1 2009-07-09 Jakub Jelinek <jakub@redhat.com>
4 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
5 arg1 with arg01 if arg1 is already INTEGER_CST.
7 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
9 * simplify-rtx.c (simplify_binary_operation_1) <AND>: Transform (and
10 (truncate)) into (truncate (and)).
12 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
14 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
15 creating LHS paradoxical subregs. Fix surrounding returns to
16 use NULL_RTX rather than 0.
18 2009-07-08 DJ Delorie <dj@redhat.com>
20 * config/mep/mep.c: (mep_option_can_inline_p): New.
21 (TARGET_OPTION_CAN_INLINE_P): Define.
23 2009-07-08 Mark Wielaard <mjw@redhat.com>
26 * dwarf2out.c (add_data_member_location_attribute): When we have
27 only a constant offset don't emit a new location description using
28 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
31 2009-07-08 Richard Henderson <rth@redhat.com>
34 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
35 (enum reg_class): Add CLOBBERED_REGS.
36 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
37 * config/i386/i386.c (ix86_conditional_register_usage): Moved
38 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
39 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
40 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
41 force 64-bit sibcalls into R11.
42 * config/i386/constraints.md (U): New constraint.
43 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
44 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
45 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
47 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
49 * basic-block.h (dump_regset, debug_regset): Remove duplicate
51 * c-objc-common.h (c_initialize_diagnostics): Ditto.
52 * ebitmap.h (dump_ebitmap): Ditto.
53 * optabs.h (optab_libfunc): Ditto.
54 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
55 * tree-flow.h (vect_can_force_dr_alignment_p,
56 get_vectype_for_scalar_type): Ditto.
57 (vectorize_loops): Move prototype to ...
58 * tree-vectorizer.h: ... here. Also, adjust comment.
59 (vect_set_verbosity_level): Remove duplicate prototype.
60 * tree-ssa-loop.c: Include tree-vectorizer.h.
61 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
63 2009-07-08 Nick Clifton <nickc@redhat.com>
65 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
68 2009-07-08 DJ Delorie <dj@redhat.com>
70 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
71 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
72 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
74 * config/mep/intrinsics.md: Regenerated.
75 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
76 registers when asm() or calls are detected.
78 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
81 * gimplify.c (gimplify_expr): Propagate no_warning flag when
83 * gimple (gimple_build_call_from_tree): Likewise.
84 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
85 no_warning flag before warning.
87 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
89 * tree.c (set_expr_locus): Remove.
90 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
91 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
93 * gimplify.c (internal_get_tmp_var): Likewise.
94 (gimplify_call_expr): Likewise.
95 (gimplify_one_sizepos): Likewise.
97 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
100 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
101 to variables for debugging purposes.
103 2009-06-23 Mark Loeser <mark@halcy0n.com>
106 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
108 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
110 * pretty-print.c (pp_base_format): Remove %J.
111 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
112 gcc_cxxdiag_char_table): Likewise.
113 (init_dynamic_diag_info): Likewise.
115 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
117 * pretty-print.c (pp_base_format): Remove %H.
118 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
119 gcc_cxxdiag_char_table): Likewise.
120 (init_dynamic_diag_info): Likewise.
121 * config/mep/mep.c (mep_select_section): Likewise.
123 2009-07-07 Duncan Sands <baldrick@free.fr>
125 * final.c (pass_clean_state): Give the pass a name.
126 * passes.c (pass_rest_of_compilation): Likewise.
127 * tree-optimize.c (pass_all_optimizations): Likewise.
129 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
131 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
132 an extra 'decl' for error_at.
134 2009-07-07 Jakub Jelinek <jakub@redhat.com>
137 * tree-tailcall.c (adjust_return_value_with_ops,
138 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
139 if it has complex or vector type.
141 2009-07-07 Olivier Hainque <hainque@adacore.com>
143 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
146 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
148 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
150 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
152 * cgraphunit.c: Replace %J by an explicit location. Update all
154 * c-decl.c: Likewise.
155 * function.c: Likewise.
156 * varasm.c: Likewise.
157 * tree-ssa.c: Likewise.
158 * c-common.c: Likewise.
159 * tree-cfg.c: Likewise.
160 * config/spu/spu.c: Likewise.
161 * config/ia64/ia64.c: Likewise.
162 * config/v850/v850.c: Likewise.
164 2009-07-06 DJ Delorie <dj@redhat.com>
166 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
167 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
168 unspecified accesses to control registers.
169 * config/mep/intrinsics.md: Regenerate.
170 * config/mep/intrinsics.h: Regenerate.
171 * config/mep/mep-intrin.h: Regenerate.
173 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
175 * c-lex.c: Replace %H by an explicit location. Update all calls.
176 * c-common.c: Likewise.
177 * c-decl.c: Likewise.
178 * c-typeck.c: Likewise.
179 * fold-const.c: Likewise.
180 * gimplify.c: Likewise.
182 * tree-cfg.c: Likewise.
183 * tree-ssa-loop-niter.c: Likewise.
184 * tree-vrp.c: Likewise.
185 * value-prof.c: Likewise.
187 2009-07-06 Diego Novillo <dnovillo@google.com>
189 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
190 if it has one. Handle cases where VAR does not have an
191 annotation or cfun is NULL.
193 2009-07-06 Diego Novillo <dnovillo@google.com>
195 * tree.c: Include debug.h.
196 (initialize_tree_contains_struct): New.
197 (init_ttree): Call it.
198 (tree_node_structure_for_code): Factor out of ...
199 (tree_node_structure): ... here.
200 * treestruct.def (TS_PHI_NODE): Remove.
201 (TS_GIMPLE_STATEMENT): Remove.
203 2009-07-06 Diego Novillo <dnovillo@google.com>
205 * tree-pretty-print.c (dump_generic_node): Protect
207 (debug_tree_chain): Handle cycles.
209 2009-07-06 Nick Clifton <nickc@redhat.com>
210 DJ Delorie <dj@redhat.com>
212 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
213 __FMOVD_ENABLED__ is defined.
215 (TARGET_FMOVD): Provide a default definition.
216 (MASK_FMOVD): Likewise.
217 (TARGET_CPU_CPP_BUILTINS): Define
218 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
219 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
220 two fmov instructions depending upon whether TARGET_FMOVD is
222 (split for DF load from memory into register): Also handle
223 MEMs which consist of REG+DISP addressing.
224 (split for DF store from register to memory): Likewise.
225 (movsf_ie): Always use single fp_mode.
226 * config/sh/sh.c (sh_override_options): Do not automatically
227 enable TARGET_MOVD for the SH2A when supporting doubles - leave
228 that to the -mfmovd command line switch.
229 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
230 (fldi_ok): Always allow.
231 * config/sh/sh.opt (mfmovd): Remove this switch.
232 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
234 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
235 Kaz Kojima <kkojima@gcc.gnu.org>
237 PR rtl-optimization/30807
238 * postreload.c (reload_combine): For every new use of REG_SUM,
239 record the use of BASE.
241 2009-07-06 Jan Hubicka <jh@suse.cz>
243 * params.def: Revert my accidental commit at 2009-06-30.
245 2009-07-04 Ian Lance Taylor <iant@google.com>
248 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
250 (mingw_format_attribute_overrides): Likewise.
252 2009-07-04 Jakub Jelinek <jakub@redhat.com>
255 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
256 don't check cfa.reg. Instead of cfa.indirect use
257 fde && fde->drap_reg != INVALID_REGNUM test.
259 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
261 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
263 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
266 * ira.c (build_insn_chain): Use DF_LR_OUT instead of
269 2009-07-03 Richard Guenther <rguenther@suse.de>
271 PR tree-optimization/40640
272 * tree-switch-conversion.c (build_arrays): Perform arithmetic
275 2009-07-03 Jan Hubicka <jh@suse.cz>
277 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
278 for size, reduce amount of inlining.
280 2009-07-03 Richard Guenther <rguenther@suse.de>
283 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to
284 (T2)t +- (T2)x if t +- x is known to not overflow and
285 the conversion widens the operation.
286 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
288 2009-07-03 Jan Hubicka <jh@suse.cz>
290 * ipa-pure-const.c (analyze): Update loop optimizer init.
291 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
292 try_remove_empty_loop, remove_empty_loops): Remove.
293 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
294 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
295 to mark regular loops as neccesary.
296 (degenerate_phi_p): New function.
297 (propagate_necessity, remove_dead_phis): Use it.
298 (forward_edge_to_pdom): Likewise.
299 (eliminate_unnecessary_stmts): Take care to remove uses of results of
300 virtual PHI nodes that became unreachable.
301 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
302 * tree-flow.h (remove_empty_loops): Remove.
303 * passes.c (init_optimization_passes): Remove.
305 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
307 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
309 (*fix_trunc<mode>_i387_1): Ditto.
310 (*floathi<mode>2_1): Ditto.
311 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
313 (*fist<mode>2_1): Ditto.
314 (frndintxf2_floor): Ditto.
315 (*fist<mode>2_floor_1): Ditto.
316 (frndintxf2_ceil): Ditto.
317 (*fist<mode>2_ceil_1): Ditto.
318 (frndintxf2_trunc): Ditto.
319 (frndintxf2_mask_pm): Ditto.
320 (fxam<mode>2_i387_with_temp): Ditto.
321 * config/i386/sse.md (mulv16qi3): Ditto.
322 (*sse2_mulv4si3): Ditto.
324 (sse4_2_pcmpestr): Ditto.
325 (sse4_2_pcmpistr): Ditto.
327 2009-07-03 Jan Hubicka <jh@suse.cz>
329 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
330 (mark_stmt_necessary): Set it.
331 (mark_operand_necessary): Set it.
332 (mark_control_dependent_edges_necessary): Set it.
333 (mark_virtual_phi_result_for_renaming): New function.
334 (get_live_post_dom): New function.
335 (forward_edge_to_pdom): New function.
336 (remove_dead_stmt): Fix handling of control dependences.
337 (tree_dce_init): Init new bitmap.
338 (tree_dce_done): Free it.
340 2009-07-02 Richard Guenther <rguenther@suse.de>
343 * tree-ssa-structalias.c (new_var_info): Initialize
346 2009-07-02 Jan Hubicka <jh@suse.cz>
348 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
351 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
353 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
354 instead of recomputing it. Adjust calls.
355 (emit_store_flag): Adjust recursive calls.
357 2009-07-02 Richard Guenther <rguenther@suse.de>
359 * tree-ssa-live.c (remove_unused_locals): Do not remove
361 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
362 of DECL_EXTERNAL for HEAP variables.
363 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
364 HEAP variables. Do not adjust RESTRICT vars.
365 (find_what_var_points_to): Nobody cares if something
368 2009-07-02 Ben Elliston <bje@au.ibm.com>
370 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
371 pc_low and pc_high declarations to the top of the function.
373 2009-07-01 DJ Delorie <dj@redhat.com>
375 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
377 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
378 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
379 unspecified accesses to control registers.
380 * config/mep/intrinsics.md: Regenerate.
381 * config/mep/intrinsics.h: Regenerate.
382 * config/mep/mep-intrin.h: Regenerate.
384 2009-07-01 Anthony Green <green@moxielogic.com>
386 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
387 instruction when possible.
388 (moxie_expand_prologue): Ditto. Also, save an instruction and
389 some complexity by popping off of $r12 instead of $sp.
390 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
393 2009-07-01 Richard Henderson <rth@redhat.com>
396 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
397 contained no insns, reposition note before last insn.
399 2009-07-01 Richard Henderson <rth@redhat.com>
402 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
403 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
405 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
408 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
409 darwin9 for printing reg addresses with %y.
411 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
413 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
414 truncation from operands in binary operations.
416 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
419 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
420 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
421 subreg of op0 to the original op0.
423 * expmed.c (store_bit_field_1): Use a temporary as the destination
424 instead of a paradoxical subreg when we need to truncate the result.
426 2009-07-01 DJ Delorie <dj@redhat.com>
428 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
429 names to VLIW variants.
430 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
431 * config/mep/intrinsics.md: Regenerate.
432 * config/mep/intrinsics.h: Regenerate.
433 * config/mep/mep-intrin.h: Regenerate.
435 2009-07-01 Jakub Jelinek <jakub@redhat.com>
438 * jump.c (returnjump_p): Revert last patch.
439 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
441 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
444 * pa.md (casesi32p): Use jump table label to determine the offset
446 (casesi64p): Likewise.
448 * pa.c (forward_branch_p): Return bool type. Use instruction
449 addresses when available. Assert that INSN has a jump label.
450 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
453 2009-07-01 Richard Guenther <rguenther@suse.de>
455 PR tree-optimization/19831
456 * tree-ssa-dce.c (propagate_necessity): Calls to functions
457 that only act as barriers do not make any previous stores necessary.
458 * tree-ssa-structalias.c (handle_lhs_call): Delay making
459 HEAP variables global, do not add a constraint from nonlocal.
460 (find_func_aliases): Handle escapes through return statements.
461 (compute_points_to_sets): Make escaped HEAP variables global.
463 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
466 * expmed.c (emit_store_flag): Perform a conversion if necessary,
467 after reducing a DImode cstore to SImode.
469 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
471 * expr.c (expand_expr_real_1): Reinstate fallthrough to
472 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
474 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
476 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
477 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
479 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
480 and umod_optab if TARGET_BSD_DIVMOD.
481 * config/vax/lib1funcs.asm: New file.
482 * config/vax/t-linux: New file.
483 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
485 2009-06-30 Jakub Jelinek <jakub@redhat.com>
488 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
489 to type arguments that have void type.
492 * dwarf2out.c (gen_formal_parameter_die): Call
493 equate_decl_number_to_die if node is different from origin.
495 2009-06-30 Anthony Green <green@moxielogic.com>
497 Clean up moxie port for --enable-build-with-cxx.
498 * config/moxie/moxie.c (moxie_function_value): First two
499 parameters are const_tree, not tree.
500 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
501 (REG_CLASS_NAMES): Ditto.
502 (REGNO_REG_CLASS): Ditto.
503 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
504 (moxie_function_value): Fix constyness of arguments.
506 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
508 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
509 finalize_size_functions before further processing.
510 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
511 (variable_size): Call self_referential_size on size expressions
512 that contain a PLACEHOLDER_EXPR.
513 (size_functions): New static variable.
514 (copy_self_referential_tree_r): New static function.
515 (self_referential_size): Likewise.
516 (finalize_size_functions): New global function.
517 * tree.c: Include tree-inline.h.
518 (push_without_duplicates): New static function.
519 (find_placeholder_in_expr): New global function.
520 (substitute_in_expr) <tcc_declaration>: Return the replacement object
522 <tcc_expression>: Likewise.
523 <tcc_vl_exp>: If the replacement object is a constant, try to inline
524 the call in the expression.
525 * tree.h (finalize_size_functions): Declare.
526 (find_placeholder_in_expr): Likewise.
527 (FIND_PLACEHOLDER_IN_EXPR): New macro.
528 (substitute_placeholder_in_expr): Update comment.
529 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
531 (copy_tree_body_r): Likewise.
532 (copy_tree_body): New static function.
533 (maybe_inline_call_in_expr): New global function.
534 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
535 (maybe_inline_call_in_expr): Declare.
536 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
537 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
540 2009-06-30 Richard Guenther <rguenther@suse.de>
542 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
544 (propagate_necessity): Do not mark reaching defs of stores
547 2009-06-30 Jan Hubicka <jh@suse.cz>
549 * cfgloopanal.c (check_irred): Move into ...
550 (mark_irreducible_loops): ... here; return true if ireducible
552 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
553 (analyze_function): Try to prove loop finiteness.
554 * cfgloop.h (mark_irreducible_loops): Update prototype.
555 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
557 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
559 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
561 2009-06-30 Ira Rosen <irar@il.ibm.com>
563 PR tree-optimization/40542
564 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
567 2009-06-30 Martin Jambor <mjambor@suse.cz>
569 PR tree-optimization/40582
570 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
571 than useless_type_conversion_p.
572 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
575 2009-06-30 Martin Jambor <mjambor@suse.cz>
578 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
580 2009-06-30 Richard Guenther <rguenther@suse.de>
582 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
583 use ao_ref references.
584 (walk_aliased_vdefs): Likewise.
585 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
586 * tree-ssa-dce.c (struct ref_data): Remove.
587 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
588 (mark_aliased_reaching_defs_necessary): Adjust.
589 (mark_all_reaching_defs_necessary_1): Likewise.
591 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
594 * expmed.c (emit_cstore): New name of emit_store_flag_1.
595 (emit_store_flag_1): Extract from emit_store_flag, adjust
596 calls to (what now is) emit_cstore.
597 (emit_store_flag): Call emit_store_flag_1 and also use it
598 for what used to be recursive calls.
600 2009-06-30 Wei Guozhi <carrot@google.com>
603 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
604 if the target bb post dominates from bb.
605 * config/i386/i386.c (memory_address_length): Check existence of base
606 register before using it.
608 2009-06-30 Nick Clifton <nickc@redhat.com>
609 DJ Delorie <dj@redhat.com>
611 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
612 __FMOVD_ENABLED__ is defined.
614 (TARGET_FMOVD): Provide a default definition.
615 (MASK_FMOVD): Likewise.
616 (TARGET_CPU_CPP_BUILTINS): Define
617 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
618 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
619 two fmov instructions depending upon whether TARGET_FMOVD is
621 (split for DF load from memory into register): Also handle
622 MEMs which consist of REG+DISP addressing.
623 (split for DF store from register to memory): Likewise.
624 * config/sh/sh.opt (mfmovd): Remove this switch.
625 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
626 * config/sh/sh.c (sh_override_options): Do not automatically
627 enable TARGET_MOVD for the SH2A when supporting doubles - leave
628 that to the -mfmovd command line switch.
630 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
632 (fldi_ok): Always allow.
633 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
635 2009-06-29 DJ Delorie <dj@redhat.com>
637 * doc/install.texi (mep-x-elf): Correct chip's full name.
639 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
641 * doc/extend.texi: Fix typo.
643 2009-06-29 Tom Tromey <tromey@redhat.com>
646 * Makefile.in (DWARF2_H): New variable.
648 (dwarf2out.o): Likewise.
649 (dwarf2asm.o): Likewise.
650 * config/i386/t-i386: Use DWARF2_H.
651 * except.c: Include elf/dwarf2.h.
652 * unwind-dw2.c: Include elf/dwarf2.h.
653 * dwarf2out.c: Include elf/dwarf2.h.
654 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
656 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
657 (size_of_loc_descr): Likewise.
658 (output_loc_operands_raw): Likewise.
659 (output_loc_operands): Handle new dtprel field.
660 (loc_checksum): Update.
661 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
662 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
663 * unwind-dw2-fde.c: Include elf/dwarf2.h.
664 * dwarf2asm.c: Include elf/dwarf2.h.
665 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
666 * config/mmix/mmix.c: Include elf/dwarf2.h.
667 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
668 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
669 * config/sh/sh.c: Include elf/dwarf2.h.
670 * config/i386/i386.c: Include elf/dwarf2.h.
672 2009-06-29 DJ Delorie <dj@redhat.com>
674 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
676 * doc/extend.texi: Add MeP attributes and pragmas.
677 * doc/invoke.text: Add MeP Options.
678 * doc/contrib.texi: Add MeP contribution.
679 * doc/md.texi: Add MeP constraints.
680 * doc/install.texi: Add MeP target.
682 2009-06-30 Anatoly Sokolov <aesok@post.ru>
684 * target.h (struct gcc_target): Add frame_pointer_required field.
685 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
686 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
687 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
689 * reload1.c (update_eliminables): (Ditto.).
690 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
691 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
692 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
694 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
696 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
697 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
698 (arm_frame_pointer_required): New function.
700 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
701 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
702 (avr_frame_pointer_required_p): Declare as static.
703 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
705 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
706 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
707 (bfin_frame_pointer_required): Make as static, change return type
709 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
711 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
712 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
713 (cris_frame_pointer_required): New function.
715 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
717 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
718 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
719 (fr30_frame_pointer_required): New function.
721 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
722 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
723 (frv_frame_pointer_required): Make as static, change return type
725 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
727 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
728 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
729 (ix86_frame_pointer_required): Make as static, change return type to
731 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
733 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
734 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
736 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
738 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
740 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
742 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
743 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
744 (mips_frame_pointer_required): Make as static.
745 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
747 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
748 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
749 (mmix_frame_pointer_required): Mew function.
751 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
752 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
754 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
756 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
758 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
760 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
761 (CAN_ELIMINATE): Redefine.
762 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
763 (sparc_frame_pointer_required): New function.
764 (sparc_can_eliminate): New function.
765 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
767 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
768 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
770 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
771 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
772 (xtensa_frame_pointer_required): Make as static, change return type
774 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
777 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
779 * doc/plugins.texi: Document PLUGIN_START_UNIT.
780 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
781 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
782 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
783 (register_callback): Handle PLUGIN_START_UNIT.
784 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
786 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
788 * tree.c (process_call_operands): Propagate TREE_READONLY from the
790 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
791 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
793 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
795 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
798 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
800 * doc/extend.texi (Additional Floating Types): __float128 is also
801 supported on i386 targets.
803 2009-06-29 Richard Guenther <rguenther@suse.de>
806 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
808 (pt_solutions_same_restrict_base): Declare.
809 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
811 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
812 (make_constraint_from, make_copy_constraint): Move earlier.
813 (make_constraint_from_heapvar): New function.
814 (make_constraint_from_restrict): Likewise.
815 (handle_lhs_call): Use it.
816 (find_func_aliases): Use it to track conversions to restrict
818 (struct fieldoff): Add only_restrict_pointers flag.
819 (push_fields_onto_fieldstack): Initialize it.
820 (create_variable_info_for): Track global restrict qualified pointers.
821 (intra_create_variable_infos): Use make_constraint_from_heapvar.
822 Track restrict qualified pointer arguments.
823 (set_uids_in_ptset): Use varinfo is_global_var flag.
824 (find_what_var_points_to): Set the vars_contains_restrict flag.
825 Always create the points-to solution for sets including restrict tags.
826 (pt_solutions_same_restrict_base): New function.
827 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
828 qualified pointers use pt_solutions_same_restrict_base as
829 additional source for disambiguation.
831 2009-06-29 Richard Guenther <rguenther@suse.de>
834 * alias.c (find_base_decl): Remove.
835 (get_deref_alias_set_1): Remove restrict handling.
836 * c-common.c (c_apply_type_quals_to_decl): Do not set
837 DECL_POINTER_ALIAS_SET.
838 * gimplify.c (find_single_pointer_decl_1): Remove.
839 (find_single_pointer_decl): Likewise.
840 (internal_get_tmp_var): Remove restrict handling.
841 (gimple_regimplify_operands): Likewise.
842 * omp-low.c (expand_omp_atomic_pipeline): Do not set
843 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
844 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
845 * tree.c (restrict_base_for_decl): Remove.
846 (init_ttree): Do not allocate it.
847 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
848 LABEL_DECL_UID for label decls.
849 (copy_node_stat): Do not copy restrict information.
850 (decl_restrict_base_lookup): Remove.
851 (decl_restrict_base_insert): Likewise.
852 (print_restrict_base_statistics): Likewise.
853 (dump_tree_statistics): Do not call print_restrict_base_statistics.
854 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
855 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
856 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
857 (LABEL_DECL_UID): Adjust.
858 (DECL_BASED_ON_RESTRICT_P): Remove.
859 (DECL_GET_RESTRICT_BASE): Likewise.
860 (SET_DECL_RESTRICT_BASE): Likewise.
861 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
863 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
864 instead of DECL_POINTER_ALIAS_SET.
865 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
866 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
867 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
869 2009-06-29 Richard Guenther <rguenther@suse.de>
871 PR tree-optimization/40579
872 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
873 the IL to simplify has constants that overflowed.
875 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
877 PR tree-optimization/40550
878 * tree-vect-generic.c (expand_vector_operations_1): Compute in
879 vector_compute_type only when the size of vector_compute_type is
880 less than the size of type.
882 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
884 * fold-const.c (contains_label_1): Fix comments.
885 (contains_label_p): Do not walk trees multiple time.
887 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
889 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
890 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
891 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
892 ix86_fp_comparison_operator.
893 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
894 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
895 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
896 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
897 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
898 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
899 (related splits): Change predicate to ix86_fp_comparison_operator.
900 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
901 instead of ix86_fp_comparison_codes.
902 (ix86_trivial_fp_comparison_operator,
903 ix86_fp_comparison_operator): New.
904 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
905 (ix86_expand_compare): Eliminate last two parameters.
906 (ix86_fp_jump_nontrivial_p): Kill.
907 * config/i386/i386.c (put_condition_code): Eliminate call to
908 ix86_fp_comparison_codes and subsequent assertion.
909 (ix86_fp_comparison_codes): Eliminate.
910 (ix86_fp_swap_condition): New.
911 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
912 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
913 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
914 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
915 and ix86_fp_swap_condition.
916 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
917 Use ix86_fp_comparison_strategy.
918 (ix86_expand_compare): Likewise. Eliminate last two arguments.
919 (ix86_fp_jump_nontrivial_p): Eliminate.
920 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
921 call to ix86_expand_compare.
922 (ix86_split_fp_branch, ix86_expand_setcc,
923 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
924 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
926 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
928 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
929 related to jump_clobbers.
930 * config/arm/arm.md (conds): Remove jump_clob case.
931 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
932 splits): Change comparison_operator to arm_comparison_operator.
933 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
936 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
938 * dojump.c (do_compare_rtx_and_jump): Try swapping the
939 condition for floating point modes.
940 * expmed.c (emit_store_flag_1): Move here a bigger part
942 (emit_store_flag): Try swapping the condition for floating point
944 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
946 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
948 * expr.c (expand_expr_real_1): Just use do_store_flag.
949 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
950 emit_store_flag_force.
951 * expmed.c (emit_store_flag_force): Copy here trick
952 previously in expand_expr_real_1. Try reversing the comparison.
953 (emit_store_flag_1): Work if target is NULL.
954 (emit_store_flag): Work if target is NULL, using the result mode
955 from the comparison. Use split_comparison, restructure final part
956 to simplify conditionals.
958 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
960 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
961 * dojump.c (do_jump): Change handling of floating-point
962 ops to use just do_compare_and_jump.
963 (split_comparison): New.
964 (do_compare_rtx_and_jump): Add here logic coming previously
965 in do_jump, using split_comparison.
967 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
970 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
972 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
974 * tree-ssa-alias.c: Fix unintentional commit.
976 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
978 * passes.c (execute_one_pass): Fix unintentional commit.
980 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
982 * df-problems.c (df_set_seen, df_unset_seen): Delete.
983 (df_rd_local_compute, df_md_local_compute): Inline them.
985 (df_md_scratch): New.
986 (df_md_alloc, df_md_free): Allocate/free it.
987 (df_md_local_compute): Only include live registers in init.
988 (df_md_transfer_function): Prune the in-set computed by
989 the confluence function, and the gen-set too.
991 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
993 PR rtl-optimization/26854
994 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
995 * df-problems.c (df_rd_add_problem): Fix comment.
996 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
997 df_md_simulate_artificial_defs_at_top,
998 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
999 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
1000 df_md_transfer_function, df_md_init, df_md_confluence_0,
1001 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
1002 problem_MD, df_md_add_problem): New.
1003 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
1004 df_md_get_bb_info): New.
1005 (DF_LAST_PROBLEM_PLUS1): Adjust.
1007 * Makefile.in (fwprop.o): Include domwalk.h.
1008 * fwprop.c: Include domwalk.h.
1009 (reg_defs, reg_defs_stack): New.
1010 (bitmap_only_bit_between): Remove.
1011 (process_defs): New.
1012 (process_uses): Use reg_defs and local_md instead of
1013 bitmap_only_bit_between and local_rd.
1014 (single_def_use_enter_block): New, from build_single_def_use_links.
1015 (single_def_use_leave_block): New.
1016 (build_single_def_use_links): Remove code moved to
1017 single_def_use_enter_block, invoke domwalk.
1018 (use_killed_between): Adjust comment.
1020 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1022 * bitmap.h (bitmap_ior_and_into): New.
1023 * bitmap.c (bitmap_ior_and_into): New.
1025 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1027 * domwalk.h (struct dom_walk_data): Remove all callbacks except
1028 before_dom_children_before_stmts and after_dom_children_after_stmts.
1029 Rename the two remaining callbacks to just before_dom_children and
1030 after_dom_children. Remove other GIMPLE statement walking bits.
1031 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
1032 * graphite.c: Do not include domwalk.h.
1033 * tree-into-ssa.c (interesting_blocks): New global.
1034 (struct mark_def_sites_global_data): Remove it and names_to_rename.
1035 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
1036 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
1037 now that they're not domwalk callbacks.
1038 (rewrite_initialize_block): Rename to...
1039 (rewrite_enter_block): ... this, place after called functions. Test
1040 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
1041 (rewrite_finalize_block): Rename to...
1042 (rewrite_leave_block): ... this, place after called functions.
1043 (rewrite_update_init_block): Rename to...
1044 (rewrite_update_enter_block): ... this, place after called functions.
1045 Test interesting_blocks, call rewrite_update_stmt and
1046 rewrite_update_phi_arguments.
1047 (rewrite_update_fini_block): Rename to...
1048 (rewrite_leave_block): ... this, place after called functions.
1049 (rewrite_blocks): Remove last argument, simplify initialization of
1051 (mark_def_sites_initialize_block): Rename to...
1052 (mark_def_sites_block): ... this, call mark_def_sites.
1053 (mark_def_sites_blocks): Remove argument, simplify initialization of
1055 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
1056 (update_ssa): Likewise.
1057 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
1059 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
1060 (dom_opt_initialize_block): Rename to...
1061 (dom_opt_enter_block): ... this, place after called functions. Walk
1062 statements here, inline propagate_to_outgoing_edges.
1063 (dom_opt_finalize_block): Rename to...
1064 (dom_opt_leave_block): ... this, place after called functions.
1065 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
1067 (dse_enter_block, dse_record_phi): New.
1068 (dse_record_phis): Delete.
1069 (dse_finalize_block): Rename to...
1070 (dse_leave_block): ... this.
1071 (tree_ssa_dse): Simplify initialization of walk_data.
1072 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
1073 Adjust initialization of walk_data.
1074 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
1075 * tree-ssa-loop-phiopt.c (get_non_trapping):
1076 Adjust initialization of walk_data.
1077 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
1078 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
1079 it's not a domwalk callback.
1080 (uncprop_initialize_block): Rename to...
1081 (dse_enter_block): ... this, call uncprop_into_successor_phis.
1082 (dse_finalize_block): Rename to...
1083 (dse_leave_block): ... this.
1084 (tree_ssa_uncprop): Simplify initialization of walk_data.
1085 * Makefile.in: Adjust dependencies.
1087 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
1089 * arm.md (casesi): Fix test for Thumb1.
1090 (thumb1_casesi_internal_pic): Likewise.
1091 (thumb1_casesi_dispatch): Likewise.
1093 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
1095 * config/arm/arm-cores.def: Added core cortex-m0.
1096 * config/arm/arm-tune.md: Regenerated.
1097 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
1099 2009-06-26 DJ Delorie <dj@redhat.com>
1101 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
1103 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
1104 the scheduler doesn't tag jump insns.
1106 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
1108 * c-decl.c (merge_decls): Re-indent.
1110 2009-06-26 Janis Johnson <janis187@us.ibm.com>
1113 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
1114 Special-case decimal float constants.
1116 2009-06-26 Richard Henderson <rth@redhat.com>
1118 * function.h (struct function): Add cannot_be_copied_reason,
1119 and cannot_be_copied_set.
1120 * tree-inline.c (has_label_address_in_static_1): Rename from
1121 inline_forbidden_p_2; don't set inline_forbidden_reason here.
1122 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
1123 don't set inline_forbidden_reason.
1124 (copy_forbidden): New function, split out of inline_forbidden_p.
1125 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
1126 (inline_forbidden_p): Use copy_forbidden.
1127 (tree_versionable_function_p): Likewise.
1128 (inlinable_function_p): Merge into tree_inlinable_function_p.
1129 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
1130 * ipa-cp.c (ipcp_versionable_function_p): New function.
1131 (ipcp_cloning_candidate_p): Use it.
1132 (ipcp_node_modifiable_p): Likewise.
1134 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
1136 * builtins.c (expand_builtin_alloca): Handle builtin alloca
1137 that is marked not to be inlined. Remove flag_mudflap use.
1138 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
1139 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
1141 2009-06-26 Steve Ellcey <sje@cup.hp.com>
1144 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
1145 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
1147 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
1149 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
1151 (__mingwthr_remove_key_dtor): Likewise.
1153 2009-06-26 Richard Guenther <rguenther@suse.de>
1155 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
1157 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
1160 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
1161 try the non-cond_exec path also.
1163 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1166 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
1167 (output_cbranch): Use new functions.
1168 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
1171 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1172 Pat Haugen <pthaugen@us.ibm.com>
1173 Revital Eres <ERES@il.ibm.com>
1175 * config/rs6000/rs6000.c (print_operand): Correct lossage message
1176 for %c error. Add %x support to print VSX registers as a unified
1177 register set, instead of separate float and altivec registers.
1178 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
1179 %y case, and add support for VSX pre-modify addresses.
1180 (output_toc): Add assert for CONST containing an integer constant
1182 (rs6000_adjust_cost): Add POWER7 support.
1183 (insn_must_be_first_in_group): Ditto.
1184 (insn_must_be_last_in_group): Ditto.
1185 (rs6000_emit_popcount): Ditto.
1186 (rs6000_vector_mode_supported_p): Ditto.
1188 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
1189 Change some of the functions called by macros to being called
1190 through a pointer, so debug functions can be inserted if
1191 -mdebug=addr or -mdebug=cost.
1192 (rs6000_preferred_reload_class_ptr): Ditto.
1193 (rs6000_secondary_reload_class_ptr): Ditto.
1194 (rs6000_secondary_memory_needed_ptr): Ditto.
1195 (rs6000_cannot_change_mode_class_ptr): Ditto.
1196 (rs6000_secondary_reload_inner): Ditto.
1197 (rs6000_legitimize_reload_address): Ditto.
1198 (rs6000_legitimize_reload_address_ptr): Ditto.
1199 (rs6000_mode_dependent_address): Ditto.
1200 (rs6000_mode_dependent_address_ptr): Ditto.
1202 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
1203 function to return true if the mode allows reg + integer
1205 (virtual_stack_registers_memory_p): New function to return true if
1206 the address refers to a virtual stack register.
1207 (rs6000_legitimate_offset_address_p): Move code to say whether a
1208 mode supports reg+int addressing to reg_offset_addressing_ok_p and
1210 (rs6000_legitimate_address_p): Add checks for modes that only can
1211 do reg+reg addressing. Start adding VSX support.
1212 (rs6000_legitimize_reload_address): Ditto.
1213 (rs6000_legitimize_address): Ditto.
1214 (rs6000_debug_legitimate_address_p): New debug functions for
1215 -mdebug=addr and -mdebug=cost.
1216 (rs6000_debug_rtx_costs): Ditto.
1217 (rs6000_debug_address_costs): Ditto.
1218 (rs6000_debug_adjust_cost): Ditto.
1219 (rs6000_debug_legitimize_address): Ditto.
1220 (rs6000_legitimize_reload_address_ptr): Point to call normal
1221 function or debug function. Make functions called via pointer
1223 (rs6000_mode_dependent_address_ptr): Ditto.
1224 (rs6000_secondary_reload_class_ptr): Ditto.
1225 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
1226 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
1227 into a friendlier error.
1228 (rs6000_init_builtins): Add initial VSX support.
1229 (rs6000_adjust_cost): Fix some spacing issues.
1231 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
1232 (REG_CLASS_NAMES): Ditto.
1233 (REG_CLASS_CONTENTS): Ditto.
1234 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
1235 pointer, to add -mdebug=addr support.
1236 (CANNOT_CHANGE_MODE_CLASS): Ditto.
1237 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
1238 -mdebug=addr support.
1239 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
1240 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
1241 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
1243 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
1245 (bswapsi*): Set attribute types for load/store. Add combiner
1246 patterns to eliminate zero extend on 64-bit.
1247 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
1248 stdbrx if the hardware supports those instructions.
1250 2009-06-25 Ian Lance Taylor <iant@google.com>
1252 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
1253 (Link Options): Document -static-libstdc++.
1255 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1258 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
1259 DATA_ALIGNMENT instead.
1261 2009-06-25 Richard Guenther <rguenther@suse.de>
1263 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
1264 indirect references against the callused/escaped solutions.
1265 (call_may_clobber_ref_p_1): Likewise.
1267 2009-06-25 Martin Jambor <mjambor@suse.cz>
1269 PR tree-optimization/40493
1270 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
1271 (enum unscalarized_data_handling): New type.
1272 (handle_unscalarized_data_in_subtree): Return what has been done.
1273 (load_assign_lhs_subreplacements): Handle left flushes differently.
1274 (sra_modify_assign): Use unscalarized_data_handling, simplified
1275 condition determining whether to remove the statement.
1277 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
1279 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
1280 excerpt - @ should be doubled for texinfo.
1282 2009-06-24 Ian Lance Taylor <iant@google.com>
1284 * config/arc/arc.c: Include "df.h".
1285 (arc_attribute_table): Make static. Move higher in file.
1286 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
1287 (output_shift): Initialize n later to avoid warning.
1288 * config/arm/arm.c (arm_attribute_table): Make static. Move
1290 * config/avr/avr.c (avr_attribute_table): Make static. Move
1292 (reg_class_tab): Change array type from int to enum reg_class.
1293 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
1295 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
1296 (lshrhi3_out): Likewise.
1297 (class_likely_spilled_p): Change return type to bool.
1298 (avr_rtx_costs): Use local code variable with enum type.
1299 * config/avr/avr.md (movmemhi): Use add_reg_note.
1300 (andhi3, andsi3): Don't use AS2 with "and".
1301 (iorhi3, iorsi3): Don't use AS2 with "or".
1302 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
1303 * config/crx/crx.c: Include "df.h".
1304 (crx_attribute_table): Make static.
1305 * config/m32r/m32r.c: Include "df.h".
1306 (m32r_attribute_table): Make static. Move higher in file.
1307 (pop): Use add_reg_note.
1308 (block_move_call): Change 0 to LCT_NORMAL in function call.
1309 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
1310 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
1311 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
1312 declare, not just when TREE_CODE is defined.
1313 * config/m68hc11/m68hc11.c: Include "expr.h".
1314 (m68hc11_attribute_table): Make static. Move higher in file.
1315 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
1317 (m68hc11_register_indirect_p): Likewise.
1318 (m68hc11_function_arg_padding): Change return type to enum
1320 (emit_move_after_reload): Use add_reg_note.
1321 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
1322 (m68hc11_split_logical): Likewise.
1323 (m68hc11_rtx_costs): Add local code_and outer_code variables with
1325 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
1326 to VOIDmode in function call.
1327 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
1329 (m68hc11_split_logical): Update declaration.
1330 (m68hc11_function_arg_padding): Update declaration.
1331 * config/mcore/mcore.c (regno_reg_class): Change form array of int
1332 to array of enum reg_class.
1333 (mcore_attribute_table): Make static. Move higher in file.
1334 (mcore_rtx_costs): Add cast to enum type.
1335 * config/mcore/mcore.h (regno_reg_class): Update declaration.
1336 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
1337 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
1339 * config/sh/predicates.md (trapping_target_operand): Rename and to
1341 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
1343 * config/spu/spu.c (spu_attribute_table): Make static. Move
1345 * config/v850/v850.c (v850_attribute_table): Make static. Move
1347 (v850_rtx_costs): Use local code with enum type.
1348 (expand_epilogue): Add cast.
1349 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
1351 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
1354 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
1355 -m2a-single-only and -m2a-nofpu.
1356 * config/sh/sh.opt: Document m2a generates FPU code.
1358 2009-06-24 Anatoly Sokolov <aesok@post.ru>
1360 * defaults.h (CAN_ELIMINATE): Provide default.
1361 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
1362 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
1363 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
1364 * config/spu/spu.h (CAN_ELIMINATE): Delete.
1365 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
1366 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
1367 * config/cris/cris.h (CAN_ELIMINATE): Delete.
1368 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
1369 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
1370 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
1372 2009-06-24 DJ Delorie <dj@redhat.com>
1374 * mep-ext-cop.cpu: Fix copyright notice.
1375 * mep-default: Fix copyright notice.
1376 * mep-core: Fix copyright notice.
1377 * mep: Fix copyright notice.
1378 * mep-ivc2: Fix copyright notice.
1379 * mep-c5: Fix copyright notice.
1381 2009-06-24 Denis Chertykov <chertykov@gmail.com>
1383 * doc/contrib.texi (Contributors):
1385 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
1388 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
1389 src and dst operands if necessary.
1391 2009-06-23 DJ Delorie <dj@redhat.com>
1394 * config.gcc: Add mep support.
1395 * recog.c: Resurrect validate_replace_rtx_subexp().
1396 * recog.h: Likewise.
1397 * config/mep/: Add new port:
1398 * config/mep/constraints.md: New file.
1399 * config/mep/default.h: New file.
1400 * config/mep/intrinsics.h: New file.
1401 * config/mep/intrinsics.md: New file.
1402 * config/mep/ivc2-template.h: New file.
1403 * config/mep/mep-c5.cpu: New file.
1404 * config/mep/mep-core.cpu: New file.
1405 * config/mep/mep-default.cpu: New file.
1406 * config/mep/mep-ext-cop.cpu: New file.
1407 * config/mep/mep-intrin.h: New file.
1408 * config/mep/mep-ivc2.cpu: New file.
1409 * config/mep/mep-lib1.asm: New file.
1410 * config/mep/mep-lib2.c: New file.
1411 * config/mep/mep-pragma.c: New file.
1412 * config/mep/mep-protos.h: New file.
1413 * config/mep/mep-tramp.c: New file.
1414 * config/mep/mep.c: New file.
1415 * config/mep/mep.cpu: New file.
1416 * config/mep/mep.h: New file.
1417 * config/mep/mep.md: New file.
1418 * config/mep/mep.opt: New file.
1419 * config/mep/predicates.md: New file.
1420 * config/mep/t-mep: New file.
1422 2009-06-23 Ian Lance Taylor <iant@google.com>
1424 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
1425 from loose_warn into c_loose_warn and from strict_warn into
1426 c_strict_warn. Set and substitute warn_cxxflags. Check for
1427 --enable-build-with-cxx. Set and substitute
1428 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
1429 * Makefile.in (CXXFLAGS): New variable.
1430 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
1431 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
1432 the default is the same as $(STRICT_WARN).
1433 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
1434 (CXX): New variable.
1435 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
1436 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
1437 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
1438 (HOST_LIBS): New variable.
1439 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
1440 (ALL_CXXFLAGS): New variable.
1441 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
1442 * doc/install.texi (Configuration): Document
1443 --enable-build-with-cxx, --with-stage1-ldflags,
1444 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
1445 * configure: Rebuild.
1447 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1449 * config/arm/arm.c (arm_override_options): Fix braces and formatting
1450 from previous commit.
1452 2009-06-23 Ian Lance Taylor <iant@google.com>
1454 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
1456 2009-06-23 Ian Lance Taylor <iant@google.com>
1458 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
1459 with ATTRIBUTE_UNUSED.
1461 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1462 Pat Haugen <pthaugen@us.ibm.com>
1463 Revital Eres <eres@il.ibm.com>
1465 * config.in (HAVE_AS_POPCNTD): Add default definition.
1466 (HAVE_AS_LWSYNC): Ditto.
1468 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
1470 (gcc_cv_as_powerpc_cmpb): Ditto.
1471 (gcc_cv_as_powerpc_dfp): Ditto.
1472 (gcc_cv_as_powerpc_vsx): Ditto.
1473 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
1474 supporting the popcntd/lwsync instructions.
1475 (gcc_cv_as_powerpc_lwsync): Ditto.
1476 * configure: Regenerate.
1478 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
1479 -mcpu=native and -mcpu=power7.
1480 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
1482 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
1483 a variable instead of a mask to reduce the number of mask bits.
1484 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
1485 (-mbit-word): Ditto.
1486 (-mregnames): Ditto.
1487 * config/rs6000/rs6000.opt (-mupdate): Ditto.
1488 (-mfused-madd): Ditto.
1490 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
1492 (-mvsx): New switch for VSX instructions.
1493 (-misel): Move from a variable to a mask to allow it to be set by
1496 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
1497 function declaration to an array declaration.
1498 (rs6000_hard_regno_nregs): New external array declaration.
1500 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
1501 files included by rs6000.md.
1503 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
1504 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
1506 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
1508 (rs6000_debug_reg): New -mdebug= variables.
1509 (rs6000_debug_addr): Ditto.
1510 (rs6000_debug_cost): Ditto.
1511 (rs6000_pmode): New variable to hold Pmode.
1512 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
1513 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
1514 calculated at compiler start.
1515 (rs6000_hard_regno_nregs): Change function to an array which holds
1516 HARD_REGNO_NREGS calculated at compiler start.
1517 (rs6000_explicit_options): Delete isel field.
1518 (rs6000_vector_unit): New array to hold which vector unit
1519 supports arithmetic options for a given type.
1520 (rs6000_vector_mem): New array to hold which vector unit supports
1521 memory reference operations for a given type.
1522 (rs6000_vector_align): New array to given the alignment of each
1524 (power7_cost): New basic costs for power7.
1525 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
1526 (rs6000_hard_regno_nregs_internal): New function, moved from
1527 HARD_REGNO_NREGS, to calculate the number of registers each hard
1528 register takes for each type.
1529 (rs6000_debug_reg_print): New function for -mdebug=reg support.
1530 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
1531 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
1532 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
1533 unit information here so it is calculated once at compiler startup
1535 (rs6000_override_options): Make -misel a target mask. Add more
1536 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
1537 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
1539 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
1540 (rs6000_handle_option): Move -misel from variable to target mask.
1541 (rs6000_builtin_mask_for_load): Add VSX support.
1542 (rs6000_conditional_register_usage): Ditto.
1543 (USE_ALTIVEC_FOR_ARG_P): Ditto.
1544 (function_arg_boundary): Ditto.
1545 (rs6000_expand_builtin): Ditto.
1546 (def_builtin): Make abort message a little friendlier.
1547 (rs6000_emit_int_cmove): Add support for 64-bit isel.
1549 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
1550 assembler support the popcntd instruction instead of a vsx
1551 instruction to enable power7 support.
1552 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
1553 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
1554 option to the assembler if -mcpu=native.
1555 (ASM_CPU_NATIVE_SPEC): Ditto.
1556 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
1558 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
1559 the lwsync instruction.
1560 (enum processor_type): Add PROCESSOR_POWER7.
1561 (rs6000_debug_reg): New -mdebug= options.
1562 (rs6000_debug_addr): Ditto.
1563 (rs6000_debug_cost): Ditto.
1564 (rs6000_isel): Delete.
1565 (enum rs6000_vector): New enum to say what vector unit we have.
1566 (VECTOR_UNIT_*): New macros to say which vector unit has
1567 arithmetic operations for a given type.
1568 (VECTOR_MEM_*): New macros to say which vector unit has memory
1569 operations for a given type.
1570 (TARGET_LDBRX): Whether the machine supports the ldbrx
1572 (TARGET_ISEL): Delete, -misel moved to be a mask.
1573 (TARGET_ISEL64): New macro for 64-bit isel support.
1574 (UNITS_PER_VSX_WORD): New macro.
1575 (POINTER_SIZE): Move to be an external variable, rather than
1576 calculating whether we are generating 32 ot 64-bit code.
1578 (STACK_BOUNDARY): Add VSX support.
1579 (LOCAL_ALIGNMENT): Ditto.
1580 (SLOW_UNALIGNED_ACCESS): Ditto.
1581 (VSX_REGNO_P): New macro for VSX support.
1582 (VFLOAT_REGNO_P): Ditto.
1583 (VINT_REGNO_P): Ditto.
1584 (VLOGICAL_REGNO_P): Ditto.
1585 (VSX_VECTOR_MODE): Ditto.
1586 (VSX_SCALAR_MODE): Ditto.
1588 (VSX_MOVE_MODE): Ditto.
1589 (VSX_REG_CLASS_P): Ditto.
1590 (HARD_REGNO_NREGS): Instead of calling a function, use an array
1592 (UNITS_PER_SIMD_WORD): Add VSX support.
1593 (MODES_TIEABLE_P): Ditto.
1594 (STARTING_FRAME_OFFSET): Ditto.
1595 (STACK_DYNAMIC_OFFSET): Ditto.
1596 (EPILOGUE_USES): Ditto.
1597 (REGNO_REG_CLASS): Move to array lookup.
1598 (CLASS_MAX_NREGS): Ditto.
1599 (rs6000_vector_reg_class): Add declaration.
1600 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
1601 overlap with the floating point and Altivec registers.
1603 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
1605 * config/rs6000/driver-rs6000.c (asm_names): New static array to
1606 give the appropriate asm switches if -mcpu=native.
1607 (host_detect_local_cpu): Add support for "asm".
1608 (host_detect_local_cpu): Follow GNU code guidelines for name.
1610 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
1611 -mbit-word to a variable instead of being a target mask.
1613 * config/rs6000/sync.md (lwsync): If the assembler supports it,
1614 emit the lwsync instruction instead of emitting the instruction as
1615 an integer constant.
1617 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
1618 fixuns_trundfsi2, move expander into rs6000.md.
1620 * config/rs6000/rs6000.md (cpu): Add power7.
1621 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
1622 (logical predicate patterns): Change the single instruction
1623 primitives that set CR0 to be fast_compare instead of compare.
1625 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
1626 (popcntddi2): Ditto.
1627 (popcount<mode>): Ditto.
1628 (floating multiply/add insns): Name the floating point
1630 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
1631 (isel_unsigned_<mode>): Ditto.
1632 (fixuns_trundfsi2): Move expander here from spe.md.
1633 (smindi3): Define if we have -misel on 64-bit systems.
1638 2009-06-23 Anatoly Sokolov <aesok@post.ru>
1640 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
1642 * config/avr/avr.c (avr_current_device): New variable.
1643 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
1644 (avr_arch, mcu_type_s): Move to avr.h.
1645 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
1646 default_data_section_start fields.
1647 (avr_arch): Moved from avr.c.
1648 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
1649 library_name fields.
1650 (avr_current_device, avr_mcu_types, avr_arch_types,
1651 avr_device_to_arch, avr_device_to_data_start,
1652 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
1653 (EXTRA_SPEC_FUNCTIONS): Define.
1654 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
1655 options mapping. Use device_to_arch and device_to_data_start insted.
1656 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
1657 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
1658 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
1659 * config/avr/driver-avr.c: New file.
1660 * config/avr/avr-devices.c: New file.
1662 2009-06-23 Jakub Jelinek <jakub@redhat.com>
1664 * var-tracking.c (unshare_variable): Force initialized to
1665 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
1666 (set_variable_part): Likewise.
1667 (struct variable_union_info): Remove pos_src field.
1668 (vui_vec, vui_allocated): New variables.
1669 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
1670 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
1671 == 1 use a simpler sorting algorithm. Compute pos field right
1672 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
1673 Avoid quadratic comparison if !flag_var_tracking_uninit.
1674 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
1675 unshare_variable unconditionally.
1676 (dataflow_set_different_2): Removed.
1677 (dataflow_set_different): Don't traverse second hash table.
1678 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
1679 unconditionally to var_reg_set or var_mem_set.
1680 (emit_notes_in_bb): Likewise.
1681 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
1683 (emit_note_insn_var_location): Don't set initialized to
1684 VAR_INIT_STATUS_INITIALIZED early.
1685 (vt_finalize): Free vui_vec if needed, clear vui_vec and
1687 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
1689 * tree-object-size.c (addr_object_size): Instead of checking
1690 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
1691 are no FIELD_DECLs following it.
1693 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
1695 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
1696 order to match bswaps with signed source operands.
1698 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1700 * sdbout.c (sdbout_one_type): Fix braces in switch.
1702 2009-06-23 Richard Guenther <rguenther@suse.de>
1704 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
1706 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
1707 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
1708 var_callused, callused_tree, var_storedanything, storedanything_tree,
1709 var_integer, integer_tree): Remove global variables.
1710 (new_var_info): Do not pass new id, append the new var to the
1711 global variable vector.
1712 (do_ds_constraint): Use is_global_var member of the variable-info.
1713 (new_scalar_tmp_constraint_exp): Adjust.
1714 (create_function_info_for): Likewise.
1715 (create_variable_info_for): Likewise.
1716 (find_what_var_points_to): Remove dead code.
1717 (init_base_vars): Simplify.
1718 (compute_points_to_sets): Adjust.
1720 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
1722 * combine.c (try_combine): Dump information about the insns we're
1725 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
1727 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
1728 check when calling force_to_mode on TRUNCATE's operand.
1730 2009-06-22 Ian Lance Taylor <iant@google.com>
1732 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
1734 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
1736 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
1738 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1740 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
1741 override library linkage flags such as -static-libgcc or
1744 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1746 * config/m68k/m68k-devices.def: Add line for MCF5221x.
1748 2009-06-22 Ian Lance Taylor <iant@google.com>
1750 * config/linux.opt: Put mglibc ahead of muclibc.
1752 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
1753 for duplicate decls.
1755 2009-06-22 Matthias Klose <doko@ubuntu.com>
1757 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
1759 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
1762 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
1763 instead of NULL if a parser error occurs.
1765 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1767 * dwarf2out.c (dwarf2_debug_hooks): Initialize
1768 non-DWARF2_DEBUGGING_INFO version.
1770 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
1772 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
1773 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
1775 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
1776 (LIBGCC2_TF_CEXT): Define.
1779 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1782 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
1784 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1786 * config/arm/arm.c (arm_override_options): Disable
1787 -mcaller-super-interworking and -mcallee-super-interworking.
1788 * doc/invoke.texi (ARM Options): Document this.
1790 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
1792 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
1793 * config/arm/constraints.md (j): New constraint for movw operands.
1794 (N): Remove thumb2 meaning.
1795 * config/arm/arm.md (*arm_movw): Delete.
1796 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
1797 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
1798 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
1800 2009-06-22 Martin Jambor <mjambor@suse.cz>
1802 PR tree-optimization/40492
1803 * tree-sra.c (sra_modify_assign): Pass zero offsets to
1804 build_ref_for_offset.
1806 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
1808 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
1809 JUMP_TABLE_DATA_P predicates where applicable.
1810 * auto-inc-dec.c: Ditto.
1811 * builtins.c: Ditto.
1812 * caller-save.c: Ditto.
1814 * cfgcleanup.c: Ditto.
1815 * cfglayout.c: Ditto.
1818 * combine-stack-adj.c: Ditto.
1824 * dwarf2asm.c: Ditto.
1825 * dwarf2out.c: Ditto.
1826 * emit-rtl.c: Ditto.
1832 * function.c: Ditto.
1835 * genpreds.c: Ditto.
1836 * genrecog.c: Ditto.
1838 * ira-costs.c: Ditto.
1839 * ira-lives.c: Ditto.
1842 * lower-subreg.c: Ditto.
1843 * modulo-sched.c: Ditto.
1845 * postreload.c: Ditto.
1846 * print-rtl.c: Ditto.
1855 * sched-vis.c: Ditto.
1857 * sel-sched-ir.c: Ditto.
1858 * simplify-rtx.c: Ditto.
1859 * targhooks.c: Ditto.
1860 * var-tracking.c: Ditto.
1861 * vmsdbgout.c: Ditto.
1863 2009-06-22 Matthias Klose <doko@ubuntu.com>
1865 * Makefile.in (install-plugin): Always use DESTDIR.
1867 2009-06-22 Olivier Hainque <hainque@adacore.com>
1869 * config/pa/pa.c (output_call): Don't optimize post call jumps
1870 into return address adjustments if the call may throw.
1872 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
1874 * arm.c (thumb1_output_casesi): New function.
1875 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
1876 optimizing for size or PIC.
1877 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
1878 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
1879 (casesi): Handle Thumb-1 when optimizing for size or PIC.
1880 (thumb1_casesi_internal_pic): New expand rule.
1881 (thumb1_casesi_dispatch): New pattern.
1882 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
1884 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
1885 in the text seciton when PIC or optimizing for size.
1886 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
1887 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
1888 preservation properties of code.
1889 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
1890 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
1891 (__gnu_thumb1_case_si): New function.
1892 * t-arm (LIB1ASMSRC): Define here.
1893 (LIB1ASMFUNCS): Add some common functions.
1894 * t-arm-elf (LIB1ASMSRC): Delete.
1895 (LIB1ASMFUNCS): Append to existing set.
1896 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1897 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1898 * t-symbian (LIB1ASMFUNCS): Likewise.
1899 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1900 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1902 2009-06-21 Richard Guenther <rguenther@suse.de>
1904 PR tree-optimization/38729
1905 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
1906 to loops with a single exit if -fno-expensive-optimizations.
1908 2009-06-21 Jakub Jelinek <jakub@redhat.com>
1910 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
1911 (dataflow_set): Change vars type from htab_t to shared_hash.
1912 (shared_hash_pool, empty_shared_hash): New variables.
1913 (vars_clear): Removed.
1914 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
1915 shared_hash_find_slot_unshare, shared_hash_find_slot,
1916 shared_hash_find_slot_noinsert, shared_hash_find): New
1918 (shared_hash_unshare, shared_hash_destroy): New functions.
1919 (unshare_variable): Unshare set->vars if shared, use
1921 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
1922 (get_init_value, find_src_set_src, dump_dataflow_set,
1923 clobber_variable_part, emit_notes_for_differences): Use
1925 (dataflow_set_init): Remove second argument, set vars to
1926 empty_shared_hash instead of creating a new htab.
1927 (dataflow_set_clear): Call shared_hash_destroy and set vars
1928 to empty_shared_hash instead of calling vars_clear.
1929 (dataflow_set_copy): Don't call vars_copy, instead just share
1930 the src htab with dst.
1931 (variable_union): Use shared_hash_*, use initially NO_INSERT
1932 lookup if set->vars is shared. Don't keep slot cleared before
1933 calling unshare_variable. Unshare set->vars if needed.
1934 Even ->refcount == 1 vars must be unshared if set->vars is shared
1935 and var needs to be modified.
1936 (variable_canonicalize): New function.
1937 (dataflow_set_union): If dst->vars is empty, just share src->vars
1938 with dst->vars and traverse with variable_canonicalize to canonicalize
1939 and unshare what is needed.
1940 (dataflow_set_different): If old_set and new_set use the same shared
1941 htab, they aren't different. If number of htab elements is different,
1942 htabs are different. Use shared_hash_*.
1943 (dataflow_set_destroy): Call shared_hash_destroy instead of
1945 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
1946 second argument to dataflow_set_init.
1947 (vt_initialize): Likewise. Initialize shared_hash_pool and
1948 empty_shared_hash, move bb in/out initialization afterwards.
1949 Use variable_htab_free instead of NULL as changed_variables del hook.
1950 (variable_was_changed): Change type of second argument to pointer to
1951 dataflow_set. When inserting var into changed_variables, bump
1952 refcount. Unshare set->vars if set is shared htab and slot needs to
1954 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
1955 lookup if set->vars is shared. Unshare set->vars if needed.
1956 Even ->refcount == 1 vars must be unshared if set->vars is shared
1957 and var needs to be modified. Adjust variable_was_changed caller.
1958 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
1959 vars must be unshared if set->vars is shared and var needs to be
1960 modified. Adjust variable_was_changed caller.
1961 (emit_note_insn_var_location): Don't pool_free var.
1962 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
1964 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
1965 free_alloc_pool on shared_hash_pool.
1967 2009-06-20 Anthony Green <green@moxielogic.com>
1969 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
1970 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
1972 2009-06-20 Richard Guenther <rguenther@suse.de>
1974 * tree-ssa-structalias.c (find_func_aliases): For memset use
1975 a constraint from NULL if we memset to zero.
1976 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
1977 we explicitly handle that do not read from memory.
1978 (call_may_clobber_ref_p_1): Properly handle builtins that may
1981 2009-06-20 Richard Guenther <rguenther@suse.de>
1983 PR tree-optimization/40495
1984 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
1985 (new_scalar_tmp_constraint_exp): New function.
1986 (process_constraint): Do not create temporary decls.
1987 (process_all_all_constraints): Likewise.
1988 (handle_const_call): Likewise.
1989 (create_function_info_for): Do not set decl.
1991 2009-06-19 Ian Lance Taylor <iant@google.com>
1993 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
1994 (rs6000_attribute_table): Make static; move before use.
1996 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
1998 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
1999 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
2000 Propagate the TREE_READONLY flag without overwriting it.
2001 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
2002 Propagate the TREE_READONLY flag onto the result.
2003 (process_call_operands): Move around. Use correct constant value.
2005 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2008 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
2009 * config/arm/arm.md: Likewise.
2011 2009-06-19 Ian Lance Taylor <iant@google.com>
2013 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
2014 to GIMPLE_ERROR_MARK.
2016 * c-typeck.c (build_conditional_expr): Add op1_original_type and
2017 op2_original_type parameters. Warn about using different enum types.
2018 * c-parser.c (c_parser_conditional_expression): Pass original
2019 types to build_conditional_expr.
2020 * c-tree.h (build_conditional_expr): Update declaration.
2022 2009-06-19 Ian Lance Taylor <iant@google.com>
2024 * config/i386/i386.c (ix86_function_specific_save): Test that
2025 fields match values, rather than testing the values are in a
2028 2009-06-19 Richard Guenther <rguenther@suse.de>
2030 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
2032 (ptr_derefs_may_alias_p): Likewise.
2033 (ptr_deref_may_alias_ref_p_1): New function.
2034 (ptr_deref_may_alias_ref_p): Likewise.
2035 (ref_maybe_used_by_call_p_1): Handle builtins that are not
2036 covered by looking at the ESCAPED solution.
2037 (call_may_clobber_ref_p_1): Likewise.
2038 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
2039 Handle NULL_TREE offset. Do not produce redundant constraints.
2040 (process_all_all_constraints): New helper function.
2041 (do_structure_copy): Use it.
2042 (handle_lhs_call): Likewise.
2043 (find_func_aliases): Handle some builtins with pointer arguments
2044 and/or return values explicitly.
2046 2009-06-19 Ian Lance Taylor <iant@google.com>
2048 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
2050 2009-06-19 Ian Lance Taylor <iant@google.com>
2052 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
2054 2009-06-19 Ian Lance Taylor <iant@google.com>
2056 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
2057 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
2060 * c-decl.c (finish_decl): If -Wc++-compat, warn about
2061 uninitialized const.
2063 2009-06-19 Ian Lance Taylor <iant@google.com>
2065 * dse.c (struct store_info): Rename bitmap field to bmap. Change
2068 * c-decl.c (in_struct, struct_types): Remove.
2069 (struct c_binding): Add in_struct field.
2070 (c_binding_ptr): Define type, along with VEC.
2071 (struct c_struct_parse_info): Define.
2072 (struct_parse_info): New static variable.
2073 (bind): Initialize in_struct field.
2074 (start_struct): Remove enclosing_in_struct and
2075 enclosing_struct_types parameters. Add
2076 enclosing_struct_parse_info parameter. Change all callers. Set
2077 struct_parse_info rather than in_struct and struct_types.
2078 (grokfield): If -Wc++-compat and there is a symbol binding for the
2079 field name, set the in_struct flag and push it on the
2080 struct_parse_info->fields vector.
2081 (warn_cxx_compat_finish_struct): New static function.
2082 (finish_struct): Remove enclosing_in_struct and
2083 enclosing_struct_types parameters. Add
2084 enclosing_struct_parse_info parameter. Change all callers. Don't
2085 set C_TYPE_DEFINED_IN_STRUCT here. Call
2086 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
2087 parameter. Only push on struct_types if warn_cxx_compat.
2088 (finish_enum): Only push on struct_types if warn_cxx_compat.
2089 (declspecs_add_type): Add loc parameter. Change all callers.
2090 Change all error calls to error_at. Pass loc, not input_location,
2091 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
2092 defined in a struct. If -Wc++-compat and parsing a struct, record
2093 that a typedef name was used.
2094 * c-parser.c (c_parser_declspecs): Get location to pass to
2096 (c_parser_struct_or_union_specifier): Update calls to start_struct
2098 * c-tree.h (struct c_struct_parse_info): Declare.
2099 (finish_struct, start_struct): Update declarations.
2100 (declspecs_add_type): Update declaration.
2102 2009-06-19 Ian Lance Taylor <iant@google.com>
2104 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
2105 variable with an anonymous type.
2107 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2109 * see.c: Remove for real.
2111 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2113 * optabs.h (enum optab_index): Add new OTI_significand.
2114 (significand_optab): Define corresponding macro.
2115 * optabs.c (init_optabs): Initialize significand_optab.
2116 * genopinit.c (optabs): Implement significand_optab using
2117 significand?f2 patterns.
2118 * builtins.c (expand_builtin_mathfn): Handle
2119 BUILT_IN_SIGNIFICAND{,F,L}.
2120 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
2121 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
2123 * config/i386/i386.md (significandxf2, significand<mode>2): New
2124 expanders to implement significandf, significand and significandl
2125 built-ins as inline x87 intrinsics.
2127 2009-06-18 Anatoly Sokolov <aesok@post.ru>
2129 * config/avr/avr.c (avr_override_options): Remove setting value of
2130 PARAM_INLINE_CALL_COST.
2132 2009-06-18 Richard Henderson <rth@redhat.com>
2135 * tree-pass.h (TDF_ASMNAME): New.
2136 * tree-dump.c (dump_options): Add asmname.
2137 * doc/invoke.texi: Document it.
2139 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
2140 (dump_decl_name): ...here.
2141 (dump_function_name): New flags arg; mind TDF_ASMNAME.
2142 (dump_generic_node): Update dump_function_name calls.
2143 (print_call_name): New flags arg; update all dump calls.
2144 * diagnostic.h (print_call_name): Update.
2145 * gimple-pretty-print.c (dump_gimple_call): Update.
2147 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
2150 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
2152 2009-06-18 Diego Novillo <dnovillo@google.com>
2154 * doc/plugins.texi: Document plugin_is_GPL_compatible.
2155 * plugin.c (str_license): Declare.
2156 (try_init_one_plugin): Assert that the symbol
2157 'plugin_is_GPL_compatible' exists.
2159 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
2162 * Makefile.in (OBJS-common): Remove see.o.
2164 * common.opt (fsee): Mark as preserved for backward compatibility.
2165 * opts.c (common_handle_option): Add OPT_fsee to the backward
2166 compatibility section.
2167 * passes.c (init_optimization_passes, pass_see): Remove pass.
2168 * timevar.def (TV_SEE): Remove.
2169 * tree-pass.h (pass_see): Remove declaration.
2170 * doc/invoke.texi (-fsee): Remove documentation.
2172 2009-06-18 Martin Jambor <mjambor@suse.cz>
2174 * tree-sra.c: Include statistics.h
2175 (sra_stats): New variable.
2176 (sra_initialize): Clear sra_stats.
2177 (create_access_replacement): Increment sra_stats.replacements.
2178 (get_access_replacement): Do not return twice.
2179 (analyze_all_variable_accesses): Increment statistics counter by the
2180 number of scalarized aggregates.
2181 (generate_subtree_copies): Increment sra_stats.subtree_copies.
2182 (sra_modify_expr): Increment sra_stats.exprs.
2183 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
2184 (sra_modify_assign): Increment sra_stats.exprs,
2185 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
2186 (perform_intra_sra): Update statistics counters.
2187 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
2189 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2191 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
2192 (arm_scalar_mode_supported_p): New function.
2194 2009-06-18 Paul Brook <paul@codesourcery.com>
2195 Sandra Loosemore <sandra@codesourcery.com>
2197 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
2198 (__extendhfsf2, __truncsfhf2): Define.
2199 * config/arm/fp16.c: New file.
2200 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2201 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2203 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2205 * doc/extend.texi (Half-Precision): New section.
2206 * doc/invoke.texi (Option Summary): List -mfp16-format.
2207 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
2208 * config/arm/arm.opt (mfp16-format=): New.
2209 * config/arm/arm.c: Include intl.h.
2210 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
2211 (TARGET_INVALID_RETURN_TYPE): Redefine.
2212 (TARGET_PROMOTED_TYPE): Redefine.
2213 (TARGET_CONVERT_TO_TYPE): Redefine.
2214 (arm_fp16_format): Define.
2215 (all_fpus): Add entry for neon-fp16.
2216 (fp_model_for_fpu): Likewise.
2217 (struct fp16_format): Declare.
2218 (all_fp16_formats): Define.
2219 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
2221 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
2223 (arm_legitimate_index_p): Treat HFmode like HImode.
2224 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
2225 (coproc_secondary_reload_class): Special-case HFmode.
2226 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
2227 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
2228 (arm_init_fp16_builtins): New.
2229 (arm_init_builtins): Call it.
2230 (arm_invalid_parameter_type): New.
2231 (arm_invalid_return_type): New.
2232 (arm_promoted_type): New.
2233 (arm_convert_to_type).
2234 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
2236 (arm_emit_fp16_const): New function.
2237 (arm_mangle_type): Mangle __fp16 as "Dh".
2238 * config/arm/arm.h (TARGET_VFPD32): Make it know about
2240 (TARGET_NEON_FP16): New.
2241 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
2242 (enum fputype): Add FPUTYPE_NEON_FP16.
2243 (enum arm_fp16_format_type): Declare.
2244 (arm_fp16_format): Declare.
2245 (LARGEST_EXPONENT_IS_NORMAL): Define.
2246 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
2247 * config/arm/arm-modes.def (HFmode): Define.
2248 * config/arm/vfp.md: (*movhf_vfp): New.
2251 * config/arm/arm.md: (fpu): Add neon_fp16.
2252 (floatsihf2, floatdihf2): New.
2253 (fix_trunchfsi2, fix_trunchfdi2): New.
2257 (*arm32_movhf): New.
2258 (*thumb1_movhf): New.
2259 (consttable_2): Add check for HFmode constants.
2260 (consttable_4): Handle HFmode constants.
2262 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
2264 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
2266 2009-06-17 Olivier Hainque <hainque@adacore.com>
2268 * collect2.c (main): Use CONST_CAST2 to perform char ** to
2269 const char ** conversion in AIX specific section.
2271 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
2273 * config/i386/i386.c (ix86_special_builtin_type): Remove
2274 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
2275 (bdesc_special_args): Updated.
2276 (ix86_init_mmx_sse_builtins): Likewise.
2277 (ix86_expand_special_args_builtin): Likewise.
2279 2009-06-17 Richard Henderson <rth@redhat.com>
2281 * tree-pretty-print.c (maybe_dump_asm_name): New.
2282 (dump_decl_name): Use it.
2283 (PRINT_FUNCTION_NAME): Merge into...
2284 (dump_function_name): ... here. Use maybe_dump_asm_name.
2286 2009-06-17 Cary Coutant <ccoutant@google.com>
2288 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
2290 * debug.c (struct gcc_debug_hooks): Change placeholder for
2292 (debug_nothing_int_charstar_int): Replaced by...
2293 (debug_nothing_int_charstar_int_bool): ...this.
2294 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
2295 source_line prototype.
2296 (debug_nothing_int_charstar_int): Replaced by...
2297 (debug_nothing_int_charstar_int_bool): ...this.
2298 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
2299 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
2300 Output is_stmt operand when necessary.
2301 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
2302 (notice_source_line): Add is_stmt parameter.
2303 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
2304 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
2306 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
2307 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
2309 2009-06-17 Ian Lance Taylor <iant@google.com>
2311 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
2313 (struct store_by_pieces_d): Rename from store_by_pieces. Change
2316 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
2318 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
2319 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
2320 tree_strip_sign_nop_conversions and
2321 tree_ssa_strip_useless_type_conversions rather than stripping
2322 the operations here.
2323 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
2325 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
2326 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
2327 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
2328 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
2331 2009-06-17 Michael Eager <eager@eagercon.com>
2333 * config/rs6000/constraints.md (register_constraint "d"): New.
2334 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
2335 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
2336 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
2337 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
2338 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
2339 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
2340 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
2341 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
2342 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
2343 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
2345 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
2346 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
2347 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
2348 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
2349 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2350 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
2351 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
2352 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
2353 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
2354 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
2355 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
2356 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
2357 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
2358 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
2360 2009-06-16 Ian Lance Taylor <iant@google.com>
2362 * profile.c (total_num_never_executed): Don't define.
