1 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3 * tree.h: Declare make_decl_rtl_for_debug.
4 * varasm.c (make_decl_rtl_for_debug): New.
5 * dwarf2out.c (rtl_for_decl_location): Call it.
6 * cfgexpand.c (expand_debug_expr): Call it.
8 2010-03-18 Jakub Jelinek <jakub@redhat.com>
11 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
15 * var-tracking.c (vt_init_cfa_base): Do nothing if
16 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed
19 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
22 * var-tracking.c (canonicalize_vars_star): New.
23 (dataflow_post_merge_adjust): Use it.
25 2010-03-18 Jakub Jelinek <jakub@redhat.com>
28 * var-tracking.c (non_suitable_const): New function.
29 (add_uses): For DEBUG_INSNs with constants, don't record any
30 value, instead just the constant value itself.
31 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
32 is not VAR_LOC_UNKNOWN_P, set var to the constant.
33 (emit_notes_in_bb): Likewise.
34 (emit_note_insn_var_location): For onepart variables if
35 cur_loc is a VOIDmode constant, use DECL_MODE.
37 2010-03-18 Martin Jambor <mjambor@suse.cz>
40 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
41 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
42 all non-clones. Moved call redirection...
43 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new
45 (cgraph_materialize_all_clones): Dispose of all
46 combined_args_to_skip bitmaps.
47 (verify_cgraph_node): Do not check for edges pointing to wrong
48 nodes in inline clones.
49 * tree-inline.c (copy_bb): Call
50 cgraph_redirect_edge_call_stmt_to_callee.
51 * ipa.c (cgraph_remove_unreachable_nodes): Call
52 cgraph_node_remove_callees even when there are used clones.
54 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
56 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
58 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
61 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
64 2010-03-18 Michael Matz <matz@suse.de>
67 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
68 into sqrt(x) if we need to preserve signed zeros.
70 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
71 Eric Botcazou <ebotcazou@adacore.com>
73 PR rtl-optimization/43360
74 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
75 note if we don't know its invariant status.
77 2010-03-18 Michael Matz <matz@suse.de>
79 PR tree-optimization/43402
80 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
81 PHI chains of ssa names registered for update.
83 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
86 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
87 non-offsettable and pre_modify update addressing.
88 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
89 and "2" alternatives "#".
90 (*movdd_softfloat32): Make all alternatives "#";
91 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
92 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
93 (*movdf_softfloat32): Make all alternatives "#";
94 (movdi): Use the new DIFD mode iterator to create a common splitter
95 for movdi, movdf and movdd patterns.
97 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
99 * common.opt (dumpdir): Remove redundant tab.
101 2010-03-17 Martin Jambor <mjambor@suse.cz>
103 PR tree-optimization/43347
104 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
105 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
107 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
109 PR rtl-optimization/42216
110 * regrename.c (create_new_chain): New function, broken out from...
111 (scan_rtx_reg): ... here. Call it. Handle the case where we are
112 appending a use to an empty chain.
113 (build_def_use): Remove previous changes that convert OP_INOUT to
114 OP_OUT operands; instead detect the case where an OP_INOUT operand
115 uses a previously untracked register and create an empty chain for
118 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
120 * doc/extend.texi (Function Attributes): Rewrite unfinished
121 sentence in ms_abi documentation.
123 2010-03-17 Alan Modra <amodra@gmail.com>
125 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
126 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
127 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
128 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
130 2010-03-16 Richard Henderson <rth@redhat.com>
133 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
134 (lower_try_finally): Save and restore eh_seq around the expansion
137 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
139 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
140 statements before splitting block.
142 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
144 * doc/sourcebuild.texi (Testsuites): Fix markup.
145 Use pathnames relative to gcc/testsuite.
146 (Test Directives): Move description of how timeout is determined.
147 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
148 (C Tests): Correct gcc.misc-tests directory.
149 Framework tests now live in gcc.test-framework.
151 2010-03-16 Richard Guenther <rguenther@suse.de>
154 * tree-cfg.c (gimple_merge_blocks): When propagating virtual
155 PHI operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI
158 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
159 Alexandre Oliva <aoliva@redhat.com>
161 PR tree-optimization/42917
162 * lambda-code.c (remove_iv): Skip debug statements.
163 (lambda_loopnest_to_gcc_loopnest): Likewise.
164 (not_interesting_stmt): Debug statements are not interesting.
166 2010-03-16 Jakub Jelinek <jakub@redhat.com>
170 * cselib.c (cselib_preserve_constants,
171 cfa_base_preserved_val): New static variables.
172 (preserve_only_constants): New function.
173 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
174 clear its REG_VALUES. If cselib_preserve_constants, don't
175 empty the whole hash table, but preserve there VALUEs with constants,
176 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
177 (cselib_preserve_cfa_base_value): New function.
178 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
179 (cselib_init): Change argument to int bitfield. Set
180 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
182 (cselib_finish): Clear cselib_preserve_constants and
183 cfa_base_preserved_val.
184 * cselib.h (enum cselib_record_what): New enum.
185 (cselib_init): Change argument to int.
186 (cselib_preserve_cfa_base_value): New prototype.
187 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
188 * dse.c (dse_step1): Likewise.
189 * cfgcleanup.c (thread_jump): Likewise.
190 * sched-deps.c (sched_analyze): Likewise.
191 * gcse.c (local_cprop_pass): Likewise.
192 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
193 If FN is non-NULL, call the callback always and whenever it returns
194 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
195 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
196 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
197 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
198 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
199 * var-tracking.c: Include recog.h.
200 (bb_stack_adjust_offset): Remove.
201 (vt_stack_adjustments): Don't call it, instead just gather the
202 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
203 (adjust_stack_reference): Remove.
204 (compute_cfa_pointer): New function.
205 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
206 (struct adjust_mem_data): New type.
207 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
209 (get_address_mode): New function.
210 (replace_expr_with_values): Use it.
211 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
212 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
213 (adjust_sets): Remove.
214 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
215 Use get_address_mode.
216 (get_adjusted_src): Remove.
217 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
218 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
219 (add_with_sets): Don't call adjust_sets.
220 (fp_setter, vt_init_cfa_base): New functions.
221 (vt_initialize): Change return type to bool. Move most of pool etc.
222 initialization to the beginning of the function from end. Pass
223 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
224 If !frame_pointer_needed, call vt_stack_adjustment before mos
225 vector is filled, call vt_init_cfa_base if argp/framep has been
226 eliminated to sp. If frame_pointer_needed and argp/framep has
227 been eliminated to hard frame pointer, set
228 hard_frame_pointer_adjustment and call vt_init_cfa_base after
229 encountering fp setter in the prologue. For MO_ADJUST, call
230 log_op_type before pusing the op into mos vector, not afterwards.
231 Call adjust_insn before cselib_process_insn/add_with_sets,
232 call cancel_changes (0) afterwards.
233 (variable_tracking_main_1): Adjust for vt_initialize calling
234 vt_stack_adjustments and returning whether it succeeded or not.
236 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
238 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
241 2010-03-15 Jakub Jelinek <jakub@redhat.com>
243 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
245 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
246 drap_reg has not been set.
248 2010-03-15 Michael Matz <matz@suse.de>
251 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
252 use it to expand block copies.
253 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
254 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
255 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
257 2010-03-15 Richard Guenther <rguenther@suse.de>
259 PR tree-optimization/43367
260 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
263 2010-03-15 Richard Guenther <rguenther@suse.de>
265 PR tree-optimization/43317
266 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
268 2010-03-15 Martin Jambor <mjambor@suse.cz>
270 PR tree-optimization/43141
271 * tree-sra.c (create_abstract_origin): New function.
272 (modify_function): Call create_abstract_origin.
274 2010-03-15 Chris Demetriou <cgd@google.com>
276 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
279 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
282 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
283 call insert_out_of_ssa_copy for default definitions.
285 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
287 * graphite-clast-to-gimple.c (my_long_long): Defined.
288 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
289 * graphite-sese-to-poly.c (my_long_long): Defined.
290 (scop_ivs_can_be_represented): Use it.
292 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
294 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
295 graphite-max-bbs-per-function, and loop-block-tile-size.
296 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
298 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
300 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
302 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
304 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
305 (add_upper_bounds_from_estimated_nit): New.
306 (build_loop_iteration_domains): Use it.
308 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
310 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
312 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
315 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
316 should be an INTEGER_CST. Also handle CASE_CONVERT.
318 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
320 * graphite.c (graphite_initialize): To bound the number of bbs per
321 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
322 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
323 * doc/invoke.texi: Document it.
325 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
327 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
328 * graphite-sese-to-poly.h (build_poly_scop): Same.
330 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
332 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
333 the number of parameters in the scop. Use as an upper bound
334 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
335 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
336 * doc/invoke.texi: Document it.
338 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
340 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
341 * doc/c-tree.texi: Remove.
342 * doc/generic.texi: Merge c-tree.texi here.
343 * doc/gccint.texi (Trees): Remove menu entry.
344 (c-tree.texi): Remove @include.
345 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
346 * doc/languages.texi (Reading RTL): Ditto.
348 2010-03-12 Steve Ellcey <sje@cup.hp.com>
351 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
353 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
356 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
357 code added to work around reload clobbering CONST insns.
359 2010-03-12 Jakub Jelinek <jakub@redhat.com>
361 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
362 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
363 (cselib_preserve_only_values): Remove retain argument, don't
364 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
365 * cselib.h (cselib_preserve_only_values): Remove retain argument.
366 * var-tracking.c (micro_operation): Move insn field before union.
367 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
368 (struct variable_tracking_info_def): Remove n_mos field, change
369 mos into a vector of micro_operations.
370 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
371 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
372 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
373 changing into a vector.
374 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
375 come before all other uops generated by add_stores.
376 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
378 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
379 a vector. Run just one pass over the bbs instead of separate counting
380 and computation phase.
381 (vt_finalize): Free VTI (bb)->mos vector instead of array.
384 * tree-inline.c (remap_decls): Put old_var rather than origin_var
385 into *nonlocalized_list vector.
386 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
387 even if origin is non-NULL.
388 (gen_variable_die): Likewise.
389 (process_scope_var): Don't change origin.
390 (gen_decl_die): Likewise.
391 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
392 before adding new edges instead of after it, fix moving over
395 2010-03-11 David S. Miller <davem@davemloft.net>
397 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
399 * configure: Rebuild.
401 2010-03-11 Martin Jambor <mjambor@suse.cz>
403 PR tree-optimization/43257
404 * tree.c (assign_assembler_name_if_neeeded): New function.
405 (free_lang_data_in_cgraph): Assembler name assignment moved to the
407 * tree.h (assign_assembler_name_if_neeeded): Declare.
408 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
409 the function if needed.
411 2010-03-11 Chris Demetriou <cgd@google.com>
413 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
414 include/stdint-gcc.h, and include/stdint.h world-readable.
416 2010-03-11 Richard Guenther <rguenther@suse.de>
418 PR tree-optimization/43255
419 * tree-vrp.c (process_assert_insertions_for): Do not insert
420 asserts for trivial conditions.
422 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
424 PR tree-optimization/43280
425 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
426 generation. Move calculation of size out of the if branch.
427 (find_bswap): Modify compare number generation.
429 2010-03-11 Richard Guenther <rguenther@suse.de>
432 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
433 (input_gimple_stmt): Fixup handled component types during
434 operand read. Also fix up decls in ADDR_EXPRs.
436 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
438 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
439 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
441 2010-03-10 Jan Hubicka <jh@suse.cz>
444 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
445 * varasm.c (get_variable_section): Don't do that here...
446 (make_decl_rtl): ... and here.
447 (do_assemble_alias): Produce decl RTL.
448 (assemble_alias): Likewise.
450 2010-03-10 Jakub Jelinek <jakub@redhat.com>
453 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
454 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
456 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
457 (based_loc_descr): Only express drap or vdrap regno based expressions
458 using DW_OP_fbreg when not optimizing.
459 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
460 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
461 REG_CFA_SET_VDRAP note.
463 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
465 PR tree-optimization/43236
466 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
467 error in calculation of base address in reverse iteration case.
468 (generate_builtin): Take number of latch executions if the statement
471 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
474 * tree-eh.c: Include pointer-set.h.
475 (lower_eh_dispatch): Filter out duplicate case labels and
476 remove the unneeded edge when the label is unused. Return
477 true when some edges are removed.
