1 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
3 * optc-gen.awk: Error instead of warning for conflicting help.
5 2012-05-12 Jason Merrill <jason@redhat.com>
8 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
11 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
13 * function.c (requires_stack_frame_p): If the function can throw
14 non-call exceptions, return true if the insn can throw internally.
16 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
18 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
20 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
22 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
23 ORDERED and UNORDERED conditions.
25 2012-05-11 Richard Guenther <rguenther@suse.de>
27 * tree-flow.h (referenced_var_check_and_insert): Remove.
28 (find_new_referenced_vars): Likewise.
29 * tree-dfa.c (referenced_var_check_and_insert): Make static.
30 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
31 * tree-inline.c (copy_bb): Use find_referenced_vars_in
32 instead of find_new_referenced_vars.
33 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
35 2012-05-11 Richard Guenther <rguenther@suse.de>
37 * tree-pass.h (pass_rest_of_compilation,
38 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
40 * passes.c (pass_all_optimizations, pass_postreload,
41 pass_all_early_optimizations): Make static.
42 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
43 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
44 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
45 (delete_tree_ssa): Do not call fini_phinodes.
46 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
48 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
51 * doc/options.texi (EnabledBy): Document
52 * opts.c: Include opts.h and options.h before tm.h.
53 (finish_options): Do not handle some sub-options here...
54 (common_handle_option): ... instead call common_handle_option_auto here.
55 * optc-gen.awk: Handle EnabledBy.
56 * opth-gen.awk: Declare common_handle_option_auto.
57 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
58 (Wmaybe-uninitialized): Likewise.
59 (Wunused-but-set-variable): Likewise.
60 (Wunused-function): Likewise.
61 (Wunused-label): Likewise.
62 (Wunused-value): Likewise.
63 (Wunused-variable): Likewise.
64 * opt-read.awk: Create opt_numbers array.
66 2012-05-11 Richard Guenther <rguenther@suse.de>
68 PR tree-optimization/53295
69 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
71 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
72 strides when analyzing data-references in a loop context.
73 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
74 non-constant strides for now.
75 (vect_enhance_data_refs_alignment): Ignore data references
76 that are strided loads.
77 (vect_analyze_data_ref_access): Handle non-constant strides.
78 (vect_check_strided_load): Verify the data-reference is a load.
79 (vect_analyze_data_refs): Restructure to make strided load
80 support not dependent on gather support.
81 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
82 when doing strided or gather loads.
83 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
84 integer_zerop to compare stride with zero.
86 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
88 * config/i386/driver-i386.c (host_detect_local_cpu): Support
91 2012-05-11 Jan Hubicka <jh@suse.cz>
94 * varpool.c (varpool_assemble_decl): Also output constat pool entries
95 that output_constant_pool missed.
97 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
99 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
102 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
105 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
107 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
109 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
110 optimization for TARGET_AVX.
111 (*movti_internal_sse): Ditto.
112 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
113 (*movdi_internal): Ditto.
114 (*movsi_internal): Ditto.
115 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
116 (*movdf_internal_rex64): Ditto.
117 (*movfd_internal): Ditto.
118 (*movsf_internal): Ditto.
119 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
121 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
123 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
124 reference as size attribute.
126 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
127 Tristan Gingold <gingold@adacore.com>
129 * doc/md.texi (Standard Names): Document probe_stack_address.
130 * explow.c (emit_stack_probe): Handle probe_stack_address.
131 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
132 (UNSPECV_PROBE_STACK_RANGE): Likewise.
133 (probe_stack_address): New insn.
134 (probe_stack_range): Likewise.
135 * config/ia64/ia64.c: Include common/common-target.h.
136 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
138 (ia64_emit_probe_stack_range): New function.
139 (output_probe_stack_range): Likewise.
140 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
141 builtin stack checking is enabled.
142 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
143 and UNSPECV_PROBE_STACK_ADDRESS.
144 (unknown_for_bundling_p): New predicate.
145 (group_barrier_needed): Use important_for_bundling_p.
146 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
147 (issue_nops_and_insn): Likewise.
148 (bundling): Likewise.
149 (final_emit_insn_group_barriers): Likewise.
150 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
151 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
152 (STACK_CHECK_PROTECT): Likewise.
153 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
155 2012-05-10 Jan Hubicka <jh@suse.cz>
157 * ipa-inline.c (update_all_callee_keys): Remove.
158 (inline_small_functions): Simplify priority updating.
160 2012-05-10 Jan Hubicka <jh@suse.cz>
162 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
164 2012-05-10 Jan Hubicka <jh@suse.cz>
166 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
167 (symtab_remove_unreachable_nodes): ... this one.
168 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
169 * cgraphunit.c (ipa_passes): Update.
170 * cgraphclones.c (cgraph_materialize_all_clones): Update.
171 * cgraph.c (cgraph_release_function_body): Only turn initial
172 into error mark when initial was previously set.
173 * ipa-inline.c (ipa_inline): Update.
174 * ipa.c: Include ipa-inline.h
175 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
176 (enqueue_node): New function.
177 (process_references): Update.
178 (symtab_remove_unreachable_nodes): Cleanup.
179 * passes.c (execute_todo, execute_one_pass): Update.
181 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
183 PR rtl-optimization/53125
184 * ira.c (ira): Call find_moveable_pseudos and
185 move_unallocated_pseudos if only ira_conflicts_p is true.
187 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
189 * config/i386/i386.md (*movoi_internal_avx): Handle
190 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
191 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
192 (*movti_internal_sse): Ditto.
193 (*movtf_internal): Ditto.
194 * config/i386/sse.md (ssePSmode): New mode attribute.
195 (*move<mode>_internal): Use ssePSmode.
196 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
197 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
198 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
199 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
201 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
203 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
204 DECL_ORIGINAL_TYPE if it is present.
206 2012-05-10 Nick Clifton <nickc@redhat.com>
209 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
210 a "0" constraint to being a (match_dup 0).
212 2012-05-10 Richard Guenther <rguenther@suse.de>
214 * stor-layout.c (byte_from_pos): Amend comment.
216 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
218 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
219 Document requirement to call in constructors.
221 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
223 2012-05-10 Richard Guenther <rguenther@suse.de>
225 * tree.h (TYPE_IS_SIZETYPE): Remove.
226 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
227 (extract_muldiv_1): Likewise.
228 * gimple.c (gtc_visit): Likewise.
229 (gimple_types_compatible_p): Likewise.
230 (iterative_hash_canonical_type): Likewise.
231 (gimple_canonical_types_compatible_p): Likewise.
232 * gimplify.c (gimplify_one_sizepos): Likewise.
233 * print-tree.c (print_node): Likewise.
234 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
236 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
239 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
240 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
241 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
242 instead of xop_mulv2div2di3_low.
243 (xop_p<macs>dql): Fix vec_select selector.
244 (xop_p<macs>dqh): Ditto.
245 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
246 (xop_mulv2div2di3_high): Ditto.
248 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
251 * diagnostic.h (diagnostic_context): Add last_location.
252 * diagnostic.c (diagnostic_initialize): Initialize it.
253 (diagnostic_show_locus): Use it.
255 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
257 * doc/extend.texi (Function Attributes): Point xref to section
260 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
262 * config/i386/i386.c (*movdf_internal_rex64): Remove
263 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
264 Calculate "mode" attribute according to
265 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
266 (*movdf_internal): Ditto.
268 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
271 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
272 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
273 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
274 or when optimizing for size.
275 * config/i386/sse.md (*mov<mode>_internal): Remove
276 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
277 Calculate "mode" attribute according to optimize_function_for_size_p
278 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
279 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
280 depending on the mode of the instruction. Calculate "mode" attribute
281 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
282 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
283 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
285 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
288 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
289 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
290 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
291 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
292 (expand_prologue): Move initialization of cfun->machine->is_naked,
293 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
294 (avr_set_current_function): ...this new static function.
295 (TARGET_SET_CURRENT_FUNCTION): New define.
296 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
297 checking attributes of current_function_decl.
298 (avr_regs_to_save): Ditto.
299 (signal_function_p): Rename to avr_signal_function_p.
300 (interrupt_function_p): Rename to avr_interrupt_function_p.
302 * doc/extend.texi (Function Attributes): Better explanation of
303 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
306 2012-05-09 Michael Matz <matz@suse.de>
308 PR tree-optimization/53185
309 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
310 peeling when we see strided loads.
312 2012-05-09 Matthias Klose <doko@ubuntu.com>
314 * gcc-ar.c (main): Don't check for execute bits for the plugin.
316 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
318 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
319 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
320 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
321 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
322 (USE_LOAD_POST_INCREMENT): Define.
323 (USE_LOAD_PRE_INCREMENT): Define.
324 (USE_LOAD_POST_DECREMENT): Define.
325 (USE_LOAD_PRE_DECREMENT): Define.
326 (USE_STORE_PRE_DECREMENT): Define.
327 (USE_STORE_PRE_INCREMENT): Define.
328 (USE_STORE_POST_DECREMENT): Define.
329 (USE_STORE_POST_INCREMENT): Define.
330 (arm_auto_incmodes): Add enumeration.
331 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
332 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
334 2012-05-09 Jakub Jelinek <jakub@redhat.com>
336 PR tree-optimization/53226
337 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
338 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
339 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
340 doesn't need to be revisited, look for earliest stmt with
341 !gimple_plf (stmt, GF_PLF_1) if something changed.
343 2012-05-09 Terry Guo <terry.guo@arm.com>
345 * genmultilib: Update copyright dates.
346 * doc/fragments.texi: Ditto.
348 2012-05-09 Terry Guo <terry.guo@arm.com>
350 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
351 * genmultilib (MULTILIB_REQUIRED): New.
352 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
354 2012-05-09 Richard Guenther <rguenther@suse.de>
356 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
357 (vect_do_peeling_for_loop_bound): Likewise.
358 (vect_do_peeling_for_alignment): Likewise.
359 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
360 (vect_do_peeling_for_loop_bound): Get check_profitability and
361 threshold as parameters.
362 (vect_do_peeling_for_alignment): Likewise.
363 (vect_loop_versioning): Likewise.
364 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
365 and threshold here. Control where to put the check here.
367 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
370 * dwarf2out.h (get_address_mode): Move declaration to...
372 * dwarf2out.c (get_address_mode): Move definition to...
373 * rtlanal.c: ...here.
374 * var-tracking.c (get_address_mode): Delete.
375 * combine.c (find_split_point): Use get_address_mode instead of
376 targetm.addr_space.address_mode.
377 * cselib.c (cselib_record_sets): Likewise.
378 * dse.c (canon_address, record_store): Likewise.
379 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
380 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
381 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
382 (expand_expr_real_1): Likewise.
383 * ifcvt.c (noce_try_cmove_arith): Likewise.
384 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
385 * reload.c (find_reloads): Likewise.
386 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
387 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
389 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
391 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
392 information from the instruction produced.
394 2012-05-09 Richard Guenther <rguenther@suse.de>
396 * stor-layout.c (bit_from_pos): Document.
397 (byte_from_pos): Likewise. Optimize.
398 (pos_from_bit): Likewise.
399 (normalize_offset): Use pos_from_bit instead of replicating it.
401 2012-05-09 Alan Modra <amodra@gmail.com>
404 * config/rs6000/rs6000.c (gen_frame_set): New function.
405 (gen_frame_load, gen_frame_store): New functions.
406 (rs6000_savres_rtx): Use the above.
407 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
408 Correct mode used for CR2 in save/restore_world patterns.
409 Don't emit instructions for eh_return frame unwind reg info.
411 2012-05-08 Jan Hubicka <jh@suse.cz>
413 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
415 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
417 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
419 (compile_file): Do not output variables.
420 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
422 * langhooks.c: Include timevar.h
423 (write_global_declarations): Finalize compilation unit after wrapup;
424 set timevars correctly.
425 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
426 not to be added to varpool.
427 * varpool.c (varpool_assemble_decl): Sanity check that we are called
428 only on cases where it makes sense; skip constant pool and value expr
431 2012-05-08 David S. Miller <davem@davemloft.net>
433 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
434 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
435 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
437 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
439 PR rtl-optimization/53278
440 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
441 speed_p code from earlier patch.
443 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
446 * config/sh/sh.md (*branch_true, *branch_false): New insns.
448 2012-05-08 Teresa Johnson <tejohnson@google.com>
450 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
451 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
453 2012-05-08 Jan Hubicka <jh@suse.cz>
455 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
456 (cgraph_create_node_1): Rename to ...
457 (cgraph_create_empty_node): ... this one; export.
458 (cgraph_create_node): Update.
459 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
460 (cgraph_create_edge_including_clones): Likewise.
461 (cgraph_find_replacement_node): Likewise.
462 (cgraph_clone_edge): Likewise.
463 (cgraph_clone_node): Likewise.
464 (clone_function_name): Likewise.
465 (cgraph_create_virtual_clone): Likewise.
466 (cgraph_remove_node_and_inline_clones): Likewise.
467 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
468 * cgraph.h: Reorder declarations so they match file of origin.
469 (cgraph_create_empty_node): Declare.
470 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
471 (cgraph_copy_node_for_versioning): Likewise.
472 (cgraph_function_versioning): Likewise.
473 (cgraph_materialize_clone): Likewise.
474 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
475 (cgraph_materialize_all_clones): Likewise.
476 * cgraphclones.c: New file.
477 * Makefile.in: Update for cgraphclones.
479 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
482 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
483 (ix86_rtx_costs): Handle SET.
485 2012-05-08 Michael Matz <matz@suse.de>
487 * basic-block.h (struct rtl_bb_info): Remove visited member and
488 move head_ member to ...
489 (struct basic_block_def.basic_block_il_dependent): ... the new
490 member x, replacing but containing old member rtl.
491 (enum bb_flags): New BB_VISITED flag.
492 (BB_HEADER, BB_FOOTER): New macros.
494 * jump.c (mark_all_labels): Adjust.
495 * cfgcleanup.c (try_optimize_cfg): Adjust.
496 * cfglayout.c (record_effective_endpoints): Adjust.
497 (relink_block_chain): Ditto (and don't fiddle with visited).
498 (fixup_reorder_chain): Adjust.
499 (fixup_fallthru_exit_predecessor): Ditto.
500 (cfg_layout_duplicate_bb): Ditto.
501 * combine.c (update_cfg_for_uncondjump): Adjust.
502 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
503 (bb_visited_trace): New accessor.
504 (mark_bb_visited): Move in front.
505 (rotate_loop): Use bb_visited_trace.
506 (find_traces_1_round): Ditto.
507 (emit_barrier_after): Ditto.
508 (copy_bb): Ditto, and initialize visited on resize.
509 (reorder_basic_blocks): Initize visited member.
510 (duplicate_computed_gotos): Clear bb flags at start, use
513 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
514 (rtl_verify_flow_info_1): Ditto.
515 (cfg_layout_split_block): Ditto.
516 (cfg_layout_delete_block): Ditto.
517 (cfg_layout_merge_blocks): Ditto.
518 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
520 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
523 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
524 when a constant source operand matches an "I" constraint, the "no
525 CC0 change" applies to a register-destination only, not a
526 strict_low_part-destination.
528 2012-05-08 Richard Guenther <rguenther@suse.de>
530 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
531 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
533 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
535 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
537 * doc/avr-mmcu.texi: New auto-generated file.
538 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
539 to document all valid -mmcu= arguments.
541 * config/avr/avr.h (arch_info_s): New struct definition.
542 * config/avr/avr-devices.c (avr_texinfo): New variable.
543 * config/avr/gen-avr-mmcu-texi.c: New file.
544 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
546 2012-05-08 Dehao Chen <dehao@google.com>
548 * predict.c (find_qualified_ssa_name): New.
549 (find_ssa_name_in_expr): New.
550 (find_ssa_name_in_assign_stmt): New.
551 (is_comparison_with_loop_invariant_p): New.
552 (is_bound_expr_similar): New.
553 (predict_iv_comparison): New.
554 (predict_loops): Add heuristic for loop-nested branches that compare an
555 induction variable to a loop bound variable.
556 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
558 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
560 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
561 TARGET_BDVER2 defines where appropriate.
563 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
565 * configure.ac (PLUGIN_LD): Rename into...
566 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
567 * config.in: Regenerate.
568 * configure: Likewise.
569 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
571 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
573 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
574 computation using the precision of the index type.
575 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
576 (fold_array_ctor_reference): Do index computations in the index type.
578 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
580 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
581 down to plus_constant.
582 (expand_epilogue): Ditto.
584 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
586 * postreload.c (reload_cse_regs): Make static.
587 * reload.h (reload_cse_regs): Remove prototype.
589 2012-05-07 Richard Henderson <rth@redhat.com>
591 * config/alpha/alpha.md (clear_cache): New pattern.
593 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
596 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
597 is folded to a type boundary value, verify that the resulting case
598 label is still a care range.
600 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
602 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
603 only for TARGET_GENERIC, when not optimizing for size.
604 (*ffs<mode>_1): Ditto.
606 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
608 * tree-cfg.c (verify_gimple_switch): Tighten checks.
610 2012-05-07 Jakub Jelinek <jakub@redhat.com>
612 PR tree-optimization/53239
613 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
614 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
616 2012-05-07 Richard Guenther <rguenther@suse.de>
618 PR tree-optimization/53195
619 * tree-inline.c (setup_one_parameter): Properly add referenced
620 vars from the parameters new known value.
622 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
624 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
625 (sched_branch_type): Remove.
626 (m68k_sched_md_init_global): Don't allocate it.
627 (m68k_sched_md_finish_global): Don't free it.
628 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
629 * config/m68k/m68k.md: Set the type of insns using
630 m68k_sched_branch_type to bcc directly.
632 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
634 * config/sol2.c (solaris_override_options): New function.
635 * config/sol2-protos.h (solaris_override_options): Declare.
636 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
638 2012-05-07 Richard Guenther <rguenther@suse.de>
640 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
641 whether we failed to compute data dependences.
642 (loop_prefetch_arrays): Fail if we failed.
644 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
645 Paolo Bonzini <bonzini@gnu.org>
647 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
648 Emit bsf when optimizing for size.
649 (*ffs<mode>_1): Ditto.
651 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
654 * config/sh/sh.c (sh_rtx_costs): Handle SET.
656 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
659 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
660 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
661 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
663 (*bswapdi2_doubleword): New insn pattern.
664 (*bswap<mode>2): Rename from *bswap<mode>2_1.
666 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
668 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
669 (mips_set_reg_reg_cost): Likewise.
670 (mips_rtx_costs): Handle SET.
672 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
674 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
675 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
676 to compute the cost of moves. Set the mode of the target register.
678 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
680 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
681 plus_constant function.
682 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
683 that the mode is sensible.
684 (use_anchored_address, round_push, allocate_dynamic_stack_space)
685 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
688 * alias.c (canon_rtx): Likewise.
689 (init_alias_analysis): Likewise.
690 * builtins.c (expand_builtin_return_addr)
691 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
692 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
693 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
694 (expand_builtin_stpcpy): Likewise.
695 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
696 (compute_argument_addresses, internal_arg_pointer_based_exp)
697 (expand_call, emit_library_call_value_1): Likewise.
698 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
699 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
700 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
701 * cse.c (insert_const_anchor, find_reg_offset_for_const)
702 (use_related_value, fold_rtx): Likewise.
703 * cselib.c (cselib_subst_to_values): Likewise.
704 * dse.c (record_store, check_mem_read_rtx): Likewise.
705 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
706 * emit-rtl.c (adjust_address_1): Likewise.
707 * except.c (sjlj_emit_function_enter)
708 (expand_builtin_extract_return_addr)
709 (expand_builtin_frob_return_addr): Likewise.
710 * expmed.c (expand_divmod): Likewise.
711 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
712 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
713 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
714 * function.c (assign_stack_local_1)
715 (instantiate_virtual_regs_in_rtx): Likewise.
716 * optabs.c (prepare_cmp_insn): Likewise.
717 * recog.c (offsettable_address_addr_space_p): Likewise.
718 * reload.c (find_reloads_address, form_sum)
719 (find_reloads_subreg_address): Likewise.
720 * reload1.c (init_reload, eliminate_regs_1)
721 (eliminate_regs_in_insn): Likewise.
722 * simplify-rtx.c (simplify_unary_operation_1)
723 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
724 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
725 (vt_add_function_parameter): Likewise.
727 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
728 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
729 * config/alpha/alpha.c (alpha_legitimize_address_1)
730 (get_unaligned_address, alpha_expand_unaligned_load)
731 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
732 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
733 (alpha_expand_builtin_establish_vms_condition_handler)
734 (alpha_setup_incoming_varargs, emit_frame_store_1)
735 (alpha_expand_prologue, alpha_expand_epilogue)
736 (alpha_use_linkage): Likewise.
737 * config/alpha/alpha.md: Likewise.
739 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
740 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
741 (thumb_legitimize_address, arm_gen_load_multiple_1)
742 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
743 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
744 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
745 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
746 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
747 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
748 (thumb_expand_movmemqi, arm_set_return_address)
749 (thumb_set_return_address): Likewise.
750 * config/arm/arm.md: Likewise.
752 * config/avr/avr.c (avr_incoming_return_addr_rtx)
753 (avr_prologue_setup_frame, expand_epilogue)
754 (avr_const_address_lo16): Likewise.
756 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
757 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
758 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
759 (bfin_output_mi_thunk): Likewise.
761 * config/c6x/c6x.c (c6x_initialize_trampoline)
762 (c6x_output_mi_thunk): Likewise.
764 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
765 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
767 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
768 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
769 (cris_emit_movem_store, cris_trampoline_init): Likewise.
770 * config/cris/cris.md: Likewise.
772 * config/darwin.c (machopic_indirect_data_reference)
773 (machopic_legitimize_pic_address): Likewise.
775 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
776 (epiphany_expand_prologue, epiphany_expand_epilogue)
777 (epiphany_trampoline_init): Likewise.
778 * config/epiphany/epiphany.md: Likewise.
780 * config/fr30/fr30.c (fr30_move_double): Likewise.
782 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
783 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
784 (frv_index_memory, unspec_got_name, frv_find_base_term)
785 (frv_output_dwarf_dtprel): Likewise.
787 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
788 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
790 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
791 * config/i386/i386.c (setup_incoming_varargs_64)
792 (setup_incoming_varargs_ms_64, choose_baseaddr)
793 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
794 (ix86_emit_probe_stack_range, ix86_expand_prologue)
795 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
796 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
797 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
798 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
799 (x86_output_mi_thunk): Likewise.
800 * config/i386/i386.md: Likewise.
802 * config/ia64/ia64.c (ia64_expand_load_address)
803 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
804 (do_spill, ia64_trampoline_init): Likewise.
806 * config/iq2000/iq2000.c (iq2000_va_start)
807 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
808 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
809 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
811 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
813 * config/m32c/m32c.c (m32c_return_addr_rtx)
814 (m32c_expand_insv): Likewise.
816 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
817 (m32r_legitimize_pic_address, m32r_print_operand)
818 (m32r_print_operand_address): Likewise.
820 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
821 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
822 (EH_RETURN_HANDLER_RTX): Likewise.
823 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
824 (m68k_expand_epilogue, legitimize_pic_address)
825 (m68k_output_mi_thunk): Likewise.
826 * config/m68k/m68k.md: Likewise.
828 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
829 (mcore_expand_epilog): Likewise.
830 * config/mcore/mcore.md: Likewise.
832 * config/mep/mep.c (mep_allocate_initial_value)
833 (mep_expand_prologue, mep_expand_epilogue): Likewise.
835 * config/microblaze/microblaze.c (double_memory_operand)
836 (microblaze_block_move_loop): Likewise.
838 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
839 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
840 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
841 (mips_expand_prologue, mips_epilogue_set_cfa)
842 (mips_expand_epilogue): Likewise.
843 * config/mips/mips.md: Likewise.
845 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
846 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
848 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
849 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
851 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
852 (EH_RETURN_HANDLER_RTX): Likewise.
853 * config/moxie/moxie.c (moxie_static_chain): Likewise.
855 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
856 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
857 (pa_return_addr_rtx, hppa_builtin_saveregs)
858 (pa_trampoline_init): Likewise.
859 * config/pa/pa.md: Likewise.
861 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
863 * config/picochip/picochip.c (picochip_static_chain): Likewise.
865 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
866 * config/rs6000/rs6000.c (rs6000_legitimize_address)
867 (setup_incoming_varargs, print_operand, rs6000_return_addr)
868 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
869 (rs6000_emit_epilogue)
870 (rs6000_machopic_legitimize_pic_address): Likewise.
872 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
874 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
875 (DYNAMIC_CHAIN_ADDRESS): Likewise.
876 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
877 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
878 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
879 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
880 (s390_emit_epilogue, s390_function_profiler): Likewise.
881 * config/s390/s390.md: Likewise.
883 * config/score/score.c (score_add_offset, score_prologue): Likewise.
885 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
886 (sh_output_mi_thunk): Likewise.
887 * config/sh/sh.md: Likewise.
889 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
890 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
891 * config/sparc/sparc.c (sparc_legitimize_pic_address)
892 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
893 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
894 (emit_and_preserve): Likewise.
895 * config/sparc/sparc.md: Likewise.
897 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
898 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
899 (spu_setup_incoming_varargs, ea_load_store_inline)
900 (spu_expand_load): Likewise.
902 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
903 (combine_bnp): Likewise.
905 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
906 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
907 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
909 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
910 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
911 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
913 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
914 * config/v850/v850.md: Likewise.
916 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
917 (EH_RETURN_HANDLER_RTX): Likewise.
918 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
919 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
920 (print_operand_address, vax_trampoline_init): Likewise.
922 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
923 (xtensa_function_value_regno_p): Likewise.
925 2012-05-04 Andrew Pinski <apinski@cavium.com>
927 * expr.c (get_def_for_expr_class): New function.
928 (convert_tree_comp_to_rtx): New function.
929 (expand_cond_expr_using_cmove): New function.
930 (expand_expr_real_2 <case COND_EXPR>): Call
931 expand_cond_expr_using_cmove first and return if it succeeds.
932 Remove the check for HAVE_conditional_move since we should have
933 already converted it to a conditional move.
934 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
935 modes of DImode for 32bits and TImode.
937 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
940 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
941 (print_md_ptr_loc, print_c_condition): Use them.
942 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
943 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
944 attr_file, dfa_file, latency_file): New global variables.
945 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
946 write_upcase, write_indent, write_length_unit_log, write_test_expr,
947 write_attr_get, write_insn_cases, write_eligible_delay,
948 write_const_num_delay_slots): Accept FILE pointer and toss it around.
950 (write_header, open_outfile, handle_arg): New funcions.
951 (make_automaton_attrs): Write prototypes as extern to the output
953 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
954 names from the command line. Open the output files and write out
955 internal functions for DFA functions to dfa_file_name, insn latency
956 functions to latency_file_name, and everything else to attr_file.
957 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
958 (BACKEND): Build libbackend first.
959 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
960 (.PRECIOUS): Likewise.
961 (insn-dfatab.o): New rule.
962 (insn-latencytab.o): New rule.
963 (simple_rtl_generated_c): Do not include insn-attrtab.c.
964 (s-attrtab): New rule.
966 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
968 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
969 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
970 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
971 * reorg.c (get_jump_flags): Do not set the removed flags.
973 * doc/md.texi (attr_flag): Update for abovementioned changes.
975 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
978 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
979 (TARGET_CMOV): Rename from TARGET_CMOVE.
980 (TARGET_CMOVE): New define.
981 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
982 Do not set TARGET_CMOVE here.
984 2012-05-04 Dodji Seketeli <dodji@redhat.com>
986 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
987 * opts.c (finish_options): Activate -Wunused-local-typedefs if
988 -Wunused is activated.
989 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
991 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
993 * config/s390/s390.md (*movmem_short, *clrmem_short)
994 (*cmpmem_short): Move the mode check from the insn condition to
997 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
999 PR tree-optimization/52633
1000 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
1001 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
1002 (vect_recog_over_widening_pattern): Remove handling of code that was
1003 already detected as over-widening pattern. Remove special handling
1004 of "unsigned" cases. Instead, support general case of conversion
1005 of the shift result to another type.
1007 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
1009 * tree-vect-patterns.c (vect_single_imm_use): New function.
1010 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
1011 (vect_recog_over_widening_pattern): Likewise.
1012 (vect_recog_widen_shift_pattern): Likewise.
1014 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
1016 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
1017 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
1018 (vect_recog_widen_mult_pattern): Likewise.
1019 (vect_operation_fits_smaller_type): Likewise.
1020 (vect_recog_over_widening_pattern): Likewise.
1021 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
1023 2012-05-04 Richard Guenther <rguenther@suse.de>
1026 * lto-wrapper.c (merge_and_complain): Complain about mismatches
1027 of -freg-struct-return and -fpcc-struct-return.
1028 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
1029 from the input file options and ignore those from the link
1032 2012-05-04 Richard Guenther <rguenther@suse.de>
1034 PR tree-optimization/53168
1035 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
1036 memory reads when the result is a constant we can pun.
1038 2012-05-04 Richard Guenther <rguenther@suse.de>
1040 * common.opt (flto-report): Do not mark as Optimization.
1042 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
1045 * recog.c (constrain_operands): If extra constraints are present, also
1046 accept pseudo-registers with equivalent memory locations during reload.
1048 2012-05-04 Olivier Hainque <hainque@adacore.com>
1050 * collect2.c (may_unlink_output_file): New global.
1051 (maybe_unlink): Honor it.
1052 * collect2.h: Add extern for it.
1053 * tlink.c (do_tlink): Set it to true if the link succeeded.
1055 2012-05-04 Olivier Hainque <hainque@adacore.com>
1057 * gcc.c (eval_spec_function): Finalize/restore the current string
1058 obstack state as part of the context push/pop operations.
1060 2012-05-04 Bin Cheng <bin.cheng@arm.com>
1062 PR rtl-optimization/52804
1063 * reload1.c (reload_reg_reaches_end_p): Check whether successor
1064 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
1065 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
1066 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
1067 RELOAD_FOR_OUTADDR_ADDRESS.
1069 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
1072 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
1073 for macro expansion.
1075 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
1077 * flags.h (flag_permissive): Do not declare.
1078 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
1080 * toplev.c (flag_permissive): Do not define.
1081 * c-tree.h (system_header_p): Delete unused.
1083 2012-05-03 David S. Miller <davem@davemloft.net>
1086 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
1087 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
1088 (sparc_emit_float_lib_cmp): Likewise.
1090 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
1093 * config/rs6000/rs6000.md (bswapdi splitters): If
1094 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
1095 default) is used, generate an alternate sequence that does not
1096 depend on using indexed addressing.
1098 2012-05-03 Jason Merrill <jason@redhat.com>
1100 * gengtype.c (write_types): Fix warning message.
1101 (write_local): Likewise.
1103 2012-05-02 Jason Merrill <jason@redhat.com>
1105 * dwarf2out.c (struct external_ref, build_local_stub): New.
1106 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
1107 (optimize_external_refs, optimize_external_refs_1): New.
1108 (change_AT_die_ref): New.
1109 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
1110 (build_abbrev_table): Take the external refs hashtable.
1111 (output_comp_unit): Get it from optimize_external_refs and pass it in.
1113 2012-05-03 Jan Hubicka <jh@suse.cz>
1116 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
1118 2012-05-03 Jan Hubicka <jh@suse.cz>
1121 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
1123 2012-05-03 Jason Merrill <jason@redhat.com>
1125 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
1126 use_debug_types to discriminate the die_id union.
1127 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
1128 (build_abbrev_table, output_die): Likewise.
1129 (prune_unused_types_walk_attribs): Likewise.
1130 (generate_type_signature, copy_declaration_context): Set it.
1131 (remove_child_or_replace_with_skeleton): Set it.
1132 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
1133 check use_debug_types.
1134 (dwarf2out_finish): Do break_out_includes after .debug_types.
1136 2012-05-03 Jason Merrill <jason@redhat.com>
1138 * dwarf2out.c (modified_type_die): Use scope_die_for.
1139 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
1140 (uses_local_type_r, uses_local_type): New.
1141 (scope_die_for): Keep a type that uses a local type in local scope.
1142 Use get_context_die for namespace and type scope.
1144 2012-05-03 Jason Merrill <jason@redhat.com>
1146 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
1148 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
1149 (dwarf2out_finish): Likewise.
1151 2012-05-03 Martin Jambor <mjambor@suse.cz>
1153 * builtins.c (get_object_alignment_1): Return whether we can determine
1154 the alignment or conservatively assume byte alignment. Return the
1155 alignment by reference. Use get_pointer_alignment_1 for dereference
1157 (get_pointer_alignment_1): Return whether we can determine the
1158 alignment or conservatively assume byte alignment. Return the
1159 alignment by reference. Use get_ptr_info_alignment to get SSA name
1161 (get_object_alignment): Update call to get_object_alignment_1.
1162 (get_object_or_type_alignment): Likewise, fall back to type alignment
1163 only when it returned false.
1164 (get_pointer_alignment): Update call to get_pointer_alignment_1.
1165 * fold-const.c (get_pointer_modulus_and_residue): Update call to
1166 get_object_alignment_1.
1167 * ipa-prop.c (ipa_modify_call_arguments): Update call to
1168 get_pointer_alignment_1.
1169 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
1170 of MEM_REF or TARGET_MEM_REF only when it returns false.
1171 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
1172 get_object_alignment_1.
1173 (ccp_finalize): Use set_ptr_info_alignment.
1174 * tree.h (get_object_alignment_1): Update declaration.
1175 (get_pointer_alignment_1): Likewise.
1176 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
1177 (dump_gimple_stmt): Likewise.
1178 * tree-flow.h (ptr_info_def): Updated comments of fields align and
1180 (get_ptr_info_alignment): Declared.
1181 (mark_ptr_info_alignment_unknown): Likewise.
1182 (set_ptr_info_alignment): Likewise.
1183 (adjust_ptr_info_misalignment): Likewise.
1184 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
1185 and set alignment of SSA names.
1186 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
1187 mark_ptr_info_alignment_unknown.
1188 * tree-ssanames.c (get_ptr_info_alignment): New function.
1189 (mark_ptr_info_alignment_unknown): Likewise.
1190 (set_ptr_info_alignment): Likewise.
1191 (adjust_ptr_info_misalignment): Likewise.
1192 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
1193 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
1195 (bump_vector_ptr): Likewise.
1196 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
1197 (vectorizable_store): Likewise.
1198 (vectorizable_load): Likewise.
1200 2012-05-03 Michael Matz <matz@suse.de>
1202 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
1203 in front of basic_block_def.
1204 (struct basic_block_def): Make il.gimple the full struct, not a
1206 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
1208 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
1209 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
1210 NULL il.gimple, which can't happen anymore.
1211 * gimple.h (bb_seq): il.gimple can't be NULL.
1212 (bb_seq_add): Ditto.
1213 (set_bb_seq): Adjust.
1214 (gsi_start_bb, gsi_last_bb): Tidy.
1215 * lto-streamer-in.c (make_new_block): Don't zero members that
1216 are zeroed already, don't allocate a gimple_bb_info.
1217 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
1218 (remove_bb): Clear all il.gimple members.
1219 (gimple_verify_flow_info): Adjust for flat il.gimple.
1220 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
1222 * coretypes.h (const_gimple_seq): Remove typedef.
1223 * gimple.h (gimple_seq_first): Take gimple_seq.
1224 (gimple_seq_first_stmt): Ditto.
1225 (gimple_seq_last): Ditto.
1226 (gimple_seq_last_stmt): Ditto.
1227 (gimple_seq_empty_p): Ditto.
1229 2012-05-03 Richard Guenther <rguenther@suse.de>
1231 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
1233 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
1234 (compute_avail): Do not add possibly trapping operations to
1235 EXP_GEN if they might not be executed in the block.
1237 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
1239 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
1241 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
1243 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
1244 information as early as possible. Update dominance info instead of
1247 2012-05-03 Richard Guenther <rguenther@suse.de>
1249 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
1250 (union_contains_value): Remove.
1251 (vro_valid_in_sets): Likewise.
1252 (op_valid_in_sets): New function.
1253 (valid_in_sets): Use op_valid_in_sets.
1254 (insert_into_preds_of_block): Move dumping ...
1255 (do_regular_insertion): ... here.
1256 (do_partial_partial_insertion): ... and here. Dump that
1257 we've found a partial partial redundancy.
1258 (insert): Dump the current insert iteration.
1260 2012-05-03 Jakub Jelinek <jakub@redhat.com>
1263 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
1264 append program name to it and pass that as first argument
1265 to make_relative_prefix. Always pass standard_libexec_prefix
1266 as last argument to make_relative_prefix. If
1267 make_relative_prefix returns NULL, fall back to
1268 standard_libexec_prefix.
1271 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
1275 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
1276 mode, return that mode.
1279 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
1280 define __ATOMIC_HLE_* macros here.
1281 (ix86_target_macros): But here, using cpp_define_formatted.
1283 2012-05-03 Richard Guenther <rguenther@suse.de>
1285 PR tree-optimization/53144
1286 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
1288 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
1289 with SSA name values.
1290 (vn_reference_lookup_3): Adjust callers.
1292 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
1294 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
1295 has_fma4 for AMD processors with both fma3 and fma4 support.
1297 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
1300 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
1303 2012-05-03 Michael Matz <matz@suse.de>
1306 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
1307 (dse_enter_block): Properly iterate the whole sequence even
1308 if the last statement was removed.
1310 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
1312 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
1313 unset flag_jump_tables.
1314 * stmt.c (expand_case): Remove special flag_pic case conditional
1315 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
1317 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
1319 * common/config/s390/s390-common.c (s390_option_optimization_table):
1320 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
1321 default when optimizing.
1323 2012-05-02 Martin Jambor <mjambor@suse.cz>
1326 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
1327 of a variable when the contect is a function.
1329 2012-05-02 Michael Matz <matz@suse.de>
1331 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
1332 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
1333 (const_gimple_seq_node): Remove.
1334 (gimple_seq_node): Typedef as gimple.
1335 (struct gimple_statement_base): Add next and prev members,
1336 adjust all WORD markers in using structs.
1337 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
1338 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
1339 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
1340 gimple are the same.
1341 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
1343 (gimple_init_singleton): New function.
1344 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
1345 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
1347 (gsi_stmt_ptr): Remove.
1348 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
1350 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
1351 again, adjust for above changes.
1352 (update_call_edge_frequencies): Adjust for above changes.
1353 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
1354 (gsi_insert_seq_nodes_after): Ditto.
1355 (gsi_split_seq_after): Ditto.
1356 (gsi_set_stmt): Ditto.
1357 (gsi_split_seq_before): Ditto.
1358 (gsi_remove): Ditto.
1359 (gsi_insert_seq_before_without_update): Don't free sequence.
1360 (gsi_insert_seq_after_without_update): Ditto.
1361 (gsi_replace): Assert some more invariants.
1362 (gsi_insert_before_without_update, gsi_insert_after_without_update):
1364 (gsi_for_stmt): Don't search for stmt.
1365 (gsi_insert_on_edge_immediate): Tidy.
1367 * gimple.c (gimple_alloc_k): Remove "sequences".
1368 (gimple_seq_cache): Remove.
1369 (gimple_alloc_stat): Make stmt a singleton sequence.
1370 (gimple_seq_alloc, gimple_seq_free): Remove.
1371 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
1372 (gimple_copy): Ditto.
1373 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
1374 create iterator from correct sequence.
1375 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
1377 2012-05-02 Michael Matz <matz@suse.de>
1379 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
1381 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
1382 sequence, lazily allocate it.
1383 (bb_seq_addr): New function.
1384 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
1385 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
1386 (gsi_none): New function.
1387 (gsi_start_bb): Adjust.
1388 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
1389 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
1390 (gsi_last_bb): Adjust.
1392 * tree-flow-inline.h (phi_nodes_ptr): New function.
1394 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
1395 datastructure and interface change.
1396 (gsi_insert_seq_before_without_update): Ditto.
1397 (gsi_insert_seq_nodes_after): Ditto.
1398 (gsi_insert_seq_after_without_update): Ditto.
1399 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
1400 (gsi_split_seq_before): Ditto.
1401 (gsi_start_phis): Adjust.
1402 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
1403 (vect_transform_loop): Ditto.
1404 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
1405 gimple_seq_copy): Don't use gimple_seq_alloc.