2363 (compute_branch_probabilities): Don't count or print
2365 (init_branch_prob): Don't set total_num_never_executed.
2366 (end_branch_prob): Don't print total_num_never_executed.
2368 2009-06-17 David Daney <ddaney@caviumnetworks.com>
2370 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
2372 2009-06-17 David Edelsohn <edelsohn@gnu.org>
2374 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
2375 (nabstd2_fpr): Same.
2377 2009-06-17 Steve Ellcey <sje@cup.hp.com>
2379 * expr.c (expand_assignment): Change complex type check.
2381 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
2383 * doc/plugins.texi (Building GCC plugins): Added new section.
2385 2009-06-17 Ian Lance Taylor <iant@google.com>
2387 * c-pch.c (get_ident): Don't set size of templ array.
2388 (pch_init): Don't set size of partial_pch array.
2390 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
2391 string constant to intialize an array whose size is the length of
2394 2009-06-17 Richard Guenther <rguenther@suse.de>
2396 PR tree-optimization/40389
2397 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
2398 to addressable types.
2399 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
2401 2009-06-17 Richard Guenther <rguenther@suse.de>
2404 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
2405 if there is no evolution of left in the loop bail out.
2406 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
2407 chrec_fold_multiply.
2409 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
2410 Janis Johnson <janis187@us.ibm.com>
2413 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
2414 for the symbol ref of a constant that is the source of a move
2415 - nor for any other not-obvious-label-ref constants.
2417 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
2419 * plugin.c (position_pass): Skip newly inserted pass during list
2420 traversal to avoid repeated insertion.
2422 2009-06-16 Ian Lance Taylor <iant@google.com>
2424 * vec.h (VEC_stack_alloc): Define different version if
2425 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
2426 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
2427 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
2428 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2430 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
2432 * config.gcc (extra_headers): Add ia32intrin.h for x86.
2434 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
2435 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
2436 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
2437 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
2438 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
2439 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
2440 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
2441 (bdesc_special_args): Add __builtin_ia32_rdtsc and
2442 __builtin_ia32_rdtscp.
2443 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
2444 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
2445 and __builtin_ia32_rorhi.
2446 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
2447 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
2448 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
2449 (ix86_expand_args_builtin): Likewise.
2450 (ix86_expand_special_args_builtin): Likewise.
2452 * config/i386/i386.md (UNSPECV_RDTSCP): New.
2453 (UNSPECV_RDTSC): Likewise.
2454 (UNSPECV_RDPMC): Likewise.
2455 (*bsr): Renamed to ...
2457 (*bsr_rex64): Renamed to ...
2461 (*rdpmc_rex64): Likewise.
2464 (*rdtsc_rex64): Likewise.
2466 (*rdtscp): Likewise.
2467 (*rdtscp_rex64): Likewise.
2469 * config/i386/ia32intrin.h: New.
2471 * config/i386/x86intrin.h: Include <ia32intrin.h>.
2473 2009-06-16 Ian Lance Taylor <iant@google.com>
2475 * ira-build.c (copy_info_to_removed_store_destinations):
2476 Initialize parent_a.
2478 2009-06-16 Ian Lance Taylor <iant@google.com>
2480 * c-decl.c (grokdeclarator): Change size_varies to bool.
2482 2009-06-16 Ian Lance Taylor <iant@google.com>
2484 * sel-sched.c: Make forward declarations of move_op_hooks and
2485 fur_hooks explicitly extern.
2487 2009-06-16 Ian Lance Taylor <iant@google.com>
2489 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
2490 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
2492 2009-06-16 Ian Lance Taylor <iant@google.com>
2494 * resource.c (mark_referenced_resources): Change
2495 include_delayed_effects parameter to bool. Change all callers.
2496 (mark_end_of_function_resources): Likewise.
2497 * reorg.c (insn_references_resource_p): Likewise.
2498 (insn_sets_resource_p): Likewise.
2499 * resource.h (mark_referenced_resources): Update declaration.
2500 (mark_end_of_function_resources): Update declaration.
2502 2009-06-16 David Edelsohn <edelsohn@gnu.org>
2504 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
2506 2009-06-16 David Edelsohn <edelsohn@gnu.org>
2508 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
2509 GCC can bootstrap on AIX with GNU Binutils 2.20.
2511 2009-06-16 Ian Lance Taylor <iant@google.com>
2513 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
2515 2009-06-16 Ian Lance Taylor <iant@google.com>
2517 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
2518 inline, not extern inline.
2519 (exact_log2): Likewise.
2520 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
2522 (exact_log2): Likewise, but don't test CTZ_HWI.
2524 2009-06-16 Ian Lance Taylor <iant@google.com>
2526 * bitmap.c (bitmap_clear): Don't declare as inline.
2527 * gimple.c (gimplify_assign): Likewise.
2528 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
2529 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
2530 (sched_scan_info): Remove duplicate definition.
2532 2009-06-16 Ian Lance Taylor <iant@google.com>
2534 * c-common.c (skip_evaluation): Don't define.
2535 (c_inhibit_evaluation_warnings): Define global variable.
2536 (overflow_warning): Check c_inhibit_evaluation_warnings rather
2537 than skip_evaluation.
2538 (convert_and_check, warn_for_div_by_zero): Likewise.
2539 * c-common.h (skip_evaluation): Don't declare.
2540 (c_inhibit_evaluation_warnings): Declare.
2541 * c-parser.c (c_parser_typeof_specifier): Set
2542 c_inhibit_evaluation_warnings rather than skip_evaluation.
2543 (c_parser_conditional_expression): Likewise.
2544 (c_parser_binary_expression): Likewise.
2545 (c_parser_sizeof_expression): Likewise.
2546 (c_parser_alignof_expression): Likewise.
2547 * c-typeck.c (build_indirect_ref): Check
2548 c_inhibit_evaluation_warnings rather than skip_evaluation.
2549 (build_conditional_expr, build_binary_op): Likewise.
2551 2009-06-16 Richard Guenther <rguenther@suse.de>
2553 * tree-ssa-alias.c (is_escape_site): Remove.
2554 * tree-ssa-alias.h (enum escape_type): Remove.
2555 (is_escape_site): Likewise.
2556 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
2557 via casts and asms without deferring to is_escape_site.
2559 2009-06-16 Jakub Jelinek <jakub@redhat.com>
2562 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
2563 use gen_lowpart if op0 has complex mode.
2565 2009-06-16 Richard Guenther <rguenther@suse.de>
2567 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
2568 variables add them to ESCAPED.
2569 (find_func_aliases): Do not make all indirectly stored values escaped.
2571 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
2573 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
2576 2009-06-16 Martin Jambor <mjambor@suse.cz>
2578 PR tree-optimization/40432
2579 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
2580 check whether we need to force gimple register operand.
2582 2009-06-16 Martin Jambor <mjambor@suse.cz>
2584 PR tree-optimization/40413
2585 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
2586 build_ref_for_offset.
2587 (propagate_subacesses_accross_link): Fix a typo in a comment.
2589 2009-06-16 Ira Rosen <irar@il.ibm.com>
2591 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
2592 with additional parameter.
2593 * tree-vectorizer.h (enum vect_def_type): Add new value
2595 (enum vect_relevant): Add comments.
2596 (vect_is_simple_reduction): Add new argument.
2597 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
2598 Detect nested cycles.
2599 (vect_is_simple_reduction): Update documentation, add an argument to
2600 distinguish inner-loop reduction from nested cycle, detect nested
2601 cycles, fix printings and indentation, don't swap operands in case
2603 (get_initial_def_for_reduction): Handle subtraction.
2604 (vect_create_epilog_for_reduction): Add new argument to specify
2606 (vect_finalize_reduction): Handle subtraction, fix comments.
2607 (vectorizable_reduction): Handle nested cycles. In case of nested
2608 cycle keep track of the reduction variable position. Call
2609 vect_is_simple_reduction with additional parameter. Use original
2610 statement code in reduction epilogue for nested cycle. Call
2611 vect_create_epilog_for_reduction with additional parameter.
2612 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
2613 inner-loop vectorization.
2614 (vect_recog_widen_sum_pattern): Likewise.
2615 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
2617 (vect_mark_stmts_to_be_vectorized): Likewise.
2618 (vect_get_vec_def_for_operand): Handle nested cycles.
2620 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2622 * doc/invoke.texi (Debugging Options): Fix option index entries
2623 for -fdump-statistics, -frandom-seed add entries for
2624 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
2625 (FRV Options): Fix entries for -mTLS, -mtls.
2626 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
2627 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
2628 (M68hc1x Options): Fix @itemx for -mnominmax.
2629 (MCore Options): Fix entry for -mno-lsim.
2630 (MMIX Options): Fix entry for -mabi=mmixware.
2631 (PDP-11 Options): Fix entry for -mbcopy-builtin.
2633 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
2635 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
2636 Mention the plugin mode of gengtype.
2637 * doc/gty.texi (Source Files Containing Type Information): Likewise.
2638 * gengtype.c: Updated copyright.
2639 (plugin_files, nb_plugin_files) Added new static variables.
2640 (measure_input_list) Care about plugin_files.
2641 (write_rtx_next): Added early return in plugin mode.
2642 (create_file): Updated copyright year in generated file. Added
2644 (oprintf): Added early return if NULL outf.
2645 (get_output_file_with_visibility): Care of plugin_files.
2646 (get_output_file_name): May return null.
2647 (write_local): Added early return.
2648 (put_mangled_filename): Ditto.
2649 (finish_root_table): Added check for base_files.
2650 (write_roots): Care about null when plugins.
2651 (main): Added plugin mode.
2653 2009-06-15 Ian Lance Taylor <iant@google.com>
2655 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
2656 * gcov.c (read_count_file): Add braces around variables declared
2659 * c.opt (Wjump-misses-init): New warning.
2660 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
2661 -Wall and -Wc++-compat if not already set.
2662 (c_common_post_options): Clear warn_jump_misses_init if it was not
2664 * c-decl.c (struct c_binding): Change type field to a union with
2665 new label field. Make it the first field in the struct. Update
2666 references to type to use u.type instead.
2667 (struct c_spot_bindings): Define.
2668 (struct c_goto_bindings): Define.
2669 (c_goto_bindings_p): Define, along with VECs.
2670 (struct c_label_vars): Define.
2671 (struct c_scope): Add has_label_bindings field.
2672 (bind_label, set_spot_bindings): New static functions.
2673 (decl_jump_unsafe, update_spot_bindings): New static functions.
2674 (update_label_decls): New static function.
2675 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
2676 Update binding u.label field to shadowed field.
2677 (c_binding_start_stmt_expr): New function.
2678 (c_binding_end_stmt_expr): New function.
2679 (pushdecl): Don't call c_begin_vm_scope.
2680 (make_label): Add defining and p_label_vars parameters. Change
2682 (lookup_label): Correct test for whether a label has not yet been
2683 defined. Call bind_label rather than bind.
2684 (warn_about_goto): New static function.
2685 (lookup_label_for_goto): New function.
2686 (declare_label): Call bind_label rather than bind.
2687 (check_earlier_gotos): New static function.
2688 (define_label): Don't give errors about jumping into statement
2689 expressions or scopes of variably modified types. Call
2690 set_spot_bindings and check_earlier_gotos. Call bind_label
2691 instead of bind. Don't set label_context_stack_se or
2692 label_context_stack_vm.
2693 (c_get_switch_bindings): New function.
2694 (c_release_switch_bindings): New function.
2695 (c_check_switch_jump_warnings): New function.
2696 (start_function): Don't set label_context_stack_se or
2697 label_context_stack_vm.
2698 (finish_function): Likewise.
2699 * c-typeck.c (label_context_stack_se): Don't define.
2700 (label_context_stack_vm): Don't define.
2701 (c_finish_goto_label): Call lookup_label_for_goto rather than
2702 lookup_label. Don't give errors about jumping into a statement
2703 expression or the scope of a variably modified type. Don't set
2704 label_context_stack_se or label_context_stack_vm.
2705 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
2706 fields. Add bindings field.
2707 (c_start_case): Don't set deleted fields. Set bindings field.
2708 (do_case): Rework order of tests. Don't check blocked_stmt_expr
2709 or blocked_vm. Call c_check_switch_jump_warnings.
2710 (c_finish_case): Don't test blocked_stmt_expr field. Call
2711 c_release_switch_bindings.
2712 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
2713 c_switch_stack. Don't walk label_context_stack_se labels. Don't
2714 set label_context_stack_se. Call c_bindings_start_stmt_expr.
2715 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
2716 c_switch_stack. Don't walk label_context_stack_se labels. Don't
2717 set label_context_stack_se. Call c_bindings_end_stmt_expr.
2718 (c_begin_vm_scope, c_end_vm_scope): Don't define.
2719 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
2720 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
2721 (C_DECL_UNJUMPABLE_VM): Don't define.
2722 (C_DECL_UNDEFINABLE_VM): Don't define.
2723 (struct c_label_list): Don't define.
2724 (struct c_label_context_se): Don't define.
2725 (struct c_label_context_vm): Don't define.
2726 (struct c_spot_bindings): Declare.
2727 (c_bindings_start_stmt_expr): Declare.
2728 (c_bindings_end_stmt_expr): Declare.
2729 (lookup_label_for_goto): Declare.
2730 (c_get_switch_bindings, c_release_switch_bindings): Declare.
2731 (c_check_switch_jump_warnings): Declare.
2732 (label_context_stack_se, label_context_stack_vm): Don't declare.
2733 (c_finish_goto_label): Update declaration.
2734 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
2735 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
2736 (Warning Options): Document -Wjump-misses-init.
2738 2009-06-15 Jakub Jelinek <jakub@redhat.com>
2740 * tree-object-size.c (addr_object_size): Fix a pasto in the last
2743 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
2745 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
2747 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
2749 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
2751 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
2753 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
2755 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
2757 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
2758 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
2759 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
2760 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
2761 * dwarf2asm.c (dw2_force_const_mem): Update call to
2763 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
2764 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
2765 * langhooks.c (lhd_comdat_group): Remove.
2766 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
2767 * tree.h (DECL_COMDAT_GROUP): New.
2768 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
2769 (tree_decl_with_vis): Add comdat_group. Remove one_only.
2770 (make_decl_one_only): Change signature.
2771 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
2773 (make_decl_one_only): Change signature.
2774 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
2776 2009-06-15 Richard Guenther <rguenther@suse.de>
2779 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
2781 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2783 * tree-ssa-math-opts.c: Remove extra divide.
2785 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2787 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
2789 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2791 * passes.c: Add bswap pass.
2792 * tree-pass.h: Add pass_optimize_bswap declaration.
2793 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
2794 Include rtl.h, expr.h and optabs.h for optab_handler check.
2795 (struct symbolic_number, pass_optimize_bswap): New definition.
2796 (do_shift_rotate, verify_symbolic_number_p): New functions.
2797 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
2798 (gate_optimize_bswap): New function.
2799 * tree.c (widest_int_cst_value): New function.
2800 * tree.h (widest_int_cst_value): Prototype added.
2802 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
2804 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
2805 REG_EQUAL/REG_EQUIV notes.
2807 2009-06-14 Richard Guenther <rguenther@suse.de>
2810 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
2811 has its address taken if NRV was applied and it is addressable.
2812 * tree-ssa-structalias.c (get_constraint_for_address_of): New
2813 function split out from ...
2814 (get_constraint_for_1): ... here.
2815 (handle_rhs_call): Use it to mark the return slot escaped if
2816 it is addressable and NRV was applied.
2818 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
2820 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
2821 Change first argument type to location_t.
2822 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
2823 Do not set input_location.
2824 Use loc instead of input_location throughout.
2826 2009-06-13 Richard Guenther <rguenther@suse.de>
2828 PR tree-optimization/40421
2829 * tree-predcom.c (should_unroll_loop_p): Remove.
2830 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
2832 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
2834 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2835 Add location argument.
2837 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
2839 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
2841 * config/s390/s390.c (s390_build_builtin_va_list): Same.
2842 (s390_gimplify_va_arg): Pass location to create_artificial_label.
2843 * config/spu/spu-protos.h: Add location to
2844 spu_resolve_overloaded_builtin.
2845 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
2846 spu_build_builtin_va_list.
2847 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
2848 argument. Pass location to build_function_call_vec.
2849 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
2851 (emit_fpu_switch): Same.
2852 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
2853 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
2854 to build_decl and create_artificial_label.
2855 (xtensa_gimplify_va_arg_expr): Same.
2856 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
2857 (xstormy16_gimplify_va_arg_expr): Same.
2858 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
2859 * config/arm/arm.c (arm_build_builtin_va_list): Same.
2860 * config/mips/mips.c (mips_build_builtin_va_list): Same.
2861 (mips16_build_function_stub): Same.
2862 (mips16_build_call_stub): Same.
2864 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
2867 * arm/constraints.md (Pa, Pb): New constraints.
2868 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
2869 split pattern to deal with them.
2871 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
2873 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
2874 fix index entry for -Xpreprocessor.
2876 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
2878 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2879 Add location argument to build_decl call.
2880 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
2881 (rs6000_init_builtins): Same.
2882 (spe_init_builtins): Same.
2883 (rs6000_gimplify_va_arg): Add location argument to
2884 create_artificial_label call.
2886 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
2888 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
2889 * combine-stack-adj.c (pass_stack_adjustments): Use it.
2890 * Makefile.in: Fix GGC dependency for gcse.o.
2892 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
2894 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
2895 * gimple-pretty-print.c (dump_gimple_stmt): Same.
2896 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
2898 * c-parser.c (c_parser_binary_expression): Use current column while
2899 building binary operations.
2900 * common.opt (fshow-column): Enable by default.
2901 * tree-vrp.c (check_array_ref): Use warning_at.
2902 (check_array_bounds): Use location from call back if expr has no
2904 * tree.h: Add location argument to maybe_fold_*.
2905 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
2906 (maybe_fold_offset_to_array_ref): Add location argument and use it.
2907 (maybe_fold_offset_to_component_ref): Same.
2908 (maybe_fold_offset_to_reference): Same.
2909 (maybe_fold_offset_to_address): Same.
2910 (maybe_fold_stmt_indirect): Same.
2911 (maybe_fold_stmt_addition): Same.
2912 (fold_stmt_r): Pass location to maybe_fold_*.
2913 (fold_gimple_assign): Same.
2914 * c-tree.h: Add location argument to finish_decl,
2915 default_function_array_conversion, store_init_value.
2916 * c-decl.c (define_label): Use error_at.
2917 (c_make_fname_decl): Pass location to finish_decl.
2918 (finish_decl): New location argument.
2919 (build_compound_literal): Pass location to store_init_value.
2920 (grokdeclarator): Pass location to finish_decl.
2922 * c-typeck.c (array_to_pointer_conversion): New location argument.
2923 (function_to_pointer_conversion): Same.
2924 (default_function_array_conversion): Same.
2925 (parser_build_unary_op): Pass location to overflow_warning.
2926 (parser_build_binary_op): Same. Use warning_at.
2927 (build_unary_op): Pass location to array_to_pointer_conversion.
2928 (build_c_cast): Pass location to digest_init.
2929 (build_modify_expr): New location argument.
2930 (convert_for_assignment): Same.
2931 (store_init_value): Same.
2932 (digest_init): Same.
2933 (output_init_element): Pass location to digest_init and
2934 array_to_pointer_conversion.
2935 (c_finish_return): Pass location to convert_for_assignment.
2936 * gimplify.c (gimplify_conversion): Pass location to
2937 maybe_fold_offset_to_address.
2938 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
2939 to maybe_fold_stmt_addition.
2940 * c-omp.c (c_finish_omp_atomic): Pass new location to
2942 (c_finish_omp_for): Same.
2943 * c-common.c (overflow_warning): New argument.
2944 * c-common.h: New argument to build_modify_expr, overflow_warning.
2945 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
2947 (c_parser_initializer): Pass location to
2948 default_function_array_conversion.
2949 (c_parser_initelt): Same.
2950 (c_parser_initval): Same.
2951 (c_parser_asm_operands): Same.
2952 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
2953 (c_parser_conditional_expression): Same.
2954 (c_parser_binary_expression): Add location info to stack. Use it.
2955 (c_parser_unary_expression): Pass location to
2956 default_function_array_conversion, parser_build_unary_op,
2957 build_indirect_ref, c_parser_postfix_expression_after_primary.
2958 (c_parser_postfix_expression_after_primary): New location argument.
2960 (c_parser_expression_conv): Pass location to
2961 default_function_array_conversion.
2962 (c_parser_expr_list): Same.
2963 (c_parser_omp_atomic): Same.
2964 (c_parser_omp_for_loop): Same.
2965 * c-tree.h: (struct c_declarator): Add comment to id_loc.
2966 (build_array_declarator): New argument.
2967 * c-decl.c (build_array_declarator): Add location argument.
2968 (grokdeclarator): Set id_loc for cdk_array.
2969 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
2970 build_array_declarator.
2971 * tree.c (build_omp_clause): Add location argument.
2972 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
2973 (OMP_CLAUSE_LOCATION): New macro.
2974 (struct tree_omp_clause): Add location field.
2975 (build_omp_clause): Add argument.
2976 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
2977 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
2979 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
2980 (cp_parser_omp_clause_collapse): Same.
2981 (cp_parser_omp_clause_default): Same.
2982 (cp_parser_omp_clause_if): Same.
2983 (cp_parser_omp_clause_nowait): Same.
2984 (cp_parser_omp_clause_num_threads): Same.
2985 (cp_parser_omp_clause_ordered): Same.
2986 (cp_parser_omp_clause_schedule): Same.
2987 (cp_parser_omp_clause_untied): Same.
2988 (cp_parser_omp_for_loop): Same.
2989 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
2990 * c-tree.h (c_start_case): Add location argument.
2991 (c_process_expr_stmt): Same.
2992 (c_finish_goto_*): Same.
2993 * tree-parloops.c (initialize_reductions): Pass location to
2995 (create_parallel_loop): Same.
2996 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
2997 (gfc_trans_omp_reduction_list): Same.
2998 (gfc_trans_omp_clauses): Same.
2999 (gfc_trans_omp_do): Same.
3000 * c-typeck.c (c_finish_goto_label): Same.
3001 (c_finish_goto_ptr): New location argument.
3002 (c_start_case): Same.
3003 (emit_side_effect_warnings): Same.
3004 (c_process_expr_stmt): Same.
3005 (c_finish_stmt_expr): Same.
3006 (c_finish_omp_clauses): Use error_at instead of error.
3007 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
3009 * c-omp.c (c_split_parallel_clauses): New location argument.
3010 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
3011 to build_omp_clause.
3012 (convert_local_reference_stmt): Same.
3013 (convert_gimple_call): Same.
3014 * c-common.h (c_split_parallel_clauses): New argument.
3015 * c-parser.c (c_parser_statement_after_labels): Pass location to
3016 c_finish_goto_label.
3017 (c_parser_switch_statement): Pass location to c_start_case.
3018 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
3019 and c_process_expr_stmt.
3020 (c_parser_omp_variable_list): Add location argument.
3021 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
3022 (c_parser_omp_clause_default): Same.
3023 (c_parser_omp_clause_if): Same.
3024 (c_parser_omp_clause_num_threads): Same.
3025 (-c_parser_omp_clause_ordered): Same.
3026 (c_parser_omp_clause_reduction): Pass location to
3027 c_parser_omp_variable_list.
3028 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
3029 (c_parser_omp_clause_untied): Same.
3030 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
3031 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
3033 * c-tree.h (check_for_loop_decls, undeclared_variable,
3034 build_component_ref, build_array_ref, build_external_ref,
3035 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
3036 build_conditional_expr, build_compound_expr, c_cast_expr,
3037 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
3038 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
3040 * c-semantics.c (build_stmt): Same.
3041 (build_case_label): Same.
3042 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
3043 (undeclared_variable): New argument.
3045 (lookup_label): Pass location on down.
3046 (define_label): Same.
3047 (finish_decl): Same.
3048 (build_compound_literal): Same.
3049 (finish_struct): Same.
3050 (finish_function): Do not set location here.
3051 (check_for_loop_decls): New argument.
3052 * tree.c (save_expr): Set location.
3053 (build_empty_stmt): New argument.
3054 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
3055 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
3056 * builtins.c (gimplify_va_arg_expr): Use locations.
3057 (expand_builtin_sync_operation): Same.
3058 * c-typeck.c (build_component_ref): New argument.
3059 (build_array_ref): Same.
3060 (build_external_ref): Same.
3061 (c_expr_sizeof_expr): Same.
3062 (c_expr_sizeof_type): Same.
3063 (parser_build_unary_op): Same.
3064 (build_conditional_expr): Same.
3065 (build_compound_expr): Pass location on down.
3066 (build_compound_expr): New argument.
3067 (build_c_cast): Same.
3068 (c_cast_expr): Same.
3069 (build_asm_expr): Same.
3070 (c_finish_return): Same.
3071 (c_process_expr_stmt): Pass location on down.
3072 (c_finish_stmt_expr): New argument.
3073 (push_clenaup): Same.
3074 (c_finish_omp_parallel): Same.
3075 (c_finish_omp_task): Same.
3076 * gimplify.c (gimplify_call_expr): Pass location on down.
3077 * c-omp.c (c_finish_omp_master): New argument.
3078 (c_finish_omp_critical): Same.
3079 (c_finish_omp_ordered): Same.
3080 (c_finish_omp_barrier): Same.
3081 (-c_finish_omp_taskwait): Same.
3082 (c_finish_omp_atomic): Same.
3083 (c_finish_omp_flush): Same.
3084 * tree-inline.c (copy_tree_body_r): Pass location on down.
3085 (inline_forbidden_p): Remove use of input_location.
3086 * c-gimplify.c (c_build_bind_expr): New argument.
3087 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
3088 (c_sizeof_or_alignof_type): New argument.
3089 (c_alignof_expr): Same.
3090 (build_va_arg): Same.
3091 (c_add_case_label): Same.
3092 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
3093 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
3094 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
3095 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
3096 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
3097 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
3099 * stub-objc.c (objc_build_selector_expr): Same.
3100 (objc_build_throw_stmt): Same.
3101 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
3102 (c_parser_initelt): Same.
3103 (c_parser_compound_statement): Same.
3104 (c_parser_compound_statement_nostart): Same.
3105 (c_parser_label): Same.
3106 (c_parser_statement_after_labels): Same.
3107 (c_parser_if_body): Same.
3108 (c_parser_else_body): Same.
3109 (c_parser_if_statement): Same.
3110 (c_parser_switch_statement): Same.
3111 (c_parser_while_statement): Same.
3112 (c_parser_do_statement): Same.
3113 (c_parser_for_statement): Same.
3114 (c_parser_asm_statement): Same.
3115 (c_parser_conditional_expression): Same.
3116 (c_parser_binary_expression): Same.
3117 (c_parser_cast_expression): Same.
3118 (c_parser_unary_expression): Same.
3119 (c_parser_sizeof_expression): Same.
3120 (c_parser_alignof_expression): Same.
3121 (c_parser_postfix_expression): Same.
3122 (c_parser_expression): Same.
3123 (c_parser_objc_receiver): Same.
3124 (c_parser_omp_variable_list): Same.
3125 (c_parser_omp_structured_block): Same.
3126 (c_parser_omp_atomic): New argument.
3127 (c_parser_omp_barrier): Same.
3128 (c_parser_omp_critical): Same.
3129 (c_parser_omp_flush): Pass location on down.
3130 (c_parser_omp_for_loop): New argument.
3131 (c_parser_omp_for): Same.
3132 (c_parser_omp_master): Same.
3133 (c_parser_omp_ordered): Same.
3134 (c_parser_omp_sections_scope): Same.
3135 (c_parser_omp_sections): Same.
3136 (c_parser_omp_parallel): Same.
3137 (c_parser_omp_single): Same.
3138 (c_parser_omp_task): Same.
3139 (c_parser_omp_taskwait): Pass location on down.
3140 (c_parser_omp_construct): Same.
3141 (c_parser_omp_threadprivate): Same.
3142 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
3143 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
3144 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
3145 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
3146 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
3147 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
3148 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
3149 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
3150 config/i386/i386.c, stmt.c:
3151 Add location argument to the following function definitions and/or
3152 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
3153 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
3154 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
3155 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
3156 do_case, c_finish_bc_stmt, build_compound_literal,
3157 build_function_call.
3158 * c-decl.c (build_compound_literal): Add location argument.
3159 Make all diagnostic calls use location.
3160 (start_struct): Same.
3161 (finish_struct): Same.
3163 (build_enumerator): Same.
3164 (start_function): Same.
3165 (grokdeclarator): Make all diagnostic calls use location.
3166 (store_parm_decls_oldstyle): Same.
3167 * c-typeck.c (build_function_call): Add location argument.
3168 Make all diagnostic calls use location.
3170 (c_finish_bc_stmt): Same.
3171 * tree-nested.c (get_trampoline_type): Add argument.
3172 Pass location to build_decl.
3173 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
3174 * rtl.h (RTL_LOCATION): New.
3175 * c-common.c (c_add_case_label): Add location argument.
3176 Make all diagnostic calls use location.
3177 * c-common.h: Add location argument to make_fname_decl, do_case,
3178 c_add_case_label, build_function_call, resolve_overloaded_builtin.
3179 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
3180 Set it appropriately for every case. Pass enum_loc to start_enum
3181 call. Pass value_loc first to build_enumerator. Pass enum_loc to
3183 (c_parser_struct_or_union_specifier): Save location. Use it for
3184 start_struct, finish_struct, and parser_xref_tag.
3186 2009-06-12 Ian Lance Taylor <iant@google.com>
3188 * fold-const.c (fold_unary): Rename local variable and to and_expr.
3190 * c-opts.c (c_common_handle_option): For -Wc++-compat set
3191 cpp_opts->warn_cxx_operator_names.
3193 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3196 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
3197 is returns NULL and OP is a VCE, look through the VCE.
3199 2009-06-12 Ian Lance Taylor <iant@google.com>
3202 * collect2.c (main): Use CONST_CAST2 in code inside #if
3203 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
3205 2009-06-12 Joey Ye <joey.ye@intel.com>
3208 * cfgexpand.c (get_decl_align_unit): Update
3209 max_used_stack_slot_alignment with align instead of
3210 stack_alignment_needed.
3212 * function.c (assign_stack_local_1): Update
3213 max_used_stack_slot_alignment with alignment_in_bits instead
3214 of stack_alignment_needed.
3215 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
3218 2009-06-12 Jakub Jelinek <jakub@redhat.com>
3220 * dwarf2out.c (last_var_location_insn): New variable.
3221 (dwarf2out_end_epilogue): Clear last_var_location_insn.
3222 (dwarf2out_var_location): Don't record anything after last real
3223 insn. Only change labels if there were any real instructions
3224 in between last note and this one, or if changed sections.
3226 2009-06-11 Richard Henderson <rth@redhat.com>
3228 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
3229 note when storing the frame pointer in a register.
3230 (FRP): Don't redefine to nothing for epilogue.
3231 (alpha_expand_epilogue): Mark register and sp restores.
3232 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
3234 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
3235 when gen_lowpart is needed.
3237 2009-06-11 Richard Henderson <rth@redhat.com>
3239 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
3241 * dwarf2out.c (need_data_align_sf_opcode): New.
3242 (div_data_align): Move earlier.
3243 (def_cfa_1, reg_save): Use it.
3245 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
3247 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
3248 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
3249 (ix86_handle_option): Handle OPT_mcrc32.
3250 (ix86_target_string): Add -mcrc32.
3251 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
3253 * config/i386/i386.h (TARGET_CRC32): New.
3255 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
3256 (sse4_2_crc32di): Likewise.
3258 * config/i386/i386.opt (mcrc32): New.
3260 * doc/invoke.texi: Document -mcrc32.
3262 2009-06-11 Richard Henderson <rth@redhat.com>
3264 * common.opt (gdwarf-): Accept a version number.
3265 * doc/invoke.texi (gdwarf-): Update docs.
3266 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
3267 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
3268 version level, and record it.
3270 * dwarf2.h (DW_CIE_VERSION): Remove.
3271 * dwarf2out.c (DWARF_VERSION): Remove.
3272 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
3273 (output_call_frame_info): Use CIE version 3 for dwarf3,
3274 or if the return register column is out of range for version 1.
3275 (dwarf_stack_op_name): Add all dwarf3 values.
3276 (DEBUG_PUBTYPES_SECTION): New.
3277 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
3278 encoding change for dwarf3.
3279 (output_die) [dw_val_class_die_ref]: Likewise.
3280 (output_compilation_unit_header): Emit correct version for dwarf3.
3281 (output_line_info): Likewise.
3282 (output_pubnames): Update for DWARF_VERSION removal.
3283 (output_aranges): Likewise.
3284 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
3285 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
3286 (dwarf2out_finish): Likewise.
3288 2009-06-11 David Daney <ddaney@caviumnetworks.com>
3290 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
3293 2009-06-11 David Daney <ddaney@caviumnetworks.com>
3296 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
3297 * builtins.c (expand_builtin_unreachable): New function.
3298 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
3299 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
3300 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
3302 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
3303 searching for missing barriers.
3305 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3307 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
3308 when -fprofile-generate* was passed.
3309 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
3311 2009-06-11 Anthony Green <green@moxielogic.com>
3313 * config/moxie/moxie.md: Define length attribute for all instructions.
3315 (*b<cond:code>): Support limited branch ranges for new PC-relative
3316 branch instructions.
3317 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
3319 2009-06-11 Jakub Jelinek <jakub@redhat.com>
3321 * config/i386/i386.c (min_insn_size): Use get_attr_length
3322 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
3325 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
3326 instead of emit_insn_before.
3328 2009-06-10 Ian Lance Taylor <iant@google.com>
3331 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
3334 2009-06-10 Revital Eres <eres@il.ibm.com>
3336 * passes.c (init_optimization_passes): Reschedule
3337 predictive-commoning pass before complete unroll pass.
3339 2009-06-10 Martin Jambor <mjambor@suse.cz>
3341 * cgraph.c (cgraph_node_can_be_local_p): New function.
3342 (cgraph_make_node_local): New function.
3343 * cgraph.h (cgraph_node_can_be_local_p): Declare.
3344 (cgraph_make_node_local): Declare.
3346 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
3348 * tree.h (tree_base): Add packed_flag and user_align fields.
3349 Decrease size of spare field.
3350 (TYPE_USER_ALIGN): Use user_align from tree_base.
3351 (DECL_USER_ALIGN): Likewise.
3352 (TYPE_PACKED): Use packed_flag from tree_base.
3353 (DECL_PACKED): Likewise.
3354 (tree_type): Delete packed_flag and user_align fields. Widen
3355 precision field. Widen mode field and shuffle fields to align
3356 mode on an 8-bit boundary.
3357 (tree_decl_common): Delete decl_flag_1 and user_align fields.
3358 Renumber decl_flag_* fields. Fix comments. Widen
3359 decl_common_unused field.
3360 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
3361 (DECL_EXTERNAL): Likewise.
3362 (DECL_BIT_FIELD): Likewise.
3363 (DECL_NONADDRESSABLE_P): Likewise.
3364 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
3365 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
3367 2009-06-10 Ian Lance Taylor <iant@google.com>
3369 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
3370 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
3371 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
3372 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
3373 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
3374 DEF_VEC_ALLOC_FUNC_P.
3375 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
3376 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
3377 DEF_VEC_ALLOC_FUNC_O.
3378 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
3379 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
3380 DEF_VEC_ALLOC_FUNC_I.
3381 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
3382 (vec_stack_p_reserve_exact_1): Declare.
3383 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
3384 (vec_stack_free): Declare.
3385 (VEC_stack_alloc): Define.
3386 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
3387 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
3388 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
3389 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
3391 (stack_vecs): New static variable.
3392 (vec_stack_p_reserve_exact_1): New function.
3393 (vec_stack_o_reserve_1): New static function.
3394 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
3395 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
3396 (vec_stack_free): New function.
3397 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
3398 (VEC_df_ref_stack_alloc): Define.
3399 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
3400 DEF_VEC_ALLOC_P_STACK.
3401 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
3402 (struct df_collection_rec): Change _vec fields to VEC. Remove
3404 (df_free_collection_rec): Adjust for new fields.
3405 (df_insn_rescan): Use new df_collection_rec fields.
3406 (df_notes_rescan, df_canonize_collection_rec): Likewise.
3407 (df_ref_create_structure, df_ref_record): Likewise.
3408 (df_get_conditional_uses, df_get_call_refs): Likewise.
3409 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
3410 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
3411 (df_record_exit_block_uses, df_bb_verify): Likewise.
3412 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
3413 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
3414 Remove count parameter. Change return type to void. Change all
3416 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
3417 Remove count parameter. Change return type to void. Change all
3419 (df_install_refs): Change old_vec parameter to VEC. Remove count
3420 parameter. Change all callers.
3421 (df_install_mws): Change old_vec parameter to VEC. Remove count
3422 parameter. Change all callers.
3423 (df_refs_verify): Change new_rec parameter to VEC. Change call
3425 (df_mws_verify): Likewise.
3427 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
3429 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
3431 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
3433 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
3435 2009-06-10 Anthony Green <green@moxielogic.com>
3437 * config/moxie/crti.asm: New file.
3438 * config/moxie/crtn.asm: New file.
3439 * config/moxie/moxie.c: New file.
3440 * config/moxie/moxie.h: New file.
3441 * config/moxie/sfp-machine.h: New file.
3442 * config/moxie/moxie-protos.h: New file.
3443 * config/moxie/t-moxie: Created.
3444 * config/moxie/t-moxie-softfp: Created.
3445 * config/moxie/moxie.md: Created.
3446 * config/moxie/constraints.md: Created.
3447 * config.gcc: Add moxie support.
3448 * doc/md.texi (Machine Constraints): Add moxie constraints.
3449 * doc/contrib.texi (Contributors): Mention moxie port.
3450 * doc/install.texi (Specific): Mention the moxie port.
3452 2009-06-09 Ian Lance Taylor <iant@google.com>
3454 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
3456 * optabs.c (optab_table): Only use designated initializers if
3457 HAVE_DESIGNATED_INITIALIZERS is defined.
3458 (convert_optab_table): Likewise.
3459 (init_optabs): Always call init_insn_codes if
3460 HAVE_DESIGNATED_INITIALIZERS is not defined.
3462 2009-06-09 Ian Lance Taylor <iant@google.com>
3464 * targhooks.c (default_builtin_vectorized_function): Change fn
3465 parameter to unsigned int.
3466 (default_builtin_vectorized_conversion): Change code parameter to
3468 (default_builtin_reciprocal): Change fn parameter to unsigned int.
3469 * targhooks.h: Update declarations.
3470 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
3471 parameter to unsigned int.
3473 * c-typeck.c (comptypes_check_enum_int): New static function.
3474 (comptypes_internal): Add enum_and_int_p parameter. Change all
3476 (comp_target_types): Add location parameter. Change all callers.
3477 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
3479 (function_types_compatible_p, type_lists_compatible_p): Likewise.
3480 (build_conditional_expr): Add colon_loc parameter. Change all
3482 (convert_for_assignment): Add location parameter. Change all callers.
3483 * c-parser.c (c_parser_conditional_expression): Pass location of
3484 colon to build_conditional_expr.
3485 * c-tree.h (build_conditional_expr): Update declaration.
3487 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
3489 * graphite.c: Revert previous patch.
3491 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
3494 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
3496 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
3498 * tree-ssa-loop-prefetch.c
3499 (loop_prefetch_arrays): Fixed a portability problem in printf format
3502 2009-06-09 Martin Jambor <mjambor@suse.cz>
3504 PR tree-optimization/40351
3505 * tree-sra.c (propagate_subacesses_accross_link): Check that a
3506 refrence to a potential artifical subaccess can be constructed.
3508 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
3510 * config/sh/sh-protos.h (sh_optimization_options): Declare.
3511 (sh_override_options): Likewise.
3512 * config/sh/sh.c: Include params.h.
3513 (sh_optimization_options): New.
3514 (sh_override_options): Likewise.
3515 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
3516 (OVERRIDE_OPTIONS): Use sh_override_options.
3518 2009-06-08 Jakub Jelinek <jakub@redhat.com>
3520 * dwarf2out.c (emit_cfa_remember): New variable.
3521 (add_fde_cfi): If emit_cfa_remember, recurse to add
3522 DW_CFA_remember_state first.
3523 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
3524 instead just set emit_cfa_remember.
3526 2009-06-08 Jan Hubicka <jh@suse.cz>
3529 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
3531 2009-06-08 Jan Hubicka <jh@suse.cz>
3534 * cgraphunit.c (save_inline_function_body): Do not copy transform
3535 hooks for saved inline bodies.
3536 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
3539 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
3541 * jump.c (returnjump_p): Handle delayed branches. Add missing
3544 2009-06-08 Jan Hubicka <jh@suse.cz>
3547 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
3548 original node might've been modified.
3549 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
3551 2009-06-08 Jakub Jelinek <jakub@redhat.com>
3553 * tree-object-size.c (addr_object_size): Add OSI argument.
3554 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
3555 (compute_builtin_object_size, expr_object_size): Adjust callers.
3556 (plus_stmt_object_size): Call addr_object_size instead of
3557 compute_builtin_object_size.
3559 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
3560 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3562 * tree-ssa-loop-prefetch.c
3563 (gather_memory_references): Introduced a counter for the number of
3565 (anything_to_prefetch_p): Introduced a counter for the number of
3567 (is_loop_prefetching_profitable): New function with a cost model
3569 (loop_prefetch_arrays): Use the new cost model to determine if
3570 prefetching is profitable.
3571 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
3572 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3573 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
3574 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3575 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
3576 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3578 2009-06-08 Michael Matz <matz@suse.de>
3581 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
3582 partitions use the same.
3583 (expand_one_var): Deal with DECL_RTL sometimes begin set also
3584 for basevars of SSA_NAMEs.
3585 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
3586 to not expand them twice.
3587 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
3590 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
3592 * common.opt (fcompare-debug=, fcompare-debug-second): New.
3593 (fdump-final-insns=, gtoggle): New.
3594 * doc/invoke.texi: Document them.
3595 * final.c (rest_of_clean_state): Dump final insn stream.
3596 * gcc.c (invoke_as): Hook in -fcompare-debug.
3597 (static_spec_functions): Add compare-debug-dump-opt,
3598 compare-debug-self-opt and compare-debug-auxbase-opt.
3599 (compare_debug, compare_debug_second, compare_debug_opt): New.
3600 (switches_debug_check, n_switches_debug_check): New.
3601 (debug_auxbase_opt, debug_check_temp_file): New.
3602 (process_command): Handle -fno-compare-debug, -fcompare-debug and
3604 (do_self_spec): Handle arguments after switches.
3605 (do_spec_1): Add .gk extension to temp file basenames for compare.
3606 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
3607 (cc1_options): Use it instead of normal auxbase computation for
3608 the second compare-debug compilation.
3609 (compare_files): New.
3610 (main): Set up and implement compare debug mode.
3611 (compare_debug_dump_opt_spec_function): New.
3612 (compare_debug_self_opt_spec_function): New.
3613 (compare_debug_auxbase_opt_spec_function): New.
3614 * toplev.c (process_options): Handle flag_gtoggle,
3615 flag_dump_final_insns.
3616 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
3617 during -fcompare-debug-second compilation.
3619 2009-06-07 Ian Lance Taylor <iant@google.com>
3621 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
3622 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
3624 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
3625 with no default node. Change warning with %H to warning_at.
3626 Don't clear warn_switch around case checking.
3627 * doc/invoke.texi (Warning Options): Clarify distinction between
3628 -Wswitch and -Wswitch-enum.
3630 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3632 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
3634 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3636 * gbl-ctors.h: Add header guard.
3638 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3640 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
3641 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
3642 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
3643 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
3644 prototypes for removed functions.
3645 (expressions_equal_p): Move to ...
3646 * tree-ssa-sccvn.h: ... here and ...
3647 * matrix-reorg.c: ... adjust includes.
3649 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3651 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
3653 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3655 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
3656 (finish_function): Remove erroneous whitespace.
3658 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3660 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
3661 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
3663 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3665 * errors.c (internal_error): Commentary typo fix.
3666 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
3667 * tree-ssa-pre.c: Ditto.
3669 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3671 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
3672 them is supposed to hold actual statements.
3674 2009-06-06 Ian Lance Taylor <iant@google.com>
3676 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
3677 empty statements can now have attributes.
3679 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
3681 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
3682 * config/mips/mips.md: Ditto.
3684 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
3686 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
3688 (__eabi_uconvert): Likewise.
3690 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
3692 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
3693 CFI_* definitions with IN_GCC.
3695 2009-06-05 David Edelsohn <edelsohn@gnu.org>
3697 * xcoffout.h (xcoffout_source_line): Update prototype.
3699 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3701 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
3702 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
3704 2009-06-05 Jakub Jelinek <jakub@redhat.com>
3707 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
3708 inlined_function_outer_scope_p blocks for artificial inlines
3710 * tree.c (tree_nonartificial_location): Rewrite using
3711 block_nonartificial_location.
3713 2009-06-05 Revital Eres <eres@il.ibm.com>
3714 Leehod Baruch <leehod@il.ibm.com>
3716 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
3717 (expand_expr_real_1): Remove comment.
3718 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3719 Vectorize misaligned access when the target supports it.
3720 (vect_supportable_dr_alignment): Check for unaligned access support.
3721 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
3724 2009-06-05 Julian Brown <julian@codesourcery.com>
3726 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
3727 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
3729 2009-06-05 Richard Guenther <rguenther@suse.de>
3732 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
3735 2009-06-05 Jakub Jelinek <jakub@redhat.com>
3737 * config/s390/s390.c (global_not_special_regno_p): New static inline.
3738 (save_gprs): Don't tell unwinder when a global register is saved.
3739 (s390_emit_epilogue): Emit needed epilogue unwind info.
3741 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
3743 * dwarf2out.c (deferred_asm_name): New.
3744 (add_name_and_src_coords_attributes): Defer creation of
3745 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
3747 (move_linkage_attr): New.
3748 (dwarf2out_finish): Revisit deferrals and emit attributes at the
3751 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
3753 * tree-nested.c (finalize_nesting_tree_1): Declare the
3754 frame_decl in the binding tree.
3756 2009-06-04 Cary Coutant <ccoutant@google.com>
3758 * basic-block.h (struct basic_block_def): Add discriminator field.
3759 * dbxout.c (dbxout_source_line): Add new parameter. Change all
3761 * debug.c (do_nothing_debug_hooks): Add additional entry.
3762 (debug_nothing_int_charstar_int): New function.
3763 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
3764 (debug_nothing_int_charstar_int): New declaration.
3765 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
3766 discriminator value in .loc directive.
3767 * final.c (last_discriminator): New variable.
3768 (discriminator): New variable.
3769 (final_start_function): Initialize above variables, pass current
3770 discriminator to debug hook.
3771 (notice_source_line): Check for discriminator change.
3772 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
3773 * sdbout.c (sdbout_source_line): New parameter.
3774 * tree-cfg.c (struct locus_discrim_map): New structure type.
3775 (discriminator_per_locus): New hash table.
3776 (build_gimple_cfg): Allocate and free discriminator hash table.
3777 (make_edges): Call assign_discriminator.
3778 (locus_map_hash): New function.
3779 (locus_map_eq): New function.
3780 (next_discriminator_for_locus): New function.
3781 (same_line_p): New function.
3782 (assign_discriminator): New function.
3783 (make_cond_expr_edges): Call assign_discriminator.
3784 (make_gimple_switch_edges): Likewise.
3785 (first_non_label_stmt): New function.
3786 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
3788 * xcoffout.c (xcoffout_source_line): Add new parameter.
3790 * configure.ac (gcc_cv_as_discriminator): New configury check for
3791 gas support for discriminator.
3792 * configure: Regenerate.
3793 * config.in: Regenerate.
3795 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3797 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
3798 val after checking for integers.
3800 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
3802 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
3804 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
3805 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
3806 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
3807 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
3808 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
3809 X64_SSE_REGPARM_MAX.
3810 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
3811 X64_SSE_REGPARM_MAX.
3813 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
3815 * gcc.c (report_times_to_file): New.
3816 (execute): Implement it.
3817 (process_command): Support -time=.
3818 * doc/invoke.texi: Document it.
3820 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
3822 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
3823 that have value exprs.
3825 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
3827 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
3828 declarations for constants until...
3829 (dw2_output_indirect_constant_1): ... this point.
3831 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
3834 * arm.md (arm_addsi3): Don't try to split an add with an
3835 eliminable register until after reload has completed.
3837 2009-06-03 Ian Lance Taylor <iant@google.com>
3839 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
3840 * genattrtab.c (write_length_unit_log): Likewise.
3841 * genchecksum.c (dosum): Likewise.
3842 * gengtype.c (write_rtx_next): Likewise.
3843 (finish_root_table, write_roots): Likewise.
3844 * gimple.c (gimple_ops_offset_): Likewise.
3845 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
3846 * config/arc/arc.c (arc_attribute_table): Likewise.
3847 * config/arm/arm.c (arm_attribute_table): Likewise.
3848 * config/avr/avr.c (avr_attribute_table): Likewise.
3849 * config/crx/crx.c (crx_attribute_table): Likewise.
3850 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
3851 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
3852 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
3853 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
3854 * config/sh/sh.c (sh_attribute_table): Likewise.
3855 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
3856 * config/spu/spu.c (spu_attribute_table): Likewise.
3857 * config/v850/v850.c (v850_attribute_table): Likewise.
3859 * config/alpha/alpha.c (vms_attribute_table): Make static.
3860 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
3861 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
3862 * config/mips/mips.c (mips_attribute_table): Likewise.
3864 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
3866 (cc1-checksum.o): Likewise.
3868 2009-06-03 Steve Ellcey <sje@cup.hp.com>
3870 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
3872 2009-06-03 Jakub Jelinek <jakub@redhat.com>
3874 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
3875 insn if it is changing sp. Use gen_add3_insn instead of
3876 conditionally gen_addsi3 and gen_adddi3.
3877 (offset_below_red_zone_p): New static inline function.
3878 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
3879 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
3880 * config/rs6000/ppc-asm.h: Include auto-host.h.
3881 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
3882 CFI_RESTORE): Define.
3883 * config/rs6000/crtresxgpr.asm: Add unwind info.
3884 * config/rs6000/crtresxfpr.asm: Likewise.
3885 * config/rs6000/crtresgpr.asm: Likewise.
3886 * config/rs6000/crtresfpr.asm: Likewise.
3887 * config/rs6000/crtsavgpr.asm: Likewise.
3888 * config/rs6000/crtsavfpr.asm: Likewise.
3890 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
3891 argument of DWARF2_FRAME_REG_OUT macros.
3893 2009-06-03 Julian Brown <julian@codesourcery.com>
3895 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
3896 words or less (including TImode) in core registers.
3898 2009-06-03 Richard Guenther <rguenther@suse.de>
3901 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
3903 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
3905 * statistics.c (statistics_counter_event): Do not record event
3906 in pass dump if its number == -1.
3907 (curr_statistics_hash): Add assert that we never get passes
3908 with static number == -1.
3910 2009-06-03 Richard Guenther <rguenther@suse.de>
3911 Andrey Belevantsev <abel@ispras.ru>
3913 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
3914 non-BLKmode arrays addressable.
3916 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
3918 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
3919 * config/m68k/m68k.h: ... here.
3920 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
3923 2009-06-03 Martin Jambor <mjambor@suse.cz>
3925 PR tree-optimization/40323
3926 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
3929 2009-06-03 Richard Guenther <rguenther@suse.de>
3931 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
3934 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
3936 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
3937 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
3938 JUMP_TABLE_DATA_P where applicable.
3939 * config/sh/sh.c: Ditto.
3940 * config/sh/sh.h: Ditto.
3941 * config/sh/sh.md: Ditto.
3942 * config/sh/symbian.c: Ditto.
3944 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
3946 * config/i386/driver-i386.c (describe_cache): Optimize
3947 concatenation of strings. Use snprintf instead of sprintf.
3948 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
3949 target when not compiling with GCC.
3951 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
3953 * config/sh/sh.c: Revert last change.
3954 (sh_expand_epilogue): Emit a blockage insn before the frame
3955 pointer adjustment unconditionally.
3957 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3959 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
3960 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
3961 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
3962 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
3963 to COLLECT_GCC_OPTIONS.
3965 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3967 * collect2.c (target_system_root): New variable.
3968 (main): Handle --sysroot=.
3969 (ignore_library): Strip the sysroot from the library path.
3971 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3973 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
3974 (collect2.o): Depend on collect2-aix.h.
3975 (collect2-aix.o): New rule.
3976 * collect2-aix.h: New file.
3977 * collect2-aix.c: Likewise.
3978 * collect2.c: Include collect2-aix.h. Don't undefine
3979 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
3980 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
3981 Use TARGET_AIX_VERSION instead of _AIX51.
3982 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
3983 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
3984 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
3985 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
3986 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
3988 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3990 * collect2.c (ignore_library): Avoid premature post-increment
3993 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3995 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
3996 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
3997 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
3998 CROSS_DIRECTORY_STRUCTURE too.
3999 (LINK_LIBG_SPEC): Likewise.
4000 (LIB_SPEC): Add %R to sysroot paths.
4001 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
4002 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
4003 * config/rs6000/aix51.h: As for aix43.h.
4004 * config/rs6000/aix52.h: Likewise.
4005 * config/rs6000/aix53.h: Likewise.
4006 * config/rs6000/aix61.h: Likewise.
4007 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
4008 to the beginning of sysroot paths.
4010 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4012 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
4013 INSN_LISTs that are out of the REG_NOTE range.
4015 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4017 * loop-unroll.c (struct iv_to_split): Add pointer to next.
4018 (struct var_to_expand): Likewise.
4019 (struct opt_info): Add head and tail for linked lists of the above.
4020 (analyze_insn_to_expand_var): Initialize next.
4021 (analyze_iv_to_split_insn): Likewise.
4022 (analyze_insns_in_loop): Create linked lists.
4023 (allocate_basic_variable): Simplify for use without hash table.
4024 (insert_var_expansion_initialization): Likewise, make it type-safer.
4025 (combine_var_copies_in_loop_exit): Likewise.
4026 (apply_opt_in_copies): Walk lists rather than hash tables.
4027 (release_var_copies): Simplified and inlined by hand into...
4028 (free_opt_info): ... this function.
4030 2009-06-02 Richard Guenther <rguenther@suse.de>
4032 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4035 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4037 * cfgexpand.c (gimple_expand_cfg): Discard the source location
4038 only for builtins that are not overridden.
4040 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4042 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
4045 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4047 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
4049 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4051 * combine.c (move_deaths): Compare LUIDs within the same BB only.
4053 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4055 * common.opt (fdump-unnumbered-links): New.
4056 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
4057 * print-rtl.c (flag_dump_unnumbered_links): New.
4058 (print_rtx): Test it.
4060 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
4062 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
4063 push/pop multiple to 8-byte alignment.
4065 2009-06-01 Jakub Jelinek <jakub@redhat.com>
4067 * config/i386/i386.c (queued_cfa_restores): New static variable.
4068 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
4070 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
4071 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
4072 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
4073 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
4074 note unconditionally.
4075 (ix86_emit_restore_regs_using_mov): Likewise.
4076 (ix86_emit_restore_sse_regs_using_mov): Likewise.
4077 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
4078 it through to ix86_emit_restore_reg_using_pop.
4079 (ix86_emit_leave): Add RED_OFFSET argument. Call
4080 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
4081 instead of adding REG_CFA_OFFSET note unconditionally.
4082 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
4083 the above functions. Call ix86_add_queued_cfa_restore_notes when
4086 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
4087 force output of the label even for dwarf2out_do_cfi_asm.
4088 (add_fde_cfi): If -g2 and above and cfi might change CFA,
4089 force creation of CFI label and chain DW_CFA_set_loc jumping to it
4090 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
4092 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
4093 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
4094 dwarf2out_cfi_label callers.
4095 * tree.h (dwarf2out_cfi_label): Adjust prototype.
4096 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
4097 Adjust dwarf2out_cfi_label callers.
4098 * config/vax/vax.c (vax_output_function_prologue): Likewise.
4100 * config/i386/i386.h (struct machine_cfa_state,
4101 struct machine_function): Guard with ifndef USED_FOR_TARGET
4102 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
4105 * emutls.c (__emutls_get_address): Change arr->size to mean number
4106 of allocated arr->data entries instead of # of slots + 1.
4109 * recog.c (peep2_reinit_state): New function.
4110 (peephole2_init_state): Use it at the end of a basic block and also
4111 when seeing a RTX_FRAME_RELATED_P insn.
4113 2009-06-01 Steve Ellcey <sje@cup.hp.com>
4115 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
4116 fixuns_truncrfdi2): New.
4117 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
4118 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
4119 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
4120 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
4121 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
4122 *recip_approx): Remove.
4123 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
4124 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
4125 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
4127 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
4130 2009-06-01 Ian Lance Taylor <iant@google.com>
4132 * attribs.c (register_attribute): Use CONST_CAST.
4133 * collect2.c (main): Use CONST_CAST2.
4134 (scan_prog_file): Likewise.
4135 * gcc.c (process_command, main): Likewise.
4136 * toplev.c (toplev_main): Likewise.
4138 * c-typeck.c (handle_warn_cast_qual): New static function,
4139 partially broken out of build_c_cast.
4140 (build_c_cast): Call handle_warn_cast_qual.
4141 * doc/invoke.texi (Warning Options): Document new effect of
4144 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
4146 * diagnostic.c (diagnostic_build_prefix): Always print columns.
4147 (diagnostic_report_current_module): Print columns.
4148 * common.opt (flag_show_column): Enable by default.
4150 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
4152 * alias.c (find_base_term): Check for NULL term before returning.
4154 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4156 Revert due to PR40320:
4157 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4158 * calls.c (emit_library_call_value_1): Don't force_operand for move
4161 2009-06-01 Olivier Hainque <hainque@adacore.com>
4162 Eric Botcazou <ebotcazou@adacore.com>
4164 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
4165 to be processed as a bitfield for constructor output purposes.
4166 * output.h (initializer_constant_valid_for_bitfield_p): Declare
4168 * varasm.c (oc_local_state): New type, output_constructor
4169 local state to support communication with helpers.
4170 (oc_outer_state): New type, output_constructor outer state of
4171 relevance in recursive calls.
4172 (output_constructor_array_range): New output_constructor helper,
4173 extracted code for an array range element.
4174 (output_constructor_regular_field): New output_constructor helper,
4175 extracted code for an element that is not a bitfield.
4176 (output_constructor_bitfield): New output_constructor helper,
4177 extracted code for a bitfield element. Accept an OUTER state
4178 argument for recursive processing. Recurse on record or array
4179 CONSTRUCTOR values, possibly past noop conversions.
4180 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
4181 VALUE is a valid constant-valued expression for use in a static
4182 bit-field initializer.
4183 (output_constructor): Rework to use helpers. Accept and honor an
4184 OUTER state argument for recursive calls. Return total size. Be
4185 prepared for nested constructors initializing bitfields.
4186 (output_constant): Feed OUTER in calls to output_constructor.
4188 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4190 * calls.c (emit_library_call_value_1): Don't force_operand for move
4193 2009-06-01 Nick Clifton <nickc@redhat.com>
4195 * doc/invoke.texi (IA-64 Options): Fix typo.
4197 2009-06-01 Ira Rosen <irar@il.ibm.com>
4199 PR tree-optimization/39129
4200 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
4202 (vect_do_peeling_for_loop_bound): Use
4203 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
4204 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
4205 (vect_loop_versioning): Likewise.
4206 (vect_create_cond_for_alias_checks): Fix indentation.
4207 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
4209 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
4210 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
4211 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
4212 "control flow in loop".
4213 (vect_estimate_min_profitable_iters): Use
4214 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
4215 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
4216 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
4217 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
4218 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
4219 statement belongs to a group of strided accesses with the exact code
4221 (vectorizable_load): Likewise.
4222 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
4223 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
4225 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
4227 * config/freebsd-stdint.h: New file.
4228 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
4229 Add freebsd-stdint.h to tm_file.
4231 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
4233 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
4234 (thumb2_extendhidi2): Likewise.
4236 2009-05-31 Ian Lance Taylor <iant@google.com>
4238 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
4240 2009-05-31 Ian Lance Taylor <iant@google.com>
4242 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
4243 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
4244 (ipa-reference.o): Depend upon gt-ipa-reference.h.
4246 2009-05-31 Jason Merrill <jason@redhat.com>
4248 * tree-pretty-print.c (print_call_name): Take the callee, not the
4249 call itself. Make non-static. Use dump_function_name for functions.
4250 (dump_generic_node): Adjust.
4251 * diagnostic.h: Declare print_call_name.
4252 * gimple-pretty-print.c (dump_gimple_call): Use it.
4254 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
4256 * config/sh/sh.md (ashldi3_std): New define_expand.
4259 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
4262 * config/sh/sh.c: Include debug.h.
4263 (sh_expand_epilogue): Emit a blockage insn before the frame
4264 pointer adjustment also when dwarf2out_do_frame returns true.
4266 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
4268 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
4269 (thumb2_extendqidi2): New pattern.
4271 2009-05-31 Ira Rosen <irar@il.ibm.com>
4273 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
4274 mark phis for renaming.
4275 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
4276 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
4277 Call mark_sym_for_renaming.
4278 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
4279 * tree-vect-loop.c (vect_transform_loop): Remove
4280 vect_memsyms_to_rename initialization and a call to
4281 mark_set_for_renaming.
4283 2009-05-31 Jakub Jelinek <jakub@redhat.com>
4286 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
4287 frame related even if !set_cfa && style < 0.
4289 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
4291 * config/i386/mingw-tls.c: New file.
4292 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
4293 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
4294 defining _WIN32 but not __CYGWIN__.
4296 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4298 * configure.ac: Add MPC support.
4300 * config.in, configure: Regenerate.
4302 2009-05-29 Richard Henderson <rth@redhat.com>
4304 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
4305 NOTE_INSN_BASIC_BLOCK.
4306 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
4307 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
4308 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
4310 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
4312 (add_cfi): Disable check redefining cfa away from drap.
4313 (lookup_cfa_1): Add remember argument; handle remember/restore.
4314 (lookup_cfa): Pass remember argument.
4315 (cfa_remember): New.
4316 (compute_barrier_args_size_1): Remove sibcall check.
4317 (dwarf2out_frame_debug_def_cfa): New.
4318 (dwarf2out_frame_debug_adjust_cfa): New.
4319 (dwarf2out_frame_debug_cfa_offset): New.
4320 (dwarf2out_frame_debug_cfa_register): New.
4321 (dwarf2out_frame_debug_cfa_restore): New.
4322 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
4323 (dwarf2out_begin_epilogue): New.
4324 (dwarf2out_frame_debug_restore_state): New.
4325 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
4326 DW_CFA_restore_state.
4327 (output_cfi_directive): Likewise.
4328 (convert_cfa_to_fb_loc_list): Likewise.
4329 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
4330 * dwarf2out.h: Update.
4331 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
4332 (copy_insn_1): Early out for null.
4333 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
4334 and dwarf2out_frame_debug_restore_state.
4335 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
4336 (prologue_insn_hash, epilogue_insn_hash): New.
4337 (free_after_compilation): Adjust freeing accordingly.
4338 (record_insns): Create hash table if needed; push insns into
4339 hash instead of array.
4340 (maybe_copy_epilogue_insn): New.
4341 (contains): Search hash table instead of array.
4342 (sibcall_epilogue_contains): Remove.
4343 (thread_prologue_and_epilogue_insns): Split eh_return insns
4344 and mark them as epilogues.
4345 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
4346 scanning in terms of basic blocks.
4347 * insn-notes.def (CFA_RESTORE_STATE): New.
4348 * jump.c (returnjump_p_1): Accept EH_RETURN.
4349 (eh_returnjump_p_1, eh_returnjump_p): New.
4350 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
4351 CFA_REGISTER, CFA_RESTORE): New.
4352 * rtl.def (EH_RETURN): New.
4353 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
4355 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
4356 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
4358 * config/i386/i386.c (gen_push): Update cfa state.
4359 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
4360 add a CFA_ADJUST_CFA note.
4361 (ix86_dwarf_handle_frame_unspec): Remove.
4362 (ix86_expand_prologue): Update cfa state.
4363 (ix86_emit_restore_reg_using_pop): New.
4364 (ix86_emit_restore_regs_using_pop): New.
4365 (ix86_emit_leave): New.
4366 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
4367 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
4368 * config/i386/i386.h (struct machine_cfa_state): New.
4369 (ix86_cfa_state): New.
4370 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
4371 (eh_return_internal): Merge from eh_return_<mode>,
4372 use eh_return rtx, split w/ epilogue.
4374 2009-05-29 Ian Lance Taylor <iant@google.com>
4376 * builtins.c (validate_gimple_arglist): Don't use va_arg with
4378 * calls.c (emit_library_call_value_1): Likewise.
4380 * c-typeck.c (c_build_va_arg): New function.
4381 * c-tree.h (c_build_va_arg): Declare.
4382 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
4383 instead of build_va_arg.
4385 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
4387 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
4388 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
4389 (ptr_difference_cost): Use affine combinations to compute it.
4390 (difference_cost): Likewise.
4391 (get_computation_cost_at): Compute more accurate cost for addresses
4392 if the ratio is a multiplier allowed in addresses.
4393 For non-addresses, consider that an additional offset or symbol is
4396 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4398 * config/i386/i386.c (ix86_decompose_address): Avoid useless
4399 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
4401 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
4402 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
4403 (prefix_rex): For UNIT_MMX don't imply the prefix by default
4405 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
4406 to 1 for TYPE_SSE{IADD1,CVT1}.
4407 (prefix_vex_imm8): Removed.
4408 (length_vex): Only pass 1 as second argument to
4409 ix86_attr_length_vex_default if prefix_extra is 0.
4410 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
4411 (length): For prefix vex computation use length_immediate
4412 attribute instead of prefix_vex_imm8.
4413 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
4414 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
4415 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
4416 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
4417 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
4418 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
4419 a space in between the operands.
4420 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
4421 if one operand is 0xff and the other one si, di, bp or sp.
4422 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
4423 other one si, di, bp or sp.
4424 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
4425 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
4426 type and mode attributes.
4427 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
4428 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
4429 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
4430 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
4431 prefix_data16 attribute iff MODE_DF.
4432 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
4433 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
4434 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
4435 constm128_operand in length_immediate computation.
4436 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
4437 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
4438 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
4439 length_immediate attribute to 1.
4440 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
4441 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
4442 for certain alternatives.
4443 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
4444 prefix_data16 attribute if MODE_V1DF.
4445 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
4446 length_immediate to 1.
4447 (set_got_rex64, set_rip_rex64): Remove length attribute, set
4448 length_address to 4, set mode attribute to MODE_DI.
4449 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
4450 (fxam<mode>2_i387): Set length attribute to 4.
4451 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
4452 *prefetch_3dnow_rex): Override length_address attribute.
4453 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
4455 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
4456 (constm128_operand): Removed.
4457 * config/i386/i386.c (memory_address_length): For
4458 disp && !index && !base in 64-bit mode account for SIB byte if
4459 print_operand_address can't optimize disp32 into disp32(%rip)
4460 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
4461 for fs: or gs: segment.
4462 (ix86_attr_length_immediate_default): When checking if shortform
4463 is possible, truncate immediate to the length of the non-shortened
4465 (ix86_attr_length_address_default): Ignore MEM_P operands
4467 (ix86_attr_length_vex_default): Only check for DImode on
4468 GENERAL_REG_P operands.
4469 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
4470 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
4471 (sse_cvttps2pi): Clear prefix_rep attribute.
4472 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
4474 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
4475 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
4476 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
4477 iff operand 2 is const_int_operand.
4478 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
4479 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
4480 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
4482 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
4484 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
4485 prefix_data16 attribute for movlpd and movhpd instructions.
4486 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
4487 length_immediate for shufpd instruction.
4488 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
4489 (avx_cmpp<avxmodesuffixf2c><mode>3,
4490 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
4491 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
4492 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
4493 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
4494 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
4495 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
4496 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
4497 prefix_data16 attribute for the first alternative to 1.
4498 (*avx_loadlps): Override length_immediate for the first alternative.
4499 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
4500 attributes for second alternative.
4501 (*vec_concatv2sf_sse4_1): Override length_immediate and
4502 prefix_data16 attributes for second alternative.
4503 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
4504 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
4505 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
4506 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
4507 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
4508 prefix_data16 and length_immediate to 1.
4509 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
4511 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
4512 prefix_extra attribute for variants that don't have 0f prefix alone.
4513 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
4514 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
4515 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
4516 *sse4_1_pextrd): Set length_immediate to 1.
4517 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
4518 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
4520 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
4521 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
4522 length_immediate to 1 for second alternative.
4523 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
4524 prefix_extra and length_immediate attributes for the first
4526 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
4528 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
4529 to 1 for the first and third alternative.
4530 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
4532 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
4534 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
4536 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
4537 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
4538 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
4539 *avx_psign<mode>3): Set prefix_extra attribute to 1.
4540 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
4541 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
4542 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
4543 ssse3_psign<mode>3): Override prefix_rex attribute.
4544 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
4545 (ssse3_palignrti): Override length_immediate to 1.
4546 (ssse3_palignrdi): Override length_immediate to 1, override
4547 prefix_rex attribute.
4548 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
4549 (sse4a_extrqi): Override length_immediate to 2.
4550 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
4551 (sse4a_insertq): Override prefix_data16 to 0.
4552 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
4553 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
4554 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
4555 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
4556 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
4557 and length_immediate to 1.
4558 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
4559 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
4560 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
4561 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
4562 and length_immediate to 1.
4563 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
4564 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
4565 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
4566 avx_ptest256): Override prefix_extra to 1.
4567 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
4568 Override prefix_data16 and length_immediate to 1.
4569 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
4570 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
4571 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
4572 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
4573 prefix_data16 to 0 and prefix_extra to 2.
4574 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
4575 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
4577 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
4578 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
4579 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
4580 and prefix_extra to 2.
4581 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
4582 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
4583 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
4584 avx_vpermilvar<mode>3,
4585 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
4586 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
4587 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
4588 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
4589 Override prefix_extra to 1.
4590 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
4591 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
4592 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
4593 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
4594 prefix_extra and length_immediate to 1.
4595 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
4597 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
4598 to 1 for the first alternative.
4599 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
4600 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
4602 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
4603 *movv2sf_internal_avx, *movv2sf_internal): Override
4604 prefix_rep attribute for certain alternatives.
4605 (*mov<mode>_internal): Override prefix_rep or prefix_data16
4606 attributes for certain alternatives.
4607 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
4608 attributes for certain alternatives.
4609 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
4610 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
4611 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
4612 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
4613 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
4614 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
4615 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
4616 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
4617 length_immediate to 1 if operand 2 is const_int_operand.
4618 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
4619 *vec_extractv2si_1): Set length_immediate attribute to 1.
4620 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
4621 using old 3DNOW insn rather than SSE/3DNOW_A.
4622 (mmx_emms, mmx_femms): Clear modrm attribute.
4624 2009-05-29 Martin Jambor <mjambor@suse.cz>
4626 * tree-sra.c: New implementation of SRA.
4628 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
4629 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
4630 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
4631 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
4632 (SRA_MAX_STRUCTURE_COUNT): Removed.
4633 (SRA_FIELD_STRUCTURE_RATIO): Removed.
4634 * doc/invoke.texi (sra-max-structure-size): Removed.
4635 (sra-field-structure-ratio): Removed.
4637 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4640 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
4643 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
4645 PR rtl-optimization/40101
4646 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
4647 seqno. Adjust comment.
4648 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
4649 inserting bookkeeping before a jump, the jump is not scheduled.
4650 When no positive seqno found, provide a value. Add comment.
4652 2009-05-29 Richard Guenther <rguenther@suse.de>
4654 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
4655 short-cutting on the first component.
4657 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4660 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
4661 for trees other than decls/types.
4663 2009-05-29 Richard Guenther <rguenther@suse.de>
4665 * tree-ssa-operands.c (get_expr_operands): Do not handle
4666 INDIRECT_REFs in the handled-component case. Remove
4667 unused get_ref_base_and_extent case.
4668 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
4669 tree_low_cst and host_integerp where possible.
4670 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
4671 codes for equivalence.
4672 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
4674 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
4676 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
4677 to tmake_file for i[34567]86-*-cygwin*.
