2 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
4 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
6 2009-07-09 Jakub Jelinek <jakub@redhat.com>
9 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10 arg1 with arg01 if arg1 is already INTEGER_CST.
12 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
14 * simplify-rtx.c (simplify_binary_operation_1) <AND>: Transform (and
15 (truncate)) into (truncate (and)).
17 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
19 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
20 creating LHS paradoxical subregs. Fix surrounding returns to
21 use NULL_RTX rather than 0.
23 2009-07-08 DJ Delorie <dj@redhat.com>
25 * config/mep/mep.c: (mep_option_can_inline_p): New.
26 (TARGET_OPTION_CAN_INLINE_P): Define.
28 2009-07-08 Mark Wielaard <mjw@redhat.com>
31 * dwarf2out.c (add_data_member_location_attribute): When we have
32 only a constant offset don't emit a new location description using
33 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
36 2009-07-08 Richard Henderson <rth@redhat.com>
39 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
40 (enum reg_class): Add CLOBBERED_REGS.
41 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
42 * config/i386/i386.c (ix86_conditional_register_usage): Moved
43 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
44 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
45 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
46 force 64-bit sibcalls into R11.
47 * config/i386/constraints.md (U): New constraint.
48 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
49 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
50 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
52 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
54 * basic-block.h (dump_regset, debug_regset): Remove duplicate
56 * c-objc-common.h (c_initialize_diagnostics): Ditto.
57 * ebitmap.h (dump_ebitmap): Ditto.
58 * optabs.h (optab_libfunc): Ditto.
59 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
60 * tree-flow.h (vect_can_force_dr_alignment_p,
61 get_vectype_for_scalar_type): Ditto.
62 (vectorize_loops): Move prototype to ...
63 * tree-vectorizer.h: ... here. Also, adjust comment.
64 (vect_set_verbosity_level): Remove duplicate prototype.
65 * tree-ssa-loop.c: Include tree-vectorizer.h.
66 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
68 2009-07-08 Nick Clifton <nickc@redhat.com>
70 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
73 2009-07-08 DJ Delorie <dj@redhat.com>
75 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
76 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
77 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
79 * config/mep/intrinsics.md: Regenerated.
80 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
81 registers when asm() or calls are detected.
83 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
86 * gimplify.c (gimplify_expr): Propagate no_warning flag when
88 * gimple (gimple_build_call_from_tree): Likewise.
89 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
90 no_warning flag before warning.
92 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
94 * tree.c (set_expr_locus): Remove.
95 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
96 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
98 * gimplify.c (internal_get_tmp_var): Likewise.
99 (gimplify_call_expr): Likewise.
100 (gimplify_one_sizepos): Likewise.
102 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
105 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
106 to variables for debugging purposes.
108 2009-06-23 Mark Loeser <mark@halcy0n.com>
111 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
113 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
115 * pretty-print.c (pp_base_format): Remove %J.
116 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
117 gcc_cxxdiag_char_table): Likewise.
118 (init_dynamic_diag_info): Likewise.
120 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
122 * pretty-print.c (pp_base_format): Remove %H.
123 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
124 gcc_cxxdiag_char_table): Likewise.
125 (init_dynamic_diag_info): Likewise.
126 * config/mep/mep.c (mep_select_section): Likewise.
128 2009-07-07 Duncan Sands <baldrick@free.fr>
130 * final.c (pass_clean_state): Give the pass a name.
131 * passes.c (pass_rest_of_compilation): Likewise.
132 * tree-optimize.c (pass_all_optimizations): Likewise.
134 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
136 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
137 an extra 'decl' for error_at.
139 2009-07-07 Jakub Jelinek <jakub@redhat.com>
142 * tree-tailcall.c (adjust_return_value_with_ops,
143 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
144 if it has complex or vector type.
146 2009-07-07 Olivier Hainque <hainque@adacore.com>
148 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
151 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
153 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
155 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
157 * cgraphunit.c: Replace %J by an explicit location. Update all
159 * c-decl.c: Likewise.
160 * function.c: Likewise.
161 * varasm.c: Likewise.
162 * tree-ssa.c: Likewise.
163 * c-common.c: Likewise.
164 * tree-cfg.c: Likewise.
165 * config/spu/spu.c: Likewise.
166 * config/ia64/ia64.c: Likewise.
167 * config/v850/v850.c: Likewise.
169 2009-07-06 DJ Delorie <dj@redhat.com>
171 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
172 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
173 unspecified accesses to control registers.
174 * config/mep/intrinsics.md: Regenerate.
175 * config/mep/intrinsics.h: Regenerate.
176 * config/mep/mep-intrin.h: Regenerate.
178 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
180 * c-lex.c: Replace %H by an explicit location. Update all calls.
181 * c-common.c: Likewise.
182 * c-decl.c: Likewise.
183 * c-typeck.c: Likewise.
184 * fold-const.c: Likewise.
185 * gimplify.c: Likewise.
187 * tree-cfg.c: Likewise.
188 * tree-ssa-loop-niter.c: Likewise.
189 * tree-vrp.c: Likewise.
190 * value-prof.c: Likewise.
192 2009-07-06 Diego Novillo <dnovillo@google.com>
194 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
195 if it has one. Handle cases where VAR does not have an
196 annotation or cfun is NULL.
198 2009-07-06 Diego Novillo <dnovillo@google.com>
200 * tree.c: Include debug.h.
201 (initialize_tree_contains_struct): New.
202 (init_ttree): Call it.
203 (tree_node_structure_for_code): Factor out of ...
204 (tree_node_structure): ... here.
205 * treestruct.def (TS_PHI_NODE): Remove.
206 (TS_GIMPLE_STATEMENT): Remove.
208 2009-07-06 Diego Novillo <dnovillo@google.com>
210 * tree-pretty-print.c (dump_generic_node): Protect
212 (debug_tree_chain): Handle cycles.
214 2009-07-06 Nick Clifton <nickc@redhat.com>
215 DJ Delorie <dj@redhat.com>
217 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
218 __FMOVD_ENABLED__ is defined.
220 (TARGET_FMOVD): Provide a default definition.
221 (MASK_FMOVD): Likewise.
222 (TARGET_CPU_CPP_BUILTINS): Define
223 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
224 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
225 two fmov instructions depending upon whether TARGET_FMOVD is
227 (split for DF load from memory into register): Also handle
228 MEMs which consist of REG+DISP addressing.
229 (split for DF store from register to memory): Likewise.
230 (movsf_ie): Always use single fp_mode.
231 * config/sh/sh.c (sh_override_options): Do not automatically
232 enable TARGET_MOVD for the SH2A when supporting doubles - leave
233 that to the -mfmovd command line switch.
234 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
235 (fldi_ok): Always allow.
236 * config/sh/sh.opt (mfmovd): Remove this switch.
237 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
239 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
240 Kaz Kojima <kkojima@gcc.gnu.org>
242 PR rtl-optimization/30807
243 * postreload.c (reload_combine): For every new use of REG_SUM,
244 record the use of BASE.
246 2009-07-06 Jan Hubicka <jh@suse.cz>
248 * params.def: Revert my accidental commit at 2009-06-30.
250 2009-07-04 Ian Lance Taylor <iant@google.com>
253 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
255 (mingw_format_attribute_overrides): Likewise.
257 2009-07-04 Jakub Jelinek <jakub@redhat.com>
260 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
261 don't check cfa.reg. Instead of cfa.indirect use
262 fde && fde->drap_reg != INVALID_REGNUM test.
264 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
266 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
268 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
271 * ira.c (build_insn_chain): Use DF_LR_OUT instead of
274 2009-07-03 Richard Guenther <rguenther@suse.de>
276 PR tree-optimization/40640
277 * tree-switch-conversion.c (build_arrays): Perform arithmetic
280 2009-07-03 Jan Hubicka <jh@suse.cz>
282 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
283 for size, reduce amount of inlining.
285 2009-07-03 Richard Guenther <rguenther@suse.de>
288 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to
289 (T2)t +- (T2)x if t +- x is known to not overflow and
290 the conversion widens the operation.
291 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
293 2009-07-03 Jan Hubicka <jh@suse.cz>
295 * ipa-pure-const.c (analyze): Update loop optimizer init.
296 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
297 try_remove_empty_loop, remove_empty_loops): Remove.
298 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
299 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
300 to mark regular loops as neccesary.
301 (degenerate_phi_p): New function.
302 (propagate_necessity, remove_dead_phis): Use it.
303 (forward_edge_to_pdom): Likewise.
304 (eliminate_unnecessary_stmts): Take care to remove uses of results of
305 virtual PHI nodes that became unreachable.
306 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
307 * tree-flow.h (remove_empty_loops): Remove.
308 * passes.c (init_optimization_passes): Remove.
310 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
312 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
314 (*fix_trunc<mode>_i387_1): Ditto.
315 (*floathi<mode>2_1): Ditto.
316 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
318 (*fist<mode>2_1): Ditto.
319 (frndintxf2_floor): Ditto.
320 (*fist<mode>2_floor_1): Ditto.
321 (frndintxf2_ceil): Ditto.
322 (*fist<mode>2_ceil_1): Ditto.
323 (frndintxf2_trunc): Ditto.
324 (frndintxf2_mask_pm): Ditto.
325 (fxam<mode>2_i387_with_temp): Ditto.
326 * config/i386/sse.md (mulv16qi3): Ditto.
327 (*sse2_mulv4si3): Ditto.
329 (sse4_2_pcmpestr): Ditto.
330 (sse4_2_pcmpistr): Ditto.
332 2009-07-03 Jan Hubicka <jh@suse.cz>
334 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
335 (mark_stmt_necessary): Set it.
336 (mark_operand_necessary): Set it.
337 (mark_control_dependent_edges_necessary): Set it.
338 (mark_virtual_phi_result_for_renaming): New function.
339 (get_live_post_dom): New function.
340 (forward_edge_to_pdom): New function.
341 (remove_dead_stmt): Fix handling of control dependences.
342 (tree_dce_init): Init new bitmap.
343 (tree_dce_done): Free it.
345 2009-07-02 Richard Guenther <rguenther@suse.de>
348 * tree-ssa-structalias.c (new_var_info): Initialize
351 2009-07-02 Jan Hubicka <jh@suse.cz>
353 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
356 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
358 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
359 instead of recomputing it. Adjust calls.
360 (emit_store_flag): Adjust recursive calls.
362 2009-07-02 Richard Guenther <rguenther@suse.de>
364 * tree-ssa-live.c (remove_unused_locals): Do not remove
366 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
367 of DECL_EXTERNAL for HEAP variables.
368 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
369 HEAP variables. Do not adjust RESTRICT vars.
370 (find_what_var_points_to): Nobody cares if something
373 2009-07-02 Ben Elliston <bje@au.ibm.com>
375 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
376 pc_low and pc_high declarations to the top of the function.
378 2009-07-01 DJ Delorie <dj@redhat.com>
380 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
382 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
383 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
384 unspecified accesses to control registers.
385 * config/mep/intrinsics.md: Regenerate.
386 * config/mep/intrinsics.h: Regenerate.
387 * config/mep/mep-intrin.h: Regenerate.
389 2009-07-01 Anthony Green <green@moxielogic.com>
391 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
392 instruction when possible.
393 (moxie_expand_prologue): Ditto. Also, save an instruction and
394 some complexity by popping off of $r12 instead of $sp.
395 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
398 2009-07-01 Richard Henderson <rth@redhat.com>
401 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
402 contained no insns, reposition note before last insn.
404 2009-07-01 Richard Henderson <rth@redhat.com>
407 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
408 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
410 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
413 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
414 darwin9 for printing reg addresses with %y.
416 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
418 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
419 truncation from operands in binary operations.
421 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
424 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
425 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
426 subreg of op0 to the original op0.
428 * expmed.c (store_bit_field_1): Use a temporary as the destination
429 instead of a paradoxical subreg when we need to truncate the result.
431 2009-07-01 DJ Delorie <dj@redhat.com>
433 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
434 names to VLIW variants.
435 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
436 * config/mep/intrinsics.md: Regenerate.
437 * config/mep/intrinsics.h: Regenerate.
438 * config/mep/mep-intrin.h: Regenerate.
440 2009-07-01 Jakub Jelinek <jakub@redhat.com>
443 * jump.c (returnjump_p): Revert last patch.
444 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
446 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
449 * pa.md (casesi32p): Use jump table label to determine the offset
451 (casesi64p): Likewise.
453 * pa.c (forward_branch_p): Return bool type. Use instruction
454 addresses when available. Assert that INSN has a jump label.
455 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
458 2009-07-01 Richard Guenther <rguenther@suse.de>
460 PR tree-optimization/19831
461 * tree-ssa-dce.c (propagate_necessity): Calls to functions
462 that only act as barriers do not make any previous stores necessary.
463 * tree-ssa-structalias.c (handle_lhs_call): Delay making
464 HEAP variables global, do not add a constraint from nonlocal.
465 (find_func_aliases): Handle escapes through return statements.
466 (compute_points_to_sets): Make escaped HEAP variables global.
468 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
471 * expmed.c (emit_store_flag): Perform a conversion if necessary,
472 after reducing a DImode cstore to SImode.
474 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
476 * expr.c (expand_expr_real_1): Reinstate fallthrough to
477 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
479 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
481 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
482 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
484 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
485 and umod_optab if TARGET_BSD_DIVMOD.
486 * config/vax/lib1funcs.asm: New file.
487 * config/vax/t-linux: New file.
488 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
490 2009-06-30 Jakub Jelinek <jakub@redhat.com>
493 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
494 to type arguments that have void type.
497 * dwarf2out.c (gen_formal_parameter_die): Call
498 equate_decl_number_to_die if node is different from origin.
500 2009-06-30 Anthony Green <green@moxielogic.com>
502 Clean up moxie port for --enable-build-with-cxx.
503 * config/moxie/moxie.c (moxie_function_value): First two
504 parameters are const_tree, not tree.
505 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
506 (REG_CLASS_NAMES): Ditto.
507 (REGNO_REG_CLASS): Ditto.
508 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
509 (moxie_function_value): Fix constyness of arguments.
511 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
513 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
514 finalize_size_functions before further processing.
515 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
516 (variable_size): Call self_referential_size on size expressions
517 that contain a PLACEHOLDER_EXPR.
518 (size_functions): New static variable.
519 (copy_self_referential_tree_r): New static function.
520 (self_referential_size): Likewise.
521 (finalize_size_functions): New global function.
522 * tree.c: Include tree-inline.h.
523 (push_without_duplicates): New static function.
524 (find_placeholder_in_expr): New global function.
525 (substitute_in_expr) <tcc_declaration>: Return the replacement object
527 <tcc_expression>: Likewise.
528 <tcc_vl_exp>: If the replacement object is a constant, try to inline
529 the call in the expression.
530 * tree.h (finalize_size_functions): Declare.
531 (find_placeholder_in_expr): Likewise.
532 (FIND_PLACEHOLDER_IN_EXPR): New macro.
533 (substitute_placeholder_in_expr): Update comment.
534 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
536 (copy_tree_body_r): Likewise.
537 (copy_tree_body): New static function.
538 (maybe_inline_call_in_expr): New global function.
539 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
540 (maybe_inline_call_in_expr): Declare.
541 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
542 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
545 2009-06-30 Richard Guenther <rguenther@suse.de>
547 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
549 (propagate_necessity): Do not mark reaching defs of stores
552 2009-06-30 Jan Hubicka <jh@suse.cz>
554 * cfgloopanal.c (check_irred): Move into ...
555 (mark_irreducible_loops): ... here; return true if ireducible
557 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
558 (analyze_function): Try to prove loop finiteness.
559 * cfgloop.h (mark_irreducible_loops): Update prototype.
560 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
562 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
564 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
566 2009-06-30 Ira Rosen <irar@il.ibm.com>
568 PR tree-optimization/40542
569 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
572 2009-06-30 Martin Jambor <mjambor@suse.cz>
574 PR tree-optimization/40582
575 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
576 than useless_type_conversion_p.
577 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
580 2009-06-30 Martin Jambor <mjambor@suse.cz>
583 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
585 2009-06-30 Richard Guenther <rguenther@suse.de>
587 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
588 use ao_ref references.
589 (walk_aliased_vdefs): Likewise.
590 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
591 * tree-ssa-dce.c (struct ref_data): Remove.
592 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
593 (mark_aliased_reaching_defs_necessary): Adjust.
594 (mark_all_reaching_defs_necessary_1): Likewise.
596 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
599 * expmed.c (emit_cstore): New name of emit_store_flag_1.
600 (emit_store_flag_1): Extract from emit_store_flag, adjust
601 calls to (what now is) emit_cstore.
602 (emit_store_flag): Call emit_store_flag_1 and also use it
603 for what used to be recursive calls.
605 2009-06-30 Wei Guozhi <carrot@google.com>
608 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
609 if the target bb post dominates from bb.
610 * config/i386/i386.c (memory_address_length): Check existence of base
611 register before using it.
613 2009-06-30 Nick Clifton <nickc@redhat.com>
614 DJ Delorie <dj@redhat.com>
616 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
617 __FMOVD_ENABLED__ is defined.
619 (TARGET_FMOVD): Provide a default definition.
620 (MASK_FMOVD): Likewise.
621 (TARGET_CPU_CPP_BUILTINS): Define
622 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
623 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
624 two fmov instructions depending upon whether TARGET_FMOVD is
626 (split for DF load from memory into register): Also handle
627 MEMs which consist of REG+DISP addressing.
628 (split for DF store from register to memory): Likewise.
629 * config/sh/sh.opt (mfmovd): Remove this switch.
630 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
631 * config/sh/sh.c (sh_override_options): Do not automatically
632 enable TARGET_MOVD for the SH2A when supporting doubles - leave
633 that to the -mfmovd command line switch.
635 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
637 (fldi_ok): Always allow.
638 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
640 2009-06-29 DJ Delorie <dj@redhat.com>
642 * doc/install.texi (mep-x-elf): Correct chip's full name.
644 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
646 * doc/extend.texi: Fix typo.
648 2009-06-29 Tom Tromey <tromey@redhat.com>
651 * Makefile.in (DWARF2_H): New variable.
653 (dwarf2out.o): Likewise.
654 (dwarf2asm.o): Likewise.
655 * config/i386/t-i386: Use DWARF2_H.
656 * except.c: Include elf/dwarf2.h.
657 * unwind-dw2.c: Include elf/dwarf2.h.
658 * dwarf2out.c: Include elf/dwarf2.h.
659 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
661 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
662 (size_of_loc_descr): Likewise.
663 (output_loc_operands_raw): Likewise.
664 (output_loc_operands): Handle new dtprel field.
665 (loc_checksum): Update.
666 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
667 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
668 * unwind-dw2-fde.c: Include elf/dwarf2.h.
669 * dwarf2asm.c: Include elf/dwarf2.h.
670 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
671 * config/mmix/mmix.c: Include elf/dwarf2.h.
672 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
673 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
674 * config/sh/sh.c: Include elf/dwarf2.h.
675 * config/i386/i386.c: Include elf/dwarf2.h.
677 2009-06-29 DJ Delorie <dj@redhat.com>
679 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
681 * doc/extend.texi: Add MeP attributes and pragmas.
682 * doc/invoke.text: Add MeP Options.
683 * doc/contrib.texi: Add MeP contribution.
684 * doc/md.texi: Add MeP constraints.
685 * doc/install.texi: Add MeP target.
687 2009-06-30 Anatoly Sokolov <aesok@post.ru>
689 * target.h (struct gcc_target): Add frame_pointer_required field.
690 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
691 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
692 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
694 * reload1.c (update_eliminables): (Ditto.).
695 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
696 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
697 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
699 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
701 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
702 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
703 (arm_frame_pointer_required): New function.
705 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
706 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
707 (avr_frame_pointer_required_p): Declare as static.
708 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
710 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
711 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
712 (bfin_frame_pointer_required): Make as static, change return type
714 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
716 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
717 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
718 (cris_frame_pointer_required): New function.
720 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
722 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
723 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
724 (fr30_frame_pointer_required): New function.
726 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
727 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
728 (frv_frame_pointer_required): Make as static, change return type
730 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
732 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
733 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
734 (ix86_frame_pointer_required): Make as static, change return type to
736 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
738 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
739 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
741 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
743 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
745 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
747 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
748 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
749 (mips_frame_pointer_required): Make as static.
750 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
752 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
753 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
754 (mmix_frame_pointer_required): Mew function.
756 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
757 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
759 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
761 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
763 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
765 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
766 (CAN_ELIMINATE): Redefine.
767 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
768 (sparc_frame_pointer_required): New function.
769 (sparc_can_eliminate): New function.
770 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
772 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
773 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
775 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
776 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
777 (xtensa_frame_pointer_required): Make as static, change return type
779 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
782 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
784 * doc/plugins.texi: Document PLUGIN_START_UNIT.
785 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
786 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
787 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
788 (register_callback): Handle PLUGIN_START_UNIT.
789 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
791 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
793 * tree.c (process_call_operands): Propagate TREE_READONLY from the
795 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
796 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
798 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
800 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
803 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
805 * doc/extend.texi (Additional Floating Types): __float128 is also
806 supported on i386 targets.
808 2009-06-29 Richard Guenther <rguenther@suse.de>
811 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
813 (pt_solutions_same_restrict_base): Declare.
814 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
816 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
817 (make_constraint_from, make_copy_constraint): Move earlier.
818 (make_constraint_from_heapvar): New function.
819 (make_constraint_from_restrict): Likewise.
820 (handle_lhs_call): Use it.
821 (find_func_aliases): Use it to track conversions to restrict
823 (struct fieldoff): Add only_restrict_pointers flag.
824 (push_fields_onto_fieldstack): Initialize it.
825 (create_variable_info_for): Track global restrict qualified pointers.
826 (intra_create_variable_infos): Use make_constraint_from_heapvar.
827 Track restrict qualified pointer arguments.
828 (set_uids_in_ptset): Use varinfo is_global_var flag.
829 (find_what_var_points_to): Set the vars_contains_restrict flag.
830 Always create the points-to solution for sets including restrict tags.
831 (pt_solutions_same_restrict_base): New function.
832 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
833 qualified pointers use pt_solutions_same_restrict_base as
834 additional source for disambiguation.
836 2009-06-29 Richard Guenther <rguenther@suse.de>
839 * alias.c (find_base_decl): Remove.
840 (get_deref_alias_set_1): Remove restrict handling.
841 * c-common.c (c_apply_type_quals_to_decl): Do not set
842 DECL_POINTER_ALIAS_SET.
843 * gimplify.c (find_single_pointer_decl_1): Remove.
844 (find_single_pointer_decl): Likewise.
845 (internal_get_tmp_var): Remove restrict handling.
846 (gimple_regimplify_operands): Likewise.
847 * omp-low.c (expand_omp_atomic_pipeline): Do not set
848 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
849 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
850 * tree.c (restrict_base_for_decl): Remove.
851 (init_ttree): Do not allocate it.
852 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
853 LABEL_DECL_UID for label decls.
854 (copy_node_stat): Do not copy restrict information.
855 (decl_restrict_base_lookup): Remove.
856 (decl_restrict_base_insert): Likewise.
857 (print_restrict_base_statistics): Likewise.
858 (dump_tree_statistics): Do not call print_restrict_base_statistics.
859 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
860 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
861 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
862 (LABEL_DECL_UID): Adjust.
863 (DECL_BASED_ON_RESTRICT_P): Remove.
864 (DECL_GET_RESTRICT_BASE): Likewise.
865 (SET_DECL_RESTRICT_BASE): Likewise.
866 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
868 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
869 instead of DECL_POINTER_ALIAS_SET.
870 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
871 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
872 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
874 2009-06-29 Richard Guenther <rguenther@suse.de>
876 PR tree-optimization/40579
877 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
878 the IL to simplify has constants that overflowed.
880 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
882 PR tree-optimization/40550
883 * tree-vect-generic.c (expand_vector_operations_1): Compute in
884 vector_compute_type only when the size of vector_compute_type is
885 less than the size of type.
887 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
889 * fold-const.c (contains_label_1): Fix comments.
890 (contains_label_p): Do not walk trees multiple time.
892 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
894 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
895 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
896 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
897 ix86_fp_comparison_operator.
898 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
899 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
900 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
901 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
902 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
903 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
904 (related splits): Change predicate to ix86_fp_comparison_operator.
905 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
906 instead of ix86_fp_comparison_codes.
907 (ix86_trivial_fp_comparison_operator,
908 ix86_fp_comparison_operator): New.
909 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
910 (ix86_expand_compare): Eliminate last two parameters.
911 (ix86_fp_jump_nontrivial_p): Kill.
912 * config/i386/i386.c (put_condition_code): Eliminate call to
913 ix86_fp_comparison_codes and subsequent assertion.
914 (ix86_fp_comparison_codes): Eliminate.
915 (ix86_fp_swap_condition): New.
916 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
917 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
918 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
919 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
920 and ix86_fp_swap_condition.
921 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
922 Use ix86_fp_comparison_strategy.
923 (ix86_expand_compare): Likewise. Eliminate last two arguments.
924 (ix86_fp_jump_nontrivial_p): Eliminate.
925 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
926 call to ix86_expand_compare.
927 (ix86_split_fp_branch, ix86_expand_setcc,
928 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
929 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
931 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
933 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
934 related to jump_clobbers.
935 * config/arm/arm.md (conds): Remove jump_clob case.
936 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
937 splits): Change comparison_operator to arm_comparison_operator.
938 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
941 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
943 * dojump.c (do_compare_rtx_and_jump): Try swapping the
944 condition for floating point modes.
945 * expmed.c (emit_store_flag_1): Move here a bigger part
947 (emit_store_flag): Try swapping the condition for floating point
949 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
951 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
953 * expr.c (expand_expr_real_1): Just use do_store_flag.
954 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
955 emit_store_flag_force.
956 * expmed.c (emit_store_flag_force): Copy here trick
957 previously in expand_expr_real_1. Try reversing the comparison.
958 (emit_store_flag_1): Work if target is NULL.
959 (emit_store_flag): Work if target is NULL, using the result mode
960 from the comparison. Use split_comparison, restructure final part
961 to simplify conditionals.
963 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
965 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
966 * dojump.c (do_jump): Change handling of floating-point
967 ops to use just do_compare_and_jump.
968 (split_comparison): New.
969 (do_compare_rtx_and_jump): Add here logic coming previously
970 in do_jump, using split_comparison.
972 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
975 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
977 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
979 * tree-ssa-alias.c: Fix unintentional commit.
981 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
983 * passes.c (execute_one_pass): Fix unintentional commit.
985 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
987 * df-problems.c (df_set_seen, df_unset_seen): Delete.
988 (df_rd_local_compute, df_md_local_compute): Inline them.
990 (df_md_scratch): New.
991 (df_md_alloc, df_md_free): Allocate/free it.
992 (df_md_local_compute): Only include live registers in init.
993 (df_md_transfer_function): Prune the in-set computed by
994 the confluence function, and the gen-set too.
996 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
998 PR rtl-optimization/26854
999 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
1000 * df-problems.c (df_rd_add_problem): Fix comment.
1001 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
1002 df_md_simulate_artificial_defs_at_top,
1003 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
1004 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
1005 df_md_transfer_function, df_md_init, df_md_confluence_0,
1006 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
1007 problem_MD, df_md_add_problem): New.
1008 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
1009 df_md_get_bb_info): New.
1010 (DF_LAST_PROBLEM_PLUS1): Adjust.
1012 * Makefile.in (fwprop.o): Include domwalk.h.
1013 * fwprop.c: Include domwalk.h.
1014 (reg_defs, reg_defs_stack): New.
1015 (bitmap_only_bit_between): Remove.
1016 (process_defs): New.
1017 (process_uses): Use reg_defs and local_md instead of
1018 bitmap_only_bit_between and local_rd.
1019 (single_def_use_enter_block): New, from build_single_def_use_links.
1020 (single_def_use_leave_block): New.
1021 (build_single_def_use_links): Remove code moved to
1022 single_def_use_enter_block, invoke domwalk.
1023 (use_killed_between): Adjust comment.
1025 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1027 * bitmap.h (bitmap_ior_and_into): New.
1028 * bitmap.c (bitmap_ior_and_into): New.
1030 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1032 * domwalk.h (struct dom_walk_data): Remove all callbacks except
1033 before_dom_children_before_stmts and after_dom_children_after_stmts.
1034 Rename the two remaining callbacks to just before_dom_children and
1035 after_dom_children. Remove other GIMPLE statement walking bits.
1036 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
1037 * graphite.c: Do not include domwalk.h.
1038 * tree-into-ssa.c (interesting_blocks): New global.
1039 (struct mark_def_sites_global_data): Remove it and names_to_rename.
1040 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
1041 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
1042 now that they're not domwalk callbacks.
1043 (rewrite_initialize_block): Rename to...
1044 (rewrite_enter_block): ... this, place after called functions. Test
1045 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
1046 (rewrite_finalize_block): Rename to...
1047 (rewrite_leave_block): ... this, place after called functions.
1048 (rewrite_update_init_block): Rename to...
1049 (rewrite_update_enter_block): ... this, place after called functions.
1050 Test interesting_blocks, call rewrite_update_stmt and
1051 rewrite_update_phi_arguments.
1052 (rewrite_update_fini_block): Rename to...
1053 (rewrite_leave_block): ... this, place after called functions.
1054 (rewrite_blocks): Remove last argument, simplify initialization of
1056 (mark_def_sites_initialize_block): Rename to...
1057 (mark_def_sites_block): ... this, call mark_def_sites.
1058 (mark_def_sites_blocks): Remove argument, simplify initialization of
1060 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
1061 (update_ssa): Likewise.
1062 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
1064 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
1065 (dom_opt_initialize_block): Rename to...
1066 (dom_opt_enter_block): ... this, place after called functions. Walk
1067 statements here, inline propagate_to_outgoing_edges.
1068 (dom_opt_finalize_block): Rename to...
1069 (dom_opt_leave_block): ... this, place after called functions.
1070 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
1072 (dse_enter_block, dse_record_phi): New.
1073 (dse_record_phis): Delete.
1074 (dse_finalize_block): Rename to...
1075 (dse_leave_block): ... this.
1076 (tree_ssa_dse): Simplify initialization of walk_data.
1077 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
1078 Adjust initialization of walk_data.
1079 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
1080 * tree-ssa-loop-phiopt.c (get_non_trapping):
1081 Adjust initialization of walk_data.
1082 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
1083 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
1084 it's not a domwalk callback.
1085 (uncprop_initialize_block): Rename to...
1086 (dse_enter_block): ... this, call uncprop_into_successor_phis.
1087 (dse_finalize_block): Rename to...
1088 (dse_leave_block): ... this.
1089 (tree_ssa_uncprop): Simplify initialization of walk_data.
1090 * Makefile.in: Adjust dependencies.
1092 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
1094 * arm.md (casesi): Fix test for Thumb1.
1095 (thumb1_casesi_internal_pic): Likewise.
1096 (thumb1_casesi_dispatch): Likewise.
1098 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
1100 * config/arm/arm-cores.def: Added core cortex-m0.
1101 * config/arm/arm-tune.md: Regenerated.
1102 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
1104 2009-06-26 DJ Delorie <dj@redhat.com>
1106 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
1108 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
1109 the scheduler doesn't tag jump insns.
1111 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
1113 * c-decl.c (merge_decls): Re-indent.
1115 2009-06-26 Janis Johnson <janis187@us.ibm.com>
1118 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
1119 Special-case decimal float constants.
1121 2009-06-26 Richard Henderson <rth@redhat.com>
1123 * function.h (struct function): Add cannot_be_copied_reason,
1124 and cannot_be_copied_set.
1125 * tree-inline.c (has_label_address_in_static_1): Rename from
1126 inline_forbidden_p_2; don't set inline_forbidden_reason here.
1127 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
1128 don't set inline_forbidden_reason.
1129 (copy_forbidden): New function, split out of inline_forbidden_p.
1130 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
1131 (inline_forbidden_p): Use copy_forbidden.
1132 (tree_versionable_function_p): Likewise.
1133 (inlinable_function_p): Merge into tree_inlinable_function_p.
1134 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
1135 * ipa-cp.c (ipcp_versionable_function_p): New function.
1136 (ipcp_cloning_candidate_p): Use it.
1137 (ipcp_node_modifiable_p): Likewise.
1139 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
1141 * builtins.c (expand_builtin_alloca): Handle builtin alloca
1142 that is marked not to be inlined. Remove flag_mudflap use.
1143 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
1144 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
1146 2009-06-26 Steve Ellcey <sje@cup.hp.com>
1149 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
1150 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
1152 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
1154 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
1156 (__mingwthr_remove_key_dtor): Likewise.
1158 2009-06-26 Richard Guenther <rguenther@suse.de>
1160 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
1162 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
1165 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
1166 try the non-cond_exec path also.
1168 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1171 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
1172 (output_cbranch): Use new functions.
1173 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
1176 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1177 Pat Haugen <pthaugen@us.ibm.com>
1178 Revital Eres <ERES@il.ibm.com>
1180 * config/rs6000/rs6000.c (print_operand): Correct lossage message
1181 for %c error. Add %x support to print VSX registers as a unified
1182 register set, instead of separate float and altivec registers.
1183 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
1184 %y case, and add support for VSX pre-modify addresses.
1185 (output_toc): Add assert for CONST containing an integer constant
1187 (rs6000_adjust_cost): Add POWER7 support.
1188 (insn_must_be_first_in_group): Ditto.
1189 (insn_must_be_last_in_group): Ditto.
1190 (rs6000_emit_popcount): Ditto.
1191 (rs6000_vector_mode_supported_p): Ditto.
1193 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
1194 Change some of the functions called by macros to being called
1195 through a pointer, so debug functions can be inserted if
1196 -mdebug=addr or -mdebug=cost.
1197 (rs6000_preferred_reload_class_ptr): Ditto.
1198 (rs6000_secondary_reload_class_ptr): Ditto.
1199 (rs6000_secondary_memory_needed_ptr): Ditto.
1200 (rs6000_cannot_change_mode_class_ptr): Ditto.
1201 (rs6000_secondary_reload_inner): Ditto.
1202 (rs6000_legitimize_reload_address): Ditto.
1203 (rs6000_legitimize_reload_address_ptr): Ditto.
1204 (rs6000_mode_dependent_address): Ditto.
1205 (rs6000_mode_dependent_address_ptr): Ditto.
1207 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
1208 function to return true if the mode allows reg + integer
1210 (virtual_stack_registers_memory_p): New function to return true if
1211 the address refers to a virtual stack register.
1212 (rs6000_legitimate_offset_address_p): Move code to say whether a
1213 mode supports reg+int addressing to reg_offset_addressing_ok_p and
1215 (rs6000_legitimate_address_p): Add checks for modes that only can
1216 do reg+reg addressing. Start adding VSX support.
1217 (rs6000_legitimize_reload_address): Ditto.
1218 (rs6000_legitimize_address): Ditto.
1219 (rs6000_debug_legitimate_address_p): New debug functions for
1220 -mdebug=addr and -mdebug=cost.
1221 (rs6000_debug_rtx_costs): Ditto.
1222 (rs6000_debug_address_costs): Ditto.
1223 (rs6000_debug_adjust_cost): Ditto.
1224 (rs6000_debug_legitimize_address): Ditto.
1225 (rs6000_legitimize_reload_address_ptr): Point to call normal
1226 function or debug function. Make functions called via pointer
1228 (rs6000_mode_dependent_address_ptr): Ditto.
1229 (rs6000_secondary_reload_class_ptr): Ditto.
1230 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
1231 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
1232 into a friendlier error.
1233 (rs6000_init_builtins): Add initial VSX support.
1234 (rs6000_adjust_cost): Fix some spacing issues.
1236 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
1237 (REG_CLASS_NAMES): Ditto.
1238 (REG_CLASS_CONTENTS): Ditto.
1239 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
1240 pointer, to add -mdebug=addr support.
1241 (CANNOT_CHANGE_MODE_CLASS): Ditto.
1242 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
1243 -mdebug=addr support.
1244 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
1245 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
1246 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
1248 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
1250 (bswapsi*): Set attribute types for load/store. Add combiner
1251 patterns to eliminate zero extend on 64-bit.
1252 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
1253 stdbrx if the hardware supports those instructions.
1255 2009-06-25 Ian Lance Taylor <iant@google.com>
1257 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
1258 (Link Options): Document -static-libstdc++.
1260 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1263 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
1264 DATA_ALIGNMENT instead.
1266 2009-06-25 Richard Guenther <rguenther@suse.de>
1268 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
1269 indirect references against the callused/escaped solutions.
1270 (call_may_clobber_ref_p_1): Likewise.
1272 2009-06-25 Martin Jambor <mjambor@suse.cz>
1274 PR tree-optimization/40493
1275 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
1276 (enum unscalarized_data_handling): New type.
1277 (handle_unscalarized_data_in_subtree): Return what has been done.
1278 (load_assign_lhs_subreplacements): Handle left flushes differently.
1279 (sra_modify_assign): Use unscalarized_data_handling, simplified
1280 condition determining whether to remove the statement.
1282 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
1284 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
1285 excerpt - @ should be doubled for texinfo.
1287 2009-06-24 Ian Lance Taylor <iant@google.com>
1289 * config/arc/arc.c: Include "df.h".
1290 (arc_attribute_table): Make static. Move higher in file.
1291 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
1292 (output_shift): Initialize n later to avoid warning.
1293 * config/arm/arm.c (arm_attribute_table): Make static. Move
1295 * config/avr/avr.c (avr_attribute_table): Make static. Move
1297 (reg_class_tab): Change array type from int to enum reg_class.
1298 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
1300 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
1301 (lshrhi3_out): Likewise.
1302 (class_likely_spilled_p): Change return type to bool.
1303 (avr_rtx_costs): Use local code variable with enum type.
1304 * config/avr/avr.md (movmemhi): Use add_reg_note.
1305 (andhi3, andsi3): Don't use AS2 with "and".
1306 (iorhi3, iorsi3): Don't use AS2 with "or".
1307 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
1308 * config/crx/crx.c: Include "df.h".
1309 (crx_attribute_table): Make static.
1310 * config/m32r/m32r.c: Include "df.h".
1311 (m32r_attribute_table): Make static. Move higher in file.
1312 (pop): Use add_reg_note.
1313 (block_move_call): Change 0 to LCT_NORMAL in function call.
1314 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
1315 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
1316 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
1317 declare, not just when TREE_CODE is defined.
1318 * config/m68hc11/m68hc11.c: Include "expr.h".
1319 (m68hc11_attribute_table): Make static. Move higher in file.
1320 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
1322 (m68hc11_register_indirect_p): Likewise.
1323 (m68hc11_function_arg_padding): Change return type to enum
1325 (emit_move_after_reload): Use add_reg_note.
1326 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
1327 (m68hc11_split_logical): Likewise.
1328 (m68hc11_rtx_costs): Add local code_and outer_code variables with
1330 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
1331 to VOIDmode in function call.
1332 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
1334 (m68hc11_split_logical): Update declaration.
1335 (m68hc11_function_arg_padding): Update declaration.
1336 * config/mcore/mcore.c (regno_reg_class): Change form array of int
1337 to array of enum reg_class.
1338 (mcore_attribute_table): Make static. Move higher in file.
1339 (mcore_rtx_costs): Add cast to enum type.
1340 * config/mcore/mcore.h (regno_reg_class): Update declaration.
1341 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
1342 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
1344 * config/sh/predicates.md (trapping_target_operand): Rename and to
1346 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
1348 * config/spu/spu.c (spu_attribute_table): Make static. Move
1350 * config/v850/v850.c (v850_attribute_table): Make static. Move
1352 (v850_rtx_costs): Use local code with enum type.
1353 (expand_epilogue): Add cast.
1354 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
1356 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
1359 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
1360 -m2a-single-only and -m2a-nofpu.
1361 * config/sh/sh.opt: Document m2a generates FPU code.
1363 2009-06-24 Anatoly Sokolov <aesok@post.ru>
1365 * defaults.h (CAN_ELIMINATE): Provide default.
1366 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
1367 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
1368 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
1369 * config/spu/spu.h (CAN_ELIMINATE): Delete.
1370 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
1371 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
1372 * config/cris/cris.h (CAN_ELIMINATE): Delete.
1373 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
1374 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
1375 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
1377 2009-06-24 DJ Delorie <dj@redhat.com>
1379 * mep-ext-cop.cpu: Fix copyright notice.
1380 * mep-default: Fix copyright notice.
1381 * mep-core: Fix copyright notice.
1382 * mep: Fix copyright notice.
1383 * mep-ivc2: Fix copyright notice.
1384 * mep-c5: Fix copyright notice.
1386 2009-06-24 Denis Chertykov <chertykov@gmail.com>
1388 * doc/contrib.texi (Contributors):
1390 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
1393 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
1394 src and dst operands if necessary.
1396 2009-06-23 DJ Delorie <dj@redhat.com>
1399 * config.gcc: Add mep support.
1400 * recog.c: Resurrect validate_replace_rtx_subexp().
1401 * recog.h: Likewise.
1402 * config/mep/: Add new port:
1403 * config/mep/constraints.md: New file.
1404 * config/mep/default.h: New file.
1405 * config/mep/intrinsics.h: New file.
1406 * config/mep/intrinsics.md: New file.
1407 * config/mep/ivc2-template.h: New file.
1408 * config/mep/mep-c5.cpu: New file.
1409 * config/mep/mep-core.cpu: New file.
1410 * config/mep/mep-default.cpu: New file.
1411 * config/mep/mep-ext-cop.cpu: New file.
1412 * config/mep/mep-intrin.h: New file.
1413 * config/mep/mep-ivc2.cpu: New file.
1414 * config/mep/mep-lib1.asm: New file.
1415 * config/mep/mep-lib2.c: New file.
1416 * config/mep/mep-pragma.c: New file.
1417 * config/mep/mep-protos.h: New file.
1418 * config/mep/mep-tramp.c: New file.
1419 * config/mep/mep.c: New file.
1420 * config/mep/mep.cpu: New file.
1421 * config/mep/mep.h: New file.
1422 * config/mep/mep.md: New file.
1423 * config/mep/mep.opt: New file.
1424 * config/mep/predicates.md: New file.
1425 * config/mep/t-mep: New file.
1427 2009-06-23 Ian Lance Taylor <iant@google.com>
1429 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
1430 from loose_warn into c_loose_warn and from strict_warn into
1431 c_strict_warn. Set and substitute warn_cxxflags. Check for
1432 --enable-build-with-cxx. Set and substitute
1433 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
1434 * Makefile.in (CXXFLAGS): New variable.
1435 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
1436 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
1437 the default is the same as $(STRICT_WARN).
1438 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
1439 (CXX): New variable.
1440 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
1441 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
1442 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
1443 (HOST_LIBS): New variable.
1444 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
1445 (ALL_CXXFLAGS): New variable.
1446 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
1447 * doc/install.texi (Configuration): Document
1448 --enable-build-with-cxx, --with-stage1-ldflags,
1449 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
1450 * configure: Rebuild.
1452 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1454 * config/arm/arm.c (arm_override_options): Fix braces and formatting
1455 from previous commit.
1457 2009-06-23 Ian Lance Taylor <iant@google.com>
1459 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
1461 2009-06-23 Ian Lance Taylor <iant@google.com>
1463 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
1464 with ATTRIBUTE_UNUSED.
1466 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1467 Pat Haugen <pthaugen@us.ibm.com>
1468 Revital Eres <eres@il.ibm.com>
1470 * config.in (HAVE_AS_POPCNTD): Add default definition.
1471 (HAVE_AS_LWSYNC): Ditto.
1473 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
1475 (gcc_cv_as_powerpc_cmpb): Ditto.
1476 (gcc_cv_as_powerpc_dfp): Ditto.
1477 (gcc_cv_as_powerpc_vsx): Ditto.
1478 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
1479 supporting the popcntd/lwsync instructions.
1480 (gcc_cv_as_powerpc_lwsync): Ditto.
1481 * configure: Regenerate.
1483 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
1484 -mcpu=native and -mcpu=power7.
1485 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
1487 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
1488 a variable instead of a mask to reduce the number of mask bits.
1489 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
1490 (-mbit-word): Ditto.
1491 (-mregnames): Ditto.
1492 * config/rs6000/rs6000.opt (-mupdate): Ditto.
1493 (-mfused-madd): Ditto.
1495 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
1497 (-mvsx): New switch for VSX instructions.
1498 (-misel): Move from a variable to a mask to allow it to be set by
1501 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
1502 function declaration to an array declaration.
1503 (rs6000_hard_regno_nregs): New external array declaration.
1505 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
1506 files included by rs6000.md.
1508 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
1509 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
1511 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
1513 (rs6000_debug_reg): New -mdebug= variables.
1514 (rs6000_debug_addr): Ditto.
1515 (rs6000_debug_cost): Ditto.
1516 (rs6000_pmode): New variable to hold Pmode.
1517 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
1518 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
1519 calculated at compiler start.
1520 (rs6000_hard_regno_nregs): Change function to an array which holds
1521 HARD_REGNO_NREGS calculated at compiler start.
1522 (rs6000_explicit_options): Delete isel field.
1523 (rs6000_vector_unit): New array to hold which vector unit
1524 supports arithmetic options for a given type.
1525 (rs6000_vector_mem): New array to hold which vector unit supports
1526 memory reference operations for a given type.
1527 (rs6000_vector_align): New array to given the alignment of each
1529 (power7_cost): New basic costs for power7.
1530 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
1531 (rs6000_hard_regno_nregs_internal): New function, moved from
1532 HARD_REGNO_NREGS, to calculate the number of registers each hard
1533 register takes for each type.
1534 (rs6000_debug_reg_print): New function for -mdebug=reg support.
1535 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
1536 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
1537 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
1538 unit information here so it is calculated once at compiler startup
1540 (rs6000_override_options): Make -misel a target mask. Add more
1541 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
1542 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
1544 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
1545 (rs6000_handle_option): Move -misel from variable to target mask.
1546 (rs6000_builtin_mask_for_load): Add VSX support.
1547 (rs6000_conditional_register_usage): Ditto.
1548 (USE_ALTIVEC_FOR_ARG_P): Ditto.
1549 (function_arg_boundary): Ditto.
1550 (rs6000_expand_builtin): Ditto.
1551 (def_builtin): Make abort message a little friendlier.
1552 (rs6000_emit_int_cmove): Add support for 64-bit isel.
1554 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
1555 assembler support the popcntd instruction instead of a vsx
1556 instruction to enable power7 support.
1557 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
1558 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
1559 option to the assembler if -mcpu=native.
1560 (ASM_CPU_NATIVE_SPEC): Ditto.
1561 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
1563 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
1564 the lwsync instruction.
1565 (enum processor_type): Add PROCESSOR_POWER7.
1566 (rs6000_debug_reg): New -mdebug= options.
1567 (rs6000_debug_addr): Ditto.
1568 (rs6000_debug_cost): Ditto.
1569 (rs6000_isel): Delete.
1570 (enum rs6000_vector): New enum to say what vector unit we have.
1571 (VECTOR_UNIT_*): New macros to say which vector unit has
1572 arithmetic operations for a given type.
1573 (VECTOR_MEM_*): New macros to say which vector unit has memory
1574 operations for a given type.
1575 (TARGET_LDBRX): Whether the machine supports the ldbrx
1577 (TARGET_ISEL): Delete, -misel moved to be a mask.
1578 (TARGET_ISEL64): New macro for 64-bit isel support.
1579 (UNITS_PER_VSX_WORD): New macro.
1580 (POINTER_SIZE): Move to be an external variable, rather than
1581 calculating whether we are generating 32 ot 64-bit code.
1583 (STACK_BOUNDARY): Add VSX support.
1584 (LOCAL_ALIGNMENT): Ditto.
1585 (SLOW_UNALIGNED_ACCESS): Ditto.
1586 (VSX_REGNO_P): New macro for VSX support.
1587 (VFLOAT_REGNO_P): Ditto.
1588 (VINT_REGNO_P): Ditto.
1589 (VLOGICAL_REGNO_P): Ditto.
1590 (VSX_VECTOR_MODE): Ditto.
1591 (VSX_SCALAR_MODE): Ditto.
1593 (VSX_MOVE_MODE): Ditto.
1594 (VSX_REG_CLASS_P): Ditto.
1595 (HARD_REGNO_NREGS): Instead of calling a function, use an array
1597 (UNITS_PER_SIMD_WORD): Add VSX support.
1598 (MODES_TIEABLE_P): Ditto.
1599 (STARTING_FRAME_OFFSET): Ditto.
1600 (STACK_DYNAMIC_OFFSET): Ditto.
1601 (EPILOGUE_USES): Ditto.
1602 (REGNO_REG_CLASS): Move to array lookup.
1603 (CLASS_MAX_NREGS): Ditto.
1604 (rs6000_vector_reg_class): Add declaration.
1605 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
1606 overlap with the floating point and Altivec registers.
1608 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
1610 * config/rs6000/driver-rs6000.c (asm_names): New static array to
1611 give the appropriate asm switches if -mcpu=native.
1612 (host_detect_local_cpu): Add support for "asm".
1613 (host_detect_local_cpu): Follow GNU code guidelines for name.
1615 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
1616 -mbit-word to a variable instead of being a target mask.
1618 * config/rs6000/sync.md (lwsync): If the assembler supports it,
1619 emit the lwsync instruction instead of emitting the instruction as
1620 an integer constant.
1622 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
1623 fixuns_trundfsi2, move expander into rs6000.md.
1625 * config/rs6000/rs6000.md (cpu): Add power7.
1626 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
1627 (logical predicate patterns): Change the single instruction
1628 primitives that set CR0 to be fast_compare instead of compare.
1630 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
1631 (popcntddi2): Ditto.
1632 (popcount<mode>): Ditto.
1633 (floating multiply/add insns): Name the floating point
1635 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
1636 (isel_unsigned_<mode>): Ditto.
1637 (fixuns_trundfsi2): Move expander here from spe.md.
1638 (smindi3): Define if we have -misel on 64-bit systems.
1643 2009-06-23 Anatoly Sokolov <aesok@post.ru>
1645 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
1647 * config/avr/avr.c (avr_current_device): New variable.
1648 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
1649 (avr_arch, mcu_type_s): Move to avr.h.
1650 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
1651 default_data_section_start fields.
1652 (avr_arch): Moved from avr.c.
1653 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
1654 library_name fields.
1655 (avr_current_device, avr_mcu_types, avr_arch_types,
1656 avr_device_to_arch, avr_device_to_data_start,
1657 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
1658 (EXTRA_SPEC_FUNCTIONS): Define.
1659 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
1660 options mapping. Use device_to_arch and device_to_data_start insted.
1661 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
1662 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
1663 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
1664 * config/avr/driver-avr.c: New file.
1665 * config/avr/avr-devices.c: New file.
1667 2009-06-23 Jakub Jelinek <jakub@redhat.com>
1669 * var-tracking.c (unshare_variable): Force initialized to
1670 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
1671 (set_variable_part): Likewise.
1672 (struct variable_union_info): Remove pos_src field.
1673 (vui_vec, vui_allocated): New variables.
1674 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
1675 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
1676 == 1 use a simpler sorting algorithm. Compute pos field right
1677 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
1678 Avoid quadratic comparison if !flag_var_tracking_uninit.
1679 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
1680 unshare_variable unconditionally.
1681 (dataflow_set_different_2): Removed.
1682 (dataflow_set_different): Don't traverse second hash table.
1683 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
1684 unconditionally to var_reg_set or var_mem_set.
1685 (emit_notes_in_bb): Likewise.
1686 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
1688 (emit_note_insn_var_location): Don't set initialized to
1689 VAR_INIT_STATUS_INITIALIZED early.
1690 (vt_finalize): Free vui_vec if needed, clear vui_vec and
1692 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
1694 * tree-object-size.c (addr_object_size): Instead of checking
1695 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
1696 are no FIELD_DECLs following it.
1698 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
1700 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
1701 order to match bswaps with signed source operands.
1703 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1705 * sdbout.c (sdbout_one_type): Fix braces in switch.
1707 2009-06-23 Richard Guenther <rguenther@suse.de>
1709 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
1711 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
1712 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
1713 var_callused, callused_tree, var_storedanything, storedanything_tree,
1714 var_integer, integer_tree): Remove global variables.
1715 (new_var_info): Do not pass new id, append the new var to the
1716 global variable vector.
1717 (do_ds_constraint): Use is_global_var member of the variable-info.
1718 (new_scalar_tmp_constraint_exp): Adjust.
1719 (create_function_info_for): Likewise.
1720 (create_variable_info_for): Likewise.
1721 (find_what_var_points_to): Remove dead code.
1722 (init_base_vars): Simplify.
1723 (compute_points_to_sets): Adjust.
1725 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
1727 * combine.c (try_combine): Dump information about the insns we're
1730 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
1732 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
1733 check when calling force_to_mode on TRUNCATE's operand.
1735 2009-06-22 Ian Lance Taylor <iant@google.com>
1737 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
1739 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
1741 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
1743 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1745 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
1746 override library linkage flags such as -static-libgcc or
1749 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1751 * config/m68k/m68k-devices.def: Add line for MCF5221x.
1753 2009-06-22 Ian Lance Taylor <iant@google.com>
1755 * config/linux.opt: Put mglibc ahead of muclibc.
1757 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
1758 for duplicate decls.
1760 2009-06-22 Matthias Klose <doko@ubuntu.com>
1762 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
1764 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
1767 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
1768 instead of NULL if a parser error occurs.
1770 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1772 * dwarf2out.c (dwarf2_debug_hooks): Initialize
1773 non-DWARF2_DEBUGGING_INFO version.
1775 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
1777 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
1778 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
1780 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
1781 (LIBGCC2_TF_CEXT): Define.
1784 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1787 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
1789 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1791 * config/arm/arm.c (arm_override_options): Disable
1792 -mcaller-super-interworking and -mcallee-super-interworking.
1793 * doc/invoke.texi (ARM Options): Document this.
1795 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
1797 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
1798 * config/arm/constraints.md (j): New constraint for movw operands.
1799 (N): Remove thumb2 meaning.
1800 * config/arm/arm.md (*arm_movw): Delete.
1801 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
1802 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
1803 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
1805 2009-06-22 Martin Jambor <mjambor@suse.cz>
1807 PR tree-optimization/40492
1808 * tree-sra.c (sra_modify_assign): Pass zero offsets to
1809 build_ref_for_offset.
1811 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
1813 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
1814 JUMP_TABLE_DATA_P predicates where applicable.
1815 * auto-inc-dec.c: Ditto.
1816 * builtins.c: Ditto.
1817 * caller-save.c: Ditto.
1819 * cfgcleanup.c: Ditto.
1820 * cfglayout.c: Ditto.
1823 * combine-stack-adj.c: Ditto.
1829 * dwarf2asm.c: Ditto.
1830 * dwarf2out.c: Ditto.
1831 * emit-rtl.c: Ditto.
1837 * function.c: Ditto.
1840 * genpreds.c: Ditto.
1841 * genrecog.c: Ditto.
1843 * ira-costs.c: Ditto.
1844 * ira-lives.c: Ditto.
1847 * lower-subreg.c: Ditto.
1848 * modulo-sched.c: Ditto.
1850 * postreload.c: Ditto.
1851 * print-rtl.c: Ditto.
1860 * sched-vis.c: Ditto.
1862 * sel-sched-ir.c: Ditto.
1863 * simplify-rtx.c: Ditto.
1864 * targhooks.c: Ditto.
1865 * var-tracking.c: Ditto.
1866 * vmsdbgout.c: Ditto.
1868 2009-06-22 Matthias Klose <doko@ubuntu.com>
1870 * Makefile.in (install-plugin): Always use DESTDIR.
1872 2009-06-22 Olivier Hainque <hainque@adacore.com>
1874 * config/pa/pa.c (output_call): Don't optimize post call jumps
1875 into return address adjustments if the call may throw.
1877 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
1879 * arm.c (thumb1_output_casesi): New function.
1880 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
1881 optimizing for size or PIC.
1882 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
1883 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
1884 (casesi): Handle Thumb-1 when optimizing for size or PIC.
1885 (thumb1_casesi_internal_pic): New expand rule.
1886 (thumb1_casesi_dispatch): New pattern.
1887 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
1889 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
1890 in the text seciton when PIC or optimizing for size.
1891 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
1892 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
1893 preservation properties of code.
1894 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
1895 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
1896 (__gnu_thumb1_case_si): New function.
1897 * t-arm (LIB1ASMSRC): Define here.
1898 (LIB1ASMFUNCS): Add some common functions.
1899 * t-arm-elf (LIB1ASMSRC): Delete.
1900 (LIB1ASMFUNCS): Append to existing set.
1901 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1902 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1903 * t-symbian (LIB1ASMFUNCS): Likewise.
1904 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1905 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1907 2009-06-21 Richard Guenther <rguenther@suse.de>
1909 PR tree-optimization/38729
1910 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
1911 to loops with a single exit if -fno-expensive-optimizations.
1913 2009-06-21 Jakub Jelinek <jakub@redhat.com>
1915 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
1916 (dataflow_set): Change vars type from htab_t to shared_hash.
1917 (shared_hash_pool, empty_shared_hash): New variables.
1918 (vars_clear): Removed.
1919 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
1920 shared_hash_find_slot_unshare, shared_hash_find_slot,
1921 shared_hash_find_slot_noinsert, shared_hash_find): New
1923 (shared_hash_unshare, shared_hash_destroy): New functions.
1924 (unshare_variable): Unshare set->vars if shared, use
1926 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
1927 (get_init_value, find_src_set_src, dump_dataflow_set,
1928 clobber_variable_part, emit_notes_for_differences): Use
1930 (dataflow_set_init): Remove second argument, set vars to
1931 empty_shared_hash instead of creating a new htab.
1932 (dataflow_set_clear): Call shared_hash_destroy and set vars
1933 to empty_shared_hash instead of calling vars_clear.
1934 (dataflow_set_copy): Don't call vars_copy, instead just share
1935 the src htab with dst.
1936 (variable_union): Use shared_hash_*, use initially NO_INSERT
1937 lookup if set->vars is shared. Don't keep slot cleared before
1938 calling unshare_variable. Unshare set->vars if needed.
1939 Even ->refcount == 1 vars must be unshared if set->vars is shared
1940 and var needs to be modified.
1941 (variable_canonicalize): New function.
1942 (dataflow_set_union): If dst->vars is empty, just share src->vars
1943 with dst->vars and traverse with variable_canonicalize to canonicalize
1944 and unshare what is needed.
1945 (dataflow_set_different): If old_set and new_set use the same shared
1946 htab, they aren't different. If number of htab elements is different,
1947 htabs are different. Use shared_hash_*.
1948 (dataflow_set_destroy): Call shared_hash_destroy instead of
1950 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
1951 second argument to dataflow_set_init.
1952 (vt_initialize): Likewise. Initialize shared_hash_pool and
1953 empty_shared_hash, move bb in/out initialization afterwards.
1954 Use variable_htab_free instead of NULL as changed_variables del hook.
1955 (variable_was_changed): Change type of second argument to pointer to
1956 dataflow_set. When inserting var into changed_variables, bump
1957 refcount. Unshare set->vars if set is shared htab and slot needs to
1959 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
1960 lookup if set->vars is shared. Unshare set->vars if needed.
1961 Even ->refcount == 1 vars must be unshared if set->vars is shared
1962 and var needs to be modified. Adjust variable_was_changed caller.
1963 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
1964 vars must be unshared if set->vars is shared and var needs to be
1965 modified. Adjust variable_was_changed caller.
1966 (emit_note_insn_var_location): Don't pool_free var.
1967 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
1969 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
1970 free_alloc_pool on shared_hash_pool.
1972 2009-06-20 Anthony Green <green@moxielogic.com>
1974 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
1975 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
1977 2009-06-20 Richard Guenther <rguenther@suse.de>
1979 * tree-ssa-structalias.c (find_func_aliases): For memset use
1980 a constraint from NULL if we memset to zero.
1981 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
1982 we explicitly handle that do not read from memory.
1983 (call_may_clobber_ref_p_1): Properly handle builtins that may
1986 2009-06-20 Richard Guenther <rguenther@suse.de>
1988 PR tree-optimization/40495
1989 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
1990 (new_scalar_tmp_constraint_exp): New function.
1991 (process_constraint): Do not create temporary decls.
1992 (process_all_all_constraints): Likewise.
1993 (handle_const_call): Likewise.
1994 (create_function_info_for): Do not set decl.
1996 2009-06-19 Ian Lance Taylor <iant@google.com>
1998 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
1999 (rs6000_attribute_table): Make static; move before use.
2001 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
2003 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
2004 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
2005 Propagate the TREE_READONLY flag without overwriting it.
2006 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
2007 Propagate the TREE_READONLY flag onto the result.
2008 (process_call_operands): Move around. Use correct constant value.
2010 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2013 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
2014 * config/arm/arm.md: Likewise.
2016 2009-06-19 Ian Lance Taylor <iant@google.com>
2018 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
2019 to GIMPLE_ERROR_MARK.
2021 * c-typeck.c (build_conditional_expr): Add op1_original_type and
2022 op2_original_type parameters. Warn about using different enum types.
2023 * c-parser.c (c_parser_conditional_expression): Pass original
2024 types to build_conditional_expr.
2025 * c-tree.h (build_conditional_expr): Update declaration.
2027 2009-06-19 Ian Lance Taylor <iant@google.com>
2029 * config/i386/i386.c (ix86_function_specific_save): Test that
2030 fields match values, rather than testing the values are in a
2033 2009-06-19 Richard Guenther <rguenther@suse.de>
2035 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
2037 (ptr_derefs_may_alias_p): Likewise.
2038 (ptr_deref_may_alias_ref_p_1): New function.
2039 (ptr_deref_may_alias_ref_p): Likewise.
2040 (ref_maybe_used_by_call_p_1): Handle builtins that are not
2041 covered by looking at the ESCAPED solution.
2042 (call_may_clobber_ref_p_1): Likewise.
2043 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
2044 Handle NULL_TREE offset. Do not produce redundant constraints.
2045 (process_all_all_constraints): New helper function.
2046 (do_structure_copy): Use it.
2047 (handle_lhs_call): Likewise.
2048 (find_func_aliases): Handle some builtins with pointer arguments
2049 and/or return values explicitly.
2051 2009-06-19 Ian Lance Taylor <iant@google.com>
2053 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
2055 2009-06-19 Ian Lance Taylor <iant@google.com>
2057 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
2059 2009-06-19 Ian Lance Taylor <iant@google.com>
2061 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
2062 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
2065 * c-decl.c (finish_decl): If -Wc++-compat, warn about
2066 uninitialized const.
2068 2009-06-19 Ian Lance Taylor <iant@google.com>
2070 * dse.c (struct store_info): Rename bitmap field to bmap. Change
2073 * c-decl.c (in_struct, struct_types): Remove.
2074 (struct c_binding): Add in_struct field.
2075 (c_binding_ptr): Define type, along with VEC.
2076 (struct c_struct_parse_info): Define.
2077 (struct_parse_info): New static variable.
2078 (bind): Initialize in_struct field.
2079 (start_struct): Remove enclosing_in_struct and
2080 enclosing_struct_types parameters. Add
2081 enclosing_struct_parse_info parameter. Change all callers. Set
2082 struct_parse_info rather than in_struct and struct_types.
2083 (grokfield): If -Wc++-compat and there is a symbol binding for the
2084 field name, set the in_struct flag and push it on the
2085 struct_parse_info->fields vector.
2086 (warn_cxx_compat_finish_struct): New static function.
2087 (finish_struct): Remove enclosing_in_struct and
2088 enclosing_struct_types parameters. Add
2089 enclosing_struct_parse_info parameter. Change all callers. Don't
2090 set C_TYPE_DEFINED_IN_STRUCT here. Call
2091 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
2092 parameter. Only push on struct_types if warn_cxx_compat.
2093 (finish_enum): Only push on struct_types if warn_cxx_compat.
2094 (declspecs_add_type): Add loc parameter. Change all callers.
2095 Change all error calls to error_at. Pass loc, not input_location,
2096 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
2097 defined in a struct. If -Wc++-compat and parsing a struct, record
2098 that a typedef name was used.
2099 * c-parser.c (c_parser_declspecs): Get location to pass to
2101 (c_parser_struct_or_union_specifier): Update calls to start_struct
2103 * c-tree.h (struct c_struct_parse_info): Declare.
2104 (finish_struct, start_struct): Update declarations.
2105 (declspecs_add_type): Update declaration.
2107 2009-06-19 Ian Lance Taylor <iant@google.com>
2109 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
2110 variable with an anonymous type.
2112 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2114 * see.c: Remove for real.
2116 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2118 * optabs.h (enum optab_index): Add new OTI_significand.
2119 (significand_optab): Define corresponding macro.
2120 * optabs.c (init_optabs): Initialize significand_optab.
2121 * genopinit.c (optabs): Implement significand_optab using
2122 significand?f2 patterns.
2123 * builtins.c (expand_builtin_mathfn): Handle
2124 BUILT_IN_SIGNIFICAND{,F,L}.
2125 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
2126 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
2128 * config/i386/i386.md (significandxf2, significand<mode>2): New
2129 expanders to implement significandf, significand and significandl
2130 built-ins as inline x87 intrinsics.
2132 2009-06-18 Anatoly Sokolov <aesok@post.ru>
2134 * config/avr/avr.c (avr_override_options): Remove setting value of
2135 PARAM_INLINE_CALL_COST.
2137 2009-06-18 Richard Henderson <rth@redhat.com>
2140 * tree-pass.h (TDF_ASMNAME): New.
2141 * tree-dump.c (dump_options): Add asmname.
2142 * doc/invoke.texi: Document it.
2144 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
2145 (dump_decl_name): ...here.
2146 (dump_function_name): New flags arg; mind TDF_ASMNAME.
2147 (dump_generic_node): Update dump_function_name calls.
2148 (print_call_name): New flags arg; update all dump calls.
2149 * diagnostic.h (print_call_name): Update.
2150 * gimple-pretty-print.c (dump_gimple_call): Update.
2152 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
2155 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
2157 2009-06-18 Diego Novillo <dnovillo@google.com>
2159 * doc/plugins.texi: Document plugin_is_GPL_compatible.
2160 * plugin.c (str_license): Declare.
2161 (try_init_one_plugin): Assert that the symbol
2162 'plugin_is_GPL_compatible' exists.
2164 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
2167 * Makefile.in (OBJS-common): Remove see.o.
2169 * common.opt (fsee): Mark as preserved for backward compatibility.
2170 * opts.c (common_handle_option): Add OPT_fsee to the backward
2171 compatibility section.
2172 * passes.c (init_optimization_passes, pass_see): Remove pass.
2173 * timevar.def (TV_SEE): Remove.
2174 * tree-pass.h (pass_see): Remove declaration.
2175 * doc/invoke.texi (-fsee): Remove documentation.
2177 2009-06-18 Martin Jambor <mjambor@suse.cz>
2179 * tree-sra.c: Include statistics.h
2180 (sra_stats): New variable.
2181 (sra_initialize): Clear sra_stats.
2182 (create_access_replacement): Increment sra_stats.replacements.
2183 (get_access_replacement): Do not return twice.
2184 (analyze_all_variable_accesses): Increment statistics counter by the
2185 number of scalarized aggregates.
2186 (generate_subtree_copies): Increment sra_stats.subtree_copies.
2187 (sra_modify_expr): Increment sra_stats.exprs.
2188 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
2189 (sra_modify_assign): Increment sra_stats.exprs,
2190 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
2191 (perform_intra_sra): Update statistics counters.
2192 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
2194 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2196 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
2197 (arm_scalar_mode_supported_p): New function.
2199 2009-06-18 Paul Brook <paul@codesourcery.com>
2200 Sandra Loosemore <sandra@codesourcery.com>
2202 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
2203 (__extendhfsf2, __truncsfhf2): Define.
2204 * config/arm/fp16.c: New file.
2205 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2206 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2208 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2210 * doc/extend.texi (Half-Precision): New section.
2211 * doc/invoke.texi (Option Summary): List -mfp16-format.
2212 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
2213 * config/arm/arm.opt (mfp16-format=): New.
2214 * config/arm/arm.c: Include intl.h.
2215 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
2216 (TARGET_INVALID_RETURN_TYPE): Redefine.
2217 (TARGET_PROMOTED_TYPE): Redefine.
2218 (TARGET_CONVERT_TO_TYPE): Redefine.
2219 (arm_fp16_format): Define.
2220 (all_fpus): Add entry for neon-fp16.
2221 (fp_model_for_fpu): Likewise.
2222 (struct fp16_format): Declare.
2223 (all_fp16_formats): Define.
2224 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
2226 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
2228 (arm_legitimate_index_p): Treat HFmode like HImode.
2229 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
2230 (coproc_secondary_reload_class): Special-case HFmode.
2231 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
2232 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
2233 (arm_init_fp16_builtins): New.
2234 (arm_init_builtins): Call it.
2235 (arm_invalid_parameter_type): New.
2236 (arm_invalid_return_type): New.
2237 (arm_promoted_type): New.
2238 (arm_convert_to_type).
2239 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
2241 (arm_emit_fp16_const): New function.
2242 (arm_mangle_type): Mangle __fp16 as "Dh".
2243 * config/arm/arm.h (TARGET_VFPD32): Make it know about
2245 (TARGET_NEON_FP16): New.
2246 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
2247 (enum fputype): Add FPUTYPE_NEON_FP16.
2248 (enum arm_fp16_format_type): Declare.
2249 (arm_fp16_format): Declare.
2250 (LARGEST_EXPONENT_IS_NORMAL): Define.
2251 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
2252 * config/arm/arm-modes.def (HFmode): Define.
2253 * config/arm/vfp.md: (*movhf_vfp): New.
2256 * config/arm/arm.md: (fpu): Add neon_fp16.
2257 (floatsihf2, floatdihf2): New.
2258 (fix_trunchfsi2, fix_trunchfdi2): New.
2262 (*arm32_movhf): New.
2263 (*thumb1_movhf): New.
2264 (consttable_2): Add check for HFmode constants.
2265 (consttable_4): Handle HFmode constants.
2267 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
2269 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
2271 2009-06-17 Olivier Hainque <hainque@adacore.com>
2273 * collect2.c (main): Use CONST_CAST2 to perform char ** to
2274 const char ** conversion in AIX specific section.
2276 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
2278 * config/i386/i386.c (ix86_special_builtin_type): Remove
2279 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
2280 (bdesc_special_args): Updated.
2281 (ix86_init_mmx_sse_builtins): Likewise.
2282 (ix86_expand_special_args_builtin): Likewise.
2284 2009-06-17 Richard Henderson <rth@redhat.com>
2286 * tree-pretty-print.c (maybe_dump_asm_name): New.
2287 (dump_decl_name): Use it.
2288 (PRINT_FUNCTION_NAME): Merge into...
2289 (dump_function_name): ... here. Use maybe_dump_asm_name.
2291 2009-06-17 Cary Coutant <ccoutant@google.com>
2293 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
2295 * debug.c (struct gcc_debug_hooks): Change placeholder for
2297 (debug_nothing_int_charstar_int): Replaced by...
2298 (debug_nothing_int_charstar_int_bool): ...this.
2299 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
2300 source_line prototype.
2301 (debug_nothing_int_charstar_int): Replaced by...
2302 (debug_nothing_int_charstar_int_bool): ...this.
2303 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
2304 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
2305 Output is_stmt operand when necessary.
2306 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
2307 (notice_source_line): Add is_stmt parameter.
2308 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
2309 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
2311 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
2312 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
2314 2009-06-17 Ian Lance Taylor <iant@google.com>
2316 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
2318 (struct store_by_pieces_d): Rename from store_by_pieces. Change
2321 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
2323 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
2324 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
2325 tree_strip_sign_nop_conversions and
2326 tree_ssa_strip_useless_type_conversions rather than stripping
2327 the operations here.
2328 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
2330 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
2331 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
2332 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
2333 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
2336 2009-06-17 Michael Eager <eager@eagercon.com>
2338 * config/rs6000/constraints.md (register_constraint "d"): New.
2339 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
2340 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
2341 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
2342 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
2343 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
2344 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
2345 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
2346 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
2347 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
2348 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
2350 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
2351 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
2352 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
2353 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
2354 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2355 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
2356 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
2357 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
2358 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
2359 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
2360 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
2361 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
2362 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
2363 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
2365 2009-06-16 Ian Lance Taylor <iant@google.com>
2367 * profile.c (total_num_never_executed): Don't define.