1406 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
1407 (gimplify_seq_add_seq): Ditto.
1408 * lto-streamer-in.c (make_new_block): Ditto.
1409 * tree-cfg.c (create_bb): Ditto.
1410 * tree-sra.c (initialize_parameter_reductions): Ditto.
1412 2012-05-02 Michael Matz <matz@suse.de>
1414 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
1415 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
1416 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
1417 set_bb_seq): Move down to after gimple_statement_d definition.
1419 2012-05-02 Michael Matz <matz@suse.de>
1421 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
1422 gsi_replace_with_seq, instead of inserting itself.
1423 * gimple-iterator.c (gsi_replace_with_seq): New function.
1424 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
1425 iterator instead of statement, advance it.
1426 (ssa_forward_propagate_and_combine): Adjust call to above.
1428 2012-05-02 Michael Matz <matz@suse.de>
1430 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
1432 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
1433 * tree-nested.c (walk_gimple_omp_for): Ditto.
1434 * trans-mem.c (lower_transaction): Ditto.
1435 * tree-eh.c (do_return_redirection): Ditto.
1436 (do_goto_redirection): Ditto.
1437 (lower_try_finally_switch): Ditto.
1438 * gimplify.c (gimplify_stmt): Ditto.
1439 (gimplify_scan_omp_clauses): Ditto.
1440 (gimplify_omp_for): Ditto.
1441 (gimplify_function_tree): Ditto.
1442 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
1443 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
1444 (mf_build_check_statement_for): Ditto.
1445 (mx_register_decls): Ditto.
1446 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
1447 and don't use itertors to append.
1448 (insert_stmts): Ditto.
1449 (insert_out_of_ssa_copy): Ditto.
1450 (insert_out_of_ssa_copy_on_edge): Ditto.
1452 2012-05-02 Michael Matz <matz@suse.de>
1454 * gimple.h (gimple_bind_body_ptr): New function.
1455 (gimple_bind_body): Use it.
1456 (gimple_catch_handler): Use gimple_catch_handler_ptr.
1457 (gimple_eh_filter_failure_ptr): New function.
1458 (gimple_eh_filter_failure): Use it.
1459 (gimple_eh_else_n_body_ptr): New function.
1460 (gimple_eh_else_n_body): Use it.
1461 (gimple_eh_else_e_body_ptr): New function.
1462 (gimple_eh_else_e_body): Use it.
1463 (gimple_try_eval_ptr): New function.
1464 (gimple_try_eval): Use it.
1465 (gimple_try_cleanup_ptr): New function.
1466 (gimple_try_cleanup): Use it.
1467 (gimple_wce_cleanup_ptr): New function.
1468 (gimple_wce_cleanup): Use it.
1469 (gimple_omp_body_ptr): New function.
1470 (gimple_omp_body): Use it.
1471 (gimple_omp_for_pre_body_ptr): New function.
1472 (gimple_omp_for_pre_body): Use it.
1473 (gimple_transaction_body_ptr): New function.
1474 (gimple_transaction_body): Use it.
1475 (gsi_split_seq_before): Adjust to return nothing and take pointer
1477 (gsi_set_stmt): Declare.
1478 (gsi_replace_with_seq): Declare.
1479 (walk_gimple_seq_mod): Declare.
1480 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
1482 * gimple-iterator.c (gsi_set_stmt): New function.
1483 (gsi_split_seq_before): Return new sequence via pointer argument.
1484 (gsi_replace): Use gsi_set_stmt.
1486 * tree-ssa-loop-im.c (move_computations_stmt): First remove
1488 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
1489 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
1491 (reserve_phi_args_for_new_edge): Change call to above,
1494 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
1495 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
1496 iterators. Adjust call to lower_omp.
1497 (lower_lastprivate_clauses): Adjust call to lower_omp.
1498 (lower_reduction_clauses): Ditto.
1499 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
1500 (lower_omp_sections): Don't explicitely count sequence length,
1501 nullify lowered bodies earlier, ensure stmts are part of only
1502 one sequence, adjust call to lower_omp.
1503 (lower_omp_single): Ensure stmts are part of only one sequence,
1504 adjust call to lower_omp.
1505 (lower_omp_master): Ditto.
1506 (lower_omp_ordered): Ditto.
1507 (lower_omp_critical): Ditto.
1508 (lower_omp_for): Ditto.
1509 (lower_omp_taskreg): Ditto, tidy.
1510 (lower_omp_1): Adjust calls to lower_omp.
1511 (execute_lower_omp): Ditto.
1512 (lower_omp): Adjust to take pointer to sequence.
1513 (diagnose_sb_2): Use walk_gimple_seq_mod.
1514 (diagnose_omp_structured_block_errors): Ditto and set possibly
1515 changed function body.
1516 * gimple-low.c (lower_function_body): Set function body after
1518 (lower_sequence): Adjust to take pointer to sequence.
1519 (lower_omp_directive): Ensure stmt isn't put twice into the
1520 sequence, adjust call to lower_sequence.
1521 (lower_stmt): Adjust calls to lower_sequence.
1522 (lower_gimple_bind): Ditto.
1523 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
1524 * tree-nested.c (walk_body): Take pointer to sequence, use
1525 walk_gimple_seq_mod.
1526 (walk_function): Adjust call to walk_body, set possibly changed body.
1527 (walk_gimple_omp_for): Adjust calls to walk_body.
1528 (convert_nonlocal_omp_clauses): Ditto.
1529 (convert_nonlocal_reference_stmt): Ditto.
1530 (convert_local_omp_clauses): Ditto.
1531 (convert_local_reference_stmt): Ditto.
1532 (convert_tramp_reference_stmt): Ditto.
1533 (convert_gimple_call): Ditto.
1534 (convert_nl_goto_reference): Use local iterator copy.
1535 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
1536 but taking pointer to sequence, ensure gsi_start is called with
1538 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
1539 asserting that the sequence head didn't change.
1540 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
1541 walk_gimple_seq_mod.
1542 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
1543 (execute_lower_tm): Ditto, and set possibly changed body.
1544 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
1545 call gsi_start with that lvalue.
1546 (replace_goto_queue_stmt_list): Ditto.
1547 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
1548 (replace_goto_queue): Ditto.
1549 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
1550 (lower_try_finally_onedest): Ditto.
1551 (lower_try_finally_copy): Ditto.
1552 (lower_try_finally_switch): Ditto.
1553 (lower_try_finally): Ditto.
1554 (lower_eh_filter): Ditto.
1555 (lower_eh_must_not_throw): Ditto.
1556 (lower_cleanup): Ditto.
1557 (lower_eh_constructs_2): Ditto.
1558 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
1559 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
1560 set possibly changed body.
1561 (optimize_double_finally): Call gsi_start with lvalue.
1563 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
1564 (gimple_split_block): Ditto.
1565 (gimple_merge_blocks): Use gsi_start_phis.
1566 (move_stmt_r): Use walk_gimple_seq_mod.
1567 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
1568 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
1569 (rebuild_cgraph_edges): Ditto.
1570 (cgraph_rebuild_references): Ditto.
1571 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
1572 * tree-inline.c (copy_phis_for_bb): Ditto.
1573 * tree-ssa-dce.c: Ditto.
1575 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
1577 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
1578 Andi Kleen <ak@linux.intel.com>
1580 * coretypes.h (MEMMODEL_MASK): New.
1581 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
1582 and return new variable.
1583 (expand_builtin_atomic_exchange): Mask memmodel values.
1584 (expand_builtin_atomic_compare_exchange): Ditto.
1585 (expand_builtin_atomic_load): Ditto.
1586 (expand_builtin_atomic_store): Ditto.
1587 (expand_builtin_atomic_clear): Ditto.
1588 * doc/extend.texi: Mention port-dependent memory model flags.
1589 * config/i386/cpuid.h (bit_HLE): New.
1590 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
1592 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
1593 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
1594 (ix86_target_string)<-mhle>: New.
1595 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
1596 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
1597 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
1598 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
1599 enabled for generic, generic64 and core-avx2.
1600 (ix86_print_operand): Generate HLE lock prefixes.
1601 (ix86_memmodel_check): New.
1602 (TARGET_MEMMODEL_CHECK): Ditto.
1603 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
1604 (IX86_HLE_ACQUIRE): Ditto.
1605 (IX86_HLE_RELEASE): Ditto.
1606 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
1607 * config/i386/i386.opt (mhle): Ditto.
1608 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
1609 success model to instruction emitter.
1610 (atomic_fetch_add<mode>): Ditto.
1611 (atomic_exchange<mode>): Ditto.
1612 (atomic_add<mode>): Ditto.
1613 (atomic_sub<mode>): Ditto.
1614 (atomic_<code><mode>): Ditto.
1615 (*atomic_compare_and_swap_doubledi_pic): Ditto.
1616 (atomic_compare_and_swap_single<mode>): Define and use argument
1618 (atomic_compare_and_swap_double<mode>): Ditto.
1619 * configure.ac: Check if assembler support HLE prefixes.
1620 * configure: Regenerate.
1623 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
1626 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
1628 (gimplify_switch_expr): ... here.
1629 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
1630 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
1631 to clean up case labels with values outside the index type range.
1632 (simplify_gimple_switch): Call it if something changed.
1633 Remove strange and unnecessary assert.
1635 2012-05-02 Richard Guenther <rguenther@suse.de>
1637 * fold-const.c (div_if_zero_remainder): sizetypes no longer
1639 (int_const_binop_1): New worker for int_const_binop with
1640 overflowable parameter. Pass it through to force_fit_type_double.
1641 (int_const_binop): Wrap around int_const_binop_1 with overflowable
1643 (size_binop_loc): Call int_const_binop_1 with overflowable equal
1644 to minus one, forcing overflow detection for even unsigned types.
1645 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
1646 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
1647 * stor-layout.c (initialize_sizetypes): sizetypes no longer
1649 (layout_type): For zero-sized arrays ignore overflow on the
1651 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
1652 (bit_value_binop_1): Likewise.
1653 * tree.c (double_int_to_tree): Likewise.
1654 (double_int_fits_to_tree_p): Likewise.
1655 (force_fit_type_double): Likewise.
1656 (host_integerp): Likewise.
1657 (int_fits_type_p): Likewise.
1658 * varasm.c (output_constructor_regular_field): Sign-extend the
1659 field-offset to cater for negative offsets produced by the Ada
1661 * omp-low.c (extract_omp_for_data): Convert the loop step to
1662 signed for pointer adjustments.
1664 2012-05-02 Richard Guenther <rguenther@suse.de>
1666 * tree.c (valid_constant_size_p): New function.
1667 * tree.h (valid_constant_size_p): Declare.
1668 * cfgexpand.c (expand_one_var): Adjust check for too large
1669 variables by using valid_constant_size_p.
1670 * varasm.c (assemble_variable): Likewise.
1672 * c-decl.c (grokdeclarator): Properly check for sizes that
1673 cover more than half of the address-space.
1675 2012-05-02 Jakub Jelinek <jakub@redhat.com>
1677 PR tree-optimization/53163
1678 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
1679 return value from compute_all_dependences.
1681 PR rtl-optimization/53160
1682 * ree.c (combine_reaching_defs): Handle the case where cand->insn
1683 has been modified by ree pass already.
1685 2012-05-01 Ian Lance Taylor <iant@google.com>
1688 * c-decl.c (build_compound_literal): Make the decl readonly if it
1689 an array of a readonly type.
1690 * gimplify.c (gimplify_compound_literal_expr): Add fallback
1691 parameter. Change all callers. If the decl is not addressable
1692 and is not an l-value, make it readonly.
1694 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
1696 * ira.c (allocated_reg_info_size): New static variable.
1697 (expand_reg_info): Manage it. Call
1698 setup_preferred_alternate_classes_for_new_pseudos.
1699 (ira): Don't do it here. Remove local allocated_reg_info_size,
1700 set the global before calling find_moveable_pseudos.
1701 (find_moveable_pseudos): Call expand_reg_info rather than
1704 2012-05-01 Richard Henderson <rth@redhat.com>
1706 * common.opt (fsync-libcalls): New.
1707 * doc/invoke.texi: Document it.
1708 * optabs.c (init_sync_libfuncs): Honor it.
1710 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1711 Richard Sandiford <r.sandiford@uk.ibm.com>
1713 PR rtl-optimization/52543
1714 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
1716 * lower-subreg.h: New file.
1717 * target-globals.h (this_target_lower_subreg): Declare.
1718 (target_globals): Add lower_subreg;
1719 (restore_target_globals): Restore this_target_lower_subreg.
1720 * target-globals.c: Include it.
1721 (default_target_globals): Add default_target_lower_subreg.
1722 (save_target_globals): Initialize target_lower_subreg.
1723 * rtl.h (init_lower_subreg): Added declaration.
1724 * toplev.c (backend_init_target): Call initializer for lower-subreg
1726 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
1727 (default_target_lower_subreg): New variable.
1728 (this_target_lower_subreg): Likewise.
1729 (twice_word_mode, choices): New macros.
1730 (shift_cost, compute_splitting_shift, compute_costs)
1731 (init_lower_subreg): New functions.
1732 (resolve_simple_move): Add speed_p argument. Check choices.
1733 (find_pseudo_copy): Don't check the mode size here.
1734 (resolve_simple_move): Assert the mode size.
1735 (find_decomposable_shift_zext): Add speed_p argument and return
1736 a bool. Check choices.
1737 (resolve_shift_zext): Add comment.
1738 (dump_shift_choices, dump_choices): New functions.
1739 (decompose_multiword_subregs): Dump list of profitable
1740 transformations. Add code to skip non profitable transformations.
1741 Update calls to simple_move and find_decomposable_shift_zext.
1743 2012-05-01 Ian Bolton <ian.bolton@arm.com>
1744 Sameera Deshpande <sameera.deshpande@arm.com>
1745 Greta Yorsh <greta.yorsh@arm.com>
1747 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
1748 (thumb1_unexpanded_epilogue): ...this.
1749 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
1750 (thumb1_unexpanded_epilogue): ...this.
1751 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
1752 (thumb1_unexpanded_epilogue): ...this.
1754 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
1756 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
1757 comparing enumeration values. Update comments.
1759 2012-05-01 Alan Modra <amodra@gmail.com>
1762 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
1763 load_cr_save, add_crlr_cfa_restore): New functions.
1764 (rs6000_restore_saved_cr): Rename to..
1765 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
1766 (rs6000_emit_epilogue): Use new functions. Adjust condition
1767 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
1768 regs when using out-of-line restore only when shrink wrapping.
1770 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1773 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
1774 calls to cgraph_node_name in xstrdup.
1775 (ipa_make_edge_direct_to_target): Ditto.
1776 * cgraph.c (dump_cgraph_node): Ditto.
1777 * tree-sra.c (convert_callers_for_node): Ditto.
1778 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
1779 * ipa-cp.c (perhaps_add_new_callers): Ditto.
1780 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
1781 (cgraph_materialize_all_clones): Ditto.
1782 * ipa-inline.c (report_inline_failed_reason): Ditto.
1783 (want_early_inline_function_p): Ditto.
1784 (edge_badness): Ditto.
1785 (update_edge_key): Ditto.
1786 (flatten_function): Ditto.
1787 (ipa_inline): Ditto.
1788 (inline_always_inline_functions): Ditto.
1789 (early_inline_small_functions): Ditto.
1791 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1794 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
1795 constraints 0 and 1.
1797 012-04-30 Jan Hubicka <jh@suse.cz>
1799 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
1800 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
1801 (cgraph_add_to_same_comdat_group): Remove.
1802 (cgraph_add_asm_node): Move to cgraphunit.c.
1803 (cgraph_make_decl_local): Move to symtab.c
1804 (cgraph_make_node_local_1): Update.
1805 (cgraph_can_remove_if_no_direct_calls_and): Update.
1806 (used_from_object_file_p): Update.
1807 (resolution_used_from_other_file_p): Move to symtab.c
1808 (cgraph_used_from_object_file_p): move to symtab.c
1809 (verify_cgraph_node): Verify same comdat groups.
1810 * cgraph.h (cgraph_asm_node): Rename to ...
1811 (asm_node): ... this one.
1812 (cgraph_asm_nodes): Rename to ...
1813 (asm_nodes): ... this one.
1814 (symtab_add_to_same_comdat_group): New function.
1815 (symtab_dissolve_same_comdat_group_list): New function.
1816 (symtab_used_from_object_file_p): Declare.
1817 (symtab_make_decl_local): Declare.
1818 (cgraph_add_to_same_comdat_group): Remove.
1819 (cgraph_add_asm_node): Remove.
1820 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
1822 (cgraph_finalize_compilation_unit): Rename to ...
1823 (finalize_compilation_unit): ... this one.
1824 (cgraph_optimize): Rename to ....
1825 (compile): ... this one.
1826 (add_asm_node): Declare.
1827 (fixup_same_cpp_alias_visibility): Declare.
1828 (cgraph_make_decl_local): Remove.
1829 (varpool_assemble_pending_decls): Rename to ...
1830 (varpool_output_variables): ... this one.
1831 (varpool_remove_unreferenced_decls): Remove.
1832 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
1833 (preserve_function_body_p): Make static.
1834 * toplev.c (compile_file): Update comments; update.
1835 * cgraphunit.c: Update comments.
1836 (cgraph_expand_all_functions): Rename to ...
1837 (expand_all_functions): ... this one; update.
1838 (cgraph_mark_functions_to_output): Rename to ...
1839 (mark_functions_to_output): ... this one; cleanup.
1840 (cgraph_output_pending_asms): Remove prototype.
1841 (asm_nodes, asm_last_node): New static vars.
1842 (cgraph_process_new_functions): Update.
1843 (cgraph_reset_node): Cleanup; add comment.
1844 (cgraph_add_new_function): Update.
1845 (cgraph_output_pending_asms): Rename to ...
1846 (output_asm_statements): ... this one.
1847 (add_asm_node): New function.
1848 (fixup_same_cpp_alias_visibility): New function based on code
1849 in cgraph_analyze_function.
1850 (cgraph_analyze_function): Use it.
1851 (cgraph_order_sort): Update.
1852 (cgraph_output_in_order): Update.
1853 (cgraph_function_versioning): Update.
1854 (cgraph_optimize): Rename to ...
1855 (compile): ... this one; initialize streamer hooks here.
1856 (cgraph_finalize_compilation_unit): Rename to ...
1857 (finalize_compilation_unit): ... this one; do not initialize streamer
1859 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
1860 * dwarf2out.c: Update ocmment.
1861 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
1862 * method.c (use_thunk): Likewise.
1863 * semantics.c (maybe_add_lambda_conv_op): Likewise.
1864 * decl2.c (maybe_emit_vtables): Likewise.
1865 (cp_write_global_declarations): Use finalize_compilation_unit.
1866 * parser.c (cp_parser_asm_definition): Use add_asm_node.
1867 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
1868 * c-decl.c (c_write_global_declarations): Use
1869 finalize_compilation_unit.
1870 * langhooks.c (write_global_declarations): Update.
1871 * ipa.c (cgraph_externally_visible_p): Update.
1872 (dissolve_same_comdat_group_list): Remove.
1873 (function_and_variable_visibility): Update.
1874 * symtab.c: Inlcude lto-streamer.h and rtl.h
1875 (ld_plugin_symbol_resolution_names): New.
1876 (symtab_add_to_same_comdat_group): New.
1877 (symtab_dissolve_same_comdat_group_list): New.
1878 (resolution_used_from_other_file_p): Move here from cgraph.c
1879 (symtab_used_from_object_file_p): New.
1880 (symtab_make_decl_local): New.
1881 * passes.c (register_pass): Update comments.
1882 * c-parser.c (c_parser_asm_definition): Update.
1883 * varpool.c (varpool_analyze_node): Use
1884 fixup_same_cpp_alias_visibility.
1885 (varpool_remove_unreferenced_decls): Make static.
1886 (varpool_assemble_pending_decls): Rename to ...
1887 (varpool_output_variables): ... this one; call
1888 varpool_remove_unreferenced_decls.
1889 (varpool_used_from_object_file_p): Remove.
1891 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
1894 * c-typeck.c (build_array_ref): Call
1895 convert_vector_to_pointer_for_subscript.
1896 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
1898 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1900 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
1901 to compile-time "mode == <MODE>mode" checks.
1902 (and splitter): Ditto.
1904 2012-04-30 Richard Henderson <rth@redhat.com>
1906 * config/arm/arm.md (UNSPEC_LL): New.
1907 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
1908 (arm_load_exclusivedi): Use %H0.
1910 2012-04-30 Jason Merrill <jason@redhat.com>
1912 * dwarf2out.c (comdat_symbol_id): Add const.
1913 (union die_symbol_or_type_node): Add const to die_symbol.
1914 (output_die_symbol, output_die, output_comp_unit): Adjust.
1916 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
1918 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
1919 * config/arm/neon.md (negdi2_neon): New insn.
1920 Also add splitters for core and NEON registers.
1922 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
1924 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
1925 (arm_print_operand): Add 'x' format.
1926 * config/arm/constraints.md (Dn): Allow const_int.
1927 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
1928 Use 'x' format to print constants.
1929 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
1930 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
1932 (movdi_vfp_cortexa8): Likewise.
1934 2012-04-30 Ian Bolton <ian.bolton@arm.com>
1935 Sameera Deshpande <sameera.deshpande@arm.com>
1936 Greta Yorsh <greta.yorsh@arm.com>
1938 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
1939 * config/arm/arm.c (ldm_stm_operation_p): New function.
1940 * config/arm/predicates.md (load_multiple_operation): Update predicate.
1941 (store_multiple_operation): Likewise.
1943 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
1944 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
1945 * config/arm/predicates.md (load_multiple_operation): Add arguments.
1946 (store_multiple_operation): Likewise.
1948 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1950 * config/i386/i386.md (and<mode>3): Expand masking operations with
1951 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
1952 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
1954 2012-04-30 Dodji Seketeli <dodji@redhat.com>
1956 Add -Wvarargs option
1957 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
1958 argument for the various warning_at calls.
1959 * docs/invoke.texi: Update the documentation.
1961 2012-04-30 Dodji Seketeli <dodji@redhat.com>
1963 Switch -ftrack-macro-expansion=2 on by default.
1964 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
1967 Fix va_start related location
1968 * builtins.c (fold_builtin_next_arg): Unwinds to the first
1969 location in real source code.
1971 Make conversion warnings work on NULL with -ftrack-macro-expansion
1972 * input.h (expansion_point_location_if_in_system_header): Declare
1974 * input.c (expansion_point_location_if_in_system_header): Define it.
1976 Fix -Wuninitialized for -ftrack-macro-expansion
1977 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
1978 declaration. Use linemap_location_before_p for source locations.
1980 Strip "<built-in>" loc from displayed expansion context
1981 * input.c (expand_location_1): When expanding to spelling location
1982 in a context of a macro expansion, skip reserved system header
1983 locations. Update comments. * tree-diagnostic.c
1984 (maybe_unwind_expanded_macro_loc): Likewise.
1986 Make expand_location resolve to locus in main source file
1987 * input.c (expand_location_1): New. Takes a parameter to choose
1988 whether to resolve the location to spelling or expansion point.
1989 Was factorized from ...
1990 (expand_location): ... here.
1991 (expand_location_to_spelling_point): New. Implemented in terms of
1993 * diagnostic.c (diagnostic_build_prefix): Use the new
1994 expand_location_to_spelling_point instead of expand_location.
1996 Fix PCH crash on GTYed pointer-to-scalar field of a struct
1997 * gengtype.c (write_types_process_field): Force second argument of
1998 the call to the PCH object hierarchy walker to be 'x'.
2000 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
2002 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
2003 predicate to discriminate types.
2005 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
2007 * doc/invoke.texi (Wmissing-format-attribute): Document as an
2008 alias of Wsuggest-attribute=format.
2009 * c-typeck.c (convert_for_assignment): Replace
2010 Wmissing-format-attribute with Wsuggest-attribute=format.
2011 (digest_init): Likewise.
2013 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
2015 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
2016 * common.opt (Wmissing-noreturn): Alias of
2017 -Wsuggest-attribute=noreturn.
2019 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
2022 * config/cris/cris.md (andqu): New peephole2.
2023 (andu): Tweak head comment.
2025 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2026 Steven Bosscher <steven@gcc.gnu.org>
2027 Maxim Kuvyrkov <maxim@codesourcery.com>
2029 PR tree-optimization/38785
2030 * common.opt (ftree-partial-pre): New option.
2031 * doc/invoke.texi: Document it.
2032 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
2033 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
2035 (execute_pre): Use flag_tree_partial_pre.
2037 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2040 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
2043 2012-04-27 Ollie Wild <aaw@google.com>
2045 * doc/invoke.texi (Wliteral-suffix): Document new option.
2047 2012-04-27 Tom Tromey <tromey@redhat.com>
2049 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
2050 (dwarf_tag_name): Use get_DW_TAG_name.
2051 (dwarf_attr_name): Use get_DW_AT_name.
2052 (dwarf_form_name): Use get_DW_FORM_name.
2053 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
2055 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
2057 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
2058 arguments are -1 and 0, by negating the result of the conditional.
2060 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
2063 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
2065 2012-04-27 Richard Guenther <rguenther@suse.de>
2067 * tree-flow.h (is_hidden_global_store): Remove.
2068 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
2069 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
2070 (stmt_may_clobber_global_p): Likewise.
2071 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
2072 (stmt_may_clobber_global_p): Likewise.
2073 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
2074 stmt_may_clobber_global_p.
2075 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
2077 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
2079 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
2082 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
2083 reorganize some fields and update comments. Rename bit_test_uniq
2084 and bit_test_count to uniq resp. count. Remove bit_test_bb.
2085 (collect_switch_conv_info): New function, collects info about a
2086 GIMPLE_SWITCH into a struct switch_conv_info.
2087 (check_range): Simplify to use pre-recorded info. Fix think-o in
2088 range-branch ratio check.
2089 (check_process_case): Remove function.
2090 (check_all_empty_except_final): New function, verifies that all
2091 non-final basic blocks are empty.
2092 (process_switch): Simplify to use pre-recorded info. Call
2093 collect_switch_conv_info to do that. Assert that degenerate switch
2094 statements have been cleaned up.
2096 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
2099 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
2101 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
2104 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
2106 2012-04-27 Tom de Vries <tom@codesourcery.com>
2108 PR tree-optimization/51879
2109 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
2110 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
2112 (defs_to_varying): ... here. Don't set use_processed.
2113 (visit_reference_op_call): Handle gimple_vdef.
2114 Handle case that lhs is NULL_TREE.
2115 (visit_use): Use mark_use_processed. Handle calls with side-effect
2116 using visit_reference_op_call.
2118 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
2120 * sched-deps.c (fixup_sched_groups): Rename to...
2121 (chain_to_prev_insn): ...this.
2122 (chain_to_prev_insn_p): New function.
2123 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
2125 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
2127 * sched-int.h (_haifa_insn_data): Move priority_status.
2129 (INSN_MODEL_INDEX): New macro.
2130 * haifa-sched.c (insn_delay): New function.
2131 (sched_regno_pressure_class): Update commentary.
2132 (mark_regno_birth_or_death): Pass the liveness bitmap and
2133 pressure array as arguments, instead of using curr_reg_live and
2134 curr_reg_pressure. Only update the pressure if the bit in the
2135 liveness set has changed.
2136 (initiate_reg_pressure_info): Always trust the live-in set for
2137 SCHED_PRESSURE_MODEL.
2138 (initiate_bb_reg_pressure_info): Update call to
2139 mark_regno_birth_or_death.
2140 (dep_list_size): Take the list as argument.
2141 (calculate_reg_deaths): New function, extracted from...
2142 (setup_insn_reg_pressure_info): ...here.
2143 (MODEL_BAR): New macro.
2144 (model_pressure_data, model_insn_info, model_pressure_limit)
2145 (model_pressure_group): New structures.
2146 (model_schedule, model_worklist, model_insns, model_num_insns)
2147 (model_curr_point, model_before_pressure, model_next_priority):
2149 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
2150 (MODEL_INSN_INFO, MODEL_INSN): New macros.
2151 (model_index, model_update_limit_points_in_group): New functions.
2152 (model_update_limit_points, model_last_use_except): Likewise.
2153 (model_start_update_pressure, model_update_pressure): Likewise.
2154 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
2155 (model_excess_cost, model_dump_pressure_points): Likewise.
2156 (model_set_excess_costs): Likewise.
2157 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
2158 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
2159 schedule as an alternative tie-breaker. Update the call to
2161 (ready_sort): Call model_set_excess_costs.
2162 (update_register_pressure): Update call to mark_regno_birth_or_death.
2163 Rely on that function to check liveness rather than doing it here.
2164 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
2165 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
2166 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
2167 (model_record_pressure, model_record_pressures): New functions.
2168 (model_record_final_pressures, model_add_successors_to_worklist)
2169 (model_promote_predecessors, model_choose_insn): Likewise.
2170 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
2171 (model_start_schedule, model_finalize_pressure_group): Likewise.
2172 (model_end_schedule): Likewise.
2173 (schedule_insn): Say when we're scheduling the next instruction
2174 in the model schedule.
2175 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
2176 (queue_to_ready): Do not add instructions that are
2177 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
2178 Always allow the next instruction in the model schedule to be added.
2179 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
2180 and delay for SCHED_PRESSURE_MODEL too.
2181 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
2182 SCHED_PRIORITY_MODEL, but also take the DFA into account.
2183 (schedule_block): Call model_start_schedule and model_end_schedule.
2184 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
2185 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
2186 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
2188 (sched_finish): Update accordingly.
2189 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
2190 to SCHED_PRESSURE_MODEL.
2191 (add_jump_dependencies): Update call to dep_list_size.
2192 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
2193 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
2194 to SCHED_PRESSURE_MODEL.
2195 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
2196 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
2197 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
2198 handling to SCHED_PRESSURE_MODEL.
2200 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
2202 * common.opt (fsched-pressure-algorithm=): New option.
2203 * flag-types.h (sched_pressure_algorithm): New enum.
2204 * sched-int.h (sched_pressure_p): Replace with...
2205 (sched_pressure): ...this new variable.
2206 * haifa-sched.c (sched_pressure_p): Replace with...
2207 (sched_pressure): ...this new variable.
2208 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
2209 (update_reg_and_insn_max_reg_pressure, schedule_insn)
2210 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
2211 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
2212 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
2213 (sched_analyze_insn): Likewise.
2214 * sched-rgn.c (schedule_region): Likewise.
2215 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
2217 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
2219 * PR middle-end/52997
2220 * ira.c (find_moveable_pseudos): Call resize_reg_info.
2223 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
2224 * expr.c (convert_move): Honor unsignedp when extending partial int
2226 * genmodes.c (complete_mode): Don't clear component field of partial
2228 (emit_mode_inner): Don't emit it however.
2229 (calc_wider_mode): Partial int modes widen to their component.
2231 2012-04-26 David S. Miller <davem@davemloft.net>
2233 * config/sparc/niagara4.md: New file.
2234 * config/sparc/sparc.md: Include it.
2235 * config/sparc/sparc.c (niagara4_costs): New processor costs.
2236 (sparc_option_override): Use it.
2237 (sparc_use_sched_lookahead): Return 2 for niagara4.
2238 (sparc_issue_rate): Likewise.
2240 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
2241 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
2242 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
2243 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
2244 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
2245 alignaddrldi_vis): Set type to gsr.
2246 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
2247 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
2248 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
2249 v<vis3_shift_patname><mode>3, fmean16_vis,
2250 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
2251 fucmp<code>8<P:mode>_vis): Set type to fga.
2252 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
2253 * config/sparc/niagara.md: Likewise.
2254 * config/sparc/niagara2.md: Likewise.
2255 * config/sparc/ultra3.md: Likewise, and fix type matching for
2256 us3_ialuX reservation.
2258 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2260 * reload.c (find_reloads): Change the loop nesting when trying an
2261 alternative with swapped operands.
2263 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2265 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
2266 comment. Delete unused parameter first_exp_point_map.
2267 (virt_loc_aware_diagnostic_finalizer): Update call.
2269 2012-04-26 Michael Hope <michael.hope@linaro.org>
2270 Richard Earnshaw <rearnsha@arm.com>
2272 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
2273 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
2274 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
2275 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
2277 2012-04-25 Sriraman Tallam <tmsriram@google.com>
2279 * doc/extend.texi: Document avx2 support.
2280 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
2282 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
2285 * config/cris/cris.md ("*andhi_lowpart_v32")
2286 ("*andqi_lowpart_v32"): Change first input-only operand from
2287 a (match_operand ...) to (match_dup 0). Drop alternatives with
2288 const_int-matching constraints for redundancy.
2289 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
2290 three-operand alternative.
2292 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2295 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2296 instead expand it as zero extension.
2298 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
2301 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
2303 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2305 * common.opt (flag_debug_types_section): Default to 0.
2306 (dwarf_version): Default to 4.
2307 (dwarf_record_gcc_switches): Default to 1.
2308 (dwarf_strict): Default to 0.
2309 * toplev.c (process_options): Don't handle dwarf_strict
2310 or dwarf_version here.
2311 * config/vxworks.c (vxworks_override_options): Don't
2312 test whether dwarf_strict or dwarf_version are negative,
2313 instead test !global_options_set.x_dwarf_*.
2314 * config/darwin.c (darwin_override_options): Default to
2316 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
2317 and -fno-debug-types-section are now the default.
2319 2012-04-25 Jan Hubicka <jh@suse.cz>
2321 * cgraphunit.c: Update toplevel comment.
2322 (tree_rest_of_compilation): Merge into cgraph_expand_function.
2323 (cgraph_analyze_function): Make static.
2324 (cgraph_decide_is_function_needed): Make static.
2325 (cgraph_add_new_function): Use expand_function instead of
2326 rest_of_compilation.
2327 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
2328 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
2330 (cgraph_inline_p): Remove.
2331 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
2332 (init_cgraph): Add comment.
2333 * cgraphbuild.c (record_reference, mark_address, mark_load,
2334 mark_store): Do not call analyze_expr hook.
2335 * cgraph.c: Update toplevel comment.
2336 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
2337 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
2338 Move fere from cgraphunit.c
2339 (cgraph_mark_force_output_node): Move to cgraph.h
2340 * cgraph.h: Reorder so the comments match the function placement.
2341 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
2342 (cgraph_mark_force_output_node): Move here from cgraph.c
2343 * tree.c (free_lang_data): Do not clear analyze_expr hook.
2344 * ipa-inline-transform.c (preserve_function_body_p): New function.
2345 (inline_transform): Update.
2346 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
2347 * langhooks.h (lang_hooks_for_callgraph): Remove.
2348 (lang_hooks): Remove callgraph.
2349 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
2350 * varpool.c: Remove out of date comment.
2351 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
2352 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
2354 2012-04-25 Jan Hubicka <jh@suse.cz>
2357 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
2358 forward declaration.
2359 (cgraph_finalize_function): Finalize them here.
2360 * symtab.c (dump_symtab): Dump ctors and dtors.
2362 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2365 * stor-layout.c (get_best_mode): Don't return mode with bitsize
2366 larger than maxbits. Don't compute maxbits modulo align.
2367 Also check that unit bytes long store at bitpos / unit * unit
2368 doesn't affect bits beyond bitregion_end.
2369 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
2370 would not fit into bitregion_start ... bitregion_end + 1 bit region.
2371 (store_split_bit_field): Decrease unit close to end of bitregion_end
2372 if access is restricted in order to avoid mutual recursion.
2374 PR tree-optimization/53058
2375 * double-int.h (double_int_max_value, double_int_min_value): New
2377 * double-int.c (double_int_max_value, double_int_min_value): New
2379 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
2380 or GT_EXPR with double_int_max_value instead of double_int_mask.
2382 2012-04-25 Richard Guenther <rguenther@suse.de>
2384 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
2385 * tree-vect-loop.c (vect_transform_loop): Adjust.
2386 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
2387 the maximum number of iterations for the epilogue loop.
2388 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
2390 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2393 * c-typeck.c (set_nonincremental_init,
2394 set_nonincremental_init_from_string): Pass true instead of false
2395 as IMPLICIT to add_pending_init.
2397 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
2399 * c-typeck.c (pop_init_level): Improve diagnostics.
2401 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
2403 * compare-elim.c (try_eliminate_compare): Also handle operands with
2404 implicit extensions.
2406 2012-04-25 Alan Modra <amodra@gmail.com>
2408 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
2409 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
2410 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
2411 (no_global_regs_above): Delete.
2412 (no_global_regs): New function.
2413 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
2414 value for load multiple test.
2415 (savres_routine_syms): Increase size.
2416 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
2417 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
2418 rather than a number of boolean flags. Update all callers.
2419 (rs6000_savres_routine_name): Generate vector save/restore names.
2420 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
2421 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
2422 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
2423 and using_store_multiple. Expand uses. Don't always use r11 as
2424 frame reg when needed for out-of-line saves. Set up initial offset
2425 for out-of-line vector saves when buying stack frame. Handle pointer
2426 reg setup for out-of-line fp save. Emit call to out-of-line vector
2427 save function. Choose r11 or r12 for vrsave reg when available for
2429 (rs6000_output_function_prologue): Don't emit .extern for ELF.
2430 (rs6000_emit_epilogue): Choose a better frame reg when restoring
2431 from back-chain to suit out-of-line vector restore functions. Emit
2432 call to out-of-line vector restore function. Adjust register used
2433 for cr restore. Tweak pointer register setup for gpr restore.
2434 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
2436 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
2437 (V_SAVE_INLINE): Define.
2438 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
2440 2012-04-25 Alan Modra <amodra@gmail.com>
2442 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
2443 out-of-line save/restore for large frames. Don't disable
2444 out-of-line saves on ABI_AIX when using static chain reg.
2445 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
2446 clobber static chain reg, and tweak for out-of-line gpr saves
2449 2012-04-25 Alan Modra <amodra@gmail.com>
2451 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
2452 (rs6000_emit_prologue): Use the above to catch register overlap.
2454 2012-04-25 Alan Modra <amodra@gmail.com>
2456 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
2457 decl. Move logic selecting update reg to callers. Update all callers.
2458 (rs6000_emit_allocate_stack): Add copy_off param.
2459 (emit_frame_save): Don't handle reg+reg addressing.
2460 (ptr_regno_for_savres): New function, extracted from..
2461 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
2462 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
2463 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
2464 frame offset adjustment for out-of-line save with copy from sp.
2465 Simplify condition controlling whether cr is saved early or
2466 late. Use ptr_regno_for_savres to verify correct reg is set
2467 up for out-of-line saves. Pass the actual pointer reg used to
2468 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
2469 function. Rearrange spe vars so code is similar to that
2470 elsewhere in this function. Don't update frame_off when spe
2471 save code will restore r11. Use emit_frame_save for spe and
2472 gpr saves. Consolidate darwin out-of-line gpr setup with that
2473 for other abis. Don't assume frame_offset is zero and frame
2474 reg is sp when setting up altivec reg saves, and calculate
2475 exact offset requirement.
2476 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
2477 spe restore code. Consolidate darwin out-of-line gpr setup
2478 with that for other abis.
2480 2012-04-25 Alan Modra <amodra@gmail.com>
2482 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
2483 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
2485 (emit_frame_save): Delete frame_ptr param. Rename total_size to
2487 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
2488 and emit_frame_save calls. Cope with possibly missing note.
2490 2012-04-24 Sriraman Tallam <tmsriram@google.com>
2492 * config/i386/i386.c (build_processor_model_struct): New function.
2493 (make_var_decl): New function.
2494 (fold_builtin_cpu): New function.
2495 (ix86_fold_builtin): New function.
2496 (make_cpu_type_builtin): New function.
2497 (ix86_init_platform_type_builtins): New function.
2498 (ix86_expand_builtin): Expand new builtins by folding them.
2499 (ix86_init_builtins): Make new builtins to detect CPU type.
2500 (TARGET_FOLD_BUILTIN): New macro.
2501 (IX86_BUILTIN_CPU_INIT): New enum value.
2502 (IX86_BUILTIN_CPU_IS): New enum value.
2503 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
2504 * config/i386/i386-builtin-types.def: New function type.
2505 * testsuite/gcc.target/builtin_target.c: New testcase.
2506 * doc/extend.texi: Document builtins.
2508 2012-04-24 Olivier Hainque <hainque@adacore.com>
2510 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
2511 * toplev.c (process_options): Default to dwarf_version 2.
