1 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
5 of non-integer mode as well.
7 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
9 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
10 for functions for which the parameter types are unknown.
12 2009-03-11 Jakub Jelinek <jakub@redhat.com>
15 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT
17 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
18 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
19 * config/i386/i386.c (ix86_local_alignment): For
20 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
21 long long variables on the stack to avoid dynamic realignment.
22 Allow the first argument to be a decl rather than type.
23 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25 2009-03-11 Nick Clifton <nickc@redhat.com>
28 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
30 Add description to mno-lsim option.
31 * config/mcore/mcore.h: Remove comment about deprecated m4align
33 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
34 * doc/invoke.texi: Add description of mno-lsim and
35 mstack-increment options.
37 * config/fr30/fr30.opt: Document the -mno-lsim option.
38 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
39 and -mno-lsim options.
41 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
43 * fold-const.c (fold_comparison): Only call fold_inf_compare
44 if the mode supports infinities.
46 2009-03-11 Jason Merrill <jason@redhat.com>
49 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
50 end already did. Notice GIMPLE_CALL modifications of the result.
51 Don't copy debug information from an ignored decl or a decl from
54 2009-03-10 Richard Guenther <rguenther@suse.de>
55 Nathan Froyd <froydnj@codesourcery.com>
58 * libgcc2.c (__mulMODE3): Use explicit assignments to form the
60 (__divMODE3): Likewise.
62 2009-03-09 Jakub Jelinek <jakub@redhat.com>
64 PR tree-optimization/39394
65 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
66 DECL_SIZE_UNIT of variable length FIELD_DECLs.
68 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
70 * recog.c (verfiy_changes): Disallow renaming of hard regs in
71 inline asms for register asm ("") declarations.
73 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
75 * fold-const.c (fold_unary): Fix comment.
77 2009-03-07 Jan Hubicka <jh@suse.cz>
80 * tree-inline.c (setup_one_parameter): Do replacement of const argument
81 by constant in SSA form.
83 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
86 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
87 determine alignment passed to assign_stack_local.
88 (assign_parms_unsplit_complex): Likewise.
89 * except.c (sjlj_build_landing_pads): Likewise.
91 2009-03-06 Jakub Jelinek <jakub@redhat.com>
94 * tree-flow.h (add_referenced_var): Return bool instead of void.
95 * tree-dfa.c (add_referenced_var): Return result of
96 referenced_var_check_and_insert call.
97 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
98 of referenced_var_check_and_insert.
101 * dwarf2out.c (add_abstract_origin_attribute): Return
103 (gen_variable_die): Emit DW_AT_location on abstract static variable's
104 DIE, don't emit it if abstract origin already has it.
105 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
106 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
108 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
110 * genpreds.c: (needs_variable): Fix parentheses at variable name
112 (write_tm_constrs_h): Indent generated code.
114 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
116 * doc/extend.texi (Function Attributes): Add documentation
119 2009-03-06 Jakub Jelinek <jakub@redhat.com>
122 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
123 take locus from its DECL_SOURCE_LOCATION instead of input_location.
125 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
127 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
130 2009-03-05 Jakub Jelinek <jakub@redhat.com>
133 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
134 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
136 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
138 * config/i386/i386.md (R8_REG, R9_REG): New constants.
139 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
140 constants instead of magic numbers.
141 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
143 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
144 (x86_64_ms_abi_int_parameter_registers): Ditto.
145 (x86_64_int_return_registers): Ditto.
146 (ix86_maybe_switch_abi): Ditto.
147 (ix86_expand_call): Ditto for clobbered_registers array.
148 (ix86_hard_regno_mode_ok): Ditto.
149 (x86_extended_QIreg_mentioned_p): Ditto.
151 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
153 PR tree-optimization/39349
154 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
156 * combine.c (gen_lowpart_for_combine): Use omode when generating
159 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
161 PR rtl-optimization/39235
162 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
164 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
166 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
168 2009-03-04 Richard Guenther <rguenther@suse.de>
170 PR tree-optimization/39362
171 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
172 that occur in abnormal PHIs should be varying.
174 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
176 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
178 (simple_iv): Take loop as an argument instead of statement.
179 * tree-scalar-evolution.h (simple_iv): Declaration changed.
180 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
182 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
184 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
185 * matrix-reorg.c (analyze_transpose): Ditto.
186 * tree-data-ref.c (dr_analyze_innermost): Ditto.
187 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
188 * tree-predcom.c (ref_at_iteration): Ditto.
189 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
191 2009-03-04 Richard Guenther <rguenther@suse.de>
193 PR tree-optimization/39358
194 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
195 escaped_id and callused_id.
196 (solve_graph): Likewise.
198 2009-03-04 Richard Guenther <rguenther@suse.de>
200 PR tree-optimization/39339
201 * tree-sra.c (try_instantiate_multiple_fields): Make it
202 no longer ICE on the above.
204 2009-03-03 Joseph Myers <joseph@codesourcery.com>
206 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
207 that fits within Pmode.
209 2009-03-03 Steve Ellcey <sje@cup.hp.com>
212 * tm.texi (LIBCALL_VALUE): Update description.
214 2009-03-03 Steve Ellcey <sje@cup.hp.com>
217 * doc/extend.texi (section): Update description.
219 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
222 * tree-inline.c (remapped_type): New.
223 (can_be_nonlocal): Call remapped_type instead of remap_type.
225 2009-03-03 Jakub Jelinek <jakub@redhat.com>
228 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
229 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
231 2009-03-03 Richard Guenther <rguenther@suse.de>
234 * tree.c (tree_nonartificial_location): New function.
235 * tree.h (tree_nonartificial_location): Declare.
236 * builtins.c (expand_builtin_memory_chk): Provide location
237 of the call location for artificial function pieces.
238 (maybe_emit_chk_warning): Likewise.
239 (maybe_emit_sprintf_chk_warning): Likewise.
240 (maybe_emit_free_warning): Likewise.
241 * expr.c (expand_expr_real_1): Likewise.
243 2009-03-03 Jakub Jelinek <jakub@redhat.com>
245 PR tree-optimization/39343
246 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
247 COMPONENT_REF t has ARRAY_TYPE.
249 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
252 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
253 when the type precision of the induction variable should be
254 larger than the type precision of nit.
255 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
256 * graphite.c (graphite_loop_normal_form): Same.
257 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
259 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
261 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
262 (*call_1_rex64_ms_sysv): Use named constants instead of magic
263 numbers to describe clobbered registers.
264 (*call_value_0_rex64_ms_sysv): Ditto.
265 * config/i386/mmx.md (mmx_emms): Ditto.
268 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
270 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
273 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
275 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
276 (spu_section_type_flags): New function.
278 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
280 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
281 reg_class_contents of FLOAT_REGS into a temporary.
283 2009-03-02 Richard Guenther <rguenther@suse.de>
284 Ira Rosen <irar@il.ibm.com>
286 PR tree-optimization/39318
287 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
288 information to the vectorized statement.
290 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
292 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
293 variable. Use defined names instead of magic constants for REX SSE
296 2009-03-01 Richard Guenther <rguenther@suse.de>
298 PR tree-optimization/39331
299 * omp-low.c (lower_send_shared_vars): Do not receive new
300 values for the reference of DECL_BY_REFERENCE parms or results.
302 2009-03-01 Jan Hubicka <jh@suse.cz>
305 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
306 BLOCK_NONLOCALIZED_VAR): New macros.
307 (tree_block): Add nonlocalized_vars.
308 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
309 gen_decl_die): Add origin argument. Allow generation of die with
311 (gen_member_die, gen_type_die_with_usage, force_decl_die,
312 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
314 (gen_block_die): Fix checking for unused blocks.
315 (process_scope_var): Break out from .... ; work with origins only.
316 (decls_for_scope) ... here; process nonlocalized list.
317 (dwarf2out_ignore_block): Look for nonlocalized vars.
318 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
320 (dump_scope_block): Dump them.
321 * tree-inline.c (remap_decls): Handle nonlocalized vars.
322 (remap_block): Likewise.
323 (can_be_nonlocal): New predicate.
324 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
326 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
328 * configure: Regenerate.
330 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
332 * optc-gen.awk: No need to duplicate option flags twice.
333 Reuse help texts for duplicate options which do not have
336 * gcc.c (display_help): Document --version.
338 * gcc.c (main): If print_help_list and verbose_flag, ensure
339 driver output comes before subprocess output.
341 * optc-gen.awk: Assign all remaining fields to help string,
342 space-separated, for multi-line help in *.opt.
344 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
345 -Wno-pedantic-ms-format is for MinGW targets only.
347 * doc/options.texi (Option file format): Fix bad indentation,
348 restoring dropped sentence.
350 2009-02-28 Jan Hubicka <jh@suse.cz>
352 * tree-inline.c (tree_function_versioning): Output debug info.
354 2009-02-28 Jan Hubicka <jh@suse.cz>
357 * tree-inline.c (setup_one_parameter): Do not copy propagate
358 arguments when not optimizing.
360 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
363 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
364 (avx_addsubv4df3): Likewise.
365 (*avx_addsubv4sf3): Likewise.
366 (sse3_addsubv4sf3): Likewise.
367 (*avx_addsubv2df3): Likewise.
368 (sse3_addsubv2df3): Likewise.
369 (avx_unpckhps256): Correct item selectors.
370 (avx_unpcklps256): Likewise.
371 (avx_unpckhpd256): Likewise.
372 (avx_unpcklpd256): Likewise.
374 2009-02-28 Jan Hubicka <jh@suse.cz>
376 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
378 (copy_arguments_for_versioning): If var is declared don't declare it.
379 (tree_function_versioning): First setup substitutions and then copy
382 2009-02-27 Jan Hubicka <jh@suse.cz>
385 * cgraph.h (varpool_output_debug_info): Remove.
386 * cgraphunit.c (varpool_output_debug_info): Remove.
387 * dwarf2out.c (deferred_locations_struct): New struct
388 (deferred_locations): New type.
389 (deferred_locations_list): New static var.
390 (deffer_location): New function.
391 (gen_variable_die): Use it.
392 (decls_for_scope): Output info on local static vars.
