1 2012-05-11 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/53295
4 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
6 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
7 strides when analyzing data-references in a loop context.
8 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
9 non-constant strides for now.
10 (vect_enhance_data_refs_alignment): Ignore data references
11 that are strided loads.
12 (vect_analyze_data_ref_access): Handle non-constant strides.
13 (vect_check_strided_load): Verify the data-reference is a load.
14 (vect_analyze_data_refs): Restructure to make strided load
15 support not dependent on gather support.
16 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
17 when doing strided or gather loads.
18 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
19 integer_zerop to compare stride with zero.
21 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
23 * config/i386/driver-i386.c (host_detect_local_cpu): Support
26 2012-05-11 Jan Hubicka <jh@suse.cz>
29 * varpool.c (varpool_assemble_decl): Also output constat pool entries
30 that output_constant_pool missed.
32 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
34 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
37 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
40 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
42 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
44 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
45 optimization for TARGET_AVX.
46 (*movti_internal_sse): Ditto.
47 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
48 (*movdi_internal): Ditto.
49 (*movsi_internal): Ditto.
50 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
51 (*movdf_internal_rex64): Ditto.
52 (*movfd_internal): Ditto.
53 (*movsf_internal): Ditto.
54 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
56 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
58 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
59 reference as size attribute.
61 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
62 Tristan Gingold <gingold@adacore.com>
64 * doc/md.texi (Standard Names): Document probe_stack_address.
65 * explow.c (emit_stack_probe): Handle probe_stack_address.
66 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
67 (UNSPECV_PROBE_STACK_RANGE): Likewise.
68 (probe_stack_address): New insn.
69 (probe_stack_range): Likewise.
70 * config/ia64/ia64.c: Include common/common-target.h.
71 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
73 (ia64_emit_probe_stack_range): New function.
74 (output_probe_stack_range): Likewise.
75 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
76 builtin stack checking is enabled.
77 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
78 and UNSPECV_PROBE_STACK_ADDRESS.
79 (unknown_for_bundling_p): New predicate.
80 (group_barrier_needed): Use important_for_bundling_p.
81 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
82 (issue_nops_and_insn): Likewise.
84 (final_emit_insn_group_barriers): Likewise.
85 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
86 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
87 (STACK_CHECK_PROTECT): Likewise.
88 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
90 2012-05-10 Jan Hubicka <jh@suse.cz>
92 * ipa-inline.c (update_all_callee_keys): Remove.
93 (inline_small_functions): Simplify priority updating.
95 2012-05-10 Jan Hubicka <jh@suse.cz>
97 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
99 2012-05-10 Jan Hubicka <jh@suse.cz>
101 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
102 (symtab_remove_unreachable_nodes): ... this one.
103 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
104 * cgraphunit.c (ipa_passes): Update.
105 * cgraphclones.c (cgraph_materialize_all_clones): Update.
106 * cgraph.c (cgraph_release_function_body): Only turn initial
107 into error mark when initial was previously set.
108 * ipa-inline.c (ipa_inline): Update.
109 * ipa.c: Include ipa-inline.h
110 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
111 (enqueue_node): New function.
112 (process_references): Update.
113 (symtab_remove_unreachable_nodes): Cleanup.
114 * passes.c (execute_todo, execute_one_pass): Update.
116 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
118 PR rtl-optimization/53125
119 * ira.c (ira): Call find_moveable_pseudos and
120 move_unallocated_pseudos if only ira_conflicts_p is true.
122 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
124 * config/i386/i386.md (*movoi_internal_avx): Handle
125 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
126 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
127 (*movti_internal_sse): Ditto.
128 (*movtf_internal): Ditto.
129 * config/i386/sse.md (ssePSmode): New mode attribute.
130 (*move<mode>_internal): Use ssePSmode.
131 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
132 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
133 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
134 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
136 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
138 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
139 DECL_ORIGINAL_TYPE if it is present.
141 2012-05-10 Nick Clifton <nickc@redhat.com>
144 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
145 a "0" constraint to being a (match_dup 0).
147 2012-05-10 Richard Guenther <rguenther@suse.de>
149 * stor-layout.c (byte_from_pos): Amend comment.
151 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
153 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
154 Document requirement to call in constructors.
156 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
158 2012-05-10 Richard Guenther <rguenther@suse.de>
160 * tree.h (TYPE_IS_SIZETYPE): Remove.
161 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
162 (extract_muldiv_1): Likewise.
163 * gimple.c (gtc_visit): Likewise.
164 (gimple_types_compatible_p): Likewise.
165 (iterative_hash_canonical_type): Likewise.
166 (gimple_canonical_types_compatible_p): Likewise.
167 * gimplify.c (gimplify_one_sizepos): Likewise.
168 * print-tree.c (print_node): Likewise.
169 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
171 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
174 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
175 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
176 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
177 instead of xop_mulv2div2di3_low.
178 (xop_p<macs>dql): Fix vec_select selector.
179 (xop_p<macs>dqh): Ditto.
180 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
181 (xop_mulv2div2di3_high): Ditto.
183 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
186 * diagnostic.h (diagnostic_context): Add last_location.
187 * diagnostic.c (diagnostic_initialize): Initialize it.
188 (diagnostic_show_locus): Use it.
190 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
192 * doc/extend.texi (Function Attributes): Point xref to section
195 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
197 * config/i386/i386.c (*movdf_internal_rex64): Remove
198 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
199 Calculate "mode" attribute according to
200 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
201 (*movdf_internal): Ditto.
203 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
206 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
207 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
208 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
209 or when optimizing for size.
210 * config/i386/sse.md (*mov<mode>_internal): Remove
211 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
212 Calculate "mode" attribute according to optimize_function_for_size_p
213 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
214 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
215 depending on the mode of the instruction. Calculate "mode" attribute
216 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
217 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
218 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
220 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
223 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
224 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
225 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
226 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
227 (expand_prologue): Move initialization of cfun->machine->is_naked,
228 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
229 (avr_set_current_function): ...this new static function.
230 (TARGET_SET_CURRENT_FUNCTION): New define.
231 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
232 checking attributes of current_function_decl.
233 (avr_regs_to_save): Ditto.
234 (signal_function_p): Rename to avr_signal_function_p.
235 (interrupt_function_p): Rename to avr_interrupt_function_p.
237 * doc/extend.texi (Function Attributes): Better explanation of
238 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
241 2012-05-09 Michael Matz <matz@suse.de>
243 PR tree-optimization/53185
244 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
245 peeling when we see strided loads.
247 2012-05-09 Matthias Klose <doko@ubuntu.com>
249 * gcc-ar.c (main): Don't check for execute bits for the plugin.
251 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
253 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
254 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
255 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
256 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
257 (USE_LOAD_POST_INCREMENT): Define.
258 (USE_LOAD_PRE_INCREMENT): Define.
259 (USE_LOAD_POST_DECREMENT): Define.
260 (USE_LOAD_PRE_DECREMENT): Define.
261 (USE_STORE_PRE_DECREMENT): Define.
262 (USE_STORE_PRE_INCREMENT): Define.
263 (USE_STORE_POST_DECREMENT): Define.
264 (USE_STORE_POST_INCREMENT): Define.
265 (arm_auto_incmodes): Add enumeration.
266 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
267 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
269 2012-05-09 Jakub Jelinek <jakub@redhat.com>
271 PR tree-optimization/53226
272 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
273 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
274 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
275 doesn't need to be revisited, look for earliest stmt with
276 !gimple_plf (stmt, GF_PLF_1) if something changed.
278 2012-05-09 Terry Guo <terry.guo@arm.com>
280 * genmultilib: Update copyright dates.
281 * doc/fragments.texi: Ditto.
283 2012-05-09 Terry Guo <terry.guo@arm.com>
285 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
286 * genmultilib (MULTILIB_REQUIRED): New.
287 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
289 2012-05-09 Richard Guenther <rguenther@suse.de>
291 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
292 (vect_do_peeling_for_loop_bound): Likewise.
293 (vect_do_peeling_for_alignment): Likewise.
294 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
295 (vect_do_peeling_for_loop_bound): Get check_profitability and
296 threshold as parameters.
297 (vect_do_peeling_for_alignment): Likewise.
298 (vect_loop_versioning): Likewise.
299 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
300 and threshold here. Control where to put the check here.
302 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
305 * dwarf2out.h (get_address_mode): Move declaration to...
307 * dwarf2out.c (get_address_mode): Move definition to...
308 * rtlanal.c: ...here.
309 * var-tracking.c (get_address_mode): Delete.
310 * combine.c (find_split_point): Use get_address_mode instead of
311 targetm.addr_space.address_mode.
312 * cselib.c (cselib_record_sets): Likewise.
313 * dse.c (canon_address, record_store): Likewise.
314 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
315 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
316 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
317 (expand_expr_real_1): Likewise.
318 * ifcvt.c (noce_try_cmove_arith): Likewise.
319 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
320 * reload.c (find_reloads): Likewise.
321 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
322 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
324 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
326 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
327 information from the instruction produced.
329 2012-05-09 Richard Guenther <rguenther@suse.de>
331 * stor-layout.c (bit_from_pos): Document.
332 (byte_from_pos): Likewise. Optimize.
333 (pos_from_bit): Likewise.
334 (normalize_offset): Use pos_from_bit instead of replicating it.
336 2012-05-09 Alan Modra <amodra@gmail.com>
339 * config/rs6000/rs6000.c (gen_frame_set): New function.
340 (gen_frame_load, gen_frame_store): New functions.
341 (rs6000_savres_rtx): Use the above.
342 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
343 Correct mode used for CR2 in save/restore_world patterns.
344 Don't emit instructions for eh_return frame unwind reg info.
346 2012-05-08 Jan Hubicka <jh@suse.cz>
348 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
350 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
352 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
354 (compile_file): Do not output variables.
355 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
357 * langhooks.c: Include timevar.h
358 (write_global_declarations): Finalize compilation unit after wrapup;
359 set timevars correctly.
360 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
361 not to be added to varpool.
362 * varpool.c (varpool_assemble_decl): Sanity check that we are called
363 only on cases where it makes sense; skip constant pool and value expr
366 2012-05-08 David S. Miller <davem@davemloft.net>
368 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
369 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
370 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
372 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
374 PR rtl-optimization/53278
375 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
376 speed_p code from earlier patch.
378 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
381 * config/sh/sh.md (*branch_true, *branch_false): New insns.
383 2012-05-08 Teresa Johnson <tejohnson@google.com>
385 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
386 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
388 2012-05-08 Jan Hubicka <jh@suse.cz>
390 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
391 (cgraph_create_node_1): Rename to ...
392 (cgraph_create_empty_node): ... this one; export.
393 (cgraph_create_node): Update.
394 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
395 (cgraph_create_edge_including_clones): Likewise.
396 (cgraph_find_replacement_node): Likewise.
397 (cgraph_clone_edge): Likewise.
398 (cgraph_clone_node): Likewise.
399 (clone_function_name): Likewise.
400 (cgraph_create_virtual_clone): Likewise.
401 (cgraph_remove_node_and_inline_clones): Likewise.
402 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
403 * cgraph.h: Reorder declarations so they match file of origin.
404 (cgraph_create_empty_node): Declare.
405 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
406 (cgraph_copy_node_for_versioning): Likewise.
407 (cgraph_function_versioning): Likewise.
408 (cgraph_materialize_clone): Likewise.
409 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
410 (cgraph_materialize_all_clones): Likewise.
411 * cgraphclones.c: New file.
412 * Makefile.in: Update for cgraphclones.
414 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
417 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
418 (ix86_rtx_costs): Handle SET.
420 2012-05-08 Michael Matz <matz@suse.de>
422 * basic-block.h (struct rtl_bb_info): Remove visited member and
423 move head_ member to ...
424 (struct basic_block_def.basic_block_il_dependent): ... the new
425 member x, replacing but containing old member rtl.
426 (enum bb_flags): New BB_VISITED flag.
427 (BB_HEADER, BB_FOOTER): New macros.
429 * jump.c (mark_all_labels): Adjust.
430 * cfgcleanup.c (try_optimize_cfg): Adjust.
431 * cfglayout.c (record_effective_endpoints): Adjust.
432 (relink_block_chain): Ditto (and don't fiddle with visited).
433 (fixup_reorder_chain): Adjust.
434 (fixup_fallthru_exit_predecessor): Ditto.
435 (cfg_layout_duplicate_bb): Ditto.
436 * combine.c (update_cfg_for_uncondjump): Adjust.
437 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
438 (bb_visited_trace): New accessor.
439 (mark_bb_visited): Move in front.
440 (rotate_loop): Use bb_visited_trace.
441 (find_traces_1_round): Ditto.
442 (emit_barrier_after): Ditto.
443 (copy_bb): Ditto, and initialize visited on resize.
444 (reorder_basic_blocks): Initize visited member.
445 (duplicate_computed_gotos): Clear bb flags at start, use
448 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
449 (rtl_verify_flow_info_1): Ditto.
450 (cfg_layout_split_block): Ditto.
451 (cfg_layout_delete_block): Ditto.
452 (cfg_layout_merge_blocks): Ditto.
453 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
455 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
458 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
459 when a constant source operand matches an "I" constraint, the "no
460 CC0 change" applies to a register-destination only, not a
461 strict_low_part-destination.
463 2012-05-08 Richard Guenther <rguenther@suse.de>
465 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
466 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
468 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
470 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
472 * doc/avr-mmcu.texi: New auto-generated file.
473 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
474 to document all valid -mmcu= arguments.
476 * config/avr/avr.h (arch_info_s): New struct definition.
477 * config/avr/avr-devices.c (avr_texinfo): New variable.
478 * config/avr/gen-avr-mmcu-texi.c: New file.
479 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
481 2012-05-08 Dehao Chen <dehao@google.com>
483 * predict.c (find_qualified_ssa_name): New.
484 (find_ssa_name_in_expr): New.
485 (find_ssa_name_in_assign_stmt): New.
486 (is_comparison_with_loop_invariant_p): New.
487 (is_bound_expr_similar): New.
488 (predict_iv_comparison): New.
489 (predict_loops): Add heuristic for loop-nested branches that compare an
490 induction variable to a loop bound variable.
491 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
493 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
495 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
496 TARGET_BDVER2 defines where appropriate.
498 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
500 * configure.ac (PLUGIN_LD): Rename into...
501 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
502 * config.in: Regenerate.
503 * configure: Likewise.
504 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
506 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
508 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
509 computation using the precision of the index type.
510 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
511 (fold_array_ctor_reference): Do index computations in the index type.
513 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
515 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
516 down to plus_constant.
517 (expand_epilogue): Ditto.
519 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
521 * postreload.c (reload_cse_regs): Make static.
522 * reload.h (reload_cse_regs): Remove prototype.
524 2012-05-07 Richard Henderson <rth@redhat.com>
526 * config/alpha/alpha.md (clear_cache): New pattern.
528 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
531 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
532 is folded to a type boundary value, verify that the resulting case
533 label is still a care range.
535 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
537 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
538 only for TARGET_GENERIC, when not optimizing for size.
539 (*ffs<mode>_1): Ditto.
541 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
543 * tree-cfg.c (verify_gimple_switch): Tighten checks.
545 2012-05-07 Jakub Jelinek <jakub@redhat.com>
547 PR tree-optimization/53239
548 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
549 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
551 2012-05-07 Richard Guenther <rguenther@suse.de>
553 PR tree-optimization/53195
554 * tree-inline.c (setup_one_parameter): Properly add referenced
555 vars from the parameters new known value.
557 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
559 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
560 (sched_branch_type): Remove.
561 (m68k_sched_md_init_global): Don't allocate it.
562 (m68k_sched_md_finish_global): Don't free it.
563 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
564 * config/m68k/m68k.md: Set the type of insns using
565 m68k_sched_branch_type to bcc directly.
567 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
569 * config/sol2.c (solaris_override_options): New function.
570 * config/sol2-protos.h (solaris_override_options): Declare.
571 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
573 2012-05-07 Richard Guenther <rguenther@suse.de>
575 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
576 whether we failed to compute data dependences.
577 (loop_prefetch_arrays): Fail if we failed.
579 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
580 Paolo Bonzini <bonzini@gnu.org>
582 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
583 Emit bsf when optimizing for size.
584 (*ffs<mode>_1): Ditto.
586 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
589 * config/sh/sh.c (sh_rtx_costs): Handle SET.
591 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
594 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
595 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
596 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
598 (*bswapdi2_doubleword): New insn pattern.
599 (*bswap<mode>2): Rename from *bswap<mode>2_1.
601 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
603 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
604 (mips_set_reg_reg_cost): Likewise.
605 (mips_rtx_costs): Handle SET.
607 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
609 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
610 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
611 to compute the cost of moves. Set the mode of the target register.
613 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
615 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
616 plus_constant function.
617 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
618 that the mode is sensible.
619 (use_anchored_address, round_push, allocate_dynamic_stack_space)
620 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
623 * alias.c (canon_rtx): Likewise.
624 (init_alias_analysis): Likewise.
625 * builtins.c (expand_builtin_return_addr)
626 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
627 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
628 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
629 (expand_builtin_stpcpy): Likewise.
630 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
631 (compute_argument_addresses, internal_arg_pointer_based_exp)
632 (expand_call, emit_library_call_value_1): Likewise.
633 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
634 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
635 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
636 * cse.c (insert_const_anchor, find_reg_offset_for_const)
637 (use_related_value, fold_rtx): Likewise.
638 * cselib.c (cselib_subst_to_values): Likewise.
639 * dse.c (record_store, check_mem_read_rtx): Likewise.
640 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
641 * emit-rtl.c (adjust_address_1): Likewise.
642 * except.c (sjlj_emit_function_enter)
643 (expand_builtin_extract_return_addr)
644 (expand_builtin_frob_return_addr): Likewise.
645 * expmed.c (expand_divmod): Likewise.
646 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
647 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
648 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
649 * function.c (assign_stack_local_1)
650 (instantiate_virtual_regs_in_rtx): Likewise.
651 * optabs.c (prepare_cmp_insn): Likewise.
652 * recog.c (offsettable_address_addr_space_p): Likewise.
653 * reload.c (find_reloads_address, form_sum)
654 (find_reloads_subreg_address): Likewise.
655 * reload1.c (init_reload, eliminate_regs_1)
656 (eliminate_regs_in_insn): Likewise.
657 * simplify-rtx.c (simplify_unary_operation_1)
658 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
659 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
660 (vt_add_function_parameter): Likewise.
662 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
663 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
664 * config/alpha/alpha.c (alpha_legitimize_address_1)
665 (get_unaligned_address, alpha_expand_unaligned_load)
666 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
667 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
668 (alpha_expand_builtin_establish_vms_condition_handler)
669 (alpha_setup_incoming_varargs, emit_frame_store_1)
670 (alpha_expand_prologue, alpha_expand_epilogue)
671 (alpha_use_linkage): Likewise.
672 * config/alpha/alpha.md: Likewise.
674 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
675 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
676 (thumb_legitimize_address, arm_gen_load_multiple_1)
677 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
678 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
679 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
680 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
681 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
682 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
683 (thumb_expand_movmemqi, arm_set_return_address)
684 (thumb_set_return_address): Likewise.
685 * config/arm/arm.md: Likewise.
687 * config/avr/avr.c (avr_incoming_return_addr_rtx)
688 (avr_prologue_setup_frame, expand_epilogue)
689 (avr_const_address_lo16): Likewise.
691 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
692 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
693 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
694 (bfin_output_mi_thunk): Likewise.
696 * config/c6x/c6x.c (c6x_initialize_trampoline)
697 (c6x_output_mi_thunk): Likewise.
699 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
700 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
702 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
703 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
704 (cris_emit_movem_store, cris_trampoline_init): Likewise.
705 * config/cris/cris.md: Likewise.
707 * config/darwin.c (machopic_indirect_data_reference)
708 (machopic_legitimize_pic_address): Likewise.
710 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
711 (epiphany_expand_prologue, epiphany_expand_epilogue)
712 (epiphany_trampoline_init): Likewise.
713 * config/epiphany/epiphany.md: Likewise.
715 * config/fr30/fr30.c (fr30_move_double): Likewise.
717 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
718 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
719 (frv_index_memory, unspec_got_name, frv_find_base_term)
720 (frv_output_dwarf_dtprel): Likewise.
722 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
723 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
725 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
726 * config/i386/i386.c (setup_incoming_varargs_64)
727 (setup_incoming_varargs_ms_64, choose_baseaddr)
728 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
729 (ix86_emit_probe_stack_range, ix86_expand_prologue)
730 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
731 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
732 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
733 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
734 (x86_output_mi_thunk): Likewise.
735 * config/i386/i386.md: Likewise.
737 * config/ia64/ia64.c (ia64_expand_load_address)
738 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
739 (do_spill, ia64_trampoline_init): Likewise.
741 * config/iq2000/iq2000.c (iq2000_va_start)
742 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
743 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
744 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
746 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
748 * config/m32c/m32c.c (m32c_return_addr_rtx)
749 (m32c_expand_insv): Likewise.
751 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
752 (m32r_legitimize_pic_address, m32r_print_operand)
753 (m32r_print_operand_address): Likewise.
755 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
756 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
757 (EH_RETURN_HANDLER_RTX): Likewise.
758 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
759 (m68k_expand_epilogue, legitimize_pic_address)
760 (m68k_output_mi_thunk): Likewise.
761 * config/m68k/m68k.md: Likewise.
763 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
764 (mcore_expand_epilog): Likewise.
765 * config/mcore/mcore.md: Likewise.
767 * config/mep/mep.c (mep_allocate_initial_value)
768 (mep_expand_prologue, mep_expand_epilogue): Likewise.
770 * config/microblaze/microblaze.c (double_memory_operand)
771 (microblaze_block_move_loop): Likewise.
773 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
774 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
775 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
776 (mips_expand_prologue, mips_epilogue_set_cfa)
777 (mips_expand_epilogue): Likewise.
778 * config/mips/mips.md: Likewise.
780 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
781 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
783 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
784 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
786 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
787 (EH_RETURN_HANDLER_RTX): Likewise.
788 * config/moxie/moxie.c (moxie_static_chain): Likewise.
790 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
791 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
792 (pa_return_addr_rtx, hppa_builtin_saveregs)
793 (pa_trampoline_init): Likewise.
794 * config/pa/pa.md: Likewise.
796 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
798 * config/picochip/picochip.c (picochip_static_chain): Likewise.
800 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
801 * config/rs6000/rs6000.c (rs6000_legitimize_address)
802 (setup_incoming_varargs, print_operand, rs6000_return_addr)
803 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
804 (rs6000_emit_epilogue)
805 (rs6000_machopic_legitimize_pic_address): Likewise.
807 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
809 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
810 (DYNAMIC_CHAIN_ADDRESS): Likewise.
811 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
812 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
813 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
814 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
815 (s390_emit_epilogue, s390_function_profiler): Likewise.
816 * config/s390/s390.md: Likewise.
818 * config/score/score.c (score_add_offset, score_prologue): Likewise.
820 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
821 (sh_output_mi_thunk): Likewise.
822 * config/sh/sh.md: Likewise.
824 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
825 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
826 * config/sparc/sparc.c (sparc_legitimize_pic_address)
827 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
828 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
829 (emit_and_preserve): Likewise.