2512 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
2513 and dwarf_version 2.
2515 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2517 * tree-pretty-print.h (default_tree_printer): Do not declare.
2518 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
2520 (default_tree_diagnostic_starter): Make static.
2521 (default_tree_printer): Move to here. Make static.
2522 (tree_diagnostics_defaults): New.
2523 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
2524 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
2525 * toplev.c: Do not include tree-pass.h.
2526 (default_tree_printer): Move from here.
2527 (general_init): Use tree_diagnostics_defaults.
2529 2012-04-24 Chao-ying Fu <fu@mips.com>
2531 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
2532 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
2533 * config/mips/gnu-user.h
2534 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
2535 (GNU_USER_TARGET_LINK_SPEC): New define.
2536 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
2537 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
2538 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
2539 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
2540 GNU_USER_TARGET_ENDFILE_SPEC.
2541 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
2542 (GNU_USER_TARGET_LINK_SPEC): New define.
2543 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
2544 * config/mips/linux-common.h: New file.
2546 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2549 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
2550 (altivec_build_resolved_builtin): Call fully_fold_convert.
2552 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
2555 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
2557 2012-04-24 Richard Guenther <rguenther@suse.de>
2559 PR tree-optimization/53085
2560 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
2563 2012-04-24 Richard Guenther <rguenther@suse.de>
2565 * tree-if-conv.c (main_tree_if_conversion): Move bb under
2568 2012-04-24 Jim Meyering <meyering@redhat.com>
2570 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
2571 absence of an define_enum call.
2573 2012-04-24 Richard Guenther <rguenther@suse.de>
2575 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
2576 the epilogue loop is not re-used as unvectorized version
2577 record the its maximum number of iterations.
2579 2012-04-24 Andrew Pinski <apinski@cavium.com>
2581 * tree-ssa-forwprop.c (simplify_bitwise_binary):
2582 Don't directly use def1/def2.
2584 2012-04-24 Richard Guenther <rguenther@suse.de>
2586 PR tree-optimization/53098
2587 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
2590 2012-04-24 Andrew Pinski <apinski@cavium.com>
2593 * tree-ssa-forwprop.c (defcodefor_name): New function.
2594 (simplify_bitwise_binary): Use defcodefor_name instead of manually
2595 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
2596 Simplify "(~X | Y) & X" to "X & Y" and
2597 "(~X & Y) | X" to "X | Y".
2599 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2601 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
2602 validate_change to add clobbers if IN_GROUP is nonzero.
2603 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
2604 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
2606 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
2608 * config/s390/s390.c (insn_invalid_p): Likewise.
2610 2012-04-24 Jakub Jelinek <jakub@redhat.com>
2613 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
2614 (output_addressed_constants): Likewise.
2617 * varasm.c (get_section): Don't ICE for section conflicts with
2618 built-in section kinds.
2620 2012-04-23 DJ Delorie <dj@redhat.com>
2622 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
2623 (LIBSTDCXX): Change to CPP2.
2625 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
2628 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
2631 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
2633 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
2634 (*addsi_2_zext): Ditto.
2635 (*add<mode>_3): Ditto.
2636 (*addsi_3_zext): Ditto.
2637 (*add<mode>_5): Ditto.
2639 2012-04-23 Andrew Pinski <apinski@cavium.com>
2641 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
2642 (C & B) to (A OP0) & B.
2644 2012-04-23 Martin Jambor <mjambor@suse.cz>
2646 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
2647 temporaries created for a bitfield (reverting revision 122014).
2649 2012-04-23 Richard Guenther <rguenther@suse.de>
2651 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
2652 the condition using is_gimple_condexpr and avoid the not necessary
2654 (set_prologue_iterations): Likewise.
2655 (vect_loop_versioning): Likewise.
2657 2012-04-23 Richard Guenther <rguenther@suse.de>
2659 PR tree-optimization/53070
2660 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
2661 (main_tree_if_conversion): Verify we succeeded in that.
2663 2012-04-23 Jan Hubicka <jh@suse.cz>
2665 * lto-symtab.c (lto_cgraph_replace_node): Do not call
2666 mark_reahcable_node.
2667 * cgraph.c (cgraph_remove_node): Do not clear reachable.
2668 (cgraph_mark_reachable_node): Remove.
2669 (cgraph_mark_force_output_node): Do not set reachable.
2670 (dump_cgraph_node): Do not dump reachable.
2671 (cgraph_create_virtual_clone): Do not set reachable.
2672 * cgraph.h (cgraph_node): Remove reachable flag.
2673 (varpool_node): Remove reachable flag.
2674 (cgraph_mark_if_needed): Remove.
2675 (cgraph_mark_reachable_node): Remove.
2676 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
2677 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
2679 (cgraph_add_new_function): Likewise.
2680 (cgraph_mark_if_needed): Remove.
2681 (cgraph_analyze_function): Do not set target as reachable.
2682 (process_function_and_variable_attributes): Do not care about
2684 (cgraph_analyze_functions): Do not set reachable flags.
2685 (cgraph_mark_functions_to_output): Do not check reachability.
2686 (cgraph_copy_node_for_versioning): Do not set reachable flag.
2687 (dbxout_expand_expr): Update.
2688 * c-decl.c (merge_decls): Do not track changed externs.
2689 * ipa.c: Include pointer-set.h
2690 (enqueue_cgraph_node): Use reachable pointer set.
2691 (process_references): Likewise.
2692 (cgraph_remove_unreachable_nodes): Likewise.
2693 (whole_program_function_and_variable_visibility): Do not recompute
2695 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
2697 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
2699 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
2701 2012-04-23 Richard Guenther <rguenther@suse.de>
2704 * c-typeck.c (build_binary_op): Fix typo.
2706 2012-04-23 Jakub Jelinek <jakub@redhat.com>
2708 PR tree-optimizations/52891
2709 * tree-vect-patterns.c (adjust_bool_pattern): Use
2710 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
2711 but with non-standard precision.
2713 2012-04-22 Jan Hubicka <jh@suse.cz>
2715 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
2718 2012-04-22 Jan Hubicka <jh@suse.cz>
2720 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
2721 * cgraphbuild.c (record_reference, record_type_list, mark_address,
2722 mark_load, mark_store): Do not mark varpool nodes as needed.
2723 * cgraph.c (cgraph_new_nodes): Remove.
2724 (cgraph_create_function_alias): Do not mark nodes as reachable.
2725 (cgraph_add_thunk): Likewise.
2726 (cgraph_mark_reachable_node): Do not manage the queue.
2727 * cgraph.h (cgraph_node): Remove next_needed.
2728 (varpool_nodes_queue): Remove next_needed and prev_needed.
2729 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
2730 (cgraph_new_nodes): Declare.
2731 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
2732 (varpool_analyze_pending_decls): Remove.
2733 (varpool_analyze_node): New.
2734 (varpool_mark_needed_node): Remove.
2735 (varpool_first_variable, varpool_next_variable): New inlines.
2736 (varpool_first_static_initializer, varpool_next_static_initializer):
2738 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
2739 (varpool_first_defined_variable): New inline.
2740 (varpool_next_defined_variable): New inline
2741 (FOR_EACH_VARIABLE): Reimplement.
2742 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
2743 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
2745 * cgraphunit.c (cgraph_new_nodes): Declare here.
2746 (enqueue_node): New function.
2747 (cgraph_process_new_functions): update for new
2748 node set; when constructing cgraph enqueue node for processing.
2749 (cgraph_add_new_function): Use new node set.
2750 (process_function_and_variable_attributes): Do not set varpool needed
2752 (referred_to_p): New function.
2753 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
2754 when varpool is in construction.
2755 (cgraph_analyze_functions): Rewrite.
2756 (cgraph_expand_all_functions): Update.
2757 (cgraph_output_in_order): Do not analyze pending decls; do not set
2759 (cgraph_optimize): Do not analyze pending decls.
2760 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
2761 in other partition; do not mark node as needed.
2762 * dwarf2out.c (reference_to_unused): Use analyzed flag.
2763 (premark_types_used_by_global_vars_helper): Likewise.
2764 * ipa.c (process_references): Do not call varpool_mark_needed_node.
2765 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
2767 (function_and_variable_visibility): Do not mark node as needed.
2768 (whole_program_function_and_variable_visibility): Likewise.
2769 * Makefile.in (gt-varpool.h): No longer needed.
2770 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
2771 (ipa_write_summaries): Do not use needed flag.
2772 * varpool.c: Do not include gt-varpool.h
2773 (x_varpool_nodes_queue, x_varpool_last_needed_node,
2774 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
2775 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
2777 (varpool_remove_node): Do not update the lists.
2778 (dump_varpool_node): Do not dump needed flag.
2779 (varpool_enqueue_needed_node): Remove.
2780 (varpool_mark_needed_node): Remove.
2781 (varpool_reset_queue): Remove.
2782 (varpool_finalize_decl): Move to cgraphunit.c
2783 (varpool_analyze_node): New functions based on former
2784 varpool_analyze_pending_decls.
2785 (varpool_analyze_pending_decls): Remove.
2786 (varpool_assemble_decl): Do not update the lists.
2787 (enqueue_node): New function.
2788 (varpool_remove_unreferenced_decls): Rewrite.
2789 (varpool_empty_needed_queue): Remove.
2790 (add_new_static_var): Do not mark node as needed.
2791 (varpool_create_variable_alias): Handle expansion state
2793 * except.c (output_ttype): Do not mark node as needed.
2794 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
2795 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
2797 * tree-switch-conversion.c (build_one_array): Likewise.
2799 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2802 * doc/invoke.texi (pedantic): Rename to Wpedantic.
2803 * common.opt (Wpedantic): New.
2804 (pedantic): Alias Wpedantic.
2805 * diagnostic.c (warning_at): Likewise.
2806 * c-decl.c (diagnose_mismatched_decls): Likewise.
2807 (build_array_declarator): Likewise.
2808 (mark_forward_parm_decls):
2809 (check_bitfield_type_and_width): Likewise.
2810 (grokdeclarator): Likewise.
2811 (grokfield): Likewise.
2812 (finish_struct): Likewise.
2813 (build_enumerator): Likewise.
2814 (store_parm_decls_oldstyle): Likewise.
2815 (declspecs_add_qual): Likewise.
2816 (declspecs_add_type): Likewise.
2817 (finish_declspecs): Likewise.
2818 * c-typeck.c (composite_type): Likewise.
2819 (comp_target_types): Likewise.
2820 (build_array_ref): Likewise.
2821 (pointer_diff): Likewise.
2822 (build_unary_op): Likewise.
2823 (build_conditional_expr): Likewise.
2824 (build_c_cast): Likewise.
2825 (convert_for_assignment): Likewise.
2826 (maybe_warn_string_init): Likewise.
2827 (digest_init): Likewise.
2828 (pop_init_level): Likewise.
2829 (set_init_index): Likewise.
2830 (c_finish_goto_label): Likewise.
2831 (c_finish_return): Likewise.
2832 (do_case): Likewise.
2833 (build_binary_op): Likewise.
2834 * c-parser.c (static): Likewise.
2835 (c_parser_external_declaration): Likewise.
2836 (c_parser_declaration_or_fndef): Likewise.
2837 (c_parser_static_assert_declaration_no_se): Likewise.
2838 (c_parser_enum_specifier): Likewise.
2839 (c_parser_struct_or_union_specifier): Likewise.
2840 (c_parser_struct_declaration): Likewise.
2841 (c_parser_alignas_specifier): Likewise.
2842 (c_parser_braced_init): Likewise.
2843 (c_parser_initelt): Likewise.
2844 (c_parser_compound_statement_nostart): Likewise.
2845 (c_parser_conditional_expression): Likewise.
2846 (c_parser_alignof_expression): Likewise.
2847 (c_parser_postfix_expression): Likewise.
2848 (c_parser_postfix_expression_after_paren_): Likewise.
2849 (c_parser_objc_class_instance_variables): Likewise.
2850 (c_parser_objc_method_definition): Likewise.
2851 (c_parser_objc_methodprotolist): Likewise.
2853 2012-04-22 Ian Lance Taylor <iant@google.com>
2855 * godump.c (go_output_typedef): Dump size of structs.
2857 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
2859 Correcting transform_to_exit_first_loop + fix to PR46886
2860 * tree-parloops.c (transform_to_exit_first_loop): Remove
2861 setting of number of iterations according to the loop pattern.
2862 Duplicate from entry to exit->src instead of loop->latch.
2863 (pallelize_loops): Remove the condition preventing do-while loops.
2864 * tree-cfg.c (bool bb_in_region_p): New.
2865 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
2866 Adjust redirection of the duplicated iteration.
2868 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
2871 * rtl.def (ADDRESS): Use "i" rather than "w".
2872 * rtl.h (find_base_term): Delete.
2873 (may_be_sp_based_p): Declare.
2874 * rtl.c (rtx_code_size): Remove ADDRESS special case.
2875 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
2876 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
2878 (find_base_term): Make static.
2879 (may_be_sp_based_p): New function.
2880 * dse.c (record_store): Use it.
2881 * store-motion.c (store_killed_in_insn): Likewise.
2883 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
2885 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
2887 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
2890 * c-typeck.c (inform_declaration): New.
2891 (build_function_call_vec): Do not pretty-print
2892 expressions when caret is enabled.
2893 (convert_arguments): Use inform_declaration.
2895 2012-04-20 Jim Meyering <meyering@redhat.com>
2897 * genmodes.c (make_complex_modes): Don't truncate a mode name of
2898 length 7 or more when prepending a "C". Suggested by Richard Guenther.
2900 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2902 PR rtl-optimization/44214
2903 * fold-const.c (exact_inverse): New function.
2904 (fold_binary_loc): Fold vector and complex division by constant into
2905 multiply by recripocal with flag_reciprocal_math; fold vector division
2906 by constant into multiply by reciprocal with exact inverse.
2908 2012-04-20 Jan Hubicka <jh@suse.cz>
2910 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
2912 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
2913 (cgraph_remove_node): Update.
2914 (cgraph_mark_needed_node): Remove.
2915 (cgraph_mark_force_output_node): New.
2916 (dump_cgraph_node): Do not dump needed flag.
2917 (cgraph_node_cannot_be_local_p_1): Update.
2918 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
2919 * cgraph.h (symtab_node_base): Add force_output flag.
2920 (cgraph_node): Remove needed flag.
2921 (varpool_node): Remove force_output flag.
2922 (cgraph_mark_needed_node): Remove.
2923 (cgraph_mark_force_output_node): New.
2924 (cgraph_only_called_directly_or_aliased_p,
2925 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
2926 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
2927 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
2928 (cgraph_add_new_function): Update.
2929 (cgraph_mark_if_needed): Update.
2930 (verify_cgraph_node): Update.
2931 (cgraph_analyze_function): Alias target is reachable.
2932 (process_function_and_variable_attributes): Update: externally_visible
2933 flag makes function reachable.
2934 (cgraph_analyze_functions): Update dumping.
2935 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
2936 input_overwrite_node, input_varpool_node): Update streaming.
2937 * lto-streamer-out.c (produce_symtab): Use force_output.
2938 * ipa.c (process_references): Weakrefs must be processed.
2939 (cgraph_remove_unreachable_nodes): Likewise; update for new
2941 (varpool_externally_visible_p): Weakrefs are externally visible
2942 even if they are not.
2943 (function_and_variable_visibility): Update; when processing alias
2944 pair force the targets to be output.
2945 (whole_program_function_and_variable_visility): Use
2946 mark_reachable_node.
2947 * trans-mem.c (ipa_tm_mark_needed_node): Remove
2948 (ipa_tm_mark_force_output_node): New function.
2949 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
2950 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
2952 * varasm.c (mark_decl_referenced): Update.
2953 (find_decl_and_mark_needed): Remove.
2954 (find_decl): New function.
2955 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
2956 alias targets as needed.
2957 (dump_tm_clone_pairs): Update.
2958 * tree-inline.c (copy_bb): Update check.
2959 * symtab.c (dump_symtab_base): Dump force_output.
2960 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
2961 * passes.c (execute_todo): Fix dumping.
2962 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
2963 (varpool_analyze_pending_decls): Alias target is reachable.
2964 (varpool_create_variable_alias): Finalize weakrefs.
2966 2012-04-20 Jakub Jelinek <jakub@redhat.com>
2969 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
2970 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
2971 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
2972 macros instead of constants.
2973 * dse.c (record_store): Check for SP ADDRESS by comparing
2974 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
2975 XEXP to be stack_pointer_rtx.
2977 2012-04-20 Richard Guenther <rguenther@suse.de>
2979 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
2980 update_call_from_tree when propagating into a call.
2982 2012-04-20 Alan Modra <amodra@gmail.com>
2984 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
2985 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
2986 sp_offset to frame_off. Move world save code earlier.
2988 2012-04-20 Richard Guenther <rguenther@suse.de>
2990 PR tree-optimization/53050
2991 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
2992 Do only one transform on COND_EXPRs at the same time.
2994 2012-04-19 Jan Hubicka <jh@suse.cz>
2996 * symtab.c (dump_symtab_base): Revert accidental checkin.
2998 2012-04-20 Alan Modra <amodra@gmail.com>
3001 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
3002 static chain, set REST_INLINE_FPRS too.
3004 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
3006 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
3009 2012-04-20 Richard Guenther <rguenther@suse.de>
3011 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
3012 loops that can never run more often than the vectorization factor.
3014 2012-04-19 Jan Hubicka <jh@suse.cz>
3016 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
3018 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
3020 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
3022 2012-04-19 Jim Meyering <meyering@redhat.com>
3024 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
3025 We verified above that the string(including trailing NUL) fits in buf,
3028 2012-04-19 Richard Guenther <rguenther@suse.de>
3030 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
3031 for dumping DECL_SECTION_NAME.
3033 2012-04-19 Michael Matz <matz@suse.de>
3036 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
3037 (struct tree_vector): Adjust GTY length.
3038 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
3040 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
3042 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
3043 caller emitted the length calulation already.
3044 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
3045 before handling any of the fields for structs.
3047 2012-04-19 Richard Guenther <rguenther@suse.de>
3049 PR tree-optimization/53031
3050 * tree-vrp.c (adjust_range_with_scev): Revert back to
3051 using max_loop_iterations.
3053 2012-04-19 Michael Matz <matz@suse.de>
3055 * diagnostic.c (emit_diagnostic): Move va_end call after user
3057 (warning, warning_at, pedwarn, permerror): Ditto.
3059 2012-04-19 Richard Guenther <rguenther@suse.de>
3061 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
3064 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
3067 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
3068 the case *(X+const).
3070 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3072 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3074 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3077 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
3078 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
3080 2012-04-19 Richard Guenther <rguenther@suse.de>
3082 PR rtl-optimization/44688
3083 * loop-iv.c (determine_max_iter): Only return max_iter.
3084 (iv_number_of_iterations): Also use the recorded loop bound
3085 on the maximum number of iterations.
3086 * loop-unroll.c (decide_unroll_runtime_iterations): Use
3087 max_iter to avoid unrolling loops that do not roll.
3088 (decide_unroll_stupid): Likewise.
3090 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
3092 * targhooks.c (default_case_values_threshold): Fix code style nit.
3094 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
3095 case range and type folding from here...
3096 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
3097 type, as documented in tree.def.
3099 2012-04-18 Jan Hubicka <jh@suse.cz>
3101 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
3103 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
3104 cgraph hash and same comdat groups.
3105 (cgraph_optimize): Verify symbol table.
3106 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
3107 (dissolve_same_comdat_group_list): Work on symtab nodes.
3108 (function_and_variable_visibility): Dissolve variable same comdat group
3110 * symtab.c: Include timevar.h
3111 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
3113 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
3115 * tree-switch-conversion.c (info): Remove global pass info.
3116 (check_range, check_process_case, check_final_bb, create_temp_arrays,
3117 free_temp_arrays, gather_default_values, build_constructors,
3118 array_value_type, build_one_array, build_arrays, gen_def_assigns,
3119 fix_phi_nodes, gen_inbound_check): Pass info around from ...
3120 (process_switch): ... here. Unify message format. Return a const
3121 char pointer to the failure reason message.
3122 (do_switchconv): Unify message format. Update process_switch usage.
3124 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
3125 * tree-cfg.c (edge_to_cases): Fix documentation.
3127 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
3129 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
3131 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3133 PR tree-optimization/52976
3134 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
3135 (possibly_move_powi): New function.
3136 (rewrite_expr_tree): Call possibly_move_powi.
3137 (rewrite_expr_tree_parallel): Likewise.
3138 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
3139 call add_to_ops_vec instead.
3141 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3143 PR tree-optimization/52976
3144 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
3145 (decrement_power): Likewise.
3146 (propagate_op_to_single_use): Likewise.
3147 (zero_one_operation): Handle __builtin_pow* calls in linearized
3148 expression trees; factor logic into propagate_op_to_single_use.
3149 (undistribute_ops_list): Allow operands with repeat counts > 1.
3151 2012-04-18 Richard Guenther <rguenther@suse.de>
3153 PR tree-optimization/44688
3154 * cfgloop.h (record_niter_bound): Declare.
3155 * tree-ssa-loop-niter.c (record_niter_bound): Export.
3156 Update the estimation with the upper bound here...
3157 (estimate_numbers_of_iterations_loop): ... instead of here.
3158 Do not forcefully reset a recorded upper bound.
3159 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
3160 Record the maximum number of loop iterations of the prologue loop.
3162 2012-04-18 Jan Hubicka <jh@suse.cz>
3164 * lto-symtab.c (lto_cgraph_replace_node): Update.
3165 * cgraphbuild.c (record_reference, record_type_list,
3166 record_eh_tables, mark_address, mark_load, mark_store): Update.
3167 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
3168 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
3170 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
3171 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
3172 * reload.c: Fix typo in comment.
3173 * rtlanal.c: Likewise.
3174 * tree-emultls.c (gen_emutls_addr): Update.
3175 * ipa-reference.c (analyze_function): Update.
3176 * cgraphunit.c (cgraph_analyze_function,
3177 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
3179 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
3180 (ipa_remove_reference): Likewise.
3181 (ipa_remove_all_refering): Rename to ...
3182 (ipa_remove_all_referring): ... this one; update.
3183 (ipa_dump_references): Update.
3184 (ipa_dump_referring): Update.
3185 (ipa_clone_references): Update.
3186 (ipa_clone_refering): Rename to ...
3187 (ipa_clone_referring): ... this one; update.
3188 (ipa_ref_cannot_lead_to_return): Update.
3189 (ipa_ref_has_aliases_p): Update.
3190 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
3192 (ipa_ref_type): Remove.
3193 (ipa_ref_ptr_u): Remove.
3194 (ipa_ref): Remove referencing, refered, refered_index, refering_type
3195 and refered_type; add referring, referred and referred_index.
3196 (ipa_ref_list): Rename refering to referring.
3197 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
3198 ipa_clone_references, ipa_clone_referring): Update prototypes.
3199 * lto-cgraph.c (referenced_from_other_partition_p): Update.
3200 (lto_output_ref): Update.
3201 (add_references): Update.
3202 (input_varpool_node): Update.
3203 (input_refs): Update.
3204 * ipa-ref-inline.h (ipa_ref_node): Update.
3205 (ipa_ref_varpool_node): Update.
3206 (ipa_ref_referring_node): Update.
3207 (ipa_ref_referring_varpool_node): Update.
3208 (ipa_ref_referring_ref_list): Update.
3209 (ipa_ref_referred_ref_list): Update.
3210 (ipa_ref_list_first_referring): Update.
3211 (ipa_empty_ref_list): Update.
3212 (ipa_ref_list_refering_iterate): Rename to ...
3213 (ipa_ref_list_referring_iterate): ... this one.
3214 * cse.c: Update comment.
3215 * ipa-utils.c (ipa_reverse_postorder): Update.
3216 * tree-ssa-alias.c: Update.
3217 * ipa-inline.c (reset_edge_caches): Update.
3218 (update_caller_keys): Update.
3219 * ipa-inline.h: Update comments.
3220 * jump.c: Update comment.
3221 * alias.c: Likewise.
3222 * ipa.c (process_references): Update.
3223 (cgraph_remove_unreachable_nodes): Likewise.
3224 (ipa_discover_readonly_nonaddressable_var): Likewise.
3225 (cgraph_address_taken_from_non_vtable_p): Likewise.
3226 * trans-mem.c (ipa_tm_execute): Update.
3227 * simplify-rtx.c: Fix comment.
3228 * rtl.c: Fix comment.
3229 * symtab.c (symtab_unregister_node): Update.
3230 * varpool.c (dump_varpool_node): Update.
3231 (varpool_analyze_pending_decls): Update.
3232 (assemble_aliases): Update.
3233 (varpool_for_node_and_aliases): Update.
3235 2012-04-18 Richard Guenther <rguenther@suse.de>
3237 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
3238 use_undefined_p parameter.
3239 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
3240 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
3242 (estimate_numbers_of_iterations): Likewise.
3243 (estimated_loop_iterations): Adjust.
3244 (max_loop_iterations): Likewise.
3245 (scev_probably_wraps_p): Likewise.
3246 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
3247 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
3248 not max_loop_iterations.
3249 (execute_vrp): Remove explicit number of iterations estimation.
3251 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
3253 * config/i386/linux-common.h: New.
3255 * config.gcc: Add i386/linux-common.h before
3256 all i386/linux.h and i386/linux64.h usages.
3258 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
3259 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
3260 * config/i386/gnu-user64.h: Likewise.
3262 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
3263 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
3264 (GNU_USER_TARGET_MATHFILE_SPEC): New.
3265 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
3267 2012-04-18 Jan Hubicka <jh@suse.cz>
3269 * cgraph.c (cgraph_node_name): Remove.
3270 (dump_cgraph_node): Use dump_symtab_base; reformat.
3271 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
3272 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
3274 (cgraph_node_name, varpool_node_name): Remove.
3275 (cgraph_node_asm_name, varpool_node_asm_name,
3276 cgraph_node_name, varpool_node_name): New.
3277 * tree-pass.h (TODO_dump_cgraph): Rename to ...
3278 (TODO_dump_symtab): ... this one.
3279 * ipa-cp (pass_ipa_cp): Update.
3280 * ia-reference.c (generate_summary, read_write_all_from_decl,
3281 propagate, ipa_reference_read_optimization_summary): Update.
3282 * cgraphunit.c (cgraph_analyze_functions): Update.
3283 (cgraph_optimize): Update.
3284 * ipa-ref.c (ipa_dump_references): Update.
3285 (ipa_dump_refering): Update.
3286 * ipa-inline.c (pass_ipa_inline): Update.
3287 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
3288 * ipa.c (pass_ipa_function_visibility,
3289 pass_ipa_whole_program_visibility): Update.
3290 * tree-sra.c (pass_early_ipa_sra): Update.
3291 * symtab.c: Include langhooks.h
3292 (symtab_node_asm_name): New.
3293 (symtab_node_name): New.
3294 (symtab_type_names): New static var.
3295 (dump_symtab_base): New.
3296 (dump_symtab_node, dump_symtab): New.
3297 (debug_symtab_node, debug_symtab): New.
3298 * tree-ssa-structalias.c: Dump symbol table.
3299 * pases.c (execute_todo): Handle TODO_dump_symtab instead
3300 of TODO_dump_cgraph.
3301 * varpoo.c (varpool_node_name): Remove.
3302 (dump_varpool_node): Use dump_symtab_base; reformat.
3304 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
3306 * doc/invoke.texi (Language Independent Options): @item should be
3309 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
3312 * rtl.c (rtx_code_size): Handle ADDRESS.
3314 2012-04-17 Tom de Vries <tom@codesourcery.com>
3316 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
3319 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
3322 * config/i386/sync.md (atomic_<code><mode>): Rename to
3323 atomic_<logic><mode>.
3325 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
3327 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
3328 * alias.c (reg_base_value): Expand and update comment.
3329 (arg_base_value): New variable.
3330 (unique_id): Move up file.
3331 (unique_base_value, unique_base_value_p, known_base_value_p): New.
3332 (find_base_value): Use arg_base_value and known_base_value_p.
3333 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
3334 (find_base_term): Use known_base_value_p.
3335 (base_alias_check): Use unique_base_value_p.
3336 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
3337 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
3339 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
3341 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
3343 2012-04-17 Michael Matz <matz@suse.de>
3345 PR tree-optimization/18437
3346 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
3347 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
3348 (vect_check_strided_load): Declare.
3349 * tree-vect-data-refs.c (vect_check_strided_load): New function.
3350 (vect_analyze_data_refs): Use it to accept strided loads.
3351 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
3353 2012-04-17 Richard Guenther <rguenther@suse.de>
3356 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
3357 loops when redirecting an entry or latch edge.
3359 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
3361 * sel-sched.c (sel_global_init): Revert previous change.
3363 2012-04-17 Richard Guenther <rguenther@suse.de>
3365 * tree-flow.h (array_at_struct_end_p): Move declaration ...
3366 * tree.h (array_at_struct_end_p): ... here.
3367 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
3368 * expr.c (array_at_struct_end_p): ... here. Rewrite.
3370 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
3372 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
3373 COST_TABLE): Remove.
3374 (estimate_case_costs): Remove.
3375 (expand_case): Do not call estimate_case_costs
3376 to set use_cost_table.
3377 (balance_case_nodes): Do not use use_cost_table.
3379 2012-04-16 Jan Hubicka <jh@suse.cz>
3381 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
3382 (hash_node, eq_node): Remove.
3383 (cgraph_create_node): Do not handle hashtable.
3384 (cgraph_get_node): Remove.
3385 (cgraph_insert_node_to_hashtable): Remove.
3386 (hash_node_by_assembler_name): Remove.
3387 (eq_assembler_name): Remove.
3388 (cgraph_node_for_asm): Rewrite.
3389 (cgraph_find_replacement_node): Break out from ...
3390 (cgraph_remove_node): ... here; do not maintain hashtables.
3391 (change_decl_assembler_name): Remove.
3392 (cgraph_clone_node): Do not maintain hashtables.
3393 * cgraph.h (const_symtab_node): New typedef.
3394 (cgraph_insert_node_to_hashtable): Remove.
3395 (symtab_get_node, symtab_node_for_asm,
3396 symtab_insert_node_to_hashtable): Declare.
3397 (cgraph_find_replacement_node): Declare.
3398 (cgraph_get_node, varpool_get_node): Turn into inlines.
3399 (cgraph, varpool): Work sanely on NULL pointers.
3400 (FOR_EACH_SYMBOL): New walker.
3401 * ipa-inline-transform.c (save_inline_function_body): Use
3402 symtab_insert_node_to_hashtable.
3403 * symtab.c: Include ggc.h and diagnostics.h
3404 (symtab_hash, assembler_name_hash): New static vars;
3405 (hash_node, eq_node, hash_node_by_assembler_name,
3406 eq_assembler_name, insert_to_assembler_name_hash,
3407 unlink_from_assembler_name_hash): New.
3408 (symtab_register_node): Update hashtables.
3409 (symtab_insert_node_to_hashtable): New.
3410 (symtab_unregister_node): Update hashtables.
3411 (symtab_get_node): New.
3412 (symtab_node_for_asm): New.
3413 (change_decl_assembler_name): New.
3414 * Makefile.in (symtab.o): Needs GTY.
3415 * varpool.c (varpool_hash): Remove.
3416 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
3417 (varpool_node): Rewrite using varpool_get_node.
3418 (varpool_remove_node): DO not maintain hashtables.
3419 (varpool_node_for_asm): Rewrite.
3421 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
3423 * doc/invoke.texi: Copy-edit to put verbs in the present tense
3424 when describing the current behavior of GCC.
3426 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
3428 * genemit.c (gen_exp): Remove ADDRESS handling.
3429 * genoutput.c (scan_operands): Likewise.
3430 * genpeep.c (match_rtx): Likewise.
3431 * genrecog.c (add_to_sequence): Likewise.
3433 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
3435 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
3437 2012-04-16 Martin Jambor <mjambor@suse.cz>
3439 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
3442 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
3445 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
3446 hints for 'A' operand types.
3448 2012-04-16 Jan Hubicka <jh@suse.cz>
3450 * cgraph.h (symtab_node_base): Add next and previous pointers.
3451 (cgraph_node): Remove next and preivous pointers.
3452 (varpool_node): Likewise; remove next/previous GTY marker;
3453 it is not type safe.
3454 (symtab_node_def): Update GTY marker
3455 (x_cgraph_nodes, cgraph_nodes): Remove.
3456 (symtab_nodes): New function.
3457 (cgraph_order): Rename to ...
3458 (symtab_order): ... this one.
3459 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
3461 (x_varpool_nodes, varpool_nodes): Remove.
3462 (FOR_EACH_STATIC_VARIABLE): Update.
3463 (symtab_function_p, symtab_variable_p): New function.
3464 (FOR_EACH_VARIABLE): Update.
3465 (varpool_first_variable, varpool_next_variable): New functions.
3466 (FOR_EACH_VARIABLE): Update.
3467 (cgraph_first_defined_function): Update.
3468 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
3469 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
3470 (cgraph_first_function, cgraph_next_function): New.
3471 (FOR_EACH_FUNCTION): Update.
3472 (cgraph_first_function_with_gimple_body,
3473 cgraph_next_function_with_gimple_body): Update.
3474 * symtab.c: New file.
3475 * cgraph.c: Update copyright dates.
3476 (x_cgraph_nodes, cgraph_order): Remove.
3477 (NEXT_FREE_NODE): Update.
3478 (SET_NEXT_FREE_NODE): New.
3479 (cgraph_create_node_1): Remove common code.
3480 (cgraph_create_node): Remove common code; call symtab_register_node.
3481 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
3482 (cgraph_add_asm_node): Update.
3483 (cgraph_clone_node): Register new node.
3484 * cgraphunit.c (process_function_and_variable_attributes): Update.
3485 (cgraph_analyze_functions): Update.
3486 (cgraph_analyze_functions): Update.
3487 (cgraph_output_in_order): Update.
3488 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
3490 * ipa-inline.c (recursive_inlining): Update.
3491 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
3492 * ipa.c (cgraph_remove_unreachable_nodes): Update.
3493 * Makefile.in: Add symtab.o
3494 * varpool.c (x_varpool_nodes): Remove
3495 (varpool_node): Remove common code; call symtab_register_node.
3496 (varpool_remove_node): Remove common code; call symtab_unregister_node.
3498 2012-04-16 Richard Guenther <rguenther@suse.de>
3501 * tree.h (VECTOR_CST_NELTS): Adjust.
3502 (struct tree_vector): Add explicit length field.
3503 (make_vector_stat): Declare.
3504 (make_vector): Define.
3505 * tree.c (make_vector_stat): New function.
3506 (build_vector_stat): Use it.
3507 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
3509 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3511 PR tree-optimization/52976
3512 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
3513 (undistribute_ops_list): Ops with repeat counts aren't eligible for
3515 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
3517 2012-04-16 Jan Hubicka <jh@suse.cz>
3519 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
3521 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
3522 walkers to walk cgraph and varpool.
3523 * cgraph.c (cgraph_node_for_asm): Likewise.
3524 (dump_cgraph): Likewise.
3525 * value-prof.c (init_node_map): Likewise.
3526 * tree.c (free_lang_data_in_cgraph): Likewise.
3527 * tree-emutls.c: (ipa_lower_emutls): Likewise.
3528 * ipa-reference.c (generate_summary, propagate): Likewise.
3529 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
3530 cgraph_mark_functions_to_output, cgraph_output_in_order,
3531 output_weakrefs, cgraph_materialize_all_clones,
3532 cgraph_optimize): Likewise.
3533 * lto-cgraph.c (merge_profile_summaries): Likewise.
3534 (input_cgraph): Likewise.
3535 * ipa-pure-const.c (generate_summary): Likewise.
3536 (propagate): Likwise.
3537 * ipa-utils.c (ipa_reduced_postorder): Likewise.
3538 (ipa_free_postorder_info): Likewise.
3539 (ipa_reverse_postorder): Likewise.
3540 * ipa-inline.c (ipa_inline): Likewise.
3541 * matrix-reorg.c (find_matrices_decl): Likewise.
3542 (matrix_reorg): Likewise.
3543 * tree-vectorizer.c (increase_alignment): Likewise.
3544 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
3545 (function_and_variable_visibility): Likewise.
3546 (whole_program_function_and_variable_visibility): Likewise.
3547 (ipa_cdtor_merge): Likewise.
3548 * trans-mem.c (ipa_tm_execute): Likewise.
3549 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
3550 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
3551 (ipa_print_all_params): Likewise.
3552 (ipa_update_after_lto_read): Likewise.
3553 * tree-profie.c (tree_profiling): Likewise.
3554 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
3555 * passes.c (dump_passes): Likewise.
3556 (do_per_function): Likewise.
3557 (ipa_write_summaries): Likewise.
3558 * varpool.c (dump_varpool): Likewise.
3559 (varpool_node_for_asm): Likewise.
3560 (varpool_assemble_pending_decls): Likewise.
3562 2012-04-16 Richard Guenther <rguenther@suse.de>
3564 PR tree-optimization/52975
3565 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
3566 condition but always mark it with TRUTH_NOT_EXPR.
3568 2012-04-16 Richard Guenther <rguenther@suse.de>
3570 PR tree-optimization/52975
3571 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
3572 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
3573 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
3574 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
3576 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
3578 * config/i386/sse.md (ssse3_plusminus): New code iterator.
3579 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
3580 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
3581 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
3582 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
3583 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
3584 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
3586 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
3587 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
3588 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
3589 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
3590 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
3591 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
3593 (xop_plus): New code iterator.
3594 (macs): New code attribute.
3596 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
3597 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
3599 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
3600 xop_plus code iterator.
3601 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
3602 xop_plus code iterator.
3603 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
3604 xop_plus code iterator.
3605 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
3606 xop_plus code iterator.
3608 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
3609 any_extend code iterator.
3610 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
3611 any_extend code iterator.
3612 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
3613 any_extend code iterator.
3614 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
3615 any_extend code iterator.
3616 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
3617 any_extend code iterator.
3618 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
3619 any_extend code iterator.
3621 2012-04-14 Tom de Vries <tom@codesourcery.com>
3623 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
3624 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
3625 DELETED_LABEL note, and move it to ...
3626 * cfgrtl.c (delete_insn): ... here. Change return type to void.
3627 (delete_insn_and_edges): Likewise.
3628 (delete_insn_chain): Handle new return type of delete_insn. Delete
3629 chain backwards rather than forwards.
3630 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
3632 * cfglayout.c (fixup_reorder_chain): Delete unused label.
3634 2012-04-14 Jan Hubicka <jh@suse.cz>
3636 * cgraph.h: Update copyrights;
3637 (symtab_node): Turn to union typedef.
3638 (symtab_node_base): New structure.
3639 (symtab_type): Add SYMTAB_SYMBOL tag.
3640 (cgraph_node): Annotate some pinters with nested_ptr.
3641 (varpool_node): Likewise.
3642 (cgraph_local_info): Remove lto_file_data
3643 and externally_visible.
3644 (cgraph_node): Remove decl; same_comdat_group list;
3645 aux; ref_list; order; address_taken; reachable_from_other_parittion,
3646 in_other_partition; resolution.
3647 (varpool_node): Remove decl; same_comdat_group;
3648 ref_list; lto_file_data; aux; order; resolution; externally_visible;
3649 used_from_other_partition; in_other_partition.
3650 (symtab_node_def): New union.
3651 (cgraph, varpool): Update.
3652 (varpool_first_static_initializer, varpool_next_static_initializer,
3653 cgraph_only_called_directly_or_aliased_p,
3654 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
3655 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
3656 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
3658 * cgraph.c: Likewise.
3659 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
3660 * cgraphbuild.c: Likewise.
3661 * lto-symtab.c: Likewise.
3662 * c-gimplify.c: Likewise.
3663 * value-prof.c: Likewise.
3665 * ipa-cp.c: Likewise.
3666 * tree-emutls.c: Likewise.
3667 * ipa-inline-transform.c: Likwise.
3668 * ipa-reference.c: Likewise.
3669 * cgraphunit.c: Likewise.
3670 * ipa-ref.c: Likewise.
3671 * lto-cgraph.c: Likewise.
3672 * ipa-ref-inline.h: Likewise.
3673 * ipa-pure-const.c: Likewise.
