1 2009-03-11 Nick Clifton <nickc@redhat.com>
4 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
6 Add description to mno-lsim option.
7 * config/mcore/mcore.h: Remove comment about deprecated m4align
9 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
10 * doc/invoke.texi: Add description of mno-lsim and
11 mstack-increment options.
13 * config/fr30/fr30.opt: Document the -mno-lsim option.
14 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
15 and -mno-lsim options.
17 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19 * fold-const.c (fold_comparison): Only call fold_inf_compare
20 if the mode supports infinities.
22 2009-03-11 Jason Merrill <jason@redhat.com>
25 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
26 end already did. Notice GIMPLE_CALL modifications of the result.
27 Don't copy debug information from an ignored decl or a decl from
30 2009-03-10 Richard Guenther <rguenther@suse.de>
31 Nathan Froyd <froydnj@codesourcery.com>
34 * libgcc2.c (__mulMODE3): Use explicit assignments to form the
36 (__divMODE3): Likewise.
38 2009-03-09 Jakub Jelinek <jakub@redhat.com>
40 PR tree-optimization/39394
41 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
42 DECL_SIZE_UNIT of variable length FIELD_DECLs.
44 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
46 * recog.c (verfiy_changes): Disallow renaming of hard regs in
47 inline asms for register asm ("") declarations.
49 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
51 * fold-const.c (fold_unary): Fix comment.
53 2009-03-07 Jan Hubicka <jh@suse.cz>
56 * tree-inline.c (setup_one_parameter): Do replacement of const argument
57 by constant in SSA form.
59 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
62 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
63 determine alignment passed to assign_stack_local.
64 (assign_parms_unsplit_complex): Likewise.
65 * except.c (sjlj_build_landing_pads): Likewise.
67 2009-03-06 Jakub Jelinek <jakub@redhat.com>
70 * tree-flow.h (add_referenced_var): Return bool instead of void.
71 * tree-dfa.c (add_referenced_var): Return result of
72 referenced_var_check_and_insert call.
73 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
74 of referenced_var_check_and_insert.
77 * dwarf2out.c (add_abstract_origin_attribute): Return
79 (gen_variable_die): Emit DW_AT_location on abstract static variable's
80 DIE, don't emit it if abstract origin already has it.
81 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
82 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
84 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
86 * genpreds.c: (needs_variable): Fix parentheses at variable name
88 (write_tm_constrs_h): Indent generated code.
90 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
92 * doc/extend.texi (Function Attributes): Add documentation
95 2009-03-06 Jakub Jelinek <jakub@redhat.com>
98 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
99 take locus from its DECL_SOURCE_LOCATION instead of input_location.
101 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
103 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
106 2009-03-05 Jakub Jelinek <jakub@redhat.com>
109 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
110 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
112 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
114 * config/i386/i386.md (R8_REG, R9_REG): New constants.
115 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
116 constants instead of magic numbers.
117 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
119 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
120 (x86_64_ms_abi_int_parameter_registers): Ditto.
121 (x86_64_int_return_registers): Ditto.
122 (ix86_maybe_switch_abi): Ditto.
123 (ix86_expand_call): Ditto for clobbered_registers array.
124 (ix86_hard_regno_mode_ok): Ditto.
125 (x86_extended_QIreg_mentioned_p): Ditto.
127 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
129 PR tree-optimization/39349
130 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
132 * combine.c (gen_lowpart_for_combine): Use omode when generating
135 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
137 PR rtl-optimization/39235
138 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
140 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
142 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
144 2009-03-04 Richard Guenther <rguenther@suse.de>
146 PR tree-optimization/39362
147 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
148 that occur in abnormal PHIs should be varying.
150 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
152 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
154 (simple_iv): Take loop as an argument instead of statement.
155 * tree-scalar-evolution.h (simple_iv): Declaration changed.
156 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
158 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
160 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
161 * matrix-reorg.c (analyze_transpose): Ditto.
162 * tree-data-ref.c (dr_analyze_innermost): Ditto.
163 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
164 * tree-predcom.c (ref_at_iteration): Ditto.
165 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
167 2009-03-04 Richard Guenther <rguenther@suse.de>
169 PR tree-optimization/39358
170 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
171 escaped_id and callused_id.
172 (solve_graph): Likewise.
174 2009-03-04 Richard Guenther <rguenther@suse.de>
176 PR tree-optimization/39339
177 * tree-sra.c (try_instantiate_multiple_fields): Make it
178 no longer ICE on the above.
180 2009-03-03 Joseph Myers <joseph@codesourcery.com>
182 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
183 that fits within Pmode.
185 2009-03-03 Steve Ellcey <sje@cup.hp.com>
188 * tm.texi (LIBCALL_VALUE): Update description.
190 2009-03-03 Steve Ellcey <sje@cup.hp.com>
193 * doc/extend.texi (section): Update description.
195 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
198 * tree-inline.c (remapped_type): New.
199 (can_be_nonlocal): Call remapped_type instead of remap_type.
201 2009-03-03 Jakub Jelinek <jakub@redhat.com>
204 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
205 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
207 2009-03-03 Richard Guenther <rguenther@suse.de>
210 * tree.c (tree_nonartificial_location): New function.
211 * tree.h (tree_nonartificial_location): Declare.
212 * builtins.c (expand_builtin_memory_chk): Provide location
213 of the call location for artificial function pieces.
214 (maybe_emit_chk_warning): Likewise.
215 (maybe_emit_sprintf_chk_warning): Likewise.
216 (maybe_emit_free_warning): Likewise.
217 * expr.c (expand_expr_real_1): Likewise.
219 2009-03-03 Jakub Jelinek <jakub@redhat.com>
221 PR tree-optimization/39343
222 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
223 COMPONENT_REF t has ARRAY_TYPE.
225 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
228 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
229 when the type precision of the induction variable should be
230 larger than the type precision of nit.
231 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
232 * graphite.c (graphite_loop_normal_form): Same.
233 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
235 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
237 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
238 (*call_1_rex64_ms_sysv): Use named constants instead of magic
239 numbers to describe clobbered registers.
240 (*call_value_0_rex64_ms_sysv): Ditto.
241 * config/i386/mmx.md (mmx_emms): Ditto.
244 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
246 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
249 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
251 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
252 (spu_section_type_flags): New function.
254 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
256 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
257 reg_class_contents of FLOAT_REGS into a temporary.
259 2009-03-02 Richard Guenther <rguenther@suse.de>
260 Ira Rosen <irar@il.ibm.com>
262 PR tree-optimization/39318
263 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
264 information to the vectorized statement.
266 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
268 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
269 variable. Use defined names instead of magic constants for REX SSE
272 2009-03-01 Richard Guenther <rguenther@suse.de>
274 PR tree-optimization/39331
275 * omp-low.c (lower_send_shared_vars): Do not receive new
276 values for the reference of DECL_BY_REFERENCE parms or results.
278 2009-03-01 Jan Hubicka <jh@suse.cz>
281 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
282 BLOCK_NONLOCALIZED_VAR): New macros.
283 (tree_block): Add nonlocalized_vars.
284 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
285 gen_decl_die): Add origin argument. Allow generation of die with
287 (gen_member_die, gen_type_die_with_usage, force_decl_die,
288 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
290 (gen_block_die): Fix checking for unused blocks.
291 (process_scope_var): Break out from .... ; work with origins only.
292 (decls_for_scope) ... here; process nonlocalized list.
293 (dwarf2out_ignore_block): Look for nonlocalized vars.
294 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
296 (dump_scope_block): Dump them.
297 * tree-inline.c (remap_decls): Handle nonlocalized vars.
298 (remap_block): Likewise.
299 (can_be_nonlocal): New predicate.
300 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
302 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
304 * configure: Regenerate.
306 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
308 * optc-gen.awk: No need to duplicate option flags twice.
309 Reuse help texts for duplicate options which do not have
312 * gcc.c (display_help): Document --version.
314 * gcc.c (main): If print_help_list and verbose_flag, ensure
315 driver output comes before subprocess output.
317 * optc-gen.awk: Assign all remaining fields to help string,
318 space-separated, for multi-line help in *.opt.
320 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
321 -Wno-pedantic-ms-format is for MinGW targets only.
323 * doc/options.texi (Option file format): Fix bad indentation,
324 restoring dropped sentence.
326 2009-02-28 Jan Hubicka <jh@suse.cz>
328 * tree-inline.c (tree_function_versioning): Output debug info.
330 2009-02-28 Jan Hubicka <jh@suse.cz>
333 * tree-inline.c (setup_one_parameter): Do not copy propagate
334 arguments when not optimizing.
336 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
339 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
340 (avx_addsubv4df3): Likewise.
341 (*avx_addsubv4sf3): Likewise.
342 (sse3_addsubv4sf3): Likewise.
343 (*avx_addsubv2df3): Likewise.
344 (sse3_addsubv2df3): Likewise.
345 (avx_unpckhps256): Correct item selectors.
346 (avx_unpcklps256): Likewise.
347 (avx_unpckhpd256): Likewise.
348 (avx_unpcklpd256): Likewise.
350 2009-02-28 Jan Hubicka <jh@suse.cz>
352 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
354 (copy_arguments_for_versioning): If var is declared don't declare it.
355 (tree_function_versioning): First setup substitutions and then copy
358 2009-02-27 Jan Hubicka <jh@suse.cz>
361 * cgraph.h (varpool_output_debug_info): Remove.
362 * cgraphunit.c (varpool_output_debug_info): Remove.
363 * dwarf2out.c (deferred_locations_struct): New struct
364 (deferred_locations): New type.
365 (deferred_locations_list): New static var.
366 (deffer_location): New function.
367 (gen_variable_die): Use it.
368 (decls_for_scope): Output info on local static vars.
369 (dwarf2out_finish): Process deferred locations.
370 * varpool.c (varpool_output_debug_info): Remove.
372 2009-02-27 Jan Hubicka <jh@suse.cz>
375 * tree.h (TREE_PROTECTED): Fix comment.
376 (BLOCK_HANDLER_BLOCK): Remove.
377 (struct tree_block): Remove handler_block add body_block.