830 * config/sparc/sparc.md: Likewise.
832 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
833 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
834 (spu_setup_incoming_varargs, ea_load_store_inline)
835 (spu_expand_load): Likewise.
837 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
838 (combine_bnp): Likewise.
840 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
841 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
842 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
844 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
845 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
846 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
848 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
849 * config/v850/v850.md: Likewise.
851 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
852 (EH_RETURN_HANDLER_RTX): Likewise.
853 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
854 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
855 (print_operand_address, vax_trampoline_init): Likewise.
857 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
858 (xtensa_function_value_regno_p): Likewise.
860 2012-05-04 Andrew Pinski <apinski@cavium.com>
862 * expr.c (get_def_for_expr_class): New function.
863 (convert_tree_comp_to_rtx): New function.
864 (expand_cond_expr_using_cmove): New function.
865 (expand_expr_real_2 <case COND_EXPR>): Call
866 expand_cond_expr_using_cmove first and return if it succeeds.
867 Remove the check for HAVE_conditional_move since we should have
868 already converted it to a conditional move.
869 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
870 modes of DImode for 32bits and TImode.
872 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
875 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
876 (print_md_ptr_loc, print_c_condition): Use them.
877 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
878 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
879 attr_file, dfa_file, latency_file): New global variables.
880 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
881 write_upcase, write_indent, write_length_unit_log, write_test_expr,
882 write_attr_get, write_insn_cases, write_eligible_delay,
883 write_const_num_delay_slots): Accept FILE pointer and toss it around.
885 (write_header, open_outfile, handle_arg): New funcions.
886 (make_automaton_attrs): Write prototypes as extern to the output
888 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
889 names from the command line. Open the output files and write out
890 internal functions for DFA functions to dfa_file_name, insn latency
891 functions to latency_file_name, and everything else to attr_file.
892 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
893 (BACKEND): Build libbackend first.
894 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
895 (.PRECIOUS): Likewise.
896 (insn-dfatab.o): New rule.
897 (insn-latencytab.o): New rule.
898 (simple_rtl_generated_c): Do not include insn-attrtab.c.
899 (s-attrtab): New rule.
901 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
903 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
904 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
905 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
906 * reorg.c (get_jump_flags): Do not set the removed flags.
908 * doc/md.texi (attr_flag): Update for abovementioned changes.
910 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
913 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
914 (TARGET_CMOV): Rename from TARGET_CMOVE.
915 (TARGET_CMOVE): New define.
916 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
917 Do not set TARGET_CMOVE here.
919 2012-05-04 Dodji Seketeli <dodji@redhat.com>
921 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
922 * opts.c (finish_options): Activate -Wunused-local-typedefs if
923 -Wunused is activated.
924 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
926 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
928 * config/s390/s390.md (*movmem_short, *clrmem_short)
929 (*cmpmem_short): Move the mode check from the insn condition to
932 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
934 PR tree-optimization/52633
935 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
936 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
937 (vect_recog_over_widening_pattern): Remove handling of code that was
938 already detected as over-widening pattern. Remove special handling
939 of "unsigned" cases. Instead, support general case of conversion
940 of the shift result to another type.
942 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
944 * tree-vect-patterns.c (vect_single_imm_use): New function.
945 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
946 (vect_recog_over_widening_pattern): Likewise.
947 (vect_recog_widen_shift_pattern): Likewise.
949 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
951 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
952 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
953 (vect_recog_widen_mult_pattern): Likewise.
954 (vect_operation_fits_smaller_type): Likewise.
955 (vect_recog_over_widening_pattern): Likewise.
956 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
958 2012-05-04 Richard Guenther <rguenther@suse.de>
961 * lto-wrapper.c (merge_and_complain): Complain about mismatches
962 of -freg-struct-return and -fpcc-struct-return.
963 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
964 from the input file options and ignore those from the link
967 2012-05-04 Richard Guenther <rguenther@suse.de>
969 PR tree-optimization/53168
970 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
971 memory reads when the result is a constant we can pun.
973 2012-05-04 Richard Guenther <rguenther@suse.de>
975 * common.opt (flto-report): Do not mark as Optimization.
977 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
980 * recog.c (constrain_operands): If extra constraints are present, also
981 accept pseudo-registers with equivalent memory locations during reload.
983 2012-05-04 Olivier Hainque <hainque@adacore.com>
985 * collect2.c (may_unlink_output_file): New global.
986 (maybe_unlink): Honor it.
987 * collect2.h: Add extern for it.
988 * tlink.c (do_tlink): Set it to true if the link succeeded.
990 2012-05-04 Olivier Hainque <hainque@adacore.com>
992 * gcc.c (eval_spec_function): Finalize/restore the current string
993 obstack state as part of the context push/pop operations.
995 2012-05-04 Bin Cheng <bin.cheng@arm.com>
997 PR rtl-optimization/52804
998 * reload1.c (reload_reg_reaches_end_p): Check whether successor
999 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
1000 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
1001 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
1002 RELOAD_FOR_OUTADDR_ADDRESS.
1004 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
1007 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
1008 for macro expansion.
1010 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
1012 * flags.h (flag_permissive): Do not declare.
1013 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
1015 * toplev.c (flag_permissive): Do not define.
1016 * c-tree.h (system_header_p): Delete unused.
1018 2012-05-03 David S. Miller <davem@davemloft.net>
1021 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
1022 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
1023 (sparc_emit_float_lib_cmp): Likewise.
1025 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
1028 * config/rs6000/rs6000.md (bswapdi splitters): If
1029 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
1030 default) is used, generate an alternate sequence that does not
1031 depend on using indexed addressing.
1033 2012-05-03 Jason Merrill <jason@redhat.com>
1035 * gengtype.c (write_types): Fix warning message.
1036 (write_local): Likewise.
1038 2012-05-02 Jason Merrill <jason@redhat.com>
1040 * dwarf2out.c (struct external_ref, build_local_stub): New.
1041 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
1042 (optimize_external_refs, optimize_external_refs_1): New.
1043 (change_AT_die_ref): New.
1044 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
1045 (build_abbrev_table): Take the external refs hashtable.
1046 (output_comp_unit): Get it from optimize_external_refs and pass it in.
1048 2012-05-03 Jan Hubicka <jh@suse.cz>
1051 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
1053 2012-05-03 Jan Hubicka <jh@suse.cz>
1056 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
1058 2012-05-03 Jason Merrill <jason@redhat.com>
1060 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
1061 use_debug_types to discriminate the die_id union.
1062 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
1063 (build_abbrev_table, output_die): Likewise.
1064 (prune_unused_types_walk_attribs): Likewise.
1065 (generate_type_signature, copy_declaration_context): Set it.
1066 (remove_child_or_replace_with_skeleton): Set it.
1067 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
1068 check use_debug_types.
1069 (dwarf2out_finish): Do break_out_includes after .debug_types.
1071 2012-05-03 Jason Merrill <jason@redhat.com>
1073 * dwarf2out.c (modified_type_die): Use scope_die_for.
1074 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
1075 (uses_local_type_r, uses_local_type): New.
1076 (scope_die_for): Keep a type that uses a local type in local scope.
1077 Use get_context_die for namespace and type scope.
1079 2012-05-03 Jason Merrill <jason@redhat.com>
1081 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
1083 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
1084 (dwarf2out_finish): Likewise.
1086 2012-05-03 Martin Jambor <mjambor@suse.cz>
1088 * builtins.c (get_object_alignment_1): Return whether we can determine
1089 the alignment or conservatively assume byte alignment. Return the
1090 alignment by reference. Use get_pointer_alignment_1 for dereference
1092 (get_pointer_alignment_1): Return whether we can determine the
1093 alignment or conservatively assume byte alignment. Return the
1094 alignment by reference. Use get_ptr_info_alignment to get SSA name
1096 (get_object_alignment): Update call to get_object_alignment_1.
1097 (get_object_or_type_alignment): Likewise, fall back to type alignment
1098 only when it returned false.
1099 (get_pointer_alignment): Update call to get_pointer_alignment_1.
1100 * fold-const.c (get_pointer_modulus_and_residue): Update call to
1101 get_object_alignment_1.
1102 * ipa-prop.c (ipa_modify_call_arguments): Update call to
1103 get_pointer_alignment_1.
1104 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
1105 of MEM_REF or TARGET_MEM_REF only when it returns false.
1106 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
1107 get_object_alignment_1.
1108 (ccp_finalize): Use set_ptr_info_alignment.
1109 * tree.h (get_object_alignment_1): Update declaration.
1110 (get_pointer_alignment_1): Likewise.
1111 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
1112 (dump_gimple_stmt): Likewise.
1113 * tree-flow.h (ptr_info_def): Updated comments of fields align and
1115 (get_ptr_info_alignment): Declared.
1116 (mark_ptr_info_alignment_unknown): Likewise.
1117 (set_ptr_info_alignment): Likewise.
1118 (adjust_ptr_info_misalignment): Likewise.
1119 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
1120 and set alignment of SSA names.
1121 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
1122 mark_ptr_info_alignment_unknown.
1123 * tree-ssanames.c (get_ptr_info_alignment): New function.
1124 (mark_ptr_info_alignment_unknown): Likewise.
1125 (set_ptr_info_alignment): Likewise.
1126 (adjust_ptr_info_misalignment): Likewise.
1127 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
1128 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
1130 (bump_vector_ptr): Likewise.
1131 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
1132 (vectorizable_store): Likewise.
1133 (vectorizable_load): Likewise.
1135 2012-05-03 Michael Matz <matz@suse.de>
1137 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
1138 in front of basic_block_def.
1139 (struct basic_block_def): Make il.gimple the full struct, not a
1141 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
1143 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
1144 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
1145 NULL il.gimple, which can't happen anymore.
1146 * gimple.h (bb_seq): il.gimple can't be NULL.
1147 (bb_seq_add): Ditto.
1148 (set_bb_seq): Adjust.
1149 (gsi_start_bb, gsi_last_bb): Tidy.
1150 * lto-streamer-in.c (make_new_block): Don't zero members that
1151 are zeroed already, don't allocate a gimple_bb_info.
1152 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
1153 (remove_bb): Clear all il.gimple members.
1154 (gimple_verify_flow_info): Adjust for flat il.gimple.
1155 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
1157 * coretypes.h (const_gimple_seq): Remove typedef.
1158 * gimple.h (gimple_seq_first): Take gimple_seq.
1159 (gimple_seq_first_stmt): Ditto.
1160 (gimple_seq_last): Ditto.
1161 (gimple_seq_last_stmt): Ditto.
1162 (gimple_seq_empty_p): Ditto.
1164 2012-05-03 Richard Guenther <rguenther@suse.de>
1166 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
1168 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
1169 (compute_avail): Do not add possibly trapping operations to
1170 EXP_GEN if they might not be executed in the block.
1172 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
1174 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
1176 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
1178 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
1179 information as early as possible. Update dominance info instead of
1182 2012-05-03 Richard Guenther <rguenther@suse.de>
1184 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
1185 (union_contains_value): Remove.
1186 (vro_valid_in_sets): Likewise.
1187 (op_valid_in_sets): New function.
1188 (valid_in_sets): Use op_valid_in_sets.
1189 (insert_into_preds_of_block): Move dumping ...
1190 (do_regular_insertion): ... here.
1191 (do_partial_partial_insertion): ... and here. Dump that
1192 we've found a partial partial redundancy.
1193 (insert): Dump the current insert iteration.
1195 2012-05-03 Jakub Jelinek <jakub@redhat.com>
1198 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
1199 append program name to it and pass that as first argument
1200 to make_relative_prefix. Always pass standard_libexec_prefix
1201 as last argument to make_relative_prefix. If
1202 make_relative_prefix returns NULL, fall back to
1203 standard_libexec_prefix.
1206 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
1210 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
1211 mode, return that mode.
1214 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
1215 define __ATOMIC_HLE_* macros here.
1216 (ix86_target_macros): But here, using cpp_define_formatted.
1218 2012-05-03 Richard Guenther <rguenther@suse.de>
1220 PR tree-optimization/53144
1221 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
1223 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
1224 with SSA name values.
1225 (vn_reference_lookup_3): Adjust callers.
1227 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
1229 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
1230 has_fma4 for AMD processors with both fma3 and fma4 support.
1232 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
1235 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
1238 2012-05-03 Michael Matz <matz@suse.de>
1241 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
1242 (dse_enter_block): Properly iterate the whole sequence even
1243 if the last statement was removed.
1245 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
1247 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
1248 unset flag_jump_tables.
1249 * stmt.c (expand_case): Remove special flag_pic case conditional
1250 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
1252 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
1254 * common/config/s390/s390-common.c (s390_option_optimization_table):
1255 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
1256 default when optimizing.
1258 2012-05-02 Martin Jambor <mjambor@suse.cz>
1261 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
1262 of a variable when the contect is a function.
1264 2012-05-02 Michael Matz <matz@suse.de>
1266 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
1267 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
1268 (const_gimple_seq_node): Remove.
1269 (gimple_seq_node): Typedef as gimple.
1270 (struct gimple_statement_base): Add next and prev members,
1271 adjust all WORD markers in using structs.
1272 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
1273 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
1274 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
1275 gimple are the same.
1276 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
1278 (gimple_init_singleton): New function.
1279 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
1280 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
1282 (gsi_stmt_ptr): Remove.
1283 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
1285 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
1286 again, adjust for above changes.
1287 (update_call_edge_frequencies): Adjust for above changes.
1288 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
1289 (gsi_insert_seq_nodes_after): Ditto.
1290 (gsi_split_seq_after): Ditto.
1291 (gsi_set_stmt): Ditto.
1292 (gsi_split_seq_before): Ditto.
1293 (gsi_remove): Ditto.
1294 (gsi_insert_seq_before_without_update): Don't free sequence.
1295 (gsi_insert_seq_after_without_update): Ditto.
1296 (gsi_replace): Assert some more invariants.
1297 (gsi_insert_before_without_update, gsi_insert_after_without_update):
1299 (gsi_for_stmt): Don't search for stmt.
1300 (gsi_insert_on_edge_immediate): Tidy.
1302 * gimple.c (gimple_alloc_k): Remove "sequences".
1303 (gimple_seq_cache): Remove.
1304 (gimple_alloc_stat): Make stmt a singleton sequence.
1305 (gimple_seq_alloc, gimple_seq_free): Remove.
1306 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
1307 (gimple_copy): Ditto.
1308 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
1309 create iterator from correct sequence.
1310 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
1312 2012-05-02 Michael Matz <matz@suse.de>
1314 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
1316 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
1317 sequence, lazily allocate it.
1318 (bb_seq_addr): New function.
1319 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
1320 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
1321 (gsi_none): New function.
1322 (gsi_start_bb): Adjust.
1323 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
1324 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
1325 (gsi_last_bb): Adjust.
1327 * tree-flow-inline.h (phi_nodes_ptr): New function.
1329 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
1330 datastructure and interface change.
1331 (gsi_insert_seq_before_without_update): Ditto.
1332 (gsi_insert_seq_nodes_after): Ditto.
1333 (gsi_insert_seq_after_without_update): Ditto.
1334 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
1335 (gsi_split_seq_before): Ditto.
1336 (gsi_start_phis): Adjust.
1337 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
1338 (vect_transform_loop): Ditto.
1339 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
1340 gimple_seq_copy): Don't use gimple_seq_alloc.
1341 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
1342 (gimplify_seq_add_seq): Ditto.
1343 * lto-streamer-in.c (make_new_block): Ditto.
1344 * tree-cfg.c (create_bb): Ditto.
1345 * tree-sra.c (initialize_parameter_reductions): Ditto.
1347 2012-05-02 Michael Matz <matz@suse.de>
1349 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
1350 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
1351 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
1352 set_bb_seq): Move down to after gimple_statement_d definition.
1354 2012-05-02 Michael Matz <matz@suse.de>
1356 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
1357 gsi_replace_with_seq, instead of inserting itself.
1358 * gimple-iterator.c (gsi_replace_with_seq): New function.
1359 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
1360 iterator instead of statement, advance it.
1361 (ssa_forward_propagate_and_combine): Adjust call to above.
1363 2012-05-02 Michael Matz <matz@suse.de>
1365 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
1367 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
1368 * tree-nested.c (walk_gimple_omp_for): Ditto.
1369 * trans-mem.c (lower_transaction): Ditto.
1370 * tree-eh.c (do_return_redirection): Ditto.
1371 (do_goto_redirection): Ditto.
1372 (lower_try_finally_switch): Ditto.
1373 * gimplify.c (gimplify_stmt): Ditto.
1374 (gimplify_scan_omp_clauses): Ditto.
1375 (gimplify_omp_for): Ditto.
1376 (gimplify_function_tree): Ditto.
1377 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
1378 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
1379 (mf_build_check_statement_for): Ditto.
1380 (mx_register_decls): Ditto.
1381 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
1382 and don't use itertors to append.
1383 (insert_stmts): Ditto.
1384 (insert_out_of_ssa_copy): Ditto.
1385 (insert_out_of_ssa_copy_on_edge): Ditto.
1387 2012-05-02 Michael Matz <matz@suse.de>
1389 * gimple.h (gimple_bind_body_ptr): New function.
1390 (gimple_bind_body): Use it.
1391 (gimple_catch_handler): Use gimple_catch_handler_ptr.
1392 (gimple_eh_filter_failure_ptr): New function.
1393 (gimple_eh_filter_failure): Use it.
1394 (gimple_eh_else_n_body_ptr): New function.
1395 (gimple_eh_else_n_body): Use it.
1396 (gimple_eh_else_e_body_ptr): New function.
1397 (gimple_eh_else_e_body): Use it.
1398 (gimple_try_eval_ptr): New function.
1399 (gimple_try_eval): Use it.
1400 (gimple_try_cleanup_ptr): New function.
1401 (gimple_try_cleanup): Use it.
1402 (gimple_wce_cleanup_ptr): New function.
1403 (gimple_wce_cleanup): Use it.
1404 (gimple_omp_body_ptr): New function.
1405 (gimple_omp_body): Use it.
1406 (gimple_omp_for_pre_body_ptr): New function.
1407 (gimple_omp_for_pre_body): Use it.
1408 (gimple_transaction_body_ptr): New function.
1409 (gimple_transaction_body): Use it.
1410 (gsi_split_seq_before): Adjust to return nothing and take pointer
1412 (gsi_set_stmt): Declare.
1413 (gsi_replace_with_seq): Declare.
1414 (walk_gimple_seq_mod): Declare.
1415 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
1417 * gimple-iterator.c (gsi_set_stmt): New function.
1418 (gsi_split_seq_before): Return new sequence via pointer argument.
1419 (gsi_replace): Use gsi_set_stmt.
1421 * tree-ssa-loop-im.c (move_computations_stmt): First remove
1423 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
1424 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
1426 (reserve_phi_args_for_new_edge): Change call to above,
1429 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
1430 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
1431 iterators. Adjust call to lower_omp.
1432 (lower_lastprivate_clauses): Adjust call to lower_omp.
1433 (lower_reduction_clauses): Ditto.
1434 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
1435 (lower_omp_sections): Don't explicitely count sequence length,
1436 nullify lowered bodies earlier, ensure stmts are part of only
1437 one sequence, adjust call to lower_omp.
1438 (lower_omp_single): Ensure stmts are part of only one sequence,
1439 adjust call to lower_omp.
1440 (lower_omp_master): Ditto.
1441 (lower_omp_ordered): Ditto.
1442 (lower_omp_critical): Ditto.
1443 (lower_omp_for): Ditto.
1444 (lower_omp_taskreg): Ditto, tidy.
1445 (lower_omp_1): Adjust calls to lower_omp.
1446 (execute_lower_omp): Ditto.
1447 (lower_omp): Adjust to take pointer to sequence.
1448 (diagnose_sb_2): Use walk_gimple_seq_mod.
1449 (diagnose_omp_structured_block_errors): Ditto and set possibly
1450 changed function body.
1451 * gimple-low.c (lower_function_body): Set function body after
1453 (lower_sequence): Adjust to take pointer to sequence.
1454 (lower_omp_directive): Ensure stmt isn't put twice into the
1455 sequence, adjust call to lower_sequence.
1456 (lower_stmt): Adjust calls to lower_sequence.
1457 (lower_gimple_bind): Ditto.
1458 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
1459 * tree-nested.c (walk_body): Take pointer to sequence, use
1460 walk_gimple_seq_mod.
1461 (walk_function): Adjust call to walk_body, set possibly changed body.
1462 (walk_gimple_omp_for): Adjust calls to walk_body.
1463 (convert_nonlocal_omp_clauses): Ditto.
1464 (convert_nonlocal_reference_stmt): Ditto.
1465 (convert_local_omp_clauses): Ditto.
1466 (convert_local_reference_stmt): Ditto.
1467 (convert_tramp_reference_stmt): Ditto.
1468 (convert_gimple_call): Ditto.
1469 (convert_nl_goto_reference): Use local iterator copy.
1470 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
1471 but taking pointer to sequence, ensure gsi_start is called with
1473 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
1474 asserting that the sequence head didn't change.
1475 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
1476 walk_gimple_seq_mod.
1477 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
1478 (execute_lower_tm): Ditto, and set possibly changed body.
1479 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
1480 call gsi_start with that lvalue.
1481 (replace_goto_queue_stmt_list): Ditto.
1482 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
1483 (replace_goto_queue): Ditto.
1484 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
1485 (lower_try_finally_onedest): Ditto.
1486 (lower_try_finally_copy): Ditto.
1487 (lower_try_finally_switch): Ditto.
1488 (lower_try_finally): Ditto.
1489 (lower_eh_filter): Ditto.
1490 (lower_eh_must_not_throw): Ditto.
1491 (lower_cleanup): Ditto.
1492 (lower_eh_constructs_2): Ditto.
1493 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
1494 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
1495 set possibly changed body.
1496 (optimize_double_finally): Call gsi_start with lvalue.
1498 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
1499 (gimple_split_block): Ditto.
1500 (gimple_merge_blocks): Use gsi_start_phis.
1501 (move_stmt_r): Use walk_gimple_seq_mod.
1502 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
1503 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
1504 (rebuild_cgraph_edges): Ditto.
1505 (cgraph_rebuild_references): Ditto.
1506 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
1507 * tree-inline.c (copy_phis_for_bb): Ditto.
1508 * tree-ssa-dce.c: Ditto.
1510 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
1512 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
1513 Andi Kleen <ak@linux.intel.com>
1515 * coretypes.h (MEMMODEL_MASK): New.
1516 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
1517 and return new variable.
1518 (expand_builtin_atomic_exchange): Mask memmodel values.
1519 (expand_builtin_atomic_compare_exchange): Ditto.
1520 (expand_builtin_atomic_load): Ditto.
1521 (expand_builtin_atomic_store): Ditto.
1522 (expand_builtin_atomic_clear): Ditto.
1523 * doc/extend.texi: Mention port-dependent memory model flags.
1524 * config/i386/cpuid.h (bit_HLE): New.
1525 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
1527 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
1528 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
1529 (ix86_target_string)<-mhle>: New.
1530 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
1531 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
1532 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
1533 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
1534 enabled for generic, generic64 and core-avx2.
1535 (ix86_print_operand): Generate HLE lock prefixes.
1536 (ix86_memmodel_check): New.