3674 * lto-streamer-out.c: Likewise.
3675 * ipa-utils.c: Likewise.
3676 * ipa-inline.c: Likewise.
3677 * matrix-reorg.c: Likewise.
3678 * tree-eh.c: Likewise.
3679 * tree-vectorizer.c: Likewise.
3680 * ipa-split.c: Likewise.
3682 * trans-mem.c: Likewise.
3683 * ipa-inline-analysis.c: Likewise.
3684 * gimplify.c: Likewise.
3685 * cfgexpand.c: Likewise.
3686 * tree-sra.c: Likewise.
3687 * ipa-prop.c: Likewise.
3688 * varasm.c: Likewise.
3689 * tree-nested.c: Likewise.
3690 * tree-inline.c: Likewise.
3691 * tree-profile.c: Likewise.
3692 * tree-ssa-structalias.c: Likewise.
3693 * passes.c: Likewise.
3694 * varpool.c: Likewise.
3696 2012-04-14 Tom de Vries <tom@codesourcery.com>
3698 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
3699 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
3700 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
3702 (gsi_advance_fw_nondebug_nonlocal): New function.
3703 (local_def): Removed function.
3704 (same_succ_hash): Use stmt_local_def.
3705 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
3706 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
3708 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3710 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
3711 and __ILP32__ for x32.
3713 2012-04-13 Martin Jambor <mjambor@suse.cz>
3716 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
3717 fold_ctor_reference returns a zero constant.
3719 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
3721 * config.gcc: Add i386/gnu-user-common.h before all
3722 i386/gnu-user.h and i386/gnu-user64.h usages.
3724 * config/i386/gnu-user-common.h: New.
3726 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
3727 (CC1_SPEC): Likewise.
3728 (ENDFILE_SPEC): Likewise.
3729 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
3730 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
3731 (TARGET_OS_CPP_BUILTINS): Likewise.
3732 (LIBGCC2_HAS_TF_MODE): Likewise.
3733 (LIBGCC2_TF_CEXT): Likewise.
3734 (TF_SIZE): Likewise.
3735 (TARGET_ASM_FILE_END): Likewise.
3736 (STACK_CHECK_MOVING_SP): Likewise.
3737 (STACK_CHECK_STATIC_BUILTIN): Likewise.
3738 * config/i386/gnu-user64.h: Likewise.
3740 2012-04-13 Martin Jambor <mjambor@suse.cz>
3742 * expr.c (expand_expr_real_1): Pass type, not the expression, to
3743 set_mem_attributes for a memory temporary. Do not call the function
3744 for the memory temporary created for a bitfield.
3746 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
3749 * df.h (enum debug_temp_where): New.
3750 (dead_debug_init, dead_debug_finish) Declare.
3751 (dead_debug_add, dead_debug_insert_temp): Declare.
3752 (struct dead_debug_use, struct dead_debug): Moved from...
3753 * df-problems.c: ... here.
3754 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
3756 (df_create_unused_note): Likewise.
3757 (df_set_dead_notes_for_mw): Move comment where it belongs.
3758 (dead_debug_init): Export.
3759 (dead_debug_reset_uses): New, factored out of...
3760 (dead_debug_finish): ...this. Export.
3761 (dead_debug_reset): Remove.
3762 (dead_debug_add): Export.
3763 (dead_debug_insert_before): Rename to...
3764 (dead_debug_insert_temp): ... this. Add where argument. Export.
3765 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
3766 Return insertion count.
3767 (df_note_bb_compute): Adjust.
3768 * dce.c (word_dce_process_block): Adjust dead debug uses.
3769 (dce_process_block): Likewise.
3771 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
3773 * df-problems.c (df_note_bb_compute): Do not take note of
3774 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
3776 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
3779 * var-tracking.c (expand_depth): New type.
3780 (onepart_aux, expand_loc_callback_data): Change depth type to it.
3781 (loc_exp_dep_alloc): Adjust initializer.
3782 (update_depth): Use new type. Add entryvals.
3783 (vt_expand_var_loc_chain): Take note of expansions with
3784 ENTRY_VALUEs, but don't accept them right away. Run an optional
3785 second pass accepting the minimum ENTRY_VALUE count found in the
3787 (vt_expand_loc_callback, INIT_ELCD): Adjust.
3789 2012-04-13 Tom de Vries <tom@codesourcery.com>
3791 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
3792 parameters vuse and vuse_escaped.
3793 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
3794 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
3797 2012-04-13 Richard Guenther <rguenther@suse.de>
3799 PR tree-optimization/52969
3800 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
3801 the condition for the COND_EXPR and handle predicate negation
3802 by swapping the COND_EXPR arms.
3804 2012-04-13 Nick Clifton <nickc@redhat.com>
3806 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
3807 TODO_dump_func flag.
3809 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
3811 PR rtl-optimization/52203
3812 PR rtl-optimization/52715
3814 Revert the 2012-03-07 fix for PR 52203.
3815 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
3816 the insn does not modify DFA right before issuing, adjust
3817 issue_rate accordingly.
3819 2012-04-13 Richard Guenther <rguenther@suse.de>
3822 * c-typeck.c (pointer_diff): Remove bogus assert.
3824 2012-04-13 Richard Guenther <rguenther@suse.de>
3827 * convert.c (convert_to_pointer): Remove special-casing of zero.
3829 2012-04-13 Joey Ye <joey.ye@arm.com>
3831 * config/arm/constraints.md (Pe): New constraint.
3832 * config/arm/arm.md: New split for imm 256-510.
3834 2012-04-13 Terry Guo <terry.guo@arm.com>
3836 * config/arm/arm-cores.def: Added core cortex-m0plus.
3837 * config/arm/arm-tune.md: Regenerated.
3838 * config/arm/arm-tables.opt: Regenerated.
3839 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
3841 2012-04-13 Alan Modra <amodra@gmail.com>
3844 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
3845 tie regs on destination of sets. Delete forward declaration.
3846 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
3847 (rs6000_emit_prologue): Likewise.
3848 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
3850 (is_mem_ref): Use tie_operand to recognise stack ties.
3851 * config/rs6000/predicates.md (tie_operand): New.
3852 * config/rs6000/rs6000.md (restore_stack_block): Generate new
3854 (restore_stack_nonlocal): Likewise.
3855 (stack_tie): Update.
3856 (frame_tie): Delete.
3858 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3860 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
3861 HOST_WIDE_INT_PRINT_DEC in format strings.
3863 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
3866 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
3867 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
3868 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
3869 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
3870 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
3871 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
3872 avx2_permvarv8si using VI4F_256 mode iterator.
3873 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
3874 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
3875 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
3876 gen_avx2_permvarv8sf.
3877 (expand_vec_perm_pshufb): Ditto.
3879 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3882 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
3883 the list of options to enable the FCFID instruction.
3884 (TARGET_EXTRA_BUILTINS): Adjust comment.
3886 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3888 PR tree-optimization/18589
3889 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
3890 (operand_entry): Add count field.
3891 (add_repeat_to_ops_vec): New function.
3892 (completely_remove_stmt): Likewise.
3893 (remove_def_if_absorbed_call): Likewise.
3894 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
3895 (acceptable_pow_call): New function.
3896 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
3897 entries with repeat counts when found.
3898 (repeat_factor_d): New struct and associated typedefs.
3899 (repeat_factor_vec): New static vector variable.
3900 (compare_repeat_factors): New function.
3901 (get_reassoc_pow_ssa_name): Likewise.
3902 (attempt_builtin_powi): Likewise.
3903 (reassociate_bb): Call attempt_builtin_powi.
3904 (fini_reassoc): Two new calls to statistics_counter_event.
3906 2012-04-12 Richard Guenther <rguenther@suse.de>
3908 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
3909 * cgraph.h (tree_rest_of_compilation): Remove.
3910 * cgraph.c (cgraph_add_new_function): Move ...
3911 * cgraphunit.c (cgraph_add_new_function): ... here.
3912 (tree_rest_of_compilation): Make static.
3913 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
3914 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
3915 gate_all_early_local_passes, execute_all_early_local_passes,
3916 pass_early_local_passes, gate_all_early_optimizations,
3917 pass_all_early_optimizations): Move ...
3918 * passes.c (gate_all_optimizations, pass_all_optimizations,
3919 gate_all_early_local_passes, execute_all_early_local_passes,
3920 pass_early_local_passes, gate_all_early_optimizations,
3921 pass_all_early_optimizations): ... here.
3922 * tree-optimize.c (execute_free_datastructures): Remove.
3923 * tree-flow.h (execute_free_datastructures): Remove.
3924 * tree-optimize.c (execute_init_datastructures,
3925 pass_init_datastructures): Move ...
3926 * tree-ssa.c (execute_init_datastructures,
3927 pass_init_datastructures): ... here.
3928 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
3929 execute_free_datastructures.
3931 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
3933 * dbgcnt.def (ira_move): New counter.
3934 * ira-int.h (ira_create_new_reg): Declare function.
3935 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
3936 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
3937 no longer static. All callers changed.
3938 * ira.c: Include "dbgcnt.h".
3939 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
3940 move_unallocated_pseudos): New static functions.
3941 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
3942 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
3943 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
3944 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
3945 to the pseudos generated in find_moveable_pseudos.
3946 * Makefile.in (ira.o): Add $(DBGCNT_H).
3948 2012-04-12 Richard Guenther <rguenther@suse.de>
3950 PR tree-optimization/52943
3951 * tree-chrec.h (chrec_is_positive): Remove.
3952 * tree-scalar-evolution.c (chrec_is_positive): Move ...
3953 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
3954 Return false for a constant zero instead of negative.
3955 (analyze_siv_subscript_cst_affine): Handle zero difference
3956 in the initial condition explicitely.
3958 2012-04-12 Richard Guenther <rguenther@suse.de>
3960 * tree-parloops.c (parallelize_loops): Also consult the upper
3961 bound for the number of iterations.
3962 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
3963 (loop_prefetch_arrays): Likewise.
3965 2012-04-12 Richard Guenther <rguenther@suse.de>
3967 * cfgloop.h (estimated_loop_iterations_int): Ditch
3968 'conservative' parameter.
3969 (max_stmt_executions_int): Likewise.
3970 (estimated_loop_iterations): Likewise.
3971 (max_stmt_executions): Likewise.
3972 (max_loop_iterations): Declare.
3973 (max_loop_iterations_int): Likewise.
3974 (estimated_stmt_executions): Likewise.
3975 (estimated_stmt_executions_int): Likewise.
3976 * tree-ssa-loop-niter.c (estimated_loop_iterations):
3978 (max_loop_iterations): ... this.
3979 (estimated_loop_iterations_int): Split parts to ...
3980 (max_loop_iterations_int): ... this.
3981 (max_stmt_executions_int): Split parts to ...
3982 (estimated_stmt_executions_int): ... this.
3983 (max_stmt_executions): Split parts to ...
3984 (estimated_stmt_executions): ... this.
3985 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
3986 * predict.c (predict_loops): Likewise.
3987 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
3988 (analyze_siv_subscript_cst_affine): Likewise.
3989 (compute_overlap_steps_for_affine_1_2): Likewise.
3990 (analyze_subscript_affine_affine): Likewise.
3991 (init_omega_for_ddr_1): Likewise.
3992 * tree-parloops.c (parallelize_loops): Likewise.
3993 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
3994 (may_eliminate_iv): Likewise.
3995 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
3996 (loop_prefetch_arrays): Likewise.
3997 * tree-vrp.c (adjust_range_with_scev): Likewise.
3999 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
4001 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
4002 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
4004 (dump_table): Use bool type for need_align and have_df variables.
4005 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
4006 (regs_used): Remove register modifier.
4007 (barrier_align): Move variables slot, credit, jump_to_next
4008 into if block above for loop. Use bool type for jump_to_next.
4009 (sh_function_arg): Use NULL_RTX instead of 0.
4011 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
4013 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
4014 (bswapsi2): New expander.
4016 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
4018 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
4019 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
4021 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
4023 PR rtl-optimization/52876
4024 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
4025 Don't call mark_reg_pointer for incompatible pointer sign extension.
4027 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
4030 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
4032 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
4033 comparisons against TYPE_PRECISION.
4034 * tree-ssa-forwprop.c (combine_conversions): Likewise.
4036 2012-04-11 Xinliang David Li <davidxl@google.com>
4038 * tree-passes.h: Remove TODO_dump_func.
4039 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
4040 * trans-mem.c: Remove TODO_dump_func.
4041 * ira.c: Remove TODO_dump_func.
4043 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
4045 * config/i386/i386.c (ix86_option_override_internal): Check
4046 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
4047 after TARGET_64BIT is updated.
4049 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
4051 * config/sh/sh.h: Remove old secondary reload code.
4053 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
4055 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
4056 (ready_reorder): ... this function.
4058 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
4060 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
4063 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
4064 insns so that no other insn is queued for a time before them.
4066 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
4069 2012-04-11 Richard Guenther <rguenther@suse.de>
4072 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
4073 consider loop nesting.
4074 (evolution_function_is_univariate_p): Properly check the remainder
4077 2012-04-11 Richard Guenther <rguenther@suse.de>
4080 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
4082 2012-04-11 Nick Clifton <nickc@redhat.com>
4084 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
4085 information, if requested.
4087 * config/rx/rx.c (rx_expand_prologue): Likewise.
4089 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
4090 Michael Matz <matz@suse.de>
4093 * rtlanal.c (unsigned_reg_p): New function.
4094 Update copyright notice dates.
4095 * rtl.h (unsigned_reg_p): Prototype it.
4096 Update copyright notice dates.
4097 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
4099 * expr.c (expand_expr_real_1): Set register attributes.
4100 * stmt.c (expand_case): Likewise.
4102 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
4105 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
4106 consider_sh2a and allow_zero.
4107 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
4108 (disp_addr_displacement): New function.
4109 (sh_address_cost): Use disp_addr_displacement function instead
4110 of DISP_ADDR_OFFSET.
4111 (sh_legitimate_address_p): Adapt to changed
4112 sh_legitimate_index_p declaration.
4113 (sh_find_mov_disp_adjust): Remove HImode check.
4114 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
4115 disp_addr_displacement and max_mov_insn_displacement.
4116 (max_mov_insn_displacement): Remove HImode check.
4117 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
4118 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
4119 * config/sh/constraints.md (K05, K13): New constraints.
4120 (K12): Correct comment.
4121 (Sdd): Do not use DISP_ADDR_P macro.
4122 (Snd, Sbw): Use satisfies_constraint_Sdd.
4123 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
4124 (*extendhisi2_compact, movhi_i): Remove.
4125 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
4126 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
4127 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
4128 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
4129 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
4130 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
4131 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
4133 Add new peepholes for HImode displacement addressing.
4135 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
4137 * config/sh/sh.h (SIDI_OFF): Remove.
4138 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
4139 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
4142 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
4145 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
4146 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
4147 * doc/md.texi (Standard Names): Add bswap.
4148 * builtin-types.def (BT_UINT16): New primitive type.
4149 (BT_FN_UINT16_UINT16): New function type.
4150 * builtins.def (BUILT_IN_BSWAP16): New.
4151 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
4152 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
4153 expand_builtin_bswap.
4154 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
4155 (fold_builtin_1): Likewise.
4156 (is_inexpensive_builtin): Likewise.
4157 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
4158 missing bits for bswap to libcall code.
4159 * tree.c (build_common_tree_nodes): Build uint16_type_node.
4160 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
4161 (uint16_type_node): New define.
4162 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
4163 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
4165 (rs6000_init_builtins): Likewise.
4166 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
4168 2012-04-11 Tristan Gingold <gingold@adacore.com>
4170 * doc/extend.texi (Type Attributes): Move paragraph.
4172 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
4175 * diagnostic.h (show_caret): Declare.
4176 (caret_max_width): Declare.
4177 (diagnostic_show_locus): Declare.
4178 * diagnostic.c (diagnostic_initialize): Initialize to false.
4179 (diagnostic_show_locus): New.
4180 (diagnostic_report_diagnostic): Call it.
4181 (getenv_columns): New.
4183 (diagnostic_set_caret_max_width): New.
4184 * input.c (read_line): New.
4185 (location_get_source_line): New.
4186 * input.h (location_get_source_line): Declare.
4187 * toplev.c (general_init): Initialize show_caret from options.
4188 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
4189 * opts.c (common_handle_option): Likewise.
4190 * pretty-print.h (pp_get_prefix): New.
4191 (pp_base_get_prefix): New.
4192 * common.opt (fdiagnostics-show-caret): New option.
4193 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
4195 2012-04-11 Richard Guenther <rguenther@suse.de>
4197 PR rtl-optimization/52881
4198 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
4200 2012-04-11 Richard Guenther <rguenther@suse.de>
4202 PR tree-optimization/52912
4203 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
4204 manipulation code we are threading through a loop header
4205 to an exit destination.
4207 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
4209 * tree.h (warn_if_unused_value): Move declaration from here.
4210 * stmt.c (warn_if_unused_value): Move definition from here.
4212 2010-04-10 Michael Matz <matz@suse.de>
4214 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
4216 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
4217 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
4218 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
4219 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
4220 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
4221 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
4222 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
4223 (vect_record_strided_load_vectors): Rename to
4224 vect_record_grouped_load_vectors.
4225 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
4226 Rename use of above macros.
4227 (vect_verify_datarefs_alignment): Ditto.
4228 (vector_alignment_reachable_p): Ditto.
4229 (vect_peeling_hash_get_lowest_cost): Ditto.
4230 (vect_enhance_data_refs_alignment): Ditto.
4231 (vect_analyze_group_access): Ditto and rename stride to groupsize.
4232 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
4233 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
4234 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
4235 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
4236 (vect_record_strided_load_vectors): Rename to
4237 vect_record_grouped_load_vectors.
4238 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
4239 (destroy_loop_vec_info): Ditto.
4240 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
4241 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
4242 (vect_analyze_slp): Ditto.
4243 (new_bb_vec_info): Ditto.
4244 (destroy_bb_vec_info): Ditto.
4245 (vect_schedule_slp_instance): Ditto and rename strided_store to
4247 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
4248 vect_cost_group_size.
4249 (vect_model_store_cost): Rename use of above macros and call
4250 to vect_cost_strided_group_size.
4251 (vect_model_load_cost): Ditto.
4252 (vectorizable_store): Ditto, rename strided_store to grouped_store
4253 and calls to renamed tree-vectorizer.h functions.
4254 (vectorizable_load): Ditto.
4255 (vect_transform_stmt): Rename use of above macros and strided_store
4258 2012-04-10 Jan Hubicka <jh@suse.cz>
4260 * cgraph.h: Remove misledaing comment on ipa-ref.h.
4261 (symtab_type): New enum.
4262 (symtab_node): New structure.
4263 (cgraph_node, varpool_node): Add symbol base type.
4264 (cgraph, varpool): New accestor functions.
4265 * cgraph.c (cgraph_create_node_1): Set symbol type.
4266 * varpool.c (varpool_node): Set symbol type.
4268 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
4269 Richard Sandiford <rdsandiford@googlemail.com>
4271 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
4273 2012-04-10 Richard Guenther <rguenther@suse.de>
4276 * gimple-low.c (gimple_check_call_args): Properly account for
4277 compatible aggregate types.
4279 2012-04-10 Richard Guenther <rguenther@suse.de>
4281 * toplev.h (tree_rest_of_compilation): Remove.
4282 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4283 * cgraph.h (tree_rest_of_compilation): Declare.
4284 * tree-optimize.c (tree_rest_of_compilation): Move ...
4285 * cgraphunit.c (tree_rest_of_compilation): ... here.
4286 * cgraph.c (cgraph_add_new_function): Adjust.
4287 * Makefile.in (tree-optimize.o): Adjust.
4288 (cgraphunit.o): Likewise.
4290 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
4292 PR tree-optimization/52870
4293 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
4294 presumed pattern statement is within the same loop or basic block.
4296 2012-04-10 Tristan Gingold <gingold@adacore.com>
4298 * gengtype.c (main): Make uintptr_t a known type.
4300 2012-04-10 Richard Guenther <rguenther@suse.de>
4302 * tree-pass.h (tree_lowering_passes): Remove.
4303 * tree-optimize.c (tree_lowering_passes): Remove.
4304 * cgraph.c (cgraph_add_new_function): Inline relevant parts
4305 of tree_lowering_passes, avoid redundant call of early local passes.
4306 * cgraphunit.c (cgraph_lower_function): Fold into ...
4307 (cgraph_analyze_function): ... its single caller. Inline
4308 relevant parts of tree_lowering_passes.
4310 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
4313 * config/pa/pa.opt: Remove SIO and GNU_LD.
4315 2012-04-09 Jan Hubicka <jh@suse.cz>
4320 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
4321 boundary, add its target too.
4322 * lto.c (add_references_to_partition): Add also aliased nodes.
4323 (add_cgraph_node_to_partition,
4324 add_varpool_node_to_partition): Work on nodes, not functions/variables;
4325 when adding alias, add also the aliased object.
4327 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
4330 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
4331 VOIDmode immediate operands.
4332 * config/i386/constraints.md (Wz): New constraint.
4333 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
4335 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
4338 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
4339 the DECL generated for the special GOT helper.
4341 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
4343 * config/sh/constraints.md: Update list of constraints in
4345 (Sr0): Remove unused memory constraint.
4347 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4349 * tree-pretty-print.h: Update comment.
4351 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
4353 * config/sh/sh.md: Use braced string notation where applicable.
4354 (*prefetch_i4, prefetch_m2a): Merge into ...
4355 (*prefetch): ... this new insn.
4357 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
4359 * config/sh/sh.h (high_life_started): Remove
4360 * config/sh/predicates.md (general_movdst_operand): Use
4361 'reload_in_progress' instead of 'high_life_started'.
4362 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
4363 divsi_inv_fp): Likewise.
4365 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
4367 * config/sh/sh-protos.h (prepare_move_operands): Return void
4369 * config/sh/sh.c (prepare_move_operands): Likewise.
4370 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
4372 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
4374 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
4375 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
4376 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
4377 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
4378 commutative_float_operator, noncommutative_float_operator,
4379 sh_handle_pragma): Remove.
4381 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
4383 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
4384 Use @option markup on command-line options. Use @samp markup on
4385 literal keywords to options. Use @code markup on code fragments.
4386 Use other markup in preference to quotation marks in the text.
4387 Add markup to some passages without any.
4389 2012-04-06 Mike Stump <mikestump@comcast.net>
4391 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
4393 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
4395 * config/sh/sh.c (hi_const): Remove.
4396 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
4399 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
4401 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
4403 * config/sh/sh.c (sh_expand_t_scc): Likewise.
4404 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
4405 calling sh_expand_t_scc.
4407 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
4409 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
4410 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
4411 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
4412 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
4413 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
4414 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
4415 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
4416 sh2a_is_function_vector_call): Use bool as return type.
4417 (sh_pass_in_reg_p): Remove.
4418 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
4419 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
4420 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
4421 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
4422 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
4423 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
4424 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
4425 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
4426 sh_loads_bankedreg_p): Use bool as return type.
4427 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
4428 'register' modifier.
4430 2012-04-06 Matt Turner <mattst88@gmail.com>
4432 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4434 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4436 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4437 of the destination isn't also a FP_REGS register.
4439 2012-04-05 Teresa Johnson <tejohnson@google.com>
4440 H.J. Lu <hongjiu.lu@intel.com>
4442 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
4443 * config/i386/i386.md (move immediate to memory peephole2):
4444 Add cases for HImode move when LCP stall avoidance is needed.
4445 * config/i386/i386.c (initial_ix86_tune_features): Initialize
4446 X86_TUNE_LCP_STALL entry.
4448 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
4451 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
4452 CONST_INT operands, zero-extended with AND.
4454 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
4457 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
4458 first argument instead of mode size. Move displacement calculations
4460 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
4461 ... these new functions.
4462 (disp_adjust): Remove max_mov_disp field.
4463 (sh_legitimate_index_p): Use max_mov_insn_displacement and
4464 mov_insn_alignment_mask.
4465 (sh_address_cost): Use max_mov_insn_displacement.
4467 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
4469 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
4470 (arch_enabled): Handle new arch types.
4471 (one_cmpldi2): Add NEON support.
4473 2012-04-05 Richard Guenther <rguenther@suse.de>
4475 * gimple.c (walk_gimple_op): Compute val_only for the LHS
4476 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
4477 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
4478 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
4479 ... here and make static.
4480 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
4483 2012-04-05 Richard Guenther <rguenther@suse.de>
4485 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
4486 basic-block before removing it.
4488 2012-04-05 Richard Guenther <rguenther@suse.de>
4490 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
4491 version namespace as we release the freelist.
4493 2012-04-05 Richard Guenther <rguenther@suse.de>
4495 * tree-nrv.c (tree_nrv): Release VDEFs.
4496 * tree-sra.c (sra_modify_constructor_assign): Likewise.
4497 (sra_modify_assign): Likewise.
4498 * tree-vect-stmts.c (vect_remove_stores): Likewise.
4499 * tree-vect-loop.c (vect_transform_loop): Likewise.
4500 * tree-ssa-dom.c (optimize_stmt): Likewise.
4501 * tree-vect-slp.c (vect_schedule_slp): Likewise.
4502 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
4504 2012-04-05 Richard Guenther <rguenther@suse.de>
4506 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
4508 * gimple.h (gsi_remove): Adjust.
4509 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
4510 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
4511 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
4512 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
4513 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
4514 * tree-ssa-pre.c (eliminate): Likewise.
4516 2012-04-04 Mike Stump <mikestump@comcast.net>
4518 * doc/rtl.texi (const_double): Document as sign-extending.
4519 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
4520 * emit-rtl.c (immed_double_int_const): Refine to state the
4522 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
4523 CONST_DOUBLE integers.
4524 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
4525 negative values are converted. Fix conversions bigger than
4526 HOST_BITS_PER_WIDE_INT.
4527 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
4528 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
4529 * explow.c (plus_constant_mode): Add.
4530 (plus_constant): Implement with plus_constant_mode.
4531 * rtl.h (plus_constant_mode): Add.
4533 2012-04-04 Richard Guenther <rguenther@suse.de>
4535 PR tree-optimization/52808
4536 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
4537 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
4539 2012-04-04 Tristan Gingold <gingold@adacore.com>
4541 * expr.c (expand_expr_real_2): Handle larger sizetype in
4544 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
4546 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
4547 to m2a-single instead of m2e.
4549 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
4551 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
4552 Change type of BITOFFSET to signed. Make sure the lower bound of
4553 the computed range is non-negative by adjusting OFFSET and BITPOS.
4554 (expand_assignment): Adjust call to get_bit_range.
4556 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
4558 * h8300/h8300.c (h8300_current_function_monitor_function_p):
4559 New function. Added to check monitor functions.
4560 (h8300_option_override): Modified to generate error/warning
4561 messages for invalid combinations of different command line
4563 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
4564 save EXR on stack for monitor function in case of H8S target
4565 when "-mno-exr" is passed.
4566 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
4568 * doc/invoke.texi: Document H8S options.
4570 2012-04-03 Tristan Gingold <gingold@adacore.com>
4572 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
4573 of gcc_AC_FUNC_MMAP_BLACKLIST.
4574 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
4575 * Makefile.in (aclocal_deps): Add mmap.m4.
4576 * configure: Regenerate.
4577 * aclocal.m4: Regenerate.
4579 2012-04-03 Richard Guenther <rguenther@suse.de>
4581 PR tree-optimization/52808
4582 * tracer.c (tail_duplicate): Return whether we have duplicated
4584 (tracer): If we have duplicated any block, cleanup the CFG.
4585 * cfghooks.c (duplicate_block): If we duplicated a loop
4586 header but not its loop, destroy the loop because it now has
4588 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
4589 the cfg manipulation routines we are not creating a multiple
4592 2012-04-03 Tristan Gingold <gingold@adacore.com>
4594 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
4596 (vms_c_common_override_options): Allow parameterless variadic
4599 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4601 PR tree-optimization/52835
4602 * tree-data-ref.c (build_rdg): Return NULL if
4603 compute_data_dependences_for_loop failed.
4605 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
4607 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
4608 for REAL_CST as well.
4609 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
4610 In the bitfield case, if the value is a REAL_CST, convert it first to
4613 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
4615 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
4616 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
4617 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
4619 * config/i386/biarchx32.h: New.
4621 2012-04-02 Anatoly Sokolov <aesok@post.ru>
4623 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
4624 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
4625 (arm_preferred_reload_class): New function.
4627 2012-04-02 Richard Guenther <rguenther@suse.de>
4629 PR tree-optimization/52756
4630 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
4631 (thread_through_loop_header): After threading through the loop latch
4632 remove the split part from the loop and clear further threading
4633 opportunities that would create a multiple entry loop.
4635 2012-04-02 Richard Guenther <rguenther@suse.de>
4637 PR rtl-optimization/52800
4638 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
4639 CLEANUP_CFG_CHANGED.
4641 2012-04-02 Richard Guenther <rguenther@suse.de>
4644 * loop-init.c (gate_handle_loop2): Destroy loops here if
4645 we don't enter RTL loop optimizers.
4647 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
4650 2012-03-29 Richard Guenther <rguenther@suse.de>
4652 * rtl.h (extended_count): Remove.
4653 * combine.c (extended_count): Remove.
4655 2012-04-02 Dodji Seketeli <dodji@redhat.com>
4658 * pt.c (more_specialized_fn): Don't apply decay conversion to
4659 types of function parameters.
4661 2012-04-02 Tristan Gingold <gingold@adacore.com>
4663 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
4664 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
4665 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
4666 (ggc_pch_this_base): Use uintptr_t instead of size_t.
4668 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
4671 * config/i386/i386.c (ix86_option_override_internal): Don't
4672 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
4674 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4676 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4677 (stmt_can_make_abnormal_goto): Use it.
4678 (is_ctrl_altering_stmt): Likewise.
4680 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
4681 Kaz Kojima <kkojima@gcc.gnu.org>
4683 * config/sh/sh.c (push_regs): Skip banked registers when
4684 resbank attribute is specified.
4685 (sh_expand_epilogue): Likewise.
4687 2012-03-30 Richard Henderson <rth@redhat.com>
4690 * combine-stack-adj.c (prev_active_insn_bb): New.
4691 (next_active_insn_bb): New.
4692 (force_move_args_size_note): New.
4693 (combine_stack_adjustments_for_block): Use it.
4695 2012-03-30 Richard Henderson <rth@redhat.com>
4697 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
4698 (ix86_expand_vector_init_duplicate): Initialize it.
4699 (expand_vec_perm_palignr): Likewise.
4700 (ix86_expand_vec_perm_const): Likewise.
4701 (ix86_vectorize_vec_perm_const_ok): Likewise.
4702 (expand_vec_perm_blend): Use it.
4703 (expand_vec_perm_vpermil): Likewise.
4704 (expand_vec_perm_pshufb): Likewise.
4705 (expand_vec_perm_1): Likewise.
4706 (expand_vec_perm_pshuflw_pshufhw): Likewise.
4707 (expand_vec_perm_interleave2): Likewise.
4708 (expand_vec_perm_vpermq_perm_1): Likewise.
4709 (expand_vec_perm_vperm2f128): Likewise.
4710 (expand_vec_perm_interleave3): Likewise.
4711 (expand_vec_perm_vperm2f128_vblend): Likewise.
4712 (expand_vec_perm_vpshufb2_vpermq): Likewise.
4713 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
4714 (expand_vec_perm_broadcast): Likewise.
4715 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
4717 2012-03-30 Richard Henderson <rth@redhat.com>
4719 * dwarf2out.c (gen_variable_die): Initialize off.
4721 2012-03-30 Tristan Gingold <gingold@adacore.com>
4723 * config/vms/vms-f.c: New file.
4724 * config/vms/t-vms (vms-f.o): New rule.
4725 * config.gcc (*-*-*vms*): Define fortran_target_objs.
4727 2012-03-30 Richard Guenther <rguenther@suse.de>
4729 PR tree-optimization/52754
4730 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4731 propagate arbitrary addresses into really plain dereferences.
4733 2012-03-30 Richard Guenther <rguenther@suse.de>
4736 * except.c (emit_to_new_bb_before): Move loop updating ...
4737 (dw2_build_landing_pads): ... here. Use a proper block for
4738 querying the loop father.
4740 2012-03-30 Tristan Gingold <gingold@adacore.com>
4742 * config/ia64/ia64.c (ia64_section_type_flags): Remove
4743 common_object attribute handling.
4744 (SECTION_VMS_OVERLAY): Remove
4745 (ia64_vms_common_object_attribute): Replace abort with an assert.
4746 Do not set DECL_SECTION_NAME.
4747 (ia64_vms_output_aligned_decl_common): Handle common_object
4749 (ia64_vms_elf_asm_named_section): Remove.
4750 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
4752 2012-03-30 Richard Guenther <rguenther@suse.de>
4755 * double-int.c (rshift_double): Remove not needed cast.
4757 2012-03-30 Richard Guenther <rguenther@suse.de>
4759 * tree-affine.h (print_aff): Remove.
4760 * tree-affine.c (print_aff): Make static.
4761 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
4762 (get_references_in_stmt): Likewise.
4763 (print_direction_vector): Likewise.
4764 (print_dir_vectors): Likewise.
4765 (print_dist_vectors): Likewise.
4766 (dump_subscript): Likewise.
4767 (dump_ddrs): Likewise.
4768 (dump_dist_dir_vectors): Likewise.
4769 (dump_data_references): Likewise.
4770 (dump_data_dependence_relation): Likewise.
4771 (dump_data_dependence_direction): Likewise.
4772 (dump_rdg_vertex): Likewise.
4773 (dump_rdg_component): Likewise.
4774 (debug_ddrs): Declare.
4775 (struct data_ref_loc_d): Move ...
4776 * tree-data-ref.c (struct data_ref_loc_d): ... here.
4777 (get_references_in_stmt): Make static.
4778 (dump_data_references): Likewise.
4779 (dump_subscript): Likewise.
4780 (print_direction_vector): Likewise.
4781 (print_dir_vectors): Likewise.
4782 (print_dist_vectors): Likewise.
4783 (dump_data_dependence_relation): Likewise.
4784 (dump_dist_dir_vectors): Likewise.
4785 (dump_ddrs): Likewise.
4786 (dump_rdg_vertex): Likewise.
4787 (dump_rdg_component): Likewise.
4788 (debug_ddrs): New function.
4789 (access_matrix_get_index_for_parameter): Remove.
4791 2012-03-30 Tristan Gingold <gingold@adacore.com>
4793 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
4794 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
4795 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
4796 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
4797 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
4798 (vms_patch_builtins): Handle new flags
4799 * config/vms/vms-crtlmap.map: Completed using nm on
4800 c and math system libraries.
4801 * config/vms/make-crtlmap.awk: Handle any number of flags.
4803 2012-03-30 Martin Jambor <mjambor@suse.cz>
4805 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4806 is a builtin_stack_save in a dominating BB.
4808 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4810 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4811 crossing 128bit lane boundary.
4813 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
4815 * ira-color.c (setup_left_conflict_sizes_p): Process all
4816 conflicting objects.
4818 2012-03-29 Jakub Jelinek <jakub@redhat.com>
4820 PR tree-optimization/52760
4821 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
4822 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
4824 2012-03-29 Richard Guenther <rguenther@suse.de>
4826 * cgraph.h (cgraph_materialize_all_clones): Remove.
4827 (reset_inline_failed): Likewise.
4828 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
4829 * cgraphbuild.c (reset_inline_failed): Remove.
4830 * rtl.h (cse_main): Remove.
4831 (extended_count): Likewise.
4832 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
4833 (cse_main): Make static.
4834 * combine.c (extended_count): Remove.
4835 (dump_combine_stats): Mark as DEBUG_FUNCTION.
4836 * basic-block.h (reorder_basic_blocks): Remove.
4837 * bb-reorder.c (reorder_basic_blocks): Make static.
4838 * Makefile.in (dse.o): Remove dse.h dependency.
4840 * dse.c (gate_dse): Remove.
4841 (clear_alias_mode_eq): Likewise.
4842 (clear_alias_mode_hash): Likewise.
4843 (dse_record_singleton_alias_set): Likewise.
4844 (dse_invalidate_singleton_alias_set): Likewise.
4846 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
4848 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
4849 crtbegin_so%O%s for -shared.
4850 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
4852 2012-03-29 Richard Guenther <rguenther@suse.de>
4854 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
4855 (add_to_value): Remove.
4856 (print_value_expressions): Likewise.
4857 * tree-ssa-pre.c (add_to_value): Make static.
4858 (print_value_expressions): Likewise.
4859 * gimple.h (gimple_adjust_this_by_delta): Remove.
4860 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
4862 2012-03-29 Richard Guenther <rguenther@suse.de>
4865 * double-int.h (rshift_double): Remove.
4866 * double-int.c (lshift_double): Use absu_hwi to make count positive.
4867 (rshift_double): Make static, take unsigned count argument,
4868 remove handling of negative count argument.
4869 (double_int_rshift): Dispatch to lshift_double.
4871 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
4873 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
4876 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
4877 (SPEC_X32): Likewise.
4878 (MULTILIB_DEFAULTS): Likewise.
4880 * config/i386/i386.c (isa_opts): Remove -m64.
4881 (ix86_target_string): Properly handle -m32/-m64/-mx32.
4882 (ix86_option_override_internal): Properly
4883 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
4884 handle -m32, -m64 and -mx32.
4886 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
4887 with OPTION_ABI_X32. Moved after TARGET_LP64.
4888 (TARGET_LP64): Changed to OPTION_ABI_64.
4890 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
4891 (mx32): Replace ISA_X32 with ABI_X32.
4893 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
4895 * tree.c (tree_size) <VECTOR_CST>: New case.
4897 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
4899 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
4900 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
4902 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4905 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4906 __builtin_va_start to __builtin_next_arg if the latter is
4907 builtin_decl_explicit_p rather than when it is not.
4910 * tree-vect-generic.c (vector_element): Perform multiplication
4911 for pos in bitsizetype type instead of idx type.
4913 2012-03-28 Richard Guenther <rguenther@suse.de>
4915 * loop-init.c (loop_optimizer_init): If loops are preserved
4916 perform incremental initialization of required loop features.
4917 (loop_optimizer_finalize): If loops are to be preserved only
4918 clean up optional loop features.
4919 (rtl_loop_done): Forcefully free loops here.
4920 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
4921 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
4923 (construct_init_block): Likewise.
4924 (construct_exit_block): Likewise.
4925 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
4926 the CFG after expanding.
4927 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
4928 If we needed to calculate them, free them afterwards.
4929 * tree-pass.h (PROP_loops): New define.
4930 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
4931 * basic-block.h (CLEANUP_CFG_CHANGED): New.
4932 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
4933 (cleanup_cfg): If we did something and have loops around, fix them up.
4934 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
4935 with CLEANUP_CFG_CHANGED.
4936 * cfghooks.c (merge_blocks): If we merge a loop header into
4937 its predecessor, update the loop structure.
4938 (duplicate_block): If we copy a loop latch, adjust loop state
4939 to note we may have multiple latches.
4940 (delete_basic_block): Mark loops for fixup if we remove a loop.
4941 * cfganal.c (forwarder_block_p): Protect loop latches, headers
4943 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
4944 (cfg_layout_can_merge_blocks_p): Likewise.
4945 * cprop.c (bypass_block): If we create a loop with multiple
4946 entries, mark it for removal.
4947 * except.c (emit_to_new_bb_before): Add the new basic-block
4949 * tree-eh.c (lower_resx): Likewise.
4950 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
4951 (expand_omp_taskreg): Likewise.
4952 * tree-inline.c (initialize_cfun): Likewise.
4953 * tree-mudflap.c (add_bb_to_loop): Prototype.
4954 (mf_build_check_statement_for): Properly add new basic-blocks
4956 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
4957 if we remove a loop.
4958 (thread_through_loop_header): Likewise.
4959 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
4960 new basic-blocks to existing loops.
4961 (expand_transaction): Likewise.
4962 * Makefile.in (except.o): Add $(CFGLOOP_H).
4964 (cgraph.o): Likewise.
4965 (cprop.o): Likewise.
4966 (cfgexpand.o): Likewise.
4967 (cfganal.o): Likewise.
4968 (trans-mem.o): Likewise.
4969 (tree-eh.o): Likewise.