2368 (compute_branch_probabilities): Don't count or print
2370 (init_branch_prob): Don't set total_num_never_executed.
2371 (end_branch_prob): Don't print total_num_never_executed.
2373 2009-06-17 David Daney <ddaney@caviumnetworks.com>
2375 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
2377 2009-06-17 David Edelsohn <edelsohn@gnu.org>
2379 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
2380 (nabstd2_fpr): Same.
2382 2009-06-17 Steve Ellcey <sje@cup.hp.com>
2384 * expr.c (expand_assignment): Change complex type check.
2386 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
2388 * doc/plugins.texi (Building GCC plugins): Added new section.
2390 2009-06-17 Ian Lance Taylor <iant@google.com>
2392 * c-pch.c (get_ident): Don't set size of templ array.
2393 (pch_init): Don't set size of partial_pch array.
2395 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
2396 string constant to intialize an array whose size is the length of
2399 2009-06-17 Richard Guenther <rguenther@suse.de>
2401 PR tree-optimization/40389
2402 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
2403 to addressable types.
2404 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
2406 2009-06-17 Richard Guenther <rguenther@suse.de>
2409 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
2410 if there is no evolution of left in the loop bail out.
2411 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
2412 chrec_fold_multiply.
2414 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
2415 Janis Johnson <janis187@us.ibm.com>
2418 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
2419 for the symbol ref of a constant that is the source of a move
2420 - nor for any other not-obvious-label-ref constants.
2422 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
2424 * plugin.c (position_pass): Skip newly inserted pass during list
2425 traversal to avoid repeated insertion.
2427 2009-06-16 Ian Lance Taylor <iant@google.com>
2429 * vec.h (VEC_stack_alloc): Define different version if
2430 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
2431 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
2432 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
2433 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2435 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
2437 * config.gcc (extra_headers): Add ia32intrin.h for x86.
2439 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
2440 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
2441 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
2442 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
2443 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
2444 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
2445 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
2446 (bdesc_special_args): Add __builtin_ia32_rdtsc and
2447 __builtin_ia32_rdtscp.
2448 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
2449 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
2450 and __builtin_ia32_rorhi.
2451 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
2452 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
2453 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
2454 (ix86_expand_args_builtin): Likewise.
2455 (ix86_expand_special_args_builtin): Likewise.
2457 * config/i386/i386.md (UNSPECV_RDTSCP): New.
2458 (UNSPECV_RDTSC): Likewise.
2459 (UNSPECV_RDPMC): Likewise.
2460 (*bsr): Renamed to ...
2462 (*bsr_rex64): Renamed to ...
2466 (*rdpmc_rex64): Likewise.
2469 (*rdtsc_rex64): Likewise.
2471 (*rdtscp): Likewise.
2472 (*rdtscp_rex64): Likewise.
2474 * config/i386/ia32intrin.h: New.
2476 * config/i386/x86intrin.h: Include <ia32intrin.h>.
2478 2009-06-16 Ian Lance Taylor <iant@google.com>
2480 * ira-build.c (copy_info_to_removed_store_destinations):
2481 Initialize parent_a.
2483 2009-06-16 Ian Lance Taylor <iant@google.com>
2485 * c-decl.c (grokdeclarator): Change size_varies to bool.
2487 2009-06-16 Ian Lance Taylor <iant@google.com>
2489 * sel-sched.c: Make forward declarations of move_op_hooks and
2490 fur_hooks explicitly extern.
2492 2009-06-16 Ian Lance Taylor <iant@google.com>
2494 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
2495 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
2497 2009-06-16 Ian Lance Taylor <iant@google.com>
2499 * resource.c (mark_referenced_resources): Change
2500 include_delayed_effects parameter to bool. Change all callers.
2501 (mark_end_of_function_resources): Likewise.
2502 * reorg.c (insn_references_resource_p): Likewise.
2503 (insn_sets_resource_p): Likewise.
2504 * resource.h (mark_referenced_resources): Update declaration.
2505 (mark_end_of_function_resources): Update declaration.
2507 2009-06-16 David Edelsohn <edelsohn@gnu.org>
2509 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
2511 2009-06-16 David Edelsohn <edelsohn@gnu.org>
2513 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
2514 GCC can bootstrap on AIX with GNU Binutils 2.20.
2516 2009-06-16 Ian Lance Taylor <iant@google.com>
2518 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
2520 2009-06-16 Ian Lance Taylor <iant@google.com>
2522 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
2523 inline, not extern inline.
2524 (exact_log2): Likewise.
2525 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
2527 (exact_log2): Likewise, but don't test CTZ_HWI.
2529 2009-06-16 Ian Lance Taylor <iant@google.com>
2531 * bitmap.c (bitmap_clear): Don't declare as inline.
2532 * gimple.c (gimplify_assign): Likewise.
2533 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
2534 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
2535 (sched_scan_info): Remove duplicate definition.
2537 2009-06-16 Ian Lance Taylor <iant@google.com>
2539 * c-common.c (skip_evaluation): Don't define.
2540 (c_inhibit_evaluation_warnings): Define global variable.
2541 (overflow_warning): Check c_inhibit_evaluation_warnings rather
2542 than skip_evaluation.
2543 (convert_and_check, warn_for_div_by_zero): Likewise.
2544 * c-common.h (skip_evaluation): Don't declare.
2545 (c_inhibit_evaluation_warnings): Declare.
2546 * c-parser.c (c_parser_typeof_specifier): Set
2547 c_inhibit_evaluation_warnings rather than skip_evaluation.
2548 (c_parser_conditional_expression): Likewise.
2549 (c_parser_binary_expression): Likewise.
2550 (c_parser_sizeof_expression): Likewise.
2551 (c_parser_alignof_expression): Likewise.
2552 * c-typeck.c (build_indirect_ref): Check
2553 c_inhibit_evaluation_warnings rather than skip_evaluation.
2554 (build_conditional_expr, build_binary_op): Likewise.
2556 2009-06-16 Richard Guenther <rguenther@suse.de>
2558 * tree-ssa-alias.c (is_escape_site): Remove.
2559 * tree-ssa-alias.h (enum escape_type): Remove.
2560 (is_escape_site): Likewise.
2561 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
2562 via casts and asms without deferring to is_escape_site.
2564 2009-06-16 Jakub Jelinek <jakub@redhat.com>
2567 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
2568 use gen_lowpart if op0 has complex mode.
2570 2009-06-16 Richard Guenther <rguenther@suse.de>
2572 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
2573 variables add them to ESCAPED.
2574 (find_func_aliases): Do not make all indirectly stored values escaped.
2576 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
2578 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
2581 2009-06-16 Martin Jambor <mjambor@suse.cz>
2583 PR tree-optimization/40432
2584 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
2585 check whether we need to force gimple register operand.
2587 2009-06-16 Martin Jambor <mjambor@suse.cz>
2589 PR tree-optimization/40413
2590 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
2591 build_ref_for_offset.
2592 (propagate_subacesses_accross_link): Fix a typo in a comment.
2594 2009-06-16 Ira Rosen <irar@il.ibm.com>
2596 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
2597 with additional parameter.
2598 * tree-vectorizer.h (enum vect_def_type): Add new value
2600 (enum vect_relevant): Add comments.
2601 (vect_is_simple_reduction): Add new argument.
2602 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
2603 Detect nested cycles.
2604 (vect_is_simple_reduction): Update documentation, add an argument to
2605 distinguish inner-loop reduction from nested cycle, detect nested
2606 cycles, fix printings and indentation, don't swap operands in case
2608 (get_initial_def_for_reduction): Handle subtraction.
2609 (vect_create_epilog_for_reduction): Add new argument to specify
2611 (vect_finalize_reduction): Handle subtraction, fix comments.
2612 (vectorizable_reduction): Handle nested cycles. In case of nested
2613 cycle keep track of the reduction variable position. Call
2614 vect_is_simple_reduction with additional parameter. Use original
2615 statement code in reduction epilogue for nested cycle. Call
2616 vect_create_epilog_for_reduction with additional parameter.
2617 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
2618 inner-loop vectorization.
2619 (vect_recog_widen_sum_pattern): Likewise.
2620 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
2622 (vect_mark_stmts_to_be_vectorized): Likewise.
2623 (vect_get_vec_def_for_operand): Handle nested cycles.
2625 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2627 * doc/invoke.texi (Debugging Options): Fix option index entries
2628 for -fdump-statistics, -frandom-seed add entries for
2629 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
2630 (FRV Options): Fix entries for -mTLS, -mtls.
2631 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
2632 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
2633 (M68hc1x Options): Fix @itemx for -mnominmax.
2634 (MCore Options): Fix entry for -mno-lsim.
2635 (MMIX Options): Fix entry for -mabi=mmixware.
2636 (PDP-11 Options): Fix entry for -mbcopy-builtin.
2638 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
2640 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
2641 Mention the plugin mode of gengtype.
2642 * doc/gty.texi (Source Files Containing Type Information): Likewise.
2643 * gengtype.c: Updated copyright.
2644 (plugin_files, nb_plugin_files) Added new static variables.
2645 (measure_input_list) Care about plugin_files.
2646 (write_rtx_next): Added early return in plugin mode.
2647 (create_file): Updated copyright year in generated file. Added
2649 (oprintf): Added early return if NULL outf.
2650 (get_output_file_with_visibility): Care of plugin_files.
2651 (get_output_file_name): May return null.
2652 (write_local): Added early return.
2653 (put_mangled_filename): Ditto.
2654 (finish_root_table): Added check for base_files.
2655 (write_roots): Care about null when plugins.
2656 (main): Added plugin mode.
2658 2009-06-15 Ian Lance Taylor <iant@google.com>
2660 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
2661 * gcov.c (read_count_file): Add braces around variables declared
2664 * c.opt (Wjump-misses-init): New warning.
2665 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
2666 -Wall and -Wc++-compat if not already set.
2667 (c_common_post_options): Clear warn_jump_misses_init if it was not
2669 * c-decl.c (struct c_binding): Change type field to a union with
2670 new label field. Make it the first field in the struct. Update
2671 references to type to use u.type instead.
2672 (struct c_spot_bindings): Define.
2673 (struct c_goto_bindings): Define.
2674 (c_goto_bindings_p): Define, along with VECs.
2675 (struct c_label_vars): Define.
2676 (struct c_scope): Add has_label_bindings field.
2677 (bind_label, set_spot_bindings): New static functions.
2678 (decl_jump_unsafe, update_spot_bindings): New static functions.
2679 (update_label_decls): New static function.
2680 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
2681 Update binding u.label field to shadowed field.
2682 (c_binding_start_stmt_expr): New function.
2683 (c_binding_end_stmt_expr): New function.
2684 (pushdecl): Don't call c_begin_vm_scope.
2685 (make_label): Add defining and p_label_vars parameters. Change
2687 (lookup_label): Correct test for whether a label has not yet been
2688 defined. Call bind_label rather than bind.
2689 (warn_about_goto): New static function.
2690 (lookup_label_for_goto): New function.
2691 (declare_label): Call bind_label rather than bind.
2692 (check_earlier_gotos): New static function.
2693 (define_label): Don't give errors about jumping into statement
2694 expressions or scopes of variably modified types. Call
2695 set_spot_bindings and check_earlier_gotos. Call bind_label
2696 instead of bind. Don't set label_context_stack_se or
2697 label_context_stack_vm.
2698 (c_get_switch_bindings): New function.
2699 (c_release_switch_bindings): New function.
2700 (c_check_switch_jump_warnings): New function.
2701 (start_function): Don't set label_context_stack_se or
2702 label_context_stack_vm.
2703 (finish_function): Likewise.
2704 * c-typeck.c (label_context_stack_se): Don't define.
2705 (label_context_stack_vm): Don't define.
2706 (c_finish_goto_label): Call lookup_label_for_goto rather than
2707 lookup_label. Don't give errors about jumping into a statement
2708 expression or the scope of a variably modified type. Don't set
2709 label_context_stack_se or label_context_stack_vm.
2710 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
2711 fields. Add bindings field.
2712 (c_start_case): Don't set deleted fields. Set bindings field.
2713 (do_case): Rework order of tests. Don't check blocked_stmt_expr
2714 or blocked_vm. Call c_check_switch_jump_warnings.
2715 (c_finish_case): Don't test blocked_stmt_expr field. Call
2716 c_release_switch_bindings.
2717 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
2718 c_switch_stack. Don't walk label_context_stack_se labels. Don't
2719 set label_context_stack_se. Call c_bindings_start_stmt_expr.
2720 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
2721 c_switch_stack. Don't walk label_context_stack_se labels. Don't
2722 set label_context_stack_se. Call c_bindings_end_stmt_expr.
2723 (c_begin_vm_scope, c_end_vm_scope): Don't define.
2724 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
2725 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
2726 (C_DECL_UNJUMPABLE_VM): Don't define.
2727 (C_DECL_UNDEFINABLE_VM): Don't define.
2728 (struct c_label_list): Don't define.
2729 (struct c_label_context_se): Don't define.
2730 (struct c_label_context_vm): Don't define.
2731 (struct c_spot_bindings): Declare.
2732 (c_bindings_start_stmt_expr): Declare.
2733 (c_bindings_end_stmt_expr): Declare.
2734 (lookup_label_for_goto): Declare.
2735 (c_get_switch_bindings, c_release_switch_bindings): Declare.
2736 (c_check_switch_jump_warnings): Declare.
2737 (label_context_stack_se, label_context_stack_vm): Don't declare.
2738 (c_finish_goto_label): Update declaration.
2739 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
2740 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
2741 (Warning Options): Document -Wjump-misses-init.
2743 2009-06-15 Jakub Jelinek <jakub@redhat.com>
2745 * tree-object-size.c (addr_object_size): Fix a pasto in the last
2748 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
2750 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
2752 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
2754 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
2756 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
2758 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
2760 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
2762 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
2763 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
2764 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
2765 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
2766 * dwarf2asm.c (dw2_force_const_mem): Update call to
2768 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
2769 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
2770 * langhooks.c (lhd_comdat_group): Remove.
2771 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
2772 * tree.h (DECL_COMDAT_GROUP): New.
2773 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
2774 (tree_decl_with_vis): Add comdat_group. Remove one_only.
2775 (make_decl_one_only): Change signature.
2776 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
2778 (make_decl_one_only): Change signature.
2779 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
2781 2009-06-15 Richard Guenther <rguenther@suse.de>
2784 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
2786 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2788 * tree-ssa-math-opts.c: Remove extra divide.
2790 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2792 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
2794 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2796 * passes.c: Add bswap pass.
2797 * tree-pass.h: Add pass_optimize_bswap declaration.
2798 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
2799 Include rtl.h, expr.h and optabs.h for optab_handler check.
2800 (struct symbolic_number, pass_optimize_bswap): New definition.
2801 (do_shift_rotate, verify_symbolic_number_p): New functions.
2802 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
2803 (gate_optimize_bswap): New function.
2804 * tree.c (widest_int_cst_value): New function.
2805 * tree.h (widest_int_cst_value): Prototype added.
2807 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
2809 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
2810 REG_EQUAL/REG_EQUIV notes.
2812 2009-06-14 Richard Guenther <rguenther@suse.de>
2815 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
2816 has its address taken if NRV was applied and it is addressable.
2817 * tree-ssa-structalias.c (get_constraint_for_address_of): New
2818 function split out from ...
2819 (get_constraint_for_1): ... here.
2820 (handle_rhs_call): Use it to mark the return slot escaped if
2821 it is addressable and NRV was applied.
2823 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
2825 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
2826 Change first argument type to location_t.
2827 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
2828 Do not set input_location.
2829 Use loc instead of input_location throughout.
2831 2009-06-13 Richard Guenther <rguenther@suse.de>
2833 PR tree-optimization/40421
2834 * tree-predcom.c (should_unroll_loop_p): Remove.
2835 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
2837 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
2839 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2840 Add location argument.
2842 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
2844 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
2846 * config/s390/s390.c (s390_build_builtin_va_list): Same.
2847 (s390_gimplify_va_arg): Pass location to create_artificial_label.
2848 * config/spu/spu-protos.h: Add location to
2849 spu_resolve_overloaded_builtin.
2850 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
2851 spu_build_builtin_va_list.
2852 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
2853 argument. Pass location to build_function_call_vec.
2854 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
2856 (emit_fpu_switch): Same.
2857 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
2858 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
2859 to build_decl and create_artificial_label.
2860 (xtensa_gimplify_va_arg_expr): Same.
2861 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
2862 (xstormy16_gimplify_va_arg_expr): Same.
2863 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
2864 * config/arm/arm.c (arm_build_builtin_va_list): Same.
2865 * config/mips/mips.c (mips_build_builtin_va_list): Same.
2866 (mips16_build_function_stub): Same.
2867 (mips16_build_call_stub): Same.
2869 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
2872 * arm/constraints.md (Pa, Pb): New constraints.
2873 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
2874 split pattern to deal with them.
2876 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
2878 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
2879 fix index entry for -Xpreprocessor.
2881 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
2883 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2884 Add location argument to build_decl call.
2885 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
2886 (rs6000_init_builtins): Same.
2887 (spe_init_builtins): Same.
2888 (rs6000_gimplify_va_arg): Add location argument to
2889 create_artificial_label call.
2891 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
2893 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
2894 * combine-stack-adj.c (pass_stack_adjustments): Use it.
2895 * Makefile.in: Fix GGC dependency for gcse.o.
2897 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
2899 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
2900 * gimple-pretty-print.c (dump_gimple_stmt): Same.
2901 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
2903 * c-parser.c (c_parser_binary_expression): Use current column while
2904 building binary operations.
2905 * common.opt (fshow-column): Enable by default.
2906 * tree-vrp.c (check_array_ref): Use warning_at.
2907 (check_array_bounds): Use location from call back if expr has no
2909 * tree.h: Add location argument to maybe_fold_*.
2910 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
2911 (maybe_fold_offset_to_array_ref): Add location argument and use it.
2912 (maybe_fold_offset_to_component_ref): Same.
2913 (maybe_fold_offset_to_reference): Same.
2914 (maybe_fold_offset_to_address): Same.
2915 (maybe_fold_stmt_indirect): Same.
2916 (maybe_fold_stmt_addition): Same.
2917 (fold_stmt_r): Pass location to maybe_fold_*.
2918 (fold_gimple_assign): Same.
2919 * c-tree.h: Add location argument to finish_decl,
2920 default_function_array_conversion, store_init_value.
2921 * c-decl.c (define_label): Use error_at.
2922 (c_make_fname_decl): Pass location to finish_decl.
2923 (finish_decl): New location argument.
2924 (build_compound_literal): Pass location to store_init_value.
2925 (grokdeclarator): Pass location to finish_decl.
2927 * c-typeck.c (array_to_pointer_conversion): New location argument.
2928 (function_to_pointer_conversion): Same.
2929 (default_function_array_conversion): Same.
2930 (parser_build_unary_op): Pass location to overflow_warning.
2931 (parser_build_binary_op): Same. Use warning_at.
2932 (build_unary_op): Pass location to array_to_pointer_conversion.
2933 (build_c_cast): Pass location to digest_init.
2934 (build_modify_expr): New location argument.
2935 (convert_for_assignment): Same.
2936 (store_init_value): Same.
2937 (digest_init): Same.
2938 (output_init_element): Pass location to digest_init and
2939 array_to_pointer_conversion.
2940 (c_finish_return): Pass location to convert_for_assignment.
2941 * gimplify.c (gimplify_conversion): Pass location to
2942 maybe_fold_offset_to_address.
2943 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
2944 to maybe_fold_stmt_addition.
2945 * c-omp.c (c_finish_omp_atomic): Pass new location to
2947 (c_finish_omp_for): Same.
2948 * c-common.c (overflow_warning): New argument.
2949 * c-common.h: New argument to build_modify_expr, overflow_warning.
2950 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
2952 (c_parser_initializer): Pass location to
2953 default_function_array_conversion.
2954 (c_parser_initelt): Same.
2955 (c_parser_initval): Same.
2956 (c_parser_asm_operands): Same.
2957 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
2958 (c_parser_conditional_expression): Same.
2959 (c_parser_binary_expression): Add location info to stack. Use it.
2960 (c_parser_unary_expression): Pass location to
2961 default_function_array_conversion, parser_build_unary_op,
2962 build_indirect_ref, c_parser_postfix_expression_after_primary.
2963 (c_parser_postfix_expression_after_primary): New location argument.
2965 (c_parser_expression_conv): Pass location to
2966 default_function_array_conversion.
2967 (c_parser_expr_list): Same.
2968 (c_parser_omp_atomic): Same.
2969 (c_parser_omp_for_loop): Same.
2970 * c-tree.h: (struct c_declarator): Add comment to id_loc.
2971 (build_array_declarator): New argument.
2972 * c-decl.c (build_array_declarator): Add location argument.
2973 (grokdeclarator): Set id_loc for cdk_array.
2974 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
2975 build_array_declarator.
2976 * tree.c (build_omp_clause): Add location argument.
2977 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
2978 (OMP_CLAUSE_LOCATION): New macro.
2979 (struct tree_omp_clause): Add location field.
2980 (build_omp_clause): Add argument.
2981 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
2982 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
2984 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
2985 (cp_parser_omp_clause_collapse): Same.
2986 (cp_parser_omp_clause_default): Same.
2987 (cp_parser_omp_clause_if): Same.
2988 (cp_parser_omp_clause_nowait): Same.
2989 (cp_parser_omp_clause_num_threads): Same.
2990 (cp_parser_omp_clause_ordered): Same.
2991 (cp_parser_omp_clause_schedule): Same.
2992 (cp_parser_omp_clause_untied): Same.
2993 (cp_parser_omp_for_loop): Same.
2994 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
2995 * c-tree.h (c_start_case): Add location argument.
2996 (c_process_expr_stmt): Same.
2997 (c_finish_goto_*): Same.
2998 * tree-parloops.c (initialize_reductions): Pass location to
3000 (create_parallel_loop): Same.
3001 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
3002 (gfc_trans_omp_reduction_list): Same.
3003 (gfc_trans_omp_clauses): Same.
3004 (gfc_trans_omp_do): Same.
3005 * c-typeck.c (c_finish_goto_label): Same.
3006 (c_finish_goto_ptr): New location argument.
3007 (c_start_case): Same.
3008 (emit_side_effect_warnings): Same.
3009 (c_process_expr_stmt): Same.
3010 (c_finish_stmt_expr): Same.
3011 (c_finish_omp_clauses): Use error_at instead of error.
3012 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
3014 * c-omp.c (c_split_parallel_clauses): New location argument.
3015 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
3016 to build_omp_clause.
3017 (convert_local_reference_stmt): Same.
3018 (convert_gimple_call): Same.
3019 * c-common.h (c_split_parallel_clauses): New argument.
3020 * c-parser.c (c_parser_statement_after_labels): Pass location to
3021 c_finish_goto_label.
3022 (c_parser_switch_statement): Pass location to c_start_case.
3023 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
3024 and c_process_expr_stmt.
3025 (c_parser_omp_variable_list): Add location argument.
3026 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
3027 (c_parser_omp_clause_default): Same.
3028 (c_parser_omp_clause_if): Same.
3029 (c_parser_omp_clause_num_threads): Same.
3030 (-c_parser_omp_clause_ordered): Same.
3031 (c_parser_omp_clause_reduction): Pass location to
3032 c_parser_omp_variable_list.
3033 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
3034 (c_parser_omp_clause_untied): Same.
3035 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
3036 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
3038 * c-tree.h (check_for_loop_decls, undeclared_variable,
3039 build_component_ref, build_array_ref, build_external_ref,
3040 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
3041 build_conditional_expr, build_compound_expr, c_cast_expr,
3042 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
3043 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
3045 * c-semantics.c (build_stmt): Same.
3046 (build_case_label): Same.
3047 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
3048 (undeclared_variable): New argument.
3050 (lookup_label): Pass location on down.
3051 (define_label): Same.
3052 (finish_decl): Same.
3053 (build_compound_literal): Same.
3054 (finish_struct): Same.
3055 (finish_function): Do not set location here.
3056 (check_for_loop_decls): New argument.
3057 * tree.c (save_expr): Set location.
3058 (build_empty_stmt): New argument.
3059 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
3060 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
3061 * builtins.c (gimplify_va_arg_expr): Use locations.
3062 (expand_builtin_sync_operation): Same.
3063 * c-typeck.c (build_component_ref): New argument.
3064 (build_array_ref): Same.
3065 (build_external_ref): Same.
3066 (c_expr_sizeof_expr): Same.
3067 (c_expr_sizeof_type): Same.
3068 (parser_build_unary_op): Same.
3069 (build_conditional_expr): Same.
3070 (build_compound_expr): Pass location on down.
3071 (build_compound_expr): New argument.
3072 (build_c_cast): Same.
3073 (c_cast_expr): Same.
3074 (build_asm_expr): Same.
3075 (c_finish_return): Same.
3076 (c_process_expr_stmt): Pass location on down.
3077 (c_finish_stmt_expr): New argument.
3078 (push_clenaup): Same.
3079 (c_finish_omp_parallel): Same.
3080 (c_finish_omp_task): Same.
3081 * gimplify.c (gimplify_call_expr): Pass location on down.
3082 * c-omp.c (c_finish_omp_master): New argument.
3083 (c_finish_omp_critical): Same.
3084 (c_finish_omp_ordered): Same.
3085 (c_finish_omp_barrier): Same.
3086 (-c_finish_omp_taskwait): Same.
3087 (c_finish_omp_atomic): Same.
3088 (c_finish_omp_flush): Same.
3089 * tree-inline.c (copy_tree_body_r): Pass location on down.
3090 (inline_forbidden_p): Remove use of input_location.
3091 * c-gimplify.c (c_build_bind_expr): New argument.
3092 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
3093 (c_sizeof_or_alignof_type): New argument.
3094 (c_alignof_expr): Same.
3095 (build_va_arg): Same.
3096 (c_add_case_label): Same.
3097 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
3098 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
3099 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
3100 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
3101 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
3102 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
3104 * stub-objc.c (objc_build_selector_expr): Same.
3105 (objc_build_throw_stmt): Same.
3106 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
3107 (c_parser_initelt): Same.
3108 (c_parser_compound_statement): Same.
3109 (c_parser_compound_statement_nostart): Same.
3110 (c_parser_label): Same.
3111 (c_parser_statement_after_labels): Same.
3112 (c_parser_if_body): Same.
3113 (c_parser_else_body): Same.
3114 (c_parser_if_statement): Same.
3115 (c_parser_switch_statement): Same.
3116 (c_parser_while_statement): Same.
3117 (c_parser_do_statement): Same.
3118 (c_parser_for_statement): Same.
3119 (c_parser_asm_statement): Same.
3120 (c_parser_conditional_expression): Same.
3121 (c_parser_binary_expression): Same.
3122 (c_parser_cast_expression): Same.
3123 (c_parser_unary_expression): Same.
3124 (c_parser_sizeof_expression): Same.
3125 (c_parser_alignof_expression): Same.
3126 (c_parser_postfix_expression): Same.
3127 (c_parser_expression): Same.
3128 (c_parser_objc_receiver): Same.
3129 (c_parser_omp_variable_list): Same.
3130 (c_parser_omp_structured_block): Same.
3131 (c_parser_omp_atomic): New argument.
3132 (c_parser_omp_barrier): Same.
3133 (c_parser_omp_critical): Same.
3134 (c_parser_omp_flush): Pass location on down.
3135 (c_parser_omp_for_loop): New argument.
3136 (c_parser_omp_for): Same.
3137 (c_parser_omp_master): Same.
3138 (c_parser_omp_ordered): Same.
3139 (c_parser_omp_sections_scope): Same.
3140 (c_parser_omp_sections): Same.
3141 (c_parser_omp_parallel): Same.
3142 (c_parser_omp_single): Same.
3143 (c_parser_omp_task): Same.
3144 (c_parser_omp_taskwait): Pass location on down.
3145 (c_parser_omp_construct): Same.
3146 (c_parser_omp_threadprivate): Same.
3147 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
3148 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
3149 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
3150 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
3151 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
3152 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
3153 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
3154 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
3155 config/i386/i386.c, stmt.c:
3156 Add location argument to the following function definitions and/or
3157 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
3158 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
3159 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
3160 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
3161 do_case, c_finish_bc_stmt, build_compound_literal,
3162 build_function_call.
3163 * c-decl.c (build_compound_literal): Add location argument.
3164 Make all diagnostic calls use location.
3165 (start_struct): Same.
3166 (finish_struct): Same.
3168 (build_enumerator): Same.
3169 (start_function): Same.
3170 (grokdeclarator): Make all diagnostic calls use location.
3171 (store_parm_decls_oldstyle): Same.
3172 * c-typeck.c (build_function_call): Add location argument.
3173 Make all diagnostic calls use location.
3175 (c_finish_bc_stmt): Same.
3176 * tree-nested.c (get_trampoline_type): Add argument.
3177 Pass location to build_decl.
3178 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
3179 * rtl.h (RTL_LOCATION): New.
3180 * c-common.c (c_add_case_label): Add location argument.
3181 Make all diagnostic calls use location.
3182 * c-common.h: Add location argument to make_fname_decl, do_case,
3183 c_add_case_label, build_function_call, resolve_overloaded_builtin.
3184 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
3185 Set it appropriately for every case. Pass enum_loc to start_enum
3186 call. Pass value_loc first to build_enumerator. Pass enum_loc to
3188 (c_parser_struct_or_union_specifier): Save location. Use it for
3189 start_struct, finish_struct, and parser_xref_tag.
3191 2009-06-12 Ian Lance Taylor <iant@google.com>
3193 * fold-const.c (fold_unary): Rename local variable and to and_expr.
3195 * c-opts.c (c_common_handle_option): For -Wc++-compat set
3196 cpp_opts->warn_cxx_operator_names.
3198 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3201 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
3202 is returns NULL and OP is a VCE, look through the VCE.
3204 2009-06-12 Ian Lance Taylor <iant@google.com>
3207 * collect2.c (main): Use CONST_CAST2 in code inside #if
3208 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
3210 2009-06-12 Joey Ye <joey.ye@intel.com>
3213 * cfgexpand.c (get_decl_align_unit): Update
3214 max_used_stack_slot_alignment with align instead of
3215 stack_alignment_needed.
3217 * function.c (assign_stack_local_1): Update
3218 max_used_stack_slot_alignment with alignment_in_bits instead
3219 of stack_alignment_needed.
3220 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
3223 2009-06-12 Jakub Jelinek <jakub@redhat.com>
3225 * dwarf2out.c (last_var_location_insn): New variable.
3226 (dwarf2out_end_epilogue): Clear last_var_location_insn.
3227 (dwarf2out_var_location): Don't record anything after last real
3228 insn. Only change labels if there were any real instructions
3229 in between last note and this one, or if changed sections.
3231 2009-06-11 Richard Henderson <rth@redhat.com>
3233 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
3234 note when storing the frame pointer in a register.
3235 (FRP): Don't redefine to nothing for epilogue.
3236 (alpha_expand_epilogue): Mark register and sp restores.
3237 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
3239 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
3240 when gen_lowpart is needed.
3242 2009-06-11 Richard Henderson <rth@redhat.com>
3244 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
3246 * dwarf2out.c (need_data_align_sf_opcode): New.
3247 (div_data_align): Move earlier.
3248 (def_cfa_1, reg_save): Use it.
3250 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
3252 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
3253 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
3254 (ix86_handle_option): Handle OPT_mcrc32.
3255 (ix86_target_string): Add -mcrc32.
3256 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
3258 * config/i386/i386.h (TARGET_CRC32): New.
3260 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
3261 (sse4_2_crc32di): Likewise.
3263 * config/i386/i386.opt (mcrc32): New.
3265 * doc/invoke.texi: Document -mcrc32.
3267 2009-06-11 Richard Henderson <rth@redhat.com>
3269 * common.opt (gdwarf-): Accept a version number.
3270 * doc/invoke.texi (gdwarf-): Update docs.
3271 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
3272 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
3273 version level, and record it.
3275 * dwarf2.h (DW_CIE_VERSION): Remove.
3276 * dwarf2out.c (DWARF_VERSION): Remove.
3277 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
3278 (output_call_frame_info): Use CIE version 3 for dwarf3,
3279 or if the return register column is out of range for version 1.
3280 (dwarf_stack_op_name): Add all dwarf3 values.
3281 (DEBUG_PUBTYPES_SECTION): New.
3282 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
3283 encoding change for dwarf3.
3284 (output_die) [dw_val_class_die_ref]: Likewise.
3285 (output_compilation_unit_header): Emit correct version for dwarf3.
3286 (output_line_info): Likewise.
3287 (output_pubnames): Update for DWARF_VERSION removal.
3288 (output_aranges): Likewise.
3289 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
3290 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
3291 (dwarf2out_finish): Likewise.
3293 2009-06-11 David Daney <ddaney@caviumnetworks.com>
3295 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
3298 2009-06-11 David Daney <ddaney@caviumnetworks.com>
3301 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
3302 * builtins.c (expand_builtin_unreachable): New function.
3303 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
3304 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
3305 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
3307 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
3308 searching for missing barriers.
3310 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3312 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
3313 when -fprofile-generate* was passed.
3314 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
3316 2009-06-11 Anthony Green <green@moxielogic.com>
3318 * config/moxie/moxie.md: Define length attribute for all instructions.
3320 (*b<cond:code>): Support limited branch ranges for new PC-relative
3321 branch instructions.
3322 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
3324 2009-06-11 Jakub Jelinek <jakub@redhat.com>
3326 * config/i386/i386.c (min_insn_size): Use get_attr_length
3327 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
3330 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
3331 instead of emit_insn_before.
3333 2009-06-10 Ian Lance Taylor <iant@google.com>
3336 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
3339 2009-06-10 Revital Eres <eres@il.ibm.com>
3341 * passes.c (init_optimization_passes): Reschedule
3342 predictive-commoning pass before complete unroll pass.
3344 2009-06-10 Martin Jambor <mjambor@suse.cz>
3346 * cgraph.c (cgraph_node_can_be_local_p): New function.
3347 (cgraph_make_node_local): New function.
3348 * cgraph.h (cgraph_node_can_be_local_p): Declare.
3349 (cgraph_make_node_local): Declare.
3351 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
3353 * tree.h (tree_base): Add packed_flag and user_align fields.
3354 Decrease size of spare field.
3355 (TYPE_USER_ALIGN): Use user_align from tree_base.
3356 (DECL_USER_ALIGN): Likewise.
3357 (TYPE_PACKED): Use packed_flag from tree_base.
3358 (DECL_PACKED): Likewise.
3359 (tree_type): Delete packed_flag and user_align fields. Widen
3360 precision field. Widen mode field and shuffle fields to align
3361 mode on an 8-bit boundary.
3362 (tree_decl_common): Delete decl_flag_1 and user_align fields.
3363 Renumber decl_flag_* fields. Fix comments. Widen
3364 decl_common_unused field.
3365 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
3366 (DECL_EXTERNAL): Likewise.
3367 (DECL_BIT_FIELD): Likewise.
3368 (DECL_NONADDRESSABLE_P): Likewise.
3369 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
3370 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
3372 2009-06-10 Ian Lance Taylor <iant@google.com>
3374 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
3375 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
3376 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
3377 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
3378 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
3379 DEF_VEC_ALLOC_FUNC_P.
3380 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
3381 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
3382 DEF_VEC_ALLOC_FUNC_O.
3383 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
3384 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
3385 DEF_VEC_ALLOC_FUNC_I.
3386 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
3387 (vec_stack_p_reserve_exact_1): Declare.
3388 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
3389 (vec_stack_free): Declare.
3390 (VEC_stack_alloc): Define.
3391 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
3392 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
3393 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
3394 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
3396 (stack_vecs): New static variable.
3397 (vec_stack_p_reserve_exact_1): New function.
3398 (vec_stack_o_reserve_1): New static function.
3399 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
3400 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
3401 (vec_stack_free): New function.
3402 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
3403 (VEC_df_ref_stack_alloc): Define.
3404 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
3405 DEF_VEC_ALLOC_P_STACK.
3406 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
3407 (struct df_collection_rec): Change _vec fields to VEC. Remove
3409 (df_free_collection_rec): Adjust for new fields.
3410 (df_insn_rescan): Use new df_collection_rec fields.
3411 (df_notes_rescan, df_canonize_collection_rec): Likewise.
3412 (df_ref_create_structure, df_ref_record): Likewise.
3413 (df_get_conditional_uses, df_get_call_refs): Likewise.
3414 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
3415 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
3416 (df_record_exit_block_uses, df_bb_verify): Likewise.
3417 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
3418 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
3419 Remove count parameter. Change return type to void. Change all
3421 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
3422 Remove count parameter. Change return type to void. Change all
3424 (df_install_refs): Change old_vec parameter to VEC. Remove count
3425 parameter. Change all callers.
3426 (df_install_mws): Change old_vec parameter to VEC. Remove count
3427 parameter. Change all callers.
3428 (df_refs_verify): Change new_rec parameter to VEC. Change call
3430 (df_mws_verify): Likewise.
3432 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
3434 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
3436 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
3438 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
3440 2009-06-10 Anthony Green <green@moxielogic.com>
3442 * config/moxie/crti.asm: New file.
3443 * config/moxie/crtn.asm: New file.
3444 * config/moxie/moxie.c: New file.
3445 * config/moxie/moxie.h: New file.
3446 * config/moxie/sfp-machine.h: New file.
3447 * config/moxie/moxie-protos.h: New file.
3448 * config/moxie/t-moxie: Created.
3449 * config/moxie/t-moxie-softfp: Created.
3450 * config/moxie/moxie.md: Created.
3451 * config/moxie/constraints.md: Created.
3452 * config.gcc: Add moxie support.
3453 * doc/md.texi (Machine Constraints): Add moxie constraints.
3454 * doc/contrib.texi (Contributors): Mention moxie port.
3455 * doc/install.texi (Specific): Mention the moxie port.
3457 2009-06-09 Ian Lance Taylor <iant@google.com>
3459 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
3461 * optabs.c (optab_table): Only use designated initializers if
3462 HAVE_DESIGNATED_INITIALIZERS is defined.
3463 (convert_optab_table): Likewise.
3464 (init_optabs): Always call init_insn_codes if
3465 HAVE_DESIGNATED_INITIALIZERS is not defined.
3467 2009-06-09 Ian Lance Taylor <iant@google.com>
3469 * targhooks.c (default_builtin_vectorized_function): Change fn
3470 parameter to unsigned int.
3471 (default_builtin_vectorized_conversion): Change code parameter to
3473 (default_builtin_reciprocal): Change fn parameter to unsigned int.
3474 * targhooks.h: Update declarations.
3475 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
3476 parameter to unsigned int.
3478 * c-typeck.c (comptypes_check_enum_int): New static function.
3479 (comptypes_internal): Add enum_and_int_p parameter. Change all
3481 (comp_target_types): Add location parameter. Change all callers.
3482 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
3484 (function_types_compatible_p, type_lists_compatible_p): Likewise.
3485 (build_conditional_expr): Add colon_loc parameter. Change all
3487 (convert_for_assignment): Add location parameter. Change all callers.
3488 * c-parser.c (c_parser_conditional_expression): Pass location of
3489 colon to build_conditional_expr.
3490 * c-tree.h (build_conditional_expr): Update declaration.
3492 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
3494 * graphite.c: Revert previous patch.
3496 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
3499 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
3501 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
3503 * tree-ssa-loop-prefetch.c
3504 (loop_prefetch_arrays): Fixed a portability problem in printf format
3507 2009-06-09 Martin Jambor <mjambor@suse.cz>
3509 PR tree-optimization/40351
3510 * tree-sra.c (propagate_subacesses_accross_link): Check that a
3511 refrence to a potential artifical subaccess can be constructed.
3513 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
3515 * config/sh/sh-protos.h (sh_optimization_options): Declare.
3516 (sh_override_options): Likewise.
3517 * config/sh/sh.c: Include params.h.
3518 (sh_optimization_options): New.
3519 (sh_override_options): Likewise.
3520 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
3521 (OVERRIDE_OPTIONS): Use sh_override_options.
3523 2009-06-08 Jakub Jelinek <jakub@redhat.com>
3525 * dwarf2out.c (emit_cfa_remember): New variable.
3526 (add_fde_cfi): If emit_cfa_remember, recurse to add
3527 DW_CFA_remember_state first.
3528 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
3529 instead just set emit_cfa_remember.
3531 2009-06-08 Jan Hubicka <jh@suse.cz>
3534 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
3536 2009-06-08 Jan Hubicka <jh@suse.cz>
3539 * cgraphunit.c (save_inline_function_body): Do not copy transform
3540 hooks for saved inline bodies.
3541 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
3544 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
3546 * jump.c (returnjump_p): Handle delayed branches. Add missing
3549 2009-06-08 Jan Hubicka <jh@suse.cz>
3552 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
3553 original node might've been modified.
3554 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
3556 2009-06-08 Jakub Jelinek <jakub@redhat.com>
3558 * tree-object-size.c (addr_object_size): Add OSI argument.
3559 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
3560 (compute_builtin_object_size, expr_object_size): Adjust callers.
3561 (plus_stmt_object_size): Call addr_object_size instead of
3562 compute_builtin_object_size.
3564 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
3565 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3567 * tree-ssa-loop-prefetch.c
3568 (gather_memory_references): Introduced a counter for the number of
3570 (anything_to_prefetch_p): Introduced a counter for the number of
3572 (is_loop_prefetching_profitable): New function with a cost model
3574 (loop_prefetch_arrays): Use the new cost model to determine if
3575 prefetching is profitable.
3576 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
3577 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3578 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
3579 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3580 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
3581 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3583 2009-06-08 Michael Matz <matz@suse.de>
3586 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
3587 partitions use the same.
3588 (expand_one_var): Deal with DECL_RTL sometimes begin set also
3589 for basevars of SSA_NAMEs.
3590 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
3591 to not expand them twice.
3592 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
3595 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
3597 * common.opt (fcompare-debug=, fcompare-debug-second): New.
3598 (fdump-final-insns=, gtoggle): New.
3599 * doc/invoke.texi: Document them.
3600 * final.c (rest_of_clean_state): Dump final insn stream.
3601 * gcc.c (invoke_as): Hook in -fcompare-debug.
3602 (static_spec_functions): Add compare-debug-dump-opt,
3603 compare-debug-self-opt and compare-debug-auxbase-opt.
3604 (compare_debug, compare_debug_second, compare_debug_opt): New.
3605 (switches_debug_check, n_switches_debug_check): New.
3606 (debug_auxbase_opt, debug_check_temp_file): New.
3607 (process_command): Handle -fno-compare-debug, -fcompare-debug and
3609 (do_self_spec): Handle arguments after switches.
3610 (do_spec_1): Add .gk extension to temp file basenames for compare.
3611 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
3612 (cc1_options): Use it instead of normal auxbase computation for
3613 the second compare-debug compilation.
3614 (compare_files): New.
3615 (main): Set up and implement compare debug mode.
3616 (compare_debug_dump_opt_spec_function): New.
3617 (compare_debug_self_opt_spec_function): New.
3618 (compare_debug_auxbase_opt_spec_function): New.
3619 * toplev.c (process_options): Handle flag_gtoggle,
3620 flag_dump_final_insns.
3621 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
3622 during -fcompare-debug-second compilation.
3624 2009-06-07 Ian Lance Taylor <iant@google.com>
3626 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
3627 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
3629 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
3630 with no default node. Change warning with %H to warning_at.
3631 Don't clear warn_switch around case checking.
3632 * doc/invoke.texi (Warning Options): Clarify distinction between
3633 -Wswitch and -Wswitch-enum.
3635 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3637 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
3639 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3641 * gbl-ctors.h: Add header guard.
3643 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3645 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
3646 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
3647 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
3648 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
3649 prototypes for removed functions.
3650 (expressions_equal_p): Move to ...
3651 * tree-ssa-sccvn.h: ... here and ...
3652 * matrix-reorg.c: ... adjust includes.
3654 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3656 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
3658 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3660 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
3661 (finish_function): Remove erroneous whitespace.
3663 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3665 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
3666 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
3668 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3670 * errors.c (internal_error): Commentary typo fix.
3671 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
3672 * tree-ssa-pre.c: Ditto.
3674 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3676 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
3677 them is supposed to hold actual statements.
3679 2009-06-06 Ian Lance Taylor <iant@google.com>
3681 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
3682 empty statements can now have attributes.
3684 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
3686 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
3687 * config/mips/mips.md: Ditto.
3689 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
3691 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
3693 (__eabi_uconvert): Likewise.
3695 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
3697 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
3698 CFI_* definitions with IN_GCC.
3700 2009-06-05 David Edelsohn <edelsohn@gnu.org>
3702 * xcoffout.h (xcoffout_source_line): Update prototype.
3704 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3706 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
3707 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
3709 2009-06-05 Jakub Jelinek <jakub@redhat.com>
3712 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
3713 inlined_function_outer_scope_p blocks for artificial inlines
3715 * tree.c (tree_nonartificial_location): Rewrite using
3716 block_nonartificial_location.
3718 2009-06-05 Revital Eres <eres@il.ibm.com>
3719 Leehod Baruch <leehod@il.ibm.com>
3721 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
3722 (expand_expr_real_1): Remove comment.
3723 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3724 Vectorize misaligned access when the target supports it.
3725 (vect_supportable_dr_alignment): Check for unaligned access support.
3726 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
3729 2009-06-05 Julian Brown <julian@codesourcery.com>
3731 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
3732 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
3734 2009-06-05 Richard Guenther <rguenther@suse.de>
3737 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
3740 2009-06-05 Jakub Jelinek <jakub@redhat.com>
3742 * config/s390/s390.c (global_not_special_regno_p): New static inline.
3743 (save_gprs): Don't tell unwinder when a global register is saved.
3744 (s390_emit_epilogue): Emit needed epilogue unwind info.
3746 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
3748 * dwarf2out.c (deferred_asm_name): New.
3749 (add_name_and_src_coords_attributes): Defer creation of
3750 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
3752 (move_linkage_attr): New.
3753 (dwarf2out_finish): Revisit deferrals and emit attributes at the
3756 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
3758 * tree-nested.c (finalize_nesting_tree_1): Declare the
3759 frame_decl in the binding tree.
3761 2009-06-04 Cary Coutant <ccoutant@google.com>
3763 * basic-block.h (struct basic_block_def): Add discriminator field.
3764 * dbxout.c (dbxout_source_line): Add new parameter. Change all
3766 * debug.c (do_nothing_debug_hooks): Add additional entry.
3767 (debug_nothing_int_charstar_int): New function.
3768 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
3769 (debug_nothing_int_charstar_int): New declaration.
3770 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
3771 discriminator value in .loc directive.
3772 * final.c (last_discriminator): New variable.
3773 (discriminator): New variable.
3774 (final_start_function): Initialize above variables, pass current
3775 discriminator to debug hook.
3776 (notice_source_line): Check for discriminator change.
3777 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
3778 * sdbout.c (sdbout_source_line): New parameter.
3779 * tree-cfg.c (struct locus_discrim_map): New structure type.
3780 (discriminator_per_locus): New hash table.
3781 (build_gimple_cfg): Allocate and free discriminator hash table.
3782 (make_edges): Call assign_discriminator.
3783 (locus_map_hash): New function.
3784 (locus_map_eq): New function.
3785 (next_discriminator_for_locus): New function.
3786 (same_line_p): New function.
3787 (assign_discriminator): New function.
3788 (make_cond_expr_edges): Call assign_discriminator.
3789 (make_gimple_switch_edges): Likewise.
3790 (first_non_label_stmt): New function.
3791 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
3793 * xcoffout.c (xcoffout_source_line): Add new parameter.
3795 * configure.ac (gcc_cv_as_discriminator): New configury check for
3796 gas support for discriminator.
3797 * configure: Regenerate.
3798 * config.in: Regenerate.
3800 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3802 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
3803 val after checking for integers.
3805 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
3807 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
3809 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
3810 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
3811 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
3812 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
3813 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
3814 X64_SSE_REGPARM_MAX.
3815 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
3816 X64_SSE_REGPARM_MAX.
3818 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
3820 * gcc.c (report_times_to_file): New.
3821 (execute): Implement it.
3822 (process_command): Support -time=.
3823 * doc/invoke.texi: Document it.
3825 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
3827 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
3828 that have value exprs.
3830 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
3832 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
3833 declarations for constants until...
3834 (dw2_output_indirect_constant_1): ... this point.
3836 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
3839 * arm.md (arm_addsi3): Don't try to split an add with an
3840 eliminable register until after reload has completed.
3842 2009-06-03 Ian Lance Taylor <iant@google.com>
3844 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
3845 * genattrtab.c (write_length_unit_log): Likewise.
3846 * genchecksum.c (dosum): Likewise.
3847 * gengtype.c (write_rtx_next): Likewise.
3848 (finish_root_table, write_roots): Likewise.
3849 * gimple.c (gimple_ops_offset_): Likewise.
3850 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
3851 * config/arc/arc.c (arc_attribute_table): Likewise.
3852 * config/arm/arm.c (arm_attribute_table): Likewise.
3853 * config/avr/avr.c (avr_attribute_table): Likewise.
3854 * config/crx/crx.c (crx_attribute_table): Likewise.
3855 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
3856 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
3857 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
3858 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
3859 * config/sh/sh.c (sh_attribute_table): Likewise.
3860 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
3861 * config/spu/spu.c (spu_attribute_table): Likewise.
3862 * config/v850/v850.c (v850_attribute_table): Likewise.
3864 * config/alpha/alpha.c (vms_attribute_table): Make static.
3865 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
3866 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
3867 * config/mips/mips.c (mips_attribute_table): Likewise.
3869 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
3871 (cc1-checksum.o): Likewise.
3873 2009-06-03 Steve Ellcey <sje@cup.hp.com>
3875 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
3877 2009-06-03 Jakub Jelinek <jakub@redhat.com>
3879 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
3880 insn if it is changing sp. Use gen_add3_insn instead of
3881 conditionally gen_addsi3 and gen_adddi3.
3882 (offset_below_red_zone_p): New static inline function.
3883 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
3884 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
3885 * config/rs6000/ppc-asm.h: Include auto-host.h.
3886 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
3887 CFI_RESTORE): Define.
3888 * config/rs6000/crtresxgpr.asm: Add unwind info.
3889 * config/rs6000/crtresxfpr.asm: Likewise.
3890 * config/rs6000/crtresgpr.asm: Likewise.
3891 * config/rs6000/crtresfpr.asm: Likewise.
3892 * config/rs6000/crtsavgpr.asm: Likewise.
3893 * config/rs6000/crtsavfpr.asm: Likewise.
3895 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
3896 argument of DWARF2_FRAME_REG_OUT macros.
3898 2009-06-03 Julian Brown <julian@codesourcery.com>
3900 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
3901 words or less (including TImode) in core registers.
3903 2009-06-03 Richard Guenther <rguenther@suse.de>
3906 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
3908 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
3910 * statistics.c (statistics_counter_event): Do not record event
3911 in pass dump if its number == -1.
3912 (curr_statistics_hash): Add assert that we never get passes
3913 with static number == -1.
3915 2009-06-03 Richard Guenther <rguenther@suse.de>
3916 Andrey Belevantsev <abel@ispras.ru>
3918 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
3919 non-BLKmode arrays addressable.
3921 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
3923 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
3924 * config/m68k/m68k.h: ... here.
3925 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
3928 2009-06-03 Martin Jambor <mjambor@suse.cz>
3930 PR tree-optimization/40323
3931 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
3934 2009-06-03 Richard Guenther <rguenther@suse.de>
3936 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
3939 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
3941 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
3942 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
3943 JUMP_TABLE_DATA_P where applicable.
3944 * config/sh/sh.c: Ditto.
3945 * config/sh/sh.h: Ditto.
3946 * config/sh/sh.md: Ditto.
3947 * config/sh/symbian.c: Ditto.
3949 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
3951 * config/i386/driver-i386.c (describe_cache): Optimize
3952 concatenation of strings. Use snprintf instead of sprintf.
3953 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
3954 target when not compiling with GCC.
3956 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
3958 * config/sh/sh.c: Revert last change.
3959 (sh_expand_epilogue): Emit a blockage insn before the frame
3960 pointer adjustment unconditionally.
3962 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3964 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
3965 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
3966 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
3967 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
3968 to COLLECT_GCC_OPTIONS.
3970 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3972 * collect2.c (target_system_root): New variable.
3973 (main): Handle --sysroot=.
3974 (ignore_library): Strip the sysroot from the library path.
3976 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3978 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
3979 (collect2.o): Depend on collect2-aix.h.
3980 (collect2-aix.o): New rule.
3981 * collect2-aix.h: New file.
3982 * collect2-aix.c: Likewise.
3983 * collect2.c: Include collect2-aix.h. Don't undefine
3984 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
3985 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
3986 Use TARGET_AIX_VERSION instead of _AIX51.
3987 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
3988 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
3989 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
3990 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
3991 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
3993 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3995 * collect2.c (ignore_library): Avoid premature post-increment
3998 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4000 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
4001 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
4002 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
4003 CROSS_DIRECTORY_STRUCTURE too.
4004 (LINK_LIBG_SPEC): Likewise.
4005 (LIB_SPEC): Add %R to sysroot paths.
4006 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
4007 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
4008 * config/rs6000/aix51.h: As for aix43.h.
4009 * config/rs6000/aix52.h: Likewise.
4010 * config/rs6000/aix53.h: Likewise.
4011 * config/rs6000/aix61.h: Likewise.
4012 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
4013 to the beginning of sysroot paths.
4015 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4017 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
4018 INSN_LISTs that are out of the REG_NOTE range.
4020 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4022 * loop-unroll.c (struct iv_to_split): Add pointer to next.
4023 (struct var_to_expand): Likewise.
4024 (struct opt_info): Add head and tail for linked lists of the above.
4025 (analyze_insn_to_expand_var): Initialize next.
4026 (analyze_iv_to_split_insn): Likewise.
4027 (analyze_insns_in_loop): Create linked lists.
4028 (allocate_basic_variable): Simplify for use without hash table.
4029 (insert_var_expansion_initialization): Likewise, make it type-safer.
4030 (combine_var_copies_in_loop_exit): Likewise.
4031 (apply_opt_in_copies): Walk lists rather than hash tables.
4032 (release_var_copies): Simplified and inlined by hand into...
4033 (free_opt_info): ... this function.
4035 2009-06-02 Richard Guenther <rguenther@suse.de>
4037 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4040 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4042 * cfgexpand.c (gimple_expand_cfg): Discard the source location
4043 only for builtins that are not overridden.
4045 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4047 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
4050 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4052 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
4054 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4056 * combine.c (move_deaths): Compare LUIDs within the same BB only.
4058 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4060 * common.opt (fdump-unnumbered-links): New.
4061 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
4062 * print-rtl.c (flag_dump_unnumbered_links): New.
4063 (print_rtx): Test it.
4065 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
4067 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
4068 push/pop multiple to 8-byte alignment.
4070 2009-06-01 Jakub Jelinek <jakub@redhat.com>
4072 * config/i386/i386.c (queued_cfa_restores): New static variable.
4073 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
4075 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
4076 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
4077 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
4078 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
4079 note unconditionally.
4080 (ix86_emit_restore_regs_using_mov): Likewise.
4081 (ix86_emit_restore_sse_regs_using_mov): Likewise.
4082 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
4083 it through to ix86_emit_restore_reg_using_pop.
4084 (ix86_emit_leave): Add RED_OFFSET argument. Call
4085 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
4086 instead of adding REG_CFA_OFFSET note unconditionally.
4087 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
4088 the above functions. Call ix86_add_queued_cfa_restore_notes when
4091 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
4092 force output of the label even for dwarf2out_do_cfi_asm.
4093 (add_fde_cfi): If -g2 and above and cfi might change CFA,
4094 force creation of CFI label and chain DW_CFA_set_loc jumping to it
4095 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
4097 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
4098 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
4099 dwarf2out_cfi_label callers.
4100 * tree.h (dwarf2out_cfi_label): Adjust prototype.
4101 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
4102 Adjust dwarf2out_cfi_label callers.
4103 * config/vax/vax.c (vax_output_function_prologue): Likewise.
4105 * config/i386/i386.h (struct machine_cfa_state,
4106 struct machine_function): Guard with ifndef USED_FOR_TARGET
4107 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
4110 * emutls.c (__emutls_get_address): Change arr->size to mean number
4111 of allocated arr->data entries instead of # of slots + 1.
4114 * recog.c (peep2_reinit_state): New function.
4115 (peephole2_init_state): Use it at the end of a basic block and also
4116 when seeing a RTX_FRAME_RELATED_P insn.
4118 2009-06-01 Steve Ellcey <sje@cup.hp.com>
4120 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
4121 fixuns_truncrfdi2): New.
4122 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
4123 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
4124 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
4125 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
4126 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
4127 *recip_approx): Remove.
4128 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
4129 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
4130 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
4132 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
4135 2009-06-01 Ian Lance Taylor <iant@google.com>
4137 * attribs.c (register_attribute): Use CONST_CAST.
4138 * collect2.c (main): Use CONST_CAST2.
4139 (scan_prog_file): Likewise.
4140 * gcc.c (process_command, main): Likewise.
4141 * toplev.c (toplev_main): Likewise.
4143 * c-typeck.c (handle_warn_cast_qual): New static function,
4144 partially broken out of build_c_cast.
4145 (build_c_cast): Call handle_warn_cast_qual.
4146 * doc/invoke.texi (Warning Options): Document new effect of
4149 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
4151 * diagnostic.c (diagnostic_build_prefix): Always print columns.
4152 (diagnostic_report_current_module): Print columns.
4153 * common.opt (flag_show_column): Enable by default.
4155 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
4157 * alias.c (find_base_term): Check for NULL term before returning.
4159 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4161 Revert due to PR40320:
4162 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4163 * calls.c (emit_library_call_value_1): Don't force_operand for move
4166 2009-06-01 Olivier Hainque <hainque@adacore.com>
4167 Eric Botcazou <ebotcazou@adacore.com>
4169 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
4170 to be processed as a bitfield for constructor output purposes.
4171 * output.h (initializer_constant_valid_for_bitfield_p): Declare
4173 * varasm.c (oc_local_state): New type, output_constructor
4174 local state to support communication with helpers.
4175 (oc_outer_state): New type, output_constructor outer state of
4176 relevance in recursive calls.
4177 (output_constructor_array_range): New output_constructor helper,
4178 extracted code for an array range element.
4179 (output_constructor_regular_field): New output_constructor helper,
4180 extracted code for an element that is not a bitfield.
4181 (output_constructor_bitfield): New output_constructor helper,
4182 extracted code for a bitfield element. Accept an OUTER state
4183 argument for recursive processing. Recurse on record or array
4184 CONSTRUCTOR values, possibly past noop conversions.
4185 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
4186 VALUE is a valid constant-valued expression for use in a static
4187 bit-field initializer.
4188 (output_constructor): Rework to use helpers. Accept and honor an
4189 OUTER state argument for recursive calls. Return total size. Be
4190 prepared for nested constructors initializing bitfields.
4191 (output_constant): Feed OUTER in calls to output_constructor.
4193 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4195 * calls.c (emit_library_call_value_1): Don't force_operand for move
4198 2009-06-01 Nick Clifton <nickc@redhat.com>
4200 * doc/invoke.texi (IA-64 Options): Fix typo.
4202 2009-06-01 Ira Rosen <irar@il.ibm.com>
4204 PR tree-optimization/39129
4205 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
4207 (vect_do_peeling_for_loop_bound): Use
4208 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
4209 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
4210 (vect_loop_versioning): Likewise.
4211 (vect_create_cond_for_alias_checks): Fix indentation.
4212 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
4214 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
4215 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
4216 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
4217 "control flow in loop".
4218 (vect_estimate_min_profitable_iters): Use
4219 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
4220 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
4221 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
4222 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
4223 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
4224 statement belongs to a group of strided accesses with the exact code
4226 (vectorizable_load): Likewise.
4227 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
4228 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
4230 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
4232 * config/freebsd-stdint.h: New file.
4233 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
4234 Add freebsd-stdint.h to tm_file.
4236 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
4238 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
4239 (thumb2_extendhidi2): Likewise.
4241 2009-05-31 Ian Lance Taylor <iant@google.com>
4243 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
4245 2009-05-31 Ian Lance Taylor <iant@google.com>
4247 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
4248 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
4249 (ipa-reference.o): Depend upon gt-ipa-reference.h.
4251 2009-05-31 Jason Merrill <jason@redhat.com>
4253 * tree-pretty-print.c (print_call_name): Take the callee, not the
4254 call itself. Make non-static. Use dump_function_name for functions.
4255 (dump_generic_node): Adjust.
4256 * diagnostic.h: Declare print_call_name.
4257 * gimple-pretty-print.c (dump_gimple_call): Use it.
4259 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
4261 * config/sh/sh.md (ashldi3_std): New define_expand.
4264 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
4267 * config/sh/sh.c: Include debug.h.
4268 (sh_expand_epilogue): Emit a blockage insn before the frame
4269 pointer adjustment also when dwarf2out_do_frame returns true.
4271 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
4273 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
4274 (thumb2_extendqidi2): New pattern.
4276 2009-05-31 Ira Rosen <irar@il.ibm.com>
4278 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
4279 mark phis for renaming.
4280 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
4281 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
4282 Call mark_sym_for_renaming.
4283 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
4284 * tree-vect-loop.c (vect_transform_loop): Remove
4285 vect_memsyms_to_rename initialization and a call to
4286 mark_set_for_renaming.
4288 2009-05-31 Jakub Jelinek <jakub@redhat.com>
4291 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
4292 frame related even if !set_cfa && style < 0.
4294 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
4296 * config/i386/mingw-tls.c: New file.
4297 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
4298 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
4299 defining _WIN32 but not __CYGWIN__.
4301 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4303 * configure.ac: Add MPC support.
4305 * config.in, configure: Regenerate.
4307 2009-05-29 Richard Henderson <rth@redhat.com>
4309 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
4310 NOTE_INSN_BASIC_BLOCK.
4311 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
4312 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
4313 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
4315 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
4317 (add_cfi): Disable check redefining cfa away from drap.
4318 (lookup_cfa_1): Add remember argument; handle remember/restore.
4319 (lookup_cfa): Pass remember argument.
4320 (cfa_remember): New.
4321 (compute_barrier_args_size_1): Remove sibcall check.
4322 (dwarf2out_frame_debug_def_cfa): New.
4323 (dwarf2out_frame_debug_adjust_cfa): New.
4324 (dwarf2out_frame_debug_cfa_offset): New.
4325 (dwarf2out_frame_debug_cfa_register): New.
4326 (dwarf2out_frame_debug_cfa_restore): New.
4327 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
4328 (dwarf2out_begin_epilogue): New.
4329 (dwarf2out_frame_debug_restore_state): New.
4330 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
4331 DW_CFA_restore_state.
4332 (output_cfi_directive): Likewise.
4333 (convert_cfa_to_fb_loc_list): Likewise.
4334 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
4335 * dwarf2out.h: Update.
4336 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
4337 (copy_insn_1): Early out for null.
4338 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
4339 and dwarf2out_frame_debug_restore_state.
4340 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
4341 (prologue_insn_hash, epilogue_insn_hash): New.
4342 (free_after_compilation): Adjust freeing accordingly.
4343 (record_insns): Create hash table if needed; push insns into
4344 hash instead of array.
4345 (maybe_copy_epilogue_insn): New.
4346 (contains): Search hash table instead of array.
4347 (sibcall_epilogue_contains): Remove.
4348 (thread_prologue_and_epilogue_insns): Split eh_return insns
4349 and mark them as epilogues.
4350 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
4351 scanning in terms of basic blocks.
4352 * insn-notes.def (CFA_RESTORE_STATE): New.
4353 * jump.c (returnjump_p_1): Accept EH_RETURN.
4354 (eh_returnjump_p_1, eh_returnjump_p): New.
4355 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
4356 CFA_REGISTER, CFA_RESTORE): New.
4357 * rtl.def (EH_RETURN): New.
4358 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
4360 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
4361 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
4363 * config/i386/i386.c (gen_push): Update cfa state.
4364 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
4365 add a CFA_ADJUST_CFA note.
4366 (ix86_dwarf_handle_frame_unspec): Remove.
4367 (ix86_expand_prologue): Update cfa state.
4368 (ix86_emit_restore_reg_using_pop): New.
4369 (ix86_emit_restore_regs_using_pop): New.
4370 (ix86_emit_leave): New.
4371 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
4372 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
4373 * config/i386/i386.h (struct machine_cfa_state): New.
4374 (ix86_cfa_state): New.
4375 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
4376 (eh_return_internal): Merge from eh_return_<mode>,
4377 use eh_return rtx, split w/ epilogue.
4379 2009-05-29 Ian Lance Taylor <iant@google.com>
4381 * builtins.c (validate_gimple_arglist): Don't use va_arg with
4383 * calls.c (emit_library_call_value_1): Likewise.
4385 * c-typeck.c (c_build_va_arg): New function.
4386 * c-tree.h (c_build_va_arg): Declare.
4387 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
4388 instead of build_va_arg.
4390 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
4392 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
4393 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
4394 (ptr_difference_cost): Use affine combinations to compute it.
4395 (difference_cost): Likewise.
4396 (get_computation_cost_at): Compute more accurate cost for addresses
4397 if the ratio is a multiplier allowed in addresses.
4398 For non-addresses, consider that an additional offset or symbol is
4401 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4403 * config/i386/i386.c (ix86_decompose_address): Avoid useless
4404 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
4406 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
4407 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
4408 (prefix_rex): For UNIT_MMX don't imply the prefix by default
4410 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
4411 to 1 for TYPE_SSE{IADD1,CVT1}.
4412 (prefix_vex_imm8): Removed.
4413 (length_vex): Only pass 1 as second argument to
4414 ix86_attr_length_vex_default if prefix_extra is 0.
4415 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
4416 (length): For prefix vex computation use length_immediate
4417 attribute instead of prefix_vex_imm8.
4418 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
4419 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
4420 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
4421 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
4422 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
4423 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
4424 a space in between the operands.
4425 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
4426 if one operand is 0xff and the other one si, di, bp or sp.
4427 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
4428 other one si, di, bp or sp.
4429 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
4430 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
4431 type and mode attributes.
4432 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
4433 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
4434 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
4435 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
4436 prefix_data16 attribute iff MODE_DF.
4437 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
4438 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
4439 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
4440 constm128_operand in length_immediate computation.
4441 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
4442 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
4443 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
4444 length_immediate attribute to 1.
4445 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
4446 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
4447 for certain alternatives.
4448 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
4449 prefix_data16 attribute if MODE_V1DF.
4450 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
4451 length_immediate to 1.
4452 (set_got_rex64, set_rip_rex64): Remove length attribute, set
4453 length_address to 4, set mode attribute to MODE_DI.
4454 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
4455 (fxam<mode>2_i387): Set length attribute to 4.
4456 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
4457 *prefetch_3dnow_rex): Override length_address attribute.
4458 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
4460 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
4461 (constm128_operand): Removed.
4462 * config/i386/i386.c (memory_address_length): For
4463 disp && !index && !base in 64-bit mode account for SIB byte if
4464 print_operand_address can't optimize disp32 into disp32(%rip)
4465 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
4466 for fs: or gs: segment.
4467 (ix86_attr_length_immediate_default): When checking if shortform
4468 is possible, truncate immediate to the length of the non-shortened
4470 (ix86_attr_length_address_default): Ignore MEM_P operands
4472 (ix86_attr_length_vex_default): Only check for DImode on
4473 GENERAL_REG_P operands.
4474 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
4475 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
4476 (sse_cvttps2pi): Clear prefix_rep attribute.
4477 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
4479 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
4480 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
4481 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
4482 iff operand 2 is const_int_operand.
4483 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
4484 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
4485 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
4487 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
4489 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
4490 prefix_data16 attribute for movlpd and movhpd instructions.
4491 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
4492 length_immediate for shufpd instruction.
4493 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
4494 (avx_cmpp<avxmodesuffixf2c><mode>3,
4495 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
4496 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
4497 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
4498 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
4499 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
4500 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
4501 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
4502 prefix_data16 attribute for the first alternative to 1.
4503 (*avx_loadlps): Override length_immediate for the first alternative.
4504 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
4505 attributes for second alternative.
4506 (*vec_concatv2sf_sse4_1): Override length_immediate and
4507 prefix_data16 attributes for second alternative.
4508 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
4509 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
4510 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
4511 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
4512 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
4513 prefix_data16 and length_immediate to 1.
4514 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
4516 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
4517 prefix_extra attribute for variants that don't have 0f prefix alone.
4518 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
4519 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
4520 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
4521 *sse4_1_pextrd): Set length_immediate to 1.
4522 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
4523 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
4525 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
4526 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
4527 length_immediate to 1 for second alternative.
4528 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
4529 prefix_extra and length_immediate attributes for the first
4531 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
4533 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
4534 to 1 for the first and third alternative.
4535 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
4537 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
4539 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
4541 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
4542 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
4543 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
4544 *avx_psign<mode>3): Set prefix_extra attribute to 1.
4545 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
4546 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
4547 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
4548 ssse3_psign<mode>3): Override prefix_rex attribute.
4549 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
4550 (ssse3_palignrti): Override length_immediate to 1.
4551 (ssse3_palignrdi): Override length_immediate to 1, override
4552 prefix_rex attribute.
4553 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
4554 (sse4a_extrqi): Override length_immediate to 2.
4555 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
4556 (sse4a_insertq): Override prefix_data16 to 0.
4557 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
4558 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
4559 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
4560 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
4561 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
4562 and length_immediate to 1.
4563 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
4564 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
4565 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
4566 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
4567 and length_immediate to 1.
4568 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
4569 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
4570 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
4571 avx_ptest256): Override prefix_extra to 1.
4572 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
4573 Override prefix_data16 and length_immediate to 1.
4574 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
4575 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
4576 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
4577 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
4578 prefix_data16 to 0 and prefix_extra to 2.
4579 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
4580 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
4582 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
4583 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
4584 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
4585 and prefix_extra to 2.
4586 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
4587 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
4588 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
4589 avx_vpermilvar<mode>3,
4590 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
4591 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
4592 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
4593 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
4594 Override prefix_extra to 1.
4595 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
4596 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
4597 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
4598 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
4599 prefix_extra and length_immediate to 1.
4600 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
4602 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
4603 to 1 for the first alternative.
4604 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
4605 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
4607 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
4608 *movv2sf_internal_avx, *movv2sf_internal): Override
4609 prefix_rep attribute for certain alternatives.
4610 (*mov<mode>_internal): Override prefix_rep or prefix_data16
4611 attributes for certain alternatives.
4612 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
4613 attributes for certain alternatives.
4614 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
4615 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
4616 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
4617 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
4618 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
4619 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
4620 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
4621 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
4622 length_immediate to 1 if operand 2 is const_int_operand.
4623 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
4624 *vec_extractv2si_1): Set length_immediate attribute to 1.
4625 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
4626 using old 3DNOW insn rather than SSE/3DNOW_A.
4627 (mmx_emms, mmx_femms): Clear modrm attribute.
4629 2009-05-29 Martin Jambor <mjambor@suse.cz>
4631 * tree-sra.c: New implementation of SRA.
4633 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
4634 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
4635 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
4636 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
4637 (SRA_MAX_STRUCTURE_COUNT): Removed.
4638 (SRA_FIELD_STRUCTURE_RATIO): Removed.
4639 * doc/invoke.texi (sra-max-structure-size): Removed.
4640 (sra-field-structure-ratio): Removed.
4642 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4645 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
4648 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
4650 PR rtl-optimization/40101
4651 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
4652 seqno. Adjust comment.
4653 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
4654 inserting bookkeeping before a jump, the jump is not scheduled.
4655 When no positive seqno found, provide a value. Add comment.
4657 2009-05-29 Richard Guenther <rguenther@suse.de>
4659 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
4660 short-cutting on the first component.
4662 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4665 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
4666 for trees other than decls/types.
4668 2009-05-29 Richard Guenther <rguenther@suse.de>
4670 * tree-ssa-operands.c (get_expr_operands): Do not handle
4671 INDIRECT_REFs in the handled-component case. Remove
4672 unused get_ref_base_and_extent case.
4673 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
4674 tree_low_cst and host_integerp where possible.
4675 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
4676 codes for equivalence.
4677 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
4679 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
4681 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
4682 to tmake_file for i[34567]86-*-cygwin*.