378 (inlined_function_outer_scope_p): New.
379 (is_body_block): Remove.
380 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
381 * dwarf2out.c (is_inlined_entry_point): Remove.
382 (add_high_low_attributes): Use inlined_function_outer_scope_p.
383 (gen_block_die): Use is_inlined_entry_point check. Remove body block
385 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
386 * gimplify.c (gimplify_expr): Gimplify body blocks.
387 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
388 block with multiple subblocks.
389 (dump_scope_block): Prettier output; dump more flags and info.
390 (dump_scope_blocks): New.
391 (remove_unused_locals): Use dump_scope_blocks.
392 * tree-flow.h (dump_scope_blocks): Declare.
393 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
394 * stmt.c (is_body_block): Remove.
395 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
396 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
398 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
401 * graphite.c (graphite_loop_normal_form): Do not call
402 number_of_iterations_exit from a gcc_assert.
404 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
406 * gcc/config/s390/s390.c: (s390_swap_cmp): Look for conditional
407 jumps if COND is NULL.
408 (find_cond_jump): New function.
409 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
410 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
412 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
414 * config/alpha/alpha.h (alpha_expand_mov): Return false if
415 force_const_mem returns NULL_RTX.
417 2009-02-26 Jan Hubicka <jh@suse.cz>
420 * cgraph.h (varpool_output_debug_info): Remove.
421 * cgraphunit.c (varpool_output_debug_info): Remove.
422 * dwarf2out.c (deferred_locations_struct): New struct
423 (deferred_locations): New type.
424 (deferred_locations_list): New static var.
425 (deffer_location): New function.
426 (gen_variable_die): Use it.
427 (decls_for_scope): Output info on local static vars.
428 (dwarf2out_finish): Process deferred locations.
429 * varpool.c (varpool_output_debug_info): Remove.
431 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
433 PR rtl-optimization/39241
434 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
435 to subreg_offset_representable_p.
437 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
439 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
440 execute function prototype. Get f and nregs from max_reg_num
441 and get_insns. Remove the first backward pass as it's dead,
442 guard the forward pass by flag_expensive_optimizations.
443 (rest_of_handle_regmove): Delete.
444 (pass_regmove): Replace it with regmove_optimize.
446 2009-02-25 Martin Jambor <mjambor@suse.cz>
448 PR tree-optimization/39259
449 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
450 calls_alloca function flags.
451 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
454 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
456 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
457 flags_set_1_rtx, flags_set_1_set): Delete.
458 (regmove_optimize): Do not call mark_flags_life_zones.
460 2009-02-24 Julian Brown <julian@codesourcery.com>
463 * config/arm/arm.c (require_pic_register): Only set
464 cfun->machine->pic_reg once per function.
466 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
468 * doc/invoke.texi (Link Options): Document an easier way to pass
469 options that take arguments to the GNU linker using -Xlinker and -Wl.
471 2009-02-24 Steve Ellcey <sje@cup.hp.com>
474 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
476 2009-02-24 Richard Guenther <rguenther@suse.de>
479 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
481 2009-02-24 Richard Guenther <rguenther@suse.de>
482 Zdenek Dvorak <ook@ucw.cz>
484 PR tree-optimization/39233
485 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
486 from converting them to a generic type.
488 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
490 PR tree-optimization/39260
491 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
492 contains a condition with a real type.
493 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
495 2009-02-23 Jason Merrill <jason@redhat.com>
498 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
499 narrowing_initializer_constant_valid_p.
500 (narrowing_initializer_constant_valid_p): Don't return
501 null_pointer_node for adding a pointer to itself.
503 2009-02-23 Jan Hubicka <jh@suse.cz>
506 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
509 2009-02-23 Jan Hubicka <jh@suse.cz>
511 PR tree-optimization/37709
512 * tree.c (block_ultimate_origin): Move here from dwarf2out.
513 * tree.h (block_ultimate_origin): Declare.
514 * dwarf2out.c (block_ultimate_origin): Move to tree.c
515 * tree-ssa-live.c (remove_unused_scope_block_p):
516 Eliminate blocks containig no instructions nor live variables nor
518 (dump_scope_block): New function.
519 (remove_unused_locals): Enable removal of dead blocks by default;
520 enable dumping at TDF_DETAILS.
522 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
524 * config/i386/i386.c (classify_argument): Don't allow COImode
526 (function_arg_advance_32): Don't allow OImode.
527 (function_arg_32): Likewise.
528 (function_value_32): Likewise.
529 (return_in_memory_32): Likewise.
530 (function_arg_64): Remove OImode comment.
532 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
535 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
536 ix86_expand_vector_set for V4DImode in 64bit mode only.
537 (ix86_expand_vector_init_one_var): Likewise.
539 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
541 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
543 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
546 * loop-iv.c: Revert last change.
547 * emit-rtl.c: Likewise.
549 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
552 * config/i386/i386.c (type_natural_mode): Remove an extra
553 space in the warning message.
554 (function_value_32): Handle 32-byte vector modes.
555 (return_in_memory_32): Likewise.
557 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
559 * loop-iv.c (truncate_value): New function.
560 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
562 (lowpart_subreg): Move to...
563 * emit-rtl.c: ...here.
565 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
567 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
568 accidental and undocumented change at revision 140860.
570 2009-02-21 Joseph Myers <joseph@codesourcery.com>
572 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
573 take gimple_seq * arguments.
574 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
575 types_compatible_p langhook.
577 2009-02-20 Mark Mitchell <mark@codesourcery.com>
578 Joseph Myers <joseph@codesourcery.com>
580 * config/arm/arm.c (arm_builtin_va_list): New function.
581 (arm_expand_builtin_va_start): Likewise.
582 (arm_gimplify_va_arg_expr): Likewise.
583 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
584 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
585 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
586 (va_list_type): New variable.
587 (arm_mangle_type): Mangle va_list_type appropriately.
589 2009-02-20 Jakub Jelinek <jakub@redhat.com>
592 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
593 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
594 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
595 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
596 parameter to 1000 for -O1 by default.
597 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
599 * loop-invariant.c: Include params.h.
600 (move_loop_invariants): Don't call move_single_loop_invariants on
603 2009-02-20 Jaka Mocnik <jaka@xlab.si>
605 * calls.c (emit_library_call_value_1): Use slot_offset instead of
606 offset when calculating bounds for indexing stack_usage_map. Fixes
607 a buffer overflow with certain target setups.
609 2009-02-20 Jakub Jelinek <jakub@redhat.com>
612 * calls.c (expand_call): Clear try_tail_call if caller and callee
613 disagree in promotion of function return value.
615 2009-02-19 Jakub Jelinek <jakub@redhat.com>
618 * c-common.c (c_determine_visibility): If visibility changed and
619 DECL_RTL has been already set, call make_decl_rtl to update symbol
622 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
625 * varasm.c (assemble_variable): Don't check DECL_NAME when
626 globalizing a variable.
628 2009-02-19 Joseph Myers <joseph@codesourcery.com>
631 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
632 expression before any __builtin_trap call.
633 * c-typeck.c (build_function_call): Convert and check function
634 arguments before generating a call to a trap. Evaluate the
635 function arguments before the trap.
637 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
640 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
641 (UNSPEC_FXAM_MEM): New unspec.
642 (fxam<mode>2_i387_with_temp): New insn and split pattern.
643 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
644 memory using fxam<mode>2_i387_with_temp to remove excess precision.
646 2009-02-19 Richard Guenther <rguenther@suse.de>
648 PR tree-optimization/39207
649 PR tree-optimization/39074
650 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
651 storedanything_tree): New.
652 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
653 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
654 (build_succ_graph): Add edges from STOREDANYTHING to all
656 (init_base_vars): Initialize STOREDANYTHING.
657 (compute_points_to_sets): Free substitution info after
658 building the succ graph.
659 (ipa_pta_execute): Likewise.
661 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
663 (do_ds_constraint): Do not add to special var or non-pointer
665 (type_could_have_pointers): Split out from ...
666 (could_have_pointers): ... here. For arrays use the element type.
667 (create_variable_info_for): Initialize may_have_pointers.
668 (new_var_info): Likewise.
669 (handle_lhs_call): Make the HEAP variable unknown-sized.
670 (intra_create_variable_infos): Use a type with pointers for
671 PARM_NOALIAS, make it unknown-sized.
673 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
676 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
678 2009-02-18 Jason Merrill <jason@redhat.com>
681 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
682 value if DECL_EXTERNAL.
683 * tree-sra.c (sra_walk_gimple_assign): Likewise.
684 * target.h (gcc_target::binds_local_p): Clarify "module".
685 * tree.h (TREE_PUBLIC): Clarify "module".
687 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
690 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
691 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
693 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
696 * c.opt (Wabi): Support C and ObjC.
699 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
701 * config/i386/i386.c (classify_argument): Warn once about the ABI
702 change when passing union with long double.
704 * doc/invoke.texi: Update -Wabi for warning psABI changes.
706 2009-02-18 Joseph Myers <joseph@codesourcery.com>
709 * c-parser.c (c_parser_compound_statement): Always enter and leave
712 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
715 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
717 2009-02-18 Jakub Jelinek <jakub@redhat.com>
719 PR tree-optimization/36922
720 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
721 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
724 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
726 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
729 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
731 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
733 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
735 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
738 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
739 Richard Sandiford <rdsandiford@googlemail.com>
741 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
742 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
743 (loongson_biadd): ...this.
745 2009-02-17 Richard Guenther <rguenther@suse.de>
747 PR tree-optimization/39202
748 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
749 a var make sure to follow existing collapses.
751 2009-02-17 Richard Guenther <rguenther@suse.de>
754 * langhooks.c (lhd_print_error_function): Check for NULL block.
756 2009-02-17 Richard Guenther <rguenther@suse.de>
758 PR tree-optimization/39204
759 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
762 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
764 * config/soft-fp/double.h: Update from glibc CVS.
766 2009-02-17 Richard Guenther <rguenther@suse.de>
768 PR tree-optimization/39207
769 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
770 strict-aliasing warnings for pointers pointing to NULL.