478 (execute_lower_eh_dispatch): When any lowering resulted in
479 removing an edge, also delete unreachable blocks.
481 2010-03-10 Jakub Jelinek <jakub@redhat.com>
484 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
485 UNSPEC_MACHOPIC_OFFSET.
487 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
490 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
491 (m68k_delegitimize_address): New function.
493 2010-03-09 Jakub Jelinek <jakub@redhat.com>
496 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
499 * var-tracking.c (adjust_sets): New function.
500 (count_with_sets, add_with_sets): Use it.
501 (get_adjusted_src): New inline function.
502 (add_stores): Use it.
505 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
506 call cselib_dummy_expand_value_rtx_cb instead of
507 cselib_expand_value_rtx_cb.
510 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
511 * config/i386/i386.c: Include debug.h and dwarf2out.h.
512 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
513 and .cfi_endproc around the pic thunks.
514 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
515 all queued unwind info register saves are saved before the call.
516 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
517 considered as sp-=4 for unwind info and the pop as sp+=4 which
518 also clobbers dest, but doesn't actually restore it.
521 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
524 2010-03-09 Jie Zhang <jie@codesourcery.com>
526 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
527 whitespaces in output template.
529 2010-03-09 Jie Zhang <jie@codesourcery.com>
531 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
534 2010-03-08 Jakub Jelinek <jakub@redhat.com>
536 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
537 builtins.exp in a separate job.
539 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
541 * graphite-sese-to-poly.c (add_param_constraints): Use
542 lower_bound_in_type and upper_bound_in_type.
544 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
546 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
547 instead of unsigned_type_node.
549 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
550 Reza Yazdani <reza.yazdani@amd.com>
553 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
554 on pointer type parameters.
556 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
560 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
561 handle conversions from pointer to integers.
562 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
563 induction variable, to be able to work with code generated by CLooG.
564 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
565 (build_poly_scop): Bail out if we cannot codegen a loop.
567 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
569 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
570 code generation with gloog_error.
572 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
574 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
575 Call fold_convert on all the returned values.
576 (expand_scalar_variables_expr): Pass to
577 expand_scalar_variables_ssa_name the type of the resulting expression.
579 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
581 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
582 ppl_min_for_le_pointset.
583 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
584 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
586 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
588 * graphite-dependences.c (map_into_dep_poly): Removed.
589 (dependence_polyhedron_1): Use combine_context_id_scat.
591 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
593 * graphite-poly.h (struct poly_scattering): Add layout documentation.
594 (struct poly_bb): Same.
595 (combine_context_id_scat): New.
597 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
600 * sese.c (name_defined_in_loop_p): Return false for default
603 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
605 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
606 and clean up the logic.
608 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
610 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
613 2010-03-08 Jakub Jelinek <jakub@redhat.com>
615 * var-tracking.c (remove_cselib_value_chains): Define only for
617 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
618 delete_slot_part, emit_notes_for_differences_1): Don't call
619 remove_cselib_value_chains here.
620 (set_slot_part, emit_notes_for_differences_2): Don't call
621 add_cselib_value_chains here.
622 (preserved_values): New vector.
623 (preserve_value): New function.
624 (add_uses, add_stores, vt_add_function_parameters): Use it
625 instead of cselib_preserve_value.
626 (changed_values_stack): New vector.
627 (check_changed_vars_0): New function.
628 (check_changed_vars_1, check_changed_vars_2): Use it.
629 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
630 changed_values_stack VALUEs.
631 (vt_emit_notes): For all preserved_values call
632 add_cselib_value_chains. If ENABLE_CHECKING call
633 remove_cselib_value_chains before verifying value_chains is empty.
634 Initialize and free changed_values_stack.
635 (vt_initialize): Initialize preserved_values.
636 (vt_finalize): Free preserved_values.
638 2010-03-08 Richard Guenther <rguenther@suse.de>
640 PR tree-optimization/43269
641 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
644 2010-03-08 Martin Jambor <mjambor@suse.cz>
646 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
647 (ipa_is_param_called): Removed.
648 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
649 (ipa_print_node_params): Do not print the called flag.
650 (ipa_write_node_info): Do not stream the called flag.
651 (ipa_read_node_info): Likewise.
653 2010-03-07 Jakub Jelinek <jakub@redhat.com>
656 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
657 * cselib.c (struct expand_value_data): Add dummy field.
658 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
660 (cselib_dummy_expand_value_rtx_cb): New function.
661 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
663 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
664 * var-tracking.c: Include pointer-set.h.
665 (variable): Change n_var_parts to char from int. Add
666 cur_loc_changed and in_changed_variables fields.
667 (variable_canonicalize): Remove.
668 (shared_var_p): New inline function.
669 (unshare_variable): Maintain cur_loc_changed and
670 in_changed_variables fields. If var was in changed_variables,
671 replace it there with new_var. Just copy cur_loc instead of
672 resetting it to something else.
673 (variable_union): Don't recompute cur_loc. Use shared_var_p.
674 (dataflow_set_union): Don't call variable_canonicalize.
675 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
676 of their DEBUG_EXPR_TREE_DECLs.
677 (canonicalize_loc_order_check): Verify that cur_loc is NULL
678 and in_changed_variables and cur_loc_changed is false.
679 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
680 and cur_loc_changed. Don't update cur_loc here.
681 (variable_merge_over_src): Don't call variable_canonicalize.
682 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
683 removing loc that is equal to cur_loc, clear cur_loc,
684 set cur_loc_changed and ensure variable_was_changed is called.
685 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
686 compare pointers in cur_loc check, if it is equal to loc,
687 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
688 (variable_different_p): Remove compare_current_location argument,
689 don't compare cur_loc.
690 (dataflow_set_different_1): Adjust variable_different_p caller.
691 (variable_was_changed): If dv had some var in changed_variables
692 already, reset in_changed_variables flag for it and propagate
693 cur_loc_changed over to the new variable. On empty var
694 always set cur_loc_changed. Set in_changed_variables on whatever
695 var is added to changed_variables.
696 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
697 Use shared_var_p. When removing loc that is equal to cur_loc,
698 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
699 end, don't set it to something else, just call variable_was_changed.
700 (delete_slot_part): Use shared_var_p. When cur_loc equals to
701 loc being removed, clear cur_loc and set cur_loc_changed.
702 Set cur_loc_changed if all locations have been removed.
703 (struct expand_loc_callback_data): New type.
704 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
705 allocated. Always create SUBREGs if simplify_subreg failed.
706 Prefer to use cur_loc, when that fails and still in
707 changed_variables (and seen first time) recompute it. Set
708 cur_loc_changed of variables which had to change cur_loc and
709 compute elcd->cur_loc_changed if any of the subexpressions used
710 had to change cur_loc.
711 (vt_expand_loc): Adjust to pass arguments in
712 expand_loc_callback_data structure.
713 (vt_expand_loc_dummy): New function.
714 (emitted_notes): New variable.
715 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
716 that weren't used for any other decl in current
717 emit_notes_for_changes call call vt_expand_loc_dummy to update
718 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
719 first loc_chain location if NULL before. Always use just
720 cur_loc instead of first loc_chain location. When cur_loc_changed
721 is false, when not --enable-checking=rtl just don't emit any note.
722 When rtl checking, compute the note and assert it is the same
723 as previous note. Clear cur_loc_changed and in_changed_variables
724 at the end before removing from changed_variables.
725 (check_changed_vars_3): New function.
726 (emit_notes_for_changes): Traverse changed_vars to call
727 check_changed_vars_3 on each changed var.
728 (emit_notes_for_differences_1): Clear cur_loc_changed and
729 in_changed_variables. Recompute cur_loc of new_var.
730 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
731 (vt_emit_notes): Initialize and destroy emitted_notes.
733 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
735 PR rtl-optimization/42220
736 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
737 Use verify_reg_tracked to determine if we should use OP_OUT rather
739 (build_def_use): If we see an in-out operand for a register that we
740 know nothing about, treat is an output if possible, fail the block if
743 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
746 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
749 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
752 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
753 uses of relevant DEFs that are dead outside the loop too.
755 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
757 * var-tracking.c (dataflow_set_merge): Swap src and src2.
759 2010-01-13 Jakub Jelinek <jakub@redhat.com>
761 * var-tracking.c (values_to_unmark): New variable.
762 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
763 values_to_unmark vector. Moved body to...
764 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
765 instead queue it into values_to_unmark vector.
766 (vt_find_locations): Free values_to_unmark vector.
768 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
770 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
771 (site.exp): Export them when plugins are enabled.
773 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
776 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
778 (chrec_fold_multiply): Same.
780 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
783 * c-decl.c (build_compound_literal): Return early if init is
786 2010-03-04 Martin Jambor <mjambor@suse.cz>
788 PR tree-optimization/43164
789 PR tree-optimization/43191
790 * tree-sra.c (type_consists_of_records_p): Reject records with
791 zero-size bit-fields at the end.
793 2010-03-04 Mike Stump <mikestump@comcast.net>
795 * Makefile.in (TAGS): Remove *.y.
797 2010-03-04 Richard Guenther <rguenther@suse.de>
799 PR tree-optimization/40761
800 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
802 (my_rev_post_order_compute): New function.
805 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
808 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
809 decrease the cost of an IV candidate when the cost is infinite.
811 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
813 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
814 Use '3DNow!' for the extension of that name, ensure normal space
816 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
818 2010-03-03 Jeff Law <law@redhat.com>
820 * PR middle-end/32693
821 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
823 (extract_bit_field_1): Likewise.
825 2010-03-03 Janis Johnson <janis187@us.ibm.com>
827 * doc/sourcebuild.texi (Test directives): Document that arguments
828 include-opts and exclude-opts are now optional for dg-skip-if,
829 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
831 2010-03-03 Jason Merrill <jason@redhat.com>
834 * cgraph.h (varpool_node): Add extra_name field.
835 * varpool.c (varpool_extra_name_alias): New.
836 (varpool_assemble_decl): Emit extra name aliases.
837 (varpool_mark_needed_node): Look past an extra name alias.
838 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
839 * lto-streamer-in.c (lto_input_tree): Read it.
840 * lto-streamer-out.c (output_unreferenced_globals): Write it.
842 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
844 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
845 (sparc*-*-solaris2*): ...this.
847 2010-03-03 Jakub Jelinek <jakub@redhat.com>
850 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
851 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
852 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
853 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
856 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
857 fallthrough to default handling, just with want_address 0 instead of 2.
858 For single element lists, add_AT_loc directly, otherwise create an
859 artificial variable DIE and stick location list to it.
862 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
863 (VAL_EXPR_HAS_REVERSE): Define.
864 (reverse_op): New function.
865 (add_stores): For reversible operations add an extra MO_VAL_USE.
867 2010-03-02 Jason Merrill <jason@redhat.com>
869 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
871 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
873 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
874 (sparc64-*-linux*): Likewise.
875 (sparc64-*-solaris2*): Include assembler files before linker ones.
876 (sparc-*-solaris2*): Simplify and reorder to match previous case.
877 * config/sparc/gas.h: Delete.
878 * config/sparc/sol2-64.h: Add copyright notice.
879 * config/sparc/sol2-gas-bi.h: Likewise.
880 * config/sparc/sol2-gld.h: Likewise.
881 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
882 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
883 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
884 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
885 (sparc_elf_asm_named_section): Rename into...
886 (sparc_solaris_elf_asm_named_section): ...this. Always define.
888 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
890 * config/alpha/alpha.c (override_options): Fix -mtune error message.
892 2010-03-02 Jeff Law <law@redhat.com>
895 * reload1.c (rtx_p, substitute_stack): Declare.
896 (substitute): Record addresses of changed rtxs.
897 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
898 Restore the original rtx when complete.
899 (reload): Free subsitute_stack when complete.
901 2010-03-02 Janis Johnson <janis187@us.ibm.com>
903 * doc/gccint.texi (menu): Add Testsuites as a chapter.
904 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
906 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
907 LTO Testing, gcov Testing, profopt Testing, compat Testing,
908 Torture Tests): Change from subsection to section.
910 2010-03-02 Jakub Jelinek <jakub@redhat.com>
911 Steven Bosscher <steven@gcc.gnu.org>
913 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
916 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
919 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
920 the assignment from the new induction variable to the assignment
921 of the value from the original loop PHI function.