4684 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4687 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
4688 (altivec_categorize_keyword, init_vector_keywords,
4689 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
4692 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
4694 * tree.c (handle_dll_attribute): Check if node is
4695 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
4697 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
4699 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
4701 (thumb2_zero_extendqidi2): Likewise.
4703 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
4705 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
4706 instead of gen_movrt.
4707 * config/sh/sh.md (movrt): Remove.
4709 2009-05-28 Steve Ellcey <sje@cup.hp.com>
4711 * doc/invoke.texi (IA-64 Options):
4712 Add -msdata, -mfused-madd, -mno-inline-float-divide,
4713 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
4714 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
4715 -msched-prefer-non-control-spec-insns,
4716 -msched-stop-bits-after-every-cycle,
4717 -msched-count-spec-in-critical-path,
4718 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
4719 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
4720 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
4721 and -msched-spec-verbose.
4723 2009-05-28 Joseph Myers <joseph@codesourcery.com>
4725 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
4726 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
4728 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
4730 2009-05-28 Richard Guenther <rguenther@suse.de>
4732 * tree-ssa-alias.c (ao_ref_init): New function.
4733 (ao_ref_base): Likewise.
4734 (ao_ref_base_alias_set): Likewise.
4735 (ao_ref_alias_set): Likewise.
4736 (refs_may_alias_p_1): Change signature.
4737 (refs_may_alias_p): Adjust.
4738 (refs_anti_dependent_p): Likewise.
4739 (refs_output_dependent_p): Likewise.
4740 (call_may_clobber_ref_p_1): Change signature.
4741 (call_may_clobber_ref_p): Adjust.
4742 (stmt_may_clobber_ref_p_1): New function split out from ...
4743 (stmt_may_clobber_ref_p): ... here.
4744 (maybe_skip_until): Adjust signature.
4745 (get_continuation_for_phi): Likewise.
4746 (walk_non_aliased_vuses): Likewise.
4747 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
4748 (ao_ref_init): Declare.
4749 (ao_ref_base): Likewise.
4750 (ao_ref_alias_set): Likewise.
4751 (stmt_may_clobber_ref_p_1): Likewise.
4752 (walk_non_aliased_vuses): Adjust.
4753 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
4754 (get_ref_from_reference_ops): remove.
4755 (vn_reference_lookup_2): Adjust signature.
4756 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
4757 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
4758 (vn_reference_lookup): Adjust.
4759 (vn_reference_insert): Likewise.
4760 (vn_reference_insert_pieces): Adjust signature.
4761 (visit_reference_op_call): Adjust.
4762 * tree-ssa-pre.c (get_expr_type): Simplify.
4763 (phi_translate_1): Adjust.
4764 (compute_avail): Likewise.
4765 (translate_vuse_through_block): Do not re-build trees.
4766 (value_dies_in_block_x): Likewise.
4767 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
4769 (vn_reference_lookup_pieces): Adjust declaration.
4770 (vn_reference_insert_pieces): Likewise.
4772 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
4774 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
4775 with checking disabled.
4777 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
4781 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
4782 macro definition for support of three-operand format aligned
4783 .comm directive in assembler on cygwin/pe/mingw target OS.
4784 * configure: Regenerate.
4785 * config.h: Regenerate.
4787 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
4788 aligned form of .comm directive if -mpe-aligned-commons is in effect.
4789 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
4791 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
4792 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
4794 2009-05-28 Ira Rosen <irar@il.ibm.com>
4796 PR tree-optimization/40254
4797 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
4798 in analysis of basic blocks.
4800 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
4803 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
4804 * target-def.h (TARGET_CONST_ANCHOR): New macro.
4805 (TARGET_INITIALIZER): Use it.
4806 * cse.c (CHEAPER): Move it up to the other macros.
4807 (insert): Rename this ...
4808 (insert_with_costs): ... to this. Add cost parameters. Update
4810 (insert): New function. Call insert_with_costs.
4811 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
4812 find_reg_offset_for_const, try_const_anchors): New functions.
4813 (cse_insn): Call try_const_anchors. Adjust cost of src_related
4814 when using a const-anchor. Call insert_const_anchors.
4815 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
4816 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
4818 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
4820 * tree-inline.c (remap_decls): Enable nonlocalized variables
4821 when not optimizing.
4823 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
4825 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
4826 Simplify other tests involving optimize.
4828 2009-05-27 Tom Tromey <tromey@redhat.com>
4830 * unwind-dw2.c (_Unwind_DebugHook): New function.
4831 (uw_install_context): Call _Unwind_DebugHook.
4833 2009-05-27 Tom Tromey <tromey@redhat.com>
4835 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
4837 2009-05-27 Ian Lance Taylor <iant@google.com>
4839 * Makefile.in (LINKER, LINKER_FLAGS): Define.
4840 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
4841 (ALL_LINKERFLAGS): Define.
4842 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
4843 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
4844 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
4845 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
4846 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
4847 $(LINKER_FOR_BUILD).
4848 (build/gcov-iov$(build_exeext)): Likewise.
4850 2009-05-27 Julian Brown <julian@codesourcery.com>
4852 * gcse.c (target.h): Include.
4853 (can_assign_to_reg_without_clobbers_p): Check that the target allows
4854 copy of argument to a pseudo register.
4856 2009-05-27 Diego Novillo <dnovillo@google.com>
4858 * tree-ssa-live.c (dump_scope_block): Document arguments.
4859 (dump_scope_blocks): Document.
4860 (debug_scope_blocks): New.
4861 * tree-flow.h (debug_scope_blocks): Declare.
4863 2009-05-21 Denis Chertykov <denisc@overta.ru>
4865 * doc/contrib.texi (Contributors): Add myself to the list.
4867 2009-05-27 Olivier Hainque <hainque@adacore.com>
4869 * expr.c (target_align): New function. Alignment the TARGET of an
4870 assignment may be assume to have.
4871 (highest_pow2_factor_for_target): Use it instead of relying on
4872 immediate tree attributes of TARGET, not necessarily honored when
4873 intermediate bitfields are involved.
4875 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
4878 * config/i386/driver-i386.c (host_detect_local_cpu): Support
4879 AVX, SSE4, AES, PCLMUL and POPCNT.
4881 2009-05-27 Diego Novillo <dnovillo@google.com>
4883 * tree-pretty-print.c (dump_location): New.
4884 (dump_generic_node): Call it.
4885 Factor code to handle BLOCK nodes ...
4886 (dump_block_node): ... here.
4888 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
4890 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
4892 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
4894 * gcc-plugin.h: Include config.h and system.h.
4895 (IN_GCC): Define if not defined.
4897 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
4900 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
4903 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
4905 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
4907 * config/m32r/m32r.h: Ditto.
4908 * config/m32r/m32r.md: Ditto.
4909 * config/m32r/predicates.md: Ditto.
4911 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
4913 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
4915 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
4918 (Loading plugins): typo.
4919 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
4920 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
4921 (Interacting with the GCC Garbage Collector): Added new section.
4922 (Giving information about a plugin): Added new section for
4924 * ggc.h (ggc_register_root_tab): Added declaration.
4925 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
4926 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
4927 (register_callback): Improved comment in declaration.
4928 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
4929 (extra_root_vec) Added static variable for dynamic roots registration.
4930 (ggc_register_root_tab) Added new routine.
4931 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
4932 PLUGIN_GGC_MARKING event.
4933 * ggc-zone.c: Include plugin.h.
4934 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
4935 * ggc-page.c: Include plugin.h.
4936 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
4937 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
4938 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
4939 (register_callback): check lack of callbacks for
4940 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
4941 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
4942 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
4943 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
4944 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
4945 dependency on plugin.h.
4946 (plugin.o): Added dependency on ggc.h...
4948 2009-05-26 Richard Guenther <rguenther@suse.de>
4952 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
4953 with mismatched comparison modes.
4955 * expr.c (expand_expr_real_1): Expand the operand of a
4956 VIEW_CONVERT_EXPR in its natural mode.
4958 2009-05-26 Ian Lance Taylor <iant@google.com>
4960 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
4961 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
4962 (ALL_COMPILERFLAGS): Define.
4963 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
4964 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
4965 (collect2$(exeext), collect2.o): Likewise.
4966 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
4967 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
4968 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
4969 (libbackend.o, intl.o, cppdefault.o): Likewise.
4970 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
4971 (build/%.o): Use $(COMPILER_FOR_BUILD).
4972 (build/gen%$(build_exeext)): Likewise.
4973 (build/gcov-iov$(build_exeext)): LIkewise.
4974 * config/t-darwin (darwin.o): Use $(COMPILER).
4975 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
4976 * config/t-sol2 (sol2-c.o): Likewise.
4978 * config/t-vxworks (vxworks.o): Likewise.
4979 * config/x-darwin (host-darwin.o): Likewise.
4980 * config/x-hpux (host-hpux.o): Likewise.
4981 * config/x-linux (host-linux.o): Likewise.
4982 * config/x-solaris (host-solaris.o): Likewise.
4983 * config/alpha/x-alpha (driver-alpha.o): Likewise.
4984 * config/arm/t-arm (arm-c.o): Likewise.
4985 * config/arm/t-pe (pe.o): Likewise.
4986 * config/arm/t-wince-pe (pe.o): Likewise.
4987 * config/i386/t-cygming (winnt.o): Likewise.
4988 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
4989 * config/i386/t-cygwin (cygwin1.o): Likewise.
4990 (cygwin2.o): Likewise.
4991 * config/i386/t-i386 (i386-c.o): Likewise.
4992 * config/i386/t-interix (winnt.o): Likewise.
4993 * config/i386/t-netware (netware.o): Likewise.
4994 * config/i386/t-nwld (nwld.o): Likewise.
4995 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
4996 * config/i386/x-i386 (driver-i386.o): Likewise.
4997 * config/i386/x-cygwin (host-cygwin.o): Likewise.
4998 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
4999 * config/ia64/t-ia64 (ia64-c.o): Likewise.
5000 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
5001 * config/mips/x-native (driver-native.o): Likewise.
5002 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
5003 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
5004 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
5005 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
5006 * config/score/t-score-elf (score7.o): Likewise.
5007 (score3.o): Likewise.
5008 * config/sh/t-sh (sh-c.o): Likewise.
5009 * config/sh/t-symbian (sh-c.o): Likewise.
5010 (symbian.o): Likewise.
5011 * config/spu/t-spu-elf (spu-c.o): Likewise.
5012 * config/v850/t-v850 (v850-c.o): Likewise.
5013 * config/v850/t-v850e (v850-c.o): Likewise.
5015 2009-05-26 Richard Guenther <rguenther@suse.de>
5017 PR tree-optimization/40122
5018 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
5019 VECTOR_CSTs if possible.
5020 (fold_gimple_assign): Likewise.
5022 2009-05-26 Richard Guenther <rguenther@suse.de>
5025 * fold-const.c (fold_binary): Use the correct types for building
5028 2009-05-26 Richard Guenther <rguenther@suse.de>
5030 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
5031 redundant calls to merge_alias_info.
5032 (bump_vector_ptr): Likewise.
5033 * tree-ssa-copy.c (merge_alias_info): Remove.
5034 (replace_exp_1): Remove call to merge_alias_info.
5035 (propagate_tree_value): Likewise.
5036 (fini_copy_prop): Propagate points-to info.
5037 * tree-flow.h (merge_alias_info): Remove.
5039 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
5041 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
5043 2009-05-25 Jan Hubicka <jh@suse.cz>
5045 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
5046 * cgraph.h (struct inline_summary): New filed self_wize,
5047 size_inlining_benefit, self_time and time_inlining_benefit.
5048 (struct cgraph_global_info): Replace insns by time ans size fields.
5049 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
5050 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
5051 (ipcp_update_callgraph): Do not touch function bodies.
5052 * ipa-inline.c: Include except.h
5053 (MAX_TIME): New constant.
5054 (overall_insns): Remove.
5056 (overall_size, max_benefit): New static variables.
5057 (cgraph_estimate_time_after_inlining): New function.
5058 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
5059 (cgraph_clone_inlined_nodes): Update size.
5060 (cgraph_mark_inline_edge): Update size.
5061 (cgraph_estimate_growth): Use size info.
5062 (cgraph_check_inline_limits): Check size.
5063 (cgraph_default_inline_p): Likewise.
5064 (cgraph_edge_badness): Compute badness based on benefit and size cost.
5065 (cgraph_decide_recursive_inlining): Check size.
5066 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
5068 (cgraph_decide_inlining): Likewise.
5069 (cgraph_decide_inlining_incrementally): Likewise; honor
5070 PARAM_EARLY_INLINING_INSNS.
5071 (likely_eliminated_by_inlining_p): New predicate.
5072 (estimate_function_body_sizes): New function.
5073 (compute_inline_parameters): Use it.
5074 * except.c (must_not_throw_labels): New function.
5075 * except.h (must_not_throw_labels): Declare.
5076 * tree-inline.c (init_inline_once): Kill inlining_weigths
5077 * tree-ssa-structalias.c: Avoid uninitialized warning.
5078 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
5079 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
5080 (PARAM_INLINE_CALL_COST): Remove.
5081 (PARAM_EARLY_INLINING_INSNS): New.
5083 2009-05-25 Richard Guenther <rguenther@suse.de>
5085 PR tree-optimization/36327
5086 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
5087 callback for reference translation or lookup at the point of may-defs.
5088 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
5089 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
5090 for union COMPONENT_REFs.
5091 (vn_reference_lookup_3): New callback. Lookup from memset
5092 and CONSTRUCTOR assignment, translate through struct copies.
5093 (vn_reference_lookup_pieces): Make sure to not free the
5094 passed operands array. Adjust walk_non_aliased_vuses call.
5095 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
5096 make sure we do not leak memory.
5098 2009-05-25 Richard Guenther <rguenther@suse.de>
5100 * tree-ssa-alias.h (dump_points_to_solution): Declare.
5101 * tree-inline.c (expand_call_inline): Reset the escaped and
5103 * tree-ssa-structalias.c (pass_build_ealias): New.
5104 * tree-pass.h (pass_build_ealias): Declare.
5105 * passes.c (init_optimization_passes): Add PTA during
5106 early optimizations.
5107 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
5108 and CALLUSED solutions.
5109 (dump_points_to_solution): New function, split out from ...
5110 (dump_points_to_info_for): ... here.
5111 * tree-parloops.c (parallelize_loops): Reset the escaped and
5114 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5117 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
5118 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
5120 2009-05-25 Ira Rosen <irar@il.ibm.com>
5122 PR tree-optimization/40238
5123 * tree-vect-stmts.c (vect_init_vector): Insert initialization
5124 statements after basic block's labels.
5125 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
5126 to free the allocated memory.
5128 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
5130 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
5131 return address with a USE.
5133 2009-05-24 Richard Guenther <rguenther@suse.de>
5136 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
5137 array type from the main variant of the inner type.
5139 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5141 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
5142 definition to bool (from int) to un-break build.
5143 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
5145 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
5147 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
5148 discard_stmt_changes): Delete.
5149 * tree-ssa-operands.c (scb_stack): Delete.
5150 (init_ssa_operands): Do not initialize it.
5151 (fini_ssa_operands): Do not free it.
5152 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
5154 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
5155 update_stmt, remove the others. Fix comments.
5156 * tree-dfa.c (optimize_stack_restore): Likewise.
5157 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
5158 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
5159 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
5160 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
5162 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
5163 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5164 (dom_opt_finalize_block): Likewise, adjusting access to
5166 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
5167 (stmts_to_rescan): Change item type to gimple.
5168 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
5170 2009-05-24 Ira Rosen <irar@il.ibm.com>
5172 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
5173 * tree-pass.h (pass_slp_vectorize): New pass.
5174 * params.h (SLP_MAX_INSNS_IN_BB): Define.
5175 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
5176 * tree-vectorizer.c (timevar.h): Include.
5177 (user_vect_verbosity_level): Declare.
5178 (vect_location): Fix comment.
5179 (vect_set_verbosity_level): Update user_vect_verbosity_level
5180 instead of vect_verbosity_level.
5181 (vect_set_dump_settings): Add an argument. Ignore user defined
5182 verbosity if dump flags require higher level of verbosity. Print to
5183 stderr only for loop vectorization.
5184 (vectorize_loops): Update call to vect_set_dump_settings.
5185 (execute_vect_slp): New function.
5186 (gate_vect_slp): Likewise.
5187 (struct gimple_opt_pass pass_slp_vectorize): New.
5188 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
5190 (vec_info_for_bb): New function.
5191 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
5192 (VECTORIZATION_ENABLED): New macro.
5193 (SLP_ENABLED, SLP_DISABLED): Likewise.
5194 (vect_is_simple_use): Add bb_vec_info argument.
5195 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
5196 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
5197 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
5198 vect_schedule_slp, vect_analyze_slp): Likewise.
5199 (vect_analyze_stmt): Add slp_tree argument.
5200 (find_bb_location): Declare.
5201 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5202 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
5203 (vect_analyze_loop_operations, vect_analyze_loop,
5204 get_initial_def_for_induction, vect_create_epilog_for_reduction,
5205 vect_finalize_reduction, vectorizable_reduction,
5206 vectorizable_live_operation, vect_transform_loop): Likewise.
5207 * tree-data-ref.c (dr_analyze_innermost): Update comment,
5208 skip evolution analysis if analyzing a basic block.
5209 (dr_analyze_indices): Likewise.
5210 (initialize_data_dependence_relation): Skip the test whether the
5211 object is invariant for basic blocks.
5212 (compute_all_dependences): Skip dependence analysis for data
5213 references in basic blocks.
5214 (find_data_references_in_stmt): Don't fail in case of invariant
5215 access in basic block.
5216 (find_data_references_in_bb): New function.
5217 (find_data_references_in_loop): Move code to
5218 find_data_references_in_bb and add a call to it.
5219 (compute_data_dependences_for_bb): New function.
5220 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
5221 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
5223 (vect_analyze_data_ref_dependence): Check for interleaving in case of
5224 unknown dependence in basic block and fail in case of dependence in
5226 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
5227 dependence instances from either loop or basic block vectorization
5229 (vect_compute_data_ref_alignment): Check if it is loop vectorization
5230 before calling nested_in_vect_loop_p.
5231 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
5232 dependence instances from either loop or basic block vectorization
5234 (vect_verify_datarefs_alignment): Likewise.
5235 (vect_enhance_data_refs_alignment): Adjust function calls.
5236 (vect_analyze_data_refs_alignment): Likewise.
5237 (vect_analyze_group_access): Fix printing. Skip different checks if
5238 DR_STEP is 0. Keep strided stores either in loop or basic block
5239 vectorization data structure. Fix indentation.
5240 (vect_analyze_data_ref_access): Fix comments, allow zero step in
5242 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
5243 dependence instances from either loop or basic block vectorization
5245 (vect_analyze_data_refs): Update comment. Call
5246 compute_data_dependences_for_bb to analyze basic blocks.
5247 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
5248 case of loop vectorization. In case of basic block vectorization use
5249 data-ref itself as a base.
5250 (vect_create_data_ref_ptr): In case of basic block vectorization:
5251 don't advance the pointer, add new statements before the current
5252 statement. Adjust function calls.
5253 (vect_supportable_dr_alignment): Support only aligned accesses in
5254 basic block vectorization.
5255 * common.opt (ftree-slp-vectorize): New flag.
5256 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
5257 (vect_pattern_recog_1): Likewise.
5258 * tree-vect-stmts.c (process_use): Likewise.
5259 (vect_init_vector): Add new statements in the beginning of the basic
5260 block in case of basic block SLP.
5261 (vect_get_vec_def_for_operand): Adjust function calls.
5262 (vect_finish_stmt_generation): Likewise.
5263 (vectorizable_call): Add assert that it is loop vectorization, adjust
5265 (vectorizable_conversion, vectorizable_assignment): Likewise.
5266 (vectorizable_operation): In case of basic block SLP, take
5267 vectorization factor from statement's type and skip the relevance
5268 check. Adjust function calls.
5269 (vectorizable_type_demotion): Add assert that it is loop
5270 vectorization, adjust function calls.
5271 (vectorizable_type_promotion): Likewise.
5272 (vectorizable_store): Check for outer loop only in case of loop
5273 vectorization. Adjust function calls. For basic blocks, skip the
5274 relevance check and don't advance pointers.
5275 (vectorizable_load): Likewise.
5276 (vectorizable_condition): Add assert that it is loop vectorization,
5277 adjust function calls.
5278 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
5279 that it is not reduction, get vector type, call only supported
5280 functions, skip loop specific parts.
5281 (vect_transform_stmt): Check for outer loop only in case of loop
5283 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
5284 (vect_is_simple_use): Fix comment, add new argument, fix conditions
5285 for external definition.
5286 * passes.c (pass_slp_vectorize): New pass.
5287 * tree-vect-slp.c (find_bb_location): New function.
5288 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
5289 check for patterns only in loops.
5290 (vect_build_slp_tree): Add argument, adjust function calls, fail in
5291 case of multiple types in basic block SLP.
5292 (vect_mark_slp_stmts_relevant): New function.
5293 (vect_supported_load_permutation_p): Fix comment.
5294 (vect_analyze_slp_instance): Add argument. In case of basic block
5295 SLP, take vectorization factor from statement's type, check that
5296 unrolling factor is 1. Adjust function call. Save SLP instance in
5297 either loop or basic block vectorization structure. Return FALSE,
5299 (vect_analyze_slp): Add argument. Get strided stores groups from
5300 either loop or basic block vectorization structure. Return FALSE
5301 if basic block SLP failed.
5302 (new_bb_vec_info): New function.
5303 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
5304 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
5305 (vect_schedule_slp): Add argument. Get SLP instances from either
5306 loop or basic block vectorization structure. Set vectorization factor
5307 to be 1 for basic block SLP.
5308 (vect_slp_transform_bb): New function.
5309 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
5311 2009-05-23 Mark Mitchell <mark@codesourcery.com>
5313 * final.c (shorten_branches): Do not align labels for jump tables.
5314 (final_scan_insn): Use JUMP_TABLE_DATA_P.
5316 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
5318 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
5319 Remove outdated reference to flow.c and fix nits.
5320 * doc/gccint.texi: Tweak RTL description.
5321 * doc/rtl.texi: Likewise.
5323 2009-05-23 Denis Chertykov <chertykov@gmail.com>
5325 * config/avr/avr.c: Change my email address.
5326 * config/avr/avr.h: Likewise.
5327 * config/avr/avr.md: Likewise.
5328 * config/avr/avr-protos.h: Likewise.
5329 * config/avr/libgcc.S: Likewise.
5331 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
5333 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
5334 (spu_split_load, spu_split_store): Change return type to int.
5335 (spu_split_convert): Declare.
5336 * config/spu/predicates.md (spu_mem_operand): Remove.
5337 (spu_mov_operand): Update.
5338 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
5339 * config/spu/spu.c (regno_aligned_for_load): Remove.
5340 (reg_aligned_for_addr, spu_expand_load): Define.
5341 (spu_expand_extv): Reimplement and handle MEM.
5342 (spu_expand_insv): Handle MEM.
5343 (spu_sched_reorder): Handle insn's with length 0.
5344 (spu_legitimate_address_p): Reimplement.
5345 (store_with_one_insn_p): Return TRUE for any mode with size
5346 larger than 16 bytes.
5347 (address_needs_split): Define.
5348 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
5350 (spu_convert_move): Define.
5351 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
5352 (spu_split_store): Change all MEM's to TImode.
5353 (spu_init_expanders): Preallocate registers that correspond to
5354 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
5356 (spu_split_convert): Define.
5357 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
5358 (_move<mode>, _movdi, _movti): Update predicate and condition.
5359 (load, store): Change to define_split.
5360 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
5362 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
5363 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
5364 define_insn_and_split of lshr<mode>3.
5365 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
5366 (<v>ashr<mode>3_imm): Define.
5367 (extv, extzv, insv): Allow MEM operands.
5368 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
5369 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
5370 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
5371 (_spu_convert2): Change to define_insn_and_split and remove the
5372 corresponding define_peephole2.
5373 (stack_protect_set, stack_protect_test, stack_protect_test_si):
5374 Change predicates to memory_operand.
5376 2009-05-22 Mark Mitchell <mark@codesourcery.com>
5378 * config/arm/thumb2.md: Add 16-bit multiply instructions.
5380 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
5382 PR tree-optimization/40219
5383 * tree.c (iterative_hash_expr): Make sure the builtin function is
5384 a normal builtin function and not a front end or back end builtin
5385 before indexing into the built_in_decls array.
5387 2009-05-22 Richard Guenther <rguenther@suse.de>
5390 * alias.c (write_dependence_p): Do not use TBAA for answering
5391 anti-dependence or output-dependence.
5392 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
5393 (emit_pointer_definition): Remove.
5394 (emit_alias_warning): Likewise.
5395 (find_what_var_points_to): Remove TBAA pruning code.
5396 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
5398 (compute_points_to_sets): Remove code computing the set of
5399 dereferenced pointers.
5400 * tree-data-ref.c (dr_may_alias_p): Properly use the split
5401 oracle for querying anti and output dependencies.
5402 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
5403 if TBAA may be applied.
5404 (refs_anti_dependent_p): New function.
5405 (refs_output_dependent_p): Likewise.
5406 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
5407 (refs_output_dependent_p): Likewise.
5408 * doc/tree-ssa.texi (Memory model): New section.
5409 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
5410 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
5411 * cfgexpand.c (expand_gimple_basic_block): Do not handle
5412 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
5413 * expr.c (expand_expr_real_1): Likewise.
5414 * gimple-low.c (lower_stmt): Likewise.
5415 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
5416 (dump_gimple_cdt): Remove.
5417 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
5418 (gimple_size): Likewise.
5419 (walk_gimple_op): Likewise.
5420 (is_gimple_stmt): Likewise.
5421 (walk_stmt_load_store_addr_ops): Likewise.
5422 (gimple_build_cdt): Remove.
5423 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
5424 * gimple.h (gimple_cdt_new_type): Remove.
5425 (gimple_cdt_new_type_ptr): Likewise.
5426 (gimple_cdt_set_new_type): Likewise.
5427 (gimple_cdt_location): Likewise.
5428 (gimple_cdt_location_ptr): Likewise.
5429 (gimple_cdt_set_location): Likewise.
5430 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
5431 * tree-cfg.c (remove_useless_stmts_1): Do not handle
5432 GIMPLE_CHANGE_DYNAMIC_TYPE.
5433 (verify_types_in_gimple_stmt): Likewise.
5434 * tree-inline.c (estimate_num_insns): Likewise.
5435 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
5436 (copy_decl_to_var): Likewise.
5437 (copy_result_decl_to_var): Likewise.
5438 * tree-pretty-print.c (dump_generic_node): Do not handle
5439 CHANGE_DYNAMIC_TYPE_EXPR.
5440 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
5441 * tree-ssa-operands.c (get_expr_operands): Likewise.
5442 * tree-ssa-structalias.c (struct variable_info): Remove
5443 no_tbaa_pruning member.
5444 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
5445 (unify_nodes): Do not copy it.
5446 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
5447 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
5448 (set_uids_in_ptset): Do not check it.
5449 (find_what_var_points_to): Likewise.
5450 (compute_tbaa_pruning): Remove.
5451 (compute_points_to_sets): Do not call it.
5452 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
5453 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
5454 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
5455 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
5456 (DECL_NO_TBAA_P): Likewise.
5457 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
5458 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
5459 (expand_omp_atomic_pipeline): Do not set it.
5460 * print-tree.c (print_node): Do not dump it.
5461 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
5464 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
5467 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
5470 2009-05-22 Mark Mitchell <mark@codesourcery.com>
5472 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
5475 2009-05-22 Ben Elliston <bje@au.ibm.com>
5477 * Makefile.in (bversion.h, s-bversion): New targets.
5478 (TOPLEV_H): Add bversion.h.
5479 * toplev.h: Include "bversion.h".
5480 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
5481 the __format__ attribute only if compiling with the same version
5482 of GCC as the sources (the "build version").
5484 2009-05-22 Ben Elliston <bje@au.ibm.com>
5486 * c-format.c (handle_format_attribute): Fix comment typo.
5488 2009-05-21 Steve Ellcey <sje@cup.hp.com>
5491 * config/ia64/ia64.opt (mfused-madd): New.
5492 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
5493 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
5494 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
5495 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
5496 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
5497 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
5498 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
5499 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
5500 instruction if !TARGET_FUSED_MADD.
5501 (fpma, fpms): Remove colon from name.
5503 2009-05-22 Richard Guenther <rguenther@suse.de>
5505 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
5506 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
5507 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
5509 (create_expression_by_pieces): Only convert if necessary.
5510 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
5511 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
5513 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
5515 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
5516 regular pattern from a template and rename it ...
5517 (*extzv_truncsi_exts): ... to this.
5519 2009-05-21 Richard Guenther <rguenther@suse.de>
5521 * cgraph.h (struct cgraph_node): Remove inline_decl member.
5522 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
5523 (cgraph_default_inline_p): Likewise.
5524 (cgraph_decide_inlining_incrementally): Likewise.
5526 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
5527 Uros Bizjak <ubizjak@gmail.com>
5529 * config/i386/cpuid.h (bit_MOVBE): New.
5531 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
5533 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
5534 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
5535 (ix86_handle_option): Handle OPT_mmovbe.
5536 (ix86_target_string): Add -mmovbe.
5537 (pta_flags): Add PTA_MOVBE.
5538 (processor_alias_table): Add PTA_MOVBE to "atom".
5539 (override_options): Handle PTA_MOVBE.
5541 * config/i386/i386.h (TARGET_MOVBE): New.
5543 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
5544 (*bswapsi_movbe): New.
5545 (*bswapdi_movbe): Likewise.
5546 (bswapdi2): Renamed to ...
5548 (bswapdi2): New expander.
5550 * config/i386/i386.opt (mmovbe): New.
5552 * doc/invoke.texi: Document -mmovbe.
5554 2009-05-21 Taras Glek <tglek@mozilla.com>
5556 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
5557 * gcc-plugin.h (plugin_init): Updated signature.
5558 * gcc-plugin.h (plugin_name_args): Moved to this header.
5559 * doc/plugins.texi (plugin_init): Updated documention to reflect
5561 * doc/plugins.texi (plugin_name_args): Added to documention.
5563 2009-05-21 Mark Mitchell <mark@codesourcery.com>
5565 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
5566 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
5568 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
5570 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
5571 JUMP_TABLE_DATA_P predicates where applicable.
5572 * config/i386/predicates.md: Ditto.
5573 * config/i386/sse.md: Ditto.
5575 2009-05-21 Jakub Jelinek <jakub@redhat.com>
5577 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
5578 operand2 -128 override length_immediate attribute to 1.
5579 * config/i386/predicates.md (constm128_operand): New predicate.
5581 * config/i386/i386.c (memory_address_length): Handle %r12
5582 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
5584 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
5585 mode look through optional ZERO_EXTEND and SUBREG.
5586 * config/i386/i386.md (R12_REG): New define_constant.
5587 (prefix_data16): For sse unit set also for MODE_TI insns.
5588 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
5589 insns set if operand 1 is ext_QIreg_operand.
5590 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
5591 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
5593 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
5594 mode from MODE_DI to MODE_SI.
5595 (movdi_1_rex64): Override modrm and length_immediate attributes
5596 only for movabs (TYPE_IMOV, alternative 2).
5597 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
5598 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
5599 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
5600 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
5601 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
5602 prefix_rex attribute if DImode.
5603 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
5604 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
5605 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
5606 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
5607 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
5608 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
5609 Likewise. For TYPE_IMOV clear length_immediate attribute.
5610 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
5611 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
5612 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
5613 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
5614 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
5615 or one operand TYPE_ISHIFT.
5616 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
5617 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
5618 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
5619 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
5620 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
5621 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
5622 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
5623 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
5624 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
5625 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
5626 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
5627 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
5628 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
5629 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
5630 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
5631 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
5632 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
5633 set mode attribute, don't override length attribute.
5634 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
5636 (return_internal_long): Set length attribute to 2 instead of 1.
5637 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
5638 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
5639 prefix_rex attribute.
5640 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
5642 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
5644 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5646 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
5648 2009-05-20 Ian Lance Taylor <iant@google.com>
5650 * tree.c (build_tree_list_vec_stat): New function.
5651 (ctor_to_vec): New function.
5652 (build_nt_call_vec): New function.
5653 (build_call_array): Change args to be a const pointer.
5654 (build_call_vec): New function.
5655 * tree.h (build_nt_call_vec): Declare.
5656 (build_tree_list_vec_stat): Declare.
5657 (build_tree_list_vec): Define.
5658 (build_call_array): Update declaration.
5659 (build_call_vec): Declare.
5660 (ctor_to_vec): Declare.
5661 * c-common.c (tree_vector_cache): New static variable.
5662 (make_tree_vector): New function.
5663 (release_tree_vector): New function.
5664 (make_tree_vector_single): New function.
5665 (make_tree_vector_copy): New function.
5666 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
5667 (make_tree_vector_single, make_tree_vector_copy): Declare.
5668 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
5669 (c_parser_expr_list): Don't manage cache here, instead call
5671 (c_parser_release_expr_list): Remove static function.
5672 (c_parser_vec_to_tree_list): Remove static function.
5673 (c_parser_attributes): Call build_tree_list_vec instead of
5674 c_parser_vec_to_tree_list. Call release_tree_vector instead of
5675 c_parser_release_expr_list.
5676 (c_parser_postfix_expression_after_primary): Likewise.
5677 (c_parser_objc_keywordexpr): Likewise.
5679 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
5681 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
5682 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
5683 TARGET_CONVERT_TO_TYPE.
5684 * hooks.c (hook_tree_const_tree_null): Define.
5685 * hooks.h (hook_tree_const_tree_null): Declare.
5686 * target.h (struct gcc_target): Add invalid_parameter_type,
5687 invalid_return_type, promoted_type, and convert_to_type fields.
5688 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
5689 (TARGET_INVALID_RETURN_TYPE): Define.
5690 (TARGET_PROMOTED_TYPE): Define.
5691 (TARGET_CONVERT_TO_TYPE): Define.
5692 (TARGET_INITIALIZER): Update for new fields.
5693 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
5694 (grokparms): Check targetm.invalid_parameter_type.
5695 * c-typeck.c (default_conversion): Check targetm.promoted_type.
5696 * c-convert.c (convert): Check targetm.convert_to_type.
5698 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
5700 * config/mips/mips.md (*extenddi_truncate<mode>,
5701 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
5703 (*extendhi_truncateqi): New define_insn_and_sptit.
5705 2009-05-20 Jakub Jelinek <jakub@redhat.com>
5708 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
5709 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
5711 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
5713 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
5714 the operand of VIEW_CONVERT_EXPR.
5716 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
5718 * config/i386/driver-i386.c (host_detect_local_cpu): Check
5719 extended family and model for Intel processors. Support Intel Atom.
5721 2009-05-20 Olivier Hainque <hainque@adacore.com>
5723 * gstab.h (stab_code_type): Define, to be used instead of the
5724 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
5726 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
5727 occurrences by stab_code_type.
5728 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
5730 2009-05-20 Martin Jambor <mjambor@suse.cz>
5732 * tree-flow.h (insert_edge_copies_seq): Undeclare.
5733 (sra_insert_before): Likewise.
5734 (sra_insert_after): Likewise.
5735 (sra_init_cache): Likewise.
5736 (sra_type_can_be_decomposed_p): Likewise.
5737 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
5738 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
5739 (sra_insert_before): Likewise.
5740 (sra_insert_after): Likewise.
5741 (sra_init_cache): Likewise.
5742 (insert_edge_copies_seq): Made static and moved upwards.
5744 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
5747 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
5749 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
5750 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
5753 2009-05-20 Richard Guenther <rguenther@suse.de>
5755 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
5756 with mismatched comparison modes.
5758 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5760 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
5761 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
5762 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
5763 with shifts for Thumb2.
5764 (orsi_notsi): New for orn.
5765 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
5766 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
5767 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
5768 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
5769 Don't invert remainder for IOR.
5771 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
5773 PR tree-optimization/40087
5774 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
5775 number_of_iterations_ne): Rename never_infinite argument.
5776 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
5777 number_of_iterations_le): Handle pointer-type ivs when
5778 exit_must_be_taken is false.
5779 (number_of_iterations_cond): Do not always assume that
5780 exit_must_be_taken if the control variable is a pointer.
5782 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5784 * c-typeck.c (build_binary_op): Allow % on integal vectors.
5785 * doc/extend.texi (Vector Extension): Document that % is allowed too.
5787 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
5789 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
5790 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
5792 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5795 * c.opt (Wlogical-op): Disabled by default.
5796 * c-opt (c_common_post_options): Do not enable Wlogical-op with
5798 * doc/invoke.texi (Wlogical-op): Likewise.
5800 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
5802 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
5804 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
5805 Propagate the type of the first operand.
5806 <ASSERT_EXPR>: Simplify.
5807 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
5808 Rewrite using the RHS code as discriminant.
5809 <NOP_EXPR>: Turn into CASE_CONVERT.
5810 <PLUS_EXPR>: Propagate the type of the first operand.
5812 2009-05-19 Steve Ellcey <sje@cup.hp.com>
5814 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
5815 (ia64_dconst_0_375): New.
5816 * config/ia64/ia64.c (ia64_override_options): Remove
5817 -minline-sqrt-min-latency warning.
5818 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
5819 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
5820 * config/ia64/ia64.md (*sqrt_approx): Remove.
5821 (sqrtsf2): Remove #if 0.
5822 (sqrtsf2_internal_thr): Rewrite and move to div.md.
5823 (sqrtdf): Remove assert.
5824 (sqrtdf2_internal_thr): Rewrite and move to div.md.
5825 (sqrtxf2): Remove #if 0.
5826 (sqrtxf2_internal_thr): Rewrite and move to div.md.
5827 * div.md (sqrt_approx_rf): New.
5828 (sqrtsf2_internal_thr): New implementation.
5829 (sqrtsf2_internal_lat): New.
5830 (sqrtdf2_internal_thr: New implementation.
5831 (sqrtxf2_internal): New implementation.
5833 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
5834 Hans-Peter Nilsson <hp@axis.com>
5836 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
5837 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
5838 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
5839 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
5840 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
5841 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
5842 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
5843 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
5844 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
5845 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
5846 * c-common.c: ...from here.
5848 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5850 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
5852 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5854 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
5856 2009-05-19 Ben Elliston <bje@au.ibm.com>
5858 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
5859 assignments with memcpy calls.
5860 (add_fdes): Likewise.
5861 (binary_search_unencoded_fdes): Likewise.
5862 (linear_search_fdes): Eliminate type puns.
5864 2009-05-19 Richard Guenther <rguenther@suse.de>
5866 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
5867 not falsely claim to have propagated into all uses.
5869 2009-05-19 Ben Elliston <bje@au.ibm.com>
5871 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
5874 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
5876 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
5877 * config/sh/sh.c (sh_legitimate_address_p): Make static.
5878 (TARGET_LEGITIMATE_ADDRESS_P): New.
5879 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5880 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
5882 2009-05-18 Dodji Seketeli <dodji@redhat.com>
5885 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
5886 child of the containing namespace's DIE.
5888 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
5890 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
5891 *zero_extendhi_truncqi): Move after the zero_extend patterns.
5892 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
5895 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
5898 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
5899 gen_align with gen_pad.
5900 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
5901 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
5903 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
5904 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
5906 * config/i386/i386.md (align): Renamed to ...
5907 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
5908 ASM_OUTPUT_MAX_SKIP_PAD.
5910 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
5912 * config.gcc: Fix variable syntax.
5915 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
5916 before calling exact_log2.
5917 (output_iorsi3): Likewise.
5918 (output_xorsi3): Likewise.
5920 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
5922 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
5923 for the none zero constant operand except for EQ and NE
5924 comprisons even when the first operand is R0.
5926 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
5928 * config/s390/2064.md: Remove trailing whitespaces.
5929 * config/s390/2084.md: Likewise.
5930 * config/s390/constraints.md: Likewise.
5931 * config/s390/fixdfdi.h: Likewise.
5932 * config/s390/libgcc-glibc.ver: Likewise.
5933 * config/s390/s390-modes.def: Likewise.
5934 * config/s390/s390-protos.h: Likewise.
5935 * config/s390/s390.c: Likewise.
5936 * config/s390/s390.h: Likewise.
5937 * config/s390/s390.md: Likewise.
5938 * config/s390/tpf-unwind.h: Likewise.
5940 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5942 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
5944 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5947 * configure.ac (m68k-*-*): Check if binutils support TLS.
5948 * configure: Regenerate.
5949 * config/m68k/predicates.md (symbolic_operand): Extend comment.
5950 * config/m68k/constraints.md (Cu): New constraint.
5951 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
5952 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
5953 (movsi): Handle TLS symbols.
5954 (addsi3_5200): Handle XTLS symbols, indent.
5955 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
5956 (m68k_tls_reference_p): Declare.
5957 (m68k_legitimize_address): Declare.
5958 (m68k_unwrap_symbol): Declare.
5959 * config/m68k/m68k.opt (mxtls): New option.
5960 * config/m68k/m68k.c (ggc.h): Include.
5961 (m68k_output_dwarf_dtprel): Implement hook.
5962 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
5963 (m68k_expand_prologue): Load GOT pointer when function needs it.
5964 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
5965 (m68k_legitimate_constant_address_p): Same.
5966 (m68k_decompose_address): Handle TLS references.
5967 (m68k_get_gp): New static function.
5968 (enum m68k_reloc): New contants.
5969 (TLS_RELOC_P): New macro.
5970 (m68k_wrap_symbol): New static function.
5971 (m68k_unwrap_symbol): New function.
5972 (m68k_final_prescan_insn_1): New static function.
5973 (m68k_final_prescan_insn): New function.
5974 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
5976 (legitimize_pic_address): Handle TLS references..
5977 (m68k_tls_get_addr, m68k_get_tls_get_addr)
5978 (m68k_libcall_value_in_a0_p)
5979 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
5980 (m68k_call_m68k_read_tp): Helper variables and functions for ...
5981 (m68k_legitimize_tls_address): Handle TLS references.
5982 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
5984 (m68k_legitimize_address): Handle TLS symbols.
5985 (m68k_get_reloc_decoration): New static function.
5986 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
5988 (m68k_output_dwarf_dtprel): Implement hook.
5989 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
5990 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
5991 m68k_call_* routines.
5992 (sched_attr_op_type): Handle TLS symbols.
5993 (gt-m68k.h): Include.
5994 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
5995 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
5997 2009-05-18 Martin Jambor <mjambor@suse.cz>
5999 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
6000 (visit_store_addr_for_mod_analysis): New function.
6001 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
6002 (determine_cst_member_ptr): Use gimple_assign_single_p.
6003 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
6004 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
6005 operands. Don't check number of operands of a NOP_EXPR.
6007 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
6009 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
6011 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
6014 * c-common.c (warn_logical_operator): Don't warn if one of
6015 expression isn't always true or false.
6017 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
6019 * config/i386/biarch32.h: New file.
6020 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
6022 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
6024 * config/mips/mips.md (*zero_extend<mode>_trunchi,
6025 *zero_extend<mode>_truncqi): Merge these into ...
6026 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
6027 Name the pattern following this as *zero_extendhi_truncqi.
6029 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
6032 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
6033 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
6034 (output_info): Make field HOST_WIDEST_INT.
6035 (print_statistics): Use HOST_WIDEST_INT_PRINT.
6036 (dump_bitmat_statistics): Same.
6038 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
6040 * config.gcc (use_gcc_stdint): Set to wrap.
6041 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
6042 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
6043 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6044 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
6045 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
6046 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
6047 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6048 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
6050 2009-05-16 Joseph Myers <joseph@codesourcery.com>
6052 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
6054 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
6055 Move definitions earlier.
6056 (OPT_ARCH64, OPT_ARCH32): Define.
6057 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
6060 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
6063 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
6066 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
6068 * arm.md (movdi2): Copy non-reg values to DImode registers.
6070 2009-05-16 Jakub Jelinek <jakub@redhat.com>
6073 * final.c (label_to_max_skip): New function.
6074 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
6075 CODE_LABEL_NUMBER <= max_labelno.
6076 * output.h (label_to_max_skip): New prototype.
6077 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
6078 (ix86_avoid_jump_mispredicts): ... this. Don't define if
6079 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
6080 Handle CODE_LABELs with >= 16 byte alignment or with
6081 max_skip == (1 << align) - 1.
6082 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
6083 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
6086 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
6087 .p2align 3 if MAX_SKIP is smaller than 7.
6088 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
6090 2009-05-15 Ian Lance Taylor <iant@google.com>
6092 * alias.c (struct alias_set_entry_d): Rename from struct
6093 alias_set_entry. Change all uses.
6094 * except.c (struct call_site_record_d): Rename from struct
6095 call_site_record. Change all uses.
6096 * except.h (struct eh_region_d): Rename from struct eh_region.
6098 * gcse.c (struct hash_table_d): Rename from struct hash_table.
6100 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
6101 ivtype_map_elt. Change all uses.
6102 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
6104 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
6105 * graphite.h (struct name_tree_d): Rename from struct name_tree.
6107 (struct sese_d): Rename from struct sese. Change all uses.
6108 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
6109 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
6110 * optabs.h (struct optab_d): Rename from struct optab. Change all
6112 (struct convert_optab_d): Rename from struct convert_optab.
6114 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
6115 ipa_opt_pass. Change all uses.
6116 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
6119 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
6120 defined as a typedef.
6121 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
6124 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6127 * fold-const.c (make_range,build_range_check,merge_ranges): Move
6129 (merge_ranges): Returns bool.
6130 * tree.h (make_range): .. to here.
6131 (build_range_check): Likewise.
6132 (merge_ranges): Likewise. Renamed from merge_ranges.
6133 * c-typeck.c (parser_build_binary_op): Update calls to
6134 warn_logical_operator.
6135 * c-common.c (warn_logical_operator): Add new warning.
6136 * c-common.h (warn_logical_operator): Update declaration.
6138 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6140 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
6142 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6144 * doc/install.texi: Document MPC requirements, flags etc.
6146 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
6147 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
6148 Evaluate constant arguments.
6149 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
6150 (fold_builtin_1): Likewise, also evaluate constant arguments.
6151 Remove superfluous break.
6152 (do_mpc_ckconv): New.
6153 * real.h: Include mpc.h.
6154 * toplev.c (print_version): Output MPC version info if available.
6156 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6158 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
6160 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
6162 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
6165 2009-05-15 Jan Hubicka <jh@suse.cz>
6167 * doc/invoke.texi (max-early-inliner-iterations): New flag.
6168 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
6169 (try_inline): Fix return value.
6170 (cgraph_decide_inlining_incrementally): Honor new value.
6171 (cgraph_early_inlining): Handle indirect inlining.
6172 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
6174 2009-05-15 Jan Hubicka <jh@suse.cz>
6176 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
6177 * cgraphunit.c (cgraph_finalize_function): Set it.
6178 (cgraph_expand_function): Use it.
6180 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6182 * real.c (encode_ieee_half): Define.
6183 (decode_ieee_half): Define.
6184 (ieee_half_format): Define.
6185 (arm_half_format): Define.
6186 * real.h (ieee_half_format): Declare.
6187 (arm_half_format): Declare.
6189 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6191 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
6192 swapped, and reversed optabs exist before trying to use them.
6194 2009-05-15 Paul Brook <paul@codesourcery.com>
6195 Sandra Loosemore <sandra@codesourcery.com>
6197 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
6198 loads. Allow PRE_DEC.
6199 (output_move_neon): Handle PRE_DEC.
6200 (arm_print_operand): Add 'A' for neon structure loads.
6201 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
6202 * config/arm/neon.md (neon_mov): Update comment.
6203 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
6205 (Um): New constraint.
6207 2009-05-15 Jan Hubicka <jh@suse.cz>
6209 Revert the following patch until testsuite fallout is fixed:
6210 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6211 * cgraph.h (struct inline_summary): New filed self_wize,
6212 size_inlining_benefit, self_time and time_inlining_benefit.
6213 (struct cgraph_global_info): Replace insns by time ans size fields.
6214 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6215 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6216 (ipcp_update_callgraph): Do not touch function bodies.
6217 * ipa-inline.c: Include except.h
6218 (MAX_TIME): New constant.
6219 (overall_insns): Remove
6220 (overall_size, max_benefit): New static variables.
6221 (cgraph_estimate_time_after_inlining): New function.
6222 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6223 (cgraph_clone_inlined_nodes): Update size.
6224 (cgraph_mark_inline_edge): Update size.
6225 (cgraph_estimate_growth): Use size info.
6226 (cgraph_check_inline_limits): Check size.
6227 (cgraph_default_inline_p): Likewise.
6228 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6229 (cgraph_decide_recursive_inlining): Check size.
6230 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6232 (cgraph_decide_inlining): Likewise.
6233 (cgraph_decide_inlining_incrementally): Likewise; honor
6234 PARAM_EARLY_INLINING_INSNS.
6235 (likely_eliminated_by_inlining_p): New predicate.
6236 (estimate_function_body_sizes): New function.
6237 (compute_inline_parameters): Use it.
6238 * except.c (must_not_throw_labels): New function.
6239 * except.h (must_not_throw_labels): Declare.
6240 * tree-inline.c (init_inline_once): Kill inlining_weigths
6241 * tree-ssa-structalias.c: Avoid uninitialized warning.
6242 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6243 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6244 (PARAM_INLINE_CALL_COST): Remove.
6245 (PARAM_EARLY_INLINING_INSNS): New.
6247 2009-05-15 Richard Guenther <rguenther@suse.de>
6249 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
6250 not TODO_update_ssa.
6252 2009-05-15 Richard Guenther <rguenther@suse.de>
6254 PR tree-optimization/39999
6255 * gimple.h (gimple_expr_type): Use the expression type looking
6256 through useless conversions.
6257 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
6258 (vn_nary_op_insert_stmt): Likewise.
6259 (simplify_binary_expression): Likewise.
6261 2009-05-15 Richard Guenther <rguenther@suse.de>
6263 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
6264 New options, enabled by default.
6265 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
6267 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
6268 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
6269 * tree-ssa-structalias.c (gate_tree_pta): New function.
6270 (pass_build_alias): Use it.
6272 2009-05-15 Joseph Myers <joseph@codesourcery.com>
6274 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
6275 recurse on an invariant address if a conversion from a pointer
6276 type to a wider integer type is involved.
6278 2009-05-15 Jan Hubicka <jh@suse.cz>
6280 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6281 * cgraph.h (struct inline_summary): New filed self_wize,
6282 size_inlining_benefit, self_time and time_inlining_benefit.
6283 (struct cgraph_global_info): Replace insns by time ans size fields.
6284 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6285 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6286 (ipcp_update_callgraph): Do not touch function bodies.
6287 * ipa-inline.c: Include except.h
6288 (MAX_TIME): New constant.
6289 (overall_insns): Remove
6290 (overall_size, max_benefit): New static variables.
6291 (cgraph_estimate_time_after_inlining): New function.
6292 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6293 (cgraph_clone_inlined_nodes): Update size.
6294 (cgraph_mark_inline_edge): Update size.
6295 (cgraph_estimate_growth): Use size info.
6296 (cgraph_check_inline_limits): Check size.
6297 (cgraph_default_inline_p): Likewise.
6298 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6299 (cgraph_decide_recursive_inlining): Check size.
6300 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6302 (cgraph_decide_inlining): Likewise.
6303 (cgraph_decide_inlining_incrementally): Likewise; honor
6304 PARAM_EARLY_INLINING_INSNS.
6305 (likely_eliminated_by_inlining_p): New predicate.
6306 (estimate_function_body_sizes): New function.
6307 (compute_inline_parameters): Use it.
6308 * except.c (must_not_throw_labels): New function.
6309 * except.h (must_not_throw_labels): Declare.
6310 * tree-inline.c (init_inline_once): Kill inlining_weigths
6311 * tree-ssa-structalias.c: Avoid uninitialized warning.
6312 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6313 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6314 (PARAM_INLINE_CALL_COST): Remove.
6315 (PARAM_EARLY_INLINING_INSNS): New.
6316 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
6317 (inline-call-cost): Remove.
6318 (early-inlining-insns): New.
6320 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
6322 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
6324 (print_int_cst_bounds_in_octal_p): Likewise.
6325 (dbxout_type): Adjust calls to above functions. Be prepared to deal
6327 * dwarf2out.c (base_type_die): Likewise.
6328 (is_subrange_type): Delete.
6329 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
6330 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
6331 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
6332 if the destination type is boolean.
6333 (build_range_check): Do not special-case subtypes.
6334 (fold_sign_changed_comparison): Likewise.
6335 (fold_unary): Likewise.
6336 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
6337 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
6338 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
6339 * tree.c (subrange_type_for_debug_p): New predicate based on the
6340 former is_subrange_type.
6341 * tree.h (subrange_type_for_debug_p): Declare.
6342 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
6343 (convert_affine_scev): Remove call to above function.
6344 (chrec_convert_aggressive): Likewise.
6345 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
6346 false for conversions involving subtypes.
6347 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
6348 (vrp_val_min): Likewise.
6349 (needs_overflow_infinity): Likewise.
6350 (extract_range_from_unary_expr): Likewise.
6352 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
6354 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
6355 * config/frv/frv.c: Likewise.
6356 * config/s390/s390.c: Likewise.
6357 * config/sparc/sparc.h: Likewise.
6358 * config/i386/i386.h: Likewise.
6359 * config/i386/i386.c: Likewise.
6360 * config/crx/crx.c: Likewise.
6361 * config/m68hc11/m68hc11.h: Likewise.
6362 * config/iq2000/iq2000.c: Likewise.
6363 * config/mn10300/mn10300.h: Likewise.
6364 * config/mn10300/mn10300.c: Likewise.
6365 * config/m68k/m68k.c: Likewise.
6366 * config/rs6000/rs6000.c: Likewise.
6367 * config/rs6000/xcoff.h: Likewise.
6368 * config/rs6000/linux64.h: Likewise.
6369 * config/rs6000/sysv4.h: Likewise.
6370 * config/score/score3.c: Likewise.
6371 * config/score/score7.c: Likewise.
6372 * config/score/score.c: Likewise.
6373 * config/arm/arm.md: Likewise.
6374 * config/mips/mips.c: Likewise.
6375 * config/mips/mips.md: Likewise.
6376 * config/bfin/bfin.h: Likewise.
6377 * config/pa/pa.c: Likewise.
6378 * config/pa/constraints.md: Likewise.
6380 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
6381 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
6382 * config/pdp11/pdp11.h: Use memory_address_p instead.
6384 2009-05-14 Ian Lance Taylor <iant@google.com>
6386 * passes.c (finish_optimization_passes): Change i to int.
6387 * plugin.c (plugins_active_p): Change event to int.
6388 (dump_active_plugins): Likewise.
6389 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
6391 * tree.c (tree_range_check_failed): Change c to unsigned int.
6392 (omp_clause_range_check_failed): Likewise.
6393 (build_common_builtin_nodes): Change mode to int. Add cast.
6394 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
6395 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
6397 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
6398 ++ or -- with a variable of enum type.
6400 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6403 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
6405 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6407 * store-motion.c: Do not include params.h
6408 * Makefile.in: Fix dependencies for various files.
6410 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6412 * auto-inc-dec.c: Fix pass description, remove apparent
6413 accidental duplication.
6415 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
6418 * ipa-utils.h (memory_identifier_string): Moved to ...
6419 * tree.h (memory_identifier_string): Here. Add GTY(()).
6421 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
6423 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
6424 in the former documentation of...
6425 (GO_IF_LEGITIMATE_ADDRESS): ... this.
6426 * ira-conflicts.c (get_dup_num): Use address_operand.
6427 * targhooks.c (default_legitimate_address_p): New.
6428 * targhooks.h (default_legitimate_address_p): New.
6429 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
6431 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
6432 * target.h (struct target): Add legitimate_address_p.
6433 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
6434 (TARGET_INITIALIZER): Include it.
6436 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6437 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
6438 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
6439 (TARGET_LEGITIMATE_ADDRESS_P): New.
6441 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6442 (REG_OK_STRICT_P): Delete.
6443 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
6444 (frv_legitimate_address_p_1): ... this.
6445 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
6446 (frv_legitimate_address_p_1): ... the renamed old
6447 frv_legitimate_address_p.
6448 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
6449 (TARGET_LEGITIMATE_ADDRESS_P): New.
6451 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6452 * config/s390/s390-protos.h (legitimate_address_p): Remove.
6453 * config/s390/s390.c (legitimate_address_p): Rename to...
6454 (s390_legitimate_address_p): ... this, make static.
6455 (legitimize_address): Adjust call.
6456 (TARGET_LEGITIMATE_ADDRESS_P): New.
6457 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
6459 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6460 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
6461 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
6462 (TARGET_LEGITIMATE_ADDRESS_P): New.
6464 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6465 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
6466 * config/spu/spu.c (spu_legitimate_address): Rename to...
6467 (spu_legitimate_address_p): ... this, make static.
6468 (TARGET_LEGITIMATE_ADDRESS_P): New.
6470 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6471 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
6472 * config/sparc/sparc.c (legitimate_address_p): Rename to...
6473 (sparc_legitimate_address_p): ... this, make static and return bool.
6474 (legitimize_address): Adjust call.
6475 (TARGET_LEGITIMATE_ADDRESS_P): New.
6477 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6478 * config/i386/i386-protos.h (legitimate_address_p): Remove.
6479 * config/i386/i386.c (legitimate_address_p): Rename to...
6480 (ix86_legitimate_address_p): ... this, make static.
6481 (constant_address_p): Move after it, adjust call.
6482 (TARGET_LEGITIMATE_ADDRESS_P): New.
6484 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6485 * config/avr/avr-protos.h (legitimate_address_p): Remove.
6486 * config/avr/avr.c (legitimate_address_p): Rename to...
6487 (avr_legitimate_address_p): ... this, make static.
6488 (legitimize_address): Adjust call.
6489 (TARGET_LEGITIMATE_ADDRESS_P): New.
6491 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6492 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
6493 * config/crx/crx.c (crx_legitimate_address_p): Make static.
6494 (TARGET_LEGITIMATE_ADDRESS_P): New.
6496 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6497 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
6498 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
6499 (TARGET_LEGITIMATE_ADDRESS_P): New.
6501 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6502 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
6504 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
6506 (TARGET_LEGITIMATE_ADDRESS_P): New.
6508 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6509 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
6511 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
6513 (m68hc11_legitimate_address_p): ... this, make static.
6514 (go_if_legitimate_address_internal): Rename to...
6515 (m68hc11_legitimate_address_p_1): ... this.
6516 (legitimize_address): Adjust call.
6517 (TARGET_LEGITIMATE_ADDRESS_P): New.
6519 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6520 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
6521 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
6522 (TARGET_LEGITIMATE_ADDRESS_P): New.
6524 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6525 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
6526 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
6527 (mn10300_legitimate_address_p): ... this, make static.
6528 (TARGET_LEGITIMATE_ADDRESS_P): New.
6530 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6531 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
6532 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
6533 (TARGET_LEGITIMATE_ADDRESS_P): New.
6535 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6536 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
6537 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
6538 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6539 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
6540 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
6541 (rs6000_legitimate_address_p): ... this, make static.
6542 (TARGET_LEGITIMATE_ADDRESS_P): New.
6543 (REG_MODE_OK_FOR_BASE_P): Delete.
6544 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
6546 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6547 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
6549 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
6550 static, adjust types.
6551 (TARGET_LEGITIMATE_ADDRESS_P): New.
6553 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6554 * config/score/score.c (score_address_p): Rename to...
6555 (score_legitimate_address_p): ... this.
6556 (TARGET_LEGITIMATE_ADDRESS_P): New.
6557 * config/score/score3.c (score3_address_p): Rename to...
6558 (score3_legitimate_address_p): ... this.
6559 * config/score/score7.c (score7_address_p): Rename to...
6560 (score7_legitimate_address_p): ... this.
6562 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
6563 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
6564 GO_IF_LEGITIMATE_ADDRESS): Delete.
6565 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
6566 thumb2_legitimate_address_p): Delete.
6567 (arm_legitimate_address_p): Rename to...
6568 (arm_legitimate_address_outer_p): ... this.
6569 * config/arm/constraints.md ("Uq"): Adjust call.
6570 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
6571 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
6573 (arm_legitimate_address_outer_p): ... this.
6574 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
6576 (TARGET_LEGITIMATE_ADDRESS_P): New.
6578 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6579 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
6580 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
6581 (TARGET_LEGITIMATE_ADDRESS_P): New.
6583 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6584 * config/vax/vax-protos.h (legitimate_address_p): Remove.
6585 * config/vax/vax.c (legitimate_address_p): Rename to...
6586 (vax_legitimate_address_p): ... this, make static.
6587 (TARGET_LEGITIMATE_ADDRESS_P): New.
6589 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6590 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
6591 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
6592 (TARGET_LEGITIMATE_ADDRESS_P): New.
6594 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6595 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
6596 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
6597 (mmix_legitimate_address_p): ... this, make static.
6598 (TARGET_LEGITIMATE_ADDRESS_P): New.
6600 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6601 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
6602 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
6603 (TARGET_LEGITIMATE_ADDRESS_P): New.
6605 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
6607 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
6608 of MODE_COMPLEX_INT.
6610 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6612 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
6613 LCT_NORMAL in function call.
6614 * mips-tdump.c (print_file_desc): Add cast to enum type.
6615 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
6616 (mark_stabs): Add casts to enum types.
6617 (parse_stabs_common): Add casts to enum types.
6619 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
6621 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
6622 Check for invalid values of LETTER.
6624 2009-05-13 Taras Glek <tglek@mozilla.com>
6626 * attribs.c (register_attribute): moved out attribute registration
6627 into register_attribute.
6628 * doc/plugins.texi: Documented register_attribute and
6630 * gcc-plugin.h: Added forward decl for register_attribute.
6631 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
6632 * plugin.c (register_callback, invoke_plugin_callbacks): Added
6633 PLUGIN_ATTRIBUTES boilerplate.
6635 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
6637 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
6638 values even in sentinel and empty entries.
6639 (ms_printf_flag_specs): Likewise.
6640 (ms_scanf_flag_specs): Likewise.
6641 (ms_strftime_flag_specs): Likewise.
6642 (ms_print_char_table): Likewise.
6643 (ms_scan_char_table): Likewise.
6644 (ms_time_char_table): Likewise.
6646 2009-05-13 Doug Kwan <dougkwan@google.com>
6648 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
6650 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
6652 * config/mips/mips.md (store): Add attributes for QI and HI.
6654 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
6655 (truncdi<mode>2): ... this new pattern.
6657 2009-05-13 Brad Hards <bradh@kde.org>
6659 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
6661 2009-05-14 Jakub Jelinek <jakub@redhat.com>
6662 Ben Elliston <bje@au.ibm.com>
6665 * dse.c (check_mem_read_rtx): Guard against width == -1.
6667 2009-05-13 Michael Matz <matz@suse.de>
6670 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
6671 (trivially_conflicts_p): New function.
6672 (insert_backedge_copies): Use it.
6674 2009-05-13 Janis Johnson <janis187@us.ibm.com>
6676 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
6677 (handle_stdc_pragma): Use new enum constant names.
6678 (handle_pragma_float_const_decimal64): Ditto.
6680 2009-05-13 Ian Lance Taylor <iant@google.com>
6682 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
6685 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
6687 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
6688 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
6690 * config/m68k/m68k.h (FL_UCLINUX): Define.
6692 2009-05-13 Jan Hubicka <jh@suse.cz>
6694 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
6696 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6698 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
6699 unless -fschedule-insns is specified.
6701 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6704 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
6705 TARGET_EXPAND_CBRANCHDI4.
6706 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
6707 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
6708 (cmpeqdi): Fix comment.
6710 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6712 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
6713 (sh_legitimate_address_p): Likewise.
6714 * config/sh/sh.c (sh_legitimate_index_p): New.
6715 (sh_legitimate_address_p): Likewise.
6716 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
6717 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
6718 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
6719 (MAYBE_BASE_REGISTER_RTX_P): New macro.
6720 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
6721 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
6722 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
6723 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
6724 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
6726 2009-05-12 Jan Hubicka <jh@suse.cz>
6728 * tree-inline.c (estimate_operator_cost): Add operands;
6729 when division happens by constant, it is cheap.
6730 (estimate_num_insns): Loads and stores are not having cost of 0;
6731 EH magic stuff is cheap; when computing runtime cost of switch,
6732 use log2 base of amount of its cases; builtin_expect has cost of 0;
6733 compute cost for moving return value of call.
6734 (init_inline_once): Initialize time_based flags.
6735 * tree-inline.h (eni_weights_d): Add time_based flag.
6737 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6739 * df-core.c: Update head documentation.
6741 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6744 * rs6000.c (rs6000_generate_compare): Use op1b instead of
6745 shadowing exisiting variable op1.
6747 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
6750 * config/i386/driver-i386.c (processor_signatures): New enum.
6751 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
6752 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
6753 processor signature to detect geode processor.
6755 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6759 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6761 * optabs.c (prepare_cmp_insn): Temporarily disable test that
6762 causes spurious differences between trunk and cond-optab branch.
6764 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6766 * dojump.c (compare_from_rtx): Delete.
6767 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
6768 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
6769 if the comparison does not satisfy the predicate; test predicates for
6770 operands 2 and 3 of a cstore pattern. Don't try cstore optab
6771 further if one existing pattern fails.
6772 * expr.h (compare_from_rtx): Delete.
6773 (prepare_operand): Declare it.
6774 * optabs.c: Change "lib call" to "libcall" throughout.
6775 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
6776 HAVE_conditional_trap, emit_cmp_insn): Delete.
6777 (can_compare_p): Delete cmp_optab case.
6778 (prepare_float_lib_cmp): Return an rtx and a machine mode.
6779 Accept other parameters by value.
6780 (prepare_operand): Make non-static.
6781 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
6782 other parameters by value. Try to widen operands here based on
6783 an optab_methods argument and looking at cbranch_optab.
6784 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
6785 loop. Use cbranch_optab directly.
6786 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
6787 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
6789 (emit_conditional_move, emit_conditional_add): Inline what's needed
6790 of compare_from_rtx, using new prepare_cmp_insn for the rest.
6791 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
6792 with COMPARE. Move cmov_optab and cstore_optab above
6793 with cbranch_optab, move cmp_optab down with ucmp_optab,
6794 remove tst_otpab. Do not initialize trap_rtx.
6795 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
6796 for trap code. Do not check HAVE_conditional_trap. Use
6797 prepare_cmp_insn. Accept no predicate for operand 3.
6798 * optabs.h (OTI_cmp): Mark as used only for libcalls.
6799 (OTI_ctrap, ctrap_optab): New.
6800 (tst_optab): Delete.
6801 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
6802 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
6803 with lookup of ctrap_optab.
6804 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
6808 * combine.c (combine_simplify_rtx, simplify_set): Do not
6809 special case comparing against zero for cc0 machines.
6810 * simplify-rtx.c (simplify_binary_operation_1): Never remove
6811 COMPARE on cc0 machines.
6812 (simplify_relational_operation): Return a new expression when
6813 a COMPARE could be removed.
6814 * final.c (final_scan_insn): Compare cc_status values
6815 against LHS of a (compare FOO (const_int 0)) cc0 source.
6816 Also check if cc_status.value is the full compare.
6818 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
6819 (cstoreMM4): Document.
6820 (conditional_trap): Document ctrapMM4 instead.
6821 (sync_compare_and_swapMM): Refer to cbranchcc4.
6822 (Dependent Patterns): Eliminate obsolete information referring to
6823 the old jump optimization phase.
6824 (Canonicalization): Include cbranchcc4 case, omit canonicalization
6825 of compares with 0 on cc0 machines.
6826 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
6827 avoiding references to cc0. Remove text about storing operands
6829 * doc/tm.texi (Condition Codes): Include blurb on different
6830 condition code representations, separate into subsections for
6831 CC0, MODE_CC and conditional execution.
6833 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
6834 alpha_emit_setcc): Accept operands and a machine mode.
6835 * config/alpha/alpha.c (alpha_emit_conditional_branch):
6836 Get code/op0/op1 from operands, use machine mode argument
6837 instead of alpha_compare.fp_p. Emit the branch here.
6838 (alpha_emit_setcc): Likewise, and return boolean.
6839 (alpha_emit_conditional_move): Likewise. Assert that
6840 cmp_op_mode == cmp_mode, and simplify accordingly.
6841 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
6842 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
6843 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
6845 (stack probe test): Use cbranchdi4.
6846 * config/alpha/predicates.md (alpha_cbranch_operator): New.
6848 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
6849 * config/arc/arc.h (movsicc, movsfcc): Use it.
6850 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
6851 (cbranchsi4, cstoresi4): New.
6852 (cmpsi, bCC and sCC expanders): Remove.
6854 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
6855 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
6856 * config/arm/predicates.md (arm_comparison_operator): Only include
6857 floating-point operators if there is a hardware floating-point unit.
6858 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
6859 deferring to cbranch_cc and cstore_cc respectively.
6860 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
6861 cbranch_cc, cstore_cc): New.
6862 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
6864 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
6866 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
6867 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
6869 (adjust_insn_length): Adjust calls.
6870 (avr_reorg): Handle (compare (foo) (const_int 0)).
6871 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
6872 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
6873 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
6874 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
6876 (cbranchqi4, cbranchhi4, cbranchsi4): New.
6877 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
6879 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
6880 (cbranchsi4, cstorebi4, cstoresi4): New.
6881 (movbisi): This insn is duplicate, split it to zero_extend.
6882 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
6883 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
6884 (bfin_optimize_loop): Use cbranch expander.
6885 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
6886 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
6887 (bfin_bimode_comparison_operator): ... this.
6888 (bfin_direct_comparison_operator): New.
6890 * config/cris/cris.c (cris_normal_notice_update_cc): Look
6891 inside (compare FOO (const_int 0)).
6892 (cris_rtx_costs): Handle ZERO_EXTRACT.
6893 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
6894 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
6895 (*tstdi_v32): Delete.
6896 (*cmpdi_non_v32): Add M alternative for operand 1.
6897 (cmpsi, cmp<mode>): Make private.
6898 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
6900 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
6902 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
6903 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
6904 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
6905 (cc_reg_operand): New.
6907 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
6908 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
6909 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
6910 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
6911 crx_expand_scond): Delete.
6913 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
6915 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
6916 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
6918 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
6919 cstoresi4, cstoresf4, cstoredf4): New.
6920 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
6921 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
6922 Receive the entire operands array.
6923 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
6924 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
6925 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
6926 Get test/op0/op1 from the operands array.
6927 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
6929 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
6930 (h8300_expand_store): New.
6931 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
6933 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
6934 (h8300_expand_store): New.
6935 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
6936 or do not try to produce (set (cc0) REG).
6937 (peepholes): Wrap arguments with COMPARE. Add a peephole to
6938 change a compare into a move to a scratch register. Disable some
6939 peepholes when comparing with zero.
6940 (tstsi, tsthi, tstsi, cmpqi): Make private.
6943 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
6946 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
6947 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
6948 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
6949 (ix86_emit_i387_log1p): Use cbranchxf2.
6950 (ix86_expand_setcc): Return void.
6951 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
6952 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
6953 cmp<MODEF>, cmpcc): Remove.
6954 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
6955 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
6956 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
6957 (sCC and bCC expanders): Remove.
6958 (stack_protect_test): Use cbranchcc4.
6960 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
6962 (ia64_expand_compare): Accept three rtx by reference and return void.
6963 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
6964 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
6965 from *expr. Update *expr with the BImode comparison to do.
6966 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
6967 cmptf, bCC, sCC, conditional_trap): Delete.
6968 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
6969 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
6970 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
6971 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
6972 * config/ia64/predicates.md (ia64_cbranch_operator): New.
6974 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
6975 type of last argument.
6976 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
6977 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
6978 use machine mode argument instead of branch_type. Remove dead
6979 code for floating-point comparisons.
6980 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
6981 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
6983 (cbranchsi4, cstoresi4): New.
6984 * config/iq2000/predicates.md (reg_or_const_operand): New.
6986 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
6987 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
6988 (b<code>_op): Rewrite to...
6989 (bcc_op): ... this, using match_operator.
6990 (s<code>_op): Rewrite to...
6991 (scc_op): ... this, using match_operator.
6992 (s<code>_24_op): Rewrite to...
6993 (scc_op_24): ... this, using match_operator.
