1 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
3 PR rtl-optimization/42258
4 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
5 use that may match DEF.
8 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
9 the cost of loading the constant rather than assuming
11 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
12 outer code is AND, do the same tests as the andsi3 expander and
13 return COSTS_N_INSNS (1) if and is cheap.
15 2010-03-19 Michael Matz <matz@suse.de>
18 * attribs.c (decl_attributes): When rebuilding a function pointer
19 type use the same qualifiers as the original pointer type.
21 2010-03-19 Martin Jambor <mjambor@suse.cz>
23 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
24 and is_gimple_ip_invariant_address.
26 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
29 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
31 * config/arm/arm.c (arm_override_options): Turn off
32 flag_dwarf2_cfi_asm for AAPCS variants.
34 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
37 * config/arm/arm.c (emit_multi_reg_push): Update comments.
38 Use PRE_MODIFY instead of PRE_DEC.
39 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
40 (vfp_emit_fstmd): Likewise.
42 2010-03-19 Michael Matz <matz@suse.de>
45 * builtins.c (expand_builtin_interclass_mathfn,
46 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
49 2010-03-19 Richard Guenther <rguenther@suse.de>
51 PR tree-optimization/43415
52 * tree-ssa-pre.c (phi_translate): Split out worker to ...
53 (phi_translate_1): ... this.
54 (phi_translate): Move all caching here. Cache all NARY
55 and REFERENCE translations.
57 2010-03-19 David S. Miller <davem@davemloft.net>
59 With help from Eric Botcazou.
60 * config/sparc/sparc.c: Include dwarf2out.h.
61 (emit_pic_helper): Delete.
62 (pic_helper_symbol_name): Delete.
63 (pic_helper_emitted_p): Delete.
64 (pic_helper_needed): New.
65 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
66 (get_pc_thunk_name): New.
67 (load_pic_register): Remove 'delay_pic_helper' arg. Use
68 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
69 Set pic_helper_needed to true. Don't call emit_pic_helper.
70 (sparc_expand_prologue): Update load_pic_register call.
71 (sparc_output_mi_thunk): Likewise.
72 (sparc_file_end): Emit a hidden comdat symbol for the PIC
73 thunk if possible. Output CFI information as needed.
75 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
76 Jack Howarth <howarth@bromo.med.uc.edu>
79 * config/i386/i386.h: Fix ABI on darwin x86-32.
81 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
83 * tree.h: Declare make_decl_rtl_for_debug.
84 * varasm.c (make_decl_rtl_for_debug): New.
85 * dwarf2out.c (rtl_for_decl_location): Call it.
86 * cfgexpand.c (expand_debug_expr): Call it.
88 2010-03-18 Jakub Jelinek <jakub@redhat.com>
91 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
95 * var-tracking.c (vt_init_cfa_base): Do nothing if
96 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed
99 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
102 * var-tracking.c (canonicalize_vars_star): New.
103 (dataflow_post_merge_adjust): Use it.
105 2010-03-18 Jakub Jelinek <jakub@redhat.com>
108 * var-tracking.c (non_suitable_const): New function.
109 (add_uses): For DEBUG_INSNs with constants, don't record any
110 value, instead just the constant value itself.
111 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
112 is not VAR_LOC_UNKNOWN_P, set var to the constant.
113 (emit_notes_in_bb): Likewise.
114 (emit_note_insn_var_location): For onepart variables if
115 cur_loc is a VOIDmode constant, use DECL_MODE.
117 2010-03-18 Martin Jambor <mjambor@suse.cz>
120 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
121 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
122 all non-clones. Moved call redirection...
123 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new
125 (cgraph_materialize_all_clones): Dispose of all
126 combined_args_to_skip bitmaps.
127 (verify_cgraph_node): Do not check for edges pointing to wrong
128 nodes in inline clones.
129 * tree-inline.c (copy_bb): Call
130 cgraph_redirect_edge_call_stmt_to_callee.
131 * ipa.c (cgraph_remove_unreachable_nodes): Call
132 cgraph_node_remove_callees even when there are used clones.
134 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
136 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
138 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
141 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
144 2010-03-18 Michael Matz <matz@suse.de>
147 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
148 into sqrt(x) if we need to preserve signed zeros.
150 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
151 Eric Botcazou <ebotcazou@adacore.com>
153 PR rtl-optimization/43360
154 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
155 note if we don't know its invariant status.
157 2010-03-18 Michael Matz <matz@suse.de>
159 PR tree-optimization/43402
160 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
161 PHI chains of ssa names registered for update.
163 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
166 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
167 non-offsettable and pre_modify update addressing.
168 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
169 and "2" alternatives "#".
170 (*movdd_softfloat32): Make all alternatives "#";
171 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
172 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
173 (*movdf_softfloat32): Make all alternatives "#";
174 (movdi): Use the new DIFD mode iterator to create a common splitter
175 for movdi, movdf and movdd patterns.
177 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
179 * common.opt (dumpdir): Remove redundant tab.
181 2010-03-17 Martin Jambor <mjambor@suse.cz>
183 PR tree-optimization/43347
184 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
185 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
187 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
189 PR rtl-optimization/42216
190 * regrename.c (create_new_chain): New function, broken out from...
191 (scan_rtx_reg): ... here. Call it. Handle the case where we are
192 appending a use to an empty chain.
193 (build_def_use): Remove previous changes that convert OP_INOUT to
194 OP_OUT operands; instead detect the case where an OP_INOUT operand
195 uses a previously untracked register and create an empty chain for
198 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
200 * doc/extend.texi (Function Attributes): Rewrite unfinished
201 sentence in ms_abi documentation.
203 2010-03-17 Alan Modra <amodra@gmail.com>
205 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
206 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
207 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
208 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
210 2010-03-16 Richard Henderson <rth@redhat.com>
213 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
214 (lower_try_finally): Save and restore eh_seq around the expansion
217 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
219 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
220 statements before splitting block.
222 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
224 * doc/sourcebuild.texi (Testsuites): Fix markup.
225 Use pathnames relative to gcc/testsuite.
226 (Test Directives): Move description of how timeout is determined.
227 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
228 (C Tests): Correct gcc.misc-tests directory.
229 Framework tests now live in gcc.test-framework.
231 2010-03-16 Richard Guenther <rguenther@suse.de>
234 * tree-cfg.c (gimple_merge_blocks): When propagating virtual
235 PHI operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI
238 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
239 Alexandre Oliva <aoliva@redhat.com>
241 PR tree-optimization/42917
242 * lambda-code.c (remove_iv): Skip debug statements.
243 (lambda_loopnest_to_gcc_loopnest): Likewise.
244 (not_interesting_stmt): Debug statements are not interesting.
246 2010-03-16 Jakub Jelinek <jakub@redhat.com>
250 * cselib.c (cselib_preserve_constants,
251 cfa_base_preserved_val): New static variables.
252 (preserve_only_constants): New function.
253 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
254 clear its REG_VALUES. If cselib_preserve_constants, don't
255 empty the whole hash table, but preserve there VALUEs with constants,
256 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
257 (cselib_preserve_cfa_base_value): New function.
258 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
259 (cselib_init): Change argument to int bitfield. Set
260 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
262 (cselib_finish): Clear cselib_preserve_constants and
263 cfa_base_preserved_val.
264 * cselib.h (enum cselib_record_what): New enum.
265 (cselib_init): Change argument to int.
266 (cselib_preserve_cfa_base_value): New prototype.
267 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
268 * dse.c (dse_step1): Likewise.
269 * cfgcleanup.c (thread_jump): Likewise.
270 * sched-deps.c (sched_analyze): Likewise.
271 * gcse.c (local_cprop_pass): Likewise.
272 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
273 If FN is non-NULL, call the callback always and whenever it returns
274 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
275 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
276 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
277 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
278 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
279 * var-tracking.c: Include recog.h.
280 (bb_stack_adjust_offset): Remove.
281 (vt_stack_adjustments): Don't call it, instead just gather the
282 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
283 (adjust_stack_reference): Remove.
284 (compute_cfa_pointer): New function.
285 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
286 (struct adjust_mem_data): New type.
287 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
289 (get_address_mode): New function.
290 (replace_expr_with_values): Use it.
291 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
292 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
293 (adjust_sets): Remove.
294 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
295 Use get_address_mode.
296 (get_adjusted_src): Remove.
297 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
298 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
299 (add_with_sets): Don't call adjust_sets.
300 (fp_setter, vt_init_cfa_base): New functions.
301 (vt_initialize): Change return type to bool. Move most of pool etc.
302 initialization to the beginning of the function from end. Pass
303 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
304 If !frame_pointer_needed, call vt_stack_adjustment before mos
305 vector is filled, call vt_init_cfa_base if argp/framep has been
306 eliminated to sp. If frame_pointer_needed and argp/framep has
307 been eliminated to hard frame pointer, set
308 hard_frame_pointer_adjustment and call vt_init_cfa_base after
309 encountering fp setter in the prologue. For MO_ADJUST, call
310 log_op_type before pusing the op into mos vector, not afterwards.
311 Call adjust_insn before cselib_process_insn/add_with_sets,
312 call cancel_changes (0) afterwards.
313 (variable_tracking_main_1): Adjust for vt_initialize calling
314 vt_stack_adjustments and returning whether it succeeded or not.
316 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
318 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
321 2010-03-15 Jakub Jelinek <jakub@redhat.com>
323 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
325 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
326 drap_reg has not been set.
328 2010-03-15 Michael Matz <matz@suse.de>
331 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
332 use it to expand block copies.
333 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
334 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
335 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
337 2010-03-15 Richard Guenther <rguenther@suse.de>
339 PR tree-optimization/43367
340 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
343 2010-03-15 Richard Guenther <rguenther@suse.de>
345 PR tree-optimization/43317
346 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
348 2010-03-15 Martin Jambor <mjambor@suse.cz>
350 PR tree-optimization/43141
351 * tree-sra.c (create_abstract_origin): New function.
352 (modify_function): Call create_abstract_origin.
354 2010-03-15 Chris Demetriou <cgd@google.com>
356 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
359 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
362 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
363 call insert_out_of_ssa_copy for default definitions.
365 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
367 * graphite-clast-to-gimple.c (my_long_long): Defined.
368 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
369 * graphite-sese-to-poly.c (my_long_long): Defined.
370 (scop_ivs_can_be_represented): Use it.
372 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
374 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
375 graphite-max-bbs-per-function, and loop-block-tile-size.
376 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
378 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
380 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
382 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
384 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
385 (add_upper_bounds_from_estimated_nit): New.
386 (build_loop_iteration_domains): Use it.
388 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
390 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
392 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
395 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
396 should be an INTEGER_CST. Also handle CASE_CONVERT.
398 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
400 * graphite.c (graphite_initialize): To bound the number of bbs per
401 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
402 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
403 * doc/invoke.texi: Document it.
405 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
407 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
408 * graphite-sese-to-poly.h (build_poly_scop): Same.
410 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
412 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
413 the number of parameters in the scop. Use as an upper bound
414 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
415 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
416 * doc/invoke.texi: Document it.
418 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
420 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
421 * doc/c-tree.texi: Remove.
422 * doc/generic.texi: Merge c-tree.texi here.
423 * doc/gccint.texi (Trees): Remove menu entry.
424 (c-tree.texi): Remove @include.
425 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
426 * doc/languages.texi (Reading RTL): Ditto.
428 2010-03-12 Steve Ellcey <sje@cup.hp.com>
431 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
433 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
436 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
437 code added to work around reload clobbering CONST insns.
439 2010-03-12 Jakub Jelinek <jakub@redhat.com>
441 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
442 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
443 (cselib_preserve_only_values): Remove retain argument, don't
444 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
445 * cselib.h (cselib_preserve_only_values): Remove retain argument.
446 * var-tracking.c (micro_operation): Move insn field before union.
447 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
448 (struct variable_tracking_info_def): Remove n_mos field, change
449 mos into a vector of micro_operations.
450 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
451 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
452 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
453 changing into a vector.
454 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
455 come before all other uops generated by add_stores.
456 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
458 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
459 a vector. Run just one pass over the bbs instead of separate counting
460 and computation phase.
461 (vt_finalize): Free VTI (bb)->mos vector instead of array.
464 * tree-inline.c (remap_decls): Put old_var rather than origin_var
465 into *nonlocalized_list vector.
466 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
467 even if origin is non-NULL.
468 (gen_variable_die): Likewise.
469 (process_scope_var): Don't change origin.
470 (gen_decl_die): Likewise.