923 2010-03-01 Janis Johnson <janis187@us.ibm.com>
924 Daniel Jacobowitz <dan@codesourcery.com>
926 * doc/sourcebuild.texi (Test directives): Clarify options to
929 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
931 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
932 Disable cfi directives unless GCC and gas agree on using read-only
933 .eh_frame sections for 64-bit.
934 * configure: Regenerate.
936 2010-03-01 Richard Guenther <rguenther@suse.de>
938 PR tree-optimization/43220
939 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
940 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
942 2010-03-01 Richard Guenther <rguenther@suse.de>
943 Martin Jambor <mjambor@suse.cz>
946 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
947 gimplified parameters.
949 2010-03-01 Christian Bruel <christian.bruel@st.com>
951 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
953 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
955 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
957 2010-03-01 Richard Guenther <rguenther@suse.de>
960 * expr.c (expand_assignment): Use the alias-oracle to tell
961 if the rhs aliases the result decl.
963 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
966 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
967 to sol_gt_pch_get_address.
968 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
969 64-bit, SPARC and x86.
970 (sol_gt_pch_get_address): New function.
972 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
974 * toplev.h (inform_n, error_n): Declare.
975 * diagnostic.c (inform_n, error_n): New function.
977 2010-03-01 Jakub Jelinek <jakub@redhat.com>
979 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
980 has no rtl yet when processing local_decls, queue it and recheck
981 if deferred stack allocation hasn't assigned it rtl.
983 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
985 * config/sh/sh.c (unspec_bbr_uid): New.
986 (gen_block_redirect): Use it instead of INSN_UID.
987 (gen_far_branch): Likewise.
989 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
991 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
992 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
994 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
996 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
997 (Warning Options): -Wno-conversion-null is valid for
998 Objective-C++ as well.
999 * doc/tm.texi (Named Address Spaces): Likewise.
1000 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1001 * doc/tree-ssa.texi (Tree SSA): Likewise.
1003 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1006 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1007 by default. Don't set the default arch for
1008 i[34567]86-*-darwin*|x86_64-*-darwin*.
1010 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1013 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1014 default. Set the default 32bit/64bit archs with $with_arch
1015 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1017 2010-02-27 Richard Guenther <rguenther@suse.de>
1019 PR tree-optimization/43186
1020 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1021 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1022 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1023 unroller iterations.
1025 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1027 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1028 required and i[34567]86-*-* targets don't support 64bit ISA.
1030 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1033 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1036 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1038 * config.gcc: Set the default arch at least to Prescott for
1039 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1040 if SSE math is enabled.
1042 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1044 * diagnostic.c (diagnostic_initialize): Update.
1045 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1047 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1048 (diagnostic_inhibit_notes): New.
1049 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1051 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1054 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1055 * doc/standards.texi: Likewise.
1056 * doc/extend.texi: Likewise.
1057 * doc/trouble.texi: Likewise.
1058 * doc/cppopts.texi: Likewise.
1059 * doc/install.texi: Likewise.
1060 * c.opt (std=c90,std=gnu90): New options.
1061 * c-opts.c (c_common_handle_option): Handle them.
1063 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1066 * c-decl.c (undeclared_variable): Use an informative note.
1068 2010-02-26 Richard Guenther <rguenther@suse.de>
1070 PR tree-optimization/43186
1071 * gimple.h (gimple_fold): Remove.
1072 * gimple.c (gimple_fold): Remove. Inline into single user ...
1073 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1074 Try harder for conditions.
1076 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1079 * function.c (used_types_insert): Don't skip through named pointer
1080 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1081 and it is different from the main variant's type.
1083 2010-02-26 Nick Clifton <nickc@redhat.com>
1085 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1087 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1089 * config.gcc: Support --with-fpmath=sse for x86.
1091 * config/i386/ssemath.h: New.
1093 * doc/install.texi (--with-fpmath=sse): Documented.
1095 2010-02-26 Richard Guenther <rguenther@suse.de>
1097 PR tree-optimization/43188
1098 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1099 vector types of over-aligned element type.
1101 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1104 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1105 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1107 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1109 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1111 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1113 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1114 * var-tracking.c: Include diagnostic.h.
1115 (debug_dv): New function.
1116 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1119 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1120 (add_value_chain, add_value_chains, remove_value_chain,
1121 remove_value_chains): Handle DEBUG_EXPRs.
1122 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1125 * regcprop.c (struct queued_debug_insn_change): New type.
1126 (struct value_data_entry): Add debug_insn_changes field.
1127 (struct value_data): Add n_debug_insn_changes field.
1128 (debug_insn_changes_pool): New variable.
1129 (free_debug_insn_changes, apply_debug_insn_changes,
1130 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1131 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1132 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1134 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1136 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1137 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1138 changes, call cprop_find_used_regs via note_stores.
1139 (copyprop_hardreg_forward): When copying vd from predecessor
1140 which has any queued DEBUG_INSN changes, make sure the pointers are
1141 cleared. At the end call df_analyze and then if there are any
1142 DEBUG_INSN changes queued at the end of some basic block for still
1143 live registers, apply them.
1144 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1146 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1148 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1151 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1153 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1154 targets. Set the default with_cpu/with_arch from arch/cpu.
1155 Allow x86-64 and native for with_cpu/with_arch.
1157 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1159 * ebitmap.c: Change calls to verify_popcount with calls to
1160 sbitmap_verify_popcount.
1161 (ebitmap_clear_bit): Fixed map->cacheindex test and
1162 map>cache update when bit clearing results in an empty
1165 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1168 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1169 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1170 and support both V2DF and V2DI modes.
1171 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1172 support both V2DF and V2DI modes.
1173 (general): Delete trailing whitespace from a few patterns.
1175 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1176 V2DF/V2DI interleave high/low builtins.
1178 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1181 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1182 interleave high/low functions.
1184 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1186 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1187 #pragma extern_prefix.
1189 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1192 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1193 BLKmode, assert op0 is a MEM and just adjust its mode.
1196 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1197 if bitpos isn't multiple of mode's bitsize.
1199 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1201 * c.opt (-ftemplate-depth=): New.
1202 (-ftemplate-depth-): Deprecate.
1203 * optc-gen.awk: Handle -ftemplate-depth=.
1204 * opth-gen.awk: Likewise.
1205 * c-opts.c (c_common_handle_option): Likewise.
1206 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1208 2010-02-24 Jason Merrill <jason@redhat.com>
1210 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1212 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1214 * cfg.c (alloc_aux_for_block): Remove inline.
1215 (alloc_aux_for_edge): Likewise.
1217 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1219 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1221 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1223 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1224 * config/i386/sol2-gas.h: New file.
1225 * config.gcc (i[34567]86-*-solaris2*): Use it.
1227 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1230 * c-typeck.c (ep_convert_and_check): New.
1231 (build_conditional_expr): Use it.
1232 (build_binary_op): Likewise.
1234 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1236 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1239 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1240 bounds even for -O+.
1241 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1242 expr needs to have DECL_NAME set.
1244 2010-02-24 Nick Clifton <nickc@redhat.com>
1246 * config/mep/mep.c: Include gimple.h.
1247 (mep_function_uses_sp): Delete unused function.
1248 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1249 parameters. Use unsigned integers to count args. Return a
1250 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1252 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1255 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1256 greater or equal to nelt instead of 2 * nelt.
1257 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1260 2010-02-23 Jason Merrill <jason@redhat.com>
1263 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1264 in cfun->local_decls even if they have register types.
1267 * stor-layout.c (place_field): Don't warn about unnecessary
1268 DECL_PACKED if the type is packed.
1270 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1273 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1274 GOTOFF relocs, even when the base reg isn't pic pointer.
1276 2010-02-23 Michael Matz <matz@suse.de>
1279 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1280 (expand_gimple_basic_block): Generate and use debug temps if there
1281 are debug uses left after the last real use of TERed ssa names.
1282 Unlink debug immediate uses when they are expanded.
1284 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1287 * config/i386/i386.c (override_options): Reorganise to provide
1288 better error messages.
1290 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1293 * graphite-scop-detection.c (create_single_exit_edge): Move
1294 the call to find_single_exit_edge to....
1295 (create_sese_edges): ...here. Don't handle multiple edges
1296 exiting the function.
1297 (build_graphite_scops): Don't handle multiple edges
1298 exiting the function.
1300 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1303 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1304 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1306 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1309 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1311 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1314 * c-typeck.c (convert_arguments): Print declaration location.
1315 * c-common.c (validate_nargs): Rename as
1316 builtin_function_validate_nargs.
1317 (check_builtin_function_arguments): Update.
1319 2010-02-22 Richard Guenther <rguenther@suse.de>
1322 * tree-inline.c (declare_return_variable): Use the type of
1323 the call stmt lhs if available.
1325 2010-02-22 Duncan Sands <baldrick@free.fr>
1327 * passes.c (register_pass): Always consider all pass lists when
1328 ref_pass_instance_number is zero.
1330 2010-02-22 Richard Guenther <rguenther@suse.de>
1332 PR tree-optimization/42749
1333 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1334 parameter. Do arithmetic in the original type.
1335 (update_accumulator_with_ops): Likewise.
1336 (adjust_accumulator_values): Adjust.
1338 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1340 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1341 (QI to BLKmode splitter): New splitter.
1343 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1345 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1346 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1348 2010-02-22 Richard Guenther <rguenther@suse.de>
1350 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1352 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1354 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1355 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1356 ($(T)crti.o, $(T)crtn.o): Remove rules.
1358 2010-02-21 Tobias Burnus <burnus@net-b.de>
1361 * doc/invoke.texi (-fassociative-math): Document that this
1362 option is automatically enabled for Fortran.
1364 2010-02-20 David S. Miller <davem@davemloft.net>
1366 * configure.ac: Test if linker and assembler properly support
1367 GOTDATA_OP relocations.
1368 * configure: Rebuild.
1369 * config.in: Likewise.
1370 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1371 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1372 (movsi_high_pic): Likewise.
1373 (movdi_lo_sum_pic): Likewise.
1374 (movdi_high_pic): Likewise.
1375 (movsi_pic_gotdata_op): New pattern.
1376 (movdi_pic_gotdata_op): Likewise.
1377 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1378 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1380 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1383 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1384 attribute to ssemul.
1385 (xop_mulv2div2di3_high): Ditto.
1387 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1390 * c.opt (Wconversion-null): New option.
1391 * doc/invoke.texi (Wconversion-null): Document.
1393 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1395 * common.opt (Wlarger-than-): Add Undocumented.
1397 2010-02-19 Mike Stump <mikestump@comcast.net>
1399 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1401 2010-02-19 Jason Merrill <jason@redhat.com>
1404 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1405 * configure: Likewise.
1407 2010-02-20 Alan Modra <amodra@gmail.com>
1410 * cgraph.h (cgraph_make_decl_local): Declare.
1411 * cgraph.c (cgraph_make_decl_local): New function.
1412 (cgraph_make_node_local): Use it.
1413 * cgraphunit.c (cgraph_function_versioning): Likewise.
1414 * ipa.c (function_and_variable_visibility): Likewise.
1416 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1419 * except.c (sjlj_emit_function_enter): Don't call
1420 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1422 * rtl.h (add_reg_br_prob_note): Remove prototype.
1424 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1427 * c-common.c (conversion_warning): Remove widening conversions
1428 before checking the conversion of integers to reals.
1430 2010-02-19 Mike Stump <mikestump@comcast.net>
1433 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1436 * cgraphunit.c (process_function_and_variable_attributes): Check
1437 DECL_PRESERVE_P instead of looking up attribute "used".
1438 * ipa-pure-const.c (check_decl): Likewise.
1439 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1440 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1441 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1442 instead of attribute "used".
1443 * config/sol2-c.c (solaris_pragma_init): Likewise.
1444 (solaris_pragma_fini): Likewise.
1446 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1448 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1449 Use XCNEW instead of xcalloc.
1450 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1451 XNEW instead of xmalloc.
1452 (get_fields): Use XNEWVEC instead of xmalloc.
1455 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1456 populate vars array.
1457 (create_new_general_access): For debug stmts just reset value.
1458 (get_stmt_accesses): For accesses within debug stmts just record them
1459 using add_access_to_acc_sites instead of preventing the peeling or
1460 counting them as accesses.
1463 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1465 2010-02-19 Richard Guenther <rguenther@suse.de>
1467 PR tree-optimization/42916
1468 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1471 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1473 * configure.ac: Replace all uses of changequote in macro arguments
1474 with proper quoting.