4971 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4974 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4975 (avr_builtin_decl): New static function.
4976 (struct avr_builtin_description, avr_bdesc): Move up.
4977 Add GTY marker. Add field fndecl. Remove redundant field id.
4978 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4979 (avr_expand_builtin): Code cleanup because .id is removed.
4981 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4984 * config.gcc (tm_file): Remove avr/multilib.h.
4986 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
4988 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4989 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4990 * config/avr/t-avr: Remove generation of multilib.h.
4991 * config/avr/t-multilib: Regenerate.
4992 * config/avr/multilib.h: Remove.
4993 * config/avr/avr.opt (-msp8): New option.
4994 (avr_sp8): New variable.
4995 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4996 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4997 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4998 (avr_device_to_sp8): New prototype.
4999 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
5000 (DRIVER_SELF_SPECS): New define.
5001 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
5002 __AVR_SP8__, __AVR_HAVE_SPH__.
5003 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
5004 AVR_HAVE_8BIT_SP to decide if SP_H is present.
5005 (avr_file_start): Ditto.
5007 2012-03-28 Jakub Jelinek <jakub@redhat.com>
5010 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
5011 instead of 8 in adjust_address.
5013 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
5016 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
5019 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
5022 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
5023 Rearrange conditional logic. Move displacement address calculations
5025 (sh_find_mov_disp_adjust): ... this new function.
5027 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
5029 * config/arm/arm.opt (mapcs): Remove MaskExists.
5030 * config/cris/linux.opt (mno-gotplt): Likewise.
5031 * config/i386/i386.opt (mhard-float): Likewise.
5033 (mno-sse4): Likewise.
5034 * config/m68k/m68k.opt (mhard-float): Likewise.
5035 * config/mep/mep.op (mcop32): Likewise.
5036 * config/pa/pa-hpux.opt (msio): Likewise.
5037 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
5038 * config/picochip/picochip.opt (mlittle): Likewise.
5039 * config/sh/sh.opt (mrenesas): Likewise.
5040 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
5041 * config/sparc/sparc.opt (mhard-float): Likewise.
5042 * config/v850/v850.opt (mv850es): Likewise.
5043 * config/vax/vax.opt (mg-float): Likewise.
5045 2012-03-27 Martin Jambor <mjambor@suse.cz>
5048 * tree-sra.c (sra_modify_assign): Do not call
5049 load_assign_lhs_subreplacements when working with an unscalarizable
5052 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
5055 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
5057 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
5058 * config/i386/i386.c: Include reload.h.
5059 (ix86_legitimize_reload_address): New function.
5061 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
5063 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
5064 hasn't been allocated. Define a target macro for Mask and
5065 InverseMask if it hasn't been defined. Remove MaskExists handling.
5067 * doc/options.texi: Remove MaskExists.
5069 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
5072 * config/sh/sh.c (find_barrier): Add equality check of last_got
5073 to avoid going above orig insn. Update comments.
5075 2012-03-27 Richard Guenther <rguenther@suse.de>
5078 * fold-const.c (try_move_mult_to_index): Handle &x.array more
5081 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
5083 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
5084 of a unit before computing the offset in units.
5085 * expr.c (get_bit_range): Return the null range if the enclosing record
5086 is part of a larger bit field.
5088 2012-03-27 Tristan Gingold <gingold@adacore.com>
5090 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
5091 * config/ia64/ia64.md: Remove mode in template.
5092 Sign extend operand in expand_simple_binop.
5093 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
5094 CASE_VECTOR_MODE instead of TARGET_ILP32.
5095 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
5097 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
5099 * varasm.c (assemble_external): #if 0 out the new assert from the
5100 previous commit, it breaks the Java and Go front ends.
5102 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
5104 * toplev.c (check_global_declaration_1): Do not call assemble_external.
5105 * expr.c (emit_block_move_libcall_fn): Likewise.
5106 (clear_storage_libcall_fn): Likewise.
5107 (expand_expr_addr_expr_1): Likewise.
5108 (expand_expr_real_1): Likewise.
5109 * calls.c (rtx_for_function_call): Likewise.
5111 * varasm.c (assemble_external): Assert this function is only called
5112 during or after expanding to RTL.
5114 2012-03-26 Martin Jambor <mjambor@suse.cz>
5116 PR tree-optimization/50052
5117 * tree-sra.c (tree_non_aligned_mem_p): Removed.
5118 (tree_non_aligned_mem_for_access_p): Likewise.
5119 (build_accesses_from_assign): Removed strict alignment requirements
5121 (access_precludes_ipa_sra_p): Likewise.
5123 2012-03-26 Richard Guenther <rguenther@suse.de>
5125 PR tree-optimization/52701
5126 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
5127 compute and set the evolution part of PHI nodes.
5129 2012-03-26 Richard Guenther <rguenther@suse.de>
5131 PR tree-optimization/52721
5132 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
5134 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
5136 PR tree-optimization/52686
5137 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
5140 2012-03-26 Tristan Gingold <gingold@adacore.com>
5142 * config/alpha/vms.h (LINK_SPEC): Simplify.
5143 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
5144 (NAME__MAIN, SYMBOL__MAIN): Remove.
5145 (VMS_DEBUG_MAIN_POINTER): Remove.
5146 * config/ia64/vms.h: Likewise.
5147 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
5148 code to vms.c. Call vms_start_function.
5149 * config/ia64/ia64.c (ia64_start_function): Likewise.
5150 * config/vms/vms-protos.h (vms_start_function): Declare.
5151 * config/vms/vms.c (vms_start_function): New function.
5152 * config/vms/vms.h (MATH_LIBRARY): Define.
5153 (VMS_DEBUG_MAIN_POINTER): Define.
5155 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
5157 PR rtl-optimization/52629
5158 * reload1.c (count_pseudo): Short-circuit common case.
5159 (count_spilled_pseudo): Return early for pseudos without hard regs.
5160 Assert that the pseudo has got a hard reg before manipulating it.
5162 2012-03-24 Jan Hubicka <jh@suse.cz>
5165 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
5166 (decide_is_variable_needed): Do not handle toplevel reorder here.
5167 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
5168 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
5171 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
5173 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
5174 and str_bitsize instead of more convoluted expressions.
5176 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
5179 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
5181 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
5184 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
5186 2012-03-23 Martin Jambor <mjambor@suse.cz>
5188 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
5190 2012-03-23 Richard Guenther <rguenther@suse.de>
5192 PR tree-optimization/52678
5193 * tree-vectorizer.h (struct _stmt_vec_info): Add
5194 loop_phi_evolution_part member.
5195 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
5196 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
5197 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
5198 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
5199 Use the cached evolution part and the PHI nodes value from
5200 the loop preheader edge instead of re-analyzing the evolution.
5202 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5204 * config/mips/mips-tables.opt: Update.
5205 * config/mips/mips.md (processor): Add xlp.
5206 * config/mips/mips-cpus.def: Add xlp.
5207 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
5209 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
5210 * doc/invoke.texi: Mention XLP.
5212 2012-03-22 Jakub Jelinek <jakub@redhat.com>
5215 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
5216 on any new_local_var_chain vars declared during recursing on
5217 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
5219 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
5221 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
5222 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
5223 (ASM_OUTPUT_LOCAL): Ditto.
5224 (ASM_OUTPUT_COMMON): Remove.
5225 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
5226 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
5228 2012-03-22 Jan Hubicka <jh@suse.cz>
5231 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
5233 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
5234 * ipa-inline-transform.c (save_inline_function_body): Remove
5235 copied clone if needed.
5236 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
5238 2012-03-22 Richard Guenther <rguenther@suse.de>
5241 * fold-const.c (fold_ternary_loc): Fix typo.
5243 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
5246 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
5247 (unspecv): Add UNSPECV_MEMORY_BARRIER.
5248 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
5249 (delay_cycles_1, delay_cycles_2): Ditto.
5250 (delay_cycles_3, delay_cycles_4): Ditto.
5251 (nopv, *nopv): Ditto.
5252 (sleep, *sleep): Ditto.
5255 2012-03-22 Richard Guenther <rguenther@suse.de>
5257 PR tree-optimization/52548
5258 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
5259 because of clobbers.
5260 (prune_clobbered_mems): New function.
5261 (compute_antic_aux): Use it to prune ANTIC_OUT.
5262 (compute_partial_antic_aux): Use it to prune PA_IN.
5263 (compute_avail): Only insert expressions into EXP_GEN that are not
5264 invalidated when translated up to the beginning of the block.
5266 2012-03-22 Richard Guenther <rguenther@suse.de>
5268 PR tree-optimization/52638
5269 * tree-vect-stmts.c (vect_init_vector_1): New function, split
5271 (vect_init_vector): ... here. Handle scalar vector inits.
5272 (vect_get_vec_def_for_operand): Adjust.
5273 (vectorizable_load): Likewise.
5275 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
5277 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
5278 (alpha*-*-freebsd*): Ditto.
5279 (alpha*-*-netbsd*): Ditto.
5280 (alpha*-*-openbsd*): Ditto.
5281 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
5282 (DWARF2_DEBUGGING_INFO): Remove.
5283 (PREFERRED_DEBUGGING_TYPE): Remove.
5284 (ASM_FINAL_SPEC): Remove.
5285 (IDENT_ASM_OP): Remove.
5286 (ASM_OUTPUT_IDENT): Remove.
5287 (SKIP_ASM_OP): Remove.
5288 (ASM_OUTPUT_SKIP): Remove.
5289 (ALIGN_ASM_OP): Remove.
5290 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
5291 (ASM_OUTPUT_CASE_LABEL): Remove.
5292 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
5293 (COMMON_ASM_OP): Remove.
5294 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
5295 (ASCII_DATA_ASM_OP): Remove.
5296 (READONLY_DATA_SECTION_ASM_OP): Remove.
5297 (INIT_SECTION_ASM_OP): Remove.
5298 (FINI_SECTION_ASM_OP): Remove.
5299 (ASM_SECTION_START_OP): Remove.
5300 (ASM_OUTPUT_SECTION_START_FILE): Remove.
5301 (TARGET_ASM_NAMED_SECTION): Remove.
5302 (TARGET_ASM_SELECT_SECTION): Remove.
5303 (MAKE_DECL_ONE_ONLY): Remove.
5304 (TYPE_ASM_OP): Remove.
5305 (SIZE_ASM_OP): Remove.
5306 (ASM_WEAKEN_LABEL): Remove.
5307 (TYPE_OPERAND_FMT): Remove.
5308 (ASM_DECLARE_RESULT): Remove.
5309 (ASM_DECLARE_OBJECT_NAME): Remove.
5310 (ASM_FINISH_DECLARE_OBJECT): Remove.
5311 (ELF_ASCII_ESCAPES): Remove.
5312 (ELF_STRING_LIMIT): Remove.
5313 (STRING_ASM_OP): Remove.
5314 (ASM_OUTPUT_EXTERNAL): Remove.
5315 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
5316 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
5318 (ASM_DECLARE_FUNCTION_NAME): Ditto.
5319 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
5320 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
5321 (ASM_OUTPUT_SKIP): Ditto.
5322 (READONLY_DATA_SECTION_ASM_OP): Remove.
5323 (USER_LABEL_PREFIX): Remove.
5324 (ASM_OUTPUT_ASCII): Remove.
5325 (ASM_OUTPUT_CASE_LABEL): Remove.
5326 (NO_DOLLAR_IN_LABEL): Undefine.
5328 2012-03-22 Richard Guenther <rguenther@suse.de>
5330 PR tree-optimization/52459
5331 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
5332 PHI insertion for calls.
5334 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
5336 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
5337 find_sets_in_insn, canonicalize_insn): Split out from ...
5338 (cse_insn): ... here.
5339 (invalidate_from_clobbers): Take an insn instead of the pattern.
5341 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
5344 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
5345 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
5346 * config/sh/sh.md (sindf2, cosdf2): Remove.
5348 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
5351 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
5352 prologue for unwinder and profiler.
5354 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
5356 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
5357 Introduce emul_name to select the right linker emulation for
5358 powerpc64-*-freebsd*.
5359 * configure: Regenerate.
5360 * config.gcc: Add bits to support powerpc64-*-freebsd*.
5361 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
5362 * config/rs6000/freebsd64.h: New file.
5363 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
5365 (rs6000_savres_strategy): Likewise.
5366 (rs6000_savres_routine_name): Likewise.
5367 (rs6000_elf_file_end): Likewise.
5368 * config/rs6000/t-freebsd64: New file.
5369 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
5370 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
5372 * config/rs6000/freebsd64.h: Remove duplicated entries from last
5374 * config/rs6000/t-freebsd64: Likewise.
5376 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
5378 PR rtl-optimization/52543
5380 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
5381 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
5382 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
5383 (avr_load_libgcc_p): Restrict to __flash loads.
5384 (avr_out_lpm): Only handle 1-byte loads from __flash.
5385 (avr_load_lpm): New function.
5386 (avr_find_unused_d_reg): Remove.
5387 (avr_out_lpm_no_lpmx): Remove.
5388 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
5389 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
5390 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
5391 (load_<mode>, load_<mode>_clobber): New insns.
5392 (mov<mode>): For multi-byte move from non-generic
5393 16-bit address spaces: Expand to load_<mode> resp.
5394 load_<mode>_clobber.
5395 (load<mode>_libgcc): Remove expander.
5396 (split-lpmx): Remove split.
5398 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
5400 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
5401 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
5402 All callers changed.
5403 (Fixed_core_reg): New feature.
5404 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
5406 * neon-testgen.ml: Handle Fixed_core_reg.
5408 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
5410 * config/arm/arm.c (thumb2_reorg): Add complete support
5411 for 16-bit instructions.
5412 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
5414 2012-03-21 Richard Guenther <rguenther@suse.de>
5416 PR tree-optimizer/52636
5417 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
5418 to the appropriate type.
5420 2012-03-21 Richard Guenther <rguenther@suse.de>
5422 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
5424 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
5425 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
5426 * passes.c (init_optimization_passes): Remove pass_init_function,
5427 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
5428 * tree-pass.h (pass_init_function): Remove.
5429 (pass_jump): Remove.
5430 (pass_initial_value_sets): Remove.
5431 (pass_unshare_all_rtl): Remove.
5432 * integrate.c (pass_initial_value_sets): Remove.
5433 * emit-rtl.c (pass_unshare_all_rtl): Remove.
5434 * tree.h (init_function_for_compilation): Remove.
5435 * function.c (init_function_for_compilation): Remove.
5436 (pass_init_function): Remove.
5437 * cfgcleanup.c (rest_of_handle_jump): Remove.
5438 (pass_jump): Remove.
5440 2012-03-20 Jason Merrill <jason@redhat.com>
5442 * tree-streamer-in.c (streamer_alloc_tree): Call
5443 ggc_alloc_zone_cleared_tree_node instead of
5444 ggc_alloc_zone_cleared_tree_node_stat.
5446 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
5448 * doc/extend.texi (Template Instantiation): Remove anachronisms.
5450 2012-03-20 Jakub Jelinek <jakub@redhat.com>
5453 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
5454 (ix86_expand_vec_perm_const_1): Call it.
5456 * config/i386/i386.c (vselect_insn): New variable.
5457 (init_vselect_insn): New function.
5458 (expand_vselect, expand_vselect_insn): Add testing_p argument.
5459 Call init_vselect_insn if vselect_insn is NULL. Adjust
5460 PATTERN (vselect_insn), instead of creating a new insn each time,
5461 only emit a copy of it if not testing and recog has been successful.
5462 (expand_vec_perm_pshufb, expand_vec_perm_1,
5463 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
5467 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
5468 ("enabled" attribute): Handle avx2 and noavx2 isas.
5469 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
5471 (vec_dup<mode>): Add avx2 =x,x alternative.
5472 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
5473 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
5474 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
5475 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
5477 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
5478 if possible, handle also V8SFmode.
5480 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
5482 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
5483 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
5484 reg_or_zero_operand predicate.
5485 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
5487 2012-03-20 Jakub Jelinek <jakub@redhat.com>
5489 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
5490 If operand isn't UNSPEC, return 0.
5492 2012-03-20 Richard Guenther <rguenther@suse.de>
5494 * tree-pass.h (pass_rtl_eh): Remove.
5495 * except.c (gate_handle_eh): Likewise.
5496 (rest_of_handle_eh): Likewise.
5497 (pass_rtl_eh): Likewise.
5498 (finish_eh_generation): Export.
5499 * except.h (finish_eh_generation): Declare.
5500 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
5501 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
5502 after expanding stack alignment. Instead of compacting blocks
5505 2012-03-20 Richard Guenther <rguenther@suse.de>
5507 * stor-layout.c (finish_bitfield_representative): Fallback
5508 to conservative maximum size if the padding up to the next
5509 field cannot be computed as a constant.
5510 (finish_bitfield_layout): If we cannot compute the distance
5511 between the start of the bitfield representative and the
5512 bitfield member start a new representative.
5513 * expr.c (get_bit_range): The distance between the start of
5514 the bitfield representative and the bitfield member is zero
5515 if the field offsets are not constants.
5517 2012-03-20 Tristan Gingold <gingold@adacore.com>
5519 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
5520 convert in lowercase.
5521 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
5522 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
5523 * stor-layout.c (sizetype_tab): Adjust.
5524 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
5525 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
5526 instead of type_kind_last.
5527 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
5528 instead of size_int_kind.
5529 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
5530 * doc/tm.texi: Regenerate.
5531 * defaults.h (SIZETYPE): Provide a default value.
5532 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
5535 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
5537 * config/sh/sh.md: Use braced string notation where applicable.
5539 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5541 * config/i386/i386.md (allocate_stack): Simplify.
5543 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5545 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
5546 copy_to_mode_reg (Pmode, ...).
5547 (expand_builtin_frame_address): Ditto.
5548 * expr.c (emit_block_move_via_libcall): Ditto.
5549 (set_storage_via_libcall): Ditto.
5551 * config/i386/i386.c (ix86_expand_movmem): Ditto.
5552 (ix86_expand_setmem): Ditto.
5553 (ix86_trampoline_init): DItto.
5554 * config/i386/i386.md (cmpstrnsi): Ditto.
5556 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
5558 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
5559 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
5560 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
5561 (SH Options): Likewise.
5563 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5565 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
5566 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
5567 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
5568 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
5569 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
5572 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5574 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
5575 * config/i386/i386.c (ix86_decompose_address): Use
5576 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
5577 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
5578 thread pointer to a register.
5581 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
5583 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
5584 if Pmode != word_mode.
5585 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
5586 Pmode == SImode for TARGET_X32.
5588 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
5589 (tls_initial_exec_x32): Likewise.
5591 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
5594 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
5595 DISP_ADDR_OFFSET): New macros.
5596 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
5597 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
5598 (sh_legitimize_address): Add QImode displacement handling.
5599 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
5601 (sh_secondary_reload): Add QImode displacement handling.
5602 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
5603 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
5604 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
5605 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
5606 to register operands only.
5607 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
5608 (extendqihi2): Change insn to expander.
5609 (*extendqihi2_compact_reg): New insn.
5610 (movqi_i, movqi): Replace with ...
5611 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
5612 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
5613 Add new peepholes for QImode displacement addressing.
5615 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
5618 * doc/invoke.texi: Document -Wuseless-cast.
5620 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
5622 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
5623 * tree.h (handled_component_p): Reorder cases.
5624 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
5625 not initialize unsignedp.
5626 (loc_list_from_tree): Likewise.
5627 (fortran_common): Likewise.
5628 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
5630 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5632 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
5633 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
5634 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
5635 (ix86_split_long_move): Ditto.
5636 (legitimize_tls_address): Use ix86_gen_sub3.
5637 (construct_plt_address): Assert that Pmode == DImode.
5639 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
5641 * config/i386/i386.md: Remove empty predicates and/or constraints.
5642 * config/i386/sync.md: Ditto.
5643 * config/i386/sse.md: Ditto.
5644 * config/i386/mmx.md: Ditto.
5645 * config/i386/pentium.md: Ditto.
5646 * config/i386/athlon.md: Ditto.
5648 2012-03-16 Richard Guenther <rguenther@suse.de>
5650 PR tree-optimization/52603
5651 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
5655 2012-03-14 Richard Guenther <rguenther@suse.de>
5657 PR tree-optimization/52571
5658 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
5659 flag_section_anchors check ...
5660 (vect_can_force_dr_alignment_p): ... here.
5662 2012-03-16 Martin Jambor <mjambor@suse.cz>
5664 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
5665 memory through MEM_REFs by calling extract_bit_field.
5667 2012-03-16 Richard Guenther <rguenther@suse.de>
5669 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
5670 and REFERENCE_TYPE interpretations.
5671 (can_native_interpret_type_p): New function.
5672 (fold_ternary_loc): Use native encode/interpret to fold
5673 BIT_FIELD_REFs of constants.
5675 2012-03-16 Richard Guenther <rguenther@suse.de>
5678 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
5679 of vector constants and constructors.
5681 2012-03-16 Richard Guenther <rguenther@suse.de>
5683 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
5684 VIEW_CONVERT_EXPR to convert constants.
5685 (vect_is_simple_use): Treat all constants as vec_constant_def.
5687 2012-03-16 Richard Guenther <rguenther@suse.de>
5688 Kai Tietz <ktietz@redhat.com>
5691 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
5692 side-effects completely in the pre-queue and use a temporary
5695 2012-03-16 Richard Guenther <rguenther@suse.de>
5697 * stor-layout.c (finish_bitfield_representative): Fall back
5698 to the conservative maximum size if we cannot compute the
5699 size of the tail padding.
5701 2012-03-16 Tristan Gingold <gingold@adacore.com>
5703 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
5704 __CRTL_VER and __VMS_VER.
5705 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
5706 and vms_c_get_vms_ver.
5707 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
5709 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
5710 (VMS_DEFAULT_VMS_VER): Define.
5711 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
5712 (VMS_DEFAULT_VMS_VER): Define.
5714 2012-03-16 Richard Guenther <rguenther@suse.de>
5716 * tree-vect-loop.c (get_initial_def_for_induction): Use
5717 build_constructor directly.
5718 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
5719 build_vector_from_val.
5720 * tree.c (build_vector_from_val): Avoid creating a constructor
5721 first when we want a constant vector.
5723 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5725 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
5727 2012-03-16 Richard Guenther <rguenther@suse.de>
5729 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
5730 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
5731 (struct tree_vector): Remove elements member, add variable size
5733 (build_vector_stat): Declare.
5734 (build_vector): Define in terms of build_vector_stat.
5735 * tree.c (build_vector): Rename to ...
5736 (build_vector_stat): ... this. Take array of trees as parameter.
5737 (build_vector_from_ctor): Adjust.
5738 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
5739 initializer_zerop): Adjust.
5740 * cfgexpand.c (expand_debug_expr): Likewise.
5741 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
5742 const_vector_from_tree): Likewise.
5743 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
5744 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
5745 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
5746 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
5747 (lto_input_ts_vector_tree_pointers): Adjust.
5748 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
5749 (write_ts_vector_tree_pointers): Adjust.
5750 * varasm.c (const_hash_1, compare_constant, copy_constant,
5751 output_constant): Adjust.
5752 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
5753 * print-tree.c (print_node): Adjust.
5754 * tree-pretty-print.c (dump_generic_node): Adjust.
5755 * tree-vect-generic.c (uniform_vector_p, vector_element,
5756 lower_vec_perm): Adjust.
5757 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
5758 * tree-vect-slp.c (vect_get_constant_vectors,
5759 vect_transform_slp_perm_load): Adjust.
5760 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
5761 * expmed.c (make_tree): Adjust.
5762 * config/i386/i386.c (ix86_expand_builtin): Adjust.
5763 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
5765 (sparc_fold_builtin): Adjust.
5767 2012-03-16 Tristan Gingold <gingold@adacore.com>
5769 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
5770 * config/vms/vms-stdint.h: New file.
5772 2012-03-16 Tristan Gingold <gingold@adacore.com>
5774 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
5775 (ia64-hp-*vms*): Replaced by ...
5776 (*-*-*vms*): ... This new entry.
5778 2012-03-15 Jakub Jelinek <jakub@redhat.com>
5781 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
5782 (ix86_expand_vec_perm_const_1): Use it.
5785 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
5786 (avx2_permv4df): Remove.
5787 (avx2_permv4di): Macroize into...
5788 (avx2_perm<mode>): ... this using VI8F_256 iterator.
5789 (avx2_permv4di_1): Macroize into...
5790 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
5792 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
5794 * combine.c (apply_distributive_law): Do not distribute SUBREG.
5796 2012-03-15 Ira Rosen <irar@il.ibm.com>
5797 Ulrich Weigand <ulrich.weigand@linaro.org>
5799 * tree-vect-patterns.c (widened_name_p): Rename to ...
5800 (type_conversion_p): ... this. Add new argument to determine
5801 if it's a promotion or demotion operation. Check for
5802 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
5803 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
5805 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
5806 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
5808 (vect_recog_mixed_size_cond_pattern): Likewise and allow
5809 non-constant then and else clauses.
5811 2012-03-15 Ira Rosen <irar@il.ibm.com>
5812 Ulrich Weigand <ulrich.weigand@linaro.org>
5814 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
5815 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
5817 * tree-vect-patterns.c (widened_name_p): Pass basic block
5818 info to vect_is_simple_use.
5819 (vect_recog_dot_prod_pattern): Fail for basic blocks.
5820 (vect_recog_widen_sum_pattern): Likewise.
5821 (vect_handle_widen_op_by_const): Support basic blocks.
5822 (vect_operation_fits_smaller_type,
5823 vect_recog_over_widening_pattern): Likewise.
5824 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
5825 Update call to vect_is_simple_use.
5826 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
5828 (check_bool_pattern): Add an argument, update call to
5829 vect_is_simple_use and the recursive calls.
5830 (vect_recog_bool_pattern): Update relevant function calls.
5832 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
5833 (vect_pattern_recog_1): Check for reduction only in loops.
5834 (vect_pattern_recog): Add new argument. Support basic blocks.
5835 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
5836 info to vect_is_simple_use_1.
5837 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
5838 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
5840 2012-03-15 Jakub Jelinek <jakub@redhat.com>
5841 Andrew Pinski <apinski@cavium.com>
5844 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
5845 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
5846 calls instead of __builtin_ir{int,ound}*.
5848 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5850 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
5853 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5855 * config.gcc (target_type_format_char): New. Document it. Set it for
5857 * configure.ac (gnu_unique_option): Use target_type_format_char
5858 in test. Comment rationale.
5859 * configure: Regenerate .
5861 2012-03-15 Jakub Jelinek <jakub@redhat.com>
5863 PR tree-optimization/52267
5864 * tree-vrp.c (masked_increment): New function.
5865 (register_edge_assert_for_2): Derive ASSERT_EXPRs
5866 from (X & CST1) cmp CST2 tests.
5868 2012-03-15 Richard Guenther <rguenther@suse.de>
5871 * tree-data-ref.c (subscript_dependence_tester_1): Check
5872 all dimensions for non-conflicting access functions.
5874 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
5877 * doc/invoke.texi [C++ Language Options]: Document
5878 -ftemplate-backtrace-limit.
5880 2012-03-15 Tristan Gingold <gingold@adacore.com>
5882 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
5885 2012-03-15 Tristan Gingold <gingold@adacore.com>
5887 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
5888 use DW_OP_call_frame_cfa.
5890 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
5893 * config/i386/i386-opts.h (pmode): New.
5895 * config/i386/i386.c (ix86_option_override_internal): Properly
5896 check and set ix86_pmode.
5898 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
5900 * config/i386/i386.opt (maddress-mode=): New.
5902 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
5904 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5906 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
5907 (dwarf2out_do_cfi_asm): Likewise.
5908 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
5910 (add_data_member_location_attribute): Likewise.
5911 (gen_array_type_die): Likewise.
5912 (gen_subprogram_die): Likewise.
5913 (gen_producer_string): Likewise.
5914 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
5915 Remove MIPS_DEBUGGING_INFO handling.
5916 (sdb_debug_hooks): Likewise.
5917 (sdbout_begin_block): Likewise.
5918 (sdbout_end_block): Likewise.
5919 (sdbout_begin_prologue): Likewise.
5920 (sdbout_start_source_file): Likewise.
5921 (sdbout_end_source_file): Likewise.
5922 (sdbout_init): Likewise.
5923 * system.h (MIPS_DEBUGGING_INFO): Poison.
5925 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5927 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
5928 (alpha_file_start) [MS_STAMP]: Remove.
5930 * config/alpha/elf.h (TARGET_GAS): Remove.
5931 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
5932 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
5933 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
5934 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
5935 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
5936 (alpha*-*-freebsd*): Likewise.
5937 (alpha*-*-netbsd*): Likewise.
5938 (alpha*-*-openbsd*): Likewise.
5939 (alpha*-*-*): Remove target_cpu_default2.
5940 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
5942 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
5943 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
5944 * config/alpha/alpha.c (print_operand): Always assume
5945 TARGET_AS_SLASH_BEFORE_SUFFIX.
5946 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
5947 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
5948 ("*builtin_setjmp_receiver_er_1"): Remove.
5949 * config/alpha/alpha.opt (malpha-as): Remove.
5951 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
5953 Remove DEC Unix reference.
5955 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
5956 (EXTENDED_COFF): Remove.
5957 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
5958 (EXTENDED_COFF): Don't undef.
5959 * config/alpha/alpha.c (alpha_file_start): Always assume
5961 Don't set targetm.asm_file_start_file_directive.
5962 [!OBJECT_FORMAT_ELF]: Remove.
5963 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
5965 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
5966 (DBX_DEBUGGING_INFO): Remove.
5967 (MIPS_DEBUGGING_INFO): Remove.
5968 (PREFERRED_DEBUGGING_TYPE): Remove.
5969 (DBX_OUTPUT_SOURCE_LINE): Remove.
5970 (SDB_OUTPUT_SOURCE_LINE): Remove.
5971 (DBX_CONTIN_LENGTH): Remove.
5972 (NO_DBX_FUNCTION_END): Remove.
5973 (ASM_STABS_OP): Remove.
5974 (ASM_STABN_OP): Remove.
5975 (ASM_STABD_OP): Remove.
5976 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
5977 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
5978 (PUT_SDB_DEF): Remove.
5979 (PUT_SDB_PLAIN_DEF): Remove.
5980 (PUT_SDB_TYPE): Remove.
5981 (sdb_label_count): Remove.
5982 (PUT_SDB_BLOCK_START): Remove.
5983 (PUT_SDB_BLOCK_END): Remove.
5984 (PUT_SDB_FUNCTION_START): Remove.
5985 (PUT_SDB_FUNCTION_END): Remove.
5986 (PUT_SDB_EPILOGUE_END): Remove.
5987 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
5988 (MIPS_DEBUGGING_INFO): Don't undef.
5989 (DBX_DEBUGGING_INFO): Don't undef.
5990 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
5991 (MIPS_DEBUGGING_INFO): Don't undef.
5992 (DBX_DEBUGGING_INFO): Don't undef.
5993 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
5994 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
5996 (alpha_start_function): Likewise.
5997 (sdb_label_count): Remove.
5998 (alpha_output_filename): Remove DBX_DEBUG handling.
5999 (alpha_file_start): Likewise.
6001 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6003 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
6004 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
6005 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
6007 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
6008 (ld_tls_support): Remove Solaris 8 references.
6009 (lwp_dir, lwp_spec): Remove support for alternate thread library.
6010 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
6011 * configure: Regenerate.
6012 * config.in: Regenerate.
6014 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
6015 * config/i386/sol2.h: Remove Solaris 8 references.
6017 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
6018 (i?86-*-solaris2.9): ... this.
6019 Remove Solaris 8 references.
6020 (Specific, *-*-solaris2*): Document Solaris 8 removal.
6021 Remove Solaris 8 references.
6023 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6025 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
6026 (mips-sgi-irix6.5*): Remove.
6027 * config.host (mips-sgi-irix*): Remove.
6028 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
6029 (set_have_as_tls): Remove *-*-irix6*.
6030 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
6031 * configure: Regenerate.
6033 * config/mips/iris6.h: Remove.
6034 * config/mips/iris6.opt: Remove.
6035 * config/mips/t-irix6: Remove.
6037 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
6038 (TARGET_IRIX6): Remove.
6039 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
6040 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
6041 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
6043 (mips_file_start): Likewise.
6044 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
6046 * config/mips/driver-native.c [__sgi__]: Remove.
6047 (host_detect_local_cpu) [__sgi__]: Remove.
6049 * config/mips/gnu-user.h: Remove iris5.h reference.
6051 * config/mips/mips-modes.def: Remove IRIX 6 reference.
6052 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
6053 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
6056 * gcc.c (main): Move asm_debug initialization ...
6057 (asm_debug): ... here.
6059 * ginclude/stddef.h (__STDDEF_H__): Don't define.
6061 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
6062 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
6063 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
6064 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
6065 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
6066 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
6068 * doc/tm.texi: Regenerate.
6070 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
6072 (MIPS Options, -march): Remove IRIX reference.
6073 * doc/install.texi (Binaries, SGI IRIX): Remove.
6074 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
6076 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
6078 2012-03-14 Martin Jambor <mjambor@suse.cz>
6080 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
6081 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
6082 (expand_expr_real_1): Do not handle misalignment if modifier is
6085 2012-03-14 Richard Guenther <rguenther@suse.de>
6088 * tree-vect-generic.c (type_for_widest_vector_mode): Take
6089 element type instead of mode, use build_vector_type_for_mode
6090 instead of the langhook, build a vector of proper signedness.
6091 (expand_vector_operations_1): Adjust.
6093 2012-03-14 Richard Guenther <rguenther@suse.de>
6096 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
6097 a cgraph node for a FUNCTION_DECL that comes from a constructor.
6098 (gimple_get_virt_method_for_binfo): Likewise.
6100 2012-03-14 Richard Guenther <rguenther@suse.de>
6102 PR tree-optimization/52571
6103 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
6104 flag_section_anchors check ...
6105 (vect_can_force_dr_alignment_p): ... here. Do not re-align
6106 DECL_COMMON variables.
6108 2012-03-14 Richard Guenther <rguenther@suse.de>
6110 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
6111 * stor-layout.c (start_bitfield_representative): New function.
6112 (finish_bitfield_representative): Likewise.
6113 (finish_bitfield_layout): Likewise.
6114 (finish_record_layout): Call finish_bitfield_layout.
6115 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
6116 for QUAL_UNION_TYPE fields.
6117 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
6118 Stream DECL_BIT_FIELD_REPRESENTATIVE.
6119 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
6124 * expr.c (get_bit_range): Unconditionally extract bitrange
6125 from DECL_BIT_FIELD_REPRESENTATIVE.
6126 (expand_assignment): Adjust call to get_bit_range.
6128 2012-03-14 Richard Guenther <rguenther@suse.de>
6131 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
6132 the outermost conversion is a sign-change only.
6133 (fold_binary_loc): Disregard widening and sign-changing
6134 conversions when we determine if two variables are equal
6136 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
6137 (T1)x if the outermost conversion is a sign-change only.
6139 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
6142 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
6144 * config/i386/predicates.md (constant_call_address_operand): Declare
6145 as special predicate. Update all uses.
6147 2012-03-13 Jakub Jelinek <jakub@redhat.com>
6150 * c-parser.c (c_parser_postfix_expression)
6151 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
6153 * config/i386/smmintrin.h: Avoid /* within a comment.
6154 * config/i386/nmmintrin.h: Likewise.
6156 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6158 * config/i386/i386.md (xbegin): Remove constraint from expander.
6160 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6162 * config/i386/predicates.md (constant_call_address_operand): Declare
6163 as special predicate. Update all uses.
6164 * config/i386/i386.md: Remove mode from constant_call_address_operand
6166 * config/i386/i386.c (ix86_output_call_insn): Call
6167 constant_call_address_operand with VOIDmode.
6169 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6171 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
6172 AND zero extended address correctly.
6174 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6176 * config/i386/predicates.md (tls_symbolic_operand): Declare as
6178 (tls_modbase_operand): Ditto.
6179 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
6180 tls_modbase_operand predicates.
6182 2012-03-13 Martin Jambor <mjambor@suse.cz>
6184 * expr.c (expand_assignment): Handle misaligned scalar writes to
6185 memory through top-level MEM_REFs by calling store_bit_field.
6187 2012-03-13 Richard Guenther <rguenther@suse.de>
6190 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
6191 if Y is a constant multiple of 1 << CST.
6193 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
6196 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
6197 offset (size) to a value the insns can deal with.
6198 (expand_epilogue): Ditto.
6200 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6202 * config/arm/neon.ml (ops): Fixup expected instructions for
6203 unsigned vector compares.
6205 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6207 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
6208 addresses only when %reg is not in word mode.
6210 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6212 * config/microblaze/microblaze.md: Fix typo.
6213 * tree-if-conv.c: Likewise.
6214 * tree-vect-patterns.c: Likewise.
6216 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6218 * config.gcc (extra_passes): Remove.
6219 * configure.ac (extra_passes): Don't substitute.
6220 * configure: Regenerate.
6221 * Makefile.in (EXTRA_PASSES): Remove.
6222 (GCC_PASSES): Remove $(EXTRA_PASSES).
6223 (MOSTLYCLEANFILES): Likewise.
6225 (install-common): Likewise.
6227 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6229 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
6230 * config/i386/i386.c (ix86_decompose_address): Use
6231 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
6232 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
6233 thread pointer to a register.
6235 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
6237 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
6238 on tls_symbolic_operand.
6239 (tls_global_dynamic_64_<mode>): Likewise.
6241 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
6244 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
6245 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
6247 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
6250 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
6251 type from reg_class_t to enum reg_class.
6252 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
6254 2012-03-12 Andrew Pinski <apinski@cavium.com>
6256 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
6257 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
6258 (value_replacement): Likewise.
6259 (empty_block_p): Check also if the PHIs for the block are empty.
6261 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
6264 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
6265 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
6266 r184615 from 2012-02-28.
6268 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
6270 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
6271 (ix86_gen_tls_local_dynamic_base_64): Likewise.
6272 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
6273 and ix86_gen_tls_local_dynamic_base_64.
6274 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
6275 ix86_gen_tls_local_dynamic_base_64.
6277 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
6278 (*tls_global_dynamic_64_<mode>): This.
6279 (tls_global_dynamic_64): Renamed to ...
6280 (tls_global_dynamic_64_<mode>): This.
6281 (*tls_local_dynamic_base_64): Renamed to ...
6282 (*tls_local_dynamic_base_64_<mode>): This.
6283 (tls_local_dynamic_base_64): Renamed to ...
6284 (tls_local_dynamic_base_64_<mode>): This.
6286 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
6288 * config/i386/i386.c (ix86_option_override_internal): Properly
6289 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
6290 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
6291 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
6292 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
6294 * config/i386/sse.md (sse3_monitor64): Renamed to ...
6295 (sse3_monitor64_<mode>): This.
6297 2012-03-12 Tristan Gingold <gingold@adacore.com>
6299 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
6300 (ia64_function_arg_advance): Ditto.
6302 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6304 * config.gcc (mips*-*-openbsd*): Remove.
6305 * config/mips/openbsd.h: Remove.
6306 * config/mips/sdb.h: Remove.
6308 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
6309 * config/mips/mips.c (sdb_label_count): Remove.
6310 (mips_debugger_offset): Remove #if 0 code.
6311 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
6312 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
6314 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6316 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
6318 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
6319 Update binutils references.
6320 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
6321 Update binutils reference.
6322 Update Sun as/GNU ld caveat.
6323 Document binutils largefile requirement for LTO plugin.
6324 Remove reference to alternate libpthread.
6326 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6328 * config.gcc (alpha*-dec-osf5.1*): Remove.
6329 * config.host (alpha*-dec-osf*): Remove.
6330 * configure.ac (*-*-osf*): Remove.
6331 (alpha*-dec-osf*): Remove.
6332 * configure: Regenerate.
6334 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
6335 config/alpha/va_list.h, config/alpha/x-osf: Remove.
6337 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
6338 * config/alpha/alpha.c (struct machine_function): Update comment.
6339 (alpha_start_function): Remove Tru64 UNIX as handling for
6341 * config/alpha/alpha.md ("exception_receiver"): Remove
6342 TARGET_LD_BUGGY_LDGP.
6343 ("*exception_receiver_2"): Likewise.