772 2009-02-16 Joseph Myers <joseph@codesourcery.com>
775 * c-parser.c (c_parser_braced_init): Call pop_init_level when
776 skipping until next close brace.
778 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
781 * config/i386/i386.c (ix86_expand_push): Set memory alignment
782 to function argument boundary.
784 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
786 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
787 in the lea_add. Reload eventually constraints it properly.
788 * config/picochip/constraints.md : Remove the target constraint
789 "b", since it is not needed anymore.
791 2009-02-16 Jakub Jelinek <jakub@redhat.com>
793 * gthr-dce.h: Uglify function parameter and local variable names.
794 * gthr-gnat.h: Likewise.
795 * gthr-mipssde.h: Likewise.
796 * gthr-nks.h: Likewise.
797 * gthr-posix95.h: Likewise.
798 * gthr-posix.h: Likewise.
799 * gthr-rtems.h: Likewise.
800 * gthr-single.h: Likewise.
801 * gthr-solaris.h: Likewise.
802 * gthr-tpf.h: Likewise.
803 * gthr-vxworks.h: Likewise.
804 * gthr-win32.h: Likewise.
806 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
809 * config/i386/i386.md: Restrict the new peephole2 to move
810 between MMX/SSE registers.
812 2009-02-15 Richard Guenther <rguenther@suse.de>
815 2009-02-13 Richard Guenther <rguenther@suse.de>
817 * configure.ac: Enable LFS.
818 * configure: Re-generate.
819 * config.in: Likewise.
821 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
823 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
824 spu_srqwbyte, spu_srqwbytebc): Define.
825 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
826 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
827 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
828 "shrqby_<mode>"): New insn-and-split patterns.
829 * config/spu/spu.c (expand_builtin_args): Determine and return
830 number of operands using spu_builtin_description data.
831 (spu_expand_builtin_1): Use it.
833 2009-02-13 Steve Ellcey <sje@cup.hp.com>
836 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
839 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
842 * config/i386/i386.c (override_options): Correct warning
843 messages for -malign-loops, -malign-jumps and -malign-functions.
845 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
848 * config/i386/i386.md: Restrict the new peephole2 to move
849 between the general purpose registers.
851 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
854 * config/i386/i386.c (type_natural_mode): Add a new argument.
855 Return the original mode and warn ABI change if vector size is 32byte.
856 (function_arg_advance): Updated.
857 (function_arg): Likewise.
858 (ix86_function_value): Likewise.
859 (ix86_return_in_memory): Likewise.
860 (ix86_sol10_return_in_memory): Likewise.
861 (ix86_gimplify_va_arg): Likewise.
862 (function_arg_32): Don't warn ABX ABI change here.
863 (function_arg_64): Likewise.
865 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
867 * loop-iv.c (implies_p): In the final case, test that operands 0
868 of the two comparisons match.
870 * config/bfin/bfin.c (find_prev_insn_start): New function.
871 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
872 (find_next_insn_start): Move.
874 2009-02-13 Richard Guenther <rguenther@suse.de>
876 * configure.ac: Enable LFS.
877 * configure: Re-generate.
878 * config.in: Likewise.
880 2009-02-13 Joseph Myers <joseph@codesourcery.com>
883 * c-parser.c (c_parser_parms_list_declarator): Discard pending
884 sizes on syntax error after some arguments have been parsed.
886 2009-02-12 Jakub Jelinek <jakub@redhat.com>
888 * doc/invoke.texi (-fira): Remove.
890 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
892 * caller-save.c: Replace regclass.c with reginfo.c in comments.
896 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
898 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
899 (umul_ppmm): Likewise.
900 (count_leading_zeros): Likewise.
901 (count_trailing_zeros): Likewise.
902 (UMUL_TIME): Likewise.
904 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
906 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
907 soft-fp/t-softfp to tmake_file.
909 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
910 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
911 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
912 IA64_BUILTIN_INFQ]: New.
913 (ia64_init_builtins): Initialize __builtin_infq,
914 __builtin_fabsq and __builtin_copysignq if not HPUX.
915 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
916 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
918 * config/ia64/lib1funcs.asm (__divtf3): Define only if
920 (__fixtfti): Likewise.
921 (__fixunstfti): Likewise.
922 (__floattitf): Likewise.
924 * config/ia64/libgcc-glibc.ver: New.
925 * config/ia64/t-fprules-softfp: Likewise.
926 * config/ia64/sfp-machine.h: Likewise.
928 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
929 (LIBGCC2_TF_CEXT): Likewise.
931 (TARGET_INIT_LIBFUNCS): Likewise.
933 * config/ia64/t-glibc (SHLINB_MAPFILES):
934 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
936 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
938 * config/i386/i386.c (construct_container): Rewrite processing
939 BLKmode with X86_64_SSE_CLASS.
941 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
944 * config/i386/i386.md: Replace simplify_replace_rtx with
945 replace_rtx in the new peephole2.
947 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
949 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
950 loop unrolling do not happen at -O2.
952 2009-02-12 Michael Matz <matz@suse.de>
954 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
956 2009-02-12 Jakub Jelinek <jakub@redhat.com>
958 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
961 2009-02-12 Ben Elliston <bje@au.ibm.com>
963 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
964 patterns when updating the back chain. Missed in the 2009-02-10
967 2009-02-11 Janis Johnson <janis187@us.ibm.com>
969 * doc/extend.texi (Decimal Floating Types): Update identifier of
970 draft TR and list of missing support.
972 2009-02-11 Jakub Jelinek <jakub@redhat.com>
975 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
976 bit to variable length decl's flags, add it also to its
977 pointer replacement variable.
979 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
980 Jakub Jelinek <jakub@redhat.com>
983 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
984 (memory_blockage): New expander.
985 (*memory_blockage): New insn pattern.
986 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
987 instead of general blockage at the end of function prologue when
988 frame pointer is used to access red zone area. Do not emit blockage
989 when profiling, it is emitted in generic code.
990 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
991 function epilogue when frame pointer is used to access red zone area.
993 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
996 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
997 by arithmetic with memory operands.
998 * config/i386/predicates.md (commutative_operator): New.
1000 2009-02-10 Janis Johnson <janis187@us.ibm.com>
1002 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
1005 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
1007 * alias.h (record_alias_subset): Declare.
1008 * alias.c (record_alias_subset): Make global.
1010 2009-02-10 Nick Clifton <nickc@redhat.com>
1012 * tree-parloops.c: Change license to GPLv3.
1013 * ipa-struct-reorg.c: Change license to GPLv3.
1014 * ipa-struct-reorg.h: Change license to GPLv3.
1016 2009-02-10 Steve Ellcey <sje@cup.hp.com>
1019 * c-decl.c (start_struct): Return NULL on error.
1021 2009-02-10 Jakub Jelinek <jakub@redhat.com>
1024 * cfgloopmanip.c (remove_path): Call remove_bbs after
1025 cancel_loop_tree, not before it.
1028 * function.h (struct function): Add has_local_explicit_reg_vars bit.
1029 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
1030 VAR_DECLs were seen.
1031 * tree-ssa-live.c (remove_unused_locals): Recompute
1032 cfun->has_local_explicit_reg_vars.
1033 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
1034 copies or clearings if cfun->has_local_explicit_reg_vars.
1036 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
1039 * config/i386/i386.c (expand_prologue): Emit blockage at the end
1040 of function prologue when frame pointer is used to access
1043 2009-02-10 Richard Guenther <rguenther@suse.de>
1046 * gimplify.c (gimple_regimplify_operands): Always look if
1047 we need to create a temporary.
1049 2009-02-10 Richard Guenther <rguenther@suse.de>
1051 PR tree-optimization/39132
1052 * tree-loop-distribution.c (todo): New global var.
1053 (generate_memset_zero): Trigger TODO_rebuild_alias.
1054 (tree_loop_distribution): Return todo.
1056 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
1059 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
1060 (x86_64_reg_class_name): Removed.
1061 (classify_argument): Return 0 if bytes > 32. Return 0 if the
1062 first one isn't X86_64_SSE_CLASS or any other ones aren't
1063 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
1064 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
1065 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
1066 and 3 X86_64_SSEUP_CLASS.
1067 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
1068 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
1070 2009-02-10 Ben Elliston <bje@au.ibm.com>
1072 * config/rs6000/rs6000.md (allocate_stack): Always use an update
1073 form instruction to update the stack back chain word, even if the
1074 user has disabled the generation of update instructions.
1075 (movdi_<mode>_update_stack): New.
1076 (movsi_update_stack): Likewise.
1077 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
1078 always use an update form instruction to update the stack back
1081 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
1084 * graphite.c (if_region_set_false_region): After moving a region in
1085 the false branch of a condition, remove the empty dummy basic block.
1086 (gloog): Remove wrong fix for PR38953.
1088 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1090 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
1091 generation due to implicit sign extension.
1093 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
1096 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
1097 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
1099 2009-02-09 Richard Guenther <rguenther@suse.de>
1102 * convert.c (convert_to_real): Disable (float)fn((double)x)
1103 to fnf(x) conversion if errno differences may occur and
1104 -fmath-errno is set.
1106 2009-02-07 Anatoly Sokolov <aesok@post.ru>
1108 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
1109 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1110 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1112 2009-02-06 Joseph Myers <joseph@codesourcery.com>
1115 * c-common.c (handle_alias_attribute): Disallow attribute for
1116 anything not a FUNCTION_DECL or VAR_DECL.
1118 2009-02-06 Janis Johnson <janis187@us.ibm.com>
1121 * real.c (do_compare): Special-case compare of zero against
1122 decimal float value.
1124 2009-02-06 Joseph Myers <joseph@codesourcery.com>
1127 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
1128 as indicating flexible array members unless the field itself is
1129 being declarared as the incomplete array.
1131 2009-02-06 Jan Hubicka <jh@suse.cz>
1133 PR tree-optimization/38844
1134 * ipa-inline.c (try_inline): Stop inlining recursion when edge
1137 2009-02-06 Richard Guenther <rguenther@suse.de>
1140 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
1141 fork because we may expand it as __gcov_fork.