1537 (TARGET_MEMMODEL_CHECK): Ditto.
1538 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
1539 (IX86_HLE_ACQUIRE): Ditto.
1540 (IX86_HLE_RELEASE): Ditto.
1541 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
1542 * config/i386/i386.opt (mhle): Ditto.
1543 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
1544 success model to instruction emitter.
1545 (atomic_fetch_add<mode>): Ditto.
1546 (atomic_exchange<mode>): Ditto.
1547 (atomic_add<mode>): Ditto.
1548 (atomic_sub<mode>): Ditto.
1549 (atomic_<code><mode>): Ditto.
1550 (*atomic_compare_and_swap_doubledi_pic): Ditto.
1551 (atomic_compare_and_swap_single<mode>): Define and use argument
1553 (atomic_compare_and_swap_double<mode>): Ditto.
1554 * configure.ac: Check if assembler support HLE prefixes.
1555 * configure: Regenerate.
1558 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
1561 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
1563 (gimplify_switch_expr): ... here.
1564 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
1565 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
1566 to clean up case labels with values outside the index type range.
1567 (simplify_gimple_switch): Call it if something changed.
1568 Remove strange and unnecessary assert.
1570 2012-05-02 Richard Guenther <rguenther@suse.de>
1572 * fold-const.c (div_if_zero_remainder): sizetypes no longer
1574 (int_const_binop_1): New worker for int_const_binop with
1575 overflowable parameter. Pass it through to force_fit_type_double.
1576 (int_const_binop): Wrap around int_const_binop_1 with overflowable
1578 (size_binop_loc): Call int_const_binop_1 with overflowable equal
1579 to minus one, forcing overflow detection for even unsigned types.
1580 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
1581 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
1582 * stor-layout.c (initialize_sizetypes): sizetypes no longer
1584 (layout_type): For zero-sized arrays ignore overflow on the
1586 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
1587 (bit_value_binop_1): Likewise.
1588 * tree.c (double_int_to_tree): Likewise.
1589 (double_int_fits_to_tree_p): Likewise.
1590 (force_fit_type_double): Likewise.
1591 (host_integerp): Likewise.
1592 (int_fits_type_p): Likewise.
1593 * varasm.c (output_constructor_regular_field): Sign-extend the
1594 field-offset to cater for negative offsets produced by the Ada
1596 * omp-low.c (extract_omp_for_data): Convert the loop step to
1597 signed for pointer adjustments.
1599 2012-05-02 Richard Guenther <rguenther@suse.de>
1601 * tree.c (valid_constant_size_p): New function.
1602 * tree.h (valid_constant_size_p): Declare.
1603 * cfgexpand.c (expand_one_var): Adjust check for too large
1604 variables by using valid_constant_size_p.
1605 * varasm.c (assemble_variable): Likewise.
1607 * c-decl.c (grokdeclarator): Properly check for sizes that
1608 cover more than half of the address-space.
1610 2012-05-02 Jakub Jelinek <jakub@redhat.com>
1612 PR tree-optimization/53163
1613 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
1614 return value from compute_all_dependences.
1616 PR rtl-optimization/53160
1617 * ree.c (combine_reaching_defs): Handle the case where cand->insn
1618 has been modified by ree pass already.
1620 2012-05-01 Ian Lance Taylor <iant@google.com>
1623 * c-decl.c (build_compound_literal): Make the decl readonly if it
1624 an array of a readonly type.
1625 * gimplify.c (gimplify_compound_literal_expr): Add fallback
1626 parameter. Change all callers. If the decl is not addressable
1627 and is not an l-value, make it readonly.
1629 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
1631 * ira.c (allocated_reg_info_size): New static variable.
1632 (expand_reg_info): Manage it. Call
1633 setup_preferred_alternate_classes_for_new_pseudos.
1634 (ira): Don't do it here. Remove local allocated_reg_info_size,
1635 set the global before calling find_moveable_pseudos.
1636 (find_moveable_pseudos): Call expand_reg_info rather than
1639 2012-05-01 Richard Henderson <rth@redhat.com>
1641 * common.opt (fsync-libcalls): New.
1642 * doc/invoke.texi: Document it.
1643 * optabs.c (init_sync_libfuncs): Honor it.
1645 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1646 Richard Sandiford <r.sandiford@uk.ibm.com>
1648 PR rtl-optimization/52543
1649 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
1651 * lower-subreg.h: New file.
1652 * target-globals.h (this_target_lower_subreg): Declare.
1653 (target_globals): Add lower_subreg;
1654 (restore_target_globals): Restore this_target_lower_subreg.
1655 * target-globals.c: Include it.
1656 (default_target_globals): Add default_target_lower_subreg.
1657 (save_target_globals): Initialize target_lower_subreg.
1658 * rtl.h (init_lower_subreg): Added declaration.
1659 * toplev.c (backend_init_target): Call initializer for lower-subreg
1661 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
1662 (default_target_lower_subreg): New variable.
1663 (this_target_lower_subreg): Likewise.
1664 (twice_word_mode, choices): New macros.
1665 (shift_cost, compute_splitting_shift, compute_costs)
1666 (init_lower_subreg): New functions.
1667 (resolve_simple_move): Add speed_p argument. Check choices.
1668 (find_pseudo_copy): Don't check the mode size here.
1669 (resolve_simple_move): Assert the mode size.
1670 (find_decomposable_shift_zext): Add speed_p argument and return
1671 a bool. Check choices.
1672 (resolve_shift_zext): Add comment.
1673 (dump_shift_choices, dump_choices): New functions.
1674 (decompose_multiword_subregs): Dump list of profitable
1675 transformations. Add code to skip non profitable transformations.
1676 Update calls to simple_move and find_decomposable_shift_zext.
1678 2012-05-01 Ian Bolton <ian.bolton@arm.com>
1679 Sameera Deshpande <sameera.deshpande@arm.com>
1680 Greta Yorsh <greta.yorsh@arm.com>
1682 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
1683 (thumb1_unexpanded_epilogue): ...this.
1684 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
1685 (thumb1_unexpanded_epilogue): ...this.
1686 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
1687 (thumb1_unexpanded_epilogue): ...this.
1689 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
1691 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
1692 comparing enumeration values. Update comments.
1694 2012-05-01 Alan Modra <amodra@gmail.com>
1697 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
1698 load_cr_save, add_crlr_cfa_restore): New functions.
1699 (rs6000_restore_saved_cr): Rename to..
1700 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
1701 (rs6000_emit_epilogue): Use new functions. Adjust condition
1702 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
1703 regs when using out-of-line restore only when shrink wrapping.
1705 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1708 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
1709 calls to cgraph_node_name in xstrdup.
1710 (ipa_make_edge_direct_to_target): Ditto.
1711 * cgraph.c (dump_cgraph_node): Ditto.
1712 * tree-sra.c (convert_callers_for_node): Ditto.
1713 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
1714 * ipa-cp.c (perhaps_add_new_callers): Ditto.
1715 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
1716 (cgraph_materialize_all_clones): Ditto.
1717 * ipa-inline.c (report_inline_failed_reason): Ditto.
1718 (want_early_inline_function_p): Ditto.
1719 (edge_badness): Ditto.
1720 (update_edge_key): Ditto.
1721 (flatten_function): Ditto.
1722 (ipa_inline): Ditto.
1723 (inline_always_inline_functions): Ditto.
1724 (early_inline_small_functions): Ditto.
1726 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1729 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
1730 constraints 0 and 1.
1732 012-04-30 Jan Hubicka <jh@suse.cz>
1734 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
1735 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
1736 (cgraph_add_to_same_comdat_group): Remove.
1737 (cgraph_add_asm_node): Move to cgraphunit.c.
1738 (cgraph_make_decl_local): Move to symtab.c
1739 (cgraph_make_node_local_1): Update.
1740 (cgraph_can_remove_if_no_direct_calls_and): Update.
1741 (used_from_object_file_p): Update.
1742 (resolution_used_from_other_file_p): Move to symtab.c
1743 (cgraph_used_from_object_file_p): move to symtab.c
1744 (verify_cgraph_node): Verify same comdat groups.
1745 * cgraph.h (cgraph_asm_node): Rename to ...
1746 (asm_node): ... this one.
1747 (cgraph_asm_nodes): Rename to ...
1748 (asm_nodes): ... this one.
1749 (symtab_add_to_same_comdat_group): New function.
1750 (symtab_dissolve_same_comdat_group_list): New function.
1751 (symtab_used_from_object_file_p): Declare.
1752 (symtab_make_decl_local): Declare.
1753 (cgraph_add_to_same_comdat_group): Remove.
1754 (cgraph_add_asm_node): Remove.
1755 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
1757 (cgraph_finalize_compilation_unit): Rename to ...
1758 (finalize_compilation_unit): ... this one.
1759 (cgraph_optimize): Rename to ....
1760 (compile): ... this one.
1761 (add_asm_node): Declare.
1762 (fixup_same_cpp_alias_visibility): Declare.
1763 (cgraph_make_decl_local): Remove.
1764 (varpool_assemble_pending_decls): Rename to ...
1765 (varpool_output_variables): ... this one.
1766 (varpool_remove_unreferenced_decls): Remove.
1767 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
1768 (preserve_function_body_p): Make static.
1769 * toplev.c (compile_file): Update comments; update.
1770 * cgraphunit.c: Update comments.
1771 (cgraph_expand_all_functions): Rename to ...
1772 (expand_all_functions): ... this one; update.
1773 (cgraph_mark_functions_to_output): Rename to ...
1774 (mark_functions_to_output): ... this one; cleanup.
1775 (cgraph_output_pending_asms): Remove prototype.
1776 (asm_nodes, asm_last_node): New static vars.
1777 (cgraph_process_new_functions): Update.
1778 (cgraph_reset_node): Cleanup; add comment.
1779 (cgraph_add_new_function): Update.
1780 (cgraph_output_pending_asms): Rename to ...
1781 (output_asm_statements): ... this one.
1782 (add_asm_node): New function.
1783 (fixup_same_cpp_alias_visibility): New function based on code
1784 in cgraph_analyze_function.
1785 (cgraph_analyze_function): Use it.
1786 (cgraph_order_sort): Update.
1787 (cgraph_output_in_order): Update.
1788 (cgraph_function_versioning): Update.
1789 (cgraph_optimize): Rename to ...
1790 (compile): ... this one; initialize streamer hooks here.
1791 (cgraph_finalize_compilation_unit): Rename to ...
1792 (finalize_compilation_unit): ... this one; do not initialize streamer
1794 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
1795 * dwarf2out.c: Update ocmment.
1796 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
1797 * method.c (use_thunk): Likewise.
1798 * semantics.c (maybe_add_lambda_conv_op): Likewise.
1799 * decl2.c (maybe_emit_vtables): Likewise.
1800 (cp_write_global_declarations): Use finalize_compilation_unit.
1801 * parser.c (cp_parser_asm_definition): Use add_asm_node.
1802 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
1803 * c-decl.c (c_write_global_declarations): Use
1804 finalize_compilation_unit.
1805 * langhooks.c (write_global_declarations): Update.
1806 * ipa.c (cgraph_externally_visible_p): Update.
1807 (dissolve_same_comdat_group_list): Remove.
1808 (function_and_variable_visibility): Update.
1809 * symtab.c: Inlcude lto-streamer.h and rtl.h
1810 (ld_plugin_symbol_resolution_names): New.
1811 (symtab_add_to_same_comdat_group): New.
1812 (symtab_dissolve_same_comdat_group_list): New.
1813 (resolution_used_from_other_file_p): Move here from cgraph.c
1814 (symtab_used_from_object_file_p): New.
1815 (symtab_make_decl_local): New.
1816 * passes.c (register_pass): Update comments.
1817 * c-parser.c (c_parser_asm_definition): Update.
1818 * varpool.c (varpool_analyze_node): Use
1819 fixup_same_cpp_alias_visibility.
1820 (varpool_remove_unreferenced_decls): Make static.
1821 (varpool_assemble_pending_decls): Rename to ...
1822 (varpool_output_variables): ... this one; call
1823 varpool_remove_unreferenced_decls.
1824 (varpool_used_from_object_file_p): Remove.
1826 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
1829 * c-typeck.c (build_array_ref): Call
1830 convert_vector_to_pointer_for_subscript.
1831 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
1833 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1835 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
1836 to compile-time "mode == <MODE>mode" checks.
1837 (and splitter): Ditto.
1839 2012-04-30 Richard Henderson <rth@redhat.com>
1841 * config/arm/arm.md (UNSPEC_LL): New.
1842 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
1843 (arm_load_exclusivedi): Use %H0.
1845 2012-04-30 Jason Merrill <jason@redhat.com>
1847 * dwarf2out.c (comdat_symbol_id): Add const.
1848 (union die_symbol_or_type_node): Add const to die_symbol.
1849 (output_die_symbol, output_die, output_comp_unit): Adjust.
1851 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
1853 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
1854 * config/arm/neon.md (negdi2_neon): New insn.
1855 Also add splitters for core and NEON registers.
1857 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
1859 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
1860 (arm_print_operand): Add 'x' format.
1861 * config/arm/constraints.md (Dn): Allow const_int.
1862 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
1863 Use 'x' format to print constants.
1864 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
1865 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
1867 (movdi_vfp_cortexa8): Likewise.
1869 2012-04-30 Ian Bolton <ian.bolton@arm.com>
1870 Sameera Deshpande <sameera.deshpande@arm.com>
1871 Greta Yorsh <greta.yorsh@arm.com>
1873 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
1874 * config/arm/arm.c (ldm_stm_operation_p): New function.
1875 * config/arm/predicates.md (load_multiple_operation): Update predicate.
1876 (store_multiple_operation): Likewise.
1878 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
1879 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
1880 * config/arm/predicates.md (load_multiple_operation): Add arguments.
1881 (store_multiple_operation): Likewise.
1883 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1885 * config/i386/i386.md (and<mode>3): Expand masking operations with
1886 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
1887 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
1889 2012-04-30 Dodji Seketeli <dodji@redhat.com>
1891 Add -Wvarargs option
1892 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
1893 argument for the various warning_at calls.
1894 * docs/invoke.texi: Update the documentation.
1896 2012-04-30 Dodji Seketeli <dodji@redhat.com>
1898 Switch -ftrack-macro-expansion=2 on by default.
1899 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
1902 Fix va_start related location
1903 * builtins.c (fold_builtin_next_arg): Unwinds to the first
1904 location in real source code.
1906 Make conversion warnings work on NULL with -ftrack-macro-expansion
1907 * input.h (expansion_point_location_if_in_system_header): Declare
1909 * input.c (expansion_point_location_if_in_system_header): Define it.
1911 Fix -Wuninitialized for -ftrack-macro-expansion
1912 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
1913 declaration. Use linemap_location_before_p for source locations.
1915 Strip "<built-in>" loc from displayed expansion context
1916 * input.c (expand_location_1): When expanding to spelling location
1917 in a context of a macro expansion, skip reserved system header
1918 locations. Update comments. * tree-diagnostic.c
1919 (maybe_unwind_expanded_macro_loc): Likewise.
1921 Make expand_location resolve to locus in main source file
1922 * input.c (expand_location_1): New. Takes a parameter to choose
1923 whether to resolve the location to spelling or expansion point.
1924 Was factorized from ...
1925 (expand_location): ... here.
1926 (expand_location_to_spelling_point): New. Implemented in terms of
1928 * diagnostic.c (diagnostic_build_prefix): Use the new
1929 expand_location_to_spelling_point instead of expand_location.
1931 Fix PCH crash on GTYed pointer-to-scalar field of a struct
1932 * gengtype.c (write_types_process_field): Force second argument of
1933 the call to the PCH object hierarchy walker to be 'x'.
1935 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
1937 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
1938 predicate to discriminate types.
1940 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
1942 * doc/invoke.texi (Wmissing-format-attribute): Document as an
1943 alias of Wsuggest-attribute=format.
1944 * c-typeck.c (convert_for_assignment): Replace
1945 Wmissing-format-attribute with Wsuggest-attribute=format.
1946 (digest_init): Likewise.
1948 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
1950 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
1951 * common.opt (Wmissing-noreturn): Alias of
1952 -Wsuggest-attribute=noreturn.
1954 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
1957 * config/cris/cris.md (andqu): New peephole2.
1958 (andu): Tweak head comment.
1960 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
1961 Steven Bosscher <steven@gcc.gnu.org>
1962 Maxim Kuvyrkov <maxim@codesourcery.com>
1964 PR tree-optimization/38785
1965 * common.opt (ftree-partial-pre): New option.
1966 * doc/invoke.texi: Document it.
1967 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
1968 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
1970 (execute_pre): Use flag_tree_partial_pre.
1972 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1975 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
1978 2012-04-27 Ollie Wild <aaw@google.com>
1980 * doc/invoke.texi (Wliteral-suffix): Document new option.
1982 2012-04-27 Tom Tromey <tromey@redhat.com>
1984 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
1985 (dwarf_tag_name): Use get_DW_TAG_name.
1986 (dwarf_attr_name): Use get_DW_AT_name.
1987 (dwarf_form_name): Use get_DW_FORM_name.
1988 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
1990 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
1992 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
1993 arguments are -1 and 0, by negating the result of the conditional.
1995 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
1998 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
2000 2012-04-27 Richard Guenther <rguenther@suse.de>
2002 * tree-flow.h (is_hidden_global_store): Remove.
2003 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
2004 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
2005 (stmt_may_clobber_global_p): Likewise.
2006 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
2007 (stmt_may_clobber_global_p): Likewise.
2008 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
2009 stmt_may_clobber_global_p.
2010 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
2012 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
2014 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
2017 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
2018 reorganize some fields and update comments. Rename bit_test_uniq
2019 and bit_test_count to uniq resp. count. Remove bit_test_bb.
2020 (collect_switch_conv_info): New function, collects info about a
2021 GIMPLE_SWITCH into a struct switch_conv_info.
2022 (check_range): Simplify to use pre-recorded info. Fix think-o in
2023 range-branch ratio check.
2024 (check_process_case): Remove function.
2025 (check_all_empty_except_final): New function, verifies that all
2026 non-final basic blocks are empty.
2027 (process_switch): Simplify to use pre-recorded info. Call
2028 collect_switch_conv_info to do that. Assert that degenerate switch
2029 statements have been cleaned up.
2031 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
2034 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
2036 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
2039 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
2041 2012-04-27 Tom de Vries <tom@codesourcery.com>
2043 PR tree-optimization/51879
2044 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
2045 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
2047 (defs_to_varying): ... here. Don't set use_processed.
2048 (visit_reference_op_call): Handle gimple_vdef.
2049 Handle case that lhs is NULL_TREE.
2050 (visit_use): Use mark_use_processed. Handle calls with side-effect
2051 using visit_reference_op_call.
2053 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
2055 * sched-deps.c (fixup_sched_groups): Rename to...
2056 (chain_to_prev_insn): ...this.
2057 (chain_to_prev_insn_p): New function.
2058 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
2060 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
2062 * sched-int.h (_haifa_insn_data): Move priority_status.
2064 (INSN_MODEL_INDEX): New macro.
2065 * haifa-sched.c (insn_delay): New function.
2066 (sched_regno_pressure_class): Update commentary.
2067 (mark_regno_birth_or_death): Pass the liveness bitmap and
2068 pressure array as arguments, instead of using curr_reg_live and
2069 curr_reg_pressure. Only update the pressure if the bit in the
2070 liveness set has changed.
2071 (initiate_reg_pressure_info): Always trust the live-in set for
2072 SCHED_PRESSURE_MODEL.
2073 (initiate_bb_reg_pressure_info): Update call to
2074 mark_regno_birth_or_death.
2075 (dep_list_size): Take the list as argument.
2076 (calculate_reg_deaths): New function, extracted from...
2077 (setup_insn_reg_pressure_info): ...here.
2078 (MODEL_BAR): New macro.
2079 (model_pressure_data, model_insn_info, model_pressure_limit)
2080 (model_pressure_group): New structures.
2081 (model_schedule, model_worklist, model_insns, model_num_insns)
2082 (model_curr_point, model_before_pressure, model_next_priority):
2084 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
2085 (MODEL_INSN_INFO, MODEL_INSN): New macros.
2086 (model_index, model_update_limit_points_in_group): New functions.
2087 (model_update_limit_points, model_last_use_except): Likewise.
2088 (model_start_update_pressure, model_update_pressure): Likewise.
2089 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
2090 (model_excess_cost, model_dump_pressure_points): Likewise.
2091 (model_set_excess_costs): Likewise.
2092 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
2093 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
2094 schedule as an alternative tie-breaker. Update the call to
2096 (ready_sort): Call model_set_excess_costs.
2097 (update_register_pressure): Update call to mark_regno_birth_or_death.
2098 Rely on that function to check liveness rather than doing it here.
2099 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
2100 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
2101 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
2102 (model_record_pressure, model_record_pressures): New functions.
2103 (model_record_final_pressures, model_add_successors_to_worklist)
2104 (model_promote_predecessors, model_choose_insn): Likewise.
2105 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
2106 (model_start_schedule, model_finalize_pressure_group): Likewise.
2107 (model_end_schedule): Likewise.
2108 (schedule_insn): Say when we're scheduling the next instruction
2109 in the model schedule.
2110 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
2111 (queue_to_ready): Do not add instructions that are
2112 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
2113 Always allow the next instruction in the model schedule to be added.
2114 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
2115 and delay for SCHED_PRESSURE_MODEL too.
2116 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
2117 SCHED_PRIORITY_MODEL, but also take the DFA into account.
2118 (schedule_block): Call model_start_schedule and model_end_schedule.
2119 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
2120 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
2121 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
2123 (sched_finish): Update accordingly.
2124 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
2125 to SCHED_PRESSURE_MODEL.
2126 (add_jump_dependencies): Update call to dep_list_size.
2127 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
2128 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
2129 to SCHED_PRESSURE_MODEL.
2130 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
2131 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
2132 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
2133 handling to SCHED_PRESSURE_MODEL.
2135 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
2137 * common.opt (fsched-pressure-algorithm=): New option.
2138 * flag-types.h (sched_pressure_algorithm): New enum.
2139 * sched-int.h (sched_pressure_p): Replace with...
2140 (sched_pressure): ...this new variable.
2141 * haifa-sched.c (sched_pressure_p): Replace with...
2142 (sched_pressure): ...this new variable.
2143 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
2144 (update_reg_and_insn_max_reg_pressure, schedule_insn)
2145 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
2146 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
2147 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
2148 (sched_analyze_insn): Likewise.
2149 * sched-rgn.c (schedule_region): Likewise.
2150 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
2152 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
2154 * PR middle-end/52997
2155 * ira.c (find_moveable_pseudos): Call resize_reg_info.
2158 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
2159 * expr.c (convert_move): Honor unsignedp when extending partial int
2161 * genmodes.c (complete_mode): Don't clear component field of partial
2163 (emit_mode_inner): Don't emit it however.
2164 (calc_wider_mode): Partial int modes widen to their component.
2166 2012-04-26 David S. Miller <davem@davemloft.net>
2168 * config/sparc/niagara4.md: New file.
2169 * config/sparc/sparc.md: Include it.
2170 * config/sparc/sparc.c (niagara4_costs): New processor costs.
2171 (sparc_option_override): Use it.