4679 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4682 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
4683 (altivec_categorize_keyword, init_vector_keywords,
4684 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
4687 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
4689 * tree.c (handle_dll_attribute): Check if node is
4690 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
4692 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
4694 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
4696 (thumb2_zero_extendqidi2): Likewise.
4698 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
4700 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
4701 instead of gen_movrt.
4702 * config/sh/sh.md (movrt): Remove.
4704 2009-05-28 Steve Ellcey <sje@cup.hp.com>
4706 * doc/invoke.texi (IA-64 Options):
4707 Add -msdata, -mfused-madd, -mno-inline-float-divide,
4708 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
4709 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
4710 -msched-prefer-non-control-spec-insns,
4711 -msched-stop-bits-after-every-cycle,
4712 -msched-count-spec-in-critical-path,
4713 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
4714 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
4715 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
4716 and -msched-spec-verbose.
4718 2009-05-28 Joseph Myers <joseph@codesourcery.com>
4720 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
4721 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
4723 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
4725 2009-05-28 Richard Guenther <rguenther@suse.de>
4727 * tree-ssa-alias.c (ao_ref_init): New function.
4728 (ao_ref_base): Likewise.
4729 (ao_ref_base_alias_set): Likewise.
4730 (ao_ref_alias_set): Likewise.
4731 (refs_may_alias_p_1): Change signature.
4732 (refs_may_alias_p): Adjust.
4733 (refs_anti_dependent_p): Likewise.
4734 (refs_output_dependent_p): Likewise.
4735 (call_may_clobber_ref_p_1): Change signature.
4736 (call_may_clobber_ref_p): Adjust.
4737 (stmt_may_clobber_ref_p_1): New function split out from ...
4738 (stmt_may_clobber_ref_p): ... here.
4739 (maybe_skip_until): Adjust signature.
4740 (get_continuation_for_phi): Likewise.
4741 (walk_non_aliased_vuses): Likewise.
4742 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
4743 (ao_ref_init): Declare.
4744 (ao_ref_base): Likewise.
4745 (ao_ref_alias_set): Likewise.
4746 (stmt_may_clobber_ref_p_1): Likewise.
4747 (walk_non_aliased_vuses): Adjust.
4748 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
4749 (get_ref_from_reference_ops): remove.
4750 (vn_reference_lookup_2): Adjust signature.
4751 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
4752 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
4753 (vn_reference_lookup): Adjust.
4754 (vn_reference_insert): Likewise.
4755 (vn_reference_insert_pieces): Adjust signature.
4756 (visit_reference_op_call): Adjust.
4757 * tree-ssa-pre.c (get_expr_type): Simplify.
4758 (phi_translate_1): Adjust.
4759 (compute_avail): Likewise.
4760 (translate_vuse_through_block): Do not re-build trees.
4761 (value_dies_in_block_x): Likewise.
4762 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
4764 (vn_reference_lookup_pieces): Adjust declaration.
4765 (vn_reference_insert_pieces): Likewise.
4767 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
4769 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
4770 with checking disabled.
4772 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
4776 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
4777 macro definition for support of three-operand format aligned
4778 .comm directive in assembler on cygwin/pe/mingw target OS.
4779 * configure: Regenerate.
4780 * config.h: Regenerate.
4782 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
4783 aligned form of .comm directive if -mpe-aligned-commons is in effect.
4784 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
4786 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
4787 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
4789 2009-05-28 Ira Rosen <irar@il.ibm.com>
4791 PR tree-optimization/40254
4792 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
4793 in analysis of basic blocks.
4795 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
4798 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
4799 * target-def.h (TARGET_CONST_ANCHOR): New macro.
4800 (TARGET_INITIALIZER): Use it.
4801 * cse.c (CHEAPER): Move it up to the other macros.
4802 (insert): Rename this ...
4803 (insert_with_costs): ... to this. Add cost parameters. Update
4805 (insert): New function. Call insert_with_costs.
4806 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
4807 find_reg_offset_for_const, try_const_anchors): New functions.
4808 (cse_insn): Call try_const_anchors. Adjust cost of src_related
4809 when using a const-anchor. Call insert_const_anchors.
4810 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
4811 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
4813 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
4815 * tree-inline.c (remap_decls): Enable nonlocalized variables
4816 when not optimizing.
4818 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
4820 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
4821 Simplify other tests involving optimize.
4823 2009-05-27 Tom Tromey <tromey@redhat.com>
4825 * unwind-dw2.c (_Unwind_DebugHook): New function.
4826 (uw_install_context): Call _Unwind_DebugHook.
4828 2009-05-27 Tom Tromey <tromey@redhat.com>
4830 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
4832 2009-05-27 Ian Lance Taylor <iant@google.com>
4834 * Makefile.in (LINKER, LINKER_FLAGS): Define.
4835 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
4836 (ALL_LINKERFLAGS): Define.
4837 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
4838 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
4839 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
4840 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
4841 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
4842 $(LINKER_FOR_BUILD).
4843 (build/gcov-iov$(build_exeext)): Likewise.
4845 2009-05-27 Julian Brown <julian@codesourcery.com>
4847 * gcse.c (target.h): Include.
4848 (can_assign_to_reg_without_clobbers_p): Check that the target allows
4849 copy of argument to a pseudo register.
4851 2009-05-27 Diego Novillo <dnovillo@google.com>
4853 * tree-ssa-live.c (dump_scope_block): Document arguments.
4854 (dump_scope_blocks): Document.
4855 (debug_scope_blocks): New.
4856 * tree-flow.h (debug_scope_blocks): Declare.
4858 2009-05-21 Denis Chertykov <denisc@overta.ru>
4860 * doc/contrib.texi (Contributors): Add myself to the list.
4862 2009-05-27 Olivier Hainque <hainque@adacore.com>
4864 * expr.c (target_align): New function. Alignment the TARGET of an
4865 assignment may be assume to have.
4866 (highest_pow2_factor_for_target): Use it instead of relying on
4867 immediate tree attributes of TARGET, not necessarily honored when
4868 intermediate bitfields are involved.
4870 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
4873 * config/i386/driver-i386.c (host_detect_local_cpu): Support
4874 AVX, SSE4, AES, PCLMUL and POPCNT.
4876 2009-05-27 Diego Novillo <dnovillo@google.com>
4878 * tree-pretty-print.c (dump_location): New.
4879 (dump_generic_node): Call it.
4880 Factor code to handle BLOCK nodes ...
4881 (dump_block_node): ... here.
4883 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
4885 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
4887 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
4889 * gcc-plugin.h: Include config.h and system.h.
4890 (IN_GCC): Define if not defined.
4892 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
4895 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
4898 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
4900 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
4902 * config/m32r/m32r.h: Ditto.
4903 * config/m32r/m32r.md: Ditto.
4904 * config/m32r/predicates.md: Ditto.
4906 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
4908 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
4910 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
4913 (Loading plugins): typo.
4914 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
4915 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
4916 (Interacting with the GCC Garbage Collector): Added new section.
4917 (Giving information about a plugin): Added new section for
4919 * ggc.h (ggc_register_root_tab): Added declaration.
4920 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
4921 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
4922 (register_callback): Improved comment in declaration.
4923 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
4924 (extra_root_vec) Added static variable for dynamic roots registration.
4925 (ggc_register_root_tab) Added new routine.
4926 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
4927 PLUGIN_GGC_MARKING event.
4928 * ggc-zone.c: Include plugin.h.
4929 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
4930 * ggc-page.c: Include plugin.h.
4931 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
4932 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
4933 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
4934 (register_callback): check lack of callbacks for
4935 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
4936 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
4937 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
4938 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
4939 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
4940 dependency on plugin.h.
4941 (plugin.o): Added dependency on ggc.h...
4943 2009-05-26 Richard Guenther <rguenther@suse.de>
4947 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
4948 with mismatched comparison modes.
4950 * expr.c (expand_expr_real_1): Expand the operand of a
4951 VIEW_CONVERT_EXPR in its natural mode.
4953 2009-05-26 Ian Lance Taylor <iant@google.com>
4955 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
4956 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
4957 (ALL_COMPILERFLAGS): Define.
4958 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
4959 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
4960 (collect2$(exeext), collect2.o): Likewise.
4961 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
4962 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
4963 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
4964 (libbackend.o, intl.o, cppdefault.o): Likewise.
4965 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
4966 (build/%.o): Use $(COMPILER_FOR_BUILD).
4967 (build/gen%$(build_exeext)): Likewise.
4968 (build/gcov-iov$(build_exeext)): LIkewise.
4969 * config/t-darwin (darwin.o): Use $(COMPILER).
4970 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
4971 * config/t-sol2 (sol2-c.o): Likewise.
4973 * config/t-vxworks (vxworks.o): Likewise.
4974 * config/x-darwin (host-darwin.o): Likewise.
4975 * config/x-hpux (host-hpux.o): Likewise.
4976 * config/x-linux (host-linux.o): Likewise.
4977 * config/x-solaris (host-solaris.o): Likewise.
4978 * config/alpha/x-alpha (driver-alpha.o): Likewise.
4979 * config/arm/t-arm (arm-c.o): Likewise.
4980 * config/arm/t-pe (pe.o): Likewise.
4981 * config/arm/t-wince-pe (pe.o): Likewise.
4982 * config/i386/t-cygming (winnt.o): Likewise.
4983 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
4984 * config/i386/t-cygwin (cygwin1.o): Likewise.
4985 (cygwin2.o): Likewise.
4986 * config/i386/t-i386 (i386-c.o): Likewise.
4987 * config/i386/t-interix (winnt.o): Likewise.
4988 * config/i386/t-netware (netware.o): Likewise.
4989 * config/i386/t-nwld (nwld.o): Likewise.
4990 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
4991 * config/i386/x-i386 (driver-i386.o): Likewise.
4992 * config/i386/x-cygwin (host-cygwin.o): Likewise.
4993 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
4994 * config/ia64/t-ia64 (ia64-c.o): Likewise.
4995 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
4996 * config/mips/x-native (driver-native.o): Likewise.
4997 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
4998 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
4999 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
5000 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
5001 * config/score/t-score-elf (score7.o): Likewise.
5002 (score3.o): Likewise.
5003 * config/sh/t-sh (sh-c.o): Likewise.
5004 * config/sh/t-symbian (sh-c.o): Likewise.
5005 (symbian.o): Likewise.
5006 * config/spu/t-spu-elf (spu-c.o): Likewise.
5007 * config/v850/t-v850 (v850-c.o): Likewise.
5008 * config/v850/t-v850e (v850-c.o): Likewise.
5010 2009-05-26 Richard Guenther <rguenther@suse.de>
5012 PR tree-optimization/40122
5013 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
5014 VECTOR_CSTs if possible.
5015 (fold_gimple_assign): Likewise.
5017 2009-05-26 Richard Guenther <rguenther@suse.de>
5020 * fold-const.c (fold_binary): Use the correct types for building
5023 2009-05-26 Richard Guenther <rguenther@suse.de>
5025 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
5026 redundant calls to merge_alias_info.
5027 (bump_vector_ptr): Likewise.
5028 * tree-ssa-copy.c (merge_alias_info): Remove.
5029 (replace_exp_1): Remove call to merge_alias_info.
5030 (propagate_tree_value): Likewise.
5031 (fini_copy_prop): Propagate points-to info.
5032 * tree-flow.h (merge_alias_info): Remove.
5034 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
5036 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
5038 2009-05-25 Jan Hubicka <jh@suse.cz>
5040 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
5041 * cgraph.h (struct inline_summary): New filed self_wize,
5042 size_inlining_benefit, self_time and time_inlining_benefit.
5043 (struct cgraph_global_info): Replace insns by time ans size fields.
5044 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
5045 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
5046 (ipcp_update_callgraph): Do not touch function bodies.
5047 * ipa-inline.c: Include except.h
5048 (MAX_TIME): New constant.
5049 (overall_insns): Remove.
5051 (overall_size, max_benefit): New static variables.
5052 (cgraph_estimate_time_after_inlining): New function.
5053 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
5054 (cgraph_clone_inlined_nodes): Update size.
5055 (cgraph_mark_inline_edge): Update size.
5056 (cgraph_estimate_growth): Use size info.
5057 (cgraph_check_inline_limits): Check size.
5058 (cgraph_default_inline_p): Likewise.
5059 (cgraph_edge_badness): Compute badness based on benefit and size cost.
5060 (cgraph_decide_recursive_inlining): Check size.
5061 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
5063 (cgraph_decide_inlining): Likewise.
5064 (cgraph_decide_inlining_incrementally): Likewise; honor
5065 PARAM_EARLY_INLINING_INSNS.
5066 (likely_eliminated_by_inlining_p): New predicate.
5067 (estimate_function_body_sizes): New function.
5068 (compute_inline_parameters): Use it.
5069 * except.c (must_not_throw_labels): New function.
5070 * except.h (must_not_throw_labels): Declare.
5071 * tree-inline.c (init_inline_once): Kill inlining_weigths
5072 * tree-ssa-structalias.c: Avoid uninitialized warning.
5073 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
5074 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
5075 (PARAM_INLINE_CALL_COST): Remove.
5076 (PARAM_EARLY_INLINING_INSNS): New.
5078 2009-05-25 Richard Guenther <rguenther@suse.de>
5080 PR tree-optimization/36327
5081 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
5082 callback for reference translation or lookup at the point of may-defs.
5083 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
5084 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
5085 for union COMPONENT_REFs.
5086 (vn_reference_lookup_3): New callback. Lookup from memset
5087 and CONSTRUCTOR assignment, translate through struct copies.
5088 (vn_reference_lookup_pieces): Make sure to not free the
5089 passed operands array. Adjust walk_non_aliased_vuses call.
5090 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
5091 make sure we do not leak memory.
5093 2009-05-25 Richard Guenther <rguenther@suse.de>
5095 * tree-ssa-alias.h (dump_points_to_solution): Declare.
5096 * tree-inline.c (expand_call_inline): Reset the escaped and
5098 * tree-ssa-structalias.c (pass_build_ealias): New.
5099 * tree-pass.h (pass_build_ealias): Declare.
5100 * passes.c (init_optimization_passes): Add PTA during
5101 early optimizations.
5102 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
5103 and CALLUSED solutions.
5104 (dump_points_to_solution): New function, split out from ...
5105 (dump_points_to_info_for): ... here.
5106 * tree-parloops.c (parallelize_loops): Reset the escaped and
5109 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5112 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
5113 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
5115 2009-05-25 Ira Rosen <irar@il.ibm.com>
5117 PR tree-optimization/40238
5118 * tree-vect-stmts.c (vect_init_vector): Insert initialization
5119 statements after basic block's labels.
5120 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
5121 to free the allocated memory.
5123 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
5125 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
5126 return address with a USE.
5128 2009-05-24 Richard Guenther <rguenther@suse.de>
5131 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
5132 array type from the main variant of the inner type.
5134 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5136 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
5137 definition to bool (from int) to un-break build.
5138 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
5140 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
5142 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
5143 discard_stmt_changes): Delete.
5144 * tree-ssa-operands.c (scb_stack): Delete.
5145 (init_ssa_operands): Do not initialize it.
5146 (fini_ssa_operands): Do not free it.
5147 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
5149 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
5150 update_stmt, remove the others. Fix comments.
5151 * tree-dfa.c (optimize_stack_restore): Likewise.
5152 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
5153 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
5154 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
5155 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
5157 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
5158 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5159 (dom_opt_finalize_block): Likewise, adjusting access to
5161 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
5162 (stmts_to_rescan): Change item type to gimple.
5163 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
5165 2009-05-24 Ira Rosen <irar@il.ibm.com>
5167 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
5168 * tree-pass.h (pass_slp_vectorize): New pass.
5169 * params.h (SLP_MAX_INSNS_IN_BB): Define.
5170 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
5171 * tree-vectorizer.c (timevar.h): Include.
5172 (user_vect_verbosity_level): Declare.
5173 (vect_location): Fix comment.
5174 (vect_set_verbosity_level): Update user_vect_verbosity_level
5175 instead of vect_verbosity_level.
5176 (vect_set_dump_settings): Add an argument. Ignore user defined
5177 verbosity if dump flags require higher level of verbosity. Print to
5178 stderr only for loop vectorization.
5179 (vectorize_loops): Update call to vect_set_dump_settings.
5180 (execute_vect_slp): New function.
5181 (gate_vect_slp): Likewise.
5182 (struct gimple_opt_pass pass_slp_vectorize): New.
5183 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
5185 (vec_info_for_bb): New function.
5186 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
5187 (VECTORIZATION_ENABLED): New macro.
5188 (SLP_ENABLED, SLP_DISABLED): Likewise.
5189 (vect_is_simple_use): Add bb_vec_info argument.
5190 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
5191 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
5192 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
5193 vect_schedule_slp, vect_analyze_slp): Likewise.
5194 (vect_analyze_stmt): Add slp_tree argument.
5195 (find_bb_location): Declare.
5196 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5197 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
5198 (vect_analyze_loop_operations, vect_analyze_loop,
5199 get_initial_def_for_induction, vect_create_epilog_for_reduction,
5200 vect_finalize_reduction, vectorizable_reduction,
5201 vectorizable_live_operation, vect_transform_loop): Likewise.
5202 * tree-data-ref.c (dr_analyze_innermost): Update comment,
5203 skip evolution analysis if analyzing a basic block.
5204 (dr_analyze_indices): Likewise.
5205 (initialize_data_dependence_relation): Skip the test whether the
5206 object is invariant for basic blocks.
5207 (compute_all_dependences): Skip dependence analysis for data
5208 references in basic blocks.
5209 (find_data_references_in_stmt): Don't fail in case of invariant
5210 access in basic block.
5211 (find_data_references_in_bb): New function.
5212 (find_data_references_in_loop): Move code to
5213 find_data_references_in_bb and add a call to it.
5214 (compute_data_dependences_for_bb): New function.
5215 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
5216 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
5218 (vect_analyze_data_ref_dependence): Check for interleaving in case of
5219 unknown dependence in basic block and fail in case of dependence in
5221 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
5222 dependence instances from either loop or basic block vectorization
5224 (vect_compute_data_ref_alignment): Check if it is loop vectorization
5225 before calling nested_in_vect_loop_p.
5226 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
5227 dependence instances from either loop or basic block vectorization
5229 (vect_verify_datarefs_alignment): Likewise.
5230 (vect_enhance_data_refs_alignment): Adjust function calls.
5231 (vect_analyze_data_refs_alignment): Likewise.
5232 (vect_analyze_group_access): Fix printing. Skip different checks if
5233 DR_STEP is 0. Keep strided stores either in loop or basic block
5234 vectorization data structure. Fix indentation.
5235 (vect_analyze_data_ref_access): Fix comments, allow zero step in
5237 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
5238 dependence instances from either loop or basic block vectorization
5240 (vect_analyze_data_refs): Update comment. Call
5241 compute_data_dependences_for_bb to analyze basic blocks.
5242 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
5243 case of loop vectorization. In case of basic block vectorization use
5244 data-ref itself as a base.
5245 (vect_create_data_ref_ptr): In case of basic block vectorization:
5246 don't advance the pointer, add new statements before the current
5247 statement. Adjust function calls.
5248 (vect_supportable_dr_alignment): Support only aligned accesses in
5249 basic block vectorization.
5250 * common.opt (ftree-slp-vectorize): New flag.
5251 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
5252 (vect_pattern_recog_1): Likewise.
5253 * tree-vect-stmts.c (process_use): Likewise.
5254 (vect_init_vector): Add new statements in the beginning of the basic
5255 block in case of basic block SLP.
5256 (vect_get_vec_def_for_operand): Adjust function calls.
5257 (vect_finish_stmt_generation): Likewise.
5258 (vectorizable_call): Add assert that it is loop vectorization, adjust
5260 (vectorizable_conversion, vectorizable_assignment): Likewise.
5261 (vectorizable_operation): In case of basic block SLP, take
5262 vectorization factor from statement's type and skip the relevance
5263 check. Adjust function calls.
5264 (vectorizable_type_demotion): Add assert that it is loop
5265 vectorization, adjust function calls.
5266 (vectorizable_type_promotion): Likewise.
5267 (vectorizable_store): Check for outer loop only in case of loop
5268 vectorization. Adjust function calls. For basic blocks, skip the
5269 relevance check and don't advance pointers.
5270 (vectorizable_load): Likewise.
5271 (vectorizable_condition): Add assert that it is loop vectorization,
5272 adjust function calls.
5273 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
5274 that it is not reduction, get vector type, call only supported
5275 functions, skip loop specific parts.
5276 (vect_transform_stmt): Check for outer loop only in case of loop
5278 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
5279 (vect_is_simple_use): Fix comment, add new argument, fix conditions
5280 for external definition.
5281 * passes.c (pass_slp_vectorize): New pass.
5282 * tree-vect-slp.c (find_bb_location): New function.
5283 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
5284 check for patterns only in loops.
5285 (vect_build_slp_tree): Add argument, adjust function calls, fail in
5286 case of multiple types in basic block SLP.
5287 (vect_mark_slp_stmts_relevant): New function.
5288 (vect_supported_load_permutation_p): Fix comment.
5289 (vect_analyze_slp_instance): Add argument. In case of basic block
5290 SLP, take vectorization factor from statement's type, check that
5291 unrolling factor is 1. Adjust function call. Save SLP instance in
5292 either loop or basic block vectorization structure. Return FALSE,
5294 (vect_analyze_slp): Add argument. Get strided stores groups from
5295 either loop or basic block vectorization structure. Return FALSE
5296 if basic block SLP failed.
5297 (new_bb_vec_info): New function.
5298 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
5299 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
5300 (vect_schedule_slp): Add argument. Get SLP instances from either
5301 loop or basic block vectorization structure. Set vectorization factor
5302 to be 1 for basic block SLP.
5303 (vect_slp_transform_bb): New function.
5304 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
5306 2009-05-23 Mark Mitchell <mark@codesourcery.com>
5308 * final.c (shorten_branches): Do not align labels for jump tables.
5309 (final_scan_insn): Use JUMP_TABLE_DATA_P.
5311 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
5313 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
5314 Remove outdated reference to flow.c and fix nits.
5315 * doc/gccint.texi: Tweak RTL description.
5316 * doc/rtl.texi: Likewise.
5318 2009-05-23 Denis Chertykov <chertykov@gmail.com>
5320 * config/avr/avr.c: Change my email address.
5321 * config/avr/avr.h: Likewise.
5322 * config/avr/avr.md: Likewise.
5323 * config/avr/avr-protos.h: Likewise.
5324 * config/avr/libgcc.S: Likewise.
5326 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
5328 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
5329 (spu_split_load, spu_split_store): Change return type to int.
5330 (spu_split_convert): Declare.
5331 * config/spu/predicates.md (spu_mem_operand): Remove.
5332 (spu_mov_operand): Update.
5333 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
5334 * config/spu/spu.c (regno_aligned_for_load): Remove.
5335 (reg_aligned_for_addr, spu_expand_load): Define.
5336 (spu_expand_extv): Reimplement and handle MEM.
5337 (spu_expand_insv): Handle MEM.
5338 (spu_sched_reorder): Handle insn's with length 0.
5339 (spu_legitimate_address_p): Reimplement.
5340 (store_with_one_insn_p): Return TRUE for any mode with size
5341 larger than 16 bytes.
5342 (address_needs_split): Define.
5343 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
5345 (spu_convert_move): Define.
5346 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
5347 (spu_split_store): Change all MEM's to TImode.
5348 (spu_init_expanders): Preallocate registers that correspond to
5349 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
5351 (spu_split_convert): Define.
5352 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
5353 (_move<mode>, _movdi, _movti): Update predicate and condition.
5354 (load, store): Change to define_split.
5355 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
5357 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
5358 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
5359 define_insn_and_split of lshr<mode>3.
5360 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
5361 (<v>ashr<mode>3_imm): Define.
5362 (extv, extzv, insv): Allow MEM operands.
5363 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
5364 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
5365 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
5366 (_spu_convert2): Change to define_insn_and_split and remove the
5367 corresponding define_peephole2.
5368 (stack_protect_set, stack_protect_test, stack_protect_test_si):
5369 Change predicates to memory_operand.
5371 2009-05-22 Mark Mitchell <mark@codesourcery.com>
5373 * config/arm/thumb2.md: Add 16-bit multiply instructions.
5375 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
5377 PR tree-optimization/40219
5378 * tree.c (iterative_hash_expr): Make sure the builtin function is
5379 a normal builtin function and not a front end or back end builtin
5380 before indexing into the built_in_decls array.
5382 2009-05-22 Richard Guenther <rguenther@suse.de>
5385 * alias.c (write_dependence_p): Do not use TBAA for answering
5386 anti-dependence or output-dependence.
5387 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
5388 (emit_pointer_definition): Remove.
5389 (emit_alias_warning): Likewise.
5390 (find_what_var_points_to): Remove TBAA pruning code.
5391 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
5393 (compute_points_to_sets): Remove code computing the set of
5394 dereferenced pointers.
5395 * tree-data-ref.c (dr_may_alias_p): Properly use the split
5396 oracle for querying anti and output dependencies.
5397 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
5398 if TBAA may be applied.
5399 (refs_anti_dependent_p): New function.
5400 (refs_output_dependent_p): Likewise.
5401 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
5402 (refs_output_dependent_p): Likewise.
5403 * doc/tree-ssa.texi (Memory model): New section.
5404 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
5405 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
5406 * cfgexpand.c (expand_gimple_basic_block): Do not handle
5407 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
5408 * expr.c (expand_expr_real_1): Likewise.
5409 * gimple-low.c (lower_stmt): Likewise.
5410 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
5411 (dump_gimple_cdt): Remove.
5412 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
5413 (gimple_size): Likewise.
5414 (walk_gimple_op): Likewise.
5415 (is_gimple_stmt): Likewise.
5416 (walk_stmt_load_store_addr_ops): Likewise.
5417 (gimple_build_cdt): Remove.
5418 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
5419 * gimple.h (gimple_cdt_new_type): Remove.
5420 (gimple_cdt_new_type_ptr): Likewise.
5421 (gimple_cdt_set_new_type): Likewise.
5422 (gimple_cdt_location): Likewise.
5423 (gimple_cdt_location_ptr): Likewise.
5424 (gimple_cdt_set_location): Likewise.
5425 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
5426 * tree-cfg.c (remove_useless_stmts_1): Do not handle
5427 GIMPLE_CHANGE_DYNAMIC_TYPE.
5428 (verify_types_in_gimple_stmt): Likewise.
5429 * tree-inline.c (estimate_num_insns): Likewise.
5430 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
5431 (copy_decl_to_var): Likewise.
5432 (copy_result_decl_to_var): Likewise.
5433 * tree-pretty-print.c (dump_generic_node): Do not handle
5434 CHANGE_DYNAMIC_TYPE_EXPR.
5435 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
5436 * tree-ssa-operands.c (get_expr_operands): Likewise.
5437 * tree-ssa-structalias.c (struct variable_info): Remove
5438 no_tbaa_pruning member.
5439 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
5440 (unify_nodes): Do not copy it.
5441 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
5442 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
5443 (set_uids_in_ptset): Do not check it.
5444 (find_what_var_points_to): Likewise.
5445 (compute_tbaa_pruning): Remove.
5446 (compute_points_to_sets): Do not call it.
5447 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
5448 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
5449 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
5450 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
5451 (DECL_NO_TBAA_P): Likewise.
5452 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
5453 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
5454 (expand_omp_atomic_pipeline): Do not set it.
5455 * print-tree.c (print_node): Do not dump it.
5456 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
5459 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
5462 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
5465 2009-05-22 Mark Mitchell <mark@codesourcery.com>
5467 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
5470 2009-05-22 Ben Elliston <bje@au.ibm.com>
5472 * Makefile.in (bversion.h, s-bversion): New targets.
5473 (TOPLEV_H): Add bversion.h.
5474 * toplev.h: Include "bversion.h".
5475 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
5476 the __format__ attribute only if compiling with the same version
5477 of GCC as the sources (the "build version").
5479 2009-05-22 Ben Elliston <bje@au.ibm.com>
5481 * c-format.c (handle_format_attribute): Fix comment typo.
5483 2009-05-21 Steve Ellcey <sje@cup.hp.com>
5486 * config/ia64/ia64.opt (mfused-madd): New.
5487 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
5488 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
5489 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
5490 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
5491 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
5492 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
5493 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
5494 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
5495 instruction if !TARGET_FUSED_MADD.
5496 (fpma, fpms): Remove colon from name.
5498 2009-05-22 Richard Guenther <rguenther@suse.de>
5500 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
5501 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
5502 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
5504 (create_expression_by_pieces): Only convert if necessary.
5505 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
5506 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
5508 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
5510 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
5511 regular pattern from a template and rename it ...
5512 (*extzv_truncsi_exts): ... to this.
5514 2009-05-21 Richard Guenther <rguenther@suse.de>
5516 * cgraph.h (struct cgraph_node): Remove inline_decl member.
5517 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
5518 (cgraph_default_inline_p): Likewise.
5519 (cgraph_decide_inlining_incrementally): Likewise.
5521 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
5522 Uros Bizjak <ubizjak@gmail.com>
5524 * config/i386/cpuid.h (bit_MOVBE): New.
5526 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
5528 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
5529 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
5530 (ix86_handle_option): Handle OPT_mmovbe.
5531 (ix86_target_string): Add -mmovbe.
5532 (pta_flags): Add PTA_MOVBE.
5533 (processor_alias_table): Add PTA_MOVBE to "atom".
5534 (override_options): Handle PTA_MOVBE.
5536 * config/i386/i386.h (TARGET_MOVBE): New.
5538 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
5539 (*bswapsi_movbe): New.
5540 (*bswapdi_movbe): Likewise.
5541 (bswapdi2): Renamed to ...
5543 (bswapdi2): New expander.
5545 * config/i386/i386.opt (mmovbe): New.
5547 * doc/invoke.texi: Document -mmovbe.
5549 2009-05-21 Taras Glek <tglek@mozilla.com>
5551 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
5552 * gcc-plugin.h (plugin_init): Updated signature.
5553 * gcc-plugin.h (plugin_name_args): Moved to this header.
5554 * doc/plugins.texi (plugin_init): Updated documention to reflect
5556 * doc/plugins.texi (plugin_name_args): Added to documention.
5558 2009-05-21 Mark Mitchell <mark@codesourcery.com>
5560 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
5561 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
5563 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
5565 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
5566 JUMP_TABLE_DATA_P predicates where applicable.
5567 * config/i386/predicates.md: Ditto.
5568 * config/i386/sse.md: Ditto.
5570 2009-05-21 Jakub Jelinek <jakub@redhat.com>
5572 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
5573 operand2 -128 override length_immediate attribute to 1.
5574 * config/i386/predicates.md (constm128_operand): New predicate.
5576 * config/i386/i386.c (memory_address_length): Handle %r12
5577 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
5579 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
5580 mode look through optional ZERO_EXTEND and SUBREG.
5581 * config/i386/i386.md (R12_REG): New define_constant.
5582 (prefix_data16): For sse unit set also for MODE_TI insns.
5583 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
5584 insns set if operand 1 is ext_QIreg_operand.
5585 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
5586 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
5588 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
5589 mode from MODE_DI to MODE_SI.
5590 (movdi_1_rex64): Override modrm and length_immediate attributes
5591 only for movabs (TYPE_IMOV, alternative 2).
5592 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
5593 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
5594 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
5595 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
5596 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
5597 prefix_rex attribute if DImode.
5598 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
5599 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
5600 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
5601 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
5602 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
5603 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
5604 Likewise. For TYPE_IMOV clear length_immediate attribute.
5605 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
5606 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
5607 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
5608 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
5609 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
5610 or one operand TYPE_ISHIFT.
5611 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
5612 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
5613 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
5614 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
5615 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
5616 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
5617 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
5618 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
5619 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
5620 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
5621 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
5622 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
5623 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
5624 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
5625 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
5626 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
5627 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
5628 set mode attribute, don't override length attribute.
5629 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
5631 (return_internal_long): Set length attribute to 2 instead of 1.
5632 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
5633 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
5634 prefix_rex attribute.
5635 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
5637 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
5639 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5641 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
5643 2009-05-20 Ian Lance Taylor <iant@google.com>
5645 * tree.c (build_tree_list_vec_stat): New function.
5646 (ctor_to_vec): New function.
5647 (build_nt_call_vec): New function.
5648 (build_call_array): Change args to be a const pointer.
5649 (build_call_vec): New function.
5650 * tree.h (build_nt_call_vec): Declare.
5651 (build_tree_list_vec_stat): Declare.
5652 (build_tree_list_vec): Define.
5653 (build_call_array): Update declaration.
5654 (build_call_vec): Declare.
5655 (ctor_to_vec): Declare.
5656 * c-common.c (tree_vector_cache): New static variable.
5657 (make_tree_vector): New function.
5658 (release_tree_vector): New function.
5659 (make_tree_vector_single): New function.
5660 (make_tree_vector_copy): New function.
5661 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
5662 (make_tree_vector_single, make_tree_vector_copy): Declare.
5663 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
5664 (c_parser_expr_list): Don't manage cache here, instead call
5666 (c_parser_release_expr_list): Remove static function.
5667 (c_parser_vec_to_tree_list): Remove static function.
5668 (c_parser_attributes): Call build_tree_list_vec instead of
5669 c_parser_vec_to_tree_list. Call release_tree_vector instead of
5670 c_parser_release_expr_list.
5671 (c_parser_postfix_expression_after_primary): Likewise.
5672 (c_parser_objc_keywordexpr): Likewise.
5674 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
5676 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
5677 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
5678 TARGET_CONVERT_TO_TYPE.
5679 * hooks.c (hook_tree_const_tree_null): Define.
5680 * hooks.h (hook_tree_const_tree_null): Declare.
5681 * target.h (struct gcc_target): Add invalid_parameter_type,
5682 invalid_return_type, promoted_type, and convert_to_type fields.
5683 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
5684 (TARGET_INVALID_RETURN_TYPE): Define.
5685 (TARGET_PROMOTED_TYPE): Define.
5686 (TARGET_CONVERT_TO_TYPE): Define.
5687 (TARGET_INITIALIZER): Update for new fields.
5688 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
5689 (grokparms): Check targetm.invalid_parameter_type.
5690 * c-typeck.c (default_conversion): Check targetm.promoted_type.
5691 * c-convert.c (convert): Check targetm.convert_to_type.
5693 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
5695 * config/mips/mips.md (*extenddi_truncate<mode>,
5696 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
5698 (*extendhi_truncateqi): New define_insn_and_sptit.
5700 2009-05-20 Jakub Jelinek <jakub@redhat.com>
5703 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
5704 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
5706 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
5708 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
5709 the operand of VIEW_CONVERT_EXPR.
5711 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
5713 * config/i386/driver-i386.c (host_detect_local_cpu): Check
5714 extended family and model for Intel processors. Support Intel Atom.
5716 2009-05-20 Olivier Hainque <hainque@adacore.com>
5718 * gstab.h (stab_code_type): Define, to be used instead of the
5719 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
5721 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
5722 occurrences by stab_code_type.
5723 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
5725 2009-05-20 Martin Jambor <mjambor@suse.cz>
5727 * tree-flow.h (insert_edge_copies_seq): Undeclare.
5728 (sra_insert_before): Likewise.
5729 (sra_insert_after): Likewise.
5730 (sra_init_cache): Likewise.
5731 (sra_type_can_be_decomposed_p): Likewise.
5732 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
5733 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
5734 (sra_insert_before): Likewise.
5735 (sra_insert_after): Likewise.
5736 (sra_init_cache): Likewise.
5737 (insert_edge_copies_seq): Made static and moved upwards.
5739 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
5742 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
5744 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
5745 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
5748 2009-05-20 Richard Guenther <rguenther@suse.de>
5750 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
5751 with mismatched comparison modes.
5753 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5755 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
5756 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
5757 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
5758 with shifts for Thumb2.
5759 (orsi_notsi): New for orn.
5760 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
5761 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
5762 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
5763 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
5764 Don't invert remainder for IOR.
5766 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
5768 PR tree-optimization/40087
5769 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
5770 number_of_iterations_ne): Rename never_infinite argument.
5771 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
5772 number_of_iterations_le): Handle pointer-type ivs when
5773 exit_must_be_taken is false.
5774 (number_of_iterations_cond): Do not always assume that
5775 exit_must_be_taken if the control variable is a pointer.
5777 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5779 * c-typeck.c (build_binary_op): Allow % on integal vectors.
5780 * doc/extend.texi (Vector Extension): Document that % is allowed too.
5782 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
5784 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
5785 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
5787 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5790 * c.opt (Wlogical-op): Disabled by default.
5791 * c-opt (c_common_post_options): Do not enable Wlogical-op with
5793 * doc/invoke.texi (Wlogical-op): Likewise.
5795 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
5797 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
5799 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
5800 Propagate the type of the first operand.
5801 <ASSERT_EXPR>: Simplify.
5802 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
5803 Rewrite using the RHS code as discriminant.
5804 <NOP_EXPR>: Turn into CASE_CONVERT.
5805 <PLUS_EXPR>: Propagate the type of the first operand.
5807 2009-05-19 Steve Ellcey <sje@cup.hp.com>
5809 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
5810 (ia64_dconst_0_375): New.
5811 * config/ia64/ia64.c (ia64_override_options): Remove
5812 -minline-sqrt-min-latency warning.
5813 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
5814 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
5815 * config/ia64/ia64.md (*sqrt_approx): Remove.
5816 (sqrtsf2): Remove #if 0.
5817 (sqrtsf2_internal_thr): Rewrite and move to div.md.
5818 (sqrtdf): Remove assert.
5819 (sqrtdf2_internal_thr): Rewrite and move to div.md.
5820 (sqrtxf2): Remove #if 0.
5821 (sqrtxf2_internal_thr): Rewrite and move to div.md.
5822 * div.md (sqrt_approx_rf): New.
5823 (sqrtsf2_internal_thr): New implementation.
5824 (sqrtsf2_internal_lat): New.
5825 (sqrtdf2_internal_thr: New implementation.
5826 (sqrtxf2_internal): New implementation.
5828 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
5829 Hans-Peter Nilsson <hp@axis.com>
5831 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
5832 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
5833 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
5834 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
5835 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
5836 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
5837 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
5838 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
5839 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
5840 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
5841 * c-common.c: ...from here.
5843 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5845 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
5847 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5849 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
5851 2009-05-19 Ben Elliston <bje@au.ibm.com>
5853 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
5854 assignments with memcpy calls.
5855 (add_fdes): Likewise.
5856 (binary_search_unencoded_fdes): Likewise.
5857 (linear_search_fdes): Eliminate type puns.
5859 2009-05-19 Richard Guenther <rguenther@suse.de>
5861 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
5862 not falsely claim to have propagated into all uses.
5864 2009-05-19 Ben Elliston <bje@au.ibm.com>
5866 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
5869 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
5871 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
5872 * config/sh/sh.c (sh_legitimate_address_p): Make static.
5873 (TARGET_LEGITIMATE_ADDRESS_P): New.
5874 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5875 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
5877 2009-05-18 Dodji Seketeli <dodji@redhat.com>
5880 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
5881 child of the containing namespace's DIE.
5883 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
5885 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
5886 *zero_extendhi_truncqi): Move after the zero_extend patterns.
5887 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
5890 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
5893 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
5894 gen_align with gen_pad.
5895 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
5896 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
5898 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
5899 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
5901 * config/i386/i386.md (align): Renamed to ...
5902 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
5903 ASM_OUTPUT_MAX_SKIP_PAD.
5905 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
5907 * config.gcc: Fix variable syntax.
5910 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
5911 before calling exact_log2.
5912 (output_iorsi3): Likewise.
5913 (output_xorsi3): Likewise.
5915 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
5917 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
5918 for the none zero constant operand except for EQ and NE
5919 comprisons even when the first operand is R0.
5921 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
5923 * config/s390/2064.md: Remove trailing whitespaces.
5924 * config/s390/2084.md: Likewise.
5925 * config/s390/constraints.md: Likewise.
5926 * config/s390/fixdfdi.h: Likewise.
5927 * config/s390/libgcc-glibc.ver: Likewise.
5928 * config/s390/s390-modes.def: Likewise.
5929 * config/s390/s390-protos.h: Likewise.
5930 * config/s390/s390.c: Likewise.
5931 * config/s390/s390.h: Likewise.
5932 * config/s390/s390.md: Likewise.
5933 * config/s390/tpf-unwind.h: Likewise.
5935 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5937 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
5939 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5942 * configure.ac (m68k-*-*): Check if binutils support TLS.
5943 * configure: Regenerate.
5944 * config/m68k/predicates.md (symbolic_operand): Extend comment.
5945 * config/m68k/constraints.md (Cu): New constraint.
5946 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
5947 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
5948 (movsi): Handle TLS symbols.
5949 (addsi3_5200): Handle XTLS symbols, indent.
5950 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
5951 (m68k_tls_reference_p): Declare.
5952 (m68k_legitimize_address): Declare.
5953 (m68k_unwrap_symbol): Declare.
5954 * config/m68k/m68k.opt (mxtls): New option.
5955 * config/m68k/m68k.c (ggc.h): Include.
5956 (m68k_output_dwarf_dtprel): Implement hook.
5957 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
5958 (m68k_expand_prologue): Load GOT pointer when function needs it.
5959 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
5960 (m68k_legitimate_constant_address_p): Same.
5961 (m68k_decompose_address): Handle TLS references.
5962 (m68k_get_gp): New static function.
5963 (enum m68k_reloc): New contants.
5964 (TLS_RELOC_P): New macro.
5965 (m68k_wrap_symbol): New static function.
5966 (m68k_unwrap_symbol): New function.
5967 (m68k_final_prescan_insn_1): New static function.
5968 (m68k_final_prescan_insn): New function.
5969 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
5971 (legitimize_pic_address): Handle TLS references..
5972 (m68k_tls_get_addr, m68k_get_tls_get_addr)
5973 (m68k_libcall_value_in_a0_p)
5974 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
5975 (m68k_call_m68k_read_tp): Helper variables and functions for ...
5976 (m68k_legitimize_tls_address): Handle TLS references.
5977 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
5979 (m68k_legitimize_address): Handle TLS symbols.
5980 (m68k_get_reloc_decoration): New static function.
5981 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
5983 (m68k_output_dwarf_dtprel): Implement hook.
5984 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
5985 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
5986 m68k_call_* routines.
5987 (sched_attr_op_type): Handle TLS symbols.
5988 (gt-m68k.h): Include.
5989 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
5990 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
5992 2009-05-18 Martin Jambor <mjambor@suse.cz>
5994 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
5995 (visit_store_addr_for_mod_analysis): New function.
5996 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
5997 (determine_cst_member_ptr): Use gimple_assign_single_p.
5998 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
5999 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
6000 operands. Don't check number of operands of a NOP_EXPR.
6002 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
6004 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
6006 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
6009 * c-common.c (warn_logical_operator): Don't warn if one of
6010 expression isn't always true or false.
6012 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
6014 * config/i386/biarch32.h: New file.
6015 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
6017 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
6019 * config/mips/mips.md (*zero_extend<mode>_trunchi,
6020 *zero_extend<mode>_truncqi): Merge these into ...
6021 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
6022 Name the pattern following this as *zero_extendhi_truncqi.
6024 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
6027 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
6028 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
6029 (output_info): Make field HOST_WIDEST_INT.
6030 (print_statistics): Use HOST_WIDEST_INT_PRINT.
6031 (dump_bitmat_statistics): Same.
6033 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
6035 * config.gcc (use_gcc_stdint): Set to wrap.
6036 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
6037 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
6038 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6039 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
6040 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
6041 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
6042 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6043 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
6045 2009-05-16 Joseph Myers <joseph@codesourcery.com>
6047 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
6049 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
6050 Move definitions earlier.
6051 (OPT_ARCH64, OPT_ARCH32): Define.
6052 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
6055 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
6058 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
6061 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
6063 * arm.md (movdi2): Copy non-reg values to DImode registers.
6065 2009-05-16 Jakub Jelinek <jakub@redhat.com>
6068 * final.c (label_to_max_skip): New function.
6069 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
6070 CODE_LABEL_NUMBER <= max_labelno.
6071 * output.h (label_to_max_skip): New prototype.
6072 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
6073 (ix86_avoid_jump_mispredicts): ... this. Don't define if
6074 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
6075 Handle CODE_LABELs with >= 16 byte alignment or with
6076 max_skip == (1 << align) - 1.
6077 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
6078 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
6081 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
6082 .p2align 3 if MAX_SKIP is smaller than 7.
6083 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
6085 2009-05-15 Ian Lance Taylor <iant@google.com>
6087 * alias.c (struct alias_set_entry_d): Rename from struct
6088 alias_set_entry. Change all uses.
6089 * except.c (struct call_site_record_d): Rename from struct
6090 call_site_record. Change all uses.
6091 * except.h (struct eh_region_d): Rename from struct eh_region.
6093 * gcse.c (struct hash_table_d): Rename from struct hash_table.
6095 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
6096 ivtype_map_elt. Change all uses.
6097 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
6099 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
6100 * graphite.h (struct name_tree_d): Rename from struct name_tree.
6102 (struct sese_d): Rename from struct sese. Change all uses.
6103 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
6104 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
6105 * optabs.h (struct optab_d): Rename from struct optab. Change all
6107 (struct convert_optab_d): Rename from struct convert_optab.
6109 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
6110 ipa_opt_pass. Change all uses.
6111 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
6114 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
6115 defined as a typedef.
6116 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
6119 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6122 * fold-const.c (make_range,build_range_check,merge_ranges): Move
6124 (merge_ranges): Returns bool.
6125 * tree.h (make_range): .. to here.
6126 (build_range_check): Likewise.
6127 (merge_ranges): Likewise. Renamed from merge_ranges.
6128 * c-typeck.c (parser_build_binary_op): Update calls to
6129 warn_logical_operator.
6130 * c-common.c (warn_logical_operator): Add new warning.
6131 * c-common.h (warn_logical_operator): Update declaration.
6133 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6135 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
6137 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6139 * doc/install.texi: Document MPC requirements, flags etc.
6141 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
6142 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
6143 Evaluate constant arguments.
6144 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
6145 (fold_builtin_1): Likewise, also evaluate constant arguments.
6146 Remove superfluous break.
6147 (do_mpc_ckconv): New.
6148 * real.h: Include mpc.h.
6149 * toplev.c (print_version): Output MPC version info if available.
6151 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6153 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
6155 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
6157 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
6160 2009-05-15 Jan Hubicka <jh@suse.cz>
6162 * doc/invoke.texi (max-early-inliner-iterations): New flag.
6163 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
6164 (try_inline): Fix return value.
6165 (cgraph_decide_inlining_incrementally): Honor new value.
6166 (cgraph_early_inlining): Handle indirect inlining.
6167 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
6169 2009-05-15 Jan Hubicka <jh@suse.cz>
6171 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
6172 * cgraphunit.c (cgraph_finalize_function): Set it.
6173 (cgraph_expand_function): Use it.
6175 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6177 * real.c (encode_ieee_half): Define.
6178 (decode_ieee_half): Define.
6179 (ieee_half_format): Define.
6180 (arm_half_format): Define.
6181 * real.h (ieee_half_format): Declare.
6182 (arm_half_format): Declare.
6184 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6186 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
6187 swapped, and reversed optabs exist before trying to use them.
6189 2009-05-15 Paul Brook <paul@codesourcery.com>
6190 Sandra Loosemore <sandra@codesourcery.com>
6192 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
6193 loads. Allow PRE_DEC.
6194 (output_move_neon): Handle PRE_DEC.
6195 (arm_print_operand): Add 'A' for neon structure loads.
6196 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
6197 * config/arm/neon.md (neon_mov): Update comment.
6198 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
6200 (Um): New constraint.
6202 2009-05-15 Jan Hubicka <jh@suse.cz>
6204 Revert the following patch until testsuite fallout is fixed:
6205 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6206 * cgraph.h (struct inline_summary): New filed self_wize,
6207 size_inlining_benefit, self_time and time_inlining_benefit.
6208 (struct cgraph_global_info): Replace insns by time ans size fields.
6209 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6210 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6211 (ipcp_update_callgraph): Do not touch function bodies.
6212 * ipa-inline.c: Include except.h
6213 (MAX_TIME): New constant.
6214 (overall_insns): Remove
6215 (overall_size, max_benefit): New static variables.
6216 (cgraph_estimate_time_after_inlining): New function.
6217 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6218 (cgraph_clone_inlined_nodes): Update size.
6219 (cgraph_mark_inline_edge): Update size.
6220 (cgraph_estimate_growth): Use size info.
6221 (cgraph_check_inline_limits): Check size.
6222 (cgraph_default_inline_p): Likewise.
6223 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6224 (cgraph_decide_recursive_inlining): Check size.
6225 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6227 (cgraph_decide_inlining): Likewise.
6228 (cgraph_decide_inlining_incrementally): Likewise; honor
6229 PARAM_EARLY_INLINING_INSNS.
6230 (likely_eliminated_by_inlining_p): New predicate.
6231 (estimate_function_body_sizes): New function.
6232 (compute_inline_parameters): Use it.
6233 * except.c (must_not_throw_labels): New function.
6234 * except.h (must_not_throw_labels): Declare.
6235 * tree-inline.c (init_inline_once): Kill inlining_weigths
6236 * tree-ssa-structalias.c: Avoid uninitialized warning.
6237 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6238 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6239 (PARAM_INLINE_CALL_COST): Remove.
6240 (PARAM_EARLY_INLINING_INSNS): New.
6242 2009-05-15 Richard Guenther <rguenther@suse.de>
6244 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
6245 not TODO_update_ssa.
6247 2009-05-15 Richard Guenther <rguenther@suse.de>
6249 PR tree-optimization/39999
6250 * gimple.h (gimple_expr_type): Use the expression type looking
6251 through useless conversions.
6252 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
6253 (vn_nary_op_insert_stmt): Likewise.
6254 (simplify_binary_expression): Likewise.
6256 2009-05-15 Richard Guenther <rguenther@suse.de>
6258 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
6259 New options, enabled by default.
6260 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
6262 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
6263 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
6264 * tree-ssa-structalias.c (gate_tree_pta): New function.
6265 (pass_build_alias): Use it.
6267 2009-05-15 Joseph Myers <joseph@codesourcery.com>
6269 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
6270 recurse on an invariant address if a conversion from a pointer
6271 type to a wider integer type is involved.
6273 2009-05-15 Jan Hubicka <jh@suse.cz>
6275 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6276 * cgraph.h (struct inline_summary): New filed self_wize,
6277 size_inlining_benefit, self_time and time_inlining_benefit.
6278 (struct cgraph_global_info): Replace insns by time ans size fields.
6279 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6280 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6281 (ipcp_update_callgraph): Do not touch function bodies.
6282 * ipa-inline.c: Include except.h
6283 (MAX_TIME): New constant.
6284 (overall_insns): Remove
6285 (overall_size, max_benefit): New static variables.
6286 (cgraph_estimate_time_after_inlining): New function.
6287 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6288 (cgraph_clone_inlined_nodes): Update size.
6289 (cgraph_mark_inline_edge): Update size.
6290 (cgraph_estimate_growth): Use size info.
6291 (cgraph_check_inline_limits): Check size.
6292 (cgraph_default_inline_p): Likewise.
6293 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6294 (cgraph_decide_recursive_inlining): Check size.
6295 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6297 (cgraph_decide_inlining): Likewise.
6298 (cgraph_decide_inlining_incrementally): Likewise; honor
6299 PARAM_EARLY_INLINING_INSNS.
6300 (likely_eliminated_by_inlining_p): New predicate.
6301 (estimate_function_body_sizes): New function.
6302 (compute_inline_parameters): Use it.
6303 * except.c (must_not_throw_labels): New function.
6304 * except.h (must_not_throw_labels): Declare.
6305 * tree-inline.c (init_inline_once): Kill inlining_weigths
6306 * tree-ssa-structalias.c: Avoid uninitialized warning.
6307 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6308 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6309 (PARAM_INLINE_CALL_COST): Remove.
6310 (PARAM_EARLY_INLINING_INSNS): New.
6311 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
6312 (inline-call-cost): Remove.
6313 (early-inlining-insns): New.
6315 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
6317 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
6319 (print_int_cst_bounds_in_octal_p): Likewise.
6320 (dbxout_type): Adjust calls to above functions. Be prepared to deal
6322 * dwarf2out.c (base_type_die): Likewise.
6323 (is_subrange_type): Delete.
6324 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
6325 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
6326 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
6327 if the destination type is boolean.
6328 (build_range_check): Do not special-case subtypes.
6329 (fold_sign_changed_comparison): Likewise.
6330 (fold_unary): Likewise.
6331 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
6332 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
6333 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
6334 * tree.c (subrange_type_for_debug_p): New predicate based on the
6335 former is_subrange_type.
6336 * tree.h (subrange_type_for_debug_p): Declare.
6337 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
6338 (convert_affine_scev): Remove call to above function.
6339 (chrec_convert_aggressive): Likewise.
6340 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
6341 false for conversions involving subtypes.
6342 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
6343 (vrp_val_min): Likewise.
6344 (needs_overflow_infinity): Likewise.
6345 (extract_range_from_unary_expr): Likewise.
6347 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
6349 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
6350 * config/frv/frv.c: Likewise.
6351 * config/s390/s390.c: Likewise.
6352 * config/sparc/sparc.h: Likewise.
6353 * config/i386/i386.h: Likewise.
6354 * config/i386/i386.c: Likewise.
6355 * config/crx/crx.c: Likewise.
6356 * config/m68hc11/m68hc11.h: Likewise.
6357 * config/iq2000/iq2000.c: Likewise.
6358 * config/mn10300/mn10300.h: Likewise.
6359 * config/mn10300/mn10300.c: Likewise.
6360 * config/m68k/m68k.c: Likewise.
6361 * config/rs6000/rs6000.c: Likewise.
6362 * config/rs6000/xcoff.h: Likewise.
6363 * config/rs6000/linux64.h: Likewise.
6364 * config/rs6000/sysv4.h: Likewise.
6365 * config/score/score3.c: Likewise.
6366 * config/score/score7.c: Likewise.
6367 * config/score/score.c: Likewise.
6368 * config/arm/arm.md: Likewise.
6369 * config/mips/mips.c: Likewise.
6370 * config/mips/mips.md: Likewise.
6371 * config/bfin/bfin.h: Likewise.
6372 * config/pa/pa.c: Likewise.
6373 * config/pa/constraints.md: Likewise.
6375 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
6376 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
6377 * config/pdp11/pdp11.h: Use memory_address_p instead.
6379 2009-05-14 Ian Lance Taylor <iant@google.com>
6381 * passes.c (finish_optimization_passes): Change i to int.
6382 * plugin.c (plugins_active_p): Change event to int.
6383 (dump_active_plugins): Likewise.
6384 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
6386 * tree.c (tree_range_check_failed): Change c to unsigned int.
6387 (omp_clause_range_check_failed): Likewise.
6388 (build_common_builtin_nodes): Change mode to int. Add cast.
6389 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
6390 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
6392 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
6393 ++ or -- with a variable of enum type.
6395 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6398 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
6400 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6402 * store-motion.c: Do not include params.h
6403 * Makefile.in: Fix dependencies for various files.
6405 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6407 * auto-inc-dec.c: Fix pass description, remove apparent
6408 accidental duplication.
6410 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
6413 * ipa-utils.h (memory_identifier_string): Moved to ...
6414 * tree.h (memory_identifier_string): Here. Add GTY(()).
6416 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
6418 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
6419 in the former documentation of...
6420 (GO_IF_LEGITIMATE_ADDRESS): ... this.
6421 * ira-conflicts.c (get_dup_num): Use address_operand.
6422 * targhooks.c (default_legitimate_address_p): New.
6423 * targhooks.h (default_legitimate_address_p): New.
6424 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
6426 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
6427 * target.h (struct target): Add legitimate_address_p.
6428 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
6429 (TARGET_INITIALIZER): Include it.
6431 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6432 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
6433 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
6434 (TARGET_LEGITIMATE_ADDRESS_P): New.
6436 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6437 (REG_OK_STRICT_P): Delete.
6438 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
6439 (frv_legitimate_address_p_1): ... this.
6440 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
6441 (frv_legitimate_address_p_1): ... the renamed old
6442 frv_legitimate_address_p.
6443 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
6444 (TARGET_LEGITIMATE_ADDRESS_P): New.
6446 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6447 * config/s390/s390-protos.h (legitimate_address_p): Remove.
6448 * config/s390/s390.c (legitimate_address_p): Rename to...
6449 (s390_legitimate_address_p): ... this, make static.
6450 (legitimize_address): Adjust call.
6451 (TARGET_LEGITIMATE_ADDRESS_P): New.
6452 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
6454 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6455 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
6456 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
6457 (TARGET_LEGITIMATE_ADDRESS_P): New.
6459 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6460 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
6461 * config/spu/spu.c (spu_legitimate_address): Rename to...
6462 (spu_legitimate_address_p): ... this, make static.
6463 (TARGET_LEGITIMATE_ADDRESS_P): New.
6465 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6466 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
6467 * config/sparc/sparc.c (legitimate_address_p): Rename to...
6468 (sparc_legitimate_address_p): ... this, make static and return bool.
6469 (legitimize_address): Adjust call.
6470 (TARGET_LEGITIMATE_ADDRESS_P): New.
6472 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6473 * config/i386/i386-protos.h (legitimate_address_p): Remove.
6474 * config/i386/i386.c (legitimate_address_p): Rename to...
6475 (ix86_legitimate_address_p): ... this, make static.
6476 (constant_address_p): Move after it, adjust call.
6477 (TARGET_LEGITIMATE_ADDRESS_P): New.
6479 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6480 * config/avr/avr-protos.h (legitimate_address_p): Remove.
6481 * config/avr/avr.c (legitimate_address_p): Rename to...
6482 (avr_legitimate_address_p): ... this, make static.
6483 (legitimize_address): Adjust call.
6484 (TARGET_LEGITIMATE_ADDRESS_P): New.
6486 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6487 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
6488 * config/crx/crx.c (crx_legitimate_address_p): Make static.
6489 (TARGET_LEGITIMATE_ADDRESS_P): New.
6491 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6492 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
6493 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
6494 (TARGET_LEGITIMATE_ADDRESS_P): New.
6496 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6497 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
6499 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
6501 (TARGET_LEGITIMATE_ADDRESS_P): New.
6503 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6504 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
6506 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
6508 (m68hc11_legitimate_address_p): ... this, make static.
6509 (go_if_legitimate_address_internal): Rename to...
6510 (m68hc11_legitimate_address_p_1): ... this.
6511 (legitimize_address): Adjust call.
6512 (TARGET_LEGITIMATE_ADDRESS_P): New.
6514 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6515 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
6516 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
6517 (TARGET_LEGITIMATE_ADDRESS_P): New.
6519 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6520 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
6521 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
6522 (mn10300_legitimate_address_p): ... this, make static.
6523 (TARGET_LEGITIMATE_ADDRESS_P): New.
6525 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6526 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
6527 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
6528 (TARGET_LEGITIMATE_ADDRESS_P): New.
6530 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6531 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
6532 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
6533 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6534 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
6535 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
6536 (rs6000_legitimate_address_p): ... this, make static.
6537 (TARGET_LEGITIMATE_ADDRESS_P): New.
6538 (REG_MODE_OK_FOR_BASE_P): Delete.
6539 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
6541 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6542 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
6544 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
6545 static, adjust types.
6546 (TARGET_LEGITIMATE_ADDRESS_P): New.
6548 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6549 * config/score/score.c (score_address_p): Rename to...
6550 (score_legitimate_address_p): ... this.
6551 (TARGET_LEGITIMATE_ADDRESS_P): New.
6552 * config/score/score3.c (score3_address_p): Rename to...
6553 (score3_legitimate_address_p): ... this.
6554 * config/score/score7.c (score7_address_p): Rename to...
6555 (score7_legitimate_address_p): ... this.
6557 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
6558 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
6559 GO_IF_LEGITIMATE_ADDRESS): Delete.
6560 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
6561 thumb2_legitimate_address_p): Delete.
6562 (arm_legitimate_address_p): Rename to...
6563 (arm_legitimate_address_outer_p): ... this.
6564 * config/arm/constraints.md ("Uq"): Adjust call.
6565 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
6566 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
6568 (arm_legitimate_address_outer_p): ... this.
6569 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
6571 (TARGET_LEGITIMATE_ADDRESS_P): New.
6573 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6574 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
6575 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
6576 (TARGET_LEGITIMATE_ADDRESS_P): New.
6578 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6579 * config/vax/vax-protos.h (legitimate_address_p): Remove.
6580 * config/vax/vax.c (legitimate_address_p): Rename to...
6581 (vax_legitimate_address_p): ... this, make static.
6582 (TARGET_LEGITIMATE_ADDRESS_P): New.
6584 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6585 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
6586 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
6587 (TARGET_LEGITIMATE_ADDRESS_P): New.
6589 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6590 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
6591 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
6592 (mmix_legitimate_address_p): ... this, make static.
6593 (TARGET_LEGITIMATE_ADDRESS_P): New.
6595 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6596 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
6597 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
6598 (TARGET_LEGITIMATE_ADDRESS_P): New.
6600 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
6602 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
6603 of MODE_COMPLEX_INT.
6605 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6607 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
6608 LCT_NORMAL in function call.
6609 * mips-tdump.c (print_file_desc): Add cast to enum type.
6610 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
6611 (mark_stabs): Add casts to enum types.
6612 (parse_stabs_common): Add casts to enum types.
6614 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
6616 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
6617 Check for invalid values of LETTER.
6619 2009-05-13 Taras Glek <tglek@mozilla.com>
6621 * attribs.c (register_attribute): moved out attribute registration
6622 into register_attribute.
6623 * doc/plugins.texi: Documented register_attribute and
6625 * gcc-plugin.h: Added forward decl for register_attribute.
6626 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
6627 * plugin.c (register_callback, invoke_plugin_callbacks): Added
6628 PLUGIN_ATTRIBUTES boilerplate.
6630 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
6632 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
6633 values even in sentinel and empty entries.
6634 (ms_printf_flag_specs): Likewise.
6635 (ms_scanf_flag_specs): Likewise.
6636 (ms_strftime_flag_specs): Likewise.
6637 (ms_print_char_table): Likewise.
6638 (ms_scan_char_table): Likewise.
6639 (ms_time_char_table): Likewise.
6641 2009-05-13 Doug Kwan <dougkwan@google.com>
6643 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
6645 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
6647 * config/mips/mips.md (store): Add attributes for QI and HI.
6649 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
6650 (truncdi<mode>2): ... this new pattern.
6652 2009-05-13 Brad Hards <bradh@kde.org>
6654 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
6656 2009-05-14 Jakub Jelinek <jakub@redhat.com>
6657 Ben Elliston <bje@au.ibm.com>
6660 * dse.c (check_mem_read_rtx): Guard against width == -1.
6662 2009-05-13 Michael Matz <matz@suse.de>
6665 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
6666 (trivially_conflicts_p): New function.
6667 (insert_backedge_copies): Use it.
6669 2009-05-13 Janis Johnson <janis187@us.ibm.com>
6671 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
6672 (handle_stdc_pragma): Use new enum constant names.
6673 (handle_pragma_float_const_decimal64): Ditto.
6675 2009-05-13 Ian Lance Taylor <iant@google.com>
6677 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
6680 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
6682 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
6683 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
6685 * config/m68k/m68k.h (FL_UCLINUX): Define.
6687 2009-05-13 Jan Hubicka <jh@suse.cz>
6689 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
6691 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6693 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
6694 unless -fschedule-insns is specified.
6696 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6699 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
6700 TARGET_EXPAND_CBRANCHDI4.
6701 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
6702 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
6703 (cmpeqdi): Fix comment.
6705 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6707 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
6708 (sh_legitimate_address_p): Likewise.
6709 * config/sh/sh.c (sh_legitimate_index_p): New.
6710 (sh_legitimate_address_p): Likewise.
6711 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
6712 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
6713 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
6714 (MAYBE_BASE_REGISTER_RTX_P): New macro.
6715 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
6716 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
6717 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
6718 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
6719 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
6721 2009-05-12 Jan Hubicka <jh@suse.cz>
6723 * tree-inline.c (estimate_operator_cost): Add operands;
6724 when division happens by constant, it is cheap.
6725 (estimate_num_insns): Loads and stores are not having cost of 0;
6726 EH magic stuff is cheap; when computing runtime cost of switch,
6727 use log2 base of amount of its cases; builtin_expect has cost of 0;
6728 compute cost for moving return value of call.
6729 (init_inline_once): Initialize time_based flags.
6730 * tree-inline.h (eni_weights_d): Add time_based flag.
6732 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6734 * df-core.c: Update head documentation.
6736 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6739 * rs6000.c (rs6000_generate_compare): Use op1b instead of
6740 shadowing exisiting variable op1.
6742 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
6745 * config/i386/driver-i386.c (processor_signatures): New enum.
6746 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
6747 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
6748 processor signature to detect geode processor.
6750 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6754 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6756 * optabs.c (prepare_cmp_insn): Temporarily disable test that
6757 causes spurious differences between trunk and cond-optab branch.
6759 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6761 * dojump.c (compare_from_rtx): Delete.
6762 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
6763 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
6764 if the comparison does not satisfy the predicate; test predicates for
6765 operands 2 and 3 of a cstore pattern. Don't try cstore optab
6766 further if one existing pattern fails.
6767 * expr.h (compare_from_rtx): Delete.
6768 (prepare_operand): Declare it.
6769 * optabs.c: Change "lib call" to "libcall" throughout.
6770 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
6771 HAVE_conditional_trap, emit_cmp_insn): Delete.
6772 (can_compare_p): Delete cmp_optab case.
6773 (prepare_float_lib_cmp): Return an rtx and a machine mode.
6774 Accept other parameters by value.
6775 (prepare_operand): Make non-static.
6776 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
6777 other parameters by value. Try to widen operands here based on
6778 an optab_methods argument and looking at cbranch_optab.
6779 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
6780 loop. Use cbranch_optab directly.
6781 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
6782 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
6784 (emit_conditional_move, emit_conditional_add): Inline what's needed
6785 of compare_from_rtx, using new prepare_cmp_insn for the rest.
6786 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
6787 with COMPARE. Move cmov_optab and cstore_optab above
6788 with cbranch_optab, move cmp_optab down with ucmp_optab,
6789 remove tst_otpab. Do not initialize trap_rtx.
6790 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
6791 for trap code. Do not check HAVE_conditional_trap. Use
6792 prepare_cmp_insn. Accept no predicate for operand 3.
6793 * optabs.h (OTI_cmp): Mark as used only for libcalls.
6794 (OTI_ctrap, ctrap_optab): New.
6795 (tst_optab): Delete.
6796 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
6797 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
6798 with lookup of ctrap_optab.
6799 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
6803 * combine.c (combine_simplify_rtx, simplify_set): Do not
6804 special case comparing against zero for cc0 machines.
6805 * simplify-rtx.c (simplify_binary_operation_1): Never remove
6806 COMPARE on cc0 machines.
6807 (simplify_relational_operation): Return a new expression when
6808 a COMPARE could be removed.
6809 * final.c (final_scan_insn): Compare cc_status values
6810 against LHS of a (compare FOO (const_int 0)) cc0 source.
6811 Also check if cc_status.value is the full compare.
6813 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
6814 (cstoreMM4): Document.
6815 (conditional_trap): Document ctrapMM4 instead.
6816 (sync_compare_and_swapMM): Refer to cbranchcc4.
6817 (Dependent Patterns): Eliminate obsolete information referring to
6818 the old jump optimization phase.
6819 (Canonicalization): Include cbranchcc4 case, omit canonicalization
6820 of compares with 0 on cc0 machines.
6821 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
6822 avoiding references to cc0. Remove text about storing operands
6824 * doc/tm.texi (Condition Codes): Include blurb on different
6825 condition code representations, separate into subsections for
6826 CC0, MODE_CC and conditional execution.
6828 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
6829 alpha_emit_setcc): Accept operands and a machine mode.
6830 * config/alpha/alpha.c (alpha_emit_conditional_branch):
6831 Get code/op0/op1 from operands, use machine mode argument
6832 instead of alpha_compare.fp_p. Emit the branch here.
6833 (alpha_emit_setcc): Likewise, and return boolean.
6834 (alpha_emit_conditional_move): Likewise. Assert that
6835 cmp_op_mode == cmp_mode, and simplify accordingly.
6836 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
6837 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
6838 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
6840 (stack probe test): Use cbranchdi4.
6841 * config/alpha/predicates.md (alpha_cbranch_operator): New.
6843 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
6844 * config/arc/arc.h (movsicc, movsfcc): Use it.
6845 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
6846 (cbranchsi4, cstoresi4): New.
6847 (cmpsi, bCC and sCC expanders): Remove.
6849 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
6850 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
6851 * config/arm/predicates.md (arm_comparison_operator): Only include
6852 floating-point operators if there is a hardware floating-point unit.
6853 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
6854 deferring to cbranch_cc and cstore_cc respectively.
6855 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
6856 cbranch_cc, cstore_cc): New.
6857 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
6859 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
6861 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
6862 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
6864 (adjust_insn_length): Adjust calls.
6865 (avr_reorg): Handle (compare (foo) (const_int 0)).
6866 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
6867 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
6868 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
6869 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
6871 (cbranchqi4, cbranchhi4, cbranchsi4): New.
6872 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
6874 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
6875 (cbranchsi4, cstorebi4, cstoresi4): New.
6876 (movbisi): This insn is duplicate, split it to zero_extend.
6877 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
6878 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
6879 (bfin_optimize_loop): Use cbranch expander.
6880 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
6881 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
6882 (bfin_bimode_comparison_operator): ... this.
6883 (bfin_direct_comparison_operator): New.
6885 * config/cris/cris.c (cris_normal_notice_update_cc): Look
6886 inside (compare FOO (const_int 0)).
6887 (cris_rtx_costs): Handle ZERO_EXTRACT.
6888 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
6889 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
6890 (*tstdi_v32): Delete.
6891 (*cmpdi_non_v32): Add M alternative for operand 1.
6892 (cmpsi, cmp<mode>): Make private.
6893 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
6895 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
6897 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
6898 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
6899 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
6900 (cc_reg_operand): New.
6902 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
6903 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
6904 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
6905 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
6906 crx_expand_scond): Delete.
6908 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
6910 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
6911 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
6913 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
6914 cstoresi4, cstoresf4, cstoredf4): New.
6915 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
6916 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
6917 Receive the entire operands array.
6918 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
6919 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
6920 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
6921 Get test/op0/op1 from the operands array.
6922 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
6924 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
6925 (h8300_expand_store): New.
6926 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
6928 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
6929 (h8300_expand_store): New.
6930 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
6931 or do not try to produce (set (cc0) REG).
6932 (peepholes): Wrap arguments with COMPARE. Add a peephole to
6933 change a compare into a move to a scratch register. Disable some
6934 peepholes when comparing with zero.
6935 (tstsi, tsthi, tstsi, cmpqi): Make private.
6938 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
6941 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
6942 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
6943 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
6944 (ix86_emit_i387_log1p): Use cbranchxf2.
6945 (ix86_expand_setcc): Return void.
6946 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
6947 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
6948 cmp<MODEF>, cmpcc): Remove.
6949 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
6950 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
6951 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
6952 (sCC and bCC expanders): Remove.
6953 (stack_protect_test): Use cbranchcc4.
6955 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
6957 (ia64_expand_compare): Accept three rtx by reference and return void.
6958 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
6959 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
6960 from *expr. Update *expr with the BImode comparison to do.
6961 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
6962 cmptf, bCC, sCC, conditional_trap): Delete.
6963 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
6964 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
6965 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
6966 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
6967 * config/ia64/predicates.md (ia64_cbranch_operator): New.
6969 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
6970 type of last argument.
6971 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
6972 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
6973 use machine mode argument instead of branch_type. Remove dead
6974 code for floating-point comparisons.
6975 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
6976 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
6978 (cbranchsi4, cstoresi4): New.
6979 * config/iq2000/predicates.md (reg_or_const_operand): New.
6981 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
6982 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
6983 (b<code>_op): Rewrite to...
6984 (bcc_op): ... this, using match_operator.
6985 (s<code>_op): Rewrite to...
6986 (scc_op): ... this, using match_operator.
6987 (s<code>_24_op): Rewrite to...
6988 (scc_op_24): ... this, using match_operator.