1143 2009-02-06 Nick Clifton <nickc@redhat.com>
1145 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
1147 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
1149 PR tree-optimization/35659
1150 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
1151 vn_phi_eq): Shortcut if hashcode does not match.
1152 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
1154 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
1155 and avoid iterative_hash_expr.
1156 (FOR_EACH_VALUE_ID_IN_SET): New.
1157 (value_id_compare): Remove.
1158 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
1159 sort expressions by value id.
1161 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
1164 * config/sh/predicates.md (general_movsrc_operand): Don't check
1165 the subreg of system registers here.
1167 2009-02-05 Jakub Jelinek <jakub@redhat.com>
1170 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
1173 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
1175 PR rtl-optimization/39110
1176 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
1177 addresses, not aligned ones.
1179 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
1180 Richard Guenther <rguenther@suse.de>
1182 PR tree-optimization/39100
1183 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
1184 comment says and add edges.
1186 2009-02-05 Joseph Myers <joseph@codesourcery.com>
1189 * c-common.c (handle_tls_model_attribute): Ignore attribute for
1190 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
1192 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
1194 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
1195 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
1196 register_bb_in_sese, new_sese, free_sese): Moved.
1197 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
1198 outermost_loop_in_scop, build_scop_iteration_domain,
1199 expand_scalar_variables_ssa_name, get_vdef_before_scop,
1200 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
1201 Use loop_in_sese_p instead of loop_in_scop_p.
1202 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
1203 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
1204 (scopdet_basic_block_info): Fix bug in scop detection.
1205 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
1206 eq_loop_to_cloog_loop): Remove.
1207 (nb_loops_around_loop_in_scop, nb_loop
1208 ref_nb_loops): Moved here...
1209 * graphite.h (ref_nb_loops): ... from here.
1210 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
1211 (loop_domain_dim, loop_iteration_vector_dim): Remove.
1212 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
1213 * testsuite/gcc.dg/graphite/scop-19.c: New
1215 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
1216 Hans-Peter Nilsson <hp@axis.com>
1218 PR rtl-optimization/37889
1219 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
1220 Move offset handling from PLUS to before the switch. Use new
1221 arguments when considering SYMBOL_REFs too.
1222 (rtx_addr_can_trap_p): Pass dummy offset and size.
1223 (enum may_trap_p_flags): Remove.
1224 (may_trap_p_1): Pass size from MEM_SIZE.
1226 PR rtl-optimization/38921
1227 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
1228 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
1229 * rtlanal.c (may_trap_after_code_motion_p): Delete.
1230 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
1232 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
1234 AVX Programming Reference (January, 2009)
1235 * config/i386/sse.md (*vpclmulqdq): New.
1237 2009-02-04 Jakub Jelinek <jakub@redhat.com>
1239 PR tree-optimization/38977
1240 PR gcov-profile/38292
1241 * calls.c (special_function_p): Disregard __builtin_ prefix.
1243 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
1245 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
1246 non-indexable addresses even before reload.
1248 2009-02-03 Joseph Myers <joseph@codesourcery.com>
1251 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
1252 as having variable size. Do not give an error for unnamed
1253 parameters with [*] declarators. Give a warning for type names
1254 with [*] declarators and mark them as variable size.
1255 * c-parser.c (c_parser_sizeof_expression): Do not give an error
1256 for sizeof applied to [*] type names.
1258 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1261 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
1263 2009-02-03 Jakub Jelinek <jakub@redhat.com>
1265 * gcc.c (process_command): Update copyright notice dates.
1266 * gcov.c (print_version): Likewise.
1267 * gcov-dump.c (print_version): Likewise.
1268 * mips-tfile.c (main): Likewise.
1269 * mips-tdump.c (main): Likewise.
1271 2009-02-03 Joseph Myers <joseph@codesourcery.com>
1274 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
1275 for composite type involving a zero-length array type.
1277 2009-02-03 Jakub Jelinek <jakub@redhat.com>
1280 * function.c (match_asm_constraints_1): Skip over
1281 initial optional % in the constraint.
1284 * c-parser.c (c_parser_postfix_expression): If fixed point is not
1285 supported, don't accept FIXED_CSTs.
1286 * c-decl.c (finish_declspecs): Error if fixed point is not supported
1287 and _Sat is used without _Fract/_Accum. Set specs->type to
1288 integer_type_node for cts_fract/cts_accum if fixed point is not
1291 2009-02-02 Catherine Moore <clm@codesourcery.com>
1293 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
1295 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
1297 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
1298 (ABI_HAS_64BIT_SYMBOLS): Use it.
1299 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
1301 2009-02-02 Paul Brook <paul@codesourcery.com>
1303 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
1305 2009-02-02 Jakub Jelinek <jakub@redhat.com>
1308 * recog.h (asm_operand_ok): Add constraints argument.
1309 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
1310 recurse on matching constraint.
1311 (check_asm_operands): Pass constraints as 3rd argument to
1312 asm_operand_ok. Don't look up matching constraint here.
1313 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
1316 2009-02-02 Ben Elliston <bje@au.ibm.com>
1318 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
1319 TARGET_NARROW_VOLATILE_BITFIELD macro names.
1321 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1323 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
1324 information. Remove some obsolete information. Reorganize.
1326 * config/pa/fptr.c: Revert license to GPL 2.
1327 * config/pa/milli64.S: Likewise.
1329 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
1332 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
1333 LIBRARY name in, instead of hard-coding it.
1334 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
1335 extra target make frag to tmake_files according to EH model.
1336 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
1337 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
1338 frags that define makefile variable EH_MODEL appropriately.
1339 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
1340 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
1341 to "-sjlj" according to type of EH configured.
1342 (LIBGCC_SONAME): Concatenate it to shared library base name.
1343 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
1344 to "_sjlj" according to type of EH configured.
1345 (LIBGCC_SONAME): Concatenate it to shared library base name.
1346 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
1347 (SHLIB_LINK): Add missing semicolon to if-else construct.
1348 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
1349 string value of "pe_dll" command-line option.
1350 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
1351 (SHLIB_SONAME): Use it when overriding t-cygming default.
1352 (SHLIB_IMPLIB): Override t-cygming default.
1353 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
1354 string value of "pe_dll" command-line option.
1356 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
1359 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
1360 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
1362 2009-01-31 Richard Guenther <rguenther@suse.de>
1364 PR tree-optimization/38937
1365 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
1366 computing the transitive closure.
1368 2009-01-30 Richard Guenther <rguenther@suse.de>
1370 PR tree-optimization/39041
1371 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
1372 Propagate variable indices only if the types match for this stmt.
1374 2009-01-30 Jakub Jelinek <jakub@redhat.com>
1377 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
1378 inline but never defined.
1380 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
1382 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
1383 (*insv_h_di_reg_extimm): New insn.
1384 (*insv_l<mode>_reg_extimm): New insn.
1386 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1388 * config/picochip/picochip.c (flag_conserve_stack): set
1389 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
1390 fconserve-stack. Reduce call-overhead used by inliner.
1392 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1395 * common.opt (flag_conserve_stack): Initialised to zero.
1397 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
1400 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
1401 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
1404 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
1406 * ira-color.c (allocno_reload_assign): Update comments.
1407 * regmove.c (regmove_optimize): Likewise.
1411 2009-01-29 Robert Millan <rmh@aybabtu.com>
1413 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
1414 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
1415 `MD_UNWIND_SUPPORT'.
1416 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
1418 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
1420 PR tree-optimization/39007
1421 * tree-loop-distribution.c (generate_builtin): Use
1422 recompute_dominator to compute the immediate dominator of the
1423 basic block just after the loop.
1425 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1427 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
1428 (ASM_OUTPUT_DWARF_PCREL): Define.
1430 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
1432 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
1433 * doc/passes.texi: Remove entries about regclass, local-alloc, and
1434 global. Modify entries about regmove and IRA.
1436 * ra-conflict.c: Remove the file.
1438 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
1440 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
1441 (pass_regclass_init): Rename to pass_reginfo_init.
1443 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
1445 * toplev.h (flag_ira): Remove.
1447 * caller-save.c (setup_save_areas): Remove flag_ira.
1449 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
1451 * global.c: Remove the file.
1453 * opts.c: (decode_options): Remove flag_ira.
1455 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
1457 * regmove.c: Modify file description.
1458 (find_use_as_address, try_auto_increment): Define them only if
1459 AUTO_INC_DEC is defined.
1460 (replacement_quality, replace_in_call_usage, fixup_match_1,
1461 stable_and_no_regs_but_for_p): Remove.
1462 (reg_set_in_bb): Make it static.
1463 (regmove_optimize): Remove flag_ira and code which worked for
1466 * local-alloc.c: Remove the file.
1468 * common.opt (fira): Remove.
1470 * ira.c: Include except.h.
1471 (eliminable_regset): Move from global.c.
1472 (mark_elimination): Ditto. Remove flag_ira.
1473 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
1474 equiv_mem_modified, validate_equiv_mem_from_store,
1475 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
1476 contains_replace_regs, memref_referenced_p, memref_used_between_p,
1477 no_equiv, recorded_label_ref): Move from local-alloc.c.
1478 (update_equiv_regs): Ditto. Make it static.
1479 (print_insn_chain, print_insn_chains): Move it from global.c.
1480 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
1481 (build_insn_chain): Ditto. Make it static.
1482 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
1483 Rename to init_live_subregs.
1484 (gate_ira): Remove flag_ira.
1486 * regclass.c: Rename reginfo.c. Change file description.
1487 (FORBIDDEN_INC_DEC_CLASSES): Remove.
1488 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
1489 (init_reg_sets_1): Remove code for evaluation of
1490 reg_class_superclasses and losing_caller_save_reg_set.
1491 (init_regs): Remove init_reg_autoinc.
1492 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
1493 ok_for_base_p_nonstrict): Remove.
1494 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
1495 (pass_regclass_init): Rename to pass_reginfo_init. Modify
1496 corresponding entries.
1497 (dump_regclass, record_operand_costs, scan_one_insn,
1498 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
1499 record_address_regs, auto_inc_dec_reg_p): Remove.