2172 (sparc_use_sched_lookahead): Return 2 for niagara4.
2173 (sparc_issue_rate): Likewise.
2175 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
2176 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
2177 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
2178 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
2179 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
2180 alignaddrldi_vis): Set type to gsr.
2181 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
2182 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
2183 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
2184 v<vis3_shift_patname><mode>3, fmean16_vis,
2185 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
2186 fucmp<code>8<P:mode>_vis): Set type to fga.
2187 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
2188 * config/sparc/niagara.md: Likewise.
2189 * config/sparc/niagara2.md: Likewise.
2190 * config/sparc/ultra3.md: Likewise, and fix type matching for
2191 us3_ialuX reservation.
2193 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2195 * reload.c (find_reloads): Change the loop nesting when trying an
2196 alternative with swapped operands.
2198 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2200 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
2201 comment. Delete unused parameter first_exp_point_map.
2202 (virt_loc_aware_diagnostic_finalizer): Update call.
2204 2012-04-26 Michael Hope <michael.hope@linaro.org>
2205 Richard Earnshaw <rearnsha@arm.com>
2207 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
2208 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
2209 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
2210 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
2212 2012-04-25 Sriraman Tallam <tmsriram@google.com>
2214 * doc/extend.texi: Document avx2 support.
2215 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
2217 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
2220 * config/cris/cris.md ("*andhi_lowpart_v32")
2221 ("*andqi_lowpart_v32"): Change first input-only operand from
2222 a (match_operand ...) to (match_dup 0). Drop alternatives with
2223 const_int-matching constraints for redundancy.
2224 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
2225 three-operand alternative.
2227 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2230 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2231 instead expand it as zero extension.
2233 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
2236 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
2238 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2240 * common.opt (flag_debug_types_section): Default to 0.
2241 (dwarf_version): Default to 4.
2242 (dwarf_record_gcc_switches): Default to 1.
2243 (dwarf_strict): Default to 0.
2244 * toplev.c (process_options): Don't handle dwarf_strict
2245 or dwarf_version here.
2246 * config/vxworks.c (vxworks_override_options): Don't
2247 test whether dwarf_strict or dwarf_version are negative,
2248 instead test !global_options_set.x_dwarf_*.
2249 * config/darwin.c (darwin_override_options): Default to
2251 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
2252 and -fno-debug-types-section are now the default.
2254 2012-04-25 Jan Hubicka <jh@suse.cz>
2256 * cgraphunit.c: Update toplevel comment.
2257 (tree_rest_of_compilation): Merge into cgraph_expand_function.
2258 (cgraph_analyze_function): Make static.
2259 (cgraph_decide_is_function_needed): Make static.
2260 (cgraph_add_new_function): Use expand_function instead of
2261 rest_of_compilation.
2262 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
2263 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
2265 (cgraph_inline_p): Remove.
2266 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
2267 (init_cgraph): Add comment.
2268 * cgraphbuild.c (record_reference, mark_address, mark_load,
2269 mark_store): Do not call analyze_expr hook.
2270 * cgraph.c: Update toplevel comment.
2271 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
2272 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
2273 Move fere from cgraphunit.c
2274 (cgraph_mark_force_output_node): Move to cgraph.h
2275 * cgraph.h: Reorder so the comments match the function placement.
2276 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
2277 (cgraph_mark_force_output_node): Move here from cgraph.c
2278 * tree.c (free_lang_data): Do not clear analyze_expr hook.
2279 * ipa-inline-transform.c (preserve_function_body_p): New function.
2280 (inline_transform): Update.
2281 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
2282 * langhooks.h (lang_hooks_for_callgraph): Remove.
2283 (lang_hooks): Remove callgraph.
2284 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
2285 * varpool.c: Remove out of date comment.
2286 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
2287 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
2289 2012-04-25 Jan Hubicka <jh@suse.cz>
2292 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
2293 forward declaration.
2294 (cgraph_finalize_function): Finalize them here.
2295 * symtab.c (dump_symtab): Dump ctors and dtors.
2297 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2300 * stor-layout.c (get_best_mode): Don't return mode with bitsize
2301 larger than maxbits. Don't compute maxbits modulo align.
2302 Also check that unit bytes long store at bitpos / unit * unit
2303 doesn't affect bits beyond bitregion_end.
2304 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
2305 would not fit into bitregion_start ... bitregion_end + 1 bit region.
2306 (store_split_bit_field): Decrease unit close to end of bitregion_end
2307 if access is restricted in order to avoid mutual recursion.
2309 PR tree-optimization/53058
2310 * double-int.h (double_int_max_value, double_int_min_value): New
2312 * double-int.c (double_int_max_value, double_int_min_value): New
2314 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
2315 or GT_EXPR with double_int_max_value instead of double_int_mask.
2317 2012-04-25 Richard Guenther <rguenther@suse.de>
2319 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
2320 * tree-vect-loop.c (vect_transform_loop): Adjust.
2321 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
2322 the maximum number of iterations for the epilogue loop.
2323 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
2325 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2328 * c-typeck.c (set_nonincremental_init,
2329 set_nonincremental_init_from_string): Pass true instead of false
2330 as IMPLICIT to add_pending_init.
2332 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
2334 * c-typeck.c (pop_init_level): Improve diagnostics.
2336 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
2338 * compare-elim.c (try_eliminate_compare): Also handle operands with
2339 implicit extensions.
2341 2012-04-25 Alan Modra <amodra@gmail.com>
2343 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
2344 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
2345 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
2346 (no_global_regs_above): Delete.
2347 (no_global_regs): New function.
2348 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
2349 value for load multiple test.
2350 (savres_routine_syms): Increase size.
2351 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
2352 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
2353 rather than a number of boolean flags. Update all callers.
2354 (rs6000_savres_routine_name): Generate vector save/restore names.
2355 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
2356 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
2357 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
2358 and using_store_multiple. Expand uses. Don't always use r11 as
2359 frame reg when needed for out-of-line saves. Set up initial offset
2360 for out-of-line vector saves when buying stack frame. Handle pointer
2361 reg setup for out-of-line fp save. Emit call to out-of-line vector
2362 save function. Choose r11 or r12 for vrsave reg when available for
2364 (rs6000_output_function_prologue): Don't emit .extern for ELF.
2365 (rs6000_emit_epilogue): Choose a better frame reg when restoring
2366 from back-chain to suit out-of-line vector restore functions. Emit
2367 call to out-of-line vector restore function. Adjust register used
2368 for cr restore. Tweak pointer register setup for gpr restore.
2369 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
2371 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
2372 (V_SAVE_INLINE): Define.
2373 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
2375 2012-04-25 Alan Modra <amodra@gmail.com>
2377 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
2378 out-of-line save/restore for large frames. Don't disable
2379 out-of-line saves on ABI_AIX when using static chain reg.
2380 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
2381 clobber static chain reg, and tweak for out-of-line gpr saves
2384 2012-04-25 Alan Modra <amodra@gmail.com>
2386 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
2387 (rs6000_emit_prologue): Use the above to catch register overlap.
2389 2012-04-25 Alan Modra <amodra@gmail.com>
2391 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
2392 decl. Move logic selecting update reg to callers. Update all callers.
2393 (rs6000_emit_allocate_stack): Add copy_off param.
2394 (emit_frame_save): Don't handle reg+reg addressing.
2395 (ptr_regno_for_savres): New function, extracted from..
2396 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
2397 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
2398 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
2399 frame offset adjustment for out-of-line save with copy from sp.
2400 Simplify condition controlling whether cr is saved early or
2401 late. Use ptr_regno_for_savres to verify correct reg is set
2402 up for out-of-line saves. Pass the actual pointer reg used to
2403 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
2404 function. Rearrange spe vars so code is similar to that
2405 elsewhere in this function. Don't update frame_off when spe
2406 save code will restore r11. Use emit_frame_save for spe and
2407 gpr saves. Consolidate darwin out-of-line gpr setup with that
2408 for other abis. Don't assume frame_offset is zero and frame
2409 reg is sp when setting up altivec reg saves, and calculate
2410 exact offset requirement.
2411 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
2412 spe restore code. Consolidate darwin out-of-line gpr setup
2413 with that for other abis.
2415 2012-04-25 Alan Modra <amodra@gmail.com>
2417 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
2418 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
2420 (emit_frame_save): Delete frame_ptr param. Rename total_size to
2422 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
2423 and emit_frame_save calls. Cope with possibly missing note.
2425 2012-04-24 Sriraman Tallam <tmsriram@google.com>
2427 * config/i386/i386.c (build_processor_model_struct): New function.
2428 (make_var_decl): New function.
2429 (fold_builtin_cpu): New function.
2430 (ix86_fold_builtin): New function.
2431 (make_cpu_type_builtin): New function.
2432 (ix86_init_platform_type_builtins): New function.
2433 (ix86_expand_builtin): Expand new builtins by folding them.
2434 (ix86_init_builtins): Make new builtins to detect CPU type.
2435 (TARGET_FOLD_BUILTIN): New macro.
2436 (IX86_BUILTIN_CPU_INIT): New enum value.
2437 (IX86_BUILTIN_CPU_IS): New enum value.
2438 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
2439 * config/i386/i386-builtin-types.def: New function type.
2440 * testsuite/gcc.target/builtin_target.c: New testcase.
2441 * doc/extend.texi: Document builtins.
2443 2012-04-24 Olivier Hainque <hainque@adacore.com>
2445 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
2446 * toplev.c (process_options): Default to dwarf_version 2.
2447 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
2448 and dwarf_version 2.
2450 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2452 * tree-pretty-print.h (default_tree_printer): Do not declare.
2453 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
2455 (default_tree_diagnostic_starter): Make static.
2456 (default_tree_printer): Move to here. Make static.
2457 (tree_diagnostics_defaults): New.
2458 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
2459 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
2460 * toplev.c: Do not include tree-pass.h.
2461 (default_tree_printer): Move from here.
2462 (general_init): Use tree_diagnostics_defaults.
2464 2012-04-24 Chao-ying Fu <fu@mips.com>
2466 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
2467 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
2468 * config/mips/gnu-user.h
2469 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
2470 (GNU_USER_TARGET_LINK_SPEC): New define.
2471 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
2472 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
2473 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
2474 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
2475 GNU_USER_TARGET_ENDFILE_SPEC.
2476 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
2477 (GNU_USER_TARGET_LINK_SPEC): New define.
2478 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
2479 * config/mips/linux-common.h: New file.
2481 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2484 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
2485 (altivec_build_resolved_builtin): Call fully_fold_convert.
2487 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
2490 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
2492 2012-04-24 Richard Guenther <rguenther@suse.de>
2494 PR tree-optimization/53085
2495 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
2498 2012-04-24 Richard Guenther <rguenther@suse.de>
2500 * tree-if-conv.c (main_tree_if_conversion): Move bb under
2503 2012-04-24 Jim Meyering <meyering@redhat.com>
2505 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
2506 absence of an define_enum call.
2508 2012-04-24 Richard Guenther <rguenther@suse.de>
2510 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
2511 the epilogue loop is not re-used as unvectorized version
2512 record the its maximum number of iterations.
2514 2012-04-24 Andrew Pinski <apinski@cavium.com>
2516 * tree-ssa-forwprop.c (simplify_bitwise_binary):
2517 Don't directly use def1/def2.
2519 2012-04-24 Richard Guenther <rguenther@suse.de>
2521 PR tree-optimization/53098
2522 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
2525 2012-04-24 Andrew Pinski <apinski@cavium.com>
2528 * tree-ssa-forwprop.c (defcodefor_name): New function.
2529 (simplify_bitwise_binary): Use defcodefor_name instead of manually
2530 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
2531 Simplify "(~X | Y) & X" to "X & Y" and
2532 "(~X & Y) | X" to "X | Y".
2534 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2536 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
2537 validate_change to add clobbers if IN_GROUP is nonzero.
2538 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
2539 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
2541 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
2543 * config/s390/s390.c (insn_invalid_p): Likewise.
2545 2012-04-24 Jakub Jelinek <jakub@redhat.com>
2548 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
2549 (output_addressed_constants): Likewise.
2552 * varasm.c (get_section): Don't ICE for section conflicts with
2553 built-in section kinds.
2555 2012-04-23 DJ Delorie <dj@redhat.com>
2557 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
2558 (LIBSTDCXX): Change to CPP2.
2560 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
2563 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
2566 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
2568 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
2569 (*addsi_2_zext): Ditto.
2570 (*add<mode>_3): Ditto.
2571 (*addsi_3_zext): Ditto.
2572 (*add<mode>_5): Ditto.
2574 2012-04-23 Andrew Pinski <apinski@cavium.com>
2576 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
2577 (C & B) to (A OP0) & B.
2579 2012-04-23 Martin Jambor <mjambor@suse.cz>
2581 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
2582 temporaries created for a bitfield (reverting revision 122014).
2584 2012-04-23 Richard Guenther <rguenther@suse.de>
2586 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
2587 the condition using is_gimple_condexpr and avoid the not necessary
2589 (set_prologue_iterations): Likewise.
2590 (vect_loop_versioning): Likewise.
2592 2012-04-23 Richard Guenther <rguenther@suse.de>
2594 PR tree-optimization/53070
2595 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
2596 (main_tree_if_conversion): Verify we succeeded in that.
2598 2012-04-23 Jan Hubicka <jh@suse.cz>
2600 * lto-symtab.c (lto_cgraph_replace_node): Do not call
2601 mark_reahcable_node.
2602 * cgraph.c (cgraph_remove_node): Do not clear reachable.
2603 (cgraph_mark_reachable_node): Remove.
2604 (cgraph_mark_force_output_node): Do not set reachable.
2605 (dump_cgraph_node): Do not dump reachable.
2606 (cgraph_create_virtual_clone): Do not set reachable.
2607 * cgraph.h (cgraph_node): Remove reachable flag.
2608 (varpool_node): Remove reachable flag.
2609 (cgraph_mark_if_needed): Remove.
2610 (cgraph_mark_reachable_node): Remove.
2611 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
2612 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
2614 (cgraph_add_new_function): Likewise.
2615 (cgraph_mark_if_needed): Remove.
2616 (cgraph_analyze_function): Do not set target as reachable.
2617 (process_function_and_variable_attributes): Do not care about
2619 (cgraph_analyze_functions): Do not set reachable flags.
2620 (cgraph_mark_functions_to_output): Do not check reachability.
2621 (cgraph_copy_node_for_versioning): Do not set reachable flag.
2622 (dbxout_expand_expr): Update.
2623 * c-decl.c (merge_decls): Do not track changed externs.
2624 * ipa.c: Include pointer-set.h
2625 (enqueue_cgraph_node): Use reachable pointer set.
2626 (process_references): Likewise.
2627 (cgraph_remove_unreachable_nodes): Likewise.
2628 (whole_program_function_and_variable_visibility): Do not recompute
2630 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
2632 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
2634 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
2636 2012-04-23 Richard Guenther <rguenther@suse.de>
2639 * c-typeck.c (build_binary_op): Fix typo.
2641 2012-04-23 Jakub Jelinek <jakub@redhat.com>
2643 PR tree-optimizations/52891
2644 * tree-vect-patterns.c (adjust_bool_pattern): Use
2645 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
2646 but with non-standard precision.
2648 2012-04-22 Jan Hubicka <jh@suse.cz>
2650 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
2653 2012-04-22 Jan Hubicka <jh@suse.cz>
2655 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
2656 * cgraphbuild.c (record_reference, record_type_list, mark_address,
2657 mark_load, mark_store): Do not mark varpool nodes as needed.
2658 * cgraph.c (cgraph_new_nodes): Remove.
2659 (cgraph_create_function_alias): Do not mark nodes as reachable.
2660 (cgraph_add_thunk): Likewise.
2661 (cgraph_mark_reachable_node): Do not manage the queue.
2662 * cgraph.h (cgraph_node): Remove next_needed.
2663 (varpool_nodes_queue): Remove next_needed and prev_needed.
2664 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
2665 (cgraph_new_nodes): Declare.
2666 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
2667 (varpool_analyze_pending_decls): Remove.
2668 (varpool_analyze_node): New.
2669 (varpool_mark_needed_node): Remove.
2670 (varpool_first_variable, varpool_next_variable): New inlines.
2671 (varpool_first_static_initializer, varpool_next_static_initializer):
2673 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
2674 (varpool_first_defined_variable): New inline.
2675 (varpool_next_defined_variable): New inline
2676 (FOR_EACH_VARIABLE): Reimplement.
2677 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
2678 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
2680 * cgraphunit.c (cgraph_new_nodes): Declare here.
2681 (enqueue_node): New function.
2682 (cgraph_process_new_functions): update for new
2683 node set; when constructing cgraph enqueue node for processing.
2684 (cgraph_add_new_function): Use new node set.
2685 (process_function_and_variable_attributes): Do not set varpool needed
2687 (referred_to_p): New function.
2688 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
2689 when varpool is in construction.
2690 (cgraph_analyze_functions): Rewrite.
2691 (cgraph_expand_all_functions): Update.
2692 (cgraph_output_in_order): Do not analyze pending decls; do not set
2694 (cgraph_optimize): Do not analyze pending decls.
2695 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
2696 in other partition; do not mark node as needed.
2697 * dwarf2out.c (reference_to_unused): Use analyzed flag.
2698 (premark_types_used_by_global_vars_helper): Likewise.
2699 * ipa.c (process_references): Do not call varpool_mark_needed_node.
2700 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
2702 (function_and_variable_visibility): Do not mark node as needed.
2703 (whole_program_function_and_variable_visibility): Likewise.
2704 * Makefile.in (gt-varpool.h): No longer needed.
2705 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
2706 (ipa_write_summaries): Do not use needed flag.
2707 * varpool.c: Do not include gt-varpool.h
2708 (x_varpool_nodes_queue, x_varpool_last_needed_node,
2709 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
2710 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
2712 (varpool_remove_node): Do not update the lists.
2713 (dump_varpool_node): Do not dump needed flag.
2714 (varpool_enqueue_needed_node): Remove.
2715 (varpool_mark_needed_node): Remove.
2716 (varpool_reset_queue): Remove.
2717 (varpool_finalize_decl): Move to cgraphunit.c
2718 (varpool_analyze_node): New functions based on former
2719 varpool_analyze_pending_decls.
2720 (varpool_analyze_pending_decls): Remove.
2721 (varpool_assemble_decl): Do not update the lists.
2722 (enqueue_node): New function.
2723 (varpool_remove_unreferenced_decls): Rewrite.
2724 (varpool_empty_needed_queue): Remove.
2725 (add_new_static_var): Do not mark node as needed.
2726 (varpool_create_variable_alias): Handle expansion state
2728 * except.c (output_ttype): Do not mark node as needed.
2729 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
2730 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
2732 * tree-switch-conversion.c (build_one_array): Likewise.
2734 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2737 * doc/invoke.texi (pedantic): Rename to Wpedantic.
2738 * common.opt (Wpedantic): New.
2739 (pedantic): Alias Wpedantic.
2740 * diagnostic.c (warning_at): Likewise.
2741 * c-decl.c (diagnose_mismatched_decls): Likewise.
2742 (build_array_declarator): Likewise.
2743 (mark_forward_parm_decls):
2744 (check_bitfield_type_and_width): Likewise.
2745 (grokdeclarator): Likewise.
2746 (grokfield): Likewise.
2747 (finish_struct): Likewise.
2748 (build_enumerator): Likewise.
2749 (store_parm_decls_oldstyle): Likewise.
2750 (declspecs_add_qual): Likewise.
2751 (declspecs_add_type): Likewise.
2752 (finish_declspecs): Likewise.
2753 * c-typeck.c (composite_type): Likewise.
2754 (comp_target_types): Likewise.
2755 (build_array_ref): Likewise.
2756 (pointer_diff): Likewise.
2757 (build_unary_op): Likewise.
2758 (build_conditional_expr): Likewise.
2759 (build_c_cast): Likewise.
2760 (convert_for_assignment): Likewise.
2761 (maybe_warn_string_init): Likewise.
2762 (digest_init): Likewise.
2763 (pop_init_level): Likewise.
2764 (set_init_index): Likewise.
2765 (c_finish_goto_label): Likewise.
2766 (c_finish_return): Likewise.
2767 (do_case): Likewise.
2768 (build_binary_op): Likewise.
2769 * c-parser.c (static): Likewise.
2770 (c_parser_external_declaration): Likewise.
2771 (c_parser_declaration_or_fndef): Likewise.
2772 (c_parser_static_assert_declaration_no_se): Likewise.
2773 (c_parser_enum_specifier): Likewise.
2774 (c_parser_struct_or_union_specifier): Likewise.
2775 (c_parser_struct_declaration): Likewise.
2776 (c_parser_alignas_specifier): Likewise.
2777 (c_parser_braced_init): Likewise.
2778 (c_parser_initelt): Likewise.
2779 (c_parser_compound_statement_nostart): Likewise.
2780 (c_parser_conditional_expression): Likewise.
2781 (c_parser_alignof_expression): Likewise.
2782 (c_parser_postfix_expression): Likewise.
2783 (c_parser_postfix_expression_after_paren_): Likewise.
2784 (c_parser_objc_class_instance_variables): Likewise.
2785 (c_parser_objc_method_definition): Likewise.
2786 (c_parser_objc_methodprotolist): Likewise.
2788 2012-04-22 Ian Lance Taylor <iant@google.com>
2790 * godump.c (go_output_typedef): Dump size of structs.
2792 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
2794 Correcting transform_to_exit_first_loop + fix to PR46886
2795 * tree-parloops.c (transform_to_exit_first_loop): Remove
2796 setting of number of iterations according to the loop pattern.
2797 Duplicate from entry to exit->src instead of loop->latch.
2798 (pallelize_loops): Remove the condition preventing do-while loops.
2799 * tree-cfg.c (bool bb_in_region_p): New.
2800 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
2801 Adjust redirection of the duplicated iteration.
2803 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
2806 * rtl.def (ADDRESS): Use "i" rather than "w".
2807 * rtl.h (find_base_term): Delete.
2808 (may_be_sp_based_p): Declare.
2809 * rtl.c (rtx_code_size): Remove ADDRESS special case.
2810 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
2811 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
2813 (find_base_term): Make static.
2814 (may_be_sp_based_p): New function.
2815 * dse.c (record_store): Use it.
2816 * store-motion.c (store_killed_in_insn): Likewise.
2818 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
2820 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
2822 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
2825 * c-typeck.c (inform_declaration): New.
2826 (build_function_call_vec): Do not pretty-print
2827 expressions when caret is enabled.
2828 (convert_arguments): Use inform_declaration.
2830 2012-04-20 Jim Meyering <meyering@redhat.com>
2832 * genmodes.c (make_complex_modes): Don't truncate a mode name of
2833 length 7 or more when prepending a "C". Suggested by Richard Guenther.
2835 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2837 PR rtl-optimization/44214
2838 * fold-const.c (exact_inverse): New function.
2839 (fold_binary_loc): Fold vector and complex division by constant into
2840 multiply by recripocal with flag_reciprocal_math; fold vector division
2841 by constant into multiply by reciprocal with exact inverse.
2843 2012-04-20 Jan Hubicka <jh@suse.cz>
2845 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
2847 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
2848 (cgraph_remove_node): Update.