6344 * except.c (finish_eh_generation): Remove Tru64 reference.
6345 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
6346 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
6347 * target.def (handle_pragma_extern_prefix): Remove.
6349 * Makefile.in (mips-tfile.o-warn): Remove.
6350 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
6351 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
6352 * mips-tdump.c, mips-tfile.c: Remove.
6354 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
6356 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
6357 (Specific, alpha*-dec-osf5.1): Note removal.
6358 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
6360 * doc/tm.texi: Regenerate.
6361 * doc/trouble.texi (Cross-Compiler Problems): Remove.
6363 2012-03-12 Richard Guenther <rguenther@suse.de>
6365 * config/arm/arm.c (neon_dereference_pointer): Do not call
6366 covert during RTL expansion.
6368 2012-03-12 Tristan Gingold <gingold@adacore.com>
6370 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
6371 Options. Mention -mpointer-size.
6373 2012-03-12 Richard Guenther <rguenther@suse.de>
6375 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
6376 build_nonstandard_integer_type.
6378 2012-03-12 Richard Guenther <rguenther@suse.de>
6380 * tree.c (signed_or_unsigned_type_for): Use
6381 build_nonstandard_integer_type.
6382 (signed_type_for): Adjust documentation.
6383 (unsigned_type_for): Likewise.
6384 * tree-pretty-print.c (dump_generic_node): Use standard names
6385 for non-standard integer types if available.
6387 2012-03-12 Tristan Gingold <gingold@adacore.com>
6389 * config/vms/vms.opt: Add vms-opts.h header.
6390 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
6392 (-mvms-return-codes): Document.
6393 (-mpointer-size): New option.
6394 (vms_pointer_size): Add enumeration.
6395 * config/vms/vms-opts.h: New file.
6396 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
6397 __INITIAL_POINTER_SIZE.
6398 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
6399 (C_COMMON_OVERRIDE_OPTIONS): Define.
6400 (DWARF2_ADDR_SIZE): Define.
6401 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
6402 * config/vms/vms-protos.h (vms_c_common_override_options):
6404 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
6405 if -mno-pointer-size.
6406 (vms_c_common_override_options): New function.
6407 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
6408 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
6409 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
6410 and flag_vms_pointer_size.
6411 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
6412 * config.gcc (*-*-*vms*): Define xm_file.
6413 (alpha*-dec-*vms*): Do not define xm_file.
6414 (alpha64-dec-*vms*): Remove.
6415 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
6418 2012-03-12 Jakub Jelinek <jakub@redhat.com>
6420 PR tree-optimization/51721
6421 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
6422 if (int) unsvar cmp CST.
6424 2012-03-12 Richard Guenther <rguenther@suse.de>
6426 * tree-sra.c (create_access_replacement): Only rename the replacement
6427 if we can rewrite it into SSA form. Properly mark register typed
6428 replacements that we cannot rewrite with TREE_ADDRESSABLE.
6429 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
6430 for aggregate or BLKmode results.
6432 2012-03-12 Jakub Jelinek <jakub@redhat.com>
6434 PR tree-optimization/52533
6435 * tree-vrp.c (register_edge_assert_for_2): Use double_int
6436 type for mask, only handle shifts by non-zero in-range
6437 shift count, for LE_EXPR and GT_EXPR if new_val is
6438 maximum, don't add the assertion.
6440 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
6442 * doc/invoke.texi: Document -mrtm option.
6443 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
6444 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
6445 (ix86_handle_option): Handle OPT_mrtm.
6446 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
6448 (x86_64-*-*): Ditto.
6449 * i386-builtin-types.def (INT_FTYPE_VOID): New.
6450 * config/i386/i386-c.c (ix86_target_macros_internal): Define
6452 (ix86_target_string): Define -mrtm option.
6454 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
6456 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
6457 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
6459 (bdesc_special_args): Ditto.
6460 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
6461 (ix86_expand_special_args_builtin): Handle new built-in type.
6462 (ix86_expand_builtin): Handle XABORT instruction.
6463 * config/i386/i386.h (TARGET_RTM): New.
6464 * config/i386/i386.md (UNSPECV_XBEGIN): New.
6465 (UNSPECV_XEND): Ditto.
6466 (UNSPECV_XABORT): Ditto.
6467 (UNSPECV_XTEST): Ditto.
6474 * config/i386/i386.opt (mrtm): New.
6475 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
6476 * config/i386/rtmintrin.h: New header.
6477 * config/i386/xtestintrin.h: Ditto.
6479 2012-03-12 Tristan Gingold <gingold@adacore.com>
6481 * ginclude/stddef.h: Adjust previous patch.
6482 Use __VMS__ instead of VMS.
6484 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
6486 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
6487 Also convert sequences with CC setting arithmetic instruction.
6489 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
6491 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
6492 from C Language Options to Preprocessor Options.
6493 (C Dialect Options): Move -no-integrated-cpp documentation
6495 (Preprocessor Options): ...to here. Rewrite the description
6496 so it makes more sense, and remove discussion of merging front ends.
6498 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6500 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
6502 (ix86_expand_setmem): Likewise.
6504 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
6506 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
6509 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6511 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
6512 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
6514 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6516 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
6518 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6520 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
6523 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6524 Uros Bizjak <ubizjak@gmail.com>
6526 * config/i386/predicates.md (call_insn_operand): Allow
6527 constant_call_address_operand in Pmode only.
6528 (sibcall_insn_operand): Ditto.
6529 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
6530 (*call_vzeroupper): Ditto.
6532 (*sibcall_vzeroupper): Ditto.
6533 (*call_value): Ditto.
6534 (*call_value_vzeroupper): Ditto.
6535 (*sibcall_value): Ditto.
6536 (*sibcall_value_vzeroupper): Ditto.
6537 (*indirect_jump): Ditto.
6538 (*tablejump_1): Ditto.
6539 (indirect_jump): Convert memory address to word mode for TARGET_X32.
6541 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
6544 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
6547 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
6548 Use movrt_negc instead of negc pattern for non-SH2A.
6550 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
6552 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
6554 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
6555 if Pmode != word_mode.
6556 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
6557 Pmode == SImode for TARGET_X32.
6559 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
6560 (tls_initial_exec_x32): Likewise.
6562 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
6564 PR rtl-optimization/52528
6565 * combine.c (can_combine_p): Add setting of subst_low_luid
6566 before call to expand_field_assignment().
6568 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
6570 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
6571 and related program names.
6573 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
6575 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
6577 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
6580 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
6581 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
6583 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
6584 (*movdi_internal_rex64): Use %E operand modifier for lea.
6585 (*movsi_internal): Ditto.
6587 (*lea<mode>_2): Ditto.
6588 (*lea_{3,4,5,6}_zext): Ditto.
6589 (*tls_global_dynamic_32_gnu): Ditto.
6590 (*tls_global_dynamic_64): Ditto.
6591 (*tls_dynamic_gnu2_lea_32): Ditto.
6592 (*tls_dynamic_gnu2_lea_64): Ditto.
6593 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
6595 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
6597 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
6598 redefine to be NULL if the current bit-size is different from the
6599 configured bit-size.
6601 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
6602 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
6603 set the default tuning. Add asserts to make sure the cpu and tune
6604 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
6605 test whether the index is set, instead of > 0.
6606 (rs6000_file_start): Do not reset the default cpu if the current
6607 bit-size is different from the configured bit-size.
6609 2012-03-09 Tristan Gingold <gingold@adacore.com>
6611 * config/vms/vms-crtlmap.map: Add comments.
6612 Add entries needed to build Ada RTS.
6614 2012-03-09 Tristan Gingold <gingold@adacore.com>
6616 * ginclude/stddef.h: Do not define __size_t on VMS.
6618 2012-03-09 Tristan Gingold <gingold@adacore.com>
6620 * c-tree.h (c_default_pointer_mode): New variable.
6621 * c-decl.c (c_default_pointer_mode): New variable.
6622 (c_build_pointer_type): New function.
6623 (grokdeclarator): Call c_build_pointer_type instead
6624 of build_pointer_type.
6626 * config/vms/vms-c.c: Include c-tree.h
6627 (saved_pointer_mode): New variable.
6628 (handle_pragma_pointer_size): New function.
6629 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
6630 (vms_c_register_pragma): Register __pointer_size and
6631 __required_pointer_size pragmas.
6633 2012-03-09 Tristan Gingold <gingold@adacore.com>
6635 * config/vms/vms-c.c (vms_construct_include_filename): New function.
6636 (vms_c_register_includes): Reference it.
6638 2012-03-09 Andrew Pinski <apinski@cavium.com>
6641 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
6643 (tree_ssa_phiopt_worker): Go through all the PHIs for
6644 value_replacement instead of just the singleton one.
6645 (value_replacement): Change return type to int. Return 0 instead of
6647 Allow the middle basic block to contain more than just the defining
6649 Handle non empty middle basic blocks.
6650 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
6652 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
6654 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
6655 array reference and component reference.
6656 (analyze_scalar_evolution_for_address_of): New.
6658 2012-03-08 Jie Zhang <jzhang918@gmail.com>
6661 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
6662 (hwloop_pattern_reg): Fix set but not used warning.
6663 (bfin_reorg_loops): Remove unused parameter.
6664 (bfin_reorg): Update use of bfin_reorg_loops.
6666 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
6668 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
6669 with integer parameters in registers.
6670 (gen_push): Push register in word_mode instead of Pmode.
6671 (ix86_emit_save_regs): Likewise.
6672 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
6673 (gen_pop): Pop register in word_mode instead of Pmode.
6674 (ix86_emit_restore_regs_using_pop): Likewise.
6675 (ix86_expand_prologue): Replace Pmode with word_mode for push
6676 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
6677 restore RAX and R10 in word_mode.
6678 (ix86_emit_restore_regs_using_mov): Restore integer registers
6680 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
6682 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
6683 (ix86_split_long_move): Likewise.
6685 * config/i386/i386.md (W): New.
6686 (*push<mode>2_prologue): Replace :P with :W.
6687 (*pop<mode>1): Likewise.
6688 (*pop<mode>1_epilogue): Likewise.
6689 (push/pop peephole2): Use word_mode scratch registers.
6691 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
6693 * config/i386/predicates.md (indirect_branch_operand): Simplify.
6695 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
6697 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
6698 for constants in [-63,63].
6700 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
6704 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
6706 * config/i386/i386.c (ix86_print_operand_address): Only handle
6707 zero-extended DImode addresses.
6709 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6711 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
6712 * configure: Regenerate.
6714 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
6717 * config/avr/avr.c (avr_mem_clobber): New static function.
6718 (avr_expand_delay_cycles): Add memory clobber operand to
6719 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
6720 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
6721 (enable_interrupt, disable_interrupt): New expander.
6722 (nopv, sleep, wdr): New expanders.
6723 (delay_cycles_1): Add memory clobber.
6724 (delay_cycles_2): Add memory clobber.
6725 (delay_cycles_3): Add memory clobber.
6726 (delay_cycles_4): Add memory clobber.
6727 (cli_sei): New insn from former "enable_interrupt",
6728 "disable_interrupt" with memory clobber.
6729 (*wdt): New insn from former "wdt" with memory clobber.
6730 (*nopv): Similar, but for "nopv".
6731 (*sleep): Similar, but for "sleep".
6733 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
6734 Kaz Kojima <kkojima@gcc.gnu.org>
6737 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
6738 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
6739 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6741 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
6743 * config/i386/predicates.md (x86_64_zext_general_operand): New.
6744 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
6745 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
6747 2012-03-07 Walter Lee <walt@tilera.com>
6749 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
6750 REG_CFA_* notes for the stack pointer.
6751 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
6752 EH_RETURN_STACKADJ_RTX.
6753 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
6754 generate REG_CFA_* notes for the stack pointer.
6755 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
6756 by EH_RETURN_STACKADJ_RTX.
6758 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6760 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
6761 when __AVR_3_BYTE_PC__ is defined.
6763 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
6765 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
6766 (ix86_print_operand): Handle '^'.
6767 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
6768 using P mode iterator. Add %^ to asm template to conditionally emit
6770 (*rep_movdi_rex64): Ditto.
6771 (*strsetdi_rex_1): Ditto.
6772 (*rep_stosdi_rex64): Ditto.
6773 (*strmov{si,hi,qi}_1): Add %^ to asm template to
6774 conditionally emit addr32 prefix.
6775 (*rep_mov{si,qi}): Ditto.
6776 (*strset{si,hi,qi}): Ditto.
6777 (*rep_stos{si,qi}): Ditto.
6778 (*cmpstrnqi_nz_1): Ditto.
6779 (*cmpstrnqi_1): Ditto.
6780 (*strlenqi_1): Ditto.
6782 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
6784 * config/i386/i386.c (function_value_64): Return pointers in
6785 word_mode instead of Pmode.
6786 (ix86_promote_function_mode): Likewise.
6788 2012-03-07 Richard Guenther <rguenther@suse.de>
6790 * coverage.c (get_gcov_type): Use type_for_mode.
6791 (get_gcov_unsigned_t): Likewise.
6792 * expr.c (store_constructor): Use type_for_mode.
6793 (try_casesi): Likewise.
6794 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
6795 (add_standard_iv_candidates): Use standard type trees.
6796 * dojump.c (do_jump): Remove dead code.
6798 2012-03-07 Richard Guenther <rguenther@suse.de>
6800 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
6802 2012-03-07 Richard Guenther <rguenther@suse.de>
6804 * convert.c (strip_float_extensions): Move ...
6805 * tree.c (strip_float_extensions): ... here.
6807 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6810 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
6812 2012-03-07 Richard Guenther <rguenther@suse.de>
6814 * omp-low.c (extract_omp_for_data): Use signed_type_for.
6815 (expand_omp_for_generic): Likewise.
6816 (expand_omp_for_static_nochunk): Likewise.
6817 (expand_omp_for_static_chunk): Likewise.
6818 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
6819 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
6820 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
6821 Use unsigned_type_for.
6822 (vect_create_cond_for_align_checks): Use signed_type_for.
6824 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
6826 PR rtl-optimization/52203
6827 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
6828 all callers to pass NULL except ...
6829 (reset_sched_cycles_in_current_ebb): ... here, save the value
6830 in new variable 'empty'. Increase issue_rate only for
6833 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
6836 * Makefile.in: Let install-gcc-ar depend on installdirs,
6837 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
6838 Don't double canonicalize if cross-compiling.
6840 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6843 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
6844 to: RAMPZ, RAMPY, RAMPX, RAMPD.
6845 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
6847 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6850 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
6852 * config/avr/avr.md (xload_8): Adjust insn length.
6854 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6857 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
6858 if RAMPZ affects reading from RAM.
6860 2012-03-07 Richard Guenther <rguenther@suse.de>
6864 * doc/invoke.texi (Precompiled Headers): Remove sentence that
6865 suggests you can include PCHs from inside another header.
6867 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
6870 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
6872 2012-03-07 Kai Tietz <ktietz@redhat.com>
6874 * doc/invoke.texi (fwritable-relocated-rdata): Document
6875 new Cygwin/MinGW target option.
6876 * config/i386/winnt.c (i386_pe_unique_section): Ignore
6877 reloc if flag -fwritable-relocated-rdata is not set.
6878 (i386_pe_section_type_flags): Likewise.
6879 * config/i386/cygming.opt (fwritable-relocated-rdata):
6880 Add new flag variable flag_writable_rel_rdata.
6882 2012-03-07 Richard Guenther <rguenther@suse.de>
6884 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
6885 precision against gimple constraints.
6887 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
6890 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
6892 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
6893 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
6895 (init_emit_regs): Move associated initialization to...
6896 (init_emit_once): ...here.
6898 2012-03-06 Richard Henderson <rth@redhat.com>
6900 * config/m68k/m68k.h (ISA_HAS_TAS): New.
6901 * config/m68k/sync.md (atomic_test_and_set): Use it.
6902 (atomic_test_and_set_1): Likewise.
6904 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
6907 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
6908 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
6909 (vector_ltgt<mode>): Likewise.
6910 (vector_ordered<mode>): Likewise.
6911 (vector_unordered<mode>): Likewise.
6912 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
6914 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
6916 * trans-mem.c: New typedef for tm_region_p.
6917 Define vector types for tm_region_p.
6918 (tm_region_init): Replace region_worklist to a vector called
6921 2012-03-06 Richard Guenther <rguenther@suse.de>
6923 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
6924 MEM_REF with constant pointer operand.
6926 2012-03-06 Richard Guenther <rguenther@suse.de>
6929 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
6931 2012-03-06 Tristan Gingold <gingold@adacore.com>
6933 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
6934 (external_model_kind): Improve documentation.
6935 (vms_pragma_extern_model): Handle relaxed_redef.
6936 (vms_c_register_pragma): Allow expansion for nomember_alignment.
6938 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
6940 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
6941 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
6942 Some more notes on EIND usage and reorder EIND subsection.
6944 2012-03-06 Tristan Gingold <gingold@adacore.com>
6946 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
6947 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
6949 2012-03-06 Tristan Gingold <gingold@adacore.com>
6951 * config/vms/t-vmsnative (version): Define.
6952 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
6954 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
6956 PR rtl-optimization/52250
6957 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
6958 to put note list into. Unconditionally call move_bb_info.
6959 (move_bb_info): Do not assert the blocks being in the same region,
6960 just drop the note list if they are not.
6962 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
6965 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
6966 and use unified expansion logic.
6967 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
6968 closer to the existing movt insn.
6969 (negc): Rename insn to *negc. Add new expander.
6970 (movnegt): Use xor pattern for T bit negation. Reserve helper
6971 constant for negc pattern.
6972 (*movnegt): New insn and splitter.
6974 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
6976 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
6979 2012-03-05 Richard Henderson <rth@redhat.com>
6981 * genemit.c (main): Include "target.h" in insn-emit.c.
6982 * Makefile.in (insn-emit.o): Depend on TARGET_H.
6983 * config/sh/sync.md (atomic_test_and_set): Reference
6984 targetm.atomic_test_and_set_trueval instead of
6985 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
6987 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
6989 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
6992 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
6994 * langhooks.c (add_builtin_type): New function.
6995 * langhooks.h (add_builtin_type): Export it.
6996 * config/mep/mep.c (mep_init_builtins): Use it.
6997 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
6999 2012-03-05 Jakub Jelinek <jakub@redhat.com>
7002 * tree.h (BLOCK_SAME_RANGE): Define.
7003 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
7004 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
7005 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
7006 isn't equal to supercontext fragment's fragment chain.
7007 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
7009 (blocks_nreverse_all): Likewise.
7010 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
7011 BLOCK_SUPERCONTEXT to supercontext fragment instead of
7012 supercontext fragment's fragment origin.
7013 * dwarf2out.c (add_high_low_attributes): If stmt has the same
7014 range as its parent (or parents thereof etc.), use the parent's
7015 DW_AT_ranges value instead of creating a new .debug_ranges range.
7017 2012-03-05 Richard Henderson <rth@redhat.com>
7020 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
7021 * omp-low.c (expand_omp_atomic): Assume anything aligned to
7022 BIGGEST_ALIGNMENT is aligned.
7024 2012-03-05 Richard Henderson <rth@redhat.com>
7026 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
7027 * config/sh/sh.c: ... here.
7029 2012-03-05 Richard Henderson <rth@redhat.com>
7032 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
7033 instead of calling negqi2 directly.
7035 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
7038 * trans-mem.c (tm_region_init): Use last_basic_block.
7040 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
7042 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
7043 * config/sh/sync.md (atomic_test_and_set): New expander.
7044 (tasb, atomic_test_and_set_soft): New insns.
7045 * config/sh/sh.opt (menable-tas): New option.
7046 * doc/invoke.texi (SH Options): Document it.
7048 2012-03-05 Richard Guenther <rguenther@suse.de>
7050 * cfgloop.c (verify_loop_structure): Verify dominators before
7052 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
7053 dominators from here.
7054 * graphite-scop-detection.c (create_sese_edges): Likewise.
7055 * loop-doloop.c (doloop_optimize_loops): Likewise.
7056 * loop-init.c (loop_optimizer_init): Likewise.
7057 * loop-unroll.c (unroll_and_peel_loops): Likewise.
7058 * loop-unswitch.c (unswitch_loops): Likewise.
7059 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
7060 * tree-parloops.c (parallelize_loops): Likewise. Verify
7061 only when checking is enabled.
7062 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
7064 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
7066 * genautomata.c (parse_automata_opt): New static function.
7067 (initiate_automaton_gen): Remove all option handling code. Remove
7068 argc argument. All callers changed.
7069 (main): Call init_rtx_reader_args_cb with the new function as argument.
7071 2012-03-05 Richard Guenther <rguenther@suse.de>
7073 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
7074 * tree-if-conv.c (combine_blocks): Free post-dominator info
7076 * tree-parloops.c (create_parallel_loop): Free and re-compute
7077 dominator info after breaking it.
7079 2012-03-05 Richard Guenther <rguenther@suse.de>
7082 * optabs.h (trapv_unoptab_p): New function.
7083 (trapv_binoptab_p): Likewise.
7084 * optabs.c (expand_binop): Use emit_libcall_block_1 with
7085 a proper equiv_may_trap argument.
7086 (expand_unop): Likewise.
7087 (emit_libcall_block_1): Take extra argument whether the
7088 instruction may trap. Renamed from ...
7089 (emit_libcall_block): ... this. New wrapper.
7091 2012-03-05 Jakub Jelinek <jakub@redhat.com>
7093 PR tree-optimization/51721
7094 * tree-vrp.c (register_edge_assert_for_2): If comparing
7095 lhs of right shift by constant with an integer constant,
7096 add ASSERT_EXPRs for the rhs1 of the right shift.
7098 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
7100 2012-03-05 Richard Guenther <rguenther@suse.de>
7102 * tree.c (integer_zerop): Handle VECTOR_CSTs.
7103 (integer_onep): Likewise.
7104 (integer_all_onesp): Likewise.
7106 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
7108 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
7110 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
7112 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
7113 instead of TARGET_64BIT.
7115 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
7117 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
7120 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
7122 * config/i386/i386.c (ix86_print_operand_address): Only handle
7123 zero-extended DImode addresses.
7125 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
7127 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
7128 taken and cputaken as bool.
7130 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
7132 * config/i386/constraints.md (Ya): New internal constraint.
7133 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
7134 (*zero_extendsidi2_rex64): Add x,x alternative.
7135 (*zero_extendsidi2): Ditto. Add o,0 alternative.
7136 Remove flags reg clobber. Adjust corresponding splits.
7137 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
7138 zero_extendqisi2 expanders using SWI12 mode iterator.
7139 (zero_extend<mode>si2_and): Macroize insn from
7140 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
7142 (*zero_extend<mode>si2): Macroize insn from
7143 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
7144 (*zero_extend*2_movzbl_and): Remove insn patterns.
7145 (zero_extendqihi2_and): Merge corresponding splitter.
7146 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
7147 (*zero_extend*2_movzbl_and): Remove insn patterns.
7148 (*anddi_1): Split TYPE_IMOVX instructions.
7149 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
7151 (and->zext splitter): Add splitter pattern.
7152 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
7154 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
7156 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
7158 (Debugging Options): Likewise.
7159 (Optimize Options): Likewise.
7160 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
7161 with other architectures. Use official processor names with correct
7162 spelling/capitalization. Fix formatting and grammar issues.
7163 (i386 and x86-64 Windows Options): Similar cleanup here.
7165 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
7167 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
7169 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
7171 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
7172 DBX_REGISTER_NUMBER.
7174 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
7176 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
7177 operand is CONST_INT. Take COSTS_N_INSNS into account.
7178 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
7181 2012-03-02 Richard Henderson <rth@redhat.com>
7183 * optabs.c (expand_atomic_test_and_set): Honor
7184 atomic_test_and_set_trueval even when atomic_test_and_set
7185 optab is not in use.
7187 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
7191 * config/sh/sh.c (sh_register_move_cost): Increase cost between
7192 GENERAL_REGS and FP_REGS for SImode.
7194 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
7197 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
7198 (absdi2): New expander.
7199 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
7201 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
7203 * config/sh/sync.md (atomic_exchange<mode>): New expander.
7204 (atomic_exchange<mode>_soft): New insn.
7206 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
7208 * config/sh/sync.md: Update copyright notice dates.
7209 (atomic_compare_and_swap<mode>): Use SImode for return value instead
7211 (atomic_compare_and_swap<mode>_soft): Likewise.
7213 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
7216 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
7217 * config/sh/sh.c: Update copyright notice dates.
7218 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
7219 alignment for TARGET_HARD_SH4.
7220 (sh_option_override): Reduce default function alignment. Set
7221 loop alignment to 4 bytes when not optimizing for size.
7223 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
7226 * doc/invoke.texi (floop-flatten): Remove.
7227 * toplev.c (process_options): Remove references to flag_loop_flatten.
7228 * tree-ssa-loop.c (gate_graphite_transform): Same.
7229 * common.opt (floop-flatten): Obsolete.
7230 * graphite-poly.c (apply_poly_transforms): Remove reference to
7232 * Makefile.in (graphite-flattening.o): Remove.
7233 * graphite-flattening.c: Remove.
7235 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
7237 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
7238 having mode compatible with the mode of previous compare. Substitute
7239 compare mode of previous compare with the mode, compatible
7240 with eliminated and previous compare.
7242 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
7244 * config/rs6000/dfp.md (floatdidd2): New define_insn.
7246 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
7248 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
7249 compatible with CCGOCmode and CCGCmode.
7251 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
7253 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
7255 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
7257 * config/arm/arm.c (arm_sat_operator_match): New function.
7258 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
7259 * config/arm/arm.md ("insn" attribute): Add "sat" value.
7260 ("SAT", "SATrev"): New code iterators.
7261 ("SATlo", "SAThi"): New code iterator attributes.
7262 ("*satsi_<SAT:code>"): New pattern.
7263 ("*satsi_<SAT:code>_shift"): Likewise.
7264 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
7265 and "shift" attributes.
7266 ("arm_usatsihi"): Add "insn" attribute.
7267 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
7268 by powers of two. Do not allow shift by 32.
7270 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
7273 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
7274 to pass the argument in the register of "natural" mode.
7276 2012-03-02 Richard Guenther <rguenther@suse.de>
7278 PR tree-optimization/52406
7279 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
7280 (struct indices): Add unconstrained_base member.
7281 (struct dr_alias): Remove unused vops member.
7282 (DR_UNCONSTRAINED_BASE): New define.
7283 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
7284 add indices to allow their disambiguation. Make DR_BASE_OBJECT
7285 be an artificial access that covers the whole indexed object,
7286 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
7287 plain decl base-objects to their MEM_REF variant.
7288 (dr_may_alias_p): When the base-object of either data reference
7289 has unknown size use only points-to information.
7290 (compute_affine_dependence): Make dumps easier to read and
7292 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
7293 DR_REF when looking for packed references.
7294 (vect_supportable_dr_alignment): Likewise.
7296 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
7298 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
7299 Improve conditions for peepholes of loads followed by commutative
7301 * config/arm/ldmstm.md: Regenerated.
7303 2012-03-02 Richard Guenther <rguenther@suse.de>
7305 * BASE-VER: Set to 4.8.0.
7307 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
7309 * config.gcc (obsolete): Add all ARM targets using the FPA.
7310 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
7311 * doc/install.texi: Avoid references to obsolete ARM ports.
7313 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
7315 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
7317 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
7318 Joern Rennecke <joern.rennecke@embecosm.com>
7320 * doc/extend.texi: Expand and update information on interrupt
7321 attribute for Epiphany.
7323 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
7325 * config/sh/sh-protos.h: Update copyright notice dates.
7326 * config/sh/sh.h: Likewise.
7327 * config/sh/sh.md: Likewise.
7328 * config/sh/constraints.md: Likewise.
7329 * config/sh/predicates.md: Likewise.
7331 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
7333 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
7334 * config/sh/sh.c (tertiary_reload_operand): Likewise.
7336 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
7338 * config/sh/constraints.md: Fix comment typo.
7340 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7343 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
7344 unsigned HOST_WIDE_INT.
7345 (zvdep_imm64): Likewise.
7346 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
7347 (vdepi_and): Likewise.
7348 Likewise for unamed 64-bit patterns.
7349 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
7351 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
7354 PR rtl-optimization/52417
7355 * cselib.c (cselib_any_perm_equivs): New variable.
7356 (cselib_reset_table): Check that it's not set when not
7357 preserving constants.
7358 (cselib_add_permanent_equiv): Set it.
7359 (cselib_have_permanent_equivalences): New.
7360 (cselib_init, cselib_finish): Reset it.
7361 * cselib.h (cselib_have_permanent_equivalences): Declare.
7362 * alias.c (get_addr): Restore earlier behavior when there
7363 aren't permanent equivalences.
7365 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
7367 * config/mn10300/mn10300-modes.def: Fix copyright notice.
7368 * config/v850/v850-modes.def: Fix copyright notice.
7370 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
7372 * doc/extend.texi (AVR Built-in Functions): Document
7373 __builtin_avr_flash_segment.
7375 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
7376 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
7377 (*split.flash_segment): New insn-and-split.
7378 * config/avr/avr.c (avr_init_builtins): Add local variables:
7379 const_memx_void_node, const_memx_ptr_type_node,
7380 char_ftype_const_memx_ptr.
7382 2012-03-01 Jakub Jelinek <jakub@redhat.com>
7384 PR tree-optimization/52445
7385 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
7386 add ssa_name_ver, offset and size fields and change store field
7388 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
7389 (add_or_mark_expr): Likewise. Only consider previous stores
7390 with the same size and offset.
7391 (nt_init_block): Only look at gimple_assign_single_p stmts,
7392 doesn't look at rhs2.
7394 2012-03-01 Richard Guenther <rguenther@suse.de>
7397 * tree-cfg.c (verify_gimple_assign_unary): Allow any
7398 conversions from integral types to pointer types.
7400 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
7402 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
7403 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
7404 unintentionally removed in r184616.
7406 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7408 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
7411 2012-02-29 Jakub Jelinek <jakub@redhat.com>
7412 Uros Bizjak <ubizjak@gmail.com>
7415 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
7416 alternatives, add "e" constraint to the new last alternative
7417 and ! to last 3 alternatives.
7419 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
7421 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
7422 DW_AT_artificial attributes at the end of the processing.
7423 (gen_array_type_die): Likewise.
7424 (gen_enumeration_type_die): Likewise.
7425 (gen_struct_or_union_type_die): Likewise.
7426 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
7429 2012-02-29 Jakub Jelinek <jakub@redhat.com>
7432 * expr.c (expand_assignment): If doing misaligned store that doesn't
7433 cover all mode bits, perform a RMW cycle.
7435 PR tree-optimization/52429
7436 * tree-parloops.c (separate_decls_in_region_debug): Return early
7437 if var is LABEL_DECL.
7439 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7441 PR tree-optimization/52424
7442 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
7443 calling dom_thread_across_edge.
7445 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7447 * config/avr/avr.c: Move definition of TARGET macros to end of file.
7449 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7451 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
7452 * config/avr/avr.c (avr_output_bld): Remove unused function.
7453 (avr_out_sbxx_branch): Use "%T" to print bit position.
7455 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7457 * config/avr/avr.md: Untabify.
7459 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7461 * config/avr/avr.md (eqne): New code iterator.
7462 (*dec-and-branchsi): Use it in text peephole's condition.
7463 (*dec-and-branchhi): Ditto.
7464 (*dec-and-branchqi): Ditto.
7466 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7469 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
7470 the device does not have the skip-bug.
7472 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
7474 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
7475 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
7476 -mpretend-cmove): New.
7478 2012-02-29 Jakub Jelinek <jakub@redhat.com>
7481 * df.h (struct df_d): Adjust comment that hard_regs_live_count
7482 doesn't count DEBUG_INSN refs.
7483 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
7484 for DEBUG_INSN refs.
7486 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7490 2012-02-20 Richard Guenther <rguenther@suse.de>
7491 PR tree-optimization/52298
7492 * tree-vect-stmts.c (vectorizable_load): Properly use
7493 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
7495 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
7498 * gimple.h (gimple_in_transaction): New.
7499 (gimple_set_in_transaction): New.
7500 (struct gimple_statement_base): Add in_transaction field.
7501 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
7503 (tree_ssa_lim_initialize): Compute transaction bits.
7504 * tree.h (compute_transaction_bits): Protoize.
7505 * trans-mem.c (tm_region_init): Use the heap to store BB
7507 (compute_transaction_bits): New.
7509 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7511 * gcc.c (display_help): Document --help=common and sort entries
7514 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7516 * doc/install.texi: Document check-$LANG specific shortcuts
7518 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7521 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
7523 * config/arm/arm_neon.h: Regenerate.
7524 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
7525 (neon_vcgeu): New insn.
7526 (neon_vcgtu): Likewise.
7527 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
7528 (ops): Unsigned comparison intrinsics call a different builtin.
7530 2012-02-28 Richard Guenther <rguenther@suse.de>
7533 * config/i386/i386.c (ix86_expand_vector_set): Fix element
7534 ordering for the VEC_CONCAT for two element vectors for
7535 V2SFmode, V2SImode and V2DImode.
7537 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
7540 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
7541 detecting big-endian triplets.
7543 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
7545 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
7546 mode if there is no type information available.
7548 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
7550 PR tree-optimization/53207
7551 * doc/invoke.texi: Document as experimental and relying on graphite.
7553 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7555 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
7556 of initializer to changes from r184614.
7558 2012-02-28 Richard Guenther <rguenther@suse.de>
7560 PR tree-optimization/52395
7561 * tree-sra.c (build_ref_for_offset): Also look at the base
7562 TYPE_ALIGN when figuring out the alignment of the replacement.
7564 2012-02-28 Richard Guenther <rguenther@suse.de>
7566 PR tree-optimization/52402
7567 * ipa-prop.c (ipa_modify_call_arguments): Properly use
7568 mis-aligned types when creating the accesses at the call site.
7570 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7572 * config/avr/builtins.def: New file.
7573 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
7574 * config/avr/avr.c (enum avr_builtin_id): Use it.
7575 (avr_init_builtins): Use it. And use avr_bdesc.
7576 (bdesc_1arg): Remove.
7577 (bdesc_2arg): Remove.
7578 (bdesc_3arg): Remove.
7579 (struct avr_builtin_description): Add field n_args.
7580 (avr_bdesc): New static variable using builtins.def.
7581 (avr_expand_builtin): Use it.
7582 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
7583 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
7584 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
7586 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7589 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
7590 match only one single hard register with respective hard reg rtx.
7591 (movmemx_<mode>): Ditto.
7592 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
7593 insn anatomy of movmem[x]_<mode>.
7594 (avr_out_movmem): Same for printing assembler and operand usage.
7596 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7600 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
7601 address spaces located outside of device flash.
7603 * config/avr/avr.h (base_arch_s): Remove field n_segments.
7604 (mcu_type_s): Add field n_flash.
7605 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
7606 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
7607 (AVR_MCU): Add N_FLASH argument.
7608 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
7609 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
7610 macro __FLASH<n> if that address space makes sense for the device.
7611 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
7612 outside of target flash.
7613 (avr_asm_named_section): Ditto.
7614 (avr_asm_select_section): Ditto.
7615 (avr_addr_space_convert): Ditto.
7616 (avr_emit_movmemhi): Ditto.
7617 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
7618 address space is outside of device flash.
7619 (avr_insert_attributes): Ditto.
7620 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
7621 avr_current_arch->n_segments.
7623 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
7626 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
7627 (*movabs<mode>_2): Likewise.
7629 2012-02-27 Jakub Jelinek <jakub@redhat.com>
7632 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
7633 s_register_operand in the test instead of REG_P. Don't call
7634 gen_reg_rtx if it won't be used.
7636 PR tree-optimization/52376
7637 * ipa-split.c (split_function): Ignore CLOBBER stmts.
7639 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
7641 * ifcvt.c (noce_get_condition): Check condition variable is not
7642 small_register_classes_for_mode_p before accepting.
7644 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
7646 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
7648 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7651 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7652 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7654 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7656 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
7658 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
7660 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
7662 * config/sh/predicates.md: Remove blank lines.
7663 * config/sh/sh.c: Fix typos in comments.
7664 * config/sh/constraints.md: Likewise.
7665 * config/sh/sh.md: Remove blank lines.
7666 Fix typos in comments. Use ;; as comment characters.
7668 2012-02-26 Walter Lee <walt@tilera.com>
7670 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
7671 (replace_mov_pcrel_step2): Ditto.
7673 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
7676 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
7677 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
7678 and locs that reference values newer than the non-canonical value
7679 at hand. Return the canonical value as a worst case.
7680 (memrefs_conflict_p): Walk canonical value's locs.
7683 * cselib.c (preserve_only_constants): Rename to...
7684 (preserve_constants_and_equivs): ... this. Split out...
7685 (invariant_or_equiv_p): ... this. Preserve plus expressions
7686 of other preserved expressions too.
7687 (cselib_reset_table): Adjust.
7688 * var-tracking.c (reverse_op): Use canonical value to build
7691 2012-02-23 Kai Tietz <ktietz@redhat.com>
7693 * config/i386/i386.c (ix86_delegitimize_address): Handle
7694 UNSPEC_PCREL plus displacement.
7696 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
7699 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
7700 to test for unusedness in st X addressing.
7702 2012-02-24 Richard Guenther <rguenther@suse.de>
7705 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
7706 (is_gimple_reg_type): Move inline ...
7707 * gimple.h (is_gimple_reg_type): ... here.
7709 2012-02-24 Richard Guenther <rguenther@suse.de>
7712 * passes.c (execute_function_todo): When verifying SSA form
7713 verify gimple form first.
7714 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
7716 2012-02-24 Richard Guenther <rguenther@suse.de>
7719 * fold-const.c (fold_addr_of_array_ref_difference): New function.
7720 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
7722 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7724 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
7726 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7728 * tree-phinodes.c (make_phi_node): Mark static.
7729 * tree-flow.h (make_phi_node): Remove extern decl.
7730 * doc/gimple.texi (make_phi_node): Remove documentation.
7732 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7734 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
7735 * tree-ssa-sccvn.c (print_scc): Ditto.
7737 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7739 * doc/passes.texi (Full redundancy elimination): Fix typo.
7741 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7743 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
7745 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
7748 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
7750 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
7753 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
7755 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
7757 * config/avr/avr.md (code_stdname): Add ior, xor.
7758 (xior): New code iterator.
7759 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
7760 (*<code_stdname><mode>qi.byte1-3): Ditto.
7762 2012-02-23 Jakub Jelinek <jakub@redhat.com>
7764 PR tree-optimization/52019
7765 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
7768 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7770 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
7771 HAVE_INITFINI_ARRAY to work around namespace pollution in
7772 certain versions of newlib system headers.
7773 * config.in: Regenerate.
7774 * configure: Regenerate.
7775 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
7776 instead of HAVE_INITFINI_ARRAY.
7778 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
7781 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
7782 is not offsettable memory reference.
7784 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
7787 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
7788 setting avr_need_clear_bss_p for __gnu_lto* symbols.
7790 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
7792 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
7793 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
7795 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7797 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
7798 library on Solaris 8 even without TLS support.
7799 * configure: Regenerate.
7801 2012-02-22 Richard Guenther <rguenther@suse.de>
7804 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
7805 for GIMPLE_DEBUG stmts.
7807 2012-02-22 Martin Jambor <mjambor@suse.cz>
7810 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
7811 according to the base object.
7813 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
7815 PR rtl-optimization/50063
7816 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
7817 and 2 (8-bit SP) in operand 2.
7818 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
7819 setup to use movhi_sp_r instead of vanilla move to write SP.
7820 Adjust REG_CFA notes to superseed unspec.
7821 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
7823 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
7824 known to be off) only with TARGET_NO_INTERRUPTS. Never use
7825 irq_state 1 (IRQ known to be on) here.
7827 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
7829 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
7831 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
7832 assign_hard_reg): Likewise.
7834 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
7836 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
7838 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
7841 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
7842 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
7844 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
7846 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
7847 prototype from here to...
7848 * config/avr/avr.h: ...here.
7850 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
7853 * thumb2.md (thumb2_shiftsi3_short): Split register and
7854 immediate shifts. For register shifts tie operands 0 and 1.
7855 (peephole2 for above): Check that register-controlled shifts
7856 have suitably tied operands.
