1 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4 * var-tracking.c (non_suitable_const): New function.
5 (add_uses): For DEBUG_INSNs with constants, don't record any
6 value, instead just the constant value itself.
7 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
8 is not VAR_LOC_UNKNOWN_P, set var to the constant.
9 (emit_notes_in_bb): Likewise.
10 (emit_note_insn_var_location): For onepart variables if
11 cur_loc is a VOIDmode constant, use DECL_MODE.
13 2010-03-18 Martin Jambor <mjambor@suse.cz>
16 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
17 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
18 all non-clones. Moved call redirection...
19 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new
21 (cgraph_materialize_all_clones): Dispose of all
22 combined_args_to_skip bitmaps.
23 (verify_cgraph_node): Do not check for edges pointing to wrong
24 nodes in inline clones.
25 * tree-inline.c (copy_bb): Call
26 cgraph_redirect_edge_call_stmt_to_callee.
27 * ipa.c (cgraph_remove_unreachable_nodes): Call
28 cgraph_node_remove_callees even when there are used clones.
30 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
32 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
34 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
37 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
40 2010-03-18 Michael Matz <matz@suse.de>
43 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
44 into sqrt(x) if we need to preserve signed zeros.
46 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
47 Eric Botcazou <ebotcazou@adacore.com>
49 PR rtl-optimization/43360
50 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
51 note if we don't know its invariant status.
53 2010-03-18 Michael Matz <matz@suse.de>
55 PR tree-optimization/43402
56 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
57 PHI chains of ssa names registered for update.
59 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
62 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
63 non-offsettable and pre_modify update addressing.
64 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
65 and "2" alternatives "#".
66 (*movdd_softfloat32): Make all alternatives "#";
67 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
68 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
69 (*movdf_softfloat32): Make all alternatives "#";
70 (movdi): Use the new DIFD mode iterator to create a common splitter
71 for movdi, movdf and movdd patterns.
73 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
75 * common.opt (dumpdir): Remove redundant tab.
77 2010-03-17 Martin Jambor <mjambor@suse.cz>
79 PR tree-optimization/43347
80 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
81 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
83 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
85 PR rtl-optimization/42216
86 * regrename.c (create_new_chain): New function, broken out from...
87 (scan_rtx_reg): ... here. Call it. Handle the case where we are
88 appending a use to an empty chain.
89 (build_def_use): Remove previous changes that convert OP_INOUT to
90 OP_OUT operands; instead detect the case where an OP_INOUT operand
91 uses a previously untracked register and create an empty chain for
94 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
96 * doc/extend.texi (Function Attributes): Rewrite unfinished
97 sentence in ms_abi documentation.
99 2010-03-17 Alan Modra <amodra@gmail.com>
101 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
102 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
103 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
104 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
106 2010-03-16 Richard Henderson <rth@redhat.com>
109 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
110 (lower_try_finally): Save and restore eh_seq around the expansion
113 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
115 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
116 statements before splitting block.
118 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
120 * doc/sourcebuild.texi (Testsuites): Fix markup.
121 Use pathnames relative to gcc/testsuite.
122 (Test Directives): Move description of how timeout is determined.
123 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
124 (C Tests): Correct gcc.misc-tests directory.
125 Framework tests now live in gcc.test-framework.
127 2010-03-16 Richard Guenther <rguenther@suse.de>
130 * tree-cfg.c (gimple_merge_blocks): When propagating virtual
131 PHI operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI
134 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
135 Alexandre Oliva <aoliva@redhat.com>
137 PR tree-optimization/42917
138 * lambda-code.c (remove_iv): Skip debug statements.
139 (lambda_loopnest_to_gcc_loopnest): Likewise.
140 (not_interesting_stmt): Debug statements are not interesting.
142 2010-03-16 Jakub Jelinek <jakub@redhat.com>
146 * cselib.c (cselib_preserve_constants,
147 cfa_base_preserved_val): New static variables.
148 (preserve_only_constants): New function.
149 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
150 clear its REG_VALUES. If cselib_preserve_constants, don't
151 empty the whole hash table, but preserve there VALUEs with constants,
152 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
153 (cselib_preserve_cfa_base_value): New function.
154 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
155 (cselib_init): Change argument to int bitfield. Set
156 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
158 (cselib_finish): Clear cselib_preserve_constants and
159 cfa_base_preserved_val.
160 * cselib.h (enum cselib_record_what): New enum.
161 (cselib_init): Change argument to int.
162 (cselib_preserve_cfa_base_value): New prototype.
163 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
164 * dse.c (dse_step1): Likewise.
165 * cfgcleanup.c (thread_jump): Likewise.
166 * sched-deps.c (sched_analyze): Likewise.
167 * gcse.c (local_cprop_pass): Likewise.
168 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
169 If FN is non-NULL, call the callback always and whenever it returns
170 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
171 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
172 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
173 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
174 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
175 * var-tracking.c: Include recog.h.
176 (bb_stack_adjust_offset): Remove.
177 (vt_stack_adjustments): Don't call it, instead just gather the
178 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
179 (adjust_stack_reference): Remove.
180 (compute_cfa_pointer): New function.
181 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
182 (struct adjust_mem_data): New type.
183 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
185 (get_address_mode): New function.
186 (replace_expr_with_values): Use it.
187 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
188 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
189 (adjust_sets): Remove.
190 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
191 Use get_address_mode.
192 (get_adjusted_src): Remove.
193 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
194 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
195 (add_with_sets): Don't call adjust_sets.
196 (fp_setter, vt_init_cfa_base): New functions.
197 (vt_initialize): Change return type to bool. Move most of pool etc.
198 initialization to the beginning of the function from end. Pass
199 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
200 If !frame_pointer_needed, call vt_stack_adjustment before mos
201 vector is filled, call vt_init_cfa_base if argp/framep has been
202 eliminated to sp. If frame_pointer_needed and argp/framep has
203 been eliminated to hard frame pointer, set
204 hard_frame_pointer_adjustment and call vt_init_cfa_base after
205 encountering fp setter in the prologue. For MO_ADJUST, call
206 log_op_type before pusing the op into mos vector, not afterwards.
207 Call adjust_insn before cselib_process_insn/add_with_sets,
208 call cancel_changes (0) afterwards.
209 (variable_tracking_main_1): Adjust for vt_initialize calling
210 vt_stack_adjustments and returning whether it succeeded or not.
212 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
214 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
217 2010-03-15 Jakub Jelinek <jakub@redhat.com>
219 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
221 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
222 drap_reg has not been set.
224 2010-03-15 Michael Matz <matz@suse.de>
227 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
228 use it to expand block copies.
229 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
230 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
231 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
233 2010-03-15 Richard Guenther <rguenther@suse.de>
235 PR tree-optimization/43367
236 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
239 2010-03-15 Richard Guenther <rguenther@suse.de>
241 PR tree-optimization/43317
242 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
244 2010-03-15 Martin Jambor <mjambor@suse.cz>
246 PR tree-optimization/43141
247 * tree-sra.c (create_abstract_origin): New function.
248 (modify_function): Call create_abstract_origin.
250 2010-03-15 Chris Demetriou <cgd@google.com>
252 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
255 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
258 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
259 call insert_out_of_ssa_copy for default definitions.
261 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
263 * graphite-clast-to-gimple.c (my_long_long): Defined.
264 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
265 * graphite-sese-to-poly.c (my_long_long): Defined.
266 (scop_ivs_can_be_represented): Use it.
268 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
270 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
271 graphite-max-bbs-per-function, and loop-block-tile-size.
272 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
274 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
276 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
278 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
280 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
281 (add_upper_bounds_from_estimated_nit): New.
282 (build_loop_iteration_domains): Use it.
284 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
286 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
288 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
291 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
292 should be an INTEGER_CST. Also handle CASE_CONVERT.
294 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
296 * graphite.c (graphite_initialize): To bound the number of bbs per
297 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
298 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
299 * doc/invoke.texi: Document it.
301 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
303 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
304 * graphite-sese-to-poly.h (build_poly_scop): Same.
306 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
308 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
309 the number of parameters in the scop. Use as an upper bound
310 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
311 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
312 * doc/invoke.texi: Document it.
314 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
316 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
317 * doc/c-tree.texi: Remove.
318 * doc/generic.texi: Merge c-tree.texi here.
319 * doc/gccint.texi (Trees): Remove menu entry.
320 (c-tree.texi): Remove @include.
321 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
322 * doc/languages.texi (Reading RTL): Ditto.
324 2010-03-12 Steve Ellcey <sje@cup.hp.com>
327 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
329 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
332 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
333 code added to work around reload clobbering CONST insns.
335 2010-03-12 Jakub Jelinek <jakub@redhat.com>
337 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
338 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
339 (cselib_preserve_only_values): Remove retain argument, don't
340 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
341 * cselib.h (cselib_preserve_only_values): Remove retain argument.
342 * var-tracking.c (micro_operation): Move insn field before union.
343 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
344 (struct variable_tracking_info_def): Remove n_mos field, change
345 mos into a vector of micro_operations.
346 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
347 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
348 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
349 changing into a vector.
350 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
351 come before all other uops generated by add_stores.
352 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
354 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
355 a vector. Run just one pass over the bbs instead of separate counting
356 and computation phase.
357 (vt_finalize): Free VTI (bb)->mos vector instead of array.
360 * tree-inline.c (remap_decls): Put old_var rather than origin_var
361 into *nonlocalized_list vector.
362 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
363 even if origin is non-NULL.
364 (gen_variable_die): Likewise.
365 (process_scope_var): Don't change origin.
366 (gen_decl_die): Likewise.
367 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
368 before adding new edges instead of after it, fix moving over
371 2010-03-11 David S. Miller <davem@davemloft.net>
373 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
375 * configure: Rebuild.
377 2010-03-11 Martin Jambor <mjambor@suse.cz>
379 PR tree-optimization/43257
380 * tree.c (assign_assembler_name_if_neeeded): New function.
381 (free_lang_data_in_cgraph): Assembler name assignment moved to the
383 * tree.h (assign_assembler_name_if_neeeded): Declare.
384 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
385 the function if needed.
387 2010-03-11 Chris Demetriou <cgd@google.com>
389 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
390 include/stdint-gcc.h, and include/stdint.h world-readable.
392 2010-03-11 Richard Guenther <rguenther@suse.de>
394 PR tree-optimization/43255
395 * tree-vrp.c (process_assert_insertions_for): Do not insert
396 asserts for trivial conditions.
398 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
400 PR tree-optimization/43280
401 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
402 generation. Move calculation of size out of the if branch.
403 (find_bswap): Modify compare number generation.
405 2010-03-11 Richard Guenther <rguenther@suse.de>
408 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
409 (input_gimple_stmt): Fixup handled component types during
410 operand read. Also fix up decls in ADDR_EXPRs.
412 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
414 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
415 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
417 2010-03-10 Jan Hubicka <jh@suse.cz>
420 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
421 * varasm.c (get_variable_section): Don't do that here...
422 (make_decl_rtl): ... and here.
423 (do_assemble_alias): Produce decl RTL.
424 (assemble_alias): Likewise.
426 2010-03-10 Jakub Jelinek <jakub@redhat.com>
429 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
430 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
432 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
433 (based_loc_descr): Only express drap or vdrap regno based expressions
434 using DW_OP_fbreg when not optimizing.
435 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
436 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
437 REG_CFA_SET_VDRAP note.
439 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
441 PR tree-optimization/43236
442 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
443 error in calculation of base address in reverse iteration case.
444 (generate_builtin): Take number of latch executions if the statement
447 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
450 * tree-eh.c: Include pointer-set.h.
451 (lower_eh_dispatch): Filter out duplicate case labels and
452 remove the unneeded edge when the label is unused. Return
453 true when some edges are removed.
454 (execute_lower_eh_dispatch): When any lowering resulted in
455 removing an edge, also delete unreachable blocks.
457 2010-03-10 Jakub Jelinek <jakub@redhat.com>
460 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
461 UNSPEC_MACHOPIC_OFFSET.
463 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
466 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
467 (m68k_delegitimize_address): New function.
469 2010-03-09 Jakub Jelinek <jakub@redhat.com>
472 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
475 * var-tracking.c (adjust_sets): New function.
476 (count_with_sets, add_with_sets): Use it.
477 (get_adjusted_src): New inline function.
