1 2010-03-22 Richard Guenther <rguenther@suse.de>
4 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
5 x * sqrt (x) even when optimizing for size if the target
6 has native support for sqrt.
8 2010-03-22 Jakub Jelinek <jakub@redhat.com>
10 * varasm.c (make_decl_rtl_for_debug): Also clear
11 flag_mudflap for the duration of make_decl_rtl call.
14 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
15 locs from preserved VALUEs.
17 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20 * pa.md (movmemsi): Set align to one if zero.
23 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
26 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
27 with their corresponding prologue pushes.
29 2010-03-20 Andrew Pinski <pinskia@gmail.com>
32 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
33 at the begining or end.
34 (spu_expand_epilogue): Likewise.
36 2010-03-20 Richard Guenther <rguenther@suse.de>
38 PR rtl-optimization/43438
39 * combine.c (make_extraction): Properly zero-/sign-extend an
40 extraction of the low part of a CONST_INT. Also handle
43 2010-03-19 Mike Stump <mikestump@comcast.net>
45 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
46 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
47 (override_options): Use SUBTARGET32_DEFAULT_CPU.
49 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
52 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was an error.
54 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
56 PR rtl-optimization/42258
57 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
58 use that may match DEF.
61 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
62 the cost of loading the constant rather than assuming
64 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
65 outer code is AND, do the same tests as the andsi3 expander and
66 return COSTS_N_INSNS (1) if and is cheap.
68 * optabs.c (avoid_expensive_constant): Fix formatting.
70 2010-03-19 Michael Matz <matz@suse.de>
73 * attribs.c (decl_attributes): When rebuilding a function pointer
74 type use the same qualifiers as the original pointer type.
76 2010-03-19 Martin Jambor <mjambor@suse.cz>
78 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
79 and is_gimple_ip_invariant_address.
81 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
84 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
86 * config/arm/arm.c (arm_override_options): Turn off
87 flag_dwarf2_cfi_asm for AAPCS variants.
89 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
92 * config/arm/arm.c (emit_multi_reg_push): Update comments.
93 Use PRE_MODIFY instead of PRE_DEC.
94 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
95 (vfp_emit_fstmd): Likewise.
97 2010-03-19 Michael Matz <matz@suse.de>
100 * builtins.c (expand_builtin_interclass_mathfn,
101 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
104 2010-03-19 Richard Guenther <rguenther@suse.de>
106 PR tree-optimization/43415
107 * tree-ssa-pre.c (phi_translate): Split out worker to ...
108 (phi_translate_1): ... this.
109 (phi_translate): Move all caching here. Cache all NARY
110 and REFERENCE translations.
112 2010-03-19 David S. Miller <davem@davemloft.net>
114 With help from Eric Botcazou.
115 * config/sparc/sparc.c: Include dwarf2out.h.
116 (emit_pic_helper): Delete.
117 (pic_helper_symbol_name): Delete.
118 (pic_helper_emitted_p): Delete.
119 (pic_helper_needed): New.
120 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
121 (get_pc_thunk_name): New.
122 (load_pic_register): Remove 'delay_pic_helper' arg. Use
123 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
124 Set pic_helper_needed to true. Don't call emit_pic_helper.
125 (sparc_expand_prologue): Update load_pic_register call.
126 (sparc_output_mi_thunk): Likewise.
127 (sparc_file_end): Emit a hidden comdat symbol for the PIC
128 thunk if possible. Output CFI information as needed.
130 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
131 Jack Howarth <howarth@bromo.med.uc.edu>
134 * config/i386/i386.h: Fix ABI on darwin x86-32.
136 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
138 * tree.h: Declare make_decl_rtl_for_debug.
139 * varasm.c (make_decl_rtl_for_debug): New.
140 * dwarf2out.c (rtl_for_decl_location): Call it.
141 * cfgexpand.c (expand_debug_expr): Call it.
143 2010-03-18 Jakub Jelinek <jakub@redhat.com>
146 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
150 * var-tracking.c (vt_init_cfa_base): Do nothing if
151 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed
154 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
157 * var-tracking.c (canonicalize_vars_star): New.
158 (dataflow_post_merge_adjust): Use it.
160 2010-03-18 Jakub Jelinek <jakub@redhat.com>
163 * var-tracking.c (non_suitable_const): New function.
164 (add_uses): For DEBUG_INSNs with constants, don't record any
165 value, instead just the constant value itself.
166 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
167 is not VAR_LOC_UNKNOWN_P, set var to the constant.
168 (emit_notes_in_bb): Likewise.
169 (emit_note_insn_var_location): For onepart variables if
170 cur_loc is a VOIDmode constant, use DECL_MODE.
172 2010-03-18 Martin Jambor <mjambor@suse.cz>
175 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
176 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
177 all non-clones. Moved call redirection...
178 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new
180 (cgraph_materialize_all_clones): Dispose of all
181 combined_args_to_skip bitmaps.
182 (verify_cgraph_node): Do not check for edges pointing to wrong
183 nodes in inline clones.
184 * tree-inline.c (copy_bb): Call
185 cgraph_redirect_edge_call_stmt_to_callee.
186 * ipa.c (cgraph_remove_unreachable_nodes): Call
187 cgraph_node_remove_callees even when there are used clones.
189 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
191 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
193 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
196 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
199 2010-03-18 Michael Matz <matz@suse.de>
202 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
203 into sqrt(x) if we need to preserve signed zeros.
205 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
206 Eric Botcazou <ebotcazou@adacore.com>
208 PR rtl-optimization/43360
209 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
210 note if we don't know its invariant status.
212 2010-03-18 Michael Matz <matz@suse.de>
214 PR tree-optimization/43402
215 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
216 PHI chains of ssa names registered for update.
218 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
221 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
222 non-offsettable and pre_modify update addressing.
223 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
224 and "2" alternatives "#".
225 (*movdd_softfloat32): Make all alternatives "#";
226 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
227 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
228 (*movdf_softfloat32): Make all alternatives "#";
229 (movdi): Use the new DIFD mode iterator to create a common splitter
230 for movdi, movdf and movdd patterns.
232 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
234 * common.opt (dumpdir): Remove redundant tab.
236 2010-03-17 Martin Jambor <mjambor@suse.cz>
238 PR tree-optimization/43347
239 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
240 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
242 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
244 PR rtl-optimization/42216
245 * regrename.c (create_new_chain): New function, broken out from...
246 (scan_rtx_reg): ... here. Call it. Handle the case where we are
247 appending a use to an empty chain.
248 (build_def_use): Remove previous changes that convert OP_INOUT to
249 OP_OUT operands; instead detect the case where an OP_INOUT operand
250 uses a previously untracked register and create an empty chain for
253 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
255 * doc/extend.texi (Function Attributes): Rewrite unfinished
256 sentence in ms_abi documentation.
258 2010-03-17 Alan Modra <amodra@gmail.com>
260 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
261 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
262 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
263 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
265 2010-03-16 Richard Henderson <rth@redhat.com>
268 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
269 (lower_try_finally): Save and restore eh_seq around the expansion
272 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
274 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
275 statements before splitting block.
277 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
279 * doc/sourcebuild.texi (Testsuites): Fix markup.
280 Use pathnames relative to gcc/testsuite.
281 (Test Directives): Move description of how timeout is determined.
282 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
283 (C Tests): Correct gcc.misc-tests directory.
284 Framework tests now live in gcc.test-framework.
286 2010-03-16 Richard Guenther <rguenther@suse.de>
289 * tree-cfg.c (gimple_merge_blocks): When propagating virtual
290 PHI operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI
293 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
294 Alexandre Oliva <aoliva@redhat.com>
296 PR tree-optimization/42917
297 * lambda-code.c (remove_iv): Skip debug statements.
298 (lambda_loopnest_to_gcc_loopnest): Likewise.
299 (not_interesting_stmt): Debug statements are not interesting.
301 2010-03-16 Jakub Jelinek <jakub@redhat.com>
305 * cselib.c (cselib_preserve_constants,
306 cfa_base_preserved_val): New static variables.
307 (preserve_only_constants): New function.
308 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
309 clear its REG_VALUES. If cselib_preserve_constants, don't
310 empty the whole hash table, but preserve there VALUEs with constants,
311 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
312 (cselib_preserve_cfa_base_value): New function.
313 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
314 (cselib_init): Change argument to int bitfield. Set
315 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
317 (cselib_finish): Clear cselib_preserve_constants and
318 cfa_base_preserved_val.
319 * cselib.h (enum cselib_record_what): New enum.
320 (cselib_init): Change argument to int.
321 (cselib_preserve_cfa_base_value): New prototype.
322 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
323 * dse.c (dse_step1): Likewise.
324 * cfgcleanup.c (thread_jump): Likewise.
325 * sched-deps.c (sched_analyze): Likewise.
326 * gcse.c (local_cprop_pass): Likewise.
327 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
328 If FN is non-NULL, call the callback always and whenever it returns
329 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
330 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
331 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
332 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
333 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
334 * var-tracking.c: Include recog.h.
335 (bb_stack_adjust_offset): Remove.
336 (vt_stack_adjustments): Don't call it, instead just gather the
337 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
338 (adjust_stack_reference): Remove.
339 (compute_cfa_pointer): New function.
340 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
341 (struct adjust_mem_data): New type.
342 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
344 (get_address_mode): New function.
345 (replace_expr_with_values): Use it.
346 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
347 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
348 (adjust_sets): Remove.
349 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
350 Use get_address_mode.
351 (get_adjusted_src): Remove.
352 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
353 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
354 (add_with_sets): Don't call adjust_sets.
355 (fp_setter, vt_init_cfa_base): New functions.
356 (vt_initialize): Change return type to bool. Move most of pool etc.
357 initialization to the beginning of the function from end. Pass
358 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
359 If !frame_pointer_needed, call vt_stack_adjustment before mos
360 vector is filled, call vt_init_cfa_base if argp/framep has been
361 eliminated to sp. If frame_pointer_needed and argp/framep has
362 been eliminated to hard frame pointer, set
363 hard_frame_pointer_adjustment and call vt_init_cfa_base after
364 encountering fp setter in the prologue. For MO_ADJUST, call
365 log_op_type before pusing the op into mos vector, not afterwards.
366 Call adjust_insn before cselib_process_insn/add_with_sets,
367 call cancel_changes (0) afterwards.
368 (variable_tracking_main_1): Adjust for vt_initialize calling
369 vt_stack_adjustments and returning whether it succeeded or not.
371 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
373 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
376 2010-03-15 Jakub Jelinek <jakub@redhat.com>
378 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
380 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
381 drap_reg has not been set.
383 2010-03-15 Michael Matz <matz@suse.de>
386 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
387 use it to expand block copies.
388 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
389 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
390 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
392 2010-03-15 Richard Guenther <rguenther@suse.de>
394 PR tree-optimization/43367
395 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
398 2010-03-15 Richard Guenther <rguenther@suse.de>
400 PR tree-optimization/43317
401 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
403 2010-03-15 Martin Jambor <mjambor@suse.cz>
405 PR tree-optimization/43141
406 * tree-sra.c (create_abstract_origin): New function.
407 (modify_function): Call create_abstract_origin.
409 2010-03-15 Chris Demetriou <cgd@google.com>
411 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
414 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
417 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
418 call insert_out_of_ssa_copy for default definitions.
420 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
422 * graphite-clast-to-gimple.c (my_long_long): Defined.
423 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
424 * graphite-sese-to-poly.c (my_long_long): Defined.
425 (scop_ivs_can_be_represented): Use it.
427 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
429 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
430 graphite-max-bbs-per-function, and loop-block-tile-size.
431 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
433 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
435 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
437 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
439 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
440 (add_upper_bounds_from_estimated_nit): New.
441 (build_loop_iteration_domains): Use it.
443 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
445 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
447 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
450 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
451 should be an INTEGER_CST. Also handle CASE_CONVERT.
453 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
455 * graphite.c (graphite_initialize): To bound the number of bbs per
456 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
457 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
458 * doc/invoke.texi: Document it.
460 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
462 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
463 * graphite-sese-to-poly.h (build_poly_scop): Same.
465 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
467 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
468 the number of parameters in the scop. Use as an upper bound
469 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
470 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
471 * doc/invoke.texi: Document it.
473 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
475 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
476 * doc/c-tree.texi: Remove.
477 * doc/generic.texi: Merge c-tree.texi here.
478 * doc/gccint.texi (Trees): Remove menu entry.
479 (c-tree.texi): Remove @include.
480 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
481 * doc/languages.texi (Reading RTL): Ditto.
483 2010-03-12 Steve Ellcey <sje@cup.hp.com>
486 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
488 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
491 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
492 code added to work around reload clobbering CONST insns.