393 (dwarf2out_finish): Process deferred locations.
394 * varpool.c (varpool_output_debug_info): Remove.
396 2009-02-27 Jan Hubicka <jh@suse.cz>
399 * tree.h (TREE_PROTECTED): Fix comment.
400 (BLOCK_HANDLER_BLOCK): Remove.
401 (struct tree_block): Remove handler_block add body_block.
402 (inlined_function_outer_scope_p): New.
403 (is_body_block): Remove.
404 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
405 * dwarf2out.c (is_inlined_entry_point): Remove.
406 (add_high_low_attributes): Use inlined_function_outer_scope_p.
407 (gen_block_die): Use is_inlined_entry_point check. Remove body block
409 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
410 * gimplify.c (gimplify_expr): Gimplify body blocks.
411 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
412 block with multiple subblocks.
413 (dump_scope_block): Prettier output; dump more flags and info.
414 (dump_scope_blocks): New.
415 (remove_unused_locals): Use dump_scope_blocks.
416 * tree-flow.h (dump_scope_blocks): Declare.
417 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
418 * stmt.c (is_body_block): Remove.
419 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
420 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
422 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
425 * graphite.c (graphite_loop_normal_form): Do not call
426 number_of_iterations_exit from a gcc_assert.
428 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
430 * gcc/config/s390/s390.c: (s390_swap_cmp): Look for conditional
431 jumps if COND is NULL.
432 (find_cond_jump): New function.
433 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
434 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
436 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
438 * config/alpha/alpha.h (alpha_expand_mov): Return false if
439 force_const_mem returns NULL_RTX.
441 2009-02-26 Jan Hubicka <jh@suse.cz>
444 * cgraph.h (varpool_output_debug_info): Remove.
445 * cgraphunit.c (varpool_output_debug_info): Remove.
446 * dwarf2out.c (deferred_locations_struct): New struct
447 (deferred_locations): New type.
448 (deferred_locations_list): New static var.
449 (deffer_location): New function.
450 (gen_variable_die): Use it.
451 (decls_for_scope): Output info on local static vars.
452 (dwarf2out_finish): Process deferred locations.
453 * varpool.c (varpool_output_debug_info): Remove.
455 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
457 PR rtl-optimization/39241
458 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
459 to subreg_offset_representable_p.
461 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
463 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
464 execute function prototype. Get f and nregs from max_reg_num
465 and get_insns. Remove the first backward pass as it's dead,
466 guard the forward pass by flag_expensive_optimizations.
467 (rest_of_handle_regmove): Delete.
468 (pass_regmove): Replace it with regmove_optimize.
470 2009-02-25 Martin Jambor <mjambor@suse.cz>
472 PR tree-optimization/39259
473 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
474 calls_alloca function flags.
475 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
478 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
480 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
481 flags_set_1_rtx, flags_set_1_set): Delete.
482 (regmove_optimize): Do not call mark_flags_life_zones.
484 2009-02-24 Julian Brown <julian@codesourcery.com>
487 * config/arm/arm.c (require_pic_register): Only set
488 cfun->machine->pic_reg once per function.
490 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
492 * doc/invoke.texi (Link Options): Document an easier way to pass
493 options that take arguments to the GNU linker using -Xlinker and -Wl.
495 2009-02-24 Steve Ellcey <sje@cup.hp.com>
498 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
500 2009-02-24 Richard Guenther <rguenther@suse.de>
503 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
505 2009-02-24 Richard Guenther <rguenther@suse.de>
506 Zdenek Dvorak <ook@ucw.cz>
508 PR tree-optimization/39233
509 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
510 from converting them to a generic type.
512 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
514 PR tree-optimization/39260
515 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
516 contains a condition with a real type.
517 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
519 2009-02-23 Jason Merrill <jason@redhat.com>
522 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
523 narrowing_initializer_constant_valid_p.
524 (narrowing_initializer_constant_valid_p): Don't return
525 null_pointer_node for adding a pointer to itself.
527 2009-02-23 Jan Hubicka <jh@suse.cz>
530 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
533 2009-02-23 Jan Hubicka <jh@suse.cz>
535 PR tree-optimization/37709
536 * tree.c (block_ultimate_origin): Move here from dwarf2out.
537 * tree.h (block_ultimate_origin): Declare.
538 * dwarf2out.c (block_ultimate_origin): Move to tree.c
539 * tree-ssa-live.c (remove_unused_scope_block_p):
540 Eliminate blocks containig no instructions nor live variables nor
542 (dump_scope_block): New function.
543 (remove_unused_locals): Enable removal of dead blocks by default;
544 enable dumping at TDF_DETAILS.
546 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
548 * config/i386/i386.c (classify_argument): Don't allow COImode
550 (function_arg_advance_32): Don't allow OImode.
551 (function_arg_32): Likewise.
552 (function_value_32): Likewise.
553 (return_in_memory_32): Likewise.
554 (function_arg_64): Remove OImode comment.
556 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
559 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
560 ix86_expand_vector_set for V4DImode in 64bit mode only.
561 (ix86_expand_vector_init_one_var): Likewise.
563 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
565 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
567 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
570 * loop-iv.c: Revert last change.
571 * emit-rtl.c: Likewise.
573 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
576 * config/i386/i386.c (type_natural_mode): Remove an extra
577 space in the warning message.
578 (function_value_32): Handle 32-byte vector modes.
579 (return_in_memory_32): Likewise.
581 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
583 * loop-iv.c (truncate_value): New function.
584 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
586 (lowpart_subreg): Move to...
587 * emit-rtl.c: ...here.
589 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
591 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
592 accidental and undocumented change at revision 140860.
594 2009-02-21 Joseph Myers <joseph@codesourcery.com>
596 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
597 take gimple_seq * arguments.
598 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
599 types_compatible_p langhook.
601 2009-02-20 Mark Mitchell <mark@codesourcery.com>
602 Joseph Myers <joseph@codesourcery.com>
604 * config/arm/arm.c (arm_builtin_va_list): New function.
605 (arm_expand_builtin_va_start): Likewise.
606 (arm_gimplify_va_arg_expr): Likewise.
607 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
608 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
609 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
610 (va_list_type): New variable.
611 (arm_mangle_type): Mangle va_list_type appropriately.
613 2009-02-20 Jakub Jelinek <jakub@redhat.com>
616 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
617 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
618 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
619 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
620 parameter to 1000 for -O1 by default.
621 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
623 * loop-invariant.c: Include params.h.
624 (move_loop_invariants): Don't call move_single_loop_invariants on
627 2009-02-20 Jaka Mocnik <jaka@xlab.si>
629 * calls.c (emit_library_call_value_1): Use slot_offset instead of
630 offset when calculating bounds for indexing stack_usage_map. Fixes
631 a buffer overflow with certain target setups.
633 2009-02-20 Jakub Jelinek <jakub@redhat.com>
636 * calls.c (expand_call): Clear try_tail_call if caller and callee
637 disagree in promotion of function return value.
639 2009-02-19 Jakub Jelinek <jakub@redhat.com>
642 * c-common.c (c_determine_visibility): If visibility changed and
643 DECL_RTL has been already set, call make_decl_rtl to update symbol
646 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
649 * varasm.c (assemble_variable): Don't check DECL_NAME when
650 globalizing a variable.
652 2009-02-19 Joseph Myers <joseph@codesourcery.com>
655 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
656 expression before any __builtin_trap call.
657 * c-typeck.c (build_function_call): Convert and check function
658 arguments before generating a call to a trap. Evaluate the
659 function arguments before the trap.
661 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
664 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
665 (UNSPEC_FXAM_MEM): New unspec.
666 (fxam<mode>2_i387_with_temp): New insn and split pattern.
667 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
668 memory using fxam<mode>2_i387_with_temp to remove excess precision.
670 2009-02-19 Richard Guenther <rguenther@suse.de>
672 PR tree-optimization/39207
673 PR tree-optimization/39074
674 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
675 storedanything_tree): New.
676 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
677 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
678 (build_succ_graph): Add edges from STOREDANYTHING to all
680 (init_base_vars): Initialize STOREDANYTHING.
681 (compute_points_to_sets): Free substitution info after
682 building the succ graph.
683 (ipa_pta_execute): Likewise.
685 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
687 (do_ds_constraint): Do not add to special var or non-pointer
689 (type_could_have_pointers): Split out from ...
690 (could_have_pointers): ... here. For arrays use the element type.
691 (create_variable_info_for): Initialize may_have_pointers.
692 (new_var_info): Likewise.
693 (handle_lhs_call): Make the HEAP variable unknown-sized.
694 (intra_create_variable_infos): Use a type with pointers for
695 PARM_NOALIAS, make it unknown-sized.
697 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
700 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
702 2009-02-18 Jason Merrill <jason@redhat.com>
705 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
706 value if DECL_EXTERNAL.
707 * tree-sra.c (sra_walk_gimple_assign): Likewise.
708 * target.h (gcc_target::binds_local_p): Clarify "module".
709 * tree.h (TREE_PUBLIC): Clarify "module".
711 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
714 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
715 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
717 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
720 * c.opt (Wabi): Support C and ObjC.
723 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
725 * config/i386/i386.c (classify_argument): Warn once about the ABI
726 change when passing union with long double.
728 * doc/invoke.texi: Update -Wabi for warning psABI changes.
730 2009-02-18 Joseph Myers <joseph@codesourcery.com>
733 * c-parser.c (c_parser_compound_statement): Always enter and leave
736 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
739 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
741 2009-02-18 Jakub Jelinek <jakub@redhat.com>
743 PR tree-optimization/36922
744 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
745 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
748 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
750 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
753 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
755 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
757 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
759 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
762 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
763 Richard Sandiford <rdsandiford@googlemail.com>
765 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
766 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
767 (loongson_biadd): ...this.
769 2009-02-17 Richard Guenther <rguenther@suse.de>
771 PR tree-optimization/39202
772 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
773 a var make sure to follow existing collapses.
775 2009-02-17 Richard Guenther <rguenther@suse.de>
778 * langhooks.c (lhd_print_error_function): Check for NULL block.