1500 (gt-regclass.h): Rename to gt-reginfo.h.
1502 * rtl.h (dump_global_regs, retry_global_alloc,
1503 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
1505 * Makefile.in (RA_H): Remove.
1506 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
1507 Rename regclass.o to reginfo.o.
1508 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
1510 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
1511 (GTFILES): Rename regclass.c to reginfo.c.
1513 * passes.c (init_optimization_passes): Remove pass_local_alloc and
1514 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
1516 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
1517 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
1519 (finish_spills): Ditto. Remove code for !flag_ira.
1521 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
1524 * doc/invoke.texi (rtl debug options): Complete rewrite.
1525 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
1527 * mode-switching.c (pass_mode_switching): Rename pass from
1528 "mode-sw" to "mode_sw".
1529 * except.c (pass_convert_to_eh_ranges): Rename pass from
1530 "eh-ranges" to "eh_ranges".
1531 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
1535 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
1536 Alexander Monakov <amonakov@ispras.ru>
1539 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
1541 (move_exprs_to_boundary): Change return type and pass through
1542 should_move from move_op. Relax assert. Update usage ...
1543 (schedule_expr_on_boundary): ... here. Use should_move instead of
1545 (move_op_orig_expr_found): Indicate that insn was disconnected from
1547 (code_motion_process_successors): Do not call after_merge_succs
1548 callback if original expression was not found when traversing any of
1550 (code_motion_path_driver): Change return type. Update prototype.
1551 (move_op): Update comment. Add a new parameter (should_move). Update
1552 prototype. Set *should_move based on indication provided by
1553 move_op_orig_expr_found.
1555 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
1557 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
1558 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
1559 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
1560 * config/rs6000/rs6000.c (rs6000_override_options): Default
1561 avoid-indexed-addresses on for Power6, off for everything else.
1562 (avoiding_indexed_address_p): New function.
1563 (rs6000_legitimize_address): Use it.
1564 (rs6000_legitimate_address): Likewise.
1565 * config/rs6000/rs6000.md (movXX_updateX): Likewise
1567 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
1569 PR tree-optimization/38997
1570 * tree-loop-distribution.c (generate_memset_zero): Use
1571 POINTER_PLUS_EXPR for a pointer addition.
1573 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
1575 * config/s390/s390.md (bswap<mode>2): New pattern added.
1577 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
1579 * config/s390/s390.md (*tls_load_31): Added type attribute.
1581 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
1583 * config/s390/s390.md: Fix a few comments.
1585 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
1587 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
1588 (*tm<mode>_full): Fixed z10prop attribute.
1589 (*tst<mode>_extimm): Fixed z10prop attribute.
1590 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
1591 (*tstqiCCT_cconly): Fixed z10prop attribute.
1592 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
1593 (*movsi_larl): Fixed z10prop attribute.
1594 (*movsi_zarch): Fixed z10prop attribute.
1595 (*movsi_eas): Fixed z10prop attribute.
1596 (*movhi): Fixed z10prop attribute.
1597 (*movqi): Fixed z10prop attribute.
1598 (*movstrictqi): Fixed z10prop attribute.
1599 (*mov<mode>): Fixed z10prop attribute.
1600 (*movcc): Fixed z10prop attribute.
1601 (*sethighpartdi_64): Fixed z10prop attribute.
1602 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
1603 (*negdi2_sign_cc): Fixed z10prop attribute.
1604 (*negdi2_sign): Fixed z10prop attribute.
1605 (*absdi2_sign_cc): Fixed z10prop attribute.
1606 (*absdi2_sign): Fixed z10prop attribute.
1607 (*negabsdi2_sign_cc): Fixed z10prop attribute.
1608 (*negabsdi2_sign): Fixed z10prop attribute.
1609 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
1610 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
1611 (doloop_si64): Fixed z10prop attribute.
1612 (doloop_si31): Fixed z10prop attribute.
1613 (doloop_long): Fixed z10prop attribute.
1614 (indirect_jump): Fixed z10prop attribute.
1615 (nop): Fixed z10prop attribute.
1616 (main_base_64): Fixed z10prop attribute.
1617 (reload_base_64): Fixed z10prop attribute.
1619 2009-01-28 Jakub Jelinek <jakub@redhat.com>
1621 PR rtl-optimization/38740
1622 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
1624 * config/mips/mips.c (mips_reorg): Likewise.
1626 2009-01-28 Richard Guenther <rguenther@suse.de>
1628 PR tree-optimization/38926
1629 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
1630 with the correct value id to a value.
1631 (do_regular_insertion): Use the value number of edoubleprime
1632 for the value number of the expr.
1635 2008-08-21 Richard Guenther <rguenther@suse.de>
1637 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
1638 a PHI ask VN if it is already available.
1639 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
1640 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
1642 2009-01-28 Jakub Jelinek <jakub@redhat.com>
1645 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
1646 set to varying whenever max has TREE_OVERFLOW set, similarly
1647 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
1649 2009-01-28 Richard Guenther <rguenther@suse.de>
1652 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
1653 uninitialized aggregate uses in call arguments.
1655 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
1657 PR tree-optimization/38984
1658 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
1659 the nothing_id variable if -fno-delete-null-pointer-checks.
1661 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
1664 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
1665 (set_got_offset_rex64): Ditto.
1667 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
1670 * doc/extend.texi: Improve local variable with asm reg.
1672 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
1674 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
1675 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
1676 was not supplied then set warn_packed_bitfield_compat to the
1678 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
1681 2009-01-27 Richard Guenther <rguenther@suse.de>
1683 PR tree-optimization/38503
1684 * cfgexpand.c (expand_gimple_basic_block): Ignore
1685 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
1686 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
1687 variables that cannot have TBAA applied.
1688 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
1691 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
1694 * calls.c (initialize_argument_information): Do not wrap complex
1695 arguments in SAVE_EXPR.
1697 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
1699 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
1700 (INSTALL_LIBGCC): Revert typo commit.
1702 2009-01-26 Richard Guenther <rguenther@suse.de>
1704 PR tree-optimization/38745
1705 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
1706 from special handling.
1708 2009-01-26 Richard Guenther <rguenther@suse.de>
1710 PR tree-optimization/38745
1711 * tree-ssa.c (execute_update_addresses_taken): Do not include
1712 variables that cannot possibly be a register in not_reg_needs.
1713 Do not clear TREE_ADDRESSABLE on vars that may not become
1715 * tree-ssa.c (update_alias_info_1): Include those in the set
1716 of addressable vars.
1718 2009-01-26 Richard Guenther <rguenther@suse.de>
1721 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
1722 * tree-ssa-dse.c: Include langhooks.h
1723 (execute_simple_dse): Remove stores with zero size.
1725 2009-01-24 Jakub Jelinek <jakub@redhat.com>
1728 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
1731 2009-01-24 Julian Brown <julian@codesourcery.com>
1733 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
1734 config/arm/linux-atomic.c.
1735 * config/arm/linux-atomic.c: New.
1737 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
1739 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
1740 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
1741 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
1743 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
1746 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
1749 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
1751 PR tree-optimization/38953
1752 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
1753 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
1754 (gloog): Split the exit of the scop when the scop exit is a loop exit.
1755 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
1758 2009-01-24 Paul Brook <paul@codesourcery.com>
1760 * config/arm/neon.md (neon_type): Move to arm.md.
1761 (neon_mov<VSTRUCT>): Add neon_type attribute.
1762 * config/arm/arm.md (neon_type): Move to here.
1763 (conds): Add "unconditioal" and use as default for NEON insns.
1765 2009-01-24 Ben Elliston <bje@au.ibm.com>
1767 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
1768 void *' warning from -Wc++-compat.
1769 * Makefile.in (dominance.o-warn): Remove.
1771 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
1773 PR tree-optimization/38932
1774 * fold-const.c (fold_unary_ignore_overflow): New.
1775 * tree.h (fold_unary_ignore_overflow): Declare.
1776 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
1777 * tree-ssa-sccvn.c (visit_reference_op_load,
1778 simplify_unary_expression): Likewise.
1780 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
1782 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
1783 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
1784 regardless of their type.
1785 * c-common.c (handle_packed_attribute): Don't ignore packed on
1787 * c.opt (Wpacked-bitfield-compat): New warning option.
1788 * stor-layout.c (place_field): Warn if offset of a field changed.
1789 * doc/extend.texi (packed): Mention the ABI change.
1790 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
1791 (Warning Options): Add it to the list.
1793 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
1795 * c-opts.c (c_common_post_options): Fix a typo in comments.
1797 2009-01-22 Steve Ellcey <sje@cup.hp.com>
1800 * gimplify.c (gimplify_init_constructor): Fix promotion of const
1801 variables to static.
1802 * doc/invoke.texi (-fmerge-all-constants): Update description.
1804 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
1807 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
1808 (*movdi_1_rex64): Use type "mmx" for alternative 5.
1810 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
1812 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
1814 (LOCAL_ALIGNMENT): Similarly.
1816 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
1817 Joseph Myers <joseph@codesourcery.com>
1819 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
1820 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
1821 * config/arm/arm-tune.md: Regenerate.
1822 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
1825 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
1827 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
1828 version number to five.
1830 2009-01-22 Dodji Seketeli <dodji@redhat.com>
1833 * c-decl.c: (clone_underlying_type): Revert PR c++/26693 changes.
1834 * c-common.c (set_underlying_type): Likewise.
1835 (is_typedef_decl ): Likewise
1837 (set_underlying_type): Likewise.
1838 (is_typedef_type): Likewise.
1840 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
1843 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
1846 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
1849 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
1850 (LIBGCC_SPEC): Don't define.
1851 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
1853 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
1855 PR rtl-optimization/38879
1856 * alias.c (base_alias_check): Unaligned access via AND address can
1857 alias all surrounding object types except those with sizes equal
1858 or wider than the size of unaligned access.
1860 2009-01-21 Dodji Seketeli <dodji@redhat.com>
1863 * c-decl.c: (clone_underlying_type): Move this ...
1864 * c-common.c (set_underlying_type): ... here.
1865 Also, make sure the function properly sets TYPE_STUB_DECL() on
1866 the newly created typedef variant type.