494 2010-03-12 Jakub Jelinek <jakub@redhat.com>
496 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
497 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
498 (cselib_preserve_only_values): Remove retain argument, don't
499 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
500 * cselib.h (cselib_preserve_only_values): Remove retain argument.
501 * var-tracking.c (micro_operation): Move insn field before union.
502 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
503 (struct variable_tracking_info_def): Remove n_mos field, change
504 mos into a vector of micro_operations.
505 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
506 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
507 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
508 changing into a vector.
509 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
510 come before all other uops generated by add_stores.
511 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
513 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
514 a vector. Run just one pass over the bbs instead of separate counting
515 and computation phase.
516 (vt_finalize): Free VTI (bb)->mos vector instead of array.
519 * tree-inline.c (remap_decls): Put old_var rather than origin_var
520 into *nonlocalized_list vector.
521 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
522 even if origin is non-NULL.
523 (gen_variable_die): Likewise.
524 (process_scope_var): Don't change origin.
525 (gen_decl_die): Likewise.
526 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
527 before adding new edges instead of after it, fix moving over
530 2010-03-11 David S. Miller <davem@davemloft.net>
532 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
534 * configure: Rebuild.
536 2010-03-11 Martin Jambor <mjambor@suse.cz>
538 PR tree-optimization/43257
539 * tree.c (assign_assembler_name_if_neeeded): New function.
540 (free_lang_data_in_cgraph): Assembler name assignment moved to the
542 * tree.h (assign_assembler_name_if_neeeded): Declare.
543 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
544 the function if needed.
546 2010-03-11 Chris Demetriou <cgd@google.com>
548 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
549 include/stdint-gcc.h, and include/stdint.h world-readable.
551 2010-03-11 Richard Guenther <rguenther@suse.de>
553 PR tree-optimization/43255
554 * tree-vrp.c (process_assert_insertions_for): Do not insert
555 asserts for trivial conditions.
557 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
559 PR tree-optimization/43280
560 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
561 generation. Move calculation of size out of the if branch.
562 (find_bswap): Modify compare number generation.
564 2010-03-11 Richard Guenther <rguenther@suse.de>
567 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
568 (input_gimple_stmt): Fixup handled component types during
569 operand read. Also fix up decls in ADDR_EXPRs.
571 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
573 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
574 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
576 2010-03-10 Jan Hubicka <jh@suse.cz>
579 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
580 * varasm.c (get_variable_section): Don't do that here...
581 (make_decl_rtl): ... and here.
582 (do_assemble_alias): Produce decl RTL.
583 (assemble_alias): Likewise.
585 2010-03-10 Jakub Jelinek <jakub@redhat.com>
588 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
589 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
591 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
592 (based_loc_descr): Only express drap or vdrap regno based expressions
593 using DW_OP_fbreg when not optimizing.
594 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
595 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
596 REG_CFA_SET_VDRAP note.
598 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
600 PR tree-optimization/43236
601 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
602 error in calculation of base address in reverse iteration case.
603 (generate_builtin): Take number of latch executions if the statement
606 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
609 * tree-eh.c: Include pointer-set.h.
610 (lower_eh_dispatch): Filter out duplicate case labels and
611 remove the unneeded edge when the label is unused. Return
612 true when some edges are removed.
613 (execute_lower_eh_dispatch): When any lowering resulted in
614 removing an edge, also delete unreachable blocks.
616 2010-03-10 Jakub Jelinek <jakub@redhat.com>
619 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
620 UNSPEC_MACHOPIC_OFFSET.
622 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
625 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
626 (m68k_delegitimize_address): New function.
628 2010-03-09 Jakub Jelinek <jakub@redhat.com>
631 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
634 * var-tracking.c (adjust_sets): New function.
635 (count_with_sets, add_with_sets): Use it.
636 (get_adjusted_src): New inline function.
637 (add_stores): Use it.
640 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
641 call cselib_dummy_expand_value_rtx_cb instead of
642 cselib_expand_value_rtx_cb.
645 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
646 * config/i386/i386.c: Include debug.h and dwarf2out.h.
647 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
648 and .cfi_endproc around the pic thunks.
649 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
650 all queued unwind info register saves are saved before the call.
651 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
652 considered as sp-=4 for unwind info and the pop as sp+=4 which
653 also clobbers dest, but doesn't actually restore it.
656 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
659 2010-03-09 Jie Zhang <jie@codesourcery.com>
661 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
662 whitespaces in output template.
664 2010-03-09 Jie Zhang <jie@codesourcery.com>
666 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
669 2010-03-08 Jakub Jelinek <jakub@redhat.com>
671 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
672 builtins.exp in a separate job.
674 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
676 * graphite-sese-to-poly.c (add_param_constraints): Use
677 lower_bound_in_type and upper_bound_in_type.
679 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
681 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
682 instead of unsigned_type_node.
684 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
685 Reza Yazdani <reza.yazdani@amd.com>
688 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
689 on pointer type parameters.
691 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
695 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
696 handle conversions from pointer to integers.
697 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
698 induction variable, to be able to work with code generated by CLooG.
699 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
700 (build_poly_scop): Bail out if we cannot codegen a loop.
702 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
704 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
705 code generation with gloog_error.
707 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
709 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
710 Call fold_convert on all the returned values.
711 (expand_scalar_variables_expr): Pass to
712 expand_scalar_variables_ssa_name the type of the resulting expression.
714 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
716 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
717 ppl_min_for_le_pointset.
718 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
719 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
721 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
723 * graphite-dependences.c (map_into_dep_poly): Removed.
724 (dependence_polyhedron_1): Use combine_context_id_scat.
726 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
728 * graphite-poly.h (struct poly_scattering): Add layout documentation.
729 (struct poly_bb): Same.
730 (combine_context_id_scat): New.
732 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
735 * sese.c (name_defined_in_loop_p): Return false for default
738 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
740 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
741 and clean up the logic.
743 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
745 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
748 2010-03-08 Jakub Jelinek <jakub@redhat.com>
750 * var-tracking.c (remove_cselib_value_chains): Define only for
752 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
753 delete_slot_part, emit_notes_for_differences_1): Don't call
754 remove_cselib_value_chains here.
755 (set_slot_part, emit_notes_for_differences_2): Don't call
756 add_cselib_value_chains here.
757 (preserved_values): New vector.
758 (preserve_value): New function.
759 (add_uses, add_stores, vt_add_function_parameters): Use it
760 instead of cselib_preserve_value.
761 (changed_values_stack): New vector.
762 (check_changed_vars_0): New function.
763 (check_changed_vars_1, check_changed_vars_2): Use it.
764 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
765 changed_values_stack VALUEs.
766 (vt_emit_notes): For all preserved_values call
767 add_cselib_value_chains. If ENABLE_CHECKING call
768 remove_cselib_value_chains before verifying value_chains is empty.
769 Initialize and free changed_values_stack.
770 (vt_initialize): Initialize preserved_values.
771 (vt_finalize): Free preserved_values.
773 2010-03-08 Richard Guenther <rguenther@suse.de>
775 PR tree-optimization/43269
776 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
779 2010-03-08 Martin Jambor <mjambor@suse.cz>
781 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
782 (ipa_is_param_called): Removed.
783 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
784 (ipa_print_node_params): Do not print the called flag.
785 (ipa_write_node_info): Do not stream the called flag.
786 (ipa_read_node_info): Likewise.
788 2010-03-07 Jakub Jelinek <jakub@redhat.com>
791 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
792 * cselib.c (struct expand_value_data): Add dummy field.
793 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
795 (cselib_dummy_expand_value_rtx_cb): New function.
796 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
798 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
799 * var-tracking.c: Include pointer-set.h.
800 (variable): Change n_var_parts to char from int. Add
801 cur_loc_changed and in_changed_variables fields.
802 (variable_canonicalize): Remove.
803 (shared_var_p): New inline function.
804 (unshare_variable): Maintain cur_loc_changed and
805 in_changed_variables fields. If var was in changed_variables,
806 replace it there with new_var. Just copy cur_loc instead of
807 resetting it to something else.
808 (variable_union): Don't recompute cur_loc. Use shared_var_p.
809 (dataflow_set_union): Don't call variable_canonicalize.
810 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
811 of their DEBUG_EXPR_TREE_DECLs.
812 (canonicalize_loc_order_check): Verify that cur_loc is NULL
813 and in_changed_variables and cur_loc_changed is false.
814 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
815 and cur_loc_changed. Don't update cur_loc here.
816 (variable_merge_over_src): Don't call variable_canonicalize.
817 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
818 removing loc that is equal to cur_loc, clear cur_loc,
819 set cur_loc_changed and ensure variable_was_changed is called.
820 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
821 compare pointers in cur_loc check, if it is equal to loc,
822 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
823 (variable_different_p): Remove compare_current_location argument,
824 don't compare cur_loc.
825 (dataflow_set_different_1): Adjust variable_different_p caller.
826 (variable_was_changed): If dv had some var in changed_variables
827 already, reset in_changed_variables flag for it and propagate
828 cur_loc_changed over to the new variable. On empty var
829 always set cur_loc_changed. Set in_changed_variables on whatever
830 var is added to changed_variables.
831 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
832 Use shared_var_p. When removing loc that is equal to cur_loc,
833 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
834 end, don't set it to something else, just call variable_was_changed.
835 (delete_slot_part): Use shared_var_p. When cur_loc equals to
836 loc being removed, clear cur_loc and set cur_loc_changed.
837 Set cur_loc_changed if all locations have been removed.
838 (struct expand_loc_callback_data): New type.
839 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
840 allocated. Always create SUBREGs if simplify_subreg failed.
841 Prefer to use cur_loc, when that fails and still in
842 changed_variables (and seen first time) recompute it. Set
843 cur_loc_changed of variables which had to change cur_loc and
844 compute elcd->cur_loc_changed if any of the subexpressions used
845 had to change cur_loc.
846 (vt_expand_loc): Adjust to pass arguments in
847 expand_loc_callback_data structure.
848 (vt_expand_loc_dummy): New function.
849 (emitted_notes): New variable.
850 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
851 that weren't used for any other decl in current
852 emit_notes_for_changes call call vt_expand_loc_dummy to update
853 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
854 first loc_chain location if NULL before. Always use just
855 cur_loc instead of first loc_chain location. When cur_loc_changed
856 is false, when not --enable-checking=rtl just don't emit any note.
857 When rtl checking, compute the note and assert it is the same
858 as previous note. Clear cur_loc_changed and in_changed_variables
859 at the end before removing from changed_variables.
860 (check_changed_vars_3): New function.
861 (emit_notes_for_changes): Traverse changed_vars to call
862 check_changed_vars_3 on each changed var.
863 (emit_notes_for_differences_1): Clear cur_loc_changed and
864 in_changed_variables. Recompute cur_loc of new_var.
865 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
866 (vt_emit_notes): Initialize and destroy emitted_notes.
868 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
870 PR rtl-optimization/42220
871 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
872 Use verify_reg_tracked to determine if we should use OP_OUT rather
874 (build_def_use): If we see an in-out operand for a register that we
875 know nothing about, treat is an output if possible, fail the block if
878 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
881 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
884 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
887 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
888 uses of relevant DEFs that are dead outside the loop too.
890 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
892 * var-tracking.c (dataflow_set_merge): Swap src and src2.
894 2010-01-13 Jakub Jelinek <jakub@redhat.com>
896 * var-tracking.c (values_to_unmark): New variable.
897 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
898 values_to_unmark vector. Moved body to...
899 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
900 instead queue it into values_to_unmark vector.
901 (vt_find_locations): Free values_to_unmark vector.
903 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
905 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
906 (site.exp): Export them when plugins are enabled.
908 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
911 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
913 (chrec_fold_multiply): Same.
915 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
918 * c-decl.c (build_compound_literal): Return early if init is
921 2010-03-04 Martin Jambor <mjambor@suse.cz>
923 PR tree-optimization/43164
924 PR tree-optimization/43191
925 * tree-sra.c (type_consists_of_records_p): Reject records with
926 zero-size bit-fields at the end.
928 2010-03-04 Mike Stump <mikestump@comcast.net>
930 * Makefile.in (TAGS): Remove *.y.
932 2010-03-04 Richard Guenther <rguenther@suse.de>
934 PR tree-optimization/40761
935 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
937 (my_rev_post_order_compute): New function.
940 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
943 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
944 decrease the cost of an IV candidate when the cost is infinite.
946 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
948 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
949 Use '3DNow!' for the extension of that name, ensure normal space
951 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
953 2010-03-03 Jeff Law <law@redhat.com>
955 * PR middle-end/32693
956 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
958 (extract_bit_field_1): Likewise.