780 2009-02-17 Richard Guenther <rguenther@suse.de>
782 PR tree-optimization/39204
783 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
786 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
788 * config/soft-fp/double.h: Update from glibc CVS.
790 2009-02-17 Richard Guenther <rguenther@suse.de>
792 PR tree-optimization/39207
793 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
794 strict-aliasing warnings for pointers pointing to NULL.
796 2009-02-16 Joseph Myers <joseph@codesourcery.com>
799 * c-parser.c (c_parser_braced_init): Call pop_init_level when
800 skipping until next close brace.
802 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
805 * config/i386/i386.c (ix86_expand_push): Set memory alignment
806 to function argument boundary.
808 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
810 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
811 in the lea_add. Reload eventually constraints it properly.
812 * config/picochip/constraints.md : Remove the target constraint
813 "b", since it is not needed anymore.
815 2009-02-16 Jakub Jelinek <jakub@redhat.com>
817 * gthr-dce.h: Uglify function parameter and local variable names.
818 * gthr-gnat.h: Likewise.
819 * gthr-mipssde.h: Likewise.
820 * gthr-nks.h: Likewise.
821 * gthr-posix95.h: Likewise.
822 * gthr-posix.h: Likewise.
823 * gthr-rtems.h: Likewise.
824 * gthr-single.h: Likewise.
825 * gthr-solaris.h: Likewise.
826 * gthr-tpf.h: Likewise.
827 * gthr-vxworks.h: Likewise.
828 * gthr-win32.h: Likewise.
830 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
833 * config/i386/i386.md: Restrict the new peephole2 to move
834 between MMX/SSE registers.
836 2009-02-15 Richard Guenther <rguenther@suse.de>
839 2009-02-13 Richard Guenther <rguenther@suse.de>
841 * configure.ac: Enable LFS.
842 * configure: Re-generate.
843 * config.in: Likewise.
845 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
847 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
848 spu_srqwbyte, spu_srqwbytebc): Define.
849 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
850 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
851 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
852 "shrqby_<mode>"): New insn-and-split patterns.
853 * config/spu/spu.c (expand_builtin_args): Determine and return
854 number of operands using spu_builtin_description data.
855 (spu_expand_builtin_1): Use it.
857 2009-02-13 Steve Ellcey <sje@cup.hp.com>
860 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
863 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
866 * config/i386/i386.c (override_options): Correct warning
867 messages for -malign-loops, -malign-jumps and -malign-functions.
869 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
872 * config/i386/i386.md: Restrict the new peephole2 to move
873 between the general purpose registers.
875 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
878 * config/i386/i386.c (type_natural_mode): Add a new argument.
879 Return the original mode and warn ABI change if vector size is 32byte.
880 (function_arg_advance): Updated.
881 (function_arg): Likewise.
882 (ix86_function_value): Likewise.
883 (ix86_return_in_memory): Likewise.
884 (ix86_sol10_return_in_memory): Likewise.
885 (ix86_gimplify_va_arg): Likewise.
886 (function_arg_32): Don't warn ABX ABI change here.
887 (function_arg_64): Likewise.
889 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
891 * loop-iv.c (implies_p): In the final case, test that operands 0
892 of the two comparisons match.
894 * config/bfin/bfin.c (find_prev_insn_start): New function.
895 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
896 (find_next_insn_start): Move.
898 2009-02-13 Richard Guenther <rguenther@suse.de>
900 * configure.ac: Enable LFS.
901 * configure: Re-generate.
902 * config.in: Likewise.
904 2009-02-13 Joseph Myers <joseph@codesourcery.com>
907 * c-parser.c (c_parser_parms_list_declarator): Discard pending
908 sizes on syntax error after some arguments have been parsed.
910 2009-02-12 Jakub Jelinek <jakub@redhat.com>
912 * doc/invoke.texi (-fira): Remove.
914 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
916 * caller-save.c: Replace regclass.c with reginfo.c in comments.
920 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
922 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
923 (umul_ppmm): Likewise.
924 (count_leading_zeros): Likewise.
925 (count_trailing_zeros): Likewise.
926 (UMUL_TIME): Likewise.
928 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
930 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
931 soft-fp/t-softfp to tmake_file.
933 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
934 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
935 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
936 IA64_BUILTIN_INFQ]: New.
937 (ia64_init_builtins): Initialize __builtin_infq,
938 __builtin_fabsq and __builtin_copysignq if not HPUX.
939 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
940 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
942 * config/ia64/lib1funcs.asm (__divtf3): Define only if
944 (__fixtfti): Likewise.
945 (__fixunstfti): Likewise.
946 (__floattitf): Likewise.
948 * config/ia64/libgcc-glibc.ver: New.
949 * config/ia64/t-fprules-softfp: Likewise.
950 * config/ia64/sfp-machine.h: Likewise.
952 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
953 (LIBGCC2_TF_CEXT): Likewise.
955 (TARGET_INIT_LIBFUNCS): Likewise.
957 * config/ia64/t-glibc (SHLINB_MAPFILES):
958 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
960 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
962 * config/i386/i386.c (construct_container): Rewrite processing
963 BLKmode with X86_64_SSE_CLASS.
965 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
968 * config/i386/i386.md: Replace simplify_replace_rtx with
969 replace_rtx in the new peephole2.
971 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
973 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
974 loop unrolling do not happen at -O2.
976 2009-02-12 Michael Matz <matz@suse.de>
978 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
980 2009-02-12 Jakub Jelinek <jakub@redhat.com>
982 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
985 2009-02-12 Ben Elliston <bje@au.ibm.com>
987 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
988 patterns when updating the back chain. Missed in the 2009-02-10
991 2009-02-11 Janis Johnson <janis187@us.ibm.com>
993 * doc/extend.texi (Decimal Floating Types): Update identifier of
994 draft TR and list of missing support.
996 2009-02-11 Jakub Jelinek <jakub@redhat.com>
999 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
1000 bit to variable length decl's flags, add it also to its
1001 pointer replacement variable.
1003 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
1004 Jakub Jelinek <jakub@redhat.com>
1007 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
1008 (memory_blockage): New expander.
1009 (*memory_blockage): New insn pattern.
1010 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
1011 instead of general blockage at the end of function prologue when
1012 frame pointer is used to access red zone area. Do not emit blockage
1013 when profiling, it is emitted in generic code.
1014 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
1015 function epilogue when frame pointer is used to access red zone area.
1017 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
1020 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
1021 by arithmetic with memory operands.
1022 * config/i386/predicates.md (commutative_operator): New.
1024 2009-02-10 Janis Johnson <janis187@us.ibm.com>
1026 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
1029 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
1031 * alias.h (record_alias_subset): Declare.
1032 * alias.c (record_alias_subset): Make global.
1034 2009-02-10 Nick Clifton <nickc@redhat.com>
1036 * tree-parloops.c: Change license to GPLv3.
1037 * ipa-struct-reorg.c: Change license to GPLv3.
1038 * ipa-struct-reorg.h: Change license to GPLv3.
1040 2009-02-10 Steve Ellcey <sje@cup.hp.com>
1043 * c-decl.c (start_struct): Return NULL on error.
1045 2009-02-10 Jakub Jelinek <jakub@redhat.com>
1048 * cfgloopmanip.c (remove_path): Call remove_bbs after
1049 cancel_loop_tree, not before it.
1052 * function.h (struct function): Add has_local_explicit_reg_vars bit.
1053 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
1054 VAR_DECLs were seen.
1055 * tree-ssa-live.c (remove_unused_locals): Recompute
1056 cfun->has_local_explicit_reg_vars.
1057 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
1058 copies or clearings if cfun->has_local_explicit_reg_vars.
1060 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
1063 * config/i386/i386.c (expand_prologue): Emit blockage at the end
1064 of function prologue when frame pointer is used to access
1067 2009-02-10 Richard Guenther <rguenther@suse.de>
1070 * gimplify.c (gimple_regimplify_operands): Always look if
1071 we need to create a temporary.
1073 2009-02-10 Richard Guenther <rguenther@suse.de>
1075 PR tree-optimization/39132
1076 * tree-loop-distribution.c (todo): New global var.
1077 (generate_memset_zero): Trigger TODO_rebuild_alias.
1078 (tree_loop_distribution): Return todo.
1080 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
1083 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
1084 (x86_64_reg_class_name): Removed.
1085 (classify_argument): Return 0 if bytes > 32. Return 0 if the
1086 first one isn't X86_64_SSE_CLASS or any other ones aren't
1087 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
1088 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
1089 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
1090 and 3 X86_64_SSEUP_CLASS.
1091 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
1092 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
1094 2009-02-10 Ben Elliston <bje@au.ibm.com>
1096 * config/rs6000/rs6000.md (allocate_stack): Always use an update
1097 form instruction to update the stack back chain word, even if the
1098 user has disabled the generation of update instructions.
1099 (movdi_<mode>_update_stack): New.
1100 (movsi_update_stack): Likewise.
1101 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
1102 always use an update form instruction to update the stack back
1105 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
1108 * graphite.c (if_region_set_false_region): After moving a region in
1109 the false branch of a condition, remove the empty dummy basic block.
1110 (gloog): Remove wrong fix for PR38953.
1112 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1114 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
1115 generation due to implicit sign extension.
1117 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
1120 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
1121 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
1123 2009-02-09 Richard Guenther <rguenther@suse.de>
1126 * convert.c (convert_to_real): Disable (float)fn((double)x)
1127 to fnf(x) conversion if errno differences may occur and
1128 -fmath-errno is set.
1130 2009-02-07 Anatoly Sokolov <aesok@post.ru>
1132 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
1133 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1134 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1136 2009-02-06 Joseph Myers <joseph@codesourcery.com>
1139 * c-common.c (handle_alias_attribute): Disallow attribute for
1140 anything not a FUNCTION_DECL or VAR_DECL.
1142 2009-02-06 Janis Johnson <janis187@us.ibm.com>
1145 * real.c (do_compare): Special-case compare of zero against
1146 decimal float value.
1148 2009-02-06 Joseph Myers <joseph@codesourcery.com>
1151 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
1152 as indicating flexible array members unless the field itself is
1153 being declarared as the incomplete array.