1867 (is_typedef_decl ): New entry point.
1868 * tree.h: Added a new member member_types_needing_access_check to
1869 struct tree_decl_non_common.
1870 (set_underlying_type): New entry point.
1871 (is_typedef_type): Likewise.
1873 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
1875 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
1876 Check whether two instructions have memory references that
1877 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
1878 are helper functions for traversing.
1879 * alias.h (insn_alias_sets_confilict_p): New prototypes.
1880 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
1881 not to draw dependency edge for instructions with non-conflicting
1884 2009-01-20 Joseph Myers <joseph@codesourcery.com>
1887 * longlong.h: Update copyright years. Use soft-fp license notice.
1888 Sync __clz_tab declaration with glibc.
1890 2009-01-20 Steve Ellcey <sje@cup.hp.com>
1893 * doc/extend.texi (syscall_linkage): New.
1894 (version_id): Modify.
1896 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
1897 Richard Guenther <rguenther@suse.de>
1899 PR tree-optimization/38747
1900 PR tree-optimization/38748
1901 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
1902 conversion if the base address is an indirect reference and the
1903 aliasing sets could cause issues.
1905 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
1907 * common.opt (fgraphite, fgraphite-identity): Add comment for
1908 explaining why these options are not documented.
1910 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
1912 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
1913 gimple_call_lhs is NULL.
1915 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
1918 * emit-rtl.c (adjust_address_1): Make sure memref is never
1921 2009-01-20 Ben Elliston <bje@au.ibm.com>
1923 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
1924 const qualifier from arg parameter. Remove unnecessary cast to char *.
1925 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
1926 const qualifier from arg 2.
1928 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1930 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
1932 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
1935 * rtl.h (reinit_regs): New prototype.
1936 * regclass.c: Include ira.h.
1938 * Makefile.in (regclass.o): Add ira.h.
1939 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
1941 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
1944 * c-common.c (handle_aligned_attribute): Use
1945 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
1946 default alignment value.
1948 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
1950 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
1951 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
1953 * doc/extend.texi: Update __attribute__ ((aligned)). Document
1954 __BIGGEST_ALIGNMENT__.
1956 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
1958 2009-01-18 Richard Guenther <rguenther@suse.de>
1960 PR tree-optimization/38819
1961 * tree-flow.h (operation_could_trap_helper_p): Declare.
1962 * tree-eh.c (operation_could_trap_helper_p): Export.
1963 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
1964 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
1965 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
1966 are about to insert a possibly trapping instruction and fail
1969 2009-01-18 Andreas Schwab <schwab@suse.de>
1971 * doc/install.texi (Configuration): Remove obsolete paragraph
1972 about use of --with-gnu-ld with --with-gnu-as.
1974 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
1976 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
1977 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
1978 Follow spelling conventions.
1980 2009-01-18 Ben Elliston <bje@au.ibm.com>
1982 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
1983 C++ warning about implicit conversion from void * to struct
1985 (bitmap_obstack_free): Likewise for bitmap_element *.
1986 * Makefile.in (bitmap.o-warn): Remove.
1988 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
1990 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
1992 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
1993 Tobias Grosser <tobi.grosser@amd.com>
1995 * graphite.c (graphite_trans_scop_block): Do not block single
1998 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
2000 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
2001 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
2002 test with assertion.
2004 2009-01-16 Richard Guenther <rguenther@suse.de>
2006 PR tree-optimization/38835
2008 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
2009 and INT + PTR -> (INT)(PTR p+ INT) folding.
2010 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
2012 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
2015 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
2016 the subreg from a lowpart subreg if it is also casting the value.
2018 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
2019 Tobias Grosser <tobi.grosser@amd.com>
2021 * graphite.c (compare_prefix_loops): New.
2022 (build_scop_canonical_schedules): Rewritten.
2023 (graphite_transform_loops): Move build_scop_canonical_schedules
2024 after build_scop_iteration_domain.
2026 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
2027 Tobias Grosser <tobi.grosser@amd.com>
2029 * graphite.c (add_conditions_to_domain): Add the loops to
2030 the dimension of the iteration domain. Do copy the domain
2031 only when it exists.
2032 (build_scop_conditions_1): Do not call add_conditions_to_domain.
2033 (add_conditions_to_constraints): New.
2034 (can_generate_code_stmt, can_generate_code): Removed.
2035 (gloog): Do not call can_generate_code.
2036 (graphite_transform_loops): Call add_conditions_to_constraints
2037 after building the iteration domain.
2039 2009-01-16 Jakub Jelinek <jakub@redhat.com>
2041 PR tree-optimization/38789
2042 * tree-ssa-threadedge.c
2043 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
2044 __builtin_constant_p.
2046 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2048 * dce.c (delete_unmarked_insns): Reversed the order that insns are
2049 examined before deleting them.
2051 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
2053 * function.c (aggregate_value_p): Correctly extract the function
2054 type from CALL_EXPR_FN lookup.
2056 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
2058 * config/picochip/picochip.c (picochip_override_options): Revert
2059 CFI asm flag disable commited previously.
2061 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
2062 Tobias Grosser <tobi.grosser@amd.com>
2063 Jan Sjodin <jan.sjodin@amd.com>
2065 * graphite.c (scan_tree_for_params): On substractions negate
2066 all the coefficients of the term.
2067 (clast_to_gcc_expression_red): New. Handle reduction expressions
2068 of more than two operands.
2069 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
2070 (get_vdef_before_scop): Handle also the case of default definitions.
2072 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
2074 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
2075 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
2076 Also use them when walking CALL_INSN_FUNCTION_USAGE.
2078 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
2079 Joey Ye <joey.ye@intel.com>
2082 * cfgexpand.c (expand_stack_alignment): Don't update stack
2083 boundary nor check incoming stack boundary here.
2084 (gimple_expand_cfg): Update stack boundary and check incoming
2085 stack boundary here.
2087 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
2089 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
2091 2009-01-14 Jakub Jelinek <jakub@redhat.com>
2093 PR rtl-optimization/38245
2094 * calls.c (expand_call): Add stack arguments to
2095 CALL_INSN_FUNCTION_USAGE even for pure calls (when
2096 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
2097 in regs and partially in memory or BLKmode arguments.
2098 (emit_library_call_value_1): Add stack arguments to
2099 CALL_INSN_FUNCTION_USAGE even for pure calls (when
2100 ACCUMULATE_OUTGOING_ARGS).
2101 * dce.c: Include tm_p.h.
2102 (find_call_stack_args): New function.
2103 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
2105 (mark_insn): Call find_call_stack_args for CALL_Ps.
2106 (prescan_insns_for_dce): Walk insns backwards in bb rather than
2107 forwards. Allocate and free arg_stores bitmap if needed, pass it
2108 down to deletable_insn_p, don't mark stores set in arg_stores
2109 bitmap, clear the bitmap at the beginning of each bb.
2110 * Makefile.in (dce.o): Depend on $(TM_P_H).
2112 2009-01-14 Michael Meissner <gnu@the-meissners.org>
2115 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
2116 to make sure the insn is a conditional test (bug 22599). Reformat a
2119 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
2122 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
2123 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
2124 (gloog): Do not call cleanup_tree_cfg.
2125 (graphite_transform_loops): Call cleanup_tree_cfg after all
2126 scops have been code generated.
2128 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
2129 * doc/gty.texi (Invoking the garbage collector): Added new node
2130 and section documenting ggc_collect.
2132 2009-01-14 Richard Guenther <rguenther@suse.de>
2134 PR tree-optimization/38826
2136 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
2137 initialization notes only if we actually emitted a warning.
2138 (intra_create_variable_infos): Add constraints for a result decl
2139 that is passed by hidden reference.
2140 (build_pred_graph): Mark all related variables non-direct on
2143 2009-01-14 Nick Clifton <nickc@redhat.com>
2145 * ira-conflicts.c: Include addresses.h for the definition of
2147 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
2148 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
2150 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
2153 * Makefile.in (ira-lives.o): Add except.h.
2155 * ira-lives.c: Include except.h.
2156 (process_bb_node_lives): Process can_throw_internal.
2158 2009-01-13 Jakub Jelinek <jakub@redhat.com>
2160 PR rtl-optimization/38774
2161 * combine.c (simplify_set): When undoing cc_use change, don't do
2162 PUT_CODE on the newly created comparison, but instead put back the
2165 2009-01-13 Joseph Myers <joseph@codesourcery.com>
2167 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
2168 values. Remove duplicate arm8 entry.
2170 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
2172 PR tree-optimization/38786
2173 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
2174 the SSA_NAME case of expand_scalar_variables_expr.
2175 Set the type of an expression to the type of its assign statement.
2176 (expand_scalar_variables_expr): Also gather the scalar computation
2177 used to index the memory access. Do not pass loop_p.
2178 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
2179 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
2180 the gimple_stmt_iterator where it inserts new code.
2182 (copy_bb_and_scalar_dependences): Do not pass loop_p.
2183 (translate_clast): Update call to copy_bb_and_scalar_dependences.
2185 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
2187 * graphite.h (debug_value): Removed.
2188 * graphite.c (debug_value): Removed.
2190 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
2192 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
2193 ldrd/strd with two 32-bit instructions.
2195 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
2197 * config/arm/arm.c (struct processors): Pass for speed down into
2198 cost helper functions.
2199 (const_ok_for_op): Handle COMPARE and inequality nodes.
2200 (arm_rtx_costs_1): Rewrite.
2201 (arm_size_rtx_costs): Update prototype.
2202 (arm_rtx_costs): Pass speed down to helper functions.
2203 (arm_slowmul_rtx_costs): Rework cost calculations.
2204 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
2205 (arm_9e_rtx_costs): Likewise.
2207 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
2209 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
2210 relocations of local symbols wider than UNITS_PER_WORD are not valid.
2211 (alpha_legitimize_address): Do not split local symbols wider than
2212 UNITS_PER_WORD into HIGH/LO_SUM parts.
2214 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
2217 * gcc.c (process_command): Replace call to execvp with calls
2218 to pex_one and exit.