960 2010-03-03 Janis Johnson <janis187@us.ibm.com>
962 * doc/sourcebuild.texi (Test directives): Document that arguments
963 include-opts and exclude-opts are now optional for dg-skip-if,
964 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
966 2010-03-03 Jason Merrill <jason@redhat.com>
969 * cgraph.h (varpool_node): Add extra_name field.
970 * varpool.c (varpool_extra_name_alias): New.
971 (varpool_assemble_decl): Emit extra name aliases.
972 (varpool_mark_needed_node): Look past an extra name alias.
973 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
974 * lto-streamer-in.c (lto_input_tree): Read it.
975 * lto-streamer-out.c (output_unreferenced_globals): Write it.
977 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
979 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
980 (sparc*-*-solaris2*): ...this.
982 2010-03-03 Jakub Jelinek <jakub@redhat.com>
985 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
986 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
987 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
988 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
991 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
992 fallthrough to default handling, just with want_address 0 instead of 2.
993 For single element lists, add_AT_loc directly, otherwise create an
994 artificial variable DIE and stick location list to it.
997 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
998 (VAL_EXPR_HAS_REVERSE): Define.
999 (reverse_op): New function.
1000 (add_stores): For reversible operations add an extra MO_VAL_USE.
1002 2010-03-02 Jason Merrill <jason@redhat.com>
1004 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1006 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1008 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1009 (sparc64-*-linux*): Likewise.
1010 (sparc64-*-solaris2*): Include assembler files before linker ones.
1011 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1012 * config/sparc/gas.h: Delete.
1013 * config/sparc/sol2-64.h: Add copyright notice.
1014 * config/sparc/sol2-gas-bi.h: Likewise.
1015 * config/sparc/sol2-gld.h: Likewise.
1016 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1017 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1018 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1019 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1020 (sparc_elf_asm_named_section): Rename into...
1021 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1023 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1025 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1027 2010-03-02 Jeff Law <law@redhat.com>
1030 * reload1.c (rtx_p, substitute_stack): Declare.
1031 (substitute): Record addresses of changed rtxs.
1032 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1033 Restore the original rtx when complete.
1034 (reload): Free subsitute_stack when complete.
1036 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1038 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1039 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1041 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1042 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1043 Torture Tests): Change from subsection to section.
1045 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1046 Steven Bosscher <steven@gcc.gnu.org>
1048 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1051 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1054 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1055 the assignment from the new induction variable to the assignment
1056 of the value from the original loop PHI function.
1058 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1059 Daniel Jacobowitz <dan@codesourcery.com>
1061 * doc/sourcebuild.texi (Test directives): Clarify options to
1064 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1066 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1067 Disable cfi directives unless GCC and gas agree on using read-only
1068 .eh_frame sections for 64-bit.
1069 * configure: Regenerate.
1071 2010-03-01 Richard Guenther <rguenther@suse.de>
1073 PR tree-optimization/43220
1074 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1075 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1077 2010-03-01 Richard Guenther <rguenther@suse.de>
1078 Martin Jambor <mjambor@suse.cz>
1081 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1082 gimplified parameters.
1084 2010-03-01 Christian Bruel <christian.bruel@st.com>
1086 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1088 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1090 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1092 2010-03-01 Richard Guenther <rguenther@suse.de>
1095 * expr.c (expand_assignment): Use the alias-oracle to tell
1096 if the rhs aliases the result decl.
1098 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1101 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1102 to sol_gt_pch_get_address.
1103 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1104 64-bit, SPARC and x86.
1105 (sol_gt_pch_get_address): New function.
1107 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1109 * toplev.h (inform_n, error_n): Declare.
1110 * diagnostic.c (inform_n, error_n): New function.
1112 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1114 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1115 has no rtl yet when processing local_decls, queue it and recheck
1116 if deferred stack allocation hasn't assigned it rtl.
1118 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1120 * config/sh/sh.c (unspec_bbr_uid): New.
1121 (gen_block_redirect): Use it instead of INSN_UID.
1122 (gen_far_branch): Likewise.
1124 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1126 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1127 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1129 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1131 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1132 (Warning Options): -Wno-conversion-null is valid for
1133 Objective-C++ as well.
1134 * doc/tm.texi (Named Address Spaces): Likewise.
1135 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1136 * doc/tree-ssa.texi (Tree SSA): Likewise.
1138 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1141 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1142 by default. Don't set the default arch for
1143 i[34567]86-*-darwin*|x86_64-*-darwin*.
1145 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1148 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1149 default. Set the default 32bit/64bit archs with $with_arch
1150 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1152 2010-02-27 Richard Guenther <rguenther@suse.de>
1154 PR tree-optimization/43186
1155 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1156 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1157 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1158 unroller iterations.
1160 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1162 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1163 required and i[34567]86-*-* targets don't support 64bit ISA.
1165 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1168 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1171 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1173 * config.gcc: Set the default arch at least to Prescott for
1174 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1175 if SSE math is enabled.
1177 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1179 * diagnostic.c (diagnostic_initialize): Update.
1180 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1182 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1183 (diagnostic_inhibit_notes): New.
1184 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1186 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1189 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1190 * doc/standards.texi: Likewise.
1191 * doc/extend.texi: Likewise.
1192 * doc/trouble.texi: Likewise.
1193 * doc/cppopts.texi: Likewise.
1194 * doc/install.texi: Likewise.
1195 * c.opt (std=c90,std=gnu90): New options.
1196 * c-opts.c (c_common_handle_option): Handle them.
1198 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1201 * c-decl.c (undeclared_variable): Use an informative note.
1203 2010-02-26 Richard Guenther <rguenther@suse.de>
1205 PR tree-optimization/43186
1206 * gimple.h (gimple_fold): Remove.
1207 * gimple.c (gimple_fold): Remove. Inline into single user ...
1208 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1209 Try harder for conditions.
1211 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1214 * function.c (used_types_insert): Don't skip through named pointer
1215 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1216 and it is different from the main variant's type.
1218 2010-02-26 Nick Clifton <nickc@redhat.com>
1220 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1222 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1224 * config.gcc: Support --with-fpmath=sse for x86.
1226 * config/i386/ssemath.h: New.
1228 * doc/install.texi (--with-fpmath=sse): Documented.
1230 2010-02-26 Richard Guenther <rguenther@suse.de>
1232 PR tree-optimization/43188
1233 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1234 vector types of over-aligned element type.
1236 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1239 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1240 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1242 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1244 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1246 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1248 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1249 * var-tracking.c: Include diagnostic.h.
1250 (debug_dv): New function.
1251 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1254 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1255 (add_value_chain, add_value_chains, remove_value_chain,
1256 remove_value_chains): Handle DEBUG_EXPRs.
1257 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1260 * regcprop.c (struct queued_debug_insn_change): New type.
1261 (struct value_data_entry): Add debug_insn_changes field.
1262 (struct value_data): Add n_debug_insn_changes field.
1263 (debug_insn_changes_pool): New variable.
1264 (free_debug_insn_changes, apply_debug_insn_changes,
1265 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1266 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1267 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1269 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1271 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1272 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1273 changes, call cprop_find_used_regs via note_stores.
1274 (copyprop_hardreg_forward): When copying vd from predecessor
1275 which has any queued DEBUG_INSN changes, make sure the pointers are
1276 cleared. At the end call df_analyze and then if there are any
1277 DEBUG_INSN changes queued at the end of some basic block for still
1278 live registers, apply them.
1279 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1281 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1283 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1286 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1288 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1289 targets. Set the default with_cpu/with_arch from arch/cpu.
1290 Allow x86-64 and native for with_cpu/with_arch.
1292 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1294 * ebitmap.c: Change calls to verify_popcount with calls to
1295 sbitmap_verify_popcount.
1296 (ebitmap_clear_bit): Fixed map->cacheindex test and
1297 map>cache update when bit clearing results in an empty
1300 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1303 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1304 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1305 and support both V2DF and V2DI modes.
1306 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1307 support both V2DF and V2DI modes.
1308 (general): Delete trailing whitespace from a few patterns.
1310 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1311 V2DF/V2DI interleave high/low builtins.
1313 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1316 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1317 interleave high/low functions.
1319 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1321 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1322 #pragma extern_prefix.
1324 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1327 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1328 BLKmode, assert op0 is a MEM and just adjust its mode.
1331 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1332 if bitpos isn't multiple of mode's bitsize.
1334 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1336 * c.opt (-ftemplate-depth=): New.
1337 (-ftemplate-depth-): Deprecate.
1338 * optc-gen.awk: Handle -ftemplate-depth=.
1339 * opth-gen.awk: Likewise.
1340 * c-opts.c (c_common_handle_option): Likewise.
1341 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1343 2010-02-24 Jason Merrill <jason@redhat.com>
1345 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1347 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1349 * cfg.c (alloc_aux_for_block): Remove inline.
1350 (alloc_aux_for_edge): Likewise.
1352 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1354 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1356 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1358 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1359 * config/i386/sol2-gas.h: New file.
1360 * config.gcc (i[34567]86-*-solaris2*): Use it.
1362 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1365 * c-typeck.c (ep_convert_and_check): New.
1366 (build_conditional_expr): Use it.
1367 (build_binary_op): Likewise.
1369 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1371 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1374 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1375 bounds even for -O+.
1376 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1377 expr needs to have DECL_NAME set.
1379 2010-02-24 Nick Clifton <nickc@redhat.com>
1381 * config/mep/mep.c: Include gimple.h.
1382 (mep_function_uses_sp): Delete unused function.
1383 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1384 parameters. Use unsigned integers to count args. Return a
1385 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1387 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1390 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1391 greater or equal to nelt instead of 2 * nelt.
1392 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1395 2010-02-23 Jason Merrill <jason@redhat.com>
1398 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1399 in cfun->local_decls even if they have register types.
1402 * stor-layout.c (place_field): Don't warn about unnecessary
1403 DECL_PACKED if the type is packed.
1405 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1408 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1409 GOTOFF relocs, even when the base reg isn't pic pointer.
1411 2010-02-23 Michael Matz <matz@suse.de>
1414 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1415 (expand_gimple_basic_block): Generate and use debug temps if there
1416 are debug uses left after the last real use of TERed ssa names.
1417 Unlink debug immediate uses when they are expanded.
1419 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1422 * config/i386/i386.c (override_options): Reorganise to provide
1423 better error messages.
1425 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1428 * graphite-scop-detection.c (create_single_exit_edge): Move
1429 the call to find_single_exit_edge to....
1430 (create_sese_edges): ...here. Don't handle multiple edges
1431 exiting the function.
1432 (build_graphite_scops): Don't handle multiple edges
1433 exiting the function.
1435 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1438 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1439 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1441 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1444 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1446 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1449 * c-typeck.c (convert_arguments): Print declaration location.
1450 * c-common.c (validate_nargs): Rename as
1451 builtin_function_validate_nargs.
1452 (check_builtin_function_arguments): Update.
1454 2010-02-22 Richard Guenther <rguenther@suse.de>
1457 * tree-inline.c (declare_return_variable): Use the type of
1458 the call stmt lhs if available.
1460 2010-02-22 Duncan Sands <baldrick@free.fr>
1462 * passes.c (register_pass): Always consider all pass lists when
1463 ref_pass_instance_number is zero.
1465 2010-02-22 Richard Guenther <rguenther@suse.de>
1467 PR tree-optimization/42749
1468 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1469 parameter. Do arithmetic in the original type.
1470 (update_accumulator_with_ops): Likewise.
1471 (adjust_accumulator_values): Adjust.
1473 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1475 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1476 (QI to BLKmode splitter): New splitter.
1478 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1480 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1481 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1483 2010-02-22 Richard Guenther <rguenther@suse.de>
1485 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1487 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1489 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1490 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1491 ($(T)crti.o, $(T)crtn.o): Remove rules.
1493 2010-02-21 Tobias Burnus <burnus@net-b.de>
1496 * doc/invoke.texi (-fassociative-math): Document that this
1497 option is automatically enabled for Fortran.
1499 2010-02-20 David S. Miller <davem@davemloft.net>
1501 * configure.ac: Test if linker and assembler properly support
1502 GOTDATA_OP relocations.
1503 * configure: Rebuild.
1504 * config.in: Likewise.
1505 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1506 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1507 (movsi_high_pic): Likewise.
1508 (movdi_lo_sum_pic): Likewise.
1509 (movdi_high_pic): Likewise.
1510 (movsi_pic_gotdata_op): New pattern.
1511 (movdi_pic_gotdata_op): Likewise.
1512 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1513 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1515 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1518 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1519 attribute to ssemul.