478 (add_stores): Use it.
481 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
482 call cselib_dummy_expand_value_rtx_cb instead of
483 cselib_expand_value_rtx_cb.
486 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
487 * config/i386/i386.c: Include debug.h and dwarf2out.h.
488 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
489 and .cfi_endproc around the pic thunks.
490 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
491 all queued unwind info register saves are saved before the call.
492 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
493 considered as sp-=4 for unwind info and the pop as sp+=4 which
494 also clobbers dest, but doesn't actually restore it.
497 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
500 2010-03-09 Jie Zhang <jie@codesourcery.com>
502 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
503 whitespaces in output template.
505 2010-03-09 Jie Zhang <jie@codesourcery.com>
507 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
510 2010-03-08 Jakub Jelinek <jakub@redhat.com>
512 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
513 builtins.exp in a separate job.
515 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
517 * graphite-sese-to-poly.c (add_param_constraints): Use
518 lower_bound_in_type and upper_bound_in_type.
520 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
522 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
523 instead of unsigned_type_node.
525 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
526 Reza Yazdani <reza.yazdani@amd.com>
529 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
530 on pointer type parameters.
532 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
536 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
537 handle conversions from pointer to integers.
538 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
539 induction variable, to be able to work with code generated by CLooG.
540 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
541 (build_poly_scop): Bail out if we cannot codegen a loop.
543 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
545 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
546 code generation with gloog_error.
548 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
550 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
551 Call fold_convert on all the returned values.
552 (expand_scalar_variables_expr): Pass to
553 expand_scalar_variables_ssa_name the type of the resulting expression.
555 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
557 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
558 ppl_min_for_le_pointset.
559 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
560 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
562 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
564 * graphite-dependences.c (map_into_dep_poly): Removed.
565 (dependence_polyhedron_1): Use combine_context_id_scat.
567 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
569 * graphite-poly.h (struct poly_scattering): Add layout documentation.
570 (struct poly_bb): Same.
571 (combine_context_id_scat): New.
573 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
576 * sese.c (name_defined_in_loop_p): Return false for default
579 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
581 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
582 and clean up the logic.
584 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
586 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
589 2010-03-08 Jakub Jelinek <jakub@redhat.com>
591 * var-tracking.c (remove_cselib_value_chains): Define only for
593 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
594 delete_slot_part, emit_notes_for_differences_1): Don't call
595 remove_cselib_value_chains here.
596 (set_slot_part, emit_notes_for_differences_2): Don't call
597 add_cselib_value_chains here.
598 (preserved_values): New vector.
599 (preserve_value): New function.
600 (add_uses, add_stores, vt_add_function_parameters): Use it
601 instead of cselib_preserve_value.
602 (changed_values_stack): New vector.
603 (check_changed_vars_0): New function.
604 (check_changed_vars_1, check_changed_vars_2): Use it.
605 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
606 changed_values_stack VALUEs.
607 (vt_emit_notes): For all preserved_values call
608 add_cselib_value_chains. If ENABLE_CHECKING call
609 remove_cselib_value_chains before verifying value_chains is empty.
610 Initialize and free changed_values_stack.
611 (vt_initialize): Initialize preserved_values.
612 (vt_finalize): Free preserved_values.
614 2010-03-08 Richard Guenther <rguenther@suse.de>
616 PR tree-optimization/43269
617 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
620 2010-03-08 Martin Jambor <mjambor@suse.cz>
622 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
623 (ipa_is_param_called): Removed.
624 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
625 (ipa_print_node_params): Do not print the called flag.
626 (ipa_write_node_info): Do not stream the called flag.
627 (ipa_read_node_info): Likewise.
629 2010-03-07 Jakub Jelinek <jakub@redhat.com>
632 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
633 * cselib.c (struct expand_value_data): Add dummy field.
634 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
636 (cselib_dummy_expand_value_rtx_cb): New function.
637 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
639 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
640 * var-tracking.c: Include pointer-set.h.
641 (variable): Change n_var_parts to char from int. Add
642 cur_loc_changed and in_changed_variables fields.
643 (variable_canonicalize): Remove.
644 (shared_var_p): New inline function.
645 (unshare_variable): Maintain cur_loc_changed and
646 in_changed_variables fields. If var was in changed_variables,
647 replace it there with new_var. Just copy cur_loc instead of
648 resetting it to something else.
649 (variable_union): Don't recompute cur_loc. Use shared_var_p.
650 (dataflow_set_union): Don't call variable_canonicalize.
651 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
652 of their DEBUG_EXPR_TREE_DECLs.
653 (canonicalize_loc_order_check): Verify that cur_loc is NULL
654 and in_changed_variables and cur_loc_changed is false.
655 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
656 and cur_loc_changed. Don't update cur_loc here.
657 (variable_merge_over_src): Don't call variable_canonicalize.
658 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
659 removing loc that is equal to cur_loc, clear cur_loc,
660 set cur_loc_changed and ensure variable_was_changed is called.
661 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
662 compare pointers in cur_loc check, if it is equal to loc,
663 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
664 (variable_different_p): Remove compare_current_location argument,
665 don't compare cur_loc.
666 (dataflow_set_different_1): Adjust variable_different_p caller.
667 (variable_was_changed): If dv had some var in changed_variables
668 already, reset in_changed_variables flag for it and propagate
669 cur_loc_changed over to the new variable. On empty var
670 always set cur_loc_changed. Set in_changed_variables on whatever
671 var is added to changed_variables.
672 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
673 Use shared_var_p. When removing loc that is equal to cur_loc,
674 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
675 end, don't set it to something else, just call variable_was_changed.
676 (delete_slot_part): Use shared_var_p. When cur_loc equals to
677 loc being removed, clear cur_loc and set cur_loc_changed.
678 Set cur_loc_changed if all locations have been removed.
679 (struct expand_loc_callback_data): New type.
680 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
681 allocated. Always create SUBREGs if simplify_subreg failed.
682 Prefer to use cur_loc, when that fails and still in
683 changed_variables (and seen first time) recompute it. Set
684 cur_loc_changed of variables which had to change cur_loc and
685 compute elcd->cur_loc_changed if any of the subexpressions used
686 had to change cur_loc.
687 (vt_expand_loc): Adjust to pass arguments in
688 expand_loc_callback_data structure.
689 (vt_expand_loc_dummy): New function.
690 (emitted_notes): New variable.
691 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
692 that weren't used for any other decl in current
693 emit_notes_for_changes call call vt_expand_loc_dummy to update
694 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
695 first loc_chain location if NULL before. Always use just
696 cur_loc instead of first loc_chain location. When cur_loc_changed
697 is false, when not --enable-checking=rtl just don't emit any note.
698 When rtl checking, compute the note and assert it is the same
699 as previous note. Clear cur_loc_changed and in_changed_variables
700 at the end before removing from changed_variables.
701 (check_changed_vars_3): New function.
702 (emit_notes_for_changes): Traverse changed_vars to call
703 check_changed_vars_3 on each changed var.
704 (emit_notes_for_differences_1): Clear cur_loc_changed and
705 in_changed_variables. Recompute cur_loc of new_var.
706 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
707 (vt_emit_notes): Initialize and destroy emitted_notes.
709 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
711 PR rtl-optimization/42220
712 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
713 Use verify_reg_tracked to determine if we should use OP_OUT rather
715 (build_def_use): If we see an in-out operand for a register that we
716 know nothing about, treat is an output if possible, fail the block if
719 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
722 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
725 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
728 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
729 uses of relevant DEFs that are dead outside the loop too.
731 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
733 * var-tracking.c (dataflow_set_merge): Swap src and src2.
735 2010-01-13 Jakub Jelinek <jakub@redhat.com>
737 * var-tracking.c (values_to_unmark): New variable.
738 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
739 values_to_unmark vector. Moved body to...
740 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
741 instead queue it into values_to_unmark vector.
742 (vt_find_locations): Free values_to_unmark vector.
744 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
746 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
747 (site.exp): Export them when plugins are enabled.
749 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
752 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
754 (chrec_fold_multiply): Same.
756 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
759 * c-decl.c (build_compound_literal): Return early if init is
762 2010-03-04 Martin Jambor <mjambor@suse.cz>
764 PR tree-optimization/43164
765 PR tree-optimization/43191
766 * tree-sra.c (type_consists_of_records_p): Reject records with
767 zero-size bit-fields at the end.
769 2010-03-04 Mike Stump <mikestump@comcast.net>
771 * Makefile.in (TAGS): Remove *.y.
773 2010-03-04 Richard Guenther <rguenther@suse.de>
775 PR tree-optimization/40761
776 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
778 (my_rev_post_order_compute): New function.
781 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
784 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
785 decrease the cost of an IV candidate when the cost is infinite.
787 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
789 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
790 Use '3DNow!' for the extension of that name, ensure normal space
792 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
794 2010-03-03 Jeff Law <law@redhat.com>
796 * PR middle-end/32693
797 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
799 (extract_bit_field_1): Likewise.
801 2010-03-03 Janis Johnson <janis187@us.ibm.com>
803 * doc/sourcebuild.texi (Test directives): Document that arguments
804 include-opts and exclude-opts are now optional for dg-skip-if,
805 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
807 2010-03-03 Jason Merrill <jason@redhat.com>
810 * cgraph.h (varpool_node): Add extra_name field.
811 * varpool.c (varpool_extra_name_alias): New.
812 (varpool_assemble_decl): Emit extra name aliases.
813 (varpool_mark_needed_node): Look past an extra name alias.
814 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
815 * lto-streamer-in.c (lto_input_tree): Read it.
816 * lto-streamer-out.c (output_unreferenced_globals): Write it.
818 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
820 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
821 (sparc*-*-solaris2*): ...this.
823 2010-03-03 Jakub Jelinek <jakub@redhat.com>
826 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
827 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
828 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
829 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
832 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
833 fallthrough to default handling, just with want_address 0 instead of 2.
834 For single element lists, add_AT_loc directly, otherwise create an
835 artificial variable DIE and stick location list to it.
838 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
839 (VAL_EXPR_HAS_REVERSE): Define.
840 (reverse_op): New function.
841 (add_stores): For reversible operations add an extra MO_VAL_USE.
843 2010-03-02 Jason Merrill <jason@redhat.com>
845 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
847 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
849 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
850 (sparc64-*-linux*): Likewise.
851 (sparc64-*-solaris2*): Include assembler files before linker ones.
852 (sparc-*-solaris2*): Simplify and reorder to match previous case.
853 * config/sparc/gas.h: Delete.
854 * config/sparc/sol2-64.h: Add copyright notice.
855 * config/sparc/sol2-gas-bi.h: Likewise.
856 * config/sparc/sol2-gld.h: Likewise.
857 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
858 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
859 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
860 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
861 (sparc_elf_asm_named_section): Rename into...
862 (sparc_solaris_elf_asm_named_section): ...this. Always define.
864 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
866 * config/alpha/alpha.c (override_options): Fix -mtune error message.
868 2010-03-02 Jeff Law <law@redhat.com>
871 * reload1.c (rtx_p, substitute_stack): Declare.
872 (substitute): Record addresses of changed rtxs.
873 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
874 Restore the original rtx when complete.
875 (reload): Free subsitute_stack when complete.
877 2010-03-02 Janis Johnson <janis187@us.ibm.com>
879 * doc/gccint.texi (menu): Add Testsuites as a chapter.
880 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
882 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
883 LTO Testing, gcov Testing, profopt Testing, compat Testing,
884 Torture Tests): Change from subsection to section.
886 2010-03-02 Jakub Jelinek <jakub@redhat.com>
887 Steven Bosscher <steven@gcc.gnu.org>
889 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
892 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
895 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
896 the assignment from the new induction variable to the assignment
897 of the value from the original loop PHI function.
899 2010-03-01 Janis Johnson <janis187@us.ibm.com>
900 Daniel Jacobowitz <dan@codesourcery.com>
902 * doc/sourcebuild.texi (Test directives): Clarify options to
905 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
907 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
908 Disable cfi directives unless GCC and gas agree on using read-only
909 .eh_frame sections for 64-bit.
910 * configure: Regenerate.
912 2010-03-01 Richard Guenther <rguenther@suse.de>
914 PR tree-optimization/43220
915 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
916 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
918 2010-03-01 Richard Guenther <rguenther@suse.de>
919 Martin Jambor <mjambor@suse.cz>
922 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
923 gimplified parameters.