2849 (cgraph_mark_needed_node): Remove.
2850 (cgraph_mark_force_output_node): New.
2851 (dump_cgraph_node): Do not dump needed flag.
2852 (cgraph_node_cannot_be_local_p_1): Update.
2853 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
2854 * cgraph.h (symtab_node_base): Add force_output flag.
2855 (cgraph_node): Remove needed flag.
2856 (varpool_node): Remove force_output flag.
2857 (cgraph_mark_needed_node): Remove.
2858 (cgraph_mark_force_output_node): New.
2859 (cgraph_only_called_directly_or_aliased_p,
2860 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
2861 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
2862 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
2863 (cgraph_add_new_function): Update.
2864 (cgraph_mark_if_needed): Update.
2865 (verify_cgraph_node): Update.
2866 (cgraph_analyze_function): Alias target is reachable.
2867 (process_function_and_variable_attributes): Update: externally_visible
2868 flag makes function reachable.
2869 (cgraph_analyze_functions): Update dumping.
2870 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
2871 input_overwrite_node, input_varpool_node): Update streaming.
2872 * lto-streamer-out.c (produce_symtab): Use force_output.
2873 * ipa.c (process_references): Weakrefs must be processed.
2874 (cgraph_remove_unreachable_nodes): Likewise; update for new
2876 (varpool_externally_visible_p): Weakrefs are externally visible
2877 even if they are not.
2878 (function_and_variable_visibility): Update; when processing alias
2879 pair force the targets to be output.
2880 (whole_program_function_and_variable_visility): Use
2881 mark_reachable_node.
2882 * trans-mem.c (ipa_tm_mark_needed_node): Remove
2883 (ipa_tm_mark_force_output_node): New function.
2884 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
2885 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
2887 * varasm.c (mark_decl_referenced): Update.
2888 (find_decl_and_mark_needed): Remove.
2889 (find_decl): New function.
2890 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
2891 alias targets as needed.
2892 (dump_tm_clone_pairs): Update.
2893 * tree-inline.c (copy_bb): Update check.
2894 * symtab.c (dump_symtab_base): Dump force_output.
2895 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
2896 * passes.c (execute_todo): Fix dumping.
2897 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
2898 (varpool_analyze_pending_decls): Alias target is reachable.
2899 (varpool_create_variable_alias): Finalize weakrefs.
2901 2012-04-20 Jakub Jelinek <jakub@redhat.com>
2904 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
2905 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
2906 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
2907 macros instead of constants.
2908 * dse.c (record_store): Check for SP ADDRESS by comparing
2909 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
2910 XEXP to be stack_pointer_rtx.
2912 2012-04-20 Richard Guenther <rguenther@suse.de>
2914 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
2915 update_call_from_tree when propagating into a call.
2917 2012-04-20 Alan Modra <amodra@gmail.com>
2919 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
2920 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
2921 sp_offset to frame_off. Move world save code earlier.
2923 2012-04-20 Richard Guenther <rguenther@suse.de>
2925 PR tree-optimization/53050
2926 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
2927 Do only one transform on COND_EXPRs at the same time.
2929 2012-04-19 Jan Hubicka <jh@suse.cz>
2931 * symtab.c (dump_symtab_base): Revert accidental checkin.
2933 2012-04-20 Alan Modra <amodra@gmail.com>
2936 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
2937 static chain, set REST_INLINE_FPRS too.
2939 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
2941 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
2944 2012-04-20 Richard Guenther <rguenther@suse.de>
2946 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
2947 loops that can never run more often than the vectorization factor.
2949 2012-04-19 Jan Hubicka <jh@suse.cz>
2951 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
2953 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
2955 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
2957 2012-04-19 Jim Meyering <meyering@redhat.com>
2959 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
2960 We verified above that the string(including trailing NUL) fits in buf,
2963 2012-04-19 Richard Guenther <rguenther@suse.de>
2965 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
2966 for dumping DECL_SECTION_NAME.
2968 2012-04-19 Michael Matz <matz@suse.de>
2971 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
2972 (struct tree_vector): Adjust GTY length.
2973 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
2975 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
2977 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
2978 caller emitted the length calulation already.
2979 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
2980 before handling any of the fields for structs.
2982 2012-04-19 Richard Guenther <rguenther@suse.de>
2984 PR tree-optimization/53031
2985 * tree-vrp.c (adjust_range_with_scev): Revert back to
2986 using max_loop_iterations.
2988 2012-04-19 Michael Matz <matz@suse.de>
2990 * diagnostic.c (emit_diagnostic): Move va_end call after user
2992 (warning, warning_at, pedwarn, permerror): Ditto.
2994 2012-04-19 Richard Guenther <rguenther@suse.de>
2996 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
2999 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
3002 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
3003 the case *(X+const).
3005 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3007 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3009 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3012 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
3013 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
3015 2012-04-19 Richard Guenther <rguenther@suse.de>
3017 PR rtl-optimization/44688
3018 * loop-iv.c (determine_max_iter): Only return max_iter.
3019 (iv_number_of_iterations): Also use the recorded loop bound
3020 on the maximum number of iterations.
3021 * loop-unroll.c (decide_unroll_runtime_iterations): Use
3022 max_iter to avoid unrolling loops that do not roll.
3023 (decide_unroll_stupid): Likewise.
3025 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
3027 * targhooks.c (default_case_values_threshold): Fix code style nit.
3029 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
3030 case range and type folding from here...
3031 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
3032 type, as documented in tree.def.
3034 2012-04-18 Jan Hubicka <jh@suse.cz>
3036 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
3038 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
3039 cgraph hash and same comdat groups.
3040 (cgraph_optimize): Verify symbol table.
3041 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
3042 (dissolve_same_comdat_group_list): Work on symtab nodes.
3043 (function_and_variable_visibility): Dissolve variable same comdat group
3045 * symtab.c: Include timevar.h
3046 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
3048 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
3050 * tree-switch-conversion.c (info): Remove global pass info.
3051 (check_range, check_process_case, check_final_bb, create_temp_arrays,
3052 free_temp_arrays, gather_default_values, build_constructors,
3053 array_value_type, build_one_array, build_arrays, gen_def_assigns,
3054 fix_phi_nodes, gen_inbound_check): Pass info around from ...
3055 (process_switch): ... here. Unify message format. Return a const
3056 char pointer to the failure reason message.
3057 (do_switchconv): Unify message format. Update process_switch usage.
3059 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
3060 * tree-cfg.c (edge_to_cases): Fix documentation.
3062 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
3064 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
3066 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3068 PR tree-optimization/52976
3069 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
3070 (possibly_move_powi): New function.
3071 (rewrite_expr_tree): Call possibly_move_powi.
3072 (rewrite_expr_tree_parallel): Likewise.
3073 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
3074 call add_to_ops_vec instead.
3076 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3078 PR tree-optimization/52976
3079 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
3080 (decrement_power): Likewise.
3081 (propagate_op_to_single_use): Likewise.
3082 (zero_one_operation): Handle __builtin_pow* calls in linearized
3083 expression trees; factor logic into propagate_op_to_single_use.
3084 (undistribute_ops_list): Allow operands with repeat counts > 1.
3086 2012-04-18 Richard Guenther <rguenther@suse.de>
3088 PR tree-optimization/44688
3089 * cfgloop.h (record_niter_bound): Declare.
3090 * tree-ssa-loop-niter.c (record_niter_bound): Export.
3091 Update the estimation with the upper bound here...
3092 (estimate_numbers_of_iterations_loop): ... instead of here.
3093 Do not forcefully reset a recorded upper bound.
3094 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
3095 Record the maximum number of loop iterations of the prologue loop.
3097 2012-04-18 Jan Hubicka <jh@suse.cz>
3099 * lto-symtab.c (lto_cgraph_replace_node): Update.
3100 * cgraphbuild.c (record_reference, record_type_list,
3101 record_eh_tables, mark_address, mark_load, mark_store): Update.
3102 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
3103 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
3105 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
3106 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
3107 * reload.c: Fix typo in comment.
3108 * rtlanal.c: Likewise.
3109 * tree-emultls.c (gen_emutls_addr): Update.
3110 * ipa-reference.c (analyze_function): Update.
3111 * cgraphunit.c (cgraph_analyze_function,
3112 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
3114 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
3115 (ipa_remove_reference): Likewise.
3116 (ipa_remove_all_refering): Rename to ...
3117 (ipa_remove_all_referring): ... this one; update.
3118 (ipa_dump_references): Update.
3119 (ipa_dump_referring): Update.
3120 (ipa_clone_references): Update.
3121 (ipa_clone_refering): Rename to ...
3122 (ipa_clone_referring): ... this one; update.
3123 (ipa_ref_cannot_lead_to_return): Update.
3124 (ipa_ref_has_aliases_p): Update.
3125 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
3127 (ipa_ref_type): Remove.
3128 (ipa_ref_ptr_u): Remove.
3129 (ipa_ref): Remove referencing, refered, refered_index, refering_type
3130 and refered_type; add referring, referred and referred_index.
3131 (ipa_ref_list): Rename refering to referring.
3132 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
3133 ipa_clone_references, ipa_clone_referring): Update prototypes.
3134 * lto-cgraph.c (referenced_from_other_partition_p): Update.
3135 (lto_output_ref): Update.
3136 (add_references): Update.
3137 (input_varpool_node): Update.
3138 (input_refs): Update.
3139 * ipa-ref-inline.h (ipa_ref_node): Update.
3140 (ipa_ref_varpool_node): Update.
3141 (ipa_ref_referring_node): Update.
3142 (ipa_ref_referring_varpool_node): Update.
3143 (ipa_ref_referring_ref_list): Update.
3144 (ipa_ref_referred_ref_list): Update.
3145 (ipa_ref_list_first_referring): Update.
3146 (ipa_empty_ref_list): Update.
3147 (ipa_ref_list_refering_iterate): Rename to ...
3148 (ipa_ref_list_referring_iterate): ... this one.
3149 * cse.c: Update comment.
3150 * ipa-utils.c (ipa_reverse_postorder): Update.
3151 * tree-ssa-alias.c: Update.
3152 * ipa-inline.c (reset_edge_caches): Update.
3153 (update_caller_keys): Update.
3154 * ipa-inline.h: Update comments.
3155 * jump.c: Update comment.
3156 * alias.c: Likewise.
3157 * ipa.c (process_references): Update.
3158 (cgraph_remove_unreachable_nodes): Likewise.
3159 (ipa_discover_readonly_nonaddressable_var): Likewise.
3160 (cgraph_address_taken_from_non_vtable_p): Likewise.
3161 * trans-mem.c (ipa_tm_execute): Update.
3162 * simplify-rtx.c: Fix comment.
3163 * rtl.c: Fix comment.
3164 * symtab.c (symtab_unregister_node): Update.
3165 * varpool.c (dump_varpool_node): Update.
3166 (varpool_analyze_pending_decls): Update.
3167 (assemble_aliases): Update.
3168 (varpool_for_node_and_aliases): Update.
3170 2012-04-18 Richard Guenther <rguenther@suse.de>
3172 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
3173 use_undefined_p parameter.
3174 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
3175 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
3177 (estimate_numbers_of_iterations): Likewise.
3178 (estimated_loop_iterations): Adjust.
3179 (max_loop_iterations): Likewise.
3180 (scev_probably_wraps_p): Likewise.
3181 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
3182 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
3183 not max_loop_iterations.
3184 (execute_vrp): Remove explicit number of iterations estimation.
3186 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
3188 * config/i386/linux-common.h: New.
3190 * config.gcc: Add i386/linux-common.h before
3191 all i386/linux.h and i386/linux64.h usages.
3193 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
3194 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
3195 * config/i386/gnu-user64.h: Likewise.
3197 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
3198 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
3199 (GNU_USER_TARGET_MATHFILE_SPEC): New.
3200 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
3202 2012-04-18 Jan Hubicka <jh@suse.cz>
3204 * cgraph.c (cgraph_node_name): Remove.
3205 (dump_cgraph_node): Use dump_symtab_base; reformat.
3206 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
3207 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
3209 (cgraph_node_name, varpool_node_name): Remove.
3210 (cgraph_node_asm_name, varpool_node_asm_name,
3211 cgraph_node_name, varpool_node_name): New.
3212 * tree-pass.h (TODO_dump_cgraph): Rename to ...
3213 (TODO_dump_symtab): ... this one.
3214 * ipa-cp (pass_ipa_cp): Update.
3215 * ia-reference.c (generate_summary, read_write_all_from_decl,
3216 propagate, ipa_reference_read_optimization_summary): Update.
3217 * cgraphunit.c (cgraph_analyze_functions): Update.
3218 (cgraph_optimize): Update.
3219 * ipa-ref.c (ipa_dump_references): Update.
3220 (ipa_dump_refering): Update.
3221 * ipa-inline.c (pass_ipa_inline): Update.
3222 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
3223 * ipa.c (pass_ipa_function_visibility,
3224 pass_ipa_whole_program_visibility): Update.
3225 * tree-sra.c (pass_early_ipa_sra): Update.
3226 * symtab.c: Include langhooks.h
3227 (symtab_node_asm_name): New.
3228 (symtab_node_name): New.
3229 (symtab_type_names): New static var.
3230 (dump_symtab_base): New.
3231 (dump_symtab_node, dump_symtab): New.
3232 (debug_symtab_node, debug_symtab): New.
3233 * tree-ssa-structalias.c: Dump symbol table.
3234 * pases.c (execute_todo): Handle TODO_dump_symtab instead
3235 of TODO_dump_cgraph.
3236 * varpoo.c (varpool_node_name): Remove.
3237 (dump_varpool_node): Use dump_symtab_base; reformat.
3239 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
3241 * doc/invoke.texi (Language Independent Options): @item should be
3244 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
3247 * rtl.c (rtx_code_size): Handle ADDRESS.
3249 2012-04-17 Tom de Vries <tom@codesourcery.com>
3251 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
3254 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
3257 * config/i386/sync.md (atomic_<code><mode>): Rename to
3258 atomic_<logic><mode>.
3260 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
3262 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
3263 * alias.c (reg_base_value): Expand and update comment.
3264 (arg_base_value): New variable.
3265 (unique_id): Move up file.
3266 (unique_base_value, unique_base_value_p, known_base_value_p): New.
3267 (find_base_value): Use arg_base_value and known_base_value_p.
3268 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
3269 (find_base_term): Use known_base_value_p.
3270 (base_alias_check): Use unique_base_value_p.
3271 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
3272 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
3274 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
3276 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
3278 2012-04-17 Michael Matz <matz@suse.de>
3280 PR tree-optimization/18437
3281 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
3282 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
3283 (vect_check_strided_load): Declare.
3284 * tree-vect-data-refs.c (vect_check_strided_load): New function.
3285 (vect_analyze_data_refs): Use it to accept strided loads.
3286 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
3288 2012-04-17 Richard Guenther <rguenther@suse.de>
3291 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
3292 loops when redirecting an entry or latch edge.
3294 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
3296 * sel-sched.c (sel_global_init): Revert previous change.
3298 2012-04-17 Richard Guenther <rguenther@suse.de>
3300 * tree-flow.h (array_at_struct_end_p): Move declaration ...
3301 * tree.h (array_at_struct_end_p): ... here.
3302 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
3303 * expr.c (array_at_struct_end_p): ... here. Rewrite.
3305 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
3307 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
3308 COST_TABLE): Remove.
3309 (estimate_case_costs): Remove.
3310 (expand_case): Do not call estimate_case_costs
3311 to set use_cost_table.
3312 (balance_case_nodes): Do not use use_cost_table.
3314 2012-04-16 Jan Hubicka <jh@suse.cz>
3316 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
3317 (hash_node, eq_node): Remove.
3318 (cgraph_create_node): Do not handle hashtable.
3319 (cgraph_get_node): Remove.
3320 (cgraph_insert_node_to_hashtable): Remove.
3321 (hash_node_by_assembler_name): Remove.
3322 (eq_assembler_name): Remove.
3323 (cgraph_node_for_asm): Rewrite.
3324 (cgraph_find_replacement_node): Break out from ...
3325 (cgraph_remove_node): ... here; do not maintain hashtables.
3326 (change_decl_assembler_name): Remove.
3327 (cgraph_clone_node): Do not maintain hashtables.
3328 * cgraph.h (const_symtab_node): New typedef.
3329 (cgraph_insert_node_to_hashtable): Remove.
3330 (symtab_get_node, symtab_node_for_asm,
3331 symtab_insert_node_to_hashtable): Declare.
3332 (cgraph_find_replacement_node): Declare.
3333 (cgraph_get_node, varpool_get_node): Turn into inlines.
3334 (cgraph, varpool): Work sanely on NULL pointers.
3335 (FOR_EACH_SYMBOL): New walker.
3336 * ipa-inline-transform.c (save_inline_function_body): Use
3337 symtab_insert_node_to_hashtable.
3338 * symtab.c: Include ggc.h and diagnostics.h
3339 (symtab_hash, assembler_name_hash): New static vars;
3340 (hash_node, eq_node, hash_node_by_assembler_name,
3341 eq_assembler_name, insert_to_assembler_name_hash,
3342 unlink_from_assembler_name_hash): New.
3343 (symtab_register_node): Update hashtables.
3344 (symtab_insert_node_to_hashtable): New.
3345 (symtab_unregister_node): Update hashtables.
3346 (symtab_get_node): New.
3347 (symtab_node_for_asm): New.
3348 (change_decl_assembler_name): New.
3349 * Makefile.in (symtab.o): Needs GTY.
3350 * varpool.c (varpool_hash): Remove.
3351 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
3352 (varpool_node): Rewrite using varpool_get_node.
3353 (varpool_remove_node): DO not maintain hashtables.
3354 (varpool_node_for_asm): Rewrite.
3356 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
3358 * doc/invoke.texi: Copy-edit to put verbs in the present tense
3359 when describing the current behavior of GCC.
3361 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
3363 * genemit.c (gen_exp): Remove ADDRESS handling.
3364 * genoutput.c (scan_operands): Likewise.
3365 * genpeep.c (match_rtx): Likewise.
3366 * genrecog.c (add_to_sequence): Likewise.
3368 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
3370 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
3372 2012-04-16 Martin Jambor <mjambor@suse.cz>
3374 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
3377 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
3380 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
3381 hints for 'A' operand types.
3383 2012-04-16 Jan Hubicka <jh@suse.cz>
3385 * cgraph.h (symtab_node_base): Add next and previous pointers.
3386 (cgraph_node): Remove next and preivous pointers.
3387 (varpool_node): Likewise; remove next/previous GTY marker;
3388 it is not type safe.
3389 (symtab_node_def): Update GTY marker
3390 (x_cgraph_nodes, cgraph_nodes): Remove.
3391 (symtab_nodes): New function.
3392 (cgraph_order): Rename to ...
3393 (symtab_order): ... this one.
3394 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
3396 (x_varpool_nodes, varpool_nodes): Remove.
3397 (FOR_EACH_STATIC_VARIABLE): Update.
3398 (symtab_function_p, symtab_variable_p): New function.
3399 (FOR_EACH_VARIABLE): Update.
3400 (varpool_first_variable, varpool_next_variable): New functions.
3401 (FOR_EACH_VARIABLE): Update.
3402 (cgraph_first_defined_function): Update.
3403 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
3404 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
3405 (cgraph_first_function, cgraph_next_function): New.
3406 (FOR_EACH_FUNCTION): Update.
3407 (cgraph_first_function_with_gimple_body,
3408 cgraph_next_function_with_gimple_body): Update.
3409 * symtab.c: New file.
3410 * cgraph.c: Update copyright dates.
3411 (x_cgraph_nodes, cgraph_order): Remove.
3412 (NEXT_FREE_NODE): Update.
3413 (SET_NEXT_FREE_NODE): New.
3414 (cgraph_create_node_1): Remove common code.
3415 (cgraph_create_node): Remove common code; call symtab_register_node.
3416 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
3417 (cgraph_add_asm_node): Update.
3418 (cgraph_clone_node): Register new node.
3419 * cgraphunit.c (process_function_and_variable_attributes): Update.
3420 (cgraph_analyze_functions): Update.
3421 (cgraph_analyze_functions): Update.
3422 (cgraph_output_in_order): Update.
3423 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
3425 * ipa-inline.c (recursive_inlining): Update.
3426 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
3427 * ipa.c (cgraph_remove_unreachable_nodes): Update.
3428 * Makefile.in: Add symtab.o
3429 * varpool.c (x_varpool_nodes): Remove
3430 (varpool_node): Remove common code; call symtab_register_node.
3431 (varpool_remove_node): Remove common code; call symtab_unregister_node.
3433 2012-04-16 Richard Guenther <rguenther@suse.de>
3436 * tree.h (VECTOR_CST_NELTS): Adjust.
3437 (struct tree_vector): Add explicit length field.
3438 (make_vector_stat): Declare.
3439 (make_vector): Define.
3440 * tree.c (make_vector_stat): New function.
3441 (build_vector_stat): Use it.
3442 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
3444 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3446 PR tree-optimization/52976
3447 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
3448 (undistribute_ops_list): Ops with repeat counts aren't eligible for
3450 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
3452 2012-04-16 Jan Hubicka <jh@suse.cz>
3454 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
3456 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
3457 walkers to walk cgraph and varpool.
3458 * cgraph.c (cgraph_node_for_asm): Likewise.
3459 (dump_cgraph): Likewise.
3460 * value-prof.c (init_node_map): Likewise.
3461 * tree.c (free_lang_data_in_cgraph): Likewise.
3462 * tree-emutls.c: (ipa_lower_emutls): Likewise.
3463 * ipa-reference.c (generate_summary, propagate): Likewise.
3464 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
3465 cgraph_mark_functions_to_output, cgraph_output_in_order,
3466 output_weakrefs, cgraph_materialize_all_clones,
3467 cgraph_optimize): Likewise.
3468 * lto-cgraph.c (merge_profile_summaries): Likewise.
3469 (input_cgraph): Likewise.
3470 * ipa-pure-const.c (generate_summary): Likewise.
3471 (propagate): Likwise.
3472 * ipa-utils.c (ipa_reduced_postorder): Likewise.
3473 (ipa_free_postorder_info): Likewise.
3474 (ipa_reverse_postorder): Likewise.
3475 * ipa-inline.c (ipa_inline): Likewise.
3476 * matrix-reorg.c (find_matrices_decl): Likewise.
3477 (matrix_reorg): Likewise.
3478 * tree-vectorizer.c (increase_alignment): Likewise.
3479 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
3480 (function_and_variable_visibility): Likewise.
3481 (whole_program_function_and_variable_visibility): Likewise.
3482 (ipa_cdtor_merge): Likewise.
3483 * trans-mem.c (ipa_tm_execute): Likewise.
3484 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
3485 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
3486 (ipa_print_all_params): Likewise.
3487 (ipa_update_after_lto_read): Likewise.
3488 * tree-profie.c (tree_profiling): Likewise.
3489 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
3490 * passes.c (dump_passes): Likewise.
3491 (do_per_function): Likewise.
3492 (ipa_write_summaries): Likewise.
3493 * varpool.c (dump_varpool): Likewise.
3494 (varpool_node_for_asm): Likewise.
3495 (varpool_assemble_pending_decls): Likewise.