1520 (xop_mulv2div2di3_high): Ditto.
1522 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1525 * c.opt (Wconversion-null): New option.
1526 * doc/invoke.texi (Wconversion-null): Document.
1528 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1530 * common.opt (Wlarger-than-): Add Undocumented.
1532 2010-02-19 Mike Stump <mikestump@comcast.net>
1534 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1536 2010-02-19 Jason Merrill <jason@redhat.com>
1539 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1540 * configure: Likewise.
1542 2010-02-20 Alan Modra <amodra@gmail.com>
1545 * cgraph.h (cgraph_make_decl_local): Declare.
1546 * cgraph.c (cgraph_make_decl_local): New function.
1547 (cgraph_make_node_local): Use it.
1548 * cgraphunit.c (cgraph_function_versioning): Likewise.
1549 * ipa.c (function_and_variable_visibility): Likewise.
1551 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1554 * except.c (sjlj_emit_function_enter): Don't call
1555 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1557 * rtl.h (add_reg_br_prob_note): Remove prototype.
1559 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1562 * c-common.c (conversion_warning): Remove widening conversions
1563 before checking the conversion of integers to reals.
1565 2010-02-19 Mike Stump <mikestump@comcast.net>
1568 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1571 * cgraphunit.c (process_function_and_variable_attributes): Check
1572 DECL_PRESERVE_P instead of looking up attribute "used".
1573 * ipa-pure-const.c (check_decl): Likewise.
1574 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1575 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1576 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1577 instead of attribute "used".
1578 * config/sol2-c.c (solaris_pragma_init): Likewise.
1579 (solaris_pragma_fini): Likewise.
1581 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1583 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1584 Use XCNEW instead of xcalloc.
1585 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1586 XNEW instead of xmalloc.
1587 (get_fields): Use XNEWVEC instead of xmalloc.
1590 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1591 populate vars array.
1592 (create_new_general_access): For debug stmts just reset value.
1593 (get_stmt_accesses): For accesses within debug stmts just record them
1594 using add_access_to_acc_sites instead of preventing the peeling or
1595 counting them as accesses.
1598 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1600 2010-02-19 Richard Guenther <rguenther@suse.de>
1602 PR tree-optimization/42916
1603 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1606 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1608 * configure.ac: Replace all uses of changequote in macro arguments
1609 with proper quoting.
1611 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1614 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1616 2010-02-19 Richard Guenther <rguenther@suse.de>
1618 PR tree-optimization/42944
1619 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1620 test for aliasing with errno.
1622 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1625 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1626 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1627 * dojump.c: Include output.h.
1628 (inv): New inline function.
1629 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1630 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1631 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1632 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1633 argument, pass it down to other calls.
1634 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1635 add REG_BR_PROB note to the conditional jump.
1636 * cfgexpand.c (add_reg_br_prob_note): Removed.
1637 (expand_gimple_cond): Don't call it, add the probability
1638 as last argument to jumpif_1/jumpifnot_1.
1639 * Makefile.in (dojump.o): Depend on output.h.
1640 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1642 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1643 * stmt.c (do_jump_if_equal): Likewise.
1644 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1645 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1646 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1648 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1649 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1650 jumpifnot_1 callers.
1651 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1653 (store_expr): Adjust jumpifnot caller.
1654 (store_constructor): Adjust jumpif caller.
1657 * gimplify.c (gimple_boolify): For __builtin_expect call
1658 gimple_boolify also on its first argument.
1660 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
1662 * configure.ac (gnu-unique-object): Wrap regexps using [] in
1664 (__stack_chk_fail): Ditto. Remove quadrigraphs.
1665 * configure: Regenerated.
1667 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1669 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
1670 lang_hooks.types_compatible_p instead of comptypes.
1672 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
1674 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
1675 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
1676 if __prefer_thumb__ is defined.
1678 2010-02-18 Martin Jambor <mjambor@suse.cz>
1680 PR tree-optimization/43066
1681 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
1682 array with zero-sized element type.
1684 2010-02-18 Jakub Jelinek <jakub@redhat.com>
1686 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
1687 rtx, allocate struct var_loc_node here and return it to the
1688 caller, and only if it is actually needed.
1689 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
1690 move it earlier and return immediately if it returns NULL.
1692 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
1694 * config/sparc/gas.h: New file. Restore
1695 TARGET_ASM_NAMED_SECTION to its ELF default.
1696 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
1698 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1699 Likewise. Add ATTRIBUTE_UNUSED to prototype.
1700 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
1701 after sparc/sysv4.h.
1703 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
1705 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
1707 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
1709 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
1710 patterns from predicated pattern.
1712 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
1715 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
1716 for insn mnemonic suffix.
1718 2010-02-17 Richard Guenther <rguenther@suse.de>
1720 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
1723 2010-02-17 Jakub Jelinek <jakub@redhat.com>
1726 * caller-save.c (save_call_clobbered_regs): If BB ends with
1727 a DEBUG_INSN, move any notes in between last real insn and the last
1728 DEBUG_INSN after the last DEBUG_INSN.
1730 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
1732 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
1733 Fix return type. Fix argument type. Explain meaning of return value.
1735 2010-02-16 Richard Guenther <rguenther@suse.de>
1737 PR tree-optimization/41043
1738 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
1739 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
1741 (vrp_visit_phi_node): ... but only for loop PHI nodes.
1743 2010-02-16 Ira Rosen <irar@il.ibm.com>
1745 PR tree-optimization/43074
1746 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
1747 * tree-vect-loop.c (vect_analyze_loop_operations): Add
1748 vectorizable cycles in hybrid SLP check.
1749 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
1751 2010-02-16 Richard Guenther <rguenther@suse.de>
1753 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
1754 (true_dependence): If memrefs_conflict_p computes must-alias
1755 trust it. Move TBAA check after offset-based disambiguation.
1756 (canon_true_dependence): Likewise.
1758 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
1760 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
1761 * doc/invoke.texi: Document it.
1762 * var-tracking.c: Include toplev.h and params.h.
1763 (vt_find_locations): Return bool indicating success. Compute
1764 hash sizes unconditionally. Check new parameter, report.
1765 (variable_tracking_main_1): Check vt_find_locations results and
1766 retry. Renamed from...
1767 (variable_tracking_main): ... this. New wrapper to preserve
1768 flag_var_tracking_assignments.
1769 * Makefile.in (var-tracking.o): Adjust dependencies.
1771 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
1772 Jakub Jelinek <jakub@redhat.com>
1775 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
1776 if weak_import attribute is present.
1777 * config/darwin.c (machopic_select_section): Likewise.
1779 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
1781 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
1782 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
1783 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
1784 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
1786 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
1788 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1791 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
1792 Rewrite text to refer to the names.
1794 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
1796 * config/i386/i386-builtin-types.def
1797 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
1798 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
1799 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
1800 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
1801 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
1802 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
1803 IX86_BUILTIN_VPERMIL2PS256.
1804 (MULTI_ARG_4_DF2_DI_I): Defined.
1805 (MULTI_ARG_4_DF2_DI_I1): Defined.
1806 (MULTI_ARG_4_SF2_SI_I): Defined.
1807 (MULTI_ARG_4_SF2_SI_I1): Defined.
1808 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
1809 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
1810 __builtin_ia32_vpermil2ps256.
1811 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1812 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1813 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
1814 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1815 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1816 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
1817 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
1818 CODE_FOR_xop_vpermil2v8sf3.
1819 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
1820 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
1821 * config/i386/xopintrin.h (_mm_permute2_pd): New.
1822 (_mm256_permute2_pd): New.
1823 (_mm_permute2_ps): New.
1824 (_mm256_permute2_ps): New.
1826 2010-02-15 Nick Clifton <nickc@redhat.com>
1828 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
1829 boolean parameters. Use emit_jump_insn when emitting a pop
1830 instruction containing a return insn.
1831 (push): Use 'true' rather than '1' as second parameter to F.
1832 (h8300_expand_prologue): Likewise.
1833 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
1834 (h8300_expand_epilogue): Likewise.
1836 2010-02-15 Richard Guenther <rguenther@suse.de>
1839 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
1842 2010-02-15 Nick Clifton <nickc@redhat.com>
1844 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
1847 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
1849 * intl.c (fake_ngettext): New function.
1850 * intl.h (fake_ngettext): Declare.
1851 (ngettext): Define macro.
1852 * collect2.c (notice_translated): New function.
1853 (main): Use notice_translated and ngettext.
1854 * collect2.h (notice_translated): Declare.
1856 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
1858 * reorg.c (delete_computation): Comment fixes.
1859 * caller-save.c (setup_save_areas): Idem.
1860 * sel-sched-dump.c (dump_lv_set): Idem.
1863 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1865 * config/s390/s390.c (s390_sched_init): New function.
1866 (TARGET_SCHED_INIT): Target hook defined.
1868 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
1869 Jack Howarth <howarth@bromo.med.uc.edu>
1870 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1873 Partial revert of unintended change in fix for PR41605.
1874 * config/darwin.h: Fix typo.
1875 * config/darwin9.h: Same.
1877 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1879 * c-pch.c (pch_init): Clear v.
1881 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1884 * graphite-scop-detection.c (graphite_can_represent_scev): Call
1885 graphite_can_represent_init for MULT_EXPR.
1887 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1891 * graphite-sese-to-poly.c (remove_phi): New.
1892 (translate_scalar_reduction_to_array): Call remove_phi.
1894 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1897 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
1898 * graphite-clast-to-gimple.h (gloog): Update declaration.
1899 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
1900 * graphite-poly.h (struct poly_bb): Add missing comments.
1901 (struct scop): Add poly_scop_p field.
1903 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
1904 * graphite.c (graphite_transform_loops): Build the polyhedral
1905 representation for each scop before code generation.
1906 * sese.c (rename_variables_in_operand): Removed.
1907 (rename_variables_in_expr): Return the renamed expression.
1908 (rename_sese_parameters): New.
1909 * sese.h (rename_sese_parameters): Declared.
1911 2010-02-11 Richard Guenther <rguenther@suse.de>
1913 PR tree-optimization/42998
1914 * tree-ssa-pre.c (create_expression_by_pieces): Treat
1915 POINTER_PLUS_EXPR properly.
1917 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1918 Changpeng Fang <changpeng.fang@amd.com>
1921 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
1922 the cost of an IV candidate when the IV is used in a test against zero.
1924 * gcc.dg/tree-ssa/ivopts-3.c: New.
1926 2010-02-11 Richard Guenther <rguenther@suse.de>
1929 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
1930 pointer-vs-decl case by swapping refs. Handle some cases
1931 of pointer-vs-decl disambiguations more conservatively.
1932 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
1933 to false after expanding.
1935 2010-02-11 Richard Guenther <rguenther@suse.de>
1938 * gcc.c (process_command): Handle LTO file@offset case more
1941 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1943 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
1944 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
1946 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
1948 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
1949 if MEM's mode size isn't DWARF2_ADDR_SIZE.
1950 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
1951 Optimize eq/ne comparisons when both arguments are known to be
1953 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
1954 Don't mask operands unnecessarily if they are known to be already
1957 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
1959 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
1962 2010-02-10 Richard Guenther <rguenther@suse.de>
1964 PR tree-optimization/43017
1965 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
1966 for wrapping signed arithmetic.
1968 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1971 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
1972 if no debug info should be emitted for it.
1974 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1976 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
1977 note when flag_exceptions is set.
1979 2010-02-10 Duncan Sands <baldrick@free.fr>
1981 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
1983 2010-02-10 Richard Guenther <rguenther@suse.de>
1986 * tree.c (get_unwidened): Handle constants.
1987 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
1989 2010-02-10 Martin Jambor <mjambor@suse.cz>
1992 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
1993 check for variable argument counts independently.
1995 2010-02-10 Christian Bruel <christian.bruel@st.com>
1998 * config/sh/sh.c (find_barrier): Increase length for non delayed
1999 conditional branches.
2001 2010-02-10 Christian Bruel <christian.bruel@st.com>
2003 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2005 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2007 * builtins.c (set_builtin_user_assembler_name): Also handle
2008 ffs if int is smaller than word.
2010 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2013 * ira-conflicts.c (get_dup): Remove.
2014 (process_reg_shuffles): Add new parameter. Use it as an
2015 additional guard for copy generation.
2016 (add_insn_allocno_copies): Rewrite.
2018 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2020 * common.opt (fsched2-use-traces): Preserved for backward
2022 * doc/invoke.texi: Remove the documentation about option
2023 -fsched2-use-traces.
2024 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2025 flag_sched2_use_traces.
2026 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2027 the backward compatibility flag section.