1155 2009-02-06 Jan Hubicka <jh@suse.cz>
1157 PR tree-optimization/38844
1158 * ipa-inline.c (try_inline): Stop inlining recursion when edge
1161 2009-02-06 Richard Guenther <rguenther@suse.de>
1164 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
1165 fork because we may expand it as __gcov_fork.
1167 2009-02-06 Nick Clifton <nickc@redhat.com>
1169 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
1171 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
1173 PR tree-optimization/35659
1174 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
1175 vn_phi_eq): Shortcut if hashcode does not match.
1176 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
1178 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
1179 and avoid iterative_hash_expr.
1180 (FOR_EACH_VALUE_ID_IN_SET): New.
1181 (value_id_compare): Remove.
1182 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
1183 sort expressions by value id.
1185 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
1188 * config/sh/predicates.md (general_movsrc_operand): Don't check
1189 the subreg of system registers here.
1191 2009-02-05 Jakub Jelinek <jakub@redhat.com>
1194 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
1197 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
1199 PR rtl-optimization/39110
1200 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
1201 addresses, not aligned ones.
1203 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
1204 Richard Guenther <rguenther@suse.de>
1206 PR tree-optimization/39100
1207 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
1208 comment says and add edges.
1210 2009-02-05 Joseph Myers <joseph@codesourcery.com>
1213 * c-common.c (handle_tls_model_attribute): Ignore attribute for
1214 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
1216 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
1218 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
1219 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
1220 register_bb_in_sese, new_sese, free_sese): Moved.
1221 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
1222 outermost_loop_in_scop, build_scop_iteration_domain,
1223 expand_scalar_variables_ssa_name, get_vdef_before_scop,
1224 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
1225 Use loop_in_sese_p instead of loop_in_scop_p.
1226 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
1227 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
1228 (scopdet_basic_block_info): Fix bug in scop detection.
1229 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
1230 eq_loop_to_cloog_loop): Remove.
1231 (nb_loops_around_loop_in_scop, nb_loop
1232 ref_nb_loops): Moved here...
1233 * graphite.h (ref_nb_loops): ... from here.
1234 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
1235 (loop_domain_dim, loop_iteration_vector_dim): Remove.
1236 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
1237 * testsuite/gcc.dg/graphite/scop-19.c: New
1239 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
1240 Hans-Peter Nilsson <hp@axis.com>
1242 PR rtl-optimization/37889
1243 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
1244 Move offset handling from PLUS to before the switch. Use new
1245 arguments when considering SYMBOL_REFs too.
1246 (rtx_addr_can_trap_p): Pass dummy offset and size.
1247 (enum may_trap_p_flags): Remove.
1248 (may_trap_p_1): Pass size from MEM_SIZE.
1250 PR rtl-optimization/38921
1251 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
1252 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
1253 * rtlanal.c (may_trap_after_code_motion_p): Delete.
1254 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
1256 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
1258 AVX Programming Reference (January, 2009)
1259 * config/i386/sse.md (*vpclmulqdq): New.
1261 2009-02-04 Jakub Jelinek <jakub@redhat.com>
1263 PR tree-optimization/38977
1264 PR gcov-profile/38292
1265 * calls.c (special_function_p): Disregard __builtin_ prefix.
1267 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
1269 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
1270 non-indexable addresses even before reload.
1272 2009-02-03 Joseph Myers <joseph@codesourcery.com>
1275 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
1276 as having variable size. Do not give an error for unnamed
1277 parameters with [*] declarators. Give a warning for type names
1278 with [*] declarators and mark them as variable size.
1279 * c-parser.c (c_parser_sizeof_expression): Do not give an error
1280 for sizeof applied to [*] type names.
1282 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1285 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
1287 2009-02-03 Jakub Jelinek <jakub@redhat.com>
1289 * gcc.c (process_command): Update copyright notice dates.
1290 * gcov.c (print_version): Likewise.
1291 * gcov-dump.c (print_version): Likewise.
1292 * mips-tfile.c (main): Likewise.
1293 * mips-tdump.c (main): Likewise.
1295 2009-02-03 Joseph Myers <joseph@codesourcery.com>
1298 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
1299 for composite type involving a zero-length array type.
1301 2009-02-03 Jakub Jelinek <jakub@redhat.com>
1304 * function.c (match_asm_constraints_1): Skip over
1305 initial optional % in the constraint.
1308 * c-parser.c (c_parser_postfix_expression): If fixed point is not
1309 supported, don't accept FIXED_CSTs.
1310 * c-decl.c (finish_declspecs): Error if fixed point is not supported
1311 and _Sat is used without _Fract/_Accum. Set specs->type to
1312 integer_type_node for cts_fract/cts_accum if fixed point is not
1315 2009-02-02 Catherine Moore <clm@codesourcery.com>
1317 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
1319 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
1321 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
1322 (ABI_HAS_64BIT_SYMBOLS): Use it.
1323 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
1325 2009-02-02 Paul Brook <paul@codesourcery.com>
1327 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
1329 2009-02-02 Jakub Jelinek <jakub@redhat.com>
1332 * recog.h (asm_operand_ok): Add constraints argument.
1333 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
1334 recurse on matching constraint.
1335 (check_asm_operands): Pass constraints as 3rd argument to
1336 asm_operand_ok. Don't look up matching constraint here.
1337 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
1340 2009-02-02 Ben Elliston <bje@au.ibm.com>
1342 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
1343 TARGET_NARROW_VOLATILE_BITFIELD macro names.
1345 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1347 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
1348 information. Remove some obsolete information. Reorganize.
1350 * config/pa/fptr.c: Revert license to GPL 2.
1351 * config/pa/milli64.S: Likewise.
1353 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
1356 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
1357 LIBRARY name in, instead of hard-coding it.
1358 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
1359 extra target make frag to tmake_files according to EH model.
1360 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
1361 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
1362 frags that define makefile variable EH_MODEL appropriately.
1363 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
1364 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
1365 to "-sjlj" according to type of EH configured.
1366 (LIBGCC_SONAME): Concatenate it to shared library base name.
1367 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
1368 to "_sjlj" according to type of EH configured.
1369 (LIBGCC_SONAME): Concatenate it to shared library base name.
1370 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
1371 (SHLIB_LINK): Add missing semicolon to if-else construct.
1372 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
1373 string value of "pe_dll" command-line option.
1374 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
1375 (SHLIB_SONAME): Use it when overriding t-cygming default.
1376 (SHLIB_IMPLIB): Override t-cygming default.
1377 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
1378 string value of "pe_dll" command-line option.
1380 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
1383 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
1384 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
1386 2009-01-31 Richard Guenther <rguenther@suse.de>
1388 PR tree-optimization/38937
1389 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
1390 computing the transitive closure.
1392 2009-01-30 Richard Guenther <rguenther@suse.de>
1394 PR tree-optimization/39041
1395 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
1396 Propagate variable indices only if the types match for this stmt.
1398 2009-01-30 Jakub Jelinek <jakub@redhat.com>
1401 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
1402 inline but never defined.
1404 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
1406 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
1407 (*insv_h_di_reg_extimm): New insn.
1408 (*insv_l<mode>_reg_extimm): New insn.
1410 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1412 * config/picochip/picochip.c (flag_conserve_stack): set
1413 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
1414 fconserve-stack. Reduce call-overhead used by inliner.
1416 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1419 * common.opt (flag_conserve_stack): Initialised to zero.
1421 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
1424 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
1425 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
1428 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
1430 * ira-color.c (allocno_reload_assign): Update comments.
1431 * regmove.c (regmove_optimize): Likewise.
1435 2009-01-29 Robert Millan <rmh@aybabtu.com>
1437 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
1438 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
1439 `MD_UNWIND_SUPPORT'.
1440 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
1442 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
1444 PR tree-optimization/39007
1445 * tree-loop-distribution.c (generate_builtin): Use
1446 recompute_dominator to compute the immediate dominator of the
1447 basic block just after the loop.
1449 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1451 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
1452 (ASM_OUTPUT_DWARF_PCREL): Define.
1454 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
1456 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
1457 * doc/passes.texi: Remove entries about regclass, local-alloc, and
1458 global. Modify entries about regmove and IRA.
1460 * ra-conflict.c: Remove the file.
1462 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
1464 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
1465 (pass_regclass_init): Rename to pass_reginfo_init.
1467 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
1469 * toplev.h (flag_ira): Remove.
1471 * caller-save.c (setup_save_areas): Remove flag_ira.
1473 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
1475 * global.c: Remove the file.
1477 * opts.c: (decode_options): Remove flag_ira.
1479 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
1481 * regmove.c: Modify file description.
1482 (find_use_as_address, try_auto_increment): Define them only if
1483 AUTO_INC_DEC is defined.
1484 (replacement_quality, replace_in_call_usage, fixup_match_1,
1485 stable_and_no_regs_but_for_p): Remove.
1486 (reg_set_in_bb): Make it static.
1487 (regmove_optimize): Remove flag_ira and code which worked for
1490 * local-alloc.c: Remove the file.
1492 * common.opt (fira): Remove.
1494 * ira.c: Include except.h.
1495 (eliminable_regset): Move from global.c.
1496 (mark_elimination): Ditto. Remove flag_ira.
1497 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
1498 equiv_mem_modified, validate_equiv_mem_from_store,
1499 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
1500 contains_replace_regs, memref_referenced_p, memref_used_between_p,
1501 no_equiv, recorded_label_ref): Move from local-alloc.c.
1502 (update_equiv_regs): Ditto. Make it static.
1503 (print_insn_chain, print_insn_chains): Move it from global.c.
1504 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
1505 (build_insn_chain): Ditto. Make it static.
1506 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
1507 Rename to init_live_subregs.
1508 (gate_ira): Remove flag_ira.
1510 * regclass.c: Rename reginfo.c. Change file description.
1511 (FORBIDDEN_INC_DEC_CLASSES): Remove.
1512 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
1513 (init_reg_sets_1): Remove code for evaluation of
1514 reg_class_superclasses and losing_caller_save_reg_set.
1515 (init_regs): Remove init_reg_autoinc.
1516 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
1517 ok_for_base_p_nonstrict): Remove.
1518 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
1519 (pass_regclass_init): Rename to pass_reginfo_init. Modify
1520 corresponding entries.