2220 2009-01-03 Anatoly Sokolov <aesok@post.ru>
2223 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
2224 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
2225 variant for devices with 3-byte PC.
2226 (__tablejump_elpm__) : New.
2228 2009-01-12 Jakub Jelinek <jakub@redhat.com>
2231 * c-parser.c (c_parser_postfix_expression): Allow `->' in
2232 offsetof member-designator, handle it as `[0].'.
2234 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2236 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
2237 function when not using named sections on targets with named sections
2238 if branch distance is less than 262132.
2240 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
2242 * combine.c (combine_instructions): Recompute
2243 optimize_this_for_speed_p for each BB in the main combine loop.
2245 2009-01-12 Tomas Bily <tbily@suse.cz>
2248 * tree-loop-distribution.c (prop_phis): New function.
2249 (generate_builtin): Call prop_phis.
2250 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
2252 2009-01-12 Jakub Jelinek <jakub@redhat.com>
2254 PR tree-optimization/38807
2255 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
2256 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
2258 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
2260 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
2261 subreg of op0 to the original op0.
2263 2009-01-11 Laurent GUERBY <laurent@guerby.net>
2265 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
2267 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
2270 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
2271 starting with digits.
2273 2009-01-10 Jakub Jelinek <jakub@redhat.com>
2276 * config/arm/arm.c (arm_is_long_call_p): Don't call
2277 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
2279 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
2281 * regrename.c (regrename_optimize): Fix dumping.
2282 (find_oldest_value_reg): Preserve REG_POINTER.
2283 (copy_hardreg_forward_1): Likewise.
2285 2009-01-09 Diego Novillo <dnovillo@google.com>
2287 * gimple.h (struct gimple_statement_base) <uid>: Document
2288 the restrictions on its use.
2290 (gimple_set_uid): Tidy.
2292 2009-01-09 Jakub Jelinek <jakub@redhat.com>
2294 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
2295 zero guard even if align_bytes != 0 and count is smaller than
2298 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
2300 PR rtl-optimization/38495
2301 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
2302 (add_range_and_copies_from_move_list): Print all added ranges.
2303 Add ranges to memory optimized destination.
2305 2009-01-09 Jakub Jelinek <jakub@redhat.com>
2309 * config/i386/i386.c (override_options): Reject
2310 -mstringop-strategy=rep_8byte with -m32.
2311 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
2312 to 1. Do count comparison against epilogue_size_needed at compile
2313 time even when count_exp was constant forced into register. For
2314 size_needed don't jump to epilogue, instead just avoid aligning
2315 and invoke the body algorithm. If need_zero_guard, add zero guard
2316 even if count is non-zero, but smaller than size_needed + number of
2317 bytes that could be stored for alignment.
2318 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
2319 to 1. If need_zero_guard, add zero guard even if count is non-zero,
2320 but smaller than size_needed + number of bytes that could be stored
2321 for alignment. Compare size_needed with epilogue_size_needed instead
2322 of desired_align - align, don't adjust size_needed, pass
2323 epilogue_size_needed to the epilogue expanders.
2326 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
2328 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2330 * pa.c (last_address): Change to unsigned.
2331 (update_total_code_bytes): Change argument to unsigned. Don't
2332 check if insn addresses are set.
2333 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
2334 addresses are not set.
2335 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
2337 2009-01-09 Nick Clifton <nickc@redhat.com>
2339 * config/sh/symbian.c: Replace uses of DECL_INLINE with
2340 DECL_DECLARED_INLINE_P.
2342 2009-01-09 Jakub Jelinek <jakub@redhat.com>
2345 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
2346 GET_MODE (op0) in operand_subword_force calls.
2349 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
2350 fold_convert arg0 operands to TREE_TYPE (op0) first.
2352 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
2354 * params.def (ira-max-conflict-table-size): Decrease default value
2357 2009-01-08 Jakub Jelinek <jakub@redhat.com>
2359 PR tree-optimization/37031
2360 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
2362 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
2363 allocate it using gc instead of heap, use VEC_quick_push instead of
2365 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
2366 instead of heap, use VEC_quick_push instead of VEC_safe_push.
2367 * tree-data-ref.h (struct access_matrix): Change matrix to gc
2368 allocated vector from heap allocated.
2369 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
2370 * tree-loop-linear.c (linear_transform_loops): Allocate nest
2371 vector only after perfect_loop_nest_depth call.
2373 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
2374 Jan Sjodin <jan.sjodin@amd.com>
2376 PR tree-optimization/38559
2377 * graphite.c (debug_value, copy_constraint,
2378 swap_constraint_variables, scale_constraint_variable, ): New.
2379 (get_lower_bound, get_upper_bound): Removed.
2380 (graphite_trans_bb_strip_mine): Clean up this code that works
2381 only for constant number of iterations. Fully copy upper and
2382 lower bound constraints, not only the constant part of them.
2383 * graphite.h (debug_value): Declared.
2385 2009-01-08 Ira Rosen <irar@il.ibm.com>
2387 PR tree-optimization/37194
2388 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
2389 Don't add the cost of cost model guard in prologue to scalar
2390 outside cost in case of known number of iterations.
2392 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
2393 Alan Modra <amodra@bigpond.net.au>
2395 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
2396 non-word-aligned REG+CONST addressing.
2398 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
2401 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
2402 free_after_compilation when outputting a thunk.
2403 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
2404 Do not call free_after_compilation here.
2406 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
2408 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
2409 (ix86_valid_target_attribute_inner_p): Ditto.
2411 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
2413 PR tree-optimization/38492
2414 PR tree-optimization/38498
2415 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
2416 * tree-chrec.h (scev_is_linear_expression): Declared.
2417 * graphite.c (graphite_cannot_represent_loop_niter): New.
2418 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
2419 (graphite_loop_normal_form): Use gcc_assert.
2420 (scan_tree_for_params): Use CASE_CONVERT.
2421 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
2422 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
2423 Use gcc_assert. Discard scops that contain unhandled cases.
2424 (build_scop_conditions): Return a boolean status for unhandled cases.
2425 (strip_mine_profitable_p): Print the loop number, not its depth.
2426 (is_interchange_valid): Pass the depth of the loop nest, don't
2427 recompute it wrongly.
2428 (graphite_trans_bb_block): Same.
2429 (graphite_trans_bb_block): Print tentative of loop blocking.
2430 (graphite_trans_scop_block): Do not print that the loop has been
2432 (graphite_transform_loops): Do not handle scops that contain condition
2435 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
2437 AVX Programming Reference (December, 2008)
2438 * config/i386/avxintrin.h (_mm256_stream_si256): New.
2439 (_mm256_stream_pd): Likewise.
2440 (_mm256_stream_ps): Likewise.
2442 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
2443 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
2444 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
2445 (bdesc_special_args): Add __builtin_ia32_movntdq256,
2446 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
2447 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
2448 (ix86_expand_special_args_builtin): Likewise.
2450 * config/i386/sse.md (AVXMODEDI): New.
2451 (avx_movnt<mode>): Likewise.
2452 (avx_movnt<mode>): Likewise.
2453 (<sse>_movnt<mode>): Remove AVX support.
2454 (sse2_movntv2di): Likewise.
2456 2009-01-07 Richard Guenther <rguenther@suse.de>
2459 * fold-const.c (extract_muldiv): Remove obsolete comment.
2460 (fold_plusminus_mult_expr): Undo MINUS_EXPR
2461 to PLUS_EXPR canonicalization for the canonicalization.
2463 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
2465 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
2466 hosted cross-compilers generating less efficient code.
2468 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
2470 * function.h (rtl_data): Add a dbr_scheduled_p field.
2471 * reorg.c (dbr_schedule): Set it.
2472 (gate_handle_delay_slots): Check it.
2473 * config/mips/mips.c (mips_base_delayed_branch): Delete.
2474 (mips_reorg): Check flag_delayed_branch instead of
2475 mips_base_delayed_branch.
2476 (mips_override_options): Don't set mips_base_delayed_branch
2477 or flag_delayed_branch.
2479 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
2481 PR rtl-optimization/38426.
2482 * ira.c (ira): Set current_function_is_leaf earlier.
2484 2009-01-06 Jakub Jelinek <jakub@redhat.com>
2486 PR rtl-optimization/38722
2487 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
2488 too early, only set a flag and modify after last possible
2491 2009-01-06 Janis Johnson <janis187@us.ibm.com>
2494 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
2495 * real.c (decimal_single_format): Correct values of emin and emax.
2496 (decimal_double_format): Ditto.
2497 (decimal_quad_format): Ditto.
2498 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
2499 computation of DECnn_MIN and DECnn_MAX for corrected values of
2500 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
2501 __DECnn_MIN__, and adjust its computation for the corrected value
2504 2009-01-06 Jan Hubicka <jh@suse.cz>
2507 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
2509 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
2511 * doc/contrib.texi (Contributors): Slightly adjust the end note.
2512 Add Robert Clark to the list of testers.
2514 2009-01-06 Jan Hubicka <jh@suse.cz>
2515 Kai Tietz <kai.tietz@onevision.com>
2517 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
2518 * config/i386/i386.c (ix86_expand_call): Add clobbers.
2520 2009-01-06 Jan Hubicka <jh@suse.cz>
2521 Kai Tietz <kai.tietz@onevision.com>
2523 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
2525 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
2526 (ix86_nsaved_regs): Count only general purpose regs.
2527 (ix86_nsaved_sseregs): New.
2528 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
2529 to 16 for w64; compute padding and size of sse reg save area.
2530 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
2531 general purpose regs.
2532 (ix86_emit_save_sse_regs_using_mov): New.
2533 (ix86_expand_prologue): Save SSE regs if needed.
2534 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
2535 (ix86_emit_restore_sse_regs_using_mov): New.
2536 (ix86_expand_epilogue): Save SSE regs if needed.
2538 2009-01-06 Jan Hubicka <jh@suse.cz>
2539 Kai Tietz <kai.tietz@onevision.com>
2541 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
2542 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
2543 functions when accumulate outgoing args is off.
2545 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
2548 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
2549 before using pseudos_have_intersected_live_ranges_p.