2029 2010-02-09 Richard Guenther <rguenther@suse.de>
2031 PR tree-optimization/43008
2032 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2033 make HEAP variables initialized from global memory if they
2034 are not known builtin functions.
2035 (find_func_aliases): Adjust.
2037 2010-02-09 Richard Guenther <rguenther@suse.de>
2039 PR tree-optimization/43000
2040 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2041 arithmetic manually.
2043 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2045 PR tree-optimization/42931
2046 * tree-loop-linear.c (try_interchange_loops): Don't call
2047 double_int_mul if estimated_loop_iterations failed.
2049 2010-02-08 Martin Jambor <mjambor@suse.cz>
2052 * tree-sra.c (build_accesses_from_assign): Do not mark in
2053 should_scalarize_away_bitmap if stmt has volatile ops.
2054 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2057 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2059 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2061 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2063 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2066 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2069 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2071 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2074 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2075 to unknown_dependence.
2076 (graphite_legal_transform_dr): Handle the unknown_dependence.
2077 (graphite_carried_dependence_level_k): Same.
2079 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2081 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2083 2010-02-07 Richard Guenther <rguenther@suse.de>
2086 * expr.c (get_inner_reference): Always initialize *pbitsize.
2088 2010-02-07 Richard Guenther <rguenther@suse.de>
2091 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2092 new ARRAY_REFs on variable size element or minimal index arrays.
2094 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2095 gimple_fold_indirect_ref.
2097 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2100 * arm.c (arm_override_options): Just return if the user has specified
2101 an invalid fpu name.
2103 2010-02-03 Jason Merrill <jason@redhat.com>
2106 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2107 i386_pe_maybe_record_exported_symbol.
2109 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2112 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2113 (pa_delegitimize_address): New function.
2115 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2117 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2118 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2120 2010-02-05 Richard Guenther <rguenther@suse.de>
2123 * lto-streamer-in.c (get_resolution): Deal with references
2124 to undefined functions.
2126 2010-02-05 Richard Guenther <rguenther@suse.de>
2128 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2129 (fold_const_aggregate_ref): Likewise.
2130 (ccp_fold_stmt): Substitute loads.
2131 (maybe_fold_reference): Verify types before substituting.
2133 (fold_gimple_assign): Unshare properly.
2134 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2136 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2138 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2139 for rs6000_gen_cell_microcode.
2141 2010-02-04 Richard Guenther <rguenther@suse.de>
2143 PR rtl-optimization/42952
2144 * dse.c (const_or_frame_p): Remove MEM handling.
2146 2010-02-04 Nick Clifton <nickc@redhat.com>
2148 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2149 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2150 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2151 (mn10300_asm_output_mi_thunk): New function.
2152 (mn10300_can_output_mu_thunk): New function.
2153 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2154 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2155 (FUNCTION_ARG): Delete incorrect comment.
2157 2010-02-03 Jason Merrill <jason@redhat.com>
2160 * fold-const.c (operand_equal_p): Handle erroneous types.
2162 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2164 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2166 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2168 PR rtl-optimization/42941
2169 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2172 2010-02-03 Jason Merrill <jason@redhat.com>
2175 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2177 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2180 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2181 (cselib_reset_table): Renamed from...
2182 (cselib_reset_table_with_next_value): ... this.
2183 (cselib_get_next_uid): Renamed from...
2184 (cselib_get_next_unknown_value): ... this.
2185 * cselib.c (next_uid): Renamed from...
2186 (next_unknown_value): ... this.
2187 (cselib_clear_table): Adjust.
2188 (cselib_reset_table): Adjust. Renamed from...
2189 (cselib_reset_table_with_next_value): ... this.
2190 (cselib_get_next_uid): Adjust. Renamed from...
2191 (cselib_get_next_unknown_value): ... this.
2192 (get_value_hash): Use hash.
2193 (cselib_hash_rtx): Likewise.
2194 (new_cselib_val): Adjust. Set and dump uid.
2195 (cselib_lookup_mem): Pass next_uid as hash.
2196 (cselib_subst_to_values): Likewise.
2197 (cselib_log_lookup): Dump uid.
2198 (cselib_lookup): Pass next_uid as hash. Adjust.
2199 (cselib_process_insn): Adjust.
2200 (cselib_init): Initialize next_uid.
2201 (cselib_finish): Adjust.
2202 (dump_cselib_table): Likewise.
2203 * dse.c (canon_address): Dump value uid.
2204 * print-rtl.c (print_rtx): Print value uid.
2205 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2207 (dv_uid): New function, sort of renamed from...
2208 (dv_htab_hash): ... this, reimplemented in terms of it and...
2209 (dv_uid2hash): ... this. New.
2210 (variable_htab_eq): Drop excess assertions.
2211 (tie_break_pointers): Removed.
2212 (canon_value_cmp): Compare uids.
2213 (variable_post_merge_New_vals): Print uids.
2214 (vt_add_function_parameters): Adjust.
2215 (vt_initialize): Reset table. Adjust.
2217 2010-02-03 Richard Guenther <rguenther@suse.de>
2219 PR tree-optimization/42944
2220 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2221 (call_may_clobber_ref_p_1): Likewise. Properly handle
2222 malloc and calloc clobbering errno.
2224 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2226 * doc/invoke.texi: Fix name of sched1 dump.
2228 * opts.c (decode_options): Set flag_tree_switch_conversion
2229 only conditionally on optimize >= 2.
2231 * gcse.c: Assorted comment fixes in pass description.
2233 2010-02-03 Anthony Green <green@moxielogic.com>
2235 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2236 nop padding in order to maintain alignment of storage location of
2237 target function address.
2238 (moxie_trampoline_init): Store target function address at newly
2240 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2242 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2244 2010-02-03 Richard Guenther <rguenther@suse.de>
2247 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2249 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2251 * config.gcc: Reenable check for obsolete targets.
2252 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2253 mips-sgi-irix6.[0-4]*.
2255 2010-02-02 Nick Clifton <nickc@redhat.com>
2257 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2258 constant size of 4 as being the same as 0.
2259 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2260 can take values in the range 0..4.
2262 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2265 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2266 as _darwin10_Unwind_FindEnclosingFunction().
2267 * libgcc-libsystem.ver: New.
2269 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2272 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2273 implicitly set registers.
2275 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2277 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2278 (arm_override_options): Allow automatic selection of the thread
2279 pointer register if thumb2.
2280 (legitimize_pic_address): Improve code sequences for Thumb2.
2281 (arm_call_tls_get_addr): Likewise.
2282 (legitimize_tls_address): Likewise.
2283 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2284 (pic_load_addr_32bit): ... this. New named pattern.
2285 * thumb2.md (pic_load_addr_thumb2): Delete.
2286 (pic_load_dot_plus_four): Delete.
2287 (tls_load_dot_plus_four): New named pattern.
2289 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2292 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2293 Document fix for TLS bug.
2295 2010-01-31 Richard Guenther <rguenther@suse.de>
2297 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2298 conservatively correct.
2300 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2304 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2306 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2308 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2310 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2312 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2314 * config.gcc: Adjust order of makefile fragments for mingw targets.
2316 2010-01-31 Richard Guenther <rguenther@suse.de>
2319 * gimplify.c (gimplify_init_constructor): For volatile LHS
2320 initialize a temporary.
2322 2010-01-31 Matthias Klose <doko@ubuntu.com>
2324 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2326 * configure: Regenerate.
2328 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2330 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2331 the same alias set and their sizes different constantness.
2332 (aliasing_component_refs_p): Revert 2009-10-24 change.
2334 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2336 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2339 2010-01-29 Richard Guenther <rguenther@suse.de>
2341 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2342 Assert we successfully updated the call.
2344 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2346 PR rtl-optimization/42889
2347 * df.h (df_set_bb_dirty_nonlr): New prototype.
2348 * df-core.c (df_set_bb_dirty_nonlr): New function.
2349 * df-scan.c (df_insn_rescan): Call it instead of
2350 df_set_bb_dirty for DEBUG_INSNs.
2352 2010-01-29 Richard Guenther <rguenther@suse.de>
2355 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2356 quadratic behavior in most cases.
2358 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2361 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2362 in the call to gen_x86_movsicc_0_m1.
2364 2010-01-28 Richard Guenther <rguenther@suse.de>
2366 PR tree-optimization/42871
2367 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2369 2010-01-28 Richard Guenther <rguenther@suse.de>
2371 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2372 into call arguments.
2374 2010-01-28 Richard Guenther <rguenther@suse.de>
2377 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2378 the forwarder if the destination is an EH landing pad.
2380 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2382 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2383 block list passed to gimple_duplicate_sese_tail.
2384 (parallelize_loops): Avoid parallelization when the function
2386 Avoid parallelization when the preheader is IRREDUCIBLE.
2387 Try to optimize when estimated_loop_iterations_int is unresolved.
2388 Add the loop's location to the dump file.
2389 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2390 (gimple_duplicate_sese_tail): Remove the check for the latch.
2391 Redirect nexits to the exit block.
2392 Remove handling of the incoming edges to the latch.
2393 Redirect the backedge from the copied latch to the exit bb.
2395 2010-01-28 Michael Matz <matz@suse.de>
2398 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2399 Wrap force_reg into a sequence, emit it before user.
2401 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2403 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2405 (arm_legacy_rev): Likewise.
2406 (thumb_legacy_rev): Likewise.
2408 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2410 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2411 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2412 on MEM's address failed, try avoid_constant_pool_reference and
2413 recurse if it returned something different.
2414 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2415 address, try avoid_constant_pool_reference and recurse if it
2416 returned something different.
2417 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2418 address and avoid_constant_pool_reference returned something
2419 different, don't set have_address.
2421 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2424 * var-tracking.c (val_store): Add modified argument, obey it.
2426 (count_uses): Move down logging of main.
2427 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2428 don't need resolution.
2429 (emit_notes_in_bb): Likewise.
2431 2010-01-27 Richard Guenther <rguenther@suse.de>
2434 * tree-inline.c (remap_decl): Delay remapping of SSA name
2435 default definitions until we need them.
2437 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2439 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2440 (rs6000_delegitimize_address): New function.
2442 * config/s390/s390.c (s390_delegitimize_address): Call
2443 delegitimize_mem_from_attrs.
2446 * tree-inline.c (cannot_copy_type_1): Removed.
2447 (copy_forbidden): Don't forbid copying of functions containing
2448 records/unions with variable length fields.
2450 2010-01-27 Christian Bruel <christian.bruel@st.com>
2454 * config/sh/sh.c (find_barrier): Increase length for non delayed
2455 conditional branches.
2457 2010-01-27 Matthias Klose <doko@ubuntu.com>
2459 * configure.ac (gnu-unique-object): Fix ldd version check.
2460 * configure: Regenerate.
2462 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2464 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2466 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2467 Test for HAVE_GNU_AS value.
2469 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2471 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2472 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2473 INT64_TYPE): Define.
2474 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2475 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2476 INT_LEAST64_TYPE): Define.
2477 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2478 UINT_LEAST64_TYPE): Define.
2479 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2480 INT_FAST64_TYPE): Define.
2481 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2482 UINT_FAST64_TYPE): Define.
2483 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2484 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2485 (SIG_ATOMIC_TYPE): Define.
2487 2010-01-26 Richard Guenther <rguenther@suse.de>
2489 * df-scan.c (df_scan_set_bb_info): Remove assert.
2490 (df_insn_rescan_debug_internal): Merge asserts.
2491 (df_install_ref): Likewise.
2492 (df_mark_reg): Use bitmap_set_range.
2493 (df_hard_reg_used_p): Remove assert.
2494 (df_hard_reg_used_count): Likewise.
2496 2010-01-26 Richard Guenther <rguenther@suse.de>
2498 PR rtl-optimization/42685
2499 * web.c (web_main): Ignore DEBUG_INSNs.
2501 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2503 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2505 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2506 Fix types of fndecl and arglist parameters.
2508 2010-01-26 Richard Guenther <rguenther@suse.de>
2511 * tree-eh.c (unsplit_eh): Skip debug insns.
2513 2010-01-26 Richard Guenther <rguenther@suse.de>
2515 PR tree-optimization/42250
2516 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2518 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2521 * omp-low.c (expand_omp_sections): Only use single_pred if
2522 l2_bb is single_pred_p.
2524 2010-01-25 Christian Bruel <christian.bruel@st.com>
2527 * config/sh/sh.c (find_barrier): Increase length for non delayed
2528 conditional branches.
2529 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2531 2010-01-24 David S. Miller <davem@davemloft.net>
2533 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2534 define if not using GAS.
2535 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2536 Likewise. Delete SECTION_MERGE code, which is only applicable
2539 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2542 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2543 mangling of va_list in system headers.