3497 2012-04-16 Richard Guenther <rguenther@suse.de>
3499 PR tree-optimization/52975
3500 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
3501 condition but always mark it with TRUTH_NOT_EXPR.
3503 2012-04-16 Richard Guenther <rguenther@suse.de>
3505 PR tree-optimization/52975
3506 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
3507 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
3508 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
3509 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
3511 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
3513 * config/i386/sse.md (ssse3_plusminus): New code iterator.
3514 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
3515 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
3516 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
3517 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
3518 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
3519 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
3521 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
3522 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
3523 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
3524 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
3525 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
3526 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
3528 (xop_plus): New code iterator.
3529 (macs): New code attribute.
3531 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
3532 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
3534 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
3535 xop_plus code iterator.
3536 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
3537 xop_plus code iterator.
3538 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
3539 xop_plus code iterator.
3540 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
3541 xop_plus code iterator.
3543 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
3544 any_extend code iterator.
3545 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
3546 any_extend code iterator.
3547 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
3548 any_extend code iterator.
3549 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
3550 any_extend code iterator.
3551 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
3552 any_extend code iterator.
3553 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
3554 any_extend code iterator.
3556 2012-04-14 Tom de Vries <tom@codesourcery.com>
3558 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
3559 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
3560 DELETED_LABEL note, and move it to ...
3561 * cfgrtl.c (delete_insn): ... here. Change return type to void.
3562 (delete_insn_and_edges): Likewise.
3563 (delete_insn_chain): Handle new return type of delete_insn. Delete
3564 chain backwards rather than forwards.
3565 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
3567 * cfglayout.c (fixup_reorder_chain): Delete unused label.
3569 2012-04-14 Jan Hubicka <jh@suse.cz>
3571 * cgraph.h: Update copyrights;
3572 (symtab_node): Turn to union typedef.
3573 (symtab_node_base): New structure.
3574 (symtab_type): Add SYMTAB_SYMBOL tag.
3575 (cgraph_node): Annotate some pinters with nested_ptr.
3576 (varpool_node): Likewise.
3577 (cgraph_local_info): Remove lto_file_data
3578 and externally_visible.
3579 (cgraph_node): Remove decl; same_comdat_group list;
3580 aux; ref_list; order; address_taken; reachable_from_other_parittion,
3581 in_other_partition; resolution.
3582 (varpool_node): Remove decl; same_comdat_group;
3583 ref_list; lto_file_data; aux; order; resolution; externally_visible;
3584 used_from_other_partition; in_other_partition.
3585 (symtab_node_def): New union.
3586 (cgraph, varpool): Update.
3587 (varpool_first_static_initializer, varpool_next_static_initializer,
3588 cgraph_only_called_directly_or_aliased_p,
3589 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
3590 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
3591 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
3593 * cgraph.c: Likewise.
3594 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
3595 * cgraphbuild.c: Likewise.
3596 * lto-symtab.c: Likewise.
3597 * c-gimplify.c: Likewise.
3598 * value-prof.c: Likewise.
3600 * ipa-cp.c: Likewise.
3601 * tree-emutls.c: Likewise.
3602 * ipa-inline-transform.c: Likwise.
3603 * ipa-reference.c: Likewise.
3604 * cgraphunit.c: Likewise.
3605 * ipa-ref.c: Likewise.
3606 * lto-cgraph.c: Likewise.
3607 * ipa-ref-inline.h: Likewise.
3608 * ipa-pure-const.c: Likewise.
3609 * lto-streamer-out.c: Likewise.
3610 * ipa-utils.c: Likewise.
3611 * ipa-inline.c: Likewise.
3612 * matrix-reorg.c: Likewise.
3613 * tree-eh.c: Likewise.
3614 * tree-vectorizer.c: Likewise.
3615 * ipa-split.c: Likewise.
3617 * trans-mem.c: Likewise.
3618 * ipa-inline-analysis.c: Likewise.
3619 * gimplify.c: Likewise.
3620 * cfgexpand.c: Likewise.
3621 * tree-sra.c: Likewise.
3622 * ipa-prop.c: Likewise.
3623 * varasm.c: Likewise.
3624 * tree-nested.c: Likewise.
3625 * tree-inline.c: Likewise.
3626 * tree-profile.c: Likewise.
3627 * tree-ssa-structalias.c: Likewise.
3628 * passes.c: Likewise.
3629 * varpool.c: Likewise.
3631 2012-04-14 Tom de Vries <tom@codesourcery.com>
3633 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
3634 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
3635 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
3637 (gsi_advance_fw_nondebug_nonlocal): New function.
3638 (local_def): Removed function.
3639 (same_succ_hash): Use stmt_local_def.
3640 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
3641 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
3643 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3645 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
3646 and __ILP32__ for x32.
3648 2012-04-13 Martin Jambor <mjambor@suse.cz>
3651 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
3652 fold_ctor_reference returns a zero constant.
3654 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
3656 * config.gcc: Add i386/gnu-user-common.h before all
3657 i386/gnu-user.h and i386/gnu-user64.h usages.
3659 * config/i386/gnu-user-common.h: New.
3661 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
3662 (CC1_SPEC): Likewise.
3663 (ENDFILE_SPEC): Likewise.
3664 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
3665 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
3666 (TARGET_OS_CPP_BUILTINS): Likewise.
3667 (LIBGCC2_HAS_TF_MODE): Likewise.
3668 (LIBGCC2_TF_CEXT): Likewise.
3669 (TF_SIZE): Likewise.
3670 (TARGET_ASM_FILE_END): Likewise.
3671 (STACK_CHECK_MOVING_SP): Likewise.
3672 (STACK_CHECK_STATIC_BUILTIN): Likewise.
3673 * config/i386/gnu-user64.h: Likewise.
3675 2012-04-13 Martin Jambor <mjambor@suse.cz>
3677 * expr.c (expand_expr_real_1): Pass type, not the expression, to
3678 set_mem_attributes for a memory temporary. Do not call the function
3679 for the memory temporary created for a bitfield.
3681 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
3684 * df.h (enum debug_temp_where): New.
3685 (dead_debug_init, dead_debug_finish) Declare.
3686 (dead_debug_add, dead_debug_insert_temp): Declare.
3687 (struct dead_debug_use, struct dead_debug): Moved from...
3688 * df-problems.c: ... here.
3689 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
3691 (df_create_unused_note): Likewise.
3692 (df_set_dead_notes_for_mw): Move comment where it belongs.
3693 (dead_debug_init): Export.
3694 (dead_debug_reset_uses): New, factored out of...
3695 (dead_debug_finish): ...this. Export.
3696 (dead_debug_reset): Remove.
3697 (dead_debug_add): Export.
3698 (dead_debug_insert_before): Rename to...
3699 (dead_debug_insert_temp): ... this. Add where argument. Export.
3700 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
3701 Return insertion count.
3702 (df_note_bb_compute): Adjust.
3703 * dce.c (word_dce_process_block): Adjust dead debug uses.
3704 (dce_process_block): Likewise.
3706 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
3708 * df-problems.c (df_note_bb_compute): Do not take note of
3709 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
3711 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
3714 * var-tracking.c (expand_depth): New type.
3715 (onepart_aux, expand_loc_callback_data): Change depth type to it.
3716 (loc_exp_dep_alloc): Adjust initializer.
3717 (update_depth): Use new type. Add entryvals.
3718 (vt_expand_var_loc_chain): Take note of expansions with
3719 ENTRY_VALUEs, but don't accept them right away. Run an optional
3720 second pass accepting the minimum ENTRY_VALUE count found in the
3722 (vt_expand_loc_callback, INIT_ELCD): Adjust.
3724 2012-04-13 Tom de Vries <tom@codesourcery.com>
3726 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
3727 parameters vuse and vuse_escaped.
3728 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
3729 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
3732 2012-04-13 Richard Guenther <rguenther@suse.de>
3734 PR tree-optimization/52969
3735 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
3736 the condition for the COND_EXPR and handle predicate negation
3737 by swapping the COND_EXPR arms.
3739 2012-04-13 Nick Clifton <nickc@redhat.com>
3741 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
3742 TODO_dump_func flag.
3744 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
3746 PR rtl-optimization/52203
3747 PR rtl-optimization/52715
3749 Revert the 2012-03-07 fix for PR 52203.
3750 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
3751 the insn does not modify DFA right before issuing, adjust
3752 issue_rate accordingly.
3754 2012-04-13 Richard Guenther <rguenther@suse.de>
3757 * c-typeck.c (pointer_diff): Remove bogus assert.
3759 2012-04-13 Richard Guenther <rguenther@suse.de>
3762 * convert.c (convert_to_pointer): Remove special-casing of zero.
3764 2012-04-13 Joey Ye <joey.ye@arm.com>
3766 * config/arm/constraints.md (Pe): New constraint.
3767 * config/arm/arm.md: New split for imm 256-510.
3769 2012-04-13 Terry Guo <terry.guo@arm.com>
3771 * config/arm/arm-cores.def: Added core cortex-m0plus.
3772 * config/arm/arm-tune.md: Regenerated.
3773 * config/arm/arm-tables.opt: Regenerated.
3774 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
3776 2012-04-13 Alan Modra <amodra@gmail.com>
3779 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
3780 tie regs on destination of sets. Delete forward declaration.
3781 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
3782 (rs6000_emit_prologue): Likewise.
3783 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
3785 (is_mem_ref): Use tie_operand to recognise stack ties.
3786 * config/rs6000/predicates.md (tie_operand): New.
3787 * config/rs6000/rs6000.md (restore_stack_block): Generate new
3789 (restore_stack_nonlocal): Likewise.
3790 (stack_tie): Update.
3791 (frame_tie): Delete.
3793 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3795 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
3796 HOST_WIDE_INT_PRINT_DEC in format strings.
3798 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
3801 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
3802 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
3803 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
3804 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
3805 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
3806 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
3807 avx2_permvarv8si using VI4F_256 mode iterator.
3808 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
3809 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
3810 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
3811 gen_avx2_permvarv8sf.
3812 (expand_vec_perm_pshufb): Ditto.
3814 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3817 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
3818 the list of options to enable the FCFID instruction.
3819 (TARGET_EXTRA_BUILTINS): Adjust comment.
3821 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3823 PR tree-optimization/18589
3824 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
3825 (operand_entry): Add count field.
3826 (add_repeat_to_ops_vec): New function.
3827 (completely_remove_stmt): Likewise.
3828 (remove_def_if_absorbed_call): Likewise.
3829 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
3830 (acceptable_pow_call): New function.
3831 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
3832 entries with repeat counts when found.
3833 (repeat_factor_d): New struct and associated typedefs.
3834 (repeat_factor_vec): New static vector variable.
3835 (compare_repeat_factors): New function.
3836 (get_reassoc_pow_ssa_name): Likewise.
3837 (attempt_builtin_powi): Likewise.
3838 (reassociate_bb): Call attempt_builtin_powi.
3839 (fini_reassoc): Two new calls to statistics_counter_event.
3841 2012-04-12 Richard Guenther <rguenther@suse.de>
3843 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
3844 * cgraph.h (tree_rest_of_compilation): Remove.
3845 * cgraph.c (cgraph_add_new_function): Move ...
3846 * cgraphunit.c (cgraph_add_new_function): ... here.
3847 (tree_rest_of_compilation): Make static.
3848 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
3849 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
3850 gate_all_early_local_passes, execute_all_early_local_passes,
3851 pass_early_local_passes, gate_all_early_optimizations,
3852 pass_all_early_optimizations): Move ...
3853 * passes.c (gate_all_optimizations, pass_all_optimizations,
3854 gate_all_early_local_passes, execute_all_early_local_passes,
3855 pass_early_local_passes, gate_all_early_optimizations,
3856 pass_all_early_optimizations): ... here.
3857 * tree-optimize.c (execute_free_datastructures): Remove.
3858 * tree-flow.h (execute_free_datastructures): Remove.
3859 * tree-optimize.c (execute_init_datastructures,
3860 pass_init_datastructures): Move ...
3861 * tree-ssa.c (execute_init_datastructures,
3862 pass_init_datastructures): ... here.
3863 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
3864 execute_free_datastructures.
3866 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
3868 * dbgcnt.def (ira_move): New counter.
3869 * ira-int.h (ira_create_new_reg): Declare function.
3870 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
3871 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
3872 no longer static. All callers changed.
3873 * ira.c: Include "dbgcnt.h".
3874 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
3875 move_unallocated_pseudos): New static functions.
3876 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
3877 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
3878 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
3879 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
3880 to the pseudos generated in find_moveable_pseudos.
3881 * Makefile.in (ira.o): Add $(DBGCNT_H).
3883 2012-04-12 Richard Guenther <rguenther@suse.de>
3885 PR tree-optimization/52943
3886 * tree-chrec.h (chrec_is_positive): Remove.
3887 * tree-scalar-evolution.c (chrec_is_positive): Move ...
3888 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
3889 Return false for a constant zero instead of negative.
3890 (analyze_siv_subscript_cst_affine): Handle zero difference
3891 in the initial condition explicitely.
3893 2012-04-12 Richard Guenther <rguenther@suse.de>
3895 * tree-parloops.c (parallelize_loops): Also consult the upper
3896 bound for the number of iterations.
3897 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
3898 (loop_prefetch_arrays): Likewise.
3900 2012-04-12 Richard Guenther <rguenther@suse.de>
3902 * cfgloop.h (estimated_loop_iterations_int): Ditch
3903 'conservative' parameter.
3904 (max_stmt_executions_int): Likewise.
3905 (estimated_loop_iterations): Likewise.
3906 (max_stmt_executions): Likewise.
3907 (max_loop_iterations): Declare.
3908 (max_loop_iterations_int): Likewise.
3909 (estimated_stmt_executions): Likewise.
3910 (estimated_stmt_executions_int): Likewise.
3911 * tree-ssa-loop-niter.c (estimated_loop_iterations):
3913 (max_loop_iterations): ... this.
3914 (estimated_loop_iterations_int): Split parts to ...
3915 (max_loop_iterations_int): ... this.
3916 (max_stmt_executions_int): Split parts to ...
3917 (estimated_stmt_executions_int): ... this.
3918 (max_stmt_executions): Split parts to ...
3919 (estimated_stmt_executions): ... this.
3920 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
3921 * predict.c (predict_loops): Likewise.
3922 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
3923 (analyze_siv_subscript_cst_affine): Likewise.
3924 (compute_overlap_steps_for_affine_1_2): Likewise.
3925 (analyze_subscript_affine_affine): Likewise.
3926 (init_omega_for_ddr_1): Likewise.
3927 * tree-parloops.c (parallelize_loops): Likewise.
3928 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
3929 (may_eliminate_iv): Likewise.
3930 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
3931 (loop_prefetch_arrays): Likewise.
3932 * tree-vrp.c (adjust_range_with_scev): Likewise.
3934 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
3936 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
3937 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
3939 (dump_table): Use bool type for need_align and have_df variables.
3940 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
3941 (regs_used): Remove register modifier.
3942 (barrier_align): Move variables slot, credit, jump_to_next
3943 into if block above for loop. Use bool type for jump_to_next.
3944 (sh_function_arg): Use NULL_RTX instead of 0.
3946 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
3948 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
3949 (bswapsi2): New expander.
3951 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
3953 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
3954 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
3956 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
3958 PR rtl-optimization/52876
3959 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
3960 Don't call mark_reg_pointer for incompatible pointer sign extension.
3962 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
3965 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
3967 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
3968 comparisons against TYPE_PRECISION.
3969 * tree-ssa-forwprop.c (combine_conversions): Likewise.
3971 2012-04-11 Xinliang David Li <davidxl@google.com>
3973 * tree-passes.h: Remove TODO_dump_func.
3974 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
3975 * trans-mem.c: Remove TODO_dump_func.
3976 * ira.c: Remove TODO_dump_func.
3978 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
3980 * config/i386/i386.c (ix86_option_override_internal): Check
3981 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
3982 after TARGET_64BIT is updated.
3984 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
3986 * config/sh/sh.h: Remove old secondary reload code.
3988 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
3990 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
3991 (ready_reorder): ... this function.
3993 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
3995 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
3998 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
3999 insns so that no other insn is queued for a time before them.
4001 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
4004 2012-04-11 Richard Guenther <rguenther@suse.de>
4007 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
4008 consider loop nesting.
4009 (evolution_function_is_univariate_p): Properly check the remainder
4012 2012-04-11 Richard Guenther <rguenther@suse.de>
4015 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
4017 2012-04-11 Nick Clifton <nickc@redhat.com>
4019 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
4020 information, if requested.
4022 * config/rx/rx.c (rx_expand_prologue): Likewise.
4024 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
4025 Michael Matz <matz@suse.de>
4028 * rtlanal.c (unsigned_reg_p): New function.
4029 Update copyright notice dates.
4030 * rtl.h (unsigned_reg_p): Prototype it.
4031 Update copyright notice dates.
4032 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
4034 * expr.c (expand_expr_real_1): Set register attributes.
4035 * stmt.c (expand_case): Likewise.
4037 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
4040 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
4041 consider_sh2a and allow_zero.
4042 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
4043 (disp_addr_displacement): New function.
4044 (sh_address_cost): Use disp_addr_displacement function instead
4045 of DISP_ADDR_OFFSET.
4046 (sh_legitimate_address_p): Adapt to changed
4047 sh_legitimate_index_p declaration.
4048 (sh_find_mov_disp_adjust): Remove HImode check.
4049 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
4050 disp_addr_displacement and max_mov_insn_displacement.
4051 (max_mov_insn_displacement): Remove HImode check.
4052 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
4053 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
4054 * config/sh/constraints.md (K05, K13): New constraints.
4055 (K12): Correct comment.
4056 (Sdd): Do not use DISP_ADDR_P macro.
4057 (Snd, Sbw): Use satisfies_constraint_Sdd.
4058 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
4059 (*extendhisi2_compact, movhi_i): Remove.
4060 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
4061 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
4062 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
4063 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
4064 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
4065 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
4066 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
4068 Add new peepholes for HImode displacement addressing.
4070 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
4072 * config/sh/sh.h (SIDI_OFF): Remove.
4073 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
4074 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
4077 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
4080 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
4081 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
4082 * doc/md.texi (Standard Names): Add bswap.
4083 * builtin-types.def (BT_UINT16): New primitive type.
4084 (BT_FN_UINT16_UINT16): New function type.
4085 * builtins.def (BUILT_IN_BSWAP16): New.
4086 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
4087 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
4088 expand_builtin_bswap.
4089 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
4090 (fold_builtin_1): Likewise.
4091 (is_inexpensive_builtin): Likewise.
4092 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
4093 missing bits for bswap to libcall code.
4094 * tree.c (build_common_tree_nodes): Build uint16_type_node.
4095 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
4096 (uint16_type_node): New define.
4097 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
4098 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
4100 (rs6000_init_builtins): Likewise.
4101 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
4103 2012-04-11 Tristan Gingold <gingold@adacore.com>
4105 * doc/extend.texi (Type Attributes): Move paragraph.
4107 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
4110 * diagnostic.h (show_caret): Declare.
4111 (caret_max_width): Declare.
4112 (diagnostic_show_locus): Declare.
4113 * diagnostic.c (diagnostic_initialize): Initialize to false.
4114 (diagnostic_show_locus): New.
4115 (diagnostic_report_diagnostic): Call it.
4116 (getenv_columns): New.
4118 (diagnostic_set_caret_max_width): New.
4119 * input.c (read_line): New.
4120 (location_get_source_line): New.
4121 * input.h (location_get_source_line): Declare.
4122 * toplev.c (general_init): Initialize show_caret from options.
4123 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
4124 * opts.c (common_handle_option): Likewise.
4125 * pretty-print.h (pp_get_prefix): New.
4126 (pp_base_get_prefix): New.
4127 * common.opt (fdiagnostics-show-caret): New option.
4128 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
4130 2012-04-11 Richard Guenther <rguenther@suse.de>
4132 PR rtl-optimization/52881
4133 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
4135 2012-04-11 Richard Guenther <rguenther@suse.de>
4137 PR tree-optimization/52912
4138 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
4139 manipulation code we are threading through a loop header
4140 to an exit destination.
4142 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
4144 * tree.h (warn_if_unused_value): Move declaration from here.
4145 * stmt.c (warn_if_unused_value): Move definition from here.
4147 2010-04-10 Michael Matz <matz@suse.de>
4149 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
4151 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
4152 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
4153 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
4154 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
4155 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
4156 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
4157 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
4158 (vect_record_strided_load_vectors): Rename to
4159 vect_record_grouped_load_vectors.
4160 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
4161 Rename use of above macros.
4162 (vect_verify_datarefs_alignment): Ditto.
4163 (vector_alignment_reachable_p): Ditto.
4164 (vect_peeling_hash_get_lowest_cost): Ditto.
4165 (vect_enhance_data_refs_alignment): Ditto.
4166 (vect_analyze_group_access): Ditto and rename stride to groupsize.
4167 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
4168 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
4169 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
4170 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
4171 (vect_record_strided_load_vectors): Rename to
4172 vect_record_grouped_load_vectors.
4173 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
4174 (destroy_loop_vec_info): Ditto.
4175 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
4176 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
4177 (vect_analyze_slp): Ditto.
4178 (new_bb_vec_info): Ditto.
4179 (destroy_bb_vec_info): Ditto.
4180 (vect_schedule_slp_instance): Ditto and rename strided_store to
4182 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
4183 vect_cost_group_size.
4184 (vect_model_store_cost): Rename use of above macros and call
4185 to vect_cost_strided_group_size.
4186 (vect_model_load_cost): Ditto.
4187 (vectorizable_store): Ditto, rename strided_store to grouped_store
4188 and calls to renamed tree-vectorizer.h functions.
4189 (vectorizable_load): Ditto.
4190 (vect_transform_stmt): Rename use of above macros and strided_store
4193 2012-04-10 Jan Hubicka <jh@suse.cz>
4195 * cgraph.h: Remove misledaing comment on ipa-ref.h.
4196 (symtab_type): New enum.
4197 (symtab_node): New structure.
4198 (cgraph_node, varpool_node): Add symbol base type.
4199 (cgraph, varpool): New accestor functions.
4200 * cgraph.c (cgraph_create_node_1): Set symbol type.
4201 * varpool.c (varpool_node): Set symbol type.
4203 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
4204 Richard Sandiford <rdsandiford@googlemail.com>
4206 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
4208 2012-04-10 Richard Guenther <rguenther@suse.de>
4211 * gimple-low.c (gimple_check_call_args): Properly account for
4212 compatible aggregate types.
4214 2012-04-10 Richard Guenther <rguenther@suse.de>
4216 * toplev.h (tree_rest_of_compilation): Remove.
4217 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4218 * cgraph.h (tree_rest_of_compilation): Declare.
4219 * tree-optimize.c (tree_rest_of_compilation): Move ...
4220 * cgraphunit.c (tree_rest_of_compilation): ... here.
4221 * cgraph.c (cgraph_add_new_function): Adjust.
4222 * Makefile.in (tree-optimize.o): Adjust.
4223 (cgraphunit.o): Likewise.
4225 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
4227 PR tree-optimization/52870
4228 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
4229 presumed pattern statement is within the same loop or basic block.
4231 2012-04-10 Tristan Gingold <gingold@adacore.com>
4233 * gengtype.c (main): Make uintptr_t a known type.