6989 (s<code>_<mode>): Rewrite to...
6990 (cstore<mode>4): ... this, using match_operator.
6991 (s<code>_<mode>_24): Rewrite to...
6992 (cstore<mode>4_24): ... this, using match_operator.
6993 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
6994 m32c_unpend_compare, m32c_expand_scc): Delete.
6995 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
6996 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
6997 (m32c_expand_movcc): Change NE to EQ if necessary.
6998 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
7000 * config/m32r/m32r-protos.h (gen_cond_store): New.
7001 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
7002 (gen_cond_store): New, from sCC patterns.
7003 (m32r_expand_block_move): Use cbranchsi4.
7004 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
7005 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
7006 (cbranchsi4, cstoresi4): New.
7008 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
7010 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
7011 (m68hc11_notice_update_cc): Look into a compare with 0.
7012 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
7014 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
7015 cmphi, cmpqi, bCC): Delete.
7016 (cbranchsi4, cbranchhi4, cbranchqi4): New.
7017 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
7018 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
7021 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
7022 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
7023 * config/m68k/constraints.md (H): New.
7024 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
7025 the define_insn below.
7026 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
7027 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
7028 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
7029 patterns): Wrap RHS with COMPARE.
7030 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
7031 (*cmpdi_internal): Name this pattern.
7032 (cmpdi): Change to define_insn.
7033 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
7034 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
7035 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
7037 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
7038 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
7039 (conditional_trap): Change to...
7040 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
7041 (*conditional_trap): Use the ordered_comparison_operator and
7042 const1_operand predicates.
7043 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
7044 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
7045 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
7046 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
7048 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
7049 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
7050 (mcore_gen_compare): New.
7051 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
7052 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
7053 (mcore_gen_compare): ... this.
7054 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
7055 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
7056 (stack probe pattern): Use cbranchsi4.
7058 * config/mips/predicates.md (mips_cstore_operator): New.
7059 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
7060 * config/mips/mips.md (any_cond): Delete.
7061 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
7063 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
7064 fixuns_truncsfdi2): Use cbranch patterns.
7065 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
7066 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
7067 Adjust call to mips_expand_conditional_branch.
7068 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
7070 * config/mips/mips-protos.h (mips_expand_conditional_branch,
7071 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
7072 * config/mips/mips.c (cmp_operands): Delete.
7073 (mips_emit_compare): Get comparison operands from *op0/*op1.
7074 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
7075 that it succeeds. Use op0/op1 instead of cmp_operands.
7076 (mips_expand_conditional_branch, mips_expand_conditional_move,
7077 mips_expand_conditional_trap): Likewise.
7078 (mips_block_move_loop): Use cbranch patterns.
7079 * config/mips/mips.h (cmp_operands): Delete.
7081 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
7082 (mmix_gen_compare_reg): Just return a register in the right CC mode.
7083 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
7084 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
7085 (*cmpcc_folded): Rename to...
7086 (*cmpdi_folded): this.
7087 (*cmpcc): Rename to...
7089 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
7092 (cbranchdf4): New. Handle invalid comparisons here.
7093 * config/mmix/predicates.md (float_comparison_operator): New.
7095 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
7096 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
7097 * config/mn10300/mn10300.md (tst): Delete.
7098 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
7099 Name these patterns and wrap RHS in a compare.
7100 (*cmpsi): Make this pattern private. Include tst.
7101 (*cmpsf): Make this pattern private.
7102 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
7103 (compare with zero peepholes): Likewise.
7105 (cbranchsi4, cbranchsf4): New.
7106 (casesi): Use cbranchsi4.
7108 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
7109 hppa_branch_type): Delete.
7110 (return_addr_rtx): Use cbranchsi4.
7111 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
7112 Emit CCFPmode comparison here.
7113 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
7114 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
7115 hppa_branch_type): Delete.
7116 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
7117 (movsicc, movdicc): Remove references to hppa_compare_op0,
7118 hppa_compare_op1 and compare_from_rtx.
7119 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
7120 (casesi): Use cbranchsi4.
7122 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
7123 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
7124 * config/pdp11/pdp11.md (register_or_const0_operand): New.
7125 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
7126 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
7128 (cbranchdf4, cbranchhi4, cbranchqi4): New.
7129 (*branch, *branch_inverted): New.
7131 * config/picochip/picochip.md (cbranchhi4): Use
7132 ordered_comparison_operator.
7133 (cmphi, bCC): Remove.
7135 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
7136 (trap_comparison_operator): Delete.
7137 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
7138 rs6000_emit_cbranch): Accept mode and operands.
7139 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
7140 rs6000_compare_fp_p): Delete.
7141 (rs6000_generate_compare): Accept mode and comparison. Extract code
7142 and op0/op1 from there. Replace references to rs6000_compare_op0
7143 and rs6000_compare_op1.
7144 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
7145 extract result from passed operands.
7146 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
7147 extract loc from passed operands.
7148 (rs6000_emit_cmove): Likewise.
7149 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
7150 rs6000_compare_fp_p): Delete.
7151 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
7152 (cbranch<GPR>4, cbranch<FP>4): New.
7153 (cstore<mode>4): New. Consolidate here all choices about when to use
7154 portable or specialized sCC sequences.
7155 (stack_protect_test): Use cbranchsi4.
7156 (conditional_trap): Replace with ctrap<GPR>4.
7157 (conditional trap insn): Replace trap_comparison_operator with
7158 ordered_comparison_operator.
7160 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
7161 (s390_emit_prologue): Use ctrap.
7162 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
7163 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
7164 New predicates replacing...
7165 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
7166 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
7167 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
7168 (add<mode>cc): Do not use s390_compare_op0/op1.
7169 (s<code>): Change to...
7170 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
7172 (cstorecc4): ... this. Handle EQ or NE equally.
7173 (*sne): Un-privatize for use in cstorecc4.
7174 (b<code>): Change to...
7175 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
7176 (conditional_trap): Replace with...
7177 (ctrap<GPR>4, ctrap<FP>4): ... these.
7178 (stack_protect): Use cbranchcc4.
7180 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
7181 * config/score/score-protos.h (score_gen_cmp): Delete.
7182 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
7183 (score_block_move-loop): Use cbranchsi4.
7184 * config/score/score.md (cbranchsi4): New.
7185 (cmpsi, bCC): Delete.
7186 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
7187 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7188 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
7189 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7190 * config/score/score3.h (score3_gen_cmp): Delete.
7191 * config/score/score7.h (score7_gen_cmp): Delete.
7193 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
7194 (sh_emit_scc_to_t): ... this. Return void.
7195 (from_compare): Rename to...
7196 (sh_emit_compare_and_branch): ... this.
7197 (sh_emit_compare_and_set): New.
7198 (sh_expand_t_scc): Accept operands.
7199 * config/sh/predicates.md (sh_float_comparison_operator): New.
7200 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
7201 (prepare_scc_operands): Rename to...
7202 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
7204 (sh_emit_cheap_store_flag): New.
7205 (sh_emit_set_t_insn): New.
7206 (from_compare): Rename to...
7207 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
7208 handling of TARGET_SH2E floating point to avoid recursive call.
7209 Generate branch here.
7210 (sh_emit_compare_and_set): New.
7211 (sh_expand_t_scc): Get op0/op1 from arguments.
7212 (sh_emit_cheap_store_flag): New.
7213 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
7215 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
7216 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
7217 (movsicc, movdicc): Do nothing when it recreated operands from
7218 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
7219 prepare_scc_operands (now sh_emit_scc_to_t).
7220 (udivdi3): Use cstoresi4.
7221 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
7222 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
7223 (cbranchint4_media, cbranchfp4_media): New.
7224 (casesi): Use cbranchdi4.
7225 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
7227 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
7228 (movnegt): Remove second operand.
7229 (cbranchsf4, cbranchdf4): New.
7230 (stack_protect): Use cbranchdi4/cbranchsi4.
7232 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
7233 (gen_compare_reg): Accept comparison, extract part of it to...
7234 (gen_compare_reg_1): ... this.
7235 (gen_compare_operator): Delete.
7236 (gen_v9_scc): Accept separate destination, comparison code and arms.
7237 Do not use sparc_compare_op0/sparc_compare_op1.
7238 (emit_scc_insn, emit_conditional_branch_insn): New.
7239 (emit_v9_brxx): Make static. Remove useless assertion.
7240 (sparc_emit_float_lib_cmp): Return RTL instead of calling
7242 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
7243 * config/sparc/sparc-protos.h (gen_compare_reg,
7244 sparc_emit_float_lib_cmp): Adjust prototype.
7245 (emit_scc_insn, emit_conditional_branch_insn): New.
7246 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
7247 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
7248 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
7249 iterators to the top.
7250 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
7251 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
7252 snedi_special_trunc): Delete.
7253 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
7254 and snedi_special_trunc.
7255 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
7256 cbranchdi4, cbranch<F:mode>4): New.
7257 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
7258 here. Use gen_compare_reg instead of gen_compare_operator.
7259 (conditional_trap): Replace with...
7260 (ctrapsi4, ctrapdi4): ... this.
7261 (stack_protect_test): Use cbranchcc4.
7263 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
7265 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
7266 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
7267 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
7268 from operands[0] or operands[3] depending on is_set.
7269 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
7270 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
7271 cmpdf, bCC), sCC: Remove.
7272 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
7273 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
7275 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
7276 spu_emit_branch_or_set.
7278 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
7280 * config/stormy16/stormy16.h (xstormy16_compare_op0,
7281 xstormy16_compare_op1): Delete.
7282 * config/stormy16/stormy16.c (xstormy16_compare_op0,
7283 xstormy16_compare_op1): Delete.
7284 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
7286 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
7287 (cmphi, cmpsi, bCC): Remove.
7289 * config/v850/v850.md (tstsi, cmpsi): Fold into...
7290 (*cmpsi): ... this one.
7291 (cbranchsi4, cstoresi4): New.
7292 (bCC expanders): Delete.
7293 (sCC insns): Fold into...
7294 (*setcc): ... this one.
7295 (casesi): Do not use gen_cmpsi and gen_bgtu.
7296 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
7297 (movsicc): Simplify.
7298 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
7300 * config/vax/vax-protos.h (cond_name): New.
7301 (vax_output_conditional_branch): Remove.
7302 * config/vax/vax.c (cond_name): New.
7303 (vax_output_conditional_branch): Remove.
7304 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
7305 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
7306 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
7307 (bit<VAXint>): Wrap source with (compare).
7308 (b<code> and following unnamed pattern): Rename to *branch and
7309 *branch_reversed. Change macroization to match_operator.
7310 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
7312 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
7313 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
7314 Change last argument to machine_mode.
7315 (xtensa_expand_scc): Add machine_mode argument.
7316 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
7317 (gen_conditional_move, xtensa_expand_conditional_branch,
7318 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
7319 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
7320 Adjust operand numbers.
7321 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
7323 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
7324 (cmpsi, cmpsf, b<code>, s<code>): Delete.
7325 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
7327 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7329 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7330 causes spurious differences between trunk and cond-optab branch.
7332 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
7335 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
7337 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
7339 * tree.c (iterative_hash_pointer): Delete.
7340 (iterative_hash_expr): Short-circuit handling of NULL pointer.
7341 Hash UIDs and versions of SSA names. Don't special-case built-in
7342 function declarations.
7344 2009-05-11 Ian Lance Taylor <iant@google.com>
7347 * graphite.c: Force -Wc++-compat to only be a warning before
7348 #including "cloog/cloog.h".
7350 2009-05-11 Martin Jambor <mjambor@suse.cz>
7352 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
7354 2009-05-11 Jan Hubicka <jh@suse.cz>
7356 * tree-ssa-loop-ivcanon.c: Include target.h
7357 (struct loop_size): new structure.
7358 (constant_after_peeling): New predicate.
7359 (tree_estimate_loop_size): New function.
7360 (estimated_unrolled_size): Rewrite for new estimates.
7361 (try_unroll_loop_completely): Use new estimates.
7362 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
7364 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7366 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
7367 libcpp interface change.
7368 (spu_macro_to_expand): Likewise.
7370 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
7372 PR tree-optimization/40026
7373 * gimplify.c (gimplify_init_constructor): Change initial conditional
7374 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
7375 optimize_compound_literals_in_ctor.
7377 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
7379 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
7381 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
7383 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
7385 * tree-vect-data-refs.c (vect_analyze_group_access): Use
7386 HOST_WIDE_INT for gap.
7388 2009-05-11 Ira Rosen <irar@il.ibm.com>
7390 PR tree-optimization/40074
7391 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
7392 account in group size and step comparison.
7394 2009-05-11 Richard Guenther <rguenther@suse.de>
7396 * passes.c (init_optimization_passes): Strip now incorrect comment.
7397 (execute_function_todo): Do not set PROP_alias.
7398 * tree-pass.h (PROP_alias): Remove.
7399 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
7400 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
7401 * tree-nrv.c (pass_return_slot): Likewise.
7402 * tree-object-size.c (pass_object_sizes): Likewise.
7403 * tree-ssa-dom.c (pass_dominator): Likewise.
7404 (pass_phi_only_cprop): Likewise.
7405 * tree-ssa-dse.c (pass_dse): Likewise.
7406 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
7407 (pass_cselim): Likewise.
7408 * tree-ssa-pre.c (pass_pre): Likewise.
7409 (pass_fre): Likewise.
7410 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
7411 * tree-ssa-sink.c (pass_sink_code): Likewise.
7412 * tree-stdarg.c (pass_stdarg): Likewise.
7413 * tree-tailcall.c (pass_tail_calls): Likewise.
7414 * tree-vrp.c (pass_vrp): Likewise.
7416 2009-05-10 Ian Lance Taylor <iant@google.com>
7418 * basic-block.h (enum profile_status): Break out of struct
7420 * cgraph.h (struct inline_summary): Break out of struct
7422 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
7423 of struct cgraph_order_sort.
7424 * combine.c (enum undo_kind): New enum, broken out of struct undo.
7425 * cse.c (struct branch_path): Break out of struct
7426 cse_basic_block_data.
7427 * except.h (enum eh_region_type): Break out of struct eh_region.
7428 * gcc.c (enum add_del): Break out of struct modify_target.
7429 * genrecog.c (enum decision_type): Break out of struct decision_test.
7430 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
7432 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
7433 * regmove.c (enum match_use): New enum, broken out of struct match.
7434 * sched-int.h (enum post_call_group): New enum, broken out of
7436 (struct deps_reg): Break out of struct deps.
7437 * target.h (struct asm_int_op): Break out of struct gcc_target.
7438 * tree-eh.c (struct goto_queue_node): Break out of struct
7440 * tree-inline.h (enum copy_body_cge_which): Break out of
7442 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
7444 * c-decl.c (in_struct, struct_types): New static variables.
7445 (pushtag): Add loc parameter. Change all callers.
7446 (lookup_tag): Add ploc parameter. Change all callers.
7447 (check_compound_literal_type): New function.
7448 (parser_xref_tag): Add loc parameter. Change all callers. If
7449 -Wc++-compat, warn about struct/union/enum types defined within a
7451 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
7452 and loc parameters. Change all callers. Change error calls to
7453 error_at, using loc. For a redefinition, if the location of the
7454 original definition is known, report it. Set in_struct and
7455 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
7456 (finish_struct): Add new parameters enclosing_in_struct and
7457 enclosing_struct_types. Change all callers. Set
7458 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
7459 in the struct. If in a struct, add this struct to struct_types.
7460 (start_enum): Add loc parameter. Change all callers. Use
7461 error_at for errors, using loc. For a redefinition, if the
7462 location of the original definition is known, report it. If in a
7463 struct, add this enum type to struct_types. If -Wc++-compat warn
7464 if in sizeof, typeof, or alignof.
7465 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
7466 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
7467 (c_parser_enum_specifier): Get enum location for start_enum.
7468 (c_parser_struct_or_union_specifier): Get struct location for
7469 start_struct. Save in_struct and struct_types status between
7470 start_struct and finish_struct.
7471 (c_parser_cast_expression): Get location of cast.
7472 (c_parser_alignof_expression): Get location of type.
7473 (c_parser_postfix_expression): Likewise.
7474 (c_parser_postfix_expression_after_paren_type): Add type_loc
7475 parameter. Change all callers. Call check_compound_literal_type.
7476 Use type_loc for error about variable size type.
7477 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
7478 of an enum constant from an enum type defined in a struct or union.
7479 (c_cast_expr): Add loc parameter. Change all callers. If
7480 -Wc++-compat, warn about defining a type in a cast.
7481 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
7482 (start_enum, start_struct, finish_struct): Update declarations.
7483 (parser_xref_tag, c_cast_expr): Update declarations.
7484 (check_compound_literal_type): Declare.
7486 2009-05-11 Ben Elliston <bje@au.ibm.com>
7488 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
7489 for recent libcpp interface change.
7490 (rs6000_macro_to_expand): Likewise.
7492 2009-05-10 Michael Matz <matz@suse.de>
7495 * config/arm/arm.c (require_pic_register): Emit on entry edge,
7496 not at entry of function.
7498 2009-05-10 Richard Guenther <rguenther@suse.de>
7500 PR tree-optimization/40081
7502 * tree-sra.c (instantiate_element): Instantiate scalar replacements
7503 using the main variant of the element type. Do not fiddle with
7504 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
7506 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
7507 structs with volatile fields.
7509 2009-05-10 Jan Hubicka <jh@suse.cz>
7511 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
7512 (estimate_move_cost): Assert that it does not get called for
7514 (estimate_num_insns): Skip VOID types in argument handling.
7515 (optimize_inline_calls): Delete unreachable blocks and verify that
7518 2009-05-10 Jan Hubicka <jh@suse.cz>
7520 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
7521 * cgraph.c (cgraph_mark_address_taken_node): New function.
7522 (dump_cgraph_node): Dump new flag.
7523 * cgraph.h (struct cgraph_node): Add address_taken.
7524 (cgraph_mark_address_taken_node): New function.
7525 * ipa.c (cgraph_postorder): Prioritize functions with address taken
7526 since new direct calls can be born.
7528 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7530 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
7533 2009-05-10 Jan Hubicka <jh@suse.cz>
7536 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
7538 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
7539 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
7540 * tree-inline.c (copy_bb): Set frequency correctly.
7541 (fold_marked_statements): Update call to
7542 cgraph_update_edges_for_call_stmt.
7544 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7546 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
7547 identifiers in diagnostics.
7548 * config/arm/arm.c (arm_handle_fndecl_attribute,
7549 arm_handle_isr_attribute): Likewise.
7550 * config/avr/avr.c (avr_handle_progmem_attribute,
7551 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
7552 * config/bfin/bfin.c (handle_int_attribute,
7553 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
7554 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
7555 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
7557 * config/darwin.c (darwin_handle_kext_attribute,
7558 darwin_handle_weak_import_attribute): Likewise.
7559 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
7560 h8300_handle_eightbit_data_attribute,
7561 h8300_handle_tiny_data_attribute): Likewise.
7562 * config/i386/i386.c (ix86_handle_cconv_attribute,
7563 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
7564 * config/i386/winnt.c (ix86_handle_shared_attribute,
7565 ix86_handle_selectany_attribute): Likewise.
7566 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
7567 * config/m32c/m32c.c (function_vector_handler): Likewise.
7568 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
7569 m68hc11_handle_fntype_attribute): Likewise.
7570 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
7571 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
7572 * config/mips/mips.c (mips_insert_attributes,
7573 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
7574 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
7575 rs6000_handle_struct_attribute): Likewise.
7576 * config/sh/sh.c (sh_insert_attributes,
7577 sh_handle_resbank_handler_attribute,
7578 sh_handle_interrupt_handler_attribute,
7579 sh2a_handle_function_vector_handler_attribute,
7580 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
7582 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
7583 * config/spu/spu.c (spu_handle_fndecl_attribute,
7584 spu_handle_vector_attribute): Likewise.
7585 * config/stormy16/stormy16.c
7586 (xstormy16_handle_interrupt_attribute): Likewise.
7587 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
7588 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
7590 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7592 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
7593 (pp_translate_identifiers): New.
7594 (pp_identifier): Only conditionally translate identifier to locale
7596 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
7597 (pp_base_tree_identifier): Only conditionally translate identifier
7598 to locale character set.
7599 * c-pretty-print.c (M_): Define.
7600 (pp_c_type_specifier, pp_c_primary_expression): Mark English
7601 fragments for conditional translation with M_.
7602 * tree-pretty-print.c (maybe_init_pretty_print): Disable
7603 identifier translation.
7605 2009-05-10 Richard Guenther <rguenther@suse.de>
7607 PR tree-optimization/40081
7608 * tree-sra.c (instantiate_element): Instantiate scalar replacements
7609 using the main variant of the element type. Do not fiddle with
7610 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
7612 2009-05-09 Jan Hubicka <jh@suse.cz>
7615 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
7616 indirect calls; verify cgraph afterwards.
7618 2009-05-09 Jan Hubicka <jh@suse.cz>
7621 * ipa.c (update_inlined_to_pointer): New function.
7622 (cgraph_remove_unreachable_nodes): Use it.
7624 2009-05-09 Jan Hubicka <jh@suse.cz>
7626 * tree-eh.c (struct leh_state): Remove prev_try.
7627 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
7629 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
7630 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
7631 remove_eh_handler_and_replace, foreach_reachable_handler,
7632 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
7633 * except.h (struct eh_region): Remove eh_region_u_cleanup.
7634 (gen_eh_region_cleanup): Update prototype.
7636 2009-05-09 Jan Hubicka <jh@suse.cz>
7639 * except.c (copy_eh_region): Always set prev_try.
7640 (redirect_eh_edge_to_label): Find outer try.
7641 (foreach_reachable_handler): When looking for prev try
7642 handle case where previous try is not going to be taken.
7644 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
7646 PR tree-optimization/40049
7647 * tree-vect-stmts.c (vectorizable_operation): If the machine has
7648 only vector/vector shifts, convert the type of the constant to the
7649 appropriate type to avoid building incorrect trees, which
7650 eventually have problems with garbage collection.
7652 2009-05-08 Joseph Myers <joseph@codesourcery.com>
7654 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
7655 -1 for complex floating-point types if honoring signed zeros.
7657 2009-05-08 Jan Hubicka <jh@suse.cz>
7659 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
7660 argument; handle correctly when profile is absent.
7661 (build_cgraph_edges): Update.
7662 (rebuild_cgraph_edges): Update.
7663 * cgraph.c: Do not include varray.h.
7664 (cgraph_set_call_stmt_including_clones): New function.
7665 (cgraph_create_edge_including_clones): Likewise
7666 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
7667 (cgraph_update_edges_for_call_stmt): Handle clones.
7668 (cgraph_remove_node): Handle clone tree.
7669 (cgraph_remove_node_and_inline_clones): New function.
7670 (dump_cgraph_node): Dump clone tree.
7671 (cgraph_clone_node): Handle clone tree.
7672 (clone_function_name): Bring here from tree-inline.c.
7673 (cgraph_create_virtual_clone): New function.
7674 * cgraph.h (ipa_replace_map): Move here from ipa.h.
7675 (cgraph_clone_info): New function.
7676 (strut cgraph_node): Add clone_info and new clone tree pointers.
7677 (cgraph_remove_node_and_inline_clones,
7678 cgraph_set_call_stmt_including_clones,
7679 cgraph_create_edge_including_clones,
7680 cgraph_create_virtual_clone): Declare.
7681 (cgraph_function_versioning): Use VEC argument.
7682 (compute_call_stmt_bb_frequency): Update prototype.
7683 (cgraph_materialize_all_clones): New function.
7684 * ipa-cp.c (ipcp_update_cloned_node): Remove.
7685 (ipcp_create_replace_map): Update to VECtors.
7686 (ipcp_update_callgraph): Use virtual clones.
7687 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
7688 (ipcp_update_profiling): Do not update local profiling.
7689 (ipcp_insert_stage): Use VECtors and virtual clones.
7690 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
7691 (clone_of_p): New function.
7692 (cgraph_preserve_function_body_p): Use clone tree.
7693 (cgraph_optimize): Materialize clones.
7694 (cgraph_function_versioning): Update for VECtors.
7695 (save_inline_function_body): Use clone tree.
7696 (cgraph_materialize_clone): New function.
7697 (cgraph_materialize_all_clones): Likewise.
7698 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
7699 * ipa.c: Include gimple.h.
7700 (cgraph_remove_unreachable_nodes): Use clone tree.
7701 * ipa-prop.c (ipa_note_param_call): Update call to
7702 compute_call_stmt_bb_frequencycall.
7703 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
7704 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
7705 (copy_bb): Handle updating of clone tree; add new edge when new call
7707 (expand_call_inline): Be strict about every call having edge.
7708 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
7709 (delete_unreachable_blocks_update_callgraph): New function.
7710 (tree_function_versioning): Use VECtors; always remove unreachable
7711 blocks and fold conditionals.
7712 * tree-inline.h: Do not include varray.h.
7713 (tree_function_versioning): Remove.
7714 * Makefile.in (GTFILES): Remove tree-inline.c
7715 * passes.c (do_per_function): Do only functions having body.
7716 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
7719 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
7720 Andrew Morrow <acm@google.com>
7723 * c-common.c (c_common_attribute_table): Permit deprecated
7724 attribute to take an optional argument.
7725 (handle_deprecated_attribute): If the optional argument to
7726 __attribute__((deprecated)) is not a string ignore the attribute
7729 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
7730 * c-typeck.c (build_component_ref): Likewise.
7731 (build_external_ref): Likewise.
7733 * toplev.c (warn_deprecated_use): Add an attribute argument.
7734 Emit the message associated with __attribute__((deprecated)).
7736 * toplev.h (warn_deprecated_use): Updated.
7738 * doc/extend.texi: Document new optional parameter to
7739 __attribute__((deprecated))
7741 2009-05-08 Michael Eager <eager@eagercon.com>
7743 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
7744 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
7746 2009-05-08 Richard Guenther <rguenther@suse.de>
7748 PR tree-optimization/40062
7749 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
7750 Avoid exponential behavior.
7752 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
7754 PR rtl-optimization/33928
7756 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
7757 process_uses, build_single_def_use_links): New.
7758 (update_df): Update use_def_ref.
7759 (forward_propagate_into): Use get_def_for_use instead of use-def
7761 (fwprop_init): Call build_single_def_use_links and let it initialize
7763 (fwprop_done): Free use_def_ref.
7764 (fwprop_addr): Eliminate duplicate call to df_set_flags.
7765 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
7766 df_rd_simulate_one_insn): New.
7767 (df_rd_bb_local_compute_process_def): Update head comment.
7768 (df_chain_create_bb): Use the new RD simulation functions.
7769 * df.h (df_rd_simulate_artificial_defs_at_top,
7770 df_rd_simulate_one_insn): New.
7771 * opts.c (decode_options): Enable fwprop at -O1.
7772 * doc/invoke.texi (-fforward-propagate): Document this.
7774 2009-05-08 Joseph Myers <joseph@codesourcery.com>
7777 * c-typeck.c (build_binary_op): Handle arithmetic between one real
7778 and one complex operand specially.
7779 * tree-complex.c (some_nonzerop): Do not identify a real value as
7780 zero if flag_signed_zeros.
7782 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
7784 PR rtl-optimization/33928
7785 * loop-invariant.c (record_use): Fix && vs. || mishap.
7787 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
7789 PR rtl-optimization/33928
7790 * loop-invariant.c (struct use): Add addr_use_p.
7791 (struct def): Add n_addr_uses.
7792 (struct invariant): Add cheap_address.
7793 (create_new_invariant): Set cheap_address.
7794 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
7795 (record_uses): Pass df_ref to record_use.
7796 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
7799 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
7801 * config/sh/sh.c: Do not include c-pragma.h.
7803 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
7805 * config/spu/spu.c: Remove include of c-common.h.
7807 2009-05-07 Janis Johnson <janis187@us.ibm.com>
7810 * c-common.h (mark_valid_location_for_stdc_pragma,
7811 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
7812 clear_float_const_decimal64, float_const_decimal64_p): New.
7813 * c.opt (Wunsuffixed-float-constants): New.
7814 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
7815 unsuffixed float constant, handle new warning.
7816 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
7817 * c-decl.c (c_scope): New flag float_const_decimal64.
7818 (set_float_const_decimal64, clear_float_const_decimal64,
7819 float_const_decimal64_p): New.
7820 (push_scope): Set new flag.
7821 * c-parser.c (c_parser_translation_unit): Mark when it's valid
7822 to use STDC pragmas.
7823 (c_parser_external_declaration): Ditto.
7824 (c_parser_compound_statement_nostart): Ditto.
7825 * c-pragma.c (valid_location_for_stdc_pragma,
7826 mark_valid_location_for_stdc_pragma,
7827 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
7828 handle_pragma_float_const_decimal64): New.
7829 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
7830 * cp/semantics.c (valid_location_for_stdc_pragma_p,
7831 set_float_const_decimal64, clear_float_const_decimal64,
7832 float_const_decimal64_p): New dummy functions.
7833 * doc/extend.texi (Decimal Float): Remove statement that the
7834 pragma, and suffix for double constants, are not supported.
7835 * doc/invoke.texi (Warning Options): List new option.
7836 (-Wunsuffixed-float-constants): New.
7838 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
7840 * config/i386/i386.c: Do not include c-common.h.
7842 2009-05-07 Mark Heffernan <meheff@google.com>
7844 * doc/invoke.texi (Debugging Options): Document change of debugging
7846 * opts.c (decode_options): Make dump_base_name relative to
7847 aux_base_name directory.
7849 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
7851 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
7852 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
7854 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
7856 * Makefile.in (install-plugin): Simplify a bit.
7858 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
7860 * Makefile.in (OBJS-common): Add regcprop.o.
7862 * timevar.def (TV_CPROP_REGISTERS): New.
7863 * regrename.c (regrename_optimize): Return 0.
7864 (rest_of_handle_regrename): Delete.
7865 (pass_rename_registers): Point to regrename_optimize.
7866 (struct value_data_entry, struct value_data,
7867 kill_value_one_regno, kill_value_regno, kill_value,
7868 set_value_regno, init_value_data, kill_clobbered_value,
7869 kill_set_value, kill_autoinc_value, copy_value,
7870 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
7871 replace_oldest_value_reg, replace_oldest_value_addr,
7872 replace_oldest_value_mem, copyprop_hardreg_forward_1,
7873 debug_value_data, validate_value_data): Move...
7874 * regcprop.c: ... here.
7875 (rest_of_handle_cprop): Delete.
7876 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
7878 2009-05-07 Jakub Jelinek <jakub@redhat.com>
7881 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
7882 GEN_INT for 1 << bitnum.
7883 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
7886 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
7888 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
7889 Remove wrong description of "nand" operation.
7891 2009-05-06 Richard Guenther <rguenther@suse.de>
7892 Adam Nemet <anemet@caviumnetworks.com>
7894 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
7895 comment. Add that if LHS is not a gimple register, then RHS1 has
7896 to be a single object (GIMPLE_SINGLE_RHS).
7898 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
7900 * expr.c (get_def_for_expr): Move it up in the file.
7901 (store_field): When expanding a bit-field store, look at the
7902 defining gimple stmt for the masking conversion.
7904 2009-05-06 Janis Johnson <janis187@us.ibm.com>
7907 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
7908 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
7909 32-bit memcpy into long.
7911 2009-05-06 Jakub Jelinek <jakub@redhat.com>
7913 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
7914 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
7916 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
7917 instead of appending DW_OP_deref*.
7919 2009-05-06 Michael Matz <matz@suse.de>
7922 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
7923 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
7925 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
7927 * Makefile.in (install-plugin): Fix srcdir handling.
7929 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
7931 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
7932 when processing for not_regs_needed bitmap.
7933 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
7934 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
7935 handling it for rhs.
7937 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
7939 * config/i386/i386.md (unnamed inc/dec peephole): Use
7940 optimize_insn_for_size_p instead of optimize_size.
7941 * config/i386/predicates.md (incdec_operand): Likewise.
7942 (aligned_operand): Likewise.
7943 * config/i386/sse.md (divv8sf3): Likewise.
7944 (sqrtv8sf2): Likewise.
7946 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
7948 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
7950 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
7952 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
7954 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
7955 ssemodesuffixf2c with avxmodesuffixf2c.
7957 2009-05-06 Joseph Myers <joseph@codesourcery.com>
7960 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
7962 2009-05-05 Jakub Jelinek <jakub@redhat.com>
7964 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
7965 (struct tree_base): Adjust spacing for 8 bit boundaries.
7966 (struct tree_decl_common): Add decl_by_reference_flag bit.
7967 (DECL_BY_REFERENCE): Adjust.
7968 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
7969 print DECL_BY_REFERENCE bit.
7970 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
7971 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
7972 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
7973 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
7977 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
7978 range of the type, but default label is missing, add it with one
7979 of the existing labels instead of adding a new label for it.
7981 2009-05-05 Joseph Myers <joseph@codesourcery.com>
7985 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
7987 * Makefile.in (enable_plugin, plugin_includedir): New.
7988 (install): Depend on install-plugin.
7989 (PLUGIN_HEADERS): New.
7990 (install-plugin): New.
7991 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
7993 2009-05-05 Richard Guenther <rguenther@suse.de>
7995 PR tree-optimization/40022
7996 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
7998 (phivn_valid_p): Fix tuplification error, simplify.
7999 (phiprop_insert_phi): Add dumps.
8000 (propagate_with_phi): Simplify.
8002 2009-05-05 Richard Guenther <rguenther@suse.de>
8005 * builtins.c (gimplify_va_arg_expr): Properly build the address.
8007 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
8009 * tree.h (strip_float_extensions): Remove duplicate declaration.
8010 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
8011 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
8012 block_ultimate_origin): Rearrange the declarations line to match the
8013 comment that indicates the .c file which the functions are defined.
8014 (dwarf2out_*, set_decl_rtl): Add comment.
8015 (get_base_address): Adjust comment.
8016 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
8017 declarations line and add comment.
8018 (is_builtin_name): Add blank after function name, for clarity.
8020 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8022 * attribs.c (decl_attributes): Use %qE for identifiers in
8024 * cgraphunit.c (verify_cgraph_node): Translate function names to
8025 locale character set in diagnostics.
8026 * coverage.c (get_coverage_counts): Use %qE for identifiers in
8028 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
8029 Document that functions are named in UTF-8.
8030 * expr.c (expand_expr_real_1): Translate function names to locale
8031 character set in diagnostics.
8032 * gimplify.c (omp_notice_variable, omp_is_private,
8033 gimplify_scan_omp_clauses): Use %qE for identifiers in
8035 * langhooks.c (lhd_print_error_function): Translate function names
8036 to locale character set.
8037 * langhooks.h (decl_printable_name): Document that return value is
8038 in internal character set.
8039 * stmt.c: Include pretty-print.h
8040 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
8042 (resolve_operand_name_1): Translate named operand name to locale
8044 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
8046 * toplev.c (announce_function): Translate function names to locale
8048 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
8049 (default_tree_printer): Use pp_identifier or translate identifiers
8050 to locale character set. Mark "<anonymous>" for translation.
8051 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
8052 for identifiers in diagnostics.
8053 * tree.c (handle_dll_attribute): Use %qE for identifiers in
8055 * varasm.c (output_constructor): Use %qE for identifiers in
8058 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
8060 * configure.ac: use ` ` instead of $()
8061 * configure: Regenerate.
8063 2009-05-05 Ben Elliston <bje@au.ibm.com>
8065 * config/pa/linux-atomic.c: Eliminate conditional include of
8066 errno.h on non-LP64 systems to simplify build requirements.
8068 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8070 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
8072 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
8073 and pass value to identifier_to_locale.
8074 (warn_variable_length_array): Make name a tree.
8075 (grokdeclarator): Separate diagnostic texts for named and unnamed
8076 declarators. Use %qE for named declarators.
8077 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
8079 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
8080 identifiers in diagnostics.
8081 * c-typeck.c (push_member_name, start_init): Pass identifiers to
8082 identifier_to_locale. Mark "anonymous" strings for translation.
8084 2009-05-04 Michael Eager <eager@eagercon.com>
8086 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
8087 address for DImode/DFmode only if double-precision FP regs.
8089 2009-05-04 Michael Eager <eager@eagercon.com>
8091 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
8092 TARGET_SINGLE_FLOAT check.
8094 2009-05-04 Michael Eager <eager@eagercon.com>
8096 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
8098 2009-05-04 Michael Eager <eager@eagercon.com>
8100 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
8101 * config/rs6000/t-xilinx: New
8103 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
8105 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
8106 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
8107 * gcc/explow.c (memory_address): Use target hook.
8108 * gcc/targhooks.c (default_legitimize_address): New.
8109 * gcc/targhooks.h (default_legitimize_address): New.
8110 * gcc/target.h (legitimize_address): New.
8111 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
8112 (TARGET_INITIALIZER): Include it.
8113 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
8115 * config/bfin/bfin-protos.h (legitimize_address): Remove.
8116 * config/bfin/bfin.c (legitimize_address): Remove.
8117 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
8118 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
8120 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
8121 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
8123 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
8124 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
8125 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
8126 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
8127 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
8128 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
8129 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
8130 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
8131 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
8132 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
8133 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
8134 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
8135 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
8136 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
8137 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
8138 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
8139 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
8140 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
8141 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
8142 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
8143 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
8144 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
8145 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
8147 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
8148 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
8149 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
8150 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
8151 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
8152 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
8153 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
8154 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
8155 (thumb_legitimize_address): Delete.
8156 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
8157 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
8158 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
8159 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
8160 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
8161 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
8163 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
8166 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
8167 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
8168 * config/m32r/m32r.c (m32r_legitimize_address): New.
8169 * config/m68k/m68k.c (m68k_legitimize_address): New.
8170 * config/score/score.c (score_legitimize_address): Standardize.
8171 * config/score/score3.c (score3_legitimize_address): Standardize.
8172 * config/score/score3.h (score3_legitimize_address): Adjust.
8173 * config/score/score7.c (score7_legitimize_address): Standardize.
8174 * config/score/score7.h (score7_legitimize_address): Adjust.
8175 * config/sh/sh.c (sh_legitimize_address): New.
8176 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
8178 * gcc/config/s390/s390.c (legitimize_address): Rename to...
8179 (s390_legitimize_address): ... this.
8180 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
8181 (sparc_legitimize_address): ... this.
8182 * gcc/config/i386/i386.c (legitimize_address): Rename to...
8183 (ix86_legitimize_address): ... this.
8184 * gcc/config/avr/avr.c (legitimize_address): Rename to...
8185 (avr_legitimize_address): ... this.
8186 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
8187 (mn10300_legitimize_address): ... this.
8188 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
8189 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
8190 (alpha_expand_mov): Adjust call.
8192 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
8193 * config/spu/spu.c (spu_legitimize_address): Likewise.
8194 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
8195 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
8197 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8199 * intl.c (locale_encoding, locale_utf8): New.
8200 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
8201 * intl.h (locale_encoding, locale_utf8): Declare.
8202 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
8203 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
8205 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
8207 (pp_tree_identifier): Define to call pp_base_tree_identifier.
8208 (pp_base_tree_identifier): Declare as function.
8209 (identifier_to_locale): Declare.
8210 * Makefile.in (pretty-print.o): Update dependencies.
8211 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
8213 2009-05-04 Richard Guenther <rguenther@suse.de>
8216 * builtins.c (fold_builtin_memory_op): Do not decay to element
8217 type if the size matches the whole array.
8219 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
8221 * expmed.c (synth_mult): When trying out a shift, pass the result
8224 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
8226 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
8227 (shiftsub1_cost): New.
8228 (init_expmed): Compute shiftsub1_cost.
8229 (synth_mult): Optimize multiplications by constants of the form
8230 -(2^^m-1) for some constant positive integer m.
8232 2009-05-03 Richard Guenther <rguenther@suse.de>
8235 * c-typeck.c (array_to_pointer_conversion): Do not built
8236 ADDR_EXPRs of arrays of pointer-to-element type.
8237 * c-gimplify.c (c_gimplify_expr): Revert change fixing
8238 up wrong ADDR_EXPRs after-the-fact.
8239 * c-common.c (strict_aliasing_warning): Strip pointer
8240 conversions for obtaining the original type.
8241 * builtins.c (fold_builtin_memset): Handle array types.
8242 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
8245 2009-05-03 Richard Guenther <rguenther@suse.de>
8248 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
8249 Do not lose casts from array types with unknown extent to array
8250 types with known extent.
8251 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
8252 alias set compatibility.
8254 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
8256 * flags.h (extra_warnings): Delete.
8257 * toplev.c (process_options): Handle Wuninitialized here.
8258 * opts.c (extra_warnings): Delete.
8259 (set_Wextra): Delete.
8260 (common_handle_option): -Wextra can be handled automatically.
8261 * c-opts.c (c_common_handle_option): Delete obsolete code.
8262 (c_common_post_options): Simplify comment.
8263 * common.opt (W): Add Var.
8265 (Wuninitialized): Initialize to -1.
8267 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
8268 Richard Guenther <rguenther@suse.de>
8270 * expr.c (get_def_for_expr): New function.
8271 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
8272 SSA rather than trees.
8273 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
8274 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
8276 2009-05-03 Joseph Myers <joseph@codesourcery.com>
8278 * c-common.c (reswords): Add _Imaginary.
8279 * c-common.c (enum rid): Add RID_IMAGINARY.
8281 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
8283 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
8284 Patch by Richard Guenther.
8286 2009-05-03 Anatoly Sokolov <aesok@post.ru>
8288 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
8289 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8290 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
8291 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
8292 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
8293 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
8294 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
8295 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
8296 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
8297 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
8298 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
8299 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
8300 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
8301 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
8302 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
8303 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
8304 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
8305 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
8307 2009-05-02 Richard Guenther <rguenther@suse.de>
8309 PR tree-optimization/39940
8310 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
8313 2009-05-02 Richard Guenther <rguenther@suse.de>
8316 * tree-ssa.c (execute_update_addresses_taken): Properly check
8317 if we can mark a variable DECL_GIMPLE_REG_P.
8318 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
8319 back to the end of the function.
8320 (is_gimple_reg_type): Remove complex type special casing.
8321 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
8324 2009-05-02 Ben Elliston <bje@au.ibm.com>
8326 * doc/collect2.texi (Collect2): Document search path behaviour
8327 when configured with --with-ld.
8329 2009-05-02 Jan Hubicka <jh@suse.cz>
8331 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
8332 parameter; update callers.
8333 (coalesce_cost_edge): EH edges are costier because they needs
8334 splitting even if not critical and even more costier when there are
8335 multiple EH predecestors.
8337 2009-05-02 Jan Hubicka <jh@suse.cz>
8339 * except.c (remove_eh_handler_and_replace): Handle updating after
8340 removing TRY blocks.
8342 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
8344 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
8346 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
8348 * varasm.c: Do not include c-pragma.h.
8349 * attribs.c: Do not incude c-common.h.
8351 2009-05-01 Michael Matz <matz@suse.de>
8353 * calls.c (initialize_argument_information): Handle SSA names like
8354 decls with a non MEM_P DECL_RTL.
8356 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
8358 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
8359 * ipa-utils.c: Likewise.
8360 * ipa-type-escape.c: Likewise.
8361 * cgraphunit.c Do not include c-common.h.
8362 * ipa-pure-const.c: Likewise.
8363 * tree-if-conv.c: Likewise.
8364 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
8365 * ipa-struct-reorg.c: Likewise.
8366 * tree-nomudflap.c: Likewise.
8367 * tree-ssa-structalias.c: Likewise.
8369 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
8371 * store-motion.c: Many cleanups to make this pass a first-class
8372 citizen instead of an appendix to gcse load motion. Add TODO list
8373 to make this pass faster/cleaner/better.
8375 (struct ls_expr): Post gcse.c-split cleanups.
8376 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
8377 "stores" field to "avail_stores".
8378 (pre_ldst_mems): Rename to store_motion_mems.
8379 (pre_ldst_table): Rename to store_motion_mems_table.
8380 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
8381 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
8382 (ldst_entry): Rename to st_expr_entry, update users.
8383 (free_ldst_entry): Rename to free_st_expr_entry, update users.
8384 (free_ldst_mems): Rename to free_store_motion_mems, update users.
8385 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
8387 (first_ls_expr): Rename to first_st_expr, update users.
8388 (next_ls_expr): Rename to next_st_expr, update users.
8389 (print_ldst_list): Rename to print_store_motion_mems. Print names of
8390 fields properly for store motion instead of names inherited from load
8392 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
8393 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
8396 (ae_kill): Rename to st_kill, update users.
8397 (ae_gen): Rename to st_avloc, update users.
8398 (transp): Rename to st_transp, update users.
8399 (pre_insert_map): Rename to st_insert_map, update users.
8400 (pre_delete_map): Rename to st_delete_map, update users.
8401 (insert_store, build_store_vectors, free_store_memory,
8402 one_store_motion_pass): Update for abovementioned changes.
8404 (gcse_subst_count, gcse_create_count): Remove.
8405 (one_store_motion_pass): New statistics counters "n_stores_deleted"
8406 and "n_stores_created", local variables.
8408 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
8411 (regvec, compute_store_table_current_insn): Remove.
8412 (reg_set_info, reg_clear_last_set): Remove.
8413 (compute_store_table): Use DF caches instead of local dataflow
8416 2009-05-01 Joseph Myers <joseph@codesourcery.com>
8418 * c-objc-common.c (c_tree_printer): Print identifiers with
8419 pp_identifier, not pp_string. Mark "({anonymous})" for
8421 * c-pretty-print.c (pp_c_ws_string): New.
8422 (pp_c_cv_qualifier, pp_c_type_specifier,
8423 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
8424 pp_c_storage_class_specifier, pp_c_function_specifier,
8425 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
8426 pp_c_primary_expression, pp_c_postfix_expression,
8427 pp_c_unary_expression, pp_c_shift_expression,
8428 pp_c_relational_expression, pp_c_equality_expression,
8429 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
8430 use pp_string and pp_c_ws_string in place of pp_identifier and
8431 pp_c_identifier for non-identifiers. Mark English strings for
8433 * c-pretty-print.h (pp_c_ws_string): Declare.
8435 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
8436 Roland McGrath <roland@redhat.com>
8438 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
8439 (ENABLE_LD_BUILDID): New configuration option.
8440 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
8441 (LINK_BUILDID_SPEC): New macro.
8442 (init_spec): If defined, prepend it between LINK_EH_SPEC and
8444 * doc/install.texi: Document --enable-linker-build-id option.
8445 * configure: Rebuild.
8446 * config.in: Rebuild.
8448 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
8450 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
8451 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
8452 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
8453 MIPS_GP_SAVE_AREA_SIZE.
8454 * config/mips/mips.c (struct mips_frame_info): Update comment
8455 before arg_pointer_offset and hard_frame_pointer_offset.
8456 (mips_compute_frame_info): Update diagram before function: to
8457 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
8458 indicate the position of frame_pointer_rtx with -fstack-protector and
8459 to show args_size. Don't allocate cprestore area for leaf functions
8460 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
8462 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
8464 2009-04-30 Michael Matz <matz@suse.de>
8466 PR tree-optimization/39955
8467 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
8469 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
8471 * ira.c (setup_cover_and_important_classes): Use safe macro
8472 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
8474 * genpreds.c (write_tm_preds_h): Output suitable definition of
8475 REG_CLASS_FOR_CONSTRAINT.
8477 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
8479 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
8481 * bitmap.c (bitmap_descriptor): Likewise.
8482 * ggc-common.c (loc_descriptor): Likewise.
8483 * varray.c (varray_descriptor): Likewise.
8484 * vec.c (vec_descriptor): Likewise.
8486 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
8488 * Makefile.in (dce.o): Add $(EXCEPT_H).
8489 * dce.c: Include except.h and delete redundant vector definitions.
8490 (deletable_insn_p): Return false for non-call insns that can throw
8493 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
8495 * gcse.c (ae_gen): Remove.
8496 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
8497 and make non-static function to make it available in store-motion.c.
8498 Update call sites with search-and-replace.
8499 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
8500 extract_mentioned_regs, extract_mentioned_regs_helper,
8501 find_moveable_store, compute_store_table, load_kills_store, find_loads,
8502 store_killed_in_insn, store_killed_after, store_killed_before,
8503 build_store_vectors, insert_insn_start_basic_block, insert-store,
8504 remove_reachable_equiv_notes, replace_store_insn, delete_store,
8505 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
8506 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
8507 * store-motion.c: ...new file. Also copy data structures from gcse.c
8508 and clean up to remove parts not used by store motion.
8509 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
8510 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
8512 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8515 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
8516 when optimizing for size.
8518 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
8520 * gcse.c (gcse_constant_p): Fix typo in last change.
8522 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
8524 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
8526 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
8528 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
8530 2009-04-29 James E. Wilson <wilson@codesourcery.com>
8532 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
8533 CONST_HIGH_PART result.
8535 2009-04-29 Anatoly Sokolov <aesok@post.ru>
8537 * config/avr/avr.c (initial_elimination_offset): Rename to
8538 avr_initial_elimination_offset.
8539 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
8540 change return type to bool.
8541 (avr_can_eliminate): New function.
8542 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
8543 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
8544 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
8545 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
8546 avr_initial_elimination_offset.
8547 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
8548 (avr_initial_elimination_offset): Define.
8550 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
8551 Steven Bosscher <steven@gcc.gnu.org>
8553 PR rtl-optimization/39938
8554 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
8555 * cfgrtl.c: Include insn-attr.h.
8556 (rest_of_pass_free_cfg): New function.
8557 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
8558 * resource.c (init_resource_info): Remove call to df_analyze.
8560 2009-04-29 Richard Guenther <rguenther@suse.de>
8563 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
8564 allow conversion to signed integers.
8566 2009-04-29 Richard Guenther <rguenther@suse.de>
8568 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
8569 shifts of floating point vectors if the shift amount is
8570 a constant multiple of the element size.
8572 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
8573 Michael Matz <matz@suse.de>
8577 * tree-outof-ssa.c (emit_partition_copy): New function.
8578 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
8579 insert_part_to_rtx_on_edge): Perform the partition base var
8580 copy using emit_partition_copy.
8581 (insert_value_copy_on_edge): Convert constants to the right mode.
8582 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
8583 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
8585 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8587 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
8588 scan backwards to try to find a constant to initialize it.
8590 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
8591 insn before the loop_end instruction, don't look past labels.
8593 2009-04-29 Richard Guenther <rguenther@suse.de>
8596 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
8597 loose type conversions.
8598 (forward_propagate_addr_expr): Fix tuplification bug. Remove
8599 stmts only if there are no uses of its definition.
8601 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8603 * config/bfin/bfin.h (splitting_loops): Declare.
8604 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
8605 Reorder bit definitions to be ascending.
8606 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
8607 * config/bfin/bfin.c (splitting_loops): New variable.
8608 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
8609 (struct loop_info): Remove members INIT and LOOP_INIT.
8610 (bfin_optimize_loop): Don't set them. Reorder the code that generates
8611 the LSETUP sequence. Allow LC to be loaded from any register, but
8612 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
8613 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
8615 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
8616 of reload_completed.
8619 * config/bfin/bfin.md (movsi_insn): Refine constraints.
8621 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
8623 * Makefile.in (PLUGIN_VERSION_H): New.
8624 (OBJS-common): Remove plugin-version.o.
8625 (plugin.o): Depend on (PLUGIN_VERSION_H).
8626 (plugin-version.o): Remove.
8627 * configure: Regenerate
8628 * configure.ac: Create plugin-version.h.
8629 * gcc-plugin.h (plugin_gcc_version): Remove.
8630 (plugin_default_version_check): Change signature.
8631 * plugin-version.c: Remove.
8632 * plugin.c: Include plugin-version.h.
8633 (str_plugin_gcc_version_name): Remove.
8634 (try_init_one_plugin): Pass gcc version to plugin_init.
8635 (plugin_default_version_check): Both gcc and plugin versions are now
8638 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8640 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
8641 problematic last insns. Test for TYPE_CALL rather than CALL_P.
8642 Remove special case testing for last insn of inner loops. Don't fail
8643 if the loop ends with a jump, emit an extra nop instead.
8645 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
8646 DREGS rather than comparing directly. Remove code that tries to
8647 account for latencies.
8649 2009-04-29 Richard Guenther <rguenther@suse.de>
8651 PR tree-optimization/39941
8652 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
8653 eliminating an indirect call.
8655 2009-04-29 Richard Guenther <rguenther@suse.de>
8657 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
8658 parameter. Allow invariants as base if !require_lvalue.
8659 (verify_gimple_assign_single): Adjust.
8661 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8663 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
8664 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
8665 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
8666 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
8667 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
8669 * config/bfin/bfin.c (bfin_expand_builtin,
8670 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
8672 2009-04-28 Richard Guenther <rguenther@suse.de>
8674 * tree-vect-loop.c (get_initial_def_for_induction): Use
8675 correct types for pointer increment.
8677 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8679 * toplev.c (print_version): Update GMP version string calculation.
8681 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
8683 PR rtl-optimization/39938
8684 * resource.c (init_resource_info): Add call to df_analyze.
8686 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8688 * config/alpha/alpha.md (usegp): Cast the result of
8689 alpha_find_lo_sum_using_gp to enum attr_usegp.
8690 * config/alpha/alpha.c (override_options): Remove end-of-structure
8691 marker element from cpu_table. Use array size of cpu_table to handle
8692 -mcpu and -mtune options.
8693 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
8695 2009-04-28 Joseph Myers <joseph@codesourcery.com>
8697 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
8698 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
8699 tune_32 and tune_64.
8700 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
8702 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
8703 * config/rs6000/option-defaults.h: ... here. New file.
8704 (OPT_64, OPT_32): Define.
8705 (MASK_64BIT): Define to 0 if not already defined.
8706 (OPT_ARCH64, OPT_ARCH32): Define.
8707 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
8710 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8712 * config/arm/arm.c (arm_override_options): Emit error on using
8715 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8717 PR rtl-optimization/39914
8718 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
8719 registers for allocnos created from user-defined variables only
8720 when not optimizing.
8722 2009-04-28 Richard Guenther <rguenther@suse.de>
8725 * fold-const.c (fold_binary): Use distribute_real_division only
8728 2009-04-28 Steve Ellcey <sje@cup.hp.com>
8730 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
8731 add hpux-stdint.h to tm_file.
8732 (hppa[12]*-*-hpux11*): Ditto.
8733 (ia64*-*-hpux*): Ditto.
8734 * config/hpux-stdint.h: New.
8735 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
8736 __STDC_EXT__ for all compiles.
8737 * config/pa/pa-hpux.h: Ditto.
8738 * config/pa/pa-hpux10.h: Ditto.
8739 * config/pa/pa-hpux11.h: Ditto.
8741 2009-04-28 Catherine Moore <clm@codesourcery.com>
8743 * debug.h (set_name): Add comment.
8745 2009-04-28 Andrew Pinski <pinskia@gmail.com>
8748 * config/darwin.c (machopic_gen_offset): Check
8749 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
8750 * config/arm/arm.c (require_pic_register): Likewise.
8752 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
8754 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
8755 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
8756 m32c_promote_prototypes): Delete.
8758 2009-04-28 Michael Matz <matz@suse.de>
8761 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
8764 2009-04-28 Richard Guenther <rguenther@suse.de>
8766 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
8768 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8770 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
8771 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
8772 * config/arm/arm-tune.md: Regenerate.
8774 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
8776 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
8777 block if there are complex incoming edges.
8778 (sel_merge_blocks): Remove useless assert.
8779 (sel_redirect_edge_and_branch): Check that edge was redirected.
8780 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
8781 (sel_find_rgns): Delete declaration.
8782 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
8783 the region when it is not a preheader.
8785 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8788 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
8790 2009-04-28 Richard Guenther <rguenther@suse.de>
8792 * tree.h (SSA_NAME_VALUE): Remove.
8793 (struct tree_ssa_name): Remove value_handle member.
8794 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
8795 array for jump threading.
8796 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
8798 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
8799 * tree-flow.h (threadedge_initialize_values): Declare.
8800 (threadedge_finalize_values): Likewise.
8801 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
8802 (SSA_NAME_VALUE): Define.
8803 (threadedge_initialize_values): New function.
8804 (threadedge_finalize_values): Likewise.
8805 * tree-ssa-dom.c (ssa_name_values): New global variable.
8806 (SSA_NAME_VALUE): Define.
8807 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
8809 2009-04-28 Ira Rosen <irar@il.ibm.com>
8811 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
8812 Use REPORT_VECTORIZED_LOCATIONS instead
8813 REPORT_VECTORIZED_LOOPS.
8814 * tree-vectorizer.c (vect_verbosity_level): Make static.
8815 (vect_loop_location): Rename to vect_location.
8816 (vect_set_verbosity_level): Update comment.
8817 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
8819 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
8820 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
8821 instead REPORT_UNVECTORIZED_LOOPS.
8822 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
8823 and vect_loop_def to vect_external_def and vect_internal_def.
8824 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
8825 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
8826 REPORT_UNVECTORIZED_LOCATIONS.
8827 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
8828 and vect_used_in_loop and to vect_unused_in_scope and
8830 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
8831 (vect_verbosity_level): Remove declaration.
8832 (vect_analyze_operations): Likewise.
8833 (vect_analyze_stmt): Declare.
8834 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
8835 REPORT_UNVECTORIZED_LOCATIONS.
8836 (vect_get_loop_niters): Fix indentation.
8837 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
8838 (vect_analyze_loop_operations): New function.
8839 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
8840 vect_analyze_operations.
8841 (vect_is_simple_reduction): Use new names.
8842 (vectorizable_live_operation, vect_transform_loop): Likewise.
8843 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
8844 to specify whether the data references can be a part of interleaving
8846 (vect_analyze_data_ref_dependence): Use new names.
8847 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
8848 (vect_create_addr_base_for_vector_ref): Remove redundant code.
8849 * tree-vect-patterns.c (widened_name_p): Use new names.
8850 (vect_recog_dot_prod_pattern): Likewise.
8851 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
8852 (process_use, vect_mark_stmts_to_be_vectorized,
8853 vect_model_simple_cost, vect_model_store_cost,
8854 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
8855 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
8856 vectorizable_operation, vectorizable_type_demotion,
8857 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
8858 vectorizable_condition): Likewise.
8859 (vect_analyze_operations): Split into vect_analyze_loop_operations
8861 (vect_analyze_stmt): ... new function.
8862 (new_stmt_vec_info): Use new names.
8863 (vect_is_simple_use): Use new names and fix comment.
8864 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
8865 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
8867 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8870 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
8871 and integer modes for x87 operands. Do not ICE for unsupported size,
8872 generate error instead. Generate error for unsupported operand types.
8873 ['z']: Do not handle HImode memory operands specially. Warning
8874 for floating-point operands. Fallthru to 'Z' for unsupported operand
8875 types. Do not ICE for unsupported size, generate error instead.
8876 (output_387_binary_op): Use %Z to output operands.
8877 (output_fp_compare): Ditto.
8878 (output_387_reg_move): Ditto.
8880 2009-04-28 Ben Elliston <bje@au.ibm.com>
8885 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8887 * builtins.c (c_strlen): Do not warn here.
8888 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
8889 * c-common.c (pointer_int_sum): Take an explicit location.
8890 Warn about offsets out of bounds.
8891 * c-common.h (pointer_int_sum): Adjust declaration.
8893 2009-04-27 Ian Lance Taylor <iant@google.com>
8895 * collect2.c (is_ctor_dtor): Change type of ret field in struct
8897 * dce.c (run_fast_df_dce): Change type of old_flags to int.
8898 * df-core.c (df_set_flags): Change return type to int. Change
8899 type of old_flags to int.
8900 (df_clear_flags): Likewise.
8901 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
8902 (df_get_conditional_uses): Likewise.
8903 * df.h (df_set_flags, df_clear_flags): Update declarations.
8904 * dwarf2out.c (struct indirect_string_node): Change type of form
8905 field to enum dwarf_form.
8906 (AT_string_form): Change return type to enum dwarf_form.
8907 * fixed-value.c (fixed_compare): Add cast to enum type.
8908 * fwprop.c (update_df): Change 0 to VOIDmode.
8909 * gensupport.c: Change 0 to UNKNOWN.
8910 * gimple.h (gimple_cond_code): Add cast to enum type.
8911 * haifa-sched.c (reemit_notes): Add cast to enum type.
8912 * hooks.c (hook_int_void_no_regs): Remove function.
8913 * hooks.h (hook_int_void_no_regs): Remove declaration.
8914 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
8915 * predict.c (combine_predictions_for_insn): Add casts to enum type.
8916 * real.c (real_arithmetic): Add cast to enum type.
8917 (real_compare): Likewise.
8918 * target.h (struct gcc_target): Change return type of
8919 branch_target_register_class to enum reg_class.
8920 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
8921 default_branch_target_register_class.
8922 * targhooks.c (default_branch_target_register_class): New function.
8923 * targhooks.h (default_branch_target_register_class): Declare.
8924 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
8925 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
8927 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
8929 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
8930 vect_uninitialized_def. Change 0 to ERROR_MARK.
8931 * tree-vect-stmts.c (supportable_widening_operation): Don't
8932 initialize icode1 and icode2.
8933 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
8934 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
8936 (cmn_err_flag_specs): Change 0 to STD_C89.
8937 (cmn_err_char_table): Likewise.
8938 * config/arm/arm.c (get_arm_condition_code): Change type of code
8939 to enum arm_cond_code.
8940 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
8941 (IWMMXT_BUILTIN2): Likewise.
8942 (neon_builtin_type_bits): Don't define typedef.
8943 (neon_builtin_datum): Change type of bits field to int.
8944 (arm_expand_neon_args): Add cast to enum type.
8945 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
8947 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
8949 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
8951 * config/mips/mips.md (jal_macro): Return enum constant.
8952 (single_insn): Likewise.
8953 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
8955 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8957 * config/s390/s390.c (s390_tune_flags): Change type to int.
8958 (s390_arch_flags): Likewise.
8959 (s390_handle_arch_option): Change flags field of struct pta to int.
8960 * config/s390/s390.h (s390_tune_flags): Update declaration.
8961 (s390_arch_flags): Likewise.
8962 * config/sh/sh.c (prepare_move_operands): Compare
8963 tls_symbolic_operand result with enum constant.
8964 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
8965 (sh_expand_prologue): Add cast to enum type.
8966 (sh_expand_epilogue): Likewise.
8967 (tls_symbolic_operand): Change return type to enum tls_model.
8968 (fpscr_set_from_mem): Add cast to enum type.
8969 (legitimize_pic_address): Compare tls_symbolic_operand result with
8971 (sh_target_reg_class): Change return type to enum reg_class.
8972 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
8974 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
8975 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
8976 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
8977 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
8978 (delayed_branch, tls_call_delay): Likewise.
8979 (eligible_for_sibcall_delay): Likewise.
8980 (eligible_for_return_delay): Likewise.
8981 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
8982 (spu_expand_builtin_1): Likewise.
8984 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
8985 for all types of conversions.
8986 (output_init_element): Issue -Wc++-compat warning if needed when
8987 initializing a bitfield with enum type.
8988 * c-parser.c (c_parser_expression): Set original_type to
8989 original_type of right hand operand of comman operator.
8991 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8993 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
8995 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
8996 * doc/cpp.texi (Standard Predefined Macros)
8997 (Implementation-defined behavior): Likewise.
8998 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
8999 * doc/gimple.texi (GIMPLE Exception Handling)
9000 (@code{GIMPLE_ASSIGN}): Likewise.
9001 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
9002 * doc/invoke.texi (Warning Options, Optimize Options)
9003 (AVR Options, Darwin Options): Likewise.
9004 (Optimize Options): Reformulate -fwhole-program description.
9005 * doc/loop.texi (Lambda): Likewise.
9006 * doc/md.texi (Output Template, Define Constraints)
9007 (Standard Names, Insn Splitting): Likewise.
9008 * doc/options.texi (Option properties): Likewise.
9009 * doc/passes.texi (Tree-SSA passes): Likewise.
9010 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
9011 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
9012 (File Names and DBX): Likewise.
9013 * doc/trouble.texi (Incompatibilities): Likewise.
9015 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9017 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
9018 instruction is correct.
9020 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9022 Allow non-constant arguments to conversion intrinsics.
9023 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
9024 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
9025 * spu.c (print_operand): Handle 'v' and 'w'.
9026 (exp2_immediate_p, spu_gen_exp2): Define.
9027 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
9028 spu_convtf_1): Update parameter descriptions.
9029 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
9030 * constraints.md ('v', 'w'): New.
9031 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
9033 (i2f, I2F): New define_mode_attr.
9034 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
9035 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
9036 fixuns_truncv4sfv4si2): Update to use mode attribute.
9037 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
9038 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
9039 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
9040 patterns for combine.
9042 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
9044 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
9045 (cprop, hoist, pre, store_motion): New debug counters.
9046 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
9047 is not an RTL pass anymore.
9048 (pass_profiling): Remove extern decl for pass removed in 2005.
9049 (pass_gcse, pass_jump_bypass): Remove.
9050 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
9051 to 0 for clean state.
9052 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
9053 * cse.c (gate_handle_cse_after_global_opts,
9054 rest_of_handle_cse_after_global_opts): New functions.
9055 (pass_cse_after_global_opts): New pass, does local CSE.
9056 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
9057 (TV_CPROP): New timevar.
9058 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
9059 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
9060 (gcse_main, recompute_all_luids): Remove.
9061 (compute_hash_table_work): Call max_reg_num instead of reading
9063 (cprop_jump): Don't set run_jump_opt_after_gcse.
9064 (constprop_register): Always allow to alter jumps.
9065 (cprop_insn): Likewise.
9066 (do_local_cprop): Likewise.
9067 (local_cprop_pass): Likewise. Return non-zero if something changed.
9068 (cprop): Remove function, fold interesting bits into one_cprop_pass.
9069 (find_implicit_sets): Add note about missed optimization opportunity.
9070 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
9071 pass_rtl_cprop execute function.
9072 Don't bother tracking the pass number, each pass gets its own dumpfile
9074 Always allow to alter jumpsand bypass jumps.
9075 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
9076 will just find no suitable set.
9077 (pre_edge_insert): Fix dumping, this function is for PRE only.
9078 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
9079 pass_rtl_pre execute function.
9080 (hoist_code): Return non-zero if something changed. Keep track of
9081 substitutions and insertions for statistics gathering similar to PRE.
9082 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
9083 called from the pass_rtl_hoist execute function. Show pass statistics.
9084 (compute_store_table): Use max_reg_num directly instead of using the
9085 formerly global max_gcse_regno.
9086 (build_store_vectors): Likewise.
9087 (replace_store_insn): Fix dumping.
9088 (store_motion): Rename to ...
9089 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
9090 pass, called from the pass_rtl_store_motion execute function. Keep
9091 track of substitutions and insertions for statistics gathering similar
9093 (bypass_jumps): Remove, fold interesting bits into ...
9094 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
9095 from the pass_rtl_cprop execute function.
9096 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
9097 pass_jump_bypass): Remove.
9098 (gate_handle_gcse, rest_of_handle_gcse): Remove.
9099 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
9100 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
9101 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
9102 (gate_rtl_store_motion, execute_rtl_store_motion,
9103 pass_rtl_store_motion): New.
9104 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
9105 make it clear that -fcse-skip-blocks is a no-op for backward compat.
9106 * passes.c (init_optimization_passes): Remove pass_gcse and
9107 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
9108 and cse_after_global_opts in place of pass_gcse. Schedule cprop
9109 instead of pass_jump_bypass.
9111 2009-04-27 Richard Guenther <rguenther@suse.de>
9114 * gimplify.c (gimplify_expr): If we are required to create
9115 a temporary make sure it ends up as register.
9117 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
9120 * config/i386/i386.c (construct_container): Don't call
9121 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
9122 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
9124 2009-04-27 Michael Matz <matz@suse.de>
9126 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
9127 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
9128 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
9129 (dump_replaceable_exprs): Take a bitmap.
9130 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
9132 (expand_gimple_basic_block): Likewise.
9133 * tree-ssa-ter.c (struct temp_expr_table_d): Make
9134 replaceable_expressions member a bitmap.
9135 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
9136 (mark_replaceable): Likewise.
9137 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
9138 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
9140 2009-04-27 Richard Guenther <rguenther@suse.de>
9142 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
9143 (verify_stmts): Dispatch to gimple/type verification code.
9144 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
9145 issue with call argument types.
9147 2009-04-27 Michael Matz <matz@suse.de>
9149 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
9150 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
9153 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
9154 Eric Botcazou <ebotcazou@adacore.com>
9156 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
9157 a label's basic block.
9158 (mark_target_live_regs): Tidy and rework obsolete comments.
9159 Change back DF problem to LIVE. If a label starts a basic block,
9160 assume that all registers that used to be live then still are.
9161 (init_resource_info): If a label starts a basic block, set its
9162 BLOCK_FOR_INSN accordingly.
9163 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
9165 2009-04-27 Richard Guenther <rguenther@suse.de>
9167 * tree-flow-inline.h (function_ann): Remove.
9168 (get_function_ann): Likewise.
9169 * tree-dfa.c (create_function_ann): Remove.
9170 * tree-flow.h (struct static_var_ann_d): Remove.
9171 (struct function_ann_d): Likewise.
9172 (union tree_ann_d): Remove fdecl member.
9173 (function_ann_t): Remove.
9174 (function_ann, get_function_ann, create_function_ann): Remove
9177 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
9179 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
9181 2009-04-27 Jan Hubicka <jh@suse.cz>
9183 * ipa-pure-const.c (struct funct_state_d): New fields
9184 state_previously_known, looping_previously_known; remove
9185 state_set_in_source.
9186 (analyze_function): Use new fields.
9187 (propagate): Avoid assumption that state_set_in_source imply
9190 * tree-ssa-loop-niter.c (finite_loop_p): New function.
9191 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
9192 * cfgloop.h (finite_loop_p): Declare.
9194 2009-04-26 Michael Matz <matz@suse.de>
9196 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
9198 2009-04-26 Michael Matz <matz@suse.de>
9200 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
9201 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
9202 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
9203 pass_mark_used_blocks): Remove.
9204 * tree-optimize.c (pass_free_datastructures,
9205 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
9206 * passes.c (init_optimization_passes): Don't call
9207 pass_mark_used_blocks, remove dead code.
9209 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
9211 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
9212 * tree-ssa-live.h (register_ssa_partition): Likewise.
9214 2009-04-26 Michael Matz <matz@suse.de>
9217 * builtins.c (fold_builtin_next_arg): Handle SSA names.
9218 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
9219 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
9221 (compare_pairs): Swap cost comparison.
9222 (coalesce_ssa_name): Don't use change_partition_var.
9223 * tree-nrv.c (struct nrv_data): Add modified member.
9224 (finalize_nrv_r): Set it.
9225 (tree_nrv): Use it to update statements.
9226 (pass_nrv): Require PROP_ssa.
9227 * tree-mudflap.c (mf_decl_cache_locals,
9228 mf_build_check_statement_for): Use make_rename_temp.
9229 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
9230 * alias.c (find_base_decl): Handle SSA names.
9231 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
9232 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
9233 * rtl.h (set_reg_attrs_for_parm): Declare.
9234 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
9235 to "optimized", remove unused locals at finish.
9236 (execute_free_datastructures): Make global, call
9237 delete_tree_cfg_annotations.
9238 (execute_free_cfg_annotations): Don't call
9239 delete_tree_cfg_annotations.
9241 * ssaexpand.h: New file.
9242 * expr.c (toplevel): Include ssaexpand.h.
9243 (expand_assignment): Handle SSA names the same as register variables.
9244 (expand_expr_real_1): Expand SSA names.
9245 * cfgexpand.c (toplevel): Include ssaexpand.h.
9246 (SA): New global variable.
9247 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
9248 (SSAVAR): New macro.
9249 (set_rtl): New helper function.
9250 (add_stack_var): Deal with SSA names, use set_rtl.
9251 (expand_one_stack_var_at): Likewise.
9252 (expand_one_stack_var): Deal with SSA names.
9253 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
9254 before unique numbers.
9255 (expand_stack_vars): Use set_rtl.
9256 (expand_one_var): Accept SSA names, add asserts for them, feed them
9257 to above subroutines.
9258 (expand_used_vars): Expand all partitions (without default defs),
9259 then only the local decls (ignoring those expanded already).