2545 2010-01-23 Toon Moene <toon@moene.org>
2547 * tree-predcom.c (combine_chains): Return NULL, not false.
2549 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2551 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2552 initialization of variable res to agree with return type.
2554 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2556 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2557 * tree-sra.c: Add include of expr.h.
2559 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2561 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2562 insert the debug stmt on the single non-EH edge from the stmt.
2564 2010-01-22 Richard Henderson <rth@redhat.com>
2567 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2568 the RHS until after generate_subtree_copies has insertted its
2569 code before the current statement.
2571 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2573 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2575 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2577 2010-01-21 Martin Jambor <mjambor@suse.cz>
2579 PR tree-optimization/42585
2580 * tree-sra.c (struct access): New field grp_total_scalarization.
2581 (dump_access): Dump the new field.
2582 (should_scalarize_away_bitmap): New variable.
2583 (cannot_scalarize_away_bitmap): Likewise.
2584 (sra_initialize): Allocate new bitmaps.
2585 (sra_deinitialize): Free new bitmaps.
2586 (create_access_1): New function.
2587 (create_access): Parts moved to create_access_1.
2588 (type_consists_of_records_p): New function.
2589 (completely_scalarize_record): Likewise.
2590 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2591 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2592 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2594 (analyze_all_variable_accesses): Completely scalarize small eligible
2597 2010-01-21 Martin Jambor <mjambor@suse.cz>
2599 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2601 2010-01-21 Andrew Haley <aph@redhat.com>
2603 * gcc.c (process_command): Move lang_specific_driver before
2604 setting cc_libexec_prefix.
2606 2010-01-21 Richard Guenther <rguenther@suse.de>
2609 * fold-const.c (negate_expr_p): Pretend only negative
2610 real constants are easily negatable.
2612 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2613 Jason Merrill <jason@redhat.com>
2615 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2616 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2617 * calls.c (initialize argument_information): Handle it.
2618 * c-common.c (handle_transparent_union_attribute): Use new name.
2619 * c-decl.c (finish_struct): Ditto.
2620 * c-typeck.c (type_lists_compatible_p): Ditto.
2621 (convert_for_assignment): Use new name and also handle record.
2622 * function.c (aggregate_value_p): Handle it.
2623 (pass_by_reference): Ditto.
2624 (assign_parm_data_types): Ditto.
2625 * print-tree.c (print_node): Ditto.
2626 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2627 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2628 * tree.c (first_field): New fn.
2630 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2633 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2634 even when linking statically, for now.
2636 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2639 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2640 without a cselib val.
2641 (count_uses): Accept MO_VAL_SET with no val on stores.
2642 (add_stores): Likewise.
2644 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2646 * var-tracking.c (check_value_val): Add a compile time assertion.
2647 (dv_is_decl_p): Simplify.
2648 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2649 gcc_assert if ENABLE_CHECKING.
2651 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2654 * var-tracking.c: Include tree-flow.h.
2655 (mem_dies_at_call): New.
2656 (dataflow_set_preserve_mem_locs): Use it.
2657 (dataflow_set_remove_mem_locs): Likewise.
2658 (dump_var): Renamed from dump_variable. Adjust all callers.
2659 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2660 * Makefile.in (var-tracking.o): Adjust deps.
2662 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2664 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2666 2010-01-20 Richard Guenther <rguenther@suse.de>
2668 PR tree-optimization/42717
2669 * tree-ssa-dce.c (get_live_post_dom): Remove.
2670 (forward_edge_to_pdom): Take an arbitrary edge to copy
2671 degenerate PHI args from.
2672 (remove_dead_stmt): Use the first post-dominator even if it
2673 does not contain live statements as redirection destination.
2675 2010-01-20 Richard Guenther <rguenther@suse.de>
2677 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2679 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2681 * sel-sched.c (create_speculation_check): Remove set but not used
2683 (try_transformation_cache): Remove set but not used variable ds.
2684 (calculate_privileged_insns): Remove set but not used variables
2685 cur_insn and min_spec_insn.
2686 (find_best_expr): Remove set but not used variable avail_n.
2687 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2689 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2691 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2692 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2695 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
2698 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
2699 cpu types. Add support for *-sse3 cpu types.
2700 (x86_64-*-*): Ditto.
2702 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2705 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
2706 argument, call initializer_constant_valid_p_1 instead of
2707 initializer_constant_valid_p, pass CACHE to it, return NULL
2708 immediately if first call returns NULL.
2709 (initializer_constant_valid_p_1): New function.
2710 (initializer_constant_valid_p): Use it.
2712 2010-01-20 Thomas Quinot <quinot@adacore.com>
2714 * tree.def (PLACEHOLDER_EXPR): Fix comment.
2716 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2718 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
2719 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
2720 (loc_list_from_tree): Don't handle unsigned division. Handle
2721 signed modulo using DW_OP_{over,over,div,mul,minus}.
2722 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
2723 modulo instead of signed.
2725 2010-01-20 DJ Delorie <dj@redhat.com>
2727 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
2729 (h8300_emit_stack_adjustment): Propogate it.
2731 (h8300_expand_prologue): Likewise.
2732 (h8300_expand_epilogue): Likewise.
2734 2010-01-19 Michael Matz <matz@suse.de>
2736 PR tree-optimization/41783
2737 * tree-data-ref.c (toplevel): Include flags.h.
2738 (dump_data_dependence_relation): Also dump the inputs if the
2739 result will be unknown.
2740 (split_constant_offset_1): Look through some conversions.
2741 * tree-predcom.c (determine_roots_comp): Restart a new chain if
2742 the offset from last element is too large.
2743 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
2744 (reassociate_to_the_same_stmt): Handle vector registers.
2745 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
2747 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
2748 wide_prolog_niters argument, emit widening instructions.
2749 (vect_do_peeling_for_alignment): Adjust caller, use widened
2750 variant of the iteration cound.
2751 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
2753 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2756 * config/arm/neon-testgen.m (emit_automatics): New parameter
2757 features. Adjust for Fixed_return_reg feature.
2758 (test_intrinsic): Call emit_automatics with new feature.
2759 * config/arm/neon.ml: Update copyright years.
2760 (features): New Fixed_return_reg feature.
2761 (ops): Update feature for Vget_low.
2763 2010-01-19 Jakub Jelinek <jakub@redhat.com>
2765 PR tree-optimization/42719
2766 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
2770 * fwprop.c (all_uses_available_at): Return false if def_set dest
2771 is a REG that is used in def_insn.
2773 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
2775 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
2777 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
2780 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
2782 * target.h (struct gcc_target) <secondary_reload>: Change type
2783 of last argument to secondary_reload_info *.
2785 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
2788 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
2789 memory references with unaligned offsets. Remove CQImode handling.
2790 (unaligned_memory_operand): Return 1 for memory references with
2791 unaligned offsets. Remove CQImode handling.
2793 2010-01-18 Richard Guenther <rguenther@suse.de>
2796 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
2799 2010-01-18 Richard Guenther <rguenther@suse.de>
2801 PR tree-optimization/42781
2802 * tree-ssa-structalias.c (find_what_var_points_to): Skip
2803 restrict processing only if the original variable was artificial.
2805 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
2807 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
2808 find number of popped argument bytes.
2810 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
2811 Fix the text that describes the return value for invalid insns.
2813 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
2815 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
2816 Clarify what 'cost of the -dependence' is. Fix quoting.
2818 * toplev.c (default_get_pch_validity): Rename argument to "sz".
2819 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
2821 2010-01-17 Jakub Jelinek <jakub@redhat.com>
2823 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2824 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
2826 2010-01-17 Richard Guenther <rguenther@suse.de>
2829 * function.c (split_complex_args): Take a VEC to modify.
2830 (assign_parms_augmented_arg_list): Build a VEC instead of
2831 a chain of PARM_DECLs.
2832 (assign_parms_unsplit_complex): Take a VEC of arguments.
2833 Do not fixup unmodified parms.
2834 (assign_parms): Deal with the VEC.
2835 (gimplify_parameters): Likewise.
2837 2010-01-17 Richard Guenther <rguenther@suse.de>
2839 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
2840 node existence check.
2841 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
2842 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
2843 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
2844 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
2845 (gimple_execute_on_growing_pred): Likewise.
2847 2010-01-17 Richard Guenther <rguenther@suse.de>
2849 PR tree-optimization/42773
2850 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
2851 (compute_antic_aux): Likewise.
2852 (compute_partial_antic_aux): Likewise.
2854 2010-01-17 Jie Zhang <jie.zhang@analog.com>
2857 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
2860 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
2862 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
2865 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
2866 Fix markup for strict argument.
2868 (TARGET_SCHED_REORDER2): Fix argument types.
2870 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
2871 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
2873 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
2874 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
2876 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
2879 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
2880 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
2881 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
2882 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
2883 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
2885 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
2887 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
2889 (TARGET_ASM_RELOC_RW_MASK): Add return type.
2890 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
2892 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
2894 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
2897 (TARGET_ASM_NAMED_SECTION): Fix argument list.
2899 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
2900 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
2902 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
2904 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
2906 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
2907 referring to it. Fix language.
2909 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
2911 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
2913 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
2915 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
2917 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
2918 '@var{stream}. Remove stray 'and'.
2920 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
2922 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
2924 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
2926 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
2927 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
2929 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
2930 Fix description of return value.
2931 Rename argument "sz" to "len."
2933 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
2934 Clarify meaning of 'true' return value.
2936 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
2938 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
2939 rep_mode versus mode_rep.
2941 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
2943 (TARGET_BUILTIN_DECL): Fix name.
2945 (TARGET_COMMUTATIVE_P): Fix type of first argument.
2947 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
2949 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
2951 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
2953 (TARGET_RELAXED_ORDERING): Use @deftypevr.
2955 (TARGET_GET_DRAP_RTX): Note that this is a hook.
2958 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
2959 Rename argument tm_fn to md_fn.
2961 (TARGET_OPTION_PRINT): Fix argument list.
2963 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
2966 * config/i386/i386.c (ix86_fixup_binary_operands):
2967 Revert FMA4 fixup of operands.
2969 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2972 * Makefile.in (write_entries_to_file, install-plugin):
2973 Use \012 instead of \n with tr.
2975 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
2977 * configure.ac (HAVE_AS_REF): New C macro.
2978 * configure: Regenerate.
2979 * config.in: Likewise.
2980 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
2982 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
2985 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
2987 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
2989 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
2991 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
2993 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
2995 (TARGET_IN_SMALL_DATA_P): Fix argument type.
2997 (TARGET_BINDS_LOCAL_P): Fix argument type.
2999 (TARGET_ASM_FILE_END): Use prototype.
3001 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3003 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3005 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3007 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3009 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3010 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3012 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3013 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3015 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3016 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3017 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3018 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3020 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3022 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3024 (TARGET_INIT_BUILTINS): Use prototype.
3026 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3027 Put 'const char *' in braces. Fix parameter types.
3028 (TARGET_INVALID_CONVERSION): Fix parameter types.
3029 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3030 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3032 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3035 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3037 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3039 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3041 * doc/tm.texi (TARGET_HELP): Fix return type.
3043 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3044 in braces. Fix argument types.
3046 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3048 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3050 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3052 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3053 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3055 (TARGET_MANGLE_TYPE): Fix argument types.
3057 (TARGET_IRA_COVER_CLASSES): Use prototype.
3059 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3061 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3063 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3065 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3067 (TARGET_CALLEE_COPIES): Fix argument types.
3069 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3071 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3073 (TARGET_FUNCTION_VALUE): Fix argument types.
3075 (TARGET_RETURN_IN_MSB): Fix argument type.
3077 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3079 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3081 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3083 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3084 agree with return type.
3086 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3088 2010-01-15 Jing Yu <jingyu@google.com>
3090 PR rtl-optimization/42691
3091 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3092 a pseudo to a constant and are merged, and adjust comments.
3094 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3096 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3098 2010-01-15 Richard Guenther <rguenther@suse.de>
3101 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3102 labels of computed or non-local gotos to the destination.
3103 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3104 landing pad label is the first label.
3106 2010-01-15 Richard Guenther <rguenther@suse.de>
3108 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3110 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3113 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3114 to allow generation of the xssqrtdp instruction on power7.
3115 (sqrtdf2_fpr): Ditto.
3117 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3120 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3121 functions with noreturn attribute.
3124 * varasm.c (declare_weak): Add weak attribute to decl if it
3125 doesn't have one already.
3126 (assemble_external): Only add decls to weak_decls if they also
3127 have weak attribute.