471 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
472 before adding new edges instead of after it, fix moving over
475 2010-03-11 David S. Miller <davem@davemloft.net>
477 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
479 * configure: Rebuild.
481 2010-03-11 Martin Jambor <mjambor@suse.cz>
483 PR tree-optimization/43257
484 * tree.c (assign_assembler_name_if_neeeded): New function.
485 (free_lang_data_in_cgraph): Assembler name assignment moved to the
487 * tree.h (assign_assembler_name_if_neeeded): Declare.
488 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
489 the function if needed.
491 2010-03-11 Chris Demetriou <cgd@google.com>
493 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
494 include/stdint-gcc.h, and include/stdint.h world-readable.
496 2010-03-11 Richard Guenther <rguenther@suse.de>
498 PR tree-optimization/43255
499 * tree-vrp.c (process_assert_insertions_for): Do not insert
500 asserts for trivial conditions.
502 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
504 PR tree-optimization/43280
505 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
506 generation. Move calculation of size out of the if branch.
507 (find_bswap): Modify compare number generation.
509 2010-03-11 Richard Guenther <rguenther@suse.de>
512 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
513 (input_gimple_stmt): Fixup handled component types during
514 operand read. Also fix up decls in ADDR_EXPRs.
516 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
518 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
519 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
521 2010-03-10 Jan Hubicka <jh@suse.cz>
524 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
525 * varasm.c (get_variable_section): Don't do that here...
526 (make_decl_rtl): ... and here.
527 (do_assemble_alias): Produce decl RTL.
528 (assemble_alias): Likewise.
530 2010-03-10 Jakub Jelinek <jakub@redhat.com>
533 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
534 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
536 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
537 (based_loc_descr): Only express drap or vdrap regno based expressions
538 using DW_OP_fbreg when not optimizing.
539 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
540 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
541 REG_CFA_SET_VDRAP note.
543 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
545 PR tree-optimization/43236
546 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
547 error in calculation of base address in reverse iteration case.
548 (generate_builtin): Take number of latch executions if the statement
551 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
554 * tree-eh.c: Include pointer-set.h.
555 (lower_eh_dispatch): Filter out duplicate case labels and
556 remove the unneeded edge when the label is unused. Return
557 true when some edges are removed.
558 (execute_lower_eh_dispatch): When any lowering resulted in
559 removing an edge, also delete unreachable blocks.
561 2010-03-10 Jakub Jelinek <jakub@redhat.com>
564 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
565 UNSPEC_MACHOPIC_OFFSET.
567 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
570 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
571 (m68k_delegitimize_address): New function.
573 2010-03-09 Jakub Jelinek <jakub@redhat.com>
576 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
579 * var-tracking.c (adjust_sets): New function.
580 (count_with_sets, add_with_sets): Use it.
581 (get_adjusted_src): New inline function.
582 (add_stores): Use it.
585 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
586 call cselib_dummy_expand_value_rtx_cb instead of
587 cselib_expand_value_rtx_cb.
590 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
591 * config/i386/i386.c: Include debug.h and dwarf2out.h.
592 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
593 and .cfi_endproc around the pic thunks.
594 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
595 all queued unwind info register saves are saved before the call.
596 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
597 considered as sp-=4 for unwind info and the pop as sp+=4 which
598 also clobbers dest, but doesn't actually restore it.
601 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
604 2010-03-09 Jie Zhang <jie@codesourcery.com>
606 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
607 whitespaces in output template.
609 2010-03-09 Jie Zhang <jie@codesourcery.com>
611 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
614 2010-03-08 Jakub Jelinek <jakub@redhat.com>
616 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
617 builtins.exp in a separate job.
619 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
621 * graphite-sese-to-poly.c (add_param_constraints): Use
622 lower_bound_in_type and upper_bound_in_type.
624 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
626 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
627 instead of unsigned_type_node.
629 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
630 Reza Yazdani <reza.yazdani@amd.com>
633 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
634 on pointer type parameters.
636 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
640 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
641 handle conversions from pointer to integers.
642 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
643 induction variable, to be able to work with code generated by CLooG.
644 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
645 (build_poly_scop): Bail out if we cannot codegen a loop.
647 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
649 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
650 code generation with gloog_error.
652 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
654 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
655 Call fold_convert on all the returned values.
656 (expand_scalar_variables_expr): Pass to
657 expand_scalar_variables_ssa_name the type of the resulting expression.
659 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
661 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
662 ppl_min_for_le_pointset.
663 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
664 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
666 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
668 * graphite-dependences.c (map_into_dep_poly): Removed.
669 (dependence_polyhedron_1): Use combine_context_id_scat.
671 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
673 * graphite-poly.h (struct poly_scattering): Add layout documentation.
674 (struct poly_bb): Same.
675 (combine_context_id_scat): New.
677 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
680 * sese.c (name_defined_in_loop_p): Return false for default
683 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
685 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
686 and clean up the logic.
688 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
690 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
693 2010-03-08 Jakub Jelinek <jakub@redhat.com>
695 * var-tracking.c (remove_cselib_value_chains): Define only for
697 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
698 delete_slot_part, emit_notes_for_differences_1): Don't call
699 remove_cselib_value_chains here.
700 (set_slot_part, emit_notes_for_differences_2): Don't call
701 add_cselib_value_chains here.
702 (preserved_values): New vector.
703 (preserve_value): New function.
704 (add_uses, add_stores, vt_add_function_parameters): Use it
705 instead of cselib_preserve_value.
706 (changed_values_stack): New vector.
707 (check_changed_vars_0): New function.
708 (check_changed_vars_1, check_changed_vars_2): Use it.
709 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
710 changed_values_stack VALUEs.
711 (vt_emit_notes): For all preserved_values call
712 add_cselib_value_chains. If ENABLE_CHECKING call
713 remove_cselib_value_chains before verifying value_chains is empty.
714 Initialize and free changed_values_stack.
715 (vt_initialize): Initialize preserved_values.
716 (vt_finalize): Free preserved_values.
718 2010-03-08 Richard Guenther <rguenther@suse.de>
720 PR tree-optimization/43269
721 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
724 2010-03-08 Martin Jambor <mjambor@suse.cz>
726 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
727 (ipa_is_param_called): Removed.
728 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
729 (ipa_print_node_params): Do not print the called flag.
730 (ipa_write_node_info): Do not stream the called flag.
731 (ipa_read_node_info): Likewise.
733 2010-03-07 Jakub Jelinek <jakub@redhat.com>
736 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
737 * cselib.c (struct expand_value_data): Add dummy field.
738 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
740 (cselib_dummy_expand_value_rtx_cb): New function.
741 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
743 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
744 * var-tracking.c: Include pointer-set.h.
745 (variable): Change n_var_parts to char from int. Add
746 cur_loc_changed and in_changed_variables fields.
747 (variable_canonicalize): Remove.
748 (shared_var_p): New inline function.
749 (unshare_variable): Maintain cur_loc_changed and
750 in_changed_variables fields. If var was in changed_variables,
751 replace it there with new_var. Just copy cur_loc instead of
752 resetting it to something else.
753 (variable_union): Don't recompute cur_loc. Use shared_var_p.
754 (dataflow_set_union): Don't call variable_canonicalize.
755 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
756 of their DEBUG_EXPR_TREE_DECLs.
757 (canonicalize_loc_order_check): Verify that cur_loc is NULL
758 and in_changed_variables and cur_loc_changed is false.
759 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
760 and cur_loc_changed. Don't update cur_loc here.
761 (variable_merge_over_src): Don't call variable_canonicalize.
762 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
763 removing loc that is equal to cur_loc, clear cur_loc,
764 set cur_loc_changed and ensure variable_was_changed is called.
765 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
766 compare pointers in cur_loc check, if it is equal to loc,
767 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
768 (variable_different_p): Remove compare_current_location argument,
769 don't compare cur_loc.
770 (dataflow_set_different_1): Adjust variable_different_p caller.
771 (variable_was_changed): If dv had some var in changed_variables
772 already, reset in_changed_variables flag for it and propagate
773 cur_loc_changed over to the new variable. On empty var
774 always set cur_loc_changed. Set in_changed_variables on whatever
775 var is added to changed_variables.
776 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
777 Use shared_var_p. When removing loc that is equal to cur_loc,
778 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
779 end, don't set it to something else, just call variable_was_changed.
780 (delete_slot_part): Use shared_var_p. When cur_loc equals to
781 loc being removed, clear cur_loc and set cur_loc_changed.
782 Set cur_loc_changed if all locations have been removed.
783 (struct expand_loc_callback_data): New type.
784 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
785 allocated. Always create SUBREGs if simplify_subreg failed.
786 Prefer to use cur_loc, when that fails and still in
787 changed_variables (and seen first time) recompute it. Set
788 cur_loc_changed of variables which had to change cur_loc and
789 compute elcd->cur_loc_changed if any of the subexpressions used
790 had to change cur_loc.
791 (vt_expand_loc): Adjust to pass arguments in
792 expand_loc_callback_data structure.
793 (vt_expand_loc_dummy): New function.
794 (emitted_notes): New variable.
795 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
796 that weren't used for any other decl in current
797 emit_notes_for_changes call call vt_expand_loc_dummy to update
798 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
799 first loc_chain location if NULL before. Always use just
800 cur_loc instead of first loc_chain location. When cur_loc_changed
801 is false, when not --enable-checking=rtl just don't emit any note.
802 When rtl checking, compute the note and assert it is the same
803 as previous note. Clear cur_loc_changed and in_changed_variables
804 at the end before removing from changed_variables.
805 (check_changed_vars_3): New function.
806 (emit_notes_for_changes): Traverse changed_vars to call
807 check_changed_vars_3 on each changed var.
808 (emit_notes_for_differences_1): Clear cur_loc_changed and
809 in_changed_variables. Recompute cur_loc of new_var.
810 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
811 (vt_emit_notes): Initialize and destroy emitted_notes.
813 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
815 PR rtl-optimization/42220
816 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
817 Use verify_reg_tracked to determine if we should use OP_OUT rather
819 (build_def_use): If we see an in-out operand for a register that we
820 know nothing about, treat is an output if possible, fail the block if
823 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
826 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
829 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
832 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
833 uses of relevant DEFs that are dead outside the loop too.
835 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
837 * var-tracking.c (dataflow_set_merge): Swap src and src2.
839 2010-01-13 Jakub Jelinek <jakub@redhat.com>
841 * var-tracking.c (values_to_unmark): New variable.
842 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
843 values_to_unmark vector. Moved body to...
844 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
845 instead queue it into values_to_unmark vector.
846 (vt_find_locations): Free values_to_unmark vector.
848 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
850 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
851 (site.exp): Export them when plugins are enabled.
853 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
856 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
858 (chrec_fold_multiply): Same.
860 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
863 * c-decl.c (build_compound_literal): Return early if init is
866 2010-03-04 Martin Jambor <mjambor@suse.cz>
868 PR tree-optimization/43164
869 PR tree-optimization/43191
870 * tree-sra.c (type_consists_of_records_p): Reject records with
871 zero-size bit-fields at the end.
873 2010-03-04 Mike Stump <mikestump@comcast.net>
875 * Makefile.in (TAGS): Remove *.y.
877 2010-03-04 Richard Guenther <rguenther@suse.de>
879 PR tree-optimization/40761
880 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
882 (my_rev_post_order_compute): New function.
885 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
888 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
889 decrease the cost of an IV candidate when the cost is infinite.
891 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
893 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
894 Use '3DNow!' for the extension of that name, ensure normal space
896 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
898 2010-03-03 Jeff Law <law@redhat.com>
900 * PR middle-end/32693
901 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
903 (extract_bit_field_1): Likewise.
905 2010-03-03 Janis Johnson <janis187@us.ibm.com>
907 * doc/sourcebuild.texi (Test directives): Document that arguments
908 include-opts and exclude-opts are now optional for dg-skip-if,
909 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
911 2010-03-03 Jason Merrill <jason@redhat.com>
914 * cgraph.h (varpool_node): Add extra_name field.
915 * varpool.c (varpool_extra_name_alias): New.
916 (varpool_assemble_decl): Emit extra name aliases.
917 (varpool_mark_needed_node): Look past an extra name alias.
918 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
919 * lto-streamer-in.c (lto_input_tree): Read it.
920 * lto-streamer-out.c (output_unreferenced_globals): Write it.
922 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
924 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
925 (sparc*-*-solaris2*): ...this.
927 2010-03-03 Jakub Jelinek <jakub@redhat.com>
930 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
931 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
932 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
933 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
936 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
937 fallthrough to default handling, just with want_address 0 instead of 2.
938 For single element lists, add_AT_loc directly, otherwise create an
939 artificial variable DIE and stick location list to it.