1476 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1479 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1481 2010-02-19 Richard Guenther <rguenther@suse.de>
1483 PR tree-optimization/42944
1484 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1485 test for aliasing with errno.
1487 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1490 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1491 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1492 * dojump.c: Include output.h.
1493 (inv): New inline function.
1494 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1495 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1496 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1497 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1498 argument, pass it down to other calls.
1499 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1500 add REG_BR_PROB note to the conditional jump.
1501 * cfgexpand.c (add_reg_br_prob_note): Removed.
1502 (expand_gimple_cond): Don't call it, add the probability
1503 as last argument to jumpif_1/jumpifnot_1.
1504 * Makefile.in (dojump.o): Depend on output.h.
1505 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1507 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1508 * stmt.c (do_jump_if_equal): Likewise.
1509 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1510 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1511 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1513 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1514 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1515 jumpifnot_1 callers.
1516 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1518 (store_expr): Adjust jumpifnot caller.
1519 (store_constructor): Adjust jumpif caller.
1522 * gimplify.c (gimple_boolify): For __builtin_expect call
1523 gimple_boolify also on its first argument.
1525 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
1527 * configure.ac (gnu-unique-object): Wrap regexps using [] in
1529 (__stack_chk_fail): Ditto. Remove quadrigraphs.
1530 * configure: Regenerated.
1532 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1534 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
1535 lang_hooks.types_compatible_p instead of comptypes.
1537 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
1539 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
1540 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
1541 if __prefer_thumb__ is defined.
1543 2010-02-18 Martin Jambor <mjambor@suse.cz>
1545 PR tree-optimization/43066
1546 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
1547 array with zero-sized element type.
1549 2010-02-18 Jakub Jelinek <jakub@redhat.com>
1551 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
1552 rtx, allocate struct var_loc_node here and return it to the
1553 caller, and only if it is actually needed.
1554 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
1555 move it earlier and return immediately if it returns NULL.
1557 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
1559 * config/sparc/gas.h: New file. Restore
1560 TARGET_ASM_NAMED_SECTION to its ELF default.
1561 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
1563 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1564 Likewise. Add ATTRIBUTE_UNUSED to prototype.
1565 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
1566 after sparc/sysv4.h.
1568 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
1570 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
1572 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
1574 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
1575 patterns from predicated pattern.
1577 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
1580 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
1581 for insn mnemonic suffix.
1583 2010-02-17 Richard Guenther <rguenther@suse.de>
1585 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
1588 2010-02-17 Jakub Jelinek <jakub@redhat.com>
1591 * caller-save.c (save_call_clobbered_regs): If BB ends with
1592 a DEBUG_INSN, move any notes in between last real insn and the last
1593 DEBUG_INSN after the last DEBUG_INSN.
1595 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
1597 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
1598 Fix return type. Fix argument type. Explain meaning of return value.
1600 2010-02-16 Richard Guenther <rguenther@suse.de>
1602 PR tree-optimization/41043
1603 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
1604 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
1606 (vrp_visit_phi_node): ... but only for loop PHI nodes.
1608 2010-02-16 Ira Rosen <irar@il.ibm.com>
1610 PR tree-optimization/43074
1611 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
1612 * tree-vect-loop.c (vect_analyze_loop_operations): Add
1613 vectorizable cycles in hybrid SLP check.
1614 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
1616 2010-02-16 Richard Guenther <rguenther@suse.de>
1618 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
1619 (true_dependence): If memrefs_conflict_p computes must-alias
1620 trust it. Move TBAA check after offset-based disambiguation.
1621 (canon_true_dependence): Likewise.
1623 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
1625 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
1626 * doc/invoke.texi: Document it.
1627 * var-tracking.c: Include toplev.h and params.h.
1628 (vt_find_locations): Return bool indicating success. Compute
1629 hash sizes unconditionally. Check new parameter, report.
1630 (variable_tracking_main_1): Check vt_find_locations results and
1631 retry. Renamed from...
1632 (variable_tracking_main): ... this. New wrapper to preserve
1633 flag_var_tracking_assignments.
1634 * Makefile.in (var-tracking.o): Adjust dependencies.
1636 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
1637 Jakub Jelinek <jakub@redhat.com>
1640 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
1641 if weak_import attribute is present.
1642 * config/darwin.c (machopic_select_section): Likewise.
1644 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
1646 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
1647 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
1648 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
1649 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
1651 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
1654 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1657 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
1658 Rewrite text to refer to the names.
1660 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
1662 * config/i386/i386-builtin-types.def
1663 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
1664 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
1665 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
1666 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
1667 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
1668 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
1669 IX86_BUILTIN_VPERMIL2PS256.
1670 (MULTI_ARG_4_DF2_DI_I): Defined.
1671 (MULTI_ARG_4_DF2_DI_I1): Defined.
1672 (MULTI_ARG_4_SF2_SI_I): Defined.
1673 (MULTI_ARG_4_SF2_SI_I1): Defined.
1674 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
1675 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
1676 __builtin_ia32_vpermil2ps256.
1677 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1678 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1679 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
1680 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1681 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1682 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
1683 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
1684 CODE_FOR_xop_vpermil2v8sf3.
1685 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
1686 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
1687 * config/i386/xopintrin.h (_mm_permute2_pd): New.
1688 (_mm256_permute2_pd): New.
1689 (_mm_permute2_ps): New.
1690 (_mm256_permute2_ps): New.
1692 2010-02-15 Nick Clifton <nickc@redhat.com>
1694 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
1695 boolean parameters. Use emit_jump_insn when emitting a pop
1696 instruction containing a return insn.
1697 (push): Use 'true' rather than '1' as second parameter to F.
1698 (h8300_expand_prologue): Likewise.
1699 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
1700 (h8300_expand_epilogue): Likewise.
1702 2010-02-15 Richard Guenther <rguenther@suse.de>
1705 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
1708 2010-02-15 Nick Clifton <nickc@redhat.com>
1710 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
1713 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
1715 * intl.c (fake_ngettext): New function.
1716 * intl.h (fake_ngettext): Declare.
1717 (ngettext): Define macro.
1718 * collect2.c (notice_translated): New function.
1719 (main): Use notice_translated and ngettext.
1720 * collect2.h (notice_translated): Declare.
1722 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
1724 * reorg.c (delete_computation): Comment fixes.
1725 * caller-save.c (setup_save_areas): Idem.
1726 * sel-sched-dump.c (dump_lv_set): Idem.
1729 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1731 * config/s390/s390.c (s390_sched_init): New function.
1732 (TARGET_SCHED_INIT): Target hook defined.
1734 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
1735 Jack Howarth <howarth@bromo.med.uc.edu>
1736 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1739 Partial revert of unintended change in fix for PR41605.
1740 * config/darwin.h: Fix typo.
1741 * config/darwin9.h: Same.
1743 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1745 * c-pch.c (pch_init): Clear v.
1747 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1750 * graphite-scop-detection.c (graphite_can_represent_scev): Call
1751 graphite_can_represent_init for MULT_EXPR.
1753 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1757 * graphite-sese-to-poly.c (remove_phi): New.
1758 (translate_scalar_reduction_to_array): Call remove_phi.
1760 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1763 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
1764 * graphite-clast-to-gimple.h (gloog): Update declaration.
1765 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
1766 * graphite-poly.h (struct poly_bb): Add missing comments.
1767 (struct scop): Add poly_scop_p field.
1769 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
1770 * graphite.c (graphite_transform_loops): Build the polyhedral
1771 representation for each scop before code generation.
1772 * sese.c (rename_variables_in_operand): Removed.
1773 (rename_variables_in_expr): Return the renamed expression.
1774 (rename_sese_parameters): New.
1775 * sese.h (rename_sese_parameters): Declared.
1777 2010-02-11 Richard Guenther <rguenther@suse.de>
1779 PR tree-optimization/42998
1780 * tree-ssa-pre.c (create_expression_by_pieces): Treat
1781 POINTER_PLUS_EXPR properly.
1783 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1784 Changpeng Fang <changpeng.fang@amd.com>
1787 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
1788 the cost of an IV candidate when the IV is used in a test against zero.
1790 * gcc.dg/tree-ssa/ivopts-3.c: New.
1792 2010-02-11 Richard Guenther <rguenther@suse.de>
1795 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
1796 pointer-vs-decl case by swapping refs. Handle some cases
1797 of pointer-vs-decl disambiguations more conservatively.
1798 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
1799 to false after expanding.
1801 2010-02-11 Richard Guenther <rguenther@suse.de>
1804 * gcc.c (process_command): Handle LTO file@offset case more
1807 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1809 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
1810 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
1812 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
1814 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
1815 if MEM's mode size isn't DWARF2_ADDR_SIZE.
1816 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
1817 Optimize eq/ne comparisons when both arguments are known to be
1819 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
1820 Don't mask operands unnecessarily if they are known to be already
1823 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
1825 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
1828 2010-02-10 Richard Guenther <rguenther@suse.de>
1830 PR tree-optimization/43017
1831 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
1832 for wrapping signed arithmetic.
1834 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1837 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
1838 if no debug info should be emitted for it.
1840 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1842 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
1843 note when flag_exceptions is set.
1845 2010-02-10 Duncan Sands <baldrick@free.fr>
1847 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
1849 2010-02-10 Richard Guenther <rguenther@suse.de>
1852 * tree.c (get_unwidened): Handle constants.
1853 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
1855 2010-02-10 Martin Jambor <mjambor@suse.cz>
1858 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
1859 check for variable argument counts independently.
1861 2010-02-10 Christian Bruel <christian.bruel@st.com>
1864 * config/sh/sh.c (find_barrier): Increase length for non delayed
1865 conditional branches.
1867 2010-02-10 Christian Bruel <christian.bruel@st.com>
1869 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
1871 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1873 * builtins.c (set_builtin_user_assembler_name): Also handle
1874 ffs if int is smaller than word.
1876 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
1879 * ira-conflicts.c (get_dup): Remove.
1880 (process_reg_shuffles): Add new parameter. Use it as an
1881 additional guard for copy generation.
1882 (add_insn_allocno_copies): Rewrite.
1884 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
1886 * common.opt (fsched2-use-traces): Preserved for backward
1888 * doc/invoke.texi: Remove the documentation about option
1889 -fsched2-use-traces.
1890 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
1891 flag_sched2_use_traces.
1892 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
1893 the backward compatibility flag section.
1895 2010-02-09 Richard Guenther <rguenther@suse.de>
1897 PR tree-optimization/43008
1898 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
1899 make HEAP variables initialized from global memory if they
1900 are not known builtin functions.
1901 (find_func_aliases): Adjust.
1903 2010-02-09 Richard Guenther <rguenther@suse.de>
1905 PR tree-optimization/43000
1906 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
1907 arithmetic manually.
1909 2010-02-08 Jakub Jelinek <jakub@redhat.com>
1911 PR tree-optimization/42931
1912 * tree-loop-linear.c (try_interchange_loops): Don't call
1913 double_int_mul if estimated_loop_iterations failed.
1915 2010-02-08 Martin Jambor <mjambor@suse.cz>
1918 * tree-sra.c (build_accesses_from_assign): Do not mark in
1919 should_scalarize_away_bitmap if stmt has volatile ops.
1920 (sra_modify_assign): Do not process assigns piecemeal if if stmt
1923 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
1925 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
1927 2010-02-07 Adam Nemet <adambnmet@gmail.com>
1929 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
1932 2010-02-07 Andrew Pinski <pinskia@gmail.com>
1935 * df-core.c (df_finish_pass): Change type of saved_flags to int.
1937 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1940 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
1941 to unknown_dependence.
1942 (graphite_legal_transform_dr): Handle the unknown_dependence.
1943 (graphite_carried_dependence_level_k): Same.
1945 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1947 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
1949 2010-02-07 Richard Guenther <rguenther@suse.de>
1952 * expr.c (get_inner_reference): Always initialize *pbitsize.
1954 2010-02-07 Richard Guenther <rguenther@suse.de>
1957 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
1958 new ARRAY_REFs on variable size element or minimal index arrays.
1960 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
1961 gimple_fold_indirect_ref.
1963 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
1966 * arm.c (arm_override_options): Just return if the user has specified
1967 an invalid fpu name.