1521 (dump_regclass, record_operand_costs, scan_one_insn,
1522 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
1523 record_address_regs, auto_inc_dec_reg_p): Remove.
1524 (gt-regclass.h): Rename to gt-reginfo.h.
1526 * rtl.h (dump_global_regs, retry_global_alloc,
1527 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
1529 * Makefile.in (RA_H): Remove.
1530 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
1531 Rename regclass.o to reginfo.o.
1532 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
1534 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
1535 (GTFILES): Rename regclass.c to reginfo.c.
1537 * passes.c (init_optimization_passes): Remove pass_local_alloc and
1538 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
1540 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
1541 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
1543 (finish_spills): Ditto. Remove code for !flag_ira.
1545 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
1548 * doc/invoke.texi (rtl debug options): Complete rewrite.
1549 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
1551 * mode-switching.c (pass_mode_switching): Rename pass from
1552 "mode-sw" to "mode_sw".
1553 * except.c (pass_convert_to_eh_ranges): Rename pass from
1554 "eh-ranges" to "eh_ranges".
1555 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
1559 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
1560 Alexander Monakov <amonakov@ispras.ru>
1563 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
1565 (move_exprs_to_boundary): Change return type and pass through
1566 should_move from move_op. Relax assert. Update usage ...
1567 (schedule_expr_on_boundary): ... here. Use should_move instead of
1569 (move_op_orig_expr_found): Indicate that insn was disconnected from
1571 (code_motion_process_successors): Do not call after_merge_succs
1572 callback if original expression was not found when traversing any of
1574 (code_motion_path_driver): Change return type. Update prototype.
1575 (move_op): Update comment. Add a new parameter (should_move). Update
1576 prototype. Set *should_move based on indication provided by
1577 move_op_orig_expr_found.
1579 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
1581 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
1582 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
1583 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
1584 * config/rs6000/rs6000.c (rs6000_override_options): Default
1585 avoid-indexed-addresses on for Power6, off for everything else.
1586 (avoiding_indexed_address_p): New function.
1587 (rs6000_legitimize_address): Use it.
1588 (rs6000_legitimate_address): Likewise.
1589 * config/rs6000/rs6000.md (movXX_updateX): Likewise
1591 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
1593 PR tree-optimization/38997
1594 * tree-loop-distribution.c (generate_memset_zero): Use
1595 POINTER_PLUS_EXPR for a pointer addition.
1597 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
1599 * config/s390/s390.md (bswap<mode>2): New pattern added.
1601 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
1603 * config/s390/s390.md (*tls_load_31): Added type attribute.
1605 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
1607 * config/s390/s390.md: Fix a few comments.
1609 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
1611 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
1612 (*tm<mode>_full): Fixed z10prop attribute.
1613 (*tst<mode>_extimm): Fixed z10prop attribute.
1614 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
1615 (*tstqiCCT_cconly): Fixed z10prop attribute.
1616 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
1617 (*movsi_larl): Fixed z10prop attribute.
1618 (*movsi_zarch): Fixed z10prop attribute.
1619 (*movsi_eas): Fixed z10prop attribute.
1620 (*movhi): Fixed z10prop attribute.
1621 (*movqi): Fixed z10prop attribute.
1622 (*movstrictqi): Fixed z10prop attribute.
1623 (*mov<mode>): Fixed z10prop attribute.
1624 (*movcc): Fixed z10prop attribute.
1625 (*sethighpartdi_64): Fixed z10prop attribute.
1626 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
1627 (*negdi2_sign_cc): Fixed z10prop attribute.
1628 (*negdi2_sign): Fixed z10prop attribute.
1629 (*absdi2_sign_cc): Fixed z10prop attribute.
1630 (*absdi2_sign): Fixed z10prop attribute.
1631 (*negabsdi2_sign_cc): Fixed z10prop attribute.
1632 (*negabsdi2_sign): Fixed z10prop attribute.
1633 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
1634 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
1635 (doloop_si64): Fixed z10prop attribute.
1636 (doloop_si31): Fixed z10prop attribute.
1637 (doloop_long): Fixed z10prop attribute.
1638 (indirect_jump): Fixed z10prop attribute.
1639 (nop): Fixed z10prop attribute.
1640 (main_base_64): Fixed z10prop attribute.
1641 (reload_base_64): Fixed z10prop attribute.
1643 2009-01-28 Jakub Jelinek <jakub@redhat.com>
1645 PR rtl-optimization/38740
1646 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
1648 * config/mips/mips.c (mips_reorg): Likewise.
1650 2009-01-28 Richard Guenther <rguenther@suse.de>
1652 PR tree-optimization/38926
1653 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
1654 with the correct value id to a value.
1655 (do_regular_insertion): Use the value number of edoubleprime
1656 for the value number of the expr.
1659 2008-08-21 Richard Guenther <rguenther@suse.de>
1661 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
1662 a PHI ask VN if it is already available.
1663 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
1664 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
1666 2009-01-28 Jakub Jelinek <jakub@redhat.com>
1669 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
1670 set to varying whenever max has TREE_OVERFLOW set, similarly
1671 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
1673 2009-01-28 Richard Guenther <rguenther@suse.de>
1676 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
1677 uninitialized aggregate uses in call arguments.
1679 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
1681 PR tree-optimization/38984
1682 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
1683 the nothing_id variable if -fno-delete-null-pointer-checks.
1685 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
1688 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
1689 (set_got_offset_rex64): Ditto.
1691 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
1694 * doc/extend.texi: Improve local variable with asm reg.
1696 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
1698 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
1699 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
1700 was not supplied then set warn_packed_bitfield_compat to the
1702 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
1705 2009-01-27 Richard Guenther <rguenther@suse.de>
1707 PR tree-optimization/38503
1708 * cfgexpand.c (expand_gimple_basic_block): Ignore
1709 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
1710 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
1711 variables that cannot have TBAA applied.
1712 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
1715 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
1718 * calls.c (initialize_argument_information): Do not wrap complex
1719 arguments in SAVE_EXPR.
1721 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
1723 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
1724 (INSTALL_LIBGCC): Revert typo commit.
1726 2009-01-26 Richard Guenther <rguenther@suse.de>
1728 PR tree-optimization/38745
1729 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
1730 from special handling.
1732 2009-01-26 Richard Guenther <rguenther@suse.de>
1734 PR tree-optimization/38745
1735 * tree-ssa.c (execute_update_addresses_taken): Do not include
1736 variables that cannot possibly be a register in not_reg_needs.
1737 Do not clear TREE_ADDRESSABLE on vars that may not become
1739 * tree-ssa.c (update_alias_info_1): Include those in the set
1740 of addressable vars.
1742 2009-01-26 Richard Guenther <rguenther@suse.de>
1745 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
1746 * tree-ssa-dse.c: Include langhooks.h
1747 (execute_simple_dse): Remove stores with zero size.
1749 2009-01-24 Jakub Jelinek <jakub@redhat.com>
1752 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
1755 2009-01-24 Julian Brown <julian@codesourcery.com>
1757 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
1758 config/arm/linux-atomic.c.
1759 * config/arm/linux-atomic.c: New.
1761 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
1763 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
1764 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
1765 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
1767 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
1770 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
1773 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
1775 PR tree-optimization/38953
1776 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
1777 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
1778 (gloog): Split the exit of the scop when the scop exit is a loop exit.
1779 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
1782 2009-01-24 Paul Brook <paul@codesourcery.com>
1784 * config/arm/neon.md (neon_type): Move to arm.md.
1785 (neon_mov<VSTRUCT>): Add neon_type attribute.
1786 * config/arm/arm.md (neon_type): Move to here.
1787 (conds): Add "unconditioal" and use as default for NEON insns.
1789 2009-01-24 Ben Elliston <bje@au.ibm.com>
1791 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
1792 void *' warning from -Wc++-compat.
1793 * Makefile.in (dominance.o-warn): Remove.
1795 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
1797 PR tree-optimization/38932
1798 * fold-const.c (fold_unary_ignore_overflow): New.
1799 * tree.h (fold_unary_ignore_overflow): Declare.
1800 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
1801 * tree-ssa-sccvn.c (visit_reference_op_load,
1802 simplify_unary_expression): Likewise.
1804 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
1806 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
1807 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
1808 regardless of their type.
1809 * c-common.c (handle_packed_attribute): Don't ignore packed on
1811 * c.opt (Wpacked-bitfield-compat): New warning option.
1812 * stor-layout.c (place_field): Warn if offset of a field changed.
1813 * doc/extend.texi (packed): Mention the ABI change.
1814 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
1815 (Warning Options): Add it to the list.
1817 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
1819 * c-opts.c (c_common_post_options): Fix a typo in comments.
1821 2009-01-22 Steve Ellcey <sje@cup.hp.com>
1824 * gimplify.c (gimplify_init_constructor): Fix promotion of const
1825 variables to static.
1826 * doc/invoke.texi (-fmerge-all-constants): Update description.
1828 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
1831 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
1832 (*movdi_1_rex64): Use type "mmx" for alternative 5.
1834 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
1836 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
1838 (LOCAL_ALIGNMENT): Similarly.
1840 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
1841 Joseph Myers <joseph@codesourcery.com>
1843 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
1844 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
1845 * config/arm/arm-tune.md: Regenerate.
1846 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
1849 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
1851 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
1852 version number to five.
1854 2009-01-22 Dodji Seketeli <dodji@redhat.com>
1857 * c-decl.c: (clone_underlying_type): Revert PR c++/26693 changes.
1858 * c-common.c (set_underlying_type): Likewise.
1859 (is_typedef_decl ): Likewise
1861 (set_underlying_type): Likewise.
1862 (is_typedef_type): Likewise.
1864 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
1867 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
1870 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
1873 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
1874 (LIBGCC_SPEC): Don't define.
1875 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
1877 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
1879 PR rtl-optimization/38879
1880 * alias.c (base_alias_check): Unaligned access via AND address can
1881 alias all surrounding object types except those with sizes equal
1882 or wider than the size of unaligned access.
1884 2009-01-21 Dodji Seketeli <dodji@redhat.com>
1887 * c-decl.c: (clone_underlying_type): Move this ...