6994 (s<code>_<mode>): Rewrite to...
6995 (cstore<mode>4): ... this, using match_operator.
6996 (s<code>_<mode>_24): Rewrite to...
6997 (cstore<mode>4_24): ... this, using match_operator.
6998 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
6999 m32c_unpend_compare, m32c_expand_scc): Delete.
7000 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
7001 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
7002 (m32c_expand_movcc): Change NE to EQ if necessary.
7003 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
7005 * config/m32r/m32r-protos.h (gen_cond_store): New.
7006 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
7007 (gen_cond_store): New, from sCC patterns.
7008 (m32r_expand_block_move): Use cbranchsi4.
7009 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
7010 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
7011 (cbranchsi4, cstoresi4): New.
7013 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
7015 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
7016 (m68hc11_notice_update_cc): Look into a compare with 0.
7017 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
7019 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
7020 cmphi, cmpqi, bCC): Delete.
7021 (cbranchsi4, cbranchhi4, cbranchqi4): New.
7022 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
7023 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
7026 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
7027 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
7028 * config/m68k/constraints.md (H): New.
7029 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
7030 the define_insn below.
7031 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
7032 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
7033 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
7034 patterns): Wrap RHS with COMPARE.
7035 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
7036 (*cmpdi_internal): Name this pattern.
7037 (cmpdi): Change to define_insn.
7038 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
7039 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
7040 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
7042 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
7043 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
7044 (conditional_trap): Change to...
7045 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
7046 (*conditional_trap): Use the ordered_comparison_operator and
7047 const1_operand predicates.
7048 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
7049 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
7050 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
7051 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
7053 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
7054 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
7055 (mcore_gen_compare): New.
7056 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
7057 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
7058 (mcore_gen_compare): ... this.
7059 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
7060 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
7061 (stack probe pattern): Use cbranchsi4.
7063 * config/mips/predicates.md (mips_cstore_operator): New.
7064 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
7065 * config/mips/mips.md (any_cond): Delete.
7066 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
7068 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
7069 fixuns_truncsfdi2): Use cbranch patterns.
7070 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
7071 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
7072 Adjust call to mips_expand_conditional_branch.
7073 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
7075 * config/mips/mips-protos.h (mips_expand_conditional_branch,
7076 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
7077 * config/mips/mips.c (cmp_operands): Delete.
7078 (mips_emit_compare): Get comparison operands from *op0/*op1.
7079 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
7080 that it succeeds. Use op0/op1 instead of cmp_operands.
7081 (mips_expand_conditional_branch, mips_expand_conditional_move,
7082 mips_expand_conditional_trap): Likewise.
7083 (mips_block_move_loop): Use cbranch patterns.
7084 * config/mips/mips.h (cmp_operands): Delete.
7086 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
7087 (mmix_gen_compare_reg): Just return a register in the right CC mode.
7088 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
7089 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
7090 (*cmpcc_folded): Rename to...
7091 (*cmpdi_folded): this.
7092 (*cmpcc): Rename to...
7094 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
7097 (cbranchdf4): New. Handle invalid comparisons here.
7098 * config/mmix/predicates.md (float_comparison_operator): New.
7100 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
7101 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
7102 * config/mn10300/mn10300.md (tst): Delete.
7103 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
7104 Name these patterns and wrap RHS in a compare.
7105 (*cmpsi): Make this pattern private. Include tst.
7106 (*cmpsf): Make this pattern private.
7107 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
7108 (compare with zero peepholes): Likewise.
7110 (cbranchsi4, cbranchsf4): New.
7111 (casesi): Use cbranchsi4.
7113 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
7114 hppa_branch_type): Delete.
7115 (return_addr_rtx): Use cbranchsi4.
7116 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
7117 Emit CCFPmode comparison here.
7118 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
7119 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
7120 hppa_branch_type): Delete.
7121 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
7122 (movsicc, movdicc): Remove references to hppa_compare_op0,
7123 hppa_compare_op1 and compare_from_rtx.
7124 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
7125 (casesi): Use cbranchsi4.
7127 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
7128 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
7129 * config/pdp11/pdp11.md (register_or_const0_operand): New.
7130 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
7131 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
7133 (cbranchdf4, cbranchhi4, cbranchqi4): New.
7134 (*branch, *branch_inverted): New.
7136 * config/picochip/picochip.md (cbranchhi4): Use
7137 ordered_comparison_operator.
7138 (cmphi, bCC): Remove.
7140 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
7141 (trap_comparison_operator): Delete.
7142 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
7143 rs6000_emit_cbranch): Accept mode and operands.
7144 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
7145 rs6000_compare_fp_p): Delete.
7146 (rs6000_generate_compare): Accept mode and comparison. Extract code
7147 and op0/op1 from there. Replace references to rs6000_compare_op0
7148 and rs6000_compare_op1.
7149 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
7150 extract result from passed operands.
7151 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
7152 extract loc from passed operands.
7153 (rs6000_emit_cmove): Likewise.
7154 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
7155 rs6000_compare_fp_p): Delete.
7156 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
7157 (cbranch<GPR>4, cbranch<FP>4): New.
7158 (cstore<mode>4): New. Consolidate here all choices about when to use
7159 portable or specialized sCC sequences.
7160 (stack_protect_test): Use cbranchsi4.
7161 (conditional_trap): Replace with ctrap<GPR>4.
7162 (conditional trap insn): Replace trap_comparison_operator with
7163 ordered_comparison_operator.
7165 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
7166 (s390_emit_prologue): Use ctrap.
7167 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
7168 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
7169 New predicates replacing...
7170 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
7171 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
7172 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
7173 (add<mode>cc): Do not use s390_compare_op0/op1.
7174 (s<code>): Change to...
7175 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
7177 (cstorecc4): ... this. Handle EQ or NE equally.
7178 (*sne): Un-privatize for use in cstorecc4.
7179 (b<code>): Change to...
7180 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
7181 (conditional_trap): Replace with...
7182 (ctrap<GPR>4, ctrap<FP>4): ... these.
7183 (stack_protect): Use cbranchcc4.
7185 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
7186 * config/score/score-protos.h (score_gen_cmp): Delete.
7187 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
7188 (score_block_move-loop): Use cbranchsi4.
7189 * config/score/score.md (cbranchsi4): New.
7190 (cmpsi, bCC): Delete.
7191 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
7192 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7193 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
7194 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7195 * config/score/score3.h (score3_gen_cmp): Delete.
7196 * config/score/score7.h (score7_gen_cmp): Delete.
7198 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
7199 (sh_emit_scc_to_t): ... this. Return void.
7200 (from_compare): Rename to...
7201 (sh_emit_compare_and_branch): ... this.
7202 (sh_emit_compare_and_set): New.
7203 (sh_expand_t_scc): Accept operands.
7204 * config/sh/predicates.md (sh_float_comparison_operator): New.
7205 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
7206 (prepare_scc_operands): Rename to...
7207 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
7209 (sh_emit_cheap_store_flag): New.
7210 (sh_emit_set_t_insn): New.
7211 (from_compare): Rename to...
7212 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
7213 handling of TARGET_SH2E floating point to avoid recursive call.
7214 Generate branch here.
7215 (sh_emit_compare_and_set): New.
7216 (sh_expand_t_scc): Get op0/op1 from arguments.
7217 (sh_emit_cheap_store_flag): New.
7218 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
7220 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
7221 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
7222 (movsicc, movdicc): Do nothing when it recreated operands from
7223 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
7224 prepare_scc_operands (now sh_emit_scc_to_t).
7225 (udivdi3): Use cstoresi4.
7226 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
7227 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
7228 (cbranchint4_media, cbranchfp4_media): New.
7229 (casesi): Use cbranchdi4.
7230 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
7232 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
7233 (movnegt): Remove second operand.
7234 (cbranchsf4, cbranchdf4): New.
7235 (stack_protect): Use cbranchdi4/cbranchsi4.
7237 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
7238 (gen_compare_reg): Accept comparison, extract part of it to...
7239 (gen_compare_reg_1): ... this.
7240 (gen_compare_operator): Delete.
7241 (gen_v9_scc): Accept separate destination, comparison code and arms.
7242 Do not use sparc_compare_op0/sparc_compare_op1.
7243 (emit_scc_insn, emit_conditional_branch_insn): New.
7244 (emit_v9_brxx): Make static. Remove useless assertion.
7245 (sparc_emit_float_lib_cmp): Return RTL instead of calling
7247 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
7248 * config/sparc/sparc-protos.h (gen_compare_reg,
7249 sparc_emit_float_lib_cmp): Adjust prototype.
7250 (emit_scc_insn, emit_conditional_branch_insn): New.
7251 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
7252 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
7253 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
7254 iterators to the top.
7255 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
7256 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
7257 snedi_special_trunc): Delete.
7258 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
7259 and snedi_special_trunc.
7260 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
7261 cbranchdi4, cbranch<F:mode>4): New.
7262 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
7263 here. Use gen_compare_reg instead of gen_compare_operator.
7264 (conditional_trap): Replace with...
7265 (ctrapsi4, ctrapdi4): ... this.
7266 (stack_protect_test): Use cbranchcc4.
7268 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
7270 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
7271 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
7272 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
7273 from operands[0] or operands[3] depending on is_set.
7274 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
7275 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
7276 cmpdf, bCC), sCC: Remove.
7277 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
7278 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
7280 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
7281 spu_emit_branch_or_set.
7283 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
7285 * config/stormy16/stormy16.h (xstormy16_compare_op0,
7286 xstormy16_compare_op1): Delete.
7287 * config/stormy16/stormy16.c (xstormy16_compare_op0,
7288 xstormy16_compare_op1): Delete.
7289 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
7291 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
7292 (cmphi, cmpsi, bCC): Remove.
7294 * config/v850/v850.md (tstsi, cmpsi): Fold into...
7295 (*cmpsi): ... this one.
7296 (cbranchsi4, cstoresi4): New.
7297 (bCC expanders): Delete.
7298 (sCC insns): Fold into...
7299 (*setcc): ... this one.
7300 (casesi): Do not use gen_cmpsi and gen_bgtu.
7301 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
7302 (movsicc): Simplify.
7303 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
7305 * config/vax/vax-protos.h (cond_name): New.
7306 (vax_output_conditional_branch): Remove.
7307 * config/vax/vax.c (cond_name): New.
7308 (vax_output_conditional_branch): Remove.
7309 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
7310 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
7311 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
7312 (bit<VAXint>): Wrap source with (compare).
7313 (b<code> and following unnamed pattern): Rename to *branch and
7314 *branch_reversed. Change macroization to match_operator.
7315 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
7317 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
7318 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
7319 Change last argument to machine_mode.
7320 (xtensa_expand_scc): Add machine_mode argument.
7321 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
7322 (gen_conditional_move, xtensa_expand_conditional_branch,
7323 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
7324 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
7325 Adjust operand numbers.
7326 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
7328 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
7329 (cmpsi, cmpsf, b<code>, s<code>): Delete.
7330 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
7332 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7334 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7335 causes spurious differences between trunk and cond-optab branch.
7337 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
7340 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
7342 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
7344 * tree.c (iterative_hash_pointer): Delete.
7345 (iterative_hash_expr): Short-circuit handling of NULL pointer.
7346 Hash UIDs and versions of SSA names. Don't special-case built-in
7347 function declarations.
7349 2009-05-11 Ian Lance Taylor <iant@google.com>
7352 * graphite.c: Force -Wc++-compat to only be a warning before
7353 #including "cloog/cloog.h".
7355 2009-05-11 Martin Jambor <mjambor@suse.cz>
7357 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
7359 2009-05-11 Jan Hubicka <jh@suse.cz>
7361 * tree-ssa-loop-ivcanon.c: Include target.h
7362 (struct loop_size): new structure.
7363 (constant_after_peeling): New predicate.
7364 (tree_estimate_loop_size): New function.
7365 (estimated_unrolled_size): Rewrite for new estimates.
7366 (try_unroll_loop_completely): Use new estimates.
7367 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
7369 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7371 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
7372 libcpp interface change.
7373 (spu_macro_to_expand): Likewise.
7375 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
7377 PR tree-optimization/40026
7378 * gimplify.c (gimplify_init_constructor): Change initial conditional
7379 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
7380 optimize_compound_literals_in_ctor.
7382 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
7384 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
7386 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
7388 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
7390 * tree-vect-data-refs.c (vect_analyze_group_access): Use
7391 HOST_WIDE_INT for gap.
7393 2009-05-11 Ira Rosen <irar@il.ibm.com>
7395 PR tree-optimization/40074
7396 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
7397 account in group size and step comparison.
7399 2009-05-11 Richard Guenther <rguenther@suse.de>
7401 * passes.c (init_optimization_passes): Strip now incorrect comment.
7402 (execute_function_todo): Do not set PROP_alias.
7403 * tree-pass.h (PROP_alias): Remove.
7404 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
7405 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
7406 * tree-nrv.c (pass_return_slot): Likewise.
7407 * tree-object-size.c (pass_object_sizes): Likewise.
7408 * tree-ssa-dom.c (pass_dominator): Likewise.
7409 (pass_phi_only_cprop): Likewise.
7410 * tree-ssa-dse.c (pass_dse): Likewise.
7411 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
7412 (pass_cselim): Likewise.
7413 * tree-ssa-pre.c (pass_pre): Likewise.
7414 (pass_fre): Likewise.
7415 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
7416 * tree-ssa-sink.c (pass_sink_code): Likewise.
7417 * tree-stdarg.c (pass_stdarg): Likewise.
7418 * tree-tailcall.c (pass_tail_calls): Likewise.
7419 * tree-vrp.c (pass_vrp): Likewise.
7421 2009-05-10 Ian Lance Taylor <iant@google.com>
7423 * basic-block.h (enum profile_status): Break out of struct
7425 * cgraph.h (struct inline_summary): Break out of struct
7427 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
7428 of struct cgraph_order_sort.
7429 * combine.c (enum undo_kind): New enum, broken out of struct undo.
7430 * cse.c (struct branch_path): Break out of struct
7431 cse_basic_block_data.
7432 * except.h (enum eh_region_type): Break out of struct eh_region.
7433 * gcc.c (enum add_del): Break out of struct modify_target.
7434 * genrecog.c (enum decision_type): Break out of struct decision_test.
7435 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
7437 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
7438 * regmove.c (enum match_use): New enum, broken out of struct match.
7439 * sched-int.h (enum post_call_group): New enum, broken out of
7441 (struct deps_reg): Break out of struct deps.
7442 * target.h (struct asm_int_op): Break out of struct gcc_target.
7443 * tree-eh.c (struct goto_queue_node): Break out of struct
7445 * tree-inline.h (enum copy_body_cge_which): Break out of
7447 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
7449 * c-decl.c (in_struct, struct_types): New static variables.
7450 (pushtag): Add loc parameter. Change all callers.
7451 (lookup_tag): Add ploc parameter. Change all callers.
7452 (check_compound_literal_type): New function.
7453 (parser_xref_tag): Add loc parameter. Change all callers. If
7454 -Wc++-compat, warn about struct/union/enum types defined within a
7456 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
7457 and loc parameters. Change all callers. Change error calls to
7458 error_at, using loc. For a redefinition, if the location of the
7459 original definition is known, report it. Set in_struct and
7460 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
7461 (finish_struct): Add new parameters enclosing_in_struct and
7462 enclosing_struct_types. Change all callers. Set
7463 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
7464 in the struct. If in a struct, add this struct to struct_types.
7465 (start_enum): Add loc parameter. Change all callers. Use
7466 error_at for errors, using loc. For a redefinition, if the
7467 location of the original definition is known, report it. If in a
7468 struct, add this enum type to struct_types. If -Wc++-compat warn
7469 if in sizeof, typeof, or alignof.
7470 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
7471 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
7472 (c_parser_enum_specifier): Get enum location for start_enum.
7473 (c_parser_struct_or_union_specifier): Get struct location for
7474 start_struct. Save in_struct and struct_types status between
7475 start_struct and finish_struct.
7476 (c_parser_cast_expression): Get location of cast.
7477 (c_parser_alignof_expression): Get location of type.
7478 (c_parser_postfix_expression): Likewise.
7479 (c_parser_postfix_expression_after_paren_type): Add type_loc
7480 parameter. Change all callers. Call check_compound_literal_type.
7481 Use type_loc for error about variable size type.
7482 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
7483 of an enum constant from an enum type defined in a struct or union.
7484 (c_cast_expr): Add loc parameter. Change all callers. If
7485 -Wc++-compat, warn about defining a type in a cast.
7486 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
7487 (start_enum, start_struct, finish_struct): Update declarations.
7488 (parser_xref_tag, c_cast_expr): Update declarations.
7489 (check_compound_literal_type): Declare.
7491 2009-05-11 Ben Elliston <bje@au.ibm.com>
7493 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
7494 for recent libcpp interface change.
7495 (rs6000_macro_to_expand): Likewise.
7497 2009-05-10 Michael Matz <matz@suse.de>
7500 * config/arm/arm.c (require_pic_register): Emit on entry edge,
7501 not at entry of function.
7503 2009-05-10 Richard Guenther <rguenther@suse.de>
7505 PR tree-optimization/40081
7507 * tree-sra.c (instantiate_element): Instantiate scalar replacements
7508 using the main variant of the element type. Do not fiddle with
7509 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
7511 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
7512 structs with volatile fields.
7514 2009-05-10 Jan Hubicka <jh@suse.cz>
7516 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
7517 (estimate_move_cost): Assert that it does not get called for
7519 (estimate_num_insns): Skip VOID types in argument handling.
7520 (optimize_inline_calls): Delete unreachable blocks and verify that
7523 2009-05-10 Jan Hubicka <jh@suse.cz>
7525 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
7526 * cgraph.c (cgraph_mark_address_taken_node): New function.
7527 (dump_cgraph_node): Dump new flag.
7528 * cgraph.h (struct cgraph_node): Add address_taken.
7529 (cgraph_mark_address_taken_node): New function.
7530 * ipa.c (cgraph_postorder): Prioritize functions with address taken
7531 since new direct calls can be born.
7533 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7535 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
7538 2009-05-10 Jan Hubicka <jh@suse.cz>
7541 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
7543 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
7544 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
7545 * tree-inline.c (copy_bb): Set frequency correctly.
7546 (fold_marked_statements): Update call to
7547 cgraph_update_edges_for_call_stmt.
7549 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7551 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
7552 identifiers in diagnostics.
7553 * config/arm/arm.c (arm_handle_fndecl_attribute,
7554 arm_handle_isr_attribute): Likewise.
7555 * config/avr/avr.c (avr_handle_progmem_attribute,
7556 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
7557 * config/bfin/bfin.c (handle_int_attribute,
7558 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
7559 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
7560 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
7562 * config/darwin.c (darwin_handle_kext_attribute,
7563 darwin_handle_weak_import_attribute): Likewise.
7564 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
7565 h8300_handle_eightbit_data_attribute,
7566 h8300_handle_tiny_data_attribute): Likewise.
7567 * config/i386/i386.c (ix86_handle_cconv_attribute,
7568 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
7569 * config/i386/winnt.c (ix86_handle_shared_attribute,
7570 ix86_handle_selectany_attribute): Likewise.
7571 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
7572 * config/m32c/m32c.c (function_vector_handler): Likewise.
7573 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
7574 m68hc11_handle_fntype_attribute): Likewise.
7575 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
7576 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
7577 * config/mips/mips.c (mips_insert_attributes,
7578 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
7579 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
7580 rs6000_handle_struct_attribute): Likewise.
7581 * config/sh/sh.c (sh_insert_attributes,
7582 sh_handle_resbank_handler_attribute,
7583 sh_handle_interrupt_handler_attribute,
7584 sh2a_handle_function_vector_handler_attribute,
7585 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
7587 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
7588 * config/spu/spu.c (spu_handle_fndecl_attribute,
7589 spu_handle_vector_attribute): Likewise.
7590 * config/stormy16/stormy16.c
7591 (xstormy16_handle_interrupt_attribute): Likewise.
7592 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
7593 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
7595 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7597 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
7598 (pp_translate_identifiers): New.
7599 (pp_identifier): Only conditionally translate identifier to locale
7601 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
7602 (pp_base_tree_identifier): Only conditionally translate identifier
7603 to locale character set.
7604 * c-pretty-print.c (M_): Define.
7605 (pp_c_type_specifier, pp_c_primary_expression): Mark English
7606 fragments for conditional translation with M_.
7607 * tree-pretty-print.c (maybe_init_pretty_print): Disable
7608 identifier translation.
7610 2009-05-10 Richard Guenther <rguenther@suse.de>
7612 PR tree-optimization/40081
7613 * tree-sra.c (instantiate_element): Instantiate scalar replacements
7614 using the main variant of the element type. Do not fiddle with
7615 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
7617 2009-05-09 Jan Hubicka <jh@suse.cz>
7620 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
7621 indirect calls; verify cgraph afterwards.
7623 2009-05-09 Jan Hubicka <jh@suse.cz>
7626 * ipa.c (update_inlined_to_pointer): New function.
7627 (cgraph_remove_unreachable_nodes): Use it.
7629 2009-05-09 Jan Hubicka <jh@suse.cz>
7631 * tree-eh.c (struct leh_state): Remove prev_try.
7632 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
7634 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
7635 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
7636 remove_eh_handler_and_replace, foreach_reachable_handler,
7637 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
7638 * except.h (struct eh_region): Remove eh_region_u_cleanup.
7639 (gen_eh_region_cleanup): Update prototype.
7641 2009-05-09 Jan Hubicka <jh@suse.cz>
7644 * except.c (copy_eh_region): Always set prev_try.
7645 (redirect_eh_edge_to_label): Find outer try.
7646 (foreach_reachable_handler): When looking for prev try
7647 handle case where previous try is not going to be taken.
7649 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
7651 PR tree-optimization/40049
7652 * tree-vect-stmts.c (vectorizable_operation): If the machine has
7653 only vector/vector shifts, convert the type of the constant to the
7654 appropriate type to avoid building incorrect trees, which
7655 eventually have problems with garbage collection.
7657 2009-05-08 Joseph Myers <joseph@codesourcery.com>
7659 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
7660 -1 for complex floating-point types if honoring signed zeros.
7662 2009-05-08 Jan Hubicka <jh@suse.cz>
7664 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
7665 argument; handle correctly when profile is absent.
7666 (build_cgraph_edges): Update.
7667 (rebuild_cgraph_edges): Update.
7668 * cgraph.c: Do not include varray.h.
7669 (cgraph_set_call_stmt_including_clones): New function.
7670 (cgraph_create_edge_including_clones): Likewise
7671 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
7672 (cgraph_update_edges_for_call_stmt): Handle clones.
7673 (cgraph_remove_node): Handle clone tree.
7674 (cgraph_remove_node_and_inline_clones): New function.
7675 (dump_cgraph_node): Dump clone tree.
7676 (cgraph_clone_node): Handle clone tree.
7677 (clone_function_name): Bring here from tree-inline.c.
7678 (cgraph_create_virtual_clone): New function.
7679 * cgraph.h (ipa_replace_map): Move here from ipa.h.
7680 (cgraph_clone_info): New function.
7681 (strut cgraph_node): Add clone_info and new clone tree pointers.
7682 (cgraph_remove_node_and_inline_clones,
7683 cgraph_set_call_stmt_including_clones,
7684 cgraph_create_edge_including_clones,
7685 cgraph_create_virtual_clone): Declare.
7686 (cgraph_function_versioning): Use VEC argument.
7687 (compute_call_stmt_bb_frequency): Update prototype.
7688 (cgraph_materialize_all_clones): New function.
7689 * ipa-cp.c (ipcp_update_cloned_node): Remove.
7690 (ipcp_create_replace_map): Update to VECtors.
7691 (ipcp_update_callgraph): Use virtual clones.
7692 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
7693 (ipcp_update_profiling): Do not update local profiling.
7694 (ipcp_insert_stage): Use VECtors and virtual clones.
7695 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
7696 (clone_of_p): New function.
7697 (cgraph_preserve_function_body_p): Use clone tree.
7698 (cgraph_optimize): Materialize clones.
7699 (cgraph_function_versioning): Update for VECtors.
7700 (save_inline_function_body): Use clone tree.
7701 (cgraph_materialize_clone): New function.
7702 (cgraph_materialize_all_clones): Likewise.
7703 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
7704 * ipa.c: Include gimple.h.
7705 (cgraph_remove_unreachable_nodes): Use clone tree.
7706 * ipa-prop.c (ipa_note_param_call): Update call to
7707 compute_call_stmt_bb_frequencycall.
7708 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
7709 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
7710 (copy_bb): Handle updating of clone tree; add new edge when new call
7712 (expand_call_inline): Be strict about every call having edge.
7713 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
7714 (delete_unreachable_blocks_update_callgraph): New function.
7715 (tree_function_versioning): Use VECtors; always remove unreachable
7716 blocks and fold conditionals.
7717 * tree-inline.h: Do not include varray.h.
7718 (tree_function_versioning): Remove.
7719 * Makefile.in (GTFILES): Remove tree-inline.c
7720 * passes.c (do_per_function): Do only functions having body.
7721 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
7724 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
7725 Andrew Morrow <acm@google.com>
7728 * c-common.c (c_common_attribute_table): Permit deprecated
7729 attribute to take an optional argument.
7730 (handle_deprecated_attribute): If the optional argument to
7731 __attribute__((deprecated)) is not a string ignore the attribute
7734 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
7735 * c-typeck.c (build_component_ref): Likewise.
7736 (build_external_ref): Likewise.
7738 * toplev.c (warn_deprecated_use): Add an attribute argument.
7739 Emit the message associated with __attribute__((deprecated)).
7741 * toplev.h (warn_deprecated_use): Updated.
7743 * doc/extend.texi: Document new optional parameter to
7744 __attribute__((deprecated))
7746 2009-05-08 Michael Eager <eager@eagercon.com>
7748 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
7749 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
7751 2009-05-08 Richard Guenther <rguenther@suse.de>
7753 PR tree-optimization/40062
7754 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
7755 Avoid exponential behavior.
7757 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
7759 PR rtl-optimization/33928
7761 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
7762 process_uses, build_single_def_use_links): New.
7763 (update_df): Update use_def_ref.
7764 (forward_propagate_into): Use get_def_for_use instead of use-def
7766 (fwprop_init): Call build_single_def_use_links and let it initialize
7768 (fwprop_done): Free use_def_ref.
7769 (fwprop_addr): Eliminate duplicate call to df_set_flags.
7770 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
7771 df_rd_simulate_one_insn): New.
7772 (df_rd_bb_local_compute_process_def): Update head comment.
7773 (df_chain_create_bb): Use the new RD simulation functions.
7774 * df.h (df_rd_simulate_artificial_defs_at_top,
7775 df_rd_simulate_one_insn): New.
7776 * opts.c (decode_options): Enable fwprop at -O1.
7777 * doc/invoke.texi (-fforward-propagate): Document this.
7779 2009-05-08 Joseph Myers <joseph@codesourcery.com>
7782 * c-typeck.c (build_binary_op): Handle arithmetic between one real
7783 and one complex operand specially.
7784 * tree-complex.c (some_nonzerop): Do not identify a real value as
7785 zero if flag_signed_zeros.
7787 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
7789 PR rtl-optimization/33928
7790 * loop-invariant.c (record_use): Fix && vs. || mishap.
7792 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
7794 PR rtl-optimization/33928
7795 * loop-invariant.c (struct use): Add addr_use_p.
7796 (struct def): Add n_addr_uses.
7797 (struct invariant): Add cheap_address.
7798 (create_new_invariant): Set cheap_address.
7799 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
7800 (record_uses): Pass df_ref to record_use.
7801 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
7804 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
7806 * config/sh/sh.c: Do not include c-pragma.h.
7808 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
7810 * config/spu/spu.c: Remove include of c-common.h.
7812 2009-05-07 Janis Johnson <janis187@us.ibm.com>
7815 * c-common.h (mark_valid_location_for_stdc_pragma,
7816 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
7817 clear_float_const_decimal64, float_const_decimal64_p): New.
7818 * c.opt (Wunsuffixed-float-constants): New.
7819 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
7820 unsuffixed float constant, handle new warning.
7821 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
7822 * c-decl.c (c_scope): New flag float_const_decimal64.
7823 (set_float_const_decimal64, clear_float_const_decimal64,
7824 float_const_decimal64_p): New.
7825 (push_scope): Set new flag.
7826 * c-parser.c (c_parser_translation_unit): Mark when it's valid
7827 to use STDC pragmas.
7828 (c_parser_external_declaration): Ditto.
7829 (c_parser_compound_statement_nostart): Ditto.
7830 * c-pragma.c (valid_location_for_stdc_pragma,
7831 mark_valid_location_for_stdc_pragma,
7832 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
7833 handle_pragma_float_const_decimal64): New.
7834 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
7835 * cp/semantics.c (valid_location_for_stdc_pragma_p,
7836 set_float_const_decimal64, clear_float_const_decimal64,
7837 float_const_decimal64_p): New dummy functions.
7838 * doc/extend.texi (Decimal Float): Remove statement that the
7839 pragma, and suffix for double constants, are not supported.
7840 * doc/invoke.texi (Warning Options): List new option.
7841 (-Wunsuffixed-float-constants): New.
7843 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
7845 * config/i386/i386.c: Do not include c-common.h.
7847 2009-05-07 Mark Heffernan <meheff@google.com>
7849 * doc/invoke.texi (Debugging Options): Document change of debugging
7851 * opts.c (decode_options): Make dump_base_name relative to
7852 aux_base_name directory.
7854 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
7856 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
7857 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
7859 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
7861 * Makefile.in (install-plugin): Simplify a bit.
7863 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
7865 * Makefile.in (OBJS-common): Add regcprop.o.
7867 * timevar.def (TV_CPROP_REGISTERS): New.
7868 * regrename.c (regrename_optimize): Return 0.
7869 (rest_of_handle_regrename): Delete.
7870 (pass_rename_registers): Point to regrename_optimize.
7871 (struct value_data_entry, struct value_data,
7872 kill_value_one_regno, kill_value_regno, kill_value,
7873 set_value_regno, init_value_data, kill_clobbered_value,
7874 kill_set_value, kill_autoinc_value, copy_value,
7875 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
7876 replace_oldest_value_reg, replace_oldest_value_addr,
7877 replace_oldest_value_mem, copyprop_hardreg_forward_1,
7878 debug_value_data, validate_value_data): Move...
7879 * regcprop.c: ... here.
7880 (rest_of_handle_cprop): Delete.
7881 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
7883 2009-05-07 Jakub Jelinek <jakub@redhat.com>
7886 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
7887 GEN_INT for 1 << bitnum.
7888 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
7891 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
7893 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
7894 Remove wrong description of "nand" operation.
7896 2009-05-06 Richard Guenther <rguenther@suse.de>
7897 Adam Nemet <anemet@caviumnetworks.com>
7899 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
7900 comment. Add that if LHS is not a gimple register, then RHS1 has
7901 to be a single object (GIMPLE_SINGLE_RHS).
7903 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
7905 * expr.c (get_def_for_expr): Move it up in the file.
7906 (store_field): When expanding a bit-field store, look at the
7907 defining gimple stmt for the masking conversion.
7909 2009-05-06 Janis Johnson <janis187@us.ibm.com>
7912 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
7913 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
7914 32-bit memcpy into long.
7916 2009-05-06 Jakub Jelinek <jakub@redhat.com>
7918 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
7919 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
7921 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
7922 instead of appending DW_OP_deref*.
7924 2009-05-06 Michael Matz <matz@suse.de>
7927 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
7928 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
7930 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
7932 * Makefile.in (install-plugin): Fix srcdir handling.
7934 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
7936 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
7937 when processing for not_regs_needed bitmap.
7938 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
7939 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
7940 handling it for rhs.
7942 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
7944 * config/i386/i386.md (unnamed inc/dec peephole): Use
7945 optimize_insn_for_size_p instead of optimize_size.
7946 * config/i386/predicates.md (incdec_operand): Likewise.
7947 (aligned_operand): Likewise.
7948 * config/i386/sse.md (divv8sf3): Likewise.
7949 (sqrtv8sf2): Likewise.
7951 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
7953 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
7955 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
7957 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
7959 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
7960 ssemodesuffixf2c with avxmodesuffixf2c.
7962 2009-05-06 Joseph Myers <joseph@codesourcery.com>
7965 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
7967 2009-05-05 Jakub Jelinek <jakub@redhat.com>
7969 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
7970 (struct tree_base): Adjust spacing for 8 bit boundaries.
7971 (struct tree_decl_common): Add decl_by_reference_flag bit.
7972 (DECL_BY_REFERENCE): Adjust.
7973 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
7974 print DECL_BY_REFERENCE bit.
7975 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
7976 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
7977 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
7978 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
7982 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
7983 range of the type, but default label is missing, add it with one
7984 of the existing labels instead of adding a new label for it.
7986 2009-05-05 Joseph Myers <joseph@codesourcery.com>
7990 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
7992 * Makefile.in (enable_plugin, plugin_includedir): New.
7993 (install): Depend on install-plugin.
7994 (PLUGIN_HEADERS): New.
7995 (install-plugin): New.
7996 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
7998 2009-05-05 Richard Guenther <rguenther@suse.de>
8000 PR tree-optimization/40022
8001 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
8003 (phivn_valid_p): Fix tuplification error, simplify.
8004 (phiprop_insert_phi): Add dumps.
8005 (propagate_with_phi): Simplify.
8007 2009-05-05 Richard Guenther <rguenther@suse.de>
8010 * builtins.c (gimplify_va_arg_expr): Properly build the address.
8012 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
8014 * tree.h (strip_float_extensions): Remove duplicate declaration.
8015 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
8016 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
8017 block_ultimate_origin): Rearrange the declarations line to match the
8018 comment that indicates the .c file which the functions are defined.
8019 (dwarf2out_*, set_decl_rtl): Add comment.
8020 (get_base_address): Adjust comment.
8021 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
8022 declarations line and add comment.
8023 (is_builtin_name): Add blank after function name, for clarity.
8025 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8027 * attribs.c (decl_attributes): Use %qE for identifiers in
8029 * cgraphunit.c (verify_cgraph_node): Translate function names to
8030 locale character set in diagnostics.
8031 * coverage.c (get_coverage_counts): Use %qE for identifiers in
8033 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
8034 Document that functions are named in UTF-8.
8035 * expr.c (expand_expr_real_1): Translate function names to locale
8036 character set in diagnostics.
8037 * gimplify.c (omp_notice_variable, omp_is_private,
8038 gimplify_scan_omp_clauses): Use %qE for identifiers in
8040 * langhooks.c (lhd_print_error_function): Translate function names
8041 to locale character set.
8042 * langhooks.h (decl_printable_name): Document that return value is
8043 in internal character set.
8044 * stmt.c: Include pretty-print.h
8045 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
8047 (resolve_operand_name_1): Translate named operand name to locale
8049 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
8051 * toplev.c (announce_function): Translate function names to locale
8053 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
8054 (default_tree_printer): Use pp_identifier or translate identifiers
8055 to locale character set. Mark "<anonymous>" for translation.
8056 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
8057 for identifiers in diagnostics.
8058 * tree.c (handle_dll_attribute): Use %qE for identifiers in
8060 * varasm.c (output_constructor): Use %qE for identifiers in
8063 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
8065 * configure.ac: use ` ` instead of $()
8066 * configure: Regenerate.
8068 2009-05-05 Ben Elliston <bje@au.ibm.com>
8070 * config/pa/linux-atomic.c: Eliminate conditional include of
8071 errno.h on non-LP64 systems to simplify build requirements.
8073 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8075 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
8077 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
8078 and pass value to identifier_to_locale.
8079 (warn_variable_length_array): Make name a tree.
8080 (grokdeclarator): Separate diagnostic texts for named and unnamed
8081 declarators. Use %qE for named declarators.
8082 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
8084 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
8085 identifiers in diagnostics.
8086 * c-typeck.c (push_member_name, start_init): Pass identifiers to
8087 identifier_to_locale. Mark "anonymous" strings for translation.
8089 2009-05-04 Michael Eager <eager@eagercon.com>
8091 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
8092 address for DImode/DFmode only if double-precision FP regs.
8094 2009-05-04 Michael Eager <eager@eagercon.com>
8096 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
8097 TARGET_SINGLE_FLOAT check.
8099 2009-05-04 Michael Eager <eager@eagercon.com>
8101 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
8103 2009-05-04 Michael Eager <eager@eagercon.com>
8105 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
8106 * config/rs6000/t-xilinx: New
8108 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
8110 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
8111 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
8112 * gcc/explow.c (memory_address): Use target hook.
8113 * gcc/targhooks.c (default_legitimize_address): New.
8114 * gcc/targhooks.h (default_legitimize_address): New.
8115 * gcc/target.h (legitimize_address): New.
8116 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
8117 (TARGET_INITIALIZER): Include it.
8118 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
8120 * config/bfin/bfin-protos.h (legitimize_address): Remove.
8121 * config/bfin/bfin.c (legitimize_address): Remove.
8122 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
8123 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
8125 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
8126 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
8128 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
8129 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
8130 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
8131 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
8132 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
8133 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
8134 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
8135 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
8136 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
8137 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
8138 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
8139 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
8140 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
8141 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
8142 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
8143 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
8144 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
8145 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
8146 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
8147 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
8148 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
8149 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
8150 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
8152 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
8153 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
8154 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
8155 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
8156 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
8157 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
8158 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
8159 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
8160 (thumb_legitimize_address): Delete.
8161 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
8162 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
8163 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
8164 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
8165 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
8166 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
8168 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
8171 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
8172 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
8173 * config/m32r/m32r.c (m32r_legitimize_address): New.
8174 * config/m68k/m68k.c (m68k_legitimize_address): New.
8175 * config/score/score.c (score_legitimize_address): Standardize.
8176 * config/score/score3.c (score3_legitimize_address): Standardize.
8177 * config/score/score3.h (score3_legitimize_address): Adjust.
8178 * config/score/score7.c (score7_legitimize_address): Standardize.
8179 * config/score/score7.h (score7_legitimize_address): Adjust.
8180 * config/sh/sh.c (sh_legitimize_address): New.
8181 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
8183 * gcc/config/s390/s390.c (legitimize_address): Rename to...
8184 (s390_legitimize_address): ... this.
8185 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
8186 (sparc_legitimize_address): ... this.
8187 * gcc/config/i386/i386.c (legitimize_address): Rename to...
8188 (ix86_legitimize_address): ... this.
8189 * gcc/config/avr/avr.c (legitimize_address): Rename to...
8190 (avr_legitimize_address): ... this.
8191 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
8192 (mn10300_legitimize_address): ... this.
8193 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
8194 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
8195 (alpha_expand_mov): Adjust call.
8197 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
8198 * config/spu/spu.c (spu_legitimize_address): Likewise.
8199 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
8200 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
8202 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8204 * intl.c (locale_encoding, locale_utf8): New.
8205 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
8206 * intl.h (locale_encoding, locale_utf8): Declare.
8207 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
8208 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
8210 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
8212 (pp_tree_identifier): Define to call pp_base_tree_identifier.
8213 (pp_base_tree_identifier): Declare as function.
8214 (identifier_to_locale): Declare.
8215 * Makefile.in (pretty-print.o): Update dependencies.
8216 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
8218 2009-05-04 Richard Guenther <rguenther@suse.de>
8221 * builtins.c (fold_builtin_memory_op): Do not decay to element
8222 type if the size matches the whole array.
8224 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
8226 * expmed.c (synth_mult): When trying out a shift, pass the result
8229 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
8231 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
8232 (shiftsub1_cost): New.
8233 (init_expmed): Compute shiftsub1_cost.
8234 (synth_mult): Optimize multiplications by constants of the form
8235 -(2^^m-1) for some constant positive integer m.
8237 2009-05-03 Richard Guenther <rguenther@suse.de>
8240 * c-typeck.c (array_to_pointer_conversion): Do not built
8241 ADDR_EXPRs of arrays of pointer-to-element type.
8242 * c-gimplify.c (c_gimplify_expr): Revert change fixing
8243 up wrong ADDR_EXPRs after-the-fact.
8244 * c-common.c (strict_aliasing_warning): Strip pointer
8245 conversions for obtaining the original type.
8246 * builtins.c (fold_builtin_memset): Handle array types.
8247 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
8250 2009-05-03 Richard Guenther <rguenther@suse.de>
8253 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
8254 Do not lose casts from array types with unknown extent to array
8255 types with known extent.
8256 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
8257 alias set compatibility.
8259 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
8261 * flags.h (extra_warnings): Delete.
8262 * toplev.c (process_options): Handle Wuninitialized here.
8263 * opts.c (extra_warnings): Delete.
8264 (set_Wextra): Delete.
8265 (common_handle_option): -Wextra can be handled automatically.
8266 * c-opts.c (c_common_handle_option): Delete obsolete code.
8267 (c_common_post_options): Simplify comment.
8268 * common.opt (W): Add Var.
8270 (Wuninitialized): Initialize to -1.
8272 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
8273 Richard Guenther <rguenther@suse.de>
8275 * expr.c (get_def_for_expr): New function.
8276 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
8277 SSA rather than trees.
8278 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
8279 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
8281 2009-05-03 Joseph Myers <joseph@codesourcery.com>
8283 * c-common.c (reswords): Add _Imaginary.
8284 * c-common.c (enum rid): Add RID_IMAGINARY.
8286 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
8288 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
8289 Patch by Richard Guenther.
8291 2009-05-03 Anatoly Sokolov <aesok@post.ru>
8293 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
8294 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8295 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
8296 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
8297 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
8298 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
8299 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
8300 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
8301 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
8302 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
8303 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
8304 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
8305 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
8306 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
8307 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
8308 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
8309 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
8310 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
8312 2009-05-02 Richard Guenther <rguenther@suse.de>
8314 PR tree-optimization/39940
8315 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
8318 2009-05-02 Richard Guenther <rguenther@suse.de>
8321 * tree-ssa.c (execute_update_addresses_taken): Properly check
8322 if we can mark a variable DECL_GIMPLE_REG_P.
8323 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
8324 back to the end of the function.
8325 (is_gimple_reg_type): Remove complex type special casing.
8326 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
8329 2009-05-02 Ben Elliston <bje@au.ibm.com>
8331 * doc/collect2.texi (Collect2): Document search path behaviour
8332 when configured with --with-ld.
8334 2009-05-02 Jan Hubicka <jh@suse.cz>
8336 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
8337 parameter; update callers.
8338 (coalesce_cost_edge): EH edges are costier because they needs
8339 splitting even if not critical and even more costier when there are
8340 multiple EH predecestors.
8342 2009-05-02 Jan Hubicka <jh@suse.cz>
8344 * except.c (remove_eh_handler_and_replace): Handle updating after
8345 removing TRY blocks.
8347 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
8349 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
8351 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
8353 * varasm.c: Do not include c-pragma.h.
8354 * attribs.c: Do not incude c-common.h.
8356 2009-05-01 Michael Matz <matz@suse.de>
8358 * calls.c (initialize_argument_information): Handle SSA names like
8359 decls with a non MEM_P DECL_RTL.
8361 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
8363 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
8364 * ipa-utils.c: Likewise.
8365 * ipa-type-escape.c: Likewise.
8366 * cgraphunit.c Do not include c-common.h.
8367 * ipa-pure-const.c: Likewise.
8368 * tree-if-conv.c: Likewise.
8369 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
8370 * ipa-struct-reorg.c: Likewise.
8371 * tree-nomudflap.c: Likewise.
8372 * tree-ssa-structalias.c: Likewise.
8374 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
8376 * store-motion.c: Many cleanups to make this pass a first-class
8377 citizen instead of an appendix to gcse load motion. Add TODO list
8378 to make this pass faster/cleaner/better.
8380 (struct ls_expr): Post gcse.c-split cleanups.
8381 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
8382 "stores" field to "avail_stores".
8383 (pre_ldst_mems): Rename to store_motion_mems.
8384 (pre_ldst_table): Rename to store_motion_mems_table.
8385 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
8386 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
8387 (ldst_entry): Rename to st_expr_entry, update users.
8388 (free_ldst_entry): Rename to free_st_expr_entry, update users.
8389 (free_ldst_mems): Rename to free_store_motion_mems, update users.
8390 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
8392 (first_ls_expr): Rename to first_st_expr, update users.
8393 (next_ls_expr): Rename to next_st_expr, update users.
8394 (print_ldst_list): Rename to print_store_motion_mems. Print names of
8395 fields properly for store motion instead of names inherited from load
8397 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
8398 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
8401 (ae_kill): Rename to st_kill, update users.
8402 (ae_gen): Rename to st_avloc, update users.
8403 (transp): Rename to st_transp, update users.
8404 (pre_insert_map): Rename to st_insert_map, update users.
8405 (pre_delete_map): Rename to st_delete_map, update users.
8406 (insert_store, build_store_vectors, free_store_memory,
8407 one_store_motion_pass): Update for abovementioned changes.
8409 (gcse_subst_count, gcse_create_count): Remove.
8410 (one_store_motion_pass): New statistics counters "n_stores_deleted"
8411 and "n_stores_created", local variables.
8413 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
8416 (regvec, compute_store_table_current_insn): Remove.
8417 (reg_set_info, reg_clear_last_set): Remove.
8418 (compute_store_table): Use DF caches instead of local dataflow
8421 2009-05-01 Joseph Myers <joseph@codesourcery.com>
8423 * c-objc-common.c (c_tree_printer): Print identifiers with
8424 pp_identifier, not pp_string. Mark "({anonymous})" for
8426 * c-pretty-print.c (pp_c_ws_string): New.
8427 (pp_c_cv_qualifier, pp_c_type_specifier,
8428 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
8429 pp_c_storage_class_specifier, pp_c_function_specifier,
8430 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
8431 pp_c_primary_expression, pp_c_postfix_expression,
8432 pp_c_unary_expression, pp_c_shift_expression,
8433 pp_c_relational_expression, pp_c_equality_expression,
8434 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
8435 use pp_string and pp_c_ws_string in place of pp_identifier and
8436 pp_c_identifier for non-identifiers. Mark English strings for
8438 * c-pretty-print.h (pp_c_ws_string): Declare.
8440 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
8441 Roland McGrath <roland@redhat.com>
8443 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
8444 (ENABLE_LD_BUILDID): New configuration option.
8445 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
8446 (LINK_BUILDID_SPEC): New macro.
8447 (init_spec): If defined, prepend it between LINK_EH_SPEC and
8449 * doc/install.texi: Document --enable-linker-build-id option.
8450 * configure: Rebuild.
8451 * config.in: Rebuild.
8453 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
8455 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
8456 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
8457 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
8458 MIPS_GP_SAVE_AREA_SIZE.
8459 * config/mips/mips.c (struct mips_frame_info): Update comment
8460 before arg_pointer_offset and hard_frame_pointer_offset.
8461 (mips_compute_frame_info): Update diagram before function: to
8462 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
8463 indicate the position of frame_pointer_rtx with -fstack-protector and
8464 to show args_size. Don't allocate cprestore area for leaf functions
8465 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
8467 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
8469 2009-04-30 Michael Matz <matz@suse.de>
8471 PR tree-optimization/39955
8472 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
8474 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
8476 * ira.c (setup_cover_and_important_classes): Use safe macro
8477 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
8479 * genpreds.c (write_tm_preds_h): Output suitable definition of
8480 REG_CLASS_FOR_CONSTRAINT.
8482 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
8484 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
8486 * bitmap.c (bitmap_descriptor): Likewise.
8487 * ggc-common.c (loc_descriptor): Likewise.
8488 * varray.c (varray_descriptor): Likewise.
8489 * vec.c (vec_descriptor): Likewise.
8491 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
8493 * Makefile.in (dce.o): Add $(EXCEPT_H).
8494 * dce.c: Include except.h and delete redundant vector definitions.
8495 (deletable_insn_p): Return false for non-call insns that can throw
8498 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
8500 * gcse.c (ae_gen): Remove.
8501 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
8502 and make non-static function to make it available in store-motion.c.
8503 Update call sites with search-and-replace.
8504 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
8505 extract_mentioned_regs, extract_mentioned_regs_helper,
8506 find_moveable_store, compute_store_table, load_kills_store, find_loads,
8507 store_killed_in_insn, store_killed_after, store_killed_before,
8508 build_store_vectors, insert_insn_start_basic_block, insert-store,
8509 remove_reachable_equiv_notes, replace_store_insn, delete_store,
8510 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
8511 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
8512 * store-motion.c: ...new file. Also copy data structures from gcse.c
8513 and clean up to remove parts not used by store motion.
8514 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
8515 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
8517 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8520 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
8521 when optimizing for size.
8523 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
8525 * gcse.c (gcse_constant_p): Fix typo in last change.
8527 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
8529 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
8531 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
8533 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
8535 2009-04-29 James E. Wilson <wilson@codesourcery.com>
8537 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
8538 CONST_HIGH_PART result.
8540 2009-04-29 Anatoly Sokolov <aesok@post.ru>
8542 * config/avr/avr.c (initial_elimination_offset): Rename to
8543 avr_initial_elimination_offset.
8544 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
8545 change return type to bool.
8546 (avr_can_eliminate): New function.
8547 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
8548 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
8549 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
8550 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
8551 avr_initial_elimination_offset.
8552 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
8553 (avr_initial_elimination_offset): Define.
8555 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
8556 Steven Bosscher <steven@gcc.gnu.org>
8558 PR rtl-optimization/39938
8559 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
8560 * cfgrtl.c: Include insn-attr.h.
8561 (rest_of_pass_free_cfg): New function.
8562 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
8563 * resource.c (init_resource_info): Remove call to df_analyze.
8565 2009-04-29 Richard Guenther <rguenther@suse.de>
8568 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
8569 allow conversion to signed integers.
8571 2009-04-29 Richard Guenther <rguenther@suse.de>
8573 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
8574 shifts of floating point vectors if the shift amount is
8575 a constant multiple of the element size.
8577 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
8578 Michael Matz <matz@suse.de>
8582 * tree-outof-ssa.c (emit_partition_copy): New function.
8583 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
8584 insert_part_to_rtx_on_edge): Perform the partition base var
8585 copy using emit_partition_copy.
8586 (insert_value_copy_on_edge): Convert constants to the right mode.
8587 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
8588 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
8590 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8592 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
8593 scan backwards to try to find a constant to initialize it.
8595 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
8596 insn before the loop_end instruction, don't look past labels.
8598 2009-04-29 Richard Guenther <rguenther@suse.de>
8601 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
8602 loose type conversions.
8603 (forward_propagate_addr_expr): Fix tuplification bug. Remove
8604 stmts only if there are no uses of its definition.
8606 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8608 * config/bfin/bfin.h (splitting_loops): Declare.
8609 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
8610 Reorder bit definitions to be ascending.
8611 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
8612 * config/bfin/bfin.c (splitting_loops): New variable.
8613 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
8614 (struct loop_info): Remove members INIT and LOOP_INIT.
8615 (bfin_optimize_loop): Don't set them. Reorder the code that generates
8616 the LSETUP sequence. Allow LC to be loaded from any register, but
8617 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
8618 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
8620 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
8621 of reload_completed.
8624 * config/bfin/bfin.md (movsi_insn): Refine constraints.
8626 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
8628 * Makefile.in (PLUGIN_VERSION_H): New.
8629 (OBJS-common): Remove plugin-version.o.
8630 (plugin.o): Depend on (PLUGIN_VERSION_H).
8631 (plugin-version.o): Remove.
8632 * configure: Regenerate
8633 * configure.ac: Create plugin-version.h.
8634 * gcc-plugin.h (plugin_gcc_version): Remove.
8635 (plugin_default_version_check): Change signature.
8636 * plugin-version.c: Remove.
8637 * plugin.c: Include plugin-version.h.
8638 (str_plugin_gcc_version_name): Remove.
8639 (try_init_one_plugin): Pass gcc version to plugin_init.
8640 (plugin_default_version_check): Both gcc and plugin versions are now
8643 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8645 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
8646 problematic last insns. Test for TYPE_CALL rather than CALL_P.
8647 Remove special case testing for last insn of inner loops. Don't fail
8648 if the loop ends with a jump, emit an extra nop instead.
8650 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
8651 DREGS rather than comparing directly. Remove code that tries to
8652 account for latencies.
8654 2009-04-29 Richard Guenther <rguenther@suse.de>
8656 PR tree-optimization/39941
8657 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
8658 eliminating an indirect call.
8660 2009-04-29 Richard Guenther <rguenther@suse.de>
8662 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
8663 parameter. Allow invariants as base if !require_lvalue.
8664 (verify_gimple_assign_single): Adjust.
8666 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8668 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
8669 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
8670 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
8671 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
8672 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
8674 * config/bfin/bfin.c (bfin_expand_builtin,
8675 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
8677 2009-04-28 Richard Guenther <rguenther@suse.de>
8679 * tree-vect-loop.c (get_initial_def_for_induction): Use
8680 correct types for pointer increment.
8682 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8684 * toplev.c (print_version): Update GMP version string calculation.
8686 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
8688 PR rtl-optimization/39938
8689 * resource.c (init_resource_info): Add call to df_analyze.
8691 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8693 * config/alpha/alpha.md (usegp): Cast the result of
8694 alpha_find_lo_sum_using_gp to enum attr_usegp.
8695 * config/alpha/alpha.c (override_options): Remove end-of-structure
8696 marker element from cpu_table. Use array size of cpu_table to handle
8697 -mcpu and -mtune options.
8698 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
8700 2009-04-28 Joseph Myers <joseph@codesourcery.com>
8702 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
8703 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
8704 tune_32 and tune_64.
8705 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
8707 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
8708 * config/rs6000/option-defaults.h: ... here. New file.
8709 (OPT_64, OPT_32): Define.
8710 (MASK_64BIT): Define to 0 if not already defined.
8711 (OPT_ARCH64, OPT_ARCH32): Define.
8712 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
8715 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8717 * config/arm/arm.c (arm_override_options): Emit error on using
8720 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8722 PR rtl-optimization/39914
8723 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
8724 registers for allocnos created from user-defined variables only
8725 when not optimizing.
8727 2009-04-28 Richard Guenther <rguenther@suse.de>
8730 * fold-const.c (fold_binary): Use distribute_real_division only
8733 2009-04-28 Steve Ellcey <sje@cup.hp.com>
8735 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
8736 add hpux-stdint.h to tm_file.
8737 (hppa[12]*-*-hpux11*): Ditto.
8738 (ia64*-*-hpux*): Ditto.
8739 * config/hpux-stdint.h: New.
8740 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
8741 __STDC_EXT__ for all compiles.
8742 * config/pa/pa-hpux.h: Ditto.
8743 * config/pa/pa-hpux10.h: Ditto.
8744 * config/pa/pa-hpux11.h: Ditto.
8746 2009-04-28 Catherine Moore <clm@codesourcery.com>
8748 * debug.h (set_name): Add comment.
8750 2009-04-28 Andrew Pinski <pinskia@gmail.com>
8753 * config/darwin.c (machopic_gen_offset): Check
8754 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
8755 * config/arm/arm.c (require_pic_register): Likewise.
8757 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
8759 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
8760 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
8761 m32c_promote_prototypes): Delete.
8763 2009-04-28 Michael Matz <matz@suse.de>
8766 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
8769 2009-04-28 Richard Guenther <rguenther@suse.de>
8771 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
8773 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8775 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
8776 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
8777 * config/arm/arm-tune.md: Regenerate.
8779 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
8781 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
8782 block if there are complex incoming edges.
8783 (sel_merge_blocks): Remove useless assert.
8784 (sel_redirect_edge_and_branch): Check that edge was redirected.
8785 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
8786 (sel_find_rgns): Delete declaration.
8787 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
8788 the region when it is not a preheader.
8790 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8793 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
8795 2009-04-28 Richard Guenther <rguenther@suse.de>
8797 * tree.h (SSA_NAME_VALUE): Remove.
8798 (struct tree_ssa_name): Remove value_handle member.
8799 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
8800 array for jump threading.
8801 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
8803 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
8804 * tree-flow.h (threadedge_initialize_values): Declare.
8805 (threadedge_finalize_values): Likewise.
8806 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
8807 (SSA_NAME_VALUE): Define.
8808 (threadedge_initialize_values): New function.
8809 (threadedge_finalize_values): Likewise.
8810 * tree-ssa-dom.c (ssa_name_values): New global variable.
8811 (SSA_NAME_VALUE): Define.
8812 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
8814 2009-04-28 Ira Rosen <irar@il.ibm.com>
8816 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
8817 Use REPORT_VECTORIZED_LOCATIONS instead
8818 REPORT_VECTORIZED_LOOPS.
8819 * tree-vectorizer.c (vect_verbosity_level): Make static.
8820 (vect_loop_location): Rename to vect_location.
8821 (vect_set_verbosity_level): Update comment.
8822 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
8824 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
8825 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
8826 instead REPORT_UNVECTORIZED_LOOPS.
8827 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
8828 and vect_loop_def to vect_external_def and vect_internal_def.
8829 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
8830 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
8831 REPORT_UNVECTORIZED_LOCATIONS.
8832 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
8833 and vect_used_in_loop and to vect_unused_in_scope and
8835 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
8836 (vect_verbosity_level): Remove declaration.
8837 (vect_analyze_operations): Likewise.
8838 (vect_analyze_stmt): Declare.
8839 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
8840 REPORT_UNVECTORIZED_LOCATIONS.
8841 (vect_get_loop_niters): Fix indentation.
8842 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
8843 (vect_analyze_loop_operations): New function.
8844 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
8845 vect_analyze_operations.
8846 (vect_is_simple_reduction): Use new names.
8847 (vectorizable_live_operation, vect_transform_loop): Likewise.
8848 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
8849 to specify whether the data references can be a part of interleaving
8851 (vect_analyze_data_ref_dependence): Use new names.
8852 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
8853 (vect_create_addr_base_for_vector_ref): Remove redundant code.
8854 * tree-vect-patterns.c (widened_name_p): Use new names.
8855 (vect_recog_dot_prod_pattern): Likewise.
8856 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
8857 (process_use, vect_mark_stmts_to_be_vectorized,
8858 vect_model_simple_cost, vect_model_store_cost,
8859 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
8860 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
8861 vectorizable_operation, vectorizable_type_demotion,
8862 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
8863 vectorizable_condition): Likewise.
8864 (vect_analyze_operations): Split into vect_analyze_loop_operations
8866 (vect_analyze_stmt): ... new function.
8867 (new_stmt_vec_info): Use new names.
8868 (vect_is_simple_use): Use new names and fix comment.
8869 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
8870 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
8872 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8875 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
8876 and integer modes for x87 operands. Do not ICE for unsupported size,
8877 generate error instead. Generate error for unsupported operand types.
8878 ['z']: Do not handle HImode memory operands specially. Warning
8879 for floating-point operands. Fallthru to 'Z' for unsupported operand
8880 types. Do not ICE for unsupported size, generate error instead.
8881 (output_387_binary_op): Use %Z to output operands.
8882 (output_fp_compare): Ditto.
8883 (output_387_reg_move): Ditto.
8885 2009-04-28 Ben Elliston <bje@au.ibm.com>
8890 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8892 * builtins.c (c_strlen): Do not warn here.
8893 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
8894 * c-common.c (pointer_int_sum): Take an explicit location.
8895 Warn about offsets out of bounds.
8896 * c-common.h (pointer_int_sum): Adjust declaration.
8898 2009-04-27 Ian Lance Taylor <iant@google.com>
8900 * collect2.c (is_ctor_dtor): Change type of ret field in struct
8902 * dce.c (run_fast_df_dce): Change type of old_flags to int.
8903 * df-core.c (df_set_flags): Change return type to int. Change
8904 type of old_flags to int.
8905 (df_clear_flags): Likewise.
8906 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
8907 (df_get_conditional_uses): Likewise.
8908 * df.h (df_set_flags, df_clear_flags): Update declarations.
8909 * dwarf2out.c (struct indirect_string_node): Change type of form
8910 field to enum dwarf_form.
8911 (AT_string_form): Change return type to enum dwarf_form.
8912 * fixed-value.c (fixed_compare): Add cast to enum type.
8913 * fwprop.c (update_df): Change 0 to VOIDmode.
8914 * gensupport.c: Change 0 to UNKNOWN.
8915 * gimple.h (gimple_cond_code): Add cast to enum type.
8916 * haifa-sched.c (reemit_notes): Add cast to enum type.
8917 * hooks.c (hook_int_void_no_regs): Remove function.
8918 * hooks.h (hook_int_void_no_regs): Remove declaration.
8919 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
8920 * predict.c (combine_predictions_for_insn): Add casts to enum type.
8921 * real.c (real_arithmetic): Add cast to enum type.
8922 (real_compare): Likewise.
8923 * target.h (struct gcc_target): Change return type of
8924 branch_target_register_class to enum reg_class.
8925 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
8926 default_branch_target_register_class.
8927 * targhooks.c (default_branch_target_register_class): New function.
8928 * targhooks.h (default_branch_target_register_class): Declare.
8929 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
8930 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
8932 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
8934 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
8935 vect_uninitialized_def. Change 0 to ERROR_MARK.
8936 * tree-vect-stmts.c (supportable_widening_operation): Don't
8937 initialize icode1 and icode2.
8938 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
8939 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
8941 (cmn_err_flag_specs): Change 0 to STD_C89.
8942 (cmn_err_char_table): Likewise.
8943 * config/arm/arm.c (get_arm_condition_code): Change type of code
8944 to enum arm_cond_code.
8945 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
8946 (IWMMXT_BUILTIN2): Likewise.
8947 (neon_builtin_type_bits): Don't define typedef.
8948 (neon_builtin_datum): Change type of bits field to int.
8949 (arm_expand_neon_args): Add cast to enum type.
8950 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
8952 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
8954 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
8956 * config/mips/mips.md (jal_macro): Return enum constant.
8957 (single_insn): Likewise.
8958 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
8960 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8962 * config/s390/s390.c (s390_tune_flags): Change type to int.
8963 (s390_arch_flags): Likewise.
8964 (s390_handle_arch_option): Change flags field of struct pta to int.
8965 * config/s390/s390.h (s390_tune_flags): Update declaration.
8966 (s390_arch_flags): Likewise.
8967 * config/sh/sh.c (prepare_move_operands): Compare
8968 tls_symbolic_operand result with enum constant.
8969 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
8970 (sh_expand_prologue): Add cast to enum type.
8971 (sh_expand_epilogue): Likewise.
8972 (tls_symbolic_operand): Change return type to enum tls_model.
8973 (fpscr_set_from_mem): Add cast to enum type.
8974 (legitimize_pic_address): Compare tls_symbolic_operand result with
8976 (sh_target_reg_class): Change return type to enum reg_class.
8977 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
8979 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
8980 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
8981 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
8982 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
8983 (delayed_branch, tls_call_delay): Likewise.
8984 (eligible_for_sibcall_delay): Likewise.
8985 (eligible_for_return_delay): Likewise.
8986 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
8987 (spu_expand_builtin_1): Likewise.
8989 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
8990 for all types of conversions.
8991 (output_init_element): Issue -Wc++-compat warning if needed when
8992 initializing a bitfield with enum type.
8993 * c-parser.c (c_parser_expression): Set original_type to
8994 original_type of right hand operand of comman operator.
8996 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8998 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
9000 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
9001 * doc/cpp.texi (Standard Predefined Macros)
9002 (Implementation-defined behavior): Likewise.
9003 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
9004 * doc/gimple.texi (GIMPLE Exception Handling)
9005 (@code{GIMPLE_ASSIGN}): Likewise.
9006 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
9007 * doc/invoke.texi (Warning Options, Optimize Options)
9008 (AVR Options, Darwin Options): Likewise.
9009 (Optimize Options): Reformulate -fwhole-program description.
9010 * doc/loop.texi (Lambda): Likewise.
9011 * doc/md.texi (Output Template, Define Constraints)
9012 (Standard Names, Insn Splitting): Likewise.
9013 * doc/options.texi (Option properties): Likewise.
9014 * doc/passes.texi (Tree-SSA passes): Likewise.
9015 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
9016 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
9017 (File Names and DBX): Likewise.
9018 * doc/trouble.texi (Incompatibilities): Likewise.
9020 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9022 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
9023 instruction is correct.
9025 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9027 Allow non-constant arguments to conversion intrinsics.
9028 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
9029 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
9030 * spu.c (print_operand): Handle 'v' and 'w'.
9031 (exp2_immediate_p, spu_gen_exp2): Define.
9032 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
9033 spu_convtf_1): Update parameter descriptions.
9034 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
9035 * constraints.md ('v', 'w'): New.
9036 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
9038 (i2f, I2F): New define_mode_attr.
9039 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
9040 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
9041 fixuns_truncv4sfv4si2): Update to use mode attribute.
9042 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
9043 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
9044 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
9045 patterns for combine.
9047 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
9049 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
9050 (cprop, hoist, pre, store_motion): New debug counters.
9051 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
9052 is not an RTL pass anymore.
9053 (pass_profiling): Remove extern decl for pass removed in 2005.
9054 (pass_gcse, pass_jump_bypass): Remove.
9055 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
9056 to 0 for clean state.
9057 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
9058 * cse.c (gate_handle_cse_after_global_opts,
9059 rest_of_handle_cse_after_global_opts): New functions.
9060 (pass_cse_after_global_opts): New pass, does local CSE.
9061 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
9062 (TV_CPROP): New timevar.
9063 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
9064 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
9065 (gcse_main, recompute_all_luids): Remove.
9066 (compute_hash_table_work): Call max_reg_num instead of reading
9068 (cprop_jump): Don't set run_jump_opt_after_gcse.
9069 (constprop_register): Always allow to alter jumps.
9070 (cprop_insn): Likewise.
9071 (do_local_cprop): Likewise.
9072 (local_cprop_pass): Likewise. Return non-zero if something changed.
9073 (cprop): Remove function, fold interesting bits into one_cprop_pass.
9074 (find_implicit_sets): Add note about missed optimization opportunity.
9075 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
9076 pass_rtl_cprop execute function.
9077 Don't bother tracking the pass number, each pass gets its own dumpfile
9079 Always allow to alter jumpsand bypass jumps.
9080 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
9081 will just find no suitable set.
9082 (pre_edge_insert): Fix dumping, this function is for PRE only.
9083 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
9084 pass_rtl_pre execute function.
9085 (hoist_code): Return non-zero if something changed. Keep track of
9086 substitutions and insertions for statistics gathering similar to PRE.
9087 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
9088 called from the pass_rtl_hoist execute function. Show pass statistics.
9089 (compute_store_table): Use max_reg_num directly instead of using the
9090 formerly global max_gcse_regno.
9091 (build_store_vectors): Likewise.
9092 (replace_store_insn): Fix dumping.
9093 (store_motion): Rename to ...
9094 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
9095 pass, called from the pass_rtl_store_motion execute function. Keep
9096 track of substitutions and insertions for statistics gathering similar
9098 (bypass_jumps): Remove, fold interesting bits into ...
9099 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
9100 from the pass_rtl_cprop execute function.
9101 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
9102 pass_jump_bypass): Remove.
9103 (gate_handle_gcse, rest_of_handle_gcse): Remove.
9104 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
9105 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
9106 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
9107 (gate_rtl_store_motion, execute_rtl_store_motion,
9108 pass_rtl_store_motion): New.
9109 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
9110 make it clear that -fcse-skip-blocks is a no-op for backward compat.
9111 * passes.c (init_optimization_passes): Remove pass_gcse and
9112 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
9113 and cse_after_global_opts in place of pass_gcse. Schedule cprop
9114 instead of pass_jump_bypass.
9116 2009-04-27 Richard Guenther <rguenther@suse.de>
9119 * gimplify.c (gimplify_expr): If we are required to create
9120 a temporary make sure it ends up as register.
9122 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
9125 * config/i386/i386.c (construct_container): Don't call
9126 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
9127 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
9129 2009-04-27 Michael Matz <matz@suse.de>
9131 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
9132 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
9133 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
9134 (dump_replaceable_exprs): Take a bitmap.
9135 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
9137 (expand_gimple_basic_block): Likewise.
9138 * tree-ssa-ter.c (struct temp_expr_table_d): Make
9139 replaceable_expressions member a bitmap.
9140 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
9141 (mark_replaceable): Likewise.
9142 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
9143 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
9145 2009-04-27 Richard Guenther <rguenther@suse.de>
9147 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
9148 (verify_stmts): Dispatch to gimple/type verification code.
9149 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
9150 issue with call argument types.
9152 2009-04-27 Michael Matz <matz@suse.de>
9154 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
9155 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
9158 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
9159 Eric Botcazou <ebotcazou@adacore.com>
9161 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
9162 a label's basic block.
9163 (mark_target_live_regs): Tidy and rework obsolete comments.
9164 Change back DF problem to LIVE. If a label starts a basic block,
9165 assume that all registers that used to be live then still are.
9166 (init_resource_info): If a label starts a basic block, set its
9167 BLOCK_FOR_INSN accordingly.
9168 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
9170 2009-04-27 Richard Guenther <rguenther@suse.de>
9172 * tree-flow-inline.h (function_ann): Remove.
9173 (get_function_ann): Likewise.
9174 * tree-dfa.c (create_function_ann): Remove.
9175 * tree-flow.h (struct static_var_ann_d): Remove.
9176 (struct function_ann_d): Likewise.
9177 (union tree_ann_d): Remove fdecl member.
9178 (function_ann_t): Remove.
9179 (function_ann, get_function_ann, create_function_ann): Remove
9182 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
9184 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
9186 2009-04-27 Jan Hubicka <jh@suse.cz>
9188 * ipa-pure-const.c (struct funct_state_d): New fields
9189 state_previously_known, looping_previously_known; remove
9190 state_set_in_source.
9191 (analyze_function): Use new fields.
9192 (propagate): Avoid assumption that state_set_in_source imply
9195 * tree-ssa-loop-niter.c (finite_loop_p): New function.
9196 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
9197 * cfgloop.h (finite_loop_p): Declare.
9199 2009-04-26 Michael Matz <matz@suse.de>
9201 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
9203 2009-04-26 Michael Matz <matz@suse.de>
9205 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
9206 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
9207 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
9208 pass_mark_used_blocks): Remove.
9209 * tree-optimize.c (pass_free_datastructures,
9210 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
9211 * passes.c (init_optimization_passes): Don't call
9212 pass_mark_used_blocks, remove dead code.
9214 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
9216 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
9217 * tree-ssa-live.h (register_ssa_partition): Likewise.
9219 2009-04-26 Michael Matz <matz@suse.de>
9222 * builtins.c (fold_builtin_next_arg): Handle SSA names.
9223 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
9224 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
9226 (compare_pairs): Swap cost comparison.
9227 (coalesce_ssa_name): Don't use change_partition_var.
9228 * tree-nrv.c (struct nrv_data): Add modified member.
9229 (finalize_nrv_r): Set it.
9230 (tree_nrv): Use it to update statements.
9231 (pass_nrv): Require PROP_ssa.
9232 * tree-mudflap.c (mf_decl_cache_locals,
9233 mf_build_check_statement_for): Use make_rename_temp.
9234 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
9235 * alias.c (find_base_decl): Handle SSA names.
9236 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
9237 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
9238 * rtl.h (set_reg_attrs_for_parm): Declare.
9239 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
9240 to "optimized", remove unused locals at finish.
9241 (execute_free_datastructures): Make global, call
9242 delete_tree_cfg_annotations.
9243 (execute_free_cfg_annotations): Don't call
9244 delete_tree_cfg_annotations.
9246 * ssaexpand.h: New file.
9247 * expr.c (toplevel): Include ssaexpand.h.
9248 (expand_assignment): Handle SSA names the same as register variables.
9249 (expand_expr_real_1): Expand SSA names.
9250 * cfgexpand.c (toplevel): Include ssaexpand.h.
9251 (SA): New global variable.
9252 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
9253 (SSAVAR): New macro.
9254 (set_rtl): New helper function.
9255 (add_stack_var): Deal with SSA names, use set_rtl.
9256 (expand_one_stack_var_at): Likewise.
9257 (expand_one_stack_var): Deal with SSA names.
9258 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
9259 before unique numbers.
9260 (expand_stack_vars): Use set_rtl.
9261 (expand_one_var): Accept SSA names, add asserts for them, feed them
9262 to above subroutines.
9263 (expand_used_vars): Expand all partitions (without default defs),
9264 then only the local decls (ignoring those expanded already).