942 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
943 (VAL_EXPR_HAS_REVERSE): Define.
944 (reverse_op): New function.
945 (add_stores): For reversible operations add an extra MO_VAL_USE.
947 2010-03-02 Jason Merrill <jason@redhat.com>
949 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
951 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
953 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
954 (sparc64-*-linux*): Likewise.
955 (sparc64-*-solaris2*): Include assembler files before linker ones.
956 (sparc-*-solaris2*): Simplify and reorder to match previous case.
957 * config/sparc/gas.h: Delete.
958 * config/sparc/sol2-64.h: Add copyright notice.
959 * config/sparc/sol2-gas-bi.h: Likewise.
960 * config/sparc/sol2-gld.h: Likewise.
961 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
962 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
963 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
964 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
965 (sparc_elf_asm_named_section): Rename into...
966 (sparc_solaris_elf_asm_named_section): ...this. Always define.
968 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
970 * config/alpha/alpha.c (override_options): Fix -mtune error message.
972 2010-03-02 Jeff Law <law@redhat.com>
975 * reload1.c (rtx_p, substitute_stack): Declare.
976 (substitute): Record addresses of changed rtxs.
977 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
978 Restore the original rtx when complete.
979 (reload): Free subsitute_stack when complete.
981 2010-03-02 Janis Johnson <janis187@us.ibm.com>
983 * doc/gccint.texi (menu): Add Testsuites as a chapter.
984 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
986 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
987 LTO Testing, gcov Testing, profopt Testing, compat Testing,
988 Torture Tests): Change from subsection to section.
990 2010-03-02 Jakub Jelinek <jakub@redhat.com>
991 Steven Bosscher <steven@gcc.gnu.org>
993 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
996 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
999 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1000 the assignment from the new induction variable to the assignment
1001 of the value from the original loop PHI function.
1003 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1004 Daniel Jacobowitz <dan@codesourcery.com>
1006 * doc/sourcebuild.texi (Test directives): Clarify options to
1009 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1011 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1012 Disable cfi directives unless GCC and gas agree on using read-only
1013 .eh_frame sections for 64-bit.
1014 * configure: Regenerate.
1016 2010-03-01 Richard Guenther <rguenther@suse.de>
1018 PR tree-optimization/43220
1019 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1020 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1022 2010-03-01 Richard Guenther <rguenther@suse.de>
1023 Martin Jambor <mjambor@suse.cz>
1026 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1027 gimplified parameters.
1029 2010-03-01 Christian Bruel <christian.bruel@st.com>
1031 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1033 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1035 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1037 2010-03-01 Richard Guenther <rguenther@suse.de>
1040 * expr.c (expand_assignment): Use the alias-oracle to tell
1041 if the rhs aliases the result decl.
1043 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1046 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1047 to sol_gt_pch_get_address.
1048 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1049 64-bit, SPARC and x86.
1050 (sol_gt_pch_get_address): New function.
1052 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1054 * toplev.h (inform_n, error_n): Declare.
1055 * diagnostic.c (inform_n, error_n): New function.
1057 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1059 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1060 has no rtl yet when processing local_decls, queue it and recheck
1061 if deferred stack allocation hasn't assigned it rtl.
1063 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1065 * config/sh/sh.c (unspec_bbr_uid): New.
1066 (gen_block_redirect): Use it instead of INSN_UID.
1067 (gen_far_branch): Likewise.
1069 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1071 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1072 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1074 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1076 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1077 (Warning Options): -Wno-conversion-null is valid for
1078 Objective-C++ as well.
1079 * doc/tm.texi (Named Address Spaces): Likewise.
1080 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1081 * doc/tree-ssa.texi (Tree SSA): Likewise.
1083 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1086 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1087 by default. Don't set the default arch for
1088 i[34567]86-*-darwin*|x86_64-*-darwin*.
1090 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1093 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1094 default. Set the default 32bit/64bit archs with $with_arch
1095 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1097 2010-02-27 Richard Guenther <rguenther@suse.de>
1099 PR tree-optimization/43186
1100 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1101 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1102 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1103 unroller iterations.
1105 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1107 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1108 required and i[34567]86-*-* targets don't support 64bit ISA.
1110 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1113 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1116 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1118 * config.gcc: Set the default arch at least to Prescott for
1119 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1120 if SSE math is enabled.
1122 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1124 * diagnostic.c (diagnostic_initialize): Update.
1125 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1127 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1128 (diagnostic_inhibit_notes): New.
1129 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1131 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1134 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1135 * doc/standards.texi: Likewise.
1136 * doc/extend.texi: Likewise.
1137 * doc/trouble.texi: Likewise.
1138 * doc/cppopts.texi: Likewise.
1139 * doc/install.texi: Likewise.
1140 * c.opt (std=c90,std=gnu90): New options.
1141 * c-opts.c (c_common_handle_option): Handle them.
1143 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1146 * c-decl.c (undeclared_variable): Use an informative note.
1148 2010-02-26 Richard Guenther <rguenther@suse.de>
1150 PR tree-optimization/43186
1151 * gimple.h (gimple_fold): Remove.
1152 * gimple.c (gimple_fold): Remove. Inline into single user ...
1153 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1154 Try harder for conditions.
1156 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1159 * function.c (used_types_insert): Don't skip through named pointer
1160 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1161 and it is different from the main variant's type.
1163 2010-02-26 Nick Clifton <nickc@redhat.com>
1165 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1167 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1169 * config.gcc: Support --with-fpmath=sse for x86.
1171 * config/i386/ssemath.h: New.
1173 * doc/install.texi (--with-fpmath=sse): Documented.
1175 2010-02-26 Richard Guenther <rguenther@suse.de>
1177 PR tree-optimization/43188
1178 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1179 vector types of over-aligned element type.
1181 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1184 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1185 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1187 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1189 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1191 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1193 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1194 * var-tracking.c: Include diagnostic.h.
1195 (debug_dv): New function.
1196 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1199 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1200 (add_value_chain, add_value_chains, remove_value_chain,
1201 remove_value_chains): Handle DEBUG_EXPRs.
1202 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1205 * regcprop.c (struct queued_debug_insn_change): New type.
1206 (struct value_data_entry): Add debug_insn_changes field.
1207 (struct value_data): Add n_debug_insn_changes field.
1208 (debug_insn_changes_pool): New variable.
1209 (free_debug_insn_changes, apply_debug_insn_changes,
1210 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1211 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1212 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1214 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1216 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1217 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1218 changes, call cprop_find_used_regs via note_stores.
1219 (copyprop_hardreg_forward): When copying vd from predecessor
1220 which has any queued DEBUG_INSN changes, make sure the pointers are
1221 cleared. At the end call df_analyze and then if there are any
1222 DEBUG_INSN changes queued at the end of some basic block for still
1223 live registers, apply them.
1224 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1226 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1228 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1231 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1233 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1234 targets. Set the default with_cpu/with_arch from arch/cpu.
1235 Allow x86-64 and native for with_cpu/with_arch.
1237 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1239 * ebitmap.c: Change calls to verify_popcount with calls to
1240 sbitmap_verify_popcount.
1241 (ebitmap_clear_bit): Fixed map->cacheindex test and
1242 map>cache update when bit clearing results in an empty
1245 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1248 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1249 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1250 and support both V2DF and V2DI modes.
1251 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1252 support both V2DF and V2DI modes.
1253 (general): Delete trailing whitespace from a few patterns.
1255 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1256 V2DF/V2DI interleave high/low builtins.
1258 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1261 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1262 interleave high/low functions.
1264 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1266 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1267 #pragma extern_prefix.
1269 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1272 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1273 BLKmode, assert op0 is a MEM and just adjust its mode.
1276 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1277 if bitpos isn't multiple of mode's bitsize.
1279 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1281 * c.opt (-ftemplate-depth=): New.
1282 (-ftemplate-depth-): Deprecate.
1283 * optc-gen.awk: Handle -ftemplate-depth=.
1284 * opth-gen.awk: Likewise.
1285 * c-opts.c (c_common_handle_option): Likewise.
1286 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1288 2010-02-24 Jason Merrill <jason@redhat.com>
1290 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1292 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1294 * cfg.c (alloc_aux_for_block): Remove inline.
1295 (alloc_aux_for_edge): Likewise.
1297 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1299 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1301 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1303 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1304 * config/i386/sol2-gas.h: New file.
1305 * config.gcc (i[34567]86-*-solaris2*): Use it.
1307 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1310 * c-typeck.c (ep_convert_and_check): New.
1311 (build_conditional_expr): Use it.
1312 (build_binary_op): Likewise.
1314 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1316 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1319 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1320 bounds even for -O+.
1321 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1322 expr needs to have DECL_NAME set.
1324 2010-02-24 Nick Clifton <nickc@redhat.com>
1326 * config/mep/mep.c: Include gimple.h.
1327 (mep_function_uses_sp): Delete unused function.
1328 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1329 parameters. Use unsigned integers to count args. Return a
1330 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1332 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1335 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1336 greater or equal to nelt instead of 2 * nelt.
1337 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1340 2010-02-23 Jason Merrill <jason@redhat.com>
1343 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1344 in cfun->local_decls even if they have register types.
1347 * stor-layout.c (place_field): Don't warn about unnecessary
1348 DECL_PACKED if the type is packed.
1350 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1353 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1354 GOTOFF relocs, even when the base reg isn't pic pointer.
1356 2010-02-23 Michael Matz <matz@suse.de>
1359 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1360 (expand_gimple_basic_block): Generate and use debug temps if there
1361 are debug uses left after the last real use of TERed ssa names.
1362 Unlink debug immediate uses when they are expanded.
1364 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1367 * config/i386/i386.c (override_options): Reorganise to provide
1368 better error messages.
1370 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1373 * graphite-scop-detection.c (create_single_exit_edge): Move
1374 the call to find_single_exit_edge to....
1375 (create_sese_edges): ...here. Don't handle multiple edges
1376 exiting the function.
1377 (build_graphite_scops): Don't handle multiple edges
1378 exiting the function.
1380 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1383 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1384 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1386 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1389 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1391 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1394 * c-typeck.c (convert_arguments): Print declaration location.
1395 * c-common.c (validate_nargs): Rename as
1396 builtin_function_validate_nargs.
1397 (check_builtin_function_arguments): Update.
1399 2010-02-22 Richard Guenther <rguenther@suse.de>
1402 * tree-inline.c (declare_return_variable): Use the type of
1403 the call stmt lhs if available.
1405 2010-02-22 Duncan Sands <baldrick@free.fr>
1407 * passes.c (register_pass): Always consider all pass lists when
1408 ref_pass_instance_number is zero.
1410 2010-02-22 Richard Guenther <rguenther@suse.de>
1412 PR tree-optimization/42749
1413 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1414 parameter. Do arithmetic in the original type.
1415 (update_accumulator_with_ops): Likewise.
1416 (adjust_accumulator_values): Adjust.
1418 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1420 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1421 (QI to BLKmode splitter): New splitter.
1423 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1425 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1426 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1428 2010-02-22 Richard Guenther <rguenther@suse.de>
1430 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1432 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1434 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1435 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1436 ($(T)crti.o, $(T)crtn.o): Remove rules.
1438 2010-02-21 Tobias Burnus <burnus@net-b.de>
1441 * doc/invoke.texi (-fassociative-math): Document that this
1442 option is automatically enabled for Fortran.
1444 2010-02-20 David S. Miller <davem@davemloft.net>
1446 * configure.ac: Test if linker and assembler properly support
1447 GOTDATA_OP relocations.
1448 * configure: Rebuild.
1449 * config.in: Likewise.
1450 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1451 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1452 (movsi_high_pic): Likewise.
1453 (movdi_lo_sum_pic): Likewise.
1454 (movdi_high_pic): Likewise.
1455 (movsi_pic_gotdata_op): New pattern.
1456 (movdi_pic_gotdata_op): Likewise.
1457 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1458 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1460 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1463 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1464 attribute to ssemul.
1465 (xop_mulv2div2di3_high): Ditto.
1467 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1470 * c.opt (Wconversion-null): New option.
1471 * doc/invoke.texi (Wconversion-null): Document.
1473 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1475 * common.opt (Wlarger-than-): Add Undocumented.
1477 2010-02-19 Mike Stump <mikestump@comcast.net>
1479 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1481 2010-02-19 Jason Merrill <jason@redhat.com>
1484 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1485 * configure: Likewise.
1487 2010-02-20 Alan Modra <amodra@gmail.com>
1490 * cgraph.h (cgraph_make_decl_local): Declare.