7858 2012-02-21 Quentin Neill <quentin.neill@amd.com>
7861 * config/i386/bdver1.md (bdver1_call, bdver1_push,
7862 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
7863 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
7864 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
7865 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
7866 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
7867 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
7868 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
7869 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
7870 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
7871 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
7872 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
7873 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
7874 bdver1_ssevector_avx256_unaligned_load,
7875 bdver1_ssevector_sse128_unaligned_load,
7876 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
7877 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
7878 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
7879 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
7880 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
7881 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
7882 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
7883 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
7884 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
7885 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
7886 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
7887 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
7888 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
7889 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
7890 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
7891 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
7892 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
7893 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
7894 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
7895 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
7896 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
7897 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
7898 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
7899 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
7900 bdver1_ssediv_double_load, bdver1_ssediv_double,
7901 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
7902 Add "bdver2" attribute.
7904 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7906 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
7907 default if possible and not specified otherwise.
7909 2012-02-21 Richard Guenther <rguenther@suse.de>
7912 * gimplify.c (create_tmp_from_val): Use the main variant type
7913 for the type of the temporary we create.
7915 2012-02-21 Richard Guenther <rguenther@suse.de>
7917 PR tree-optimization/52324
7918 * gimplify.c (gimplify_expr): When re-gimplifying expressions
7919 do not gimplify a MEM_REF address operand if it is already
7922 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7924 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
7925 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
7927 2012-02-21 Richard Guenther <rguenther@suse.de>
7929 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
7930 nested_in_vect_loop.
7932 2012-02-21 Jakub Jelinek <jakub@redhat.com>
7934 PR tree-optimization/52318
7935 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
7936 vdef also to non-pure/const call stmts in the sequence.
7938 2012-02-21 Tristan Gingold <gingold@adacore.com>
7940 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
7942 2012-02-20 David S. Miller <davem@davemloft.net>
7944 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
7945 don't use the "rd %pc" instruction on v9 for PIC register loads.
7947 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
7950 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
7951 in a transaction safe function.
7953 2012-02-20 Kai Tietz <ktietz@redhat.com>
7956 * stor-layout.c (place_field): Handle desired_align for
7959 2012-02-20 Richard Guenther <rguenther@suse.de>
7961 PR tree-optimization/52298
7962 * tree-vect-stmts.c (vectorizable_store): Properly use
7963 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
7965 (vectorizable_load): Likewise.
7966 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
7967 Access DR_STEP after ensuring it is not NULL.
7969 2012-02-20 Jakub Jelinek <jakub@redhat.com>
7971 PR tree-optimization/52286
7972 * fold-const.c (fold_binary_loc): For (X & C1) | C2
7973 optimization use double_int_to_tree instead of build_int_cst_wide,
7974 rewrite to use double_int vars.
7976 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7979 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
7981 Remove -e 0 from $gcc_cv_ld invocation.
7982 Only use __GLIBC_PREREQ if defined.
7983 Enable on Solaris since Solaris 8 patch.
7984 (gcc_SUN_LD_VERSION): New macro.
7985 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
7986 gcc_SUN_LD_VERSION for version number format.
7987 * configure: Regenerate.
7988 * varasm.c (get_elf_initfini_array_priority_section): Set
7989 SECTION_NOTYPE for non-default priority.
7990 Use get_section instead of get_unnamed_section to emit
7991 .init_array/.fini_array with default priority.
7993 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
7995 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
7996 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
7997 (mips_start_unique_function, mips_output_mips16_rdhwr)
7998 (mips_code_end): New functions.
7999 (TARGET_ASM_CODE_END): Define.
8001 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
8003 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
8004 to stubs with non-sibling calls.
8006 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
8008 * doc/invoke.texi (-fira-* options): Copy-edit.
8009 (ira-* parameters): Copy-edit.
8011 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
8013 * doc/invoke.texi: Minor copy-edits to bring into conformance with
8014 GCC coding conventions.
8016 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
8018 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
8019 when used as adjectives.
8021 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
8023 * doc/invoke.texi: Clean up "that"/"which" confusion.
8025 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
8027 * system.h: Poison SMALL_REGISTER_CLASSES
8028 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
8029 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
8031 2012-02-16 Jakub Jelinek <jakub@redhat.com>
8033 PR tree-optimization/52285
8034 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
8035 when deciding if a call is a tail call or tail recursion.
8037 2012-02-16 Kai Tietz <ktietz@redhat.com>
8039 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
8040 interger-constant displacement for UNSPEC_PCREL.
8042 2012-02-16 Jakub Jelinek <jakub@redhat.com>
8044 PR rtl-optimization/52208
8045 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
8046 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
8048 PR tree-optimization/52255
8049 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
8050 loop->header has virtual PHI, but exit_e->dest doesn't, add
8051 virtual PHI to exit_e->dest and adjust all uses after the loop.
8054 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
8055 children with clone_tree_hash, not after it.
8057 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
8059 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
8060 extended identifiers.
8062 2012-02-16 Jakub Jelinek <jakub@redhat.com>
8065 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
8066 a same_body_alias, also test whether e->callee isn't a former
8067 or current clone of the decl this is a same body alias of.
8069 PR translation/52264
8070 * cgraphunit.c (verify_cgraph_node): Fix a typo.
8072 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
8074 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
8076 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
8079 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
8080 force_reg instead of copy_to_reg for better optimization. Force
8081 non-register or memory operands into a register.
8083 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
8085 * extend.texi: Reserve upper bits of memory model for future use.
8087 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
8088 Anatoly Sokolov <aesok@post.ru>
8089 Eric Weddington <eric.weddington@atmel.com>
8092 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
8093 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
8094 Rewrite initializers for .macro.
8095 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
8096 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
8097 atxmega32d4, atxmega32x1.
8098 avrxmega4: atxmega64a3, atxmega64d3.
8099 avrxmega5: atxmega64a1, atxmega64a1u.
8100 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
8101 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
8102 avrxmega7: atxmega128a1, atxmega128a1u.
8103 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
8104 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
8105 (struct base_arch_s): Rename reserved to xmega_p.
8106 Rename reserved2 to have_rampd.
8107 (AVR_XMEGA): New define.
8108 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
8109 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
8110 * config/avr/predicates.md (io_address_operand): Take into
8112 (low_io_address_operand): Ditto.
8113 (high_io_address_operand): Ditto.
8114 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
8115 (enabled, movhi_sp_r): Use them.
8116 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
8117 cpp_define_formatted to built-in define __AVR_ARCH__.
8118 (__AVR_XMEGA__): New built-in define.
8119 (__AVR_HAVE_RAMPD__): New built-in define.
8120 (__AVR_HAVE_RAMPX__): New built-in define.
8121 (__AVR_HAVE_RAMPY__): New built-in define.
8122 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
8124 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
8125 (avr_option_override): Initialize them.
8126 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
8127 (avr_init_expanders): Initialize them. No more block several calls.
8128 (emit_push_sfr): New static function.
8129 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
8131 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
8132 (avr_print_operand): Print addreeses as symbols for
8133 RAMPX, RAMPY, RAMPD, CCP.
8134 (output_movhi): Handle AVR_XMEGA when writing to SP.
8135 (avr_out_movhi_mr_r_xmega): New static function.
8136 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
8137 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
8138 __RAMPD__, __CCP__ as needed.
8140 * config/avr/multilib.h: Regenerate.
8141 * config/avr/t-multilib: Regenerate.
8142 * config/avr/avr-tables.opt: Regenerate.
8144 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
8146 PR tree-optimization/50561
8147 * graphite-flattening.c (lst_project_loop): Do not
8148 remove old scattering dimensions after flattening.
8149 (lst_do_flatten): Likewise.
8151 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
8153 * doc/extend.texi (AVR Built-in Functions): Remove doc for
8154 __builtin_avr_map8, __builtin_avr_map16.
8155 Document __builtin_avr_insert_bits.
8157 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
8158 (insert_bits): New insn.
8159 (adjust_len.map_bits): Rename to insert_bits.
8160 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
8161 * avr-protos.h (avr_out_map_bits): Remove.
8162 (avr_out_insert_bits, avr_has_nibble_0xf): New.
8163 * config/avr/constraints.md (Cxf,C0f): New.
8164 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
8165 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
8166 New built-in define __BUILTIN_AVR_INSERT_BITS.
8167 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
8168 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
8169 (avr_move_bits): Rewrite.
8170 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
8172 (avr_map_op_t): New typedef.
8173 (avr_map_op): New static variable.
8174 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
8175 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
8176 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
8177 (bdesc_3arg, avr_expand_triop_builtin): New.
8178 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
8179 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
8180 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
8181 (avr_map_equal_p, avr_map_sig_p): Remove.
8182 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
8183 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
8184 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
8185 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
8186 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
8187 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
8189 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
8191 * config/c6x/c6x.md (reserve_cycles): New attribute.
8192 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
8193 don't reserve functional units after the branch occurs.
8195 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
8198 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
8199 functions into non-tm_pure functions.
8201 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
8204 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
8205 (iterative_hash_canonical_type): Likewise.
8206 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
8209 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
8211 * haifa-sched.c (prune_ready_list): Ensure that if there is a
8212 sched-group insn, it either remains alone or the entire list is pruned.
8214 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
8216 * doc/install.texi (Prerequisites): Fix grammar.
8217 (Configuration): Likewise.
8219 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
8221 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
8222 MPC as part of GCC before describing configuring with --with-gmp etc.
8223 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
8224 sources are present.
8226 2012-02-14 Jakub Jelinek <jakub@redhat.com>
8229 * dwarf2out.c (clone_tree_hash): New function.
8230 (copy_decls_walk): Use it instead of clone_tree.
8232 2012-02-14 Richard Guenther <rguenther@suse.de>
8234 PR tree-optimization/52244
8235 PR tree-optimization/51528
8236 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
8237 replacements for integral types.
8239 2012-02-14 Walter Lee <walt@tilera.com>
8241 * config.gcc: Handle tilegx and tilepro.
8242 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
8244 Add HAVE_AS_TLS check for tilegx and tilepro.
8245 * configure: Regenerate.
8246 * doc/contrib.texi: Add Mat Hostetter and self.
8247 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
8248 Document instruction intrinsics and network accessing intrinsics.
8249 (TILEPro Built-in Functions): New node. Document instruction
8250 intrinsics and network accessing intrinsics.
8251 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
8252 (Specific, tilepro-*-linux*): Likewise.
8253 * doc/invoke.texi (TILE-Gx Options): New section.
8254 (TILEPro Options): New section.
8255 * doc/md.texi (TILE-Gx): New section.
8256 (TILEPro): New section.
8257 * common/config/tilegx/tilegx-common.c: New file.
8258 * common/config/tilepro/tilepro-common.c: New file.
8259 * config/tilegx/constraints.md: New file.
8260 * config/tilegx/linux.h: New file.
8261 * config/tilegx/mul-tables.c: New file.
8262 * config/tilegx/predicates.md: New file.
8263 * config/tilegx/sync.md: New file.
8264 * config/tilegx/t-tilegx: New file.
8265 * config/tilegx/tilegx-builtins.h: New file.
8266 * config/tilegx/tilegx-c.c: New file.
8267 * config/tilegx/tilegx-generic.md: New file.
8268 * config/tilegx/tilegx-modes.def: New file.
8269 * config/tilegx/tilegx-multiply.h: New file.
8270 * config/tilegx/tilegx-protos.h: New file.
8271 * config/tilegx/tilegx.c: New file.
8272 * config/tilegx/tilegx.h: New file.
8273 * config/tilegx/tilegx.md: New file.
8274 * config/tilegx/tilegx.opt: New file.
8275 * config/tilepro/constraints.md: New file.
8276 * config/tilepro/gen-mul-tables.cc: New file.
8277 * config/tilepro/linux.h: New file.
8278 * config/tilepro/mul-tables.c: New file.
8279 * config/tilepro/predicates.md: New file.
8280 * config/tilepro/t-tilepro: New file.
8281 * config/tilepro/tilepro-builtins.h: New file.
8282 * config/tilepro/tilepro-c.c: New file.
8283 * config/tilepro/tilepro-generic.md: New file.
8284 * config/tilepro/tilepro-modes.def: New file.
8285 * config/tilepro/tilepro-multiply.h: New file.
8286 * config/tilepro/tilepro-protos.h: New file.
8287 * config/tilepro/tilepro.c: New file.
8288 * config/tilepro/tilepro.h: New file.
8289 * config/tilepro/tilepro.md: New file.
8290 * config/tilepro/tilepro.opt: New file.
8292 2012-02-14 Jakub Jelinek <jakub@redhat.com>
8294 PR tree-optimization/52210
8295 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
8296 vect_model_simple_cost with two entry vect_def_type array instead
8297 of an address of dt.
8299 2012-02-14 Richard Guenther <rguenther@suse.de>
8302 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
8303 Do not stream DECL_QUALIFIER.
8304 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
8305 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
8306 (find_decls_types_r): Do not walk DECL_QUALIFIER.
8308 2012-02-14 Jakub Jelinek <jakub@redhat.com>
8311 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
8314 2012-02-13 Jakub Jelinek <jakub@redhat.com>
8317 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
8318 * cselib.c (cselib_subst_to_values_from_insn): New function.
8319 * sched-deps.c (add_insn_mem_dependence,
8320 sched_analyze_1, sched_analyze_2): Use it.
8322 2012-02-13 Jan Hubicka <jh@suse.cz>
8325 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
8327 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
8329 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
8330 (GTM_SELF_SPECS): Define if not already defined.
8331 (driver_self_specs): Add GTM_SELF_SPECS.
8332 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
8333 (GTM_SELF_SPECS): Define.
8334 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
8335 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
8337 2012-02-13 Jakub Jelinek <jakub@redhat.com>
8339 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
8342 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
8345 * omp-low.c (expand_omp_for): If a static schedule without chunk size
8346 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
8348 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
8351 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
8353 2012-02-13 Richard Guenther <rguenther@suse.de>
8355 PR translation/52211
8356 * passes.c (enable_disable_pass): Fix typo.
8358 2012-02-13 Jakub Jelinek <jakub@redhat.com>
8361 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
8362 XOR for reduce_bit_field if type is unsigned.
8364 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
8366 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
8367 disallow changes from SFmode to mode with different size in FP regs.
8369 2012-02-12 Robert Millan <rmh@gnu.org>
8370 Gerald Pfeifer <gerald@pfeifer.com>
8372 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
8375 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
8377 PR rtl-optimization/52175
8378 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
8379 to frame-related instructions.
8381 2012-02-10 Jason Merrill <jason@redhat.com>
8384 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
8385 (demangle_new_symbols): Fill it.
8386 (scan_linker_output): Walk it.
8387 (start_tweaking): Split out from scan_linker_output.
8388 (maybe_tweak): Update sym->chosen.
8389 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
8391 2012-02-11 Jakub Jelinek <jakub@redhat.com>
8394 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
8396 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
8398 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
8399 having the same mode as previous compare.
8401 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
8403 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
8404 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
8405 (nonlocal_goto_internal): Likewise.
8406 (nonlocal_goto): Emit a use and an indirect jump directly.
8408 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
8411 * doc/extend.texi : Update comments for __atomic_compare_exchange and
8412 __atomic_{is,always}_lock_free.
8414 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
8417 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
8418 negative constant address for TARGET_X32.
8420 2012-02-10 Richard Henderson <rth@redhat.com>
8422 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
8423 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
8424 for GIMPLE_TRANSACTION. Tidy if's into a switch.
8426 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8427 Ira Rosen <irar@il.ibm.com>
8429 PR tree-optimization/50031
8430 * targhooks.c (default_builtin_vectorization_cost): Handle
8432 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
8433 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
8434 all types of reduction and pattern statements.
8435 (vect_estimate_min_profitable_iters): Likewise.
8436 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
8437 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
8438 for explicit realigns.
8439 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
8440 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
8442 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
8443 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
8444 vec_perm for VSX and handle vec_promote_demote.
8446 2012-02-10 Jakub Jelinek <jakub@redhat.com>
8449 * builtins.c (fold_builtin_atomic_always_lock_free,
8450 expand_builtin_atomic_always_lock_free,
8451 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
8452 Return and/or test boolean_true_node/boolean_false_node instead of
8453 integer_one_node/integer_zero_node.
8455 2012-02-10 Jan Hubicka <jh@suse.cz>
8458 * predict.c (predict_paths_for_bb): Prevent looping.
8459 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
8461 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
8463 * config/arm/arm.c (output_move_double): In one case properly
8464 count number of instructions that will be emitted.
8466 2012-02-10 Richard Guenther <rguenther@suse.de>
8468 PR translation/52193
8469 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
8471 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
8474 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
8476 2012-02-09 Jakub Jelinek <jakub@redhat.com>
8479 * var-tracking.c (emit_note_insn_var_location): If
8480 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
8481 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
8482 non-NOTE_DURING_CALL_P insn.
8484 2012-02-09 Bin Cheng <bin.cheng@arm.com>
8487 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
8489 2012-02-08 Magnus Granberg <zorry@gentoo.org>
8492 * gcc.c (switch_matches) Support switches with separated form,
8495 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
8497 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
8499 (RAMPZ_ADDR): Ditto.
8500 * config/avr/avr.c (avr_addr_t): New typedef.
8501 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
8502 (avr_init_expanders): Initialize it.
8503 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
8505 (expand_epilogue): Ditto.
8506 (avr_print_operand): Ditto.
8507 (avr_file_start): Ditto.
8508 (avr_emit_movmemhi): Ditto.
8510 2012-02-08 Richard Guenther <rguenther@suse.de>
8512 PR tree-optimization/46886
8513 * tree-flow.h (do_while_loop_p): Declare.
8514 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
8515 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
8517 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
8519 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
8520 always succeed for integers larger than a native word.
8522 2012-02-08 Richard Guenther <rguenther@suse.de>
8524 PR rtl-optimization/52170
8525 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
8526 properly handle integer vector modes.
8528 2012-02-08 Jakub Jelinek <jakub@redhat.com>
8530 PR gcov-profile/52150
8531 * coverage.c: Include target.h.
8532 (build_var): Call targetm.strip_name_encoding on the assembler name.
8533 Change one _ into . or $ if the target allows it.
8534 * Makefile.in (coverage.o): Depend on $(TARGET_H).
8536 PR rtl-optimization/52139
8537 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
8538 is a BARRIER after emit_insn_after_noloc, move BB_END
8539 to the last non-BARRIER insn before it.
8541 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
8544 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
8545 (mips_gimplify_va_arg_expr): Call it instead of
8546 std_gimplify_va_arg_expr.
8548 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
8550 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
8551 message for -mno-pointers-to-nested-function.
8553 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
8556 * expr.c (get_inner_reference): If there is an offset, add a negative
8557 bit position to it (if any).
8559 2012-02-07 Jakub Jelinek <jakub@redhat.com>
8561 PR rtl-optimization/52060
8562 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
8563 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
8564 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
8565 and/or i0src_copy2 when needed.
8567 2012-02-07 Jakub Jelinek <jakub@redhat.com>
8569 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
8570 or LTOPLUGINSONAME if have_c.
8572 * config/freebsd-spec.h: Add comment about what macros can be defined
8574 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
8575 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
8578 2012-02-07 Richard Guenther <rguenther@suse.de>
8580 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
8581 newline in -alias dumps.
8583 2012-02-07 Kai Tietz <ktietz@redhat.com>
8584 Dave Korn <dave.korn.cygwin@gmail.com>
8587 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
8588 Take care that typinfo gets dllexport-attribute.
8590 2012-02-07 Jakub Jelinek <jakub@redhat.com>
8593 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
8594 if modifier < EXPAND_SUM call force_operand on the result.
8596 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
8598 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
8599 adding __forwarder_dst__ prefix if a forwarder_section attribute is
8601 (epiphany_function_type): Replace types for specific interrupts with
8602 EPIPHANY_FUNCTION_INTERRUPT.
8603 (EPIPHANY_INTERRUPT_P): Update.
8604 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
8605 New static function.
8606 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
8607 <disinterrupt>: Affects type identity.
8608 (epiphany_handle_interrupt_attribute): Handle variable number of
8610 (epiphany_compute_function_type): Update for new
8611 epiphany_function_type definition.
8612 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
8613 handlers with a longcall forwarder.
8614 (epiphany_start_function): Handle multiple interrupt arguments and/or
8615 forwarder_section attribute.
8617 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
8620 2012-02-07 Alan Modra <amodra@gmail.com>
8623 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
8626 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8628 PR tree-optimization/50969
8629 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
8630 use vec_perm rather than vector_stmt.
8631 (vect_model_load_cost): Likewise.
8632 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
8633 vec_perm to be the same as other vector statements.
8634 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
8635 cost of vec_perm for TARGET_VSX.
8637 2012-02-06 Richard Guenther <rguenther@suse.de>
8639 PR tree-optimization/52115
8640 * tree-sra.c (access_has_replacements_p): New function.
8641 (sra_modify_assign): Use it to decide whether a use is uninitialized.
8643 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
8646 * trans-mem.c (expand_call_tm): Add an assertion.
8647 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
8650 2012-02-06 Richard Guenther <rguenther@suse.de>
8652 PR tree-optimization/50955
8653 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
8654 raise cost of expressions that replace an address with an
8655 expression based on a different pointer.
8657 2012-02-06 Jakub Jelinek <jakub@redhat.com>
8660 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
8661 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
8663 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
8666 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
8667 -Weffc++ and specify guidelines come from second edition.
8669 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
8671 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
8672 (sibcall_value_multiple_internal, call_split, call_internal_direct)
8673 (call_direct_split, call_value_split, call_value_internal_direct)
8674 (call_value_direct_split, call_value_multiple_split): Use jal and
8675 jal_macro attributes.
8677 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
8679 * reload1.c (reload_regs_reach_end_p): Replace with...
8680 (reload_reg_rtx_reaches_end_p): ...this function.
8681 (new_spill_reg_store): Update commentary.
8682 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
8683 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
8684 before setting new_spill_reg_store.
8685 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
8686 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
8687 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
8688 for non-spill reload registers.
8690 2012-02-05 Ira Rosen <irar@il.ibm.com>
8692 PR tree-optimization/52091
8693 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
8694 (vect_is_simple_use_1): Likewise.
8695 * tree-vect-loop.c (vectorizable_reduction): Update calls
8696 to vect_is_simple_use_1 and vect_is_simple_use.
8697 (vectorizable_live_operation): Likewise.
8698 * tree-vect-patterns.c (widened_name_p,
8699 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
8700 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
8701 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
8702 vectorizable_shift,vectorizable_operation, vectorizable_store,
8703 vectorizable_load): Likewise.
8704 (vect_is_simple_cond): Add an argument, pass it to
8705 vect_is_simple_use_1.
8706 (vectorizable_condition): Update calls to vect_is_simple_cond,
8708 (vect_is_simple_use): Add an argument, the statement in which
8709 OPERAND is used. Check that if OPERAND's def stmt is a double
8710 reduction phi node, the use is a phi node too.
8711 (vect_is_simple_use_1): Add an argument, pass it to
8713 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
8714 to vect_is_simple_use.
8716 2012-02-04 Jakub Jelinek <jakub@redhat.com>
8718 PR rtl-optimization/52095
8719 * modulo-sched.c (dump_insn_locator): New function.
8720 (loop_canon_p, sms_schedule): Use it.
8722 PR rtl-optimization/52113
8723 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
8724 even for decomposable shift/zext insns.
8726 2012-02-03 Jakub Jelinek <jakub@redhat.com>
8727 Zdenek Dvorak <ook@ucw.cz>
8729 PR rtl-optimization/52092
8730 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
8731 on get_iv_value result.
8733 2012-02-02 Andrew Pinski <apinski@cavium.com>
8737 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
8739 2012-02-02 Jakub Jelinek <jakub@redhat.com>
8742 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
8744 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
8746 PR rtl-optimization/49800
8747 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
8748 (sched_finish): Call regstat_free_n_sets_and_refs.
8750 2012-02-02 Jia Liu <proljc@gmail.com>
8752 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
8755 2012-02-02 Jan Hubicka <jh@suse.cz>
8756 Tom de Vries <tom@codesourcery.com>
8759 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
8760 * varpool.c (varpool_analyze_pending_decls): Likewise.
8762 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
8763 Jayant R Sonar <jayant.sonar@kpitcummins.com>
8765 * config.gcc: Add cr16-* support.
8767 * doc/extend.texi: Document cr16 extensions.
8768 * doc/install.texi: Document cr16 install.
8769 * doc/invoke.texi: Document cr16 options.
8770 * doc/md.texi: Document cr16 constraints.
8772 * common/config/cr16/cr16-common.c: New file.
8773 * config/cr16/cr16.c: New file.
8774 * config/cr16/cr16.h: New file.
8775 * config/cr16/cr16.md: New file.
8776 * config/cr16/cr16.opt: New file.
8777 * config/cr16/cr16-protos.h: New file.
8778 * config/cr16/predicates.md: New file.
8779 * config/cr16/constraints.md: New file.
8780 * config/cr16/t-cr16: New file.
8782 2012-02-02 Jakub Jelinek <jakub@redhat.com>
8785 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
8786 that operands[2] is either immediate, or q_regs_operand.
8788 PR tree-optimization/52073
8789 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
8790 a pattern stmt for pattern uses, ignore uses outside of the loop.
8792 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
8794 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
8795 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
8796 (OUT_AS1, OUT_AS2): Remove.
8798 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
8800 PR rtl-optimization/51374
8801 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
8802 to cross other volatile_refs_p insns.
8804 2012-02-01 Richard Guenther <rguenther@suse.de>
8806 * doc/invoke.texi (fno-inline): Clarify documentation.
8807 (finline-small-functions): Likewise.
8808 (finline-functions): Likewise.
8809 * common.opt (finline): Adjust comment and documentation.
8810 (finline-small-functions): Clarify documentation.
8811 (finline-functions): Likewise.
8812 (finline-functions-called-once): Likewise.
8814 2012-02-01 Tristan Gingold <gingold@adacore.com>
8816 * c-typeck.c (composite_type): Keep mode for pointers.
8818 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
8820 * function.h (regno_reg_rtx): Adjust comment.
8821 * reginfo.c (init_reg_modes_target): Only use the previous mode
8822 if it fits within one register. Remove MIPS comment.
8824 2012-01-31 Jakub Jelinek <jakub@redhat.com>
8827 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
8829 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8831 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
8832 to srak instruction.
8834 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8836 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
8838 2012-01-31 Jakub Jelinek <jakub@redhat.com>
8843 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
8845 2012-01-31 Richard Guenther <rguenther@suse.de>
8847 PR tree-optimization/51528
8848 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
8851 2012-01-31 Jakub Jelinek <jakub@redhat.com>
8856 * ree.c (add_removable_extension): Change def_map argument
8857 to unsigned *, store in def_map 1 + offset into *insn_list vector
8858 instead of pointers into the vector.
8859 (find_removable_extensions): Adjust caller.
8861 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
8863 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
8864 Transform all "* quoted-c-code" to { c-code }.
8865 Remove redundant test for "optimize" in combine patterns.
8866 Move (include "avr-dimode.md") to end of file.
8868 2012-01-30 Bin Cheng <bin.cheng@arm.com>
8871 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
8872 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
8874 2012-01-30 Richard Guenther <rguenther@suse.de>
8876 PR tree-optimization/52028
8877 * tree-loop-distribution.c (ldist_gen): Properly update
8880 2012-01-30 Jakub Jelinek <jakub@redhat.com>
8883 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
8884 set_cur_line_info_table if not emitting debug info.
8886 PR tree-optimization/52046
8887 * tree-vect-patterns.c (check_bool_pattern): Give up if
8888 a comparison could throw.
8891 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
8893 2012-01-30 Richard Guenther <rguenther@suse.de>
8895 PR tree-optimization/52045
8896 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
8897 SSA form if cfgcleanup did anything.
8899 2012-01-30 Richard Guenther <rguenther@suse.de>
8901 PR tree-optimization/52045
8902 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
8903 before computing final todo.
8905 2012-01-30 Richard Guenther <rguenther@suse.de>
8907 PR tree-optimization/51528
8908 * tree-sra.c (sra_modify_assign): Re-factor in preparation
8911 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
8913 * df-problems.c (df_kill_notes): Check that the use refers
8914 to the note under examination.
8916 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
8919 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
8920 parameter and use short-lived pseudos.
8921 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
8922 (sparc_expand_vector_init): Const-ify local variables and adjust
8923 calls to above functions.
8925 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
8927 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
8929 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
8931 * doc/invoke.texi: Make usage of "compile time" and
8932 "run time"/"runtime" consistent throughout the file.
8934 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
8936 * config/alpha/alpha.c (alpha_option_override): Default to
8937 full IEEE compliance mode for Go language.
8939 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
8941 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
8942 (LINK_SSP_SPEC): Define.
8944 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8947 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
8950 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
8952 * doc/invoke.texi: Correct hyphenation of "floating point",
8953 "double precision", and related terminology throughout the file.
8955 2012-01-28 Jakub Jelinek <jakub@redhat.com>
8958 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
8959 arm_general_register_operand predicate for operand 2 instead of
8962 2012-01-27 Ian Lance Taylor <iant@google.com>
8965 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
8966 * builtins.c (expand_builtin_init_trampoline): Add onstack
8967 parameter. Change caller.
8968 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
8969 * tree.c (build_common_builtin_nodes): Declare
8970 __builtin_init_heap_trampoline.
8972 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
8974 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
8975 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
8976 * config/avr/avr.c: Ditto.
8977 (avr_regnames): Remove because unused.
8978 * config/avr/avr.md (*cpse.ne): New peephole.
8979 (*cpse.eq): New peephole from former cpse peepholes.
8981 2012-01-27 Michael Eager <eager@eagercon.com>
8983 * config/microblaze.c (microblaze_emit_compare): Correct
8984 test after pcmp instruction.
8986 2012-01-27 Richard Guenther <rguenther@suse.de>
8988 PR tree-optimization/52020
8989 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
8991 2012-01-27 Richard Guenther <rguenther@suse.de>
8993 * ipa-pure-const.c (check_stmt): Clobbers do not make a
8994 function non-const/pure.
8996 2012-01-27 Richard Guenther <rguenther@suse.de>
8998 PR tree-optimization/50444
8999 * tree-sra.c (build_ref_for_offset): Properly adjust the
9000 MEM_REF type for unaligned accesses.
9002 2012-01-27 Richard Guenther <rguenther@suse.de>
9004 PR tree-optimization/50444
9005 * expr.c (mem_ref_refers_to_non_mem_p): New function.
9006 (expand_assignment): Use it. Properly handle misaligned
9007 bases when expanding stores to component references.
9008 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
9011 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
9014 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
9015 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
9016 * tree-data-ref.c (find_data_references_in_loop): Make static.
9017 (compute_all_dependences): Change return type to bool. Bail out
9018 for too many datarefs in a loop. Move the hunk resetting the data
9019 dependences vector from ...
9020 (compute_data_dependences_for_loop): ... here. Account for
9021 compute_all_dependences returning false.
9022 (compute_data_dependences_for_bb): Likewise.
9023 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
9024 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
9026 2012-01-27 Richard Guenther <rguenther@suse.de>
9029 * expr.c (store_field): Use the alias-set of the scratch memory
9032 2012-01-27 Tom de Vries <tom@codesourcery.com>
9034 PR tree-optimization/51990
9035 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
9037 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
9039 2012-01-27 Jakub Jelinek <jakub@redhat.com>
9042 * var-tracking.c (reverse_op): Don't add any reverse operation
9043 if V already has any constant locations.
9045 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
9047 * doc/invoke.texi: Correct usage of "command line" (noun)
9048 vs "command-line" (adjective) throughout.
9050 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
9052 * doc/invoke.texi (Language Independent Options): Move
9053 -Wcoverage-mismatch blurb from here....
9054 (Warning Options): ...to here.
9056 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
9058 * config/rs6000/rs6000.c (rs6000_option_override_internal):
9059 Set rs6000_always_hint to false for 476.
9061 2012-01-27 Matthias Klose <doko@ubuntu.com>
9063 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
9065 * incpath.c (add_standard_paths): Likewise.
9067 2012-01-27 Richard Henderson <rth@redhat.com>
9069 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
9070 * config/m68k/sync.md (atomic_test_and_set): Rename from
9071 sync_test_and_setqi and adjust the operands.
9072 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
9073 and unconditionally enable.
9075 2012-01-27 Richard Henderson <rth@redhat.com>
9077 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
9078 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
9079 (ldstub): Rename from ldstubqi.
9080 (ldstub<I24MODE>): Remove.
9082 2012-01-27 Richard Henderson <rth@redhat.com>
9084 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
9085 * c-cppbuiltin.c (cpp_atomic_builtins): Define
9086 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
9087 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
9088 * doc/tm.texi: Rebuild.
9090 2012-01-27 Richard Henderson <rth@redhat.com>
9092 * optabs.c (gen_atomic_test_and_set): Remove default.
9093 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
9095 2012-01-26 Jakub Jelinek <jakub@redhat.com>
9097 PR rtl-optimization/51978
9098 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
9099 (combine_reaching_defs): Likewise.
9100 (struct re_info): Remove.
9101 (add_removable_extension): Remove x and data arguments,
9102 add insn, insn_list and def_map. Use the arguments directly
9103 instead of using struct re_info.
9104 (find_removable_extensions): Don't call add_removable_extension
9105 through note_stores, instead just call it with single_set
9107 (find_and_remove_re): Pass curr_cand->expr instead of
9108 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
9110 2012-01-26 Michael Matz <matz@suse.de>
9112 PR tree-optimization/46590
9113 * cfgexpand.c: Revert last change (r183305).
9114 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
9116 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
9117 checking for emptiness.
9119 2012-01-26 Jakub Jelinek <jakub@redhat.com>
9122 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
9123 non-addressable non-BLKmode base correctly.
9125 2012-01-26 Michael Matz <matz@suse.de>
9127 PR tree-optimization/48794
9128 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
9129 regions referenced from RESX/EH_DISPATCH.
9131 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9133 * config/s390/s390.h: Make BRANCH_COST an option.
9134 * config/s390/s390.opt: New option -mbranch-cost.
9136 2012-01-26 Richard Henderson <rth@redhat.com>
9138 Revert 2012-01-24 change:
9139 * trans-mem.c (requires_barrier): Do not instrument thread local
9140 variables and emit save/restore for them.
9142 2012-01-25 Jakub Jelinek <jakub@redhat.com>
9145 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
9148 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
9150 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
9153 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
9156 Rename __pgm to __flash.
9157 Rename __pgm1 to __flash1.
9158 Rename __pgm2 to __flash2.
9159 Rename __pgm3 to __flash3.
9160 Rename __pgm4 to __flash4.
9161 Rename __pgm5 to __flash5.
9162 Rename __pgmx to __memx.
9163 * doc/extend.texi (AVR Named Address Spaces)
9164 Rename address space names as indicated above.
9165 * config/avr/avr.c (avr_addrspace): Ditto.
9167 * config/avr/avr-protos.h
9168 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
9169 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
9170 * config/avr/predicates.md: Ditto.
9171 * config/avr/avr.c Ditto, and
9172 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
9173 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
9175 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
9176 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
9177 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
9178 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
9179 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
9180 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
9181 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
9182 * config/avr/avr.c: Ditto.
9183 * config/avr/avr.md: Ditto.
9185 2012-01-25 Jason Merrill <jason@redhat.com>
9188 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
9190 2012-01-25 Jakub Jelinek <jakub@redhat.com>
9192 PR tree-optimization/51987
9193 * tree-data-ref.c (get_references_in_stmt): Handle references in
9194 non-volatile GIMPLE_ASM.
9196 2012-01-25 Richard Guenther <rguenther@suse.de>
9198 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
9199 bases are dereferenced.
9201 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
9203 PR rtl-optimization/48374
9204 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
9206 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
9208 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
9209 compute_data_dependences_for_loop returns false.
9210 * tree-parloops.c (loop_parallel_p): Likewise.
9212 2012-01-25 Richard Guenther <rguenther@suse.de>
9214 * tree.h (get_pointer_alignment_1): Declare.
9215 * builtins.c (get_pointer_alignment_1): New function.
9216 (get_pointer_alignment): Use it.
9218 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9220 PR rtl-optimization/48308
9221 * combine.c (enum undo_kind): Add UNDO_LINKS.
9222 (struct undo): Add member l to other_contents and where.
9223 (do_SUBST_LINK): New.
9225 (try_combine): Handle LOG_LINKS for the dummy i1 case.
9226 (undo_all): Handle UNDO_LINKS.
9228 2012-01-25 Richard Henderson <rth@redhat.com>
9230 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
9233 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
9235 * optabs.c (gen_atomic_test_and_set): Use each argument.
9237 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
9239 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
9240 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
9241 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
9242 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
9243 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
9244 TARGET_PAIRED_SINGLE_FLOAT.
9246 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
9248 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
9249 (in_struct, return_val): Remove MEM documentation.
9250 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
9251 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
9252 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
9254 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
9255 * cfgexpand.c (add_alias_set_conflicts): Likewise.
9256 * expr.c (store_field): Likewise.
9257 * function.c (assign_stack_temp_for_type): Likewise.
9258 * ifcvt.c (noce_try_cmove_arith): Likewise.
9259 * reload1.c (reload): Likewise.
9260 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
9261 (alpha_set_memflags): Likewise.
9262 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
9264 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
9266 * rtl.h (true_dependence, canon_true_dependence): Remove varies
9268 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
9269 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
9270 (true_dependence_1, true_dependence, canon_true_dependence): Remove
9272 * cselib.c (cselib_rtx_varies_p): Delete.
9273 (cselib_invalidate_mem): Update call to canon_true_dependence.
9274 * dse.c (record_store, check_mem_read_rtx): Likewise.
9275 (scan_reads_nospill): Likewise.
9276 * cse.c (check_dependence): Likewise.
9277 (cse_rtx_varies_p): Delete.
9278 * expr.c (safe_from_p): Update call to true_dependence.
9279 * ira.c (validate_equiv_mem_from_store): Likewise.
9280 (memref_referenced_p): Likewise.
9281 * postreload-gcse.c (find_mem_conflicts): Likewise.
9282 * sched-deps.c (sched_analyze_2): Likewise.
9283 * store-motion.c (load_kills_store): Likewise.
9284 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
9285 * gcse.c (mems_conflict_for_gcse_p): Likewise.
9286 (compute_transp): Update call to canon_true_dependence.
9288 2012-01-25 Richard Henderson <rth@redhat.com>
9290 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
9291 (maybe_emit_atomic_test_and_set): New.
9292 (expand_sync_lock_test_and_set): Use it.
9293 (expand_atomic_test_and_set): Likewise.
9294 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
9295 the implementation; clarify implementation defined details.
9296 * doc/md.texi (atomic_test_and_set): Document.
9298 2012-01-25 Richard Henderson <rth@redhat.com>
9300 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
9302 2012-01-25 Richard Henderson <rth@redhat.com>
9305 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
9306 to effect no-op split.
9308 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
9311 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
9312 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
9313 (BT_FN_VOID_PTR_INT_SIZE): New.
9314 (BT_FN_UINT_UINT_VAR): Remove.
9315 (BT_FN_UINT32_UINT32_VAR): New.
9316 (BT_FN_DOUBLE_VPTR): Remove.
9317 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
9319 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
9320 (_ITM_changeTransactionMode): Same.
9321 (_ITM_memmoveRtWt): Change return type to void.
9322 (_ITM_memcpyRtWt): Same.
9323 (_ITM_memsetW): Same.
9324 (_ITM_RaRD): Change types to double.
9329 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
9331 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
9332 Patrick Marlier <patrick.marlier@gmail.com>
9334 * trans-mem.c (requires_barrier): Do not instrument thread local
9335 variables and emit save/restore for them.
9337 2012-01-24 Jason Merrill <jason@redhat.com>
9340 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
9341 output static aliases.
9343 2012-01-24 Jakub Jelinek <jakub@redhat.com>
9346 * common.opt (-pie, -shared, pie, shared): Change from Common to
9348 * gcc.c (display_help): Display help for -pie and -shared.
9350 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
9353 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
9354 Remove note on size/offset limitation.
9355 (AVR Variable Attributes): Add example how to read data located
9356 with progmem. Refer to named address spaces.
9357 * doc/invoke.texi (AVR Options): Fix typo.