1888 * c-common.c (set_underlying_type): ... here.
1889 Also, make sure the function properly sets TYPE_STUB_DECL() on
1890 the newly created typedef variant type.
1891 (is_typedef_decl ): New entry point.
1892 * tree.h: Added a new member member_types_needing_access_check to
1893 struct tree_decl_non_common.
1894 (set_underlying_type): New entry point.
1895 (is_typedef_type): Likewise.
1897 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
1899 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
1900 Check whether two instructions have memory references that
1901 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
1902 are helper functions for traversing.
1903 * alias.h (insn_alias_sets_confilict_p): New prototypes.
1904 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
1905 not to draw dependency edge for instructions with non-conflicting
1908 2009-01-20 Joseph Myers <joseph@codesourcery.com>
1911 * longlong.h: Update copyright years. Use soft-fp license notice.
1912 Sync __clz_tab declaration with glibc.
1914 2009-01-20 Steve Ellcey <sje@cup.hp.com>
1917 * doc/extend.texi (syscall_linkage): New.
1918 (version_id): Modify.
1920 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
1921 Richard Guenther <rguenther@suse.de>
1923 PR tree-optimization/38747
1924 PR tree-optimization/38748
1925 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
1926 conversion if the base address is an indirect reference and the
1927 aliasing sets could cause issues.
1929 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
1931 * common.opt (fgraphite, fgraphite-identity): Add comment for
1932 explaining why these options are not documented.
1934 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
1936 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
1937 gimple_call_lhs is NULL.
1939 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
1942 * emit-rtl.c (adjust_address_1): Make sure memref is never
1945 2009-01-20 Ben Elliston <bje@au.ibm.com>
1947 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
1948 const qualifier from arg parameter. Remove unnecessary cast to char *.
1949 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
1950 const qualifier from arg 2.
1952 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1954 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
1956 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
1959 * rtl.h (reinit_regs): New prototype.
1960 * regclass.c: Include ira.h.
1962 * Makefile.in (regclass.o): Add ira.h.
1963 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
1965 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
1968 * c-common.c (handle_aligned_attribute): Use
1969 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
1970 default alignment value.
1972 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
1974 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
1975 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
1977 * doc/extend.texi: Update __attribute__ ((aligned)). Document
1978 __BIGGEST_ALIGNMENT__.
1980 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
1982 2009-01-18 Richard Guenther <rguenther@suse.de>
1984 PR tree-optimization/38819
1985 * tree-flow.h (operation_could_trap_helper_p): Declare.
1986 * tree-eh.c (operation_could_trap_helper_p): Export.
1987 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
1988 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
1989 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
1990 are about to insert a possibly trapping instruction and fail
1993 2009-01-18 Andreas Schwab <schwab@suse.de>
1995 * doc/install.texi (Configuration): Remove obsolete paragraph
1996 about use of --with-gnu-ld with --with-gnu-as.
1998 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
2000 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
2001 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
2002 Follow spelling conventions.
2004 2009-01-18 Ben Elliston <bje@au.ibm.com>
2006 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
2007 C++ warning about implicit conversion from void * to struct
2009 (bitmap_obstack_free): Likewise for bitmap_element *.
2010 * Makefile.in (bitmap.o-warn): Remove.
2012 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
2014 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
2016 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
2017 Tobias Grosser <tobi.grosser@amd.com>
2019 * graphite.c (graphite_trans_scop_block): Do not block single
2022 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
2024 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
2025 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
2026 test with assertion.
2028 2009-01-16 Richard Guenther <rguenther@suse.de>
2030 PR tree-optimization/38835
2032 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
2033 and INT + PTR -> (INT)(PTR p+ INT) folding.
2034 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
2036 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
2039 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
2040 the subreg from a lowpart subreg if it is also casting the value.
2042 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
2043 Tobias Grosser <tobi.grosser@amd.com>
2045 * graphite.c (compare_prefix_loops): New.
2046 (build_scop_canonical_schedules): Rewritten.
2047 (graphite_transform_loops): Move build_scop_canonical_schedules
2048 after build_scop_iteration_domain.
2050 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
2051 Tobias Grosser <tobi.grosser@amd.com>
2053 * graphite.c (add_conditions_to_domain): Add the loops to
2054 the dimension of the iteration domain. Do copy the domain
2055 only when it exists.
2056 (build_scop_conditions_1): Do not call add_conditions_to_domain.
2057 (add_conditions_to_constraints): New.
2058 (can_generate_code_stmt, can_generate_code): Removed.
2059 (gloog): Do not call can_generate_code.
2060 (graphite_transform_loops): Call add_conditions_to_constraints
2061 after building the iteration domain.
2063 2009-01-16 Jakub Jelinek <jakub@redhat.com>
2065 PR tree-optimization/38789
2066 * tree-ssa-threadedge.c
2067 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
2068 __builtin_constant_p.
2070 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2072 * dce.c (delete_unmarked_insns): Reversed the order that insns are
2073 examined before deleting them.
2075 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
2077 * function.c (aggregate_value_p): Correctly extract the function
2078 type from CALL_EXPR_FN lookup.
2080 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
2082 * config/picochip/picochip.c (picochip_override_options): Revert
2083 CFI asm flag disable commited previously.
2085 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
2086 Tobias Grosser <tobi.grosser@amd.com>
2087 Jan Sjodin <jan.sjodin@amd.com>
2089 * graphite.c (scan_tree_for_params): On substractions negate
2090 all the coefficients of the term.
2091 (clast_to_gcc_expression_red): New. Handle reduction expressions
2092 of more than two operands.
2093 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
2094 (get_vdef_before_scop): Handle also the case of default definitions.
2096 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
2098 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
2099 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
2100 Also use them when walking CALL_INSN_FUNCTION_USAGE.
2102 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
2103 Joey Ye <joey.ye@intel.com>
2106 * cfgexpand.c (expand_stack_alignment): Don't update stack
2107 boundary nor check incoming stack boundary here.
2108 (gimple_expand_cfg): Update stack boundary and check incoming
2109 stack boundary here.
2111 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
2113 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
2115 2009-01-14 Jakub Jelinek <jakub@redhat.com>
2117 PR rtl-optimization/38245
2118 * calls.c (expand_call): Add stack arguments to
2119 CALL_INSN_FUNCTION_USAGE even for pure calls (when
2120 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
2121 in regs and partially in memory or BLKmode arguments.
2122 (emit_library_call_value_1): Add stack arguments to
2123 CALL_INSN_FUNCTION_USAGE even for pure calls (when
2124 ACCUMULATE_OUTGOING_ARGS).
2125 * dce.c: Include tm_p.h.
2126 (find_call_stack_args): New function.
2127 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
2129 (mark_insn): Call find_call_stack_args for CALL_Ps.
2130 (prescan_insns_for_dce): Walk insns backwards in bb rather than
2131 forwards. Allocate and free arg_stores bitmap if needed, pass it
2132 down to deletable_insn_p, don't mark stores set in arg_stores
2133 bitmap, clear the bitmap at the beginning of each bb.
2134 * Makefile.in (dce.o): Depend on $(TM_P_H).
2136 2009-01-14 Michael Meissner <gnu@the-meissners.org>
2139 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
2140 to make sure the insn is a conditional test (bug 22599). Reformat a
2143 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
2146 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
2147 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
2148 (gloog): Do not call cleanup_tree_cfg.
2149 (graphite_transform_loops): Call cleanup_tree_cfg after all
2150 scops have been code generated.
2152 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
2153 * doc/gty.texi (Invoking the garbage collector): Added new node
2154 and section documenting ggc_collect.
2156 2009-01-14 Richard Guenther <rguenther@suse.de>
2158 PR tree-optimization/38826
2160 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
2161 initialization notes only if we actually emitted a warning.
2162 (intra_create_variable_infos): Add constraints for a result decl
2163 that is passed by hidden reference.
2164 (build_pred_graph): Mark all related variables non-direct on
2167 2009-01-14 Nick Clifton <nickc@redhat.com>
2169 * ira-conflicts.c: Include addresses.h for the definition of
2171 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
2172 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
2174 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
2177 * Makefile.in (ira-lives.o): Add except.h.
2179 * ira-lives.c: Include except.h.
2180 (process_bb_node_lives): Process can_throw_internal.
2182 2009-01-13 Jakub Jelinek <jakub@redhat.com>
2184 PR rtl-optimization/38774
2185 * combine.c (simplify_set): When undoing cc_use change, don't do
2186 PUT_CODE on the newly created comparison, but instead put back the
2189 2009-01-13 Joseph Myers <joseph@codesourcery.com>
2191 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
2192 values. Remove duplicate arm8 entry.
2194 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
2196 PR tree-optimization/38786
2197 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
2198 the SSA_NAME case of expand_scalar_variables_expr.
2199 Set the type of an expression to the type of its assign statement.
2200 (expand_scalar_variables_expr): Also gather the scalar computation
2201 used to index the memory access. Do not pass loop_p.
2202 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
2203 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
2204 the gimple_stmt_iterator where it inserts new code.
2206 (copy_bb_and_scalar_dependences): Do not pass loop_p.
2207 (translate_clast): Update call to copy_bb_and_scalar_dependences.
2209 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
2211 * graphite.h (debug_value): Removed.
2212 * graphite.c (debug_value): Removed.
2214 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
2216 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
2217 ldrd/strd with two 32-bit instructions.
2219 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
2221 * config/arm/arm.c (struct processors): Pass for speed down into
2222 cost helper functions.
2223 (const_ok_for_op): Handle COMPARE and inequality nodes.
2224 (arm_rtx_costs_1): Rewrite.
2225 (arm_size_rtx_costs): Update prototype.
2226 (arm_rtx_costs): Pass speed down to helper functions.
2227 (arm_slowmul_rtx_costs): Rework cost calculations.
2228 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
2229 (arm_9e_rtx_costs): Likewise.
2231 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
2233 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
2234 relocations of local symbols wider than UNITS_PER_WORD are not valid.
2235 (alpha_legitimize_address): Do not split local symbols wider than
2236 UNITS_PER_WORD into HIGH/LO_SUM parts.
2238 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
2241 * gcc.c (process_command): Replace call to execvp with calls
2242 to pex_one and exit.