1491 * cgraph.c (cgraph_make_decl_local): New function.
1492 (cgraph_make_node_local): Use it.
1493 * cgraphunit.c (cgraph_function_versioning): Likewise.
1494 * ipa.c (function_and_variable_visibility): Likewise.
1496 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1499 * except.c (sjlj_emit_function_enter): Don't call
1500 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1502 * rtl.h (add_reg_br_prob_note): Remove prototype.
1504 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1507 * c-common.c (conversion_warning): Remove widening conversions
1508 before checking the conversion of integers to reals.
1510 2010-02-19 Mike Stump <mikestump@comcast.net>
1513 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1516 * cgraphunit.c (process_function_and_variable_attributes): Check
1517 DECL_PRESERVE_P instead of looking up attribute "used".
1518 * ipa-pure-const.c (check_decl): Likewise.
1519 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1520 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1521 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1522 instead of attribute "used".
1523 * config/sol2-c.c (solaris_pragma_init): Likewise.
1524 (solaris_pragma_fini): Likewise.
1526 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1528 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1529 Use XCNEW instead of xcalloc.
1530 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1531 XNEW instead of xmalloc.
1532 (get_fields): Use XNEWVEC instead of xmalloc.
1535 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1536 populate vars array.
1537 (create_new_general_access): For debug stmts just reset value.
1538 (get_stmt_accesses): For accesses within debug stmts just record them
1539 using add_access_to_acc_sites instead of preventing the peeling or
1540 counting them as accesses.
1543 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1545 2010-02-19 Richard Guenther <rguenther@suse.de>
1547 PR tree-optimization/42916
1548 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1551 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1553 * configure.ac: Replace all uses of changequote in macro arguments
1554 with proper quoting.
1556 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1559 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1561 2010-02-19 Richard Guenther <rguenther@suse.de>
1563 PR tree-optimization/42944
1564 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1565 test for aliasing with errno.
1567 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1570 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1571 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1572 * dojump.c: Include output.h.
1573 (inv): New inline function.
1574 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1575 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1576 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1577 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1578 argument, pass it down to other calls.
1579 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1580 add REG_BR_PROB note to the conditional jump.
1581 * cfgexpand.c (add_reg_br_prob_note): Removed.
1582 (expand_gimple_cond): Don't call it, add the probability
1583 as last argument to jumpif_1/jumpifnot_1.
1584 * Makefile.in (dojump.o): Depend on output.h.
1585 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1587 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1588 * stmt.c (do_jump_if_equal): Likewise.
1589 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1590 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1591 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1593 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1594 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1595 jumpifnot_1 callers.
1596 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1598 (store_expr): Adjust jumpifnot caller.
1599 (store_constructor): Adjust jumpif caller.
1602 * gimplify.c (gimple_boolify): For __builtin_expect call
1603 gimple_boolify also on its first argument.
1605 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
1607 * configure.ac (gnu-unique-object): Wrap regexps using [] in
1609 (__stack_chk_fail): Ditto. Remove quadrigraphs.
1610 * configure: Regenerated.
1612 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1614 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
1615 lang_hooks.types_compatible_p instead of comptypes.
1617 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
1619 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
1620 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
1621 if __prefer_thumb__ is defined.
1623 2010-02-18 Martin Jambor <mjambor@suse.cz>
1625 PR tree-optimization/43066
1626 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
1627 array with zero-sized element type.
1629 2010-02-18 Jakub Jelinek <jakub@redhat.com>
1631 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
1632 rtx, allocate struct var_loc_node here and return it to the
1633 caller, and only if it is actually needed.
1634 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
1635 move it earlier and return immediately if it returns NULL.
1637 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
1639 * config/sparc/gas.h: New file. Restore
1640 TARGET_ASM_NAMED_SECTION to its ELF default.
1641 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
1643 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1644 Likewise. Add ATTRIBUTE_UNUSED to prototype.
1645 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
1646 after sparc/sysv4.h.
1648 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
1650 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
1652 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
1654 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
1655 patterns from predicated pattern.
1657 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
1660 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
1661 for insn mnemonic suffix.
1663 2010-02-17 Richard Guenther <rguenther@suse.de>
1665 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
1668 2010-02-17 Jakub Jelinek <jakub@redhat.com>
1671 * caller-save.c (save_call_clobbered_regs): If BB ends with
1672 a DEBUG_INSN, move any notes in between last real insn and the last
1673 DEBUG_INSN after the last DEBUG_INSN.
1675 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
1677 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
1678 Fix return type. Fix argument type. Explain meaning of return value.
1680 2010-02-16 Richard Guenther <rguenther@suse.de>
1682 PR tree-optimization/41043
1683 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
1684 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
1686 (vrp_visit_phi_node): ... but only for loop PHI nodes.
1688 2010-02-16 Ira Rosen <irar@il.ibm.com>
1690 PR tree-optimization/43074
1691 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
1692 * tree-vect-loop.c (vect_analyze_loop_operations): Add
1693 vectorizable cycles in hybrid SLP check.
1694 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
1696 2010-02-16 Richard Guenther <rguenther@suse.de>
1698 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
1699 (true_dependence): If memrefs_conflict_p computes must-alias
1700 trust it. Move TBAA check after offset-based disambiguation.
1701 (canon_true_dependence): Likewise.
1703 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
1705 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
1706 * doc/invoke.texi: Document it.
1707 * var-tracking.c: Include toplev.h and params.h.
1708 (vt_find_locations): Return bool indicating success. Compute
1709 hash sizes unconditionally. Check new parameter, report.
1710 (variable_tracking_main_1): Check vt_find_locations results and
1711 retry. Renamed from...
1712 (variable_tracking_main): ... this. New wrapper to preserve
1713 flag_var_tracking_assignments.
1714 * Makefile.in (var-tracking.o): Adjust dependencies.
1716 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
1717 Jakub Jelinek <jakub@redhat.com>
1720 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
1721 if weak_import attribute is present.
1722 * config/darwin.c (machopic_select_section): Likewise.
1724 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
1726 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
1727 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
1728 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
1729 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
1731 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
1733 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1736 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
1737 Rewrite text to refer to the names.
1739 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
1741 * config/i386/i386-builtin-types.def
1742 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
1743 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
1744 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
1745 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
1746 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
1747 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
1748 IX86_BUILTIN_VPERMIL2PS256.
1749 (MULTI_ARG_4_DF2_DI_I): Defined.
1750 (MULTI_ARG_4_DF2_DI_I1): Defined.
1751 (MULTI_ARG_4_SF2_SI_I): Defined.
1752 (MULTI_ARG_4_SF2_SI_I1): Defined.
1753 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
1754 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
1755 __builtin_ia32_vpermil2ps256.
1756 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1757 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1758 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
1759 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1760 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1761 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
1762 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
1763 CODE_FOR_xop_vpermil2v8sf3.
1764 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
1765 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
1766 * config/i386/xopintrin.h (_mm_permute2_pd): New.
1767 (_mm256_permute2_pd): New.
1768 (_mm_permute2_ps): New.
1769 (_mm256_permute2_ps): New.
1771 2010-02-15 Nick Clifton <nickc@redhat.com>
1773 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
1774 boolean parameters. Use emit_jump_insn when emitting a pop
1775 instruction containing a return insn.
1776 (push): Use 'true' rather than '1' as second parameter to F.
1777 (h8300_expand_prologue): Likewise.
1778 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
1779 (h8300_expand_epilogue): Likewise.
1781 2010-02-15 Richard Guenther <rguenther@suse.de>
1784 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
1787 2010-02-15 Nick Clifton <nickc@redhat.com>
1789 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
1792 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
1794 * intl.c (fake_ngettext): New function.
1795 * intl.h (fake_ngettext): Declare.
1796 (ngettext): Define macro.
1797 * collect2.c (notice_translated): New function.
1798 (main): Use notice_translated and ngettext.
1799 * collect2.h (notice_translated): Declare.
1801 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
1803 * reorg.c (delete_computation): Comment fixes.
1804 * caller-save.c (setup_save_areas): Idem.
1805 * sel-sched-dump.c (dump_lv_set): Idem.
1808 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1810 * config/s390/s390.c (s390_sched_init): New function.
1811 (TARGET_SCHED_INIT): Target hook defined.
1813 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
1814 Jack Howarth <howarth@bromo.med.uc.edu>
1815 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1818 Partial revert of unintended change in fix for PR41605.
1819 * config/darwin.h: Fix typo.
1820 * config/darwin9.h: Same.
1822 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1824 * c-pch.c (pch_init): Clear v.
1826 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1829 * graphite-scop-detection.c (graphite_can_represent_scev): Call
1830 graphite_can_represent_init for MULT_EXPR.
1832 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1836 * graphite-sese-to-poly.c (remove_phi): New.
1837 (translate_scalar_reduction_to_array): Call remove_phi.
1839 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1842 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
1843 * graphite-clast-to-gimple.h (gloog): Update declaration.
1844 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
1845 * graphite-poly.h (struct poly_bb): Add missing comments.
1846 (struct scop): Add poly_scop_p field.
1848 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
1849 * graphite.c (graphite_transform_loops): Build the polyhedral
1850 representation for each scop before code generation.
1851 * sese.c (rename_variables_in_operand): Removed.
1852 (rename_variables_in_expr): Return the renamed expression.
1853 (rename_sese_parameters): New.
1854 * sese.h (rename_sese_parameters): Declared.
1856 2010-02-11 Richard Guenther <rguenther@suse.de>
1858 PR tree-optimization/42998
1859 * tree-ssa-pre.c (create_expression_by_pieces): Treat
1860 POINTER_PLUS_EXPR properly.
1862 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1863 Changpeng Fang <changpeng.fang@amd.com>
1866 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
1867 the cost of an IV candidate when the IV is used in a test against zero.
1869 * gcc.dg/tree-ssa/ivopts-3.c: New.
1871 2010-02-11 Richard Guenther <rguenther@suse.de>
1874 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
1875 pointer-vs-decl case by swapping refs. Handle some cases
1876 of pointer-vs-decl disambiguations more conservatively.
1877 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
1878 to false after expanding.
1880 2010-02-11 Richard Guenther <rguenther@suse.de>
1883 * gcc.c (process_command): Handle LTO file@offset case more
1886 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1888 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
1889 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
1891 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
1893 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
1894 if MEM's mode size isn't DWARF2_ADDR_SIZE.
1895 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
1896 Optimize eq/ne comparisons when both arguments are known to be
1898 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
1899 Don't mask operands unnecessarily if they are known to be already
1902 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
1904 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
1907 2010-02-10 Richard Guenther <rguenther@suse.de>
1909 PR tree-optimization/43017
1910 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
1911 for wrapping signed arithmetic.
1913 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1916 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
1917 if no debug info should be emitted for it.
1919 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1921 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
1922 note when flag_exceptions is set.
1924 2010-02-10 Duncan Sands <baldrick@free.fr>
1926 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
1928 2010-02-10 Richard Guenther <rguenther@suse.de>
1931 * tree.c (get_unwidened): Handle constants.
1932 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
1934 2010-02-10 Martin Jambor <mjambor@suse.cz>
1937 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
1938 check for variable argument counts independently.
1940 2010-02-10 Christian Bruel <christian.bruel@st.com>
1943 * config/sh/sh.c (find_barrier): Increase length for non delayed
1944 conditional branches.
1946 2010-02-10 Christian Bruel <christian.bruel@st.com>
1948 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
1950 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1952 * builtins.c (set_builtin_user_assembler_name): Also handle
1953 ffs if int is smaller than word.
1955 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
1958 * ira-conflicts.c (get_dup): Remove.
1959 (process_reg_shuffles): Add new parameter. Use it as an
1960 additional guard for copy generation.
1961 (add_insn_allocno_copies): Rewrite.
1963 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
1965 * common.opt (fsched2-use-traces): Preserved for backward
1967 * doc/invoke.texi: Remove the documentation about option
1968 -fsched2-use-traces.
1969 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
1970 flag_sched2_use_traces.
1971 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
1972 the backward compatibility flag section.
1974 2010-02-09 Richard Guenther <rguenther@suse.de>
1976 PR tree-optimization/43008
1977 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
1978 make HEAP variables initialized from global memory if they
1979 are not known builtin functions.
1980 (find_func_aliases): Adjust.
1982 2010-02-09 Richard Guenther <rguenther@suse.de>
1984 PR tree-optimization/43000
1985 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
1986 arithmetic manually.
1988 2010-02-08 Jakub Jelinek <jakub@redhat.com>
1990 PR tree-optimization/42931
1991 * tree-loop-linear.c (try_interchange_loops): Don't call
1992 double_int_mul if estimated_loop_iterations failed.