3129 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3131 * var-tracking.c (var_reg_delete): Don't delete the association
3132 between REGs and values or one-part variables if the register
3135 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3138 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3139 because its first operand is a non-localized variable.
3141 2010-01-14 Martin Jambor <mjambor@suse.cz>
3143 PR tree-optimization/42706
3144 * tree-sra.c (encountered_recursive_call): New variable.
3145 (encountered_unchangable_recursive_call): Likewise.
3146 (sra_initialize): Initialize both new variables.
3147 (callsite_has_enough_arguments_p): New function.
3148 (scan_function): Call decl and flags check only for IPA-SRA, check
3149 whether there is a recursive call and whether it has enough arguments.
3150 (all_callers_have_enough_arguments_p): New function.
3151 (convert_callers): Look for recursive calls only when
3152 encountered_recursive_call is set.
3153 (ipa_early_sra): Bail out either if
3154 !all_callers_have_enough_arguments_p or
3155 encountered_unchangable_recursive_call.
3157 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3159 * sel-sched.c: Add 2010 to copyright years.
3160 * sel-sched-ir.c: Likewise.
3161 * sel-sched-ir.h: Likewise.
3163 2010-01-14 Martin Jambor <mjambor@suse.cz>
3165 PR tree-optimization/42714
3166 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3167 constructors specially.
3169 2010-01-14 Andi Kleen <ak@linux.intel.com>
3171 * config/i386/drivers-i386.c (detect_caches_intel):
3172 Add l2sizekb parameter and fill in.
3173 (host_detect_local_cpu): Add l2sizekb, fill in.
3174 Add Atom small cache heuristic.
3176 2010-01-14 Andi Kleen <ak@linux.intel.com>
3178 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3179 Add level3 parameter and fill in.
3180 (detect_caches_intel): Handle level3 cache.
3182 2010-01-14 Andi Kleen <ak@linux.intel.com>
3184 * config/i386/drivers-i386.c (host_detect_local_cpu):
3185 Fix core duo detection.
3187 2010-01-14 Andi Kleen <ak@linux.intel.com>
3189 * config/i386/drivers-i386.c (host_detect_local_cpu):
3192 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3194 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3195 (rs6000_variable_issue_1): this. Use...
3196 (rs6000_variable_issue): here. Reimplement. Print debug info.
3198 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3200 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3201 sel_restore_notes. Update all callers. Call reemit_notes
3204 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3206 PR rtl-optimization/42246
3207 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3210 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3212 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3213 all successors is the same as number of successors in current region.
3215 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3217 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3218 to rename is not separable. Otherwise check that its LHS is not NULL.
3220 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3222 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3224 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3226 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3227 available registers when failed to discover LHS register class.
3228 Fix indentation. Update comment.
3230 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3231 Alexander Monakov <amonakov@ispras.ru>
3233 PR rtl-optimization/42389
3234 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3236 (advance_state_on_fence): Likewise.
3237 (sel_target_adjust_priority): Print debug output only when
3238 sched_verbose >= 4, not 2.
3239 (get_expr_cost): Do not issue all unique insns on the next cycle.
3240 (fill_insns): Initialize can_issue_more from the value saved
3242 * sel-sched-ir.c (flist_add): New parameter issue_more.
3243 Init FENCE_ISSUE_MORE with it.
3244 (merge_fences): Likewise.
3245 (init_fences): Update call to flist_add.
3246 (add_to_fences, add_clean_fence_to_fences)
3247 (add_dirty_fence_to_fences): Likewise.
3248 (move_fence_to_fences): Update call to merge_fences.
3249 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3251 * sel-sched-ir.h (struct _fence): New field issue_more.
3252 (FENCE_ISSUE_MORE): New accessor macro.
3254 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3256 PR rtl-optimization/42388
3257 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3258 that have no predecessors nor successors. Do not call move_bb_info
3259 for empty blocks outside of current region.
3261 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3263 PR rtl-optimization/42294
3264 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3265 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3266 originators' originators.
3268 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3270 PR rtl-optimization/39453
3271 PR rtl-optimization/42246
3272 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3274 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3276 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3277 Alexander Monakov <amonakov@ispras.ru>
3280 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3281 (maybe_tidy_empty_bb): ... here. Make static. Add new
3282 argument. Update all callers.
3283 (tidy_control_flow): ... and here. Recompute topological order
3284 of basic blocks in region if necessary.
3285 (sel_redirect_edge_and_branch): Change return type. Return true
3286 if topological order might have been invalidated.
3287 (purge_empty_blocks): Export and move from...
3288 * sel-sched.c (purge_empty_blocks): ... here.
3289 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3290 (maybe_tidy_empty_bb): Delete prototype.
3291 (purge_empty_blocks): Declare.
3293 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3295 PR rtl-optimization/42249
3296 * sel-sched.c (try_replace_dest_reg): When chosen register
3297 and original register is the same, do not bail out early, but
3298 still check all original insns for validity of replacing destination
3299 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3302 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3305 Port from no-undefined-overflow branch:
3306 2009-03-09 Richard Guenther <rguenther@suse.de>
3308 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3310 2010-01-14 Richard Guenther <rguenther@suse.de>
3313 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3315 2010-01-14 Ira Rosen <irar@il.ibm.com>
3317 PR tree-optimization/42709
3318 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3319 as scalar type in creation of constant vector operand.
3321 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3324 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3325 (check-parallel-%): Match `testsuite' directory component only
3328 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3330 PR translation/39521
3331 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3334 2010-01-13 Richard Guenther <rguenther@suse.de>
3336 PR tree-optimization/42730
3337 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3340 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3343 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3344 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3347 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3349 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3350 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3351 ___umulsi3_highpart.
3353 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3354 rather than schedule_insns if the pass is enabled.
3356 2010-01-13 Martin Jambor <mjambor@suse.cz>
3358 PR tree-optimization/42704
3359 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3362 2010-01-13 Martin Jambor <mjambor@suse.cz>
3364 PR tree-optimization/42703
3365 * tree-sra.c (analyze_access_subtree): Check that we can build a
3366 reference to the original data within the aggregate.
3368 2010-01-13 Richard Guenther <rguenther@suse.de>
3370 PR tree-optimization/42705
3371 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3373 2010-01-13 Richard Guenther <rguenther@suse.de>
3376 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3378 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3381 * var-tracking.c (values_to_unmark): New variable.
3382 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3383 values_to_unmark vector. Moved body to...
3384 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3385 instead queue it into values_to_unmark vector.
3386 (vt_find_locations): Free values_to_unmark vector.
3388 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3390 * config/s390/s390.c (override_options): Set
3391 default of max-pending-list-length to 256
3393 2010-01-13 Richard Guenther <rguenther@suse.de>
3396 * tree-pass.h (PROP_gimple_lcx): New.
3397 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3398 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3399 before the final cleanup_eh.
3400 (dump_properties): Dump PROP_gimple_lcx.
3401 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3402 (tree_lower_complex_O0): Remove.
3403 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3404 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3405 tree_lower_complex, schedule TODO_update_ssa.
3406 * lto-streamer-out.c (output_function): Stream the functions
3408 * lto-streamer-in.c (input_function): Likewise.
3409 (lto_read_body): Do not override them here.
3411 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3414 * c-typeck.c (build_c_cast): Fold value cast to union type before
3415 wrapping it in a CONSTRUCTOR.
3417 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3419 PR rtl-optimization/42699
3420 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3423 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3425 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3426 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3427 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3428 SUBTARGET_WARN_UNUSED_SPEC): ... here
3429 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3431 2010-01-12 Julian Brown <julian@codesourcery.com>
3433 * config/arm/neon-schedgen.ml (Utils): Don't try to
3434 open missing module.
3435 (find_with_result): New.
3437 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3440 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3441 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3443 PR tree-optimization/42645
3444 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3445 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3446 decl_map, set processing_debug_stmt to -1 and return name without
3449 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3451 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3452 binutils version, and reword target configuration description.
3454 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3456 * config/avr/avr.h (LINKER_NAME): Remove.
3458 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3461 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3462 that support VSX, warn for -mno-altivec if vsx is not disabled,
3465 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3466 Shujing Zhao <pearly.zhao@oracle.com>
3468 PR translation/42469
3469 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3470 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3471 character between option name and help text.
3472 * c.opt (imultilib): Likewise.
3474 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3476 * lto-streamer-out.c (output_unreferenced_globals): Output static
3479 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3481 PR rtl-optimization/42621
3482 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3483 optimizing for size.
3484 (duplicate_computed_gotos): Remove now-redundant check.
3486 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3489 * configure.ac: Save and restore LDFLAGS and LIBS
3490 * configure: Regenerate.
3492 2010-01-10 Richard Guenther <rguenther@suse.de>
3495 * builtins.c (fold_builtin_strlen): Add type argument and
3496 convert the resulting length to it.
3497 (fold_builtin_1): Adjust.
3499 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3501 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3502 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3504 (num_insns_constant_wide): Adjust for that change.
3506 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3509 * web.c (union_defs): Add used argument, to combine uses of
3511 (entry_register): Adjust type and tests of used argument.
3512 (web_main): Widen used for new use. Pass it to union_defs.
3513 * df.h (union_defs): Adjust prototype.
3515 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3518 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3519 uses in new incoming argument. Free body.
3520 (reset_debug_uses_in_loop): New.
3521 (analyze_insn_to_expand_var): Call the latter if the former found
3522 anything. Fix whitespace. Reject invalid dest overlaps before
3523 going through all insns in the loop.
3525 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3528 * haifa-sched.c (dying_use_p): Debug insns don't count.
3530 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3533 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3534 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3535 (verify_gimple_call): Reject LHS in noreturn calls.
3537 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3541 * tree-vect-loop-manip.c (adjust_info): New type.
3542 (adjust_vec): New pointer to vector.
3543 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3544 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3545 (slpeel_update_phis_for_duplicate_loop): Use them.
3546 (slpeel_update_phi_nodes_for_guard1): Likewise.
3547 (slpeel_update_phi_nodes_for_guard2): Likewise.
3548 (slpeel_tree_peel_loop_to_edge): Likewise.
3549 (vect_update_ivs_after_vectorizer): Likewise.
3551 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3553 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3554 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3556 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3558 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3559 bogus uninitialized warning.
3561 2010-01-09 Richard Guenther <rguenther@suse.de>
3564 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3565 the evolution is compatible with the initial condition.
3567 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3569 * gcc.c (process_command): Update copyright notice dates.
3570 * gcov.c (print_version): Likewise.
3571 * gcov-dump.c (print_version): Likewise.
3572 * mips-tfile.c (main): Likewise.
3573 * mips-tdump.c (main): Likewise.
3575 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3578 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3580 (rotlhi3_8): Delete.
3582 (rotlsi3_8): Delete.
3583 (rotlsi3_16): Delete.
3584 (rotlsi3_24): Delete.
3586 (*rotw<mode>3): New.
3587 (*rotb<mode>3): New.
3588 * config/avr/avr.c (avr_rotate_bytes): New function.
3589 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3591 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3594 * configure.ac: Modify -rdynamic check.
3595 * configure: Regenerate.
3597 2010-01-08 DJ Delorie <dj@redhat.com>
3599 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3600 register popping order.
3602 2010-01-08 Richard Guenther <rguenther@suse.de>
3605 * c.opt (fsigned-char): Also let LTO handle this option.
3606 (funsigned-char): Likewise.
3608 2010-01-07 Richard Guenther <rguenther@suse.de>
3610 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3611 (gimple_op): Likewise.
3612 (gimple_op_ptr): Likewise.
3613 (gimple_assign_set_lhs): Remove gcc_assert.
3614 (gimple_assign_set_rhs1): Likewise.
3615 (gimple_assign_set_rhs2): Likewise.
3616 (gimple_call_set_lhs): Likewise.
3617 (gimple_call_set_fn): Likewise.
3618 (gimple_call_set_fndecl): Likewise.
3619 (gimple_call_fndecl): Likewise.
3620 (gimple_call_return_type): Likewise.
3621 (gimple_call_set_chain): Likewise.
3622 (gimple_call_num_args): Likewise.
3623 (gimple_call_set_arg): Likewise.
3624 (gimple_cond_set_code): Likewise.
3625 (gimple_cond_set_lhs): Likewise.
3626 (gimple_cond_set_rhs): Likewise.
3627 (gimple_cond_set_true_label): Likewise.
3628 (gimple_cond_set_false_label): Likewise.
3629 (gimple_label_set_label): Likewise.
3630 (gimple_goto_set_dest): Likewise.
3631 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3632 (gimple_debug_bind_get_value): Likewise.
3633 (gimple_debug_bind_get_value_ptr): Likewise.
3634 (gimple_debug_bind_set_var): Likewise.