925 2010-03-01 Christian Bruel <christian.bruel@st.com>
927 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
929 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
931 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
933 2010-03-01 Richard Guenther <rguenther@suse.de>
936 * expr.c (expand_assignment): Use the alias-oracle to tell
937 if the rhs aliases the result decl.
939 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
942 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
943 to sol_gt_pch_get_address.
944 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
945 64-bit, SPARC and x86.
946 (sol_gt_pch_get_address): New function.
948 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
950 * toplev.h (inform_n, error_n): Declare.
951 * diagnostic.c (inform_n, error_n): New function.
953 2010-03-01 Jakub Jelinek <jakub@redhat.com>
955 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
956 has no rtl yet when processing local_decls, queue it and recheck
957 if deferred stack allocation hasn't assigned it rtl.
959 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
961 * config/sh/sh.c (unspec_bbr_uid): New.
962 (gen_block_redirect): Use it instead of INSN_UID.
963 (gen_far_branch): Likewise.
965 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
967 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
968 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
970 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
972 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
973 (Warning Options): -Wno-conversion-null is valid for
974 Objective-C++ as well.
975 * doc/tm.texi (Named Address Spaces): Likewise.
976 * doc/plugins.texi (Plugins): Replace TABs with spaces.
977 * doc/tree-ssa.texi (Tree SSA): Likewise.
979 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
982 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
983 by default. Don't set the default arch for
984 i[34567]86-*-darwin*|x86_64-*-darwin*.
986 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
989 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
990 default. Set the default 32bit/64bit archs with $with_arch
991 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
993 2010-02-27 Richard Guenther <rguenther@suse.de>
995 PR tree-optimization/43186
996 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
997 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
998 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1001 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1003 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1004 required and i[34567]86-*-* targets don't support 64bit ISA.
1006 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1009 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1012 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1014 * config.gcc: Set the default arch at least to Prescott for
1015 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1016 if SSE math is enabled.
1018 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1020 * diagnostic.c (diagnostic_initialize): Update.
1021 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1023 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1024 (diagnostic_inhibit_notes): New.
1025 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1027 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1030 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1031 * doc/standards.texi: Likewise.
1032 * doc/extend.texi: Likewise.
1033 * doc/trouble.texi: Likewise.
1034 * doc/cppopts.texi: Likewise.
1035 * doc/install.texi: Likewise.
1036 * c.opt (std=c90,std=gnu90): New options.
1037 * c-opts.c (c_common_handle_option): Handle them.
1039 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1042 * c-decl.c (undeclared_variable): Use an informative note.
1044 2010-02-26 Richard Guenther <rguenther@suse.de>
1046 PR tree-optimization/43186
1047 * gimple.h (gimple_fold): Remove.
1048 * gimple.c (gimple_fold): Remove. Inline into single user ...
1049 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1050 Try harder for conditions.
1052 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1055 * function.c (used_types_insert): Don't skip through named pointer
1056 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1057 and it is different from the main variant's type.
1059 2010-02-26 Nick Clifton <nickc@redhat.com>
1061 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1063 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1065 * config.gcc: Support --with-fpmath=sse for x86.
1067 * config/i386/ssemath.h: New.
1069 * doc/install.texi (--with-fpmath=sse): Documented.
1071 2010-02-26 Richard Guenther <rguenther@suse.de>
1073 PR tree-optimization/43188
1074 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1075 vector types of over-aligned element type.
1077 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1080 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1081 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1083 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1085 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1087 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1089 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1090 * var-tracking.c: Include diagnostic.h.
1091 (debug_dv): New function.
1092 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1095 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1096 (add_value_chain, add_value_chains, remove_value_chain,
1097 remove_value_chains): Handle DEBUG_EXPRs.
1098 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1101 * regcprop.c (struct queued_debug_insn_change): New type.
1102 (struct value_data_entry): Add debug_insn_changes field.
1103 (struct value_data): Add n_debug_insn_changes field.
1104 (debug_insn_changes_pool): New variable.
1105 (free_debug_insn_changes, apply_debug_insn_changes,
1106 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1107 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1108 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1110 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1112 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1113 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1114 changes, call cprop_find_used_regs via note_stores.
1115 (copyprop_hardreg_forward): When copying vd from predecessor
1116 which has any queued DEBUG_INSN changes, make sure the pointers are
1117 cleared. At the end call df_analyze and then if there are any
1118 DEBUG_INSN changes queued at the end of some basic block for still
1119 live registers, apply them.
1120 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1122 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1124 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1127 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1129 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1130 targets. Set the default with_cpu/with_arch from arch/cpu.
1131 Allow x86-64 and native for with_cpu/with_arch.
1133 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1135 * ebitmap.c: Change calls to verify_popcount with calls to
1136 sbitmap_verify_popcount.
1137 (ebitmap_clear_bit): Fixed map->cacheindex test and
1138 map>cache update when bit clearing results in an empty
1141 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1144 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1145 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1146 and support both V2DF and V2DI modes.
1147 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1148 support both V2DF and V2DI modes.
1149 (general): Delete trailing whitespace from a few patterns.
1151 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1152 V2DF/V2DI interleave high/low builtins.
1154 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1157 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1158 interleave high/low functions.
1160 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1162 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1163 #pragma extern_prefix.
1165 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1168 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1169 BLKmode, assert op0 is a MEM and just adjust its mode.
1172 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1173 if bitpos isn't multiple of mode's bitsize.
1175 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1177 * c.opt (-ftemplate-depth=): New.
1178 (-ftemplate-depth-): Deprecate.
1179 * optc-gen.awk: Handle -ftemplate-depth=.
1180 * opth-gen.awk: Likewise.
1181 * c-opts.c (c_common_handle_option): Likewise.
1182 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1184 2010-02-24 Jason Merrill <jason@redhat.com>
1186 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1188 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1190 * cfg.c (alloc_aux_for_block): Remove inline.
1191 (alloc_aux_for_edge): Likewise.
1193 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1195 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1197 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1199 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1200 * config/i386/sol2-gas.h: New file.
1201 * config.gcc (i[34567]86-*-solaris2*): Use it.
1203 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1206 * c-typeck.c (ep_convert_and_check): New.
1207 (build_conditional_expr): Use it.
1208 (build_binary_op): Likewise.
1210 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1212 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1215 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1216 bounds even for -O+.
1217 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1218 expr needs to have DECL_NAME set.
1220 2010-02-24 Nick Clifton <nickc@redhat.com>
1222 * config/mep/mep.c: Include gimple.h.
1223 (mep_function_uses_sp): Delete unused function.
1224 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1225 parameters. Use unsigned integers to count args. Return a
1226 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1228 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1231 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1232 greater or equal to nelt instead of 2 * nelt.
1233 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1236 2010-02-23 Jason Merrill <jason@redhat.com>
1239 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1240 in cfun->local_decls even if they have register types.
1243 * stor-layout.c (place_field): Don't warn about unnecessary
1244 DECL_PACKED if the type is packed.
1246 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1249 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1250 GOTOFF relocs, even when the base reg isn't pic pointer.
1252 2010-02-23 Michael Matz <matz@suse.de>
1255 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1256 (expand_gimple_basic_block): Generate and use debug temps if there
1257 are debug uses left after the last real use of TERed ssa names.
1258 Unlink debug immediate uses when they are expanded.
1260 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1263 * config/i386/i386.c (override_options): Reorganise to provide
1264 better error messages.
1266 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1269 * graphite-scop-detection.c (create_single_exit_edge): Move
1270 the call to find_single_exit_edge to....
1271 (create_sese_edges): ...here. Don't handle multiple edges
1272 exiting the function.
1273 (build_graphite_scops): Don't handle multiple edges
1274 exiting the function.
1276 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1279 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1280 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1282 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1285 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1287 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1290 * c-typeck.c (convert_arguments): Print declaration location.
1291 * c-common.c (validate_nargs): Rename as
1292 builtin_function_validate_nargs.
1293 (check_builtin_function_arguments): Update.
1295 2010-02-22 Richard Guenther <rguenther@suse.de>
1298 * tree-inline.c (declare_return_variable): Use the type of
1299 the call stmt lhs if available.
1301 2010-02-22 Duncan Sands <baldrick@free.fr>
1303 * passes.c (register_pass): Always consider all pass lists when
1304 ref_pass_instance_number is zero.
1306 2010-02-22 Richard Guenther <rguenther@suse.de>
1308 PR tree-optimization/42749
1309 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1310 parameter. Do arithmetic in the original type.
1311 (update_accumulator_with_ops): Likewise.
1312 (adjust_accumulator_values): Adjust.
1314 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1316 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1317 (QI to BLKmode splitter): New splitter.
1319 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1321 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1322 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1324 2010-02-22 Richard Guenther <rguenther@suse.de>
1326 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1328 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1330 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1331 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1332 ($(T)crti.o, $(T)crtn.o): Remove rules.
1334 2010-02-21 Tobias Burnus <burnus@net-b.de>
1337 * doc/invoke.texi (-fassociative-math): Document that this
1338 option is automatically enabled for Fortran.
1340 2010-02-20 David S. Miller <davem@davemloft.net>
1342 * configure.ac: Test if linker and assembler properly support
1343 GOTDATA_OP relocations.
1344 * configure: Rebuild.
1345 * config.in: Likewise.
1346 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1347 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1348 (movsi_high_pic): Likewise.
1349 (movdi_lo_sum_pic): Likewise.
1350 (movdi_high_pic): Likewise.
1351 (movsi_pic_gotdata_op): New pattern.
1352 (movdi_pic_gotdata_op): Likewise.
1353 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1354 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1356 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1359 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1360 attribute to ssemul.
1361 (xop_mulv2div2di3_high): Ditto.
1363 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1366 * c.opt (Wconversion-null): New option.
1367 * doc/invoke.texi (Wconversion-null): Document.
1369 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1371 * common.opt (Wlarger-than-): Add Undocumented.
1373 2010-02-19 Mike Stump <mikestump@comcast.net>
1375 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1377 2010-02-19 Jason Merrill <jason@redhat.com>
1380 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1381 * configure: Likewise.
1383 2010-02-20 Alan Modra <amodra@gmail.com>
1386 * cgraph.h (cgraph_make_decl_local): Declare.
1387 * cgraph.c (cgraph_make_decl_local): New function.
1388 (cgraph_make_node_local): Use it.
1389 * cgraphunit.c (cgraph_function_versioning): Likewise.
1390 * ipa.c (function_and_variable_visibility): Likewise.
1392 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1395 * except.c (sjlj_emit_function_enter): Don't call
1396 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1398 * rtl.h (add_reg_br_prob_note): Remove prototype.
1400 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1403 * c-common.c (conversion_warning): Remove widening conversions
1404 before checking the conversion of integers to reals.
1406 2010-02-19 Mike Stump <mikestump@comcast.net>
1409 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1412 * cgraphunit.c (process_function_and_variable_attributes): Check
1413 DECL_PRESERVE_P instead of looking up attribute "used".
1414 * ipa-pure-const.c (check_decl): Likewise.
1415 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1416 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1417 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1418 instead of attribute "used".
1419 * config/sol2-c.c (solaris_pragma_init): Likewise.
1420 (solaris_pragma_fini): Likewise.
1422 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1424 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1425 Use XCNEW instead of xcalloc.
1426 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1427 XNEW instead of xmalloc.
1428 (get_fields): Use XNEWVEC instead of xmalloc.
1431 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1432 populate vars array.
1433 (create_new_general_access): For debug stmts just reset value.
1434 (get_stmt_accesses): For accesses within debug stmts just record them
1435 using add_access_to_acc_sites instead of preventing the peeling or
1436 counting them as accesses.
1439 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1441 2010-02-19 Richard Guenther <rguenther@suse.de>
1443 PR tree-optimization/42916
1444 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1447 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1449 * configure.ac: Replace all uses of changequote in macro arguments
1450 with proper quoting.
1452 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1455 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1457 2010-02-19 Richard Guenther <rguenther@suse.de>
1459 PR tree-optimization/42944
1460 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1461 test for aliasing with errno.
1463 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1466 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1467 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1468 * dojump.c: Include output.h.
1469 (inv): New inline function.