9265 (expand_gimple_cond): Remove edges when jumpif() expands an
9267 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
9268 or remove abnormal edges. Ignore insns setting the LHS of a TERed
9270 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
9271 members of SA; deal with PARM_DECL partitions here; expand
9272 all PHI nodes, free tree datastructures and SA. Commit instructions
9273 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
9274 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
9275 info and statements at start, collect garbage at finish.
9276 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
9277 (VAR_ANN_PARTITION) Remove.
9278 (change_partition_var): Don't declare.
9279 (partition_to_var): Always return SSA names.
9280 (var_to_partition): Only accept SSA names.
9281 (register_ssa_partition): Only check argument.
9282 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
9284 (delete_var_map): Don't free it.
9285 (var_union): Only accept SSA names, simplify.
9286 (partition_view_init): Mark only useful SSA names as used.
9287 (partition_view_fini): Only deal with SSA names.
9288 (change_partition_var): Remove.
9289 (dump_var_map): Use ssa_name instead of partition_to_var member.
9290 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
9292 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
9293 (struct _elim_graph): New member const_dests; nodes member vector of
9295 (set_location_for_edge): New static helper.
9296 (create_temp): Remove.
9297 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
9298 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
9299 (new_elim_graph): Allocate const_dests member.
9300 (clean_elim_graph): Truncate const_dests member.
9301 (delete_elim_graph): Free const_dests member.
9302 (elim_graph_size): Adapt to new type of nodes member.
9303 (elim_graph_add_node): Likewise.
9304 (eliminate_name): Likewise.
9305 (eliminate_build): Don't take basic block argument, deal only with
9306 partition numbers, not variables.
9307 (get_temp_reg): New static helper.
9308 (elim_create): Use it, deal with RTL temporaries instead of trees.
9309 (eliminate_phi): Adjust all calls to new signature.
9310 (assign_vars, replace_use_variable, replace_def_variable): Remove.
9311 (rewrite_trees): Only do checking.
9312 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
9313 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
9314 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
9315 contains_tree_r, MAX_STMTS_IN_LATCH,
9316 process_single_block_loop_latch, analyze_edges_for_bb,
9317 perform_edge_inserts): Remove.
9318 (expand_phi_nodes): New global function.
9319 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
9320 functions, initialize new parameter, remember partitions having a
9322 (finish_out_of_ssa): New global function.
9323 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
9324 don't reset in_ssa_p here, don't disable TER when mudflap.
9325 (pass_del_ssa): Remove.
9326 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
9328 (execute_free_datastructures): Declare.
9329 * Makefile.in (SSAEXPAND_H): New variable.
9330 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
9331 * basic-block.h (commit_one_edge_insertion): Declare.
9332 * passes.c (init_optimization_passes): Move pass_nrv and
9333 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
9334 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
9335 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
9336 (redirect_branch_edge): Deal with super block when expanding, split
9337 out jump patching itself into ...
9338 (patch_jump_insn): ... here, new static helper.
9340 2009-04-26 Michael Matz <matz@suse.de>
9342 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
9343 beyond num_ssa_names.
9344 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
9345 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
9347 2009-04-26 Jakub Jelinek <jakub@redhat.com>
9350 * fwprop.c (forward_propagate_asm): New function.
9351 (forward_propagate_and_simplify): Propagate also into __asm, if it
9352 doesn't increase the number of referenced registers.
9355 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
9357 2009-04-26 Jakub Jelinek <jakub@redhat.com>
9359 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
9360 note_nonlocal_vla_type for nonlocal VLAs.
9361 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
9362 contains_remapped_vars, remap_vla_decls): New functions.
9363 (convert_nonlocal_reference_stmt): If not optimizing, call
9364 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
9365 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
9366 if it wasn't found in var_map.
9367 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
9368 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
9369 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
9371 * gimplify.c (nonlocal_vlas): New variable.
9372 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
9374 (gimplify_body): Create and destroy nonlocal_vlas.
9376 * dwarf2out.c (loc_descr_plus_const): New function.
9377 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
9378 mem_loc_descriptor, loc_descriptor_from_tree_1,
9379 descr_info_loc, gen_variable_die): Use it.
9381 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
9382 !TREE_STATIC VAR_DECLs.
9383 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
9384 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
9385 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
9386 DECL_BY_REFERENCE is valid.
9387 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
9388 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
9389 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
9390 Copy DECL_BY_REFERENCE.
9391 (struct nesting_copy_body_data): New type.
9392 (nesting_copy_decl): New function.
9393 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
9394 if they have variable length.
9396 2009-04-26 Michael Matz <matz@suse.de>
9398 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
9399 mark new temporaries for renaming.
9401 2009-04-26 Joseph Myers <joseph@codesourcery.com>
9404 * c-decl.c (global_bindings_p): Return negative value.
9405 (c_variable_size): New. Based on variable_size from
9407 (grokdeclarator): Call c_variable_size not variable_size.
9409 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
9411 * config/i386/i386.c (print_operand) ['z']: Fix typo.
9413 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
9415 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
9416 Redefine it to just use mingw/include.
9417 (ASM_SPEC): Rules for -m32 and -m64.
9418 (LINK_SPEC): Use Likewise.
9419 (SPEC_32): New define.
9420 (SPEC_64): Likewise.
9421 (SUB_LINK_SPEC): Likewise.
9422 (MULTILIB_DEFAULTS): New define.
9423 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
9424 Add multilib options.
9425 (MULTILIB_DIRNAMES): Likewise.
9426 (MULTILIB_OSDIRNAMES): Likewise.
9428 (INSTALL_LIBGCC): Likewise.
9430 2009-04-26 Joseph Myers <joseph@codesourcery.com>
9433 * c-tree.h (enum c_inline_static_type): New.
9434 (record_inline_static): Declare.
9435 * c-decl.c (struct c_inline_static, c_inline_statics,
9436 record_inline_static, check_inline_statics): New.
9437 (pop_file_scope): Call check_inline_statics.
9438 (start_decl): Call record_inline_static instead of pedwarning
9439 directly for static in inline function.
9440 * c-typeck.c (build_external_ref): Call record_inline_static
9441 instead of pedwarning directly for static referenced in inline
9444 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
9446 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
9447 not new but only being rescanned.
9448 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
9449 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
9450 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
9451 record_set_info, compute_set, grealloc): Remove.
9452 (recompute_all_luids): New function.
9453 (gcse_main): Don't compute sets, and don't do related memory
9454 allocations/free-ing. If something changed before the end of the
9455 pass, update LUIDs using recompute_all_luids.
9456 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
9457 (free_gcse_mem): Don't free it either.
9458 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
9459 Use the df insn LUIDs.
9460 (load_killed_in_block): Likewise.
9461 (compute_hash_table_work): Don't compute reg_set_in_block.
9462 (compute_transp): Use DF_REG_DEF_CHAINs.
9463 (local_cprop_pass): Don't use compute_sets and related functions.
9464 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
9465 Use get_max_uid() instead of max_cuid.
9466 (insert_insn_end_basic_block, pre_insert_copy_insn,
9467 update_ld_motion_stores): Don't try to
9468 keep reg_set tables up to date.
9469 (pre_insert_copies): Use df insn LUIDs.
9470 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
9471 (reg_set_info): Don't use extra bitmap argument.
9472 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
9473 information to compute regs_set_in_block.
9474 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
9475 (bypass_jumps): Don't use compute_sets and friends.
9477 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9480 * opts.c (undocumented_msg): Do not leave blank even with
9483 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9485 * c-decl.c (build_enumerator): Allow values folding to integer
9486 constants but not integer constant expressions with a pedwarn if
9489 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9492 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
9493 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
9494 type is an integer constant.
9496 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
9499 * config/i386/i386.c (print_operand) ['z']: Revert handling of
9502 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9505 * c-decl.c (grokdeclarator): Diagnose declarations of functions
9506 with variably modified return type and no storage class
9507 specifiers, except for the case of nested functions. Distinguish
9508 extern declarations of functions with variably modified return
9509 types from those of objects with variably modified types.
9511 2009-04-25 Jan Hubicka <jh@suse.cz>
9513 * tree.c (list_equal_p): New function.
9514 * tree.h (list_equal_p): Declare.
9515 * coretypes.h (edge_def, edge, const_edge, basic_block_def
9516 basic_block_def, basic_block, const_basic_block): New.
9517 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
9518 (redirect_eh_edge): New function.
9519 (make_eh_edge_update_phi): EH edges are not abnormal.
9520 * except.c: Include tree-flow.h.
9521 (list_match): New function.
9522 (eh_region_replaceable_by_p): New function.
9523 (replace_region): New function.
9524 (hash_type_list): New function.
9525 (hash_eh_region): New function.
9526 (eh_regions_equal_p): New function.
9527 (merge_peers): New function.
9528 (remove_unreachable_regions): Verify EH tree when checking;
9530 (copy_eh_region_1): New function.
9531 (copy_eh_region): New function.
9532 (push_reachable_handler): New function.
9533 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
9534 regions without label but with live RESX.
9535 * except.h (redirect_eh_edge_to_label): New.
9536 * tree-flow.h (redirect_eh_edge): New.
9537 * coretypes.h (edge_def, edge, const_edge, basic_block_def
9538 basic_block_def, basic_block, const_basic_block): Remove.
9539 * Makefile.in (except.o): Add dependency on tree-flow.h
9540 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
9541 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
9544 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
9547 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
9548 on the destination of memcpy.
9550 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
9552 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
9553 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
9554 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
9556 2009-04-25 Jan Hubicka <jh@suse.cz>
9558 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
9559 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
9560 to be reached by different label than left.
9561 (update_eh_edges): Update comment; remove edge_to_remove if possible
9562 and return true if suceeded.
9563 (cleanup_empty_eh): Accept sharing map; handle shared regions.
9564 (cleanup_eh): Compute sharing map.
9565 * except.c (remove_eh_handler_and_replace): Add argument if we should
9567 (remove_unreachable_regions): Update for label sharing.
9568 (label_to_region_map): Likewise.
9569 (get_next_region_sharing_label): New function.
9570 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
9572 (remove_eh_handler): Update.
9573 (remove_eh_region_and_replace_by_outer_of): New function.
9574 * except.h (struct eh_region): Add next_region_sharing_label.
9575 (remove_eh_region_and_replace_by_outer_of,
9576 get_next_region_sharing_label): Declare.
9577 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
9579 2009-04-25 Jan Hubicka <jh@suse.cz>
9581 * tree-cfg.c (split_critical_edges): Split also edges where we can't
9582 insert code even if they are not critical.
9584 2009-04-25 Jan Hubicka <jh@suse.cz>
9586 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
9587 (gimple_can_remove_branch_p): EH edges won't remove branch by
9589 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
9590 updating of non-abnormal EH edges.
9591 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
9592 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
9593 (split_critical_edges): Split also edges where emitting code on them
9594 will lead to splitting later.
9596 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
9597 H.J. Lu <hongjiu.lu@intel.com>
9600 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
9601 the configured assembler supports fildq and fistpq mnemonics.
9602 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
9603 * configure: Regenerated.
9606 * config/i386/i386.c (print_operand): Handle 'Z'.
9607 ['z']: Remove handling of special fild/fist suffixes.
9608 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
9609 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
9610 suffix of fild insn.
9611 (*floatsi<mode>2_vector_mixed): Ditto.
9612 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
9613 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
9614 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
9615 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
9616 * config/i386/gas.h (GAS_MNEMONICS): Remove.
9618 2009-04-25 Ben Elliston <bje@au.ibm.com>
9620 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
9621 the source of a set operation.
9623 2009-04-25 Anatoly Sokolov <aesok@post.ru>
9625 * target.h (struct gcc_target): Add case_values_threshold field.
9626 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
9627 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
9628 * targhooks.c (default_case_values_threshold): New function.
9629 * targhooks.h (default_case_values_threshold): Declare function.
9630 * stmt.c (expand_case): Use case_values_threshold target hook.
9631 * expr.h (case_values_threshold): Remove declartation.
9632 * expr.c (case_values_threshold): Remove function.
9633 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
9635 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
9636 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
9637 (avr_case_values_threshold): Declare as static.
9638 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
9640 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
9641 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
9642 (mn10300_case_values_threshold): New function.
9644 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
9646 * ira.c (setup_cover_and_important_classes): Add enum cast.
9648 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
9650 * genpreds.c (write_enum_constraint_num): Output definition of
9651 CONSTRAINT_NUM_DEFINED_P macro.
9652 * ira.c (setup_cover_and_important_classes): Use
9653 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
9655 2009-04-24 DJ Delorie <dj@redhat.com>
9657 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
9658 __SH2A_SINGLE_ONLY__ also.
9660 2009-04-24 Steve Ellcey <sje@cup.hp.com>
9662 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
9663 (movdf_internal): Ditto.
9664 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
9665 SFmode and DFmode constants.
9666 (ia64_print_operand): Add 'G' format for printing
9667 floating point constants.
9669 2009-04-24 Richard Guenther <rguenther@suse.de>
9671 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
9672 from unsigned additions.
9674 2009-04-24 Joseph Myers <joseph@codesourcery.com>
9676 * c-typeck.c (set_init_index): Allow array designators that are
9677 not integer constant expressions with a pedwarn if pedantic.
9679 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
9681 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
9682 zero if no overlap in nonzero bits between the operands.
9684 2009-04-24 Ian Lance Taylor <iant@google.com>
9686 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
9687 (record_dead_and_set_regs): Likewise.
9688 * df.h (struct df_mw_hardreg): Change flags field to int.
9689 (struct df_base_ref): Likewise.
9690 (struct df): Change changeable_flags field to int.
9691 * df-scan.c (df_defs_record): Change clobber_flags to int.
9692 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
9693 constants rather than #define macros.
9694 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
9695 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
9696 (enum dwarf_calling_convention): Likewise.
9697 (enum dwarf_line_number_x_ops): Likewise.
9698 (enum dwarf_call_frame_info): Likewise.
9699 (enum dwarf_source_language): Likewise.
9700 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
9701 (add_calling_convention_attribute): Likewise.
9702 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
9703 (combine_comparisons): Change compcode to int. Add cast to enum type.
9704 * genrecog.c (maybe_both_true_2): Change c to int.
9705 (write_switch): Likewise. Add cast to enum type.
9706 * gimplify.c (gimplify_omp_for): Handle return values from
9707 gimplify_expr using MIN rather than bitwise or.
9708 (gimplify_expr): Add cast to enum type.
9709 * ipa-prop.c (update_jump_functions_after_inlining): Change
9710 IPA_BOTTOM to IPA_JF_UNKNOWN.
9711 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
9712 Add casts to enum type.
9713 (setup_cover_and_important_classes): Change cl to int. Add casts
9715 (setup_class_translate): Change cl and mode to int.
9716 (ira_init_once): Change mode to int.
9717 (free_register_move_costs): Likewise.
9718 (setup_prohibited_mode_move_regs): Add casts to enum type.
9719 * langhooks.c (add_builtin_function_common): Rework assertion that
9720 value fits bitfield.
9721 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
9722 * omega.c (omega_do_elimination): Avoid math on enum types.
9723 * optabs.c (expand_vec_shift_expr): Remove casts to int.
9724 * opts.c (set_debug_level): Change 2 to enum constant. Use new
9725 int local to handle integral_argment value.
9726 * regmove.c (try_auto_increment): Change PUT_MODE to
9728 * reload.c (push_secondary_reload): Add casts to enum type.
9729 (secondary_reload_class, find_valid_class): Likewise.
9730 * reload1.c (emit_input_reload_insns): Likewise.
9731 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
9732 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
9733 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
9735 * tree.c (build_common_builtin_nodes): Add casts to enum type.
9736 * tree-complex.c (complex_lattice_t): Typedef to int rather than
9738 (expand_complex_libcall): Add casts to enum type.
9739 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
9740 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
9741 with ERROR_MARK, not NUM_TREE_CODES.
9742 (vect_create_epilog_for_reduction): Likewise.
9743 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
9744 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
9745 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
9747 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
9748 vect_unused_in_loop. Change 0 to loop_vect.
9749 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
9750 * var-tracking.c (get_init_value): Change return type to enum
9752 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
9753 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
9755 (arm_override_options): Add casts to enum type.
9756 (arm_emit_tls_decoration): Likewise.
9757 * config/i386/i386.c (ix86_function_specific_restore): Add casts
9759 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
9760 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
9761 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
9763 * config/s390/s390.c (code_for_builtin_64): Change to array of
9765 (code_for_builtin_31): Likewise.
9766 (s390_expand_builtin): Change code_for_builtin to enum insn_code
9768 * config/sparc/sparc.c (sparc_override_options): Change value
9769 field in struct code_model to enum cmodel. In initializer change
9770 0 to NULL and add cast to enum type.
9772 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
9773 Change all callers. Issue a -Wc++-compat warning using
9774 lhs_origtype if necessary.
9775 (convert_for_assignment): Issue -Wc++-compat warnings about
9776 invalid conversions to enum type on assignment.
9777 * c-common.h (build_modify_expr): Update declaration.
9779 2009-04-24 Nick Clifton <nickc@redhat.com>
9781 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
9782 (function_arg_advance): Likewise.
9783 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
9786 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
9788 * config/s390/constraints.md ('I', 'J'): Fix condition.
9790 2009-04-24 Diego Novillo <dnovillo@google.com>
9792 * gengtype-parse.c (parse_error): Add newline after message.
9794 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
9796 * config/i386/sse.md (avxmodesuffixs): Removed.
9797 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
9798 (*avx_pinsr<ssevecsize>): This.
9800 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
9802 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
9803 follow chains of regs with a single definition, and allow expressions
9804 that are function_invariant_p.
9805 (simple_rhs_p): Allow expressions that are function_invariant_p.
9807 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
9810 * fold-const.c (fold_cond_expr_with_comparison): When folding
9811 > and >= to MAX, make sure the MAX uses the same type as the
9812 comparison's operands.
9814 2009-04-24 Nick Clifton <nickc@redhat.com>
9816 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
9817 addressing for DImode accesses.
9818 (frv_print_operand_address): Handle PLUS case.
9819 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
9821 2009-04-24 Jakub Jelinek <jakub@redhat.com>
9823 PR rtl-optimization/39794
9824 * alias.c (canon_true_dependence): Add x_addr argument.
9825 * rtl.h (canon_true_dependence): Adjust prototype.
9826 * cse.c (check_dependence): Adjust canon_true_dependence callers.
9827 * cselib.c (cselib_invalidate_mem): Likewise.
9828 * gcse.c (compute_transp): Likewise.
9829 * dse.c (scan_reads_nospill): Likewise.
9830 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
9831 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
9832 canon_base_addr of the group, plus optional offset.
9833 (struct group_info): Rename canon_base_mem to
9835 (get_group_info): Set canon_base_addr to canon_rtx of base, not
9836 canon_rtx of base_mem.
9838 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
9840 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
9841 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
9843 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9845 * config/spu/spu-builtins.h: Delete file.
9847 * config/spu/spu.h (enum spu_builtin_type): Move here from
9849 (struct spu_builtin_description): Likewise. Add GTY marker.
9850 Do not use enum spu_function_code or enum insn_code.
9851 (spu_builtins): Add extern declaration.
9853 * config/spu/spu.c: Do not include "spu-builtins.h".
9854 (enum spu_function_code, enum spu_builtin_type_index,
9855 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
9856 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
9857 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
9858 unsigned_V2DI_type_node): Move here from spu-builtins.h.
9859 (spu_builtin_types): Make static. Add GTY marker.
9860 (spu_builtins): Add extern declaration with GTY marker.
9863 * config/spu/spu-c.c: Do not include "spu-builtins.h".
9864 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
9865 Check programmatically whether all parameters are scalar.
9867 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
9869 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
9871 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
9872 assignment from the constructor either if the target is volatile.
9874 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
9876 * config/arm/arm.md (insv): Do not share operands[0].
9878 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
9880 * config/vxlib-tls.c (active_tls_threads): Delete.
9881 (delete_hook_installed): New.
9882 (tls_delete_hook): Don't delete the delete hook.
9883 (tls_destructor): Delete it here.
9884 (__gthread_set_specific): Adjust installing the delete hook.
9885 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
9886 __gthread_leave_tsd_dtor_context.
9888 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
9890 * c-format.c (gcc_tdiag_char_table): Add support for %E.
9892 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
9894 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
9896 (alpha_rtx_costs): Ditto.
9897 (emit_unlikely_jump): Use add_reg_note.
9898 (emit_frame_store_1): Ditto.
9899 (alpha_expand_prologue): Ditto.
9900 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
9901 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
9903 2009-04-23 Nick Clifton <nickc@redhat.com>
9905 * config/v850/v850.md (epilogue): Remove suppressed code.
9906 (return): Rename to return_simple and remove test of frame size.
9907 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
9908 to gen_return_simple.
9910 2009-04-22 Jing Yu <jingyu@google.com>
9913 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
9915 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
9918 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
9919 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
9920 value is a VECTOR_CST, the element type is the element type of the
9923 2009-04-22 DJ Delorie <dj@redhat.com>
9925 * config/m32c/m32c.h: Update GTY annotations to new syntax.
9927 2009-04-22 Jakub Jelinek <jakub@redhat.com>
9929 * alias.c (find_base_term): Move around LO_SUM case, so that
9930 CONST falls through into PLUS/MINUS handling.
9933 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
9934 into 0, use omit_one_operand.
9936 2009-04-23 Ben Elliston <bje@au.ibm.com>
9938 * config/rs6000/linux-unwind.h (get_regs): Remove type
9939 puns. Change the type of `pc' to an array of unsigned ints and
9940 update all users. Constify frame24.
9942 2009-04-22 DJ Delorie <dj@redhat.com>
9944 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
9945 declarations before code.
9946 (current_function_special_page_vector): Likewise.
9947 (m32c_expand_insv): Silence a warning.
9949 2009-04-21 Taras Glek <tglek@mozilla.com>
9951 * alias.c: Update GTY annotations to new syntax.
9952 * basic-block.h: Likewise.
9953 * bitmap.h: Likewise.
9954 * c-common.h: Likewise.
9955 * c-decl.c: Likewise.
9956 * c-parser.c: Likewise.
9957 * c-pragma.c: Likewise.
9958 * c-tree.h: Likewise.
9959 * cfgloop.h: Likewise.
9960 * cgraph.h: Likewise.
9961 * config/alpha/alpha.c: Likewise.
9962 * config/arm/arm.h: Likewise.
9963 * config/avr/avr.h: Likewise.
9964 * config/bfin/bfin.c: Likewise.
9965 * config/cris/cris.c: Likewise.
9966 * config/darwin.c: Likewise.
9967 * config/frv/frv.c: Likewise.
9968 * config/i386/i386.c: Likewise.
9969 * config/i386/i386.h: Likewise.
9970 * config/i386/winnt.c: Likewise.
9971 * config/ia64/ia64.h: Likewise.
9972 * config/iq2000/iq2000.c: Likewise.
9973 * config/mips/mips.c: Likewise.
9974 * config/mmix/mmix.h: Likewise.
9975 * config/pa/pa.c: Likewise.
9976 * config/pa/pa.h: Likewise.
9977 * config/rs6000/rs6000.c: Likewise.
9978 * config/s390/s390.c: Likewise.
9979 * config/sparc/sparc.c: Likewise.
9980 * config/xtensa/xtensa.c: Likewise.
9981 * cselib.h: Likewise.
9982 * dbxout.c: Likewise.
9983 * dwarf2out.c: Likewise.
9984 * except.c: Likewise.
9985 * except.h: Likewise.
9986 * fixed-value.h: Likewise.
9987 * function.c: Likewise.
9988 * function.h: Likewise.
9989 * gimple.h: Likewise.
9990 * integrate.c: Likewise.
9991 * optabs.c: Likewise.
9992 * output.h: Likewise.
9995 * stringpool.c: Likewise.
9996 * tree-data-ref.c: Likewise.
9997 * tree-flow.h: Likewise.
9998 * tree-scalar-evolution.c: Likewise.
9999 * tree-ssa-address.c: Likewise.
10000 * tree-ssa-alias.h: Likewise.
10001 * tree-ssa-operands.h: Likewise.
10002 * tree.c: Likewise.
10003 * tree.h: Likewise.
10004 * varasm.c: Likewise.
10005 * varray.h: Likewise.
10007 * coretypes.h: Do not define GTY macro if it is already defined.
10008 * doc/gty.texi: Update GTY documentation to new syntax.
10009 * gengtype-lex.l: Enforce attribute-like syntax for GTY
10010 annotations on structs.
10011 * gengtype-parse.c: Likewise.
10013 2009-04-22 Mark Heffernan <meheff@google.com>
10015 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
10017 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
10019 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
10022 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
10024 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
10025 the same as a PLUS without a shift. Increase the cost of a
10028 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10030 * Makefile.in: Update dependencies.
10031 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
10032 * errors.h: Remove bogus comment about compatibility.
10033 (warning): Update declaration.
10034 * genautomata.c: Update all calls to warning.
10035 * gimple.c: Do not include errors.h. Include toplev.h.
10036 * tree-ssa-structalias.c: Do not include errors.h.
10037 * omega.c: Likewise.
10038 * tree-ssa-reassoc.c: Likewise.
10039 * config/spu/spu-c.c: Likewise.
10040 * config/spu/t-spu-elf: Update dependencies.
10042 2009-04-22 Richard Guenther <rguenther@suse.de>
10044 PR tree-optimization/39824
10045 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
10046 make sure the types are compatible.
10048 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10051 * c-common.c (c_parse_error): Take a token_flags parameter.
10052 Use token_type for the token type instead.
10053 Pass token_flags to cpp_type2name.
10054 * c-common.h (c_parse_error): Update declaration.
10055 * c-parser.c (c_parser_error): Pass 0 as token flags.
10057 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
10059 PR rtl-optimization/39580
10060 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
10062 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10064 * function.c (expand_function_end): Do not emit a jump to the "naked"
10065 return label for fall-through returns.
10066 * except.c (sjlj_emit_function_exit): Always place the call to the
10067 unregister function at the location installed by expand_function_end.
10069 2009-04-22 Richard Guenther <rguenther@suse.de>
10071 PR tree-optimization/39845
10072 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
10073 (gen_inbound_check): Likewise.
10075 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
10077 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
10079 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
10080 * config/vxlib.c (__gthread_once): Add race guard for PPC.
10082 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10084 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
10085 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
10086 shift counts to avoid out-of-bounds array accesses.
10088 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10090 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
10091 (Pmode): Move above.
10093 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
10095 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
10096 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
10097 GET_CODE macro. Use IN_RANGE macro where appropriate.
10098 * config/alpha/alpha.h: Ditto.
10099 * config/alpha/alpha.md: Ditto.
10100 * config/alpha/constraints.md: Ditto.
10101 * config/alpha/predicates.md: Ditto.
10103 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10105 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
10106 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10107 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10108 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10109 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10110 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10111 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10112 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10113 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10114 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10115 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10116 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10117 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10118 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10119 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10120 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10121 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10122 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10123 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10124 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10125 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10126 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10127 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10128 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10129 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10130 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10131 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10133 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10135 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
10136 references from comments.
10137 * cfgbuild.c: (count_basic_blocks): Delete.
10138 (find_basic_blocks_1): Delete.
10139 (find_basic_blocks): Delete.
10140 * except.c (finish_eh_generation): Make static. Move comment from
10141 except.h here. Remove find_basic_blocks references from comments.
10142 * except.h (finish_eh_generation): Delete.
10143 * basic-block.h (find_basic_blocks): Delete.
10144 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
10146 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
10148 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
10149 (sdbout_parms): Likewise.
10151 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
10153 * config/sh/sh.c (prepare_cbranch_operands): Use
10154 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
10155 (expand_cbranchdi4): Likewise.
10156 (from_compare): Add cast to enum type.
10157 (expand_cbranchsi4): Use add_reg_note.
10158 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
10159 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
10160 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
10161 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10162 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
10163 instead of CODE_FOR_nothing.
10164 (cbranchdi4): Likewise. Fix the order of arguments for
10166 (push_fpscr): Use add_reg_note.
10167 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
10168 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
10170 2009-04-21 Joseph Myers <joseph@codesourcery.com>
10172 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
10173 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
10174 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
10175 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
10176 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
10177 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
10178 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
10179 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
10180 config/alpha/x-vms, config/arc/t-arc,
10181 config/arm/README-interworking, config/arm/arm-c.c,
10182 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
10183 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
10184 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
10185 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
10186 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
10187 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
10188 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
10189 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
10190 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
10191 config/cris/t-elfmulti, config/crx/t-crx,
10192 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
10193 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
10194 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
10195 config/h8300/t-h8300, config/i386/athlon.md,
10196 config/i386/darwin-libgcc.10.4.ver,
10197 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
10198 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
10199 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
10200 config/i386/t-linux64, config/i386/t-nwld,
10201 config/i386/t-rtems-i386, config/i386/t-sol2-10,
10202 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
10203 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
10204 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
10205 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
10206 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
10207 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
10208 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
10209 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
10210 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
10211 config/m68k/t-uclinux, config/mcore/t-mcore,
10212 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
10213 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
10214 config/mips/crtn.asm, config/mips/irix-crti.asm,
10215 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
10216 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
10217 config/mips/mips-fixed.md, config/mips/sb1.md,
10218 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
10219 config/mips/t-iris6, config/mips/t-isa3264,
10220 config/mips/t-libgcc-mips16, config/mips/t-linux64,
10221 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
10222 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
10223 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
10224 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
10225 config/mn10300/t-linux, config/mn10300/t-mn10300,
10226 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
10227 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
10228 config/picochip/libgccExtras/clzsi2.asm,
10229 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
10230 config/rs6000/darwin-libgcc.10.4.ver,
10231 config/rs6000/darwin-libgcc.10.5.ver,
10232 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
10233 config/rs6000/t-aix43, config/rs6000/t-aix52,
10234 config/rs6000/t-darwin, config/rs6000/t-fprules,
10235 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
10236 config/rs6000/t-lynx, config/rs6000/t-netbsd,
10237 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
10238 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
10239 config/rs6000/t-rtems, config/rs6000/t-spe,
10240 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
10241 config/score/t-score-elf, config/sh/divcost-analysis,
10242 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
10243 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
10244 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
10245 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
10246 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
10247 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
10248 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
10249 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
10250 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
10251 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
10252 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
10253 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
10254 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
10255 limitx.h, version.c, xcoff.h: Add copyright and license notices.
10256 * config/h8300/genmova.sh: Include copyright and license notices
10257 in generated output.
10258 * config/h8300/mova.md: Regenerate.
10259 * doc/install.texi2html: Include word "Copyright" in copyright
10260 notice and use name "Free Software Foundation, Inc.".
10261 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
10262 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
10263 ChangeLog-2007, ChangeLog-2008: Correct dates.
10265 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
10267 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
10268 NE_EXPR operations as well.
10269 * c-parser.c (c_parser_condition): Do not set location information on
10271 (c_parser_conditional_expression): Likewise.
10272 (c_parser_binary_expression): Set location information on operators.
10273 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
10274 TRUTH_NOT_EXPR has been folded.
10275 * fold-const.c (fold_truth_not_expr): Copy location information from
10276 the incoming expression to the outgoing one.
10277 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
10278 recursive calls on the LHS of the operator but pass that of the
10279 operator to recursive calls on the RHS of the operator. Set it
10281 (shortcut_cond_expr): Set the locus of the operator on the second
10282 COND_EXPR and that of the expression on the first in degenerate cases.
10283 Pass the locus of the expression to calls to shortcut_cond_r.
10284 Set the locus of the 'then' block on the associated jump, if any.
10285 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
10286 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
10287 expression to call to gimplify_boolean_expr.
10289 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
10291 * config.gcc: Add additional configuration for
10292 i686-w64-mingw* and x86_64-w64-mingw* triplet.
10293 * config/i386/mingw-w64.h: New mingw-w64 specific header.
10294 (CPP_SPEC): Redefine for allowing -municode option.
10295 (STARTFILE_SPEC): Likewise.
10296 * config/i386/t-mingw-w64: New.
10297 * config/i386/mingw-w64.opt: New.
10298 (municode): Add new target option.
10299 * doc/invoke.texi (municode): Add documentation for new option.
10301 2009-04-21 Ian Lance Taylor <iant@google.com>
10303 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10304 Correct test for number of arguments.
10305 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
10307 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
10309 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
10310 argument of emit_library_call.
10312 2009-04-21 Richard Guenther <rguenther@suse.de>
10314 PR middle-end/39829
10315 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
10316 inside VIEW_CONVERT_EXPRs.
10318 2009-04-21 Martin Jambor <mjambor@suse.cz>
10320 * tree-switch-conversion.c (build_constructors): Split a long line.
10321 (constructor_contains_same_values_p): New function.
10322 (build_one_array): Create assigns of constants if possible, do not
10323 call mark_sym_for_renaming, call update_stmt.
10324 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
10325 make_rename_temp. Do not call mark_symbols_for_renaming, call
10327 (gen_def_assigns): Do not call mark_symbols_for_renaming or
10328 find_new_referenced_vars, call update_stmt.
10329 (gen_inbound_check): Use create_tmp_var and create ssa names manually
10330 instead of calling make_rename_temp. Do not call
10331 find_new_referenced_vars or mark_symbols_for_renaming, call
10334 2009-04-21 Richard Guenther <rguenther@suse.de>
10336 PR tree-optimization/39827
10337 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
10338 (tree_ssa_phiprop): Pass the correct array size.
10340 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
10342 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
10344 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
10347 * c-typeck.c (lvalue_p): Move declaration ...
10348 * c-common.h (lvalue_p): ... to here.
10349 * c-common.c (candidate_equal_p): New.
10350 (add_tlist): Use it.
10351 (merge_tlist): Use it.
10352 (warn_for_collisions_1): Likewise.
10353 (warning_candidate_p): Accept more candidates.
10354 (verify_tree): A warning candidate can be an expression. Use
10357 2009-04-21 Ben Elliston <bje@au.ibm.com>
10360 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
10361 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
10362 options. Remove -mcall-solaris documentation.
10364 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10367 * doc/invoke.texi (-Wlong-long): Update description.
10368 * c-lex (interpret_integer): Only warn if there was no previous
10369 overflow and -Wlong-long is enabled.
10370 * c-decl.c (declspecs_add_type): Drop redundant flags.
10371 * c.opt (Wlong-long): Init to -1.
10372 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
10373 and front-end warn_long_long. Wlong-long only depends on other
10374 flags if it is uninitialized.
10375 * c-parser.c (disable_extension_diagnostics): warn_long_long is
10376 the same for CPP and FE.
10377 (restore_extension_diagnostics): Likewise.
10379 2009-04-20 Ian Lance Taylor <iant@google.com>
10381 Fix enum conversions which are invalid in C++:
10382 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
10383 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
10384 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
10385 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
10386 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
10387 (dbxout_parms): Likewise.
10388 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
10389 (df_clear_flags): Likewise.
10390 * df-problems.c (df_rd_bb_local_compute_process_def): Change
10391 top_flag parameter to int.
10392 (df_chain_create_bb_process_use): Likewise.
10393 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
10395 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
10396 (df_ref_create_structure, df_def_record_1): Likewise.
10397 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
10398 (df_notes_rescan): Change 0 to VOIDmode in function call.
10399 (df_get_call_refs, df_insn_refs_collect): Likewise.
10400 (df_bb_regs_collect): Likewise.
10401 (df_entry_block_defs_collect): Likewise.
10402 (df_exit_block_uses_collect): Likewise.
10403 * df.h: Update declarations.
10404 * double-int.c (double_int_divmod): Add cast to enum type.
10405 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
10406 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
10407 (based_loc_descr): Likewise.
10408 (loc_descriptor_from_tree_1): Change first_op and second_op to
10409 enum dwarf_location_atom. Add cast to enum type.
10410 * expmed.c (init_expmed): Change 0 to SET in function call.
10411 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
10412 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
10413 (do_store_flag): Likewise.
10414 * fixed-value.h (struct fixed_value): Change mode to enum
10416 * function.c (assign_parms): Change 0 to VOIDmode in function call.
10417 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
10419 (insert_insn_decl, insert_decl, insert_state): Likewise.
10420 (automata_list_finish): Likewise.
10421 * genrecog.c (process_define_predicate): Add cast to enum type.
10422 * gensupport.c (init_predicate_table): Add cast to enum type.
10423 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
10425 (gimple_build_call_1, gimple_build_label): Likewise.
10426 (gimple_build_goto, gimple_build_asm_1): Likewise.
10427 (gimple_build_switch_1, gimple_build_cdt): Likewise.
10428 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
10429 (enum fallback): Rename from enum fallback_t.
10430 (fallback_t): Typedef as int.
10431 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
10432 GSI_SAME_STMT in function call.
10433 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
10435 (setup_reg_class_relations): Likewise.
10436 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
10437 (setup_prohibited_class_mode_regs): Add cast to enum type.
10438 (setup_prohibited_mode_move_regs): Likewise.
10439 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
10440 (record_address_regs): Change i to enum reg_class.
10441 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
10442 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
10443 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
10444 (GET_MODE_2XWIDER_MODE): Likewise.
10445 (GET_CLASS_NARROWEST_MODE): Likewise.
10446 * omp-low.c (expand_omp_for): Add cast to enum type.
10447 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
10448 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
10449 * postreload.c (reload_cse_simplify_operands): Change rclass local
10451 * predict.c (combine_predictions_for_insn): Change best_predictor
10452 and predictor to enum br_predictor.
10453 (combine_predictions_for_bb): Likewise.
10454 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
10455 use SET_PREDICT_EXPR_OUTCOME.
10456 * real.c (real_arithmetic): Change icode to code in function call.
10457 * reginfo.c (init_move_cost): Add casts to enum type.
10458 (init_reg_sets_1, init_fake_stack_mems): Likewise.
10459 * regmove.c (regclass_compatible_p): Change class0 and class1 to
10461 * reload.c (find_valid_class): Add casts to enum type.
10462 (push_reload): Change 0 to NO_REGS in function call.
10463 (find_reloads): Change this_alternative to array of enum
10464 reg_class. Remove some now-unnecessary casts.
10465 (make_memloc): Change 0 to VOIDmode in function call.
10466 * reload1.c (reload): Change 0 to VOIDmode in function call.
10467 (eliminate_regs_1, elimination_effects): Likewise.
10468 (eliminate_regs_in_insn): Likewise.
10469 (emit_input_reload_insns): Add cast to enum type.
10470 (delete_output_reload): Change 0 to VOIDmode in function call.
10471 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
10472 to enum type in function call.
10473 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
10474 (SET_PREDICT_EXPR_OUTCOME): Define.
10475 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
10476 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
10477 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
10478 (dump_function): Likewise.
10479 * tree-dump.h: Update declarations.
10480 * tree-pass.h: Update declarations.
10481 * varasm.c (assemble_integer): Change mclass to enum mode_class.
10482 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
10484 (arm_rtx_costs_1): Correct parenthesization.
10485 (arm_rtx_costs): Add casts to enum type.
10486 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
10487 (vfp_emit_fstmd): Use add_rg_note.
10488 (emit_multi_reg_push, emit_sfm): Likewise.
10489 (thumb_set_frame_pointer): Likewise.
10490 (arm_expand_prologue): Likewise.
10491 (arm_regno_class): Change return type to enum reg_class.
10492 (thumb1_expand_prologue): Use add_reg_note.
10493 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
10494 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
10496 * config/arm/gentune.sh: Add cast to enum type.
10497 * config/arm/arm-tune.md: Rebuild.
10498 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
10499 (ix86_split_fp_branch, predict_jump): Likewise.
10500 (ix86_expand_multi_arg_builtin): Change sub_code from enum
10501 insn_code to enum rtx_code.
10502 (ix86_builtin_vectorized_function): Add cast to enum type.
10503 * config/i386/i386.md (truncdfsf2): Change slot to enum
10505 (truncxf<mode>2, isinf<mode>2): Likewise.
10506 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
10508 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
10509 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
10510 (insert_bundle_state): Change 1 to INSERT in function call.
10511 (ia64_add_bundle_selector_before): Likewise.
10512 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
10513 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
10514 (restore_stack_nonlocal): Likewise.
10515 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
10517 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
10519 (mips_rtx_costs): Likewise.
10520 (mips_override_options): Add casts to enum type.
10521 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
10523 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
10524 (store_reg, set_reg_plus_d): Likewise.
10525 (hppa_expand_prologue, hppa_profile_hook): Likewise.
10526 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
10528 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
10530 (emit_unlikely_jump): Use add_reg_note.
10531 (rs6000_emit_allocate_stack): Likewise.
10532 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
10533 (output_toc): Change 1 to INSERT in function call.
10534 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
10535 (rs6000_initialize_trampoline): Likewise.
10536 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
10538 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
10539 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
10540 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
10541 (save_gprs): Use add_reg_note.
10542 (s390_emit_prologue): Likewise.
10543 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10544 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
10545 (sparc_fold_builtin): Add cast to enum type.
10546 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
10548 (spu_expand_prologue): Use add_reg_note.
10549 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
10551 2009-04-20 Ian Lance Taylor <iant@google.com>
10553 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
10554 (c_parser_postfix_expression_after_primary): Get VEC for list of
10555 arguments. Get original types of arguments. Call
10556 build_function_call_vec.
10557 (cached_expr_list_1, cached_expr_list_2): New static variables.
10558 (c_parser_expr_list): Change return type to VEC *. Add
10559 p_orig_types parameter. Change all callers.
10560 (c_parser_release_expr): New static function.
10561 (c_parser_vec_to_tree_list): New static function.
10562 * c-typeck.c (build_function_call): Rewrite to build a VEC and
10563 call build_function_call_vec.
10564 (build_function_call_vec): New function, based on old
10565 build_function_call.
10566 (convert_arguments): Remove nargs and argarray parameters. Change
10567 values to a VEC. Add origtypes parameter.
10568 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
10569 (convert_for_assignment): Add origtype parameter. Change all
10570 callers. If warn_cxx_compat, check for conversion to an enum
10571 type when calling a function.
10572 (store_init_value): Add origtype parameter. Change all callers.
10573 (digest_init): Likewise.
10574 (struct init_node): Add origtype field.
10575 (add_pending_init): Add origtype parameter. Change all callers.
10576 (output_init_element): Likewise.
10577 (output_pending_init_elements): Pass origtype from init_node to
10578 output_init_element.
10579 (process_init_element): Pass origtype from c_expr to
10580 output_init_element.
10581 (c_finish_return): Add origtype parameter. Change all callers.
10582 * c-common.c (sync_resolve_size): Change params to VEC *. Change
10584 (sync_resolve_params): Likewise.
10585 (sync_resolve_return): Change params to first_param. Change caller.
10586 (resolve_overloaded_builtins): Change params to VEC *. Change
10587 callers. Save first parameter around call to build_function_call_vec.
10588 * c-decl.c (finish_decl): Add origtype parameter. Change all
10589 callers. Call build_function_call_vec rather than
10590 build_function_call for cleanup.
10591 * c-tree.h: Update declarations.
10592 * c-common.h: Update declarations.
10593 * stub-objc.c (objc_rewrite_function_call): Change parameter from
10594 params to first_param.
10595 * target.h (struct gcc_target): Change resolve_overloaded_builtin
10596 params parameter from tree to void *.
10597 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10598 Change arglist parameter to have type void *, and to be a pointer
10600 * config/rs6000/rs6000-protos.h
10601 (altivec_resolve_overloaded_builtin): Update declaration.
10602 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
10603 fnargs parameter to have type void *, and to be a pointer to a
10604 VEC. Call build_function_call_vec instead of
10605 build_function_call.
10606 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
10608 2009-04-20 Joey Ye <joey.ye@intel.com>
10609 Xuepeng Guo <xuepeng.guo@intel.com>
10610 H.J. Lu <hongjiu.lu@intel.com>
10612 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
10614 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
10615 (IX86_LEA_PRIORITY): Likewise.
10616 (distance_non_agu_define): New function.
10617 (distance_agu_use): Likewise.
10618 (ix86_lea_for_add_ok): Likewise.
10619 (ix86_dep_by_shift_count): Likewise.
10621 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
10622 should split for LEA.
10624 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
10626 (ix86_dep_by_shift_count): Likewise.
10628 2009-04-20 Richard Guenther <rguenther@suse.de>
10630 * expr.c (handled_component_p): Move ...
10631 * tree.h (handled_component_p): ... here.
10632 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
10633 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
10634 and REALPART_EXPR to be in one group.
10636 2009-04-20 Richard Guenther <rguenther@suse.de>
10638 * basic-block.h (get_all_dominated_blocks): Declare.
10639 * dominance.c (get_all_dominated_blocks): New function.
10640 * tree-cfg.c (get_all_dominated_blocks): Remove.
10641 (remove_edge_and_dominated_blocks): Adjust.
10642 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
10643 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
10644 instead of recursing.
10646 2009-04-20 Doug Kwan <dougkwan@google.com>
10648 * cgraph.h (cgraph_node_ptr): New type for vector functions.
10649 (struct cgraph_node_set_def): New type.
10650 (cgraph_node_set) New type. Also declare vector functions.
10651 (struct cgraph_node_set_element_def): New type.
10652 (cgraph_node_set_element): Ditto.
10653 (cgraph_node_set_iterator): New iterator type.
10654 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
10655 cgraph_node_set_remove, dump_cgraph_node_set,
10656 debug_cgraph_node_set): New prototypes.
10657 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
10658 cgraph_node_set_size): New inlines.
10659 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
10660 including cgraph.h.
10661 (struct ipa_opt_pass): Add struct cgraph_node_set_def
10662 argument to function 'write_summary'.
10663 * ipa.c: Include ggc.h.
10664 (hash_cgraph_node_set_element,
10665 eq_cgraph_node_set_element, cgraph_node_set_new,
10666 cgraph_node_set_add, cgraph_node_set_remove,
10667 cgraph_node_set_find, dump_cgraph_node_set,
10668 debug_cgraph_node_set): New functions.
10669 * Makefile.in (ipa.o): Add dependency on GGC_H.
10671 2009-04-20 Ira Rosen <irar@il.ibm.com>
10673 PR tree-optimization/39675
10674 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
10675 check of the return code of vect_schedule_slp. Check that
10676 stmt_vec_info still exists for the statement, before checking its
10677 vectorization type.
10679 2009-04-20 Michael Matz <matz@suse.de>
10681 * Makefile.in (generated_files): Take out $(simple_generated_c).
10683 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
10685 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
10686 (UINTPTR_TYPE): Likewise.
10688 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10691 * c-typeck.c (digest_init): Check for initializing an array with a
10694 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10697 * c-semantics.c (pop_stmt_list): Propagate
10698 STATEMENT_LIST_HAS_LABEL to parent statement list.
10700 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
10702 * config/mips/mips.h (mips_tune_attr): New macro.
10703 * config/mips/mips.md (cpu): Use it.
10705 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10708 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
10711 2009-04-19 Diego Novillo <dnovillo@google.com>
10713 * toplev.c (compile_file): Move call to coverage_finish ...
10714 * cgraphunit.c (ipa_passes): ... here.
10715 Call cgraph_process_new_functions.
10716 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
10717 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
10719 2009-04-19 Jan Hubicka <jh@suse.cz>
10721 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
10723 (dump_cgraph_node): Dump can throw external flag.
10724 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
10726 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
10730 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
10731 * common.opt (Wlogical-op): Move from here...
10732 * c.opt (Wlogical-op): ... to here.
10733 * c-typeck.c (parser_build_binary_op): Update call to
10734 warn_logical_operator.
10735 * c-opts.c (c_common_post_options): Enable warn_logical_op with
10737 * c-common.c (warn_logical_op): Update.
10738 * c-common.h (warn_logical_op): Update declaration.
10740 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
10742 * tree.c (protected_set_expr_location): Fix formatting.
10744 2009-04-18 Joseph Myers <joseph@codesourcery.com>
10747 * c-typeck.c (readonly_warning): new.
10748 (build_unary_op, build_modify_expr): Use readonly_warning for
10749 storing into something readonly but not const-qualified.
10751 2009-04-18 Joseph Myers <joseph@codesourcery.com>
10754 * c-typeck.c (build_unary_op): Check for taking address of
10755 expression of type void.
10757 2009-04-18 Joseph Myers <joseph@codesourcery.com>
10760 * c-typeck.c (build_function_call): Check for calling a function
10761 with qualified void return types. Call require_complete_type when
10764 2009-04-18 Jan Hubicka <jh@suse.cz>
10766 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
10768 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
10769 can_throw_external flag.
10770 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
10771 * ipa-pure-const.c (ignore_edge): New function.
10772 (propagate): Compute order for NOTHROW computation; set NOTHROWs
10773 only over can_throw_external edges.
10774 (local_pure_const): Add nothrow flag.
10775 * ipa-utils.c (searchc): Add ignore_edge callback.
10776 (ipa_utils_reduced_inorder): Add ignore_edge callback.
10777 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
10778 (set_nothrow_function_flags): Update cgraph.
10779 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
10781 2009-04-18 Richard Guenther <rguenther@suse.de>
10783 PR middle-end/39804
10784 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
10785 (fold_stmt): ... this and ...
10786 (fold_stmt_inplace): ... this.
10787 (fold_stmt_1): Fold references in calls and asms.
10788 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
10790 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10792 * tree-vrp.c (ssa_name_nonzero_p): Remove.
10793 * tree.h: Remove the prototype for ssa_name_nonzero_p.
10795 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10797 * tree.c (function_args_count): Remove.
10798 * tree.h: Remove the prototype for function_args_count.
10800 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10802 * tree-iterator.c (expr_only): Remove.
10803 * tree.h: Remove the prototype for expr_only.
10805 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10807 * reginfo.c (cannot_change_mode_set_regs): Remove.
10808 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
10810 2009-04-08 Anatoly Sokolov <aesok@post.ru>
10812 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
10813 whether operands 0 and 1 overlaps.
10815 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
10817 PR middle-end/36902
10818 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
10819 pointer. Use warning_at instead of warning.
10820 (search_for_addr_array): Likewise.
10821 (check_array_bounds): Likewise.
10822 (check_all_array_refs): Check that the incoming edge is not in the
10823 list of edges to be removed.
10824 (check_all_array_refs): Avoid the temporal pointer.
10825 (vrp_visit_cond_stmt): Fix typo.
10826 (simplify_switch_using_ranges): Handle the case where the switch
10827 index is an integer constant.
10829 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
10831 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
10833 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10835 * doc/extend.texi, doc/invoke.texi: Fix typos.
10837 2009-04-17 Cary Coutant <ccoutant@google.com>
10839 * tree-flow-inline.h (get_lineno): Fix inverted test.
10841 2009-04-17 Diego Novillo <dnovillo@google.com>
10843 * tree-ssa-pre.c (create_expression_by_pieces): Remove
10844 assertion for AVAIL_OUT.
10846 2009-04-17 Mike Frysinger <vapier@gentoo.org>
10849 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
10850 * config/sh/linux-atomic.asm: Likewise.
10852 2009-04-17 Diego Novillo <dnovillo@google.com>
10854 * except.c (debug_eh_tree): New.
10855 (struct eh_region, struct eh_status): Move ...
10856 * except.h: ... here.
10857 (add_type_for_runtime): Declare extern.
10858 (lookup_type_for_runtime): Likewise.
10859 (debug_eh_tree): Declare.
10860 * Makefile.in (GTFILES): List except.h before except.c
10862 2009-04-17 Diego Novillo <dnovillo@google.com>
10864 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
10865 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
10866 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
10867 (find_vars_r): ... here.
10868 * tree-flow.h (find_referenced_vars_in): Declare.
10869 * tree-ssa-pre.c (create_expression_by_pieces): Assert
10870 that AVAIL_OUT exists for BLOCK.
10871 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
10872 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
10873 (tree-parloops.o): Likewise.
10875 2009-04-17 Simon Baldwin <simonb@google.com>
10877 * toplev.c (default_tree_printer): Add handling for %E format.
10879 2009-04-17 Diego Novillo <dnovillo@google.com>
10881 * tree-pretty-print.c (dump_generic_node): Add break after
10882 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
10883 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
10884 FUNCTION_TYPE together. Call print_struct_decl when printing
10885 structures and TDF_SLIM is not given.
10886 (print_struct_decl): Fix logic for detecting recursion.
10888 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
10891 * gcc.c (create_at_file): New.
10892 (compile_input_file_p): New.
10893 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
10894 * main.c (main): Update call to toplev_main.
10895 * toplev.c (toplev_main): Change signature. Call expandargv.
10896 * toplev.h (toplev_main): Change signature.
10898 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
10900 * dwarf2out.c (field_byte_offset): Use the type size as the field size
10901 if the latter is not constant.
10903 2009-04-17 David Edelsohn <edelsohn@gnu.org>
10905 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
10907 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
10909 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
10910 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
10912 2009-04-17 Richard Guenther <rguenther@suse.de>
10914 * tree-ssa-structalias.c (get_constraint_for_component_ref):
10915 Handle component references view-converting an invariant address.
10917 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
10919 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
10920 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
10921 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
10922 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
10923 Use @deftypevr rather than @deftypevar.
10925 2009-04-17 Richard Guenther <rguenther@suse.de>
10927 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
10928 (get_prop_source_stmt): Likewise.
10929 (can_propagate_from): Likewise.
10931 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
10933 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
10934 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
10935 (--with-multilib-list): Add default value.
10936 * configure: Regenerate.
10937 * Makefile.in (TM_ENDIAN_CONFIG): Define.
10938 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
10939 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
10940 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
10941 Don't add default cpu to multilib list unnecessarily, but do enable
10942 the relevant compiler option..
10943 Add support for --with-multilib-list=<blank> and
10944 --with-multilib-list=!<somelib> to supress unwanted multilibs.
10945 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
10946 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
10947 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
10948 TM_MULTILIB_CONFIG.
10949 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
10950 (MULTILIB_OSDIRNAMES): New variable.
10951 * config/sh/t-1e: Delete file.
10952 * config/sh/t-mlib-sh1: Delete file.
10953 * config/sh/t-mlib-sh2: Delete file.
10954 * config/sh/t-mlib-sh2a: Delete file.
10955 * config/sh/t-mlib-sh2a-nofpu: Delete file.
10956 * config/sh/t-mlib-sh2a-single: Delete file.
10957 * config/sh/t-mlib-sh2a-single-only: Delete file.
10958 * config/sh/t-mlib-sh2e: Delete file.
10959 * config/sh/t-mlib-sh3e: Delete file.
10960 * config/sh/t-mlib-sh4: Delete file.
10961 * config/sh/t-mlib-sh4-nofpu: Delete file.
10962 * config/sh/t-mlib-sh4-single: Delete file.
10963 * config/sh/t-mlib-sh4-single-only: Delete file.
10964 * config/sh/t-mlib-sh4a: Delete file.
10965 * config/sh/t-mlib-sh4a-nofpu: Delete file.
10966 * config/sh/t-mlib-sh4a-single: Delete file.
10967 * config/sh/t-mlib-sh4a-single-only: Delete file.
10968 * config/sh/t-mlib-sh4al: Delete file.
10969 * config/sh/t-mlib-sh5-32media: Delete file.
10970 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
10971 * config/sh/t-mlib-sh5-64media: Delete file.
10972 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
10973 * config/sh/t-mlib-sh5-compact: Delete file.
10974 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
10975 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
10976 * doc/install.texi (Options specification): Add
10977 --with-multilib-list and --with-endian.
10979 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
10981 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
10983 (OBJS-common): Add plugin-version.o.
10984 (plugin-version.o): New.
10985 * gcc-plugin.h (plugin_gcc_version): New.
10986 (plugin_default_version_check): New.
10987 (plugin_init_func, plugin_init): Add version argument.
10988 * plugin-version.c: New.
10989 * plugin.c (str_plugin_gcc_version_name): New.
10990 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
10991 pass it to the init function.
10992 (plugin_default_version_check): New.
10994 2009-04-17 Richard Guenther <rguenther@suse.de>
10996 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
10997 for decl-vs-decl disambiguation.
10999 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
11001 * config/s390/s390.h (s390_tune_attr): New macro definition.
11002 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
11004 2009-04-17 Richard Guenther <rguenther@suse.de>
11006 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
11007 (fold_stmt_r): Likewise.
11008 (maybe_fold_reference): New function.
11009 (fold_gimple_assign): Handle cases fold_stmt_r did.
11010 (fold_stmt): Do not use fold_stmt_r.
11011 (fold_stmt_inplace): Likewise.
11013 2009-04-17 Richard Guenther <rguenther@suse.de>
11015 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
11016 (record_equivalences_from_stmt): Remove useless checks and
11018 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
11019 the type is already suitable.
11021 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
11023 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
11025 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
11027 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
11028 (CMPtype): Define as __gcc_CMPtype.
11030 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
11032 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
11033 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
11035 2009-04-17 Richard Guenther <rguenther@suse.de>
11037 PR tree-optimization/39746
11038 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
11039 special-casing for builtins and static variable use/def.
11040 (call_may_clobber_ref_p_1): Likewise.
11042 2009-04-16 Ian Lance Taylor <iant@google.com>
11044 * df.h: Include "timevar.h".
11045 (struct df_problem): Change tv_id field to timevar_id_t.
11046 * tree-pass.h: Include "timevar.h".
11047 (struct opt_pass): Change tv_id field to timevar_id_t.
11048 * timevar.h (timevar_id_t): Define TV_NONE.
11049 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
11050 TV_NONE rather than tv_id != 0.
11051 (execute_one_pass): Likewise.
11052 * Makefile.in (DF_H): Add $(TIMEVAR_H).
11053 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
11054 dependencies to $(TREE_PASS_H).
11055 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
11057 (pass_branch_target_load_optimize2): Likewise.
11058 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
11059 (pass_outof_cfg_layout_mode): Likewise.
11060 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
11061 (pass_rebuild_cgraph_edges): Likewise.
11062 (pass_remove_cgraph_callee_edges): Likewise.
11063 * df-core.c (pass_df_initialize_opt): Likewise.
11064 (pass_df_initialize_no_opt): Likewise.
11065 (pass_df_finish): Likewise.
11066 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
11067 * except.c (pass_set_nothrow_function_flags): Likewise.
11068 (pass_convert_to_eh_region_ranges): Likewise.
11069 * final.c (pass_compute_alignments): Likewise.
11070 * function.c (pass_instantiate_virtual_regs): Likewise.
11071 (pass_init_function): Likewise.
11072 (pass_leaf_regs): Likewise.
11073 (pass_match_asm_constraints): Likewise.
11074 * gimple-low.c (pass_lower_cf): Likewise.
11075 (pass_mark_used_blocks): Likewise.
11076 * init-regs.c (pass_initialize_regs): Likewise.
11077 * integrate.c (pass_initial_value_sets): Likewise.
11078 * ira.c (pass_ira): Likewise.
11079 * jump.c (pass_cleanup_barriers): Likewise.
11080 * omp-low.c (pass_expand_omp): Likewise.
11081 (pass_lower_omp): Likewise.
11082 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
11083 * recog.c (pass_split_all_insns): Likewise.
11084 (pass_split_after_reload): Likewise.
11085 (pass_split_before_regstack): Likewise.
11086 (pass_split_before_sched2): Likewise.
11087 (pass_split_for_shorten_branches): Likewise.
11088 * reginfo.c (pass_reginfo_init): Likewise.
11089 (pass_subregs_of_mode_init): Likewise.
11090 (pass_subregs_of_mode_finish): Likewise.
11091 * passes.c (pass_postreload): Likewise.
11092 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
11093 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
11094 (pass_warn_function_return): Likewise.
11095 (pass_warn_function_noreturn): Likewise.
11096 * tree-complex.c (pass_lower_complex): Likewise.
11097 (pass_lower_complex_O0): Likewise.
11098 * tree-if-conv.c (pass_if_conversion): Likewise.
11099 * tree-into-ssa.c (pass_build_ssa): Likewise.
11100 * tree-mudflap.c (pass_mudflap_1): Likewise.
11101 (pass_mudflap_2): Likewise.
11102 * tree-nomudflap.c (pass_mudflap_1): Likewise.
11103 (pass_mudflap_2): Likewise.
11104 * tree-nrv.c (pass_return_slot): Likewise.
11105 * tree-object-size.c (pass_object_sizes): Likewise.
11106 * tree-optimize.c (pass_all_optimizations): Likewise.
11107 (pass_early_local_passes): Likewise.
11108 (pass_all_early_optimizations): Likewise.
11109 (pass_cleanup_cfg): Likewise.
11110 (pass_cleanup_cfg_post_optimizing): Likewise.
11111 (pass_free_datastructures): Likewise.
11112 (pass_free_cfg_annotations): Likewise.
11113 (pass_fixup_cfg): Likewise.
11114 (pass_init_datastructures): Likewise.
11115 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
11116 (pass_late_warn_uninitialized): Likewise.
11117 (pass_update_address_taken): Likewise.
11118 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
11119 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
11120 (pass_cse_sincos): Likewise.
11121 (pass_convert_to_rsqrt): Likewise.
11122 * tree-ssa-structalias.c (pass_build_alias): Likewise.
11123 * tree-stdarg.c (pass_stdarg): Likewise.
11124 * tree-tailcall.c (pass_tail_recursion): Likewise.
11125 (pass_tail_calls): Likewise.
11126 * tree-vect-generic.c (pass_lower_vector): Likewise.
11127 (pass_lower_vector_ssa): Likewise.
11128 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
11130 2009-04-16 Joseph Myers <joseph@codesourcery.com>
11132 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
11134 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
11136 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
11137 logical and signext.
11139 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
11142 * config/sh/predicates.md (arith_operand): Check if the operand
11143 of TRUNCATE is a REG.
11145 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11147 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
11148 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
11150 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11152 * tree-iterator.c (tsi_split_statement_list_after,
11153 tsi_split_statement_list_before): Remove.
11154 * tree-iterator.h: Remove the prototypes for
11155 tsi_split_statement_list_after and tsi_split_statement_list_before.
11157 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11159 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
11160 * tree-ssa-propagate.h: Remove the prototype for
11161 stmt_makes_single_load.
11163 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11165 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
11166 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
11168 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11170 * tree-iterator.c (EXPR_LAST_BODY): Remove.
11172 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11174 * except.c (eh_region_outer_p): Remove.
11175 * except.h: Remove the prototype for eh_region_outer_p.
11177 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11179 * function.c (current_function_assembler_name): Remove.
11180 * function.h: Remove the prototype for
11181 current_function_assembler_name.
11183 2009-04-16 Ian Lance Taylor <iant@google.com>
11185 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
11186 (add_reg_note): Call alloc_reg_note.
11187 * rtl.h (alloc_reg_note): Declare.
11188 * combine.c (try_combine): Use alloc_reg_note.
11189 (recog_for_combine, move_deaths): Likewise.
11190 (distribute_notes): Use alloc_reg_note and add_reg_note.
11191 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
11192 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
11193 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
11195 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
11197 PR rtl-optimization/39762
11198 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
11199 ira_may_move_out_cost): Add comments about way of their usage.
11200 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
11202 * ira-conflicts.c (process_regs_for_copy): Use function
11203 ira_get_register_move_cost instead of global
11204 ira_register_move_cost.
11206 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
11207 color_pass, move_spill_restore, update_curr_costs): Ditto.
11209 * ira-lives.c (process_single_reg_class_operands): Ditto.
11211 * ira-emit.c (emit_move_list): Ditto.
11213 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
11214 (record_reg_classes): Ditto. Use functions
11215 ira_get_register_move_cost and ira_get_may_move_cost instead of
11216 global vars ira_register_move_cost, ira_may_move_out_cost and
11217 ira_may_move_in_cost.
11218 (record_address_regs): Don't call ira_init_register_move_cost.
11219 Use function ira_get_may_move_cost instead of global
11220 ira_may_move_in_cost.
11221 (process_bb_node_for_hard_reg_moves): Use function
11222 ira_get_register_move_cost instead of global ira_register_move_cost.
11223 (ira_costs): Don't call ira_init_register_move_cost.
11225 2009-04-16 Richard Guenther <rguenther@suse.de>
11227 * tree-cfg.c (verify_gimple_assign_binary):
11228 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
11229 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
11230 (create_general_new_stmt): Note that this function is broken.
11232 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11234 * common.opt (fhelp): Add Var(help_flag).
11235 * gcc-plugin.h (plugin_info): Add help.
11236 * plugin.c (plugin_name_args): Add help.
11237 (register_plugin_info): Set plugin->help.
11238 (print_help_one_plugin): New.
11239 (print_plugins_help): New.
11240 * plugin.h (print_plugins_help): New.
11241 * toplev.c (toplev_main): Call print_plugins_help if needed.
11243 2009-04-16 Richard Guenther <rguenther@suse.de>
11245 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
11246 (gimple_ior_addresses_taken_1): New function.
11247 (gimple_ior_addresses_taken): Likewise.
11248 * gimple.h (struct gimple_statement_with_ops_base): Remove
11249 addresses_taken member.
11250 (gimple_ior_addresses_taken): Declare.
11251 (gimple_addresses_taken, gimple_addresses_taken_ptr,
11252 gimple_set_addresses_taken): Remove.
11253 * ipa-reference.c (mark_address): New function.
11254 (scan_stmt_for_static_refs): Use it for marking addresses taken.
11255 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
11256 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
11257 (gimple_add_to_addresses_taken): Remove.
11258 (get_tmr_operands): Call mark_address_taken.
11259 (get_asm_expr_operands): Likewise.
11260 (get_expr_operands): Likewise.
11261 (build_ssa_operands): Do not clear the addresses_taken bitmap.
11262 (free_stmt_operands): Do not free it.
11263 * tree-ssa.c (delete_tree_ssa): Likewise.
11264 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
11266 2009-04-16 Richard Guenther <rguenther@suse.de>
11268 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
11269 (walk_stmt_load_store_ops): Likewise.
11270 * gimple.c (get_base_loadstore): New function.
11271 (walk_stmt_load_store_addr_ops): Likewise.
11272 (walk_stmt_load_store_ops): Likewise.
11273 * ipa-pure-const.c (check_op): Simplify.
11274 (check_load, check_store): New functions.
11275 (check_stmt): Use walk_stmt_load_store_ops.
11276 * ipa-reference.c (mark_load): Adjust signature.
11277 (mark_store): Likewise.
11278 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
11280 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11282 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
11283 (plugin_info): New.
11284 * opts.c (common_handle_option): Don't call print_version.
11285 * plugin.c (plugin_name_args): Add version.
11286 (register_plugin_info): New.
11287 (register_callback): Handle PLUGIN_INFO.
11288 (try_init_one_plugin): New.
11289 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
11291 (finalize_one_plugin): New.
11292 (finalize_plugins): New.
11293 (print_one_plugin): New.
11294 (print_plugins_versions): New.
11295 * plugin.h (print_plugins_versions): New.
11296 (finalize_plugins): New.
11297 * toplev.c (compile_file): Don't call initialize_plugins.
11298 (print_version): Call print_plugins_versions.
11299 (toplev_main): Call initialize_plugins. Print version if needed.
11300 Call finalize_plugins.
11302 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11304 * common.opt (fversion): New.
11305 * gcc.c (print_version): New.
11306 (process_command): Don't print the version. Just set print_version.
11307 (main): Print version. Call subprocesses if print_version and
11308 verbose_flag are set.
11309 * opts.c (common_handle_option): Handle OPT_fversion.
11311 2009-04-16 Richard Guenther <rguenther@suse.de>
11312 Ira Rosen <irar@il.ibm.com>
11314 PR tree-optimization/39698
11315 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
11316 type of the reduction variable. Only generate the def if
11319 * omp-low.c (expand_omp_for_generic): When converting to a pointer
11320 make sure to first convert to an integer of the same precision.
11321 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
11322 the type of the evolution correctly in computing the new
11323 induction variable base.
11325 2009-04-16 Richard Guenther <rguenther@suse.de>
11327 PR middle-end/39625
11328 * tree-cfg.c (make_blocks): Split statements with to-be
11329 abnormal SSA names on the lhs.
11331 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
11333 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
11334 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
11335 * c-typeck.c (really_start_incremental_init): Likewise.
11336 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
11337 (TARGET_INITIALIZER): Remove it.
11338 * target.h (struct target): Remove vector_opaque_p.
11339 * tree.c (build_opaque_vector_type): New.
11340 * tree.h (TYPE_VECTOR_OPAQUE): New.
11341 (build_opaque_vector_type): Declare.
11342 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
11343 * config/rs6000/rs6000.c (build_opaque_vector_type,
11344 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
11345 (rs6000_init_builtins): Use build_opaque_vector_type for
11346 opaque_V4SI_type_node.
11348 2009-04-15 Catherine Moore <clm@codesourcery.com>
11350 * debug.h (set_name): Declare.
11351 * dwarf2out.c (dwarf2out_set_name): Declare.
11352 (dwarf2_debug_hooks): Add set_name.
11353 (find_AT_string): New.
11354 (add_AT_string): Call find_AT_string.
11355 (dwarf2out_set_name): New.
11356 * cp/decl.c (grokdeclarator): Call set_name.
11357 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
11358 * debug.c (do_nothing_debug_hooks): Likewise.
11359 * dbxout.c (dbx_debug_hooks): Likewise.
11360 * sdbout.c (sdb_debug_hooks): Likewise.
11362 2009-04-15 Michael Eager <eager@eagercon.com>
11364 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
11365 reg for single-precision FPU.
11366 * config/rs6000/rs6000.md (movsi_internal1): Only for
11367 !TARGET_SINGLE_FPU.
11368 (movsi_internal1_single): New. Add pattern to move SI values to/from
11369 single-precision FP regs.
11371 2009-04-15 Richard Guenther <rguenther@suse.de>
11373 * omp-low.c (lower_rec_input_clauses): Build correct address
11375 (expand_omp_for_generic): Fix multiplication type.
11376 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
11377 (generate_memset_zero): Fix types.
11378 * tree-profile.c (prepare_instrumented_value): Correctly
11381 2009-04-15 Ian Lance Taylor <iant@google.com>
11383 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
11384 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
11385 for -Wall and for -Wc++-compat.
11386 (c_common_post_options): For C++, set warn_enum_compare if not
11388 * c-tree.h (struct c_expr): Add field original_type.
11389 (build_external_ref): Update declaration.
11390 * c-parser.c (c_parser_braced_init): Set original_type.
11391 (c_parser_initelt): Likewise.
11392 (c_parser_expr_no_commas): Likewise.
11393 (c_parser_conditional_expression): Likewise.
11394 (c_parser_cast_expression): Likewise.
11395 (c_parser_unary_expression): Likewise. Pull setting of
11396 original_code to top of function.
11397 (c_parser_sizeof_expression): Set original_type.
11398 (c_parser_alignof_expression): Likewise.
11399 (c_parser_postfix_expression): Likewise. Pull setting of
11400 original_code to top of function.
11401 (c_parser_postfix_expression_after_paren_type): Set original_type.
11402 (c_parser_postfix_expression_after_primary): Likewise.
11403 (c_parser_expression): Likewise.
11404 * c-typeck.c (build_external_ref): Add type parameter. Change all
11406 (c_expr_sizeof_expr): Set original_type field.
11407 (parser_build_unary_op): Likewise.
11408 (parser_build_binary_op): Likewise. Optionally warn about
11409 comparisons of enums of different types.
11410 (digest_init): Set original_type field.
11411 (really_start_incremental_init): Likewise.
11412 (push_init_level, pop_init_level): Likewise.
11413 * doc/invoke.texi (Warning Options): -Wenum-compare now
11416 2009-04-15 Richard Guenther <rguenther@suse.de>
11418 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
11419 out a necessary conversion.
11420 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
11421 names we didn't value number.
11422 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
11424 2009-04-15 Richard Guenther <rguenther@suse.de>
11426 PR tree-optimization/39764
11427 * tree-ssa-ccp.c (get_value): Canonicalize value with
11428 canonicalize_float_value.
11430 2009-04-15 Jan Hubicka <jh@suse.cz>
11432 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
11433 Wrong version of patch.
11435 2009-04-15 Jan Hubicka <jh@suse.cz>
11437 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
11439 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
11441 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
11442 our distinct integral and vector types.
11444 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
11446 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
11447 * init.c (build_vtbl_address): Remove call to assemble_external.
11449 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
11451 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
11452 output for other floating point modes.
11454 2009-04-14 Diego Novillo <dnovillo@google.com>
11456 * diagnostic.c (diagnostic_report_diagnostic): Do not
11457 warn about loaded plugins for DK_ERROR and DK_WARNING.
11458 * c-decl.c (declspecs_add_type): Move call to
11459 invoke_plugin_callbacks ...