1969 2010-02-03 Jason Merrill <jason@redhat.com>
1972 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
1973 i386_pe_maybe_record_exported_symbol.
1975 2010-02-05 Steve Ellcey <sje@cup.hp.com>
1978 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1979 (pa_delegitimize_address): New function.
1981 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
1983 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
1984 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
1986 2010-02-05 Richard Guenther <rguenther@suse.de>
1989 * lto-streamer-in.c (get_resolution): Deal with references
1990 to undefined functions.
1992 2010-02-05 Richard Guenther <rguenther@suse.de>
1994 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
1995 (fold_const_aggregate_ref): Likewise.
1996 (ccp_fold_stmt): Substitute loads.
1997 (maybe_fold_reference): Verify types before substituting.
1999 (fold_gimple_assign): Unshare properly.
2000 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2002 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2004 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2005 for rs6000_gen_cell_microcode.
2007 2010-02-04 Richard Guenther <rguenther@suse.de>
2009 PR rtl-optimization/42952
2010 * dse.c (const_or_frame_p): Remove MEM handling.
2012 2010-02-04 Nick Clifton <nickc@redhat.com>
2014 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2015 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2016 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2017 (mn10300_asm_output_mi_thunk): New function.
2018 (mn10300_can_output_mu_thunk): New function.
2019 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2020 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2021 (FUNCTION_ARG): Delete incorrect comment.
2023 2010-02-03 Jason Merrill <jason@redhat.com>
2026 * fold-const.c (operand_equal_p): Handle erroneous types.
2028 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2030 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2032 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2034 PR rtl-optimization/42941
2035 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2038 2010-02-03 Jason Merrill <jason@redhat.com>
2041 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2043 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2046 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2047 (cselib_reset_table): Renamed from...
2048 (cselib_reset_table_with_next_value): ... this.
2049 (cselib_get_next_uid): Renamed from...
2050 (cselib_get_next_unknown_value): ... this.
2051 * cselib.c (next_uid): Renamed from...
2052 (next_unknown_value): ... this.
2053 (cselib_clear_table): Adjust.
2054 (cselib_reset_table): Adjust. Renamed from...
2055 (cselib_reset_table_with_next_value): ... this.
2056 (cselib_get_next_uid): Adjust. Renamed from...
2057 (cselib_get_next_unknown_value): ... this.
2058 (get_value_hash): Use hash.
2059 (cselib_hash_rtx): Likewise.
2060 (new_cselib_val): Adjust. Set and dump uid.
2061 (cselib_lookup_mem): Pass next_uid as hash.
2062 (cselib_subst_to_values): Likewise.
2063 (cselib_log_lookup): Dump uid.
2064 (cselib_lookup): Pass next_uid as hash. Adjust.
2065 (cselib_process_insn): Adjust.
2066 (cselib_init): Initialize next_uid.
2067 (cselib_finish): Adjust.
2068 (dump_cselib_table): Likewise.
2069 * dse.c (canon_address): Dump value uid.
2070 * print-rtl.c (print_rtx): Print value uid.
2071 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2073 (dv_uid): New function, sort of renamed from...
2074 (dv_htab_hash): ... this, reimplemented in terms of it and...
2075 (dv_uid2hash): ... this. New.
2076 (variable_htab_eq): Drop excess assertions.
2077 (tie_break_pointers): Removed.
2078 (canon_value_cmp): Compare uids.
2079 (variable_post_merge_New_vals): Print uids.
2080 (vt_add_function_parameters): Adjust.
2081 (vt_initialize): Reset table. Adjust.
2083 2010-02-03 Richard Guenther <rguenther@suse.de>
2085 PR tree-optimization/42944
2086 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2087 (call_may_clobber_ref_p_1): Likewise. Properly handle
2088 malloc and calloc clobbering errno.
2090 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2092 * doc/invoke.texi: Fix name of sched1 dump.
2094 * opts.c (decode_options): Set flag_tree_switch_conversion
2095 only conditionally on optimize >= 2.
2097 * gcse.c: Assorted comment fixes in pass description.
2099 2010-02-03 Anthony Green <green@moxielogic.com>
2101 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2102 nop padding in order to maintain alignment of storage location of
2103 target function address.
2104 (moxie_trampoline_init): Store target function address at newly
2106 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2108 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2110 2010-02-03 Richard Guenther <rguenther@suse.de>
2113 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2115 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2117 * config.gcc: Reenable check for obsolete targets.
2118 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2119 mips-sgi-irix6.[0-4]*.
2121 2010-02-02 Nick Clifton <nickc@redhat.com>
2123 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2124 constant size of 4 as being the same as 0.
2125 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2126 can take values in the range 0..4.
2128 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2131 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2132 as _darwin10_Unwind_FindEnclosingFunction().
2133 * libgcc-libsystem.ver: New.
2135 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2138 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2139 implicitly set registers.
2141 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2143 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2144 (arm_override_options): Allow automatic selection of the thread
2145 pointer register if thumb2.
2146 (legitimize_pic_address): Improve code sequences for Thumb2.
2147 (arm_call_tls_get_addr): Likewise.
2148 (legitimize_tls_address): Likewise.
2149 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2150 (pic_load_addr_32bit): ... this. New named pattern.
2151 * thumb2.md (pic_load_addr_thumb2): Delete.
2152 (pic_load_dot_plus_four): Delete.
2153 (tls_load_dot_plus_four): New named pattern.
2155 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2158 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2159 Document fix for TLS bug.
2161 2010-01-31 Richard Guenther <rguenther@suse.de>
2163 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2164 conservatively correct.
2166 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2170 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2172 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2174 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2176 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2178 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2180 * config.gcc: Adjust order of makefile fragments for mingw targets.
2182 2010-01-31 Richard Guenther <rguenther@suse.de>
2185 * gimplify.c (gimplify_init_constructor): For volatile LHS
2186 initialize a temporary.
2188 2010-01-31 Matthias Klose <doko@ubuntu.com>
2190 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2192 * configure: Regenerate.
2194 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2196 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2197 the same alias set and their sizes different constantness.
2198 (aliasing_component_refs_p): Revert 2009-10-24 change.
2200 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2202 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2205 2010-01-29 Richard Guenther <rguenther@suse.de>
2207 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2208 Assert we successfully updated the call.
2210 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2212 PR rtl-optimization/42889
2213 * df.h (df_set_bb_dirty_nonlr): New prototype.
2214 * df-core.c (df_set_bb_dirty_nonlr): New function.
2215 * df-scan.c (df_insn_rescan): Call it instead of
2216 df_set_bb_dirty for DEBUG_INSNs.
2218 2010-01-29 Richard Guenther <rguenther@suse.de>
2221 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2222 quadratic behavior in most cases.
2224 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2227 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2228 in the call to gen_x86_movsicc_0_m1.
2230 2010-01-28 Richard Guenther <rguenther@suse.de>
2232 PR tree-optimization/42871
2233 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2235 2010-01-28 Richard Guenther <rguenther@suse.de>
2237 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2238 into call arguments.
2240 2010-01-28 Richard Guenther <rguenther@suse.de>
2243 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2244 the forwarder if the destination is an EH landing pad.
2246 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2248 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2249 block list passed to gimple_duplicate_sese_tail.
2250 (parallelize_loops): Avoid parallelization when the function
2252 Avoid parallelization when the preheader is IRREDUCIBLE.
2253 Try to optimize when estimated_loop_iterations_int is unresolved.
2254 Add the loop's location to the dump file.
2255 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2256 (gimple_duplicate_sese_tail): Remove the check for the latch.
2257 Redirect nexits to the exit block.
2258 Remove handling of the incoming edges to the latch.
2259 Redirect the backedge from the copied latch to the exit bb.
2261 2010-01-28 Michael Matz <matz@suse.de>
2264 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2265 Wrap force_reg into a sequence, emit it before user.
2267 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2269 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2271 (arm_legacy_rev): Likewise.
2272 (thumb_legacy_rev): Likewise.
2274 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2276 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2277 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2278 on MEM's address failed, try avoid_constant_pool_reference and
2279 recurse if it returned something different.
2280 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2281 address, try avoid_constant_pool_reference and recurse if it
2282 returned something different.
2283 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2284 address and avoid_constant_pool_reference returned something
2285 different, don't set have_address.
2287 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2290 * var-tracking.c (val_store): Add modified argument, obey it.
2292 (count_uses): Move down logging of main.
2293 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2294 don't need resolution.
2295 (emit_notes_in_bb): Likewise.
2297 2010-01-27 Richard Guenther <rguenther@suse.de>
2300 * tree-inline.c (remap_decl): Delay remapping of SSA name
2301 default definitions until we need them.
2303 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2305 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2306 (rs6000_delegitimize_address): New function.
2308 * config/s390/s390.c (s390_delegitimize_address): Call
2309 delegitimize_mem_from_attrs.
2312 * tree-inline.c (cannot_copy_type_1): Removed.
2313 (copy_forbidden): Don't forbid copying of functions containing
2314 records/unions with variable length fields.
2316 2010-01-27 Christian Bruel <christian.bruel@st.com>
2320 * config/sh/sh.c (find_barrier): Increase length for non delayed
2321 conditional branches.
2323 2010-01-27 Matthias Klose <doko@ubuntu.com>
2325 * configure.ac (gnu-unique-object): Fix ldd version check.
2326 * configure: Regenerate.
2328 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2330 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2332 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2333 Test for HAVE_GNU_AS value.
2335 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2337 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2338 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2339 INT64_TYPE): Define.
2340 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2341 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2342 INT_LEAST64_TYPE): Define.
2343 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2344 UINT_LEAST64_TYPE): Define.
2345 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2346 INT_FAST64_TYPE): Define.
2347 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2348 UINT_FAST64_TYPE): Define.
2349 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2350 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2351 (SIG_ATOMIC_TYPE): Define.
2353 2010-01-26 Richard Guenther <rguenther@suse.de>
2355 * df-scan.c (df_scan_set_bb_info): Remove assert.
2356 (df_insn_rescan_debug_internal): Merge asserts.
2357 (df_install_ref): Likewise.
2358 (df_mark_reg): Use bitmap_set_range.
2359 (df_hard_reg_used_p): Remove assert.
2360 (df_hard_reg_used_count): Likewise.
2362 2010-01-26 Richard Guenther <rguenther@suse.de>
2364 PR rtl-optimization/42685
2365 * web.c (web_main): Ignore DEBUG_INSNs.
2367 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2369 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2371 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2372 Fix types of fndecl and arglist parameters.
2374 2010-01-26 Richard Guenther <rguenther@suse.de>
2377 * tree-eh.c (unsplit_eh): Skip debug insns.
2379 2010-01-26 Richard Guenther <rguenther@suse.de>
2381 PR tree-optimization/42250
2382 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2384 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2387 * omp-low.c (expand_omp_sections): Only use single_pred if
2388 l2_bb is single_pred_p.
2390 2010-01-25 Christian Bruel <christian.bruel@st.com>
2393 * config/sh/sh.c (find_barrier): Increase length for non delayed
2394 conditional branches.
2395 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2397 2010-01-24 David S. Miller <davem@davemloft.net>
2399 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2400 define if not using GAS.
2401 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2402 Likewise. Delete SECTION_MERGE code, which is only applicable
2405 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2408 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2409 mangling of va_list in system headers.
2411 2010-01-23 Toon Moene <toon@moene.org>
2413 * tree-predcom.c (combine_chains): Return NULL, not false.
2415 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2417 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2418 initialization of variable res to agree with return type.
2420 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2422 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2423 * tree-sra.c: Add include of expr.h.
2425 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2427 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2428 insert the debug stmt on the single non-EH edge from the stmt.
2430 2010-01-22 Richard Henderson <rth@redhat.com>
2433 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2434 the RHS until after generate_subtree_copies has insertted its
2435 code before the current statement.
2437 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2439 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2441 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2443 2010-01-21 Martin Jambor <mjambor@suse.cz>
2445 PR tree-optimization/42585
2446 * tree-sra.c (struct access): New field grp_total_scalarization.
2447 (dump_access): Dump the new field.
2448 (should_scalarize_away_bitmap): New variable.
2449 (cannot_scalarize_away_bitmap): Likewise.
2450 (sra_initialize): Allocate new bitmaps.
2451 (sra_deinitialize): Free new bitmaps.
2452 (create_access_1): New function.
2453 (create_access): Parts moved to create_access_1.
2454 (type_consists_of_records_p): New function.