3635 (gimple_debug_bind_set_value): Likewise.
3636 (gimple_debug_bind_reset_value): Likewise.
3637 (gimple_debug_bind_has_value_p): Likewise.
3638 (gimple_return_retval_ptr): Remove gcc_assert.
3639 (gimple_return_retval): Likewise.
3640 (gimple_return_set_retval): Likewise.
3641 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3642 (safe_referenced_var_iterator): Remove.
3643 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3644 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3645 (fill_referenced_var_vec): Remove.
3646 (first_readonly_imm_use): Remove redundant gcc_assert.
3647 (phi_arg_index_from_use): Combine gcc_asserts.
3648 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3649 (first_imm_use_stmt): Remove redundant gcc_assert.
3650 * tree-cfg.c (verify_gimple_call): Verify function and chain
3651 operands. Verify arguments.
3652 (verify_types_in_gimple_stmt): Verify condition code and labels.
3654 2010-01-07 Richard Guenther <rguenther@suse.de>
3656 PR tree-optimization/42641
3657 * sese.c (rename_map_elt_info): Use the SSA name version, do
3660 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3662 PR tree-optimization/42625
3663 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3664 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3666 2010-01-07 Duncan Sands <baldrick@free.fr>
3668 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3670 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3673 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3674 note itself is not function_invariant_p.
3676 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3678 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3679 Do not add the DF_NOTE problem.
3680 * store-motion.c (execute_rtl_store_motion): Likewise.
3682 2010-01-07 Martin Jambor <mjambor@suse.cz>
3684 PR tree-optimization/42157
3685 * tree-sra.c (compare_access_positions): Stabilize sort if both
3686 accesses have integer types, return zero immediately if they are the
3689 2010-01-06 Richard Henderson <rth@redhat.com>
3692 * haifa-sched.c (add_to_note_list): Merge into ...
3693 (concat_note_lists): ... here, and ...
3694 (unlink_other_notes, rm_other_notes): Merge into...
3695 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3696 NOTE_INSN_EPILOGUE_BEG.
3698 2010-01-06 Richard Guenther <rguenther@suse.de>
3700 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
3701 not inline regular functions into always-inline functions.
3703 2010-01-06 Nick Clifton <nickc@redhat.com>
3705 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
3706 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
3708 (OVERRIDE_OPTIONS): Delete.
3709 (OPTIMIZATION_OPTIONS): Define.
3710 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
3711 * config/rx/rx.c (rx_handle_option): Issue an error message if
3712 -mcpu=rx200 and -fpu are used together.
3713 (rx_set_optimization_options): New function. Issue an error
3714 message if an optimization attribute attempts to reset the FPU/
3715 math optimization pairing.
3716 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
3717 * config/rx/rx.opt: Set the default to 32-bit doubles.
3718 * config/rx/t-rx: Add multilibs for -nofpu option.
3719 * doc/invoke.texi: Update documentation of RX options.
3721 2010-01-06 Richard Guenther <rguenther@suse.de>
3723 * tree-ssa-pre.c (name_to_id): New global.
3724 (alloc_expression_id): Simplify SSA name handling.
3725 (lookup_expression_id): Likewise.
3726 (init_pre): Zero name_to_id.
3727 (fini_pre): Free it.
3729 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
3731 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
3733 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
3736 * config/i386/sse.md (smaxv2di3): New.
3737 (umaxv2di3): Likewise.
3738 (sminv2di3): Likewise.
3739 (uminv2di3): Likewise.
3741 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
3744 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
3745 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
3746 (legitimize_tls_address): Likewise.
3747 (sparc_tls_referenced_p): Likewise.
3748 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
3749 and adjust calls to legitimize_pic_address.
3750 (legitimate_constant_p) Use sparc_tls_referenced_p.
3751 (legitimate_pic_operand_p): Likewise.
3752 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
3753 (sparc_tls_symbol_ref_1): Delete.
3754 (sparc_tls_referenced_p): Make static, recognize specific patterns.
3755 (legitimize_tls_address): Make static, handle CONST patterns.
3756 (legitimize_pic_address): Make static, remove unused parameter and
3757 adjust recursive calls.
3758 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
3759 and adjust call to legitimize_pic_address.
3760 (sparc_output_mi_thunk): Likewise.
3762 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
3763 H.J. Lu <hongjiu.lu@intel.com>
3766 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
3767 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
3768 operands to make them signed.
3771 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3774 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3775 GTU to GT for V4SI and V2DI.
3777 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3778 (umin<mode>3): Removed.
3780 (uminv4si3): Likewise.
3782 2010-01-05 Martin Jambor <mjambor@suse.cz>
3784 PR tree-optimization/42462
3785 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
3786 current_function_decl to helper functions and macros.
3788 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3791 * flags.h: Don't include real.h.
3792 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
3793 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
3794 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
3795 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
3796 * dominance.c: Update copyright.
3797 * gimple.c (walk_gimple_op): Remove inline.
3798 * tree-ssa-reassoc.c: Include real.h.
3799 * Makefile.in (FLAGS_H): Remove $(REAL_H).
3800 (tree-ssa-reassoc.o): Depend on $(REAL_H).
3802 2010-01-05 Nick Clifton <nickc@redhat.com>
3804 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
3805 register to push into the stack frame when the accumulator has to
3806 be saved during interrupts.
3808 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
3810 * doc/invoke.texi: Remove the documentation about option
3812 * common.opt (Wunreachable-code): Preserved for backward
3814 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
3815 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
3816 the backward compatibility flag section.
3818 2010-01-05 Richard Guenther <rguenther@suse.de>
3820 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
3822 2010-01-05 Jakub Jelinek <jakub@redhat.com>
3825 * cfgexpand.c (expand_one_var): Diagnose too large variables.
3827 PR tree-optimization/42508
3828 * tree-sra.c (convert_callers): Check for recursive call
3829 by comparing cgraph nodes instead of decls.
3830 (modify_function): Call ipa_modify_formal_parameters also
3831 on all same_body aliases.
3833 * cgraphunit.c (cgraph_materialize_all_clones): Compare
3834 cgraph nodes when checking for same_body aliases.
3836 2010-01-05 Richard Guenther <rguenther@suse.de>
3838 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
3839 allocation and lookup.
3840 (get_or_alloc_expr_for_constant): Likewise.
3841 (phi_translate): Sink allocation.
3843 2010-01-04 Richard Guenther <rguenther@suse.de>
3845 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
3846 a new entry only if needed.
3847 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
3848 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
3850 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
3852 (phi_translate): Handle CONSTANTs early.
3854 2010-01-04 Martin Jambor <mjambor@suse.cz>
3856 PR tree-optimization/42398
3857 * tree-sra.c (struct access): Removed flag grp_different_types.
3858 (dump_access): Do not dump the removed flag.
3859 (sort_and_splice_var_accesses): Do not set the removed flag.
3860 (sra_modify_expr): Check for type compatibility directly.
3862 2010-01-04 Martin Jambor <mjambor@suse.cz>
3864 PR tree-optimization/42366
3865 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
3866 edges with variable number of parameters.
3867 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
3868 flag instead of asserting it.
3869 (ipa_read_node_info): Read uses_analysis_done flag.
3871 2010-01-04 Richard Guenther <rguenther@suse.de>
3873 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
3874 iterative_hash_* as intended.
3875 (vn_reference_compute_hash): Likewise. Simplify hashing
3877 (vn_reference_lookup_2): Likewise.
3878 (vn_nary_op_compute_hash): Likewise.
3879 (vn_phi_compute_hash): Likewise.
3880 (expressions_equal_p): Remove strange code.
3881 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
3882 (pre_expr_hash): Likewise. Simplify hashing SSA names.
3883 (bitmap_insert_into_set_1): Take value-id as parameter.
3884 (add_to_value): Pass it.
3885 (bitmap_insert_into_set): Likewise.
3886 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
3888 2010-01-04 Jakub Jelinek <jakub@redhat.com>
3891 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
3892 (do_self_spec): For switches with SWITCH_IGNORE set set also
3893 SWITCH_IGNORE_PERMANENTLY.
3894 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
3897 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
3899 * lto-streamer-out.c (output_unreferenced_globals): Output the full
3900 tree of an unreferenced global var.
3902 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3905 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3906 GTU to GT for V4SI and V2DI.
3908 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3909 (umin<mode>3): Removed.
3911 (uminv4si3): Likewise.
3913 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3916 * collect2.c (main): Turn on trace in collect2 if -v is passed
3919 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
3921 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
3922 description of expression operand.
3924 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
3926 * configure.ac: Add install-html to target_list for Make-hooks.
3927 * configure: Regenerate.
3928 * fortran/Make-lang.in (F95_HTMLFILES): New.
3929 (fortran.html): Use it.
3930 (fortran.install-html): New.
3931 * Makefile.in (install-html): Add lang.install-html.
3932 * java/Make-lang.in (JAVA_HTMLFILES): New.
3933 (java.html): Use it.
3934 (java.install-html): New.
3935 * objc/Make-lang.in (objc.install-html): New.
3936 * objcp/Make-lang.in (obj-c++.install-html): New.
3937 * cp/Make-lang.in (c++.install-html): New.
3938 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
3939 * lto/Make-lang.in (lto.install-html): New.
3941 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3944 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
3946 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
3948 PR rtl-optimization/41862
3949 * store-motion.c (store_killed_in_insn, compute_store_table,
3950 remove_reachable_equiv_notes, replace_store_insn,
3951 build_store_vectors): Ignore all DEBUG_INSNs.
3953 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3956 * common.opt: Add dumpdir.
3958 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
3960 (option_map): Add --dumpdir.
3962 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
3964 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
3966 * opts.c (decode_options): Try dump_dir_name first if
3967 dump_base_name isn't an absolute path.
3968 (common_handle_option): Handle OPT_dumpdir.
3970 * toplev.c (dump_dir_name): New.
3971 (print_switch_values): Also ignore -dumpdir.
3973 * toplev.h (dump_dir_name): New.
3975 2010-01-03 Richard Guenther <rguenther@suse.de>
3977 PR tree-optimization/42589
3978 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
3979 double-word expansion of bswap32.
3981 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
3983 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
3984 with BLOCK_FOR_INSN.
3985 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
3986 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
3987 noce_process_if_block): Likewise.
3988 * gcse.c (compute_local_properties, insert_expr_in_table,
3989 insert_set_in_table, canon_list_insert, find_avail_set,
3990 pre_insert_copy_insn): Likewise.
3992 * basic-block.h (BLOCK_NUM): Move from here...
3993 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
3995 2010-01-03 Richard Guenther <rguenther@suse.de>
3997 PR tree-optimization/42438
3998 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
3999 contains_may_not_return_call flag.
4000 (BB_MAY_NOTRETURN): New.
4001 (valid_in_sets): Trapping nary operations are not valid
4002 in blocks that may not return.
4003 (insert_into_preds_of_block): Remove check for trapping expressions.
4004 (compute_avail): Compute also BB_MAY_NOTRETURN.
4006 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4008 * doc/invoke.texi: Add 2010 to copyright years.
4010 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4012 * config/sparc/sparc.c: Fix formatting nits.
4014 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4015 Alexander Monakov <amonakov@ispras.ru>
4017 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4019 2010-01-02 Richard Guenther <rguenther@suse.de>
4022 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4023 (simplify_switch_using_ranges): Mark to be removed edges
4026 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4028 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4030 * collect2.c (scan_libraries): Add missing argument in call to
4033 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4036 * config/alpha/predicates.md (aligned_memory_operand): Return false
4038 (unaligned_memory_operand): Return true for CQImode.
4039 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4040 doesn not cross aligned SImode word boundary.
4042 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4044 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4046 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4047 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4049 2010-01-02 Richard Guenther <rguenther@suse.de>
4052 * toplev.c (compile_file): Emit LTO marker properly. Change
4054 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4056 2010-01-01 Richard Guenther <rguenther@suse.de>
4059 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4061 2010-01-01 Richard Guenther <rguenther@suse.de>
4064 * c-decl.c (grokdeclarator): For zero-size arrays force
4065 structural equality checks as layout_type does.
4067 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4069 * builtins.c: Update copyright to 2010.
4071 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4074 * lto-streamer-out.c (produce_asm): Revert the last change.
4075 (copy_function): Likewise.
4077 * lto-streamer.c (lto_get_section_name): Skip any leading
4080 2010-01-01 Richard Guenther <rguenther@suse.de>
4083 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4087 Copyright (C) 2010 Free Software Foundation, Inc.
4089 Copying and distribution of this file, with or without modification,
4090 are permitted in any medium without royalty provided the copyright
4091 notice and this notice are preserved.