9260 (expand_gimple_cond): Remove edges when jumpif() expands an
9262 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
9263 or remove abnormal edges. Ignore insns setting the LHS of a TERed
9265 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
9266 members of SA; deal with PARM_DECL partitions here; expand
9267 all PHI nodes, free tree datastructures and SA. Commit instructions
9268 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
9269 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
9270 info and statements at start, collect garbage at finish.
9271 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
9272 (VAR_ANN_PARTITION) Remove.
9273 (change_partition_var): Don't declare.
9274 (partition_to_var): Always return SSA names.
9275 (var_to_partition): Only accept SSA names.
9276 (register_ssa_partition): Only check argument.
9277 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
9279 (delete_var_map): Don't free it.
9280 (var_union): Only accept SSA names, simplify.
9281 (partition_view_init): Mark only useful SSA names as used.
9282 (partition_view_fini): Only deal with SSA names.
9283 (change_partition_var): Remove.
9284 (dump_var_map): Use ssa_name instead of partition_to_var member.
9285 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
9287 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
9288 (struct _elim_graph): New member const_dests; nodes member vector of
9290 (set_location_for_edge): New static helper.
9291 (create_temp): Remove.
9292 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
9293 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
9294 (new_elim_graph): Allocate const_dests member.
9295 (clean_elim_graph): Truncate const_dests member.
9296 (delete_elim_graph): Free const_dests member.
9297 (elim_graph_size): Adapt to new type of nodes member.
9298 (elim_graph_add_node): Likewise.
9299 (eliminate_name): Likewise.
9300 (eliminate_build): Don't take basic block argument, deal only with
9301 partition numbers, not variables.
9302 (get_temp_reg): New static helper.
9303 (elim_create): Use it, deal with RTL temporaries instead of trees.
9304 (eliminate_phi): Adjust all calls to new signature.
9305 (assign_vars, replace_use_variable, replace_def_variable): Remove.
9306 (rewrite_trees): Only do checking.
9307 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
9308 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
9309 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
9310 contains_tree_r, MAX_STMTS_IN_LATCH,
9311 process_single_block_loop_latch, analyze_edges_for_bb,
9312 perform_edge_inserts): Remove.
9313 (expand_phi_nodes): New global function.
9314 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
9315 functions, initialize new parameter, remember partitions having a
9317 (finish_out_of_ssa): New global function.
9318 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
9319 don't reset in_ssa_p here, don't disable TER when mudflap.
9320 (pass_del_ssa): Remove.
9321 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
9323 (execute_free_datastructures): Declare.
9324 * Makefile.in (SSAEXPAND_H): New variable.
9325 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
9326 * basic-block.h (commit_one_edge_insertion): Declare.
9327 * passes.c (init_optimization_passes): Move pass_nrv and
9328 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
9329 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
9330 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
9331 (redirect_branch_edge): Deal with super block when expanding, split
9332 out jump patching itself into ...
9333 (patch_jump_insn): ... here, new static helper.
9335 2009-04-26 Michael Matz <matz@suse.de>
9337 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
9338 beyond num_ssa_names.
9339 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
9340 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
9342 2009-04-26 Jakub Jelinek <jakub@redhat.com>
9345 * fwprop.c (forward_propagate_asm): New function.
9346 (forward_propagate_and_simplify): Propagate also into __asm, if it
9347 doesn't increase the number of referenced registers.
9350 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
9352 2009-04-26 Jakub Jelinek <jakub@redhat.com>
9354 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
9355 note_nonlocal_vla_type for nonlocal VLAs.
9356 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
9357 contains_remapped_vars, remap_vla_decls): New functions.
9358 (convert_nonlocal_reference_stmt): If not optimizing, call
9359 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
9360 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
9361 if it wasn't found in var_map.
9362 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
9363 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
9364 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
9366 * gimplify.c (nonlocal_vlas): New variable.
9367 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
9369 (gimplify_body): Create and destroy nonlocal_vlas.
9371 * dwarf2out.c (loc_descr_plus_const): New function.
9372 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
9373 mem_loc_descriptor, loc_descriptor_from_tree_1,
9374 descr_info_loc, gen_variable_die): Use it.
9376 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
9377 !TREE_STATIC VAR_DECLs.
9378 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
9379 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
9380 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
9381 DECL_BY_REFERENCE is valid.
9382 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
9383 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
9384 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
9385 Copy DECL_BY_REFERENCE.
9386 (struct nesting_copy_body_data): New type.
9387 (nesting_copy_decl): New function.
9388 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
9389 if they have variable length.
9391 2009-04-26 Michael Matz <matz@suse.de>
9393 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
9394 mark new temporaries for renaming.
9396 2009-04-26 Joseph Myers <joseph@codesourcery.com>
9399 * c-decl.c (global_bindings_p): Return negative value.
9400 (c_variable_size): New. Based on variable_size from
9402 (grokdeclarator): Call c_variable_size not variable_size.
9404 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
9406 * config/i386/i386.c (print_operand) ['z']: Fix typo.
9408 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
9410 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
9411 Redefine it to just use mingw/include.
9412 (ASM_SPEC): Rules for -m32 and -m64.
9413 (LINK_SPEC): Use Likewise.
9414 (SPEC_32): New define.
9415 (SPEC_64): Likewise.
9416 (SUB_LINK_SPEC): Likewise.
9417 (MULTILIB_DEFAULTS): New define.
9418 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
9419 Add multilib options.
9420 (MULTILIB_DIRNAMES): Likewise.
9421 (MULTILIB_OSDIRNAMES): Likewise.
9423 (INSTALL_LIBGCC): Likewise.
9425 2009-04-26 Joseph Myers <joseph@codesourcery.com>
9428 * c-tree.h (enum c_inline_static_type): New.
9429 (record_inline_static): Declare.
9430 * c-decl.c (struct c_inline_static, c_inline_statics,
9431 record_inline_static, check_inline_statics): New.
9432 (pop_file_scope): Call check_inline_statics.
9433 (start_decl): Call record_inline_static instead of pedwarning
9434 directly for static in inline function.
9435 * c-typeck.c (build_external_ref): Call record_inline_static
9436 instead of pedwarning directly for static referenced in inline
9439 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
9441 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
9442 not new but only being rescanned.
9443 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
9444 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
9445 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
9446 record_set_info, compute_set, grealloc): Remove.
9447 (recompute_all_luids): New function.
9448 (gcse_main): Don't compute sets, and don't do related memory
9449 allocations/free-ing. If something changed before the end of the
9450 pass, update LUIDs using recompute_all_luids.
9451 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
9452 (free_gcse_mem): Don't free it either.
9453 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
9454 Use the df insn LUIDs.
9455 (load_killed_in_block): Likewise.
9456 (compute_hash_table_work): Don't compute reg_set_in_block.
9457 (compute_transp): Use DF_REG_DEF_CHAINs.
9458 (local_cprop_pass): Don't use compute_sets and related functions.
9459 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
9460 Use get_max_uid() instead of max_cuid.
9461 (insert_insn_end_basic_block, pre_insert_copy_insn,
9462 update_ld_motion_stores): Don't try to
9463 keep reg_set tables up to date.
9464 (pre_insert_copies): Use df insn LUIDs.
9465 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
9466 (reg_set_info): Don't use extra bitmap argument.
9467 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
9468 information to compute regs_set_in_block.
9469 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
9470 (bypass_jumps): Don't use compute_sets and friends.
9472 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9475 * opts.c (undocumented_msg): Do not leave blank even with
9478 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9480 * c-decl.c (build_enumerator): Allow values folding to integer
9481 constants but not integer constant expressions with a pedwarn if
9484 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9487 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
9488 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
9489 type is an integer constant.
9491 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
9494 * config/i386/i386.c (print_operand) ['z']: Revert handling of
9497 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9500 * c-decl.c (grokdeclarator): Diagnose declarations of functions
9501 with variably modified return type and no storage class
9502 specifiers, except for the case of nested functions. Distinguish
9503 extern declarations of functions with variably modified return
9504 types from those of objects with variably modified types.
9506 2009-04-25 Jan Hubicka <jh@suse.cz>
9508 * tree.c (list_equal_p): New function.
9509 * tree.h (list_equal_p): Declare.
9510 * coretypes.h (edge_def, edge, const_edge, basic_block_def
9511 basic_block_def, basic_block, const_basic_block): New.
9512 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
9513 (redirect_eh_edge): New function.
9514 (make_eh_edge_update_phi): EH edges are not abnormal.
9515 * except.c: Include tree-flow.h.
9516 (list_match): New function.
9517 (eh_region_replaceable_by_p): New function.
9518 (replace_region): New function.
9519 (hash_type_list): New function.
9520 (hash_eh_region): New function.
9521 (eh_regions_equal_p): New function.
9522 (merge_peers): New function.
9523 (remove_unreachable_regions): Verify EH tree when checking;
9525 (copy_eh_region_1): New function.
9526 (copy_eh_region): New function.
9527 (push_reachable_handler): New function.
9528 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
9529 regions without label but with live RESX.
9530 * except.h (redirect_eh_edge_to_label): New.
9531 * tree-flow.h (redirect_eh_edge): New.
9532 * coretypes.h (edge_def, edge, const_edge, basic_block_def
9533 basic_block_def, basic_block, const_basic_block): Remove.
9534 * Makefile.in (except.o): Add dependency on tree-flow.h
9535 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
9536 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
9539 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
9542 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
9543 on the destination of memcpy.
9545 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
9547 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
9548 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
9549 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
9551 2009-04-25 Jan Hubicka <jh@suse.cz>
9553 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
9554 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
9555 to be reached by different label than left.
9556 (update_eh_edges): Update comment; remove edge_to_remove if possible
9557 and return true if suceeded.
9558 (cleanup_empty_eh): Accept sharing map; handle shared regions.
9559 (cleanup_eh): Compute sharing map.
9560 * except.c (remove_eh_handler_and_replace): Add argument if we should
9562 (remove_unreachable_regions): Update for label sharing.
9563 (label_to_region_map): Likewise.
9564 (get_next_region_sharing_label): New function.
9565 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
9567 (remove_eh_handler): Update.
9568 (remove_eh_region_and_replace_by_outer_of): New function.
9569 * except.h (struct eh_region): Add next_region_sharing_label.
9570 (remove_eh_region_and_replace_by_outer_of,
9571 get_next_region_sharing_label): Declare.
9572 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
9574 2009-04-25 Jan Hubicka <jh@suse.cz>
9576 * tree-cfg.c (split_critical_edges): Split also edges where we can't
9577 insert code even if they are not critical.
9579 2009-04-25 Jan Hubicka <jh@suse.cz>
9581 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
9582 (gimple_can_remove_branch_p): EH edges won't remove branch by
9584 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
9585 updating of non-abnormal EH edges.
9586 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
9587 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
9588 (split_critical_edges): Split also edges where emitting code on them
9589 will lead to splitting later.
9591 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
9592 H.J. Lu <hongjiu.lu@intel.com>
9595 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
9596 the configured assembler supports fildq and fistpq mnemonics.
9597 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
9598 * configure: Regenerated.
9601 * config/i386/i386.c (print_operand): Handle 'Z'.
9602 ['z']: Remove handling of special fild/fist suffixes.
9603 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
9604 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
9605 suffix of fild insn.
9606 (*floatsi<mode>2_vector_mixed): Ditto.
9607 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
9608 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
9609 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
9610 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
9611 * config/i386/gas.h (GAS_MNEMONICS): Remove.
9613 2009-04-25 Ben Elliston <bje@au.ibm.com>
9615 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
9616 the source of a set operation.
9618 2009-04-25 Anatoly Sokolov <aesok@post.ru>
9620 * target.h (struct gcc_target): Add case_values_threshold field.
9621 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
9622 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
9623 * targhooks.c (default_case_values_threshold): New function.
9624 * targhooks.h (default_case_values_threshold): Declare function.
9625 * stmt.c (expand_case): Use case_values_threshold target hook.
9626 * expr.h (case_values_threshold): Remove declartation.
9627 * expr.c (case_values_threshold): Remove function.
9628 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
9630 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
9631 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
9632 (avr_case_values_threshold): Declare as static.
9633 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
9635 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
9636 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
9637 (mn10300_case_values_threshold): New function.
9639 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
9641 * ira.c (setup_cover_and_important_classes): Add enum cast.
9643 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
9645 * genpreds.c (write_enum_constraint_num): Output definition of
9646 CONSTRAINT_NUM_DEFINED_P macro.
9647 * ira.c (setup_cover_and_important_classes): Use
9648 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
9650 2009-04-24 DJ Delorie <dj@redhat.com>
9652 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
9653 __SH2A_SINGLE_ONLY__ also.
9655 2009-04-24 Steve Ellcey <sje@cup.hp.com>
9657 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
9658 (movdf_internal): Ditto.
9659 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
9660 SFmode and DFmode constants.
9661 (ia64_print_operand): Add 'G' format for printing
9662 floating point constants.
9664 2009-04-24 Richard Guenther <rguenther@suse.de>
9666 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
9667 from unsigned additions.
9669 2009-04-24 Joseph Myers <joseph@codesourcery.com>
9671 * c-typeck.c (set_init_index): Allow array designators that are
9672 not integer constant expressions with a pedwarn if pedantic.
9674 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
9676 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
9677 zero if no overlap in nonzero bits between the operands.
9679 2009-04-24 Ian Lance Taylor <iant@google.com>
9681 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
9682 (record_dead_and_set_regs): Likewise.
9683 * df.h (struct df_mw_hardreg): Change flags field to int.
9684 (struct df_base_ref): Likewise.
9685 (struct df): Change changeable_flags field to int.
9686 * df-scan.c (df_defs_record): Change clobber_flags to int.
9687 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
9688 constants rather than #define macros.
9689 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
9690 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
9691 (enum dwarf_calling_convention): Likewise.
9692 (enum dwarf_line_number_x_ops): Likewise.
9693 (enum dwarf_call_frame_info): Likewise.
9694 (enum dwarf_source_language): Likewise.
9695 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
9696 (add_calling_convention_attribute): Likewise.
9697 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
9698 (combine_comparisons): Change compcode to int. Add cast to enum type.
9699 * genrecog.c (maybe_both_true_2): Change c to int.
9700 (write_switch): Likewise. Add cast to enum type.
9701 * gimplify.c (gimplify_omp_for): Handle return values from
9702 gimplify_expr using MIN rather than bitwise or.
9703 (gimplify_expr): Add cast to enum type.
9704 * ipa-prop.c (update_jump_functions_after_inlining): Change
9705 IPA_BOTTOM to IPA_JF_UNKNOWN.
9706 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
9707 Add casts to enum type.
9708 (setup_cover_and_important_classes): Change cl to int. Add casts
9710 (setup_class_translate): Change cl and mode to int.
9711 (ira_init_once): Change mode to int.
9712 (free_register_move_costs): Likewise.
9713 (setup_prohibited_mode_move_regs): Add casts to enum type.
9714 * langhooks.c (add_builtin_function_common): Rework assertion that
9715 value fits bitfield.
9716 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
9717 * omega.c (omega_do_elimination): Avoid math on enum types.
9718 * optabs.c (expand_vec_shift_expr): Remove casts to int.
9719 * opts.c (set_debug_level): Change 2 to enum constant. Use new
9720 int local to handle integral_argment value.
9721 * regmove.c (try_auto_increment): Change PUT_MODE to
9723 * reload.c (push_secondary_reload): Add casts to enum type.
9724 (secondary_reload_class, find_valid_class): Likewise.
9725 * reload1.c (emit_input_reload_insns): Likewise.
9726 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
9727 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
9728 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
9730 * tree.c (build_common_builtin_nodes): Add casts to enum type.
9731 * tree-complex.c (complex_lattice_t): Typedef to int rather than
9733 (expand_complex_libcall): Add casts to enum type.
9734 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
9735 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
9736 with ERROR_MARK, not NUM_TREE_CODES.
9737 (vect_create_epilog_for_reduction): Likewise.
9738 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
9739 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
9740 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
9742 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
9743 vect_unused_in_loop. Change 0 to loop_vect.
9744 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
9745 * var-tracking.c (get_init_value): Change return type to enum
9747 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
9748 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
9750 (arm_override_options): Add casts to enum type.
9751 (arm_emit_tls_decoration): Likewise.
9752 * config/i386/i386.c (ix86_function_specific_restore): Add casts
9754 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
9755 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
9756 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
9758 * config/s390/s390.c (code_for_builtin_64): Change to array of
9760 (code_for_builtin_31): Likewise.
9761 (s390_expand_builtin): Change code_for_builtin to enum insn_code
9763 * config/sparc/sparc.c (sparc_override_options): Change value
9764 field in struct code_model to enum cmodel. In initializer change
9765 0 to NULL and add cast to enum type.
9767 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
9768 Change all callers. Issue a -Wc++-compat warning using
9769 lhs_origtype if necessary.
9770 (convert_for_assignment): Issue -Wc++-compat warnings about
9771 invalid conversions to enum type on assignment.
9772 * c-common.h (build_modify_expr): Update declaration.
9774 2009-04-24 Nick Clifton <nickc@redhat.com>
9776 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
9777 (function_arg_advance): Likewise.
9778 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
9781 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
9783 * config/s390/constraints.md ('I', 'J'): Fix condition.
9785 2009-04-24 Diego Novillo <dnovillo@google.com>
9787 * gengtype-parse.c (parse_error): Add newline after message.
9789 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
9791 * config/i386/sse.md (avxmodesuffixs): Removed.
9792 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
9793 (*avx_pinsr<ssevecsize>): This.
9795 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
9797 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
9798 follow chains of regs with a single definition, and allow expressions
9799 that are function_invariant_p.
9800 (simple_rhs_p): Allow expressions that are function_invariant_p.
9802 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
9805 * fold-const.c (fold_cond_expr_with_comparison): When folding
9806 > and >= to MAX, make sure the MAX uses the same type as the
9807 comparison's operands.
9809 2009-04-24 Nick Clifton <nickc@redhat.com>
9811 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
9812 addressing for DImode accesses.
9813 (frv_print_operand_address): Handle PLUS case.
9814 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
9816 2009-04-24 Jakub Jelinek <jakub@redhat.com>
9818 PR rtl-optimization/39794
9819 * alias.c (canon_true_dependence): Add x_addr argument.
9820 * rtl.h (canon_true_dependence): Adjust prototype.
9821 * cse.c (check_dependence): Adjust canon_true_dependence callers.
9822 * cselib.c (cselib_invalidate_mem): Likewise.
9823 * gcse.c (compute_transp): Likewise.
9824 * dse.c (scan_reads_nospill): Likewise.
9825 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
9826 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
9827 canon_base_addr of the group, plus optional offset.
9828 (struct group_info): Rename canon_base_mem to
9830 (get_group_info): Set canon_base_addr to canon_rtx of base, not
9831 canon_rtx of base_mem.
9833 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
9835 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
9836 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
9838 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9840 * config/spu/spu-builtins.h: Delete file.
9842 * config/spu/spu.h (enum spu_builtin_type): Move here from
9844 (struct spu_builtin_description): Likewise. Add GTY marker.
9845 Do not use enum spu_function_code or enum insn_code.
9846 (spu_builtins): Add extern declaration.
9848 * config/spu/spu.c: Do not include "spu-builtins.h".
9849 (enum spu_function_code, enum spu_builtin_type_index,
9850 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
9851 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
9852 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
9853 unsigned_V2DI_type_node): Move here from spu-builtins.h.
9854 (spu_builtin_types): Make static. Add GTY marker.
9855 (spu_builtins): Add extern declaration with GTY marker.
9858 * config/spu/spu-c.c: Do not include "spu-builtins.h".
9859 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
9860 Check programmatically whether all parameters are scalar.
9862 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
9864 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
9866 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
9867 assignment from the constructor either if the target is volatile.
9869 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
9871 * config/arm/arm.md (insv): Do not share operands[0].
9873 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
9875 * config/vxlib-tls.c (active_tls_threads): Delete.
9876 (delete_hook_installed): New.
9877 (tls_delete_hook): Don't delete the delete hook.
9878 (tls_destructor): Delete it here.
9879 (__gthread_set_specific): Adjust installing the delete hook.
9880 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
9881 __gthread_leave_tsd_dtor_context.
9883 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
9885 * c-format.c (gcc_tdiag_char_table): Add support for %E.
9887 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
9889 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
9891 (alpha_rtx_costs): Ditto.
9892 (emit_unlikely_jump): Use add_reg_note.
9893 (emit_frame_store_1): Ditto.
9894 (alpha_expand_prologue): Ditto.
9895 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
9896 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
9898 2009-04-23 Nick Clifton <nickc@redhat.com>
9900 * config/v850/v850.md (epilogue): Remove suppressed code.
9901 (return): Rename to return_simple and remove test of frame size.
9902 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
9903 to gen_return_simple.
9905 2009-04-22 Jing Yu <jingyu@google.com>
9908 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
9910 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
9913 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
9914 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
9915 value is a VECTOR_CST, the element type is the element type of the
9918 2009-04-22 DJ Delorie <dj@redhat.com>
9920 * config/m32c/m32c.h: Update GTY annotations to new syntax.
9922 2009-04-22 Jakub Jelinek <jakub@redhat.com>
9924 * alias.c (find_base_term): Move around LO_SUM case, so that
9925 CONST falls through into PLUS/MINUS handling.
9928 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
9929 into 0, use omit_one_operand.
9931 2009-04-23 Ben Elliston <bje@au.ibm.com>
9933 * config/rs6000/linux-unwind.h (get_regs): Remove type
9934 puns. Change the type of `pc' to an array of unsigned ints and
9935 update all users. Constify frame24.
9937 2009-04-22 DJ Delorie <dj@redhat.com>
9939 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
9940 declarations before code.
9941 (current_function_special_page_vector): Likewise.
9942 (m32c_expand_insv): Silence a warning.
9944 2009-04-21 Taras Glek <tglek@mozilla.com>
9946 * alias.c: Update GTY annotations to new syntax.
9947 * basic-block.h: Likewise.
9948 * bitmap.h: Likewise.
9949 * c-common.h: Likewise.
9950 * c-decl.c: Likewise.
9951 * c-parser.c: Likewise.
9952 * c-pragma.c: Likewise.
9953 * c-tree.h: Likewise.
9954 * cfgloop.h: Likewise.
9955 * cgraph.h: Likewise.
9956 * config/alpha/alpha.c: Likewise.
9957 * config/arm/arm.h: Likewise.
9958 * config/avr/avr.h: Likewise.
9959 * config/bfin/bfin.c: Likewise.
9960 * config/cris/cris.c: Likewise.
9961 * config/darwin.c: Likewise.
9962 * config/frv/frv.c: Likewise.
9963 * config/i386/i386.c: Likewise.
9964 * config/i386/i386.h: Likewise.
9965 * config/i386/winnt.c: Likewise.
9966 * config/ia64/ia64.h: Likewise.
9967 * config/iq2000/iq2000.c: Likewise.
9968 * config/mips/mips.c: Likewise.
9969 * config/mmix/mmix.h: Likewise.
9970 * config/pa/pa.c: Likewise.
9971 * config/pa/pa.h: Likewise.
9972 * config/rs6000/rs6000.c: Likewise.
9973 * config/s390/s390.c: Likewise.
9974 * config/sparc/sparc.c: Likewise.
9975 * config/xtensa/xtensa.c: Likewise.
9976 * cselib.h: Likewise.
9977 * dbxout.c: Likewise.
9978 * dwarf2out.c: Likewise.
9979 * except.c: Likewise.
9980 * except.h: Likewise.
9981 * fixed-value.h: Likewise.
9982 * function.c: Likewise.
9983 * function.h: Likewise.
9984 * gimple.h: Likewise.
9985 * integrate.c: Likewise.
9986 * optabs.c: Likewise.
9987 * output.h: Likewise.
9990 * stringpool.c: Likewise.
9991 * tree-data-ref.c: Likewise.
9992 * tree-flow.h: Likewise.
9993 * tree-scalar-evolution.c: Likewise.
9994 * tree-ssa-address.c: Likewise.
9995 * tree-ssa-alias.h: Likewise.
9996 * tree-ssa-operands.h: Likewise.
9999 * varasm.c: Likewise.
10000 * varray.h: Likewise.
10002 * coretypes.h: Do not define GTY macro if it is already defined.
10003 * doc/gty.texi: Update GTY documentation to new syntax.
10004 * gengtype-lex.l: Enforce attribute-like syntax for GTY
10005 annotations on structs.
10006 * gengtype-parse.c: Likewise.
10008 2009-04-22 Mark Heffernan <meheff@google.com>
10010 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
10012 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
10014 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
10017 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
10019 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
10020 the same as a PLUS without a shift. Increase the cost of a
10023 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10025 * Makefile.in: Update dependencies.
10026 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
10027 * errors.h: Remove bogus comment about compatibility.
10028 (warning): Update declaration.
10029 * genautomata.c: Update all calls to warning.
10030 * gimple.c: Do not include errors.h. Include toplev.h.
10031 * tree-ssa-structalias.c: Do not include errors.h.
10032 * omega.c: Likewise.
10033 * tree-ssa-reassoc.c: Likewise.
10034 * config/spu/spu-c.c: Likewise.
10035 * config/spu/t-spu-elf: Update dependencies.
10037 2009-04-22 Richard Guenther <rguenther@suse.de>
10039 PR tree-optimization/39824
10040 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
10041 make sure the types are compatible.
10043 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10046 * c-common.c (c_parse_error): Take a token_flags parameter.
10047 Use token_type for the token type instead.
10048 Pass token_flags to cpp_type2name.
10049 * c-common.h (c_parse_error): Update declaration.
10050 * c-parser.c (c_parser_error): Pass 0 as token flags.
10052 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
10054 PR rtl-optimization/39580
10055 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
10057 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10059 * function.c (expand_function_end): Do not emit a jump to the "naked"
10060 return label for fall-through returns.
10061 * except.c (sjlj_emit_function_exit): Always place the call to the
10062 unregister function at the location installed by expand_function_end.
10064 2009-04-22 Richard Guenther <rguenther@suse.de>
10066 PR tree-optimization/39845
10067 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
10068 (gen_inbound_check): Likewise.
10070 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
10072 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
10074 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
10075 * config/vxlib.c (__gthread_once): Add race guard for PPC.
10077 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10079 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
10080 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
10081 shift counts to avoid out-of-bounds array accesses.
10083 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10085 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
10086 (Pmode): Move above.
10088 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
10090 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
10091 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
10092 GET_CODE macro. Use IN_RANGE macro where appropriate.
10093 * config/alpha/alpha.h: Ditto.
10094 * config/alpha/alpha.md: Ditto.
10095 * config/alpha/constraints.md: Ditto.
10096 * config/alpha/predicates.md: Ditto.
10098 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10100 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
10101 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10102 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10103 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10104 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10105 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10106 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10107 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10108 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10109 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10110 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10111 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10112 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10113 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10114 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10115 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10116 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10117 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10118 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10119 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10120 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10121 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10122 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10123 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10124 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10125 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10126 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10128 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10130 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
10131 references from comments.
10132 * cfgbuild.c: (count_basic_blocks): Delete.
10133 (find_basic_blocks_1): Delete.
10134 (find_basic_blocks): Delete.
10135 * except.c (finish_eh_generation): Make static. Move comment from
10136 except.h here. Remove find_basic_blocks references from comments.
10137 * except.h (finish_eh_generation): Delete.
10138 * basic-block.h (find_basic_blocks): Delete.
10139 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
10141 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
10143 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
10144 (sdbout_parms): Likewise.
10146 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
10148 * config/sh/sh.c (prepare_cbranch_operands): Use
10149 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
10150 (expand_cbranchdi4): Likewise.
10151 (from_compare): Add cast to enum type.
10152 (expand_cbranchsi4): Use add_reg_note.
10153 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
10154 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
10155 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
10156 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10157 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
10158 instead of CODE_FOR_nothing.
10159 (cbranchdi4): Likewise. Fix the order of arguments for
10161 (push_fpscr): Use add_reg_note.
10162 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
10163 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
10165 2009-04-21 Joseph Myers <joseph@codesourcery.com>
10167 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
10168 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
10169 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
10170 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
10171 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
10172 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
10173 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
10174 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
10175 config/alpha/x-vms, config/arc/t-arc,
10176 config/arm/README-interworking, config/arm/arm-c.c,
10177 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
10178 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
10179 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
10180 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
10181 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
10182 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
10183 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
10184 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
10185 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
10186 config/cris/t-elfmulti, config/crx/t-crx,
10187 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
10188 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
10189 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
10190 config/h8300/t-h8300, config/i386/athlon.md,
10191 config/i386/darwin-libgcc.10.4.ver,
10192 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
10193 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
10194 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
10195 config/i386/t-linux64, config/i386/t-nwld,
10196 config/i386/t-rtems-i386, config/i386/t-sol2-10,
10197 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
10198 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
10199 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
10200 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
10201 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
10202 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
10203 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
10204 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
10205 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
10206 config/m68k/t-uclinux, config/mcore/t-mcore,
10207 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
10208 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
10209 config/mips/crtn.asm, config/mips/irix-crti.asm,
10210 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
10211 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
10212 config/mips/mips-fixed.md, config/mips/sb1.md,
10213 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
10214 config/mips/t-iris6, config/mips/t-isa3264,
10215 config/mips/t-libgcc-mips16, config/mips/t-linux64,
10216 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
10217 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
10218 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
10219 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
10220 config/mn10300/t-linux, config/mn10300/t-mn10300,
10221 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
10222 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
10223 config/picochip/libgccExtras/clzsi2.asm,
10224 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
10225 config/rs6000/darwin-libgcc.10.4.ver,
10226 config/rs6000/darwin-libgcc.10.5.ver,
10227 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
10228 config/rs6000/t-aix43, config/rs6000/t-aix52,
10229 config/rs6000/t-darwin, config/rs6000/t-fprules,
10230 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
10231 config/rs6000/t-lynx, config/rs6000/t-netbsd,
10232 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
10233 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
10234 config/rs6000/t-rtems, config/rs6000/t-spe,
10235 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
10236 config/score/t-score-elf, config/sh/divcost-analysis,
10237 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
10238 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
10239 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
10240 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
10241 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
10242 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
10243 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
10244 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
10245 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
10246 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
10247 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
10248 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
10249 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
10250 limitx.h, version.c, xcoff.h: Add copyright and license notices.
10251 * config/h8300/genmova.sh: Include copyright and license notices
10252 in generated output.
10253 * config/h8300/mova.md: Regenerate.
10254 * doc/install.texi2html: Include word "Copyright" in copyright
10255 notice and use name "Free Software Foundation, Inc.".
10256 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
10257 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
10258 ChangeLog-2007, ChangeLog-2008: Correct dates.
10260 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
10262 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
10263 NE_EXPR operations as well.
10264 * c-parser.c (c_parser_condition): Do not set location information on
10266 (c_parser_conditional_expression): Likewise.
10267 (c_parser_binary_expression): Set location information on operators.
10268 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
10269 TRUTH_NOT_EXPR has been folded.
10270 * fold-const.c (fold_truth_not_expr): Copy location information from
10271 the incoming expression to the outgoing one.
10272 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
10273 recursive calls on the LHS of the operator but pass that of the
10274 operator to recursive calls on the RHS of the operator. Set it
10276 (shortcut_cond_expr): Set the locus of the operator on the second
10277 COND_EXPR and that of the expression on the first in degenerate cases.
10278 Pass the locus of the expression to calls to shortcut_cond_r.
10279 Set the locus of the 'then' block on the associated jump, if any.
10280 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
10281 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
10282 expression to call to gimplify_boolean_expr.
10284 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
10286 * config.gcc: Add additional configuration for
10287 i686-w64-mingw* and x86_64-w64-mingw* triplet.
10288 * config/i386/mingw-w64.h: New mingw-w64 specific header.
10289 (CPP_SPEC): Redefine for allowing -municode option.
10290 (STARTFILE_SPEC): Likewise.
10291 * config/i386/t-mingw-w64: New.
10292 * config/i386/mingw-w64.opt: New.
10293 (municode): Add new target option.
10294 * doc/invoke.texi (municode): Add documentation for new option.
10296 2009-04-21 Ian Lance Taylor <iant@google.com>
10298 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10299 Correct test for number of arguments.
10300 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
10302 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
10304 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
10305 argument of emit_library_call.
10307 2009-04-21 Richard Guenther <rguenther@suse.de>
10309 PR middle-end/39829
10310 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
10311 inside VIEW_CONVERT_EXPRs.
10313 2009-04-21 Martin Jambor <mjambor@suse.cz>
10315 * tree-switch-conversion.c (build_constructors): Split a long line.
10316 (constructor_contains_same_values_p): New function.
10317 (build_one_array): Create assigns of constants if possible, do not
10318 call mark_sym_for_renaming, call update_stmt.
10319 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
10320 make_rename_temp. Do not call mark_symbols_for_renaming, call
10322 (gen_def_assigns): Do not call mark_symbols_for_renaming or
10323 find_new_referenced_vars, call update_stmt.
10324 (gen_inbound_check): Use create_tmp_var and create ssa names manually
10325 instead of calling make_rename_temp. Do not call
10326 find_new_referenced_vars or mark_symbols_for_renaming, call
10329 2009-04-21 Richard Guenther <rguenther@suse.de>
10331 PR tree-optimization/39827
10332 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
10333 (tree_ssa_phiprop): Pass the correct array size.
10335 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
10337 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
10339 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
10342 * c-typeck.c (lvalue_p): Move declaration ...
10343 * c-common.h (lvalue_p): ... to here.
10344 * c-common.c (candidate_equal_p): New.
10345 (add_tlist): Use it.
10346 (merge_tlist): Use it.
10347 (warn_for_collisions_1): Likewise.
10348 (warning_candidate_p): Accept more candidates.
10349 (verify_tree): A warning candidate can be an expression. Use
10352 2009-04-21 Ben Elliston <bje@au.ibm.com>
10355 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
10356 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
10357 options. Remove -mcall-solaris documentation.
10359 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10362 * doc/invoke.texi (-Wlong-long): Update description.
10363 * c-lex (interpret_integer): Only warn if there was no previous
10364 overflow and -Wlong-long is enabled.
10365 * c-decl.c (declspecs_add_type): Drop redundant flags.
10366 * c.opt (Wlong-long): Init to -1.
10367 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
10368 and front-end warn_long_long. Wlong-long only depends on other
10369 flags if it is uninitialized.
10370 * c-parser.c (disable_extension_diagnostics): warn_long_long is
10371 the same for CPP and FE.
10372 (restore_extension_diagnostics): Likewise.
10374 2009-04-20 Ian Lance Taylor <iant@google.com>
10376 Fix enum conversions which are invalid in C++:
10377 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
10378 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
10379 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
10380 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
10381 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
10382 (dbxout_parms): Likewise.
10383 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
10384 (df_clear_flags): Likewise.
10385 * df-problems.c (df_rd_bb_local_compute_process_def): Change
10386 top_flag parameter to int.
10387 (df_chain_create_bb_process_use): Likewise.
10388 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
10390 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
10391 (df_ref_create_structure, df_def_record_1): Likewise.
10392 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
10393 (df_notes_rescan): Change 0 to VOIDmode in function call.
10394 (df_get_call_refs, df_insn_refs_collect): Likewise.
10395 (df_bb_regs_collect): Likewise.
10396 (df_entry_block_defs_collect): Likewise.
10397 (df_exit_block_uses_collect): Likewise.
10398 * df.h: Update declarations.
10399 * double-int.c (double_int_divmod): Add cast to enum type.
10400 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
10401 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
10402 (based_loc_descr): Likewise.
10403 (loc_descriptor_from_tree_1): Change first_op and second_op to
10404 enum dwarf_location_atom. Add cast to enum type.
10405 * expmed.c (init_expmed): Change 0 to SET in function call.
10406 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
10407 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
10408 (do_store_flag): Likewise.
10409 * fixed-value.h (struct fixed_value): Change mode to enum
10411 * function.c (assign_parms): Change 0 to VOIDmode in function call.
10412 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
10414 (insert_insn_decl, insert_decl, insert_state): Likewise.
10415 (automata_list_finish): Likewise.
10416 * genrecog.c (process_define_predicate): Add cast to enum type.
10417 * gensupport.c (init_predicate_table): Add cast to enum type.
10418 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
10420 (gimple_build_call_1, gimple_build_label): Likewise.
10421 (gimple_build_goto, gimple_build_asm_1): Likewise.
10422 (gimple_build_switch_1, gimple_build_cdt): Likewise.
10423 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
10424 (enum fallback): Rename from enum fallback_t.
10425 (fallback_t): Typedef as int.
10426 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
10427 GSI_SAME_STMT in function call.
10428 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
10430 (setup_reg_class_relations): Likewise.
10431 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
10432 (setup_prohibited_class_mode_regs): Add cast to enum type.
10433 (setup_prohibited_mode_move_regs): Likewise.
10434 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
10435 (record_address_regs): Change i to enum reg_class.
10436 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
10437 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
10438 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
10439 (GET_MODE_2XWIDER_MODE): Likewise.
10440 (GET_CLASS_NARROWEST_MODE): Likewise.
10441 * omp-low.c (expand_omp_for): Add cast to enum type.
10442 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
10443 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
10444 * postreload.c (reload_cse_simplify_operands): Change rclass local
10446 * predict.c (combine_predictions_for_insn): Change best_predictor
10447 and predictor to enum br_predictor.
10448 (combine_predictions_for_bb): Likewise.
10449 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
10450 use SET_PREDICT_EXPR_OUTCOME.
10451 * real.c (real_arithmetic): Change icode to code in function call.
10452 * reginfo.c (init_move_cost): Add casts to enum type.
10453 (init_reg_sets_1, init_fake_stack_mems): Likewise.
10454 * regmove.c (regclass_compatible_p): Change class0 and class1 to
10456 * reload.c (find_valid_class): Add casts to enum type.
10457 (push_reload): Change 0 to NO_REGS in function call.
10458 (find_reloads): Change this_alternative to array of enum
10459 reg_class. Remove some now-unnecessary casts.
10460 (make_memloc): Change 0 to VOIDmode in function call.
10461 * reload1.c (reload): Change 0 to VOIDmode in function call.
10462 (eliminate_regs_1, elimination_effects): Likewise.
10463 (eliminate_regs_in_insn): Likewise.
10464 (emit_input_reload_insns): Add cast to enum type.
10465 (delete_output_reload): Change 0 to VOIDmode in function call.
10466 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
10467 to enum type in function call.
10468 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
10469 (SET_PREDICT_EXPR_OUTCOME): Define.
10470 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
10471 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
10472 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
10473 (dump_function): Likewise.
10474 * tree-dump.h: Update declarations.
10475 * tree-pass.h: Update declarations.
10476 * varasm.c (assemble_integer): Change mclass to enum mode_class.
10477 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
10479 (arm_rtx_costs_1): Correct parenthesization.
10480 (arm_rtx_costs): Add casts to enum type.
10481 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
10482 (vfp_emit_fstmd): Use add_rg_note.
10483 (emit_multi_reg_push, emit_sfm): Likewise.
10484 (thumb_set_frame_pointer): Likewise.
10485 (arm_expand_prologue): Likewise.
10486 (arm_regno_class): Change return type to enum reg_class.
10487 (thumb1_expand_prologue): Use add_reg_note.
10488 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
10489 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
10491 * config/arm/gentune.sh: Add cast to enum type.
10492 * config/arm/arm-tune.md: Rebuild.
10493 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
10494 (ix86_split_fp_branch, predict_jump): Likewise.
10495 (ix86_expand_multi_arg_builtin): Change sub_code from enum
10496 insn_code to enum rtx_code.
10497 (ix86_builtin_vectorized_function): Add cast to enum type.
10498 * config/i386/i386.md (truncdfsf2): Change slot to enum
10500 (truncxf<mode>2, isinf<mode>2): Likewise.
10501 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
10503 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
10504 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
10505 (insert_bundle_state): Change 1 to INSERT in function call.
10506 (ia64_add_bundle_selector_before): Likewise.
10507 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
10508 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
10509 (restore_stack_nonlocal): Likewise.
10510 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
10512 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
10514 (mips_rtx_costs): Likewise.
10515 (mips_override_options): Add casts to enum type.
10516 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
10518 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
10519 (store_reg, set_reg_plus_d): Likewise.
10520 (hppa_expand_prologue, hppa_profile_hook): Likewise.
10521 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
10523 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
10525 (emit_unlikely_jump): Use add_reg_note.
10526 (rs6000_emit_allocate_stack): Likewise.
10527 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
10528 (output_toc): Change 1 to INSERT in function call.
10529 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
10530 (rs6000_initialize_trampoline): Likewise.
10531 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
10533 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
10534 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
10535 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
10536 (save_gprs): Use add_reg_note.
10537 (s390_emit_prologue): Likewise.
10538 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10539 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
10540 (sparc_fold_builtin): Add cast to enum type.
10541 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
10543 (spu_expand_prologue): Use add_reg_note.
10544 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
10546 2009-04-20 Ian Lance Taylor <iant@google.com>
10548 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
10549 (c_parser_postfix_expression_after_primary): Get VEC for list of
10550 arguments. Get original types of arguments. Call
10551 build_function_call_vec.
10552 (cached_expr_list_1, cached_expr_list_2): New static variables.
10553 (c_parser_expr_list): Change return type to VEC *. Add
10554 p_orig_types parameter. Change all callers.
10555 (c_parser_release_expr): New static function.
10556 (c_parser_vec_to_tree_list): New static function.
10557 * c-typeck.c (build_function_call): Rewrite to build a VEC and
10558 call build_function_call_vec.
10559 (build_function_call_vec): New function, based on old
10560 build_function_call.
10561 (convert_arguments): Remove nargs and argarray parameters. Change
10562 values to a VEC. Add origtypes parameter.
10563 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
10564 (convert_for_assignment): Add origtype parameter. Change all
10565 callers. If warn_cxx_compat, check for conversion to an enum
10566 type when calling a function.
10567 (store_init_value): Add origtype parameter. Change all callers.
10568 (digest_init): Likewise.
10569 (struct init_node): Add origtype field.
10570 (add_pending_init): Add origtype parameter. Change all callers.
10571 (output_init_element): Likewise.
10572 (output_pending_init_elements): Pass origtype from init_node to
10573 output_init_element.
10574 (process_init_element): Pass origtype from c_expr to
10575 output_init_element.
10576 (c_finish_return): Add origtype parameter. Change all callers.
10577 * c-common.c (sync_resolve_size): Change params to VEC *. Change
10579 (sync_resolve_params): Likewise.
10580 (sync_resolve_return): Change params to first_param. Change caller.
10581 (resolve_overloaded_builtins): Change params to VEC *. Change
10582 callers. Save first parameter around call to build_function_call_vec.
10583 * c-decl.c (finish_decl): Add origtype parameter. Change all
10584 callers. Call build_function_call_vec rather than
10585 build_function_call for cleanup.
10586 * c-tree.h: Update declarations.
10587 * c-common.h: Update declarations.
10588 * stub-objc.c (objc_rewrite_function_call): Change parameter from
10589 params to first_param.
10590 * target.h (struct gcc_target): Change resolve_overloaded_builtin
10591 params parameter from tree to void *.
10592 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10593 Change arglist parameter to have type void *, and to be a pointer
10595 * config/rs6000/rs6000-protos.h
10596 (altivec_resolve_overloaded_builtin): Update declaration.
10597 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
10598 fnargs parameter to have type void *, and to be a pointer to a
10599 VEC. Call build_function_call_vec instead of
10600 build_function_call.
10601 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
10603 2009-04-20 Joey Ye <joey.ye@intel.com>
10604 Xuepeng Guo <xuepeng.guo@intel.com>
10605 H.J. Lu <hongjiu.lu@intel.com>
10607 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
10609 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
10610 (IX86_LEA_PRIORITY): Likewise.
10611 (distance_non_agu_define): New function.
10612 (distance_agu_use): Likewise.
10613 (ix86_lea_for_add_ok): Likewise.
10614 (ix86_dep_by_shift_count): Likewise.
10616 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
10617 should split for LEA.
10619 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
10621 (ix86_dep_by_shift_count): Likewise.
10623 2009-04-20 Richard Guenther <rguenther@suse.de>
10625 * expr.c (handled_component_p): Move ...
10626 * tree.h (handled_component_p): ... here.
10627 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
10628 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
10629 and REALPART_EXPR to be in one group.
10631 2009-04-20 Richard Guenther <rguenther@suse.de>
10633 * basic-block.h (get_all_dominated_blocks): Declare.
10634 * dominance.c (get_all_dominated_blocks): New function.
10635 * tree-cfg.c (get_all_dominated_blocks): Remove.
10636 (remove_edge_and_dominated_blocks): Adjust.
10637 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
10638 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
10639 instead of recursing.
10641 2009-04-20 Doug Kwan <dougkwan@google.com>
10643 * cgraph.h (cgraph_node_ptr): New type for vector functions.
10644 (struct cgraph_node_set_def): New type.
10645 (cgraph_node_set) New type. Also declare vector functions.
10646 (struct cgraph_node_set_element_def): New type.
10647 (cgraph_node_set_element): Ditto.
10648 (cgraph_node_set_iterator): New iterator type.
10649 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
10650 cgraph_node_set_remove, dump_cgraph_node_set,
10651 debug_cgraph_node_set): New prototypes.
10652 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
10653 cgraph_node_set_size): New inlines.
10654 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
10655 including cgraph.h.
10656 (struct ipa_opt_pass): Add struct cgraph_node_set_def
10657 argument to function 'write_summary'.
10658 * ipa.c: Include ggc.h.
10659 (hash_cgraph_node_set_element,
10660 eq_cgraph_node_set_element, cgraph_node_set_new,
10661 cgraph_node_set_add, cgraph_node_set_remove,
10662 cgraph_node_set_find, dump_cgraph_node_set,
10663 debug_cgraph_node_set): New functions.
10664 * Makefile.in (ipa.o): Add dependency on GGC_H.
10666 2009-04-20 Ira Rosen <irar@il.ibm.com>
10668 PR tree-optimization/39675
10669 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
10670 check of the return code of vect_schedule_slp. Check that
10671 stmt_vec_info still exists for the statement, before checking its
10672 vectorization type.
10674 2009-04-20 Michael Matz <matz@suse.de>
10676 * Makefile.in (generated_files): Take out $(simple_generated_c).
10678 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
10680 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
10681 (UINTPTR_TYPE): Likewise.
10683 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10686 * c-typeck.c (digest_init): Check for initializing an array with a
10689 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10692 * c-semantics.c (pop_stmt_list): Propagate
10693 STATEMENT_LIST_HAS_LABEL to parent statement list.
10695 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
10697 * config/mips/mips.h (mips_tune_attr): New macro.
10698 * config/mips/mips.md (cpu): Use it.
10700 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10703 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
10706 2009-04-19 Diego Novillo <dnovillo@google.com>
10708 * toplev.c (compile_file): Move call to coverage_finish ...
10709 * cgraphunit.c (ipa_passes): ... here.
10710 Call cgraph_process_new_functions.
10711 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
10712 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
10714 2009-04-19 Jan Hubicka <jh@suse.cz>
10716 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
10718 (dump_cgraph_node): Dump can throw external flag.
10719 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
10721 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
10725 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
10726 * common.opt (Wlogical-op): Move from here...
10727 * c.opt (Wlogical-op): ... to here.
10728 * c-typeck.c (parser_build_binary_op): Update call to
10729 warn_logical_operator.
10730 * c-opts.c (c_common_post_options): Enable warn_logical_op with
10732 * c-common.c (warn_logical_op): Update.
10733 * c-common.h (warn_logical_op): Update declaration.
10735 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
10737 * tree.c (protected_set_expr_location): Fix formatting.
10739 2009-04-18 Joseph Myers <joseph@codesourcery.com>
10742 * c-typeck.c (readonly_warning): new.
10743 (build_unary_op, build_modify_expr): Use readonly_warning for
10744 storing into something readonly but not const-qualified.
10746 2009-04-18 Joseph Myers <joseph@codesourcery.com>
10749 * c-typeck.c (build_unary_op): Check for taking address of
10750 expression of type void.
10752 2009-04-18 Joseph Myers <joseph@codesourcery.com>
10755 * c-typeck.c (build_function_call): Check for calling a function
10756 with qualified void return types. Call require_complete_type when
10759 2009-04-18 Jan Hubicka <jh@suse.cz>
10761 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
10763 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
10764 can_throw_external flag.
10765 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
10766 * ipa-pure-const.c (ignore_edge): New function.
10767 (propagate): Compute order for NOTHROW computation; set NOTHROWs
10768 only over can_throw_external edges.
10769 (local_pure_const): Add nothrow flag.
10770 * ipa-utils.c (searchc): Add ignore_edge callback.
10771 (ipa_utils_reduced_inorder): Add ignore_edge callback.
10772 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
10773 (set_nothrow_function_flags): Update cgraph.
10774 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
10776 2009-04-18 Richard Guenther <rguenther@suse.de>
10778 PR middle-end/39804
10779 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
10780 (fold_stmt): ... this and ...
10781 (fold_stmt_inplace): ... this.
10782 (fold_stmt_1): Fold references in calls and asms.
10783 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
10785 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10787 * tree-vrp.c (ssa_name_nonzero_p): Remove.
10788 * tree.h: Remove the prototype for ssa_name_nonzero_p.
10790 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10792 * tree.c (function_args_count): Remove.
10793 * tree.h: Remove the prototype for function_args_count.
10795 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10797 * tree-iterator.c (expr_only): Remove.
10798 * tree.h: Remove the prototype for expr_only.
10800 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10802 * reginfo.c (cannot_change_mode_set_regs): Remove.
10803 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
10805 2009-04-08 Anatoly Sokolov <aesok@post.ru>
10807 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
10808 whether operands 0 and 1 overlaps.
10810 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
10812 PR middle-end/36902
10813 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
10814 pointer. Use warning_at instead of warning.
10815 (search_for_addr_array): Likewise.
10816 (check_array_bounds): Likewise.
10817 (check_all_array_refs): Check that the incoming edge is not in the
10818 list of edges to be removed.
10819 (check_all_array_refs): Avoid the temporal pointer.
10820 (vrp_visit_cond_stmt): Fix typo.
10821 (simplify_switch_using_ranges): Handle the case where the switch
10822 index is an integer constant.
10824 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
10826 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
10828 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10830 * doc/extend.texi, doc/invoke.texi: Fix typos.
10832 2009-04-17 Cary Coutant <ccoutant@google.com>
10834 * tree-flow-inline.h (get_lineno): Fix inverted test.
10836 2009-04-17 Diego Novillo <dnovillo@google.com>
10838 * tree-ssa-pre.c (create_expression_by_pieces): Remove
10839 assertion for AVAIL_OUT.
10841 2009-04-17 Mike Frysinger <vapier@gentoo.org>
10844 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
10845 * config/sh/linux-atomic.asm: Likewise.
10847 2009-04-17 Diego Novillo <dnovillo@google.com>
10849 * except.c (debug_eh_tree): New.
10850 (struct eh_region, struct eh_status): Move ...
10851 * except.h: ... here.
10852 (add_type_for_runtime): Declare extern.
10853 (lookup_type_for_runtime): Likewise.
10854 (debug_eh_tree): Declare.
10855 * Makefile.in (GTFILES): List except.h before except.c
10857 2009-04-17 Diego Novillo <dnovillo@google.com>
10859 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
10860 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
10861 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
10862 (find_vars_r): ... here.
10863 * tree-flow.h (find_referenced_vars_in): Declare.
10864 * tree-ssa-pre.c (create_expression_by_pieces): Assert
10865 that AVAIL_OUT exists for BLOCK.
10866 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
10867 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
10868 (tree-parloops.o): Likewise.
10870 2009-04-17 Simon Baldwin <simonb@google.com>
10872 * toplev.c (default_tree_printer): Add handling for %E format.
10874 2009-04-17 Diego Novillo <dnovillo@google.com>
10876 * tree-pretty-print.c (dump_generic_node): Add break after
10877 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
10878 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
10879 FUNCTION_TYPE together. Call print_struct_decl when printing
10880 structures and TDF_SLIM is not given.
10881 (print_struct_decl): Fix logic for detecting recursion.
10883 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
10886 * gcc.c (create_at_file): New.
10887 (compile_input_file_p): New.
10888 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
10889 * main.c (main): Update call to toplev_main.
10890 * toplev.c (toplev_main): Change signature. Call expandargv.
10891 * toplev.h (toplev_main): Change signature.
10893 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
10895 * dwarf2out.c (field_byte_offset): Use the type size as the field size
10896 if the latter is not constant.
10898 2009-04-17 David Edelsohn <edelsohn@gnu.org>
10900 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
10902 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
10904 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
10905 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
10907 2009-04-17 Richard Guenther <rguenther@suse.de>
10909 * tree-ssa-structalias.c (get_constraint_for_component_ref):
10910 Handle component references view-converting an invariant address.
10912 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
10914 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
10915 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
10916 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
10917 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
10918 Use @deftypevr rather than @deftypevar.
10920 2009-04-17 Richard Guenther <rguenther@suse.de>
10922 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
10923 (get_prop_source_stmt): Likewise.
10924 (can_propagate_from): Likewise.
10926 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
10928 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
10929 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
10930 (--with-multilib-list): Add default value.
10931 * configure: Regenerate.
10932 * Makefile.in (TM_ENDIAN_CONFIG): Define.
10933 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
10934 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
10935 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
10936 Don't add default cpu to multilib list unnecessarily, but do enable
10937 the relevant compiler option..
10938 Add support for --with-multilib-list=<blank> and
10939 --with-multilib-list=!<somelib> to supress unwanted multilibs.
10940 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
10941 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
10942 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
10943 TM_MULTILIB_CONFIG.
10944 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
10945 (MULTILIB_OSDIRNAMES): New variable.
10946 * config/sh/t-1e: Delete file.
10947 * config/sh/t-mlib-sh1: Delete file.
10948 * config/sh/t-mlib-sh2: Delete file.
10949 * config/sh/t-mlib-sh2a: Delete file.
10950 * config/sh/t-mlib-sh2a-nofpu: Delete file.
10951 * config/sh/t-mlib-sh2a-single: Delete file.
10952 * config/sh/t-mlib-sh2a-single-only: Delete file.
10953 * config/sh/t-mlib-sh2e: Delete file.
10954 * config/sh/t-mlib-sh3e: Delete file.
10955 * config/sh/t-mlib-sh4: Delete file.
10956 * config/sh/t-mlib-sh4-nofpu: Delete file.
10957 * config/sh/t-mlib-sh4-single: Delete file.
10958 * config/sh/t-mlib-sh4-single-only: Delete file.
10959 * config/sh/t-mlib-sh4a: Delete file.
10960 * config/sh/t-mlib-sh4a-nofpu: Delete file.
10961 * config/sh/t-mlib-sh4a-single: Delete file.
10962 * config/sh/t-mlib-sh4a-single-only: Delete file.
10963 * config/sh/t-mlib-sh4al: Delete file.
10964 * config/sh/t-mlib-sh5-32media: Delete file.
10965 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
10966 * config/sh/t-mlib-sh5-64media: Delete file.
10967 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
10968 * config/sh/t-mlib-sh5-compact: Delete file.
10969 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
10970 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
10971 * doc/install.texi (Options specification): Add
10972 --with-multilib-list and --with-endian.
10974 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
10976 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
10978 (OBJS-common): Add plugin-version.o.
10979 (plugin-version.o): New.
10980 * gcc-plugin.h (plugin_gcc_version): New.
10981 (plugin_default_version_check): New.
10982 (plugin_init_func, plugin_init): Add version argument.
10983 * plugin-version.c: New.
10984 * plugin.c (str_plugin_gcc_version_name): New.
10985 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
10986 pass it to the init function.
10987 (plugin_default_version_check): New.
10989 2009-04-17 Richard Guenther <rguenther@suse.de>
10991 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
10992 for decl-vs-decl disambiguation.
10994 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
10996 * config/s390/s390.h (s390_tune_attr): New macro definition.
10997 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
10999 2009-04-17 Richard Guenther <rguenther@suse.de>
11001 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
11002 (fold_stmt_r): Likewise.
11003 (maybe_fold_reference): New function.
11004 (fold_gimple_assign): Handle cases fold_stmt_r did.
11005 (fold_stmt): Do not use fold_stmt_r.
11006 (fold_stmt_inplace): Likewise.
11008 2009-04-17 Richard Guenther <rguenther@suse.de>
11010 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
11011 (record_equivalences_from_stmt): Remove useless checks and
11013 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
11014 the type is already suitable.
11016 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
11018 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
11020 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
11022 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
11023 (CMPtype): Define as __gcc_CMPtype.
11025 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
11027 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
11028 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
11030 2009-04-17 Richard Guenther <rguenther@suse.de>
11032 PR tree-optimization/39746
11033 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
11034 special-casing for builtins and static variable use/def.
11035 (call_may_clobber_ref_p_1): Likewise.
11037 2009-04-16 Ian Lance Taylor <iant@google.com>
11039 * df.h: Include "timevar.h".
11040 (struct df_problem): Change tv_id field to timevar_id_t.
11041 * tree-pass.h: Include "timevar.h".
11042 (struct opt_pass): Change tv_id field to timevar_id_t.
11043 * timevar.h (timevar_id_t): Define TV_NONE.
11044 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
11045 TV_NONE rather than tv_id != 0.
11046 (execute_one_pass): Likewise.
11047 * Makefile.in (DF_H): Add $(TIMEVAR_H).
11048 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
11049 dependencies to $(TREE_PASS_H).
11050 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
11052 (pass_branch_target_load_optimize2): Likewise.
11053 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
11054 (pass_outof_cfg_layout_mode): Likewise.
11055 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
11056 (pass_rebuild_cgraph_edges): Likewise.
11057 (pass_remove_cgraph_callee_edges): Likewise.
11058 * df-core.c (pass_df_initialize_opt): Likewise.
11059 (pass_df_initialize_no_opt): Likewise.
11060 (pass_df_finish): Likewise.
11061 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
11062 * except.c (pass_set_nothrow_function_flags): Likewise.
11063 (pass_convert_to_eh_region_ranges): Likewise.
11064 * final.c (pass_compute_alignments): Likewise.
11065 * function.c (pass_instantiate_virtual_regs): Likewise.
11066 (pass_init_function): Likewise.
11067 (pass_leaf_regs): Likewise.
11068 (pass_match_asm_constraints): Likewise.
11069 * gimple-low.c (pass_lower_cf): Likewise.
11070 (pass_mark_used_blocks): Likewise.
11071 * init-regs.c (pass_initialize_regs): Likewise.
11072 * integrate.c (pass_initial_value_sets): Likewise.
11073 * ira.c (pass_ira): Likewise.
11074 * jump.c (pass_cleanup_barriers): Likewise.
11075 * omp-low.c (pass_expand_omp): Likewise.
11076 (pass_lower_omp): Likewise.
11077 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
11078 * recog.c (pass_split_all_insns): Likewise.
11079 (pass_split_after_reload): Likewise.
11080 (pass_split_before_regstack): Likewise.
11081 (pass_split_before_sched2): Likewise.
11082 (pass_split_for_shorten_branches): Likewise.
11083 * reginfo.c (pass_reginfo_init): Likewise.
11084 (pass_subregs_of_mode_init): Likewise.
11085 (pass_subregs_of_mode_finish): Likewise.
11086 * passes.c (pass_postreload): Likewise.
11087 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
11088 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
11089 (pass_warn_function_return): Likewise.
11090 (pass_warn_function_noreturn): Likewise.
11091 * tree-complex.c (pass_lower_complex): Likewise.
11092 (pass_lower_complex_O0): Likewise.
11093 * tree-if-conv.c (pass_if_conversion): Likewise.
11094 * tree-into-ssa.c (pass_build_ssa): Likewise.
11095 * tree-mudflap.c (pass_mudflap_1): Likewise.
11096 (pass_mudflap_2): Likewise.
11097 * tree-nomudflap.c (pass_mudflap_1): Likewise.
11098 (pass_mudflap_2): Likewise.
11099 * tree-nrv.c (pass_return_slot): Likewise.
11100 * tree-object-size.c (pass_object_sizes): Likewise.
11101 * tree-optimize.c (pass_all_optimizations): Likewise.
11102 (pass_early_local_passes): Likewise.
11103 (pass_all_early_optimizations): Likewise.
11104 (pass_cleanup_cfg): Likewise.
11105 (pass_cleanup_cfg_post_optimizing): Likewise.
11106 (pass_free_datastructures): Likewise.
11107 (pass_free_cfg_annotations): Likewise.
11108 (pass_fixup_cfg): Likewise.
11109 (pass_init_datastructures): Likewise.
11110 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
11111 (pass_late_warn_uninitialized): Likewise.
11112 (pass_update_address_taken): Likewise.
11113 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
11114 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
11115 (pass_cse_sincos): Likewise.
11116 (pass_convert_to_rsqrt): Likewise.
11117 * tree-ssa-structalias.c (pass_build_alias): Likewise.
11118 * tree-stdarg.c (pass_stdarg): Likewise.
11119 * tree-tailcall.c (pass_tail_recursion): Likewise.
11120 (pass_tail_calls): Likewise.
11121 * tree-vect-generic.c (pass_lower_vector): Likewise.
11122 (pass_lower_vector_ssa): Likewise.
11123 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
11125 2009-04-16 Joseph Myers <joseph@codesourcery.com>
11127 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
11129 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
11131 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
11132 logical and signext.
11134 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
11137 * config/sh/predicates.md (arith_operand): Check if the operand
11138 of TRUNCATE is a REG.
11140 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11142 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
11143 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
11145 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11147 * tree-iterator.c (tsi_split_statement_list_after,
11148 tsi_split_statement_list_before): Remove.
11149 * tree-iterator.h: Remove the prototypes for
11150 tsi_split_statement_list_after and tsi_split_statement_list_before.
11152 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11154 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
11155 * tree-ssa-propagate.h: Remove the prototype for
11156 stmt_makes_single_load.
11158 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11160 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
11161 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
11163 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11165 * tree-iterator.c (EXPR_LAST_BODY): Remove.
11167 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11169 * except.c (eh_region_outer_p): Remove.
11170 * except.h: Remove the prototype for eh_region_outer_p.
11172 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11174 * function.c (current_function_assembler_name): Remove.
11175 * function.h: Remove the prototype for
11176 current_function_assembler_name.
11178 2009-04-16 Ian Lance Taylor <iant@google.com>
11180 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
11181 (add_reg_note): Call alloc_reg_note.
11182 * rtl.h (alloc_reg_note): Declare.
11183 * combine.c (try_combine): Use alloc_reg_note.
11184 (recog_for_combine, move_deaths): Likewise.
11185 (distribute_notes): Use alloc_reg_note and add_reg_note.
11186 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
11187 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
11188 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
11190 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
11192 PR rtl-optimization/39762
11193 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
11194 ira_may_move_out_cost): Add comments about way of their usage.
11195 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
11197 * ira-conflicts.c (process_regs_for_copy): Use function
11198 ira_get_register_move_cost instead of global
11199 ira_register_move_cost.
11201 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
11202 color_pass, move_spill_restore, update_curr_costs): Ditto.
11204 * ira-lives.c (process_single_reg_class_operands): Ditto.
11206 * ira-emit.c (emit_move_list): Ditto.
11208 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
11209 (record_reg_classes): Ditto. Use functions
11210 ira_get_register_move_cost and ira_get_may_move_cost instead of
11211 global vars ira_register_move_cost, ira_may_move_out_cost and
11212 ira_may_move_in_cost.
11213 (record_address_regs): Don't call ira_init_register_move_cost.
11214 Use function ira_get_may_move_cost instead of global
11215 ira_may_move_in_cost.
11216 (process_bb_node_for_hard_reg_moves): Use function
11217 ira_get_register_move_cost instead of global ira_register_move_cost.
11218 (ira_costs): Don't call ira_init_register_move_cost.
11220 2009-04-16 Richard Guenther <rguenther@suse.de>
11222 * tree-cfg.c (verify_gimple_assign_binary):
11223 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
11224 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
11225 (create_general_new_stmt): Note that this function is broken.
11227 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11229 * common.opt (fhelp): Add Var(help_flag).
11230 * gcc-plugin.h (plugin_info): Add help.
11231 * plugin.c (plugin_name_args): Add help.
11232 (register_plugin_info): Set plugin->help.
11233 (print_help_one_plugin): New.
11234 (print_plugins_help): New.
11235 * plugin.h (print_plugins_help): New.
11236 * toplev.c (toplev_main): Call print_plugins_help if needed.
11238 2009-04-16 Richard Guenther <rguenther@suse.de>
11240 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
11241 (gimple_ior_addresses_taken_1): New function.
11242 (gimple_ior_addresses_taken): Likewise.
11243 * gimple.h (struct gimple_statement_with_ops_base): Remove
11244 addresses_taken member.
11245 (gimple_ior_addresses_taken): Declare.
11246 (gimple_addresses_taken, gimple_addresses_taken_ptr,
11247 gimple_set_addresses_taken): Remove.
11248 * ipa-reference.c (mark_address): New function.
11249 (scan_stmt_for_static_refs): Use it for marking addresses taken.
11250 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
11251 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
11252 (gimple_add_to_addresses_taken): Remove.
11253 (get_tmr_operands): Call mark_address_taken.
11254 (get_asm_expr_operands): Likewise.
11255 (get_expr_operands): Likewise.
11256 (build_ssa_operands): Do not clear the addresses_taken bitmap.
11257 (free_stmt_operands): Do not free it.
11258 * tree-ssa.c (delete_tree_ssa): Likewise.
11259 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
11261 2009-04-16 Richard Guenther <rguenther@suse.de>
11263 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
11264 (walk_stmt_load_store_ops): Likewise.
11265 * gimple.c (get_base_loadstore): New function.
11266 (walk_stmt_load_store_addr_ops): Likewise.
11267 (walk_stmt_load_store_ops): Likewise.
11268 * ipa-pure-const.c (check_op): Simplify.
11269 (check_load, check_store): New functions.
11270 (check_stmt): Use walk_stmt_load_store_ops.
11271 * ipa-reference.c (mark_load): Adjust signature.
11272 (mark_store): Likewise.
11273 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
11275 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11277 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
11278 (plugin_info): New.
11279 * opts.c (common_handle_option): Don't call print_version.
11280 * plugin.c (plugin_name_args): Add version.
11281 (register_plugin_info): New.
11282 (register_callback): Handle PLUGIN_INFO.
11283 (try_init_one_plugin): New.
11284 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
11286 (finalize_one_plugin): New.
11287 (finalize_plugins): New.
11288 (print_one_plugin): New.
11289 (print_plugins_versions): New.
11290 * plugin.h (print_plugins_versions): New.
11291 (finalize_plugins): New.
11292 * toplev.c (compile_file): Don't call initialize_plugins.
11293 (print_version): Call print_plugins_versions.
11294 (toplev_main): Call initialize_plugins. Print version if needed.
11295 Call finalize_plugins.
11297 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11299 * common.opt (fversion): New.
11300 * gcc.c (print_version): New.
11301 (process_command): Don't print the version. Just set print_version.
11302 (main): Print version. Call subprocesses if print_version and
11303 verbose_flag are set.
11304 * opts.c (common_handle_option): Handle OPT_fversion.
11306 2009-04-16 Richard Guenther <rguenther@suse.de>
11307 Ira Rosen <irar@il.ibm.com>
11309 PR tree-optimization/39698
11310 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
11311 type of the reduction variable. Only generate the def if
11314 * omp-low.c (expand_omp_for_generic): When converting to a pointer
11315 make sure to first convert to an integer of the same precision.
11316 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
11317 the type of the evolution correctly in computing the new
11318 induction variable base.
11320 2009-04-16 Richard Guenther <rguenther@suse.de>
11322 PR middle-end/39625
11323 * tree-cfg.c (make_blocks): Split statements with to-be
11324 abnormal SSA names on the lhs.
11326 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
11328 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
11329 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
11330 * c-typeck.c (really_start_incremental_init): Likewise.
11331 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
11332 (TARGET_INITIALIZER): Remove it.
11333 * target.h (struct target): Remove vector_opaque_p.
11334 * tree.c (build_opaque_vector_type): New.
11335 * tree.h (TYPE_VECTOR_OPAQUE): New.
11336 (build_opaque_vector_type): Declare.
11337 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
11338 * config/rs6000/rs6000.c (build_opaque_vector_type,
11339 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
11340 (rs6000_init_builtins): Use build_opaque_vector_type for
11341 opaque_V4SI_type_node.
11343 2009-04-15 Catherine Moore <clm@codesourcery.com>
11345 * debug.h (set_name): Declare.
11346 * dwarf2out.c (dwarf2out_set_name): Declare.
11347 (dwarf2_debug_hooks): Add set_name.
11348 (find_AT_string): New.
11349 (add_AT_string): Call find_AT_string.
11350 (dwarf2out_set_name): New.
11351 * cp/decl.c (grokdeclarator): Call set_name.
11352 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
11353 * debug.c (do_nothing_debug_hooks): Likewise.
11354 * dbxout.c (dbx_debug_hooks): Likewise.
11355 * sdbout.c (sdb_debug_hooks): Likewise.
11357 2009-04-15 Michael Eager <eager@eagercon.com>
11359 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
11360 reg for single-precision FPU.
11361 * config/rs6000/rs6000.md (movsi_internal1): Only for
11362 !TARGET_SINGLE_FPU.
11363 (movsi_internal1_single): New. Add pattern to move SI values to/from
11364 single-precision FP regs.
11366 2009-04-15 Richard Guenther <rguenther@suse.de>
11368 * omp-low.c (lower_rec_input_clauses): Build correct address
11370 (expand_omp_for_generic): Fix multiplication type.
11371 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
11372 (generate_memset_zero): Fix types.
11373 * tree-profile.c (prepare_instrumented_value): Correctly
11376 2009-04-15 Ian Lance Taylor <iant@google.com>
11378 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
11379 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
11380 for -Wall and for -Wc++-compat.
11381 (c_common_post_options): For C++, set warn_enum_compare if not
11383 * c-tree.h (struct c_expr): Add field original_type.
11384 (build_external_ref): Update declaration.
11385 * c-parser.c (c_parser_braced_init): Set original_type.
11386 (c_parser_initelt): Likewise.
11387 (c_parser_expr_no_commas): Likewise.
11388 (c_parser_conditional_expression): Likewise.
11389 (c_parser_cast_expression): Likewise.
11390 (c_parser_unary_expression): Likewise. Pull setting of
11391 original_code to top of function.
11392 (c_parser_sizeof_expression): Set original_type.
11393 (c_parser_alignof_expression): Likewise.
11394 (c_parser_postfix_expression): Likewise. Pull setting of
11395 original_code to top of function.
11396 (c_parser_postfix_expression_after_paren_type): Set original_type.
11397 (c_parser_postfix_expression_after_primary): Likewise.
11398 (c_parser_expression): Likewise.
11399 * c-typeck.c (build_external_ref): Add type parameter. Change all
11401 (c_expr_sizeof_expr): Set original_type field.
11402 (parser_build_unary_op): Likewise.
11403 (parser_build_binary_op): Likewise. Optionally warn about
11404 comparisons of enums of different types.
11405 (digest_init): Set original_type field.
11406 (really_start_incremental_init): Likewise.
11407 (push_init_level, pop_init_level): Likewise.
11408 * doc/invoke.texi (Warning Options): -Wenum-compare now
11411 2009-04-15 Richard Guenther <rguenther@suse.de>
11413 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
11414 out a necessary conversion.
11415 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
11416 names we didn't value number.
11417 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
11419 2009-04-15 Richard Guenther <rguenther@suse.de>
11421 PR tree-optimization/39764
11422 * tree-ssa-ccp.c (get_value): Canonicalize value with
11423 canonicalize_float_value.
11425 2009-04-15 Jan Hubicka <jh@suse.cz>
11427 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
11428 Wrong version of patch.
11430 2009-04-15 Jan Hubicka <jh@suse.cz>
11432 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
11434 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
11436 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
11437 our distinct integral and vector types.
11439 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
11441 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
11442 * init.c (build_vtbl_address): Remove call to assemble_external.
11444 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
11446 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
11447 output for other floating point modes.
11449 2009-04-14 Diego Novillo <dnovillo@google.com>
11451 * diagnostic.c (diagnostic_report_diagnostic): Do not
11452 warn about loaded plugins for DK_ERROR and DK_WARNING.
11453 * c-decl.c (declspecs_add_type): Move call to
11454 invoke_plugin_callbacks ...
11455 * c-parser.c (c_parser_declspecs): ... here.