2244 2009-01-03 Anatoly Sokolov <aesok@post.ru>
2247 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
2248 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
2249 variant for devices with 3-byte PC.
2250 (__tablejump_elpm__) : New.
2252 2009-01-12 Jakub Jelinek <jakub@redhat.com>
2255 * c-parser.c (c_parser_postfix_expression): Allow `->' in
2256 offsetof member-designator, handle it as `[0].'.
2258 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2260 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
2261 function when not using named sections on targets with named sections
2262 if branch distance is less than 262132.
2264 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
2266 * combine.c (combine_instructions): Recompute
2267 optimize_this_for_speed_p for each BB in the main combine loop.
2269 2009-01-12 Tomas Bily <tbily@suse.cz>
2272 * tree-loop-distribution.c (prop_phis): New function.
2273 (generate_builtin): Call prop_phis.
2274 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
2276 2009-01-12 Jakub Jelinek <jakub@redhat.com>
2278 PR tree-optimization/38807
2279 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
2280 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
2282 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
2284 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
2285 subreg of op0 to the original op0.
2287 2009-01-11 Laurent GUERBY <laurent@guerby.net>
2289 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
2291 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
2294 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
2295 starting with digits.
2297 2009-01-10 Jakub Jelinek <jakub@redhat.com>
2300 * config/arm/arm.c (arm_is_long_call_p): Don't call
2301 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
2303 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
2305 * regrename.c (regrename_optimize): Fix dumping.
2306 (find_oldest_value_reg): Preserve REG_POINTER.
2307 (copy_hardreg_forward_1): Likewise.
2309 2009-01-09 Diego Novillo <dnovillo@google.com>
2311 * gimple.h (struct gimple_statement_base) <uid>: Document
2312 the restrictions on its use.
2314 (gimple_set_uid): Tidy.
2316 2009-01-09 Jakub Jelinek <jakub@redhat.com>
2318 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
2319 zero guard even if align_bytes != 0 and count is smaller than
2322 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
2324 PR rtl-optimization/38495
2325 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
2326 (add_range_and_copies_from_move_list): Print all added ranges.
2327 Add ranges to memory optimized destination.
2329 2009-01-09 Jakub Jelinek <jakub@redhat.com>
2333 * config/i386/i386.c (override_options): Reject
2334 -mstringop-strategy=rep_8byte with -m32.
2335 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
2336 to 1. Do count comparison against epilogue_size_needed at compile
2337 time even when count_exp was constant forced into register. For
2338 size_needed don't jump to epilogue, instead just avoid aligning
2339 and invoke the body algorithm. If need_zero_guard, add zero guard
2340 even if count is non-zero, but smaller than size_needed + number of
2341 bytes that could be stored for alignment.
2342 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
2343 to 1. If need_zero_guard, add zero guard even if count is non-zero,
2344 but smaller than size_needed + number of bytes that could be stored
2345 for alignment. Compare size_needed with epilogue_size_needed instead
2346 of desired_align - align, don't adjust size_needed, pass
2347 epilogue_size_needed to the epilogue expanders.
2350 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
2352 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2354 * pa.c (last_address): Change to unsigned.
2355 (update_total_code_bytes): Change argument to unsigned. Don't
2356 check if insn addresses are set.
2357 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
2358 addresses are not set.
2359 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
2361 2009-01-09 Nick Clifton <nickc@redhat.com>
2363 * config/sh/symbian.c: Replace uses of DECL_INLINE with
2364 DECL_DECLARED_INLINE_P.
2366 2009-01-09 Jakub Jelinek <jakub@redhat.com>
2369 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
2370 GET_MODE (op0) in operand_subword_force calls.
2373 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
2374 fold_convert arg0 operands to TREE_TYPE (op0) first.
2376 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
2378 * params.def (ira-max-conflict-table-size): Decrease default value
2381 2009-01-08 Jakub Jelinek <jakub@redhat.com>
2383 PR tree-optimization/37031
2384 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
2386 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
2387 allocate it using gc instead of heap, use VEC_quick_push instead of
2389 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
2390 instead of heap, use VEC_quick_push instead of VEC_safe_push.
2391 * tree-data-ref.h (struct access_matrix): Change matrix to gc
2392 allocated vector from heap allocated.
2393 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
2394 * tree-loop-linear.c (linear_transform_loops): Allocate nest
2395 vector only after perfect_loop_nest_depth call.
2397 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
2398 Jan Sjodin <jan.sjodin@amd.com>
2400 PR tree-optimization/38559
2401 * graphite.c (debug_value, copy_constraint,
2402 swap_constraint_variables, scale_constraint_variable, ): New.
2403 (get_lower_bound, get_upper_bound): Removed.
2404 (graphite_trans_bb_strip_mine): Clean up this code that works
2405 only for constant number of iterations. Fully copy upper and
2406 lower bound constraints, not only the constant part of them.
2407 * graphite.h (debug_value): Declared.
2409 2009-01-08 Ira Rosen <irar@il.ibm.com>
2411 PR tree-optimization/37194
2412 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
2413 Don't add the cost of cost model guard in prologue to scalar
2414 outside cost in case of known number of iterations.
2416 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
2417 Alan Modra <amodra@bigpond.net.au>
2419 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
2420 non-word-aligned REG+CONST addressing.
2422 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
2425 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
2426 free_after_compilation when outputting a thunk.
2427 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
2428 Do not call free_after_compilation here.
2430 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
2432 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
2433 (ix86_valid_target_attribute_inner_p): Ditto.
2435 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
2437 PR tree-optimization/38492
2438 PR tree-optimization/38498
2439 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
2440 * tree-chrec.h (scev_is_linear_expression): Declared.
2441 * graphite.c (graphite_cannot_represent_loop_niter): New.
2442 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
2443 (graphite_loop_normal_form): Use gcc_assert.
2444 (scan_tree_for_params): Use CASE_CONVERT.
2445 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
2446 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
2447 Use gcc_assert. Discard scops that contain unhandled cases.
2448 (build_scop_conditions): Return a boolean status for unhandled cases.
2449 (strip_mine_profitable_p): Print the loop number, not its depth.
2450 (is_interchange_valid): Pass the depth of the loop nest, don't
2451 recompute it wrongly.
2452 (graphite_trans_bb_block): Same.
2453 (graphite_trans_bb_block): Print tentative of loop blocking.
2454 (graphite_trans_scop_block): Do not print that the loop has been
2456 (graphite_transform_loops): Do not handle scops that contain condition
2459 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
2461 AVX Programming Reference (December, 2008)
2462 * config/i386/avxintrin.h (_mm256_stream_si256): New.
2463 (_mm256_stream_pd): Likewise.
2464 (_mm256_stream_ps): Likewise.
2466 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
2467 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
2468 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
2469 (bdesc_special_args): Add __builtin_ia32_movntdq256,
2470 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
2471 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
2472 (ix86_expand_special_args_builtin): Likewise.
2474 * config/i386/sse.md (AVXMODEDI): New.
2475 (avx_movnt<mode>): Likewise.
2476 (avx_movnt<mode>): Likewise.
2477 (<sse>_movnt<mode>): Remove AVX support.
2478 (sse2_movntv2di): Likewise.
2480 2009-01-07 Richard Guenther <rguenther@suse.de>
2483 * fold-const.c (extract_muldiv): Remove obsolete comment.
2484 (fold_plusminus_mult_expr): Undo MINUS_EXPR
2485 to PLUS_EXPR canonicalization for the canonicalization.
2487 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
2489 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
2490 hosted cross-compilers generating less efficient code.
2492 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
2494 * function.h (rtl_data): Add a dbr_scheduled_p field.
2495 * reorg.c (dbr_schedule): Set it.
2496 (gate_handle_delay_slots): Check it.
2497 * config/mips/mips.c (mips_base_delayed_branch): Delete.
2498 (mips_reorg): Check flag_delayed_branch instead of
2499 mips_base_delayed_branch.
2500 (mips_override_options): Don't set mips_base_delayed_branch
2501 or flag_delayed_branch.
2503 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
2505 PR rtl-optimization/38426.
2506 * ira.c (ira): Set current_function_is_leaf earlier.
2508 2009-01-06 Jakub Jelinek <jakub@redhat.com>
2510 PR rtl-optimization/38722
2511 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
2512 too early, only set a flag and modify after last possible
2515 2009-01-06 Janis Johnson <janis187@us.ibm.com>
2518 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
2519 * real.c (decimal_single_format): Correct values of emin and emax.
2520 (decimal_double_format): Ditto.
2521 (decimal_quad_format): Ditto.
2522 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
2523 computation of DECnn_MIN and DECnn_MAX for corrected values of
2524 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
2525 __DECnn_MIN__, and adjust its computation for the corrected value
2528 2009-01-06 Jan Hubicka <jh@suse.cz>
2531 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
2533 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
2535 * doc/contrib.texi (Contributors): Slightly adjust the end note.
2536 Add Robert Clark to the list of testers.
2538 2009-01-06 Jan Hubicka <jh@suse.cz>
2539 Kai Tietz <kai.tietz@onevision.com>
2541 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
2542 * config/i386/i386.c (ix86_expand_call): Add clobbers.
2544 2009-01-06 Jan Hubicka <jh@suse.cz>
2545 Kai Tietz <kai.tietz@onevision.com>
2547 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
2549 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
2550 (ix86_nsaved_regs): Count only general purpose regs.
2551 (ix86_nsaved_sseregs): New.
2552 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
2553 to 16 for w64; compute padding and size of sse reg save area.
2554 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
2555 general purpose regs.
2556 (ix86_emit_save_sse_regs_using_mov): New.
2557 (ix86_expand_prologue): Save SSE regs if needed.
2558 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
2559 (ix86_emit_restore_sse_regs_using_mov): New.
2560 (ix86_expand_epilogue): Save SSE regs if needed.
2562 2009-01-06 Jan Hubicka <jh@suse.cz>
2563 Kai Tietz <kai.tietz@onevision.com>
2565 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
2566 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
2567 functions when accumulate outgoing args is off.