1994 2010-02-08 Martin Jambor <mjambor@suse.cz>
1997 * tree-sra.c (build_accesses_from_assign): Do not mark in
1998 should_scalarize_away_bitmap if stmt has volatile ops.
1999 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2002 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2004 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2006 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2008 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2011 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2014 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2016 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2019 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2020 to unknown_dependence.
2021 (graphite_legal_transform_dr): Handle the unknown_dependence.
2022 (graphite_carried_dependence_level_k): Same.
2024 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2026 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2028 2010-02-07 Richard Guenther <rguenther@suse.de>
2031 * expr.c (get_inner_reference): Always initialize *pbitsize.
2033 2010-02-07 Richard Guenther <rguenther@suse.de>
2036 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2037 new ARRAY_REFs on variable size element or minimal index arrays.
2039 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2040 gimple_fold_indirect_ref.
2042 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2045 * arm.c (arm_override_options): Just return if the user has specified
2046 an invalid fpu name.
2048 2010-02-03 Jason Merrill <jason@redhat.com>
2051 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2052 i386_pe_maybe_record_exported_symbol.
2054 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2057 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2058 (pa_delegitimize_address): New function.
2060 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2062 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2063 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2065 2010-02-05 Richard Guenther <rguenther@suse.de>
2068 * lto-streamer-in.c (get_resolution): Deal with references
2069 to undefined functions.
2071 2010-02-05 Richard Guenther <rguenther@suse.de>
2073 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2074 (fold_const_aggregate_ref): Likewise.
2075 (ccp_fold_stmt): Substitute loads.
2076 (maybe_fold_reference): Verify types before substituting.
2078 (fold_gimple_assign): Unshare properly.
2079 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2081 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2083 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2084 for rs6000_gen_cell_microcode.
2086 2010-02-04 Richard Guenther <rguenther@suse.de>
2088 PR rtl-optimization/42952
2089 * dse.c (const_or_frame_p): Remove MEM handling.
2091 2010-02-04 Nick Clifton <nickc@redhat.com>
2093 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2094 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2095 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2096 (mn10300_asm_output_mi_thunk): New function.
2097 (mn10300_can_output_mu_thunk): New function.
2098 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2099 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2100 (FUNCTION_ARG): Delete incorrect comment.
2102 2010-02-03 Jason Merrill <jason@redhat.com>
2105 * fold-const.c (operand_equal_p): Handle erroneous types.
2107 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2109 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2111 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2113 PR rtl-optimization/42941
2114 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2117 2010-02-03 Jason Merrill <jason@redhat.com>
2120 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2122 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2125 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2126 (cselib_reset_table): Renamed from...
2127 (cselib_reset_table_with_next_value): ... this.
2128 (cselib_get_next_uid): Renamed from...
2129 (cselib_get_next_unknown_value): ... this.
2130 * cselib.c (next_uid): Renamed from...
2131 (next_unknown_value): ... this.
2132 (cselib_clear_table): Adjust.
2133 (cselib_reset_table): Adjust. Renamed from...
2134 (cselib_reset_table_with_next_value): ... this.
2135 (cselib_get_next_uid): Adjust. Renamed from...
2136 (cselib_get_next_unknown_value): ... this.
2137 (get_value_hash): Use hash.
2138 (cselib_hash_rtx): Likewise.
2139 (new_cselib_val): Adjust. Set and dump uid.
2140 (cselib_lookup_mem): Pass next_uid as hash.
2141 (cselib_subst_to_values): Likewise.
2142 (cselib_log_lookup): Dump uid.
2143 (cselib_lookup): Pass next_uid as hash. Adjust.
2144 (cselib_process_insn): Adjust.
2145 (cselib_init): Initialize next_uid.
2146 (cselib_finish): Adjust.
2147 (dump_cselib_table): Likewise.
2148 * dse.c (canon_address): Dump value uid.
2149 * print-rtl.c (print_rtx): Print value uid.
2150 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2152 (dv_uid): New function, sort of renamed from...
2153 (dv_htab_hash): ... this, reimplemented in terms of it and...
2154 (dv_uid2hash): ... this. New.
2155 (variable_htab_eq): Drop excess assertions.
2156 (tie_break_pointers): Removed.
2157 (canon_value_cmp): Compare uids.
2158 (variable_post_merge_New_vals): Print uids.
2159 (vt_add_function_parameters): Adjust.
2160 (vt_initialize): Reset table. Adjust.
2162 2010-02-03 Richard Guenther <rguenther@suse.de>
2164 PR tree-optimization/42944
2165 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2166 (call_may_clobber_ref_p_1): Likewise. Properly handle
2167 malloc and calloc clobbering errno.
2169 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2171 * doc/invoke.texi: Fix name of sched1 dump.
2173 * opts.c (decode_options): Set flag_tree_switch_conversion
2174 only conditionally on optimize >= 2.
2176 * gcse.c: Assorted comment fixes in pass description.
2178 2010-02-03 Anthony Green <green@moxielogic.com>
2180 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2181 nop padding in order to maintain alignment of storage location of
2182 target function address.
2183 (moxie_trampoline_init): Store target function address at newly
2185 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2187 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2189 2010-02-03 Richard Guenther <rguenther@suse.de>
2192 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2194 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2196 * config.gcc: Reenable check for obsolete targets.
2197 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2198 mips-sgi-irix6.[0-4]*.
2200 2010-02-02 Nick Clifton <nickc@redhat.com>
2202 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2203 constant size of 4 as being the same as 0.
2204 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2205 can take values in the range 0..4.
2207 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2210 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2211 as _darwin10_Unwind_FindEnclosingFunction().
2212 * libgcc-libsystem.ver: New.
2214 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2217 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2218 implicitly set registers.
2220 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2222 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2223 (arm_override_options): Allow automatic selection of the thread
2224 pointer register if thumb2.
2225 (legitimize_pic_address): Improve code sequences for Thumb2.
2226 (arm_call_tls_get_addr): Likewise.
2227 (legitimize_tls_address): Likewise.
2228 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2229 (pic_load_addr_32bit): ... this. New named pattern.
2230 * thumb2.md (pic_load_addr_thumb2): Delete.
2231 (pic_load_dot_plus_four): Delete.
2232 (tls_load_dot_plus_four): New named pattern.
2234 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2237 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2238 Document fix for TLS bug.
2240 2010-01-31 Richard Guenther <rguenther@suse.de>
2242 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2243 conservatively correct.
2245 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2249 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2251 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2253 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2255 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2257 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2259 * config.gcc: Adjust order of makefile fragments for mingw targets.
2261 2010-01-31 Richard Guenther <rguenther@suse.de>
2264 * gimplify.c (gimplify_init_constructor): For volatile LHS
2265 initialize a temporary.
2267 2010-01-31 Matthias Klose <doko@ubuntu.com>
2269 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2271 * configure: Regenerate.
2273 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2275 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2276 the same alias set and their sizes different constantness.
2277 (aliasing_component_refs_p): Revert 2009-10-24 change.
2279 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2281 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2284 2010-01-29 Richard Guenther <rguenther@suse.de>
2286 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2287 Assert we successfully updated the call.
2289 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2291 PR rtl-optimization/42889
2292 * df.h (df_set_bb_dirty_nonlr): New prototype.
2293 * df-core.c (df_set_bb_dirty_nonlr): New function.
2294 * df-scan.c (df_insn_rescan): Call it instead of
2295 df_set_bb_dirty for DEBUG_INSNs.
2297 2010-01-29 Richard Guenther <rguenther@suse.de>
2300 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2301 quadratic behavior in most cases.
2303 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2306 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2307 in the call to gen_x86_movsicc_0_m1.
2309 2010-01-28 Richard Guenther <rguenther@suse.de>
2311 PR tree-optimization/42871
2312 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2314 2010-01-28 Richard Guenther <rguenther@suse.de>
2316 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2317 into call arguments.
2319 2010-01-28 Richard Guenther <rguenther@suse.de>
2322 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2323 the forwarder if the destination is an EH landing pad.
2325 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2327 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2328 block list passed to gimple_duplicate_sese_tail.
2329 (parallelize_loops): Avoid parallelization when the function
2331 Avoid parallelization when the preheader is IRREDUCIBLE.
2332 Try to optimize when estimated_loop_iterations_int is unresolved.
2333 Add the loop's location to the dump file.
2334 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2335 (gimple_duplicate_sese_tail): Remove the check for the latch.
2336 Redirect nexits to the exit block.
2337 Remove handling of the incoming edges to the latch.
2338 Redirect the backedge from the copied latch to the exit bb.
2340 2010-01-28 Michael Matz <matz@suse.de>
2343 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2344 Wrap force_reg into a sequence, emit it before user.
2346 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2348 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2350 (arm_legacy_rev): Likewise.
2351 (thumb_legacy_rev): Likewise.
2353 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2355 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2356 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2357 on MEM's address failed, try avoid_constant_pool_reference and
2358 recurse if it returned something different.
2359 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2360 address, try avoid_constant_pool_reference and recurse if it
2361 returned something different.
2362 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2363 address and avoid_constant_pool_reference returned something
2364 different, don't set have_address.
2366 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2369 * var-tracking.c (val_store): Add modified argument, obey it.
2371 (count_uses): Move down logging of main.
2372 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2373 don't need resolution.
2374 (emit_notes_in_bb): Likewise.
2376 2010-01-27 Richard Guenther <rguenther@suse.de>
2379 * tree-inline.c (remap_decl): Delay remapping of SSA name
2380 default definitions until we need them.
2382 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2384 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2385 (rs6000_delegitimize_address): New function.
2387 * config/s390/s390.c (s390_delegitimize_address): Call
2388 delegitimize_mem_from_attrs.
2391 * tree-inline.c (cannot_copy_type_1): Removed.
2392 (copy_forbidden): Don't forbid copying of functions containing
2393 records/unions with variable length fields.
2395 2010-01-27 Christian Bruel <christian.bruel@st.com>
2399 * config/sh/sh.c (find_barrier): Increase length for non delayed
2400 conditional branches.
2402 2010-01-27 Matthias Klose <doko@ubuntu.com>
2404 * configure.ac (gnu-unique-object): Fix ldd version check.
2405 * configure: Regenerate.
2407 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2409 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2411 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2412 Test for HAVE_GNU_AS value.
2414 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2416 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2417 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2418 INT64_TYPE): Define.
2419 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2420 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2421 INT_LEAST64_TYPE): Define.
2422 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2423 UINT_LEAST64_TYPE): Define.
2424 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2425 INT_FAST64_TYPE): Define.
2426 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2427 UINT_FAST64_TYPE): Define.
2428 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2429 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2430 (SIG_ATOMIC_TYPE): Define.
2432 2010-01-26 Richard Guenther <rguenther@suse.de>
2434 * df-scan.c (df_scan_set_bb_info): Remove assert.
2435 (df_insn_rescan_debug_internal): Merge asserts.
2436 (df_install_ref): Likewise.
2437 (df_mark_reg): Use bitmap_set_range.
2438 (df_hard_reg_used_p): Remove assert.
2439 (df_hard_reg_used_count): Likewise.
2441 2010-01-26 Richard Guenther <rguenther@suse.de>
2443 PR rtl-optimization/42685
2444 * web.c (web_main): Ignore DEBUG_INSNs.
2446 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2448 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2450 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2451 Fix types of fndecl and arglist parameters.
2453 2010-01-26 Richard Guenther <rguenther@suse.de>
2456 * tree-eh.c (unsplit_eh): Skip debug insns.
2458 2010-01-26 Richard Guenther <rguenther@suse.de>
2460 PR tree-optimization/42250
2461 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2463 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2466 * omp-low.c (expand_omp_sections): Only use single_pred if
2467 l2_bb is single_pred_p.
2469 2010-01-25 Christian Bruel <christian.bruel@st.com>
2472 * config/sh/sh.c (find_barrier): Increase length for non delayed
2473 conditional branches.
2474 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2476 2010-01-24 David S. Miller <davem@davemloft.net>
2478 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2479 define if not using GAS.
2480 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2481 Likewise. Delete SECTION_MERGE code, which is only applicable
2484 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2487 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2488 mangling of va_list in system headers.
2490 2010-01-23 Toon Moene <toon@moene.org>
2492 * tree-predcom.c (combine_chains): Return NULL, not false.
2494 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2496 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2497 initialization of variable res to agree with return type.
2499 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2501 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2502 * tree-sra.c: Add include of expr.h.
2504 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2506 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2507 insert the debug stmt on the single non-EH edge from the stmt.