2551 * ira-int.h (ira_assert): Always define.
2553 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
2555 AVX Programming Reference (December, 2008)
2556 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
2557 (_mm256_permute2_pd): Likewise.
2558 (_mm_permute2_ps): Likewise.
2559 (_mm256_permute2_ps): Likewise.
2560 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
2561 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
2563 * config/i386/i386.c (ix86_builtins): Remove
2564 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
2565 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
2566 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
2567 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
2568 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
2569 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
2570 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
2571 __builtin_ia32_vpermil2ps256.
2572 (ix86_init_mmx_sse_builtins): Updated.
2573 (ix86_expand_args_builtin): Likewise.
2575 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2577 * pa.c (output_call): Relocate non-jump insns in the delay slot of
2578 long absolute calls when generating PA 2.0 code.
2580 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
2582 PR rtl-optimization/38583
2583 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
2585 * params.def (ira-max-conflict-table-size): New.
2587 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
2589 * ira.h (ira_conflicts_p): New external definition.
2591 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
2592 table. Report this. Return result of building.
2593 (ira_build_conflicts): Use ira_conflicts_p. Check result of
2594 building conflict table.
2596 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
2597 (ira_color): Use ira_conflicts_p.
2599 * global.c: Include ira.h.
2600 (pseudo_for_reload_consideration_p, build_insn_chain): Use
2603 * Makefile.in (global.o): Add ira.h.
2605 * ira-build.c (mark_all_loops_for_removal,
2606 propagate_some_info_from_allocno): New.
2607 (remove_unnecessary_allocnos): Call
2608 propagate_some_info_from_allocno.
2609 (remove_low_level_allocnos): New.
2610 (remove_unnecessary_regions): Add parameter. Call
2611 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
2612 parameter to remove_unnecessary_regions.
2613 (ira_build): Remove all regions but root if the conflict table was
2614 not built. Update conflict hard regs for allocnos crossing calls.
2616 * ira.c (ira_conflicts_p): New global.
2617 (ira): Define and use ira_conflicts_p.
2619 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
2620 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
2621 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
2623 2009-01-06 Ben Elliston <bje@au.ibm.com>
2625 * gengtype-lex.l (YY_NO_INPUT): Define.
2627 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2630 * c-common.c (handle_vector_size_attribute): Also reject
2633 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
2635 PR tree-optimization/38492
2636 * graphite.c (rename_map_elt, debug_rename_elt,
2637 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
2638 rename_map_elt_info, eq_rename_map_elts,
2639 get_new_name_from_old_name, bb_in_sese_p): Moved around.
2640 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
2641 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
2642 (sese_build_livein_liveouts): New.
2643 (new_sese, free_sese): New.
2644 (new_scop): Call new_sese.
2645 (free_scop): Call free_sese.
2646 (rename_variables_from_edge, rename_phis_end_scop): Removed.
2647 (register_old_new_names): Renamed register_old_and_new_names.
2648 (register_scop_liveout_renames, add_loop_exit_phis,
2649 insert_loop_close_phis, struct igp,
2650 default_liveout_before_guard, add_guard_exit_phis,
2651 insert_guard_phis, copy_renames): New.
2652 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
2653 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
2654 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
2655 (scop_adjust_phis_for_liveouts): New.
2656 (gloog): Call scop_adjust_phis_for_liveouts.
2658 * graphite.h (struct sese): Documented. Added fields liveout,
2660 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
2661 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
2662 (struct scop): Added field liveout_renames.
2663 (SCOP_LIVEOUT_RENAMES): New.
2665 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
2667 PR tree-optimization/38510
2668 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
2669 (translate_clast): Call recompute_all_dominators before
2671 (gloog): Call recompute_all_dominators before graphite_verify.
2673 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
2674 Jan Sjodin <jan.sjodin@amd.com>
2676 PR tree-optimization/38500
2677 * graphite.c (create_sese_edges): Call fix_loop_structure after
2680 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
2682 * config.gcc: Add m32r*-*-rtems*.
2683 * config/m32r/rtems.h: New file.
2685 2009-01-05 Ben Elliston <bje@au.ibm.com>
2687 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
2688 (.po.pox): Likewise.
2689 (po/gcc.pot): Likewise.
2691 2009-01-04 David S. Miller <davem@davemloft.net>
2693 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
2694 (STARTING_FRAME_OFFSET): Always set to zero.
2696 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
2698 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
2699 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
2700 fixed-point types, and vectors of the same.
2702 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
2704 * config/mips/sync.md (*mb_barrier): Rename to...
2705 (*memory_barrier): ...this.
2707 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
2709 * doc/extend.texi (Function Attributes): Move @cindex after @item
2710 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
2711 and put in alphabetical order. Fix 'target' name and put in order.
2712 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
2715 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
2717 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
2718 (memory_barrier): Expand as unspec instead of unspec_volatile.
2719 Remove mem:BLK from insn operands. Use Pmode scratch register.
2720 (*memory_barrier): Define as unspec instead of unspec_volatile.
2721 Use (match_dup 0) as input operand.
2723 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
2724 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
2725 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
2726 scratch register. Remove operand 1.
2727 (*stbar): Define as unspec instead of unspec_volatile.
2728 Use (match_dup 0) as input operand, remove (const_int 8).
2729 (*membar): Define as unspec instead of unspec_volatile.
2730 Use (match_dup 0) as input operand, remove input operand 2.
2732 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
2733 (memory_barrier): Expand as unspec instead of unspec_volatile.
2734 Remove mem:BLK from insn operands. Use Pmode scratch register.
2735 (*memory_barrier): Define as unspec instead of unspec_volatile.
2736 Use (match_dup 0) as input operand.
2738 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
2739 Remove mem:BLK from insn operands. Use Pmode scratch register.
2740 Set volatile flag on operand 0.
2741 (*memory_barrier): New insn pattern.
2743 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
2745 (*memory_barrier): Use (match_dup 0) as input operand.
2747 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
2748 Remove mem:BLK from insn operands. Use Pmode scratch register.
2749 Set volatile flag on operand 0.
2750 (*mb_internal): New insn pattern.
2752 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
2754 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
2757 * function.c (struct temp_slot): Move to the section of the file
2758 that deals with temp slots. Remove field 'address'.
2759 (temp_slot_address_table): New hash table of address -> temp slot.
2760 (struct temp_slot_address_entry): New struct, items for the table.
2761 (temp_slot_address_compute_hash, temp_slot_address_hash,
2762 temp_slot_address_eq, insert_temp_slot_address): Support functions
2764 (find_temp_slot_from_address): Rewrite to use the new hash table.
2765 (remove_unused_temp_slot_addresses): Remove addresses of temp
2766 slots that have been made available.
2767 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
2768 worker function for remove_unused_temp_slot_addresses.
2769 (assign_stack_temp_for_type): Don't clear the temp slot address list.
2770 Add the temp slot address to the address -> temp slot map.
2771 (update_temp_slot_address): Update via insert_temp_slot_address.
2772 (free_temp_slots): Call remove_unused_temp_slot_addresses.
2773 (pop_temp_slots): Likewise.
2774 (init_temp_slots): Allocate the address -> temp slot map, or empty
2775 the map if it is already allocated.
2776 (prepare_function_start): Initialize temp slot processing.
2778 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
2781 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
2782 Calculate the size of all stack vars assuming no packing of stack
2783 vars will happen, replacing a quadratic algorithm with a linear one.
2785 2009-01-03 Jakub Jelinek <jakub@redhat.com>
2788 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
2791 2009-01-03 Diego Novillo <dnovillo@google.com>
2793 * doc/contrib.texi: Update contributions.
2795 2009-01-03 Jakub Jelinek <jakub@redhat.com>
2798 * builtins.c (fold_builtin_memory_op): Give up if either operand
2799 is volatile. Set srctype or desttype to non-qualified version
2803 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
2806 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
2808 PR rtl-optimization/35805
2809 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
2810 problem if fast dce is able to remove any instructions.
2811 * dce.c (dce_process_block): Fix dump message.
2813 2009-01-02 Mark Mitchell <mark@codesourcery.com>
2816 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
2818 2009-01-02 Jakub Jelinek <jakub@redhat.com>
2821 * tree-flow.h (op_code_prio, op_prio): New prototypes.
2822 * tree-pretty-print.c (op_code_prio): New function.
2823 (op_prio): No longer static. Use op_code_prio.
2824 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
2825 Use op_prio and op_code_prio to determine if () should be
2826 printed around operand(s) or not.
2828 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
2829 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
2830 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
2831 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
2832 pp_character instead of pp_string for single letter printing.
2834 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
2836 * doc/extend.texi: Fix '#pragma GCC option' typo.
2838 2009-01-02 Richard Guenther <rguenther@suse.de>
2840 * doc/install.texi (--enable-checking): Mention different
2842 (--enable-stage1-checking): Document.
2844 2009-01-01 Andrew Pinski <pinskia@gmail.com>
2847 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
2848 case to be an error.
2850 2009-01-02 Ben Elliston <bje@au.ibm.com>
2852 * config/fp-bit.h (pack_d): Constify argument.
2853 * config/fp-bit.c (makenan): Constify return type. Remove casts.
2854 (isnan): Constify argument.
2858 (_fpadd_parts): Constify return type.
2859 (_fpmul_parts): Likewise.
2860 (_fpdiv_parts): Likewise.
2862 2009-01-01 Jakub Jelinek <jakub@redhat.com>
2865 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
2866 warn about overwriting initializer with side-effects or
2867 -Woverride-init if !IMPLICIT.
2868 (output_init_element): Likewise. Pass IMPLICIT down to
2870 (process_init_element): Add IMPLICIT argument. Pass it down
2871 to output_init_element.
2872 (push_init_element, pop_init_level, set_designator): Adjust
2873 process_init_element callers.
2874 (set_nonincremental_init, set_nonincremental_init_from_string):
2875 Adjust add_pending_init callers.
2876 (output_pending_init_elements): Adjust output_init_element callers.
2877 * c-tree.h (process_init_element): Adjust prototype.
2878 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
2879 process_init_element callers.