11460 * c-parser.c (c_parser_declspecs): ... here.
11461 * plugin.c (dump_active_plugins): Tidy output.
11463 2009-04-14 Diego Novillo <dnovillo@google.com>
11464 Le-Chun Wu <lcwu@google.com>
11466 * configure.ac: Add --enable-plugin support.
11467 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
11468 * Makefile.in (PLUGIN_H): Define.
11469 Export ENABLE_PLUGIN and GMPINC to site.exp.
11470 Add PLUGINLIBS to link command.
11471 Add/modify dependencies for plugin.o and files including plugin.h.
11473 * config.in: Regenerate.
11475 * opts.c (common_handle_option): Handle OPT_fplugin_ and
11478 2009-04-14 Le-Chun Wu <lcwu@google.com>
11480 * tree-pass.h (register_one_dump_file): Add a prototype for
11481 register_one_dump_file.
11482 * toplev.c (compile_file): Call initialize_plugins.
11483 (do_compile): Call invoke_plugin_callbacks.
11484 (toplev_main): Call invoke_plugin_callbacks.
11485 * common.opt: Add -fplugin= and -fplugin-arg-.
11486 * gcc-plugin.h: New public header file for plugins to include.
11487 * plugin.c: New source file.
11488 * plugin.h: New internal header file.
11489 * passes.c (register_one_dump_file): Make it external.
11491 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
11493 2009-04-14 Diego Novillo <dnovillo@google.com>
11495 * doc/plugins.texi: New.
11496 * doc/gccint.texi: Add reference to Plugins chapter.
11497 * doc/invoke.texi: Document -fplugin and -fplugin-arg
11498 * diagnostic.c (diagnostic_report_diagnostic): Warn about
11499 loaded plugins, if any.
11500 * timevar.def (TV_PLUGIN_INIT): Define.
11501 (TV_PLUGIN_RUN): Define.
11502 * plugin.c: Include timevar.h
11503 (plugins_active_p): New.
11504 (dump_active_plugins): New.
11505 (debug_active_plugins): New.
11507 2009-04-14 Joseph Myers <joseph@codesourcery.com>
11509 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
11511 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
11513 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
11515 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
11516 the same as a minus without a shift.
11518 2009-04-14 Nick Clifton <nickc@redhat.com>
11520 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
11521 comparisons with small integers will always produce a short
11524 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
11527 2008-12-19 Diego Novillo <dnovillo@google.com>
11529 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
11531 2009-04-14 Richard Guenther <rguenther@suse.de>
11533 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
11535 (verify_gimple_assign_binary): Likewise. Handle shifts and
11537 (verify_gimple_phi): Print the mismatched argument position.
11538 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
11540 (vect_update_init_of_dr): Likewise.
11541 * matrix-reorg.c (transform_access_sites): Do what the
11543 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
11545 2009-04-13 Michael Eager <eager@eagercon.com>
11547 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
11548 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
11549 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
11550 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
11551 remove duplicate config
11553 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11555 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
11556 file_name:line_number type locator of the call site.
11558 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
11560 * genautomata.c: Put blank after comma.
11561 (automaton_decls): New.
11562 (struct unit_usage): Add comments to member next.
11563 (store_alt_unit_usage): Keep the list ordered.
11564 (unit_present_on_list_p, equal_alternatives_p): New.
11565 (check_regexp_units_distribution): Check units distribution
11566 correctness correctly.
11567 (main): Don't write automata if error is found. Return correct
11570 * config/m68k/cf.md (cfv4_ds): Remove.
11571 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
11572 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
11574 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
11575 power4-load-ext, power4-store, power4-store-update,
11576 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
11577 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
11578 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
11579 power4-sqrt, power4-isync): Modify reservation to make correct
11580 unit distribution to automata.
11582 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
11583 power5-store-update, power5-two, power5-three, power5-lmul,
11584 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
11586 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
11588 * except.c (pass_set_nothrow_function_flags): Set name and add
11590 (set_nothrow_function_flags): Mention in the dump file when
11591 changing a function to nothrow.
11593 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
11596 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
11597 instead of unsigned long.
11599 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11601 * config/arm/arm.c (return_used_this_function): Remove.
11602 (arm_output_function_prologue): Remove use of
11603 return_used_this_function.
11604 (output_return_instruction): Replace use of
11605 return_used_this_function
11606 by cfun->machine->return_used_this_function.
11607 (arm_output_epilogue): Likewise.
11608 (arm_output_function_epilogue): Likewise.
11609 (thumb_unexpanded_epilogue): Likewise.
11610 * config/arm/arm.h (struct machine_function):
11611 New member return_used_this_function.
11613 2009-04-12 Mark Mitchell <mark@codesourcery.com>
11615 * doc/install.texi: Correct description of default directory for
11616 --with-gxx-include-dir.
11618 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
11620 * fold-const.c (build_range_check): Properly deal with enumeral and
11621 boolean base types.
11623 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
11625 * doc/invoke.texi (max_gcse_passes): Remove documentation.
11626 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
11627 * params.h (MAX_GCSE_PASSES): Remove.
11628 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
11629 in sequence. Remove ability to run multiple passes.
11630 (bypass_jumps): Report run as third CPROP pass.
11632 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
11634 PR middle-end/39651
11635 * except.c (can_throw_external): Look at each insn in a SEQUENCE
11636 when deciding whether the whole SEQUENCE can throw.
11638 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
11641 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
11642 offseted label references.
11644 2009-04-11 Jan Hubicka <jh@suse.cz>
11646 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
11648 2009-04-11 Richard Guenther <rguenther@suse.de>
11650 PR middle-end/39732
11651 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
11652 return variables as TREE_ADDRESSABLE.
11654 2009-04-11 Richard Guenther <rguenther@suse.de>
11656 PR tree-optimization/39713
11657 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
11658 reference trees have SSA_NAME operands.
11660 2009-04-11 Richard Guenther <rguenther@suse.de>
11663 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
11664 address expressions.
11666 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
11668 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
11669 match changes in Cygwin 1.7
11670 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
11671 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
11673 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
11675 PR tree-optimization/39701
11676 * doc/invoke.texi (Optimization Options): Document change in
11677 meaning and initialization of -fdelete-null-pointer-checks.
11679 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
11681 PR middle-end/39701
11682 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
11684 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
11687 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
11689 2009-04-10 Chao-ying Fu <fu@mips.com>
11691 * doc/tm.texi (Instruction Output): Document
11692 TARGET_ASM_FINAL_POSTSCAN_INSN.
11693 * target.h (final_postscan_insn): New field in asm_out.
11694 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
11695 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
11696 * final.c (final_scan_insn): Call
11697 targetm.asm_out.final_postscan_insn after outputting
11698 an asm macro and a normal instruction.
11700 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
11701 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
11702 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
11703 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
11704 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
11706 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
11708 PR middle-end/39701
11709 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
11710 variables as non-NULL even with -fdelete-null-pointer-checks.
11712 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
11714 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
11716 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
11719 * config/i386/i386.c (classify_argument): Handle SCmode with
11720 (bit_offset % 64) != 0.
11722 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
11724 * doc/invoke.texi (Optimize Options): Add cross-reference to
11725 -Q --help=optimizers examples.
11727 2009-04-10 Ben Elliston <bje@au.ibm.com>
11730 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
11731 regalign for the reg == fpr and TDmode case.
11733 2009-04-09 David Ayers <ayers@fsfe.org>
11736 * objc/objc-act.c (warn_with_method): Remove helper function.
11737 (check_duplicates): Call warning and inform directly.
11738 (really_start_method): Likewise.
11740 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
11742 * expmed.c (expand_divmod): Always use a comparison for a division
11743 by a large unsigned integer.
11745 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
11746 for things others than variables or functions as nonzero.
11748 2009-04-09 Nick Clifton <nickc@redhat.com>
11750 * unwind-compat.c: Change copyright header to refer to version
11751 3 of the GNU General Public License with version 3.1 of the
11752 GCC Runtime Library Exception and to point readers at the
11753 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
11754 * config/alpha/crtfastmath.c: Likewise.
11755 * config/alpha/linux-unwind.h: Likewise.
11756 * config/alpha/qrnnd.asm: Likewise.
11757 * config/alpha/vms-crt0-64.c: Likewise.
11758 * config/alpha/vms-crt0.c: Likewise.
11759 * config/alpha/vms-dwarf2.asm: Likewise.
11760 * config/alpha/vms-dwarf2eh.asm: Likewise.
11761 * config/alpha/vms-psxcrt0-64.c: Likewise.
11762 * config/alpha/vms-psxcrt0.c: Likewise.
11763 * config/alpha/vms_tramp.asm: Likewise.
11764 * config/arc/initfini.c: Likewise.
11765 * config/arc/lib1funcs.asm: Likewise.
11766 * config/arm/bpabi-v6m.S: Likewise.
11767 * config/arm/bpabi.S: Likewise.
11768 * config/arm/bpabi.c: Likewise.
11769 * config/arm/crti.asm: Likewise.
11770 * config/arm/crtn.asm: Likewise.
11771 * config/arm/ieee754-df.S: Likewise.
11772 * config/arm/ieee754-sf.S: Likewise.
11773 * config/arm/lib1funcs.asm: Likewise.
11774 * config/arm/libunwind.S: Likewise.
11775 * config/arm/linux-atomic.c: Likewise.
11776 * config/arm/mmintrin.h: Likewise.
11777 * config/arm/pr-support.c: Likewise.
11778 * config/arm/unaligned-funcs.c: Likewise.
11779 * config/arm/unwind-arm.c: Likewise.
11780 * config/arm/unwind-arm.h: Likewise.
11781 * config/avr/libgcc.S: Likewise.
11782 * config/bfin/crti.s: Likewise.
11783 * config/bfin/crtlibid.s: Likewise.
11784 * config/bfin/crtn.s: Likewise.
11785 * config/bfin/lib1funcs.asm: Likewise.
11786 * config/bfin/linux-unwind.h: Likewise.
11787 * config/cris/arit.c: Likewise.
11788 * config/cris/cris_abi_symbol.c: Likewise.
11789 * config/darwin-64.c: Likewise.
11790 * config/darwin-crt2.c: Likewise.
11791 * config/darwin-crt3.c: Likewise.
11792 * config/darwin.h: Likewise.
11793 * config/dbxelf.h: Likewise.
11794 * config/dfp-bit.c: Likewise.
11795 * config/dfp-bit.h: Likewise.
11796 * config/elfos.h: Likewise.
11797 * config/fixed-bit.c: Likewise.
11798 * config/fixed-bit.h: Likewise.
11799 * config/fp-bit.c: Likewise.
11800 * config/fp-bit.h: Likewise.
11801 * config/fr30/crti.asm: Likewise.
11802 * config/fr30/crtn.asm: Likewise.
11803 * config/fr30/lib1funcs.asm: Likewise.
11804 * config/freebsd-spec.h: Likewise.
11805 * config/frv/cmovd.c: Likewise.
11806 * config/frv/cmovh.c: Likewise.
11807 * config/frv/cmovw.c: Likewise.
11808 * config/frv/frvbegin.c: Likewise.
11809 * config/frv/frvend.c: Likewise.
11810 * config/frv/lib1funcs.asm: Likewise.
11811 * config/glibc-stdint.h: Likewise.
11812 * config/h8300/clzhi2.c: Likewise.
11813 * config/h8300/crti.asm: Likewise.
11814 * config/h8300/crtn.asm: Likewise.
11815 * config/h8300/ctzhi2.c: Likewise.
11816 * config/h8300/fixunssfsi.c: Likewise.
11817 * config/h8300/lib1funcs.asm: Likewise.
11818 * config/h8300/parityhi2.c: Likewise.
11819 * config/h8300/popcounthi2.c: Likewise.
11820 * config/i386/ammintrin.h: Likewise.
11821 * config/i386/att.h: Likewise.
11822 * config/i386/avxintrin.h: Likewise.
11823 * config/i386/biarch64.h: Likewise.
11824 * config/i386/bmmintrin.h: Likewise.
11825 * config/i386/cpuid.h: Likewise.
11826 * config/i386/cross-stdarg.h: Likewise.
11827 * config/i386/crtfastmath.c: Likewise.
11828 * config/i386/crtprec.c: Likewise.
11829 * config/i386/cygming-crtbegin.c: Likewise.
11830 * config/i386/cygming-crtend.c: Likewise.
11831 * config/i386/cygwin.asm: Likewise.
11832 * config/i386/emmintrin.h: Likewise.
11833 * config/i386/gmm_malloc.h: Likewise.
11834 * config/i386/gthr-win32.c: Likewise.
11835 * config/i386/i386.h: Likewise.
11836 * config/i386/immintrin.h: Likewise.
11837 * config/i386/linux-unwind.h: Likewise.
11838 * config/i386/linux64.h: Likewise.
11839 * config/i386/mm3dnow.h: Likewise.
11840 * config/i386/mmintrin-common.h: Likewise.
11841 * config/i386/mmintrin.h: Likewise.
11842 * config/i386/nmmintrin.h: Likewise.
11843 * config/i386/pmm_malloc.h: Likewise.
11844 * config/i386/pmmintrin.h: Likewise.
11845 * config/i386/smmintrin.h: Likewise.
11846 * config/i386/sol2-c1.asm: Likewise.
11847 * config/i386/sol2-ci.asm: Likewise.
11848 * config/i386/sol2-cn.asm: Likewise.
11849 * config/i386/sol2-gc1.asm: Likewise.
11850 * config/i386/tmmintrin.h: Likewise.
11851 * config/i386/unix.h: Likewise.
11852 * config/i386/w32-unwind.h: Likewise.
11853 * config/i386/wmmintrin.h: Likewise.
11854 * config/i386/x86-64.h: Likewise.
11855 * config/i386/x86intrin.h: Likewise.
11856 * config/i386/xmmintrin.h: Likewise.
11857 * config/ia64/crtbegin.asm: Likewise.
11858 * config/ia64/crtend.asm: Likewise.
11859 * config/ia64/crtfastmath.c: Likewise.
11860 * config/ia64/crti.asm: Likewise.
11861 * config/ia64/crtn.asm: Likewise.
11862 * config/ia64/fde-glibc.c: Likewise.
11863 * config/ia64/lib1funcs.asm: Likewise.
11864 * config/ia64/linux-unwind.h: Likewise.
11865 * config/ia64/quadlib.c: Likewise.
11866 * config/ia64/unwind-ia64.c: Likewise.
11867 * config/linux.h: Likewise.
11868 * config/m32c/m32c-lib1.S: Likewise.
11869 * config/m32c/m32c-lib2-trapv.c: Likewise.
11870 * config/m32c/m32c-lib2.c: Likewise.
11871 * config/m32r/initfini.c: Likewise.
11872 * config/m68hc11/larith.asm: Likewise.
11873 * config/m68hc11/m68hc11-crt0.S: Likewise.
11874 * config/m68k/cf.md: Likewise.
11875 * config/m68k/crti.s: Likewise.
11876 * config/m68k/crtn.s: Likewise.
11877 * config/m68k/lb1sf68.asm: Likewise.
11878 * config/m68k/linux-unwind.h: Likewise.
11879 * config/mcore/crti.asm: Likewise.
11880 * config/mcore/crtn.asm: Likewise.
11881 * config/mcore/lib1.asm: Likewise.
11882 * config/mips/linux-unwind.h: Likewise.
11883 * config/mips/loongson.h: Likewise.
11884 * config/mips/mips16.S: Likewise.
11885 * config/mmix/crti.asm: Likewise.
11886 * config/mmix/crtn.asm: Likewise.
11887 * config/pa/fptr.c: Likewise.
11888 * config/pa/hpux-unwind.h: Likewise.
11889 * config/pa/lib2funcs.asm: Likewise.
11890 * config/pa/linux-atomic.c: Likewise.
11891 * config/pa/linux-unwind.h: Likewise.
11892 * config/pa/milli64.S: Likewise.
11893 * config/pa/quadlib.c: Likewise.
11894 * config/pa/stublib.c: Likewise.
11895 * config/picochip/libgccExtras/adddi3.asm: Likewise.
11896 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
11897 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
11898 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
11899 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
11900 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
11901 * config/picochip/libgccExtras/divmod15.asm: Likewise.
11902 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
11903 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
11904 * config/picochip/libgccExtras/longjmp.asm: Likewise.
11905 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
11906 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
11907 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
11908 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
11909 * config/picochip/libgccExtras/setjmp.asm: Likewise.
11910 * config/picochip/libgccExtras/subdi3.asm: Likewise.
11911 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
11912 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
11913 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
11914 * config/rs6000/750cl.h: Likewise.
11915 * config/rs6000/altivec.h: Likewise.
11916 * config/rs6000/biarch64.h: Likewise.
11917 * config/rs6000/crtresfpr.asm: Likewise.
11918 * config/rs6000/crtresgpr.asm: Likewise.
11919 * config/rs6000/crtresxfpr.asm: Likewise.
11920 * config/rs6000/crtresxgpr.asm: Likewise.
11921 * config/rs6000/crtsavfpr.asm: Likewise.
11922 * config/rs6000/crtsavgpr.asm: Likewise.
11923 * config/rs6000/darwin-asm.h: Likewise.
11924 * config/rs6000/darwin-fallback.c: Likewise.
11925 * config/rs6000/darwin-fpsave.asm: Likewise.
11926 * config/rs6000/darwin-ldouble.c: Likewise.
11927 * config/rs6000/darwin-tramp.asm: Likewise.
11928 * config/rs6000/darwin-unwind.h: Likewise.
11929 * config/rs6000/darwin-vecsave.asm: Likewise.
11930 * config/rs6000/darwin-world.asm: Likewise.
11931 * config/rs6000/e500crtres32gpr.asm: Likewise.
11932 * config/rs6000/e500crtres64gpr.asm: Likewise.
11933 * config/rs6000/e500crtres64gprctr.asm: Likewise.
11934 * config/rs6000/e500crtrest32gpr.asm: Likewise.
11935 * config/rs6000/e500crtrest64gpr.asm: Likewise.
11936 * config/rs6000/e500crtresx32gpr.asm: Likewise.
11937 * config/rs6000/e500crtresx64gpr.asm: Likewise.
11938 * config/rs6000/e500crtsav32gpr.asm: Likewise.
11939 * config/rs6000/e500crtsav64gpr.asm: Likewise.
11940 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
11941 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
11942 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
11943 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
11944 * config/rs6000/eabi-ci.asm: Likewise.
11945 * config/rs6000/eabi-cn.asm: Likewise.
11946 * config/rs6000/eabi.asm: Likewise.
11947 * config/rs6000/linux-unwind.h: Likewise.
11948 * config/rs6000/linux64.h: Likewise.
11949 * config/rs6000/paired.h: Likewise.
11950 * config/rs6000/paired.md: Likewise.
11951 * config/rs6000/ppc64-fp.c: Likewise.
11952 * config/rs6000/ppu_intrinsics.h: Likewise.
11953 * config/rs6000/rs6000.h: Likewise.
11954 * config/rs6000/si2vmx.h: Likewise.
11955 * config/rs6000/sol-ci.asm: Likewise.
11956 * config/rs6000/sol-cn.asm: Likewise.
11957 * config/rs6000/spe.h: Likewise.
11958 * config/rs6000/spu2vmx.h: Likewise.
11959 * config/rs6000/sysv4.h: Likewise.
11960 * config/rs6000/tramp.asm: Likewise.
11961 * config/rs6000/vec_types.h: Likewise.
11962 * config/s390/linux-unwind.h: Likewise.
11963 * config/s390/tpf-unwind.h: Likewise.
11964 * config/score/crti.asm: Likewise.
11965 * config/score/crtn.asm: Likewise.
11966 * config/sh/crt1.asm: Likewise.
11967 * config/sh/crti.asm: Likewise.
11968 * config/sh/crtn.asm: Likewise.
11969 * config/sh/divtab-sh4-300.c: Likewise.
11970 * config/sh/divtab-sh4.c: Likewise.
11971 * config/sh/divtab.c: Likewise.
11972 * config/sh/lib1funcs-4-300.asm: Likewise.
11973 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
11974 * config/sh/lib1funcs.asm: Likewise.
11975 * config/sh/lib1funcs.h: Likewise.
11976 * config/sh/linux-atomic.asm: Likewise.
11977 * config/sh/linux-unwind.h: Likewise.
11978 * config/sh/shmedia.h: Likewise.
11979 * config/sh/sshmedia.h: Likewise.
11980 * config/sh/ushmedia.h: Likewise.
11981 * config/sparc/crtfastmath.c: Likewise.
11982 * config/sparc/linux-unwind.h: Likewise.
11983 * config/sparc/sol2-c1.asm: Likewise.
11984 * config/sparc/sol2-ci.asm: Likewise.
11985 * config/sparc/sol2-cn.asm: Likewise.
11986 * config/spu/divmodti4.c: Likewise.
11987 * config/spu/divv2df3.c: Likewise.
11988 * config/spu/float_disf.c: Likewise.
11989 * config/spu/float_unsdidf.c: Likewise.
11990 * config/spu/float_unsdisf.c: Likewise.
11991 * config/spu/float_unssidf.c: Likewise.
11992 * config/spu/mfc_multi_tag_release.c: Likewise.
11993 * config/spu/mfc_multi_tag_reserve.c: Likewise.
11994 * config/spu/mfc_tag_release.c: Likewise.
11995 * config/spu/mfc_tag_reserve.c: Likewise.
11996 * config/spu/mfc_tag_table.c: Likewise.
11997 * config/spu/multi3.c: Likewise.
11998 * config/spu/spu_internals.h: Likewise.
11999 * config/spu/spu_intrinsics.h: Likewise.
12000 * config/spu/spu_mfcio.h: Likewise.
12001 * config/spu/vec_types.h: Likewise.
12002 * config/spu/vmx2spu.h: Likewise.
12003 * config/stormy16/stormy16-lib2.c: Likewise.
12004 * config/svr4.h: Likewise.
12005 * config/sync.c: Likewise.
12006 * config/v850/lib1funcs.asm: Likewise.
12007 * config/vxlib-tls.c: Likewise.
12008 * config/vxlib.c: Likewise.
12009 * config/vxworks-dummy.h: Likewise.
12010 * config/xtensa/crti.asm: Likewise.
12011 * config/xtensa/crtn.asm: Likewise.
12012 * config/xtensa/ieee754-df.S: Likewise.
12013 * config/xtensa/ieee754-sf.S: Likewise.
12014 * config/xtensa/lib1funcs.asm: Likewise.
12015 * config/xtensa/lib2funcs.S: Likewise.
12016 * config/xtensa/linux-unwind.h: Likewise.
12017 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
12018 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
12019 * coretypes.h: Likewise.
12020 * crtstuff.c: Likewise.
12021 * defaults.h: Likewise.
12022 * dwarf2.h: Likewise.
12023 * emutls.c: Likewise.
12024 * gbl-ctors.h: Likewise.
12025 * gcov-io.h: Likewise.
12026 * ginclude/float.h: Likewise.
12027 * ginclude/iso646.h: Likewise.
12028 * ginclude/stdarg.h: Likewise.
12029 * ginclude/stdbool.h: Likewise.
12030 * ginclude/stddef.h: Likewise.
12031 * ginclude/stdfix.h: Likewise.
12032 * ginclude/stdint-gcc.h: Likewise.
12033 * ginclude/tgmath.h: Likewise.
12034 * gthr-aix.h: Likewise.
12035 * gthr-dce.h: Likewise.
12036 * gthr-gnat.c: Likewise.
12037 * gthr-gnat.h: Likewise.
12038 * gthr-lynx.h: Likewise.
12039 * gthr-mipssde.h: Likewise.
12040 * gthr-nks.h: Likewise.
12041 * gthr-posix.c: Likewise.
12042 * gthr-posix.h: Likewise.
12043 * gthr-posix95.h: Likewise.
12044 * gthr-rtems.h: Likewise.
12045 * gthr-single.h: Likewise.
12046 * gthr-solaris.h: Likewise.
12047 * gthr-tpf.h: Likewise.
12048 * gthr-vxworks.h: Likewise.
12049 * gthr-win32.h: Likewise.
12050 * gthr.h: Likewise.
12051 * libgcc2.c: Likewise.
12052 * libgcc2.h: Likewise.
12053 * libgcov.c: Likewise.
12054 * tsystem.h: Likewise.
12055 * typeclass.h: Likewise.
12056 * unwind-c.c: Likewise.
12057 * unwind-compat.h: Likewise.
12058 * unwind-dw2-fde-compat.c: Likewise.
12059 * unwind-dw2-fde-darwin.c: Likewise.
12060 * unwind-dw2-fde-glibc.c: Likewise.
12061 * unwind-dw2-fde.c: Likewise.
12062 * unwind-dw2-fde.h: Likewise.
12063 * unwind-dw2.c: Likewise.
12064 * unwind-dw2.h: Likewise.
12065 * unwind-generic.h: Likewise.
12066 * unwind-pe.h: Likewise.
12067 * unwind-sjlj.c: Likewise.
12068 * unwind.inc: Likewise.
12069 * config/arm/neon-gen.ml: Change generated copyright header to
12070 refer to version 3 of the GNU General Public License with
12071 version 3.1 of the GCC Runtime Library Exception and to point
12072 readers at the COPYING3 and COPYING3.RUNTIME files and the
12073 FSF's license web page.
12074 * config/arm/arm_neon.h: Regenerate.
12076 2009-04-09 Jakub Jelinek <jakub@redhat.com>
12078 * config/cris/cris.md: Change copyright header to refer to version
12079 3 of the GNU General Public License.
12080 * doc/install.texi2html: Change copyright header to refer to version
12081 3 of the GNU General Public License and to point readers at the
12082 COPYING3 file and the FSF's license web page.
12083 * config/vax/linux.h: Likewise.
12085 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12087 * config/i386/i386.md (cmpcc): New.
12088 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
12089 (sync_compare_and_swap_cc*): Delete.
12091 * config/s390/s390.c (s390_compare_emitted): Remove.
12092 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
12093 s390_compare_emitted used to be handled. Assert that modes match.
12094 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
12095 refer to sync_compare_and_swap_ccsi.
12096 * config/s390/s390.h (s390_compare_emitted): Remove.
12097 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
12098 instead of s390_compare_emitted.
12099 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
12100 instead of s390_compare_emitted.
12101 * config/s390/s390.md (cmpcc): New.
12102 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
12103 CC_REGNUM, do not pretend it's set.
12104 (sync_compare_and_swap_cc*): Delete.
12105 * config/s390/predicates.md (cc_reg_operand): New.
12107 * expr.c (sync_compare_and_swap_cc): Delete.
12108 * optabs.h (sync_compare_and_swap_cc): Delete.
12109 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
12110 is being used with can_compare_p.
12111 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
12112 (find_cc_set): New.
12113 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
12114 look for a MODE_CC set instead. Use emit_store_flag.
12115 (expand_compare_and_swap_loop): Likewise, with some additional
12116 complication to avoid a force_reg when useless. Use
12117 emit_cmp_and_jump_insns.
12118 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
12119 * doc/md.texi (sync_compare_and_swap_cc): Merge with
12120 sync_compare_and_swap documentation.
12122 2009-04-09 Jan Hubicka <jh@suse.cz>
12124 * except.c (find_prev_try): Break out from ....
12125 (duplicate_eh_regions): ... here; properly update prev_try pointers
12126 when duplication part of tree.
12127 (dump_eh_tree): Improve dumping.
12128 (verify_eh_region): New.
12129 (verify_eh_tree): Use it.
12131 2009-04-06 Richard Guenther <rguenther@suse.de>
12133 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
12134 &ARRAY addresses by adjusting their types and prepending
12136 * tree-cfg.c (verify_gimple_assign_single): Verify that
12137 addresses are correct.
12139 2009-04-09 Richard Guenther <rguenther@suse.de>
12141 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
12142 indices into an array reference if possible.
12143 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
12144 Fold POINTER_PLUS_EXPR statements with invariant address.
12146 2009-04-09 Alan Modra <amodra@bigpond.net.au>
12149 * config.gcc (powerpc64-*-linux*): Always build biarch.
12151 2009-04-09 Joseph Myers <joseph@codesourcery.com>
12154 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
12155 it and pedwarn if this results in an INTEGER_CST.
12157 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12159 * doc/install.texi: Update minimum GMP version. Remove obsolete
12160 text in MPFR section.
12162 2009-04-08 Jakub Jelinek <jakub@redhat.com>
12164 * dwarf2out.c (class_scope_p): New static inline.
12165 (class_or_namespace_scope_p): Use it.
12166 (gen_variable_die): Use DW_TAG_member tag for static data member
12167 declarations instead of DW_TAG_variable.
12169 PR middle-end/39573
12170 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
12173 2009-04-08 Richard Guenther <rguenther@suse.de>
12175 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
12176 valueize random data.
12178 2009-04-08 David Edelsohn <edelsohn@gnu.org>
12180 * config.gcc (aix tm_file): Add aix-stdint.h.
12181 (aix tm clause use_gcc_stdint): Set to wrap.
12182 * config/rs6000/aix-stdint.h: New file.
12184 2009-04-08 Richard Guenther <rguenther@suse.de>
12186 PR middle-end/36291
12187 * tree-dfa.c (add_referenced_var): Do not recurse into
12188 global initializers.
12189 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
12191 (fold_const_aggregate_ref): Likewise.
12193 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12195 * recog.c (ordered_comparison_operator): New.
12196 * gensupport.c (std_preds): Add it.
12197 * doc/md.texi (Machine-Independent Predicates): Document it.
12199 2009-04-08 Jan Hubicka <jh@suse.cz>
12201 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
12202 * function.h (rtl_eh): Remove exception_handler_label_map.
12203 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
12204 remove_exception_handler_label, for_each_eh_label_1): Remove.
12205 (rtl_remove_unreachable_regions): Remove.
12206 (convert_from_eh_region_ranges): Do not remove unreachable regions.
12207 (find_exception_handler_labels): Don't build the hashtable.
12208 (maybe_remove_eh_handler): Remove.
12209 (for_each_eh_label): Rewrite to walk the tree.
12210 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
12211 * except.h (maybe_remove_eh_handler): Remove.
12212 * passes.c (init_optimization_passes): Schedule second EH cleanup
12214 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
12215 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
12217 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12219 * genoutput.c (validate_optab_operands): New.
12220 (gen_insn, gen_expand): Call it.
12222 * genflags.c (gen_insn): Detect misused iterators.
12223 (main): Pass line_no to gen_insn, exit with status 1 on error.
12225 * genextract.c (line_no): Make global.
12226 (VEC_safe_set_locstr): Change assertion to error message.
12227 (main): Exit with status 1 on error.
12229 2009-04-08 Joseph Myers <joseph@codesourcery.com>
12233 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
12234 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
12235 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
12236 * c-convert.c (convert): Do not call fold on results of conversion
12237 functions when the result is a C_MAYBE_CONST_EXPR.
12238 * c-parser.c (c_parser_postfix_expression): Do not fold condition
12239 of __builtin_choose_expr.
12240 * c-typeck.c (remove_c_maybe_const_expr): New.
12241 (build_unary_op, build_conditional_expr, build_compound_expr,
12242 build_binary_op, c_objc_common_truthvalue_conversion): Call
12243 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
12246 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
12248 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
12249 CODE to produce a new one. Add a prototype to use fold_convert_const
12251 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
12254 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
12255 mix declarations and code.
12257 2009-04-08 Ben Elliston <bje@au.ibm.com>
12259 * gcc.c: Replace `CC' with `GCC' throughout.
12261 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
12263 * doc/invoke.texi: Document Atom support.
12265 2009-04-07 Jason Merrill <jason@redhat.com>
12268 * c-common.h, c-common.c: Add flag_pretty_templates.
12269 * c-opts.c (c_common_handle_option): Set it.
12270 * c.opt: Add -fno-pretty-templates.
12271 * doc/invoke.texi (C++ Dialect Options): Likewise.
12273 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
12275 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
12276 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
12277 (ia64_expand_builtin): Likewise.
12279 2009-04-07 Martin Jambor <mjambor@suse.cz>
12281 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
12282 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
12283 ADDR_EXPRS are include too.
12285 2009-04-07 Richard Guenther <rguenther@suse.de>
12287 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
12288 decls are only used if passes as parameters or if they are
12289 local statics and the call is not to a builtin.
12290 (call_may_clobber_ref_p_1): Likewise.
12292 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12294 * expr.c (do_store_flag): Remove last argument. Simplify code
12295 to avoid duplication of tests already done by can_compare_p.
12296 (expand_expr_real_1): Adjust caller.
12298 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12300 * optabs.c (can_compare_p): Test the predicate of a
12301 cbranch and cstore pattern.
12303 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12305 * expr.c (convert_move): Use emit_store_flag instead of
12308 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12310 * config/i386/i386.c (ix86_compare_emitted): Remove.
12311 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
12312 ix86_compare_op0 like ix86_compare_emitted used to be handled.
12313 * config/i386/i386.h (ix86_compare_emitted): Remove.
12314 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
12315 instead of ix86_compare_emitted.
12316 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
12318 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
12320 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
12321 Add t-sysroot-suffix to tmake_file.
12322 * config/print-sysroot-suffix.sh: New file.
12323 * config/t-sysroot-suffix: New file.
12325 2009-04-07 Ben Elliston <bje@au.ibm.com>
12327 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
12328 as the latter produces a warning when the target does not support
12331 2009-04-07 Ben Elliston <bje@au.ibm.com>
12333 * dfp.c: Replace type punning assignments with memcpy throughout.
12334 * Makefile.in (dfp.o-warn): Remove.
12336 2009-04-07 Alan Modra <amodra@bigpond.net.au>
12339 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
12340 Include soft-fp/t-softfp after rs6000/t-linux64.
12342 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
12344 * stor-layout.c (set_sizetype): Use the full precision of their
12345 machine mode for bitsize types.
12347 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
12349 * config/i386/i386.md: Revert 2 accidental checkins.
12351 2009-04-06 Joey Ye <joey.ye@intel.com>
12352 Xuepeng Guo <xuepeng.guo@intel.com>
12353 H.J. Lu <hongjiu.lu@intel.com>
12355 Atom pipeline model, tuning and insn selection.
12356 * config.gcc (atom): Add atom config options and target.
12358 * config/i386/atom.md: New.
12360 * config/i386/i386.c (atom_cost): New cost.
12361 (m_ATOM): New macro flag.
12362 (initial_ix86_tune_features): Set m_ATOM.
12363 (x86_accumulate_outgoing_args): Likewise.
12364 (x86_arch_always_fancy_math_387): Likewise.
12365 (processor_target): Add Atom cost.
12366 (cpu_names): Add Atom cpu name.
12367 (override_options): Set Atom ISA.
12368 (ix86_issue_rate): New case PROCESSOR_ATOM.
12369 (ix86_adjust_cost): Likewise.
12371 * config/i386/i386.h (TARGET_ATOM): New target macro.
12372 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
12373 (TARGET_OPT_AGU): New target option.
12374 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
12375 (processor_type): Add PROCESSOR_ATOM.
12377 * config/i386/i386.md (cpu): Add new value "atom".
12378 (use_carry, movu): New attr.
12379 (atom.md): Include atom.md.
12380 (adddi3_carry_rex64): Set attr "use_carry".
12381 (addqi3_carry): Likewise.
12382 (addhi3_carry): Likewise.
12383 (addsi3_carry): Likewise.
12384 (*addsi3_carry_zext): Likewise.
12385 (subdi3_carry_rex64): Likewise.
12386 (subqi3_carry): Likewise.
12387 (subhi3_carry): Likewise.
12388 (subsi3_carry): Likewise.
12389 (x86_movdicc_0_m1_rex64): Likewise.
12390 (*x86_movdicc_0_m1_se): Likewise.
12391 (x86_movsicc_0_m1): Likewise.
12392 (*x86_movsicc_0_m1_se): Likewise.
12393 (*adddi_1_rex64): Emit add insn as much as possible.
12394 (*addsi_1): Likewise.
12395 (return_internal): Set atom_unit.
12396 (return_internal_long): Likewise.
12397 (return_pop_internal): Likewise.
12398 (*rcpsf2_sse): Set atom_sse_attr attr.
12399 (*qrt<mode>2_sse): Likewise.
12400 (*prefetch_sse): Likewise.
12402 * config/i386/i386-c.c (ix86_target_macros_internal): New case
12404 (ix86_target_macros_internal): Likewise.
12406 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
12407 (*prefetch_sse_rex): Likewise.
12408 (sse_rcpv4sf2): Likewise.
12409 (sse_vmrcpv4sf2): Likewise.
12410 (sse_sqrtv4sf2): Likewise.
12411 (<sse>_vmsqrt<mode>2): Likewise.
12412 (sse_ldmxcsr): Likewise.
12413 (sse_stmxcsr): Likewise.
12414 (*sse_sfence): Likewise.
12415 (sse2_clflush): Likewise.
12416 (*sse2_mfence): Likewise.
12417 (*sse2_lfence): Likewise.
12418 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
12419 (<sse>_movup<ssemodesuffixf2c>): Likewise.
12420 (avx_movdqu<avxmodesuffix>): Likewise.
12421 (avx_lddqu<avxmodesuffix>): Likewise.
12422 (sse2_movntv2di): Change attr "type" to "ssemov".
12423 (sse2_movntsi): Likewise.
12424 (rsqrtv8sf2): Change attr "type" to "sseadd".
12425 (sse3_addsubv2df3): Set attr "atom_unit".
12426 (sse3_h<plusminus_insn>v4sf3): Likewise.
12427 (*sse2_pmaddwd): Likewise.
12428 (*vec_extractv2di_1_rex64): Likewise.
12429 (*vec_extractv2di_1_avx): Likewise.
12430 (sse2_psadbw): Likewise.
12431 (ssse3_phaddwv8hi3): Likewise.
12432 (ssse3_phaddwv4hi3): Likewise.
12433 (ssse3_phadddv4si3): Likewise.
12434 (ssse3_phadddv2si3): Likewise.
12435 (ssse3_phaddswv8hi3): Likewise.
12436 (ssse3_phaddswv4hi3): Likewise.
12437 (ssse3_phsubwv8hi3): Likewise.
12438 (ssse3_phsubwv4hi3): Likewise.
12439 (ssse3_phsubdv4si3): Likewise.
12440 (ssse3_phsubdv2si3): Likewise.
12441 (ssse3_phsubswv8hi3): Likewise.
12442 (ssse3_phsubswv4hi3): Likewise.
12443 (ssse3_pmaddubsw128): Likewise.
12444 (sse3_pmaddubsw: Likewise.
12445 (ssse3_palignrti): Likewise.
12446 (ssse3_palignrdi): Likewise.
12448 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
12450 * doc/install.texi (Specific): Fix two cross-references to MinGW.
12452 2009-04-06 Richard Guenther <rguenther@suse.de>
12454 PR tree-optimization/28868
12455 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
12456 of which PHI results we inserted.
12457 (insert_into_preds_of_block): Record inserted PHIs.
12458 (eliminate): Eliminate redundant PHI nodes.
12459 (init_pre): Init inserted_phi_names.
12461 2009-04-06 Richard Guenther <rguenther@suse.de>
12463 PR tree-optimization/39643
12464 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
12465 IMAGPART_EXPRs of complex constants.
12466 (execute_fold_all_builtins): If we folded a call queue
12467 TODO_update_address_taken.
12469 2009-04-06 Jan Hubicka <jh@suse.cz>
12471 PR middle-end/39659
12472 * except.c (remove_unreachable_regions): Propagate may_contain_throw
12475 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
12477 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
12479 (ic_invalidate_array): Likewise.
12481 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
12483 * calls.c (emit_library_call_value_1): Fix a problem with parameter
12484 alignment for library calls.
12486 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
12488 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
12489 (mingw32 tm clause use_gcc_stdint): Set to wrap.
12490 * config/i386/mingw-stdint.h: New file.
12492 2009-04-05 Richard Guenther <rguenther@suse.de>
12494 PR tree-optimization/39648
12495 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
12496 our &A vs. &A[0] IL deficiencies.
12498 2009-04-04 Jan Hubicka <jh@suse.cz>
12500 * except.c (sjlj_find_directly_reachable_regions): Be ready for
12501 removed toplevel regions.
12502 (sjlj_mark_call_sites): Likewise.
12504 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
12506 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
12507 (cygwin tm clause use_gcc_stdint): Set to wrap.
12508 * config/i386/cygwin-stdint.h: New file.
12510 2009-04-04 Richard Guenther <rguenther@suse.de>
12512 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
12513 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
12514 single-argument PHIs if we are in loop-closed SSA form.
12515 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
12516 for the pre-condition.
12517 (slpeel_tree_peel_loop_to_edge): Likewise.
12518 (vect_build_loop_niters): Take an optional sequence to append stmts.
12519 (vect_generate_tmps_on_preheader): Likewise.
12520 (vect_do_peeling_for_loop_bound): Take extra guards for the
12522 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
12523 the cost model check.
12524 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
12525 guards if we are going to peel. Do not apply versioning in that case.
12526 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
12527 (vect_do_peeling_for_loop_bound): Likewise.
12528 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
12529 loop bound only record extra pre-conditions, do not apply loop
12532 2009-04-04 Richard Guenther <rguenther@suse.de>
12534 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
12537 2009-04-04 Jan Hubicka <jh@suse.cz>
12539 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
12540 last_basic_block for size of bb->index indexed array.
12541 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
12542 compute_out, link_btr_uses, build_btr_def_use_webs,
12543 build_btr_def_use_webs, migrate_btr_defs): Likewise.
12545 2009-04-04 Jan Hubicka <jh@suse.cz>
12547 * except.c (remove_eh_handler_and_replace): Break out from ...
12548 (remove_eh_handler): ... here.
12549 (bring_to_root): New function.
12550 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
12551 handled ones, bring others to root of tree.
12553 2009-04-04 Jan Hubicka <jh@suse.cz>
12555 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
12556 (all_phis_safe_to_merge): New function.
12557 (update_info): New structure.
12558 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
12559 (cleanup_empty_eh): Update SSA if possible.
12561 2009-04-04 Richard Guenther <rguenther@suse.de>
12563 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
12564 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
12565 (append_vuse): Likewise.
12567 2009-04-04 Jakub Jelinek <jakub@redhat.com>
12569 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
12570 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
12571 instead of REG_UNSAVED for DW_CFA_undefined.
12572 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
12573 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
12576 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
12579 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
12580 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
12581 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
12583 2009-04-04 Richard Guenther <rguenther@suse.de>
12585 PR tree-optimization/8781
12586 PR tree-optimization/37892
12587 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
12588 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
12589 (valueize_refs): Call it for *& valueizations.
12590 (shared_reference_ops_from_ref): Rename to ...
12591 (valueize_shared_reference_ops_from_ref): ... this and valueize.
12592 (shared_reference_ops_from_call): Rename to ...
12593 (valueize_shared_reference_ops_from_call): ... this and valueize.
12594 (vn_reference_lookup): Update.
12595 (visit_reference_op_call): Likewise.
12596 * tree-ssa-pre.c (phi_translate_1): Fold *&.
12597 (eliminate): Value-replace the call address in call statements.
12599 2009-04-04 Richard Guenther <rguenther@suse.de>
12601 PR tree-optimization/39636
12602 * tree-ssa-forwprop.c
12603 (forward_propagate_addr_into_variable_array_index): Check for
12604 GIMPLE_ASSIGN before accessing the rhs code.
12606 2009-04-03 Jason Merrill <jason@redhat.com>
12608 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
12610 2009-04-03 Steve Ellcey <sje@cup.hp.com>
12612 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
12613 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
12614 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
12615 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
12616 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
12617 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
12618 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
12619 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
12620 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
12621 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
12622 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
12623 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
12624 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
12625 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
12626 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
12627 Use fr_reg_or_fp01_operand instead of fr_register_operand
12629 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
12630 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
12631 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
12633 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
12635 PR rtl-optimization/39607
12636 PR rtl-optimization/39631
12640 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
12641 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
12642 instead of DF_LR_OUT.
12643 * ira-lives.c (process_bb_node_lives): Ditto.
12644 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
12645 instead of DF_LR_{OUT,IN}.
12646 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
12647 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
12649 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
12651 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
12652 (execute_lower_omp): Always run but take the short way out if -fopenmp
12654 (gate_lower_omp): Remove, forcing the pass manager to always run the
12655 pass and always set PROP_gimple_lomp.
12656 (pass_lower_omp): Remove gate function.
12657 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
12658 PROP_trees. Instead, require it.
12659 * ipa-cp.c (pass_ipa_cp): Likewise.
12660 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
12661 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
12662 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
12663 and PROP_gimple_leh.
12665 2009-04-03 Richard Guenther <rguenther@suse.de>
12667 PR middle-end/13146
12668 PR tree-optimization/23940
12669 PR tree-optimization/33237
12670 PR middle-end/33974
12671 PR middle-end/34093
12672 PR tree-optimization/36201
12673 PR tree-optimization/36230
12674 PR tree-optimization/38049
12675 PR tree-optimization/38207
12676 PR tree-optimization/38230
12677 PR tree-optimization/38301
12678 PR tree-optimization/38585
12679 PR middle-end/38895
12680 PR tree-optimization/38985
12681 PR tree-optimization/39299
12682 * tree-ssa-structalias.h: Remove.
12683 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
12684 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
12685 (struct vuse_element_d): Remove.
12686 (struct vuse_vec_d): Likewise.
12687 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
12688 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
12689 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
12690 VUSE_ELEMENT_VAR): Likewise.
12691 (struct voptype_d): Likewise.
12692 (NUM_VOP_FREE_BUCKETS): Likewise.
12693 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
12694 (struct stmt_operands_d): Remove.
12695 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
12696 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
12697 VDEF_NUM, VDEF_VECT): Likewise.
12698 (copy_virtual_operands): Remove.
12699 (operand_build_cmp): Likewise.
12700 (create_ssa_artificial_load_stmt): Likewise.
12701 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
12702 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
12703 vuse_index and mayuse_index members. Pack and move done and iter_type
12704 members to the front.
12705 (SSA_OP_VMAYUSE): Remove.
12706 (SSA_OP_VIRTUAL_USES): Adjust.
12707 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
12708 (unlink_stmt_vdef): Declare.
12709 (add_to_addressable_set): Remove.
12710 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
12711 (vrp_visit_stmt): Likewise.
12712 * doc/tree-ssa.texi (Alias analysis): Update.
12713 * doc/invoke.texi (max-aliased-vops): Remove docs.
12714 (avg-aliased-vops): Likewise.
12715 * tree-into-ssa.c (syms_to_rename): Remove.
12716 (need_to_update_vops_p): Likewise.
12717 (need_to_initialize_update_ssa_p): Rename to ...
12718 (update_ssa_initialized_fn): ... this. Track function we are
12720 (symbol_marked_for_renaming): Simplify.
12721 (add_new_name_mapping): Do not set need_to_update_vops_p.
12722 (dump_currdefs): Use SYMS_TO_RENAME.
12723 (rewrite_update_stmt): Always walk all uses/defs.
12724 (dump_update_ssa): Adjust.
12725 (init_update_ssa): Take function argument. Track what we are
12727 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
12728 (create_new_def_for): Initialize for cfun, assert we are initialized
12730 (mark_sym_for_renaming): Simplify.
12731 (mark_set_for_renaming): Do not initialize update-ssa.
12732 (need_ssa_update_p): Simplify. Take function argument.
12733 (name_mappings_registered_p): Assert we ask for the correct function.
12734 (name_registered_for_update_p): Likewise.
12735 (ssa_names_to_replace): Likewise.
12736 (release_ssa_name_after_update_ssa): Likewise.
12737 (update_ssa): Likewise. Use SYMS_TO_RENAME.
12738 (dump_decl_set): Do not print a newline.
12739 (debug_decl_set): Do it here.
12740 (dump_update_ssa): And here.
12741 * tree-ssa-loop-im.c (move_computations): Adjust.
12742 (movement_possibility): Likewise.
12743 (determine_max_movement): Likewise.
12744 (gather_mem_refs_stmt): Likewise.
12745 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
12746 or NAME_MEMORY_TAG.
12747 * tree-complex.c (update_all_vops): Remove.
12748 (expand_complex_move): Adjust.
12749 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
12750 Simplify test for memory referencing statement. Exclude
12751 non-invariant ADDR_EXPRs.
12752 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
12753 * tree-loop-distribution.c (generate_memset_zero): Adjust.
12754 (rdg_flag_uses): Likewise.
12755 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
12757 (tree_optimize_tail_calls_1): Also split the
12758 edge from the entry block if we have degenerate PHI nodes in
12759 the first basic block.
12760 * tree.c (init_ttree): Remove memory-tag related code.
12761 (tree_code_size): Likewise.
12762 (tree_node_structure): Likewise.
12763 (build7_stat): Re-write to be build6_stat.
12764 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
12765 (SSA_VAR_P): Adjust.
12766 (struct tree_memory_tag): Remove.
12767 (struct tree_memory_partition_tag): Likewise.
12768 (union tree_node): Adjust.
12769 (build7): Re-write to be build6.
12770 * tree-pass.h (pass_reset_cc_flags): Remove.
12771 (TODO_update_address_taken): New flag.
12772 (pass_simple_dse): Remove.
12773 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
12774 * params.h (MAX_ALIASED_VOPS): Remove.
12775 (AVG_ALIASED_VOPS): Likewise.
12776 * omp-low.c (expand_omp_taskreg): Update SSA form.
12777 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
12778 aliases the lhs in a copy stmt.
12779 * tree-ssa-dse.c (struct address_walk_data): Remove.
12780 (memory_ssa_name_same): Likewise.
12781 (memory_address_same): Likewise.
12782 (get_kill_of_stmt_lhs): Likewise.
12783 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
12784 unused stores. Look through PHI nodes into post-dominated regions.
12785 (dse_optimize_stmt): Simplify. Properly remove stores.
12786 (tree_ssa_dse): Compute dominators.
12787 (execute_simple_dse): Remove.
12788 (pass_simple_dse): Likewise.
12789 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
12790 gimple_loaded_syms and gimple_stored_syms computation.
12791 * toplev.c (dump_memory_report): Dump alias and pta stats.
12792 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
12793 (vn_reference_eq): Likewise.
12794 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
12795 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
12796 valueize_vuses): Remove.
12797 (get_def_ref_stmt_vuses): Simplify. Rename to ...
12798 (get_def_ref_stmt_vuse): ... this.
12799 (vn_reference_lookup_2): New function.
12800 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
12801 walking equivalent vuses. Simplify.
12802 (vn_reference_lookup): Likewise.
12803 (vn_reference_insert): Likewise.
12804 (vn_reference_insert_pieces): Likewise.
12805 (visit_reference_op_call): Simplify.
12806 (visit_reference_op_load): Likewise.
12807 (visit_reference_op_store): Likewise.
12808 (init_scc_vn): Remove shared_lookup_vuses initialization.
12809 (free_scc_vn): Remove shared_lookup_vuses freeing.
12810 (sort_vuses, sort_vuses_heap): Remove.
12811 (get_ref_from_reference_ops): Export.
12812 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
12813 vector with single vuse pointer.
12814 (vn_reference_lookup_pieces, vn_reference_lookup,
12815 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
12816 (shared_vuses_from_stmt): Remove.
12817 (get_ref_from_reference_ops): Declare.
12818 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
12819 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
12820 memory-tag related code.
12821 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
12822 (likely_value): Add comment, skip static-chain of call statements.
12823 (surely_varying_stmt_p): Adjust.
12824 (gimplify_and_update_call_from_tree): Likewise.
12825 (execute_fold_all_builtins): Do not rebuild alias info.
12826 (gimplify_and_update_call_from_tree): Properly update VOPs.
12827 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
12828 (copy_ref_info): Remove memory-tag related code.
12829 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
12830 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
12831 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
12833 * tree-ssa-dom.c (gimple_p): Remove typedef.
12834 (eliminate_redundant_computations): Adjust.
12835 (record_equivalences_from_stmt): Likewise.
12836 (avail_expr_hash): Likewise.
12837 (avail_expr_eq): Likewise.
12838 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
12839 (stmt_makes_single_load): Likewise.
12840 (stmt_makes_single_store): Likewise.
12841 * tree-ssa-alias.c: Rewrite completely.
12842 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
12843 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
12844 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
12845 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
12846 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
12847 Remove public functions.
12848 (pass_reset_cc_flags): Remove.
12849 (pass_build_alias): Move ...
12850 * tree-ssa-structalias.c (pass_build_alias): ... here.
12851 * tree-ssa-alias.c (may_be_aliased): Move ...
12852 * tree-flow-inline.h (may_be_aliased): ... here.
12853 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
12854 count_uses_and_derefs): Move ...
12855 * gimple.c: ... here.
12856 * gimple.h (count_uses_and_derefs): Declare.
12857 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
12858 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
12859 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
12860 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
12861 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
12862 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
12863 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
12865 * tree-dfa.c (refs_may_alias_p): Move ...
12866 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
12867 * tree-ssa-alias.h: New file.
12868 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
12869 (statement_sink_location): Likewise.
12870 * opts.c (decode_options): Do not adjust max-aliased-vops or
12871 avg-aliased-vops values.
12872 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
12873 (TV_CALL_CLOBBER): Likewise.
12874 (TV_FLOW_SENSITIVE): Likewise.
12875 (TV_FLOW_INSENSITIVE): Likewise.
12876 (TV_MEMORY_PARTITIONING): Likewise.
12877 (TV_ALIAS_STMT_WALK): New timevar.
12878 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
12879 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
12880 (get_address_description): Remove memory-tag related code.
12881 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
12882 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
12883 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
12884 and immediate uses in statements. Document.
12885 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
12886 (dump_symbols): Remove.
12887 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
12888 * alias.c (get_deref_alias_set): New function split out from ...
12889 (get_alias_set): ... here.
12890 * alias.h (get_deref_alias_set): Declare.
12891 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
12892 type parameter. Remove restrict pointer handling. Create a
12893 ref-all pointer in case type-based alias sets do not conflict.
12894 (vect_analyze_data_refs): Remove SMT related code.
12895 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
12896 (vectorizable_load): Likewise.
12897 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
12898 (DR_SYMBOL_TAG, DR_VOPS): Remove.
12899 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
12900 Ignore vops and SMTs.
12901 (dr_analyze_alias): Likewise..
12902 (free_data_ref): Likewise.
12903 (create_data_ref): Likewise.
12904 (analyze_all_data_dependences): Likewise.
12905 (get_references_in_stmt): Adjust.
12906 * tree-flow-inline.h (gimple_aliases_computed_p,
12907 gimple_addressable_vars, gimple_call_clobbered_vars,
12908 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
12909 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
12910 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
12911 gimple_mem_ref_stats): Remove.
12912 (gimple_vop): New function.
12913 (op_iter_next_use): Remove vuses and mayuses cases.
12914 (op_iter_next_def): Remove vdefs case.
12915 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
12916 (clear_and_done_ssa_iter): Do not set removed fields.
12917 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
12918 Assert we are not iterating over vuses or vdefs if not also
12919 iterating over uses or defs.
12920 (op_iter_init_use): Likewise.
12921 (op_iter_init_def): Likewise.
12922 (op_iter_next_vdef): Remove.
12923 (op_iter_next_mustdef): Likewise.
12924 (op_iter_init_vdef): Likewise.
12925 (compare_ssa_operands_equal): Likewise.
12926 (link_use_stmts_after): Handle vuse operand.
12927 (is_call_used): Use is_call_clobbered.
12928 (is_call_clobbered): Global variables are always call clobbered,
12929 query the call-clobbers bitmap.
12930 (mark_call_clobbered): Ignore global variables.
12931 (clear_call_clobbered): Likewise.
12932 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
12933 virtual operands sanity check.
12934 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
12936 (TARGET_MEM_REF): Remove TMR_TAG operand.
12937 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
12938 Remove call-clobber related code.
12939 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
12940 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
12941 partitions or escape reason.
12942 (get_single_def_stmt, get_single_def_stmt_from_phi,
12943 get_single_def_stmt_with_phi): Remove.
12944 (dump_referenced_vars): Tidy.
12945 (get_ref_base_and_extent): Allow bare decls.
12946 (collect_dfa_stats): Adjust.
12947 * graphite.c (rename_variables_in_stmt): Adjust.
12948 (graphite_copy_stmts_from_block): Likewise.
12949 (translate_clast): Likewise.
12950 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
12952 (translate_vuse_through_block): Use the oracle.
12953 (phi_translate_1): Adjust.
12954 (value_dies_in_block_x): Use the oracle. Cache the outcome
12956 (valid_in_sets): Check if the VUSE for
12957 a REFERENCE is available.
12958 (eliminate): Do not remove stmts during elimination,
12959 instead queue and remove them afterwards.
12960 (do_pre): Do not rebuild alias info.
12961 (pass_pre): Run TODO_rebuild_alias before PRE.
12962 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
12963 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
12964 (mark_all_v_defs_stmt): Remove.
12965 (mark_all_v_defs_seq): Adjust.
12966 (sra_replace): Likewise.
12967 (scalarize_use): Likewise.
12968 (scalarize_copy): Likewise.
12969 (scalarize_init): Likewise.
12970 (scalarize_ldst): Likewise.
12971 (todoflags): Remove.
12972 (tree_sra): Do not rebuild alias info.
12973 (tree_sra_early): Adjust.
12974 (pass_sra): Run TODO_update_address_taken before SRA.
12975 * tree-predcom.c (set_alias_info): Remove.
12976 (prepare_initializers_chain): Do not call it.
12977 (mark_virtual_ops_for_renaming): Adjust.
12978 (mark_virtual_ops_for_renaming_list): Remove.
12979 (initialize_root_vars): Adjust.
12980 (initialize_root_vars_lm): Likewise.
12981 (prepare_initializers_chain): Likewise.
12982 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
12983 (may_propagate_copy_into_stmt): Likewise.
12984 (merge_alias_info): Do nothing for now.
12985 (propagate_tree_value_into_stmt): Adjust.
12986 (stmt_may_generate_copy): Likewise.
12987 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
12988 not mark symbols for renaming.
12989 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
12990 with the same statement, make sure to update the new pointed-to one.
12991 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
12992 call statements, do not mark symbols for renaming.
12993 (mark_operand_necessary): Dump something.
12994 (ref_may_be_aliased): New function.
12995 (mark_aliased_reaching_defs_necessary_1): New helper function.
12996 (mark_aliased_reaching_defs_necessary): Likewise.
12997 (mark_all_reaching_defs_necessary_1): Likewise.
12998 (mark_all_reaching_defs_necessary): Likewise.
12999 (propagate_necessity): Do not process virtual PHIs. For
13000 non-aliased loads mark all reaching definitions as necessary.
13001 For aliased loads and stores mark the immediate dominating
13002 aliased clobbers as necessary.
13003 (visited): New global static.
13004 (perform_tree_ssa_dce): Free visited bitmap after propagating
13006 (remove_dead_phis): Perform simple dead virtual PHI removal.
13007 (remove_dead_stmt): Properly unlink virtual operands when
13009 (eliminate_unnecessary_stmts): Schedule PHI removal after
13011 * tree-ssa-ter.c (is_replaceable_p): Adjust.
13012 (process_replaceable): Likewise.
13013 (find_replaceable_in_bb): Likewise.
13014 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
13015 based on the single gimple vop.
13016 (verify_flow_insensitive_alias_info): Remove.
13017 (verify_flow_sensitive_alias_info): Likewise.
13018 (verify_call_clobbering): Likewise.
13019 (verify_memory_partitions): Likewise.
13020 (verify_alias_info): Likewise.
13021 (verify_ssa): Adjust..
13022 (execute_update_addresses_taken): Export. Update SSA
13023 manually. Optimize only when optimizing. Use a local bitmap.
13024 (pass_update_address_taken): Remove TODO_update_ssa, add
13026 (pass_update_address_taken): Just use TODO_update_address_taken.
13027 (init_tree_ssa): Do not initialize addressable_vars.
13028 (verify_ssa): Verify new VUSE / VDEF properties.
13029 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
13030 Do not call verify_alias_info.
13031 (delete_tree_ssa): Clear the VUSE, VDEF operands.
13032 Do not free the loaded and stored syms bitmaps. Reset the escaped
13033 and callused solutions. Do not free addressable_vars.
13034 Remove memory-tag related code.
13035 (warn_uninitialized_var): Aliases are always available.
13036 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
13037 * lambda-code.c (can_put_in_inner_loop): Adjust.
13038 (can_put_after_inner_loop): Likewise.
13039 (perfect_nestify): Likewise.
13040 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
13041 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
13042 (vectorizable_conversion): Do not mark symbols for renaming.
13043 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
13044 (expand_call_inline): Unlink the calls virtual operands before
13046 (tree_function_versioning): Do not call update_ssa if we are not
13047 updating clones. Simplify.
13048 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
13049 (propagate_with_phi): Likewise..
13050 * tree-outof-ssa.c (create_temp): Remove memory tag and call
13051 clobber code. Assert we are not aliased or global.
13052 * tree-flow.h: Include tree-ssa-alias.h
13053 (enum escape_type): Remove.
13054 (struct mem_sym_stats_d): Likewise.
13055 (struct mem_ref_stats_d): Likewise.
13056 (struct gimple_df): Add vop member. Remove global_var,
13057 call_clobbered_vars, call_used_vars, addressable_vars,
13058 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
13059 escaped and callused members.
13060 (struct ptr_info_def): Remove all members, add points-to solution
13062 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
13063 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
13064 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
13065 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
13066 (tree-ssa-alias.o): Likewise.
13067 (toplev.o): Add tree-ssa-alias.h
13068 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
13069 * gimple.c (gimple_set_bb): Fix off-by-one error.
13070 (is_gimple_reg): Do not handle memory tags.
13071 (gimple_copy): Also copy virtual operands.
13072 Delay updating the statement. Do not reset loaded and stored syms.
13073 (gimple_set_stored_syms): Remove.
13074 (gimple_set_loaded_syms): Likewise.
13075 (gimple_call_copy_skip_args): Copy the virtual operands
13076 and mark the new statement modified.
13077 * tree-ssa-structalias.c (may_alias_p): Remove.
13078 (set_uids_in_ptset): Take the alias set to prune with as
13079 parameter. Fold in the alias test of may_alias_p.
13080 (compute_points_to_sets): Compute whether a ptr is dereferenced
13081 in a local sbitmap.
13082 (process_constraint): Deal with &ANYTHING on the lhs, reject all
13083 other ADDRESSOF constraints on the lhs.
13084 (get_constraint_for_component_ref): Assert that we don't get
13085 ADDRESSOF constraints from the base of the reference.
13086 Properly generate UNKNOWN_OFFSET for DEREF if needed.
13087 (struct variable_info): Remove collapsed_to member.
13088 (get_varinfo_fc): Remove.
13089 (new_var_info): Do not set collapsed_to.
13090 (dump_constraint): Do not follow cycles.
13091 (dump_constraint_graph): Likewise.
13092 (build_pred_graph): Likewise.
13093 (build_succ_graph): Likewise.
13094 (rewrite_constraints): Likewise.
13095 (do_simple_structure_copy): Remove.
13096 (do_rhs_deref_structure_copy): Remove.
13097 (do_lhs_deref_structure_copy): Remove.
13098 (collapse_rest_of_var): Remove.
13099 (do_structure_copy): Re-implement.
13100 (pta_stats): New global variable.
13101 (dump_pta_stats): New function.
13102 (struct constraint_expr): Make offset signed.
13103 (UNKNOWN_OFFSET): Define special value.
13104 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
13105 (solution_set_expand): New helper function split out from ...
13106 (do_sd_constraint): ... here.
13107 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
13108 (do_ds_constraint): Likewise.
13109 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
13110 and CALLUSED = *CALLUSED.
13111 (set_union_with_increment): Make inc argument signed.
13112 (type_safe): Remove.
13113 (get_constraint_for_ptr_offset): Handle unknown and negative
13115 (first_vi_for_offset): Handle offsets before start. Bail
13116 out early for offsets beyond the variable extent.
13117 (first_or_preceding_vi_for_offset): New function.
13118 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
13119 Together with ESCAPED = *ESCAPED this properly computes reachability.
13120 (find_what_var_points_to): New function.
13121 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
13122 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
13123 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
13124 pt_solutions_intersect): New functions.
13125 (compute_call_used_vars): Remove.
13126 (compute_may_aliases): New main entry into PTA computation.
13127 * gimple.h (gimple_p): New typedef.
13128 (struct gimple_statement_base): Remove references_memory_p.
13129 (struct gimple_statement_with_memory_ops_base): Remove
13130 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
13132 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
13133 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
13134 gimple_set_references_memory): Remove.
13135 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
13136 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
13138 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
13139 (verify_expr): Allow RESULT_DECL.
13140 (gimple_duplicate_bb): Do not copy virtual operands.
13141 (gimple_duplicate_sese_region): Adjust.
13142 (gimple_duplicate_sese_tail): Likewise.
13143 (mark_virtual_ops_in_region): Remove.
13144 (move_sese_region_to_fn): Do not call it.
13145 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
13146 and pass_simple_dse.
13147 (execute_function_todo): Handle TODO_update_address_taken,
13148 call execute_update_addresses_taken for TODO_rebuild_alias.
13149 (execute_todo): Adjust.
13150 (execute_one_pass): Init dump files early.
13151 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
13153 (create_general_new_stmt): Clear vops.
13154 * tree-ssa-reassoc.c (get_rank): Adjust.
13155 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
13156 symbols for renaming.
13157 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
13158 (PARAM_AVG_ALIASED_VOPS): Likewise.
13159 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
13160 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
13161 * tree-ssa-operands.c: Simplify for new virtual operand representation.
13162 (operand_build_cmp, copy_virtual_operands,
13163 create_ssa_artificial_load_stmt, add_to_addressable_set,
13164 gimple_add_to_addresses_taken): Remove public functions.
13165 (unlink_stmt_vdef): New function.
13167 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13169 * config.gcc (powerpc-*-linux*): Merge variants.
13171 2009-04-02 Chao-ying Fu <fu@mips.com>
13172 James Grosbach <james.grosbach@microchip.com>
13174 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
13175 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
13177 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
13178 keep_interrupts_masked_p, use_debug_exception_return_p.
13179 (mips_attribute_table): Add interrupt, use_shadow_register_set,
13180 keep_interrupts_masked, use_debug_exception_return.
13181 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
13182 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
13184 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
13185 (mips_print_operand): Process COP0 registers to print $0 .. $31
13186 correctly for GAS to process.
13187 (mips_interrupt_extra_call_saved_reg_p): New function.
13188 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
13190 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
13191 (mips_compute_frame_info): Add supports for interrupt context that
13192 includes doubleword accumulators and COP0 registers.
13193 (mips_for_each_saved_acc): New function.
13194 (mips_for_each_saved_gpr_and_fpr): Change the function name from
13195 mips_for_each_saved_reg.
13196 (mips_save_reg): Save accumulators.
13197 (mips_kernel_reg_p): A new for_each_rtx callback.
13198 (mips_expand_prologue): Support interrupt handlers.
13199 (mips_restore_reg): Restore accumulators.
13200 (mips_expand_epilogue): Support interrupt handlers.
13201 (mips_can_use_return_insn): Return false for interrupt handlers.
13202 (mips_epilogue_uses): New function.
13203 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
13204 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
13205 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
13206 cop0_move): New instructions.
13207 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
13208 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
13210 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
13212 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
13213 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
13214 interrupt handlers, we use K0 as the temporary register.
13215 (EPILOGUE_USES): Change to a function call.
13216 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
13217 handlers, we use K0 as the temporary register.
13219 * doc/extend.texi (Function Attributes): Document interrupt,
13220 use_shadow_register_set, keep_interrupts_masked,
13221 use_debug_exception_return for MIPS attributes.
13223 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13225 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
13226 Remove a number of t-files from tmake_file.
13227 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
13228 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
13229 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
13230 target_prototype, not TARGET_PROTOTYPE.
13231 (LINK_OS_GNU_SPEC): Define.
13232 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
13233 and darwin-ldoubdle.c.
13235 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
13238 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
13239 (cpp_options): Ditto.
13240 (default_compilers): Ditto.
13241 (display_help): Ditto.
13242 (process_command): Ditto.
13243 (do_spec_1): Ditto.
13244 (set_input): Use lbasename instead of duplicate code.
13245 (save_temps_prefix): New static for -save-temps=obj.
13246 (save_temps_length): Ditto.
13248 * doc/invoke.texi (-save-temps=obj): Document new variant to
13249 -save-temps switch.
13251 2009-04-02 Jeff Law <law@redhat.com>
13253 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
13256 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
13258 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
13259 * configure: Regenerated.
13261 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13263 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
13264 share the argument list.
13266 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13270 2009-02-12 Diego Novillo <dnovillo@google.com>
13272 * varpool.c (debug_varpool): New.
13273 * cgraph.h (debug_varpool): Declare.
13275 2009-04-02 Jan Hubicka <jh@suse.cz>
13277 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
13280 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
13282 * config/i386/i386.c (ix86_abi): Move initialization to ...
13283 (override_options): Here.
13285 2009-04-02 Christian Bruel <christian.bruel@st.com>
13287 * config/sh/sh.c (sh_dwarf_register_span): New function.
13288 (TARGET_DWARF_REGISTER_SPAN): Define.
13289 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
13291 2009-04-02 Ira Rosen <irar@il.ibm.com>
13293 PR tree-optimization/39595
13294 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
13295 interleaved loads group is not greater than the SLP group size.
13297 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13299 * builtins.c (is_builtin_name): New.
13300 (called_as_built_in): Use is_builtin_name.
13301 * tree.h (is_builtin_name): New.
13302 * varasm.c (incorporeal_function_p): Use is_builtin_name
13304 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
13306 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
13308 2009-04-02 Dodji Seketeli <dodji@redhat.com>
13311 * c-decl.c (clone_underlying_type): Move this ...
13312 * c-common.c (set_underlying_type): ... here.
13313 Also, make sure the function properly sets TYPE_STUB_DECL() on
13314 the newly created typedef variant type.
13315 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
13316 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
13319 2009-04-02 Richard Guenther <rguenther@suse.de>
13321 PR tree-optimization/37221
13322 * tree-flow.h (degenerate_phi_result): Declare.
13323 * tree-ssa-dom.c (degenerate_phi_result): Export.
13324 * tree-scalar-evolution.c (analyze_initial_condition): If
13325 the initial condition is defined by a degenerate PHI node
13326 use the degenerate value.
13328 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
13330 PR rtl-optimization/39588
13331 * combine.c (merge_outer_ops): Do not set the constant when this
13333 (simplify_shift_const_1): Do not modify it either in this case.
13335 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
13337 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
13338 tuning is deprecated if -mtune value is set to an Itanium1 variant.
13340 2009-04-01 Janis Johnson <janis187@us.ibm.com>
13343 * c-lex.c (interpret_float): Default (no suffix) is double.
13345 2009-04-1 Xinliang David Li <davidxl@google.com>
13347 * config/i386/i386.c (legitimate_constant_p): Recognize
13348 all one vector constant.
13350 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13352 * config/vax/vax.c: Add #includes to silence warnings.
13353 Change #include order to silence two warnings.
13355 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13357 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
13358 (ASM_SPEC): Pass -k to the assembler for PIC code.
13360 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13362 * config.gcc: Add vax-*-linux* to the switch.
13363 * config/vax/linux.h: New file. (TARGET_VERSION,
13364 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
13366 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13368 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
13369 Use predicate macros instead of GET_CODE() == foo.
13370 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
13371 ashlsi3, rotrsi3, <unnamed>): Likewise.
13373 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13375 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
13376 jbbccihi, jbbccisi): Remova trailing whitespace.
13377 * config/vax/constraints.md: Likewise.
13378 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
13379 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
13380 * config/vax/predicates.md: Likewise.
13381 * config/vax/vax.c (print_operand_address, vax_output_int_move,
13382 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
13383 * config/vax/vax.h: Likewise.
13384 * config/vax/vax.md (nonlocal_goto): Likewise.
13386 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13388 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
13389 (indirectable_address_p, adjacent_operands_p): Add spaces around
13391 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
13393 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13395 * config/vax/vax.c (legitimate_constant_address_p,
13396 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
13397 index_term_p, reg_plus_index_p, legitimate_address_p,
13398 vax_mode_dependent_address_p): Update comments to match functions
13399 modified by the recent int->bool conversion.
13401 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13403 * config/vax/builtins.md: Update copyright message.
13404 * config/vax/constraints.md: Likewise.
13405 * config/vax/netbsd-elf.h: Likewise.