2455 (completely_scalarize_record): Likewise.
2456 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2457 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2458 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2460 (analyze_all_variable_accesses): Completely scalarize small eligible
2463 2010-01-21 Martin Jambor <mjambor@suse.cz>
2465 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2467 2010-01-21 Andrew Haley <aph@redhat.com>
2469 * gcc.c (process_command): Move lang_specific_driver before
2470 setting cc_libexec_prefix.
2472 2010-01-21 Richard Guenther <rguenther@suse.de>
2475 * fold-const.c (negate_expr_p): Pretend only negative
2476 real constants are easily negatable.
2478 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2479 Jason Merrill <jason@redhat.com>
2481 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2482 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2483 * calls.c (initialize argument_information): Handle it.
2484 * c-common.c (handle_transparent_union_attribute): Use new name.
2485 * c-decl.c (finish_struct): Ditto.
2486 * c-typeck.c (type_lists_compatible_p): Ditto.
2487 (convert_for_assignment): Use new name and also handle record.
2488 * function.c (aggregate_value_p): Handle it.
2489 (pass_by_reference): Ditto.
2490 (assign_parm_data_types): Ditto.
2491 * print-tree.c (print_node): Ditto.
2492 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2493 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2494 * tree.c (first_field): New fn.
2496 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2499 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2500 even when linking statically, for now.
2502 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2505 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2506 without a cselib val.
2507 (count_uses): Accept MO_VAL_SET with no val on stores.
2508 (add_stores): Likewise.
2510 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2512 * var-tracking.c (check_value_val): Add a compile time assertion.
2513 (dv_is_decl_p): Simplify.
2514 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2515 gcc_assert if ENABLE_CHECKING.
2517 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2520 * var-tracking.c: Include tree-flow.h.
2521 (mem_dies_at_call): New.
2522 (dataflow_set_preserve_mem_locs): Use it.
2523 (dataflow_set_remove_mem_locs): Likewise.
2524 (dump_var): Renamed from dump_variable. Adjust all callers.
2525 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2526 * Makefile.in (var-tracking.o): Adjust deps.
2528 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2530 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2532 2010-01-20 Richard Guenther <rguenther@suse.de>
2534 PR tree-optimization/42717
2535 * tree-ssa-dce.c (get_live_post_dom): Remove.
2536 (forward_edge_to_pdom): Take an arbitrary edge to copy
2537 degenerate PHI args from.
2538 (remove_dead_stmt): Use the first post-dominator even if it
2539 does not contain live statements as redirection destination.
2541 2010-01-20 Richard Guenther <rguenther@suse.de>
2543 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2545 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2547 * sel-sched.c (create_speculation_check): Remove set but not used
2549 (try_transformation_cache): Remove set but not used variable ds.
2550 (calculate_privileged_insns): Remove set but not used variables
2551 cur_insn and min_spec_insn.
2552 (find_best_expr): Remove set but not used variable avail_n.
2553 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2555 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2557 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2558 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2561 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
2564 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
2565 cpu types. Add support for *-sse3 cpu types.
2566 (x86_64-*-*): Ditto.
2568 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2571 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
2572 argument, call initializer_constant_valid_p_1 instead of
2573 initializer_constant_valid_p, pass CACHE to it, return NULL
2574 immediately if first call returns NULL.
2575 (initializer_constant_valid_p_1): New function.
2576 (initializer_constant_valid_p): Use it.
2578 2010-01-20 Thomas Quinot <quinot@adacore.com>
2580 * tree.def (PLACEHOLDER_EXPR): Fix comment.
2582 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2584 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
2585 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
2586 (loc_list_from_tree): Don't handle unsigned division. Handle
2587 signed modulo using DW_OP_{over,over,div,mul,minus}.
2588 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
2589 modulo instead of signed.
2591 2010-01-20 DJ Delorie <dj@redhat.com>
2593 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
2595 (h8300_emit_stack_adjustment): Propogate it.
2597 (h8300_expand_prologue): Likewise.
2598 (h8300_expand_epilogue): Likewise.
2600 2010-01-19 Michael Matz <matz@suse.de>
2602 PR tree-optimization/41783
2603 * tree-data-ref.c (toplevel): Include flags.h.
2604 (dump_data_dependence_relation): Also dump the inputs if the
2605 result will be unknown.
2606 (split_constant_offset_1): Look through some conversions.
2607 * tree-predcom.c (determine_roots_comp): Restart a new chain if
2608 the offset from last element is too large.
2609 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
2610 (reassociate_to_the_same_stmt): Handle vector registers.
2611 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
2613 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
2614 wide_prolog_niters argument, emit widening instructions.
2615 (vect_do_peeling_for_alignment): Adjust caller, use widened
2616 variant of the iteration cound.
2617 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
2619 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2622 * config/arm/neon-testgen.m (emit_automatics): New parameter
2623 features. Adjust for Fixed_return_reg feature.
2624 (test_intrinsic): Call emit_automatics with new feature.
2625 * config/arm/neon.ml: Update copyright years.
2626 (features): New Fixed_return_reg feature.
2627 (ops): Update feature for Vget_low.
2629 2010-01-19 Jakub Jelinek <jakub@redhat.com>
2631 PR tree-optimization/42719
2632 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
2636 * fwprop.c (all_uses_available_at): Return false if def_set dest
2637 is a REG that is used in def_insn.
2639 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
2641 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
2643 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
2646 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
2648 * target.h (struct gcc_target) <secondary_reload>: Change type
2649 of last argument to secondary_reload_info *.
2651 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
2654 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
2655 memory references with unaligned offsets. Remove CQImode handling.
2656 (unaligned_memory_operand): Return 1 for memory references with
2657 unaligned offsets. Remove CQImode handling.
2659 2010-01-18 Richard Guenther <rguenther@suse.de>
2662 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
2665 2010-01-18 Richard Guenther <rguenther@suse.de>
2667 PR tree-optimization/42781
2668 * tree-ssa-structalias.c (find_what_var_points_to): Skip
2669 restrict processing only if the original variable was artificial.
2671 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
2673 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
2674 find number of popped argument bytes.
2676 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
2677 Fix the text that describes the return value for invalid insns.
2679 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
2681 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
2682 Clarify what 'cost of the -dependence' is. Fix quoting.
2684 * toplev.c (default_get_pch_validity): Rename argument to "sz".
2685 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
2687 2010-01-17 Jakub Jelinek <jakub@redhat.com>
2689 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2690 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
2692 2010-01-17 Richard Guenther <rguenther@suse.de>
2695 * function.c (split_complex_args): Take a VEC to modify.
2696 (assign_parms_augmented_arg_list): Build a VEC instead of
2697 a chain of PARM_DECLs.
2698 (assign_parms_unsplit_complex): Take a VEC of arguments.
2699 Do not fixup unmodified parms.
2700 (assign_parms): Deal with the VEC.
2701 (gimplify_parameters): Likewise.
2703 2010-01-17 Richard Guenther <rguenther@suse.de>
2705 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
2706 node existence check.
2707 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
2708 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
2709 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
2710 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
2711 (gimple_execute_on_growing_pred): Likewise.
2713 2010-01-17 Richard Guenther <rguenther@suse.de>
2715 PR tree-optimization/42773
2716 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
2717 (compute_antic_aux): Likewise.
2718 (compute_partial_antic_aux): Likewise.
2720 2010-01-17 Jie Zhang <jie.zhang@analog.com>
2723 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
2726 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
2728 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
2731 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
2732 Fix markup for strict argument.
2734 (TARGET_SCHED_REORDER2): Fix argument types.
2736 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
2737 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
2739 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
2740 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
2742 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
2745 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
2746 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
2747 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
2748 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
2749 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
2751 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
2753 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
2755 (TARGET_ASM_RELOC_RW_MASK): Add return type.
2756 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
2758 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
2760 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
2763 (TARGET_ASM_NAMED_SECTION): Fix argument list.
2765 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
2766 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
2768 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
2770 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
2772 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
2773 referring to it. Fix language.
2775 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
2777 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
2779 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
2781 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
2783 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
2784 '@var{stream}. Remove stray 'and'.
2786 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
2788 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
2790 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
2792 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
2793 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
2795 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
2796 Fix description of return value.
2797 Rename argument "sz" to "len."
2799 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
2800 Clarify meaning of 'true' return value.
2802 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
2804 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
2805 rep_mode versus mode_rep.
2807 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
2809 (TARGET_BUILTIN_DECL): Fix name.
2811 (TARGET_COMMUTATIVE_P): Fix type of first argument.
2813 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
2815 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
2817 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
2819 (TARGET_RELAXED_ORDERING): Use @deftypevr.
2821 (TARGET_GET_DRAP_RTX): Note that this is a hook.
2824 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
2825 Rename argument tm_fn to md_fn.
2827 (TARGET_OPTION_PRINT): Fix argument list.
2829 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
2832 * config/i386/i386.c (ix86_fixup_binary_operands):
2833 Revert FMA4 fixup of operands.
2835 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2838 * Makefile.in (write_entries_to_file, install-plugin):
2839 Use \012 instead of \n with tr.
2841 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
2843 * configure.ac (HAVE_AS_REF): New C macro.
2844 * configure: Regenerate.
2845 * config.in: Likewise.
2846 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
2848 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
2851 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
2853 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
2855 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
2857 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
2859 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
2861 (TARGET_IN_SMALL_DATA_P): Fix argument type.
2863 (TARGET_BINDS_LOCAL_P): Fix argument type.
2865 (TARGET_ASM_FILE_END): Use prototype.
2867 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
2869 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
2871 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
2873 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
2875 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
2876 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
2878 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
2879 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
2881 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
2882 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2883 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
2884 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2886 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
2888 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
2890 (TARGET_INIT_BUILTINS): Use prototype.
2892 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2893 Put 'const char *' in braces. Fix parameter types.
2894 (TARGET_INVALID_CONVERSION): Fix parameter types.
2895 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
2896 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
2898 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
2901 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
2903 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
2905 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
2907 * doc/tm.texi (TARGET_HELP): Fix return type.
2909 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
2910 in braces. Fix argument types.
2912 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
2914 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
2916 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
2918 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
2919 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
2921 (TARGET_MANGLE_TYPE): Fix argument types.
2923 (TARGET_IRA_COVER_CLASSES): Use prototype.
2925 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
2927 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
2929 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
2931 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
2933 (TARGET_CALLEE_COPIES): Fix argument types.
2935 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
2937 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
2939 (TARGET_FUNCTION_VALUE): Fix argument types.
2941 (TARGET_RETURN_IN_MSB): Fix argument type.
2943 (TARGET_RETURN_IN_MEMORY): Fix argument types.
2945 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
2947 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
2949 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
2950 agree with return type.
2952 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
2954 2010-01-15 Jing Yu <jingyu@google.com>
2956 PR rtl-optimization/42691
2957 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
2958 a pseudo to a constant and are merged, and adjust comments.
2960 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
2962 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
2964 2010-01-15 Richard Guenther <rguenther@suse.de>
2967 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
2968 labels of computed or non-local gotos to the destination.
2969 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
2970 landing pad label is the first label.
2972 2010-01-15 Richard Guenther <rguenther@suse.de>
2974 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
2976 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2979 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
2980 to allow generation of the xssqrtdp instruction on power7.
2981 (sqrtdf2_fpr): Ditto.
2983 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2986 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
2987 functions with noreturn attribute.
2990 * varasm.c (declare_weak): Add weak attribute to decl if it
2991 doesn't have one already.
2992 (assemble_external): Only add decls to weak_decls if they also
2993 have weak attribute.
2995 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
2997 * var-tracking.c (var_reg_delete): Don't delete the association
2998 between REGs and values or one-part variables if the register
3001 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3004 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3005 because its first operand is a non-localized variable.
3007 2010-01-14 Martin Jambor <mjambor@suse.cz>
3009 PR tree-optimization/42706
3010 * tree-sra.c (encountered_recursive_call): New variable.
3011 (encountered_unchangable_recursive_call): Likewise.
3012 (sra_initialize): Initialize both new variables.
3013 (callsite_has_enough_arguments_p): New function.
3014 (scan_function): Call decl and flags check only for IPA-SRA, check
3015 whether there is a recursive call and whether it has enough arguments.
3016 (all_callers_have_enough_arguments_p): New function.
3017 (convert_callers): Look for recursive calls only when
3018 encountered_recursive_call is set.