11456 * plugin.c (dump_active_plugins): Tidy output.
11458 2009-04-14 Diego Novillo <dnovillo@google.com>
11459 Le-Chun Wu <lcwu@google.com>
11461 * configure.ac: Add --enable-plugin support.
11462 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
11463 * Makefile.in (PLUGIN_H): Define.
11464 Export ENABLE_PLUGIN and GMPINC to site.exp.
11465 Add PLUGINLIBS to link command.
11466 Add/modify dependencies for plugin.o and files including plugin.h.
11468 * config.in: Regenerate.
11470 * opts.c (common_handle_option): Handle OPT_fplugin_ and
11473 2009-04-14 Le-Chun Wu <lcwu@google.com>
11475 * tree-pass.h (register_one_dump_file): Add a prototype for
11476 register_one_dump_file.
11477 * toplev.c (compile_file): Call initialize_plugins.
11478 (do_compile): Call invoke_plugin_callbacks.
11479 (toplev_main): Call invoke_plugin_callbacks.
11480 * common.opt: Add -fplugin= and -fplugin-arg-.
11481 * gcc-plugin.h: New public header file for plugins to include.
11482 * plugin.c: New source file.
11483 * plugin.h: New internal header file.
11484 * passes.c (register_one_dump_file): Make it external.
11486 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
11488 2009-04-14 Diego Novillo <dnovillo@google.com>
11490 * doc/plugins.texi: New.
11491 * doc/gccint.texi: Add reference to Plugins chapter.
11492 * doc/invoke.texi: Document -fplugin and -fplugin-arg
11493 * diagnostic.c (diagnostic_report_diagnostic): Warn about
11494 loaded plugins, if any.
11495 * timevar.def (TV_PLUGIN_INIT): Define.
11496 (TV_PLUGIN_RUN): Define.
11497 * plugin.c: Include timevar.h
11498 (plugins_active_p): New.
11499 (dump_active_plugins): New.
11500 (debug_active_plugins): New.
11502 2009-04-14 Joseph Myers <joseph@codesourcery.com>
11504 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
11506 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
11508 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
11510 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
11511 the same as a minus without a shift.
11513 2009-04-14 Nick Clifton <nickc@redhat.com>
11515 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
11516 comparisons with small integers will always produce a short
11519 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
11522 2008-12-19 Diego Novillo <dnovillo@google.com>
11524 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
11526 2009-04-14 Richard Guenther <rguenther@suse.de>
11528 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
11530 (verify_gimple_assign_binary): Likewise. Handle shifts and
11532 (verify_gimple_phi): Print the mismatched argument position.
11533 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
11535 (vect_update_init_of_dr): Likewise.
11536 * matrix-reorg.c (transform_access_sites): Do what the
11538 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
11540 2009-04-13 Michael Eager <eager@eagercon.com>
11542 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
11543 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
11544 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
11545 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
11546 remove duplicate config
11548 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11550 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
11551 file_name:line_number type locator of the call site.
11553 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
11555 * genautomata.c: Put blank after comma.
11556 (automaton_decls): New.
11557 (struct unit_usage): Add comments to member next.
11558 (store_alt_unit_usage): Keep the list ordered.
11559 (unit_present_on_list_p, equal_alternatives_p): New.
11560 (check_regexp_units_distribution): Check units distribution
11561 correctness correctly.
11562 (main): Don't write automata if error is found. Return correct
11565 * config/m68k/cf.md (cfv4_ds): Remove.
11566 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
11567 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
11569 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
11570 power4-load-ext, power4-store, power4-store-update,
11571 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
11572 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
11573 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
11574 power4-sqrt, power4-isync): Modify reservation to make correct
11575 unit distribution to automata.
11577 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
11578 power5-store-update, power5-two, power5-three, power5-lmul,
11579 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
11581 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
11583 * except.c (pass_set_nothrow_function_flags): Set name and add
11585 (set_nothrow_function_flags): Mention in the dump file when
11586 changing a function to nothrow.
11588 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
11591 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
11592 instead of unsigned long.
11594 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11596 * config/arm/arm.c (return_used_this_function): Remove.
11597 (arm_output_function_prologue): Remove use of
11598 return_used_this_function.
11599 (output_return_instruction): Replace use of
11600 return_used_this_function
11601 by cfun->machine->return_used_this_function.
11602 (arm_output_epilogue): Likewise.
11603 (arm_output_function_epilogue): Likewise.
11604 (thumb_unexpanded_epilogue): Likewise.
11605 * config/arm/arm.h (struct machine_function):
11606 New member return_used_this_function.
11608 2009-04-12 Mark Mitchell <mark@codesourcery.com>
11610 * doc/install.texi: Correct description of default directory for
11611 --with-gxx-include-dir.
11613 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
11615 * fold-const.c (build_range_check): Properly deal with enumeral and
11616 boolean base types.
11618 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
11620 * doc/invoke.texi (max_gcse_passes): Remove documentation.
11621 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
11622 * params.h (MAX_GCSE_PASSES): Remove.
11623 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
11624 in sequence. Remove ability to run multiple passes.
11625 (bypass_jumps): Report run as third CPROP pass.
11627 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
11629 PR middle-end/39651
11630 * except.c (can_throw_external): Look at each insn in a SEQUENCE
11631 when deciding whether the whole SEQUENCE can throw.
11633 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
11636 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
11637 offseted label references.
11639 2009-04-11 Jan Hubicka <jh@suse.cz>
11641 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
11643 2009-04-11 Richard Guenther <rguenther@suse.de>
11645 PR middle-end/39732
11646 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
11647 return variables as TREE_ADDRESSABLE.
11649 2009-04-11 Richard Guenther <rguenther@suse.de>
11651 PR tree-optimization/39713
11652 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
11653 reference trees have SSA_NAME operands.
11655 2009-04-11 Richard Guenther <rguenther@suse.de>
11658 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
11659 address expressions.
11661 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
11663 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
11664 match changes in Cygwin 1.7
11665 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
11666 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
11668 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
11670 PR tree-optimization/39701
11671 * doc/invoke.texi (Optimization Options): Document change in
11672 meaning and initialization of -fdelete-null-pointer-checks.
11674 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
11676 PR middle-end/39701
11677 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
11679 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
11682 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
11684 2009-04-10 Chao-ying Fu <fu@mips.com>
11686 * doc/tm.texi (Instruction Output): Document
11687 TARGET_ASM_FINAL_POSTSCAN_INSN.
11688 * target.h (final_postscan_insn): New field in asm_out.
11689 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
11690 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
11691 * final.c (final_scan_insn): Call
11692 targetm.asm_out.final_postscan_insn after outputting
11693 an asm macro and a normal instruction.
11695 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
11696 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
11697 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
11698 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
11699 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
11701 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
11703 PR middle-end/39701
11704 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
11705 variables as non-NULL even with -fdelete-null-pointer-checks.
11707 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
11709 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
11711 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
11714 * config/i386/i386.c (classify_argument): Handle SCmode with
11715 (bit_offset % 64) != 0.
11717 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
11719 * doc/invoke.texi (Optimize Options): Add cross-reference to
11720 -Q --help=optimizers examples.
11722 2009-04-10 Ben Elliston <bje@au.ibm.com>
11725 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
11726 regalign for the reg == fpr and TDmode case.
11728 2009-04-09 David Ayers <ayers@fsfe.org>
11731 * objc/objc-act.c (warn_with_method): Remove helper function.
11732 (check_duplicates): Call warning and inform directly.
11733 (really_start_method): Likewise.
11735 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
11737 * expmed.c (expand_divmod): Always use a comparison for a division
11738 by a large unsigned integer.
11740 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
11741 for things others than variables or functions as nonzero.
11743 2009-04-09 Nick Clifton <nickc@redhat.com>
11745 * unwind-compat.c: Change copyright header to refer to version
11746 3 of the GNU General Public License with version 3.1 of the
11747 GCC Runtime Library Exception and to point readers at the
11748 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
11749 * config/alpha/crtfastmath.c: Likewise.
11750 * config/alpha/linux-unwind.h: Likewise.
11751 * config/alpha/qrnnd.asm: Likewise.
11752 * config/alpha/vms-crt0-64.c: Likewise.
11753 * config/alpha/vms-crt0.c: Likewise.
11754 * config/alpha/vms-dwarf2.asm: Likewise.
11755 * config/alpha/vms-dwarf2eh.asm: Likewise.
11756 * config/alpha/vms-psxcrt0-64.c: Likewise.
11757 * config/alpha/vms-psxcrt0.c: Likewise.
11758 * config/alpha/vms_tramp.asm: Likewise.
11759 * config/arc/initfini.c: Likewise.
11760 * config/arc/lib1funcs.asm: Likewise.
11761 * config/arm/bpabi-v6m.S: Likewise.
11762 * config/arm/bpabi.S: Likewise.
11763 * config/arm/bpabi.c: Likewise.
11764 * config/arm/crti.asm: Likewise.
11765 * config/arm/crtn.asm: Likewise.
11766 * config/arm/ieee754-df.S: Likewise.
11767 * config/arm/ieee754-sf.S: Likewise.
11768 * config/arm/lib1funcs.asm: Likewise.
11769 * config/arm/libunwind.S: Likewise.
11770 * config/arm/linux-atomic.c: Likewise.
11771 * config/arm/mmintrin.h: Likewise.
11772 * config/arm/pr-support.c: Likewise.
11773 * config/arm/unaligned-funcs.c: Likewise.
11774 * config/arm/unwind-arm.c: Likewise.
11775 * config/arm/unwind-arm.h: Likewise.
11776 * config/avr/libgcc.S: Likewise.
11777 * config/bfin/crti.s: Likewise.
11778 * config/bfin/crtlibid.s: Likewise.
11779 * config/bfin/crtn.s: Likewise.
11780 * config/bfin/lib1funcs.asm: Likewise.
11781 * config/bfin/linux-unwind.h: Likewise.
11782 * config/cris/arit.c: Likewise.
11783 * config/cris/cris_abi_symbol.c: Likewise.
11784 * config/darwin-64.c: Likewise.
11785 * config/darwin-crt2.c: Likewise.
11786 * config/darwin-crt3.c: Likewise.
11787 * config/darwin.h: Likewise.
11788 * config/dbxelf.h: Likewise.
11789 * config/dfp-bit.c: Likewise.
11790 * config/dfp-bit.h: Likewise.
11791 * config/elfos.h: Likewise.
11792 * config/fixed-bit.c: Likewise.
11793 * config/fixed-bit.h: Likewise.
11794 * config/fp-bit.c: Likewise.
11795 * config/fp-bit.h: Likewise.
11796 * config/fr30/crti.asm: Likewise.
11797 * config/fr30/crtn.asm: Likewise.
11798 * config/fr30/lib1funcs.asm: Likewise.
11799 * config/freebsd-spec.h: Likewise.
11800 * config/frv/cmovd.c: Likewise.
11801 * config/frv/cmovh.c: Likewise.
11802 * config/frv/cmovw.c: Likewise.
11803 * config/frv/frvbegin.c: Likewise.
11804 * config/frv/frvend.c: Likewise.
11805 * config/frv/lib1funcs.asm: Likewise.
11806 * config/glibc-stdint.h: Likewise.
11807 * config/h8300/clzhi2.c: Likewise.
11808 * config/h8300/crti.asm: Likewise.
11809 * config/h8300/crtn.asm: Likewise.
11810 * config/h8300/ctzhi2.c: Likewise.
11811 * config/h8300/fixunssfsi.c: Likewise.
11812 * config/h8300/lib1funcs.asm: Likewise.
11813 * config/h8300/parityhi2.c: Likewise.
11814 * config/h8300/popcounthi2.c: Likewise.
11815 * config/i386/ammintrin.h: Likewise.
11816 * config/i386/att.h: Likewise.
11817 * config/i386/avxintrin.h: Likewise.
11818 * config/i386/biarch64.h: Likewise.
11819 * config/i386/bmmintrin.h: Likewise.
11820 * config/i386/cpuid.h: Likewise.
11821 * config/i386/cross-stdarg.h: Likewise.
11822 * config/i386/crtfastmath.c: Likewise.
11823 * config/i386/crtprec.c: Likewise.
11824 * config/i386/cygming-crtbegin.c: Likewise.
11825 * config/i386/cygming-crtend.c: Likewise.
11826 * config/i386/cygwin.asm: Likewise.
11827 * config/i386/emmintrin.h: Likewise.
11828 * config/i386/gmm_malloc.h: Likewise.
11829 * config/i386/gthr-win32.c: Likewise.
11830 * config/i386/i386.h: Likewise.
11831 * config/i386/immintrin.h: Likewise.
11832 * config/i386/linux-unwind.h: Likewise.
11833 * config/i386/linux64.h: Likewise.
11834 * config/i386/mm3dnow.h: Likewise.
11835 * config/i386/mmintrin-common.h: Likewise.
11836 * config/i386/mmintrin.h: Likewise.
11837 * config/i386/nmmintrin.h: Likewise.
11838 * config/i386/pmm_malloc.h: Likewise.
11839 * config/i386/pmmintrin.h: Likewise.
11840 * config/i386/smmintrin.h: Likewise.
11841 * config/i386/sol2-c1.asm: Likewise.
11842 * config/i386/sol2-ci.asm: Likewise.
11843 * config/i386/sol2-cn.asm: Likewise.
11844 * config/i386/sol2-gc1.asm: Likewise.
11845 * config/i386/tmmintrin.h: Likewise.
11846 * config/i386/unix.h: Likewise.
11847 * config/i386/w32-unwind.h: Likewise.
11848 * config/i386/wmmintrin.h: Likewise.
11849 * config/i386/x86-64.h: Likewise.
11850 * config/i386/x86intrin.h: Likewise.
11851 * config/i386/xmmintrin.h: Likewise.
11852 * config/ia64/crtbegin.asm: Likewise.
11853 * config/ia64/crtend.asm: Likewise.
11854 * config/ia64/crtfastmath.c: Likewise.
11855 * config/ia64/crti.asm: Likewise.
11856 * config/ia64/crtn.asm: Likewise.
11857 * config/ia64/fde-glibc.c: Likewise.
11858 * config/ia64/lib1funcs.asm: Likewise.
11859 * config/ia64/linux-unwind.h: Likewise.
11860 * config/ia64/quadlib.c: Likewise.
11861 * config/ia64/unwind-ia64.c: Likewise.
11862 * config/linux.h: Likewise.
11863 * config/m32c/m32c-lib1.S: Likewise.
11864 * config/m32c/m32c-lib2-trapv.c: Likewise.
11865 * config/m32c/m32c-lib2.c: Likewise.
11866 * config/m32r/initfini.c: Likewise.
11867 * config/m68hc11/larith.asm: Likewise.
11868 * config/m68hc11/m68hc11-crt0.S: Likewise.
11869 * config/m68k/cf.md: Likewise.
11870 * config/m68k/crti.s: Likewise.
11871 * config/m68k/crtn.s: Likewise.
11872 * config/m68k/lb1sf68.asm: Likewise.
11873 * config/m68k/linux-unwind.h: Likewise.
11874 * config/mcore/crti.asm: Likewise.
11875 * config/mcore/crtn.asm: Likewise.
11876 * config/mcore/lib1.asm: Likewise.
11877 * config/mips/linux-unwind.h: Likewise.
11878 * config/mips/loongson.h: Likewise.
11879 * config/mips/mips16.S: Likewise.
11880 * config/mmix/crti.asm: Likewise.
11881 * config/mmix/crtn.asm: Likewise.
11882 * config/pa/fptr.c: Likewise.
11883 * config/pa/hpux-unwind.h: Likewise.
11884 * config/pa/lib2funcs.asm: Likewise.
11885 * config/pa/linux-atomic.c: Likewise.
11886 * config/pa/linux-unwind.h: Likewise.
11887 * config/pa/milli64.S: Likewise.
11888 * config/pa/quadlib.c: Likewise.
11889 * config/pa/stublib.c: Likewise.
11890 * config/picochip/libgccExtras/adddi3.asm: Likewise.
11891 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
11892 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
11893 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
11894 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
11895 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
11896 * config/picochip/libgccExtras/divmod15.asm: Likewise.
11897 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
11898 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
11899 * config/picochip/libgccExtras/longjmp.asm: Likewise.
11900 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
11901 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
11902 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
11903 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
11904 * config/picochip/libgccExtras/setjmp.asm: Likewise.
11905 * config/picochip/libgccExtras/subdi3.asm: Likewise.
11906 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
11907 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
11908 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
11909 * config/rs6000/750cl.h: Likewise.
11910 * config/rs6000/altivec.h: Likewise.
11911 * config/rs6000/biarch64.h: Likewise.
11912 * config/rs6000/crtresfpr.asm: Likewise.
11913 * config/rs6000/crtresgpr.asm: Likewise.
11914 * config/rs6000/crtresxfpr.asm: Likewise.
11915 * config/rs6000/crtresxgpr.asm: Likewise.
11916 * config/rs6000/crtsavfpr.asm: Likewise.
11917 * config/rs6000/crtsavgpr.asm: Likewise.
11918 * config/rs6000/darwin-asm.h: Likewise.
11919 * config/rs6000/darwin-fallback.c: Likewise.
11920 * config/rs6000/darwin-fpsave.asm: Likewise.
11921 * config/rs6000/darwin-ldouble.c: Likewise.
11922 * config/rs6000/darwin-tramp.asm: Likewise.
11923 * config/rs6000/darwin-unwind.h: Likewise.
11924 * config/rs6000/darwin-vecsave.asm: Likewise.
11925 * config/rs6000/darwin-world.asm: Likewise.
11926 * config/rs6000/e500crtres32gpr.asm: Likewise.
11927 * config/rs6000/e500crtres64gpr.asm: Likewise.
11928 * config/rs6000/e500crtres64gprctr.asm: Likewise.
11929 * config/rs6000/e500crtrest32gpr.asm: Likewise.
11930 * config/rs6000/e500crtrest64gpr.asm: Likewise.
11931 * config/rs6000/e500crtresx32gpr.asm: Likewise.
11932 * config/rs6000/e500crtresx64gpr.asm: Likewise.
11933 * config/rs6000/e500crtsav32gpr.asm: Likewise.
11934 * config/rs6000/e500crtsav64gpr.asm: Likewise.
11935 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
11936 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
11937 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
11938 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
11939 * config/rs6000/eabi-ci.asm: Likewise.
11940 * config/rs6000/eabi-cn.asm: Likewise.
11941 * config/rs6000/eabi.asm: Likewise.
11942 * config/rs6000/linux-unwind.h: Likewise.
11943 * config/rs6000/linux64.h: Likewise.
11944 * config/rs6000/paired.h: Likewise.
11945 * config/rs6000/paired.md: Likewise.
11946 * config/rs6000/ppc64-fp.c: Likewise.
11947 * config/rs6000/ppu_intrinsics.h: Likewise.
11948 * config/rs6000/rs6000.h: Likewise.
11949 * config/rs6000/si2vmx.h: Likewise.
11950 * config/rs6000/sol-ci.asm: Likewise.
11951 * config/rs6000/sol-cn.asm: Likewise.
11952 * config/rs6000/spe.h: Likewise.
11953 * config/rs6000/spu2vmx.h: Likewise.
11954 * config/rs6000/sysv4.h: Likewise.
11955 * config/rs6000/tramp.asm: Likewise.
11956 * config/rs6000/vec_types.h: Likewise.
11957 * config/s390/linux-unwind.h: Likewise.
11958 * config/s390/tpf-unwind.h: Likewise.
11959 * config/score/crti.asm: Likewise.
11960 * config/score/crtn.asm: Likewise.
11961 * config/sh/crt1.asm: Likewise.
11962 * config/sh/crti.asm: Likewise.
11963 * config/sh/crtn.asm: Likewise.
11964 * config/sh/divtab-sh4-300.c: Likewise.
11965 * config/sh/divtab-sh4.c: Likewise.
11966 * config/sh/divtab.c: Likewise.
11967 * config/sh/lib1funcs-4-300.asm: Likewise.
11968 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
11969 * config/sh/lib1funcs.asm: Likewise.
11970 * config/sh/lib1funcs.h: Likewise.
11971 * config/sh/linux-atomic.asm: Likewise.
11972 * config/sh/linux-unwind.h: Likewise.
11973 * config/sh/shmedia.h: Likewise.
11974 * config/sh/sshmedia.h: Likewise.
11975 * config/sh/ushmedia.h: Likewise.
11976 * config/sparc/crtfastmath.c: Likewise.
11977 * config/sparc/linux-unwind.h: Likewise.
11978 * config/sparc/sol2-c1.asm: Likewise.
11979 * config/sparc/sol2-ci.asm: Likewise.
11980 * config/sparc/sol2-cn.asm: Likewise.
11981 * config/spu/divmodti4.c: Likewise.
11982 * config/spu/divv2df3.c: Likewise.
11983 * config/spu/float_disf.c: Likewise.
11984 * config/spu/float_unsdidf.c: Likewise.
11985 * config/spu/float_unsdisf.c: Likewise.
11986 * config/spu/float_unssidf.c: Likewise.
11987 * config/spu/mfc_multi_tag_release.c: Likewise.
11988 * config/spu/mfc_multi_tag_reserve.c: Likewise.
11989 * config/spu/mfc_tag_release.c: Likewise.
11990 * config/spu/mfc_tag_reserve.c: Likewise.
11991 * config/spu/mfc_tag_table.c: Likewise.
11992 * config/spu/multi3.c: Likewise.
11993 * config/spu/spu_internals.h: Likewise.
11994 * config/spu/spu_intrinsics.h: Likewise.
11995 * config/spu/spu_mfcio.h: Likewise.
11996 * config/spu/vec_types.h: Likewise.
11997 * config/spu/vmx2spu.h: Likewise.
11998 * config/stormy16/stormy16-lib2.c: Likewise.
11999 * config/svr4.h: Likewise.
12000 * config/sync.c: Likewise.
12001 * config/v850/lib1funcs.asm: Likewise.
12002 * config/vxlib-tls.c: Likewise.
12003 * config/vxlib.c: Likewise.
12004 * config/vxworks-dummy.h: Likewise.
12005 * config/xtensa/crti.asm: Likewise.
12006 * config/xtensa/crtn.asm: Likewise.
12007 * config/xtensa/ieee754-df.S: Likewise.
12008 * config/xtensa/ieee754-sf.S: Likewise.
12009 * config/xtensa/lib1funcs.asm: Likewise.
12010 * config/xtensa/lib2funcs.S: Likewise.
12011 * config/xtensa/linux-unwind.h: Likewise.
12012 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
12013 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
12014 * coretypes.h: Likewise.
12015 * crtstuff.c: Likewise.
12016 * defaults.h: Likewise.
12017 * dwarf2.h: Likewise.
12018 * emutls.c: Likewise.
12019 * gbl-ctors.h: Likewise.
12020 * gcov-io.h: Likewise.
12021 * ginclude/float.h: Likewise.
12022 * ginclude/iso646.h: Likewise.
12023 * ginclude/stdarg.h: Likewise.
12024 * ginclude/stdbool.h: Likewise.
12025 * ginclude/stddef.h: Likewise.
12026 * ginclude/stdfix.h: Likewise.
12027 * ginclude/stdint-gcc.h: Likewise.
12028 * ginclude/tgmath.h: Likewise.
12029 * gthr-aix.h: Likewise.
12030 * gthr-dce.h: Likewise.
12031 * gthr-gnat.c: Likewise.
12032 * gthr-gnat.h: Likewise.
12033 * gthr-lynx.h: Likewise.
12034 * gthr-mipssde.h: Likewise.
12035 * gthr-nks.h: Likewise.
12036 * gthr-posix.c: Likewise.
12037 * gthr-posix.h: Likewise.
12038 * gthr-posix95.h: Likewise.
12039 * gthr-rtems.h: Likewise.
12040 * gthr-single.h: Likewise.
12041 * gthr-solaris.h: Likewise.
12042 * gthr-tpf.h: Likewise.
12043 * gthr-vxworks.h: Likewise.
12044 * gthr-win32.h: Likewise.
12045 * gthr.h: Likewise.
12046 * libgcc2.c: Likewise.
12047 * libgcc2.h: Likewise.
12048 * libgcov.c: Likewise.
12049 * tsystem.h: Likewise.
12050 * typeclass.h: Likewise.
12051 * unwind-c.c: Likewise.
12052 * unwind-compat.h: Likewise.
12053 * unwind-dw2-fde-compat.c: Likewise.
12054 * unwind-dw2-fde-darwin.c: Likewise.
12055 * unwind-dw2-fde-glibc.c: Likewise.
12056 * unwind-dw2-fde.c: Likewise.
12057 * unwind-dw2-fde.h: Likewise.
12058 * unwind-dw2.c: Likewise.
12059 * unwind-dw2.h: Likewise.
12060 * unwind-generic.h: Likewise.
12061 * unwind-pe.h: Likewise.
12062 * unwind-sjlj.c: Likewise.
12063 * unwind.inc: Likewise.
12064 * config/arm/neon-gen.ml: Change generated copyright header to
12065 refer to version 3 of the GNU General Public License with
12066 version 3.1 of the GCC Runtime Library Exception and to point
12067 readers at the COPYING3 and COPYING3.RUNTIME files and the
12068 FSF's license web page.
12069 * config/arm/arm_neon.h: Regenerate.
12071 2009-04-09 Jakub Jelinek <jakub@redhat.com>
12073 * config/cris/cris.md: Change copyright header to refer to version
12074 3 of the GNU General Public License.
12075 * doc/install.texi2html: Change copyright header to refer to version
12076 3 of the GNU General Public License and to point readers at the
12077 COPYING3 file and the FSF's license web page.
12078 * config/vax/linux.h: Likewise.
12080 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12082 * config/i386/i386.md (cmpcc): New.
12083 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
12084 (sync_compare_and_swap_cc*): Delete.
12086 * config/s390/s390.c (s390_compare_emitted): Remove.
12087 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
12088 s390_compare_emitted used to be handled. Assert that modes match.
12089 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
12090 refer to sync_compare_and_swap_ccsi.
12091 * config/s390/s390.h (s390_compare_emitted): Remove.
12092 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
12093 instead of s390_compare_emitted.
12094 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
12095 instead of s390_compare_emitted.
12096 * config/s390/s390.md (cmpcc): New.
12097 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
12098 CC_REGNUM, do not pretend it's set.
12099 (sync_compare_and_swap_cc*): Delete.
12100 * config/s390/predicates.md (cc_reg_operand): New.
12102 * expr.c (sync_compare_and_swap_cc): Delete.
12103 * optabs.h (sync_compare_and_swap_cc): Delete.
12104 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
12105 is being used with can_compare_p.
12106 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
12107 (find_cc_set): New.
12108 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
12109 look for a MODE_CC set instead. Use emit_store_flag.
12110 (expand_compare_and_swap_loop): Likewise, with some additional
12111 complication to avoid a force_reg when useless. Use
12112 emit_cmp_and_jump_insns.
12113 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
12114 * doc/md.texi (sync_compare_and_swap_cc): Merge with
12115 sync_compare_and_swap documentation.
12117 2009-04-09 Jan Hubicka <jh@suse.cz>
12119 * except.c (find_prev_try): Break out from ....
12120 (duplicate_eh_regions): ... here; properly update prev_try pointers
12121 when duplication part of tree.
12122 (dump_eh_tree): Improve dumping.
12123 (verify_eh_region): New.
12124 (verify_eh_tree): Use it.
12126 2009-04-06 Richard Guenther <rguenther@suse.de>
12128 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
12129 &ARRAY addresses by adjusting their types and prepending
12131 * tree-cfg.c (verify_gimple_assign_single): Verify that
12132 addresses are correct.
12134 2009-04-09 Richard Guenther <rguenther@suse.de>
12136 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
12137 indices into an array reference if possible.
12138 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
12139 Fold POINTER_PLUS_EXPR statements with invariant address.
12141 2009-04-09 Alan Modra <amodra@bigpond.net.au>
12144 * config.gcc (powerpc64-*-linux*): Always build biarch.
12146 2009-04-09 Joseph Myers <joseph@codesourcery.com>
12149 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
12150 it and pedwarn if this results in an INTEGER_CST.
12152 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12154 * doc/install.texi: Update minimum GMP version. Remove obsolete
12155 text in MPFR section.
12157 2009-04-08 Jakub Jelinek <jakub@redhat.com>
12159 * dwarf2out.c (class_scope_p): New static inline.
12160 (class_or_namespace_scope_p): Use it.
12161 (gen_variable_die): Use DW_TAG_member tag for static data member
12162 declarations instead of DW_TAG_variable.
12164 PR middle-end/39573
12165 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
12168 2009-04-08 Richard Guenther <rguenther@suse.de>
12170 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
12171 valueize random data.
12173 2009-04-08 David Edelsohn <edelsohn@gnu.org>
12175 * config.gcc (aix tm_file): Add aix-stdint.h.
12176 (aix tm clause use_gcc_stdint): Set to wrap.
12177 * config/rs6000/aix-stdint.h: New file.
12179 2009-04-08 Richard Guenther <rguenther@suse.de>
12181 PR middle-end/36291
12182 * tree-dfa.c (add_referenced_var): Do not recurse into
12183 global initializers.
12184 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
12186 (fold_const_aggregate_ref): Likewise.
12188 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12190 * recog.c (ordered_comparison_operator): New.
12191 * gensupport.c (std_preds): Add it.
12192 * doc/md.texi (Machine-Independent Predicates): Document it.
12194 2009-04-08 Jan Hubicka <jh@suse.cz>
12196 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
12197 * function.h (rtl_eh): Remove exception_handler_label_map.
12198 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
12199 remove_exception_handler_label, for_each_eh_label_1): Remove.
12200 (rtl_remove_unreachable_regions): Remove.
12201 (convert_from_eh_region_ranges): Do not remove unreachable regions.
12202 (find_exception_handler_labels): Don't build the hashtable.
12203 (maybe_remove_eh_handler): Remove.
12204 (for_each_eh_label): Rewrite to walk the tree.
12205 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
12206 * except.h (maybe_remove_eh_handler): Remove.
12207 * passes.c (init_optimization_passes): Schedule second EH cleanup
12209 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
12210 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
12212 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12214 * genoutput.c (validate_optab_operands): New.
12215 (gen_insn, gen_expand): Call it.
12217 * genflags.c (gen_insn): Detect misused iterators.
12218 (main): Pass line_no to gen_insn, exit with status 1 on error.
12220 * genextract.c (line_no): Make global.
12221 (VEC_safe_set_locstr): Change assertion to error message.
12222 (main): Exit with status 1 on error.
12224 2009-04-08 Joseph Myers <joseph@codesourcery.com>
12228 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
12229 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
12230 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
12231 * c-convert.c (convert): Do not call fold on results of conversion
12232 functions when the result is a C_MAYBE_CONST_EXPR.
12233 * c-parser.c (c_parser_postfix_expression): Do not fold condition
12234 of __builtin_choose_expr.
12235 * c-typeck.c (remove_c_maybe_const_expr): New.
12236 (build_unary_op, build_conditional_expr, build_compound_expr,
12237 build_binary_op, c_objc_common_truthvalue_conversion): Call
12238 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
12241 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
12243 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
12244 CODE to produce a new one. Add a prototype to use fold_convert_const
12246 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
12249 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
12250 mix declarations and code.
12252 2009-04-08 Ben Elliston <bje@au.ibm.com>
12254 * gcc.c: Replace `CC' with `GCC' throughout.
12256 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
12258 * doc/invoke.texi: Document Atom support.
12260 2009-04-07 Jason Merrill <jason@redhat.com>
12263 * c-common.h, c-common.c: Add flag_pretty_templates.
12264 * c-opts.c (c_common_handle_option): Set it.
12265 * c.opt: Add -fno-pretty-templates.
12266 * doc/invoke.texi (C++ Dialect Options): Likewise.
12268 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
12270 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
12271 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
12272 (ia64_expand_builtin): Likewise.
12274 2009-04-07 Martin Jambor <mjambor@suse.cz>
12276 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
12277 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
12278 ADDR_EXPRS are include too.
12280 2009-04-07 Richard Guenther <rguenther@suse.de>
12282 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
12283 decls are only used if passes as parameters or if they are
12284 local statics and the call is not to a builtin.
12285 (call_may_clobber_ref_p_1): Likewise.
12287 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12289 * expr.c (do_store_flag): Remove last argument. Simplify code
12290 to avoid duplication of tests already done by can_compare_p.
12291 (expand_expr_real_1): Adjust caller.
12293 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12295 * optabs.c (can_compare_p): Test the predicate of a
12296 cbranch and cstore pattern.
12298 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12300 * expr.c (convert_move): Use emit_store_flag instead of
12303 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12305 * config/i386/i386.c (ix86_compare_emitted): Remove.
12306 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
12307 ix86_compare_op0 like ix86_compare_emitted used to be handled.
12308 * config/i386/i386.h (ix86_compare_emitted): Remove.
12309 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
12310 instead of ix86_compare_emitted.
12311 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
12313 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
12315 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
12316 Add t-sysroot-suffix to tmake_file.
12317 * config/print-sysroot-suffix.sh: New file.
12318 * config/t-sysroot-suffix: New file.
12320 2009-04-07 Ben Elliston <bje@au.ibm.com>
12322 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
12323 as the latter produces a warning when the target does not support
12326 2009-04-07 Ben Elliston <bje@au.ibm.com>
12328 * dfp.c: Replace type punning assignments with memcpy throughout.
12329 * Makefile.in (dfp.o-warn): Remove.
12331 2009-04-07 Alan Modra <amodra@bigpond.net.au>
12334 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
12335 Include soft-fp/t-softfp after rs6000/t-linux64.
12337 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
12339 * stor-layout.c (set_sizetype): Use the full precision of their
12340 machine mode for bitsize types.
12342 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
12344 * config/i386/i386.md: Revert 2 accidental checkins.
12346 2009-04-06 Joey Ye <joey.ye@intel.com>
12347 Xuepeng Guo <xuepeng.guo@intel.com>
12348 H.J. Lu <hongjiu.lu@intel.com>
12350 Atom pipeline model, tuning and insn selection.
12351 * config.gcc (atom): Add atom config options and target.
12353 * config/i386/atom.md: New.
12355 * config/i386/i386.c (atom_cost): New cost.
12356 (m_ATOM): New macro flag.
12357 (initial_ix86_tune_features): Set m_ATOM.
12358 (x86_accumulate_outgoing_args): Likewise.
12359 (x86_arch_always_fancy_math_387): Likewise.
12360 (processor_target): Add Atom cost.
12361 (cpu_names): Add Atom cpu name.
12362 (override_options): Set Atom ISA.
12363 (ix86_issue_rate): New case PROCESSOR_ATOM.
12364 (ix86_adjust_cost): Likewise.
12366 * config/i386/i386.h (TARGET_ATOM): New target macro.
12367 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
12368 (TARGET_OPT_AGU): New target option.
12369 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
12370 (processor_type): Add PROCESSOR_ATOM.
12372 * config/i386/i386.md (cpu): Add new value "atom".
12373 (use_carry, movu): New attr.
12374 (atom.md): Include atom.md.
12375 (adddi3_carry_rex64): Set attr "use_carry".
12376 (addqi3_carry): Likewise.
12377 (addhi3_carry): Likewise.
12378 (addsi3_carry): Likewise.
12379 (*addsi3_carry_zext): Likewise.
12380 (subdi3_carry_rex64): Likewise.
12381 (subqi3_carry): Likewise.
12382 (subhi3_carry): Likewise.
12383 (subsi3_carry): Likewise.
12384 (x86_movdicc_0_m1_rex64): Likewise.
12385 (*x86_movdicc_0_m1_se): Likewise.
12386 (x86_movsicc_0_m1): Likewise.
12387 (*x86_movsicc_0_m1_se): Likewise.
12388 (*adddi_1_rex64): Emit add insn as much as possible.
12389 (*addsi_1): Likewise.
12390 (return_internal): Set atom_unit.
12391 (return_internal_long): Likewise.
12392 (return_pop_internal): Likewise.
12393 (*rcpsf2_sse): Set atom_sse_attr attr.
12394 (*qrt<mode>2_sse): Likewise.
12395 (*prefetch_sse): Likewise.
12397 * config/i386/i386-c.c (ix86_target_macros_internal): New case
12399 (ix86_target_macros_internal): Likewise.
12401 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
12402 (*prefetch_sse_rex): Likewise.
12403 (sse_rcpv4sf2): Likewise.
12404 (sse_vmrcpv4sf2): Likewise.
12405 (sse_sqrtv4sf2): Likewise.
12406 (<sse>_vmsqrt<mode>2): Likewise.
12407 (sse_ldmxcsr): Likewise.
12408 (sse_stmxcsr): Likewise.
12409 (*sse_sfence): Likewise.
12410 (sse2_clflush): Likewise.
12411 (*sse2_mfence): Likewise.
12412 (*sse2_lfence): Likewise.
12413 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
12414 (<sse>_movup<ssemodesuffixf2c>): Likewise.
12415 (avx_movdqu<avxmodesuffix>): Likewise.
12416 (avx_lddqu<avxmodesuffix>): Likewise.
12417 (sse2_movntv2di): Change attr "type" to "ssemov".
12418 (sse2_movntsi): Likewise.
12419 (rsqrtv8sf2): Change attr "type" to "sseadd".
12420 (sse3_addsubv2df3): Set attr "atom_unit".
12421 (sse3_h<plusminus_insn>v4sf3): Likewise.
12422 (*sse2_pmaddwd): Likewise.
12423 (*vec_extractv2di_1_rex64): Likewise.
12424 (*vec_extractv2di_1_avx): Likewise.
12425 (sse2_psadbw): Likewise.
12426 (ssse3_phaddwv8hi3): Likewise.
12427 (ssse3_phaddwv4hi3): Likewise.
12428 (ssse3_phadddv4si3): Likewise.
12429 (ssse3_phadddv2si3): Likewise.
12430 (ssse3_phaddswv8hi3): Likewise.
12431 (ssse3_phaddswv4hi3): Likewise.
12432 (ssse3_phsubwv8hi3): Likewise.
12433 (ssse3_phsubwv4hi3): Likewise.
12434 (ssse3_phsubdv4si3): Likewise.
12435 (ssse3_phsubdv2si3): Likewise.
12436 (ssse3_phsubswv8hi3): Likewise.
12437 (ssse3_phsubswv4hi3): Likewise.
12438 (ssse3_pmaddubsw128): Likewise.
12439 (sse3_pmaddubsw: Likewise.
12440 (ssse3_palignrti): Likewise.
12441 (ssse3_palignrdi): Likewise.
12443 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
12445 * doc/install.texi (Specific): Fix two cross-references to MinGW.
12447 2009-04-06 Richard Guenther <rguenther@suse.de>
12449 PR tree-optimization/28868
12450 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
12451 of which PHI results we inserted.
12452 (insert_into_preds_of_block): Record inserted PHIs.
12453 (eliminate): Eliminate redundant PHI nodes.
12454 (init_pre): Init inserted_phi_names.
12456 2009-04-06 Richard Guenther <rguenther@suse.de>
12458 PR tree-optimization/39643
12459 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
12460 IMAGPART_EXPRs of complex constants.
12461 (execute_fold_all_builtins): If we folded a call queue
12462 TODO_update_address_taken.
12464 2009-04-06 Jan Hubicka <jh@suse.cz>
12466 PR middle-end/39659
12467 * except.c (remove_unreachable_regions): Propagate may_contain_throw
12470 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
12472 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
12474 (ic_invalidate_array): Likewise.
12476 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
12478 * calls.c (emit_library_call_value_1): Fix a problem with parameter
12479 alignment for library calls.
12481 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
12483 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
12484 (mingw32 tm clause use_gcc_stdint): Set to wrap.
12485 * config/i386/mingw-stdint.h: New file.
12487 2009-04-05 Richard Guenther <rguenther@suse.de>
12489 PR tree-optimization/39648
12490 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
12491 our &A vs. &A[0] IL deficiencies.
12493 2009-04-04 Jan Hubicka <jh@suse.cz>
12495 * except.c (sjlj_find_directly_reachable_regions): Be ready for
12496 removed toplevel regions.
12497 (sjlj_mark_call_sites): Likewise.
12499 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
12501 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
12502 (cygwin tm clause use_gcc_stdint): Set to wrap.
12503 * config/i386/cygwin-stdint.h: New file.
12505 2009-04-04 Richard Guenther <rguenther@suse.de>
12507 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
12508 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
12509 single-argument PHIs if we are in loop-closed SSA form.
12510 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
12511 for the pre-condition.
12512 (slpeel_tree_peel_loop_to_edge): Likewise.
12513 (vect_build_loop_niters): Take an optional sequence to append stmts.
12514 (vect_generate_tmps_on_preheader): Likewise.
12515 (vect_do_peeling_for_loop_bound): Take extra guards for the
12517 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
12518 the cost model check.
12519 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
12520 guards if we are going to peel. Do not apply versioning in that case.
12521 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
12522 (vect_do_peeling_for_loop_bound): Likewise.
12523 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
12524 loop bound only record extra pre-conditions, do not apply loop
12527 2009-04-04 Richard Guenther <rguenther@suse.de>
12529 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
12532 2009-04-04 Jan Hubicka <jh@suse.cz>
12534 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
12535 last_basic_block for size of bb->index indexed array.
12536 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
12537 compute_out, link_btr_uses, build_btr_def_use_webs,
12538 build_btr_def_use_webs, migrate_btr_defs): Likewise.
12540 2009-04-04 Jan Hubicka <jh@suse.cz>
12542 * except.c (remove_eh_handler_and_replace): Break out from ...
12543 (remove_eh_handler): ... here.
12544 (bring_to_root): New function.
12545 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
12546 handled ones, bring others to root of tree.
12548 2009-04-04 Jan Hubicka <jh@suse.cz>
12550 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
12551 (all_phis_safe_to_merge): New function.
12552 (update_info): New structure.
12553 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
12554 (cleanup_empty_eh): Update SSA if possible.
12556 2009-04-04 Richard Guenther <rguenther@suse.de>
12558 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
12559 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
12560 (append_vuse): Likewise.
12562 2009-04-04 Jakub Jelinek <jakub@redhat.com>
12564 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
12565 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
12566 instead of REG_UNSAVED for DW_CFA_undefined.
12567 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
12568 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
12571 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
12574 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
12575 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
12576 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
12578 2009-04-04 Richard Guenther <rguenther@suse.de>
12580 PR tree-optimization/8781
12581 PR tree-optimization/37892
12582 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
12583 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
12584 (valueize_refs): Call it for *& valueizations.
12585 (shared_reference_ops_from_ref): Rename to ...
12586 (valueize_shared_reference_ops_from_ref): ... this and valueize.
12587 (shared_reference_ops_from_call): Rename to ...
12588 (valueize_shared_reference_ops_from_call): ... this and valueize.
12589 (vn_reference_lookup): Update.
12590 (visit_reference_op_call): Likewise.
12591 * tree-ssa-pre.c (phi_translate_1): Fold *&.
12592 (eliminate): Value-replace the call address in call statements.
12594 2009-04-04 Richard Guenther <rguenther@suse.de>
12596 PR tree-optimization/39636
12597 * tree-ssa-forwprop.c
12598 (forward_propagate_addr_into_variable_array_index): Check for
12599 GIMPLE_ASSIGN before accessing the rhs code.
12601 2009-04-03 Jason Merrill <jason@redhat.com>
12603 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
12605 2009-04-03 Steve Ellcey <sje@cup.hp.com>
12607 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
12608 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
12609 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
12610 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
12611 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
12612 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
12613 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
12614 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
12615 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
12616 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
12617 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
12618 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
12619 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
12620 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
12621 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
12622 Use fr_reg_or_fp01_operand instead of fr_register_operand
12624 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
12625 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
12626 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
12628 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
12630 PR rtl-optimization/39607
12631 PR rtl-optimization/39631
12635 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
12636 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
12637 instead of DF_LR_OUT.
12638 * ira-lives.c (process_bb_node_lives): Ditto.
12639 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
12640 instead of DF_LR_{OUT,IN}.
12641 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
12642 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
12644 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
12646 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
12647 (execute_lower_omp): Always run but take the short way out if -fopenmp
12649 (gate_lower_omp): Remove, forcing the pass manager to always run the
12650 pass and always set PROP_gimple_lomp.
12651 (pass_lower_omp): Remove gate function.
12652 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
12653 PROP_trees. Instead, require it.
12654 * ipa-cp.c (pass_ipa_cp): Likewise.
12655 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
12656 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
12657 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
12658 and PROP_gimple_leh.
12660 2009-04-03 Richard Guenther <rguenther@suse.de>
12662 PR middle-end/13146
12663 PR tree-optimization/23940
12664 PR tree-optimization/33237
12665 PR middle-end/33974
12666 PR middle-end/34093
12667 PR tree-optimization/36201
12668 PR tree-optimization/36230
12669 PR tree-optimization/38049
12670 PR tree-optimization/38207
12671 PR tree-optimization/38230
12672 PR tree-optimization/38301
12673 PR tree-optimization/38585
12674 PR middle-end/38895
12675 PR tree-optimization/38985
12676 PR tree-optimization/39299
12677 * tree-ssa-structalias.h: Remove.
12678 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
12679 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
12680 (struct vuse_element_d): Remove.
12681 (struct vuse_vec_d): Likewise.
12682 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
12683 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
12684 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
12685 VUSE_ELEMENT_VAR): Likewise.
12686 (struct voptype_d): Likewise.
12687 (NUM_VOP_FREE_BUCKETS): Likewise.
12688 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
12689 (struct stmt_operands_d): Remove.
12690 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
12691 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
12692 VDEF_NUM, VDEF_VECT): Likewise.
12693 (copy_virtual_operands): Remove.
12694 (operand_build_cmp): Likewise.
12695 (create_ssa_artificial_load_stmt): Likewise.
12696 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
12697 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
12698 vuse_index and mayuse_index members. Pack and move done and iter_type
12699 members to the front.
12700 (SSA_OP_VMAYUSE): Remove.
12701 (SSA_OP_VIRTUAL_USES): Adjust.
12702 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
12703 (unlink_stmt_vdef): Declare.
12704 (add_to_addressable_set): Remove.
12705 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
12706 (vrp_visit_stmt): Likewise.
12707 * doc/tree-ssa.texi (Alias analysis): Update.
12708 * doc/invoke.texi (max-aliased-vops): Remove docs.
12709 (avg-aliased-vops): Likewise.
12710 * tree-into-ssa.c (syms_to_rename): Remove.
12711 (need_to_update_vops_p): Likewise.
12712 (need_to_initialize_update_ssa_p): Rename to ...
12713 (update_ssa_initialized_fn): ... this. Track function we are
12715 (symbol_marked_for_renaming): Simplify.
12716 (add_new_name_mapping): Do not set need_to_update_vops_p.
12717 (dump_currdefs): Use SYMS_TO_RENAME.
12718 (rewrite_update_stmt): Always walk all uses/defs.
12719 (dump_update_ssa): Adjust.
12720 (init_update_ssa): Take function argument. Track what we are
12722 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
12723 (create_new_def_for): Initialize for cfun, assert we are initialized
12725 (mark_sym_for_renaming): Simplify.
12726 (mark_set_for_renaming): Do not initialize update-ssa.
12727 (need_ssa_update_p): Simplify. Take function argument.
12728 (name_mappings_registered_p): Assert we ask for the correct function.
12729 (name_registered_for_update_p): Likewise.
12730 (ssa_names_to_replace): Likewise.
12731 (release_ssa_name_after_update_ssa): Likewise.
12732 (update_ssa): Likewise. Use SYMS_TO_RENAME.
12733 (dump_decl_set): Do not print a newline.
12734 (debug_decl_set): Do it here.
12735 (dump_update_ssa): And here.
12736 * tree-ssa-loop-im.c (move_computations): Adjust.
12737 (movement_possibility): Likewise.
12738 (determine_max_movement): Likewise.
12739 (gather_mem_refs_stmt): Likewise.
12740 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
12741 or NAME_MEMORY_TAG.
12742 * tree-complex.c (update_all_vops): Remove.
12743 (expand_complex_move): Adjust.
12744 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
12745 Simplify test for memory referencing statement. Exclude
12746 non-invariant ADDR_EXPRs.
12747 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
12748 * tree-loop-distribution.c (generate_memset_zero): Adjust.
12749 (rdg_flag_uses): Likewise.
12750 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
12752 (tree_optimize_tail_calls_1): Also split the
12753 edge from the entry block if we have degenerate PHI nodes in
12754 the first basic block.
12755 * tree.c (init_ttree): Remove memory-tag related code.
12756 (tree_code_size): Likewise.
12757 (tree_node_structure): Likewise.
12758 (build7_stat): Re-write to be build6_stat.
12759 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
12760 (SSA_VAR_P): Adjust.
12761 (struct tree_memory_tag): Remove.
12762 (struct tree_memory_partition_tag): Likewise.
12763 (union tree_node): Adjust.
12764 (build7): Re-write to be build6.
12765 * tree-pass.h (pass_reset_cc_flags): Remove.
12766 (TODO_update_address_taken): New flag.
12767 (pass_simple_dse): Remove.
12768 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
12769 * params.h (MAX_ALIASED_VOPS): Remove.
12770 (AVG_ALIASED_VOPS): Likewise.
12771 * omp-low.c (expand_omp_taskreg): Update SSA form.
12772 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
12773 aliases the lhs in a copy stmt.
12774 * tree-ssa-dse.c (struct address_walk_data): Remove.
12775 (memory_ssa_name_same): Likewise.
12776 (memory_address_same): Likewise.
12777 (get_kill_of_stmt_lhs): Likewise.
12778 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
12779 unused stores. Look through PHI nodes into post-dominated regions.
12780 (dse_optimize_stmt): Simplify. Properly remove stores.
12781 (tree_ssa_dse): Compute dominators.
12782 (execute_simple_dse): Remove.
12783 (pass_simple_dse): Likewise.
12784 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
12785 gimple_loaded_syms and gimple_stored_syms computation.
12786 * toplev.c (dump_memory_report): Dump alias and pta stats.
12787 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
12788 (vn_reference_eq): Likewise.
12789 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
12790 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
12791 valueize_vuses): Remove.
12792 (get_def_ref_stmt_vuses): Simplify. Rename to ...
12793 (get_def_ref_stmt_vuse): ... this.
12794 (vn_reference_lookup_2): New function.
12795 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
12796 walking equivalent vuses. Simplify.
12797 (vn_reference_lookup): Likewise.
12798 (vn_reference_insert): Likewise.
12799 (vn_reference_insert_pieces): Likewise.
12800 (visit_reference_op_call): Simplify.
12801 (visit_reference_op_load): Likewise.
12802 (visit_reference_op_store): Likewise.
12803 (init_scc_vn): Remove shared_lookup_vuses initialization.
12804 (free_scc_vn): Remove shared_lookup_vuses freeing.
12805 (sort_vuses, sort_vuses_heap): Remove.
12806 (get_ref_from_reference_ops): Export.
12807 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
12808 vector with single vuse pointer.
12809 (vn_reference_lookup_pieces, vn_reference_lookup,
12810 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
12811 (shared_vuses_from_stmt): Remove.
12812 (get_ref_from_reference_ops): Declare.
12813 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
12814 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
12815 memory-tag related code.
12816 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
12817 (likely_value): Add comment, skip static-chain of call statements.
12818 (surely_varying_stmt_p): Adjust.
12819 (gimplify_and_update_call_from_tree): Likewise.
12820 (execute_fold_all_builtins): Do not rebuild alias info.
12821 (gimplify_and_update_call_from_tree): Properly update VOPs.
12822 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
12823 (copy_ref_info): Remove memory-tag related code.
12824 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
12825 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
12826 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
12828 * tree-ssa-dom.c (gimple_p): Remove typedef.
12829 (eliminate_redundant_computations): Adjust.
12830 (record_equivalences_from_stmt): Likewise.
12831 (avail_expr_hash): Likewise.
12832 (avail_expr_eq): Likewise.
12833 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
12834 (stmt_makes_single_load): Likewise.
12835 (stmt_makes_single_store): Likewise.
12836 * tree-ssa-alias.c: Rewrite completely.
12837 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
12838 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
12839 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
12840 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
12841 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
12842 Remove public functions.
12843 (pass_reset_cc_flags): Remove.
12844 (pass_build_alias): Move ...
12845 * tree-ssa-structalias.c (pass_build_alias): ... here.
12846 * tree-ssa-alias.c (may_be_aliased): Move ...
12847 * tree-flow-inline.h (may_be_aliased): ... here.
12848 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
12849 count_uses_and_derefs): Move ...
12850 * gimple.c: ... here.
12851 * gimple.h (count_uses_and_derefs): Declare.
12852 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
12853 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
12854 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
12855 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
12856 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
12857 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
12858 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
12860 * tree-dfa.c (refs_may_alias_p): Move ...
12861 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
12862 * tree-ssa-alias.h: New file.
12863 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
12864 (statement_sink_location): Likewise.
12865 * opts.c (decode_options): Do not adjust max-aliased-vops or
12866 avg-aliased-vops values.
12867 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
12868 (TV_CALL_CLOBBER): Likewise.
12869 (TV_FLOW_SENSITIVE): Likewise.
12870 (TV_FLOW_INSENSITIVE): Likewise.
12871 (TV_MEMORY_PARTITIONING): Likewise.
12872 (TV_ALIAS_STMT_WALK): New timevar.
12873 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
12874 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
12875 (get_address_description): Remove memory-tag related code.
12876 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
12877 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
12878 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
12879 and immediate uses in statements. Document.
12880 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
12881 (dump_symbols): Remove.
12882 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
12883 * alias.c (get_deref_alias_set): New function split out from ...
12884 (get_alias_set): ... here.
12885 * alias.h (get_deref_alias_set): Declare.
12886 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
12887 type parameter. Remove restrict pointer handling. Create a
12888 ref-all pointer in case type-based alias sets do not conflict.
12889 (vect_analyze_data_refs): Remove SMT related code.
12890 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
12891 (vectorizable_load): Likewise.
12892 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
12893 (DR_SYMBOL_TAG, DR_VOPS): Remove.
12894 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
12895 Ignore vops and SMTs.
12896 (dr_analyze_alias): Likewise..
12897 (free_data_ref): Likewise.
12898 (create_data_ref): Likewise.
12899 (analyze_all_data_dependences): Likewise.
12900 (get_references_in_stmt): Adjust.
12901 * tree-flow-inline.h (gimple_aliases_computed_p,
12902 gimple_addressable_vars, gimple_call_clobbered_vars,
12903 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
12904 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
12905 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
12906 gimple_mem_ref_stats): Remove.
12907 (gimple_vop): New function.
12908 (op_iter_next_use): Remove vuses and mayuses cases.
12909 (op_iter_next_def): Remove vdefs case.
12910 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
12911 (clear_and_done_ssa_iter): Do not set removed fields.
12912 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
12913 Assert we are not iterating over vuses or vdefs if not also
12914 iterating over uses or defs.
12915 (op_iter_init_use): Likewise.
12916 (op_iter_init_def): Likewise.
12917 (op_iter_next_vdef): Remove.
12918 (op_iter_next_mustdef): Likewise.
12919 (op_iter_init_vdef): Likewise.
12920 (compare_ssa_operands_equal): Likewise.
12921 (link_use_stmts_after): Handle vuse operand.
12922 (is_call_used): Use is_call_clobbered.
12923 (is_call_clobbered): Global variables are always call clobbered,
12924 query the call-clobbers bitmap.
12925 (mark_call_clobbered): Ignore global variables.
12926 (clear_call_clobbered): Likewise.
12927 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
12928 virtual operands sanity check.
12929 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
12931 (TARGET_MEM_REF): Remove TMR_TAG operand.
12932 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
12933 Remove call-clobber related code.
12934 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
12935 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
12936 partitions or escape reason.
12937 (get_single_def_stmt, get_single_def_stmt_from_phi,
12938 get_single_def_stmt_with_phi): Remove.
12939 (dump_referenced_vars): Tidy.
12940 (get_ref_base_and_extent): Allow bare decls.
12941 (collect_dfa_stats): Adjust.
12942 * graphite.c (rename_variables_in_stmt): Adjust.
12943 (graphite_copy_stmts_from_block): Likewise.
12944 (translate_clast): Likewise.
12945 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
12947 (translate_vuse_through_block): Use the oracle.
12948 (phi_translate_1): Adjust.
12949 (value_dies_in_block_x): Use the oracle. Cache the outcome
12951 (valid_in_sets): Check if the VUSE for
12952 a REFERENCE is available.
12953 (eliminate): Do not remove stmts during elimination,
12954 instead queue and remove them afterwards.
12955 (do_pre): Do not rebuild alias info.
12956 (pass_pre): Run TODO_rebuild_alias before PRE.
12957 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
12958 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
12959 (mark_all_v_defs_stmt): Remove.
12960 (mark_all_v_defs_seq): Adjust.
12961 (sra_replace): Likewise.
12962 (scalarize_use): Likewise.
12963 (scalarize_copy): Likewise.
12964 (scalarize_init): Likewise.
12965 (scalarize_ldst): Likewise.
12966 (todoflags): Remove.
12967 (tree_sra): Do not rebuild alias info.
12968 (tree_sra_early): Adjust.
12969 (pass_sra): Run TODO_update_address_taken before SRA.
12970 * tree-predcom.c (set_alias_info): Remove.
12971 (prepare_initializers_chain): Do not call it.
12972 (mark_virtual_ops_for_renaming): Adjust.
12973 (mark_virtual_ops_for_renaming_list): Remove.
12974 (initialize_root_vars): Adjust.
12975 (initialize_root_vars_lm): Likewise.
12976 (prepare_initializers_chain): Likewise.
12977 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
12978 (may_propagate_copy_into_stmt): Likewise.
12979 (merge_alias_info): Do nothing for now.
12980 (propagate_tree_value_into_stmt): Adjust.
12981 (stmt_may_generate_copy): Likewise.
12982 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
12983 not mark symbols for renaming.
12984 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
12985 with the same statement, make sure to update the new pointed-to one.
12986 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
12987 call statements, do not mark symbols for renaming.
12988 (mark_operand_necessary): Dump something.
12989 (ref_may_be_aliased): New function.
12990 (mark_aliased_reaching_defs_necessary_1): New helper function.
12991 (mark_aliased_reaching_defs_necessary): Likewise.
12992 (mark_all_reaching_defs_necessary_1): Likewise.
12993 (mark_all_reaching_defs_necessary): Likewise.
12994 (propagate_necessity): Do not process virtual PHIs. For
12995 non-aliased loads mark all reaching definitions as necessary.
12996 For aliased loads and stores mark the immediate dominating
12997 aliased clobbers as necessary.
12998 (visited): New global static.
12999 (perform_tree_ssa_dce): Free visited bitmap after propagating
13001 (remove_dead_phis): Perform simple dead virtual PHI removal.
13002 (remove_dead_stmt): Properly unlink virtual operands when
13004 (eliminate_unnecessary_stmts): Schedule PHI removal after
13006 * tree-ssa-ter.c (is_replaceable_p): Adjust.
13007 (process_replaceable): Likewise.
13008 (find_replaceable_in_bb): Likewise.
13009 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
13010 based on the single gimple vop.
13011 (verify_flow_insensitive_alias_info): Remove.
13012 (verify_flow_sensitive_alias_info): Likewise.
13013 (verify_call_clobbering): Likewise.
13014 (verify_memory_partitions): Likewise.
13015 (verify_alias_info): Likewise.
13016 (verify_ssa): Adjust..
13017 (execute_update_addresses_taken): Export. Update SSA
13018 manually. Optimize only when optimizing. Use a local bitmap.
13019 (pass_update_address_taken): Remove TODO_update_ssa, add
13021 (pass_update_address_taken): Just use TODO_update_address_taken.
13022 (init_tree_ssa): Do not initialize addressable_vars.
13023 (verify_ssa): Verify new VUSE / VDEF properties.
13024 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
13025 Do not call verify_alias_info.
13026 (delete_tree_ssa): Clear the VUSE, VDEF operands.
13027 Do not free the loaded and stored syms bitmaps. Reset the escaped
13028 and callused solutions. Do not free addressable_vars.
13029 Remove memory-tag related code.
13030 (warn_uninitialized_var): Aliases are always available.
13031 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
13032 * lambda-code.c (can_put_in_inner_loop): Adjust.
13033 (can_put_after_inner_loop): Likewise.
13034 (perfect_nestify): Likewise.
13035 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
13036 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
13037 (vectorizable_conversion): Do not mark symbols for renaming.
13038 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
13039 (expand_call_inline): Unlink the calls virtual operands before
13041 (tree_function_versioning): Do not call update_ssa if we are not
13042 updating clones. Simplify.
13043 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
13044 (propagate_with_phi): Likewise..
13045 * tree-outof-ssa.c (create_temp): Remove memory tag and call
13046 clobber code. Assert we are not aliased or global.
13047 * tree-flow.h: Include tree-ssa-alias.h
13048 (enum escape_type): Remove.
13049 (struct mem_sym_stats_d): Likewise.
13050 (struct mem_ref_stats_d): Likewise.
13051 (struct gimple_df): Add vop member. Remove global_var,
13052 call_clobbered_vars, call_used_vars, addressable_vars,
13053 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
13054 escaped and callused members.
13055 (struct ptr_info_def): Remove all members, add points-to solution
13057 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
13058 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
13059 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
13060 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
13061 (tree-ssa-alias.o): Likewise.
13062 (toplev.o): Add tree-ssa-alias.h
13063 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
13064 * gimple.c (gimple_set_bb): Fix off-by-one error.
13065 (is_gimple_reg): Do not handle memory tags.
13066 (gimple_copy): Also copy virtual operands.
13067 Delay updating the statement. Do not reset loaded and stored syms.
13068 (gimple_set_stored_syms): Remove.
13069 (gimple_set_loaded_syms): Likewise.
13070 (gimple_call_copy_skip_args): Copy the virtual operands
13071 and mark the new statement modified.
13072 * tree-ssa-structalias.c (may_alias_p): Remove.
13073 (set_uids_in_ptset): Take the alias set to prune with as
13074 parameter. Fold in the alias test of may_alias_p.
13075 (compute_points_to_sets): Compute whether a ptr is dereferenced
13076 in a local sbitmap.
13077 (process_constraint): Deal with &ANYTHING on the lhs, reject all
13078 other ADDRESSOF constraints on the lhs.
13079 (get_constraint_for_component_ref): Assert that we don't get
13080 ADDRESSOF constraints from the base of the reference.
13081 Properly generate UNKNOWN_OFFSET for DEREF if needed.
13082 (struct variable_info): Remove collapsed_to member.
13083 (get_varinfo_fc): Remove.
13084 (new_var_info): Do not set collapsed_to.
13085 (dump_constraint): Do not follow cycles.
13086 (dump_constraint_graph): Likewise.
13087 (build_pred_graph): Likewise.
13088 (build_succ_graph): Likewise.
13089 (rewrite_constraints): Likewise.
13090 (do_simple_structure_copy): Remove.
13091 (do_rhs_deref_structure_copy): Remove.
13092 (do_lhs_deref_structure_copy): Remove.
13093 (collapse_rest_of_var): Remove.
13094 (do_structure_copy): Re-implement.
13095 (pta_stats): New global variable.
13096 (dump_pta_stats): New function.
13097 (struct constraint_expr): Make offset signed.
13098 (UNKNOWN_OFFSET): Define special value.
13099 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
13100 (solution_set_expand): New helper function split out from ...
13101 (do_sd_constraint): ... here.
13102 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
13103 (do_ds_constraint): Likewise.
13104 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
13105 and CALLUSED = *CALLUSED.
13106 (set_union_with_increment): Make inc argument signed.
13107 (type_safe): Remove.
13108 (get_constraint_for_ptr_offset): Handle unknown and negative
13110 (first_vi_for_offset): Handle offsets before start. Bail
13111 out early for offsets beyond the variable extent.
13112 (first_or_preceding_vi_for_offset): New function.
13113 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
13114 Together with ESCAPED = *ESCAPED this properly computes reachability.
13115 (find_what_var_points_to): New function.
13116 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
13117 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
13118 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
13119 pt_solutions_intersect): New functions.
13120 (compute_call_used_vars): Remove.
13121 (compute_may_aliases): New main entry into PTA computation.
13122 * gimple.h (gimple_p): New typedef.
13123 (struct gimple_statement_base): Remove references_memory_p.
13124 (struct gimple_statement_with_memory_ops_base): Remove
13125 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
13127 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
13128 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
13129 gimple_set_references_memory): Remove.
13130 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
13131 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
13133 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
13134 (verify_expr): Allow RESULT_DECL.
13135 (gimple_duplicate_bb): Do not copy virtual operands.
13136 (gimple_duplicate_sese_region): Adjust.
13137 (gimple_duplicate_sese_tail): Likewise.
13138 (mark_virtual_ops_in_region): Remove.
13139 (move_sese_region_to_fn): Do not call it.
13140 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
13141 and pass_simple_dse.
13142 (execute_function_todo): Handle TODO_update_address_taken,
13143 call execute_update_addresses_taken for TODO_rebuild_alias.
13144 (execute_todo): Adjust.
13145 (execute_one_pass): Init dump files early.
13146 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
13148 (create_general_new_stmt): Clear vops.
13149 * tree-ssa-reassoc.c (get_rank): Adjust.
13150 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
13151 symbols for renaming.
13152 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
13153 (PARAM_AVG_ALIASED_VOPS): Likewise.
13154 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
13155 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
13156 * tree-ssa-operands.c: Simplify for new virtual operand representation.
13157 (operand_build_cmp, copy_virtual_operands,
13158 create_ssa_artificial_load_stmt, add_to_addressable_set,
13159 gimple_add_to_addresses_taken): Remove public functions.
13160 (unlink_stmt_vdef): New function.
13162 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13164 * config.gcc (powerpc-*-linux*): Merge variants.
13166 2009-04-02 Chao-ying Fu <fu@mips.com>
13167 James Grosbach <james.grosbach@microchip.com>
13169 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
13170 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
13172 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
13173 keep_interrupts_masked_p, use_debug_exception_return_p.
13174 (mips_attribute_table): Add interrupt, use_shadow_register_set,
13175 keep_interrupts_masked, use_debug_exception_return.
13176 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
13177 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
13179 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
13180 (mips_print_operand): Process COP0 registers to print $0 .. $31
13181 correctly for GAS to process.
13182 (mips_interrupt_extra_call_saved_reg_p): New function.
13183 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
13185 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
13186 (mips_compute_frame_info): Add supports for interrupt context that
13187 includes doubleword accumulators and COP0 registers.
13188 (mips_for_each_saved_acc): New function.
13189 (mips_for_each_saved_gpr_and_fpr): Change the function name from
13190 mips_for_each_saved_reg.
13191 (mips_save_reg): Save accumulators.
13192 (mips_kernel_reg_p): A new for_each_rtx callback.
13193 (mips_expand_prologue): Support interrupt handlers.
13194 (mips_restore_reg): Restore accumulators.
13195 (mips_expand_epilogue): Support interrupt handlers.
13196 (mips_can_use_return_insn): Return false for interrupt handlers.
13197 (mips_epilogue_uses): New function.
13198 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
13199 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
13200 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
13201 cop0_move): New instructions.
13202 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
13203 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
13205 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
13207 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
13208 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
13209 interrupt handlers, we use K0 as the temporary register.
13210 (EPILOGUE_USES): Change to a function call.
13211 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
13212 handlers, we use K0 as the temporary register.
13214 * doc/extend.texi (Function Attributes): Document interrupt,
13215 use_shadow_register_set, keep_interrupts_masked,
13216 use_debug_exception_return for MIPS attributes.
13218 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13220 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
13221 Remove a number of t-files from tmake_file.
13222 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
13223 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
13224 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
13225 target_prototype, not TARGET_PROTOTYPE.
13226 (LINK_OS_GNU_SPEC): Define.
13227 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
13228 and darwin-ldoubdle.c.
13230 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
13233 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
13234 (cpp_options): Ditto.
13235 (default_compilers): Ditto.
13236 (display_help): Ditto.
13237 (process_command): Ditto.
13238 (do_spec_1): Ditto.
13239 (set_input): Use lbasename instead of duplicate code.
13240 (save_temps_prefix): New static for -save-temps=obj.
13241 (save_temps_length): Ditto.
13243 * doc/invoke.texi (-save-temps=obj): Document new variant to
13244 -save-temps switch.
13246 2009-04-02 Jeff Law <law@redhat.com>
13248 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
13251 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
13253 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
13254 * configure: Regenerated.
13256 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13258 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
13259 share the argument list.
13261 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13265 2009-02-12 Diego Novillo <dnovillo@google.com>
13267 * varpool.c (debug_varpool): New.
13268 * cgraph.h (debug_varpool): Declare.
13270 2009-04-02 Jan Hubicka <jh@suse.cz>
13272 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
13275 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
13277 * config/i386/i386.c (ix86_abi): Move initialization to ...
13278 (override_options): Here.
13280 2009-04-02 Christian Bruel <christian.bruel@st.com>
13282 * config/sh/sh.c (sh_dwarf_register_span): New function.
13283 (TARGET_DWARF_REGISTER_SPAN): Define.
13284 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
13286 2009-04-02 Ira Rosen <irar@il.ibm.com>
13288 PR tree-optimization/39595
13289 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
13290 interleaved loads group is not greater than the SLP group size.
13292 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13294 * builtins.c (is_builtin_name): New.
13295 (called_as_built_in): Use is_builtin_name.
13296 * tree.h (is_builtin_name): New.
13297 * varasm.c (incorporeal_function_p): Use is_builtin_name
13299 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
13301 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
13303 2009-04-02 Dodji Seketeli <dodji@redhat.com>
13306 * c-decl.c (clone_underlying_type): Move this ...
13307 * c-common.c (set_underlying_type): ... here.
13308 Also, make sure the function properly sets TYPE_STUB_DECL() on
13309 the newly created typedef variant type.
13310 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
13311 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
13314 2009-04-02 Richard Guenther <rguenther@suse.de>
13316 PR tree-optimization/37221
13317 * tree-flow.h (degenerate_phi_result): Declare.
13318 * tree-ssa-dom.c (degenerate_phi_result): Export.
13319 * tree-scalar-evolution.c (analyze_initial_condition): If
13320 the initial condition is defined by a degenerate PHI node
13321 use the degenerate value.
13323 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
13325 PR rtl-optimization/39588
13326 * combine.c (merge_outer_ops): Do not set the constant when this
13328 (simplify_shift_const_1): Do not modify it either in this case.
13330 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
13332 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
13333 tuning is deprecated if -mtune value is set to an Itanium1 variant.
13335 2009-04-01 Janis Johnson <janis187@us.ibm.com>
13338 * c-lex.c (interpret_float): Default (no suffix) is double.
13340 2009-04-1 Xinliang David Li <davidxl@google.com>
13342 * config/i386/i386.c (legitimate_constant_p): Recognize
13343 all one vector constant.
13345 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13347 * config/vax/vax.c: Add #includes to silence warnings.
13348 Change #include order to silence two warnings.
13350 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13352 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
13353 (ASM_SPEC): Pass -k to the assembler for PIC code.
13355 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13357 * config.gcc: Add vax-*-linux* to the switch.
13358 * config/vax/linux.h: New file. (TARGET_VERSION,
13359 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
13361 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13363 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
13364 Use predicate macros instead of GET_CODE() == foo.
13365 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
13366 ashlsi3, rotrsi3, <unnamed>): Likewise.
13368 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13370 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
13371 jbbccihi, jbbccisi): Remova trailing whitespace.
13372 * config/vax/constraints.md: Likewise.
13373 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
13374 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
13375 * config/vax/predicates.md: Likewise.
13376 * config/vax/vax.c (print_operand_address, vax_output_int_move,
13377 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
13378 * config/vax/vax.h: Likewise.
13379 * config/vax/vax.md (nonlocal_goto): Likewise.
13381 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13383 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
13384 (indirectable_address_p, adjacent_operands_p): Add spaces around
13386 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
13388 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13390 * config/vax/vax.c (legitimate_constant_address_p,
13391 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
13392 index_term_p, reg_plus_index_p, legitimate_address_p,
13393 vax_mode_dependent_address_p): Update comments to match functions
13394 modified by the recent int->bool conversion.
13396 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13398 * config/vax/builtins.md: Update copyright message.
13399 * config/vax/constraints.md: Likewise.
13400 * config/vax/netbsd-elf.h: Likewise.