1470 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1471 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1472 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1473 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1474 argument, pass it down to other calls.
1475 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1476 add REG_BR_PROB note to the conditional jump.
1477 * cfgexpand.c (add_reg_br_prob_note): Removed.
1478 (expand_gimple_cond): Don't call it, add the probability
1479 as last argument to jumpif_1/jumpifnot_1.
1480 * Makefile.in (dojump.o): Depend on output.h.
1481 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1483 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1484 * stmt.c (do_jump_if_equal): Likewise.
1485 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1486 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1487 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1489 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1490 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1491 jumpifnot_1 callers.
1492 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1494 (store_expr): Adjust jumpifnot caller.
1495 (store_constructor): Adjust jumpif caller.
1498 * gimplify.c (gimple_boolify): For __builtin_expect call
1499 gimple_boolify also on its first argument.
1501 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
1503 * configure.ac (gnu-unique-object): Wrap regexps using [] in
1505 (__stack_chk_fail): Ditto. Remove quadrigraphs.
1506 * configure: Regenerated.
1508 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1510 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
1511 lang_hooks.types_compatible_p instead of comptypes.
1513 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
1515 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
1516 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
1517 if __prefer_thumb__ is defined.
1519 2010-02-18 Martin Jambor <mjambor@suse.cz>
1521 PR tree-optimization/43066
1522 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
1523 array with zero-sized element type.
1525 2010-02-18 Jakub Jelinek <jakub@redhat.com>
1527 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
1528 rtx, allocate struct var_loc_node here and return it to the
1529 caller, and only if it is actually needed.
1530 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
1531 move it earlier and return immediately if it returns NULL.
1533 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
1535 * config/sparc/gas.h: New file. Restore
1536 TARGET_ASM_NAMED_SECTION to its ELF default.
1537 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
1539 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1540 Likewise. Add ATTRIBUTE_UNUSED to prototype.
1541 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
1542 after sparc/sysv4.h.
1544 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
1546 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
1548 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
1550 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
1551 patterns from predicated pattern.
1553 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
1556 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
1557 for insn mnemonic suffix.
1559 2010-02-17 Richard Guenther <rguenther@suse.de>
1561 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
1564 2010-02-17 Jakub Jelinek <jakub@redhat.com>
1567 * caller-save.c (save_call_clobbered_regs): If BB ends with
1568 a DEBUG_INSN, move any notes in between last real insn and the last
1569 DEBUG_INSN after the last DEBUG_INSN.
1571 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
1573 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
1574 Fix return type. Fix argument type. Explain meaning of return value.
1576 2010-02-16 Richard Guenther <rguenther@suse.de>
1578 PR tree-optimization/41043
1579 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
1580 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
1582 (vrp_visit_phi_node): ... but only for loop PHI nodes.
1584 2010-02-16 Ira Rosen <irar@il.ibm.com>
1586 PR tree-optimization/43074
1587 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
1588 * tree-vect-loop.c (vect_analyze_loop_operations): Add
1589 vectorizable cycles in hybrid SLP check.
1590 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
1592 2010-02-16 Richard Guenther <rguenther@suse.de>
1594 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
1595 (true_dependence): If memrefs_conflict_p computes must-alias
1596 trust it. Move TBAA check after offset-based disambiguation.
1597 (canon_true_dependence): Likewise.
1599 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
1601 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
1602 * doc/invoke.texi: Document it.
1603 * var-tracking.c: Include toplev.h and params.h.
1604 (vt_find_locations): Return bool indicating success. Compute
1605 hash sizes unconditionally. Check new parameter, report.
1606 (variable_tracking_main_1): Check vt_find_locations results and
1607 retry. Renamed from...
1608 (variable_tracking_main): ... this. New wrapper to preserve
1609 flag_var_tracking_assignments.
1610 * Makefile.in (var-tracking.o): Adjust dependencies.
1612 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
1613 Jakub Jelinek <jakub@redhat.com>
1616 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
1617 if weak_import attribute is present.
1618 * config/darwin.c (machopic_select_section): Likewise.
1620 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
1622 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
1623 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
1624 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
1625 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
1627 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
1629 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1632 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
1633 Rewrite text to refer to the names.
1635 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
1637 * config/i386/i386-builtin-types.def
1638 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
1639 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
1640 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
1641 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
1642 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
1643 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
1644 IX86_BUILTIN_VPERMIL2PS256.
1645 (MULTI_ARG_4_DF2_DI_I): Defined.
1646 (MULTI_ARG_4_DF2_DI_I1): Defined.
1647 (MULTI_ARG_4_SF2_SI_I): Defined.
1648 (MULTI_ARG_4_SF2_SI_I1): Defined.
1649 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
1650 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
1651 __builtin_ia32_vpermil2ps256.
1652 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1653 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1654 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
1655 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1656 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1657 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
1658 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
1659 CODE_FOR_xop_vpermil2v8sf3.
1660 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
1661 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
1662 * config/i386/xopintrin.h (_mm_permute2_pd): New.
1663 (_mm256_permute2_pd): New.
1664 (_mm_permute2_ps): New.
1665 (_mm256_permute2_ps): New.
1667 2010-02-15 Nick Clifton <nickc@redhat.com>
1669 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
1670 boolean parameters. Use emit_jump_insn when emitting a pop
1671 instruction containing a return insn.
1672 (push): Use 'true' rather than '1' as second parameter to F.
1673 (h8300_expand_prologue): Likewise.
1674 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
1675 (h8300_expand_epilogue): Likewise.
1677 2010-02-15 Richard Guenther <rguenther@suse.de>
1680 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
1683 2010-02-15 Nick Clifton <nickc@redhat.com>
1685 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
1688 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
1690 * intl.c (fake_ngettext): New function.
1691 * intl.h (fake_ngettext): Declare.
1692 (ngettext): Define macro.
1693 * collect2.c (notice_translated): New function.
1694 (main): Use notice_translated and ngettext.
1695 * collect2.h (notice_translated): Declare.
1697 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
1699 * reorg.c (delete_computation): Comment fixes.
1700 * caller-save.c (setup_save_areas): Idem.
1701 * sel-sched-dump.c (dump_lv_set): Idem.
1704 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1706 * config/s390/s390.c (s390_sched_init): New function.
1707 (TARGET_SCHED_INIT): Target hook defined.
1709 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
1710 Jack Howarth <howarth@bromo.med.uc.edu>
1711 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1714 Partial revert of unintended change in fix for PR41605.
1715 * config/darwin.h: Fix typo.
1716 * config/darwin9.h: Same.
1718 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1720 * c-pch.c (pch_init): Clear v.
1722 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1725 * graphite-scop-detection.c (graphite_can_represent_scev): Call
1726 graphite_can_represent_init for MULT_EXPR.
1728 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1732 * graphite-sese-to-poly.c (remove_phi): New.
1733 (translate_scalar_reduction_to_array): Call remove_phi.
1735 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1738 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
1739 * graphite-clast-to-gimple.h (gloog): Update declaration.
1740 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
1741 * graphite-poly.h (struct poly_bb): Add missing comments.
1742 (struct scop): Add poly_scop_p field.
1744 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
1745 * graphite.c (graphite_transform_loops): Build the polyhedral
1746 representation for each scop before code generation.
1747 * sese.c (rename_variables_in_operand): Removed.
1748 (rename_variables_in_expr): Return the renamed expression.
1749 (rename_sese_parameters): New.
1750 * sese.h (rename_sese_parameters): Declared.
1752 2010-02-11 Richard Guenther <rguenther@suse.de>
1754 PR tree-optimization/42998
1755 * tree-ssa-pre.c (create_expression_by_pieces): Treat
1756 POINTER_PLUS_EXPR properly.
1758 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1759 Changpeng Fang <changpeng.fang@amd.com>
1762 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
1763 the cost of an IV candidate when the IV is used in a test against zero.
1765 * gcc.dg/tree-ssa/ivopts-3.c: New.
1767 2010-02-11 Richard Guenther <rguenther@suse.de>
1770 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
1771 pointer-vs-decl case by swapping refs. Handle some cases
1772 of pointer-vs-decl disambiguations more conservatively.
1773 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
1774 to false after expanding.
1776 2010-02-11 Richard Guenther <rguenther@suse.de>
1779 * gcc.c (process_command): Handle LTO file@offset case more
1782 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1784 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
1785 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
1787 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
1789 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
1790 if MEM's mode size isn't DWARF2_ADDR_SIZE.
1791 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
1792 Optimize eq/ne comparisons when both arguments are known to be
1794 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
1795 Don't mask operands unnecessarily if they are known to be already
1798 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
1800 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
1803 2010-02-10 Richard Guenther <rguenther@suse.de>
1805 PR tree-optimization/43017
1806 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
1807 for wrapping signed arithmetic.
1809 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1812 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
1813 if no debug info should be emitted for it.
1815 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1817 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
1818 note when flag_exceptions is set.
1820 2010-02-10 Duncan Sands <baldrick@free.fr>
1822 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
1824 2010-02-10 Richard Guenther <rguenther@suse.de>
1827 * tree.c (get_unwidened): Handle constants.
1828 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
1830 2010-02-10 Martin Jambor <mjambor@suse.cz>
1833 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
1834 check for variable argument counts independently.
1836 2010-02-10 Christian Bruel <christian.bruel@st.com>
1839 * config/sh/sh.c (find_barrier): Increase length for non delayed
1840 conditional branches.
1842 2010-02-10 Christian Bruel <christian.bruel@st.com>
1844 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
1846 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1848 * builtins.c (set_builtin_user_assembler_name): Also handle
1849 ffs if int is smaller than word.
1851 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
1854 * ira-conflicts.c (get_dup): Remove.
1855 (process_reg_shuffles): Add new parameter. Use it as an
1856 additional guard for copy generation.
1857 (add_insn_allocno_copies): Rewrite.
1859 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
1861 * common.opt (fsched2-use-traces): Preserved for backward
1863 * doc/invoke.texi: Remove the documentation about option
1864 -fsched2-use-traces.
1865 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
1866 flag_sched2_use_traces.
1867 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
1868 the backward compatibility flag section.
1870 2010-02-09 Richard Guenther <rguenther@suse.de>
1872 PR tree-optimization/43008
1873 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
1874 make HEAP variables initialized from global memory if they
1875 are not known builtin functions.
1876 (find_func_aliases): Adjust.
1878 2010-02-09 Richard Guenther <rguenther@suse.de>
1880 PR tree-optimization/43000
1881 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
1882 arithmetic manually.
1884 2010-02-08 Jakub Jelinek <jakub@redhat.com>
1886 PR tree-optimization/42931
1887 * tree-loop-linear.c (try_interchange_loops): Don't call
1888 double_int_mul if estimated_loop_iterations failed.
1890 2010-02-08 Martin Jambor <mjambor@suse.cz>
1893 * tree-sra.c (build_accesses_from_assign): Do not mark in
1894 should_scalarize_away_bitmap if stmt has volatile ops.
1895 (sra_modify_assign): Do not process assigns piecemeal if if stmt
1898 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
1900 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
1902 2010-02-07 Adam Nemet <adambnmet@gmail.com>
1904 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
1907 2010-02-07 Andrew Pinski <pinskia@gmail.com>
1910 * df-core.c (df_finish_pass): Change type of saved_flags to int.
1912 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1915 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
1916 to unknown_dependence.
1917 (graphite_legal_transform_dr): Handle the unknown_dependence.
1918 (graphite_carried_dependence_level_k): Same.
1920 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1922 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
1924 2010-02-07 Richard Guenther <rguenther@suse.de>
1927 * expr.c (get_inner_reference): Always initialize *pbitsize.
1929 2010-02-07 Richard Guenther <rguenther@suse.de>
1932 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
1933 new ARRAY_REFs on variable size element or minimal index arrays.
1935 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
1936 gimple_fold_indirect_ref.
1938 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
1941 * arm.c (arm_override_options): Just return if the user has specified
1942 an invalid fpu name.
1944 2010-02-03 Jason Merrill <jason@redhat.com>
1947 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
1948 i386_pe_maybe_record_exported_symbol.
1950 2010-02-05 Steve Ellcey <sje@cup.hp.com>
1953 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1954 (pa_delegitimize_address): New function.
1956 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
1958 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
1959 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
1961 2010-02-05 Richard Guenther <rguenther@suse.de>
1964 * lto-streamer-in.c (get_resolution): Deal with references
1965 to undefined functions.