3019 (ipa_early_sra): Bail out either if
3020 !all_callers_have_enough_arguments_p or
3021 encountered_unchangable_recursive_call.
3023 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3025 * sel-sched.c: Add 2010 to copyright years.
3026 * sel-sched-ir.c: Likewise.
3027 * sel-sched-ir.h: Likewise.
3029 2010-01-14 Martin Jambor <mjambor@suse.cz>
3031 PR tree-optimization/42714
3032 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3033 constructors specially.
3035 2010-01-14 Andi Kleen <ak@linux.intel.com>
3037 * config/i386/drivers-i386.c (detect_caches_intel):
3038 Add l2sizekb parameter and fill in.
3039 (host_detect_local_cpu): Add l2sizekb, fill in.
3040 Add Atom small cache heuristic.
3042 2010-01-14 Andi Kleen <ak@linux.intel.com>
3044 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3045 Add level3 parameter and fill in.
3046 (detect_caches_intel): Handle level3 cache.
3048 2010-01-14 Andi Kleen <ak@linux.intel.com>
3050 * config/i386/drivers-i386.c (host_detect_local_cpu):
3051 Fix core duo detection.
3053 2010-01-14 Andi Kleen <ak@linux.intel.com>
3055 * config/i386/drivers-i386.c (host_detect_local_cpu):
3058 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3060 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3061 (rs6000_variable_issue_1): this. Use...
3062 (rs6000_variable_issue): here. Reimplement. Print debug info.
3064 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3066 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3067 sel_restore_notes. Update all callers. Call reemit_notes
3070 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3072 PR rtl-optimization/42246
3073 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3076 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3078 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3079 all successors is the same as number of successors in current region.
3081 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3083 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3084 to rename is not separable. Otherwise check that its LHS is not NULL.
3086 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3088 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3090 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3092 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3093 available registers when failed to discover LHS register class.
3094 Fix indentation. Update comment.
3096 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3097 Alexander Monakov <amonakov@ispras.ru>
3099 PR rtl-optimization/42389
3100 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3102 (advance_state_on_fence): Likewise.
3103 (sel_target_adjust_priority): Print debug output only when
3104 sched_verbose >= 4, not 2.
3105 (get_expr_cost): Do not issue all unique insns on the next cycle.
3106 (fill_insns): Initialize can_issue_more from the value saved
3108 * sel-sched-ir.c (flist_add): New parameter issue_more.
3109 Init FENCE_ISSUE_MORE with it.
3110 (merge_fences): Likewise.
3111 (init_fences): Update call to flist_add.
3112 (add_to_fences, add_clean_fence_to_fences)
3113 (add_dirty_fence_to_fences): Likewise.
3114 (move_fence_to_fences): Update call to merge_fences.
3115 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3117 * sel-sched-ir.h (struct _fence): New field issue_more.
3118 (FENCE_ISSUE_MORE): New accessor macro.
3120 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3122 PR rtl-optimization/42388
3123 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3124 that have no predecessors nor successors. Do not call move_bb_info
3125 for empty blocks outside of current region.
3127 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3129 PR rtl-optimization/42294
3130 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3131 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3132 originators' originators.
3134 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3136 PR rtl-optimization/39453
3137 PR rtl-optimization/42246
3138 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3140 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3142 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3143 Alexander Monakov <amonakov@ispras.ru>
3146 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3147 (maybe_tidy_empty_bb): ... here. Make static. Add new
3148 argument. Update all callers.
3149 (tidy_control_flow): ... and here. Recompute topological order
3150 of basic blocks in region if necessary.
3151 (sel_redirect_edge_and_branch): Change return type. Return true
3152 if topological order might have been invalidated.
3153 (purge_empty_blocks): Export and move from...
3154 * sel-sched.c (purge_empty_blocks): ... here.
3155 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3156 (maybe_tidy_empty_bb): Delete prototype.
3157 (purge_empty_blocks): Declare.
3159 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3161 PR rtl-optimization/42249
3162 * sel-sched.c (try_replace_dest_reg): When chosen register
3163 and original register is the same, do not bail out early, but
3164 still check all original insns for validity of replacing destination
3165 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3168 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3171 Port from no-undefined-overflow branch:
3172 2009-03-09 Richard Guenther <rguenther@suse.de>
3174 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3176 2010-01-14 Richard Guenther <rguenther@suse.de>
3179 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3181 2010-01-14 Ira Rosen <irar@il.ibm.com>
3183 PR tree-optimization/42709
3184 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3185 as scalar type in creation of constant vector operand.
3187 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3190 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3191 (check-parallel-%): Match `testsuite' directory component only
3194 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3196 PR translation/39521
3197 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3200 2010-01-13 Richard Guenther <rguenther@suse.de>
3202 PR tree-optimization/42730
3203 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3206 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3209 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3210 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3213 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3215 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3216 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3217 ___umulsi3_highpart.
3219 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3220 rather than schedule_insns if the pass is enabled.
3222 2010-01-13 Martin Jambor <mjambor@suse.cz>
3224 PR tree-optimization/42704
3225 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3228 2010-01-13 Martin Jambor <mjambor@suse.cz>
3230 PR tree-optimization/42703
3231 * tree-sra.c (analyze_access_subtree): Check that we can build a
3232 reference to the original data within the aggregate.
3234 2010-01-13 Richard Guenther <rguenther@suse.de>
3236 PR tree-optimization/42705
3237 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3239 2010-01-13 Richard Guenther <rguenther@suse.de>
3242 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3244 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3247 * var-tracking.c (values_to_unmark): New variable.
3248 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3249 values_to_unmark vector. Moved body to...
3250 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3251 instead queue it into values_to_unmark vector.
3252 (vt_find_locations): Free values_to_unmark vector.
3254 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3256 * config/s390/s390.c (override_options): Set
3257 default of max-pending-list-length to 256
3259 2010-01-13 Richard Guenther <rguenther@suse.de>
3262 * tree-pass.h (PROP_gimple_lcx): New.
3263 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3264 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3265 before the final cleanup_eh.
3266 (dump_properties): Dump PROP_gimple_lcx.
3267 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3268 (tree_lower_complex_O0): Remove.
3269 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3270 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3271 tree_lower_complex, schedule TODO_update_ssa.
3272 * lto-streamer-out.c (output_function): Stream the functions
3274 * lto-streamer-in.c (input_function): Likewise.
3275 (lto_read_body): Do not override them here.
3277 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3280 * c-typeck.c (build_c_cast): Fold value cast to union type before
3281 wrapping it in a CONSTRUCTOR.
3283 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3285 PR rtl-optimization/42699
3286 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3289 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3291 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3292 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3293 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3294 SUBTARGET_WARN_UNUSED_SPEC): ... here
3295 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3297 2010-01-12 Julian Brown <julian@codesourcery.com>
3299 * config/arm/neon-schedgen.ml (Utils): Don't try to
3300 open missing module.
3301 (find_with_result): New.
3303 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3306 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3307 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3309 PR tree-optimization/42645
3310 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3311 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3312 decl_map, set processing_debug_stmt to -1 and return name without
3315 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3317 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3318 binutils version, and reword target configuration description.
3320 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3322 * config/avr/avr.h (LINKER_NAME): Remove.
3324 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3327 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3328 that support VSX, warn for -mno-altivec if vsx is not disabled,
3331 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3332 Shujing Zhao <pearly.zhao@oracle.com>
3334 PR translation/42469
3335 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3336 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3337 character between option name and help text.
3338 * c.opt (imultilib): Likewise.
3340 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3342 * lto-streamer-out.c (output_unreferenced_globals): Output static
3345 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3347 PR rtl-optimization/42621
3348 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3349 optimizing for size.
3350 (duplicate_computed_gotos): Remove now-redundant check.
3352 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3355 * configure.ac: Save and restore LDFLAGS and LIBS
3356 * configure: Regenerate.
3358 2010-01-10 Richard Guenther <rguenther@suse.de>
3361 * builtins.c (fold_builtin_strlen): Add type argument and
3362 convert the resulting length to it.
3363 (fold_builtin_1): Adjust.
3365 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3367 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3368 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3370 (num_insns_constant_wide): Adjust for that change.
3372 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3375 * web.c (union_defs): Add used argument, to combine uses of
3377 (entry_register): Adjust type and tests of used argument.
3378 (web_main): Widen used for new use. Pass it to union_defs.
3379 * df.h (union_defs): Adjust prototype.
3381 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3384 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3385 uses in new incoming argument. Free body.
3386 (reset_debug_uses_in_loop): New.
3387 (analyze_insn_to_expand_var): Call the latter if the former found
3388 anything. Fix whitespace. Reject invalid dest overlaps before
3389 going through all insns in the loop.
3391 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3394 * haifa-sched.c (dying_use_p): Debug insns don't count.
3396 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3399 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3400 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3401 (verify_gimple_call): Reject LHS in noreturn calls.
3403 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3407 * tree-vect-loop-manip.c (adjust_info): New type.
3408 (adjust_vec): New pointer to vector.
3409 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3410 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3411 (slpeel_update_phis_for_duplicate_loop): Use them.
3412 (slpeel_update_phi_nodes_for_guard1): Likewise.
3413 (slpeel_update_phi_nodes_for_guard2): Likewise.
3414 (slpeel_tree_peel_loop_to_edge): Likewise.
3415 (vect_update_ivs_after_vectorizer): Likewise.
3417 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3419 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3420 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3422 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3424 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3425 bogus uninitialized warning.
3427 2010-01-09 Richard Guenther <rguenther@suse.de>
3430 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3431 the evolution is compatible with the initial condition.
3433 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3435 * gcc.c (process_command): Update copyright notice dates.
3436 * gcov.c (print_version): Likewise.
3437 * gcov-dump.c (print_version): Likewise.
3438 * mips-tfile.c (main): Likewise.
3439 * mips-tdump.c (main): Likewise.
3441 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3444 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3446 (rotlhi3_8): Delete.
3448 (rotlsi3_8): Delete.
3449 (rotlsi3_16): Delete.
3450 (rotlsi3_24): Delete.
3452 (*rotw<mode>3): New.
3453 (*rotb<mode>3): New.
3454 * config/avr/avr.c (avr_rotate_bytes): New function.
3455 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3457 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3460 * configure.ac: Modify -rdynamic check.
3461 * configure: Regenerate.
3463 2010-01-08 DJ Delorie <dj@redhat.com>
3465 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3466 register popping order.
3468 2010-01-08 Richard Guenther <rguenther@suse.de>
3471 * c.opt (fsigned-char): Also let LTO handle this option.
3472 (funsigned-char): Likewise.
3474 2010-01-07 Richard Guenther <rguenther@suse.de>
3476 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3477 (gimple_op): Likewise.
3478 (gimple_op_ptr): Likewise.
3479 (gimple_assign_set_lhs): Remove gcc_assert.
3480 (gimple_assign_set_rhs1): Likewise.
3481 (gimple_assign_set_rhs2): Likewise.
3482 (gimple_call_set_lhs): Likewise.
3483 (gimple_call_set_fn): Likewise.
3484 (gimple_call_set_fndecl): Likewise.
3485 (gimple_call_fndecl): Likewise.
3486 (gimple_call_return_type): Likewise.
3487 (gimple_call_set_chain): Likewise.
3488 (gimple_call_num_args): Likewise.
3489 (gimple_call_set_arg): Likewise.
3490 (gimple_cond_set_code): Likewise.
3491 (gimple_cond_set_lhs): Likewise.
3492 (gimple_cond_set_rhs): Likewise.
3493 (gimple_cond_set_true_label): Likewise.
3494 (gimple_cond_set_false_label): Likewise.
3495 (gimple_label_set_label): Likewise.
3496 (gimple_goto_set_dest): Likewise.
3497 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3498 (gimple_debug_bind_get_value): Likewise.
3499 (gimple_debug_bind_get_value_ptr): Likewise.
3500 (gimple_debug_bind_set_var): Likewise.
3501 (gimple_debug_bind_set_value): Likewise.
3502 (gimple_debug_bind_reset_value): Likewise.
3503 (gimple_debug_bind_has_value_p): Likewise.
3504 (gimple_return_retval_ptr): Remove gcc_assert.
3505 (gimple_return_retval): Likewise.
3506 (gimple_return_set_retval): Likewise.
3507 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3508 (safe_referenced_var_iterator): Remove.