13406 * config/vax/predicates.md: Likewise.
13407 * config/vax/vax-protos.h: Likewise.
13408 * config/vax/vax.c: Likewise.
13409 * config/vax/vax.h: Likewise.
13410 * config/vax/vax.md: Likewise.
13411 * config/vax/vax.opt: Likewise.
13413 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13415 * config/vax/builtins.md (ffssi2, ffssi2_internal,
13416 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
13417 * config/vax/constraints.md (B, R): Likewise.
13418 * config/vax/predicates.md (external_memory_operand,
13419 nonimmediate_addsub_di_operand): Likewise.
13420 * config/vax/vax.c (vax_output_int_add): Likewise.
13421 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
13422 untyped_call): Likewise.
13424 2009-04-01 Matt Thomas <matt@3am-software.com>
13426 * config/vax/predicates.md: New file.
13427 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
13428 external_const_operand, nonsymbolic_operand, external_memory_operand,
13429 indirect_memory_operand, indexed_memory_operand,
13430 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
13431 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
13433 * config/vax/constraints.md: New file.
13434 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
13436 * config/vax/builtins.md: New file.
13437 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
13438 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
13440 * config/vax/vax.opt (mqmath): Add option.
13441 * config/vax/vax.md (isfx): Extend with DI.
13442 (VAXintQH, VAXintQHSD): Define.
13443 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
13444 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
13445 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
13446 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
13447 (movdi): Update constraints and use vax_output_int_move().
13448 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
13449 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
13450 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
13451 nonlocal_goto): New.
13452 (mov<mode>): Extend accepted operand types.
13453 (subdi3_old): Rename from subdi3, change update constraints and use
13454 a new implementation.
13455 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
13456 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
13457 MOVE_RATIO, CLEAR_RATIO): Define.
13458 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
13459 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
13460 (PRINT_OPERAND): Redefine using a function instead of inlined code.
13461 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
13462 (split_quadword_operands): Make static and really allow variable
13464 (print_operand_address): Update for PIC generation.
13465 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
13466 indexable_address_p, fixup_mathdi_operand,
13467 vax_expand_addsub_di_operands, adjacent_operands_p): New.
13468 (vax_float_literal, legitimate_constant_p,
13469 indirectable_constant_address_p, index_term_p,
13470 reg_plus_index_p): Return bool instead of int.
13471 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
13473 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
13475 (vax_output_conditional_branch): Indent.
13476 (legitimate_constant_address_p, indirectable_constant_address_p,
13477 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
13478 vax_mode_dependent_address_p): Return bool instead of int, update for
13480 * config/vax/vax-protos.h (legitimate_constant_address_p,
13481 legitimate_constant_p, legitimate_address_p,
13482 vax_mode_dependent_address_p): Change declaration to bool.
13483 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
13484 vax_expand_addsub_di_operands, vax_output_int_subtract,
13485 vax_output_movmemsi): Declare.
13486 (split_quadword_operands, vax_float_literal): Delete declaration.
13487 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
13488 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
13489 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
13490 ASM_OUTPUT_DWARF_PCREL): Define.
13491 (ASM_SPEC): Change definition to allow PIC generation.
13493 2009-04-01 Steve Ellcey <sje@cup.hp.com>
13495 * doc/sourcebuild.texi: Update front-end requirements.
13497 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13500 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
13501 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
13502 (booldi3_internal3): Use boolean_or_operator instead of
13505 2009-04-01 Joseph Myers <joseph@codesourcery.com>
13508 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
13509 declarator whose size is not an integer constant expression but
13510 folds to an integer constant, then treat it as a constant
13513 2009-04-01 Richard Guenther <rguenther@suse.de>
13515 * fold-const.c (fold_plusminus_mult_expr): Do not fold
13516 i * 4 + 2 to (i * 2 + 1) * 2.
13518 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13521 * c-parser.c (c_parser_asm_statement): Skip until close paren and
13522 return if c_parser_asm_string_literal returned NULL.
13524 2009-04-01 Nick Clifton <nickc@redhat.com>
13526 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
13528 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
13529 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
13530 other typedefs to avoid conflicts with libgcc2.c. Define labels
13531 to gain 16-bit bit-manipulation functions from libgcc2.c and then
13533 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
13534 to gain 16-bit trapping arithmetic functions from libgcc2.c and
13537 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
13539 * varasm.c (default_function_rodata_section): Declare DOT as
13542 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
13543 Andrey Galkin <agalkin@hypercom.com>
13546 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
13547 Make object_name unique for each process.
13549 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13552 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
13553 addressable variables in the parallel that could go out of scope while
13554 running queued tasks.
13556 2009-04-01 Anatoly Sokolov <aesok@post.ru>
13558 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
13559 (CASE_VALUES_THRESHOLD): Redefine.
13560 * config/avr/avr.c (avr_override_options): Remove initialization of
13561 avr_case_values_threshold variable.
13562 (avr_case_values_threshold): Remove variable. Add new function.
13563 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
13564 * config/avr/avr.opt (mno-tablejump): Remove option.
13565 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
13567 2009-04-01 DJ Delorie <dj@redhat.com>
13569 * varasm.c (default_function_rodata_section): Don't assume
13570 anything about where the first '.' in the section name is.
13572 2009-04-01 Alan Modra <amodra@bigpond.net.au>
13574 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
13575 rs6000_emit_stack_tie.
13577 2009-03-31 Ian Lance Taylor <iant@google.com>
13579 * tree-eh.c (tree_remove_unreachable_handlers): Compare
13580 gimple_code with GIMPLE_RESX, not RESX.
13582 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13584 * c-common.c (c_get_ident): New.
13585 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
13587 2009-04-01 Ben Elliston <bje@au.ibm.com>
13589 * config/rs6000/sysv4.opt (msdata): Improve option description.
13591 2009-03-31 Steve Ellcey <sje@cup.hp.com>
13593 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
13594 (divdf3_internal_lat): Remove.
13595 (divxf3_internal_lat): Remove.
13596 (divxf3_internal_thr): Remove.
13597 (divxf): Use divxf3_internal.
13598 * config/ia64/div.md (divsf3_internal_lat): New.
13599 (divdf3_internal_lat): New.
13600 (divxf3_internal): New.
13602 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13605 * Makefile.in (USE_GCC_STDINT): Define.
13606 (stmp-int-hdrs): Install stdint.h if applicable.
13607 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
13609 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
13610 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
13611 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
13612 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13613 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13614 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13615 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13616 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13617 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13618 (c_common_nodes_and_builtins): Initialize
13619 underlying_wchar_type_node. Do not initialize
13620 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
13621 nodes for new types.
13622 (c_stddef_cpp_builtins): Define macros for new types.
13623 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
13625 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
13626 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
13627 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
13628 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
13629 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
13630 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
13631 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
13632 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
13633 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
13634 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
13635 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
13636 int16_type_node, int32_type_node, int64_type_node,
13637 uint8_type_node, uint16_type_node, c_uint32_type_node,
13638 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
13639 int_least32_type_node, int_least64_type_node,
13640 uint_least8_type_node, uint_least16_type_node,
13641 uint_least32_type_node, uint_least64_type_node,
13642 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
13643 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
13644 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
13645 uintptr_type_node): Define.
13646 * c-cppbuiltin.c (builtin_define_constants,
13647 builtin_define_type_minmax): New.
13648 (builtin_define_stdint_macros): Define more macros.
13649 (c_cpp_builtins): Define more limit macros.
13650 (type_suffix): New.
13651 (builtin_define_type_max): Define in terms of
13652 builtin_define_type_minmax. Remove is_long parameter. All
13654 * config.gcc (use_gcc_stdint): Define.
13655 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
13656 Add newlib-stdint.h for generic targets.
13657 * config/glibc-stdint.h, config/newlib-stdint.h,
13658 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
13659 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
13660 * config/score/score.h (UINTPTR_TYPE): Define.
13661 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
13662 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
13663 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13664 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13665 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13666 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13667 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13668 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13669 * config/spu/spu.h (STDINT_LONG32): Define.
13670 * configure.ac (use_gcc_stdint): Substitute.
13671 * configure: Regenerate.
13672 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
13673 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
13674 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
13675 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
13676 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
13677 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
13678 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
13679 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
13680 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
13681 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
13682 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
13683 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
13684 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
13685 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
13686 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
13687 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
13688 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
13689 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
13690 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
13691 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
13692 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
13693 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
13694 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
13695 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13696 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13697 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13698 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13699 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13700 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
13702 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
13704 * loop-iv.c (suitable_set_for_replacement): Renamed from
13705 simplify_using_assignment; changed to return bool and to accept new
13706 args DEST and SRC. Return true iff we find a source/destination pair
13707 that can be used to make a replacement, and fill SRC and DEST if so.
13708 Remove arg ALTERED. Don't deal with altered regs here. All callers
13710 (simplify_using_initial_values): Deal with altered regs here and track
13711 more precisely the effect they have on the validity of our expression.
13713 * loop-iv.c (simplify_using_condition): A condition of the form
13714 (EQ REG CONST) can be used to simply make a substitution.
13715 (simplify_using_initial_values): Keep track of conditions we have seen
13716 and keep using them to simplify new expressions, while applying the
13717 same substitutions to them as to the expression.
13719 * simplify-rtx.c (simplify_relational_operation_1): Simplify
13720 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
13723 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
13724 changed. Use this when trying to improve the upper bound.
13725 Generate the comparison by using simplify_gen_relational.
13727 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
13729 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
13731 (simplify_using_assignment, simplify_using_initial_values): Call
13732 replace_in_expr to make replacements. Call replace_single_def_regs
13733 once on the initial version of the expression.
13735 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13738 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
13740 2009-03-31 Richard Guenther <rguenther@suse.de>
13742 PR middle-end/31029
13743 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
13744 equality comparisons. Fold C - X CMP X if C % 2 == 1.
13746 2009-03-31 Richard Guenther <rguenther@suse.de>
13748 * tree.h (div_if_zero_remainder): Declare.
13749 * fold-const.c (div_if_zero_remainder): Export.
13750 * tree-ssa-forwprop.c
13751 (forward_propagate_addr_into_variable_array_index): Handle
13752 constant array index addition outside of the variable index.
13754 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13757 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
13758 define_splits, floatunssi<mode>2): Require x87 conversions from
13759 DImode to be permitted.
13761 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13763 PR preprocessor/15638
13764 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
13766 2009-03-31 Richard Guenther <rguenther@suse.de>
13768 PR middle-end/23401
13769 PR middle-end/27810
13770 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
13771 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
13772 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
13773 a separate statement.
13774 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
13775 (lookup_tmp_var): Likewise.
13776 (is_gimple_formal_tmp_or_call_rhs): Remove.
13777 (is_gimple_reg_or_call_rhs): Rename to ...
13778 (is_gimple_reg_rhs_or_call): ... this.
13779 (is_gimple_mem_or_call_rhs): Rename to ...
13780 (is_gimple_mem_rhs_or_call): ... this.
13781 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
13782 DECL_GIMPLE_REG_P only if is_formal is true.
13783 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
13784 for non-proper post-modify expression gimplification.
13785 (gimplify_self_mod_expr): For post-modify expressions gimplify
13786 the lvalue to a minimal lvalue.
13787 (rhs_predicate_for): Remove formal temp case.
13788 (gimplify_modify_expr_rhs): Likewise.
13789 (gimplify_addr_expr): Use is_gimple_reg.
13790 (gimplify_expr): Remove formal temp cases.
13791 (gimple_regimplify_operands): Likewise.
13792 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
13793 and FILTER_EXPR like constants.
13794 * gimple.c (walk_gimple_op): Fix val_only initialization, use
13796 (is_gimple_formal_tmp_rhs): Remove.
13797 (is_gimple_reg_rhs): Remove special casing.
13798 (is_gimple_mem_rhs): Fix.
13799 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
13800 (is_gimple_formal_tmp_var): Remove.
13801 (is_gimple_formal_tmp_reg): Likewise.
13802 (is_gimple_min_lval): Allow invariant component ref parts.
13803 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
13804 is_gimple_formal_tmp_reg): Remove declarations.
13805 * tree-cfg.c (verify_expr): Verify that variables with address
13806 taken do not have DECL_GIMPLE_REG_P set.
13807 * tree-mudflap.c (mf_build_check_statement_for): Use
13808 force_gimple_operand instead of gimplify_expr.
13810 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
13812 * modulo-sched.c (sms_schedule_by_order): Pass the actual
13813 schedulable rows to compute_split_row.
13815 2009-03-31 Ben Elliston <bje@au.ibm.com>
13818 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
13821 2009-03-31 Alan Modra <amodra@bigpond.net.au>
13823 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
13824 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
13825 * configure: Regenerate.
13826 * config.in: Regenerate.
13827 * config/rs6000/rs6000.opt (mtls-markers): Add.
13828 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
13829 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
13830 (tls_ld_aix, tls_ld_sysv): Likewise.
13831 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
13832 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
13834 2009-03-31 Alan Modra <amodra@bigpond.net.au>
13836 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
13838 2009-03-30 Jan Hubicka <jh@suse.cz>
13840 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
13842 (tree_remove_unreachable_handlers): Cleanup EH predecestor
13843 detection and label handling.
13845 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13847 * ira-int.h (ira_allocno): Rename left_conflicts_num to
13848 left_conflicts_size.
13849 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
13850 ALLOCNO_LEFT_CONFLICTS_SIZE.
13852 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
13853 remove_allocno_from_bucket_and_push,
13854 allocno_spill_priority_compare, push_allocnos_to_stack,
13855 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
13856 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
13857 (setup_allocno_left_conflicts_num): Ditto. Rename to
13858 setup_allocno_left_conflicts_size.
13859 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
13860 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
13861 setup_allocno_left_conflicts_size instead of
13862 setup_allocno_left_conflicts_num.
13864 * ira-build.c (ira_create_allocno): Use
13865 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
13866 ALLOCNO_LEFT_CONFLICTS_NUM.
13868 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13870 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
13871 instead of DF_LR_OUT.
13873 * ira-lives.c (process_bb_node_lives): Ditto.
13875 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
13876 instead of DF_LR_{OUT,IN}.
13878 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
13880 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
13882 2009-03-30 Jan Hubicka <jh@suse.cz>
13884 * except.c (label_to_region_map): Fix thinko.
13886 2009-03-30 Steve Ellcey <sje@cup.hp.com>
13888 PR middle-end/38237
13889 * tree.h (tree_find_value): New declaration.
13890 * tree.c (tree_find_value): New function.
13891 * varasm.c (assemble_external): Avoid duplicate entries on lists.
13893 2009-03-30 Jakub Jelinek <jakub@redhat.com>
13896 * c-decl.c (struct c_binding): Add locus field.
13897 (bind): Add locus argument, set locus field from it.
13898 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
13899 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
13900 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
13901 implicitly_declare, undeclared_variable, lookup_label,
13902 declare_label, c_make_fname_decl, c_builtin_function,
13903 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
13906 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
13909 * config/i386/i386.c (classify_argument): Check total size of
13912 2009-03-30 Martin Jambor <mjambor@suse.cz>
13914 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
13915 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
13916 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
13919 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
13920 seen_variable_array_ref while also traversing a union.
13922 * tree-inline.c (optimize_inline_calls): Do not call
13923 cgraph_node_remove_callees.
13924 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
13925 (pass_remove_cgraph_callee_edges): New variable.
13926 * passes.c (init_optimization_passes): Add
13927 pass_remove_cgraph_callee_edges after early inlining and before all
13928 late intraprocedural passes.
13930 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
13932 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13934 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
13935 Fix typos in names.
13937 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13939 * combine.c (simplify_comparison): Use have_insn_for.
13940 * dojump.c (do_jump): Likewise.
13942 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13944 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
13945 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
13946 sparc_compare_op0 like sparc_compare_emitted used to be handled.
13947 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
13948 instead of sparc_compare_emitted.
13949 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
13950 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
13951 instead of sparc_compare_emitted.
13953 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13955 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
13956 enter/exit cfglayout mode.
13957 (pass_partition_block): Require it.
13958 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
13959 (combine_instructions): Track basic blocks instead of labels.
13960 (update_cfg_for_uncondjump): New.
13961 (try_combine): Use it. Update jumps after rescanning.
13962 (pass_combine): Require PROP_cfglayout.
13963 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
13965 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13967 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
13968 Provide/destroy PROP_cfglayout respectively.
13969 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
13970 * tree-pass.h (PROP_cfglayout): New.
13972 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13974 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
13975 fold_convert_const_fixed_from_fixed,
13976 fold_convert_const_fixed_from_int,
13977 fold_convert_const_fixed_from_real, fold_negate_const): Do not
13978 set TREE_CONSTANT_OVERFLOW.
13979 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
13980 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
13982 2009-03-30 Ira Rosen <irar@il.ibm.com>
13984 * tree-vect-loop-manip.c: New file.
13985 * tree-vectorizer.c: Update documentation and included files.
13986 (vect_loop_location): Make extern.
13987 (rename_use_op): Move to tree-vect-loop-manip.c
13988 (rename_variables_in_bb, rename_variables_in_loop,
13989 slpeel_update_phis_for_duplicate_loop,
13990 slpeel_update_phi_nodes_for_guard1,
13991 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
13992 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
13993 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
13994 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
13995 find_loop_location): Likewise.
13996 (new_stmt_vec_info): Move to tree-vect-stmts.c.
13997 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
13998 get_vectype_for_scalar_type, vect_is_simple_use,
13999 supportable_widening_operation, supportable_narrowing_operation):
14001 (bb_in_loop_p): Move to tree-vect-loop.c.
14002 (new_loop_vec_info, destroy_loop_vec_info,
14003 reduction_code_for_scalar_code, report_vect_op,
14004 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
14005 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
14006 (vect_supportable_dr_alignment): Likewise.
14007 * tree-vectorizer.h (tree-data-ref.h): Include.
14008 (vect_loop_location): Declare.
14009 Reorganize function declarations according to the new file structure.
14010 * tree-vect-loop.c: New file.
14011 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
14012 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
14013 * tree-vect-data-refs.c: New file.
14014 * tree-vect-patterns.c (timevar.h): Don't include.
14015 * tree-vect-stmts.c: New file.
14016 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
14017 tree-vect-slp.c, tree-vect-loop.c.
14018 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
14019 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
14020 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
14021 (tree-vect-analyze.o): Remove.
14022 (tree-vect-transform.o): Likewise.
14023 (tree-vect-data-refs.o): Add rule.
14024 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
14025 tree-vect-slp.o): Likewise.
14026 (tree-vect-patterns.o): Remove redundant dependencies.
14027 (tree-vectorizer.o): Likewise.
14028 * tree-vect-slp.c: New file.
14030 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14032 * optc-gen.awk: Warn if an option flag has multiple different
14035 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
14037 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
14038 -floop-block): Document dependences on PPL, CLooG and Graphite.
14040 2009-03-30 Joseph Myers <joseph@codesourcery.com>
14042 PR rtl-optimization/323
14043 * c-common.c (c_fully_fold, convert_and_check,
14044 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
14045 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
14046 * c-common.def (EXCESS_PRECISION_EXPR): New.
14047 * c-cppbuiltin.c (builtin_define_float_constants): Define
14048 constants with enough digits for long double.
14049 * c-lex.c (interpret_float): Interpret constant with excess
14050 precision where appropriate.
14051 * c-opts.c (c_common_post_options): Set
14052 flag_excess_precision_cmdline. Give an error for
14053 -fexcess-precision=standard for C++ for processors where the
14054 option is significant.
14055 * c-parser.c (c_parser_conditional_expression): Handle excess
14056 precision in condition.
14057 * c-typeck.c (convert_arguments): Handle arguments with excess
14059 (build_unary_op): Move excess precision outside operation.
14060 (build_conditional_expr): Likewise.
14061 (build_compound_expr): Likewise.
14062 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
14063 (build_modify_expr): Handle excess precision in RHS.
14064 (convert_for_assignment): Handle excess precision in converted
14066 (digest_init, output_init_element, process_init_element): Handle
14067 excess precision in initializer.
14068 (c_finish_return): Handle excess precision in return value.
14069 (build_binary_op): Handle excess precision in operands and add
14070 excess precision as needed for operation.
14071 * common.opt (-fexcess-precision=): New option.
14072 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
14073 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
14074 For standard excess precision, output explicit conversion to and
14075 truncation from XFmode.
14076 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
14077 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
14078 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
14079 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
14080 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
14081 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
14082 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
14083 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
14084 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
14085 define_splits, sqrt<mode>2): Disable where appropriate for
14086 standard excess precision.
14087 * convert.c (convert_to_real): Do not shorten arithmetic to type
14088 for which excess precision would be used.
14089 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
14090 * doc/invoke.texi (-fexcess-precision=): Document option.
14091 (-mfpmath=): Correct index entry.
14092 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
14093 flag_excess_precision): New.
14094 * langhooks.c (lhd_post_options): Set
14095 flag_excess_precision_cmdline.
14096 * opts.c (common_handle_option): Handle -fexcess-precision=.
14097 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
14098 init_excess_precision): New.
14099 (lang_dependent_init_target): Call init_excess_precision.
14100 * tree.c (excess_precision_type): New.
14101 * tree.h (excess_precision_type): Declare.
14103 2009-03-30 Joseph Myers <joseph@codesourcery.com>
14106 * c-typeck.c (build_component_ref): Do not copy qualifiers from
14107 non-lvalue to component.
14109 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14111 PR preprocessor/34695
14112 * Makefile.in (c-opts.o): Depend on c-tree.h.
14113 * c-common.c: Move down include of diagnostic.h.
14114 (done_lexing, c_cpp_error): New.
14115 * c-common.h (done_lexing): Declare.
14116 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
14118 * c-opts.c: Include c-tree.h.
14119 (c_common_init_options): Set preprocessor error callback.
14120 (c_common_handle_option): Do not set preprocessor
14121 inhibit_warnings, warnings_are_errors, warn_system_headers,
14122 pedantic_errors or inhibit_warnings flags.
14123 (c_common_post_options): Do not check cpp_errors (parse_in).
14124 (c_common_finish): Do not output dependencies if there were
14125 errors. Do not check return value of cpp_finish.
14126 * c-ppoutput.c (pp_file_change): Set input_location.
14127 * c-tree.h (c_cpp_error): Declare.
14128 * diagnostic.c (diagnostic_set_info_translated): Also initialize
14130 (diagnostic_build_prefix): Check override_column.
14131 * diagnostic.h (diagnostic_info): Add override_column field.
14132 (diagnostic_override_column): Define.
14134 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
14136 * c-common.c (c_expand_expr, c_staticp): Remove.
14137 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
14138 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
14139 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
14140 * c-gimplify.c (gimplify_compound_literal_expr,
14141 optimize_compound_literals_in_ctor): Remove.
14142 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
14143 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
14144 * c-semantics.c (emit_local_var): Remove.
14146 * langhooks-def.h (lhd_expand_expr): Remove.
14147 * langhooks.c (lhd_expand_expr): Remove.
14148 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
14150 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
14151 handling from c-semantics.c; don't call into langhook.
14152 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
14153 * gimplify.c (gimplify_compound_literal_expr,
14154 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
14155 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
14156 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
14157 as was done in c-gimplify.c.
14158 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
14159 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
14160 Move from c-common.h.
14161 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
14163 * tree.c (staticp): Do not call langhook.
14164 * langhooks.c (lhd_staticp): Delete.
14165 * langhooks-def.h (lhd_staticp): Delete prototype.
14166 (LANG_HOOKS_STATICP): Delete.
14167 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
14169 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
14170 instead of DECL_STMTs.
14172 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14180 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
14182 (fold_call_expr): Return a NOP_EXPR from folding rather than the
14183 contained expression.
14184 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
14185 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
14186 conditional expressions for C.
14187 (decl_constant_value_for_optimization): Move from
14188 decl_constant_value_for_broken_optimization in c-typeck.c. Check
14189 whether optimizing and that the expression is a VAR_DECL not of
14190 array type instead of doing such checks in the caller. Do not
14191 check pedantic. Call gcc_unreachable for C++.
14192 * c-common.def (C_MAYBE_CONST_EXPR): New.
14193 * c-common.h (c_fully_fold, c_save_expr,
14194 decl_constant_value_for_optimization): New prototypes.
14195 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
14196 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
14197 EXPR_INT_CONST_OPERANDS): Define.
14198 * c-convert.c (convert): Strip nops from expression.
14199 * c-decl.c (groktypename): Take extra parameters expr and
14200 expr_const_operands. Update call to grokdeclarator.
14201 (start_decl): Update call to grokdeclarator. Add statement for
14202 expressions used in type of decl.
14203 (grokparm): Update call to grokdeclarator.
14204 (push_parm_decl): Update call to grokdeclarator.
14205 (build_compound_literal): Add parameter non_const and build a
14206 C_MAYBE_COSNT_EXPR if applicable.
14207 (grokdeclarator): Take extra parameters expr and
14208 expr_const_operands. Track expressions used in declaration
14209 specifiers and declarators. Fold array sizes and track whether
14210 they are constant expressions and whether they are integer
14211 constant expressions.
14212 (parser_xref_tag): Set expr and expr_const_operands fields in
14214 (grokfield): Update call to grokdeclarator.
14215 (start_function): Update call to grokdeclarator.
14216 (build_null_declspecs): Set expr and expr_const_operands fields in
14218 (declspecs_add_type): Handle expressions in typeof specifiers.
14219 * c-parser.c (c_parser_declspecs): Set expr and
14220 expr_const_operands fields for declaration specifiers.
14221 (c_parser_enum_specifier): Likewise.
14222 (c_parser_struct_or_union_specifier): Likewise.
14223 (c_parser_typeof_specifier): Likewise. Update call to
14224 groktypename. Fold expression as needed. Return expressions with
14225 type instead of adding statements.
14226 (c_parser_attributes): Update calls to c_parser_expr_list.
14227 (c_parser_statement_after_labels): Fold expression before passing
14228 to objc_build_throw_stmt.
14229 (c_parser_condition): Fold expression.
14230 (c_parser_asm_operands): Fold expression.
14231 (c_parser_conditional_expression): Use c_save_expr. Update call
14232 to build_conditional_expr.
14233 (c_parser_alignof_expression): Update call to groktypename.
14234 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
14235 original_code. Fold expression argument of va_arg. Create
14236 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
14237 argument to va_arg. Update calls to groktypename. Fold array
14238 index for offsetof. Verify that first argument to
14239 __builtin_choose_expr has integer type.
14240 (c_parser_postfix_expression_after_paren_type): Update calls to
14241 groktypename and build_compound_literal. Handle expressions with
14242 side effects in type name.
14243 (c_parser_postfix_expression_after_primary): Update call to
14244 c_parser_expr_list. Set original_code for calls to
14245 __builtin_constant_p.
14246 (c_parser_expr_list): Take extra parameter fold_p. Fold
14247 expressions if requested.
14248 (c_parser_objc_type_name): Update call to groktypename.
14249 (c_parser_objc_synchronized_statement): Fold expression.
14250 (c_parser_objc_receiver): Fold expression.
14251 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
14252 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
14253 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
14254 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
14255 (struct c_typespec): Add elements expr and expr_const_operands.
14256 (struct c_declspecs): Add elements expr and expr_const_operands.
14257 (groktypename, build_conditional_expr, build_compound_literal):
14259 (in_late_binary_op): Declare.
14260 * c-typeck.c (note_integer_operands): New function.
14261 (in_late_binary_op): New variable.
14262 (decl_constant_value_for_broken_optimization): Move to c-common.c
14263 and rename to decl_constant_value_for_optimization.
14264 (default_function_array_conversion): Do not strip nops.
14265 (default_conversion): Do not call
14266 decl_constant_value_for_broken_optimization.
14267 (build_array_ref): Do not fold result.
14268 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
14269 result when operand is a VLA.
14270 (c_expr_sizeof_type): Update call to groktypename. Handle
14271 expressions included in type name. Use C_MAYBE_CONST_EXPR for
14272 result when operand names a VLA type.
14273 (build_function_call): Update call to build_compound_literal.
14274 Only fold result for calls to __builtin_* functions. Strip
14275 NOP_EXPR from INTEGER_CST returned from such functions. Fold
14276 the function designator.
14277 (convert_arguments): Fold arguments. Update call to
14278 convert_for_assignment.
14279 (build_unary_op): Handle increment and decrement of
14280 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
14281 decrement earlier. Fold operand of increment and decrement.
14282 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
14283 built for integer operand. Wrap returns that are INTEGER_CSTs
14284 without being integer constant expressions or that have integer
14285 constant operands without being INTEGER_CSTs.
14286 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
14287 (build_conditional_expr): Add operand ifexp_bcp. Track whether
14288 result is an integer constant expression or can be used in
14289 unevaluated parts of one and avoid folding and wrap as
14290 appropriate. Fold operands before possibly doing -Wsign-compare
14292 (build_compound_expr): Wrap result for C99 if operands can be used
14293 in integer constant expressions.
14294 (build_c_cast): Update call to digest_init. Do not ignore
14295 overflow from casting floating-point constants to integers. Wrap
14296 results that could be confused with integer constant expressions,
14297 null pointer constants or floating-point constants.
14298 (c_cast_expr): Update call to groktypename. Handle expressions
14299 included in type name.
14300 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
14301 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
14302 Update calls to convert_for_assignment.
14303 (convert_for_assignment): Take new parameter
14304 null_pointer_constant. Do not strip nops or call
14305 decl_constant_value_for_broken_optimization. Set
14306 in_late_binary_op for conversions to boolean.
14307 (store_init_value): Update call to digest_init.
14308 (digest_init): Take new parameter null_pointer_constant. Do not
14309 call decl_constant_value_for_broken_optimization. pedwarn for
14310 initializers not constant expressions. Update calls to
14311 convert_for_assignment.
14312 (constructor_nonconst): New.
14313 (struct constructor_stack): Add nonconst element.
14314 (really_start_incremental_init, push_init_level, pop_init_level):
14315 Handle constructor_nonconst and nonconst element.
14316 (set_init_index): Call constant_expression_warning for array
14318 (output_init_element): Fold value. Set constructor_nonconst as
14319 applicable. pedwarn for initializers not constant expressions.
14320 Update call to digest_init. Call constant_expression_warning
14321 where constant initializers are required.
14322 (process_init_element): Use c_save_expr.
14323 (c_finish_goto_ptr): Fold expression.
14324 (c_finish_return): Fold return value. Update call to
14325 convert_for_assignment.
14326 (c_start_case): Fold switch expression.
14327 (c_process_expr_stmt): Fold expression.
14328 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
14329 ensure statement expression is not evaluated in constant expression.
14330 (build_binary_op): Track whether results are integer constant
14331 expressions or may occur in such, disable folding and wrap results
14332 as applicable. Fold operands for -Wsign-compare warnings unless
14334 (c_objc_common_truthvalue_conversion): Handle results folded to
14335 integer constants that are not integer constant expressions.
14336 * doc/extend.texi: Document when typeof operands are evaluated,
14337 that condition of __builtin_choose_expr is an integer constant
14338 expression, and more about use of __builtin_constant_p in
14341 2009-03-29 Richard Guenther <rguenther@suse.de>
14343 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
14344 propagate addresses of array references.
14346 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
14348 * regmove.c (perhaps_ends_bb_p): Remove.
14349 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
14350 from INSN and check that the main loop stays within that basic block.
14351 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
14352 (regmove_forward_pass): Split out from regmove_optimize. Use
14353 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
14354 (regmove_backward_pass): Split out from regmove_optimize. Use
14355 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
14356 (regmove_optimize): Simplify.
14358 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
14361 * config/i386/i386.c (classify_argument): Ignore flexible array
14362 member in struct and warn ABI change.
14364 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
14366 * config/i386/i386-protos.h (ix86_agi_dependent): New.
14368 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
14369 (ix86_adjust_cost): Updated.
14371 2009-03-29 Jan Hubicka <jh@suse.cz>
14373 PR middle-end/28850
14374 * tree-pass.h (pass_cleanup_eh): New function.
14375 (remove_unreachable_regions): Break code handling RTL
14376 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
14377 that can not be reached by runtime.
14378 (can_be_reached_by_runtime): New function.
14379 (label_to_region_map): New function.
14380 (num_eh_regions): New function.
14381 (rtl_remove_unreachable_regions): New function.
14382 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
14383 (remove_eh_region): New function.
14384 * except.h: Include sbitmap and vecprim.
14385 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
14386 num_eh_regions): Declare.
14387 * passes.c (init_optimization_passes): Schedule cleanup_eh.
14388 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
14389 * tree-eh.c (tree_remove_unreachable_handlers): New function.
14390 (tree_empty_eh_handler_p): New function.
14391 (cleanup_empty_eh): New function.
14392 (cleanup_eh): New function.
14393 (pass_cleanup_eh): New function.
14395 2009-03-29 Jan Hubicka <jh@suse.cz>
14397 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
14398 for removed regions.
14400 2009-03-29 Jan Hubicka <jh@suse.cz>
14402 * except.c (dump_eh_tree): Dump all datastructures.
14404 2009-03-29 Jan Hubicka <jh@suse.cz>
14406 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
14407 (duplicate_eh_regions_1): Likewise.
14408 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
14409 vector; call EH verification.
14410 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
14411 Be ready for region being removed.
14413 2009-03-29 Jan Hubicka <jh@suse.cz>
14415 * bitmap.c (bitmap_last_set_bit): New function.
14416 * bitmap.h (bitmap_last_set_bit): Declare.
14418 2009-03-29 David Ayers <ayers@fsfe.org>
14421 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
14422 by calling objc_compare_types and surpress warnings about
14423 incompatible C pointers that are compatible ObjC pointers.
14425 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
14427 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
14428 call initialize_inline_failed.
14429 (initialize_inline_failed): Move it from here ...
14430 * cgraph.c (initialize_inline_failed): ... to here.
14431 (cgraph_create_edge): Call initialize_inline_failed rather than
14432 setting inline_failed directly.
14434 2009-03-29 Ben Elliston <bje@au.ibm.com>
14437 * sysv4.opt (msdata): Improve comment.
14438 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
14439 * sysv4.h (SVR4_ASM_SPEC): Likewise.
14441 2009-03-29 Ben Elliston <bje@au.ibm.com>
14444 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
14445 load and store attributes.
14447 2009-03-29 Ben Elliston <bje@au.ibm.com>
14449 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
14450 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
14451 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
14452 * doc/extend.texi (X86 Built-in Functions): Add index entries for
14453 __builtin_infq and __builtin_huge_valq.
14455 2009-03-28 Anatoly Sokolov <aesok@post.ru>
14457 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
14459 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14460 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
14462 2009-03-28 Xinliang David Li <davidxl@google.com>
14464 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
14465 (do_dbg_cnt): New function.
14467 2009-03-28 Jan Hubicka <jh@suse.cz>
14469 Merge from pretty-ipa:
14471 2009-03-27 Jan Hubicka <jh@suse.cz>
14473 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
14474 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
14475 * passes.c (function_called_by_processed_nodes_p): New.
14476 * ipa-pure-const.c (check_call): Fix handling of operands.
14477 (analyze_function): Dump debug output for skipped bodies.
14478 (local_pure_const): Use function_called_by_processed_nodes_p.
14479 * dwarf2out.c (reference_to_unused): Use output.
14480 * passes.c (do_per_function_toporder): Likewise.
14482 2008-11-12 Jan Hubicka <jh@suse.cz>
14484 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
14485 * ipa-pure-const.c (funct_state_d): Add can throw field; make
14486 state_set_in_source enum
14487 (check_decl): Ignore memory tags; do not set fake looping flags;
14489 (check_operand, check_tree, check_rhs_var, check_lhs_var,
14490 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
14491 (check_call, analyze_function): Rewrite.
14493 (add_new_function): Update call of analyze_function.
14494 (generate_summary): Add call of analyze_function.
14495 (propagate): Propagate can_throw; handle state_set_in_source correctly.
14496 (local_pure_const): New function.
14497 (pass_local_pure_const): New pass.
14498 * ipa-inline.c (inline_transform): Set after_inlining.
14499 * tree-eh.c (stmt_can_throw_external): New.
14500 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
14501 work with aliasing built.
14502 * tree-flow.h (stmt_can_throw_external): New.
14503 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
14504 and local pure/const pass in early and late optimization queue.
14506 2009-03-28 Martin Jambor <mjambor@suse.cz>
14508 * fold-const.c (get_pointer_modulus_and_residue): New parameter
14510 (fold_binary): Allow function decl aligment consideration is the
14511 second argument is integer constant one.
14512 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
14513 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
14514 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
14516 2009-03-28 Jan Hubicka <jh@suse.cz>
14518 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
14519 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
14520 * function.h (rtl_data): Add nothrow flag.
14521 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
14522 set DECL_NOTHROW for AVAILABLE functions.
14524 2009-03-28 Jakub Jelinek <jakub@redhat.com>
14526 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
14527 following vector keyword has expansion starting with pixel or bool
14528 keyword, expand vector to __vector and pixel or bool to __pixel or
14532 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
14533 warn_if_disallowed_function_p): Removed.
14534 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
14535 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
14536 warning_if_disallowed_function_p.
14537 * flags.h (warn_if_disallowed_function_p,
14538 warn_disallowed_functions): Removed.
14539 * common.opt (Wdisallowed-function-list=): Removed.
14540 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
14542 2009-03-28 Richard Guenther <rguenther@suse.de>
14544 PR tree-optimization/38723
14545 * tree-ssa-pre.c (compute_avail): Add all default definitions to
14548 2009-03-28 Jan Hubicka <jh@suse.cz>
14550 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
14551 test introduced by my previous patch.
14553 2009-03-28 Richard Guenther <rguenther@suse.de>
14555 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
14556 the PHIs value undefined.
14558 2009-03-28 Jan Hubicka <jh@suse.cz>
14560 * tree-pass.h (pass_fixup_cfg): New pass.
14561 * ipa-inline.c (inline_transform): Set
14562 always_inline_functions_inlined/after_inlining.
14563 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
14564 (pass_fixup_cfg): New pass.
14565 * passes.c (init_optimization_passes): Add fixup_cfg.
14567 2009-03-28 Richard Guenther <rguenther@suse.de>
14569 PR tree-optimization/38458
14570 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
14571 argument use the arguments copy-of value.
14573 2009-03-28 Richard Guenther <rguenther@suse.de>
14575 PR tree-optimization/38180
14576 * tree-ssa-ccp.c (get_default_value): Simplify.
14577 (likely_value): Likewise.
14578 (surely_varying_stmt_p): Properly handle VOP case.
14579 (ccp_initialize): Likewise.
14580 (ccp_fold): Handle propagating through *&.
14581 (fold_const_aggregate_ref): Also handle decls.
14583 2009-03-28 Jan Hubicka <jh@suse.cz>
14585 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
14586 * cgraph.h (cgraph_node): Likewise.
14587 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
14588 (cgraph_reset_node): Use process flag.
14589 (cgraph_mark_functions_to_output): Likewise.
14590 (cgraph_expand_function): Likewise.
14591 (cgraph_expand_all_functions): Likewise.
14592 (cgraph_output_in_order): Likewise.
14593 * dwarf2out.c (reference_to_unused): Likewise.
14594 * passes.c do_per_function_toporder): Likewise.
14596 2009-03-28 Jan Hubicka <jh@suse.cz>
14598 Bring from lto-branch:
14600 2008-09-03 Doug Kwan <dougkwan@google.com>
14602 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
14603 enums instead of reason strings.
14604 * cgraph.c (cgraph_create_edge): Same.
14605 (cgraph_inline_failed_string): New function.
14606 * cgraph.h (cgraph_inline_failed_t): New enum type.
14607 (cgraph_inline_failed_string): New prototype.
14608 (struct cgraph_edge): Change type of INLINED_FAILED from constant
14609 char pointer to cgraph_inline_failed_t.
14610 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
14611 (cgraph_default_inline_p): Ditto.
14612 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
14613 to cgraph_inline_failed_t pointer.
14614 * cif-code.def: New file.
14615 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
14617 (cgraph_check_inline_limits): Change type of REASON to pointer to
14618 cgraph_inline_failed_t. Replace reason strings with enums.
14619 (cgraph_default_inline_p): Ditto.
14620 (cgraph_recursive_inlining_p): Ditto.
14621 (update_caller_keys): Change type of FAILED_REASON to
14622 cgraph_inline_failed_t.
14623 (cgraph_set_inline_failed): Change type of REASON to pointer to
14624 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
14625 convert enums to strings for text output.
14626 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
14627 to be of type cgraph_inline_failed_t. Replace reason strings with
14628 enums. Call cgraph_inline_failed_string to covert enums
14629 to strings for text output.
14630 (cgraph_decide_inlining): Replace reason strings with enums.
14631 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
14632 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
14634 * tree-inline.c (expand_call_inline): Change type of REASON
14635 to cgraph_inline_failed_t. Replace reason strings with enums.
14636 Call cgraph_inline_failed_string for text output.
14637 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
14640 2009-03-28 Jan Hubicka <jh@suse.cz>
14642 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
14643 cgraph_clone_node): Remove master clone handling.
14644 (cgraph_is_master_clone, cgraph_master_clone): Remove.
14645 * cgraph.h (master_clone): Remove.
14646 (cgraph_is_master_clone, cgraph_master_clone): Remove.
14647 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
14648 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
14650 2009-03-28 Jan Hubicka <jh@suse.cz>
14652 * cgraph.c (cgraph_function_body_availability): Functions declared
14653 inline are always safe to assume that it is not going to be replaced.
14655 2009-03-28 Richard Guenther <rguenther@suse.de>
14657 PR tree-optimization/38513
14658 * tree-ssa-pre.c (eliminate): Remove redundant stores.
14659 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
14660 EXC_PTR_EXPR and FILTER_EXPR.
14661 (get_ref_from_reference_ops): Likewise.
14663 2009-03-28 Richard Guenther <rguenther@suse.de>
14665 PR tree-optimization/38968
14666 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
14667 Use FLOOR_MOD_EXPR to compute misalignment.
14669 2009-03-28 Richard Guenther <rguenther@suse.de>
14671 PR tree-optimization/37795
14672 * tree.h (combine_comparisons): Declare.
14673 * fold-const.c (combine_comparisons): Export.
14674 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
14676 (ifcombine_iforif): Use combine_comparisons.
14678 2009-03-28 Jan Hubicka <jh@suse.cz>
14680 * tree-eh.c (inlinable_call_p): New function.
14681 (make_eh_edges): Use it.
14682 (verify_eh_edges): Use it.
14683 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
14684 * except.c (reachable_next_level): Add inlinable_function argument
14685 (sjlj_find_directly_reachable_regions): Update.
14686 (add_reachable_handler): Do not set saw_any_handlers.
14687 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
14688 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
14689 Add new inlinable call parameter.
14690 (can_throw_internal, can_throw_external): Update.
14691 * except.h (can_throw_internal_1, can_throw_external_1,
14692 foreach_reachable_handler): Update declaration.
14694 2009-03-28 Joseph Myers <joseph@codesourcery.com>
14696 * config/arm/t-arm-coff, config/h8300/coff.h,
14697 config/i386/i386-aout.h, config/i386/i386-coff.h,
14698 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
14699 config/pdp11/2bsd.h, config/rs6000/aix41.h,
14700 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
14701 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
14702 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
14703 sys-types.h: Remove.
14704 * Makefile.in: Remove protoize and fixproto support and references
14706 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
14707 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
14709 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
14710 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
14711 unprotoize$(exeext).
14712 (rest.encap): Don't depend on $(STMP_FIXPROTO)
14713 (.PHONY): Don't depend on proto.
14714 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
14715 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
14716 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
14717 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
14718 build/gen-protos.o, build/scan.o, xsys-protos.h,
14719 build/fix-header$(build_exeext), build/fix-header.o,
14720 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
14721 stmp-install-fixproto): Remove.
14722 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
14723 SYSCALLS.c or fixproto files.
14724 (install-common): Don't install protoize.
14725 (install-headers-tar, install-headers-cpio, install-headers-cp):
14726 Don't depend on $(STMP_FIXPROTO).
14727 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
14728 install fixproto files or write out fixproto settings.
14729 (uninstall): Don't uninstall protoize.
14730 * config.gcc (use_fixproto): Remove.
14731 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
14732 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
14733 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
14734 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
14735 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
14736 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
14737 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
14738 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
14739 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
14740 * config/t-vxworks (STMP_FIXPROTO): Remove.
14741 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
14742 STMP_FIXPROTO): Remove.
14743 * config.in, configure: Regenerate.
14744 * crtstuff.c (gid_t, uid_t): Don't undefine.
14745 * doc/install.texi: Change m68k-coff to m68k-elf in example.
14746 (arm-*-coff, arm-*-aout: Remove target entries.
14747 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
14748 Remove mention of AIX 4.1.
14749 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
14750 * doc/invoke.texi (Running Protoize): Remove.
14751 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
14752 (Protoize Caveats): Remove.
14753 * tsystem.h: Update comments on headers assumed to exist.
14755 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
14757 * genautomata.c: Add a new year to the copyright. Add a new
14759 (struct insn_reserv_decl): Add comments for member bypass_list.
14760 (find_bypass): Remove.
14761 (insert_bypass): New.
14762 (process_decls): Use insert_bypass.
14763 (output_internal_insn_latency_func): Output all bypasses with the
14764 same input insn in one switch case.
14766 * rtl.def (define_bypass): Describe bypass choice.
14767 * doc/md.texi (define_bypass): Ditto.
14769 2009-03-27 Richard Guenther <rguenther@suse.de>
14771 * gimplify.c (mark_addressable): Export.
14772 * tree-flow.h (mark_addressable): Declare.
14773 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
14774 * tree-ssa.c (verify_phi_args): Verify that address taken
14775 variables have TREE_ADDRESSABLE set.
14777 2009-03-27 Richard Guenther <rguenther@suse.de>
14779 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
14780 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
14781 Do not mark decls TREE_ADDRESSABLE.
14782 (build_fold_addr_expr): Adjust.
14783 (fold_addr_expr): Remove.
14784 (fold_unary): Use build_fold_addr_expr.
14785 (fold_comparison): Likewise.
14786 (split_address_to_core_and_offset): Likewise.
14787 * coverage.c (tree_coverage_counter_addr): Mark the array decl
14789 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
14790 (gimplify_modify_expr_to_memcpy): Mark source and destination
14792 * omp-low.c (create_omp_child_function): Mark the object decl
14794 (lower_rec_input_clauses): Mark the var we take the address of
14796 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
14798 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14800 PR middle-end/39315
14801 * cfgexpand.c (expand_one_stack_var_at): Change alignment
14802 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
14804 2009-03-27 Richard Guenther <rguenther@suse.de>
14806 PR tree-optimization/39120
14807 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
14809 (handle_lhs_call): Process return constraints. Add escape
14810 constraints if necessary.
14811 (handle_const_call): Fill out return constraints. Make nested
14812 case more precise. Avoid consttmp if possible.
14813 (handle_pure_call): Fill out return constraints. Avoid
14814 callused if possible.
14815 (find_func_aliases): Simplify call handling.
14817 2009-03-27 Richard Guenther <rguenther@suse.de>
14819 PR tree-optimization/39120
14820 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
14821 as a representative.
14822 (solve_graph): Do propagate CALLUSED.
14823 (handle_pure_call): Use a scalar constraint from CALLUSED for
14825 (find_what_p_points_to): CALLUSED shall not appear in poins-to
14828 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14831 * c-common.c (handle_aligned_attribute): Properly check alignment
14832 overflow. Use (1U << i) instead of (1 << i).
14834 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
14836 * expr.h (get_mem_align_offset): Updated.
14838 * tree.h (tree_decl_common): Change align to "unsigned int" and
14839 move it before pointer_alias_set.
14841 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14842 Jakub Jelinek <jakub@redhat.com>
14845 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
14846 gr_register_operand with gr_reg_or_0_operand.
14847 (cmpxchg_rel_di): Likewise.
14848 (sync_lock_test_and_set<mode>): Likewise.
14850 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14852 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
14853 (true_regnum): Likewise.
14855 * rtlanal.c (subreg_info): Moved to ...
14856 * rtl.h (subreg_info): Here. New.
14857 (subreg_get_info): New.
14859 * rtlanal.c (subreg_get_info): Make it extern.
14861 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14864 * config/i386/i386.c (ix86_abi): New.
14865 (override_options): Handle -mabi=.
14866 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
14867 (ix86_call_abi_override): Likewise.
14868 (init_cumulative_args): Likewise.
14869 (function_arg_advance): Likewise.
14870 (function_arg_64): Likewise.
14871 (function_arg): Likewise.
14872 (ix86_pass_by_reference): Likewise.
14873 (ix86_function_value_regno_p): Likewise.
14874 (ix86_build_builtin_va_list_abi): Likewise.
14875 (setup_incoming_varargs_64): Likewise.
14876 (is_va_list_char_pointer): Likewise.
14877 (ix86_init_machine_status): Likewise.
14878 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
14879 (ix86_function_type_abi): Return enum calling_abi. Rewrite
14880 for 64bit. Replace DEFAULT_ABI with ix86_abi.
14881 (ix86_function_abi): Make it static and return enum calling_abi.
14882 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
14884 (ix86_fn_abi_va_list): Updated.
14886 * config/i386/i386.h (ix86_abi): New.
14887 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
14888 (CONDITIONAL_REGISTER_USAGE): Likewise.
14889 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
14890 (machine_function): Likewise.
14892 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
14894 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
14895 (STACK_BOUNDARY): Likewise.
14896 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
14898 * config/i386/i386.opt (mabi=): New.
14900 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
14901 return enum calling_abi.
14902 (ix86_function_type_abi): Likewise.
14903 (ix86_function_abi): Removed.
14905 * doc/invoke.texi: Document -mabi= option for x86.
14907 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14909 * builtins.c (real_dconstp): Delete.
14910 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
14912 2009-03-27 Dodji Seketeli <dodji@redhat.com>
14913 Jakub Jelinek <jakub@redhat.com>
14916 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
14917 (gen_subprogram_die): When a function is explicit, generate the
14918 DW_AT_explicit attribute.
14919 * langhooks.h (struct lang_hooks_for_decls): Add
14920 function_decl_explicit_p langhook.
14921 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
14922 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
14924 2009-03-27 Jakub Jelinek <jakub@redhat.com>
14926 * builtins.c (fold_builtin_memory_op): Optimize memmove
14927 into memcpy if we can prove source and destination don't overlap.
14929 * tree-inline.c: Include gt-tree-inline.h.
14930 (clone_fn_id_num): New variable.
14931 (clone_function_name): New function.
14932 (tree_function_versioning): Use it.
14933 * Makefile.in (GTFILES): Add tree-inline.c.
14935 2009-03-27 Mark Mitchell <mark@codesourcery.com>
14937 * BASE-VER: Change to 4.5.0.
14939 2009-03-27 Xinliang David Li <davidxl@google.com>
14941 PR tree-optimization/39557
14942 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
14944 2009-03-27 Xinliang David Li <davidxl@google.com>
14946 PR tree-optimization/39548
14947 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
14950 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14952 * c-common.c (pointer_int_sum): Use %wd on return from
14955 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14957 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
14958 on return from tree_low_cst.
14960 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
14963 * ginclude/stdarg.h (va_copy): Define also for
14964 __GXX_EXPERIMENTAL_CXX0X__.
14966 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14969 * builtins.h (c_strlen): Do not warn here.
14970 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
14971 * c-common.c (pointer_int_sum): Take an explicit location.
14972 Warn about offsets out of bounds.
14973 * c-common.h (pointer_int_sum): Adjust declaration.
14975 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14977 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
14980 2009-03-26 Jakub Jelinek <jakub@redhat.com>
14983 * opts.c (warn_if_disallowed_function_p): Don't assume
14984 get_callee_fndecl must return non-NULL.
14986 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
14988 PR rtl-optimization/39522
14989 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
14990 when reg_reloaded_valid is set.
14992 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14994 * config/spu/divv2df3.c: New file.
14995 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
14996 (DPBIT_FUNCS): Filter out _div_df.
14998 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
15000 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
15001 a jump insn, count that jump in the distance to the loop start.
15003 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
15006 * config/sh/sh.c (calc_live_regs): Fix condition for global
15007 registers except PIC_OFFSET_TABLE_REGNUM.
15009 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
15012 * doc/invoke.texi (-mconsole): New.
15014 (-mno-cygwin): New.
15016 (-mnop-fun-dllimport): New.
15020 (sub section "i386 and x86-64 Windows Options"): New.
15022 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
15024 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
15025 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
15027 2009-03-25 Richard Guenther <rguenther@suse.de>
15029 PR middle-end/39497
15030 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
15033 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
15035 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
15036 neither of haifa/selective schedulers are working.
15038 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15040 * doc/invoke.texi (Debugging Options): Fix description of
15041 -fno-merge-debug-strings.
15043 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
15045 * config/cris/libgcc.ver: New version-script.
15046 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
15048 * configure.ac <GAS features, nop mnemonic>: Add pattern
15049 crisv32-*-* for "nop".
15050 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
15051 * configure: Regenerate.
15053 2009-03-24 Ira Rosen <irar@il.ibm.com>
15055 PR tree-optimization/39529
15056 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
15057 mark_sym_for_renaming for the tag copied to the new vector
15060 2009-03-24 Arthur Loiret <aloiret@debian.org>
15062 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
15063 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
15064 EXTRA_SPEC_FUNCTIONS.
15065 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
15066 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
15067 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
15068 -march and -mtune options.
15070 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
15072 * config/m68k/t-rtems: Add m5329 multilib.
15074 2009-03-24 Dodji Seketeli <dodji@redhat.com>
15075 Jakub Jelinek <jakub@redhat.com>
15078 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
15081 2009-03-23 Jakub Jelinek <jakub@redhat.com>
15084 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
15085 instead of c_parser_expression_conv, if original_code isn't one of the
15086 4 allowed comparison codes, fail.
15088 2009-03-23 Richard Guenther <rguenther@suse.de>
15090 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
15091 * tree.h (struct tree_type): Likewise.
15092 * reload.h (struct insn_chain): Likewise.
15093 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
15094 * function.h (struct function): Likewise.
15095 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
15097 2009-03-23 Jakub Jelinek <jakub@redhat.com>
15099 PR tree-optimization/39516
15100 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
15102 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
15104 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
15105 should be set true if BITS_PER_WORD of target is bigger than 32
15107 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
15109 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
15110 Translate -B-options to -rpath-link. Correct existing
15111 rpath-link and conditionalize on !nostdlib.
15113 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15115 * doc/extend.texi (Function Attributes, Variable Attributes):
15117 * doc/invoke.texi (Debugging Options, Optimize Options)
15118 (i386 and x86-64 Options, MCore Options): Likewise.
15120 2009-03-20 Jakub Jelinek <jakub@redhat.com>
15123 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
15124 it for block local namespace aliases.
15125 (gen_decl_die): Pass context_die to gen_namespace_die.
15127 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15130 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
15131 minimum or maximum value.
15133 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
15135 * reginfo.c (globalize_reg): Recompute derived reg sets.
15137 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
15140 * libgcc2.c (mprotect): Do not use signed arguments for
15141 VirtualProtect, use DWORD arguments. Also fix the 'may
15142 be used uninitialized' warning for the np variable.
15144 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15147 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
15148 functions using regparm calling conventions when not optimizing.
15149 (ix86_function_sseregparm): Similarly for sseregparm calling
15152 2009-03-19 Li Feng <nemokingdom@gmail.com>
15154 PR middle-end/39500
15155 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
15156 dependence if the first conflict is after niter iterations.
15158 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
15160 PR middle-end/38609
15161 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
15162 functions with dynamic stack-pointer adjustments.
15164 2009-03-19 Ben Elliston <bje@au.ibm.com>
15166 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
15167 option; change to -msdata=data.
15169 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15171 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
15174 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
15177 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
15179 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
15181 * doc/invoke.texi (Code Gen Options): Expand discussion of
15184 2009-03-18 Jakub Jelinek <jakub@redhat.com>
15186 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
15187 * matrix-reorg.c (struct matrix_info): Likewise.
15188 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
15189 * rtl.h (struct mem_attrs): Likewise.
15190 * df.h (struct df): Likewise.
15191 * tree-data-ref.h (struct data_dependence_relation): Likewise.
15192 * ira-int.h (struct ira_allocno): Likewise.
15193 * df-scan.c (struct df_collection_rec): Likewise.
15194 * ira.c (struct equivalence): Likewise.
15195 * function.c (struct temp_slot): Likewise.
15196 * cfgloop.h (struct loop): Likewise.
15199 * function.c (use_register_for_decl): When not optimizing, disregard
15200 register keyword for variables with types containing methods.
15202 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
15204 PR middle-end/39447
15205 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
15206 (is_simple_operand): Call contains_component_ref_p before calling data
15207 reference analysis that would fail on COMPONENT_REFs.
15209 * tree-vrp.c (search_for_addr_array): Fix formatting.
15211 2009-03-18 Richard Guenther <rguenther@suse.de>
15213 * tree-vect-transform.c (vect_loop_versioning): Fold the
15214 generated comparisons.
15215 * tree-vectorizer.c (set_prologue_iterations): Likewise.
15216 (slpeel_tree_peel_loop_to_edge): Likewise.
15218 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15220 PR middle-end/37805
15221 * opts.c (print_specific_help): In addition to `undocumented',
15222 accept `separate' and `joined' flags if passed alone. Describe
15223 output by the first matched one of those.
15224 (common_handle_option): Skip over empty strings.
15225 * gcc.c (display_help): Fix help string for `--help='.
15226 * doc/invoke.texi (Option Summary, Overall Options): With
15227 `--help=', classes and qualifiers can both be repeated, but
15228 only the latter can be negated. One should not pass only
15229 negated qualifiers. Fix markup and examples.
15232 2008-10-14 Jakub Jelinek <jakub@redhat.com>
15233 PR middle-end/37805
15234 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
15235 and -fhelp=separate.
15237 2009-03-17 Jing Yu <jingyu@google.com>
15239 PR middle-end/39378
15240 * function.h (struct rtl_data): Move is_thunk from here...
15241 (struct function): ...to here.
15242 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
15243 * varasm.c (assemble_start_function): Change is_thunk from crtl to
15245 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
15247 (alpha_does_function_need_gp, alpha_start_function): Likewise.
15248 (alpha_output_function_end_prologue): Likewise.
15249 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
15250 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
15251 (rs6000_output_function_epilogue): Likewise.
15252 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
15254 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
15257 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
15258 from different units in a single alternative.
15259 (*truncdfsf_i387): Ditto.
15260 (*truncxfsf2_mixed): Ditto.
15261 (*truncxfdf2_mixed): Ditto.
15263 2009-03-17 Jakub Jelinek <jakub@redhat.com>
15265 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
15266 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
15269 * tree-ssa-live.c (remove_unused_locals): Don't remove local
15270 unused non-artificial variables when not optimizing.
15273 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
15274 DW_TAG_imported_module even if decl is IMPORTED_DECL with
15275 NAMESPACE_DECL in its DECL_INITIAL.
15277 PR middle-end/39443
15278 * optabs.c (set_user_assembler_libfunc): New function.
15279 * expr.h (set_user_assembler_libfunc): New prototype.
15280 * c-common.c: Include libfuncs.h.
15281 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
15282 for memcmp, memset, memcpy, memmove and abort.
15283 * Makefile.in (c-common.o): Depend on libfuncs.h.
15286 * dwarf2out.c (gen_inlined_enumeration_type_die,
15287 gen_inlined_structure_type_die, gen_inlined_union_type_die,
15288 gen_tagged_type_instantiation_die): Removed.
15289 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
15292 2009-03-17 Janis Johnson <janis187@us.ibm.com>
15295 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
15297 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
15298 (check-parallel-%): Ditto.
15299 (check-consistency): Ditto.
15301 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
15303 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
15304 local variable rhs by NULL_TREE.
15306 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15309 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
15311 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15314 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
15316 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15319 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
15320 for ms->sysv ABI calls only in 64bit mode.
15322 * config/i386/i386.md (untyped_call): Support 32bit.
15324 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
15326 * doc/extend.texi: Replace x86_65 with x86_64.
15328 2009-03-16 Jakub Jelinek <jakub@redhat.com>
15330 PR tree-optimization/39455
15331 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
15332 mismatches for POINTER_TYPE_P (type).
15333 (number_of_iterations_le): Likewise.
15335 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
15337 * config/picochip/picochip.c: Removed profiling support.
15338 * config/picochip/picochip.md: Removed profiling instruction.
15339 * config/picochip/picochip.h: Removed profiling builtin.
15341 2009-03-16 Joseph Myers <joseph@codesourcery.com>
15343 * doc/install.texi (--with-host-libstdcxx): Document.
15345 2009-03-14 Anatoly Sokolov <aesok@post.ru>
15348 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
15349 generate a warning if the function name does not begin with
15350 "__vector" and the function has either the 'signal' or 'interrupt'
15351 attribute, from here to ...
15352 (avr_declare_function_name): ...here. New function.
15353 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
15354 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
15356 2009-03-14 Jakub Jelinek <jakub@redhat.com>
15359 * cse.c (fold_rtx): Don't modify original const_arg1 when
15360 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
15361 separate variable instead.
15362 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
15363 from out of range shift counts.
15364 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
15366 2009-03-13 Catherine Moore <clm@codesourcery.com>
15368 * config/i386/x-mingw32 (host-mingw32.o): Replace
15369 diagnostic.h with $(DIAGNOSTIC_H).
15371 2009-03-12 Jakub Jelinek <jakub@redhat.com>
15374 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
15376 * config/i386/sync.md (sync_compare_and_swap<mode>,
15377 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
15378 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
15380 (sync_double_compare_and_swapdi_pic,
15381 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
15382 cmpxchg8b_pic_memory_operand instead of just memory_operand.
15384 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15387 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
15389 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15392 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
15393 (avx_addsubv4df3): Likewise.
15394 (*avx_addsubv4sf3): Likewise.
15395 (sse3_addsubv4sf3): Likewise.
15397 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15400 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
15402 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
15405 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
15406 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
15407 registers for allocnos created from user-defined variables.
15409 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15412 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
15413 of non-integer mode as well.
15415 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
15417 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
15418 for functions for which the parameter types are unknown.
15420 2009-03-11 Jakub Jelinek <jakub@redhat.com>
15423 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
15424 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
15425 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
15426 * config/i386/i386.c (ix86_local_alignment): For
15427 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
15428 long long variables on the stack to avoid dynamic realignment.
15429 Allow the first argument to be a decl rather than type.
15430 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
15432 2009-03-11 Nick Clifton <nickc@redhat.com>
15435 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
15437 Add description to mno-lsim option.
15438 * config/mcore/mcore.h: Remove comment about deprecated m4align
15440 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
15441 * doc/invoke.texi: Add description of mno-lsim and
15442 mstack-increment options.
15444 * config/fr30/fr30.opt: Document the -mno-lsim option.
15445 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
15446 and -mno-lsim options.
15448 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15450 * fold-const.c (fold_comparison): Only call fold_inf_compare
15451 if the mode supports infinities.
15453 2009-03-11 Jason Merrill <jason@redhat.com>
15456 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
15457 end already did. Notice GIMPLE_CALL modifications of the result.
15458 Don't copy debug information from an ignored decl or a decl from
15461 2009-03-10 Richard Guenther <rguenther@suse.de>
15462 Nathan Froyd <froydnj@codesourcery.com>
15464 PR middle-end/37850
15465 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
15466 (__divMODE3): Likewise.
15468 2009-03-09 Jakub Jelinek <jakub@redhat.com>
15470 PR tree-optimization/39394
15471 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
15472 DECL_SIZE_UNIT of variable length FIELD_DECLs.
15474 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15476 * recog.c (verfiy_changes): Disallow renaming of hard regs in
15477 inline asms for register asm ("") declarations.
15479 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
15481 * fold-const.c (fold_unary): Fix comment.
15483 2009-03-07 Jan Hubicka <jh@suse.cz>
15486 * tree-inline.c (setup_one_parameter): Do replacement of const
15487 argument by constant in SSA form.
15489 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15491 PR middle-end/38028
15492 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
15493 determine alignment passed to assign_stack_local.
15494 (assign_parms_unsplit_complex): Likewise.
15495 * except.c (sjlj_build_landing_pads): Likewise.
15497 2009-03-06 Jakub Jelinek <jakub@redhat.com>
15499 PR middle-end/39360
15500 * tree-flow.h (add_referenced_var): Return bool instead of void.
15501 * tree-dfa.c (add_referenced_var): Return result of
15502 referenced_var_check_and_insert call.
15503 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
15504 of referenced_var_check_and_insert.
15507 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
15508 (gen_variable_die): Emit DW_AT_location on abstract static variable's
15509 DIE, don't emit it if abstract origin already has it.
15510 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
15511 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
15513 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15515 * genpreds.c (needs_variable): Fix parentheses at variable name
15517 (write_tm_constrs_h): Indent generated code.
15519 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15521 * doc/extend.texi (Function Attributes): Add documentation
15522 for isr attributes.
15524 2009-03-06 Jakub Jelinek <jakub@redhat.com>
15527 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
15528 take locus from its DECL_SOURCE_LOCATION instead of input_location.
15530 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
15532 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
15535 2009-03-05 Jakub Jelinek <jakub@redhat.com>
15538 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
15539 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
15541 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
15543 * config/i386/i386.md (R8_REG, R9_REG): New constants.
15544 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
15545 constants instead of magic numbers.
15546 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
15548 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
15549 (x86_64_ms_abi_int_parameter_registers): Ditto.
15550 (x86_64_int_return_registers): Ditto.
15551 (ix86_maybe_switch_abi): Ditto.
15552 (ix86_expand_call): Ditto for clobbered_registers array.
15553 (ix86_hard_regno_mode_ok): Ditto.
15554 (x86_extended_QIreg_mentioned_p): Ditto.
15556 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
15558 PR tree-optimization/39349
15559 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
15561 * combine.c (gen_lowpart_for_combine): Use omode when generating
15564 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
15566 PR rtl-optimization/39235
15567 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
15569 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
15571 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
15573 2009-03-04 Richard Guenther <rguenther@suse.de>
15575 PR tree-optimization/39362
15576 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
15577 that occur in abnormal PHIs should be varying.
15579 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
15581 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
15583 (simple_iv): Take loop as an argument instead of statement.
15584 * tree-scalar-evolution.h (simple_iv): Declaration changed.
15585 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
15587 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
15589 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
15590 * matrix-reorg.c (analyze_transpose): Ditto.
15591 * tree-data-ref.c (dr_analyze_innermost): Ditto.
15592 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
15593 * tree-predcom.c (ref_at_iteration): Ditto.
15594 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
15596 2009-03-04 Richard Guenther <rguenther@suse.de>
15598 PR tree-optimization/39358
15599 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
15600 escaped_id and callused_id.
15601 (solve_graph): Likewise.
15603 2009-03-04 Richard Guenther <rguenther@suse.de>
15605 PR tree-optimization/39339
15606 * tree-sra.c (try_instantiate_multiple_fields): Make it
15607 no longer ICE on the above.
15609 2009-03-03 Joseph Myers <joseph@codesourcery.com>
15611 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
15612 that fits within Pmode.
15614 2009-03-03 Steve Ellcey <sje@cup.hp.com>
15616 PR middle-end/10109
15617 * tm.texi (LIBCALL_VALUE): Update description.
15619 2009-03-03 Steve Ellcey <sje@cup.hp.com>
15621 PR middle-end/34443
15622 * doc/extend.texi (section): Update description.
15624 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
15626 PR middle-end/39345
15627 * tree-inline.c (remapped_type): New.
15628 (can_be_nonlocal): Call remapped_type instead of remap_type.
15630 2009-03-03 Jakub Jelinek <jakub@redhat.com>
15633 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
15634 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
15636 2009-03-03 Richard Guenther <rguenther@suse.de>
15638 PR middle-end/39272
15639 * tree.c (tree_nonartificial_location): New function.
15640 * tree.h (tree_nonartificial_location): Declare.
15641 * builtins.c (expand_builtin_memory_chk): Provide location
15642 of the call location for artificial function pieces.
15643 (maybe_emit_chk_warning): Likewise.
15644 (maybe_emit_sprintf_chk_warning): Likewise.
15645 (maybe_emit_free_warning): Likewise.
15646 * expr.c (expand_expr_real_1): Likewise.
15648 2009-03-03 Jakub Jelinek <jakub@redhat.com>
15650 PR tree-optimization/39343
15651 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
15652 COMPONENT_REF t has ARRAY_TYPE.
15654 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
15656 PR middle-end/39335
15657 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
15658 when the type precision of the induction variable should be
15659 larger than the type precision of nit.
15660 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
15661 * graphite.c (graphite_loop_normal_form): Same.
15662 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
15664 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
15666 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
15667 (*call_1_rex64_ms_sysv): Use named constants instead of magic
15668 numbers to describe clobbered registers.
15669 (*call_value_0_rex64_ms_sysv): Ditto.
15670 * config/i386/mmx.md (mmx_emms): Ditto.
15671 (mmx_femms): Ditto.
15673 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
15675 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
15678 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15680 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
15681 (spu_section_type_flags): New function.
15683 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
15685 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
15686 reg_class_contents of FLOAT_REGS into a temporary.
15688 2009-03-02 Richard Guenther <rguenther@suse.de>
15689 Ira Rosen <irar@il.ibm.com>
15691 PR tree-optimization/39318
15692 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
15693 information to the vectorized statement.
15695 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
15697 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
15698 variable. Use defined names instead of magic constants for REX SSE
15701 2009-03-01 Richard Guenther <rguenther@suse.de>
15703 PR tree-optimization/39331
15704 * omp-low.c (lower_send_shared_vars): Do not receive new
15705 values for the reference of DECL_BY_REFERENCE parms or results.
15707 2009-03-01 Jan Hubicka <jh@suse.cz>
15710 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
15711 BLOCK_NONLOCALIZED_VAR): New macros.
15712 (tree_block): Add nonlocalized_vars.
15713 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
15714 gen_decl_die): Add origin argument. Allow generation of die with
15715 origin at hand only.
15716 (gen_member_die, gen_type_die_with_usage, force_decl_die,
15717 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
15719 (gen_block_die): Fix checking for unused blocks.
15720 (process_scope_var): Break out from .... ; work with origins only.
15721 (decls_for_scope) ... here; process nonlocalized list.
15722 (dwarf2out_ignore_block): Look for nonlocalized vars.
15723 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
15725 (dump_scope_block): Dump them.
15726 * tree-inline.c (remap_decls): Handle nonlocalized vars.
15727 (remap_block): Likewise.
15728 (can_be_nonlocal): New predicate.
15729 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
15731 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15733 * configure: Regenerate.
15735 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15737 * optc-gen.awk: No need to duplicate option flags twice.
15738 Reuse help texts for duplicate options which do not have any.
15740 * gcc.c (display_help): Document --version.
15742 * gcc.c (main): If print_help_list and verbose_flag, ensure
15743 driver output comes before subprocess output.
15745 * optc-gen.awk: Assign all remaining fields to help string,
15746 space-separated, for multi-line help in *.opt.
15748 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
15749 -Wno-pedantic-ms-format is for MinGW targets only.
15751 * doc/options.texi (Option file format): Fix bad indentation,
15752 restoring dropped sentence.
15754 2009-02-28 Jan Hubicka <jh@suse.cz>
15756 * tree-inline.c (tree_function_versioning): Output debug info.
15758 2009-02-28 Jan Hubicka <jh@suse.cz>
15761 * tree-inline.c (setup_one_parameter): Do not copy propagate
15762 arguments when not optimizing.
15764 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
15767 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
15768 (avx_addsubv4df3): Likewise.
15769 (*avx_addsubv4sf3): Likewise.
15770 (sse3_addsubv4sf3): Likewise.
15771 (*avx_addsubv2df3): Likewise.
15772 (sse3_addsubv2df3): Likewise.
15773 (avx_unpckhps256): Correct item selectors.
15774 (avx_unpcklps256): Likewise.
15775 (avx_unpckhpd256): Likewise.
15776 (avx_unpcklpd256): Likewise.
15778 2009-02-28 Jan Hubicka <jh@suse.cz>
15780 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
15782 (copy_arguments_for_versioning): If var is declared don't declare it.
15783 (tree_function_versioning): First setup substitutions and then copy
15786 2009-02-27 Jan Hubicka <jh@suse.cz>
15789 * cgraph.h (varpool_output_debug_info): Remove.
15790 * cgraphunit.c (varpool_output_debug_info): Remove.