2569 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
2572 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
2573 before using pseudos_have_intersected_live_ranges_p.
2575 * ira-int.h (ira_assert): Always define.
2577 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
2579 AVX Programming Reference (December, 2008)
2580 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
2581 (_mm256_permute2_pd): Likewise.
2582 (_mm_permute2_ps): Likewise.
2583 (_mm256_permute2_ps): Likewise.
2584 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
2585 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
2587 * config/i386/i386.c (ix86_builtins): Remove
2588 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
2589 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
2590 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
2591 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
2592 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
2593 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
2594 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
2595 __builtin_ia32_vpermil2ps256.
2596 (ix86_init_mmx_sse_builtins): Updated.
2597 (ix86_expand_args_builtin): Likewise.
2599 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2601 * pa.c (output_call): Relocate non-jump insns in the delay slot of
2602 long absolute calls when generating PA 2.0 code.
2604 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
2606 PR rtl-optimization/38583
2607 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
2609 * params.def (ira-max-conflict-table-size): New.
2611 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
2613 * ira.h (ira_conflicts_p): New external definition.
2615 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
2616 table. Report this. Return result of building.
2617 (ira_build_conflicts): Use ira_conflicts_p. Check result of
2618 building conflict table.
2620 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
2621 (ira_color): Use ira_conflicts_p.
2623 * global.c: Include ira.h.
2624 (pseudo_for_reload_consideration_p, build_insn_chain): Use
2627 * Makefile.in (global.o): Add ira.h.
2629 * ira-build.c (mark_all_loops_for_removal,
2630 propagate_some_info_from_allocno): New.
2631 (remove_unnecessary_allocnos): Call
2632 propagate_some_info_from_allocno.
2633 (remove_low_level_allocnos): New.
2634 (remove_unnecessary_regions): Add parameter. Call
2635 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
2636 parameter to remove_unnecessary_regions.
2637 (ira_build): Remove all regions but root if the conflict table was
2638 not built. Update conflict hard regs for allocnos crossing calls.
2640 * ira.c (ira_conflicts_p): New global.
2641 (ira): Define and use ira_conflicts_p.
2643 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
2644 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
2645 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
2647 2009-01-06 Ben Elliston <bje@au.ibm.com>
2649 * gengtype-lex.l (YY_NO_INPUT): Define.
2651 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2654 * c-common.c (handle_vector_size_attribute): Also reject
2657 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
2659 PR tree-optimization/38492
2660 * graphite.c (rename_map_elt, debug_rename_elt,
2661 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
2662 rename_map_elt_info, eq_rename_map_elts,
2663 get_new_name_from_old_name, bb_in_sese_p): Moved around.
2664 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
2665 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
2666 (sese_build_livein_liveouts): New.
2667 (new_sese, free_sese): New.
2668 (new_scop): Call new_sese.
2669 (free_scop): Call free_sese.
2670 (rename_variables_from_edge, rename_phis_end_scop): Removed.
2671 (register_old_new_names): Renamed register_old_and_new_names.
2672 (register_scop_liveout_renames, add_loop_exit_phis,
2673 insert_loop_close_phis, struct igp,
2674 default_liveout_before_guard, add_guard_exit_phis,
2675 insert_guard_phis, copy_renames): New.
2676 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
2677 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
2678 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
2679 (scop_adjust_phis_for_liveouts): New.
2680 (gloog): Call scop_adjust_phis_for_liveouts.
2682 * graphite.h (struct sese): Documented. Added fields liveout,
2684 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
2685 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
2686 (struct scop): Added field liveout_renames.
2687 (SCOP_LIVEOUT_RENAMES): New.
2689 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
2691 PR tree-optimization/38510
2692 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
2693 (translate_clast): Call recompute_all_dominators before
2695 (gloog): Call recompute_all_dominators before graphite_verify.
2697 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
2698 Jan Sjodin <jan.sjodin@amd.com>
2700 PR tree-optimization/38500
2701 * graphite.c (create_sese_edges): Call fix_loop_structure after
2704 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
2706 * config.gcc: Add m32r*-*-rtems*.
2707 * config/m32r/rtems.h: New file.
2709 2009-01-05 Ben Elliston <bje@au.ibm.com>
2711 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
2712 (.po.pox): Likewise.
2713 (po/gcc.pot): Likewise.
2715 2009-01-04 David S. Miller <davem@davemloft.net>
2717 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
2718 (STARTING_FRAME_OFFSET): Always set to zero.
2720 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
2722 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
2723 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
2724 fixed-point types, and vectors of the same.
2726 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
2728 * config/mips/sync.md (*mb_barrier): Rename to...
2729 (*memory_barrier): ...this.
2731 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
2733 * doc/extend.texi (Function Attributes): Move @cindex after @item
2734 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
2735 and put in alphabetical order. Fix 'target' name and put in order.
2736 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
2739 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
2741 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
2742 (memory_barrier): Expand as unspec instead of unspec_volatile.
2743 Remove mem:BLK from insn operands. Use Pmode scratch register.
2744 (*memory_barrier): Define as unspec instead of unspec_volatile.
2745 Use (match_dup 0) as input operand.
2747 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
2748 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
2749 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
2750 scratch register. Remove operand 1.
2751 (*stbar): Define as unspec instead of unspec_volatile.
2752 Use (match_dup 0) as input operand, remove (const_int 8).
2753 (*membar): Define as unspec instead of unspec_volatile.
2754 Use (match_dup 0) as input operand, remove input operand 2.
2756 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
2757 (memory_barrier): Expand as unspec instead of unspec_volatile.
2758 Remove mem:BLK from insn operands. Use Pmode scratch register.
2759 (*memory_barrier): Define as unspec instead of unspec_volatile.
2760 Use (match_dup 0) as input operand.
2762 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
2763 Remove mem:BLK from insn operands. Use Pmode scratch register.
2764 Set volatile flag on operand 0.
2765 (*memory_barrier): New insn pattern.
2767 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
2769 (*memory_barrier): Use (match_dup 0) as input operand.
2771 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
2772 Remove mem:BLK from insn operands. Use Pmode scratch register.
2773 Set volatile flag on operand 0.
2774 (*mb_internal): New insn pattern.
2776 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
2778 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
2781 * function.c (struct temp_slot): Move to the section of the file
2782 that deals with temp slots. Remove field 'address'.
2783 (temp_slot_address_table): New hash table of address -> temp slot.
2784 (struct temp_slot_address_entry): New struct, items for the table.
2785 (temp_slot_address_compute_hash, temp_slot_address_hash,
2786 temp_slot_address_eq, insert_temp_slot_address): Support functions
2788 (find_temp_slot_from_address): Rewrite to use the new hash table.
2789 (remove_unused_temp_slot_addresses): Remove addresses of temp
2790 slots that have been made available.
2791 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
2792 worker function for remove_unused_temp_slot_addresses.
2793 (assign_stack_temp_for_type): Don't clear the temp slot address list.
2794 Add the temp slot address to the address -> temp slot map.
2795 (update_temp_slot_address): Update via insert_temp_slot_address.
2796 (free_temp_slots): Call remove_unused_temp_slot_addresses.
2797 (pop_temp_slots): Likewise.
2798 (init_temp_slots): Allocate the address -> temp slot map, or empty
2799 the map if it is already allocated.
2800 (prepare_function_start): Initialize temp slot processing.
2802 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
2805 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
2806 Calculate the size of all stack vars assuming no packing of stack
2807 vars will happen, replacing a quadratic algorithm with a linear one.
2809 2009-01-03 Jakub Jelinek <jakub@redhat.com>
2812 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
2815 2009-01-03 Diego Novillo <dnovillo@google.com>
2817 * doc/contrib.texi: Update contributions.
2819 2009-01-03 Jakub Jelinek <jakub@redhat.com>
2822 * builtins.c (fold_builtin_memory_op): Give up if either operand
2823 is volatile. Set srctype or desttype to non-qualified version
2827 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
2830 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
2832 PR rtl-optimization/35805
2833 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
2834 problem if fast dce is able to remove any instructions.
2835 * dce.c (dce_process_block): Fix dump message.
2837 2009-01-02 Mark Mitchell <mark@codesourcery.com>
2840 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
2842 2009-01-02 Jakub Jelinek <jakub@redhat.com>
2845 * tree-flow.h (op_code_prio, op_prio): New prototypes.
2846 * tree-pretty-print.c (op_code_prio): New function.
2847 (op_prio): No longer static. Use op_code_prio.
2848 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
2849 Use op_prio and op_code_prio to determine if () should be
2850 printed around operand(s) or not.
2852 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
2853 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
2854 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
2855 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
2856 pp_character instead of pp_string for single letter printing.
2858 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
2860 * doc/extend.texi: Fix '#pragma GCC option' typo.
2862 2009-01-02 Richard Guenther <rguenther@suse.de>
2864 * doc/install.texi (--enable-checking): Mention different
2866 (--enable-stage1-checking): Document.
2868 2009-01-01 Andrew Pinski <pinskia@gmail.com>
2871 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
2872 case to be an error.
2874 2009-01-02 Ben Elliston <bje@au.ibm.com>
2876 * config/fp-bit.h (pack_d): Constify argument.
2877 * config/fp-bit.c (makenan): Constify return type. Remove casts.
2878 (isnan): Constify argument.
2882 (_fpadd_parts): Constify return type.
2883 (_fpmul_parts): Likewise.
2884 (_fpdiv_parts): Likewise.
2886 2009-01-01 Jakub Jelinek <jakub@redhat.com>
2889 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
2890 warn about overwriting initializer with side-effects or
2891 -Woverride-init if !IMPLICIT.
2892 (output_init_element): Likewise. Pass IMPLICIT down to
2894 (process_init_element): Add IMPLICIT argument. Pass it down
2895 to output_init_element.
2896 (push_init_element, pop_init_level, set_designator): Adjust
2897 process_init_element callers.
2898 (set_nonincremental_init, set_nonincremental_init_from_string):
2899 Adjust add_pending_init callers.
2900 (output_pending_init_elements): Adjust output_init_element callers.
2901 * c-tree.h (process_init_element): Adjust prototype.
2902 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
2903 process_init_element callers.