13401 * config/vax/predicates.md: Likewise.
13402 * config/vax/vax-protos.h: Likewise.
13403 * config/vax/vax.c: Likewise.
13404 * config/vax/vax.h: Likewise.
13405 * config/vax/vax.md: Likewise.
13406 * config/vax/vax.opt: Likewise.
13408 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13410 * config/vax/builtins.md (ffssi2, ffssi2_internal,
13411 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
13412 * config/vax/constraints.md (B, R): Likewise.
13413 * config/vax/predicates.md (external_memory_operand,
13414 nonimmediate_addsub_di_operand): Likewise.
13415 * config/vax/vax.c (vax_output_int_add): Likewise.
13416 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
13417 untyped_call): Likewise.
13419 2009-04-01 Matt Thomas <matt@3am-software.com>
13421 * config/vax/predicates.md: New file.
13422 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
13423 external_const_operand, nonsymbolic_operand, external_memory_operand,
13424 indirect_memory_operand, indexed_memory_operand,
13425 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
13426 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
13428 * config/vax/constraints.md: New file.
13429 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
13431 * config/vax/builtins.md: New file.
13432 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
13433 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
13435 * config/vax/vax.opt (mqmath): Add option.
13436 * config/vax/vax.md (isfx): Extend with DI.
13437 (VAXintQH, VAXintQHSD): Define.
13438 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
13439 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
13440 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
13441 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
13442 (movdi): Update constraints and use vax_output_int_move().
13443 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
13444 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
13445 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
13446 nonlocal_goto): New.
13447 (mov<mode>): Extend accepted operand types.
13448 (subdi3_old): Rename from subdi3, change update constraints and use
13449 a new implementation.
13450 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
13451 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
13452 MOVE_RATIO, CLEAR_RATIO): Define.
13453 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
13454 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
13455 (PRINT_OPERAND): Redefine using a function instead of inlined code.
13456 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
13457 (split_quadword_operands): Make static and really allow variable
13459 (print_operand_address): Update for PIC generation.
13460 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
13461 indexable_address_p, fixup_mathdi_operand,
13462 vax_expand_addsub_di_operands, adjacent_operands_p): New.
13463 (vax_float_literal, legitimate_constant_p,
13464 indirectable_constant_address_p, index_term_p,
13465 reg_plus_index_p): Return bool instead of int.
13466 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
13468 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
13470 (vax_output_conditional_branch): Indent.
13471 (legitimate_constant_address_p, indirectable_constant_address_p,
13472 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
13473 vax_mode_dependent_address_p): Return bool instead of int, update for
13475 * config/vax/vax-protos.h (legitimate_constant_address_p,
13476 legitimate_constant_p, legitimate_address_p,
13477 vax_mode_dependent_address_p): Change declaration to bool.
13478 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
13479 vax_expand_addsub_di_operands, vax_output_int_subtract,
13480 vax_output_movmemsi): Declare.
13481 (split_quadword_operands, vax_float_literal): Delete declaration.
13482 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
13483 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
13484 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
13485 ASM_OUTPUT_DWARF_PCREL): Define.
13486 (ASM_SPEC): Change definition to allow PIC generation.
13488 2009-04-01 Steve Ellcey <sje@cup.hp.com>
13490 * doc/sourcebuild.texi: Update front-end requirements.
13492 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13495 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
13496 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
13497 (booldi3_internal3): Use boolean_or_operator instead of
13500 2009-04-01 Joseph Myers <joseph@codesourcery.com>
13503 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
13504 declarator whose size is not an integer constant expression but
13505 folds to an integer constant, then treat it as a constant
13508 2009-04-01 Richard Guenther <rguenther@suse.de>
13510 * fold-const.c (fold_plusminus_mult_expr): Do not fold
13511 i * 4 + 2 to (i * 2 + 1) * 2.
13513 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13516 * c-parser.c (c_parser_asm_statement): Skip until close paren and
13517 return if c_parser_asm_string_literal returned NULL.
13519 2009-04-01 Nick Clifton <nickc@redhat.com>
13521 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
13523 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
13524 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
13525 other typedefs to avoid conflicts with libgcc2.c. Define labels
13526 to gain 16-bit bit-manipulation functions from libgcc2.c and then
13528 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
13529 to gain 16-bit trapping arithmetic functions from libgcc2.c and
13532 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
13534 * varasm.c (default_function_rodata_section): Declare DOT as
13537 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
13538 Andrey Galkin <agalkin@hypercom.com>
13541 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
13542 Make object_name unique for each process.
13544 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13547 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
13548 addressable variables in the parallel that could go out of scope while
13549 running queued tasks.
13551 2009-04-01 Anatoly Sokolov <aesok@post.ru>
13553 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
13554 (CASE_VALUES_THRESHOLD): Redefine.
13555 * config/avr/avr.c (avr_override_options): Remove initialization of
13556 avr_case_values_threshold variable.
13557 (avr_case_values_threshold): Remove variable. Add new function.
13558 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
13559 * config/avr/avr.opt (mno-tablejump): Remove option.
13560 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
13562 2009-04-01 DJ Delorie <dj@redhat.com>
13564 * varasm.c (default_function_rodata_section): Don't assume
13565 anything about where the first '.' in the section name is.
13567 2009-04-01 Alan Modra <amodra@bigpond.net.au>
13569 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
13570 rs6000_emit_stack_tie.
13572 2009-03-31 Ian Lance Taylor <iant@google.com>
13574 * tree-eh.c (tree_remove_unreachable_handlers): Compare
13575 gimple_code with GIMPLE_RESX, not RESX.
13577 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13579 * c-common.c (c_get_ident): New.
13580 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
13582 2009-04-01 Ben Elliston <bje@au.ibm.com>
13584 * config/rs6000/sysv4.opt (msdata): Improve option description.
13586 2009-03-31 Steve Ellcey <sje@cup.hp.com>
13588 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
13589 (divdf3_internal_lat): Remove.
13590 (divxf3_internal_lat): Remove.
13591 (divxf3_internal_thr): Remove.
13592 (divxf): Use divxf3_internal.
13593 * config/ia64/div.md (divsf3_internal_lat): New.
13594 (divdf3_internal_lat): New.
13595 (divxf3_internal): New.
13597 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13600 * Makefile.in (USE_GCC_STDINT): Define.
13601 (stmp-int-hdrs): Install stdint.h if applicable.
13602 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
13604 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
13605 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
13606 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
13607 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13608 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13609 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13610 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13611 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13612 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13613 (c_common_nodes_and_builtins): Initialize
13614 underlying_wchar_type_node. Do not initialize
13615 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
13616 nodes for new types.
13617 (c_stddef_cpp_builtins): Define macros for new types.
13618 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
13620 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
13621 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
13622 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
13623 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
13624 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
13625 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
13626 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
13627 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
13628 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
13629 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
13630 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
13631 int16_type_node, int32_type_node, int64_type_node,
13632 uint8_type_node, uint16_type_node, c_uint32_type_node,
13633 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
13634 int_least32_type_node, int_least64_type_node,
13635 uint_least8_type_node, uint_least16_type_node,
13636 uint_least32_type_node, uint_least64_type_node,
13637 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
13638 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
13639 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
13640 uintptr_type_node): Define.
13641 * c-cppbuiltin.c (builtin_define_constants,
13642 builtin_define_type_minmax): New.
13643 (builtin_define_stdint_macros): Define more macros.
13644 (c_cpp_builtins): Define more limit macros.
13645 (type_suffix): New.
13646 (builtin_define_type_max): Define in terms of
13647 builtin_define_type_minmax. Remove is_long parameter. All
13649 * config.gcc (use_gcc_stdint): Define.
13650 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
13651 Add newlib-stdint.h for generic targets.
13652 * config/glibc-stdint.h, config/newlib-stdint.h,
13653 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
13654 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
13655 * config/score/score.h (UINTPTR_TYPE): Define.
13656 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
13657 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
13658 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13659 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13660 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13661 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13662 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13663 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13664 * config/spu/spu.h (STDINT_LONG32): Define.
13665 * configure.ac (use_gcc_stdint): Substitute.
13666 * configure: Regenerate.
13667 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
13668 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
13669 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
13670 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
13671 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
13672 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
13673 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
13674 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
13675 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
13676 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
13677 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
13678 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
13679 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
13680 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
13681 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
13682 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
13683 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
13684 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
13685 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
13686 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
13687 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
13688 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
13689 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
13690 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13691 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13692 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13693 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13694 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13695 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
13697 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
13699 * loop-iv.c (suitable_set_for_replacement): Renamed from
13700 simplify_using_assignment; changed to return bool and to accept new
13701 args DEST and SRC. Return true iff we find a source/destination pair
13702 that can be used to make a replacement, and fill SRC and DEST if so.
13703 Remove arg ALTERED. Don't deal with altered regs here. All callers
13705 (simplify_using_initial_values): Deal with altered regs here and track
13706 more precisely the effect they have on the validity of our expression.
13708 * loop-iv.c (simplify_using_condition): A condition of the form
13709 (EQ REG CONST) can be used to simply make a substitution.
13710 (simplify_using_initial_values): Keep track of conditions we have seen
13711 and keep using them to simplify new expressions, while applying the
13712 same substitutions to them as to the expression.
13714 * simplify-rtx.c (simplify_relational_operation_1): Simplify
13715 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
13718 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
13719 changed. Use this when trying to improve the upper bound.
13720 Generate the comparison by using simplify_gen_relational.
13722 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
13724 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
13726 (simplify_using_assignment, simplify_using_initial_values): Call
13727 replace_in_expr to make replacements. Call replace_single_def_regs
13728 once on the initial version of the expression.
13730 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13733 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
13735 2009-03-31 Richard Guenther <rguenther@suse.de>
13737 PR middle-end/31029
13738 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
13739 equality comparisons. Fold C - X CMP X if C % 2 == 1.
13741 2009-03-31 Richard Guenther <rguenther@suse.de>
13743 * tree.h (div_if_zero_remainder): Declare.
13744 * fold-const.c (div_if_zero_remainder): Export.
13745 * tree-ssa-forwprop.c
13746 (forward_propagate_addr_into_variable_array_index): Handle
13747 constant array index addition outside of the variable index.
13749 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13752 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
13753 define_splits, floatunssi<mode>2): Require x87 conversions from
13754 DImode to be permitted.
13756 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13758 PR preprocessor/15638
13759 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
13761 2009-03-31 Richard Guenther <rguenther@suse.de>
13763 PR middle-end/23401
13764 PR middle-end/27810
13765 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
13766 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
13767 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
13768 a separate statement.
13769 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
13770 (lookup_tmp_var): Likewise.
13771 (is_gimple_formal_tmp_or_call_rhs): Remove.
13772 (is_gimple_reg_or_call_rhs): Rename to ...
13773 (is_gimple_reg_rhs_or_call): ... this.
13774 (is_gimple_mem_or_call_rhs): Rename to ...
13775 (is_gimple_mem_rhs_or_call): ... this.
13776 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
13777 DECL_GIMPLE_REG_P only if is_formal is true.
13778 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
13779 for non-proper post-modify expression gimplification.
13780 (gimplify_self_mod_expr): For post-modify expressions gimplify
13781 the lvalue to a minimal lvalue.
13782 (rhs_predicate_for): Remove formal temp case.
13783 (gimplify_modify_expr_rhs): Likewise.
13784 (gimplify_addr_expr): Use is_gimple_reg.
13785 (gimplify_expr): Remove formal temp cases.
13786 (gimple_regimplify_operands): Likewise.
13787 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
13788 and FILTER_EXPR like constants.
13789 * gimple.c (walk_gimple_op): Fix val_only initialization, use
13791 (is_gimple_formal_tmp_rhs): Remove.
13792 (is_gimple_reg_rhs): Remove special casing.
13793 (is_gimple_mem_rhs): Fix.
13794 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
13795 (is_gimple_formal_tmp_var): Remove.
13796 (is_gimple_formal_tmp_reg): Likewise.
13797 (is_gimple_min_lval): Allow invariant component ref parts.
13798 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
13799 is_gimple_formal_tmp_reg): Remove declarations.
13800 * tree-cfg.c (verify_expr): Verify that variables with address
13801 taken do not have DECL_GIMPLE_REG_P set.
13802 * tree-mudflap.c (mf_build_check_statement_for): Use
13803 force_gimple_operand instead of gimplify_expr.
13805 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
13807 * modulo-sched.c (sms_schedule_by_order): Pass the actual
13808 schedulable rows to compute_split_row.
13810 2009-03-31 Ben Elliston <bje@au.ibm.com>
13813 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
13816 2009-03-31 Alan Modra <amodra@bigpond.net.au>
13818 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
13819 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
13820 * configure: Regenerate.
13821 * config.in: Regenerate.
13822 * config/rs6000/rs6000.opt (mtls-markers): Add.
13823 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
13824 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
13825 (tls_ld_aix, tls_ld_sysv): Likewise.
13826 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
13827 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
13829 2009-03-31 Alan Modra <amodra@bigpond.net.au>
13831 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
13833 2009-03-30 Jan Hubicka <jh@suse.cz>
13835 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
13837 (tree_remove_unreachable_handlers): Cleanup EH predecestor
13838 detection and label handling.
13840 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13842 * ira-int.h (ira_allocno): Rename left_conflicts_num to
13843 left_conflicts_size.
13844 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
13845 ALLOCNO_LEFT_CONFLICTS_SIZE.
13847 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
13848 remove_allocno_from_bucket_and_push,
13849 allocno_spill_priority_compare, push_allocnos_to_stack,
13850 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
13851 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
13852 (setup_allocno_left_conflicts_num): Ditto. Rename to
13853 setup_allocno_left_conflicts_size.
13854 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
13855 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
13856 setup_allocno_left_conflicts_size instead of
13857 setup_allocno_left_conflicts_num.
13859 * ira-build.c (ira_create_allocno): Use
13860 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
13861 ALLOCNO_LEFT_CONFLICTS_NUM.
13863 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13865 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
13866 instead of DF_LR_OUT.
13868 * ira-lives.c (process_bb_node_lives): Ditto.
13870 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
13871 instead of DF_LR_{OUT,IN}.
13873 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
13875 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
13877 2009-03-30 Jan Hubicka <jh@suse.cz>
13879 * except.c (label_to_region_map): Fix thinko.
13881 2009-03-30 Steve Ellcey <sje@cup.hp.com>
13883 PR middle-end/38237
13884 * tree.h (tree_find_value): New declaration.
13885 * tree.c (tree_find_value): New function.
13886 * varasm.c (assemble_external): Avoid duplicate entries on lists.
13888 2009-03-30 Jakub Jelinek <jakub@redhat.com>
13891 * c-decl.c (struct c_binding): Add locus field.
13892 (bind): Add locus argument, set locus field from it.
13893 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
13894 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
13895 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
13896 implicitly_declare, undeclared_variable, lookup_label,
13897 declare_label, c_make_fname_decl, c_builtin_function,
13898 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
13901 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
13904 * config/i386/i386.c (classify_argument): Check total size of
13907 2009-03-30 Martin Jambor <mjambor@suse.cz>
13909 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
13910 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
13911 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
13914 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
13915 seen_variable_array_ref while also traversing a union.
13917 * tree-inline.c (optimize_inline_calls): Do not call
13918 cgraph_node_remove_callees.
13919 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
13920 (pass_remove_cgraph_callee_edges): New variable.
13921 * passes.c (init_optimization_passes): Add
13922 pass_remove_cgraph_callee_edges after early inlining and before all
13923 late intraprocedural passes.
13925 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
13927 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13929 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
13930 Fix typos in names.
13932 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13934 * combine.c (simplify_comparison): Use have_insn_for.
13935 * dojump.c (do_jump): Likewise.
13937 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13939 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
13940 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
13941 sparc_compare_op0 like sparc_compare_emitted used to be handled.
13942 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
13943 instead of sparc_compare_emitted.
13944 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
13945 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
13946 instead of sparc_compare_emitted.
13948 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13950 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
13951 enter/exit cfglayout mode.
13952 (pass_partition_block): Require it.
13953 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
13954 (combine_instructions): Track basic blocks instead of labels.
13955 (update_cfg_for_uncondjump): New.
13956 (try_combine): Use it. Update jumps after rescanning.
13957 (pass_combine): Require PROP_cfglayout.
13958 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
13960 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13962 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
13963 Provide/destroy PROP_cfglayout respectively.
13964 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
13965 * tree-pass.h (PROP_cfglayout): New.
13967 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13969 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
13970 fold_convert_const_fixed_from_fixed,
13971 fold_convert_const_fixed_from_int,
13972 fold_convert_const_fixed_from_real, fold_negate_const): Do not
13973 set TREE_CONSTANT_OVERFLOW.
13974 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
13975 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
13977 2009-03-30 Ira Rosen <irar@il.ibm.com>
13979 * tree-vect-loop-manip.c: New file.
13980 * tree-vectorizer.c: Update documentation and included files.
13981 (vect_loop_location): Make extern.
13982 (rename_use_op): Move to tree-vect-loop-manip.c
13983 (rename_variables_in_bb, rename_variables_in_loop,
13984 slpeel_update_phis_for_duplicate_loop,
13985 slpeel_update_phi_nodes_for_guard1,
13986 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
13987 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
13988 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
13989 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
13990 find_loop_location): Likewise.
13991 (new_stmt_vec_info): Move to tree-vect-stmts.c.
13992 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
13993 get_vectype_for_scalar_type, vect_is_simple_use,
13994 supportable_widening_operation, supportable_narrowing_operation):
13996 (bb_in_loop_p): Move to tree-vect-loop.c.
13997 (new_loop_vec_info, destroy_loop_vec_info,
13998 reduction_code_for_scalar_code, report_vect_op,
13999 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
14000 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
14001 (vect_supportable_dr_alignment): Likewise.
14002 * tree-vectorizer.h (tree-data-ref.h): Include.
14003 (vect_loop_location): Declare.
14004 Reorganize function declarations according to the new file structure.
14005 * tree-vect-loop.c: New file.
14006 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
14007 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
14008 * tree-vect-data-refs.c: New file.
14009 * tree-vect-patterns.c (timevar.h): Don't include.
14010 * tree-vect-stmts.c: New file.
14011 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
14012 tree-vect-slp.c, tree-vect-loop.c.
14013 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
14014 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
14015 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
14016 (tree-vect-analyze.o): Remove.
14017 (tree-vect-transform.o): Likewise.
14018 (tree-vect-data-refs.o): Add rule.
14019 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
14020 tree-vect-slp.o): Likewise.
14021 (tree-vect-patterns.o): Remove redundant dependencies.
14022 (tree-vectorizer.o): Likewise.
14023 * tree-vect-slp.c: New file.
14025 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14027 * optc-gen.awk: Warn if an option flag has multiple different
14030 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
14032 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
14033 -floop-block): Document dependences on PPL, CLooG and Graphite.
14035 2009-03-30 Joseph Myers <joseph@codesourcery.com>
14037 PR rtl-optimization/323
14038 * c-common.c (c_fully_fold, convert_and_check,
14039 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
14040 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
14041 * c-common.def (EXCESS_PRECISION_EXPR): New.
14042 * c-cppbuiltin.c (builtin_define_float_constants): Define
14043 constants with enough digits for long double.
14044 * c-lex.c (interpret_float): Interpret constant with excess
14045 precision where appropriate.
14046 * c-opts.c (c_common_post_options): Set
14047 flag_excess_precision_cmdline. Give an error for
14048 -fexcess-precision=standard for C++ for processors where the
14049 option is significant.
14050 * c-parser.c (c_parser_conditional_expression): Handle excess
14051 precision in condition.
14052 * c-typeck.c (convert_arguments): Handle arguments with excess
14054 (build_unary_op): Move excess precision outside operation.
14055 (build_conditional_expr): Likewise.
14056 (build_compound_expr): Likewise.
14057 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
14058 (build_modify_expr): Handle excess precision in RHS.
14059 (convert_for_assignment): Handle excess precision in converted
14061 (digest_init, output_init_element, process_init_element): Handle
14062 excess precision in initializer.
14063 (c_finish_return): Handle excess precision in return value.
14064 (build_binary_op): Handle excess precision in operands and add
14065 excess precision as needed for operation.
14066 * common.opt (-fexcess-precision=): New option.
14067 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
14068 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
14069 For standard excess precision, output explicit conversion to and
14070 truncation from XFmode.
14071 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
14072 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
14073 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
14074 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
14075 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
14076 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
14077 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
14078 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
14079 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
14080 define_splits, sqrt<mode>2): Disable where appropriate for
14081 standard excess precision.
14082 * convert.c (convert_to_real): Do not shorten arithmetic to type
14083 for which excess precision would be used.
14084 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
14085 * doc/invoke.texi (-fexcess-precision=): Document option.
14086 (-mfpmath=): Correct index entry.
14087 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
14088 flag_excess_precision): New.
14089 * langhooks.c (lhd_post_options): Set
14090 flag_excess_precision_cmdline.
14091 * opts.c (common_handle_option): Handle -fexcess-precision=.
14092 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
14093 init_excess_precision): New.
14094 (lang_dependent_init_target): Call init_excess_precision.
14095 * tree.c (excess_precision_type): New.
14096 * tree.h (excess_precision_type): Declare.
14098 2009-03-30 Joseph Myers <joseph@codesourcery.com>
14101 * c-typeck.c (build_component_ref): Do not copy qualifiers from
14102 non-lvalue to component.
14104 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14106 PR preprocessor/34695
14107 * Makefile.in (c-opts.o): Depend on c-tree.h.
14108 * c-common.c: Move down include of diagnostic.h.
14109 (done_lexing, c_cpp_error): New.
14110 * c-common.h (done_lexing): Declare.
14111 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
14113 * c-opts.c: Include c-tree.h.
14114 (c_common_init_options): Set preprocessor error callback.
14115 (c_common_handle_option): Do not set preprocessor
14116 inhibit_warnings, warnings_are_errors, warn_system_headers,
14117 pedantic_errors or inhibit_warnings flags.
14118 (c_common_post_options): Do not check cpp_errors (parse_in).
14119 (c_common_finish): Do not output dependencies if there were
14120 errors. Do not check return value of cpp_finish.
14121 * c-ppoutput.c (pp_file_change): Set input_location.
14122 * c-tree.h (c_cpp_error): Declare.
14123 * diagnostic.c (diagnostic_set_info_translated): Also initialize
14125 (diagnostic_build_prefix): Check override_column.
14126 * diagnostic.h (diagnostic_info): Add override_column field.
14127 (diagnostic_override_column): Define.
14129 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
14131 * c-common.c (c_expand_expr, c_staticp): Remove.
14132 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
14133 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
14134 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
14135 * c-gimplify.c (gimplify_compound_literal_expr,
14136 optimize_compound_literals_in_ctor): Remove.
14137 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
14138 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
14139 * c-semantics.c (emit_local_var): Remove.
14141 * langhooks-def.h (lhd_expand_expr): Remove.
14142 * langhooks.c (lhd_expand_expr): Remove.
14143 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
14145 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
14146 handling from c-semantics.c; don't call into langhook.
14147 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
14148 * gimplify.c (gimplify_compound_literal_expr,
14149 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
14150 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
14151 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
14152 as was done in c-gimplify.c.
14153 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
14154 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
14155 Move from c-common.h.
14156 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
14158 * tree.c (staticp): Do not call langhook.
14159 * langhooks.c (lhd_staticp): Delete.
14160 * langhooks-def.h (lhd_staticp): Delete prototype.
14161 (LANG_HOOKS_STATICP): Delete.
14162 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
14164 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
14165 instead of DECL_STMTs.
14167 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14175 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
14177 (fold_call_expr): Return a NOP_EXPR from folding rather than the
14178 contained expression.
14179 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
14180 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
14181 conditional expressions for C.
14182 (decl_constant_value_for_optimization): Move from
14183 decl_constant_value_for_broken_optimization in c-typeck.c. Check
14184 whether optimizing and that the expression is a VAR_DECL not of
14185 array type instead of doing such checks in the caller. Do not
14186 check pedantic. Call gcc_unreachable for C++.
14187 * c-common.def (C_MAYBE_CONST_EXPR): New.
14188 * c-common.h (c_fully_fold, c_save_expr,
14189 decl_constant_value_for_optimization): New prototypes.
14190 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
14191 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
14192 EXPR_INT_CONST_OPERANDS): Define.
14193 * c-convert.c (convert): Strip nops from expression.
14194 * c-decl.c (groktypename): Take extra parameters expr and
14195 expr_const_operands. Update call to grokdeclarator.
14196 (start_decl): Update call to grokdeclarator. Add statement for
14197 expressions used in type of decl.
14198 (grokparm): Update call to grokdeclarator.
14199 (push_parm_decl): Update call to grokdeclarator.
14200 (build_compound_literal): Add parameter non_const and build a
14201 C_MAYBE_COSNT_EXPR if applicable.
14202 (grokdeclarator): Take extra parameters expr and
14203 expr_const_operands. Track expressions used in declaration
14204 specifiers and declarators. Fold array sizes and track whether
14205 they are constant expressions and whether they are integer
14206 constant expressions.
14207 (parser_xref_tag): Set expr and expr_const_operands fields in
14209 (grokfield): Update call to grokdeclarator.
14210 (start_function): Update call to grokdeclarator.
14211 (build_null_declspecs): Set expr and expr_const_operands fields in
14213 (declspecs_add_type): Handle expressions in typeof specifiers.
14214 * c-parser.c (c_parser_declspecs): Set expr and
14215 expr_const_operands fields for declaration specifiers.
14216 (c_parser_enum_specifier): Likewise.
14217 (c_parser_struct_or_union_specifier): Likewise.
14218 (c_parser_typeof_specifier): Likewise. Update call to
14219 groktypename. Fold expression as needed. Return expressions with
14220 type instead of adding statements.
14221 (c_parser_attributes): Update calls to c_parser_expr_list.
14222 (c_parser_statement_after_labels): Fold expression before passing
14223 to objc_build_throw_stmt.
14224 (c_parser_condition): Fold expression.
14225 (c_parser_asm_operands): Fold expression.
14226 (c_parser_conditional_expression): Use c_save_expr. Update call
14227 to build_conditional_expr.
14228 (c_parser_alignof_expression): Update call to groktypename.
14229 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
14230 original_code. Fold expression argument of va_arg. Create
14231 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
14232 argument to va_arg. Update calls to groktypename. Fold array
14233 index for offsetof. Verify that first argument to
14234 __builtin_choose_expr has integer type.
14235 (c_parser_postfix_expression_after_paren_type): Update calls to
14236 groktypename and build_compound_literal. Handle expressions with
14237 side effects in type name.
14238 (c_parser_postfix_expression_after_primary): Update call to
14239 c_parser_expr_list. Set original_code for calls to
14240 __builtin_constant_p.
14241 (c_parser_expr_list): Take extra parameter fold_p. Fold
14242 expressions if requested.
14243 (c_parser_objc_type_name): Update call to groktypename.
14244 (c_parser_objc_synchronized_statement): Fold expression.
14245 (c_parser_objc_receiver): Fold expression.
14246 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
14247 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
14248 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
14249 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
14250 (struct c_typespec): Add elements expr and expr_const_operands.
14251 (struct c_declspecs): Add elements expr and expr_const_operands.
14252 (groktypename, build_conditional_expr, build_compound_literal):
14254 (in_late_binary_op): Declare.
14255 * c-typeck.c (note_integer_operands): New function.
14256 (in_late_binary_op): New variable.
14257 (decl_constant_value_for_broken_optimization): Move to c-common.c
14258 and rename to decl_constant_value_for_optimization.
14259 (default_function_array_conversion): Do not strip nops.
14260 (default_conversion): Do not call
14261 decl_constant_value_for_broken_optimization.
14262 (build_array_ref): Do not fold result.
14263 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
14264 result when operand is a VLA.
14265 (c_expr_sizeof_type): Update call to groktypename. Handle
14266 expressions included in type name. Use C_MAYBE_CONST_EXPR for
14267 result when operand names a VLA type.
14268 (build_function_call): Update call to build_compound_literal.
14269 Only fold result for calls to __builtin_* functions. Strip
14270 NOP_EXPR from INTEGER_CST returned from such functions. Fold
14271 the function designator.
14272 (convert_arguments): Fold arguments. Update call to
14273 convert_for_assignment.
14274 (build_unary_op): Handle increment and decrement of
14275 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
14276 decrement earlier. Fold operand of increment and decrement.
14277 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
14278 built for integer operand. Wrap returns that are INTEGER_CSTs
14279 without being integer constant expressions or that have integer
14280 constant operands without being INTEGER_CSTs.
14281 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
14282 (build_conditional_expr): Add operand ifexp_bcp. Track whether
14283 result is an integer constant expression or can be used in
14284 unevaluated parts of one and avoid folding and wrap as
14285 appropriate. Fold operands before possibly doing -Wsign-compare
14287 (build_compound_expr): Wrap result for C99 if operands can be used
14288 in integer constant expressions.
14289 (build_c_cast): Update call to digest_init. Do not ignore
14290 overflow from casting floating-point constants to integers. Wrap
14291 results that could be confused with integer constant expressions,
14292 null pointer constants or floating-point constants.
14293 (c_cast_expr): Update call to groktypename. Handle expressions
14294 included in type name.
14295 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
14296 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
14297 Update calls to convert_for_assignment.
14298 (convert_for_assignment): Take new parameter
14299 null_pointer_constant. Do not strip nops or call
14300 decl_constant_value_for_broken_optimization. Set
14301 in_late_binary_op for conversions to boolean.
14302 (store_init_value): Update call to digest_init.
14303 (digest_init): Take new parameter null_pointer_constant. Do not
14304 call decl_constant_value_for_broken_optimization. pedwarn for
14305 initializers not constant expressions. Update calls to
14306 convert_for_assignment.
14307 (constructor_nonconst): New.
14308 (struct constructor_stack): Add nonconst element.
14309 (really_start_incremental_init, push_init_level, pop_init_level):
14310 Handle constructor_nonconst and nonconst element.
14311 (set_init_index): Call constant_expression_warning for array
14313 (output_init_element): Fold value. Set constructor_nonconst as
14314 applicable. pedwarn for initializers not constant expressions.
14315 Update call to digest_init. Call constant_expression_warning
14316 where constant initializers are required.
14317 (process_init_element): Use c_save_expr.
14318 (c_finish_goto_ptr): Fold expression.
14319 (c_finish_return): Fold return value. Update call to
14320 convert_for_assignment.
14321 (c_start_case): Fold switch expression.
14322 (c_process_expr_stmt): Fold expression.
14323 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
14324 ensure statement expression is not evaluated in constant expression.
14325 (build_binary_op): Track whether results are integer constant
14326 expressions or may occur in such, disable folding and wrap results
14327 as applicable. Fold operands for -Wsign-compare warnings unless
14329 (c_objc_common_truthvalue_conversion): Handle results folded to
14330 integer constants that are not integer constant expressions.
14331 * doc/extend.texi: Document when typeof operands are evaluated,
14332 that condition of __builtin_choose_expr is an integer constant
14333 expression, and more about use of __builtin_constant_p in
14336 2009-03-29 Richard Guenther <rguenther@suse.de>
14338 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
14339 propagate addresses of array references.
14341 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
14343 * regmove.c (perhaps_ends_bb_p): Remove.
14344 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
14345 from INSN and check that the main loop stays within that basic block.
14346 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
14347 (regmove_forward_pass): Split out from regmove_optimize. Use
14348 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
14349 (regmove_backward_pass): Split out from regmove_optimize. Use
14350 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
14351 (regmove_optimize): Simplify.
14353 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
14356 * config/i386/i386.c (classify_argument): Ignore flexible array
14357 member in struct and warn ABI change.
14359 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
14361 * config/i386/i386-protos.h (ix86_agi_dependent): New.
14363 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
14364 (ix86_adjust_cost): Updated.
14366 2009-03-29 Jan Hubicka <jh@suse.cz>
14368 PR middle-end/28850
14369 * tree-pass.h (pass_cleanup_eh): New function.
14370 (remove_unreachable_regions): Break code handling RTL
14371 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
14372 that can not be reached by runtime.
14373 (can_be_reached_by_runtime): New function.
14374 (label_to_region_map): New function.
14375 (num_eh_regions): New function.
14376 (rtl_remove_unreachable_regions): New function.
14377 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
14378 (remove_eh_region): New function.
14379 * except.h: Include sbitmap and vecprim.
14380 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
14381 num_eh_regions): Declare.
14382 * passes.c (init_optimization_passes): Schedule cleanup_eh.
14383 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
14384 * tree-eh.c (tree_remove_unreachable_handlers): New function.
14385 (tree_empty_eh_handler_p): New function.
14386 (cleanup_empty_eh): New function.
14387 (cleanup_eh): New function.
14388 (pass_cleanup_eh): New function.
14390 2009-03-29 Jan Hubicka <jh@suse.cz>
14392 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
14393 for removed regions.
14395 2009-03-29 Jan Hubicka <jh@suse.cz>
14397 * except.c (dump_eh_tree): Dump all datastructures.
14399 2009-03-29 Jan Hubicka <jh@suse.cz>
14401 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
14402 (duplicate_eh_regions_1): Likewise.
14403 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
14404 vector; call EH verification.
14405 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
14406 Be ready for region being removed.
14408 2009-03-29 Jan Hubicka <jh@suse.cz>
14410 * bitmap.c (bitmap_last_set_bit): New function.
14411 * bitmap.h (bitmap_last_set_bit): Declare.
14413 2009-03-29 David Ayers <ayers@fsfe.org>
14416 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
14417 by calling objc_compare_types and surpress warnings about
14418 incompatible C pointers that are compatible ObjC pointers.
14420 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
14422 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
14423 call initialize_inline_failed.
14424 (initialize_inline_failed): Move it from here ...
14425 * cgraph.c (initialize_inline_failed): ... to here.
14426 (cgraph_create_edge): Call initialize_inline_failed rather than
14427 setting inline_failed directly.
14429 2009-03-29 Ben Elliston <bje@au.ibm.com>
14432 * sysv4.opt (msdata): Improve comment.
14433 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
14434 * sysv4.h (SVR4_ASM_SPEC): Likewise.
14436 2009-03-29 Ben Elliston <bje@au.ibm.com>
14439 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
14440 load and store attributes.
14442 2009-03-29 Ben Elliston <bje@au.ibm.com>
14444 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
14445 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
14446 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
14447 * doc/extend.texi (X86 Built-in Functions): Add index entries for
14448 __builtin_infq and __builtin_huge_valq.
14450 2009-03-28 Anatoly Sokolov <aesok@post.ru>
14452 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
14454 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14455 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
14457 2009-03-28 Xinliang David Li <davidxl@google.com>
14459 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
14460 (do_dbg_cnt): New function.
14462 2009-03-28 Jan Hubicka <jh@suse.cz>
14464 Merge from pretty-ipa:
14466 2009-03-27 Jan Hubicka <jh@suse.cz>
14468 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
14469 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
14470 * passes.c (function_called_by_processed_nodes_p): New.
14471 * ipa-pure-const.c (check_call): Fix handling of operands.
14472 (analyze_function): Dump debug output for skipped bodies.
14473 (local_pure_const): Use function_called_by_processed_nodes_p.
14474 * dwarf2out.c (reference_to_unused): Use output.
14475 * passes.c (do_per_function_toporder): Likewise.
14477 2008-11-12 Jan Hubicka <jh@suse.cz>
14479 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
14480 * ipa-pure-const.c (funct_state_d): Add can throw field; make
14481 state_set_in_source enum
14482 (check_decl): Ignore memory tags; do not set fake looping flags;
14484 (check_operand, check_tree, check_rhs_var, check_lhs_var,
14485 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
14486 (check_call, analyze_function): Rewrite.
14488 (add_new_function): Update call of analyze_function.
14489 (generate_summary): Add call of analyze_function.
14490 (propagate): Propagate can_throw; handle state_set_in_source correctly.
14491 (local_pure_const): New function.
14492 (pass_local_pure_const): New pass.
14493 * ipa-inline.c (inline_transform): Set after_inlining.
14494 * tree-eh.c (stmt_can_throw_external): New.
14495 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
14496 work with aliasing built.
14497 * tree-flow.h (stmt_can_throw_external): New.
14498 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
14499 and local pure/const pass in early and late optimization queue.
14501 2009-03-28 Martin Jambor <mjambor@suse.cz>
14503 * fold-const.c (get_pointer_modulus_and_residue): New parameter
14505 (fold_binary): Allow function decl aligment consideration is the
14506 second argument is integer constant one.
14507 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
14508 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
14509 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
14511 2009-03-28 Jan Hubicka <jh@suse.cz>
14513 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
14514 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
14515 * function.h (rtl_data): Add nothrow flag.
14516 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
14517 set DECL_NOTHROW for AVAILABLE functions.
14519 2009-03-28 Jakub Jelinek <jakub@redhat.com>
14521 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
14522 following vector keyword has expansion starting with pixel or bool
14523 keyword, expand vector to __vector and pixel or bool to __pixel or
14527 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
14528 warn_if_disallowed_function_p): Removed.
14529 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
14530 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
14531 warning_if_disallowed_function_p.
14532 * flags.h (warn_if_disallowed_function_p,
14533 warn_disallowed_functions): Removed.
14534 * common.opt (Wdisallowed-function-list=): Removed.
14535 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
14537 2009-03-28 Richard Guenther <rguenther@suse.de>
14539 PR tree-optimization/38723
14540 * tree-ssa-pre.c (compute_avail): Add all default definitions to
14543 2009-03-28 Jan Hubicka <jh@suse.cz>
14545 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
14546 test introduced by my previous patch.
14548 2009-03-28 Richard Guenther <rguenther@suse.de>
14550 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
14551 the PHIs value undefined.
14553 2009-03-28 Jan Hubicka <jh@suse.cz>
14555 * tree-pass.h (pass_fixup_cfg): New pass.
14556 * ipa-inline.c (inline_transform): Set
14557 always_inline_functions_inlined/after_inlining.
14558 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
14559 (pass_fixup_cfg): New pass.
14560 * passes.c (init_optimization_passes): Add fixup_cfg.
14562 2009-03-28 Richard Guenther <rguenther@suse.de>
14564 PR tree-optimization/38458
14565 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
14566 argument use the arguments copy-of value.
14568 2009-03-28 Richard Guenther <rguenther@suse.de>
14570 PR tree-optimization/38180
14571 * tree-ssa-ccp.c (get_default_value): Simplify.
14572 (likely_value): Likewise.
14573 (surely_varying_stmt_p): Properly handle VOP case.
14574 (ccp_initialize): Likewise.
14575 (ccp_fold): Handle propagating through *&.
14576 (fold_const_aggregate_ref): Also handle decls.
14578 2009-03-28 Jan Hubicka <jh@suse.cz>
14580 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
14581 * cgraph.h (cgraph_node): Likewise.
14582 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
14583 (cgraph_reset_node): Use process flag.
14584 (cgraph_mark_functions_to_output): Likewise.
14585 (cgraph_expand_function): Likewise.
14586 (cgraph_expand_all_functions): Likewise.
14587 (cgraph_output_in_order): Likewise.
14588 * dwarf2out.c (reference_to_unused): Likewise.
14589 * passes.c do_per_function_toporder): Likewise.
14591 2009-03-28 Jan Hubicka <jh@suse.cz>
14593 Bring from lto-branch:
14595 2008-09-03 Doug Kwan <dougkwan@google.com>
14597 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
14598 enums instead of reason strings.
14599 * cgraph.c (cgraph_create_edge): Same.
14600 (cgraph_inline_failed_string): New function.
14601 * cgraph.h (cgraph_inline_failed_t): New enum type.
14602 (cgraph_inline_failed_string): New prototype.
14603 (struct cgraph_edge): Change type of INLINED_FAILED from constant
14604 char pointer to cgraph_inline_failed_t.
14605 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
14606 (cgraph_default_inline_p): Ditto.
14607 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
14608 to cgraph_inline_failed_t pointer.
14609 * cif-code.def: New file.
14610 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
14612 (cgraph_check_inline_limits): Change type of REASON to pointer to
14613 cgraph_inline_failed_t. Replace reason strings with enums.
14614 (cgraph_default_inline_p): Ditto.
14615 (cgraph_recursive_inlining_p): Ditto.
14616 (update_caller_keys): Change type of FAILED_REASON to
14617 cgraph_inline_failed_t.
14618 (cgraph_set_inline_failed): Change type of REASON to pointer to
14619 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
14620 convert enums to strings for text output.
14621 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
14622 to be of type cgraph_inline_failed_t. Replace reason strings with
14623 enums. Call cgraph_inline_failed_string to covert enums
14624 to strings for text output.
14625 (cgraph_decide_inlining): Replace reason strings with enums.
14626 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
14627 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
14629 * tree-inline.c (expand_call_inline): Change type of REASON
14630 to cgraph_inline_failed_t. Replace reason strings with enums.
14631 Call cgraph_inline_failed_string for text output.
14632 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
14635 2009-03-28 Jan Hubicka <jh@suse.cz>
14637 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
14638 cgraph_clone_node): Remove master clone handling.
14639 (cgraph_is_master_clone, cgraph_master_clone): Remove.
14640 * cgraph.h (master_clone): Remove.
14641 (cgraph_is_master_clone, cgraph_master_clone): Remove.
14642 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
14643 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
14645 2009-03-28 Jan Hubicka <jh@suse.cz>
14647 * cgraph.c (cgraph_function_body_availability): Functions declared
14648 inline are always safe to assume that it is not going to be replaced.
14650 2009-03-28 Richard Guenther <rguenther@suse.de>
14652 PR tree-optimization/38513
14653 * tree-ssa-pre.c (eliminate): Remove redundant stores.
14654 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
14655 EXC_PTR_EXPR and FILTER_EXPR.
14656 (get_ref_from_reference_ops): Likewise.
14658 2009-03-28 Richard Guenther <rguenther@suse.de>
14660 PR tree-optimization/38968
14661 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
14662 Use FLOOR_MOD_EXPR to compute misalignment.
14664 2009-03-28 Richard Guenther <rguenther@suse.de>
14666 PR tree-optimization/37795
14667 * tree.h (combine_comparisons): Declare.
14668 * fold-const.c (combine_comparisons): Export.
14669 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
14671 (ifcombine_iforif): Use combine_comparisons.
14673 2009-03-28 Jan Hubicka <jh@suse.cz>
14675 * tree-eh.c (inlinable_call_p): New function.
14676 (make_eh_edges): Use it.
14677 (verify_eh_edges): Use it.
14678 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
14679 * except.c (reachable_next_level): Add inlinable_function argument
14680 (sjlj_find_directly_reachable_regions): Update.
14681 (add_reachable_handler): Do not set saw_any_handlers.
14682 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
14683 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
14684 Add new inlinable call parameter.
14685 (can_throw_internal, can_throw_external): Update.
14686 * except.h (can_throw_internal_1, can_throw_external_1,
14687 foreach_reachable_handler): Update declaration.
14689 2009-03-28 Joseph Myers <joseph@codesourcery.com>
14691 * config/arm/t-arm-coff, config/h8300/coff.h,
14692 config/i386/i386-aout.h, config/i386/i386-coff.h,
14693 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
14694 config/pdp11/2bsd.h, config/rs6000/aix41.h,
14695 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
14696 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
14697 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
14698 sys-types.h: Remove.
14699 * Makefile.in: Remove protoize and fixproto support and references
14701 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
14702 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
14704 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
14705 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
14706 unprotoize$(exeext).
14707 (rest.encap): Don't depend on $(STMP_FIXPROTO)
14708 (.PHONY): Don't depend on proto.
14709 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
14710 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
14711 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
14712 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
14713 build/gen-protos.o, build/scan.o, xsys-protos.h,
14714 build/fix-header$(build_exeext), build/fix-header.o,
14715 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
14716 stmp-install-fixproto): Remove.
14717 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
14718 SYSCALLS.c or fixproto files.
14719 (install-common): Don't install protoize.
14720 (install-headers-tar, install-headers-cpio, install-headers-cp):
14721 Don't depend on $(STMP_FIXPROTO).
14722 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
14723 install fixproto files or write out fixproto settings.
14724 (uninstall): Don't uninstall protoize.
14725 * config.gcc (use_fixproto): Remove.
14726 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
14727 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
14728 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
14729 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
14730 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
14731 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
14732 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
14733 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
14734 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
14735 * config/t-vxworks (STMP_FIXPROTO): Remove.
14736 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
14737 STMP_FIXPROTO): Remove.
14738 * config.in, configure: Regenerate.
14739 * crtstuff.c (gid_t, uid_t): Don't undefine.
14740 * doc/install.texi: Change m68k-coff to m68k-elf in example.
14741 (arm-*-coff, arm-*-aout: Remove target entries.
14742 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
14743 Remove mention of AIX 4.1.
14744 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
14745 * doc/invoke.texi (Running Protoize): Remove.
14746 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
14747 (Protoize Caveats): Remove.
14748 * tsystem.h: Update comments on headers assumed to exist.
14750 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
14752 * genautomata.c: Add a new year to the copyright. Add a new
14754 (struct insn_reserv_decl): Add comments for member bypass_list.
14755 (find_bypass): Remove.
14756 (insert_bypass): New.
14757 (process_decls): Use insert_bypass.
14758 (output_internal_insn_latency_func): Output all bypasses with the
14759 same input insn in one switch case.
14761 * rtl.def (define_bypass): Describe bypass choice.
14762 * doc/md.texi (define_bypass): Ditto.
14764 2009-03-27 Richard Guenther <rguenther@suse.de>
14766 * gimplify.c (mark_addressable): Export.
14767 * tree-flow.h (mark_addressable): Declare.
14768 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
14769 * tree-ssa.c (verify_phi_args): Verify that address taken
14770 variables have TREE_ADDRESSABLE set.
14772 2009-03-27 Richard Guenther <rguenther@suse.de>
14774 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
14775 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
14776 Do not mark decls TREE_ADDRESSABLE.
14777 (build_fold_addr_expr): Adjust.
14778 (fold_addr_expr): Remove.
14779 (fold_unary): Use build_fold_addr_expr.
14780 (fold_comparison): Likewise.
14781 (split_address_to_core_and_offset): Likewise.
14782 * coverage.c (tree_coverage_counter_addr): Mark the array decl
14784 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
14785 (gimplify_modify_expr_to_memcpy): Mark source and destination
14787 * omp-low.c (create_omp_child_function): Mark the object decl
14789 (lower_rec_input_clauses): Mark the var we take the address of
14791 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
14793 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14795 PR middle-end/39315
14796 * cfgexpand.c (expand_one_stack_var_at): Change alignment
14797 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
14799 2009-03-27 Richard Guenther <rguenther@suse.de>
14801 PR tree-optimization/39120
14802 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
14804 (handle_lhs_call): Process return constraints. Add escape
14805 constraints if necessary.
14806 (handle_const_call): Fill out return constraints. Make nested
14807 case more precise. Avoid consttmp if possible.
14808 (handle_pure_call): Fill out return constraints. Avoid
14809 callused if possible.
14810 (find_func_aliases): Simplify call handling.
14812 2009-03-27 Richard Guenther <rguenther@suse.de>
14814 PR tree-optimization/39120
14815 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
14816 as a representative.
14817 (solve_graph): Do propagate CALLUSED.
14818 (handle_pure_call): Use a scalar constraint from CALLUSED for
14820 (find_what_p_points_to): CALLUSED shall not appear in poins-to
14823 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14826 * c-common.c (handle_aligned_attribute): Properly check alignment
14827 overflow. Use (1U << i) instead of (1 << i).
14829 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
14831 * expr.h (get_mem_align_offset): Updated.
14833 * tree.h (tree_decl_common): Change align to "unsigned int" and
14834 move it before pointer_alias_set.
14836 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14837 Jakub Jelinek <jakub@redhat.com>
14840 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
14841 gr_register_operand with gr_reg_or_0_operand.
14842 (cmpxchg_rel_di): Likewise.
14843 (sync_lock_test_and_set<mode>): Likewise.
14845 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14847 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
14848 (true_regnum): Likewise.
14850 * rtlanal.c (subreg_info): Moved to ...
14851 * rtl.h (subreg_info): Here. New.
14852 (subreg_get_info): New.
14854 * rtlanal.c (subreg_get_info): Make it extern.
14856 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14859 * config/i386/i386.c (ix86_abi): New.
14860 (override_options): Handle -mabi=.
14861 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
14862 (ix86_call_abi_override): Likewise.
14863 (init_cumulative_args): Likewise.
14864 (function_arg_advance): Likewise.
14865 (function_arg_64): Likewise.
14866 (function_arg): Likewise.
14867 (ix86_pass_by_reference): Likewise.
14868 (ix86_function_value_regno_p): Likewise.
14869 (ix86_build_builtin_va_list_abi): Likewise.
14870 (setup_incoming_varargs_64): Likewise.
14871 (is_va_list_char_pointer): Likewise.
14872 (ix86_init_machine_status): Likewise.
14873 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
14874 (ix86_function_type_abi): Return enum calling_abi. Rewrite
14875 for 64bit. Replace DEFAULT_ABI with ix86_abi.
14876 (ix86_function_abi): Make it static and return enum calling_abi.
14877 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
14879 (ix86_fn_abi_va_list): Updated.
14881 * config/i386/i386.h (ix86_abi): New.
14882 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
14883 (CONDITIONAL_REGISTER_USAGE): Likewise.
14884 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
14885 (machine_function): Likewise.
14887 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
14889 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
14890 (STACK_BOUNDARY): Likewise.
14891 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
14893 * config/i386/i386.opt (mabi=): New.
14895 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
14896 return enum calling_abi.
14897 (ix86_function_type_abi): Likewise.
14898 (ix86_function_abi): Removed.
14900 * doc/invoke.texi: Document -mabi= option for x86.
14902 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14904 * builtins.c (real_dconstp): Delete.
14905 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
14907 2009-03-27 Dodji Seketeli <dodji@redhat.com>
14908 Jakub Jelinek <jakub@redhat.com>
14911 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
14912 (gen_subprogram_die): When a function is explicit, generate the
14913 DW_AT_explicit attribute.
14914 * langhooks.h (struct lang_hooks_for_decls): Add
14915 function_decl_explicit_p langhook.
14916 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
14917 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
14919 2009-03-27 Jakub Jelinek <jakub@redhat.com>
14921 * builtins.c (fold_builtin_memory_op): Optimize memmove
14922 into memcpy if we can prove source and destination don't overlap.
14924 * tree-inline.c: Include gt-tree-inline.h.
14925 (clone_fn_id_num): New variable.
14926 (clone_function_name): New function.
14927 (tree_function_versioning): Use it.
14928 * Makefile.in (GTFILES): Add tree-inline.c.
14930 2009-03-27 Mark Mitchell <mark@codesourcery.com>
14932 * BASE-VER: Change to 4.5.0.
14934 2009-03-27 Xinliang David Li <davidxl@google.com>
14936 PR tree-optimization/39557
14937 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
14939 2009-03-27 Xinliang David Li <davidxl@google.com>
14941 PR tree-optimization/39548
14942 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
14945 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14947 * c-common.c (pointer_int_sum): Use %wd on return from
14950 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14952 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
14953 on return from tree_low_cst.
14955 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
14958 * ginclude/stdarg.h (va_copy): Define also for
14959 __GXX_EXPERIMENTAL_CXX0X__.
14961 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14964 * builtins.h (c_strlen): Do not warn here.
14965 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
14966 * c-common.c (pointer_int_sum): Take an explicit location.
14967 Warn about offsets out of bounds.
14968 * c-common.h (pointer_int_sum): Adjust declaration.
14970 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14972 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
14975 2009-03-26 Jakub Jelinek <jakub@redhat.com>
14978 * opts.c (warn_if_disallowed_function_p): Don't assume
14979 get_callee_fndecl must return non-NULL.
14981 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
14983 PR rtl-optimization/39522
14984 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
14985 when reg_reloaded_valid is set.
14987 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14989 * config/spu/divv2df3.c: New file.
14990 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
14991 (DPBIT_FUNCS): Filter out _div_df.
14993 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
14995 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
14996 a jump insn, count that jump in the distance to the loop start.
14998 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
15001 * config/sh/sh.c (calc_live_regs): Fix condition for global
15002 registers except PIC_OFFSET_TABLE_REGNUM.
15004 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
15007 * doc/invoke.texi (-mconsole): New.
15009 (-mno-cygwin): New.
15011 (-mnop-fun-dllimport): New.
15015 (sub section "i386 and x86-64 Windows Options"): New.
15017 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
15019 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
15020 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
15022 2009-03-25 Richard Guenther <rguenther@suse.de>
15024 PR middle-end/39497
15025 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
15028 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
15030 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
15031 neither of haifa/selective schedulers are working.
15033 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15035 * doc/invoke.texi (Debugging Options): Fix description of
15036 -fno-merge-debug-strings.
15038 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
15040 * config/cris/libgcc.ver: New version-script.
15041 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
15043 * configure.ac <GAS features, nop mnemonic>: Add pattern
15044 crisv32-*-* for "nop".
15045 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
15046 * configure: Regenerate.
15048 2009-03-24 Ira Rosen <irar@il.ibm.com>
15050 PR tree-optimization/39529
15051 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
15052 mark_sym_for_renaming for the tag copied to the new vector
15055 2009-03-24 Arthur Loiret <aloiret@debian.org>
15057 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
15058 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
15059 EXTRA_SPEC_FUNCTIONS.
15060 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
15061 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
15062 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
15063 -march and -mtune options.
15065 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
15067 * config/m68k/t-rtems: Add m5329 multilib.
15069 2009-03-24 Dodji Seketeli <dodji@redhat.com>
15070 Jakub Jelinek <jakub@redhat.com>
15073 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
15076 2009-03-23 Jakub Jelinek <jakub@redhat.com>
15079 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
15080 instead of c_parser_expression_conv, if original_code isn't one of the
15081 4 allowed comparison codes, fail.
15083 2009-03-23 Richard Guenther <rguenther@suse.de>
15085 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
15086 * tree.h (struct tree_type): Likewise.
15087 * reload.h (struct insn_chain): Likewise.
15088 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
15089 * function.h (struct function): Likewise.
15090 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
15092 2009-03-23 Jakub Jelinek <jakub@redhat.com>
15094 PR tree-optimization/39516
15095 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
15097 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
15099 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
15100 should be set true if BITS_PER_WORD of target is bigger than 32
15102 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
15104 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
15105 Translate -B-options to -rpath-link. Correct existing
15106 rpath-link and conditionalize on !nostdlib.
15108 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15110 * doc/extend.texi (Function Attributes, Variable Attributes):
15112 * doc/invoke.texi (Debugging Options, Optimize Options)
15113 (i386 and x86-64 Options, MCore Options): Likewise.
15115 2009-03-20 Jakub Jelinek <jakub@redhat.com>
15118 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
15119 it for block local namespace aliases.
15120 (gen_decl_die): Pass context_die to gen_namespace_die.
15122 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15125 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
15126 minimum or maximum value.
15128 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
15130 * reginfo.c (globalize_reg): Recompute derived reg sets.
15132 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
15135 * libgcc2.c (mprotect): Do not use signed arguments for
15136 VirtualProtect, use DWORD arguments. Also fix the 'may
15137 be used uninitialized' warning for the np variable.
15139 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15142 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
15143 functions using regparm calling conventions when not optimizing.
15144 (ix86_function_sseregparm): Similarly for sseregparm calling
15147 2009-03-19 Li Feng <nemokingdom@gmail.com>
15149 PR middle-end/39500
15150 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
15151 dependence if the first conflict is after niter iterations.
15153 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
15155 PR middle-end/38609
15156 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
15157 functions with dynamic stack-pointer adjustments.
15159 2009-03-19 Ben Elliston <bje@au.ibm.com>
15161 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
15162 option; change to -msdata=data.
15164 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15166 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
15169 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
15172 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
15174 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
15176 * doc/invoke.texi (Code Gen Options): Expand discussion of
15179 2009-03-18 Jakub Jelinek <jakub@redhat.com>
15181 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
15182 * matrix-reorg.c (struct matrix_info): Likewise.
15183 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
15184 * rtl.h (struct mem_attrs): Likewise.
15185 * df.h (struct df): Likewise.
15186 * tree-data-ref.h (struct data_dependence_relation): Likewise.
15187 * ira-int.h (struct ira_allocno): Likewise.
15188 * df-scan.c (struct df_collection_rec): Likewise.
15189 * ira.c (struct equivalence): Likewise.
15190 * function.c (struct temp_slot): Likewise.
15191 * cfgloop.h (struct loop): Likewise.
15194 * function.c (use_register_for_decl): When not optimizing, disregard
15195 register keyword for variables with types containing methods.
15197 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
15199 PR middle-end/39447
15200 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
15201 (is_simple_operand): Call contains_component_ref_p before calling data
15202 reference analysis that would fail on COMPONENT_REFs.
15204 * tree-vrp.c (search_for_addr_array): Fix formatting.
15206 2009-03-18 Richard Guenther <rguenther@suse.de>
15208 * tree-vect-transform.c (vect_loop_versioning): Fold the
15209 generated comparisons.
15210 * tree-vectorizer.c (set_prologue_iterations): Likewise.
15211 (slpeel_tree_peel_loop_to_edge): Likewise.
15213 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15215 PR middle-end/37805
15216 * opts.c (print_specific_help): In addition to `undocumented',
15217 accept `separate' and `joined' flags if passed alone. Describe
15218 output by the first matched one of those.
15219 (common_handle_option): Skip over empty strings.
15220 * gcc.c (display_help): Fix help string for `--help='.
15221 * doc/invoke.texi (Option Summary, Overall Options): With
15222 `--help=', classes and qualifiers can both be repeated, but
15223 only the latter can be negated. One should not pass only
15224 negated qualifiers. Fix markup and examples.
15227 2008-10-14 Jakub Jelinek <jakub@redhat.com>
15228 PR middle-end/37805
15229 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
15230 and -fhelp=separate.
15232 2009-03-17 Jing Yu <jingyu@google.com>
15234 PR middle-end/39378
15235 * function.h (struct rtl_data): Move is_thunk from here...
15236 (struct function): ...to here.
15237 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
15238 * varasm.c (assemble_start_function): Change is_thunk from crtl to
15240 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
15242 (alpha_does_function_need_gp, alpha_start_function): Likewise.
15243 (alpha_output_function_end_prologue): Likewise.
15244 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
15245 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
15246 (rs6000_output_function_epilogue): Likewise.
15247 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
15249 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
15252 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
15253 from different units in a single alternative.
15254 (*truncdfsf_i387): Ditto.
15255 (*truncxfsf2_mixed): Ditto.
15256 (*truncxfdf2_mixed): Ditto.
15258 2009-03-17 Jakub Jelinek <jakub@redhat.com>
15260 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
15261 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
15264 * tree-ssa-live.c (remove_unused_locals): Don't remove local
15265 unused non-artificial variables when not optimizing.
15268 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
15269 DW_TAG_imported_module even if decl is IMPORTED_DECL with
15270 NAMESPACE_DECL in its DECL_INITIAL.
15272 PR middle-end/39443
15273 * optabs.c (set_user_assembler_libfunc): New function.
15274 * expr.h (set_user_assembler_libfunc): New prototype.
15275 * c-common.c: Include libfuncs.h.
15276 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
15277 for memcmp, memset, memcpy, memmove and abort.
15278 * Makefile.in (c-common.o): Depend on libfuncs.h.
15281 * dwarf2out.c (gen_inlined_enumeration_type_die,
15282 gen_inlined_structure_type_die, gen_inlined_union_type_die,
15283 gen_tagged_type_instantiation_die): Removed.
15284 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
15287 2009-03-17 Janis Johnson <janis187@us.ibm.com>
15290 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
15292 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
15293 (check-parallel-%): Ditto.
15294 (check-consistency): Ditto.
15296 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
15298 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
15299 local variable rhs by NULL_TREE.
15301 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15304 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
15306 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15309 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
15311 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15314 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
15315 for ms->sysv ABI calls only in 64bit mode.
15317 * config/i386/i386.md (untyped_call): Support 32bit.
15319 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
15321 * doc/extend.texi: Replace x86_65 with x86_64.
15323 2009-03-16 Jakub Jelinek <jakub@redhat.com>
15325 PR tree-optimization/39455
15326 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
15327 mismatches for POINTER_TYPE_P (type).
15328 (number_of_iterations_le): Likewise.
15330 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
15332 * config/picochip/picochip.c: Removed profiling support.
15333 * config/picochip/picochip.md: Removed profiling instruction.
15334 * config/picochip/picochip.h: Removed profiling builtin.
15336 2009-03-16 Joseph Myers <joseph@codesourcery.com>
15338 * doc/install.texi (--with-host-libstdcxx): Document.
15340 2009-03-14 Anatoly Sokolov <aesok@post.ru>
15343 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
15344 generate a warning if the function name does not begin with
15345 "__vector" and the function has either the 'signal' or 'interrupt'
15346 attribute, from here to ...
15347 (avr_declare_function_name): ...here. New function.
15348 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
15349 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
15351 2009-03-14 Jakub Jelinek <jakub@redhat.com>
15354 * cse.c (fold_rtx): Don't modify original const_arg1 when
15355 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
15356 separate variable instead.
15357 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
15358 from out of range shift counts.
15359 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
15361 2009-03-13 Catherine Moore <clm@codesourcery.com>
15363 * config/i386/x-mingw32 (host-mingw32.o): Replace
15364 diagnostic.h with $(DIAGNOSTIC_H).
15366 2009-03-12 Jakub Jelinek <jakub@redhat.com>
15369 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
15371 * config/i386/sync.md (sync_compare_and_swap<mode>,
15372 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
15373 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
15375 (sync_double_compare_and_swapdi_pic,
15376 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
15377 cmpxchg8b_pic_memory_operand instead of just memory_operand.
15379 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15382 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
15384 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15387 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
15388 (avx_addsubv4df3): Likewise.
15389 (*avx_addsubv4sf3): Likewise.
15390 (sse3_addsubv4sf3): Likewise.
15392 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15395 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
15397 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
15400 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
15401 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
15402 registers for allocnos created from user-defined variables.
15404 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15407 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
15408 of non-integer mode as well.
15410 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
15412 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
15413 for functions for which the parameter types are unknown.
15415 2009-03-11 Jakub Jelinek <jakub@redhat.com>
15418 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
15419 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
15420 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
15421 * config/i386/i386.c (ix86_local_alignment): For
15422 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
15423 long long variables on the stack to avoid dynamic realignment.
15424 Allow the first argument to be a decl rather than type.
15425 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
15427 2009-03-11 Nick Clifton <nickc@redhat.com>
15430 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
15432 Add description to mno-lsim option.
15433 * config/mcore/mcore.h: Remove comment about deprecated m4align
15435 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
15436 * doc/invoke.texi: Add description of mno-lsim and
15437 mstack-increment options.
15439 * config/fr30/fr30.opt: Document the -mno-lsim option.
15440 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
15441 and -mno-lsim options.
15443 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15445 * fold-const.c (fold_comparison): Only call fold_inf_compare
15446 if the mode supports infinities.
15448 2009-03-11 Jason Merrill <jason@redhat.com>
15451 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
15452 end already did. Notice GIMPLE_CALL modifications of the result.
15453 Don't copy debug information from an ignored decl or a decl from
15456 2009-03-10 Richard Guenther <rguenther@suse.de>
15457 Nathan Froyd <froydnj@codesourcery.com>
15459 PR middle-end/37850
15460 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
15461 (__divMODE3): Likewise.
15463 2009-03-09 Jakub Jelinek <jakub@redhat.com>
15465 PR tree-optimization/39394
15466 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
15467 DECL_SIZE_UNIT of variable length FIELD_DECLs.
15469 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15471 * recog.c (verfiy_changes): Disallow renaming of hard regs in
15472 inline asms for register asm ("") declarations.
15474 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
15476 * fold-const.c (fold_unary): Fix comment.
15478 2009-03-07 Jan Hubicka <jh@suse.cz>
15481 * tree-inline.c (setup_one_parameter): Do replacement of const
15482 argument by constant in SSA form.
15484 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15486 PR middle-end/38028
15487 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
15488 determine alignment passed to assign_stack_local.
15489 (assign_parms_unsplit_complex): Likewise.
15490 * except.c (sjlj_build_landing_pads): Likewise.
15492 2009-03-06 Jakub Jelinek <jakub@redhat.com>
15494 PR middle-end/39360
15495 * tree-flow.h (add_referenced_var): Return bool instead of void.
15496 * tree-dfa.c (add_referenced_var): Return result of
15497 referenced_var_check_and_insert call.
15498 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
15499 of referenced_var_check_and_insert.
15502 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
15503 (gen_variable_die): Emit DW_AT_location on abstract static variable's
15504 DIE, don't emit it if abstract origin already has it.
15505 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
15506 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
15508 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15510 * genpreds.c (needs_variable): Fix parentheses at variable name
15512 (write_tm_constrs_h): Indent generated code.
15514 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15516 * doc/extend.texi (Function Attributes): Add documentation
15517 for isr attributes.
15519 2009-03-06 Jakub Jelinek <jakub@redhat.com>
15522 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
15523 take locus from its DECL_SOURCE_LOCATION instead of input_location.
15525 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
15527 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
15530 2009-03-05 Jakub Jelinek <jakub@redhat.com>
15533 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
15534 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
15536 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
15538 * config/i386/i386.md (R8_REG, R9_REG): New constants.
15539 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
15540 constants instead of magic numbers.
15541 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
15543 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
15544 (x86_64_ms_abi_int_parameter_registers): Ditto.
15545 (x86_64_int_return_registers): Ditto.
15546 (ix86_maybe_switch_abi): Ditto.
15547 (ix86_expand_call): Ditto for clobbered_registers array.
15548 (ix86_hard_regno_mode_ok): Ditto.
15549 (x86_extended_QIreg_mentioned_p): Ditto.
15551 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
15553 PR tree-optimization/39349
15554 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
15556 * combine.c (gen_lowpart_for_combine): Use omode when generating
15559 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
15561 PR rtl-optimization/39235
15562 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
15564 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
15566 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
15568 2009-03-04 Richard Guenther <rguenther@suse.de>
15570 PR tree-optimization/39362
15571 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
15572 that occur in abnormal PHIs should be varying.
15574 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
15576 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
15578 (simple_iv): Take loop as an argument instead of statement.
15579 * tree-scalar-evolution.h (simple_iv): Declaration changed.
15580 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
15582 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
15584 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
15585 * matrix-reorg.c (analyze_transpose): Ditto.
15586 * tree-data-ref.c (dr_analyze_innermost): Ditto.
15587 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
15588 * tree-predcom.c (ref_at_iteration): Ditto.
15589 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
15591 2009-03-04 Richard Guenther <rguenther@suse.de>
15593 PR tree-optimization/39358
15594 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
15595 escaped_id and callused_id.
15596 (solve_graph): Likewise.
15598 2009-03-04 Richard Guenther <rguenther@suse.de>
15600 PR tree-optimization/39339
15601 * tree-sra.c (try_instantiate_multiple_fields): Make it
15602 no longer ICE on the above.
15604 2009-03-03 Joseph Myers <joseph@codesourcery.com>
15606 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
15607 that fits within Pmode.
15609 2009-03-03 Steve Ellcey <sje@cup.hp.com>
15611 PR middle-end/10109
15612 * tm.texi (LIBCALL_VALUE): Update description.
15614 2009-03-03 Steve Ellcey <sje@cup.hp.com>
15616 PR middle-end/34443
15617 * doc/extend.texi (section): Update description.
15619 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
15621 PR middle-end/39345
15622 * tree-inline.c (remapped_type): New.
15623 (can_be_nonlocal): Call remapped_type instead of remap_type.
15625 2009-03-03 Jakub Jelinek <jakub@redhat.com>
15628 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
15629 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
15631 2009-03-03 Richard Guenther <rguenther@suse.de>
15633 PR middle-end/39272
15634 * tree.c (tree_nonartificial_location): New function.
15635 * tree.h (tree_nonartificial_location): Declare.
15636 * builtins.c (expand_builtin_memory_chk): Provide location
15637 of the call location for artificial function pieces.
15638 (maybe_emit_chk_warning): Likewise.
15639 (maybe_emit_sprintf_chk_warning): Likewise.
15640 (maybe_emit_free_warning): Likewise.
15641 * expr.c (expand_expr_real_1): Likewise.
15643 2009-03-03 Jakub Jelinek <jakub@redhat.com>
15645 PR tree-optimization/39343
15646 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
15647 COMPONENT_REF t has ARRAY_TYPE.
15649 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
15651 PR middle-end/39335
15652 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
15653 when the type precision of the induction variable should be
15654 larger than the type precision of nit.
15655 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
15656 * graphite.c (graphite_loop_normal_form): Same.
15657 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
15659 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
15661 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
15662 (*call_1_rex64_ms_sysv): Use named constants instead of magic
15663 numbers to describe clobbered registers.
15664 (*call_value_0_rex64_ms_sysv): Ditto.
15665 * config/i386/mmx.md (mmx_emms): Ditto.
15666 (mmx_femms): Ditto.
15668 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
15670 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
15673 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15675 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
15676 (spu_section_type_flags): New function.
15678 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
15680 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
15681 reg_class_contents of FLOAT_REGS into a temporary.
15683 2009-03-02 Richard Guenther <rguenther@suse.de>
15684 Ira Rosen <irar@il.ibm.com>
15686 PR tree-optimization/39318
15687 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
15688 information to the vectorized statement.
15690 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
15692 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
15693 variable. Use defined names instead of magic constants for REX SSE
15696 2009-03-01 Richard Guenther <rguenther@suse.de>
15698 PR tree-optimization/39331
15699 * omp-low.c (lower_send_shared_vars): Do not receive new
15700 values for the reference of DECL_BY_REFERENCE parms or results.
15702 2009-03-01 Jan Hubicka <jh@suse.cz>
15705 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
15706 BLOCK_NONLOCALIZED_VAR): New macros.
15707 (tree_block): Add nonlocalized_vars.
15708 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
15709 gen_decl_die): Add origin argument. Allow generation of die with
15710 origin at hand only.
15711 (gen_member_die, gen_type_die_with_usage, force_decl_die,
15712 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
15714 (gen_block_die): Fix checking for unused blocks.
15715 (process_scope_var): Break out from .... ; work with origins only.
15716 (decls_for_scope) ... here; process nonlocalized list.
15717 (dwarf2out_ignore_block): Look for nonlocalized vars.
15718 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
15720 (dump_scope_block): Dump them.
15721 * tree-inline.c (remap_decls): Handle nonlocalized vars.
15722 (remap_block): Likewise.
15723 (can_be_nonlocal): New predicate.
15724 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
15726 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15728 * configure: Regenerate.
15730 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15732 * optc-gen.awk: No need to duplicate option flags twice.
15733 Reuse help texts for duplicate options which do not have any.
15735 * gcc.c (display_help): Document --version.
15737 * gcc.c (main): If print_help_list and verbose_flag, ensure
15738 driver output comes before subprocess output.
15740 * optc-gen.awk: Assign all remaining fields to help string,
15741 space-separated, for multi-line help in *.opt.
15743 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
15744 -Wno-pedantic-ms-format is for MinGW targets only.
15746 * doc/options.texi (Option file format): Fix bad indentation,
15747 restoring dropped sentence.
15749 2009-02-28 Jan Hubicka <jh@suse.cz>
15751 * tree-inline.c (tree_function_versioning): Output debug info.
15753 2009-02-28 Jan Hubicka <jh@suse.cz>
15756 * tree-inline.c (setup_one_parameter): Do not copy propagate
15757 arguments when not optimizing.
15759 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
15762 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
15763 (avx_addsubv4df3): Likewise.
15764 (*avx_addsubv4sf3): Likewise.
15765 (sse3_addsubv4sf3): Likewise.
15766 (*avx_addsubv2df3): Likewise.
15767 (sse3_addsubv2df3): Likewise.
15768 (avx_unpckhps256): Correct item selectors.
15769 (avx_unpcklps256): Likewise.
15770 (avx_unpckhpd256): Likewise.
15771 (avx_unpcklpd256): Likewise.
15773 2009-02-28 Jan Hubicka <jh@suse.cz>
15775 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
15777 (copy_arguments_for_versioning): If var is declared don't declare it.
15778 (tree_function_versioning): First setup substitutions and then copy
15781 2009-02-27 Jan Hubicka <jh@suse.cz>
15784 * cgraph.h (varpool_output_debug_info): Remove.
15785 * cgraphunit.c (varpool_output_debug_info): Remove.