2509 2010-01-22 Richard Henderson <rth@redhat.com>
2512 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2513 the RHS until after generate_subtree_copies has insertted its
2514 code before the current statement.
2516 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2518 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2520 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2522 2010-01-21 Martin Jambor <mjambor@suse.cz>
2524 PR tree-optimization/42585
2525 * tree-sra.c (struct access): New field grp_total_scalarization.
2526 (dump_access): Dump the new field.
2527 (should_scalarize_away_bitmap): New variable.
2528 (cannot_scalarize_away_bitmap): Likewise.
2529 (sra_initialize): Allocate new bitmaps.
2530 (sra_deinitialize): Free new bitmaps.
2531 (create_access_1): New function.
2532 (create_access): Parts moved to create_access_1.
2533 (type_consists_of_records_p): New function.
2534 (completely_scalarize_record): Likewise.
2535 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2536 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2537 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2539 (analyze_all_variable_accesses): Completely scalarize small eligible
2542 2010-01-21 Martin Jambor <mjambor@suse.cz>
2544 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2546 2010-01-21 Andrew Haley <aph@redhat.com>
2548 * gcc.c (process_command): Move lang_specific_driver before
2549 setting cc_libexec_prefix.
2551 2010-01-21 Richard Guenther <rguenther@suse.de>
2554 * fold-const.c (negate_expr_p): Pretend only negative
2555 real constants are easily negatable.
2557 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2558 Jason Merrill <jason@redhat.com>
2560 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2561 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2562 * calls.c (initialize argument_information): Handle it.
2563 * c-common.c (handle_transparent_union_attribute): Use new name.
2564 * c-decl.c (finish_struct): Ditto.
2565 * c-typeck.c (type_lists_compatible_p): Ditto.
2566 (convert_for_assignment): Use new name and also handle record.
2567 * function.c (aggregate_value_p): Handle it.
2568 (pass_by_reference): Ditto.
2569 (assign_parm_data_types): Ditto.
2570 * print-tree.c (print_node): Ditto.
2571 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2572 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2573 * tree.c (first_field): New fn.
2575 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2578 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2579 even when linking statically, for now.
2581 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2584 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2585 without a cselib val.
2586 (count_uses): Accept MO_VAL_SET with no val on stores.
2587 (add_stores): Likewise.
2589 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2591 * var-tracking.c (check_value_val): Add a compile time assertion.
2592 (dv_is_decl_p): Simplify.
2593 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2594 gcc_assert if ENABLE_CHECKING.
2596 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2599 * var-tracking.c: Include tree-flow.h.
2600 (mem_dies_at_call): New.
2601 (dataflow_set_preserve_mem_locs): Use it.
2602 (dataflow_set_remove_mem_locs): Likewise.
2603 (dump_var): Renamed from dump_variable. Adjust all callers.
2604 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2605 * Makefile.in (var-tracking.o): Adjust deps.
2607 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2609 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2611 2010-01-20 Richard Guenther <rguenther@suse.de>
2613 PR tree-optimization/42717
2614 * tree-ssa-dce.c (get_live_post_dom): Remove.
2615 (forward_edge_to_pdom): Take an arbitrary edge to copy
2616 degenerate PHI args from.
2617 (remove_dead_stmt): Use the first post-dominator even if it
2618 does not contain live statements as redirection destination.
2620 2010-01-20 Richard Guenther <rguenther@suse.de>
2622 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2624 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2626 * sel-sched.c (create_speculation_check): Remove set but not used
2628 (try_transformation_cache): Remove set but not used variable ds.
2629 (calculate_privileged_insns): Remove set but not used variables
2630 cur_insn and min_spec_insn.
2631 (find_best_expr): Remove set but not used variable avail_n.
2632 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2634 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2636 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2637 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2640 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
2643 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
2644 cpu types. Add support for *-sse3 cpu types.
2645 (x86_64-*-*): Ditto.
2647 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2650 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
2651 argument, call initializer_constant_valid_p_1 instead of
2652 initializer_constant_valid_p, pass CACHE to it, return NULL
2653 immediately if first call returns NULL.
2654 (initializer_constant_valid_p_1): New function.
2655 (initializer_constant_valid_p): Use it.
2657 2010-01-20 Thomas Quinot <quinot@adacore.com>
2659 * tree.def (PLACEHOLDER_EXPR): Fix comment.
2661 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2663 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
2664 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
2665 (loc_list_from_tree): Don't handle unsigned division. Handle
2666 signed modulo using DW_OP_{over,over,div,mul,minus}.
2667 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
2668 modulo instead of signed.
2670 2010-01-20 DJ Delorie <dj@redhat.com>
2672 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
2674 (h8300_emit_stack_adjustment): Propogate it.
2676 (h8300_expand_prologue): Likewise.
2677 (h8300_expand_epilogue): Likewise.
2679 2010-01-19 Michael Matz <matz@suse.de>
2681 PR tree-optimization/41783
2682 * tree-data-ref.c (toplevel): Include flags.h.
2683 (dump_data_dependence_relation): Also dump the inputs if the
2684 result will be unknown.
2685 (split_constant_offset_1): Look through some conversions.
2686 * tree-predcom.c (determine_roots_comp): Restart a new chain if
2687 the offset from last element is too large.
2688 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
2689 (reassociate_to_the_same_stmt): Handle vector registers.
2690 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
2692 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
2693 wide_prolog_niters argument, emit widening instructions.
2694 (vect_do_peeling_for_alignment): Adjust caller, use widened
2695 variant of the iteration cound.
2696 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
2698 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2701 * config/arm/neon-testgen.m (emit_automatics): New parameter
2702 features. Adjust for Fixed_return_reg feature.
2703 (test_intrinsic): Call emit_automatics with new feature.
2704 * config/arm/neon.ml: Update copyright years.
2705 (features): New Fixed_return_reg feature.
2706 (ops): Update feature for Vget_low.
2708 2010-01-19 Jakub Jelinek <jakub@redhat.com>
2710 PR tree-optimization/42719
2711 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
2715 * fwprop.c (all_uses_available_at): Return false if def_set dest
2716 is a REG that is used in def_insn.
2718 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
2720 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
2722 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
2725 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
2727 * target.h (struct gcc_target) <secondary_reload>: Change type
2728 of last argument to secondary_reload_info *.
2730 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
2733 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
2734 memory references with unaligned offsets. Remove CQImode handling.
2735 (unaligned_memory_operand): Return 1 for memory references with
2736 unaligned offsets. Remove CQImode handling.
2738 2010-01-18 Richard Guenther <rguenther@suse.de>
2741 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
2744 2010-01-18 Richard Guenther <rguenther@suse.de>
2746 PR tree-optimization/42781
2747 * tree-ssa-structalias.c (find_what_var_points_to): Skip
2748 restrict processing only if the original variable was artificial.
2750 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
2752 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
2753 find number of popped argument bytes.
2755 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
2756 Fix the text that describes the return value for invalid insns.
2758 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
2760 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
2761 Clarify what 'cost of the -dependence' is. Fix quoting.
2763 * toplev.c (default_get_pch_validity): Rename argument to "sz".
2764 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
2766 2010-01-17 Jakub Jelinek <jakub@redhat.com>
2768 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2769 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
2771 2010-01-17 Richard Guenther <rguenther@suse.de>
2774 * function.c (split_complex_args): Take a VEC to modify.
2775 (assign_parms_augmented_arg_list): Build a VEC instead of
2776 a chain of PARM_DECLs.
2777 (assign_parms_unsplit_complex): Take a VEC of arguments.
2778 Do not fixup unmodified parms.
2779 (assign_parms): Deal with the VEC.
2780 (gimplify_parameters): Likewise.
2782 2010-01-17 Richard Guenther <rguenther@suse.de>
2784 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
2785 node existence check.
2786 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
2787 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
2788 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
2789 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
2790 (gimple_execute_on_growing_pred): Likewise.
2792 2010-01-17 Richard Guenther <rguenther@suse.de>
2794 PR tree-optimization/42773
2795 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
2796 (compute_antic_aux): Likewise.
2797 (compute_partial_antic_aux): Likewise.
2799 2010-01-17 Jie Zhang <jie.zhang@analog.com>
2802 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
2805 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
2807 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
2810 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
2811 Fix markup for strict argument.
2813 (TARGET_SCHED_REORDER2): Fix argument types.
2815 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
2816 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
2818 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
2819 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
2821 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
2824 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
2825 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
2826 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
2827 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
2828 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
2830 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
2832 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
2834 (TARGET_ASM_RELOC_RW_MASK): Add return type.
2835 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
2837 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
2839 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
2842 (TARGET_ASM_NAMED_SECTION): Fix argument list.
2844 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
2845 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
2847 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
2849 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
2851 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
2852 referring to it. Fix language.
2854 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
2856 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
2858 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
2860 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
2862 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
2863 '@var{stream}. Remove stray 'and'.
2865 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
2867 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
2869 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
2871 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
2872 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
2874 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
2875 Fix description of return value.
2876 Rename argument "sz" to "len."
2878 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
2879 Clarify meaning of 'true' return value.
2881 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
2883 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
2884 rep_mode versus mode_rep.
2886 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
2888 (TARGET_BUILTIN_DECL): Fix name.
2890 (TARGET_COMMUTATIVE_P): Fix type of first argument.
2892 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
2894 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
2896 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
2898 (TARGET_RELAXED_ORDERING): Use @deftypevr.
2900 (TARGET_GET_DRAP_RTX): Note that this is a hook.
2903 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
2904 Rename argument tm_fn to md_fn.
2906 (TARGET_OPTION_PRINT): Fix argument list.
2908 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
2911 * config/i386/i386.c (ix86_fixup_binary_operands):
2912 Revert FMA4 fixup of operands.
2914 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2917 * Makefile.in (write_entries_to_file, install-plugin):
2918 Use \012 instead of \n with tr.
2920 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
2922 * configure.ac (HAVE_AS_REF): New C macro.
2923 * configure: Regenerate.
2924 * config.in: Likewise.
2925 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
2927 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
2930 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
2932 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
2934 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
2936 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
2938 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
2940 (TARGET_IN_SMALL_DATA_P): Fix argument type.
2942 (TARGET_BINDS_LOCAL_P): Fix argument type.
2944 (TARGET_ASM_FILE_END): Use prototype.
2946 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
2948 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
2950 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
2952 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
2954 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
2955 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
2957 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
2958 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
2960 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
2961 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2962 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
2963 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2965 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
2967 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
2969 (TARGET_INIT_BUILTINS): Use prototype.
2971 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2972 Put 'const char *' in braces. Fix parameter types.
2973 (TARGET_INVALID_CONVERSION): Fix parameter types.
2974 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
2975 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
2977 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
2980 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
2982 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
2984 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
2986 * doc/tm.texi (TARGET_HELP): Fix return type.
2988 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
2989 in braces. Fix argument types.
2991 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
2993 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
2995 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
2997 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
2998 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3000 (TARGET_MANGLE_TYPE): Fix argument types.
3002 (TARGET_IRA_COVER_CLASSES): Use prototype.
3004 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3006 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3008 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3010 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3012 (TARGET_CALLEE_COPIES): Fix argument types.
3014 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3016 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3018 (TARGET_FUNCTION_VALUE): Fix argument types.
3020 (TARGET_RETURN_IN_MSB): Fix argument type.
3022 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3024 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3026 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3028 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3029 agree with return type.
3031 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3033 2010-01-15 Jing Yu <jingyu@google.com>
3035 PR rtl-optimization/42691
3036 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3037 a pseudo to a constant and are merged, and adjust comments.
3039 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3041 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3043 2010-01-15 Richard Guenther <rguenther@suse.de>
3046 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3047 labels of computed or non-local gotos to the destination.
3048 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3049 landing pad label is the first label.
3051 2010-01-15 Richard Guenther <rguenther@suse.de>
3053 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3055 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3058 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3059 to allow generation of the xssqrtdp instruction on power7.
3060 (sqrtdf2_fpr): Ditto.
3062 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3065 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3066 functions with noreturn attribute.
3069 * varasm.c (declare_weak): Add weak attribute to decl if it
3070 doesn't have one already.
3071 (assemble_external): Only add decls to weak_decls if they also
3072 have weak attribute.
3074 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3076 * var-tracking.c (var_reg_delete): Don't delete the association
3077 between REGs and values or one-part variables if the register
3080 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3083 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3084 because its first operand is a non-localized variable.
3086 2010-01-14 Martin Jambor <mjambor@suse.cz>
3088 PR tree-optimization/42706
3089 * tree-sra.c (encountered_recursive_call): New variable.