1967 2010-02-05 Richard Guenther <rguenther@suse.de>
1969 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
1970 (fold_const_aggregate_ref): Likewise.
1971 (ccp_fold_stmt): Substitute loads.
1972 (maybe_fold_reference): Verify types before substituting.
1974 (fold_gimple_assign): Unshare properly.
1975 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
1977 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
1979 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
1980 for rs6000_gen_cell_microcode.
1982 2010-02-04 Richard Guenther <rguenther@suse.de>
1984 PR rtl-optimization/42952
1985 * dse.c (const_or_frame_p): Remove MEM handling.
1987 2010-02-04 Nick Clifton <nickc@redhat.com>
1989 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
1990 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
1991 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
1992 (mn10300_asm_output_mi_thunk): New function.
1993 (mn10300_can_output_mu_thunk): New function.
1994 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
1995 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
1996 (FUNCTION_ARG): Delete incorrect comment.
1998 2010-02-03 Jason Merrill <jason@redhat.com>
2001 * fold-const.c (operand_equal_p): Handle erroneous types.
2003 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2005 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2007 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2009 PR rtl-optimization/42941
2010 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2013 2010-02-03 Jason Merrill <jason@redhat.com>
2016 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2018 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2021 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2022 (cselib_reset_table): Renamed from...
2023 (cselib_reset_table_with_next_value): ... this.
2024 (cselib_get_next_uid): Renamed from...
2025 (cselib_get_next_unknown_value): ... this.
2026 * cselib.c (next_uid): Renamed from...
2027 (next_unknown_value): ... this.
2028 (cselib_clear_table): Adjust.
2029 (cselib_reset_table): Adjust. Renamed from...
2030 (cselib_reset_table_with_next_value): ... this.
2031 (cselib_get_next_uid): Adjust. Renamed from...
2032 (cselib_get_next_unknown_value): ... this.
2033 (get_value_hash): Use hash.
2034 (cselib_hash_rtx): Likewise.
2035 (new_cselib_val): Adjust. Set and dump uid.
2036 (cselib_lookup_mem): Pass next_uid as hash.
2037 (cselib_subst_to_values): Likewise.
2038 (cselib_log_lookup): Dump uid.
2039 (cselib_lookup): Pass next_uid as hash. Adjust.
2040 (cselib_process_insn): Adjust.
2041 (cselib_init): Initialize next_uid.
2042 (cselib_finish): Adjust.
2043 (dump_cselib_table): Likewise.
2044 * dse.c (canon_address): Dump value uid.
2045 * print-rtl.c (print_rtx): Print value uid.
2046 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2048 (dv_uid): New function, sort of renamed from...
2049 (dv_htab_hash): ... this, reimplemented in terms of it and...
2050 (dv_uid2hash): ... this. New.
2051 (variable_htab_eq): Drop excess assertions.
2052 (tie_break_pointers): Removed.
2053 (canon_value_cmp): Compare uids.
2054 (variable_post_merge_New_vals): Print uids.
2055 (vt_add_function_parameters): Adjust.
2056 (vt_initialize): Reset table. Adjust.
2058 2010-02-03 Richard Guenther <rguenther@suse.de>
2060 PR tree-optimization/42944
2061 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2062 (call_may_clobber_ref_p_1): Likewise. Properly handle
2063 malloc and calloc clobbering errno.
2065 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2067 * doc/invoke.texi: Fix name of sched1 dump.
2069 * opts.c (decode_options): Set flag_tree_switch_conversion
2070 only conditionally on optimize >= 2.
2072 * gcse.c: Assorted comment fixes in pass description.
2074 2010-02-03 Anthony Green <green@moxielogic.com>
2076 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2077 nop padding in order to maintain alignment of storage location of
2078 target function address.
2079 (moxie_trampoline_init): Store target function address at newly
2081 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2083 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2085 2010-02-03 Richard Guenther <rguenther@suse.de>
2088 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2090 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2092 * config.gcc: Reenable check for obsolete targets.
2093 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2094 mips-sgi-irix6.[0-4]*.
2096 2010-02-02 Nick Clifton <nickc@redhat.com>
2098 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2099 constant size of 4 as being the same as 0.
2100 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2101 can take values in the range 0..4.
2103 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2106 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2107 as _darwin10_Unwind_FindEnclosingFunction().
2108 * libgcc-libsystem.ver: New.
2110 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2113 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2114 implicitly set registers.
2116 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2118 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2119 (arm_override_options): Allow automatic selection of the thread
2120 pointer register if thumb2.
2121 (legitimize_pic_address): Improve code sequences for Thumb2.
2122 (arm_call_tls_get_addr): Likewise.
2123 (legitimize_tls_address): Likewise.
2124 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2125 (pic_load_addr_32bit): ... this. New named pattern.
2126 * thumb2.md (pic_load_addr_thumb2): Delete.
2127 (pic_load_dot_plus_four): Delete.
2128 (tls_load_dot_plus_four): New named pattern.
2130 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2133 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2134 Document fix for TLS bug.
2136 2010-01-31 Richard Guenther <rguenther@suse.de>
2138 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2139 conservatively correct.
2141 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2145 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2147 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2149 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2151 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2153 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2155 * config.gcc: Adjust order of makefile fragments for mingw targets.
2157 2010-01-31 Richard Guenther <rguenther@suse.de>
2160 * gimplify.c (gimplify_init_constructor): For volatile LHS
2161 initialize a temporary.
2163 2010-01-31 Matthias Klose <doko@ubuntu.com>
2165 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2167 * configure: Regenerate.
2169 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2171 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2172 the same alias set and their sizes different constantness.
2173 (aliasing_component_refs_p): Revert 2009-10-24 change.
2175 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2177 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2180 2010-01-29 Richard Guenther <rguenther@suse.de>
2182 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2183 Assert we successfully updated the call.
2185 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2187 PR rtl-optimization/42889
2188 * df.h (df_set_bb_dirty_nonlr): New prototype.
2189 * df-core.c (df_set_bb_dirty_nonlr): New function.
2190 * df-scan.c (df_insn_rescan): Call it instead of
2191 df_set_bb_dirty for DEBUG_INSNs.
2193 2010-01-29 Richard Guenther <rguenther@suse.de>
2196 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2197 quadratic behavior in most cases.
2199 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2202 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2203 in the call to gen_x86_movsicc_0_m1.
2205 2010-01-28 Richard Guenther <rguenther@suse.de>
2207 PR tree-optimization/42871
2208 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2210 2010-01-28 Richard Guenther <rguenther@suse.de>
2212 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2213 into call arguments.
2215 2010-01-28 Richard Guenther <rguenther@suse.de>
2218 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2219 the forwarder if the destination is an EH landing pad.
2221 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2223 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2224 block list passed to gimple_duplicate_sese_tail.
2225 (parallelize_loops): Avoid parallelization when the function
2227 Avoid parallelization when the preheader is IRREDUCIBLE.
2228 Try to optimize when estimated_loop_iterations_int is unresolved.
2229 Add the loop's location to the dump file.
2230 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2231 (gimple_duplicate_sese_tail): Remove the check for the latch.
2232 Redirect nexits to the exit block.
2233 Remove handling of the incoming edges to the latch.
2234 Redirect the backedge from the copied latch to the exit bb.
2236 2010-01-28 Michael Matz <matz@suse.de>
2239 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2240 Wrap force_reg into a sequence, emit it before user.
2242 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2244 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2246 (arm_legacy_rev): Likewise.
2247 (thumb_legacy_rev): Likewise.
2249 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2251 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2252 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2253 on MEM's address failed, try avoid_constant_pool_reference and
2254 recurse if it returned something different.
2255 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2256 address, try avoid_constant_pool_reference and recurse if it
2257 returned something different.
2258 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2259 address and avoid_constant_pool_reference returned something
2260 different, don't set have_address.
2262 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2265 * var-tracking.c (val_store): Add modified argument, obey it.
2267 (count_uses): Move down logging of main.
2268 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2269 don't need resolution.
2270 (emit_notes_in_bb): Likewise.
2272 2010-01-27 Richard Guenther <rguenther@suse.de>
2275 * tree-inline.c (remap_decl): Delay remapping of SSA name
2276 default definitions until we need them.
2278 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2280 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2281 (rs6000_delegitimize_address): New function.
2283 * config/s390/s390.c (s390_delegitimize_address): Call
2284 delegitimize_mem_from_attrs.
2287 * tree-inline.c (cannot_copy_type_1): Removed.
2288 (copy_forbidden): Don't forbid copying of functions containing
2289 records/unions with variable length fields.
2291 2010-01-27 Christian Bruel <christian.bruel@st.com>
2295 * config/sh/sh.c (find_barrier): Increase length for non delayed
2296 conditional branches.
2298 2010-01-27 Matthias Klose <doko@ubuntu.com>
2300 * configure.ac (gnu-unique-object): Fix ldd version check.
2301 * configure: Regenerate.
2303 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2305 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2307 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2308 Test for HAVE_GNU_AS value.
2310 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2312 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2313 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2314 INT64_TYPE): Define.
2315 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2316 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2317 INT_LEAST64_TYPE): Define.
2318 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2319 UINT_LEAST64_TYPE): Define.
2320 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2321 INT_FAST64_TYPE): Define.
2322 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2323 UINT_FAST64_TYPE): Define.
2324 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2325 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2326 (SIG_ATOMIC_TYPE): Define.
2328 2010-01-26 Richard Guenther <rguenther@suse.de>
2330 * df-scan.c (df_scan_set_bb_info): Remove assert.
2331 (df_insn_rescan_debug_internal): Merge asserts.
2332 (df_install_ref): Likewise.
2333 (df_mark_reg): Use bitmap_set_range.
2334 (df_hard_reg_used_p): Remove assert.
2335 (df_hard_reg_used_count): Likewise.
2337 2010-01-26 Richard Guenther <rguenther@suse.de>
2339 PR rtl-optimization/42685
2340 * web.c (web_main): Ignore DEBUG_INSNs.
2342 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2344 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2346 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2347 Fix types of fndecl and arglist parameters.
2349 2010-01-26 Richard Guenther <rguenther@suse.de>
2352 * tree-eh.c (unsplit_eh): Skip debug insns.
2354 2010-01-26 Richard Guenther <rguenther@suse.de>
2356 PR tree-optimization/42250
2357 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2359 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2362 * omp-low.c (expand_omp_sections): Only use single_pred if
2363 l2_bb is single_pred_p.
2365 2010-01-25 Christian Bruel <christian.bruel@st.com>
2368 * config/sh/sh.c (find_barrier): Increase length for non delayed
2369 conditional branches.
2370 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2372 2010-01-24 David S. Miller <davem@davemloft.net>
2374 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2375 define if not using GAS.
2376 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2377 Likewise. Delete SECTION_MERGE code, which is only applicable
2380 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2383 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2384 mangling of va_list in system headers.
2386 2010-01-23 Toon Moene <toon@moene.org>
2388 * tree-predcom.c (combine_chains): Return NULL, not false.
2390 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2392 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2393 initialization of variable res to agree with return type.
2395 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2397 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2398 * tree-sra.c: Add include of expr.h.
2400 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2402 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2403 insert the debug stmt on the single non-EH edge from the stmt.
2405 2010-01-22 Richard Henderson <rth@redhat.com>
2408 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2409 the RHS until after generate_subtree_copies has insertted its
2410 code before the current statement.
2412 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2414 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2416 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2418 2010-01-21 Martin Jambor <mjambor@suse.cz>
2420 PR tree-optimization/42585
2421 * tree-sra.c (struct access): New field grp_total_scalarization.
2422 (dump_access): Dump the new field.
2423 (should_scalarize_away_bitmap): New variable.
2424 (cannot_scalarize_away_bitmap): Likewise.
2425 (sra_initialize): Allocate new bitmaps.
2426 (sra_deinitialize): Free new bitmaps.
2427 (create_access_1): New function.
2428 (create_access): Parts moved to create_access_1.
2429 (type_consists_of_records_p): New function.
2430 (completely_scalarize_record): Likewise.