15791 * dwarf2out.c (deferred_locations_struct): New struct
15792 (deferred_locations): New type.
15793 (deferred_locations_list): New static var.
15794 (deffer_location): New function.
15795 (gen_variable_die): Use it.
15796 (decls_for_scope): Output info on local static vars.
15797 (dwarf2out_finish): Process deferred locations.
15798 * varpool.c (varpool_output_debug_info): Remove.
15800 2009-02-27 Jan Hubicka <jh@suse.cz>
15803 * tree.h (TREE_PROTECTED): Fix comment.
15804 (BLOCK_HANDLER_BLOCK): Remove.
15805 (struct tree_block): Remove handler_block add body_block.
15806 (inlined_function_outer_scope_p): New.
15807 (is_body_block): Remove.
15808 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
15809 * dwarf2out.c (is_inlined_entry_point): Remove.
15810 (add_high_low_attributes): Use inlined_function_outer_scope_p.
15811 (gen_block_die): Use is_inlined_entry_point check. Remove body block
15813 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
15814 * gimplify.c (gimplify_expr): Gimplify body blocks.
15815 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
15816 block with multiple subblocks.
15817 (dump_scope_block): Prettier output; dump more flags and info.
15818 (dump_scope_blocks): New.
15819 (remove_unused_locals): Use dump_scope_blocks.
15820 * tree-flow.h (dump_scope_blocks): Declare.
15821 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
15822 * stmt.c (is_body_block): Remove.
15823 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
15824 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
15826 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
15828 PR middle-end/39308
15829 * graphite.c (graphite_loop_normal_form): Do not call
15830 number_of_iterations_exit from a gcc_assert.
15832 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15834 * config/s390/s390.c (s390_swap_cmp): Look for conditional
15835 jumps if COND is NULL.
15836 (find_cond_jump): New function.
15837 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
15838 * config/s390/s390.md: Remove z10_cobra attribute value.
15840 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
15842 * config/alpha/alpha.h (alpha_expand_mov): Return false if
15843 force_const_mem returns NULL_RTX.
15845 2009-02-26 Jan Hubicka <jh@suse.cz>
15848 * cgraph.h (varpool_output_debug_info): Remove.
15849 * cgraphunit.c (varpool_output_debug_info): Remove.
15850 * dwarf2out.c (deferred_locations_struct): New struct
15851 (deferred_locations): New type.
15852 (deferred_locations_list): New static var.
15853 (deffer_location): New function.
15854 (gen_variable_die): Use it.
15855 (decls_for_scope): Output info on local static vars.
15856 (dwarf2out_finish): Process deferred locations.
15857 * varpool.c (varpool_output_debug_info): Remove.
15859 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
15861 PR rtl-optimization/39241
15862 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
15863 to subreg_offset_representable_p.
15865 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
15867 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
15868 execute function prototype. Get f and nregs from max_reg_num
15869 and get_insns. Remove the first backward pass as it's dead,
15870 guard the forward pass by flag_expensive_optimizations.
15871 (rest_of_handle_regmove): Delete.
15872 (pass_regmove): Replace it with regmove_optimize.
15874 2009-02-25 Martin Jambor <mjambor@suse.cz>
15876 PR tree-optimization/39259
15877 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
15878 calls_alloca function flags.
15879 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
15880 calls are detected.
15882 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
15884 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
15885 flags_set_1_rtx, flags_set_1_set): Delete.
15886 (regmove_optimize): Do not call mark_flags_life_zones.
15888 2009-02-24 Julian Brown <julian@codesourcery.com>
15891 * config/arm/arm.c (require_pic_register): Only set
15892 cfun->machine->pic_reg once per function.
15894 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
15896 * doc/invoke.texi (Link Options): Document an easier way to pass
15897 options that take arguments to the GNU linker using -Xlinker and -Wl.
15899 2009-02-24 Steve Ellcey <sje@cup.hp.com>
15902 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
15904 2009-02-24 Richard Guenther <rguenther@suse.de>
15907 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
15909 2009-02-24 Richard Guenther <rguenther@suse.de>
15910 Zdenek Dvorak <ook@ucw.cz>
15912 PR tree-optimization/39233
15913 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
15914 from converting them to a generic type.
15916 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
15918 PR tree-optimization/39260
15919 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
15920 contains a condition with a real type.
15921 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
15923 2009-02-23 Jason Merrill <jason@redhat.com>
15926 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
15927 narrowing_initializer_constant_valid_p.
15928 (narrowing_initializer_constant_valid_p): Don't return
15929 null_pointer_node for adding a pointer to itself.
15931 2009-02-23 Jan Hubicka <jh@suse.cz>
15934 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
15937 2009-02-23 Jan Hubicka <jh@suse.cz>
15939 PR tree-optimization/37709
15940 * tree.c (block_ultimate_origin): Move here from dwarf2out.
15941 * tree.h (block_ultimate_origin): Declare.
15942 * dwarf2out.c (block_ultimate_origin): Move to tree.c
15943 * tree-ssa-live.c (remove_unused_scope_block_p):
15944 Eliminate blocks containig no instructions nor live variables nor
15946 (dump_scope_block): New function.
15947 (remove_unused_locals): Enable removal of dead blocks by default;
15948 enable dumping at TDF_DETAILS.
15950 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
15952 * config/i386/i386.c (classify_argument): Don't allow COImode
15954 (function_arg_advance_32): Don't allow OImode.
15955 (function_arg_32): Likewise.
15956 (function_value_32): Likewise.
15957 (return_in_memory_32): Likewise.
15958 (function_arg_64): Remove OImode comment.
15960 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
15963 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
15964 ix86_expand_vector_set for V4DImode in 64bit mode only.
15965 (ix86_expand_vector_init_one_var): Likewise.
15967 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
15969 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
15971 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
15974 * loop-iv.c: Revert last change.
15975 * emit-rtl.c: Likewise.
15977 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
15980 * config/i386/i386.c (type_natural_mode): Remove an extra
15981 space in the warning message.
15982 (function_value_32): Handle 32-byte vector modes.
15983 (return_in_memory_32): Likewise.
15985 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
15987 * loop-iv.c (truncate_value): New function.
15988 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
15990 (lowpart_subreg): Move to...
15991 * emit-rtl.c: ...here.
15993 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
15995 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
15996 accidental and undocumented change at revision 140860.
15998 2009-02-21 Joseph Myers <joseph@codesourcery.com>
16000 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
16001 take gimple_seq * arguments.
16002 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
16003 types_compatible_p langhook.
16005 2009-02-20 Mark Mitchell <mark@codesourcery.com>
16006 Joseph Myers <joseph@codesourcery.com>
16008 * config/arm/arm.c (arm_builtin_va_list): New function.
16009 (arm_expand_builtin_va_start): Likewise.
16010 (arm_gimplify_va_arg_expr): Likewise.
16011 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
16012 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
16013 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
16014 (va_list_type): New variable.
16015 (arm_mangle_type): Mangle va_list_type appropriately.
16017 2009-02-20 Jakub Jelinek <jakub@redhat.com>
16019 PR middle-end/39157
16020 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
16021 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
16022 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
16023 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
16024 parameter to 1000 for -O1 by default.
16025 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
16027 * loop-invariant.c: Include params.h.
16028 (move_loop_invariants): Don't call move_single_loop_invariants on
16031 2009-02-20 Jaka Mocnik <jaka@xlab.si>
16033 * calls.c (emit_library_call_value_1): Use slot_offset instead of
16034 offset when calculating bounds for indexing stack_usage_map. Fixes
16035 a buffer overflow with certain target setups.
16037 2009-02-20 Jakub Jelinek <jakub@redhat.com>
16040 * calls.c (expand_call): Clear try_tail_call if caller and callee
16041 disagree in promotion of function return value.
16043 2009-02-19 Jakub Jelinek <jakub@redhat.com>
16046 * c-common.c (c_determine_visibility): If visibility changed and
16047 DECL_RTL has been already set, call make_decl_rtl to update symbol
16050 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
16053 * varasm.c (assemble_variable): Don't check DECL_NAME when
16054 globalizing a variable.
16056 2009-02-19 Joseph Myers <joseph@codesourcery.com>
16059 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
16060 expression before any __builtin_trap call.
16061 * c-typeck.c (build_function_call): Convert and check function
16062 arguments before generating a call to a trap. Evaluate the
16063 function arguments before the trap.
16065 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
16068 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
16069 (UNSPEC_FXAM_MEM): New unspec.
16070 (fxam<mode>2_i387_with_temp): New insn and split pattern.
16071 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
16072 memory using fxam<mode>2_i387_with_temp to remove excess precision.
16074 2009-02-19 Richard Guenther <rguenther@suse.de>
16076 PR tree-optimization/39207
16077 PR tree-optimization/39074
16078 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
16079 storedanything_tree): New.
16080 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
16081 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
16082 (build_succ_graph): Add edges from STOREDANYTHING to all
16084 (init_base_vars): Initialize STOREDANYTHING.
16085 (compute_points_to_sets): Free substitution info after
16086 building the succ graph.
16087 (ipa_pta_execute): Likewise.
16089 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
16091 (do_ds_constraint): Do not add to special var or non-pointer
16093 (type_could_have_pointers): Split out from ...
16094 (could_have_pointers): ... here. For arrays use the element type.
16095 (create_variable_info_for): Initialize may_have_pointers.
16096 (new_var_info): Likewise.
16097 (handle_lhs_call): Make the HEAP variable unknown-sized.
16098 (intra_create_variable_infos): Use a type with pointers for
16099 PARM_NOALIAS, make it unknown-sized.
16101 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
16104 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
16106 2009-02-18 Jason Merrill <jason@redhat.com>
16109 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
16110 value if DECL_EXTERNAL.
16111 * tree-sra.c (sra_walk_gimple_assign): Likewise.
16112 * target.h (gcc_target::binds_local_p): Clarify "module".
16113 * tree.h (TREE_PUBLIC): Clarify "module".
16115 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
16118 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
16119 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
16121 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
16124 * c.opt (Wabi): Support C and ObjC.
16127 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
16129 * config/i386/i386.c (classify_argument): Warn once about the ABI
16130 change when passing union with long double.
16132 * doc/invoke.texi: Update -Wabi for warning psABI changes.
16134 2009-02-18 Joseph Myers <joseph@codesourcery.com>
16137 * c-parser.c (c_parser_compound_statement): Always enter and leave
16140 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16143 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
16145 2009-02-18 Jakub Jelinek <jakub@redhat.com>
16147 PR tree-optimization/36922
16148 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
16149 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
16152 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16154 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
16157 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16159 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
16161 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16163 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
16166 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
16167 Richard Sandiford <rdsandiford@googlemail.com>
16169 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
16170 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
16171 (loongson_biadd): ...this.
16173 2009-02-17 Richard Guenther <rguenther@suse.de>
16175 PR tree-optimization/39202
16176 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
16177 a var make sure to follow existing collapses.
16179 2009-02-17 Richard Guenther <rguenther@suse.de>
16181 PR middle-end/39214
16182 * langhooks.c (lhd_print_error_function): Check for NULL block.
16184 2009-02-17 Richard Guenther <rguenther@suse.de>
16186 PR tree-optimization/39204
16187 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
16190 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
16192 * config/soft-fp/double.h: Update from glibc CVS.
16194 2009-02-17 Richard Guenther <rguenther@suse.de>
16196 PR tree-optimization/39207
16197 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
16198 strict-aliasing warnings for pointers pointing to NULL.
16200 2009-02-16 Joseph Myers <joseph@codesourcery.com>
16203 * c-parser.c (c_parser_braced_init): Call pop_init_level when
16204 skipping until next close brace.
16206 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
16209 * config/i386/i386.c (ix86_expand_push): Set memory alignment
16210 to function argument boundary.
16212 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16214 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
16215 in the lea_add. Reload eventually constraints it properly.
16216 * config/picochip/constraints.md: Remove the target constraint
16217 "b", since it is not needed anymore.
16219 2009-02-16 Jakub Jelinek <jakub@redhat.com>
16221 * gthr-dce.h: Uglify function parameter and local variable names.
16222 * gthr-gnat.h: Likewise.
16223 * gthr-mipssde.h: Likewise.
16224 * gthr-nks.h: Likewise.
16225 * gthr-posix95.h: Likewise.
16226 * gthr-posix.h: Likewise.
16227 * gthr-rtems.h: Likewise.
16228 * gthr-single.h: Likewise.
16229 * gthr-solaris.h: Likewise.
16230 * gthr-tpf.h: Likewise.
16231 * gthr-vxworks.h: Likewise.
16232 * gthr-win32.h: Likewise.
16234 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
16237 * config/i386/i386.md: Restrict the new peephole2 to move
16238 between MMX/SSE registers.
16240 2009-02-15 Richard Guenther <rguenther@suse.de>
16243 2009-02-13 Richard Guenther <rguenther@suse.de>
16245 * configure.ac: Enable LFS.
16246 * configure: Re-generate.
16247 * config.in: Likewise.
16249 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16251 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
16252 spu_srqwbyte, spu_srqwbytebc): Define.
16253 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
16254 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
16255 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
16256 "shrqby_<mode>"): New insn-and-split patterns.
16257 * config/spu/spu.c (expand_builtin_args): Determine and return
16258 number of operands using spu_builtin_description data.
16259 (spu_expand_builtin_1): Use it.
16261 2009-02-13 Steve Ellcey <sje@cup.hp.com>
16264 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
16267 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16270 * config/i386/i386.c (override_options): Correct warning
16271 messages for -malign-loops, -malign-jumps and -malign-functions.
16273 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16276 * config/i386/i386.md: Restrict the new peephole2 to move
16277 between the general purpose registers.
16279 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16282 * config/i386/i386.c (type_natural_mode): Add a new argument.
16283 Return the original mode and warn ABI change if vector size is 32byte.
16284 (function_arg_advance): Updated.
16285 (function_arg): Likewise.
16286 (ix86_function_value): Likewise.
16287 (ix86_return_in_memory): Likewise.
16288 (ix86_sol10_return_in_memory): Likewise.
16289 (ix86_gimplify_va_arg): Likewise.
16290 (function_arg_32): Don't warn ABX ABI change here.
16291 (function_arg_64): Likewise.
16293 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
16295 * loop-iv.c (implies_p): In the final case, test that operands 0
16296 of the two comparisons match.
16298 * config/bfin/bfin.c (find_prev_insn_start): New function.
16299 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
16300 (find_next_insn_start): Move.
16302 2009-02-13 Richard Guenther <rguenther@suse.de>
16304 * configure.ac: Enable LFS.
16305 * configure: Re-generate.
16306 * config.in: Likewise.
16308 2009-02-13 Joseph Myers <joseph@codesourcery.com>
16311 * c-parser.c (c_parser_parms_list_declarator): Discard pending
16312 sizes on syntax error after some arguments have been parsed.
16314 2009-02-12 Jakub Jelinek <jakub@redhat.com>
16316 * doc/invoke.texi (-fira): Remove.
16318 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16320 * caller-save.c: Replace regclass.c with reginfo.c in comments.
16321 * recog.c: Likewise.
16324 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
16326 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
16327 (umul_ppmm): Likewise.
16328 (count_leading_zeros): Likewise.
16329 (count_trailing_zeros): Likewise.
16330 (UMUL_TIME): Likewise.
16332 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16334 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
16335 soft-fp/t-softfp to tmake_file.
16337 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
16338 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
16339 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
16340 IA64_BUILTIN_INFQ]: New.
16341 (ia64_init_builtins): Initialize __builtin_infq,
16342 __builtin_fabsq and __builtin_copysignq if not HPUX.
16343 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
16344 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
16346 * config/ia64/lib1funcs.asm (__divtf3): Define only if
16348 (__fixtfti): Likewise.
16349 (__fixunstfti): Likewise.
16350 (__floattitf): Likewise.
16352 * config/ia64/libgcc-glibc.ver: New.
16353 * config/ia64/t-fprules-softfp: Likewise.
16354 * config/ia64/sfp-machine.h: Likewise.
16356 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
16357 (LIBGCC2_TF_CEXT): Likewise.
16358 (TF_SIZE): Likewise.
16359 (TARGET_INIT_LIBFUNCS): Likewise.
16361 * config/ia64/t-glibc (SHLINB_MAPFILES):
16362 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
16364 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16366 * config/i386/i386.c (construct_container): Rewrite processing
16367 BLKmode with X86_64_SSE_CLASS.
16369 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
16372 * config/i386/i386.md: Replace simplify_replace_rtx with
16373 replace_rtx in the new peephole2.
16375 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
16377 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
16378 loop unrolling do not happen at -O2.
16380 2009-02-12 Michael Matz <matz@suse.de>
16382 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
16384 2009-02-12 Jakub Jelinek <jakub@redhat.com>
16386 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
16389 2009-02-12 Ben Elliston <bje@au.ibm.com>
16391 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
16392 patterns when updating the back chain. Missed in the 2009-02-10
16395 2009-02-11 Janis Johnson <janis187@us.ibm.com>
16397 * doc/extend.texi (Decimal Floating Types): Update identifier of
16398 draft TR and list of missing support.
16400 2009-02-11 Jakub Jelinek <jakub@redhat.com>
16402 PR middle-end/39154
16403 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
16404 bit to variable length decl's flags, add it also to its
16405 pointer replacement variable.
16407 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
16408 Jakub Jelinek <jakub@redhat.com>
16411 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
16412 (memory_blockage): New expander.
16413 (*memory_blockage): New insn pattern.
16414 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
16415 instead of general blockage at the end of function prologue when
16416 frame pointer is used to access red zone area. Do not emit blockage
16417 when profiling, it is emitted in generic code.
16418 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
16419 function epilogue when frame pointer is used to access red zone area.
16421 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
16424 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
16425 by arithmetic with memory operands.
16426 * config/i386/predicates.md (commutative_operator): New.
16428 2009-02-10 Janis Johnson <janis187@us.ibm.com>
16430 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
16433 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
16435 * alias.h (record_alias_subset): Declare.
16436 * alias.c (record_alias_subset): Make global.
16438 2009-02-10 Nick Clifton <nickc@redhat.com>
16440 * tree-parloops.c: Change license to GPLv3.
16441 * ipa-struct-reorg.c: Change license to GPLv3.
16442 * ipa-struct-reorg.h: Change license to GPLv3.
16444 2009-02-10 Steve Ellcey <sje@cup.hp.com>
16447 * c-decl.c (start_struct): Return NULL on error.
16449 2009-02-10 Jakub Jelinek <jakub@redhat.com>
16451 PR middle-end/39124
16452 * cfgloopmanip.c (remove_path): Call remove_bbs after
16453 cancel_loop_tree, not before it.
16456 * function.h (struct function): Add has_local_explicit_reg_vars bit.
16457 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
16458 VAR_DECLs were seen.
16459 * tree-ssa-live.c (remove_unused_locals): Recompute
16460 cfun->has_local_explicit_reg_vars.
16461 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
16462 copies or clearings if cfun->has_local_explicit_reg_vars.
16464 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
16467 * config/i386/i386.c (expand_prologue): Emit blockage at the end
16468 of function prologue when frame pointer is used to access
16471 2009-02-10 Richard Guenther <rguenther@suse.de>
16473 PR middle-end/39127
16474 * gimplify.c (gimple_regimplify_operands): Always look if
16475 we need to create a temporary.
16477 2009-02-10 Richard Guenther <rguenther@suse.de>
16479 PR tree-optimization/39132
16480 * tree-loop-distribution.c (todo): New global var.
16481 (generate_memset_zero): Trigger TODO_rebuild_alias.
16482 (tree_loop_distribution): Return todo.
16484 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
16487 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
16488 (x86_64_reg_class_name): Removed.
16489 (classify_argument): Return 0 if bytes > 32. Return 0 if the
16490 first one isn't X86_64_SSE_CLASS or any other ones aren't
16491 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
16492 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
16493 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
16494 and 3 X86_64_SSEUP_CLASS.
16495 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
16496 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
16498 2009-02-10 Ben Elliston <bje@au.ibm.com>
16500 * config/rs6000/rs6000.md (allocate_stack): Always use an update
16501 form instruction to update the stack back chain word, even if the
16502 user has disabled the generation of update instructions.
16503 (movdi_<mode>_update_stack): New.
16504 (movsi_update_stack): Likewise.
16505 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
16506 always use an update form instruction to update the stack back
16509 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
16511 PR middle-end/38953
16512 * graphite.c (if_region_set_false_region): After moving a region in
16513 the false branch of a condition, remove the empty dummy basic block.
16514 (gloog): Remove wrong fix for PR38953.
16516 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16518 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
16519 generation due to implicit sign extension.
16521 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
16523 PR middle-end/38981
16524 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
16525 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
16527 2009-02-09 Richard Guenther <rguenther@suse.de>
16529 PR middle-end/35202
16530 * convert.c (convert_to_real): Disable (float)fn((double)x)
16531 to fnf(x) conversion if errno differences may occur and
16532 -fmath-errno is set.
16534 2009-02-07 Anatoly Sokolov <aesok@post.ru>
16536 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
16537 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16538 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16540 2009-02-06 Joseph Myers <joseph@codesourcery.com>
16543 * c-common.c (handle_alias_attribute): Disallow attribute for
16544 anything not a FUNCTION_DECL or VAR_DECL.
16546 2009-02-06 Janis Johnson <janis187@us.ibm.com>
16549 * real.c (do_compare): Special-case compare of zero against
16550 decimal float value.
16552 2009-02-06 Joseph Myers <joseph@codesourcery.com>
16555 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
16556 as indicating flexible array members unless the field itself is
16557 being declarared as the incomplete array.
16559 2009-02-06 Jan Hubicka <jh@suse.cz>
16561 PR tree-optimization/38844
16562 * ipa-inline.c (try_inline): Stop inlining recursion when edge
16563 is already inlined.
16565 2009-02-06 Richard Guenther <rguenther@suse.de>
16567 PR middle-end/38977
16568 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
16569 fork because we may expand it as __gcov_fork.
16571 2009-02-06 Nick Clifton <nickc@redhat.com>
16573 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
16575 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
16577 PR tree-optimization/35659
16578 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
16579 vn_phi_eq): Shortcut if hashcode does not match.
16580 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
16582 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
16583 and avoid iterative_hash_expr.
16584 (FOR_EACH_VALUE_ID_IN_SET): New.
16585 (value_id_compare): Remove.
16586 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
16587 sort expressions by value id.
16589 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
16592 * config/sh/predicates.md (general_movsrc_operand): Don't check
16593 the subreg of system registers here.
16595 2009-02-05 Jakub Jelinek <jakub@redhat.com>
16598 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
16599 on the copied decl.
16601 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
16603 PR rtl-optimization/39110
16604 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
16605 addresses, not aligned ones.
16607 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
16608 Richard Guenther <rguenther@suse.de>
16610 PR tree-optimization/39100
16611 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
16612 comment says and add edges.
16614 2009-02-05 Joseph Myers <joseph@codesourcery.com>
16617 * c-common.c (handle_tls_model_attribute): Ignore attribute for
16618 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
16620 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
16622 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
16623 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
16624 register_bb_in_sese, new_sese, free_sese): Moved.
16625 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
16626 outermost_loop_in_scop, build_scop_iteration_domain,
16627 expand_scalar_variables_ssa_name, get_vdef_before_scop,
16628 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
16629 Use loop_in_sese_p instead of loop_in_scop_p.
16630 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
16631 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
16632 (scopdet_basic_block_info): Fix bug in scop detection.
16633 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
16634 eq_loop_to_cloog_loop): Remove.
16635 (nb_loops_around_loop_in_scop, nb_loop
16636 ref_nb_loops): Moved here...
16637 * graphite.h (ref_nb_loops): ... from here.
16638 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
16639 (loop_domain_dim, loop_iteration_vector_dim): Remove.
16640 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
16641 * testsuite/gcc.dg/graphite/scop-19.c: New
16643 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
16644 Hans-Peter Nilsson <hp@axis.com>
16646 PR rtl-optimization/37889
16647 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
16648 Move offset handling from PLUS to before the switch. Use new
16649 arguments when considering SYMBOL_REFs too.
16650 (rtx_addr_can_trap_p): Pass dummy offset and size.
16651 (enum may_trap_p_flags): Remove.
16652 (may_trap_p_1): Pass size from MEM_SIZE.
16654 PR rtl-optimization/38921
16655 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
16656 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
16657 * rtlanal.c (may_trap_after_code_motion_p): Delete.
16658 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
16660 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
16662 AVX Programming Reference (January, 2009)
16663 * config/i386/sse.md (*vpclmulqdq): New.
16665 2009-02-04 Jakub Jelinek <jakub@redhat.com>
16667 PR tree-optimization/38977
16668 PR gcov-profile/38292
16669 * calls.c (special_function_p): Disregard __builtin_ prefix.
16671 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
16673 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
16674 non-indexable addresses even before reload.
16676 2009-02-03 Joseph Myers <joseph@codesourcery.com>
16679 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
16680 as having variable size. Do not give an error for unnamed
16681 parameters with [*] declarators. Give a warning for type names
16682 with [*] declarators and mark them as variable size.
16683 * c-parser.c (c_parser_sizeof_expression): Do not give an error
16684 for sizeof applied to [*] type names.
16686 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
16689 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
16691 2009-02-03 Jakub Jelinek <jakub@redhat.com>
16693 * gcc.c (process_command): Update copyright notice dates.
16694 * gcov.c (print_version): Likewise.
16695 * gcov-dump.c (print_version): Likewise.
16696 * mips-tfile.c (main): Likewise.
16697 * mips-tdump.c (main): Likewise.
16699 2009-02-03 Joseph Myers <joseph@codesourcery.com>
16702 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
16703 for composite type involving a zero-length array type.
16705 2009-02-03 Jakub Jelinek <jakub@redhat.com>
16708 * function.c (match_asm_constraints_1): Skip over
16709 initial optional % in the constraint.
16711 PR inline-asm/39059
16712 * c-parser.c (c_parser_postfix_expression): If fixed point is not
16713 supported, don't accept FIXED_CSTs.
16714 * c-decl.c (finish_declspecs): Error if fixed point is not supported
16715 and _Sat is used without _Fract/_Accum. Set specs->type to
16716 integer_type_node for cts_fract/cts_accum if fixed point is not
16719 2009-02-02 Catherine Moore <clm@codesourcery.com>
16721 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
16723 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
16725 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
16726 (ABI_HAS_64BIT_SYMBOLS): Use it.
16727 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
16729 2009-02-02 Paul Brook <paul@codesourcery.com>
16731 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
16733 2009-02-02 Jakub Jelinek <jakub@redhat.com>
16735 PR inline-asm/39058
16736 * recog.h (asm_operand_ok): Add constraints argument.
16737 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
16738 recurse on matching constraint.
16739 (check_asm_operands): Pass constraints as 3rd argument to
16740 asm_operand_ok. Don't look up matching constraint here.
16741 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
16744 2009-02-02 Ben Elliston <bje@au.ibm.com>
16746 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
16747 TARGET_NARROW_VOLATILE_BITFIELD macro names.
16749 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16751 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
16752 information. Remove some obsolete information. Reorganize.
16754 * config/pa/fptr.c: Revert license to GPL 2.
16755 * config/pa/milli64.S: Likewise.
16757 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
16760 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
16761 LIBRARY name in, instead of hard-coding it.
16762 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
16763 extra target make frag to tmake_files according to EH model.
16764 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
16765 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
16766 frags that define makefile variable EH_MODEL appropriately.
16767 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
16768 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
16769 to "-sjlj" according to type of EH configured.
16770 (LIBGCC_SONAME): Concatenate it to shared library base name.
16771 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
16772 to "_sjlj" according to type of EH configured.
16773 (LIBGCC_SONAME): Concatenate it to shared library base name.
16774 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
16775 (SHLIB_LINK): Add missing semicolon to if-else construct.
16776 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
16777 string value of "pe_dll" command-line option.
16778 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
16779 (SHLIB_SONAME): Use it when overriding t-cygming default.
16780 (SHLIB_IMPLIB): Override t-cygming default.
16781 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
16782 string value of "pe_dll" command-line option.
16784 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
16787 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
16788 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
16790 2009-01-31 Richard Guenther <rguenther@suse.de>
16792 PR tree-optimization/38937
16793 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
16794 computing the transitive closure.
16796 2009-01-30 Richard Guenther <rguenther@suse.de>
16798 PR tree-optimization/39041
16799 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
16800 Propagate variable indices only if the types match for this stmt.
16802 2009-01-30 Jakub Jelinek <jakub@redhat.com>
16805 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
16806 inline but never defined.
16808 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
16810 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
16811 (*insv_h_di_reg_extimm): New insn.
16812 (*insv_l<mode>_reg_extimm): New insn.
16814 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
16816 * config/picochip/picochip.c (flag_conserve_stack): set
16817 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
16818 fconserve-stack. Reduce call-overhead used by inliner.
16820 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
16823 * common.opt (flag_conserve_stack): Initialised to zero.
16825 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
16828 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
16829 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
16832 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
16834 * ira-color.c (allocno_reload_assign): Update comments.
16835 * regmove.c (regmove_optimize): Likewise.
16839 2009-01-29 Robert Millan <rmh@aybabtu.com>
16841 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
16842 * config/i386/kopensolaris-gnu.h: New file. Undefine
16843 `MD_UNWIND_SUPPORT'.
16844 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
16846 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
16848 PR tree-optimization/39007
16849 * tree-loop-distribution.c (generate_builtin): Use
16850 recompute_dominator to compute the immediate dominator of the
16851 basic block just after the loop.
16853 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16855 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
16856 (ASM_OUTPUT_DWARF_PCREL): Define.
16858 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
16860 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
16861 * doc/passes.texi: Remove entries about regclass, local-alloc, and
16862 global. Modify entries about regmove and IRA.
16864 * ra-conflict.c: Remove the file.
16866 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
16868 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
16869 (pass_regclass_init): Rename to pass_reginfo_init.
16871 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
16873 * toplev.h (flag_ira): Remove.
16875 * caller-save.c (setup_save_areas): Remove flag_ira.
16877 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
16879 * global.c: Remove the file.
16881 * opts.c (decode_options): Remove flag_ira.
16883 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
16885 * regmove.c: Modify file description.
16886 (find_use_as_address, try_auto_increment): Define them only if
16887 AUTO_INC_DEC is defined.
16888 (replacement_quality, replace_in_call_usage, fixup_match_1,
16889 stable_and_no_regs_but_for_p): Remove.
16890 (reg_set_in_bb): Make it static.
16891 (regmove_optimize): Remove flag_ira and code which worked for
16894 * local-alloc.c: Remove the file.
16896 * common.opt (fira): Remove.
16898 * ira.c: Include except.h.
16899 (eliminable_regset): Move from global.c.
16900 (mark_elimination): Ditto. Remove flag_ira.
16901 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
16902 equiv_mem_modified, validate_equiv_mem_from_store,
16903 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
16904 contains_replace_regs, memref_referenced_p, memref_used_between_p,
16905 no_equiv, recorded_label_ref): Move from local-alloc.c.
16906 (update_equiv_regs): Ditto. Make it static.
16907 (print_insn_chain, print_insn_chains): Move it from global.c.
16908 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
16909 (build_insn_chain): Ditto. Make it static.
16910 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
16911 Rename to init_live_subregs.
16912 (gate_ira): Remove flag_ira.
16914 * regclass.c: Rename reginfo.c. Change file description.
16915 (FORBIDDEN_INC_DEC_CLASSES): Remove.
16916 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
16917 (init_reg_sets_1): Remove code for evaluation of
16918 reg_class_superclasses and losing_caller_save_reg_set.
16919 (init_regs): Remove init_reg_autoinc.
16920 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
16921 ok_for_base_p_nonstrict): Remove.
16922 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
16923 (pass_regclass_init): Rename to pass_reginfo_init. Modify
16924 corresponding entries.
16925 (dump_regclass, record_operand_costs, scan_one_insn,
16926 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
16927 record_address_regs, auto_inc_dec_reg_p): Remove.
16928 (gt-regclass.h): Rename to gt-reginfo.h.
16930 * rtl.h (dump_global_regs, retry_global_alloc,
16931 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
16933 * Makefile.in (RA_H): Remove.
16934 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
16935 Rename regclass.o to reginfo.o.
16936 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
16938 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
16939 (GTFILES): Rename regclass.c to reginfo.c.
16941 * passes.c (init_optimization_passes): Remove pass_local_alloc and
16942 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
16944 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
16945 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
16947 (finish_spills): Ditto. Remove code for !flag_ira.
16949 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
16951 PR middle-end/35854
16952 * doc/invoke.texi (rtl debug options): Complete rewrite.
16953 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
16955 * mode-switching.c (pass_mode_switching): Rename pass from
16956 "mode-sw" to "mode_sw".
16957 * except.c (pass_convert_to_eh_ranges): Rename pass from
16958 "eh-ranges" to "eh_ranges".
16959 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
16963 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
16964 Alexander Monakov <amonakov@ispras.ru>
16966 PR middle-end/38857
16967 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
16969 (move_exprs_to_boundary): Change return type and pass through
16970 should_move from move_op. Relax assert. Update usage ...
16971 (schedule_expr_on_boundary): ... here. Use should_move instead of
16973 (move_op_orig_expr_found): Indicate that insn was disconnected from
16975 (code_motion_process_successors): Do not call after_merge_succs
16976 callback if original expression was not found when traversing any of
16978 (code_motion_path_driver): Change return type. Update prototype.
16979 (move_op): Update comment. Add a new parameter (should_move). Update
16980 prototype. Set *should_move based on indication provided by
16981 move_op_orig_expr_found.
16983 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
16985 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
16986 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
16987 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
16988 * config/rs6000/rs6000.c (rs6000_override_options): Default
16989 avoid-indexed-addresses on for Power6, off for everything else.
16990 (avoiding_indexed_address_p): New function.
16991 (rs6000_legitimize_address): Use it.
16992 (rs6000_legitimate_address): Likewise.
16993 * config/rs6000/rs6000.md (movXX_updateX): Likewise
16995 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
16997 PR tree-optimization/38997
16998 * tree-loop-distribution.c (generate_memset_zero): Use
16999 POINTER_PLUS_EXPR for a pointer addition.
17001 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
17003 * config/s390/s390.md (bswap<mode>2): New pattern added.
17005 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17007 * config/s390/s390.md (*tls_load_31): Added type attribute.
17009 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17011 * config/s390/s390.md: Fix a few comments.
17013 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17015 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
17016 (*tm<mode>_full): Fixed z10prop attribute.
17017 (*tst<mode>_extimm): Fixed z10prop attribute.
17018 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
17019 (*tstqiCCT_cconly): Fixed z10prop attribute.
17020 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
17021 (*movsi_larl): Fixed z10prop attribute.
17022 (*movsi_zarch): Fixed z10prop attribute.
17023 (*movsi_eas): Fixed z10prop attribute.
17024 (*movhi): Fixed z10prop attribute.
17025 (*movqi): Fixed z10prop attribute.
17026 (*movstrictqi): Fixed z10prop attribute.
17027 (*mov<mode>): Fixed z10prop attribute.
17028 (*movcc): Fixed z10prop attribute.
17029 (*sethighpartdi_64): Fixed z10prop attribute.
17030 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
17031 (*negdi2_sign_cc): Fixed z10prop attribute.
17032 (*negdi2_sign): Fixed z10prop attribute.
17033 (*absdi2_sign_cc): Fixed z10prop attribute.
17034 (*absdi2_sign): Fixed z10prop attribute.
17035 (*negabsdi2_sign_cc): Fixed z10prop attribute.
17036 (*negabsdi2_sign): Fixed z10prop attribute.
17037 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
17038 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
17039 (doloop_si64): Fixed z10prop attribute.
17040 (doloop_si31): Fixed z10prop attribute.
17041 (doloop_long): Fixed z10prop attribute.
17042 (indirect_jump): Fixed z10prop attribute.
17043 (nop): Fixed z10prop attribute.
17044 (main_base_64): Fixed z10prop attribute.
17045 (reload_base_64): Fixed z10prop attribute.
17047 2009-01-28 Jakub Jelinek <jakub@redhat.com>
17049 PR rtl-optimization/38740
17050 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
17052 * config/mips/mips.c (mips_reorg): Likewise.
17054 2009-01-28 Richard Guenther <rguenther@suse.de>
17056 PR tree-optimization/38926
17057 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
17058 with the correct value id to a value.
17059 (do_regular_insertion): Use the value number of edoubleprime
17060 for the value number of the expr.
17063 2008-08-21 Richard Guenther <rguenther@suse.de>
17065 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
17066 a PHI ask VN if it is already available.
17067 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
17068 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
17070 2009-01-28 Jakub Jelinek <jakub@redhat.com>
17072 PR middle-end/38934
17073 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
17074 set to varying whenever max has TREE_OVERFLOW set, similarly
17075 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
17077 2009-01-28 Richard Guenther <rguenther@suse.de>
17079 PR middle-end/38908
17080 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
17081 uninitialized aggregate uses in call arguments.
17083 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
17085 PR tree-optimization/38984
17086 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
17087 the nothing_id variable if -fno-delete-null-pointer-checks.
17089 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
17092 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
17093 (set_got_offset_rex64): Ditto.
17095 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
17098 * doc/extend.texi: Improve local variable with asm reg.
17100 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
17102 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
17103 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
17104 was not supplied then set warn_packed_bitfield_compat to the
17105 default value of 1.
17106 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
17109 2009-01-27 Richard Guenther <rguenther@suse.de>
17111 PR tree-optimization/38503
17112 * cfgexpand.c (expand_gimple_basic_block): Ignore
17113 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
17114 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
17115 variables that cannot have TBAA applied.
17116 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
17119 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
17121 PR middle-end/38969
17122 * calls.c (initialize_argument_information): Do not wrap complex
17123 arguments in SAVE_EXPR.
17125 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
17127 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
17128 (INSTALL_LIBGCC): Revert typo commit.
17130 2009-01-26 Richard Guenther <rguenther@suse.de>
17132 PR tree-optimization/38745
17133 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
17134 from special handling.
17136 2009-01-26 Richard Guenther <rguenther@suse.de>
17138 PR tree-optimization/38745
17139 * tree-ssa.c (execute_update_addresses_taken): Do not include
17140 variables that cannot possibly be a register in not_reg_needs.
17141 Do not clear TREE_ADDRESSABLE on vars that may not become
17143 * tree-ssa.c (update_alias_info_1): Include those in the set
17144 of addressable vars.
17146 2009-01-26 Richard Guenther <rguenther@suse.de>
17148 PR middle-end/38851
17149 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
17150 * tree-ssa-dse.c: Include langhooks.h
17151 (execute_simple_dse): Remove stores with zero size.
17153 2009-01-24 Jakub Jelinek <jakub@redhat.com>
17156 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
17159 2009-01-24 Julian Brown <julian@codesourcery.com>
17161 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
17162 config/arm/linux-atomic.c.
17163 * config/arm/linux-atomic.c: New.
17165 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
17167 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
17168 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
17169 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
17171 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
17174 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
17177 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
17179 PR tree-optimization/38953
17180 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
17181 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
17182 (gloog): Split the exit of the scop when the scop exit is a loop exit.
17183 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
17186 2009-01-24 Paul Brook <paul@codesourcery.com>
17188 * config/arm/neon.md (neon_type): Move to arm.md.
17189 (neon_mov<VSTRUCT>): Add neon_type attribute.
17190 * config/arm/arm.md (neon_type): Move to here.
17191 (conds): Add "unconditioal" and use as default for NEON insns.
17193 2009-01-24 Ben Elliston <bje@au.ibm.com>
17195 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
17196 void *' warning from -Wc++-compat.
17197 * Makefile.in (dominance.o-warn): Remove.
17199 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
17201 PR tree-optimization/38932
17202 * fold-const.c (fold_unary_ignore_overflow): New.
17203 * tree.h (fold_unary_ignore_overflow): Declare.
17204 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
17205 * tree-ssa-sccvn.c (visit_reference_op_load,
17206 simplify_unary_expression): Likewise.
17208 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
17210 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
17211 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
17212 regardless of their type.
17213 * c-common.c (handle_packed_attribute): Don't ignore packed on
17215 * c.opt (Wpacked-bitfield-compat): New warning option.
17216 * stor-layout.c (place_field): Warn if offset of a field changed.
17217 * doc/extend.texi (packed): Mention the ABI change.
17218 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
17219 (Warning Options): Add it to the list.
17221 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
17223 * c-opts.c (c_common_post_options): Fix a typo in comments.
17225 2009-01-22 Steve Ellcey <sje@cup.hp.com>
17227 PR middle-end/38615
17228 * gimplify.c (gimplify_init_constructor): Fix promotion of const
17229 variables to static.
17230 * doc/invoke.texi (-fmerge-all-constants): Update description.
17232 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
17235 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
17236 (*movdi_1_rex64): Use type "mmx" for alternative 5.
17238 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
17240 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
17242 (LOCAL_ALIGNMENT): Similarly.
17244 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
17245 Joseph Myers <joseph@codesourcery.com>
17247 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
17248 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
17249 * config/arm/arm-tune.md: Regenerate.
17250 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
17253 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
17255 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
17256 version number to five.
17258 2009-01-22 Dodji Seketeli <dodji@redhat.com>
17261 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
17262 * c-common.c (set_underlying_type): Likewise.
17263 (is_typedef_decl ): Likewise
17265 (set_underlying_type): Likewise.
17266 (is_typedef_type): Likewise.
17268 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
17270 PR middle-end/38587
17271 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
17274 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
17277 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
17278 (LIBGCC_SPEC): Don't define.
17279 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
17281 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
17283 PR rtl-optimization/38879
17284 * alias.c (base_alias_check): Unaligned access via AND address can
17285 alias all surrounding object types except those with sizes equal
17286 or wider than the size of unaligned access.
17288 2009-01-21 Dodji Seketeli <dodji@redhat.com>
17291 * c-decl.c (clone_underlying_type): Move this ...
17292 * c-common.c (set_underlying_type): ... here.
17293 Also, make sure the function properly sets TYPE_STUB_DECL() on
17294 the newly created typedef variant type.
17295 (is_typedef_decl ): New entry point.
17296 * tree.h: Added a new member member_types_needing_access_check to
17297 struct tree_decl_non_common.
17298 (set_underlying_type): New entry point.
17299 (is_typedef_type): Likewise.
17301 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
17303 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
17304 Check whether two instructions have memory references that
17305 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
17306 are helper functions for traversing.
17307 * alias.h (insn_alias_sets_confilict_p): New prototypes.
17308 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
17309 not to draw dependency edge for instructions with non-conflicting
17312 2009-01-20 Joseph Myers <joseph@codesourcery.com>
17315 * longlong.h: Update copyright years. Use soft-fp license notice.
17316 Sync __clz_tab declaration with glibc.
17318 2009-01-20 Steve Ellcey <sje@cup.hp.com>
17321 * doc/extend.texi (syscall_linkage): New.
17322 (version_id): Modify.
17324 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
17325 Richard Guenther <rguenther@suse.de>
17327 PR tree-optimization/38747
17328 PR tree-optimization/38748
17329 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
17330 conversion if the base address is an indirect reference and the
17331 aliasing sets could cause issues.
17333 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
17335 * common.opt (fgraphite, fgraphite-identity): Add comment for
17336 explaining why these options are not documented.
17338 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
17340 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
17341 gimple_call_lhs is NULL.
17343 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
17346 * emit-rtl.c (adjust_address_1): Make sure memref is never
17349 2009-01-20 Ben Elliston <bje@au.ibm.com>
17351 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
17352 const qualifier from arg parameter. Remove unnecessary cast to char *.
17353 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
17354 const qualifier from arg 2.
17356 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
17358 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
17360 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
17363 * rtl.h (reinit_regs): New prototype.
17364 * regclass.c: Include ira.h.
17365 (reinit_regs): New.
17366 * Makefile.in (regclass.o): Add ira.h.
17367 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
17369 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
17372 * c-common.c (handle_aligned_attribute): Use
17373 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
17374 default alignment value.
17376 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
17378 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
17379 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
17381 * doc/extend.texi: Update __attribute__ ((aligned)). Document
17382 __BIGGEST_ALIGNMENT__.
17384 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
17386 2009-01-18 Richard Guenther <rguenther@suse.de>
17388 PR tree-optimization/38819
17389 * tree-flow.h (operation_could_trap_helper_p): Declare.
17390 * tree-eh.c (operation_could_trap_helper_p): Export.
17391 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
17392 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
17393 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
17394 are about to insert a possibly trapping instruction and fail
17397 2009-01-18 Andreas Schwab <schwab@suse.de>
17399 * doc/install.texi (Configuration): Remove obsolete paragraph
17400 about use of --with-gnu-ld with --with-gnu-as.
17402 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
17404 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
17405 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
17406 Follow spelling conventions.
17408 2009-01-18 Ben Elliston <bje@au.ibm.com>
17410 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
17411 C++ warning about implicit conversion from void * to struct
17413 (bitmap_obstack_free): Likewise for bitmap_element *.
17414 * Makefile.in (bitmap.o-warn): Remove.
17416 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
17418 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
17420 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
17421 Tobias Grosser <tobi.grosser@amd.com>
17423 * graphite.c (graphite_trans_scop_block): Do not block single
17426 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
17428 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
17429 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
17430 test with assertion.
17432 2009-01-16 Richard Guenther <rguenther@suse.de>
17434 PR tree-optimization/38835
17435 PR middle-end/36227
17436 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
17437 and INT + PTR -> (INT)(PTR p+ INT) folding.
17438 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
17440 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
17443 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
17444 the subreg from a lowpart subreg if it is also casting the value.
17446 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
17447 Tobias Grosser <tobi.grosser@amd.com>
17449 * graphite.c (compare_prefix_loops): New.
17450 (build_scop_canonical_schedules): Rewritten.
17451 (graphite_transform_loops): Move build_scop_canonical_schedules
17452 after build_scop_iteration_domain.
17454 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
17455 Tobias Grosser <tobi.grosser@amd.com>
17457 * graphite.c (add_conditions_to_domain): Add the loops to
17458 the dimension of the iteration domain. Do copy the domain
17459 only when it exists.
17460 (build_scop_conditions_1): Do not call add_conditions_to_domain.
17461 (add_conditions_to_constraints): New.
17462 (can_generate_code_stmt, can_generate_code): Removed.
17463 (gloog): Do not call can_generate_code.
17464 (graphite_transform_loops): Call add_conditions_to_constraints
17465 after building the iteration domain.
17467 2009-01-16 Jakub Jelinek <jakub@redhat.com>
17469 PR tree-optimization/38789
17470 * tree-ssa-threadedge.c
17471 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
17472 __builtin_constant_p.
17474 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17476 * dce.c (delete_unmarked_insns): Reversed the order that insns are
17477 examined before deleting them.
17479 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
17481 * function.c (aggregate_value_p): Correctly extract the function
17482 type from CALL_EXPR_FN lookup.
17484 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17486 * config/picochip/picochip.c (picochip_override_options): Revert
17487 CFI asm flag disable commited previously.
17489 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
17490 Tobias Grosser <tobi.grosser@amd.com>
17491 Jan Sjodin <jan.sjodin@amd.com>
17493 * graphite.c (scan_tree_for_params): On substractions negate
17494 all the coefficients of the term.
17495 (clast_to_gcc_expression_red): New. Handle reduction expressions
17496 of more than two operands.
17497 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
17498 (get_vdef_before_scop): Handle also the case of default definitions.
17500 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
17502 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
17503 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
17504 Also use them when walking CALL_INSN_FUNCTION_USAGE.
17506 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
17507 Joey Ye <joey.ye@intel.com>
17509 PR middle-end/37843
17510 * cfgexpand.c (expand_stack_alignment): Don't update stack
17511 boundary nor check incoming stack boundary here.
17512 (gimple_expand_cfg): Update stack boundary and check incoming
17513 stack boundary here.
17515 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
17517 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
17519 2009-01-14 Jakub Jelinek <jakub@redhat.com>
17521 PR rtl-optimization/38245
17522 * calls.c (expand_call): Add stack arguments to
17523 CALL_INSN_FUNCTION_USAGE even for pure calls (when
17524 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
17525 in regs and partially in memory or BLKmode arguments.
17526 (emit_library_call_value_1): Add stack arguments to
17527 CALL_INSN_FUNCTION_USAGE even for pure calls (when
17528 ACCUMULATE_OUTGOING_ARGS).
17529 * dce.c: Include tm_p.h.
17530 (find_call_stack_args): New function.
17531 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
17533 (mark_insn): Call find_call_stack_args for CALL_Ps.
17534 (prescan_insns_for_dce): Walk insns backwards in bb rather than
17535 forwards. Allocate and free arg_stores bitmap if needed, pass it
17536 down to deletable_insn_p, don't mark stores set in arg_stores
17537 bitmap, clear the bitmap at the beginning of each bb.
17538 * Makefile.in (dce.o): Depend on $(TM_P_H).
17540 2009-01-14 Michael Meissner <gnu@the-meissners.org>
17543 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
17544 to make sure the insn is a conditional test (bug 22599). Reformat a
17547 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
17549 PR middle-end/38431
17550 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
17551 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
17552 (gloog): Do not call cleanup_tree_cfg.
17553 (graphite_transform_loops): Call cleanup_tree_cfg after all
17554 scops have been code generated.
17556 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
17557 * doc/gty.texi (Invoking the garbage collector): Added new node
17558 and section documenting ggc_collect.
17560 2009-01-14 Richard Guenther <rguenther@suse.de>
17562 PR tree-optimization/38826
17563 PR middle-end/38477
17564 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
17565 initialization notes only if we actually emitted a warning.
17566 (intra_create_variable_infos): Add constraints for a result decl
17567 that is passed by hidden reference.
17568 (build_pred_graph): Mark all related variables non-direct on
17571 2009-01-14 Nick Clifton <nickc@redhat.com>
17573 * ira-conflicts.c: Include addresses.h for the definition of
17575 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
17576 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
17578 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
17581 * Makefile.in (ira-lives.o): Add except.h.
17583 * ira-lives.c: Include except.h.
17584 (process_bb_node_lives): Process can_throw_internal.
17586 2009-01-13 Jakub Jelinek <jakub@redhat.com>
17588 PR rtl-optimization/38774
17589 * combine.c (simplify_set): When undoing cc_use change, don't do
17590 PUT_CODE on the newly created comparison, but instead put back the
17593 2009-01-13 Joseph Myers <joseph@codesourcery.com>
17595 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
17596 values. Remove duplicate arm8 entry.
17598 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
17600 PR tree-optimization/38786
17601 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
17602 the SSA_NAME case of expand_scalar_variables_expr.
17603 Set the type of an expression to the type of its assign statement.
17604 (expand_scalar_variables_expr): Also gather the scalar computation
17605 used to index the memory access. Do not pass loop_p.
17606 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
17607 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
17608 the gimple_stmt_iterator where it inserts new code.
17609 Do not pass loop_p.
17610 (copy_bb_and_scalar_dependences): Do not pass loop_p.
17611 (translate_clast): Update call to copy_bb_and_scalar_dependences.
17613 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
17615 * graphite.h (debug_value): Removed.
17616 * graphite.c (debug_value): Removed.
17618 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
17620 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
17621 ldrd/strd with two 32-bit instructions.
17623 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
17625 * config/arm/arm.c (struct processors): Pass for speed down into
17626 cost helper functions.
17627 (const_ok_for_op): Handle COMPARE and inequality nodes.
17628 (arm_rtx_costs_1): Rewrite.
17629 (arm_size_rtx_costs): Update prototype.
17630 (arm_rtx_costs): Pass speed down to helper functions.
17631 (arm_slowmul_rtx_costs): Rework cost calculations.
17632 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
17633 (arm_9e_rtx_costs): Likewise.
17635 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
17637 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
17638 relocations of local symbols wider than UNITS_PER_WORD are not valid.
17639 (alpha_legitimize_address): Do not split local symbols wider than
17640 UNITS_PER_WORD into HIGH/LO_SUM parts.
17642 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
17645 * gcc.c (process_command): Replace call to execvp with calls
17646 to pex_one and exit.
17648 2009-01-03 Anatoly Sokolov <aesok@post.ru>
17651 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
17652 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
17653 variant for devices with 3-byte PC.
17654 (__tablejump_elpm__): New.
17656 2009-01-12 Jakub Jelinek <jakub@redhat.com>
17659 * c-parser.c (c_parser_postfix_expression): Allow `->' in
17660 offsetof member-designator, handle it as `[0].'.
17662 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17664 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
17665 function when not using named sections on targets with named sections
17666 if branch distance is less than 262132.
17668 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
17670 * combine.c (combine_instructions): Recompute
17671 optimize_this_for_speed_p for each BB in the main combine loop.
17673 2009-01-12 Tomas Bily <tbily@suse.cz>
17676 * tree-loop-distribution.c (prop_phis): New function.
17677 (generate_builtin): Call prop_phis.
17678 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
17680 2009-01-12 Jakub Jelinek <jakub@redhat.com>
17682 PR tree-optimization/38807
17683 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
17684 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
17686 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
17688 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
17689 subreg of op0 to the original op0.
17691 2009-01-11 Laurent GUERBY <laurent@guerby.net>
17693 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
17695 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
17698 * mips-tfile.c (parse_def): Fix parsing of def strings
17699 starting with digits.
17701 2009-01-10 Jakub Jelinek <jakub@redhat.com>
17704 * config/arm/arm.c (arm_is_long_call_p): Don't call
17705 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
17707 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
17709 * regrename.c (regrename_optimize): Fix dumping.
17710 (find_oldest_value_reg): Preserve REG_POINTER.
17711 (copy_hardreg_forward_1): Likewise.
17713 2009-01-09 Diego Novillo <dnovillo@google.com>
17715 * gimple.h (struct gimple_statement_base) <uid>: Document
17716 the restrictions on its use.
17717 (gimple_uid): Tidy.
17718 (gimple_set_uid): Tidy.
17720 2009-01-09 Jakub Jelinek <jakub@redhat.com>
17722 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
17723 zero guard even if align_bytes != 0 and count is smaller than
17726 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
17728 PR rtl-optimization/38495
17729 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
17730 (add_range_and_copies_from_move_list): Print all added ranges.
17731 Add ranges to memory optimized destination.
17733 2009-01-09 Jakub Jelinek <jakub@redhat.com>
17737 * config/i386/i386.c (override_options): Reject
17738 -mstringop-strategy=rep_8byte with -m32.
17739 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
17740 to 1. Do count comparison against epilogue_size_needed at compile
17741 time even when count_exp was constant forced into register. For
17742 size_needed don't jump to epilogue, instead just avoid aligning
17743 and invoke the body algorithm. If need_zero_guard, add zero guard
17744 even if count is non-zero, but smaller than size_needed + number of
17745 bytes that could be stored for alignment.
17746 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
17747 to 1. If need_zero_guard, add zero guard even if count is non-zero,
17748 but smaller than size_needed + number of bytes that could be stored
17749 for alignment. Compare size_needed with epilogue_size_needed instead
17750 of desired_align - align, don't adjust size_needed, pass
17751 epilogue_size_needed to the epilogue expanders.
17754 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
17756 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17758 * pa.c (last_address): Change to unsigned.
17759 (update_total_code_bytes): Change argument to unsigned. Don't
17760 check if insn addresses are set.
17761 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
17762 addresses are not set.
17763 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
17765 2009-01-09 Nick Clifton <nickc@redhat.com>
17767 * config/sh/symbian.c: Replace uses of DECL_INLINE with
17768 DECL_DECLARED_INLINE_P.
17770 2009-01-09 Jakub Jelinek <jakub@redhat.com>
17772 PR middle-end/38347
17773 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
17774 GET_MODE (op0) in operand_subword_force calls.
17776 PR middle-end/38771
17777 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
17778 fold_convert arg0 operands to TREE_TYPE (op0) first.
17780 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
17782 * params.def (ira-max-conflict-table-size): Decrease default value
17785 2009-01-08 Jakub Jelinek <jakub@redhat.com>
17787 PR tree-optimization/37031
17788 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
17790 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
17791 allocate it using gc instead of heap, use VEC_quick_push instead of
17793 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
17794 instead of heap, use VEC_quick_push instead of VEC_safe_push.
17795 * tree-data-ref.h (struct access_matrix): Change matrix to gc
17796 allocated vector from heap allocated.
17797 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
17798 * tree-loop-linear.c (linear_transform_loops): Allocate nest
17799 vector only after perfect_loop_nest_depth call.
17801 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
17802 Jan Sjodin <jan.sjodin@amd.com>
17804 PR tree-optimization/38559
17805 * graphite.c (debug_value, copy_constraint,
17806 swap_constraint_variables, scale_constraint_variable, ): New.
17807 (get_lower_bound, get_upper_bound): Removed.
17808 (graphite_trans_bb_strip_mine): Clean up this code that works
17809 only for constant number of iterations. Fully copy upper and
17810 lower bound constraints, not only the constant part of them.
17811 * graphite.h (debug_value): Declared.
17813 2009-01-08 Ira Rosen <irar@il.ibm.com>
17815 PR tree-optimization/37194
17816 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
17817 Don't add the cost of cost model guard in prologue to scalar
17818 outside cost in case of known number of iterations.
17820 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
17821 Alan Modra <amodra@bigpond.net.au>
17823 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
17824 non-word-aligned REG+CONST addressing.
17826 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
17829 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
17830 free_after_compilation when outputting a thunk.
17831 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
17832 Do not call free_after_compilation here.
17834 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
17836 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
17837 (ix86_valid_target_attribute_inner_p): Ditto.
17839 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
17841 PR tree-optimization/38492
17842 PR tree-optimization/38498
17843 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
17844 * tree-chrec.h (scev_is_linear_expression): Declared.
17845 * graphite.c (graphite_cannot_represent_loop_niter): New.
17846 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
17847 (graphite_loop_normal_form): Use gcc_assert.
17848 (scan_tree_for_params): Use CASE_CONVERT.
17849 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
17850 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
17851 Use gcc_assert. Discard scops that contain unhandled cases.
17852 (build_scop_conditions): Return a boolean status for unhandled cases.
17853 (strip_mine_profitable_p): Print the loop number, not its depth.
17854 (is_interchange_valid): Pass the depth of the loop nest, don't
17855 recompute it wrongly.
17856 (graphite_trans_bb_block): Same.
17857 (graphite_trans_bb_block): Print tentative of loop blocking.
17858 (graphite_trans_scop_block): Do not print that the loop has been
17860 (graphite_transform_loops): Do not handle scops that contain condition
17863 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
17865 AVX Programming Reference (December, 2008)
17866 * config/i386/avxintrin.h (_mm256_stream_si256): New.
17867 (_mm256_stream_pd): Likewise.
17868 (_mm256_stream_ps): Likewise.
17870 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
17871 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
17872 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
17873 (bdesc_special_args): Add __builtin_ia32_movntdq256,
17874 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
17875 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
17876 (ix86_expand_special_args_builtin): Likewise.
17878 * config/i386/sse.md (AVXMODEDI): New.
17879 (avx_movnt<mode>): Likewise.
17880 (avx_movnt<mode>): Likewise.
17881 (<sse>_movnt<mode>): Remove AVX support.
17882 (sse2_movntv2di): Likewise.
17884 2009-01-07 Richard Guenther <rguenther@suse.de>
17886 PR middle-end/38751
17887 * fold-const.c (extract_muldiv): Remove obsolete comment.
17888 (fold_plusminus_mult_expr): Undo MINUS_EXPR
17889 to PLUS_EXPR canonicalization for the canonicalization.
17891 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
17893 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
17894 hosted cross-compilers generating less efficient code.
17896 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
17898 * function.h (rtl_data): Add a dbr_scheduled_p field.
17899 * reorg.c (dbr_schedule): Set it.
17900 (gate_handle_delay_slots): Check it.
17901 * config/mips/mips.c (mips_base_delayed_branch): Delete.
17902 (mips_reorg): Check flag_delayed_branch instead of
17903 mips_base_delayed_branch.
17904 (mips_override_options): Don't set mips_base_delayed_branch
17905 or flag_delayed_branch.
17907 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
17909 PR rtl-optimization/38426.
17910 * ira.c (ira): Set current_function_is_leaf earlier.
17912 2009-01-06 Jakub Jelinek <jakub@redhat.com>
17914 PR rtl-optimization/38722
17915 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
17916 too early, only set a flag and modify after last possible
17919 2009-01-06 Janis Johnson <janis187@us.ibm.com>
17922 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
17923 * real.c (decimal_single_format): Correct values of emin and emax.
17924 (decimal_double_format): Ditto.
17925 (decimal_quad_format): Ditto.
17926 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
17927 computation of DECnn_MIN and DECnn_MAX for corrected values of
17928 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
17929 __DECnn_MIN__, and adjust its computation for the corrected value
17932 2009-01-06 Jan Hubicka <jh@suse.cz>
17935 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
17937 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
17939 * doc/contrib.texi (Contributors): Slightly adjust the end note.
17940 Add Robert Clark to the list of testers.
17942 2009-01-06 Jan Hubicka <jh@suse.cz>
17943 Kai Tietz <kai.tietz@onevision.com>
17945 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
17946 * config/i386/i386.c (ix86_expand_call): Add clobbers.
17948 2009-01-06 Jan Hubicka <jh@suse.cz>
17949 Kai Tietz <kai.tietz@onevision.com>
17951 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
17953 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
17954 (ix86_nsaved_regs): Count only general purpose regs.
17955 (ix86_nsaved_sseregs): New.
17956 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
17957 to 16 for w64; compute padding and size of sse reg save area.
17958 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
17959 general purpose regs.
17960 (ix86_emit_save_sse_regs_using_mov): New.
17961 (ix86_expand_prologue): Save SSE regs if needed.
17962 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
17963 (ix86_emit_restore_sse_regs_using_mov): New.
17964 (ix86_expand_epilogue): Save SSE regs if needed.
17966 2009-01-06 Jan Hubicka <jh@suse.cz>
17967 Kai Tietz <kai.tietz@onevision.com>
17969 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
17970 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
17971 functions when accumulate outgoing args is off.
17973 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
17976 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
17977 before using pseudos_have_intersected_live_ranges_p.
17979 * ira-int.h (ira_assert): Always define.
17981 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
17983 AVX Programming Reference (December, 2008)
17984 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
17985 (_mm256_permute2_pd): Likewise.
17986 (_mm_permute2_ps): Likewise.
17987 (_mm256_permute2_ps): Likewise.
17988 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
17989 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
17991 * config/i386/i386.c (ix86_builtins): Remove
17992 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
17993 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
17994 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
17995 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
17996 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
17997 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
17998 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
17999 __builtin_ia32_vpermil2ps256.
18000 (ix86_init_mmx_sse_builtins): Updated.
18001 (ix86_expand_args_builtin): Likewise.
18003 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18005 * pa.c (output_call): Relocate non-jump insns in the delay slot of
18006 long absolute calls when generating PA 2.0 code.
18008 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
18010 PR rtl-optimization/38583
18011 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
18013 * params.def (ira-max-conflict-table-size): New.
18015 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
18017 * ira.h (ira_conflicts_p): New external definition.
18019 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
18020 table. Report this. Return result of building.
18021 (ira_build_conflicts): Use ira_conflicts_p. Check result of
18022 building conflict table.
18024 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
18025 (ira_color): Use ira_conflicts_p.
18027 * global.c: Include ira.h.
18028 (pseudo_for_reload_consideration_p, build_insn_chain): Use
18031 * Makefile.in (global.o): Add ira.h.
18033 * ira-build.c (mark_all_loops_for_removal,
18034 propagate_some_info_from_allocno): New.
18035 (remove_unnecessary_allocnos): Call
18036 propagate_some_info_from_allocno.
18037 (remove_low_level_allocnos): New.
18038 (remove_unnecessary_regions): Add parameter. Call
18039 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
18040 parameter to remove_unnecessary_regions.
18041 (ira_build): Remove all regions but root if the conflict table was
18042 not built. Update conflict hard regs for allocnos crossing calls.
18044 * ira.c (ira_conflicts_p): New global.
18045 (ira): Define and use ira_conflicts_p.
18047 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
18048 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
18049 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
18051 2009-01-06 Ben Elliston <bje@au.ibm.com>
18053 * gengtype-lex.l (YY_NO_INPUT): Define.
18055 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
18058 * c-common.c (handle_vector_size_attribute): Also reject
18059 BOOLEAN_TYPE types.
18061 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
18063 PR tree-optimization/38492
18064 * graphite.c (rename_map_elt, debug_rename_elt,
18065 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
18066 rename_map_elt_info, eq_rename_map_elts,
18067 get_new_name_from_old_name, bb_in_sese_p): Moved around.
18068 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
18069 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
18070 (sese_build_livein_liveouts): New.
18071 (new_sese, free_sese): New.
18072 (new_scop): Call new_sese.
18073 (free_scop): Call free_sese.
18074 (rename_variables_from_edge, rename_phis_end_scop): Removed.
18075 (register_old_new_names): Renamed register_old_and_new_names.
18076 (register_scop_liveout_renames, add_loop_exit_phis,
18077 insert_loop_close_phis, struct igp,
18078 default_liveout_before_guard, add_guard_exit_phis,
18079 insert_guard_phis, copy_renames): New.
18080 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
18081 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
18082 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
18083 (scop_adjust_phis_for_liveouts): New.
18084 (gloog): Call scop_adjust_phis_for_liveouts.
18086 * graphite.h (struct sese): Documented. Added fields liveout,
18087 num_ver and livein.
18088 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
18089 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
18090 (struct scop): Added field liveout_renames.
18091 (SCOP_LIVEOUT_RENAMES): New.
18093 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18095 PR tree-optimization/38510
18096 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
18097 (translate_clast): Call recompute_all_dominators before
18099 (gloog): Call recompute_all_dominators before graphite_verify.
18101 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18102 Jan Sjodin <jan.sjodin@amd.com>
18104 PR tree-optimization/38500
18105 * graphite.c (create_sese_edges): Call fix_loop_structure after
18108 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18110 * config.gcc: Add m32r*-*-rtems*.
18111 * config/m32r/rtems.h: New file.
18113 2009-01-05 Ben Elliston <bje@au.ibm.com>
18115 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
18116 (.po.pox): Likewise.
18117 (po/gcc.pot): Likewise.
18119 2009-01-04 David S. Miller <davem@davemloft.net>
18121 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
18122 (STARTING_FRAME_OFFSET): Always set to zero.
18124 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18126 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
18127 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
18128 fixed-point types, and vectors of the same.
18130 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18132 * config/mips/sync.md (*mb_barrier): Rename to...
18133 (*memory_barrier): ...this.
18135 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
18137 * doc/extend.texi (Function Attributes): Move @cindex after @item
18138 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
18139 and put in alphabetical order. Fix 'target' name and put in order.
18140 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
18143 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
18145 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
18146 (memory_barrier): Expand as unspec instead of unspec_volatile.
18147 Remove mem:BLK from insn operands. Use Pmode scratch register.
18148 (*memory_barrier): Define as unspec instead of unspec_volatile.
18149 Use (match_dup 0) as input operand.
18151 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
18152 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
18153 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
18154 scratch register. Remove operand 1.
18155 (*stbar): Define as unspec instead of unspec_volatile.
18156 Use (match_dup 0) as input operand, remove (const_int 8).
18157 (*membar): Define as unspec instead of unspec_volatile.
18158 Use (match_dup 0) as input operand, remove input operand 2.
18160 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
18161 (memory_barrier): Expand as unspec instead of unspec_volatile.
18162 Remove mem:BLK from insn operands. Use Pmode scratch register.
18163 (*memory_barrier): Define as unspec instead of unspec_volatile.
18164 Use (match_dup 0) as input operand.
18166 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
18167 Remove mem:BLK from insn operands. Use Pmode scratch register.
18168 Set volatile flag on operand 0.
18169 (*memory_barrier): New insn pattern.
18171 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
18173 (*memory_barrier): Use (match_dup 0) as input operand.
18175 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
18176 Remove mem:BLK from insn operands. Use Pmode scratch register.
18177 Set volatile flag on operand 0.
18178 (*mb_internal): New insn pattern.
18180 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
18182 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18184 PR middle-end/38586
18185 * function.c (struct temp_slot): Move to the section of the file
18186 that deals with temp slots. Remove field 'address'.
18187 (temp_slot_address_table): New hash table of address -> temp slot.
18188 (struct temp_slot_address_entry): New struct, items for the table.
18189 (temp_slot_address_compute_hash, temp_slot_address_hash,
18190 temp_slot_address_eq, insert_temp_slot_address): Support functions
18192 (find_temp_slot_from_address): Rewrite to use the new hash table.
18193 (remove_unused_temp_slot_addresses): Remove addresses of temp
18194 slots that have been made available.
18195 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
18196 worker function for remove_unused_temp_slot_addresses.
18197 (assign_stack_temp_for_type): Don't clear the temp slot address list.
18198 Add the temp slot address to the address -> temp slot map.
18199 (update_temp_slot_address): Update via insert_temp_slot_address.
18200 (free_temp_slots): Call remove_unused_temp_slot_addresses.
18201 (pop_temp_slots): Likewise.
18202 (init_temp_slots): Allocate the address -> temp slot map, or empty
18203 the map if it is already allocated.
18204 (prepare_function_start): Initialize temp slot processing.
18206 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18208 PR middle-end/38584
18209 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
18210 Calculate the size of all stack vars assuming no packing of stack
18211 vars will happen, replacing a quadratic algorithm with a linear one.
18213 2009-01-03 Jakub Jelinek <jakub@redhat.com>
18216 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
18219 2009-01-03 Diego Novillo <dnovillo@google.com>
18221 * doc/contrib.texi: Update contributions.
18223 2009-01-03 Jakub Jelinek <jakub@redhat.com>
18226 * builtins.c (fold_builtin_memory_op): Give up if either operand
18227 is volatile. Set srctype or desttype to non-qualified version
18231 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
18232 and FUNCTION_DECLs.
18234 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
18236 PR rtl-optimization/35805
18237 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
18238 problem if fast dce is able to remove any instructions.
18239 * dce.c (dce_process_block): Fix dump message.
18241 2009-01-02 Mark Mitchell <mark@codesourcery.com>
18244 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
18246 2009-01-02 Jakub Jelinek <jakub@redhat.com>
18248 PR middle-end/38690
18249 * tree-flow.h (op_code_prio, op_prio): New prototypes.
18250 * tree-pretty-print.c (op_code_prio): New function.
18251 (op_prio): No longer static. Use op_code_prio.
18252 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
18253 Use op_prio and op_code_prio to determine if () should be
18254 printed around operand(s) or not.
18256 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
18257 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
18258 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
18259 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
18260 pp_character instead of pp_string for single letter printing.
18262 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
18264 * doc/extend.texi: Fix '#pragma GCC option' typo.
18266 2009-01-02 Richard Guenther <rguenther@suse.de>
18268 * doc/install.texi (--enable-checking): Mention different
18269 default for stage1.
18270 (--enable-stage1-checking): Document.
18272 2009-01-01 Andrew Pinski <pinskia@gmail.com>
18274 PR middle-end/30142
18275 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
18276 case to be an error.
18278 2009-01-02 Ben Elliston <bje@au.ibm.com>
18280 * config/fp-bit.h (pack_d): Constify argument.
18281 * config/fp-bit.c (makenan): Constify return type. Remove casts.
18282 (isnan): Constify argument.
18284 (iszero): Likewise.
18285 (pack_d): Likewise.
18286 (_fpadd_parts): Constify return type.
18287 (_fpmul_parts): Likewise.
18288 (_fpdiv_parts): Likewise.
18290 2009-01-01 Jakub Jelinek <jakub@redhat.com>
18293 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
18294 warn about overwriting initializer with side-effects or
18295 -Woverride-init if !IMPLICIT.
18296 (output_init_element): Likewise. Pass IMPLICIT down to
18298 (process_init_element): Add IMPLICIT argument. Pass it down
18299 to output_init_element.
18300 (push_init_element, pop_init_level, set_designator): Adjust
18301 process_init_element callers.
18302 (set_nonincremental_init, set_nonincremental_init_from_string):
18303 Adjust add_pending_init callers.
18304 (output_pending_init_elements): Adjust output_init_element callers.
18305 * c-tree.h (process_init_element): Adjust prototype.
18306 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
18307 process_init_element callers.
18310 Copyright (C) 2009 Free Software Foundation, Inc.
18312 Copying and distribution of this file, with or without modification,
18313 are permitted in any medium without royalty provided the copyright
18314 notice and this notice are preserved.