3090 (encountered_unchangable_recursive_call): Likewise.
3091 (sra_initialize): Initialize both new variables.
3092 (callsite_has_enough_arguments_p): New function.
3093 (scan_function): Call decl and flags check only for IPA-SRA, check
3094 whether there is a recursive call and whether it has enough arguments.
3095 (all_callers_have_enough_arguments_p): New function.
3096 (convert_callers): Look for recursive calls only when
3097 encountered_recursive_call is set.
3098 (ipa_early_sra): Bail out either if
3099 !all_callers_have_enough_arguments_p or
3100 encountered_unchangable_recursive_call.
3102 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3104 * sel-sched.c: Add 2010 to copyright years.
3105 * sel-sched-ir.c: Likewise.
3106 * sel-sched-ir.h: Likewise.
3108 2010-01-14 Martin Jambor <mjambor@suse.cz>
3110 PR tree-optimization/42714
3111 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3112 constructors specially.
3114 2010-01-14 Andi Kleen <ak@linux.intel.com>
3116 * config/i386/drivers-i386.c (detect_caches_intel):
3117 Add l2sizekb parameter and fill in.
3118 (host_detect_local_cpu): Add l2sizekb, fill in.
3119 Add Atom small cache heuristic.
3121 2010-01-14 Andi Kleen <ak@linux.intel.com>
3123 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3124 Add level3 parameter and fill in.
3125 (detect_caches_intel): Handle level3 cache.
3127 2010-01-14 Andi Kleen <ak@linux.intel.com>
3129 * config/i386/drivers-i386.c (host_detect_local_cpu):
3130 Fix core duo detection.
3132 2010-01-14 Andi Kleen <ak@linux.intel.com>
3134 * config/i386/drivers-i386.c (host_detect_local_cpu):
3137 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3139 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3140 (rs6000_variable_issue_1): this. Use...
3141 (rs6000_variable_issue): here. Reimplement. Print debug info.
3143 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3145 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3146 sel_restore_notes. Update all callers. Call reemit_notes
3149 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3151 PR rtl-optimization/42246
3152 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3155 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3157 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3158 all successors is the same as number of successors in current region.
3160 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3162 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3163 to rename is not separable. Otherwise check that its LHS is not NULL.
3165 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3167 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3169 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3171 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3172 available registers when failed to discover LHS register class.
3173 Fix indentation. Update comment.
3175 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3176 Alexander Monakov <amonakov@ispras.ru>
3178 PR rtl-optimization/42389
3179 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3181 (advance_state_on_fence): Likewise.
3182 (sel_target_adjust_priority): Print debug output only when
3183 sched_verbose >= 4, not 2.
3184 (get_expr_cost): Do not issue all unique insns on the next cycle.
3185 (fill_insns): Initialize can_issue_more from the value saved
3187 * sel-sched-ir.c (flist_add): New parameter issue_more.
3188 Init FENCE_ISSUE_MORE with it.
3189 (merge_fences): Likewise.
3190 (init_fences): Update call to flist_add.
3191 (add_to_fences, add_clean_fence_to_fences)
3192 (add_dirty_fence_to_fences): Likewise.
3193 (move_fence_to_fences): Update call to merge_fences.
3194 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3196 * sel-sched-ir.h (struct _fence): New field issue_more.
3197 (FENCE_ISSUE_MORE): New accessor macro.
3199 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3201 PR rtl-optimization/42388
3202 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3203 that have no predecessors nor successors. Do not call move_bb_info
3204 for empty blocks outside of current region.
3206 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3208 PR rtl-optimization/42294
3209 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3210 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3211 originators' originators.
3213 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3215 PR rtl-optimization/39453
3216 PR rtl-optimization/42246
3217 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3219 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3221 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3222 Alexander Monakov <amonakov@ispras.ru>
3225 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3226 (maybe_tidy_empty_bb): ... here. Make static. Add new
3227 argument. Update all callers.
3228 (tidy_control_flow): ... and here. Recompute topological order
3229 of basic blocks in region if necessary.
3230 (sel_redirect_edge_and_branch): Change return type. Return true
3231 if topological order might have been invalidated.
3232 (purge_empty_blocks): Export and move from...
3233 * sel-sched.c (purge_empty_blocks): ... here.
3234 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3235 (maybe_tidy_empty_bb): Delete prototype.
3236 (purge_empty_blocks): Declare.
3238 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3240 PR rtl-optimization/42249
3241 * sel-sched.c (try_replace_dest_reg): When chosen register
3242 and original register is the same, do not bail out early, but
3243 still check all original insns for validity of replacing destination
3244 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3247 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3250 Port from no-undefined-overflow branch:
3251 2009-03-09 Richard Guenther <rguenther@suse.de>
3253 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3255 2010-01-14 Richard Guenther <rguenther@suse.de>
3258 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3260 2010-01-14 Ira Rosen <irar@il.ibm.com>
3262 PR tree-optimization/42709
3263 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3264 as scalar type in creation of constant vector operand.
3266 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3269 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3270 (check-parallel-%): Match `testsuite' directory component only
3273 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3275 PR translation/39521
3276 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3279 2010-01-13 Richard Guenther <rguenther@suse.de>
3281 PR tree-optimization/42730
3282 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3285 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3288 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3289 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3292 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3294 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3295 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3296 ___umulsi3_highpart.
3298 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3299 rather than schedule_insns if the pass is enabled.
3301 2010-01-13 Martin Jambor <mjambor@suse.cz>
3303 PR tree-optimization/42704
3304 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3307 2010-01-13 Martin Jambor <mjambor@suse.cz>
3309 PR tree-optimization/42703
3310 * tree-sra.c (analyze_access_subtree): Check that we can build a
3311 reference to the original data within the aggregate.
3313 2010-01-13 Richard Guenther <rguenther@suse.de>
3315 PR tree-optimization/42705
3316 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3318 2010-01-13 Richard Guenther <rguenther@suse.de>
3321 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3323 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3326 * var-tracking.c (values_to_unmark): New variable.
3327 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3328 values_to_unmark vector. Moved body to...
3329 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3330 instead queue it into values_to_unmark vector.
3331 (vt_find_locations): Free values_to_unmark vector.
3333 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3335 * config/s390/s390.c (override_options): Set
3336 default of max-pending-list-length to 256
3338 2010-01-13 Richard Guenther <rguenther@suse.de>
3341 * tree-pass.h (PROP_gimple_lcx): New.
3342 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3343 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3344 before the final cleanup_eh.
3345 (dump_properties): Dump PROP_gimple_lcx.
3346 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3347 (tree_lower_complex_O0): Remove.
3348 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3349 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3350 tree_lower_complex, schedule TODO_update_ssa.
3351 * lto-streamer-out.c (output_function): Stream the functions
3353 * lto-streamer-in.c (input_function): Likewise.
3354 (lto_read_body): Do not override them here.
3356 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3359 * c-typeck.c (build_c_cast): Fold value cast to union type before
3360 wrapping it in a CONSTRUCTOR.
3362 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3364 PR rtl-optimization/42699
3365 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3368 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3370 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3371 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3372 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3373 SUBTARGET_WARN_UNUSED_SPEC): ... here
3374 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3376 2010-01-12 Julian Brown <julian@codesourcery.com>
3378 * config/arm/neon-schedgen.ml (Utils): Don't try to
3379 open missing module.
3380 (find_with_result): New.
3382 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3385 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3386 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3388 PR tree-optimization/42645
3389 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3390 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3391 decl_map, set processing_debug_stmt to -1 and return name without
3394 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3396 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3397 binutils version, and reword target configuration description.
3399 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3401 * config/avr/avr.h (LINKER_NAME): Remove.
3403 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3406 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3407 that support VSX, warn for -mno-altivec if vsx is not disabled,
3410 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3411 Shujing Zhao <pearly.zhao@oracle.com>
3413 PR translation/42469
3414 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3415 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3416 character between option name and help text.
3417 * c.opt (imultilib): Likewise.
3419 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3421 * lto-streamer-out.c (output_unreferenced_globals): Output static
3424 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3426 PR rtl-optimization/42621
3427 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3428 optimizing for size.
3429 (duplicate_computed_gotos): Remove now-redundant check.
3431 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3434 * configure.ac: Save and restore LDFLAGS and LIBS
3435 * configure: Regenerate.
3437 2010-01-10 Richard Guenther <rguenther@suse.de>
3440 * builtins.c (fold_builtin_strlen): Add type argument and
3441 convert the resulting length to it.
3442 (fold_builtin_1): Adjust.
3444 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3446 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3447 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3449 (num_insns_constant_wide): Adjust for that change.
3451 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3454 * web.c (union_defs): Add used argument, to combine uses of
3456 (entry_register): Adjust type and tests of used argument.
3457 (web_main): Widen used for new use. Pass it to union_defs.
3458 * df.h (union_defs): Adjust prototype.
3460 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3463 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3464 uses in new incoming argument. Free body.
3465 (reset_debug_uses_in_loop): New.
3466 (analyze_insn_to_expand_var): Call the latter if the former found
3467 anything. Fix whitespace. Reject invalid dest overlaps before
3468 going through all insns in the loop.
3470 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3473 * haifa-sched.c (dying_use_p): Debug insns don't count.
3475 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3478 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3479 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3480 (verify_gimple_call): Reject LHS in noreturn calls.
3482 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3486 * tree-vect-loop-manip.c (adjust_info): New type.
3487 (adjust_vec): New pointer to vector.
3488 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3489 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3490 (slpeel_update_phis_for_duplicate_loop): Use them.
3491 (slpeel_update_phi_nodes_for_guard1): Likewise.
3492 (slpeel_update_phi_nodes_for_guard2): Likewise.
3493 (slpeel_tree_peel_loop_to_edge): Likewise.
3494 (vect_update_ivs_after_vectorizer): Likewise.
3496 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3498 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3499 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3501 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3503 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3504 bogus uninitialized warning.
3506 2010-01-09 Richard Guenther <rguenther@suse.de>
3509 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3510 the evolution is compatible with the initial condition.
3512 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3514 * gcc.c (process_command): Update copyright notice dates.
3515 * gcov.c (print_version): Likewise.
3516 * gcov-dump.c (print_version): Likewise.
3517 * mips-tfile.c (main): Likewise.
3518 * mips-tdump.c (main): Likewise.
3520 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3523 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3525 (rotlhi3_8): Delete.
3527 (rotlsi3_8): Delete.
3528 (rotlsi3_16): Delete.
3529 (rotlsi3_24): Delete.
3531 (*rotw<mode>3): New.
3532 (*rotb<mode>3): New.
3533 * config/avr/avr.c (avr_rotate_bytes): New function.
3534 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3536 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3539 * configure.ac: Modify -rdynamic check.
3540 * configure: Regenerate.
3542 2010-01-08 DJ Delorie <dj@redhat.com>
3544 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3545 register popping order.
3547 2010-01-08 Richard Guenther <rguenther@suse.de>
3550 * c.opt (fsigned-char): Also let LTO handle this option.
3551 (funsigned-char): Likewise.
3553 2010-01-07 Richard Guenther <rguenther@suse.de>
3555 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3556 (gimple_op): Likewise.
3557 (gimple_op_ptr): Likewise.
3558 (gimple_assign_set_lhs): Remove gcc_assert.
3559 (gimple_assign_set_rhs1): Likewise.
3560 (gimple_assign_set_rhs2): Likewise.
3561 (gimple_call_set_lhs): Likewise.
3562 (gimple_call_set_fn): Likewise.
3563 (gimple_call_set_fndecl): Likewise.
3564 (gimple_call_fndecl): Likewise.
3565 (gimple_call_return_type): Likewise.
3566 (gimple_call_set_chain): Likewise.
3567 (gimple_call_num_args): Likewise.
3568 (gimple_call_set_arg): Likewise.
3569 (gimple_cond_set_code): Likewise.
3570 (gimple_cond_set_lhs): Likewise.
3571 (gimple_cond_set_rhs): Likewise.
3572 (gimple_cond_set_true_label): Likewise.
3573 (gimple_cond_set_false_label): Likewise.
3574 (gimple_label_set_label): Likewise.
3575 (gimple_goto_set_dest): Likewise.
3576 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3577 (gimple_debug_bind_get_value): Likewise.
3578 (gimple_debug_bind_get_value_ptr): Likewise.
3579 (gimple_debug_bind_set_var): Likewise.
3580 (gimple_debug_bind_set_value): Likewise.
3581 (gimple_debug_bind_reset_value): Likewise.
3582 (gimple_debug_bind_has_value_p): Likewise.