2431 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2432 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2433 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2435 (analyze_all_variable_accesses): Completely scalarize small eligible
2438 2010-01-21 Martin Jambor <mjambor@suse.cz>
2440 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2442 2010-01-21 Andrew Haley <aph@redhat.com>
2444 * gcc.c (process_command): Move lang_specific_driver before
2445 setting cc_libexec_prefix.
2447 2010-01-21 Richard Guenther <rguenther@suse.de>
2450 * fold-const.c (negate_expr_p): Pretend only negative
2451 real constants are easily negatable.
2453 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2454 Jason Merrill <jason@redhat.com>
2456 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2457 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2458 * calls.c (initialize argument_information): Handle it.
2459 * c-common.c (handle_transparent_union_attribute): Use new name.
2460 * c-decl.c (finish_struct): Ditto.
2461 * c-typeck.c (type_lists_compatible_p): Ditto.
2462 (convert_for_assignment): Use new name and also handle record.
2463 * function.c (aggregate_value_p): Handle it.
2464 (pass_by_reference): Ditto.
2465 (assign_parm_data_types): Ditto.
2466 * print-tree.c (print_node): Ditto.
2467 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2468 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2469 * tree.c (first_field): New fn.
2471 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2474 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2475 even when linking statically, for now.
2477 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2480 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2481 without a cselib val.
2482 (count_uses): Accept MO_VAL_SET with no val on stores.
2483 (add_stores): Likewise.
2485 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2487 * var-tracking.c (check_value_val): Add a compile time assertion.
2488 (dv_is_decl_p): Simplify.
2489 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2490 gcc_assert if ENABLE_CHECKING.
2492 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2495 * var-tracking.c: Include tree-flow.h.
2496 (mem_dies_at_call): New.
2497 (dataflow_set_preserve_mem_locs): Use it.
2498 (dataflow_set_remove_mem_locs): Likewise.
2499 (dump_var): Renamed from dump_variable. Adjust all callers.
2500 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2501 * Makefile.in (var-tracking.o): Adjust deps.
2503 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2505 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2507 2010-01-20 Richard Guenther <rguenther@suse.de>
2509 PR tree-optimization/42717
2510 * tree-ssa-dce.c (get_live_post_dom): Remove.
2511 (forward_edge_to_pdom): Take an arbitrary edge to copy
2512 degenerate PHI args from.
2513 (remove_dead_stmt): Use the first post-dominator even if it
2514 does not contain live statements as redirection destination.
2516 2010-01-20 Richard Guenther <rguenther@suse.de>
2518 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2520 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2522 * sel-sched.c (create_speculation_check): Remove set but not used
2524 (try_transformation_cache): Remove set but not used variable ds.
2525 (calculate_privileged_insns): Remove set but not used variables
2526 cur_insn and min_spec_insn.
2527 (find_best_expr): Remove set but not used variable avail_n.
2528 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2530 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2532 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2533 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2536 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
2539 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
2540 cpu types. Add support for *-sse3 cpu types.
2541 (x86_64-*-*): Ditto.
2543 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2546 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
2547 argument, call initializer_constant_valid_p_1 instead of
2548 initializer_constant_valid_p, pass CACHE to it, return NULL
2549 immediately if first call returns NULL.
2550 (initializer_constant_valid_p_1): New function.
2551 (initializer_constant_valid_p): Use it.
2553 2010-01-20 Thomas Quinot <quinot@adacore.com>
2555 * tree.def (PLACEHOLDER_EXPR): Fix comment.
2557 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2559 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
2560 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
2561 (loc_list_from_tree): Don't handle unsigned division. Handle
2562 signed modulo using DW_OP_{over,over,div,mul,minus}.
2563 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
2564 modulo instead of signed.
2566 2010-01-20 DJ Delorie <dj@redhat.com>
2568 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
2570 (h8300_emit_stack_adjustment): Propogate it.
2572 (h8300_expand_prologue): Likewise.
2573 (h8300_expand_epilogue): Likewise.
2575 2010-01-19 Michael Matz <matz@suse.de>
2577 PR tree-optimization/41783
2578 * tree-data-ref.c (toplevel): Include flags.h.
2579 (dump_data_dependence_relation): Also dump the inputs if the
2580 result will be unknown.
2581 (split_constant_offset_1): Look through some conversions.
2582 * tree-predcom.c (determine_roots_comp): Restart a new chain if
2583 the offset from last element is too large.
2584 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
2585 (reassociate_to_the_same_stmt): Handle vector registers.
2586 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
2588 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
2589 wide_prolog_niters argument, emit widening instructions.
2590 (vect_do_peeling_for_alignment): Adjust caller, use widened
2591 variant of the iteration cound.
2592 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
2594 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2597 * config/arm/neon-testgen.m (emit_automatics): New parameter
2598 features. Adjust for Fixed_return_reg feature.
2599 (test_intrinsic): Call emit_automatics with new feature.
2600 * config/arm/neon.ml: Update copyright years.
2601 (features): New Fixed_return_reg feature.
2602 (ops): Update feature for Vget_low.
2604 2010-01-19 Jakub Jelinek <jakub@redhat.com>
2606 PR tree-optimization/42719
2607 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
2611 * fwprop.c (all_uses_available_at): Return false if def_set dest
2612 is a REG that is used in def_insn.
2614 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
2616 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
2618 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
2621 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
2623 * target.h (struct gcc_target) <secondary_reload>: Change type
2624 of last argument to secondary_reload_info *.
2626 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
2629 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
2630 memory references with unaligned offsets. Remove CQImode handling.
2631 (unaligned_memory_operand): Return 1 for memory references with
2632 unaligned offsets. Remove CQImode handling.
2634 2010-01-18 Richard Guenther <rguenther@suse.de>
2637 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
2640 2010-01-18 Richard Guenther <rguenther@suse.de>
2642 PR tree-optimization/42781
2643 * tree-ssa-structalias.c (find_what_var_points_to): Skip
2644 restrict processing only if the original variable was artificial.
2646 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
2648 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
2649 find number of popped argument bytes.
2651 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
2652 Fix the text that describes the return value for invalid insns.
2654 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
2656 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
2657 Clarify what 'cost of the -dependence' is. Fix quoting.
2659 * toplev.c (default_get_pch_validity): Rename argument to "sz".
2660 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
2662 2010-01-17 Jakub Jelinek <jakub@redhat.com>
2664 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2665 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
2667 2010-01-17 Richard Guenther <rguenther@suse.de>
2670 * function.c (split_complex_args): Take a VEC to modify.
2671 (assign_parms_augmented_arg_list): Build a VEC instead of
2672 a chain of PARM_DECLs.
2673 (assign_parms_unsplit_complex): Take a VEC of arguments.
2674 Do not fixup unmodified parms.
2675 (assign_parms): Deal with the VEC.
2676 (gimplify_parameters): Likewise.
2678 2010-01-17 Richard Guenther <rguenther@suse.de>
2680 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
2681 node existence check.
2682 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
2683 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
2684 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
2685 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
2686 (gimple_execute_on_growing_pred): Likewise.
2688 2010-01-17 Richard Guenther <rguenther@suse.de>
2690 PR tree-optimization/42773
2691 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
2692 (compute_antic_aux): Likewise.
2693 (compute_partial_antic_aux): Likewise.
2695 2010-01-17 Jie Zhang <jie.zhang@analog.com>
2698 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
2701 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
2703 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
2706 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
2707 Fix markup for strict argument.
2709 (TARGET_SCHED_REORDER2): Fix argument types.
2711 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
2712 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
2714 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
2715 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
2717 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
2720 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
2721 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
2722 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
2723 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
2724 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
2726 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
2728 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
2730 (TARGET_ASM_RELOC_RW_MASK): Add return type.
2731 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
2733 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
2735 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
2738 (TARGET_ASM_NAMED_SECTION): Fix argument list.
2740 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
2741 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
2743 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
2745 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
2747 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
2748 referring to it. Fix language.
2750 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
2752 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
2754 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
2756 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
2758 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
2759 '@var{stream}. Remove stray 'and'.
2761 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
2763 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
2765 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
2767 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
2768 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
2770 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
2771 Fix description of return value.
2772 Rename argument "sz" to "len."
2774 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
2775 Clarify meaning of 'true' return value.
2777 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
2779 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
2780 rep_mode versus mode_rep.
2782 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
2784 (TARGET_BUILTIN_DECL): Fix name.
2786 (TARGET_COMMUTATIVE_P): Fix type of first argument.
2788 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
2790 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
2792 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
2794 (TARGET_RELAXED_ORDERING): Use @deftypevr.
2796 (TARGET_GET_DRAP_RTX): Note that this is a hook.
2799 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
2800 Rename argument tm_fn to md_fn.
2802 (TARGET_OPTION_PRINT): Fix argument list.
2804 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
2807 * config/i386/i386.c (ix86_fixup_binary_operands):
2808 Revert FMA4 fixup of operands.
2810 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2813 * Makefile.in (write_entries_to_file, install-plugin):
2814 Use \012 instead of \n with tr.
2816 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
2818 * configure.ac (HAVE_AS_REF): New C macro.
2819 * configure: Regenerate.
2820 * config.in: Likewise.
2821 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
2823 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
2826 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
2828 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
2830 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
2832 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
2834 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
2836 (TARGET_IN_SMALL_DATA_P): Fix argument type.
2838 (TARGET_BINDS_LOCAL_P): Fix argument type.
2840 (TARGET_ASM_FILE_END): Use prototype.
2842 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
2844 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
2846 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
2848 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
2850 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
2851 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
2853 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
2854 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
2856 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
2857 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2858 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
2859 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2861 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
2863 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
2865 (TARGET_INIT_BUILTINS): Use prototype.
2867 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2868 Put 'const char *' in braces. Fix parameter types.
2869 (TARGET_INVALID_CONVERSION): Fix parameter types.
2870 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
2871 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
2873 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
2876 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
2878 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
2880 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
2882 * doc/tm.texi (TARGET_HELP): Fix return type.
2884 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
2885 in braces. Fix argument types.
2887 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
2889 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
2891 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
2893 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
2894 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
2896 (TARGET_MANGLE_TYPE): Fix argument types.
2898 (TARGET_IRA_COVER_CLASSES): Use prototype.
2900 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
2902 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
2904 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
2906 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
2908 (TARGET_CALLEE_COPIES): Fix argument types.
2910 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
2912 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
2914 (TARGET_FUNCTION_VALUE): Fix argument types.
2916 (TARGET_RETURN_IN_MSB): Fix argument type.
2918 (TARGET_RETURN_IN_MEMORY): Fix argument types.
2920 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
2922 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
2924 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
2925 agree with return type.
2927 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
2929 2010-01-15 Jing Yu <jingyu@google.com>
2931 PR rtl-optimization/42691
2932 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
2933 a pseudo to a constant and are merged, and adjust comments.
2935 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
2937 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
2939 2010-01-15 Richard Guenther <rguenther@suse.de>
2942 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
2943 labels of computed or non-local gotos to the destination.
2944 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
2945 landing pad label is the first label.
2947 2010-01-15 Richard Guenther <rguenther@suse.de>
2949 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
2951 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2954 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
2955 to allow generation of the xssqrtdp instruction on power7.
2956 (sqrtdf2_fpr): Ditto.
2958 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2961 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
2962 functions with noreturn attribute.
2965 * varasm.c (declare_weak): Add weak attribute to decl if it
2966 doesn't have one already.
2967 (assemble_external): Only add decls to weak_decls if they also
2968 have weak attribute.
2970 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
2972 * var-tracking.c (var_reg_delete): Don't delete the association
2973 between REGs and values or one-part variables if the register
2976 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2979 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
2980 because its first operand is a non-localized variable.
2982 2010-01-14 Martin Jambor <mjambor@suse.cz>
2984 PR tree-optimization/42706
2985 * tree-sra.c (encountered_recursive_call): New variable.
2986 (encountered_unchangable_recursive_call): Likewise.
2987 (sra_initialize): Initialize both new variables.
2988 (callsite_has_enough_arguments_p): New function.
2989 (scan_function): Call decl and flags check only for IPA-SRA, check
2990 whether there is a recursive call and whether it has enough arguments.
2991 (all_callers_have_enough_arguments_p): New function.
2992 (convert_callers): Look for recursive calls only when
2993 encountered_recursive_call is set.
2994 (ipa_early_sra): Bail out either if
2995 !all_callers_have_enough_arguments_p or
2996 encountered_unchangable_recursive_call.