9359 2012-01-24 Richard Guenther <rguenther@suse.de>
9361 Forward-port to trunk
9362 2010-09-21 Jakub Jelinek <jakub@redhat.com>
9365 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
9366 op0 isn't sufficiently aligned and there is movmisalignM
9367 insn for mode, use it to load op0 into a temporary register.
9369 2012-01-24 Jakub Jelinek <jakub@redhat.com>
9372 * target.def (const_not_ok_for_debug_p): New hook.
9373 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
9375 * doc/tm.texi: Regenerated.
9376 * dwarf2out.c (const_ok_for_output_1): If
9377 targetm.const_not_ok_for_debug_p returns true, fail.
9378 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
9380 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
9382 2012-01-23 Kai Tietz <ktietz@redhat.com>
9385 * config/i386/predicates.md (symbolic_operand): Allow
9386 UNSPEC_PCREL as PIC expression for lea.
9387 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
9388 * config/i386/i386.c (ix86_delegitimize_address): Handle
9389 UNSPEC_PCREL for none-MEM, too.
9391 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
9393 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
9394 (ipa_tm_create_version_alias): Same.
9396 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
9399 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
9400 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
9402 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
9403 Patrick Marlier <patrick.marlier@gmail.com>
9404 Iain Sandoe <developer@sandoe-acoustics.co.uk>
9407 * lto-wrapper.c (run_gcc): Pass the LTO section name to
9408 simple_object_start_read.
9410 2012-01-23 Richard Guenther <rguenther@suse.de>
9413 PR tree-optimization/51895
9414 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
9415 parameter decomposition into BLKmode components.
9417 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
9419 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
9420 fake variables for restrict-qualified pointers whose pointed-to type
9421 contains a placeholder.
9423 2012-01-23 Richard Guenther <rguenther@suse.de>
9425 PR tree-optimization/51949
9426 * ipa-split.c (execute_split_functions): Do not split malloc functions.
9428 2012-01-23 Jakub Jelinek <jakub@redhat.com>
9430 PR rtl-optimization/51933
9431 * ree.c (transform_ifelse): Return true right away if dstreg is
9432 already wider or equal to cand->mode.
9433 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
9434 (make_defs_and_copies_lists): Remove defs_list and copies_list
9435 arguments, add state argument, just truncate state->work_list
9436 instead of always allocating and freeing the vector. Assert that
9437 get_defs succeeds instead of returning 2. Changed return type to bool.
9438 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
9439 have ext_src_mode, see if it has been modified already with the
9440 right kind of extension and has been extended before from the
9441 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
9442 just return true. Remember the original mode in state->modified array.
9443 (combine_reaching_defs): Add state argument. Don't allocate and
9444 free here def_list, copied_list and vec vectors, instead just
9445 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
9446 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
9447 Add state variable, clear vectors in it, initialize state.modified
9448 if needed. Free all the vectors at the end and state.modified too.
9449 Don't skip a candidate if the extension expression has been modified.
9451 2012-01-22 Douglas B Rupp <rupp@gnat.com>
9454 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
9455 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
9456 (extra_options) interix.opt -> i386/interix.opt"
9457 (extra_objs):Add winnt-stubs.o
9458 * configure.ac: Add interix to target_os .comm on PE check.
9459 * configure: Regenerate.
9460 * config/interix3.h: Delete and move bits to..
9461 * config/interix.h: Delete and move bits to..
9462 * config/i386/i386-interix3.h: Delete and move bits to..
9463 * config/i386/i386-interix.h: ..here.
9464 (TARGET_CPU_DEFAULT): Remove redefinition.
9465 (TARGET_ASM_CONSTRUCTOR): Undefine.
9466 (SUBTARGET_SWITCHES): Define for ms-bitfields.
9467 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
9468 (PTRDIFF_TYPE): Define.
9469 (LONG_DOUBLE_TYPE_SIZE): Define.
9470 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
9471 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
9472 (TARGET_SECTION_TYPE_FLAGS): Define.
9473 (ASM_DECLARE_FUNCTION_NAME): Define.
9474 (ASM_OUTPUT_EXTERNAL): Define.
9475 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
9476 (ASM_OUTPUT_ALIGNED_BSS): Define.
9477 (PCC_BITFIELD_TYPE_MATTERS): Define.
9478 (USE_CONST_SECTION): Define.
9479 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
9480 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
9481 (SUPPORTS_ONE_ONLY): Remove.
9482 (I386_PE_STRIP_ENCODING): Define.
9483 * config/interix.opt: Delete and move bits to..
9484 * config/i386/interix.opt: ..here. New.
9485 (mpe-aligned-commons): Add.
9486 * config/i386/t-interix: Add copyright header.
9487 (winnt-stubs.o): Add rule.
9489 2012-01-22 Jason Merrill <jason@redhat.com>
9492 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
9493 for extra name aliases.
9495 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
9497 PR rtl-optimization/51924
9498 * ree.c (combine_set_extension): Improve debugging message.
9499 (combine_reaching_defs): Likewise.
9500 (get_defs): Rename confusingly named variable.
9501 (find_and_remove_re): Skip a candidate if the extension expression has
9504 2012-01-21 Robert Millan <rmh@gnu.org>
9505 Gerald Pfeifer <gerald@pfeifer.com>
9507 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
9508 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
9510 2012-01-20 Jakub Jelinek <jakub@redhat.com>
9512 PR tree-optimization/51914
9513 * tree-vect-stmts.c (vectorizable_conversion): For
9514 cvt_type && modifier == WIDEN, put temporary with cvt_type
9515 at the beginning of vec_dsts and set vec_dest to temporary
9518 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
9520 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
9522 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
9524 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
9525 * config/rs6000/rs6000.c: Likewise.
9527 2012-01-20 Jakub Jelinek <jakub@redhat.com>
9530 * config/arm/arm.c (arm_count_output_move_double_insns): Call
9531 output_move_double on a copy of operands array.
9533 2012-01-20 Cary Coutant <ccoutant@google.com>
9534 Dodji Seketeli <dodji@redhat.com>
9537 * dwarf2out.c (copy_declaration_context): Return ref to parent
9538 of declaration DIE, if necessary.
9539 (remove_child_or_replace_with_skeleton): Add new parameter; update
9540 caller. Place skeleton DIE under parent DIE of original declaration.
9541 Move call to copy_declaration_context to here ...
9542 (break_out_comdat_types): ... from here.
9544 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9546 PR rtl-optimization/51856
9547 * reload.c (find_reloads_subreg_address): Set the address_reloaded
9550 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9553 * config/arm/arm.c (arm_print_operand): Correct output of alignment
9554 hints for neon loads and stores.
9556 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
9560 * doc/extend.texi (Named Address Spaces): Split into subsections.
9561 (AVR Named Address Spaces): New subsection.
9562 (M32C Named Address Spaces): New subsection.
9563 (RL78 Named Address Spaces): New subsection.
9564 (SPU Named Address Spaces): New subsection.
9565 (Variable Attributes): New anchor "AVR Variable Attributes".
9566 (AVR Variable Attributes): Rewrite and avoid wording
9567 "address space" in this context.
9568 * doc/invoke.texi (AVR Options): Rewrite and add documentation
9569 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
9570 (AVR Built-in Macros): New subsubsection therein.
9571 * doc/md.texi (AVR constraints): Remove "C04", "R".
9573 2012-01-20 Richard Guenther <rguenther@suse.de>
9575 PR tree-optimization/51903
9576 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
9577 when removing stmts.
9579 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9582 * config/arm/arm.c (arm_load_pic_register): Use
9583 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
9584 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
9585 (arm_pic_static_addr): Likewise.
9586 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
9587 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
9588 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
9589 (pic_load_addr_unified): New.
9591 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
9594 * function.c (instantiate_virtual_regs_in_insn): Use
9595 delete_insn_and_edges when removing a wrong asm insn.
9597 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
9599 PR rtl-optimization/40761
9600 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
9601 Add new member loop_num.
9602 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
9603 (ira_build): Remove the parameter.
9605 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
9606 (ira.c): Do not build CFG loops for one region allocation. Remove
9607 argument from ira_build call.
9609 * ira-build.c (init_loop_tree_node): New function.
9610 (create_loop_tree_nodes): Use it. Separate the case when CFG
9611 loops are not built.
9612 (more_one_region_p): Check current_loops.
9613 (finish_loop_tree_nodes): Separate the case when CFG loops are not
9615 (add_loop_to_tree): Process loop equal to NULL too.
9616 (form_loop_tree): Separate the case when CFG loops are not built.
9617 Use explicitly number for the root.
9618 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
9620 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
9621 instead of loop->num.
9622 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
9623 (mark_all_loops_for_removal): Ditto.
9624 (remove_unnecessary_regions): Separate the case when CFG loops
9626 (ira_build): Remove the parameter. Use explicit number of regions
9627 when CFG loops are not built.
9629 * ira-color.c (print_loop_title): Separate the case for the root node.
9630 Use loop_num instead of loop->num.
9631 (move_spill_restore): Use loop_num instead of loop->num.
9633 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
9634 (change_loop): Ditto.
9635 (change_loop): Use loop_num instead of loop->num.
9637 * ira-lives.c (process_bb_node_lives): Ditto.
9639 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
9641 * ira-conflicts.c (print_allocno_conflicts): Ditto.
9643 2012-01-19 Jakub Jelinek <jakub@redhat.com>
9646 * tree-mudflap.c (mf_artificial): New function.
9647 (execute_mudflap_function_ops, execute_mudflap_function_decls,
9648 mx_register_decls, mudflap_enqueue_decl): Use it.
9651 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
9652 numbers in the insn pattern.
9654 2012-01-19 Michael Matz <matz@suse.de>
9656 PR tree-optimization/46590
9657 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
9658 use it in remembering which conflicts we already created.
9659 (add_scope_conflicts): Adjust call to above, (de)allocate helper
9662 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
9665 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
9666 (merge_and_complain): Same.
9668 2012-01-19 Jakub Jelinek <jakub@redhat.com>
9671 * config/initfini-array.h: Guard content of the header
9672 with #ifdef HAVE_INITFINI_ARRAY.
9673 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
9674 Add initfini-array.h to tm_file here.
9675 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
9676 * config.gcc: Don't add initfini-array.h to tm_file here.
9677 * configure: Regenerated.
9679 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
9681 PR rtl-optimization/51505
9682 * df-problems.c (df_kill_notes): New parameter live. Update comment.
9683 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
9684 (df_note_bb_compute): Update the call to df_kill_notes.
9686 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
9688 * trans-mem.c (requires_barrier): Remove call to is_global_var.
9690 2012-01-18 Richard Guenther <rguenther@suse.de>
9692 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
9693 of conversions to void *.
9695 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9696 Richard Sandiford <rdsandiford@googlemail.com>
9700 * optabs.h (simplify_expand_binop): Declare.
9701 * optabs.c (simplify_expand_binop): Make global.
9702 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
9703 endian targets if the source cannot be exactly covered by word
9706 2012-01-17 Jakub Jelinek <jakub@redhat.com>
9709 * hard-reg-set.h (struct hard_reg_set_container): New type.
9710 * target.h (struct hard_reg_set_container): Forward declare.
9711 * target.def (set_up_by_prologue): New target hook.
9712 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
9713 * doc/tm.texi: Regenerated.
9714 * function.c (thread_prologue_and_epilogue_insns): Change
9715 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
9716 Call targetm.set_up_by_prologue on it.
9717 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
9718 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
9720 2012-01-17 Nick Clifton <nickc@redhat.com>
9722 * config/rx/rx.c (rx_can_use_simple_return): New function.
9723 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
9724 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
9726 2012-01-17 Richard Guenther <rguenther@suse.de>
9729 * expr.c (expand_assignment): Take address-space information
9730 from the address operand of MEM_REF and TARGET_MEM_REF.
9731 (expand_expr_real_1): Likewise.
9733 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9735 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
9736 reload dump is requested.
9738 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
9741 * trans-mem.c (requires_barrier): Call may_be_aliased.
9743 2012-01-17 Jakub Jelinek <jakub@redhat.com>
9745 PR tree-optimization/51877
9746 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
9747 call arguments and fndecls compare equal, instead return false if they
9748 don't. Return true only if lhs1 and lhs2 are either both NULL, or
9749 both SSA_NAMEs that are valueized the same, or they satisfy
9752 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9754 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
9756 * configure: Regenerate.
9758 2012-01-16 Jan Hubicka <jh@suse.cz>
9762 * convert.c (convert_to_integer): Use fold_convert for
9763 converting an INTEGER_CST to integer type.
9765 2012-01-16 Jason Merrill <jason@redhat.com>
9768 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
9770 2012-01-16 Jakub Jelinek <jakub@redhat.com>
9773 * config/s390/s390.c (s390_chunkify_start): Don't skip
9774 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
9775 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
9776 If insn is followed by NOTE_INSN_VAR_LOCATION or
9777 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
9778 Don't use location of note insns.
9780 PR tree-optimization/51865
9781 * tree-inline.c (tree_function_versioning): Call remap_decl
9782 on DECL_RESULT whenever it has VOID_TYPE_P type.
9784 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
9786 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
9787 for calls to locally-binding MIPS16 functions if only the return
9788 type uses float regs.
9790 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
9791 Richard Sandiford <rdsandiford@googlemail.com>
9793 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
9794 (SYMBOL_32_HIGH): Likewise.
9795 (mips_output_tls_reloc_directive): Declare.
9796 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
9797 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
9798 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
9799 (mips_lo_relocs, mips_hi_relocs): Make extern.
9800 (mips16_stub_function): Move up file.
9801 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
9802 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
9803 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
9804 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
9805 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
9806 (mips_get_tp): Add MIPS16 support.
9807 (mips_legitimize_tls_address): Remove MIPS16 sorry().
9808 Generalize DTPREL and TPREL handling.
9809 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
9810 Add MIPS16 TLS support.
9811 (mips_output_tls_reloc_directive): New function.
9812 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
9813 * config/mips/predicates.md (symbolic_operand_with_high)
9814 (tls_reloc_operand): New predicates.
9815 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
9816 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
9817 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
9818 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
9819 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
9820 (*tls_get_tp_mips16_call_<mode>): Likewise.
9822 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
9824 PR rtl-optimization/51821
9825 * recog.c (peep2_find_free_register): Determine clobbered registers
9828 2012-01-14 Denis Chertykov <chertykov@gmail.com>
9831 * config/avr/avr-protos.h: Revert change of 2012-01-09.
9832 * config/avr/avr.c: Likewise.
9833 * config/avr/avr.h: Likewise.
9835 2012-01-13 Ian Lance Taylor <iant@google.com>
9838 * tree.h (TYPE_QUALS): Add cast to int.
9839 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
9841 2012-01-13 Ian Lance Taylor <iant@google.com>
9843 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
9844 comparing param_index to VEC_length result.
9846 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
9848 * c-decl.c: Do not include tree-mudflap.h
9849 * tree-optimize.c: Likewise.
9850 * Makefile.in: Update dependencies.
9852 2012-01-13 Richard Guenther <rguenther@suse.de>
9855 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
9856 variable-sized result always use RSO.
9858 2012-01-12 DJ Delorie <dj@redhat.com>
9860 * cfgexpand.c (convert_debug_memory_address): Allow any valid
9861 pointer type, not just the default pointer type.
9863 2012-01-09 Richard Henderson <rth@redhat.com>
9864 Denis Chertykov <chertykov@gmail.com>
9867 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
9868 * config/avr/avr.c (avr_can_eliminate): Simplify.
9869 (avr_initial_elimination_offset): Likewise.
9870 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
9871 (expand_epilogue): Likewise.
9872 (avr_legitimize_address): Gut.
9873 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
9874 (avr_hard_regno_nregs): New.
9875 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
9876 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
9877 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
9878 add soft frame pointer.
9879 (CALL_USED_REGISTERS): Likewise.
9880 (REG_CLASS_CONTENTS): Likewise.
9881 (REGISTER_NAMES): Likewise.
9882 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
9883 (HARD_FRAME_POINTER_REGNUM): New.
9884 (FRAME_POINTER_REGNUM): Use soft frame pointer.
9885 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
9886 remove the HARD_FRAME_POINTER self-elimination.
9888 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
9891 * config/avr/avr.c (avr_encode_section_info): Test for absence of
9892 DECL_EXTERNAL when checking for initializers of progmem variables.
9894 2012-01-12 Ira Rosen <irar@il.ibm.com>
9896 PR tree-optimization/51799
9897 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
9898 that the last operation is a type demotion.
9900 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
9902 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
9903 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
9905 2012-01-11 Jakub Jelinek <jakub@redhat.com>
9908 * combine.c (distribute_notes): If i3 is a noreturn call,
9909 allow old_size to be equal to args_size and make sure the
9910 noreturn call gets REG_ARGS_SIZE note.
9911 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
9912 on noreturn calls even when the delta is 0.
9914 2012-01-11 Nathan Sidwell <nathan@acm.org>
9916 * gcov.c (STRING_SIZE): Remove.
9917 (generate_results): Erase annotations for source files with no
9918 coverage information.
9920 (output_lines): Use it.
9922 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
9924 * gimple.h (gimplify_body): Remove first argument.
9925 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
9926 pointer set here, instead just pass DATA to walk_tree.
9927 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
9928 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
9929 (unvisit_body): Likewise, but with unmark_visited.
9930 (gimplify_body): Remove BODY_P argument and adjust.
9931 (gimplify_function_tree): Adjust call to gimplify_body.
9932 * omp-low.c (finalize_task_copyfn): Likewise.
9934 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
9936 * tree.h (build_function_decl_skip_args): Add boolean parameter.
9937 (build_function_type_skip_args): Delete.
9938 * tree.c (build_function_type_skip_args): Make static and add
9939 SKIP_RETURN parameter. Fix thinko in the handling of variants.
9940 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
9941 pass it to build_function_type_skip_args.
9942 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
9943 (tree_function_versioning): Likewise.
9944 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
9945 build_function_decl_skip_args.
9946 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
9947 and pass it to build_function_decl_skip_args/tree_function_versioning.
9948 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
9949 * ipa-inline-transform.c (save_inline_function_body): Likewise.
9950 * trans-mem.c (ipa_tm_create_version): Likewise.
9951 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
9952 * tree-inline.c (declare_return_variable): Remove always-true test.
9953 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
9954 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
9955 * ipa-split.c (split_function): Skip the return value for the split
9956 part if it doesn't return.
9958 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9960 PR tree-optimization/49642
9961 * ipa-split.c (forbidden_dominators): New variable.
9962 (check_forbidden_calls): New function.
9963 (dominated_by_forbidden): Likewise.
9964 (consider_split): Check for forbidden dominators.
9965 (execute_split_functions): Initialize and free forbidden
9966 dominators info; call check_forbidden_calls.
9968 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
9970 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
9972 2012-01-11 Nick Clifton <nickc@redhat.com>
9974 * config/rx/rx.md (return): Define pattern.
9976 2012-01-11 Richard Guenther <rguenther@suse.de>
9978 * doc/extend.texi (malloc attribute): Adjust according to
9981 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
9982 Patrick Marlier <patrick.marlier@gmail.com>
9985 * trans-mem.c (get_cg_data): Traverse aliases if requested.
9986 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
9987 (ipa_tm_note_irrevocable): Same.
9988 (ipa_tm_scan_irr_block): Same.
9989 (ipa_tm_decrement_clone_counts): Same.
9990 (ipa_tm_scan_irr_function): Same.
9991 (ipa_tm_create_version_alias): Same.
9992 (ipa_tm_create_version): Same.
9993 (ipa_tm_transform_calls_redirect): Same.
9994 (ipa_tm_transform_calls): Same.
9995 (ipa_tm_transform_transaction): Same.
9996 (ipa_tm_execute): Same.
9998 2012-01-10 Richard Guenther <rguenther@suse.de>
10000 PR middle-end/51806
10001 * opts.c (common_handle_option): Handle -Werror.
10003 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
10005 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
10008 2012-01-10 Jason Merrill <jason@redhat.com>
10010 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
10013 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10015 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
10016 supports R_386_TLS_GD_PLT reloc.
10017 (gcc_cv_as_ix86_tlsldmplt): Check if linker
10018 supports R_386_TLS_LDM_PLT reloc.
10019 * configure: Regenerate.
10020 * config.in: Regenerate.
10022 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
10025 Extend __pgmx semantics to linearize memory.
10026 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
10027 determine if code comes inline or from libgcc.
10028 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
10029 (movmem_qi, movmem_qi): Set constraint #2 to "n".
10030 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
10031 (movmemx_qi, movmemx_hi): New insns.
10032 (xload_<mode>_libgcc): Rewrite to new insn condition.
10033 (xload_<mode>): Remove insns.
10034 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
10035 cases that don't satisfy avr_xload_libgcc_p().
10036 (avr_addr_space_convert): Allow converting in any direction.
10037 (avr_addr_space_subset_p): Return always true.
10038 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
10039 (avr_emit_movmemhi): Ditto.
10040 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
10041 (avr_out_movmem): Ditto.
10042 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
10043 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
10044 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
10045 (avr_encode_section_info): Encode 'progmem' in symbol flags.
10046 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
10048 2012-01-10 Richard Guenther <rguenther@suse.de>
10050 PR tree-optimization/50913
10051 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
10052 Require data-refs to be representable by Graphite with respect
10055 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
10057 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
10058 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
10060 2012-01-10 Tom de Vries <tom@codesourcery.com>
10062 PR rtl-optimization/51271
10063 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
10064 handling annulled branch.
10066 2012-01-10 Richard Henderson <rth@redhat.com>
10068 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
10069 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
10070 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
10071 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
10072 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
10073 arm_expand_vec_perm_const): New.
10074 * config/arm/arm-protos.h: Update.
10075 * config/arm/neon.md (UNSPEC_VCONCAT): New.
10076 (*neon_vswp<VDQX>): New.
10077 (neon_vcombine<VDX>): Use neon_split_vcombine.
10078 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
10079 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
10080 (vec_perm<VE>): New.
10082 2012-01-10 Richard Henderson <rth@redhat.com>
10084 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
10085 use it if reload_completed.
10086 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
10087 arm_output_asm_insn, arm_process_output_memory_barrier,
10088 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
10089 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
10090 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
10091 arm_process_output_sync_insn, arm_output_sync_insn,
10092 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
10093 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
10094 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
10095 (emit_unlikely_jump): New.
10096 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
10097 (arm_split_atomic_op): New.
10098 * config/arm/arm-protos.h: Update.
10099 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
10100 (struct arm_sync_generator): Remove.
10101 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
10102 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
10103 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
10104 (VUNSPEC_LL, VUNSPEC_SC): New.
10105 (sync_result, sync_memory, sync_required_value, sync_new_value,
10106 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
10107 (attr length): Don't use arm_sync_loop_insns.
10108 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
10109 (movsfcc, movdfcc): Likewise.
10110 * config/arm/constraints.md (Ua): New.
10111 * config/arm/prediates.md (mem_noofs_operand): New.
10112 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
10113 (sync_clobber, sync_t2_reqd): Remove.
10114 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
10115 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
10116 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
10117 (arm_sync_compare_and_swap<SIDI>): Remove.
10118 (arm_sync_compare_and_swap<NARROW>): Remove.
10119 (arm_sync_lock_test_and_set<SIDI>): Remove.
10120 (arm_sync_lock_test_and_set<NARROW>): Remove.
10121 (arm_sync_new_<syncop><SIDI>): Remove.
10122 (arm_sync_new_<syncop><NARROW>): Remove.
10123 (arm_sync_new_nand<SIDI>): Remove.
10124 (arm_sync_new_nand<NARROW>): Remove.
10125 (arm_sync_old_<syncop><SIDI>): Remove.
10126 (arm_sync_old_<syncop><NARROW>): Remove.
10127 (arm_sync_old_nand<SIDI>): Remove.
10128 (arm_sync_old_nand<NARROW>): Remove.
10129 (*memory_barrier): Merge arm_output_memory_barrier.
10130 (atomic_compare_and_swap<QHSD>): New.
10131 (atomic_compare_and_swap<NARROW>_1): New.
10132 (atomic_compare_and_swap<SIDI>_1): New.
10133 (atomic_exchange<QHSD>): New.
10134 (cas_cmp_operand, cas_cmp_str): New.
10135 (atomic_op_operand, atomic_op_str): New.
10136 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
10137 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
10138 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
10139 (arm_load_exclusive<NARROW>): New.
10140 (arm_load_exclusivesi, arm_load_exclusivedi): New.
10141 (arm_store_exclusive<QHSD>): New.
10143 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
10145 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
10146 reload patterns if -mvsx-scalar-memory.
10148 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
10149 generated, even -mno-vsx-scalar-double was used.
10150 (vsx_xscvdpsp_scalar): Likewise.
10151 (vsx_xscvspdp_scalar2): Likewise.
10153 2012-01-09 Tom de Vries <tom@codesourcery.com>
10154 Andrew Pinski <apinski@cavium.com>
10157 * reorg.c (fill_slots_from_thread): Don't speculate
10158 frame-related insns.
10160 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
10162 * sched-int.h (bb_note): Move to...
10163 * basic-block.h: ...here.
10164 * haifa-sched.c (bb_note): Move to...
10165 * cfgrtl.c: ...here.
10166 * function.c (next_block_for_reg): New function.
10167 (move_insn_for_shrink_wrap): Likewise.
10168 (prepare_shrink_wrap): Rewrite to use the above.
10170 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
10172 * gimple.c (is_gimple_non_addressable): Remove.
10173 * gimple.h: Remove is_gimple_non_addressable.
10174 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
10175 is_gimple_non_addressable.
10176 * trans-mem.c (expand_assign_tm): Same.
10178 2012-01-09 Richard Guenther <rguenther@suse.de>
10180 PR tree-optimization/51775
10181 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
10182 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
10184 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
10186 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
10188 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
10190 2012-01-09 Richard Guenther <rguenther@suse.de>
10192 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
10194 2012-01-08 Jan Hubicka <jh@suse.cz>
10196 PR tree-optimize/51680
10197 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
10198 on when known_vals needs to be computed; cleanup.
10200 2012-01-08 Jan Hubicka <jh@suse.cz>
10202 PR tree-optimize/51694
10203 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
10205 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
10207 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
10208 for -std=c++98 and -std=c++11 too.
10210 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
10212 * cfgloop.c (cancel_loop): Add free() of bbs array.
10214 2012-01-07 Jan Hubicka <jh@suse.cz>
10216 PR tree-optimization/51600
10217 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
10218 that benefits small functions.
10220 2012-01-07 Jan Hubicka <jh@suse.cz>
10222 * ipa-inline.c (want_inline_small_function_p): Fix formating.
10224 2012-01-07 Jan Hubicka <jh@suse.cz>
10226 PR tree-optimization/51680
10227 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
10228 whose inlining reduce unit size.
10230 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
10233 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
10234 Add canonical node to containing_mem chain after the non-canonical
10235 one, even if there weren't any locs to propagate.
10236 (remove_useless_values): Keep only canonical values.
10237 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
10238 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
10239 canonicalize mem_chain elements that are not discarded.
10241 2012-01-06 Jakub Jelinek <jakub@redhat.com>
10244 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
10245 before emitting functions.
10247 PR gcov-profile/50127
10248 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
10249 clear_aux_for_blocks.
10251 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
10254 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
10256 2012-01-06 Arnaud Charlet <charlet@adacore.com>
10258 * c-decl.c (ext_block): Moved up.
10259 (collect_all_refs, for_each_global_decl): Take ext_block into account.
10261 2012-01-06 Han Shen <shenhan@google.com>
10263 Translate built-in include paths for sysroot.
10264 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
10265 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
10267 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
10268 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
10270 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
10271 control whether sysroot should be prepended to gxx include dir.
10273 * configure: Regenerate.
10275 2012-01-06 Torvald Riegel <triegel@redhat.com>
10277 PR rtl-optimization/51771
10278 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
10279 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
10281 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
10283 PR tree-optimization/51315
10284 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
10285 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
10287 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
10290 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
10291 for shrp pattern. Correctly handle and fixup shift variable.
10292 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
10294 2012-01-05 Jakub Jelinek <jakub@redhat.com>
10297 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
10298 note when !ACCUMULATE_OUTGOING_ARGS.
10300 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
10302 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
10304 (extract_range_from_unary_expr_1): Avoid useless computations.
10306 2012-01-05 Jakub Jelinek <jakub@redhat.com>
10308 PR rtl-optimization/51767
10309 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
10310 of jump_block and add an extra edge for degenerated asm gotos.
10312 PR middle-end/51768
10313 * stmt.c (check_unique_operand_names): Don't ICE during error
10314 reporting if i is from labels chain.
10316 PR middle-end/44777
10317 * profile.c (branch_prob): Split bbs that have exit edge
10318 and need a fake entry edge too.
10320 2012-01-05 Jan Hubicka <jh@suse.cz>
10322 PR middle-end/49710
10323 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
10326 2012-01-05 Richard Guenther <rguenther@suse.de>
10329 * tree-streamer-out.c (write_ts_optimization): New function.
10330 (streamer_write_tree_body): Call it.
10331 * tree-streamer-in.c (lto_input_ts_optimization): New function.
10332 (streamer_read_tree_body): Call it.
10333 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
10335 2012-01-05 Jakub Jelinek <jakub@redhat.com>
10337 PR middle-end/51761
10338 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
10339 * gimplify.c (gimplify_cleanup_point_expr): Save and set
10340 in_cleanup_point_expr before gimplify_stmt call and restore it
10342 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
10343 in_cleanup_point_expr is false.
10345 2012-01-05 Richard Guenther <rguenther@suse.de>
10347 PR middle-end/51764
10348 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
10350 * toplev.c (process_options): Reject combining mudflap and LTO.
10351 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
10353 2012-01-05 Richard Guenther <rguenther@suse.de>
10355 PR tree-optimization/51760
10356 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
10358 (bit_value_unop): Handle UNDEFINED operands.
10359 (bit_value_binop): Likewise.
10361 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
10363 * config/avr/avr.c (avr_replace_prefix): Remove.
10364 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
10365 (avr_asm_function_rodata_section): Ditto.
10366 (avr_asm_select_section): Ditto.
10368 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
10370 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
10373 2012-01-05 Jakub Jelinek <jakub@redhat.com>
10376 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
10377 calls that have any non-fake successor edges.
10380 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
10382 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
10384 PR tree-optimization/51624
10385 * tree-sra.c (build_ref_for_model): When replicating a chain of
10386 COMPONENT_REFs, stop as soon as the offset would become negative.
10388 2012-01-04 Jakub Jelinek <jakub@redhat.com>
10391 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
10392 in .debug_loc on the floor.
10394 2012-01-04 Andrew Pinski <apinski@cavium.com>
10396 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
10398 2012-01-04 Andrew Pinski <apinski@cavium.com>
10399 Adam Nemet <anemet@caviumnetworks.com>
10401 * config/mips/mips.md (size): Add SI and DI.
10402 (SIZE): New mode attribute.
10403 (U): New code attribute.
10404 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
10405 (mips_lbux_<mode>): Delete.
10406 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
10407 (mips_lhx): Use gen_mips_lhx_extsi.
10408 (mips_lhx_<mode>): Delete.
10409 (mips_lwx): Delete.
10410 (mips_l<size>x): New expand.
10411 (mips_lwx_<mode>): Delete.
10412 (mips_l<GPR:size>x_<P:mode>): New pattern.
10413 (*mips_lw<u>x_<P:mode>_ext): Likewise.
10414 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
10415 * config/mips/mips.c (mips_lx_address_p): New function.
10416 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
10417 (dsp64): New availability predicate.
10418 (mips_builtins): Add an entry for __builtin_mips_ldx.
10419 * config/mips/mips.h (ISA_HAS_LBX): New define.
10420 (ISA_HAS_LBUX): Likewise.
10421 (ISA_HAS_LHX): Likewise.
10422 (ISA_HAS_LHUX): Likewise.
10423 (ISA_HAS_LWX): Likewise.
10424 (ISA_HAS_LWUX): Likewise.
10425 (ISA_HAS_LDX): Likewise.
10426 * doc/extend.texi (__builtin_mips_ldx): Document.
10428 2012-01-04 Tristan Gingold <gingold@adacore.com>
10430 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
10431 when long pointers are used.
10432 * config.build (*-*-*vms*): Handle all OpenVMS targets.
10433 (alpha64-dec-*vms*, alpha*-dec-*vms*)
10434 (ia64-hp-*vms*): Remove.
10435 * config/vms/xm-vms64.h: Delete.
10437 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
10439 PR middle-end/51472
10440 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
10442 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
10444 * opts.c (finish_options): Remove duplicate sorry.
10446 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
10448 PR middle-end/51696
10449 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
10452 2012-01-04 Richard Guenther <rguenther@suse.de>
10454 PR middle-end/51750
10455 * tree.c (size_low_cst): New function.
10456 * tree.h (size_low_cst): Declare.
10457 * fold-const.c (fold_comparison): Use it to extract the low
10458 part of the POINTER_PLUS_EXPR offset.
10460 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
10462 Fix clearing ZERO_REG
10463 * config/avr/avr.md (cc): Add alternative "ldi".
10464 (movqi_insn): Use it in cc attribute.
10465 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
10466 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
10467 (output_reload_insisf): Use ZERO_REG to pre-clear register.
10469 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10471 * configure: Regenerate.
10473 2012-01-04 Richard Guenther <rguenther@suse.de>
10475 PR tree-optimization/49651
10476 * tree-ssa-structalias.c (type_can_have_subvars): New function.
10477 (var_can_have_subvars): Use it.
10478 (get_constraint_for_1): Only consider subfields if there can be any.
10480 2012-01-03 Jakub Jelinek <jakub@redhat.com>
10483 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
10484 to its new canonical_cselib_val and the cselib_val was in
10485 first_containing_mem chain, but the canonical_cselib_val was not,
10486 add the latter into the chain.
10487 (cselib_invalidate_mem): Compare canonical_cselib_val of
10488 addr_list chain elt with v.
10491 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
10492 dwarf2out_undef): Allocate e.info using ggc_strdup instead
10494 (output_macinfo_op): Don't ggc_strdup fd->filename.
10495 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
10496 then ggc_strdup it. Don't free inc->info or cur->info.
10497 (output_macinfo): Don't free ref->info or file->info.
10499 2012-01-03 Ira Rosen <irar@il.ibm.com>
10501 PR tree-optimization/51269
10502 * tree-vect-loop-manip.c (set_prologue_iterations): Make
10503 first_niters a pointer.
10504 (slpeel_tree_peel_loop_to_edge): Likewise.
10505 (vect_do_peeling_for_loop_bound): Update call to
10506 slpeel_tree_peel_loop_to_edge.
10507 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
10508 here. Remove it from the parameters list.
10509 (vect_do_peeling_for_alignment): Update calls and compute
10510 wide_prolog_niters.
10512 2012-01-03 Richard Guenther <rguenther@suse.de>
10514 PR tree-optimization/51070
10515 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
10516 Properly handle calls.
10518 2012-01-03 Richard Guenther <rguenther@suse.de>
10520 PR tree-optimization/51692
10521 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
10522 the LHS of allocation stmts.
10524 2012-01-03 Olivier Hainque <hainque@adacore.com>
10526 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
10528 2012-01-03 Olivier Hainque <hainque@adacore.com>
10530 * collect2.c (main): In AIX specific computations for vector
10531 insertions, use CONST_CAST2 to cast from char ** to const char **.
10533 2012-01-03 Richard Guenther <rguenther@suse.de>
10536 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
10537 the context of a limbo DIE when it does not already exist.
10539 2012-01-03 Jakub Jelinek <jakub@redhat.com>
10541 PR tree-optimization/51719
10542 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
10543 but direct call is, clear direct call's lhs and don't add fallthrough
10544 edge from dcall_bb to join_bb and PHIs.
10546 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10548 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
10549 the instructions emitted by the pattern.
10550 ("*TDC_insn_<mode>"): Add comment.
10552 2012-01-03 Richard Guenther <rguenther@suse.de>
10554 PR middle-end/51730
10555 * fold-const.c (fold_comparison): Properly canonicalize
10556 tree offset and HOST_WIDE_INT bit position.
10558 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
10560 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
10561 operands for extzv pattern.
10563 2012-01-02 Jakub Jelinek <jakub@redhat.com>
10566 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
10569 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
10571 * doc/invoke.texi (-flto and related options): Copy-edit.
10573 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
10575 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
10577 2012-01-02 Jakub Jelinek <jakub@redhat.com>
10579 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
10582 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
10584 * expr.h (move_by_pieces_ninsns): Declare.
10585 * expr.c (move_by_pieces_ninsns): Make external.
10586 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
10587 (mips_store_by_pieces_p): Likewise.
10588 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
10589 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
10590 * config/mips/mips.c (mips_move_by_pieces_p): New function.
10591 (mips_store_by_pieces_p): Likewise.
10593 2012-01-02 Jakub Jelinek <jakub@redhat.com>
10595 * passes.c (register_one_dump_file): Free full_name.
10597 * reload1.c (reload): Don't allocate reg_max_ref_width here.
10598 (calculate_elim_costs_all_insns): Free offsets_at and
10599 offsets_known_at at the end and clear the pointers.
10601 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10603 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
10604 this option introduced in r180739.
10606 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10609 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
10610 (tmake_file target=avr): Add avr/t-multilib.
10612 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
10613 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
10614 * config/avr/genmultilib.awk: New file.
10615 * config/avr/t-multilib: New auto-generated file.
10616 * config/avr/multilib.h: New auto-generated file.
10617 * config/avr/t-avr (AVR_MCUS): New variable.
10618 (genopt.sh): Use it.
10619 (s-mlib): Depend on t-multilib.
10620 (t-multilib, multilib.h): New dependencies.
10621 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
10622 (MULTILIB_OPTIONS): Remove.
10623 (MULTILIB_MATCHES): Remove.
10624 (MULTILIB_DIRNAMES): Remove.
10625 (MULTILIB_EXCEPTIONS): Remove:
10626 * config/avr/genopt.sh: Don't use hard coded file name;
10627 pass AVR_MCUS from t-avr instead.
10629 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10631 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
10633 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10635 Implement light-weight DImode support.
10636 * config/avr/avr-dimode.md: New file.
10637 * config/avr/avr.md: Include it.
10638 (adjust_len): Add plus64, compare64.
10639 (HIDI): Remove code iterator.
10640 (code_stdname): New code attribute.
10641 (rotx, rotsmode): Remove DI.
10642 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
10644 * config/avr/avr-protos.h (avr_have_dimode): New.
10645 (avr_out_plus64, avr_out_compare64): New.
10646 * config/avr/avr.c (avr_out_compare): Handle DImode.
10647 (avr_have_dimode): New variable definition and initialization.
10648 (avr_out_compare64, avr_out_plus64): New functions.
10649 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
10650 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
10651 (avr_compare_pattern): Skip DImode comparisons.
10653 2012-01-02 Revital Eres <revital.eres@linaro.org>
10655 * ddg.c (def_has_ccmode_p): New function.
10656 (add_cross_iteration_register_deps,
10657 create_ddg_dep_from_intra_loop_link): Call it.
10659 2012-01-02 Richard Guenther <rguenther@suse.de>
10662 * invoke.texi (fassociative-math): Remove spurious paranthesis.
10664 2012-01-01 Jakub Jelinek <jakub@redhat.com>
10666 * gcc.c (process_command): Update copyright notice dates.
10667 * gcov.c (print_version): Likewise.
10668 * gcov-dump.c (print_version): Likewise.
10669 * mips-tfile.c (main): Likewise.
10670 * mips-tdump.c (main): Likewise.
10672 2012-01-01 Ira Rosen <irar@il.ibm.com>
10674 PR tree-optimization/51704
10675 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
10676 a use is inside the basic block or loop before accessing its vect info.
10678 2012-01-01 Jan Hubicka <jhjh@suse.cz>
10680 PR rtl-optimization/51069
10681 * cfgloopmanip.c (remove_path): Removing path making irreducible
10682 region unconditional makes BB part of the region.
10684 2012-01-01 Jakub Jelinek <jakub@redhat.com>
10686 PR tree-optimization/51683
10687 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
10688 calls with side-effects.
10689 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
10691 Copyright (C) 2012 Free Software Foundation, Inc.
10693 Copying and distribution of this file, with or without modification,
10694 are permitted in any medium without royalty provided the copyright
10695 notice and this notice are preserved.