3583 (gimple_return_retval_ptr): Remove gcc_assert.
3584 (gimple_return_retval): Likewise.
3585 (gimple_return_set_retval): Likewise.
3586 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3587 (safe_referenced_var_iterator): Remove.
3588 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3589 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3590 (fill_referenced_var_vec): Remove.
3591 (first_readonly_imm_use): Remove redundant gcc_assert.
3592 (phi_arg_index_from_use): Combine gcc_asserts.
3593 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3594 (first_imm_use_stmt): Remove redundant gcc_assert.
3595 * tree-cfg.c (verify_gimple_call): Verify function and chain
3596 operands. Verify arguments.
3597 (verify_types_in_gimple_stmt): Verify condition code and labels.
3599 2010-01-07 Richard Guenther <rguenther@suse.de>
3601 PR tree-optimization/42641
3602 * sese.c (rename_map_elt_info): Use the SSA name version, do
3605 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3607 PR tree-optimization/42625
3608 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3609 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3611 2010-01-07 Duncan Sands <baldrick@free.fr>
3613 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3615 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3618 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3619 note itself is not function_invariant_p.
3621 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3623 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3624 Do not add the DF_NOTE problem.
3625 * store-motion.c (execute_rtl_store_motion): Likewise.
3627 2010-01-07 Martin Jambor <mjambor@suse.cz>
3629 PR tree-optimization/42157
3630 * tree-sra.c (compare_access_positions): Stabilize sort if both
3631 accesses have integer types, return zero immediately if they are the
3634 2010-01-06 Richard Henderson <rth@redhat.com>
3637 * haifa-sched.c (add_to_note_list): Merge into ...
3638 (concat_note_lists): ... here, and ...
3639 (unlink_other_notes, rm_other_notes): Merge into...
3640 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3641 NOTE_INSN_EPILOGUE_BEG.
3643 2010-01-06 Richard Guenther <rguenther@suse.de>
3645 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
3646 not inline regular functions into always-inline functions.
3648 2010-01-06 Nick Clifton <nickc@redhat.com>
3650 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
3651 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
3653 (OVERRIDE_OPTIONS): Delete.
3654 (OPTIMIZATION_OPTIONS): Define.
3655 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
3656 * config/rx/rx.c (rx_handle_option): Issue an error message if
3657 -mcpu=rx200 and -fpu are used together.
3658 (rx_set_optimization_options): New function. Issue an error
3659 message if an optimization attribute attempts to reset the FPU/
3660 math optimization pairing.
3661 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
3662 * config/rx/rx.opt: Set the default to 32-bit doubles.
3663 * config/rx/t-rx: Add multilibs for -nofpu option.
3664 * doc/invoke.texi: Update documentation of RX options.
3666 2010-01-06 Richard Guenther <rguenther@suse.de>
3668 * tree-ssa-pre.c (name_to_id): New global.
3669 (alloc_expression_id): Simplify SSA name handling.
3670 (lookup_expression_id): Likewise.
3671 (init_pre): Zero name_to_id.
3672 (fini_pre): Free it.
3674 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
3676 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
3678 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
3681 * config/i386/sse.md (smaxv2di3): New.
3682 (umaxv2di3): Likewise.
3683 (sminv2di3): Likewise.
3684 (uminv2di3): Likewise.
3686 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
3689 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
3690 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
3691 (legitimize_tls_address): Likewise.
3692 (sparc_tls_referenced_p): Likewise.
3693 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
3694 and adjust calls to legitimize_pic_address.
3695 (legitimate_constant_p) Use sparc_tls_referenced_p.
3696 (legitimate_pic_operand_p): Likewise.
3697 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
3698 (sparc_tls_symbol_ref_1): Delete.
3699 (sparc_tls_referenced_p): Make static, recognize specific patterns.
3700 (legitimize_tls_address): Make static, handle CONST patterns.
3701 (legitimize_pic_address): Make static, remove unused parameter and
3702 adjust recursive calls.
3703 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
3704 and adjust call to legitimize_pic_address.
3705 (sparc_output_mi_thunk): Likewise.
3707 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
3708 H.J. Lu <hongjiu.lu@intel.com>
3711 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
3712 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
3713 operands to make them signed.
3716 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3719 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3720 GTU to GT for V4SI and V2DI.
3722 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3723 (umin<mode>3): Removed.
3725 (uminv4si3): Likewise.
3727 2010-01-05 Martin Jambor <mjambor@suse.cz>
3729 PR tree-optimization/42462
3730 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
3731 current_function_decl to helper functions and macros.
3733 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3736 * flags.h: Don't include real.h.
3737 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
3738 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
3739 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
3740 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
3741 * dominance.c: Update copyright.
3742 * gimple.c (walk_gimple_op): Remove inline.
3743 * tree-ssa-reassoc.c: Include real.h.
3744 * Makefile.in (FLAGS_H): Remove $(REAL_H).
3745 (tree-ssa-reassoc.o): Depend on $(REAL_H).
3747 2010-01-05 Nick Clifton <nickc@redhat.com>
3749 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
3750 register to push into the stack frame when the accumulator has to
3751 be saved during interrupts.
3753 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
3755 * doc/invoke.texi: Remove the documentation about option
3757 * common.opt (Wunreachable-code): Preserved for backward
3759 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
3760 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
3761 the backward compatibility flag section.
3763 2010-01-05 Richard Guenther <rguenther@suse.de>
3765 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
3767 2010-01-05 Jakub Jelinek <jakub@redhat.com>
3770 * cfgexpand.c (expand_one_var): Diagnose too large variables.
3772 PR tree-optimization/42508
3773 * tree-sra.c (convert_callers): Check for recursive call
3774 by comparing cgraph nodes instead of decls.
3775 (modify_function): Call ipa_modify_formal_parameters also
3776 on all same_body aliases.
3778 * cgraphunit.c (cgraph_materialize_all_clones): Compare
3779 cgraph nodes when checking for same_body aliases.
3781 2010-01-05 Richard Guenther <rguenther@suse.de>
3783 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
3784 allocation and lookup.
3785 (get_or_alloc_expr_for_constant): Likewise.
3786 (phi_translate): Sink allocation.
3788 2010-01-04 Richard Guenther <rguenther@suse.de>
3790 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
3791 a new entry only if needed.
3792 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
3793 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
3795 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
3797 (phi_translate): Handle CONSTANTs early.
3799 2010-01-04 Martin Jambor <mjambor@suse.cz>
3801 PR tree-optimization/42398
3802 * tree-sra.c (struct access): Removed flag grp_different_types.
3803 (dump_access): Do not dump the removed flag.
3804 (sort_and_splice_var_accesses): Do not set the removed flag.
3805 (sra_modify_expr): Check for type compatibility directly.
3807 2010-01-04 Martin Jambor <mjambor@suse.cz>
3809 PR tree-optimization/42366
3810 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
3811 edges with variable number of parameters.
3812 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
3813 flag instead of asserting it.
3814 (ipa_read_node_info): Read uses_analysis_done flag.
3816 2010-01-04 Richard Guenther <rguenther@suse.de>
3818 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
3819 iterative_hash_* as intended.
3820 (vn_reference_compute_hash): Likewise. Simplify hashing
3822 (vn_reference_lookup_2): Likewise.
3823 (vn_nary_op_compute_hash): Likewise.
3824 (vn_phi_compute_hash): Likewise.
3825 (expressions_equal_p): Remove strange code.
3826 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
3827 (pre_expr_hash): Likewise. Simplify hashing SSA names.
3828 (bitmap_insert_into_set_1): Take value-id as parameter.
3829 (add_to_value): Pass it.
3830 (bitmap_insert_into_set): Likewise.
3831 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
3833 2010-01-04 Jakub Jelinek <jakub@redhat.com>
3836 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
3837 (do_self_spec): For switches with SWITCH_IGNORE set set also
3838 SWITCH_IGNORE_PERMANENTLY.
3839 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
3842 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
3844 * lto-streamer-out.c (output_unreferenced_globals): Output the full
3845 tree of an unreferenced global var.
3847 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3850 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3851 GTU to GT for V4SI and V2DI.
3853 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3854 (umin<mode>3): Removed.
3856 (uminv4si3): Likewise.
3858 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3861 * collect2.c (main): Turn on trace in collect2 if -v is passed
3864 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
3866 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
3867 description of expression operand.
3869 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
3871 * configure.ac: Add install-html to target_list for Make-hooks.
3872 * configure: Regenerate.
3873 * fortran/Make-lang.in (F95_HTMLFILES): New.
3874 (fortran.html): Use it.
3875 (fortran.install-html): New.
3876 * Makefile.in (install-html): Add lang.install-html.
3877 * java/Make-lang.in (JAVA_HTMLFILES): New.
3878 (java.html): Use it.
3879 (java.install-html): New.
3880 * objc/Make-lang.in (objc.install-html): New.
3881 * objcp/Make-lang.in (obj-c++.install-html): New.
3882 * cp/Make-lang.in (c++.install-html): New.
3883 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
3884 * lto/Make-lang.in (lto.install-html): New.
3886 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3889 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
3891 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
3893 PR rtl-optimization/41862
3894 * store-motion.c (store_killed_in_insn, compute_store_table,
3895 remove_reachable_equiv_notes, replace_store_insn,
3896 build_store_vectors): Ignore all DEBUG_INSNs.
3898 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3901 * common.opt: Add dumpdir.
3903 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
3905 (option_map): Add --dumpdir.
3907 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
3909 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
3911 * opts.c (decode_options): Try dump_dir_name first if
3912 dump_base_name isn't an absolute path.
3913 (common_handle_option): Handle OPT_dumpdir.
3915 * toplev.c (dump_dir_name): New.
3916 (print_switch_values): Also ignore -dumpdir.
3918 * toplev.h (dump_dir_name): New.
3920 2010-01-03 Richard Guenther <rguenther@suse.de>
3922 PR tree-optimization/42589
3923 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
3924 double-word expansion of bswap32.
3926 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
3928 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
3929 with BLOCK_FOR_INSN.
3930 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
3931 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
3932 noce_process_if_block): Likewise.
3933 * gcse.c (compute_local_properties, insert_expr_in_table,
3934 insert_set_in_table, canon_list_insert, find_avail_set,
3935 pre_insert_copy_insn): Likewise.
3937 * basic-block.h (BLOCK_NUM): Move from here...
3938 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
3940 2010-01-03 Richard Guenther <rguenther@suse.de>
3942 PR tree-optimization/42438
3943 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
3944 contains_may_not_return_call flag.
3945 (BB_MAY_NOTRETURN): New.
3946 (valid_in_sets): Trapping nary operations are not valid
3947 in blocks that may not return.
3948 (insert_into_preds_of_block): Remove check for trapping expressions.
3949 (compute_avail): Compute also BB_MAY_NOTRETURN.
3951 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
3953 * doc/invoke.texi: Add 2010 to copyright years.
3955 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
3957 * config/sparc/sparc.c: Fix formatting nits.
3959 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
3960 Alexander Monakov <amonakov@ispras.ru>
3962 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
3964 2010-01-02 Richard Guenther <rguenther@suse.de>
3967 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
3968 (simplify_switch_using_ranges): Mark to be removed edges
3971 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3973 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3975 * collect2.c (scan_libraries): Add missing argument in call to
3978 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
3981 * config/alpha/predicates.md (aligned_memory_operand): Return false
3983 (unaligned_memory_operand): Return true for CQImode.
3984 * config/alpha/alpha.c (get_aligned_mem): Assert that location
3985 doesn not cross aligned SImode word boundary.
3987 2010-01-02 Anatoly Sokolov <aesok@post.ru>
3989 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
3991 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
3992 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
3994 2010-01-02 Richard Guenther <rguenther@suse.de>
3997 * toplev.c (compile_file): Emit LTO marker properly. Change
3999 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4001 2010-01-01 Richard Guenther <rguenther@suse.de>
4004 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4006 2010-01-01 Richard Guenther <rguenther@suse.de>
4009 * c-decl.c (grokdeclarator): For zero-size arrays force
4010 structural equality checks as layout_type does.
4012 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4014 * builtins.c: Update copyright to 2010.
4016 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4019 * lto-streamer-out.c (produce_asm): Revert the last change.
4020 (copy_function): Likewise.
4022 * lto-streamer.c (lto_get_section_name): Skip any leading
4025 2010-01-01 Richard Guenther <rguenther@suse.de>
4028 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4032 Copyright (C) 2010 Free Software Foundation, Inc.
4034 Copying and distribution of this file, with or without modification,
4035 are permitted in any medium without royalty provided the copyright
4036 notice and this notice are preserved.