2998 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3000 * sel-sched.c: Add 2010 to copyright years.
3001 * sel-sched-ir.c: Likewise.
3002 * sel-sched-ir.h: Likewise.
3004 2010-01-14 Martin Jambor <mjambor@suse.cz>
3006 PR tree-optimization/42714
3007 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3008 constructors specially.
3010 2010-01-14 Andi Kleen <ak@linux.intel.com>
3012 * config/i386/drivers-i386.c (detect_caches_intel):
3013 Add l2sizekb parameter and fill in.
3014 (host_detect_local_cpu): Add l2sizekb, fill in.
3015 Add Atom small cache heuristic.
3017 2010-01-14 Andi Kleen <ak@linux.intel.com>
3019 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3020 Add level3 parameter and fill in.
3021 (detect_caches_intel): Handle level3 cache.
3023 2010-01-14 Andi Kleen <ak@linux.intel.com>
3025 * config/i386/drivers-i386.c (host_detect_local_cpu):
3026 Fix core duo detection.
3028 2010-01-14 Andi Kleen <ak@linux.intel.com>
3030 * config/i386/drivers-i386.c (host_detect_local_cpu):
3033 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3035 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3036 (rs6000_variable_issue_1): this. Use...
3037 (rs6000_variable_issue): here. Reimplement. Print debug info.
3039 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3041 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3042 sel_restore_notes. Update all callers. Call reemit_notes
3045 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3047 PR rtl-optimization/42246
3048 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3051 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3053 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3054 all successors is the same as number of successors in current region.
3056 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3058 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3059 to rename is not separable. Otherwise check that its LHS is not NULL.
3061 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3063 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3065 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3067 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3068 available registers when failed to discover LHS register class.
3069 Fix indentation. Update comment.
3071 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3072 Alexander Monakov <amonakov@ispras.ru>
3074 PR rtl-optimization/42389
3075 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3077 (advance_state_on_fence): Likewise.
3078 (sel_target_adjust_priority): Print debug output only when
3079 sched_verbose >= 4, not 2.
3080 (get_expr_cost): Do not issue all unique insns on the next cycle.
3081 (fill_insns): Initialize can_issue_more from the value saved
3083 * sel-sched-ir.c (flist_add): New parameter issue_more.
3084 Init FENCE_ISSUE_MORE with it.
3085 (merge_fences): Likewise.
3086 (init_fences): Update call to flist_add.
3087 (add_to_fences, add_clean_fence_to_fences)
3088 (add_dirty_fence_to_fences): Likewise.
3089 (move_fence_to_fences): Update call to merge_fences.
3090 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3092 * sel-sched-ir.h (struct _fence): New field issue_more.
3093 (FENCE_ISSUE_MORE): New accessor macro.
3095 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3097 PR rtl-optimization/42388
3098 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3099 that have no predecessors nor successors. Do not call move_bb_info
3100 for empty blocks outside of current region.
3102 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3104 PR rtl-optimization/42294
3105 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3106 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3107 originators' originators.
3109 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3111 PR rtl-optimization/39453
3112 PR rtl-optimization/42246
3113 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3115 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3117 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3118 Alexander Monakov <amonakov@ispras.ru>
3121 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3122 (maybe_tidy_empty_bb): ... here. Make static. Add new
3123 argument. Update all callers.
3124 (tidy_control_flow): ... and here. Recompute topological order
3125 of basic blocks in region if necessary.
3126 (sel_redirect_edge_and_branch): Change return type. Return true
3127 if topological order might have been invalidated.
3128 (purge_empty_blocks): Export and move from...
3129 * sel-sched.c (purge_empty_blocks): ... here.
3130 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3131 (maybe_tidy_empty_bb): Delete prototype.
3132 (purge_empty_blocks): Declare.
3134 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3136 PR rtl-optimization/42249
3137 * sel-sched.c (try_replace_dest_reg): When chosen register
3138 and original register is the same, do not bail out early, but
3139 still check all original insns for validity of replacing destination
3140 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3143 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3146 Port from no-undefined-overflow branch:
3147 2009-03-09 Richard Guenther <rguenther@suse.de>
3149 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3151 2010-01-14 Richard Guenther <rguenther@suse.de>
3154 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3156 2010-01-14 Ira Rosen <irar@il.ibm.com>
3158 PR tree-optimization/42709
3159 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3160 as scalar type in creation of constant vector operand.
3162 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3165 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3166 (check-parallel-%): Match `testsuite' directory component only
3169 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3171 PR translation/39521
3172 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3175 2010-01-13 Richard Guenther <rguenther@suse.de>
3177 PR tree-optimization/42730
3178 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3181 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3184 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3185 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3188 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3190 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3191 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3192 ___umulsi3_highpart.
3194 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3195 rather than schedule_insns if the pass is enabled.
3197 2010-01-13 Martin Jambor <mjambor@suse.cz>
3199 PR tree-optimization/42704
3200 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3203 2010-01-13 Martin Jambor <mjambor@suse.cz>
3205 PR tree-optimization/42703
3206 * tree-sra.c (analyze_access_subtree): Check that we can build a
3207 reference to the original data within the aggregate.
3209 2010-01-13 Richard Guenther <rguenther@suse.de>
3211 PR tree-optimization/42705
3212 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3214 2010-01-13 Richard Guenther <rguenther@suse.de>
3217 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3219 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3222 * var-tracking.c (values_to_unmark): New variable.
3223 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3224 values_to_unmark vector. Moved body to...
3225 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3226 instead queue it into values_to_unmark vector.
3227 (vt_find_locations): Free values_to_unmark vector.
3229 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3231 * config/s390/s390.c (override_options): Set
3232 default of max-pending-list-length to 256
3234 2010-01-13 Richard Guenther <rguenther@suse.de>
3237 * tree-pass.h (PROP_gimple_lcx): New.
3238 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3239 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3240 before the final cleanup_eh.
3241 (dump_properties): Dump PROP_gimple_lcx.
3242 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3243 (tree_lower_complex_O0): Remove.
3244 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3245 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3246 tree_lower_complex, schedule TODO_update_ssa.
3247 * lto-streamer-out.c (output_function): Stream the functions
3249 * lto-streamer-in.c (input_function): Likewise.
3250 (lto_read_body): Do not override them here.
3252 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3255 * c-typeck.c (build_c_cast): Fold value cast to union type before
3256 wrapping it in a CONSTRUCTOR.
3258 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3260 PR rtl-optimization/42699
3261 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3264 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3266 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3267 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3268 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3269 SUBTARGET_WARN_UNUSED_SPEC): ... here
3270 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3272 2010-01-12 Julian Brown <julian@codesourcery.com>
3274 * config/arm/neon-schedgen.ml (Utils): Don't try to
3275 open missing module.
3276 (find_with_result): New.
3278 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3281 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3282 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3284 PR tree-optimization/42645
3285 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3286 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3287 decl_map, set processing_debug_stmt to -1 and return name without
3290 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3292 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3293 binutils version, and reword target configuration description.
3295 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3297 * config/avr/avr.h (LINKER_NAME): Remove.
3299 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3302 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3303 that support VSX, warn for -mno-altivec if vsx is not disabled,
3306 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3307 Shujing Zhao <pearly.zhao@oracle.com>
3309 PR translation/42469
3310 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3311 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3312 character between option name and help text.
3313 * c.opt (imultilib): Likewise.
3315 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3317 * lto-streamer-out.c (output_unreferenced_globals): Output static
3320 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3322 PR rtl-optimization/42621
3323 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3324 optimizing for size.
3325 (duplicate_computed_gotos): Remove now-redundant check.
3327 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3330 * configure.ac: Save and restore LDFLAGS and LIBS
3331 * configure: Regenerate.
3333 2010-01-10 Richard Guenther <rguenther@suse.de>
3336 * builtins.c (fold_builtin_strlen): Add type argument and
3337 convert the resulting length to it.
3338 (fold_builtin_1): Adjust.
3340 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3342 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3343 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3345 (num_insns_constant_wide): Adjust for that change.
3347 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3350 * web.c (union_defs): Add used argument, to combine uses of
3352 (entry_register): Adjust type and tests of used argument.
3353 (web_main): Widen used for new use. Pass it to union_defs.
3354 * df.h (union_defs): Adjust prototype.
3356 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3359 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3360 uses in new incoming argument. Free body.
3361 (reset_debug_uses_in_loop): New.
3362 (analyze_insn_to_expand_var): Call the latter if the former found
3363 anything. Fix whitespace. Reject invalid dest overlaps before
3364 going through all insns in the loop.
3366 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3369 * haifa-sched.c (dying_use_p): Debug insns don't count.
3371 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3374 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3375 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3376 (verify_gimple_call): Reject LHS in noreturn calls.
3378 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3382 * tree-vect-loop-manip.c (adjust_info): New type.
3383 (adjust_vec): New pointer to vector.
3384 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3385 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3386 (slpeel_update_phis_for_duplicate_loop): Use them.
3387 (slpeel_update_phi_nodes_for_guard1): Likewise.
3388 (slpeel_update_phi_nodes_for_guard2): Likewise.
3389 (slpeel_tree_peel_loop_to_edge): Likewise.
3390 (vect_update_ivs_after_vectorizer): Likewise.
3392 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3394 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3395 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3397 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3399 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3400 bogus uninitialized warning.
3402 2010-01-09 Richard Guenther <rguenther@suse.de>
3405 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3406 the evolution is compatible with the initial condition.
3408 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3410 * gcc.c (process_command): Update copyright notice dates.
3411 * gcov.c (print_version): Likewise.
3412 * gcov-dump.c (print_version): Likewise.
3413 * mips-tfile.c (main): Likewise.
3414 * mips-tdump.c (main): Likewise.
3416 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3419 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3421 (rotlhi3_8): Delete.
3423 (rotlsi3_8): Delete.
3424 (rotlsi3_16): Delete.
3425 (rotlsi3_24): Delete.
3427 (*rotw<mode>3): New.
3428 (*rotb<mode>3): New.
3429 * config/avr/avr.c (avr_rotate_bytes): New function.
3430 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3432 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3435 * configure.ac: Modify -rdynamic check.
3436 * configure: Regenerate.
3438 2010-01-08 DJ Delorie <dj@redhat.com>
3440 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3441 register popping order.
3443 2010-01-08 Richard Guenther <rguenther@suse.de>
3446 * c.opt (fsigned-char): Also let LTO handle this option.
3447 (funsigned-char): Likewise.
3449 2010-01-07 Richard Guenther <rguenther@suse.de>
3451 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3452 (gimple_op): Likewise.
3453 (gimple_op_ptr): Likewise.
3454 (gimple_assign_set_lhs): Remove gcc_assert.
3455 (gimple_assign_set_rhs1): Likewise.
3456 (gimple_assign_set_rhs2): Likewise.
3457 (gimple_call_set_lhs): Likewise.
3458 (gimple_call_set_fn): Likewise.
3459 (gimple_call_set_fndecl): Likewise.
3460 (gimple_call_fndecl): Likewise.
3461 (gimple_call_return_type): Likewise.
3462 (gimple_call_set_chain): Likewise.
3463 (gimple_call_num_args): Likewise.
3464 (gimple_call_set_arg): Likewise.
3465 (gimple_cond_set_code): Likewise.
3466 (gimple_cond_set_lhs): Likewise.
3467 (gimple_cond_set_rhs): Likewise.
3468 (gimple_cond_set_true_label): Likewise.
3469 (gimple_cond_set_false_label): Likewise.
3470 (gimple_label_set_label): Likewise.
3471 (gimple_goto_set_dest): Likewise.
3472 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3473 (gimple_debug_bind_get_value): Likewise.
3474 (gimple_debug_bind_get_value_ptr): Likewise.
3475 (gimple_debug_bind_set_var): Likewise.
3476 (gimple_debug_bind_set_value): Likewise.
3477 (gimple_debug_bind_reset_value): Likewise.
3478 (gimple_debug_bind_has_value_p): Likewise.
3479 (gimple_return_retval_ptr): Remove gcc_assert.
3480 (gimple_return_retval): Likewise.
3481 (gimple_return_set_retval): Likewise.
3482 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3483 (safe_referenced_var_iterator): Remove.
3484 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3485 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3486 (fill_referenced_var_vec): Remove.