4235 2012-04-10 Richard Guenther <rguenther@suse.de>
4237 * tree-pass.h (tree_lowering_passes): Remove.
4238 * tree-optimize.c (tree_lowering_passes): Remove.
4239 * cgraph.c (cgraph_add_new_function): Inline relevant parts
4240 of tree_lowering_passes, avoid redundant call of early local passes.
4241 * cgraphunit.c (cgraph_lower_function): Fold into ...
4242 (cgraph_analyze_function): ... its single caller. Inline
4243 relevant parts of tree_lowering_passes.
4245 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
4248 * config/pa/pa.opt: Remove SIO and GNU_LD.
4250 2012-04-09 Jan Hubicka <jh@suse.cz>
4255 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
4256 boundary, add its target too.
4257 * lto.c (add_references_to_partition): Add also aliased nodes.
4258 (add_cgraph_node_to_partition,
4259 add_varpool_node_to_partition): Work on nodes, not functions/variables;
4260 when adding alias, add also the aliased object.
4262 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
4265 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
4266 VOIDmode immediate operands.
4267 * config/i386/constraints.md (Wz): New constraint.
4268 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
4270 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
4273 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
4274 the DECL generated for the special GOT helper.
4276 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
4278 * config/sh/constraints.md: Update list of constraints in
4280 (Sr0): Remove unused memory constraint.
4282 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4284 * tree-pretty-print.h: Update comment.
4286 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
4288 * config/sh/sh.md: Use braced string notation where applicable.
4289 (*prefetch_i4, prefetch_m2a): Merge into ...
4290 (*prefetch): ... this new insn.
4292 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
4294 * config/sh/sh.h (high_life_started): Remove
4295 * config/sh/predicates.md (general_movdst_operand): Use
4296 'reload_in_progress' instead of 'high_life_started'.
4297 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
4298 divsi_inv_fp): Likewise.
4300 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
4302 * config/sh/sh-protos.h (prepare_move_operands): Return void
4304 * config/sh/sh.c (prepare_move_operands): Likewise.
4305 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
4307 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
4309 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
4310 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
4311 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
4312 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
4313 commutative_float_operator, noncommutative_float_operator,
4314 sh_handle_pragma): Remove.
4316 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
4318 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
4319 Use @option markup on command-line options. Use @samp markup on
4320 literal keywords to options. Use @code markup on code fragments.
4321 Use other markup in preference to quotation marks in the text.
4322 Add markup to some passages without any.
4324 2012-04-06 Mike Stump <mikestump@comcast.net>
4326 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
4328 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
4330 * config/sh/sh.c (hi_const): Remove.
4331 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
4334 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
4336 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
4338 * config/sh/sh.c (sh_expand_t_scc): Likewise.
4339 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
4340 calling sh_expand_t_scc.
4342 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
4344 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
4345 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
4346 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
4347 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
4348 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
4349 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
4350 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
4351 sh2a_is_function_vector_call): Use bool as return type.
4352 (sh_pass_in_reg_p): Remove.
4353 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
4354 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
4355 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
4356 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
4357 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
4358 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
4359 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
4360 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
4361 sh_loads_bankedreg_p): Use bool as return type.
4362 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
4363 'register' modifier.
4365 2012-04-06 Matt Turner <mattst88@gmail.com>
4367 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4369 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4371 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4372 of the destination isn't also a FP_REGS register.
4374 2012-04-05 Teresa Johnson <tejohnson@google.com>
4375 H.J. Lu <hongjiu.lu@intel.com>
4377 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
4378 * config/i386/i386.md (move immediate to memory peephole2):
4379 Add cases for HImode move when LCP stall avoidance is needed.
4380 * config/i386/i386.c (initial_ix86_tune_features): Initialize
4381 X86_TUNE_LCP_STALL entry.
4383 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
4386 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
4387 CONST_INT operands, zero-extended with AND.
4389 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
4392 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
4393 first argument instead of mode size. Move displacement calculations
4395 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
4396 ... these new functions.
4397 (disp_adjust): Remove max_mov_disp field.
4398 (sh_legitimate_index_p): Use max_mov_insn_displacement and
4399 mov_insn_alignment_mask.
4400 (sh_address_cost): Use max_mov_insn_displacement.
4402 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
4404 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
4405 (arch_enabled): Handle new arch types.
4406 (one_cmpldi2): Add NEON support.
4408 2012-04-05 Richard Guenther <rguenther@suse.de>
4410 * gimple.c (walk_gimple_op): Compute val_only for the LHS
4411 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
4412 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
4413 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
4414 ... here and make static.
4415 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
4418 2012-04-05 Richard Guenther <rguenther@suse.de>
4420 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
4421 basic-block before removing it.
4423 2012-04-05 Richard Guenther <rguenther@suse.de>
4425 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
4426 version namespace as we release the freelist.
4428 2012-04-05 Richard Guenther <rguenther@suse.de>
4430 * tree-nrv.c (tree_nrv): Release VDEFs.
4431 * tree-sra.c (sra_modify_constructor_assign): Likewise.
4432 (sra_modify_assign): Likewise.
4433 * tree-vect-stmts.c (vect_remove_stores): Likewise.
4434 * tree-vect-loop.c (vect_transform_loop): Likewise.
4435 * tree-ssa-dom.c (optimize_stmt): Likewise.
4436 * tree-vect-slp.c (vect_schedule_slp): Likewise.
4437 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
4439 2012-04-05 Richard Guenther <rguenther@suse.de>
4441 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
4443 * gimple.h (gsi_remove): Adjust.
4444 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
4445 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
4446 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
4447 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
4448 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
4449 * tree-ssa-pre.c (eliminate): Likewise.
4451 2012-04-04 Mike Stump <mikestump@comcast.net>
4453 * doc/rtl.texi (const_double): Document as sign-extending.
4454 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
4455 * emit-rtl.c (immed_double_int_const): Refine to state the
4457 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
4458 CONST_DOUBLE integers.
4459 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
4460 negative values are converted. Fix conversions bigger than
4461 HOST_BITS_PER_WIDE_INT.
4462 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
4463 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
4464 * explow.c (plus_constant_mode): Add.
4465 (plus_constant): Implement with plus_constant_mode.
4466 * rtl.h (plus_constant_mode): Add.
4468 2012-04-04 Richard Guenther <rguenther@suse.de>
4470 PR tree-optimization/52808
4471 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
4472 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
4474 2012-04-04 Tristan Gingold <gingold@adacore.com>
4476 * expr.c (expand_expr_real_2): Handle larger sizetype in
4479 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
4481 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
4482 to m2a-single instead of m2e.
4484 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
4486 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
4487 Change type of BITOFFSET to signed. Make sure the lower bound of
4488 the computed range is non-negative by adjusting OFFSET and BITPOS.
4489 (expand_assignment): Adjust call to get_bit_range.
4491 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
4493 * h8300/h8300.c (h8300_current_function_monitor_function_p):
4494 New function. Added to check monitor functions.
4495 (h8300_option_override): Modified to generate error/warning
4496 messages for invalid combinations of different command line
4498 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
4499 save EXR on stack for monitor function in case of H8S target
4500 when "-mno-exr" is passed.
4501 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
4503 * doc/invoke.texi: Document H8S options.
4505 2012-04-03 Tristan Gingold <gingold@adacore.com>
4507 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
4508 of gcc_AC_FUNC_MMAP_BLACKLIST.
4509 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
4510 * Makefile.in (aclocal_deps): Add mmap.m4.
4511 * configure: Regenerate.
4512 * aclocal.m4: Regenerate.
4514 2012-04-03 Richard Guenther <rguenther@suse.de>
4516 PR tree-optimization/52808
4517 * tracer.c (tail_duplicate): Return whether we have duplicated
4519 (tracer): If we have duplicated any block, cleanup the CFG.
4520 * cfghooks.c (duplicate_block): If we duplicated a loop
4521 header but not its loop, destroy the loop because it now has
4523 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
4524 the cfg manipulation routines we are not creating a multiple
4527 2012-04-03 Tristan Gingold <gingold@adacore.com>
4529 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
4531 (vms_c_common_override_options): Allow parameterless variadic
4534 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4536 PR tree-optimization/52835
4537 * tree-data-ref.c (build_rdg): Return NULL if
4538 compute_data_dependences_for_loop failed.
4540 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
4542 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
4543 for REAL_CST as well.
4544 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
4545 In the bitfield case, if the value is a REAL_CST, convert it first to
4548 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
4550 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
4551 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
4552 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
4554 * config/i386/biarchx32.h: New.
4556 2012-04-02 Anatoly Sokolov <aesok@post.ru>
4558 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
4559 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
4560 (arm_preferred_reload_class): New function.
4562 2012-04-02 Richard Guenther <rguenther@suse.de>
4564 PR tree-optimization/52756
4565 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
4566 (thread_through_loop_header): After threading through the loop latch
4567 remove the split part from the loop and clear further threading
4568 opportunities that would create a multiple entry loop.
4570 2012-04-02 Richard Guenther <rguenther@suse.de>
4572 PR rtl-optimization/52800
4573 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
4574 CLEANUP_CFG_CHANGED.
4576 2012-04-02 Richard Guenther <rguenther@suse.de>
4579 * loop-init.c (gate_handle_loop2): Destroy loops here if
4580 we don't enter RTL loop optimizers.
4582 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
4585 2012-03-29 Richard Guenther <rguenther@suse.de>
4587 * rtl.h (extended_count): Remove.
4588 * combine.c (extended_count): Remove.
4590 2012-04-02 Dodji Seketeli <dodji@redhat.com>
4593 * pt.c (more_specialized_fn): Don't apply decay conversion to
4594 types of function parameters.
4596 2012-04-02 Tristan Gingold <gingold@adacore.com>
4598 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
4599 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
4600 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
4601 (ggc_pch_this_base): Use uintptr_t instead of size_t.
4603 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
4606 * config/i386/i386.c (ix86_option_override_internal): Don't
4607 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
4609 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4611 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4612 (stmt_can_make_abnormal_goto): Use it.
4613 (is_ctrl_altering_stmt): Likewise.
4615 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
4616 Kaz Kojima <kkojima@gcc.gnu.org>
4618 * config/sh/sh.c (push_regs): Skip banked registers when
4619 resbank attribute is specified.
4620 (sh_expand_epilogue): Likewise.
4622 2012-03-30 Richard Henderson <rth@redhat.com>
4625 * combine-stack-adj.c (prev_active_insn_bb): New.
4626 (next_active_insn_bb): New.
4627 (force_move_args_size_note): New.
4628 (combine_stack_adjustments_for_block): Use it.
4630 2012-03-30 Richard Henderson <rth@redhat.com>
4632 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
4633 (ix86_expand_vector_init_duplicate): Initialize it.
4634 (expand_vec_perm_palignr): Likewise.
4635 (ix86_expand_vec_perm_const): Likewise.
4636 (ix86_vectorize_vec_perm_const_ok): Likewise.
4637 (expand_vec_perm_blend): Use it.
4638 (expand_vec_perm_vpermil): Likewise.
4639 (expand_vec_perm_pshufb): Likewise.
4640 (expand_vec_perm_1): Likewise.
4641 (expand_vec_perm_pshuflw_pshufhw): Likewise.
4642 (expand_vec_perm_interleave2): Likewise.
4643 (expand_vec_perm_vpermq_perm_1): Likewise.
4644 (expand_vec_perm_vperm2f128): Likewise.
4645 (expand_vec_perm_interleave3): Likewise.
4646 (expand_vec_perm_vperm2f128_vblend): Likewise.
4647 (expand_vec_perm_vpshufb2_vpermq): Likewise.
4648 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
4649 (expand_vec_perm_broadcast): Likewise.
4650 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
4652 2012-03-30 Richard Henderson <rth@redhat.com>
4654 * dwarf2out.c (gen_variable_die): Initialize off.
4656 2012-03-30 Tristan Gingold <gingold@adacore.com>
4658 * config/vms/vms-f.c: New file.
4659 * config/vms/t-vms (vms-f.o): New rule.
4660 * config.gcc (*-*-*vms*): Define fortran_target_objs.
4662 2012-03-30 Richard Guenther <rguenther@suse.de>
4664 PR tree-optimization/52754
4665 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4666 propagate arbitrary addresses into really plain dereferences.
4668 2012-03-30 Richard Guenther <rguenther@suse.de>
4671 * except.c (emit_to_new_bb_before): Move loop updating ...
4672 (dw2_build_landing_pads): ... here. Use a proper block for
4673 querying the loop father.
4675 2012-03-30 Tristan Gingold <gingold@adacore.com>
4677 * config/ia64/ia64.c (ia64_section_type_flags): Remove
4678 common_object attribute handling.
4679 (SECTION_VMS_OVERLAY): Remove
4680 (ia64_vms_common_object_attribute): Replace abort with an assert.
4681 Do not set DECL_SECTION_NAME.
4682 (ia64_vms_output_aligned_decl_common): Handle common_object
4684 (ia64_vms_elf_asm_named_section): Remove.
4685 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
4687 2012-03-30 Richard Guenther <rguenther@suse.de>
4690 * double-int.c (rshift_double): Remove not needed cast.
4692 2012-03-30 Richard Guenther <rguenther@suse.de>
4694 * tree-affine.h (print_aff): Remove.
4695 * tree-affine.c (print_aff): Make static.
4696 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
4697 (get_references_in_stmt): Likewise.
4698 (print_direction_vector): Likewise.
4699 (print_dir_vectors): Likewise.
4700 (print_dist_vectors): Likewise.
4701 (dump_subscript): Likewise.
4702 (dump_ddrs): Likewise.
4703 (dump_dist_dir_vectors): Likewise.
4704 (dump_data_references): Likewise.
4705 (dump_data_dependence_relation): Likewise.
4706 (dump_data_dependence_direction): Likewise.
4707 (dump_rdg_vertex): Likewise.
4708 (dump_rdg_component): Likewise.
4709 (debug_ddrs): Declare.
4710 (struct data_ref_loc_d): Move ...
4711 * tree-data-ref.c (struct data_ref_loc_d): ... here.
4712 (get_references_in_stmt): Make static.
4713 (dump_data_references): Likewise.
4714 (dump_subscript): Likewise.
4715 (print_direction_vector): Likewise.
4716 (print_dir_vectors): Likewise.
4717 (print_dist_vectors): Likewise.
4718 (dump_data_dependence_relation): Likewise.
4719 (dump_dist_dir_vectors): Likewise.
4720 (dump_ddrs): Likewise.
4721 (dump_rdg_vertex): Likewise.
4722 (dump_rdg_component): Likewise.
4723 (debug_ddrs): New function.
4724 (access_matrix_get_index_for_parameter): Remove.
4726 2012-03-30 Tristan Gingold <gingold@adacore.com>
4728 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
4729 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
4730 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
4731 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
4732 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
4733 (vms_patch_builtins): Handle new flags
4734 * config/vms/vms-crtlmap.map: Completed using nm on
4735 c and math system libraries.
4736 * config/vms/make-crtlmap.awk: Handle any number of flags.
4738 2012-03-30 Martin Jambor <mjambor@suse.cz>
4740 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4741 is a builtin_stack_save in a dominating BB.
4743 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4745 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4746 crossing 128bit lane boundary.
4748 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
4750 * ira-color.c (setup_left_conflict_sizes_p): Process all
4751 conflicting objects.
4753 2012-03-29 Jakub Jelinek <jakub@redhat.com>
4755 PR tree-optimization/52760
4756 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
4757 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
4759 2012-03-29 Richard Guenther <rguenther@suse.de>
4761 * cgraph.h (cgraph_materialize_all_clones): Remove.
4762 (reset_inline_failed): Likewise.
4763 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
4764 * cgraphbuild.c (reset_inline_failed): Remove.
4765 * rtl.h (cse_main): Remove.
4766 (extended_count): Likewise.
4767 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
4768 (cse_main): Make static.
4769 * combine.c (extended_count): Remove.
4770 (dump_combine_stats): Mark as DEBUG_FUNCTION.
4771 * basic-block.h (reorder_basic_blocks): Remove.
4772 * bb-reorder.c (reorder_basic_blocks): Make static.
4773 * Makefile.in (dse.o): Remove dse.h dependency.
4775 * dse.c (gate_dse): Remove.
4776 (clear_alias_mode_eq): Likewise.
4777 (clear_alias_mode_hash): Likewise.
4778 (dse_record_singleton_alias_set): Likewise.
4779 (dse_invalidate_singleton_alias_set): Likewise.
4781 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
4783 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
4784 crtbegin_so%O%s for -shared.
4785 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
4787 2012-03-29 Richard Guenther <rguenther@suse.de>
4789 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
4790 (add_to_value): Remove.
4791 (print_value_expressions): Likewise.
4792 * tree-ssa-pre.c (add_to_value): Make static.
4793 (print_value_expressions): Likewise.
4794 * gimple.h (gimple_adjust_this_by_delta): Remove.
4795 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
4797 2012-03-29 Richard Guenther <rguenther@suse.de>
4800 * double-int.h (rshift_double): Remove.
4801 * double-int.c (lshift_double): Use absu_hwi to make count positive.
4802 (rshift_double): Make static, take unsigned count argument,
4803 remove handling of negative count argument.
4804 (double_int_rshift): Dispatch to lshift_double.
4806 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
4808 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
4811 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
4812 (SPEC_X32): Likewise.
4813 (MULTILIB_DEFAULTS): Likewise.
4815 * config/i386/i386.c (isa_opts): Remove -m64.
4816 (ix86_target_string): Properly handle -m32/-m64/-mx32.
4817 (ix86_option_override_internal): Properly
4818 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
4819 handle -m32, -m64 and -mx32.
4821 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
4822 with OPTION_ABI_X32. Moved after TARGET_LP64.
4823 (TARGET_LP64): Changed to OPTION_ABI_64.
4825 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
4826 (mx32): Replace ISA_X32 with ABI_X32.
4828 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
4830 * tree.c (tree_size) <VECTOR_CST>: New case.
4832 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
4834 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
4835 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
4837 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4840 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4841 __builtin_va_start to __builtin_next_arg if the latter is
4842 builtin_decl_explicit_p rather than when it is not.
4845 * tree-vect-generic.c (vector_element): Perform multiplication
4846 for pos in bitsizetype type instead of idx type.
4848 2012-03-28 Richard Guenther <rguenther@suse.de>
4850 * loop-init.c (loop_optimizer_init): If loops are preserved
4851 perform incremental initialization of required loop features.
4852 (loop_optimizer_finalize): If loops are to be preserved only
4853 clean up optional loop features.
4854 (rtl_loop_done): Forcefully free loops here.
4855 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
4856 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
4858 (construct_init_block): Likewise.
4859 (construct_exit_block): Likewise.
4860 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
4861 the CFG after expanding.
4862 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
4863 If we needed to calculate them, free them afterwards.
4864 * tree-pass.h (PROP_loops): New define.
4865 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
4866 * basic-block.h (CLEANUP_CFG_CHANGED): New.
4867 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
4868 (cleanup_cfg): If we did something and have loops around, fix them up.
4869 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
4870 with CLEANUP_CFG_CHANGED.
4871 * cfghooks.c (merge_blocks): If we merge a loop header into
4872 its predecessor, update the loop structure.
4873 (duplicate_block): If we copy a loop latch, adjust loop state
4874 to note we may have multiple latches.
4875 (delete_basic_block): Mark loops for fixup if we remove a loop.
4876 * cfganal.c (forwarder_block_p): Protect loop latches, headers
4878 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
4879 (cfg_layout_can_merge_blocks_p): Likewise.
4880 * cprop.c (bypass_block): If we create a loop with multiple
4881 entries, mark it for removal.
4882 * except.c (emit_to_new_bb_before): Add the new basic-block
4884 * tree-eh.c (lower_resx): Likewise.
4885 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
4886 (expand_omp_taskreg): Likewise.
4887 * tree-inline.c (initialize_cfun): Likewise.
4888 * tree-mudflap.c (add_bb_to_loop): Prototype.
4889 (mf_build_check_statement_for): Properly add new basic-blocks
4891 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
4892 if we remove a loop.
4893 (thread_through_loop_header): Likewise.
4894 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
4895 new basic-blocks to existing loops.
4896 (expand_transaction): Likewise.
4897 * Makefile.in (except.o): Add $(CFGLOOP_H).
4899 (cgraph.o): Likewise.
4900 (cprop.o): Likewise.
4901 (cfgexpand.o): Likewise.
4902 (cfganal.o): Likewise.
4903 (trans-mem.o): Likewise.
4904 (tree-eh.o): Likewise.
4906 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4909 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4910 (avr_builtin_decl): New static function.
4911 (struct avr_builtin_description, avr_bdesc): Move up.
4912 Add GTY marker. Add field fndecl. Remove redundant field id.
4913 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4914 (avr_expand_builtin): Code cleanup because .id is removed.
4916 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4919 * config.gcc (tm_file): Remove avr/multilib.h.
4921 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
4923 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4924 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4925 * config/avr/t-avr: Remove generation of multilib.h.
4926 * config/avr/t-multilib: Regenerate.
4927 * config/avr/multilib.h: Remove.
4928 * config/avr/avr.opt (-msp8): New option.
4929 (avr_sp8): New variable.
4930 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4931 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4932 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4933 (avr_device_to_sp8): New prototype.
4934 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4935 (DRIVER_SELF_SPECS): New define.
4936 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4937 __AVR_SP8__, __AVR_HAVE_SPH__.
4938 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4939 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4940 (avr_file_start): Ditto.
4942 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4945 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4946 instead of 8 in adjust_address.
4948 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4951 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4954 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
4957 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
4958 Rearrange conditional logic. Move displacement address calculations
4960 (sh_find_mov_disp_adjust): ... this new function.
4962 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
4964 * config/arm/arm.opt (mapcs): Remove MaskExists.
4965 * config/cris/linux.opt (mno-gotplt): Likewise.
4966 * config/i386/i386.opt (mhard-float): Likewise.
4968 (mno-sse4): Likewise.
4969 * config/m68k/m68k.opt (mhard-float): Likewise.
4970 * config/mep/mep.op (mcop32): Likewise.
4971 * config/pa/pa-hpux.opt (msio): Likewise.
4972 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
4973 * config/picochip/picochip.opt (mlittle): Likewise.
4974 * config/sh/sh.opt (mrenesas): Likewise.
4975 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
4976 * config/sparc/sparc.opt (mhard-float): Likewise.
4977 * config/v850/v850.opt (mv850es): Likewise.
4978 * config/vax/vax.opt (mg-float): Likewise.
4980 2012-03-27 Martin Jambor <mjambor@suse.cz>
4983 * tree-sra.c (sra_modify_assign): Do not call
4984 load_assign_lhs_subreplacements when working with an unscalarizable
4987 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4990 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4992 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4993 * config/i386/i386.c: Include reload.h.
4994 (ix86_legitimize_reload_address): New function.
4996 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
4998 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
4999 hasn't been allocated. Define a target macro for Mask and
5000 InverseMask if it hasn't been defined. Remove MaskExists handling.
5002 * doc/options.texi: Remove MaskExists.
5004 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
5007 * config/sh/sh.c (find_barrier): Add equality check of last_got
5008 to avoid going above orig insn. Update comments.