3509 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3510 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3511 (fill_referenced_var_vec): Remove.
3512 (first_readonly_imm_use): Remove redundant gcc_assert.
3513 (phi_arg_index_from_use): Combine gcc_asserts.
3514 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3515 (first_imm_use_stmt): Remove redundant gcc_assert.
3516 * tree-cfg.c (verify_gimple_call): Verify function and chain
3517 operands. Verify arguments.
3518 (verify_types_in_gimple_stmt): Verify condition code and labels.
3520 2010-01-07 Richard Guenther <rguenther@suse.de>
3522 PR tree-optimization/42641
3523 * sese.c (rename_map_elt_info): Use the SSA name version, do
3526 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3528 PR tree-optimization/42625
3529 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3530 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3532 2010-01-07 Duncan Sands <baldrick@free.fr>
3534 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3536 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3539 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3540 note itself is not function_invariant_p.
3542 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3544 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3545 Do not add the DF_NOTE problem.
3546 * store-motion.c (execute_rtl_store_motion): Likewise.
3548 2010-01-07 Martin Jambor <mjambor@suse.cz>
3550 PR tree-optimization/42157
3551 * tree-sra.c (compare_access_positions): Stabilize sort if both
3552 accesses have integer types, return zero immediately if they are the
3555 2010-01-06 Richard Henderson <rth@redhat.com>
3558 * haifa-sched.c (add_to_note_list): Merge into ...
3559 (concat_note_lists): ... here, and ...
3560 (unlink_other_notes, rm_other_notes): Merge into...
3561 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3562 NOTE_INSN_EPILOGUE_BEG.
3564 2010-01-06 Richard Guenther <rguenther@suse.de>
3566 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
3567 not inline regular functions into always-inline functions.
3569 2010-01-06 Nick Clifton <nickc@redhat.com>
3571 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
3572 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
3574 (OVERRIDE_OPTIONS): Delete.
3575 (OPTIMIZATION_OPTIONS): Define.
3576 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
3577 * config/rx/rx.c (rx_handle_option): Issue an error message if
3578 -mcpu=rx200 and -fpu are used together.
3579 (rx_set_optimization_options): New function. Issue an error
3580 message if an optimization attribute attempts to reset the FPU/
3581 math optimization pairing.
3582 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
3583 * config/rx/rx.opt: Set the default to 32-bit doubles.
3584 * config/rx/t-rx: Add multilibs for -nofpu option.
3585 * doc/invoke.texi: Update documentation of RX options.
3587 2010-01-06 Richard Guenther <rguenther@suse.de>
3589 * tree-ssa-pre.c (name_to_id): New global.
3590 (alloc_expression_id): Simplify SSA name handling.
3591 (lookup_expression_id): Likewise.
3592 (init_pre): Zero name_to_id.
3593 (fini_pre): Free it.
3595 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
3597 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
3599 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
3602 * config/i386/sse.md (smaxv2di3): New.
3603 (umaxv2di3): Likewise.
3604 (sminv2di3): Likewise.
3605 (uminv2di3): Likewise.
3607 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
3610 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
3611 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
3612 (legitimize_tls_address): Likewise.
3613 (sparc_tls_referenced_p): Likewise.
3614 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
3615 and adjust calls to legitimize_pic_address.
3616 (legitimate_constant_p) Use sparc_tls_referenced_p.
3617 (legitimate_pic_operand_p): Likewise.
3618 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
3619 (sparc_tls_symbol_ref_1): Delete.
3620 (sparc_tls_referenced_p): Make static, recognize specific patterns.
3621 (legitimize_tls_address): Make static, handle CONST patterns.
3622 (legitimize_pic_address): Make static, remove unused parameter and
3623 adjust recursive calls.
3624 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
3625 and adjust call to legitimize_pic_address.
3626 (sparc_output_mi_thunk): Likewise.
3628 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
3629 H.J. Lu <hongjiu.lu@intel.com>
3632 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
3633 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
3634 operands to make them signed.
3637 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3640 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3641 GTU to GT for V4SI and V2DI.
3643 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3644 (umin<mode>3): Removed.
3646 (uminv4si3): Likewise.
3648 2010-01-05 Martin Jambor <mjambor@suse.cz>
3650 PR tree-optimization/42462
3651 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
3652 current_function_decl to helper functions and macros.
3654 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3657 * flags.h: Don't include real.h.
3658 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
3659 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
3660 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
3661 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
3662 * dominance.c: Update copyright.
3663 * gimple.c (walk_gimple_op): Remove inline.
3664 * tree-ssa-reassoc.c: Include real.h.
3665 * Makefile.in (FLAGS_H): Remove $(REAL_H).
3666 (tree-ssa-reassoc.o): Depend on $(REAL_H).
3668 2010-01-05 Nick Clifton <nickc@redhat.com>
3670 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
3671 register to push into the stack frame when the accumulator has to
3672 be saved during interrupts.
3674 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
3676 * doc/invoke.texi: Remove the documentation about option
3678 * common.opt (Wunreachable-code): Preserved for backward
3680 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
3681 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
3682 the backward compatibility flag section.
3684 2010-01-05 Richard Guenther <rguenther@suse.de>
3686 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
3688 2010-01-05 Jakub Jelinek <jakub@redhat.com>
3691 * cfgexpand.c (expand_one_var): Diagnose too large variables.
3693 PR tree-optimization/42508
3694 * tree-sra.c (convert_callers): Check for recursive call
3695 by comparing cgraph nodes instead of decls.
3696 (modify_function): Call ipa_modify_formal_parameters also
3697 on all same_body aliases.
3699 * cgraphunit.c (cgraph_materialize_all_clones): Compare
3700 cgraph nodes when checking for same_body aliases.
3702 2010-01-05 Richard Guenther <rguenther@suse.de>
3704 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
3705 allocation and lookup.
3706 (get_or_alloc_expr_for_constant): Likewise.
3707 (phi_translate): Sink allocation.
3709 2010-01-04 Richard Guenther <rguenther@suse.de>
3711 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
3712 a new entry only if needed.
3713 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
3714 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
3716 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
3718 (phi_translate): Handle CONSTANTs early.
3720 2010-01-04 Martin Jambor <mjambor@suse.cz>
3722 PR tree-optimization/42398
3723 * tree-sra.c (struct access): Removed flag grp_different_types.
3724 (dump_access): Do not dump the removed flag.
3725 (sort_and_splice_var_accesses): Do not set the removed flag.
3726 (sra_modify_expr): Check for type compatibility directly.
3728 2010-01-04 Martin Jambor <mjambor@suse.cz>
3730 PR tree-optimization/42366
3731 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
3732 edges with variable number of parameters.
3733 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
3734 flag instead of asserting it.
3735 (ipa_read_node_info): Read uses_analysis_done flag.
3737 2010-01-04 Richard Guenther <rguenther@suse.de>
3739 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
3740 iterative_hash_* as intended.
3741 (vn_reference_compute_hash): Likewise. Simplify hashing
3743 (vn_reference_lookup_2): Likewise.
3744 (vn_nary_op_compute_hash): Likewise.
3745 (vn_phi_compute_hash): Likewise.
3746 (expressions_equal_p): Remove strange code.
3747 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
3748 (pre_expr_hash): Likewise. Simplify hashing SSA names.
3749 (bitmap_insert_into_set_1): Take value-id as parameter.
3750 (add_to_value): Pass it.
3751 (bitmap_insert_into_set): Likewise.
3752 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
3754 2010-01-04 Jakub Jelinek <jakub@redhat.com>
3757 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
3758 (do_self_spec): For switches with SWITCH_IGNORE set set also
3759 SWITCH_IGNORE_PERMANENTLY.
3760 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
3763 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
3765 * lto-streamer-out.c (output_unreferenced_globals): Output the full
3766 tree of an unreferenced global var.
3768 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3771 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3772 GTU to GT for V4SI and V2DI.
3774 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3775 (umin<mode>3): Removed.
3777 (uminv4si3): Likewise.
3779 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3782 * collect2.c (main): Turn on trace in collect2 if -v is passed
3785 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
3787 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
3788 description of expression operand.
3790 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
3792 * configure.ac: Add install-html to target_list for Make-hooks.
3793 * configure: Regenerate.
3794 * fortran/Make-lang.in (F95_HTMLFILES): New.
3795 (fortran.html): Use it.
3796 (fortran.install-html): New.
3797 * Makefile.in (install-html): Add lang.install-html.
3798 * java/Make-lang.in (JAVA_HTMLFILES): New.
3799 (java.html): Use it.
3800 (java.install-html): New.
3801 * objc/Make-lang.in (objc.install-html): New.
3802 * objcp/Make-lang.in (obj-c++.install-html): New.
3803 * cp/Make-lang.in (c++.install-html): New.
3804 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
3805 * lto/Make-lang.in (lto.install-html): New.
3807 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3810 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
3812 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
3814 PR rtl-optimization/41862
3815 * store-motion.c (store_killed_in_insn, compute_store_table,
3816 remove_reachable_equiv_notes, replace_store_insn,
3817 build_store_vectors): Ignore all DEBUG_INSNs.
3819 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3822 * common.opt: Add dumpdir.
3824 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
3826 (option_map): Add --dumpdir.
3828 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
3830 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
3832 * opts.c (decode_options): Try dump_dir_name first if
3833 dump_base_name isn't an absolute path.
3834 (common_handle_option): Handle OPT_dumpdir.
3836 * toplev.c (dump_dir_name): New.
3837 (print_switch_values): Also ignore -dumpdir.
3839 * toplev.h (dump_dir_name): New.
3841 2010-01-03 Richard Guenther <rguenther@suse.de>
3843 PR tree-optimization/42589
3844 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
3845 double-word expansion of bswap32.
3847 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
3849 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
3850 with BLOCK_FOR_INSN.
3851 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
3852 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
3853 noce_process_if_block): Likewise.
3854 * gcse.c (compute_local_properties, insert_expr_in_table,
3855 insert_set_in_table, canon_list_insert, find_avail_set,
3856 pre_insert_copy_insn): Likewise.
3858 * basic-block.h (BLOCK_NUM): Move from here...
3859 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
3861 2010-01-03 Richard Guenther <rguenther@suse.de>
3863 PR tree-optimization/42438
3864 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
3865 contains_may_not_return_call flag.
3866 (BB_MAY_NOTRETURN): New.
3867 (valid_in_sets): Trapping nary operations are not valid
3868 in blocks that may not return.
3869 (insert_into_preds_of_block): Remove check for trapping expressions.
3870 (compute_avail): Compute also BB_MAY_NOTRETURN.
3872 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
3874 * doc/invoke.texi: Add 2010 to copyright years.
3876 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
3878 * config/sparc/sparc.c: Fix formatting nits.
3880 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
3881 Alexander Monakov <amonakov@ispras.ru>
3883 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
3885 2010-01-02 Richard Guenther <rguenther@suse.de>
3888 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
3889 (simplify_switch_using_ranges): Mark to be removed edges
3892 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3894 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3896 * collect2.c (scan_libraries): Add missing argument in call to
3899 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
3902 * config/alpha/predicates.md (aligned_memory_operand): Return false
3904 (unaligned_memory_operand): Return true for CQImode.
3905 * config/alpha/alpha.c (get_aligned_mem): Assert that location
3906 doesn not cross aligned SImode word boundary.
3908 2010-01-02 Anatoly Sokolov <aesok@post.ru>
3910 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
3912 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
3913 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
3915 2010-01-02 Richard Guenther <rguenther@suse.de>
3918 * toplev.c (compile_file): Emit LTO marker properly. Change
3920 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
3922 2010-01-01 Richard Guenther <rguenther@suse.de>
3925 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
3927 2010-01-01 Richard Guenther <rguenther@suse.de>
3930 * c-decl.c (grokdeclarator): For zero-size arrays force
3931 structural equality checks as layout_type does.
3933 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3935 * builtins.c: Update copyright to 2010.
3937 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3940 * lto-streamer-out.c (produce_asm): Revert the last change.
3941 (copy_function): Likewise.
3943 * lto-streamer.c (lto_get_section_name): Skip any leading
3946 2010-01-01 Richard Guenther <rguenther@suse.de>
3949 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
3953 Copyright (C) 2010 Free Software Foundation, Inc.
3955 Copying and distribution of this file, with or without modification,
3956 are permitted in any medium without royalty provided the copyright
3957 notice and this notice are preserved.