3487 (first_readonly_imm_use): Remove redundant gcc_assert.
3488 (phi_arg_index_from_use): Combine gcc_asserts.
3489 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3490 (first_imm_use_stmt): Remove redundant gcc_assert.
3491 * tree-cfg.c (verify_gimple_call): Verify function and chain
3492 operands. Verify arguments.
3493 (verify_types_in_gimple_stmt): Verify condition code and labels.
3495 2010-01-07 Richard Guenther <rguenther@suse.de>
3497 PR tree-optimization/42641
3498 * sese.c (rename_map_elt_info): Use the SSA name version, do
3501 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3503 PR tree-optimization/42625
3504 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3505 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3507 2010-01-07 Duncan Sands <baldrick@free.fr>
3509 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3511 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3514 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3515 note itself is not function_invariant_p.
3517 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3519 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3520 Do not add the DF_NOTE problem.
3521 * store-motion.c (execute_rtl_store_motion): Likewise.
3523 2010-01-07 Martin Jambor <mjambor@suse.cz>
3525 PR tree-optimization/42157
3526 * tree-sra.c (compare_access_positions): Stabilize sort if both
3527 accesses have integer types, return zero immediately if they are the
3530 2010-01-06 Richard Henderson <rth@redhat.com>
3533 * haifa-sched.c (add_to_note_list): Merge into ...
3534 (concat_note_lists): ... here, and ...
3535 (unlink_other_notes, rm_other_notes): Merge into...
3536 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3537 NOTE_INSN_EPILOGUE_BEG.
3539 2010-01-06 Richard Guenther <rguenther@suse.de>
3541 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
3542 not inline regular functions into always-inline functions.
3544 2010-01-06 Nick Clifton <nickc@redhat.com>
3546 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
3547 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
3549 (OVERRIDE_OPTIONS): Delete.
3550 (OPTIMIZATION_OPTIONS): Define.
3551 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
3552 * config/rx/rx.c (rx_handle_option): Issue an error message if
3553 -mcpu=rx200 and -fpu are used together.
3554 (rx_set_optimization_options): New function. Issue an error
3555 message if an optimization attribute attempts to reset the FPU/
3556 math optimization pairing.
3557 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
3558 * config/rx/rx.opt: Set the default to 32-bit doubles.
3559 * config/rx/t-rx: Add multilibs for -nofpu option.
3560 * doc/invoke.texi: Update documentation of RX options.
3562 2010-01-06 Richard Guenther <rguenther@suse.de>
3564 * tree-ssa-pre.c (name_to_id): New global.
3565 (alloc_expression_id): Simplify SSA name handling.
3566 (lookup_expression_id): Likewise.
3567 (init_pre): Zero name_to_id.
3568 (fini_pre): Free it.
3570 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
3572 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
3574 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
3577 * config/i386/sse.md (smaxv2di3): New.
3578 (umaxv2di3): Likewise.
3579 (sminv2di3): Likewise.
3580 (uminv2di3): Likewise.
3582 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
3585 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
3586 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
3587 (legitimize_tls_address): Likewise.
3588 (sparc_tls_referenced_p): Likewise.
3589 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
3590 and adjust calls to legitimize_pic_address.
3591 (legitimate_constant_p) Use sparc_tls_referenced_p.
3592 (legitimate_pic_operand_p): Likewise.
3593 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
3594 (sparc_tls_symbol_ref_1): Delete.
3595 (sparc_tls_referenced_p): Make static, recognize specific patterns.
3596 (legitimize_tls_address): Make static, handle CONST patterns.
3597 (legitimize_pic_address): Make static, remove unused parameter and
3598 adjust recursive calls.
3599 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
3600 and adjust call to legitimize_pic_address.
3601 (sparc_output_mi_thunk): Likewise.
3603 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
3604 H.J. Lu <hongjiu.lu@intel.com>
3607 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
3608 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
3609 operands to make them signed.
3612 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3615 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3616 GTU to GT for V4SI and V2DI.
3618 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3619 (umin<mode>3): Removed.
3621 (uminv4si3): Likewise.
3623 2010-01-05 Martin Jambor <mjambor@suse.cz>
3625 PR tree-optimization/42462
3626 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
3627 current_function_decl to helper functions and macros.
3629 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3632 * flags.h: Don't include real.h.
3633 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
3634 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
3635 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
3636 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
3637 * dominance.c: Update copyright.
3638 * gimple.c (walk_gimple_op): Remove inline.
3639 * tree-ssa-reassoc.c: Include real.h.
3640 * Makefile.in (FLAGS_H): Remove $(REAL_H).
3641 (tree-ssa-reassoc.o): Depend on $(REAL_H).
3643 2010-01-05 Nick Clifton <nickc@redhat.com>
3645 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
3646 register to push into the stack frame when the accumulator has to
3647 be saved during interrupts.
3649 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
3651 * doc/invoke.texi: Remove the documentation about option
3653 * common.opt (Wunreachable-code): Preserved for backward
3655 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
3656 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
3657 the backward compatibility flag section.
3659 2010-01-05 Richard Guenther <rguenther@suse.de>
3661 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
3663 2010-01-05 Jakub Jelinek <jakub@redhat.com>
3666 * cfgexpand.c (expand_one_var): Diagnose too large variables.
3668 PR tree-optimization/42508
3669 * tree-sra.c (convert_callers): Check for recursive call
3670 by comparing cgraph nodes instead of decls.
3671 (modify_function): Call ipa_modify_formal_parameters also
3672 on all same_body aliases.
3674 * cgraphunit.c (cgraph_materialize_all_clones): Compare
3675 cgraph nodes when checking for same_body aliases.
3677 2010-01-05 Richard Guenther <rguenther@suse.de>
3679 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
3680 allocation and lookup.
3681 (get_or_alloc_expr_for_constant): Likewise.
3682 (phi_translate): Sink allocation.
3684 2010-01-04 Richard Guenther <rguenther@suse.de>
3686 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
3687 a new entry only if needed.
3688 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
3689 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
3691 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
3693 (phi_translate): Handle CONSTANTs early.
3695 2010-01-04 Martin Jambor <mjambor@suse.cz>
3697 PR tree-optimization/42398
3698 * tree-sra.c (struct access): Removed flag grp_different_types.
3699 (dump_access): Do not dump the removed flag.
3700 (sort_and_splice_var_accesses): Do not set the removed flag.
3701 (sra_modify_expr): Check for type compatibility directly.
3703 2010-01-04 Martin Jambor <mjambor@suse.cz>
3705 PR tree-optimization/42366
3706 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
3707 edges with variable number of parameters.
3708 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
3709 flag instead of asserting it.
3710 (ipa_read_node_info): Read uses_analysis_done flag.
3712 2010-01-04 Richard Guenther <rguenther@suse.de>
3714 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
3715 iterative_hash_* as intended.
3716 (vn_reference_compute_hash): Likewise. Simplify hashing
3718 (vn_reference_lookup_2): Likewise.
3719 (vn_nary_op_compute_hash): Likewise.
3720 (vn_phi_compute_hash): Likewise.
3721 (expressions_equal_p): Remove strange code.
3722 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
3723 (pre_expr_hash): Likewise. Simplify hashing SSA names.
3724 (bitmap_insert_into_set_1): Take value-id as parameter.
3725 (add_to_value): Pass it.
3726 (bitmap_insert_into_set): Likewise.
3727 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
3729 2010-01-04 Jakub Jelinek <jakub@redhat.com>
3732 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
3733 (do_self_spec): For switches with SWITCH_IGNORE set set also
3734 SWITCH_IGNORE_PERMANENTLY.
3735 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
3738 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
3740 * lto-streamer-out.c (output_unreferenced_globals): Output the full
3741 tree of an unreferenced global var.
3743 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3746 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3747 GTU to GT for V4SI and V2DI.
3749 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3750 (umin<mode>3): Removed.
3752 (uminv4si3): Likewise.
3754 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3757 * collect2.c (main): Turn on trace in collect2 if -v is passed
3760 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
3762 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
3763 description of expression operand.
3765 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
3767 * configure.ac: Add install-html to target_list for Make-hooks.
3768 * configure: Regenerate.
3769 * fortran/Make-lang.in (F95_HTMLFILES): New.
3770 (fortran.html): Use it.
3771 (fortran.install-html): New.
3772 * Makefile.in (install-html): Add lang.install-html.
3773 * java/Make-lang.in (JAVA_HTMLFILES): New.
3774 (java.html): Use it.
3775 (java.install-html): New.
3776 * objc/Make-lang.in (objc.install-html): New.
3777 * objcp/Make-lang.in (obj-c++.install-html): New.
3778 * cp/Make-lang.in (c++.install-html): New.
3779 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
3780 * lto/Make-lang.in (lto.install-html): New.
3782 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3785 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
3787 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
3789 PR rtl-optimization/41862
3790 * store-motion.c (store_killed_in_insn, compute_store_table,
3791 remove_reachable_equiv_notes, replace_store_insn,
3792 build_store_vectors): Ignore all DEBUG_INSNs.
3794 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3797 * common.opt: Add dumpdir.
3799 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
3801 (option_map): Add --dumpdir.
3803 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
3805 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
3807 * opts.c (decode_options): Try dump_dir_name first if
3808 dump_base_name isn't an absolute path.
3809 (common_handle_option): Handle OPT_dumpdir.
3811 * toplev.c (dump_dir_name): New.
3812 (print_switch_values): Also ignore -dumpdir.
3814 * toplev.h (dump_dir_name): New.
3816 2010-01-03 Richard Guenther <rguenther@suse.de>
3818 PR tree-optimization/42589
3819 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
3820 double-word expansion of bswap32.
3822 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
3824 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
3825 with BLOCK_FOR_INSN.
3826 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
3827 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
3828 noce_process_if_block): Likewise.
3829 * gcse.c (compute_local_properties, insert_expr_in_table,
3830 insert_set_in_table, canon_list_insert, find_avail_set,
3831 pre_insert_copy_insn): Likewise.
3833 * basic-block.h (BLOCK_NUM): Move from here...
3834 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
3836 2010-01-03 Richard Guenther <rguenther@suse.de>
3838 PR tree-optimization/42438
3839 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
3840 contains_may_not_return_call flag.
3841 (BB_MAY_NOTRETURN): New.
3842 (valid_in_sets): Trapping nary operations are not valid
3843 in blocks that may not return.
3844 (insert_into_preds_of_block): Remove check for trapping expressions.
3845 (compute_avail): Compute also BB_MAY_NOTRETURN.
3847 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
3849 * doc/invoke.texi: Add 2010 to copyright years.
3851 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
3853 * config/sparc/sparc.c: Fix formatting nits.
3855 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
3856 Alexander Monakov <amonakov@ispras.ru>
3858 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
3860 2010-01-02 Richard Guenther <rguenther@suse.de>
3863 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
3864 (simplify_switch_using_ranges): Mark to be removed edges
3867 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3869 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3871 * collect2.c (scan_libraries): Add missing argument in call to
3874 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
3877 * config/alpha/predicates.md (aligned_memory_operand): Return false
3879 (unaligned_memory_operand): Return true for CQImode.
3880 * config/alpha/alpha.c (get_aligned_mem): Assert that location
3881 doesn not cross aligned SImode word boundary.
3883 2010-01-02 Anatoly Sokolov <aesok@post.ru>
3885 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
3887 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
3888 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
3890 2010-01-02 Richard Guenther <rguenther@suse.de>
3893 * toplev.c (compile_file): Emit LTO marker properly. Change
3895 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
3897 2010-01-01 Richard Guenther <rguenther@suse.de>
3900 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
3902 2010-01-01 Richard Guenther <rguenther@suse.de>
3905 * c-decl.c (grokdeclarator): For zero-size arrays force
3906 structural equality checks as layout_type does.
3908 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3910 * builtins.c: Update copyright to 2010.
3912 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3915 * lto-streamer-out.c (produce_asm): Revert the last change.
3916 (copy_function): Likewise.
3918 * lto-streamer.c (lto_get_section_name): Skip any leading
3921 2010-01-01 Richard Guenther <rguenther@suse.de>
3924 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
3928 Copyright (C) 2010 Free Software Foundation, Inc.
3930 Copying and distribution of this file, with or without modification,
3931 are permitted in any medium without royalty provided the copyright
3932 notice and this notice are preserved.