15786 * dwarf2out.c (deferred_locations_struct): New struct
15787 (deferred_locations): New type.
15788 (deferred_locations_list): New static var.
15789 (deffer_location): New function.
15790 (gen_variable_die): Use it.
15791 (decls_for_scope): Output info on local static vars.
15792 (dwarf2out_finish): Process deferred locations.
15793 * varpool.c (varpool_output_debug_info): Remove.
15795 2009-02-27 Jan Hubicka <jh@suse.cz>
15798 * tree.h (TREE_PROTECTED): Fix comment.
15799 (BLOCK_HANDLER_BLOCK): Remove.
15800 (struct tree_block): Remove handler_block add body_block.
15801 (inlined_function_outer_scope_p): New.
15802 (is_body_block): Remove.
15803 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
15804 * dwarf2out.c (is_inlined_entry_point): Remove.
15805 (add_high_low_attributes): Use inlined_function_outer_scope_p.
15806 (gen_block_die): Use is_inlined_entry_point check. Remove body block
15808 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
15809 * gimplify.c (gimplify_expr): Gimplify body blocks.
15810 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
15811 block with multiple subblocks.
15812 (dump_scope_block): Prettier output; dump more flags and info.
15813 (dump_scope_blocks): New.
15814 (remove_unused_locals): Use dump_scope_blocks.
15815 * tree-flow.h (dump_scope_blocks): Declare.
15816 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
15817 * stmt.c (is_body_block): Remove.
15818 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
15819 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
15821 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
15823 PR middle-end/39308
15824 * graphite.c (graphite_loop_normal_form): Do not call
15825 number_of_iterations_exit from a gcc_assert.
15827 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15829 * config/s390/s390.c (s390_swap_cmp): Look for conditional
15830 jumps if COND is NULL.
15831 (find_cond_jump): New function.
15832 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
15833 * config/s390/s390.md: Remove z10_cobra attribute value.
15835 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
15837 * config/alpha/alpha.h (alpha_expand_mov): Return false if
15838 force_const_mem returns NULL_RTX.
15840 2009-02-26 Jan Hubicka <jh@suse.cz>
15843 * cgraph.h (varpool_output_debug_info): Remove.
15844 * cgraphunit.c (varpool_output_debug_info): Remove.
15845 * dwarf2out.c (deferred_locations_struct): New struct
15846 (deferred_locations): New type.
15847 (deferred_locations_list): New static var.
15848 (deffer_location): New function.
15849 (gen_variable_die): Use it.
15850 (decls_for_scope): Output info on local static vars.
15851 (dwarf2out_finish): Process deferred locations.
15852 * varpool.c (varpool_output_debug_info): Remove.
15854 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
15856 PR rtl-optimization/39241
15857 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
15858 to subreg_offset_representable_p.
15860 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
15862 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
15863 execute function prototype. Get f and nregs from max_reg_num
15864 and get_insns. Remove the first backward pass as it's dead,
15865 guard the forward pass by flag_expensive_optimizations.
15866 (rest_of_handle_regmove): Delete.
15867 (pass_regmove): Replace it with regmove_optimize.
15869 2009-02-25 Martin Jambor <mjambor@suse.cz>
15871 PR tree-optimization/39259
15872 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
15873 calls_alloca function flags.
15874 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
15875 calls are detected.
15877 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
15879 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
15880 flags_set_1_rtx, flags_set_1_set): Delete.
15881 (regmove_optimize): Do not call mark_flags_life_zones.
15883 2009-02-24 Julian Brown <julian@codesourcery.com>
15886 * config/arm/arm.c (require_pic_register): Only set
15887 cfun->machine->pic_reg once per function.
15889 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
15891 * doc/invoke.texi (Link Options): Document an easier way to pass
15892 options that take arguments to the GNU linker using -Xlinker and -Wl.
15894 2009-02-24 Steve Ellcey <sje@cup.hp.com>
15897 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
15899 2009-02-24 Richard Guenther <rguenther@suse.de>
15902 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
15904 2009-02-24 Richard Guenther <rguenther@suse.de>
15905 Zdenek Dvorak <ook@ucw.cz>
15907 PR tree-optimization/39233
15908 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
15909 from converting them to a generic type.
15911 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
15913 PR tree-optimization/39260
15914 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
15915 contains a condition with a real type.
15916 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
15918 2009-02-23 Jason Merrill <jason@redhat.com>
15921 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
15922 narrowing_initializer_constant_valid_p.
15923 (narrowing_initializer_constant_valid_p): Don't return
15924 null_pointer_node for adding a pointer to itself.
15926 2009-02-23 Jan Hubicka <jh@suse.cz>
15929 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
15932 2009-02-23 Jan Hubicka <jh@suse.cz>
15934 PR tree-optimization/37709
15935 * tree.c (block_ultimate_origin): Move here from dwarf2out.
15936 * tree.h (block_ultimate_origin): Declare.
15937 * dwarf2out.c (block_ultimate_origin): Move to tree.c
15938 * tree-ssa-live.c (remove_unused_scope_block_p):
15939 Eliminate blocks containig no instructions nor live variables nor
15941 (dump_scope_block): New function.
15942 (remove_unused_locals): Enable removal of dead blocks by default;
15943 enable dumping at TDF_DETAILS.
15945 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
15947 * config/i386/i386.c (classify_argument): Don't allow COImode
15949 (function_arg_advance_32): Don't allow OImode.
15950 (function_arg_32): Likewise.
15951 (function_value_32): Likewise.
15952 (return_in_memory_32): Likewise.
15953 (function_arg_64): Remove OImode comment.
15955 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
15958 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
15959 ix86_expand_vector_set for V4DImode in 64bit mode only.
15960 (ix86_expand_vector_init_one_var): Likewise.
15962 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
15964 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
15966 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
15969 * loop-iv.c: Revert last change.
15970 * emit-rtl.c: Likewise.
15972 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
15975 * config/i386/i386.c (type_natural_mode): Remove an extra
15976 space in the warning message.
15977 (function_value_32): Handle 32-byte vector modes.
15978 (return_in_memory_32): Likewise.
15980 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
15982 * loop-iv.c (truncate_value): New function.
15983 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
15985 (lowpart_subreg): Move to...
15986 * emit-rtl.c: ...here.
15988 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
15990 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
15991 accidental and undocumented change at revision 140860.
15993 2009-02-21 Joseph Myers <joseph@codesourcery.com>
15995 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
15996 take gimple_seq * arguments.
15997 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
15998 types_compatible_p langhook.
16000 2009-02-20 Mark Mitchell <mark@codesourcery.com>
16001 Joseph Myers <joseph@codesourcery.com>
16003 * config/arm/arm.c (arm_builtin_va_list): New function.
16004 (arm_expand_builtin_va_start): Likewise.
16005 (arm_gimplify_va_arg_expr): Likewise.
16006 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
16007 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
16008 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
16009 (va_list_type): New variable.
16010 (arm_mangle_type): Mangle va_list_type appropriately.
16012 2009-02-20 Jakub Jelinek <jakub@redhat.com>
16014 PR middle-end/39157
16015 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
16016 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
16017 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
16018 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
16019 parameter to 1000 for -O1 by default.
16020 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
16022 * loop-invariant.c: Include params.h.
16023 (move_loop_invariants): Don't call move_single_loop_invariants on
16026 2009-02-20 Jaka Mocnik <jaka@xlab.si>
16028 * calls.c (emit_library_call_value_1): Use slot_offset instead of
16029 offset when calculating bounds for indexing stack_usage_map. Fixes
16030 a buffer overflow with certain target setups.
16032 2009-02-20 Jakub Jelinek <jakub@redhat.com>
16035 * calls.c (expand_call): Clear try_tail_call if caller and callee
16036 disagree in promotion of function return value.
16038 2009-02-19 Jakub Jelinek <jakub@redhat.com>
16041 * c-common.c (c_determine_visibility): If visibility changed and
16042 DECL_RTL has been already set, call make_decl_rtl to update symbol
16045 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
16048 * varasm.c (assemble_variable): Don't check DECL_NAME when
16049 globalizing a variable.
16051 2009-02-19 Joseph Myers <joseph@codesourcery.com>
16054 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
16055 expression before any __builtin_trap call.
16056 * c-typeck.c (build_function_call): Convert and check function
16057 arguments before generating a call to a trap. Evaluate the
16058 function arguments before the trap.
16060 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
16063 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
16064 (UNSPEC_FXAM_MEM): New unspec.
16065 (fxam<mode>2_i387_with_temp): New insn and split pattern.
16066 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
16067 memory using fxam<mode>2_i387_with_temp to remove excess precision.
16069 2009-02-19 Richard Guenther <rguenther@suse.de>
16071 PR tree-optimization/39207
16072 PR tree-optimization/39074
16073 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
16074 storedanything_tree): New.
16075 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
16076 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
16077 (build_succ_graph): Add edges from STOREDANYTHING to all
16079 (init_base_vars): Initialize STOREDANYTHING.
16080 (compute_points_to_sets): Free substitution info after
16081 building the succ graph.
16082 (ipa_pta_execute): Likewise.
16084 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
16086 (do_ds_constraint): Do not add to special var or non-pointer
16088 (type_could_have_pointers): Split out from ...
16089 (could_have_pointers): ... here. For arrays use the element type.
16090 (create_variable_info_for): Initialize may_have_pointers.
16091 (new_var_info): Likewise.
16092 (handle_lhs_call): Make the HEAP variable unknown-sized.
16093 (intra_create_variable_infos): Use a type with pointers for
16094 PARM_NOALIAS, make it unknown-sized.
16096 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
16099 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
16101 2009-02-18 Jason Merrill <jason@redhat.com>
16104 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
16105 value if DECL_EXTERNAL.
16106 * tree-sra.c (sra_walk_gimple_assign): Likewise.
16107 * target.h (gcc_target::binds_local_p): Clarify "module".
16108 * tree.h (TREE_PUBLIC): Clarify "module".
16110 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
16113 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
16114 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
16116 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
16119 * c.opt (Wabi): Support C and ObjC.
16122 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
16124 * config/i386/i386.c (classify_argument): Warn once about the ABI
16125 change when passing union with long double.
16127 * doc/invoke.texi: Update -Wabi for warning psABI changes.
16129 2009-02-18 Joseph Myers <joseph@codesourcery.com>
16132 * c-parser.c (c_parser_compound_statement): Always enter and leave
16135 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16138 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
16140 2009-02-18 Jakub Jelinek <jakub@redhat.com>
16142 PR tree-optimization/36922
16143 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
16144 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
16147 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16149 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
16152 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16154 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
16156 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16158 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
16161 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
16162 Richard Sandiford <rdsandiford@googlemail.com>
16164 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
16165 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
16166 (loongson_biadd): ...this.
16168 2009-02-17 Richard Guenther <rguenther@suse.de>
16170 PR tree-optimization/39202
16171 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
16172 a var make sure to follow existing collapses.
16174 2009-02-17 Richard Guenther <rguenther@suse.de>
16176 PR middle-end/39214
16177 * langhooks.c (lhd_print_error_function): Check for NULL block.
16179 2009-02-17 Richard Guenther <rguenther@suse.de>
16181 PR tree-optimization/39204
16182 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
16185 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
16187 * config/soft-fp/double.h: Update from glibc CVS.
16189 2009-02-17 Richard Guenther <rguenther@suse.de>
16191 PR tree-optimization/39207
16192 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
16193 strict-aliasing warnings for pointers pointing to NULL.
16195 2009-02-16 Joseph Myers <joseph@codesourcery.com>
16198 * c-parser.c (c_parser_braced_init): Call pop_init_level when
16199 skipping until next close brace.
16201 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
16204 * config/i386/i386.c (ix86_expand_push): Set memory alignment
16205 to function argument boundary.
16207 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16209 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
16210 in the lea_add. Reload eventually constraints it properly.
16211 * config/picochip/constraints.md: Remove the target constraint
16212 "b", since it is not needed anymore.
16214 2009-02-16 Jakub Jelinek <jakub@redhat.com>
16216 * gthr-dce.h: Uglify function parameter and local variable names.
16217 * gthr-gnat.h: Likewise.
16218 * gthr-mipssde.h: Likewise.
16219 * gthr-nks.h: Likewise.
16220 * gthr-posix95.h: Likewise.
16221 * gthr-posix.h: Likewise.
16222 * gthr-rtems.h: Likewise.
16223 * gthr-single.h: Likewise.
16224 * gthr-solaris.h: Likewise.
16225 * gthr-tpf.h: Likewise.
16226 * gthr-vxworks.h: Likewise.
16227 * gthr-win32.h: Likewise.
16229 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
16232 * config/i386/i386.md: Restrict the new peephole2 to move
16233 between MMX/SSE registers.
16235 2009-02-15 Richard Guenther <rguenther@suse.de>
16238 2009-02-13 Richard Guenther <rguenther@suse.de>
16240 * configure.ac: Enable LFS.
16241 * configure: Re-generate.
16242 * config.in: Likewise.
16244 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16246 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
16247 spu_srqwbyte, spu_srqwbytebc): Define.
16248 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
16249 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
16250 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
16251 "shrqby_<mode>"): New insn-and-split patterns.
16252 * config/spu/spu.c (expand_builtin_args): Determine and return
16253 number of operands using spu_builtin_description data.
16254 (spu_expand_builtin_1): Use it.
16256 2009-02-13 Steve Ellcey <sje@cup.hp.com>
16259 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
16262 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16265 * config/i386/i386.c (override_options): Correct warning
16266 messages for -malign-loops, -malign-jumps and -malign-functions.
16268 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16271 * config/i386/i386.md: Restrict the new peephole2 to move
16272 between the general purpose registers.
16274 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16277 * config/i386/i386.c (type_natural_mode): Add a new argument.
16278 Return the original mode and warn ABI change if vector size is 32byte.
16279 (function_arg_advance): Updated.
16280 (function_arg): Likewise.
16281 (ix86_function_value): Likewise.
16282 (ix86_return_in_memory): Likewise.
16283 (ix86_sol10_return_in_memory): Likewise.
16284 (ix86_gimplify_va_arg): Likewise.
16285 (function_arg_32): Don't warn ABX ABI change here.
16286 (function_arg_64): Likewise.
16288 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
16290 * loop-iv.c (implies_p): In the final case, test that operands 0
16291 of the two comparisons match.
16293 * config/bfin/bfin.c (find_prev_insn_start): New function.
16294 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
16295 (find_next_insn_start): Move.
16297 2009-02-13 Richard Guenther <rguenther@suse.de>
16299 * configure.ac: Enable LFS.
16300 * configure: Re-generate.
16301 * config.in: Likewise.
16303 2009-02-13 Joseph Myers <joseph@codesourcery.com>
16306 * c-parser.c (c_parser_parms_list_declarator): Discard pending
16307 sizes on syntax error after some arguments have been parsed.
16309 2009-02-12 Jakub Jelinek <jakub@redhat.com>
16311 * doc/invoke.texi (-fira): Remove.
16313 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16315 * caller-save.c: Replace regclass.c with reginfo.c in comments.
16316 * recog.c: Likewise.
16319 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
16321 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
16322 (umul_ppmm): Likewise.
16323 (count_leading_zeros): Likewise.
16324 (count_trailing_zeros): Likewise.
16325 (UMUL_TIME): Likewise.
16327 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16329 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
16330 soft-fp/t-softfp to tmake_file.
16332 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
16333 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
16334 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
16335 IA64_BUILTIN_INFQ]: New.
16336 (ia64_init_builtins): Initialize __builtin_infq,
16337 __builtin_fabsq and __builtin_copysignq if not HPUX.
16338 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
16339 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
16341 * config/ia64/lib1funcs.asm (__divtf3): Define only if
16343 (__fixtfti): Likewise.
16344 (__fixunstfti): Likewise.
16345 (__floattitf): Likewise.
16347 * config/ia64/libgcc-glibc.ver: New.
16348 * config/ia64/t-fprules-softfp: Likewise.
16349 * config/ia64/sfp-machine.h: Likewise.
16351 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
16352 (LIBGCC2_TF_CEXT): Likewise.
16353 (TF_SIZE): Likewise.
16354 (TARGET_INIT_LIBFUNCS): Likewise.
16356 * config/ia64/t-glibc (SHLINB_MAPFILES):
16357 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
16359 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16361 * config/i386/i386.c (construct_container): Rewrite processing
16362 BLKmode with X86_64_SSE_CLASS.
16364 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
16367 * config/i386/i386.md: Replace simplify_replace_rtx with
16368 replace_rtx in the new peephole2.
16370 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
16372 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
16373 loop unrolling do not happen at -O2.
16375 2009-02-12 Michael Matz <matz@suse.de>
16377 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
16379 2009-02-12 Jakub Jelinek <jakub@redhat.com>
16381 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
16384 2009-02-12 Ben Elliston <bje@au.ibm.com>
16386 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
16387 patterns when updating the back chain. Missed in the 2009-02-10
16390 2009-02-11 Janis Johnson <janis187@us.ibm.com>
16392 * doc/extend.texi (Decimal Floating Types): Update identifier of
16393 draft TR and list of missing support.
16395 2009-02-11 Jakub Jelinek <jakub@redhat.com>
16397 PR middle-end/39154
16398 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
16399 bit to variable length decl's flags, add it also to its
16400 pointer replacement variable.
16402 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
16403 Jakub Jelinek <jakub@redhat.com>
16406 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
16407 (memory_blockage): New expander.
16408 (*memory_blockage): New insn pattern.
16409 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
16410 instead of general blockage at the end of function prologue when
16411 frame pointer is used to access red zone area. Do not emit blockage
16412 when profiling, it is emitted in generic code.
16413 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
16414 function epilogue when frame pointer is used to access red zone area.
16416 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
16419 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
16420 by arithmetic with memory operands.
16421 * config/i386/predicates.md (commutative_operator): New.
16423 2009-02-10 Janis Johnson <janis187@us.ibm.com>
16425 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
16428 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
16430 * alias.h (record_alias_subset): Declare.
16431 * alias.c (record_alias_subset): Make global.
16433 2009-02-10 Nick Clifton <nickc@redhat.com>
16435 * tree-parloops.c: Change license to GPLv3.
16436 * ipa-struct-reorg.c: Change license to GPLv3.
16437 * ipa-struct-reorg.h: Change license to GPLv3.
16439 2009-02-10 Steve Ellcey <sje@cup.hp.com>
16442 * c-decl.c (start_struct): Return NULL on error.
16444 2009-02-10 Jakub Jelinek <jakub@redhat.com>
16446 PR middle-end/39124
16447 * cfgloopmanip.c (remove_path): Call remove_bbs after
16448 cancel_loop_tree, not before it.
16451 * function.h (struct function): Add has_local_explicit_reg_vars bit.
16452 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
16453 VAR_DECLs were seen.
16454 * tree-ssa-live.c (remove_unused_locals): Recompute
16455 cfun->has_local_explicit_reg_vars.
16456 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
16457 copies or clearings if cfun->has_local_explicit_reg_vars.
16459 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
16462 * config/i386/i386.c (expand_prologue): Emit blockage at the end
16463 of function prologue when frame pointer is used to access
16466 2009-02-10 Richard Guenther <rguenther@suse.de>
16468 PR middle-end/39127
16469 * gimplify.c (gimple_regimplify_operands): Always look if
16470 we need to create a temporary.
16472 2009-02-10 Richard Guenther <rguenther@suse.de>
16474 PR tree-optimization/39132
16475 * tree-loop-distribution.c (todo): New global var.
16476 (generate_memset_zero): Trigger TODO_rebuild_alias.
16477 (tree_loop_distribution): Return todo.
16479 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
16482 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
16483 (x86_64_reg_class_name): Removed.
16484 (classify_argument): Return 0 if bytes > 32. Return 0 if the
16485 first one isn't X86_64_SSE_CLASS or any other ones aren't
16486 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
16487 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
16488 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
16489 and 3 X86_64_SSEUP_CLASS.
16490 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
16491 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
16493 2009-02-10 Ben Elliston <bje@au.ibm.com>
16495 * config/rs6000/rs6000.md (allocate_stack): Always use an update
16496 form instruction to update the stack back chain word, even if the
16497 user has disabled the generation of update instructions.
16498 (movdi_<mode>_update_stack): New.
16499 (movsi_update_stack): Likewise.
16500 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
16501 always use an update form instruction to update the stack back
16504 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
16506 PR middle-end/38953
16507 * graphite.c (if_region_set_false_region): After moving a region in
16508 the false branch of a condition, remove the empty dummy basic block.
16509 (gloog): Remove wrong fix for PR38953.
16511 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16513 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
16514 generation due to implicit sign extension.
16516 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
16518 PR middle-end/38981
16519 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
16520 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
16522 2009-02-09 Richard Guenther <rguenther@suse.de>
16524 PR middle-end/35202
16525 * convert.c (convert_to_real): Disable (float)fn((double)x)
16526 to fnf(x) conversion if errno differences may occur and
16527 -fmath-errno is set.
16529 2009-02-07 Anatoly Sokolov <aesok@post.ru>
16531 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
16532 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16533 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16535 2009-02-06 Joseph Myers <joseph@codesourcery.com>
16538 * c-common.c (handle_alias_attribute): Disallow attribute for
16539 anything not a FUNCTION_DECL or VAR_DECL.
16541 2009-02-06 Janis Johnson <janis187@us.ibm.com>
16544 * real.c (do_compare): Special-case compare of zero against
16545 decimal float value.
16547 2009-02-06 Joseph Myers <joseph@codesourcery.com>
16550 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
16551 as indicating flexible array members unless the field itself is
16552 being declarared as the incomplete array.
16554 2009-02-06 Jan Hubicka <jh@suse.cz>
16556 PR tree-optimization/38844
16557 * ipa-inline.c (try_inline): Stop inlining recursion when edge
16558 is already inlined.
16560 2009-02-06 Richard Guenther <rguenther@suse.de>
16562 PR middle-end/38977
16563 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
16564 fork because we may expand it as __gcov_fork.
16566 2009-02-06 Nick Clifton <nickc@redhat.com>
16568 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
16570 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
16572 PR tree-optimization/35659
16573 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
16574 vn_phi_eq): Shortcut if hashcode does not match.
16575 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
16577 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
16578 and avoid iterative_hash_expr.
16579 (FOR_EACH_VALUE_ID_IN_SET): New.
16580 (value_id_compare): Remove.
16581 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
16582 sort expressions by value id.
16584 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
16587 * config/sh/predicates.md (general_movsrc_operand): Don't check
16588 the subreg of system registers here.
16590 2009-02-05 Jakub Jelinek <jakub@redhat.com>
16593 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
16594 on the copied decl.
16596 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
16598 PR rtl-optimization/39110
16599 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
16600 addresses, not aligned ones.
16602 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
16603 Richard Guenther <rguenther@suse.de>
16605 PR tree-optimization/39100
16606 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
16607 comment says and add edges.
16609 2009-02-05 Joseph Myers <joseph@codesourcery.com>
16612 * c-common.c (handle_tls_model_attribute): Ignore attribute for
16613 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
16615 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
16617 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
16618 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
16619 register_bb_in_sese, new_sese, free_sese): Moved.
16620 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
16621 outermost_loop_in_scop, build_scop_iteration_domain,
16622 expand_scalar_variables_ssa_name, get_vdef_before_scop,
16623 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
16624 Use loop_in_sese_p instead of loop_in_scop_p.
16625 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
16626 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
16627 (scopdet_basic_block_info): Fix bug in scop detection.
16628 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
16629 eq_loop_to_cloog_loop): Remove.
16630 (nb_loops_around_loop_in_scop, nb_loop
16631 ref_nb_loops): Moved here...
16632 * graphite.h (ref_nb_loops): ... from here.
16633 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
16634 (loop_domain_dim, loop_iteration_vector_dim): Remove.
16635 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
16636 * testsuite/gcc.dg/graphite/scop-19.c: New
16638 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
16639 Hans-Peter Nilsson <hp@axis.com>
16641 PR rtl-optimization/37889
16642 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
16643 Move offset handling from PLUS to before the switch. Use new
16644 arguments when considering SYMBOL_REFs too.
16645 (rtx_addr_can_trap_p): Pass dummy offset and size.
16646 (enum may_trap_p_flags): Remove.
16647 (may_trap_p_1): Pass size from MEM_SIZE.
16649 PR rtl-optimization/38921
16650 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
16651 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
16652 * rtlanal.c (may_trap_after_code_motion_p): Delete.
16653 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
16655 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
16657 AVX Programming Reference (January, 2009)
16658 * config/i386/sse.md (*vpclmulqdq): New.
16660 2009-02-04 Jakub Jelinek <jakub@redhat.com>
16662 PR tree-optimization/38977
16663 PR gcov-profile/38292
16664 * calls.c (special_function_p): Disregard __builtin_ prefix.
16666 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
16668 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
16669 non-indexable addresses even before reload.
16671 2009-02-03 Joseph Myers <joseph@codesourcery.com>
16674 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
16675 as having variable size. Do not give an error for unnamed
16676 parameters with [*] declarators. Give a warning for type names
16677 with [*] declarators and mark them as variable size.
16678 * c-parser.c (c_parser_sizeof_expression): Do not give an error
16679 for sizeof applied to [*] type names.
16681 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
16684 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
16686 2009-02-03 Jakub Jelinek <jakub@redhat.com>
16688 * gcc.c (process_command): Update copyright notice dates.
16689 * gcov.c (print_version): Likewise.
16690 * gcov-dump.c (print_version): Likewise.
16691 * mips-tfile.c (main): Likewise.
16692 * mips-tdump.c (main): Likewise.
16694 2009-02-03 Joseph Myers <joseph@codesourcery.com>
16697 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
16698 for composite type involving a zero-length array type.
16700 2009-02-03 Jakub Jelinek <jakub@redhat.com>
16703 * function.c (match_asm_constraints_1): Skip over
16704 initial optional % in the constraint.
16706 PR inline-asm/39059
16707 * c-parser.c (c_parser_postfix_expression): If fixed point is not
16708 supported, don't accept FIXED_CSTs.
16709 * c-decl.c (finish_declspecs): Error if fixed point is not supported
16710 and _Sat is used without _Fract/_Accum. Set specs->type to
16711 integer_type_node for cts_fract/cts_accum if fixed point is not
16714 2009-02-02 Catherine Moore <clm@codesourcery.com>
16716 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
16718 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
16720 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
16721 (ABI_HAS_64BIT_SYMBOLS): Use it.
16722 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
16724 2009-02-02 Paul Brook <paul@codesourcery.com>
16726 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
16728 2009-02-02 Jakub Jelinek <jakub@redhat.com>
16730 PR inline-asm/39058
16731 * recog.h (asm_operand_ok): Add constraints argument.
16732 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
16733 recurse on matching constraint.
16734 (check_asm_operands): Pass constraints as 3rd argument to
16735 asm_operand_ok. Don't look up matching constraint here.
16736 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
16739 2009-02-02 Ben Elliston <bje@au.ibm.com>
16741 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
16742 TARGET_NARROW_VOLATILE_BITFIELD macro names.
16744 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16746 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
16747 information. Remove some obsolete information. Reorganize.
16749 * config/pa/fptr.c: Revert license to GPL 2.
16750 * config/pa/milli64.S: Likewise.
16752 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
16755 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
16756 LIBRARY name in, instead of hard-coding it.
16757 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
16758 extra target make frag to tmake_files according to EH model.
16759 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
16760 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
16761 frags that define makefile variable EH_MODEL appropriately.
16762 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
16763 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
16764 to "-sjlj" according to type of EH configured.
16765 (LIBGCC_SONAME): Concatenate it to shared library base name.
16766 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
16767 to "_sjlj" according to type of EH configured.
16768 (LIBGCC_SONAME): Concatenate it to shared library base name.
16769 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
16770 (SHLIB_LINK): Add missing semicolon to if-else construct.
16771 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
16772 string value of "pe_dll" command-line option.
16773 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
16774 (SHLIB_SONAME): Use it when overriding t-cygming default.
16775 (SHLIB_IMPLIB): Override t-cygming default.
16776 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
16777 string value of "pe_dll" command-line option.
16779 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
16782 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
16783 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
16785 2009-01-31 Richard Guenther <rguenther@suse.de>
16787 PR tree-optimization/38937
16788 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
16789 computing the transitive closure.
16791 2009-01-30 Richard Guenther <rguenther@suse.de>
16793 PR tree-optimization/39041
16794 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
16795 Propagate variable indices only if the types match for this stmt.
16797 2009-01-30 Jakub Jelinek <jakub@redhat.com>
16800 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
16801 inline but never defined.
16803 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
16805 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
16806 (*insv_h_di_reg_extimm): New insn.
16807 (*insv_l<mode>_reg_extimm): New insn.
16809 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
16811 * config/picochip/picochip.c (flag_conserve_stack): set
16812 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
16813 fconserve-stack. Reduce call-overhead used by inliner.
16815 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
16818 * common.opt (flag_conserve_stack): Initialised to zero.
16820 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
16823 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
16824 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
16827 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
16829 * ira-color.c (allocno_reload_assign): Update comments.
16830 * regmove.c (regmove_optimize): Likewise.
16834 2009-01-29 Robert Millan <rmh@aybabtu.com>
16836 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
16837 * config/i386/kopensolaris-gnu.h: New file. Undefine
16838 `MD_UNWIND_SUPPORT'.
16839 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
16841 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
16843 PR tree-optimization/39007
16844 * tree-loop-distribution.c (generate_builtin): Use
16845 recompute_dominator to compute the immediate dominator of the
16846 basic block just after the loop.
16848 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16850 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
16851 (ASM_OUTPUT_DWARF_PCREL): Define.
16853 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
16855 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
16856 * doc/passes.texi: Remove entries about regclass, local-alloc, and
16857 global. Modify entries about regmove and IRA.
16859 * ra-conflict.c: Remove the file.
16861 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
16863 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
16864 (pass_regclass_init): Rename to pass_reginfo_init.
16866 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
16868 * toplev.h (flag_ira): Remove.
16870 * caller-save.c (setup_save_areas): Remove flag_ira.
16872 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
16874 * global.c: Remove the file.
16876 * opts.c (decode_options): Remove flag_ira.
16878 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
16880 * regmove.c: Modify file description.
16881 (find_use_as_address, try_auto_increment): Define them only if
16882 AUTO_INC_DEC is defined.
16883 (replacement_quality, replace_in_call_usage, fixup_match_1,
16884 stable_and_no_regs_but_for_p): Remove.
16885 (reg_set_in_bb): Make it static.
16886 (regmove_optimize): Remove flag_ira and code which worked for
16889 * local-alloc.c: Remove the file.
16891 * common.opt (fira): Remove.
16893 * ira.c: Include except.h.
16894 (eliminable_regset): Move from global.c.
16895 (mark_elimination): Ditto. Remove flag_ira.
16896 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
16897 equiv_mem_modified, validate_equiv_mem_from_store,
16898 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
16899 contains_replace_regs, memref_referenced_p, memref_used_between_p,
16900 no_equiv, recorded_label_ref): Move from local-alloc.c.
16901 (update_equiv_regs): Ditto. Make it static.
16902 (print_insn_chain, print_insn_chains): Move it from global.c.
16903 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
16904 (build_insn_chain): Ditto. Make it static.
16905 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
16906 Rename to init_live_subregs.
16907 (gate_ira): Remove flag_ira.
16909 * regclass.c: Rename reginfo.c. Change file description.
16910 (FORBIDDEN_INC_DEC_CLASSES): Remove.
16911 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
16912 (init_reg_sets_1): Remove code for evaluation of
16913 reg_class_superclasses and losing_caller_save_reg_set.
16914 (init_regs): Remove init_reg_autoinc.
16915 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
16916 ok_for_base_p_nonstrict): Remove.
16917 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
16918 (pass_regclass_init): Rename to pass_reginfo_init. Modify
16919 corresponding entries.
16920 (dump_regclass, record_operand_costs, scan_one_insn,
16921 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
16922 record_address_regs, auto_inc_dec_reg_p): Remove.
16923 (gt-regclass.h): Rename to gt-reginfo.h.
16925 * rtl.h (dump_global_regs, retry_global_alloc,
16926 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
16928 * Makefile.in (RA_H): Remove.
16929 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
16930 Rename regclass.o to reginfo.o.
16931 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
16933 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
16934 (GTFILES): Rename regclass.c to reginfo.c.
16936 * passes.c (init_optimization_passes): Remove pass_local_alloc and
16937 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
16939 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
16940 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
16942 (finish_spills): Ditto. Remove code for !flag_ira.
16944 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
16946 PR middle-end/35854
16947 * doc/invoke.texi (rtl debug options): Complete rewrite.
16948 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
16950 * mode-switching.c (pass_mode_switching): Rename pass from
16951 "mode-sw" to "mode_sw".
16952 * except.c (pass_convert_to_eh_ranges): Rename pass from
16953 "eh-ranges" to "eh_ranges".
16954 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
16958 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
16959 Alexander Monakov <amonakov@ispras.ru>
16961 PR middle-end/38857
16962 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
16964 (move_exprs_to_boundary): Change return type and pass through
16965 should_move from move_op. Relax assert. Update usage ...
16966 (schedule_expr_on_boundary): ... here. Use should_move instead of
16968 (move_op_orig_expr_found): Indicate that insn was disconnected from
16970 (code_motion_process_successors): Do not call after_merge_succs
16971 callback if original expression was not found when traversing any of
16973 (code_motion_path_driver): Change return type. Update prototype.
16974 (move_op): Update comment. Add a new parameter (should_move). Update
16975 prototype. Set *should_move based on indication provided by
16976 move_op_orig_expr_found.
16978 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
16980 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
16981 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
16982 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
16983 * config/rs6000/rs6000.c (rs6000_override_options): Default
16984 avoid-indexed-addresses on for Power6, off for everything else.
16985 (avoiding_indexed_address_p): New function.
16986 (rs6000_legitimize_address): Use it.
16987 (rs6000_legitimate_address): Likewise.
16988 * config/rs6000/rs6000.md (movXX_updateX): Likewise
16990 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
16992 PR tree-optimization/38997
16993 * tree-loop-distribution.c (generate_memset_zero): Use
16994 POINTER_PLUS_EXPR for a pointer addition.
16996 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
16998 * config/s390/s390.md (bswap<mode>2): New pattern added.
17000 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17002 * config/s390/s390.md (*tls_load_31): Added type attribute.
17004 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17006 * config/s390/s390.md: Fix a few comments.
17008 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17010 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
17011 (*tm<mode>_full): Fixed z10prop attribute.
17012 (*tst<mode>_extimm): Fixed z10prop attribute.
17013 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
17014 (*tstqiCCT_cconly): Fixed z10prop attribute.
17015 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
17016 (*movsi_larl): Fixed z10prop attribute.
17017 (*movsi_zarch): Fixed z10prop attribute.
17018 (*movsi_eas): Fixed z10prop attribute.
17019 (*movhi): Fixed z10prop attribute.
17020 (*movqi): Fixed z10prop attribute.
17021 (*movstrictqi): Fixed z10prop attribute.
17022 (*mov<mode>): Fixed z10prop attribute.
17023 (*movcc): Fixed z10prop attribute.
17024 (*sethighpartdi_64): Fixed z10prop attribute.
17025 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
17026 (*negdi2_sign_cc): Fixed z10prop attribute.
17027 (*negdi2_sign): Fixed z10prop attribute.
17028 (*absdi2_sign_cc): Fixed z10prop attribute.
17029 (*absdi2_sign): Fixed z10prop attribute.
17030 (*negabsdi2_sign_cc): Fixed z10prop attribute.
17031 (*negabsdi2_sign): Fixed z10prop attribute.
17032 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
17033 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
17034 (doloop_si64): Fixed z10prop attribute.
17035 (doloop_si31): Fixed z10prop attribute.
17036 (doloop_long): Fixed z10prop attribute.
17037 (indirect_jump): Fixed z10prop attribute.
17038 (nop): Fixed z10prop attribute.
17039 (main_base_64): Fixed z10prop attribute.
17040 (reload_base_64): Fixed z10prop attribute.
17042 2009-01-28 Jakub Jelinek <jakub@redhat.com>
17044 PR rtl-optimization/38740
17045 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
17047 * config/mips/mips.c (mips_reorg): Likewise.
17049 2009-01-28 Richard Guenther <rguenther@suse.de>
17051 PR tree-optimization/38926
17052 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
17053 with the correct value id to a value.
17054 (do_regular_insertion): Use the value number of edoubleprime
17055 for the value number of the expr.
17058 2008-08-21 Richard Guenther <rguenther@suse.de>
17060 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
17061 a PHI ask VN if it is already available.
17062 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
17063 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
17065 2009-01-28 Jakub Jelinek <jakub@redhat.com>
17067 PR middle-end/38934
17068 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
17069 set to varying whenever max has TREE_OVERFLOW set, similarly
17070 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
17072 2009-01-28 Richard Guenther <rguenther@suse.de>
17074 PR middle-end/38908
17075 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
17076 uninitialized aggregate uses in call arguments.
17078 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
17080 PR tree-optimization/38984
17081 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
17082 the nothing_id variable if -fno-delete-null-pointer-checks.
17084 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
17087 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
17088 (set_got_offset_rex64): Ditto.
17090 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
17093 * doc/extend.texi: Improve local variable with asm reg.
17095 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
17097 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
17098 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
17099 was not supplied then set warn_packed_bitfield_compat to the
17100 default value of 1.
17101 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
17104 2009-01-27 Richard Guenther <rguenther@suse.de>
17106 PR tree-optimization/38503
17107 * cfgexpand.c (expand_gimple_basic_block): Ignore
17108 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
17109 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
17110 variables that cannot have TBAA applied.
17111 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
17114 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
17116 PR middle-end/38969
17117 * calls.c (initialize_argument_information): Do not wrap complex
17118 arguments in SAVE_EXPR.
17120 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
17122 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
17123 (INSTALL_LIBGCC): Revert typo commit.
17125 2009-01-26 Richard Guenther <rguenther@suse.de>
17127 PR tree-optimization/38745
17128 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
17129 from special handling.
17131 2009-01-26 Richard Guenther <rguenther@suse.de>
17133 PR tree-optimization/38745
17134 * tree-ssa.c (execute_update_addresses_taken): Do not include
17135 variables that cannot possibly be a register in not_reg_needs.
17136 Do not clear TREE_ADDRESSABLE on vars that may not become
17138 * tree-ssa.c (update_alias_info_1): Include those in the set
17139 of addressable vars.
17141 2009-01-26 Richard Guenther <rguenther@suse.de>
17143 PR middle-end/38851
17144 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
17145 * tree-ssa-dse.c: Include langhooks.h
17146 (execute_simple_dse): Remove stores with zero size.
17148 2009-01-24 Jakub Jelinek <jakub@redhat.com>
17151 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
17154 2009-01-24 Julian Brown <julian@codesourcery.com>
17156 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
17157 config/arm/linux-atomic.c.
17158 * config/arm/linux-atomic.c: New.
17160 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
17162 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
17163 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
17164 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
17166 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
17169 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
17172 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
17174 PR tree-optimization/38953
17175 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
17176 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
17177 (gloog): Split the exit of the scop when the scop exit is a loop exit.
17178 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
17181 2009-01-24 Paul Brook <paul@codesourcery.com>
17183 * config/arm/neon.md (neon_type): Move to arm.md.
17184 (neon_mov<VSTRUCT>): Add neon_type attribute.
17185 * config/arm/arm.md (neon_type): Move to here.
17186 (conds): Add "unconditioal" and use as default for NEON insns.
17188 2009-01-24 Ben Elliston <bje@au.ibm.com>
17190 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
17191 void *' warning from -Wc++-compat.
17192 * Makefile.in (dominance.o-warn): Remove.
17194 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
17196 PR tree-optimization/38932
17197 * fold-const.c (fold_unary_ignore_overflow): New.
17198 * tree.h (fold_unary_ignore_overflow): Declare.
17199 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
17200 * tree-ssa-sccvn.c (visit_reference_op_load,
17201 simplify_unary_expression): Likewise.
17203 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
17205 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
17206 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
17207 regardless of their type.
17208 * c-common.c (handle_packed_attribute): Don't ignore packed on
17210 * c.opt (Wpacked-bitfield-compat): New warning option.
17211 * stor-layout.c (place_field): Warn if offset of a field changed.
17212 * doc/extend.texi (packed): Mention the ABI change.
17213 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
17214 (Warning Options): Add it to the list.
17216 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
17218 * c-opts.c (c_common_post_options): Fix a typo in comments.
17220 2009-01-22 Steve Ellcey <sje@cup.hp.com>
17222 PR middle-end/38615
17223 * gimplify.c (gimplify_init_constructor): Fix promotion of const
17224 variables to static.
17225 * doc/invoke.texi (-fmerge-all-constants): Update description.
17227 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
17230 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
17231 (*movdi_1_rex64): Use type "mmx" for alternative 5.
17233 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
17235 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
17237 (LOCAL_ALIGNMENT): Similarly.
17239 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
17240 Joseph Myers <joseph@codesourcery.com>
17242 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
17243 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
17244 * config/arm/arm-tune.md: Regenerate.
17245 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
17248 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
17250 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
17251 version number to five.
17253 2009-01-22 Dodji Seketeli <dodji@redhat.com>
17256 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
17257 * c-common.c (set_underlying_type): Likewise.
17258 (is_typedef_decl ): Likewise
17260 (set_underlying_type): Likewise.
17261 (is_typedef_type): Likewise.
17263 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
17265 PR middle-end/38587
17266 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
17269 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
17272 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
17273 (LIBGCC_SPEC): Don't define.
17274 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
17276 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
17278 PR rtl-optimization/38879
17279 * alias.c (base_alias_check): Unaligned access via AND address can
17280 alias all surrounding object types except those with sizes equal
17281 or wider than the size of unaligned access.
17283 2009-01-21 Dodji Seketeli <dodji@redhat.com>
17286 * c-decl.c (clone_underlying_type): Move this ...
17287 * c-common.c (set_underlying_type): ... here.
17288 Also, make sure the function properly sets TYPE_STUB_DECL() on
17289 the newly created typedef variant type.
17290 (is_typedef_decl ): New entry point.
17291 * tree.h: Added a new member member_types_needing_access_check to
17292 struct tree_decl_non_common.
17293 (set_underlying_type): New entry point.
17294 (is_typedef_type): Likewise.
17296 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
17298 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
17299 Check whether two instructions have memory references that
17300 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
17301 are helper functions for traversing.
17302 * alias.h (insn_alias_sets_confilict_p): New prototypes.
17303 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
17304 not to draw dependency edge for instructions with non-conflicting
17307 2009-01-20 Joseph Myers <joseph@codesourcery.com>
17310 * longlong.h: Update copyright years. Use soft-fp license notice.
17311 Sync __clz_tab declaration with glibc.
17313 2009-01-20 Steve Ellcey <sje@cup.hp.com>
17316 * doc/extend.texi (syscall_linkage): New.
17317 (version_id): Modify.
17319 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
17320 Richard Guenther <rguenther@suse.de>
17322 PR tree-optimization/38747
17323 PR tree-optimization/38748
17324 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
17325 conversion if the base address is an indirect reference and the
17326 aliasing sets could cause issues.
17328 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
17330 * common.opt (fgraphite, fgraphite-identity): Add comment for
17331 explaining why these options are not documented.
17333 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
17335 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
17336 gimple_call_lhs is NULL.
17338 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
17341 * emit-rtl.c (adjust_address_1): Make sure memref is never
17344 2009-01-20 Ben Elliston <bje@au.ibm.com>
17346 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
17347 const qualifier from arg parameter. Remove unnecessary cast to char *.
17348 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
17349 const qualifier from arg 2.
17351 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
17353 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
17355 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
17358 * rtl.h (reinit_regs): New prototype.
17359 * regclass.c: Include ira.h.
17360 (reinit_regs): New.
17361 * Makefile.in (regclass.o): Add ira.h.
17362 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
17364 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
17367 * c-common.c (handle_aligned_attribute): Use
17368 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
17369 default alignment value.
17371 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
17373 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
17374 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
17376 * doc/extend.texi: Update __attribute__ ((aligned)). Document
17377 __BIGGEST_ALIGNMENT__.
17379 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
17381 2009-01-18 Richard Guenther <rguenther@suse.de>
17383 PR tree-optimization/38819
17384 * tree-flow.h (operation_could_trap_helper_p): Declare.
17385 * tree-eh.c (operation_could_trap_helper_p): Export.
17386 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
17387 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
17388 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
17389 are about to insert a possibly trapping instruction and fail
17392 2009-01-18 Andreas Schwab <schwab@suse.de>
17394 * doc/install.texi (Configuration): Remove obsolete paragraph
17395 about use of --with-gnu-ld with --with-gnu-as.
17397 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
17399 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
17400 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
17401 Follow spelling conventions.
17403 2009-01-18 Ben Elliston <bje@au.ibm.com>
17405 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
17406 C++ warning about implicit conversion from void * to struct
17408 (bitmap_obstack_free): Likewise for bitmap_element *.
17409 * Makefile.in (bitmap.o-warn): Remove.
17411 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
17413 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
17415 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
17416 Tobias Grosser <tobi.grosser@amd.com>
17418 * graphite.c (graphite_trans_scop_block): Do not block single
17421 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
17423 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
17424 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
17425 test with assertion.
17427 2009-01-16 Richard Guenther <rguenther@suse.de>
17429 PR tree-optimization/38835
17430 PR middle-end/36227
17431 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
17432 and INT + PTR -> (INT)(PTR p+ INT) folding.
17433 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
17435 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
17438 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
17439 the subreg from a lowpart subreg if it is also casting the value.
17441 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
17442 Tobias Grosser <tobi.grosser@amd.com>
17444 * graphite.c (compare_prefix_loops): New.
17445 (build_scop_canonical_schedules): Rewritten.
17446 (graphite_transform_loops): Move build_scop_canonical_schedules
17447 after build_scop_iteration_domain.
17449 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
17450 Tobias Grosser <tobi.grosser@amd.com>
17452 * graphite.c (add_conditions_to_domain): Add the loops to
17453 the dimension of the iteration domain. Do copy the domain
17454 only when it exists.
17455 (build_scop_conditions_1): Do not call add_conditions_to_domain.
17456 (add_conditions_to_constraints): New.
17457 (can_generate_code_stmt, can_generate_code): Removed.
17458 (gloog): Do not call can_generate_code.
17459 (graphite_transform_loops): Call add_conditions_to_constraints
17460 after building the iteration domain.
17462 2009-01-16 Jakub Jelinek <jakub@redhat.com>
17464 PR tree-optimization/38789
17465 * tree-ssa-threadedge.c
17466 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
17467 __builtin_constant_p.
17469 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17471 * dce.c (delete_unmarked_insns): Reversed the order that insns are
17472 examined before deleting them.
17474 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
17476 * function.c (aggregate_value_p): Correctly extract the function
17477 type from CALL_EXPR_FN lookup.
17479 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17481 * config/picochip/picochip.c (picochip_override_options): Revert
17482 CFI asm flag disable commited previously.
17484 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
17485 Tobias Grosser <tobi.grosser@amd.com>
17486 Jan Sjodin <jan.sjodin@amd.com>
17488 * graphite.c (scan_tree_for_params): On substractions negate
17489 all the coefficients of the term.
17490 (clast_to_gcc_expression_red): New. Handle reduction expressions
17491 of more than two operands.
17492 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
17493 (get_vdef_before_scop): Handle also the case of default definitions.
17495 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
17497 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
17498 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
17499 Also use them when walking CALL_INSN_FUNCTION_USAGE.
17501 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
17502 Joey Ye <joey.ye@intel.com>
17504 PR middle-end/37843
17505 * cfgexpand.c (expand_stack_alignment): Don't update stack
17506 boundary nor check incoming stack boundary here.
17507 (gimple_expand_cfg): Update stack boundary and check incoming
17508 stack boundary here.
17510 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
17512 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
17514 2009-01-14 Jakub Jelinek <jakub@redhat.com>
17516 PR rtl-optimization/38245
17517 * calls.c (expand_call): Add stack arguments to
17518 CALL_INSN_FUNCTION_USAGE even for pure calls (when
17519 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
17520 in regs and partially in memory or BLKmode arguments.
17521 (emit_library_call_value_1): Add stack arguments to
17522 CALL_INSN_FUNCTION_USAGE even for pure calls (when
17523 ACCUMULATE_OUTGOING_ARGS).
17524 * dce.c: Include tm_p.h.
17525 (find_call_stack_args): New function.
17526 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
17528 (mark_insn): Call find_call_stack_args for CALL_Ps.
17529 (prescan_insns_for_dce): Walk insns backwards in bb rather than
17530 forwards. Allocate and free arg_stores bitmap if needed, pass it
17531 down to deletable_insn_p, don't mark stores set in arg_stores
17532 bitmap, clear the bitmap at the beginning of each bb.
17533 * Makefile.in (dce.o): Depend on $(TM_P_H).
17535 2009-01-14 Michael Meissner <gnu@the-meissners.org>
17538 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
17539 to make sure the insn is a conditional test (bug 22599). Reformat a
17542 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
17544 PR middle-end/38431
17545 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
17546 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
17547 (gloog): Do not call cleanup_tree_cfg.
17548 (graphite_transform_loops): Call cleanup_tree_cfg after all
17549 scops have been code generated.
17551 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
17552 * doc/gty.texi (Invoking the garbage collector): Added new node
17553 and section documenting ggc_collect.
17555 2009-01-14 Richard Guenther <rguenther@suse.de>
17557 PR tree-optimization/38826
17558 PR middle-end/38477
17559 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
17560 initialization notes only if we actually emitted a warning.
17561 (intra_create_variable_infos): Add constraints for a result decl
17562 that is passed by hidden reference.
17563 (build_pred_graph): Mark all related variables non-direct on
17566 2009-01-14 Nick Clifton <nickc@redhat.com>
17568 * ira-conflicts.c: Include addresses.h for the definition of
17570 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
17571 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
17573 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
17576 * Makefile.in (ira-lives.o): Add except.h.
17578 * ira-lives.c: Include except.h.
17579 (process_bb_node_lives): Process can_throw_internal.
17581 2009-01-13 Jakub Jelinek <jakub@redhat.com>
17583 PR rtl-optimization/38774
17584 * combine.c (simplify_set): When undoing cc_use change, don't do
17585 PUT_CODE on the newly created comparison, but instead put back the
17588 2009-01-13 Joseph Myers <joseph@codesourcery.com>
17590 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
17591 values. Remove duplicate arm8 entry.
17593 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
17595 PR tree-optimization/38786
17596 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
17597 the SSA_NAME case of expand_scalar_variables_expr.
17598 Set the type of an expression to the type of its assign statement.
17599 (expand_scalar_variables_expr): Also gather the scalar computation
17600 used to index the memory access. Do not pass loop_p.
17601 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
17602 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
17603 the gimple_stmt_iterator where it inserts new code.
17604 Do not pass loop_p.
17605 (copy_bb_and_scalar_dependences): Do not pass loop_p.
17606 (translate_clast): Update call to copy_bb_and_scalar_dependences.
17608 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
17610 * graphite.h (debug_value): Removed.
17611 * graphite.c (debug_value): Removed.
17613 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
17615 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
17616 ldrd/strd with two 32-bit instructions.
17618 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
17620 * config/arm/arm.c (struct processors): Pass for speed down into
17621 cost helper functions.
17622 (const_ok_for_op): Handle COMPARE and inequality nodes.
17623 (arm_rtx_costs_1): Rewrite.
17624 (arm_size_rtx_costs): Update prototype.
17625 (arm_rtx_costs): Pass speed down to helper functions.
17626 (arm_slowmul_rtx_costs): Rework cost calculations.
17627 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
17628 (arm_9e_rtx_costs): Likewise.
17630 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
17632 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
17633 relocations of local symbols wider than UNITS_PER_WORD are not valid.
17634 (alpha_legitimize_address): Do not split local symbols wider than
17635 UNITS_PER_WORD into HIGH/LO_SUM parts.
17637 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
17640 * gcc.c (process_command): Replace call to execvp with calls
17641 to pex_one and exit.
17643 2009-01-03 Anatoly Sokolov <aesok@post.ru>
17646 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
17647 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
17648 variant for devices with 3-byte PC.
17649 (__tablejump_elpm__): New.
17651 2009-01-12 Jakub Jelinek <jakub@redhat.com>
17654 * c-parser.c (c_parser_postfix_expression): Allow `->' in
17655 offsetof member-designator, handle it as `[0].'.
17657 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17659 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
17660 function when not using named sections on targets with named sections
17661 if branch distance is less than 262132.
17663 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
17665 * combine.c (combine_instructions): Recompute
17666 optimize_this_for_speed_p for each BB in the main combine loop.
17668 2009-01-12 Tomas Bily <tbily@suse.cz>
17671 * tree-loop-distribution.c (prop_phis): New function.
17672 (generate_builtin): Call prop_phis.
17673 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
17675 2009-01-12 Jakub Jelinek <jakub@redhat.com>
17677 PR tree-optimization/38807
17678 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
17679 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
17681 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
17683 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
17684 subreg of op0 to the original op0.
17686 2009-01-11 Laurent GUERBY <laurent@guerby.net>
17688 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
17690 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
17693 * mips-tfile.c (parse_def): Fix parsing of def strings
17694 starting with digits.
17696 2009-01-10 Jakub Jelinek <jakub@redhat.com>
17699 * config/arm/arm.c (arm_is_long_call_p): Don't call
17700 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
17702 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
17704 * regrename.c (regrename_optimize): Fix dumping.
17705 (find_oldest_value_reg): Preserve REG_POINTER.
17706 (copy_hardreg_forward_1): Likewise.
17708 2009-01-09 Diego Novillo <dnovillo@google.com>
17710 * gimple.h (struct gimple_statement_base) <uid>: Document
17711 the restrictions on its use.
17712 (gimple_uid): Tidy.
17713 (gimple_set_uid): Tidy.
17715 2009-01-09 Jakub Jelinek <jakub@redhat.com>
17717 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
17718 zero guard even if align_bytes != 0 and count is smaller than
17721 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
17723 PR rtl-optimization/38495
17724 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
17725 (add_range_and_copies_from_move_list): Print all added ranges.
17726 Add ranges to memory optimized destination.
17728 2009-01-09 Jakub Jelinek <jakub@redhat.com>
17732 * config/i386/i386.c (override_options): Reject
17733 -mstringop-strategy=rep_8byte with -m32.
17734 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
17735 to 1. Do count comparison against epilogue_size_needed at compile
17736 time even when count_exp was constant forced into register. For
17737 size_needed don't jump to epilogue, instead just avoid aligning
17738 and invoke the body algorithm. If need_zero_guard, add zero guard
17739 even if count is non-zero, but smaller than size_needed + number of
17740 bytes that could be stored for alignment.
17741 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
17742 to 1. If need_zero_guard, add zero guard even if count is non-zero,
17743 but smaller than size_needed + number of bytes that could be stored
17744 for alignment. Compare size_needed with epilogue_size_needed instead
17745 of desired_align - align, don't adjust size_needed, pass
17746 epilogue_size_needed to the epilogue expanders.
17749 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
17751 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17753 * pa.c (last_address): Change to unsigned.
17754 (update_total_code_bytes): Change argument to unsigned. Don't
17755 check if insn addresses are set.
17756 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
17757 addresses are not set.
17758 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
17760 2009-01-09 Nick Clifton <nickc@redhat.com>
17762 * config/sh/symbian.c: Replace uses of DECL_INLINE with
17763 DECL_DECLARED_INLINE_P.
17765 2009-01-09 Jakub Jelinek <jakub@redhat.com>
17767 PR middle-end/38347
17768 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
17769 GET_MODE (op0) in operand_subword_force calls.
17771 PR middle-end/38771
17772 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
17773 fold_convert arg0 operands to TREE_TYPE (op0) first.
17775 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
17777 * params.def (ira-max-conflict-table-size): Decrease default value
17780 2009-01-08 Jakub Jelinek <jakub@redhat.com>
17782 PR tree-optimization/37031
17783 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
17785 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
17786 allocate it using gc instead of heap, use VEC_quick_push instead of
17788 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
17789 instead of heap, use VEC_quick_push instead of VEC_safe_push.
17790 * tree-data-ref.h (struct access_matrix): Change matrix to gc
17791 allocated vector from heap allocated.
17792 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
17793 * tree-loop-linear.c (linear_transform_loops): Allocate nest
17794 vector only after perfect_loop_nest_depth call.
17796 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
17797 Jan Sjodin <jan.sjodin@amd.com>
17799 PR tree-optimization/38559
17800 * graphite.c (debug_value, copy_constraint,
17801 swap_constraint_variables, scale_constraint_variable, ): New.
17802 (get_lower_bound, get_upper_bound): Removed.
17803 (graphite_trans_bb_strip_mine): Clean up this code that works
17804 only for constant number of iterations. Fully copy upper and
17805 lower bound constraints, not only the constant part of them.
17806 * graphite.h (debug_value): Declared.
17808 2009-01-08 Ira Rosen <irar@il.ibm.com>
17810 PR tree-optimization/37194
17811 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
17812 Don't add the cost of cost model guard in prologue to scalar
17813 outside cost in case of known number of iterations.
17815 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
17816 Alan Modra <amodra@bigpond.net.au>
17818 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
17819 non-word-aligned REG+CONST addressing.
17821 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
17824 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
17825 free_after_compilation when outputting a thunk.
17826 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
17827 Do not call free_after_compilation here.
17829 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
17831 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
17832 (ix86_valid_target_attribute_inner_p): Ditto.
17834 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
17836 PR tree-optimization/38492
17837 PR tree-optimization/38498
17838 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
17839 * tree-chrec.h (scev_is_linear_expression): Declared.
17840 * graphite.c (graphite_cannot_represent_loop_niter): New.
17841 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
17842 (graphite_loop_normal_form): Use gcc_assert.
17843 (scan_tree_for_params): Use CASE_CONVERT.
17844 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
17845 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
17846 Use gcc_assert. Discard scops that contain unhandled cases.
17847 (build_scop_conditions): Return a boolean status for unhandled cases.
17848 (strip_mine_profitable_p): Print the loop number, not its depth.
17849 (is_interchange_valid): Pass the depth of the loop nest, don't
17850 recompute it wrongly.
17851 (graphite_trans_bb_block): Same.
17852 (graphite_trans_bb_block): Print tentative of loop blocking.
17853 (graphite_trans_scop_block): Do not print that the loop has been
17855 (graphite_transform_loops): Do not handle scops that contain condition
17858 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
17860 AVX Programming Reference (December, 2008)
17861 * config/i386/avxintrin.h (_mm256_stream_si256): New.
17862 (_mm256_stream_pd): Likewise.
17863 (_mm256_stream_ps): Likewise.
17865 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
17866 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
17867 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
17868 (bdesc_special_args): Add __builtin_ia32_movntdq256,
17869 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
17870 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
17871 (ix86_expand_special_args_builtin): Likewise.
17873 * config/i386/sse.md (AVXMODEDI): New.
17874 (avx_movnt<mode>): Likewise.
17875 (avx_movnt<mode>): Likewise.
17876 (<sse>_movnt<mode>): Remove AVX support.
17877 (sse2_movntv2di): Likewise.
17879 2009-01-07 Richard Guenther <rguenther@suse.de>
17881 PR middle-end/38751
17882 * fold-const.c (extract_muldiv): Remove obsolete comment.
17883 (fold_plusminus_mult_expr): Undo MINUS_EXPR
17884 to PLUS_EXPR canonicalization for the canonicalization.
17886 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
17888 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
17889 hosted cross-compilers generating less efficient code.
17891 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
17893 * function.h (rtl_data): Add a dbr_scheduled_p field.
17894 * reorg.c (dbr_schedule): Set it.
17895 (gate_handle_delay_slots): Check it.
17896 * config/mips/mips.c (mips_base_delayed_branch): Delete.
17897 (mips_reorg): Check flag_delayed_branch instead of
17898 mips_base_delayed_branch.
17899 (mips_override_options): Don't set mips_base_delayed_branch
17900 or flag_delayed_branch.
17902 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
17904 PR rtl-optimization/38426.
17905 * ira.c (ira): Set current_function_is_leaf earlier.
17907 2009-01-06 Jakub Jelinek <jakub@redhat.com>
17909 PR rtl-optimization/38722
17910 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
17911 too early, only set a flag and modify after last possible
17914 2009-01-06 Janis Johnson <janis187@us.ibm.com>
17917 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
17918 * real.c (decimal_single_format): Correct values of emin and emax.
17919 (decimal_double_format): Ditto.
17920 (decimal_quad_format): Ditto.
17921 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
17922 computation of DECnn_MIN and DECnn_MAX for corrected values of
17923 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
17924 __DECnn_MIN__, and adjust its computation for the corrected value
17927 2009-01-06 Jan Hubicka <jh@suse.cz>
17930 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
17932 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
17934 * doc/contrib.texi (Contributors): Slightly adjust the end note.
17935 Add Robert Clark to the list of testers.
17937 2009-01-06 Jan Hubicka <jh@suse.cz>
17938 Kai Tietz <kai.tietz@onevision.com>
17940 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
17941 * config/i386/i386.c (ix86_expand_call): Add clobbers.
17943 2009-01-06 Jan Hubicka <jh@suse.cz>
17944 Kai Tietz <kai.tietz@onevision.com>
17946 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
17948 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
17949 (ix86_nsaved_regs): Count only general purpose regs.
17950 (ix86_nsaved_sseregs): New.
17951 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
17952 to 16 for w64; compute padding and size of sse reg save area.
17953 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
17954 general purpose regs.
17955 (ix86_emit_save_sse_regs_using_mov): New.
17956 (ix86_expand_prologue): Save SSE regs if needed.
17957 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
17958 (ix86_emit_restore_sse_regs_using_mov): New.
17959 (ix86_expand_epilogue): Save SSE regs if needed.
17961 2009-01-06 Jan Hubicka <jh@suse.cz>
17962 Kai Tietz <kai.tietz@onevision.com>
17964 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
17965 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
17966 functions when accumulate outgoing args is off.
17968 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
17971 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
17972 before using pseudos_have_intersected_live_ranges_p.
17974 * ira-int.h (ira_assert): Always define.
17976 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
17978 AVX Programming Reference (December, 2008)
17979 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
17980 (_mm256_permute2_pd): Likewise.
17981 (_mm_permute2_ps): Likewise.
17982 (_mm256_permute2_ps): Likewise.
17983 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
17984 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
17986 * config/i386/i386.c (ix86_builtins): Remove
17987 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
17988 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
17989 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
17990 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
17991 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
17992 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
17993 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
17994 __builtin_ia32_vpermil2ps256.
17995 (ix86_init_mmx_sse_builtins): Updated.
17996 (ix86_expand_args_builtin): Likewise.
17998 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18000 * pa.c (output_call): Relocate non-jump insns in the delay slot of
18001 long absolute calls when generating PA 2.0 code.
18003 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
18005 PR rtl-optimization/38583
18006 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
18008 * params.def (ira-max-conflict-table-size): New.
18010 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
18012 * ira.h (ira_conflicts_p): New external definition.
18014 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
18015 table. Report this. Return result of building.
18016 (ira_build_conflicts): Use ira_conflicts_p. Check result of
18017 building conflict table.
18019 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
18020 (ira_color): Use ira_conflicts_p.
18022 * global.c: Include ira.h.
18023 (pseudo_for_reload_consideration_p, build_insn_chain): Use
18026 * Makefile.in (global.o): Add ira.h.
18028 * ira-build.c (mark_all_loops_for_removal,
18029 propagate_some_info_from_allocno): New.
18030 (remove_unnecessary_allocnos): Call
18031 propagate_some_info_from_allocno.
18032 (remove_low_level_allocnos): New.
18033 (remove_unnecessary_regions): Add parameter. Call
18034 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
18035 parameter to remove_unnecessary_regions.
18036 (ira_build): Remove all regions but root if the conflict table was
18037 not built. Update conflict hard regs for allocnos crossing calls.
18039 * ira.c (ira_conflicts_p): New global.
18040 (ira): Define and use ira_conflicts_p.
18042 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
18043 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
18044 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
18046 2009-01-06 Ben Elliston <bje@au.ibm.com>
18048 * gengtype-lex.l (YY_NO_INPUT): Define.
18050 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
18053 * c-common.c (handle_vector_size_attribute): Also reject
18054 BOOLEAN_TYPE types.
18056 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
18058 PR tree-optimization/38492
18059 * graphite.c (rename_map_elt, debug_rename_elt,
18060 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
18061 rename_map_elt_info, eq_rename_map_elts,
18062 get_new_name_from_old_name, bb_in_sese_p): Moved around.
18063 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
18064 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
18065 (sese_build_livein_liveouts): New.
18066 (new_sese, free_sese): New.
18067 (new_scop): Call new_sese.
18068 (free_scop): Call free_sese.
18069 (rename_variables_from_edge, rename_phis_end_scop): Removed.
18070 (register_old_new_names): Renamed register_old_and_new_names.
18071 (register_scop_liveout_renames, add_loop_exit_phis,
18072 insert_loop_close_phis, struct igp,
18073 default_liveout_before_guard, add_guard_exit_phis,
18074 insert_guard_phis, copy_renames): New.
18075 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
18076 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
18077 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
18078 (scop_adjust_phis_for_liveouts): New.
18079 (gloog): Call scop_adjust_phis_for_liveouts.
18081 * graphite.h (struct sese): Documented. Added fields liveout,
18082 num_ver and livein.
18083 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
18084 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
18085 (struct scop): Added field liveout_renames.
18086 (SCOP_LIVEOUT_RENAMES): New.
18088 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18090 PR tree-optimization/38510
18091 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
18092 (translate_clast): Call recompute_all_dominators before
18094 (gloog): Call recompute_all_dominators before graphite_verify.
18096 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18097 Jan Sjodin <jan.sjodin@amd.com>
18099 PR tree-optimization/38500
18100 * graphite.c (create_sese_edges): Call fix_loop_structure after
18103 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18105 * config.gcc: Add m32r*-*-rtems*.
18106 * config/m32r/rtems.h: New file.
18108 2009-01-05 Ben Elliston <bje@au.ibm.com>
18110 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
18111 (.po.pox): Likewise.
18112 (po/gcc.pot): Likewise.
18114 2009-01-04 David S. Miller <davem@davemloft.net>
18116 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
18117 (STARTING_FRAME_OFFSET): Always set to zero.
18119 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18121 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
18122 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
18123 fixed-point types, and vectors of the same.
18125 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18127 * config/mips/sync.md (*mb_barrier): Rename to...
18128 (*memory_barrier): ...this.
18130 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
18132 * doc/extend.texi (Function Attributes): Move @cindex after @item
18133 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
18134 and put in alphabetical order. Fix 'target' name and put in order.
18135 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
18138 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
18140 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
18141 (memory_barrier): Expand as unspec instead of unspec_volatile.
18142 Remove mem:BLK from insn operands. Use Pmode scratch register.
18143 (*memory_barrier): Define as unspec instead of unspec_volatile.
18144 Use (match_dup 0) as input operand.
18146 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
18147 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
18148 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
18149 scratch register. Remove operand 1.
18150 (*stbar): Define as unspec instead of unspec_volatile.
18151 Use (match_dup 0) as input operand, remove (const_int 8).
18152 (*membar): Define as unspec instead of unspec_volatile.
18153 Use (match_dup 0) as input operand, remove input operand 2.
18155 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
18156 (memory_barrier): Expand as unspec instead of unspec_volatile.
18157 Remove mem:BLK from insn operands. Use Pmode scratch register.
18158 (*memory_barrier): Define as unspec instead of unspec_volatile.
18159 Use (match_dup 0) as input operand.
18161 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
18162 Remove mem:BLK from insn operands. Use Pmode scratch register.
18163 Set volatile flag on operand 0.
18164 (*memory_barrier): New insn pattern.
18166 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
18168 (*memory_barrier): Use (match_dup 0) as input operand.
18170 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
18171 Remove mem:BLK from insn operands. Use Pmode scratch register.
18172 Set volatile flag on operand 0.
18173 (*mb_internal): New insn pattern.
18175 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
18177 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18179 PR middle-end/38586
18180 * function.c (struct temp_slot): Move to the section of the file
18181 that deals with temp slots. Remove field 'address'.
18182 (temp_slot_address_table): New hash table of address -> temp slot.
18183 (struct temp_slot_address_entry): New struct, items for the table.
18184 (temp_slot_address_compute_hash, temp_slot_address_hash,
18185 temp_slot_address_eq, insert_temp_slot_address): Support functions
18187 (find_temp_slot_from_address): Rewrite to use the new hash table.
18188 (remove_unused_temp_slot_addresses): Remove addresses of temp
18189 slots that have been made available.
18190 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
18191 worker function for remove_unused_temp_slot_addresses.
18192 (assign_stack_temp_for_type): Don't clear the temp slot address list.
18193 Add the temp slot address to the address -> temp slot map.
18194 (update_temp_slot_address): Update via insert_temp_slot_address.
18195 (free_temp_slots): Call remove_unused_temp_slot_addresses.
18196 (pop_temp_slots): Likewise.
18197 (init_temp_slots): Allocate the address -> temp slot map, or empty
18198 the map if it is already allocated.
18199 (prepare_function_start): Initialize temp slot processing.
18201 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18203 PR middle-end/38584
18204 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
18205 Calculate the size of all stack vars assuming no packing of stack
18206 vars will happen, replacing a quadratic algorithm with a linear one.
18208 2009-01-03 Jakub Jelinek <jakub@redhat.com>
18211 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
18214 2009-01-03 Diego Novillo <dnovillo@google.com>
18216 * doc/contrib.texi: Update contributions.
18218 2009-01-03 Jakub Jelinek <jakub@redhat.com>
18221 * builtins.c (fold_builtin_memory_op): Give up if either operand
18222 is volatile. Set srctype or desttype to non-qualified version
18226 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
18227 and FUNCTION_DECLs.
18229 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
18231 PR rtl-optimization/35805
18232 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
18233 problem if fast dce is able to remove any instructions.
18234 * dce.c (dce_process_block): Fix dump message.
18236 2009-01-02 Mark Mitchell <mark@codesourcery.com>
18239 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
18241 2009-01-02 Jakub Jelinek <jakub@redhat.com>
18243 PR middle-end/38690
18244 * tree-flow.h (op_code_prio, op_prio): New prototypes.
18245 * tree-pretty-print.c (op_code_prio): New function.
18246 (op_prio): No longer static. Use op_code_prio.
18247 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
18248 Use op_prio and op_code_prio to determine if () should be
18249 printed around operand(s) or not.
18251 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
18252 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
18253 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
18254 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
18255 pp_character instead of pp_string for single letter printing.
18257 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
18259 * doc/extend.texi: Fix '#pragma GCC option' typo.
18261 2009-01-02 Richard Guenther <rguenther@suse.de>
18263 * doc/install.texi (--enable-checking): Mention different
18264 default for stage1.
18265 (--enable-stage1-checking): Document.
18267 2009-01-01 Andrew Pinski <pinskia@gmail.com>
18269 PR middle-end/30142
18270 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
18271 case to be an error.
18273 2009-01-02 Ben Elliston <bje@au.ibm.com>
18275 * config/fp-bit.h (pack_d): Constify argument.
18276 * config/fp-bit.c (makenan): Constify return type. Remove casts.
18277 (isnan): Constify argument.
18279 (iszero): Likewise.
18280 (pack_d): Likewise.
18281 (_fpadd_parts): Constify return type.
18282 (_fpmul_parts): Likewise.
18283 (_fpdiv_parts): Likewise.
18285 2009-01-01 Jakub Jelinek <jakub@redhat.com>
18288 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
18289 warn about overwriting initializer with side-effects or
18290 -Woverride-init if !IMPLICIT.
18291 (output_init_element): Likewise. Pass IMPLICIT down to
18293 (process_init_element): Add IMPLICIT argument. Pass it down
18294 to output_init_element.
18295 (push_init_element, pop_init_level, set_designator): Adjust
18296 process_init_element callers.
18297 (set_nonincremental_init, set_nonincremental_init_from_string):
18298 Adjust add_pending_init callers.
18299 (output_pending_init_elements): Adjust output_init_element callers.
18300 * c-tree.h (process_init_element): Adjust prototype.
18301 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
18302 process_init_element callers.
18305 Copyright (C) 2009 Free Software Foundation, Inc.
18307 Copying and distribution of this file, with or without modification,
18308 are permitted in any medium without royalty provided the copyright
18309 notice and this notice are preserved.