5010 2012-03-27 Richard Guenther <rguenther@suse.de>
5013 * fold-const.c (try_move_mult_to_index): Handle &x.array more
5016 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
5018 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
5019 of a unit before computing the offset in units.
5020 * expr.c (get_bit_range): Return the null range if the enclosing record
5021 is part of a larger bit field.
5023 2012-03-27 Tristan Gingold <gingold@adacore.com>
5025 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
5026 * config/ia64/ia64.md: Remove mode in template.
5027 Sign extend operand in expand_simple_binop.
5028 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
5029 CASE_VECTOR_MODE instead of TARGET_ILP32.
5030 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
5032 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
5034 * varasm.c (assemble_external): #if 0 out the new assert from the
5035 previous commit, it breaks the Java and Go front ends.
5037 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
5039 * toplev.c (check_global_declaration_1): Do not call assemble_external.
5040 * expr.c (emit_block_move_libcall_fn): Likewise.
5041 (clear_storage_libcall_fn): Likewise.
5042 (expand_expr_addr_expr_1): Likewise.
5043 (expand_expr_real_1): Likewise.
5044 * calls.c (rtx_for_function_call): Likewise.
5046 * varasm.c (assemble_external): Assert this function is only called
5047 during or after expanding to RTL.
5049 2012-03-26 Martin Jambor <mjambor@suse.cz>
5051 PR tree-optimization/50052
5052 * tree-sra.c (tree_non_aligned_mem_p): Removed.
5053 (tree_non_aligned_mem_for_access_p): Likewise.
5054 (build_accesses_from_assign): Removed strict alignment requirements
5056 (access_precludes_ipa_sra_p): Likewise.
5058 2012-03-26 Richard Guenther <rguenther@suse.de>
5060 PR tree-optimization/52701
5061 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
5062 compute and set the evolution part of PHI nodes.
5064 2012-03-26 Richard Guenther <rguenther@suse.de>
5066 PR tree-optimization/52721
5067 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
5069 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
5071 PR tree-optimization/52686
5072 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
5075 2012-03-26 Tristan Gingold <gingold@adacore.com>
5077 * config/alpha/vms.h (LINK_SPEC): Simplify.
5078 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
5079 (NAME__MAIN, SYMBOL__MAIN): Remove.
5080 (VMS_DEBUG_MAIN_POINTER): Remove.
5081 * config/ia64/vms.h: Likewise.
5082 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
5083 code to vms.c. Call vms_start_function.
5084 * config/ia64/ia64.c (ia64_start_function): Likewise.
5085 * config/vms/vms-protos.h (vms_start_function): Declare.
5086 * config/vms/vms.c (vms_start_function): New function.
5087 * config/vms/vms.h (MATH_LIBRARY): Define.
5088 (VMS_DEBUG_MAIN_POINTER): Define.
5090 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
5092 PR rtl-optimization/52629
5093 * reload1.c (count_pseudo): Short-circuit common case.
5094 (count_spilled_pseudo): Return early for pseudos without hard regs.
5095 Assert that the pseudo has got a hard reg before manipulating it.
5097 2012-03-24 Jan Hubicka <jh@suse.cz>
5100 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
5101 (decide_is_variable_needed): Do not handle toplevel reorder here.
5102 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
5103 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
5106 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
5108 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
5109 and str_bitsize instead of more convoluted expressions.
5111 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
5114 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
5116 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
5119 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
5121 2012-03-23 Martin Jambor <mjambor@suse.cz>
5123 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
5125 2012-03-23 Richard Guenther <rguenther@suse.de>
5127 PR tree-optimization/52678
5128 * tree-vectorizer.h (struct _stmt_vec_info): Add
5129 loop_phi_evolution_part member.
5130 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
5131 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
5132 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
5133 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
5134 Use the cached evolution part and the PHI nodes value from
5135 the loop preheader edge instead of re-analyzing the evolution.
5137 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5139 * config/mips/mips-tables.opt: Update.
5140 * config/mips/mips.md (processor): Add xlp.
5141 * config/mips/mips-cpus.def: Add xlp.
5142 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
5144 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
5145 * doc/invoke.texi: Mention XLP.
5147 2012-03-22 Jakub Jelinek <jakub@redhat.com>
5150 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
5151 on any new_local_var_chain vars declared during recursing on
5152 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
5154 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
5156 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
5157 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
5158 (ASM_OUTPUT_LOCAL): Ditto.
5159 (ASM_OUTPUT_COMMON): Remove.
5160 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
5161 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
5163 2012-03-22 Jan Hubicka <jh@suse.cz>
5166 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
5168 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
5169 * ipa-inline-transform.c (save_inline_function_body): Remove
5170 copied clone if needed.
5171 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
5173 2012-03-22 Richard Guenther <rguenther@suse.de>
5176 * fold-const.c (fold_ternary_loc): Fix typo.
5178 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
5181 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
5182 (unspecv): Add UNSPECV_MEMORY_BARRIER.
5183 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
5184 (delay_cycles_1, delay_cycles_2): Ditto.
5185 (delay_cycles_3, delay_cycles_4): Ditto.
5186 (nopv, *nopv): Ditto.
5187 (sleep, *sleep): Ditto.
5190 2012-03-22 Richard Guenther <rguenther@suse.de>
5192 PR tree-optimization/52548
5193 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
5194 because of clobbers.
5195 (prune_clobbered_mems): New function.
5196 (compute_antic_aux): Use it to prune ANTIC_OUT.
5197 (compute_partial_antic_aux): Use it to prune PA_IN.
5198 (compute_avail): Only insert expressions into EXP_GEN that are not
5199 invalidated when translated up to the beginning of the block.
5201 2012-03-22 Richard Guenther <rguenther@suse.de>
5203 PR tree-optimization/52638
5204 * tree-vect-stmts.c (vect_init_vector_1): New function, split
5206 (vect_init_vector): ... here. Handle scalar vector inits.
5207 (vect_get_vec_def_for_operand): Adjust.
5208 (vectorizable_load): Likewise.
5210 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
5212 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
5213 (alpha*-*-freebsd*): Ditto.
5214 (alpha*-*-netbsd*): Ditto.
5215 (alpha*-*-openbsd*): Ditto.
5216 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
5217 (DWARF2_DEBUGGING_INFO): Remove.
5218 (PREFERRED_DEBUGGING_TYPE): Remove.
5219 (ASM_FINAL_SPEC): Remove.
5220 (IDENT_ASM_OP): Remove.
5221 (ASM_OUTPUT_IDENT): Remove.
5222 (SKIP_ASM_OP): Remove.
5223 (ASM_OUTPUT_SKIP): Remove.
5224 (ALIGN_ASM_OP): Remove.
5225 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
5226 (ASM_OUTPUT_CASE_LABEL): Remove.
5227 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
5228 (COMMON_ASM_OP): Remove.
5229 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
5230 (ASCII_DATA_ASM_OP): Remove.
5231 (READONLY_DATA_SECTION_ASM_OP): Remove.
5232 (INIT_SECTION_ASM_OP): Remove.
5233 (FINI_SECTION_ASM_OP): Remove.
5234 (ASM_SECTION_START_OP): Remove.
5235 (ASM_OUTPUT_SECTION_START_FILE): Remove.
5236 (TARGET_ASM_NAMED_SECTION): Remove.
5237 (TARGET_ASM_SELECT_SECTION): Remove.
5238 (MAKE_DECL_ONE_ONLY): Remove.
5239 (TYPE_ASM_OP): Remove.
5240 (SIZE_ASM_OP): Remove.
5241 (ASM_WEAKEN_LABEL): Remove.
5242 (TYPE_OPERAND_FMT): Remove.
5243 (ASM_DECLARE_RESULT): Remove.
5244 (ASM_DECLARE_OBJECT_NAME): Remove.
5245 (ASM_FINISH_DECLARE_OBJECT): Remove.
5246 (ELF_ASCII_ESCAPES): Remove.
5247 (ELF_STRING_LIMIT): Remove.
5248 (STRING_ASM_OP): Remove.
5249 (ASM_OUTPUT_EXTERNAL): Remove.
5250 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
5251 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
5253 (ASM_DECLARE_FUNCTION_NAME): Ditto.
5254 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
5255 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
5256 (ASM_OUTPUT_SKIP): Ditto.
5257 (READONLY_DATA_SECTION_ASM_OP): Remove.
5258 (USER_LABEL_PREFIX): Remove.
5259 (ASM_OUTPUT_ASCII): Remove.
5260 (ASM_OUTPUT_CASE_LABEL): Remove.
5261 (NO_DOLLAR_IN_LABEL): Undefine.
5263 2012-03-22 Richard Guenther <rguenther@suse.de>
5265 PR tree-optimization/52459
5266 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
5267 PHI insertion for calls.
5269 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
5271 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
5272 find_sets_in_insn, canonicalize_insn): Split out from ...
5273 (cse_insn): ... here.
5274 (invalidate_from_clobbers): Take an insn instead of the pattern.
5276 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
5279 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
5280 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
5281 * config/sh/sh.md (sindf2, cosdf2): Remove.
5283 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
5286 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
5287 prologue for unwinder and profiler.
5289 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
5291 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
5292 Introduce emul_name to select the right linker emulation for
5293 powerpc64-*-freebsd*.
5294 * configure: Regenerate.
5295 * config.gcc: Add bits to support powerpc64-*-freebsd*.
5296 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
5297 * config/rs6000/freebsd64.h: New file.
5298 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
5300 (rs6000_savres_strategy): Likewise.
5301 (rs6000_savres_routine_name): Likewise.
5302 (rs6000_elf_file_end): Likewise.
5303 * config/rs6000/t-freebsd64: New file.
5304 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
5305 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
5307 * config/rs6000/freebsd64.h: Remove duplicated entries from last
5309 * config/rs6000/t-freebsd64: Likewise.
5311 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
5313 PR rtl-optimization/52543
5315 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
5316 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
5317 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
5318 (avr_load_libgcc_p): Restrict to __flash loads.
5319 (avr_out_lpm): Only handle 1-byte loads from __flash.
5320 (avr_load_lpm): New function.
5321 (avr_find_unused_d_reg): Remove.
5322 (avr_out_lpm_no_lpmx): Remove.
5323 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
5324 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
5325 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
5326 (load_<mode>, load_<mode>_clobber): New insns.
5327 (mov<mode>): For multi-byte move from non-generic
5328 16-bit address spaces: Expand to load_<mode> resp.
5329 load_<mode>_clobber.
5330 (load<mode>_libgcc): Remove expander.
5331 (split-lpmx): Remove split.
5333 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
5335 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
5336 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
5337 All callers changed.
5338 (Fixed_core_reg): New feature.
5339 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
5341 * neon-testgen.ml: Handle Fixed_core_reg.
5343 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
5345 * config/arm/arm.c (thumb2_reorg): Add complete support
5346 for 16-bit instructions.
5347 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
5349 2012-03-21 Richard Guenther <rguenther@suse.de>
5351 PR tree-optimizer/52636
5352 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
5353 to the appropriate type.
5355 2012-03-21 Richard Guenther <rguenther@suse.de>
5357 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
5359 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
5360 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
5361 * passes.c (init_optimization_passes): Remove pass_init_function,
5362 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
5363 * tree-pass.h (pass_init_function): Remove.
5364 (pass_jump): Remove.
5365 (pass_initial_value_sets): Remove.
5366 (pass_unshare_all_rtl): Remove.
5367 * integrate.c (pass_initial_value_sets): Remove.
5368 * emit-rtl.c (pass_unshare_all_rtl): Remove.
5369 * tree.h (init_function_for_compilation): Remove.
5370 * function.c (init_function_for_compilation): Remove.
5371 (pass_init_function): Remove.
5372 * cfgcleanup.c (rest_of_handle_jump): Remove.
5373 (pass_jump): Remove.
5375 2012-03-20 Jason Merrill <jason@redhat.com>
5377 * tree-streamer-in.c (streamer_alloc_tree): Call
5378 ggc_alloc_zone_cleared_tree_node instead of
5379 ggc_alloc_zone_cleared_tree_node_stat.
5381 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
5383 * doc/extend.texi (Template Instantiation): Remove anachronisms.
5385 2012-03-20 Jakub Jelinek <jakub@redhat.com>
5388 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
5389 (ix86_expand_vec_perm_const_1): Call it.
5391 * config/i386/i386.c (vselect_insn): New variable.
5392 (init_vselect_insn): New function.
5393 (expand_vselect, expand_vselect_insn): Add testing_p argument.
5394 Call init_vselect_insn if vselect_insn is NULL. Adjust
5395 PATTERN (vselect_insn), instead of creating a new insn each time,
5396 only emit a copy of it if not testing and recog has been successful.
5397 (expand_vec_perm_pshufb, expand_vec_perm_1,
5398 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
5402 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
5403 ("enabled" attribute): Handle avx2 and noavx2 isas.
5404 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
5406 (vec_dup<mode>): Add avx2 =x,x alternative.
5407 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
5408 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
5409 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
5410 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
5412 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
5413 if possible, handle also V8SFmode.
5415 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
5417 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
5418 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
5419 reg_or_zero_operand predicate.
5420 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
5422 2012-03-20 Jakub Jelinek <jakub@redhat.com>
5424 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
5425 If operand isn't UNSPEC, return 0.
5427 2012-03-20 Richard Guenther <rguenther@suse.de>
5429 * tree-pass.h (pass_rtl_eh): Remove.
5430 * except.c (gate_handle_eh): Likewise.
5431 (rest_of_handle_eh): Likewise.
5432 (pass_rtl_eh): Likewise.
5433 (finish_eh_generation): Export.
5434 * except.h (finish_eh_generation): Declare.
5435 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
5436 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
5437 after expanding stack alignment. Instead of compacting blocks
5440 2012-03-20 Richard Guenther <rguenther@suse.de>
5442 * stor-layout.c (finish_bitfield_representative): Fallback
5443 to conservative maximum size if the padding up to the next
5444 field cannot be computed as a constant.
5445 (finish_bitfield_layout): If we cannot compute the distance
5446 between the start of the bitfield representative and the
5447 bitfield member start a new representative.
5448 * expr.c (get_bit_range): The distance between the start of
5449 the bitfield representative and the bitfield member is zero
5450 if the field offsets are not constants.
5452 2012-03-20 Tristan Gingold <gingold@adacore.com>
5454 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
5455 convert in lowercase.
5456 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
5457 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
5458 * stor-layout.c (sizetype_tab): Adjust.
5459 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
5460 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
5461 instead of type_kind_last.
5462 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
5463 instead of size_int_kind.
5464 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
5465 * doc/tm.texi: Regenerate.
5466 * defaults.h (SIZETYPE): Provide a default value.
5467 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
5470 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
5472 * config/sh/sh.md: Use braced string notation where applicable.
5474 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5476 * config/i386/i386.md (allocate_stack): Simplify.
5478 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5480 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
5481 copy_to_mode_reg (Pmode, ...).
5482 (expand_builtin_frame_address): Ditto.
5483 * expr.c (emit_block_move_via_libcall): Ditto.
5484 (set_storage_via_libcall): Ditto.
5486 * config/i386/i386.c (ix86_expand_movmem): Ditto.
5487 (ix86_expand_setmem): Ditto.
5488 (ix86_trampoline_init): DItto.
5489 * config/i386/i386.md (cmpstrnsi): Ditto.
5491 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
5493 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
5494 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
5495 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
5496 (SH Options): Likewise.
5498 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5500 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
5501 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
5502 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
5503 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
5504 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
5507 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5509 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
5510 * config/i386/i386.c (ix86_decompose_address): Use
5511 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
5512 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
5513 thread pointer to a register.
5516 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
5518 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
5519 if Pmode != word_mode.
5520 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
5521 Pmode == SImode for TARGET_X32.
5523 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
5524 (tls_initial_exec_x32): Likewise.
5526 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
5529 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
5530 DISP_ADDR_OFFSET): New macros.
5531 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
5532 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
5533 (sh_legitimize_address): Add QImode displacement handling.
5534 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
5536 (sh_secondary_reload): Add QImode displacement handling.
5537 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
5538 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
5539 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
5540 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
5541 to register operands only.
5542 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
5543 (extendqihi2): Change insn to expander.
5544 (*extendqihi2_compact_reg): New insn.
5545 (movqi_i, movqi): Replace with ...
5546 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
5547 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
5548 Add new peepholes for QImode displacement addressing.
5550 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
5553 * doc/invoke.texi: Document -Wuseless-cast.
5555 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
5557 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
5558 * tree.h (handled_component_p): Reorder cases.
5559 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
5560 not initialize unsignedp.
5561 (loc_list_from_tree): Likewise.
5562 (fortran_common): Likewise.
5563 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
5565 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5567 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
5568 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
5569 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
5570 (ix86_split_long_move): Ditto.
5571 (legitimize_tls_address): Use ix86_gen_sub3.
5572 (construct_plt_address): Assert that Pmode == DImode.
5574 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
5576 * config/i386/i386.md: Remove empty predicates and/or constraints.
5577 * config/i386/sync.md: Ditto.
5578 * config/i386/sse.md: Ditto.
5579 * config/i386/mmx.md: Ditto.
5580 * config/i386/pentium.md: Ditto.
5581 * config/i386/athlon.md: Ditto.
5583 2012-03-16 Richard Guenther <rguenther@suse.de>
5585 PR tree-optimization/52603
5586 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
5590 2012-03-14 Richard Guenther <rguenther@suse.de>
5592 PR tree-optimization/52571
5593 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
5594 flag_section_anchors check ...
5595 (vect_can_force_dr_alignment_p): ... here.
5597 2012-03-16 Martin Jambor <mjambor@suse.cz>
5599 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
5600 memory through MEM_REFs by calling extract_bit_field.
5602 2012-03-16 Richard Guenther <rguenther@suse.de>
5604 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
5605 and REFERENCE_TYPE interpretations.
5606 (can_native_interpret_type_p): New function.
5607 (fold_ternary_loc): Use native encode/interpret to fold
5608 BIT_FIELD_REFs of constants.
5610 2012-03-16 Richard Guenther <rguenther@suse.de>
5613 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
5614 of vector constants and constructors.
5616 2012-03-16 Richard Guenther <rguenther@suse.de>
5618 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
5619 VIEW_CONVERT_EXPR to convert constants.
5620 (vect_is_simple_use): Treat all constants as vec_constant_def.
5622 2012-03-16 Richard Guenther <rguenther@suse.de>
5623 Kai Tietz <ktietz@redhat.com>
5626 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
5627 side-effects completely in the pre-queue and use a temporary
5630 2012-03-16 Richard Guenther <rguenther@suse.de>
5632 * stor-layout.c (finish_bitfield_representative): Fall back
5633 to the conservative maximum size if we cannot compute the
5634 size of the tail padding.
5636 2012-03-16 Tristan Gingold <gingold@adacore.com>
5638 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
5639 __CRTL_VER and __VMS_VER.
5640 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
5641 and vms_c_get_vms_ver.
5642 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
5644 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
5645 (VMS_DEFAULT_VMS_VER): Define.
5646 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
5647 (VMS_DEFAULT_VMS_VER): Define.
5649 2012-03-16 Richard Guenther <rguenther@suse.de>
5651 * tree-vect-loop.c (get_initial_def_for_induction): Use
5652 build_constructor directly.
5653 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
5654 build_vector_from_val.
5655 * tree.c (build_vector_from_val): Avoid creating a constructor
5656 first when we want a constant vector.
5658 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5660 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
5662 2012-03-16 Richard Guenther <rguenther@suse.de>
5664 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
5665 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
5666 (struct tree_vector): Remove elements member, add variable size
5668 (build_vector_stat): Declare.
5669 (build_vector): Define in terms of build_vector_stat.
5670 * tree.c (build_vector): Rename to ...
5671 (build_vector_stat): ... this. Take array of trees as parameter.
5672 (build_vector_from_ctor): Adjust.
5673 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
5674 initializer_zerop): Adjust.
5675 * cfgexpand.c (expand_debug_expr): Likewise.
5676 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
5677 const_vector_from_tree): Likewise.
5678 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
5679 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
5680 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
5681 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
5682 (lto_input_ts_vector_tree_pointers): Adjust.
5683 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
5684 (write_ts_vector_tree_pointers): Adjust.
5685 * varasm.c (const_hash_1, compare_constant, copy_constant,
5686 output_constant): Adjust.
5687 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
5688 * print-tree.c (print_node): Adjust.
5689 * tree-pretty-print.c (dump_generic_node): Adjust.
5690 * tree-vect-generic.c (uniform_vector_p, vector_element,
5691 lower_vec_perm): Adjust.
5692 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
5693 * tree-vect-slp.c (vect_get_constant_vectors,
5694 vect_transform_slp_perm_load): Adjust.
5695 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
5696 * expmed.c (make_tree): Adjust.
5697 * config/i386/i386.c (ix86_expand_builtin): Adjust.
5698 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
5700 (sparc_fold_builtin): Adjust.
5702 2012-03-16 Tristan Gingold <gingold@adacore.com>
5704 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
5705 * config/vms/vms-stdint.h: New file.
5707 2012-03-16 Tristan Gingold <gingold@adacore.com>
5709 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
5710 (ia64-hp-*vms*): Replaced by ...
5711 (*-*-*vms*): ... This new entry.
5713 2012-03-15 Jakub Jelinek <jakub@redhat.com>
5716 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
5717 (ix86_expand_vec_perm_const_1): Use it.
5720 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
5721 (avx2_permv4df): Remove.
5722 (avx2_permv4di): Macroize into...
5723 (avx2_perm<mode>): ... this using VI8F_256 iterator.
5724 (avx2_permv4di_1): Macroize into...
5725 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
5727 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
5729 * combine.c (apply_distributive_law): Do not distribute SUBREG.
5731 2012-03-15 Ira Rosen <irar@il.ibm.com>
5732 Ulrich Weigand <ulrich.weigand@linaro.org>
5734 * tree-vect-patterns.c (widened_name_p): Rename to ...
5735 (type_conversion_p): ... this. Add new argument to determine
5736 if it's a promotion or demotion operation. Check for
5737 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
5738 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
5740 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
5741 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
5743 (vect_recog_mixed_size_cond_pattern): Likewise and allow
5744 non-constant then and else clauses.
5746 2012-03-15 Ira Rosen <irar@il.ibm.com>
5747 Ulrich Weigand <ulrich.weigand@linaro.org>
5749 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
5750 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
5752 * tree-vect-patterns.c (widened_name_p): Pass basic block
5753 info to vect_is_simple_use.
5754 (vect_recog_dot_prod_pattern): Fail for basic blocks.
5755 (vect_recog_widen_sum_pattern): Likewise.
5756 (vect_handle_widen_op_by_const): Support basic blocks.
5757 (vect_operation_fits_smaller_type,
5758 vect_recog_over_widening_pattern): Likewise.
5759 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
5760 Update call to vect_is_simple_use.
5761 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
5763 (check_bool_pattern): Add an argument, update call to
5764 vect_is_simple_use and the recursive calls.
5765 (vect_recog_bool_pattern): Update relevant function calls.
5767 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
5768 (vect_pattern_recog_1): Check for reduction only in loops.
5769 (vect_pattern_recog): Add new argument. Support basic blocks.
5770 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
5771 info to vect_is_simple_use_1.
5772 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
5773 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
5775 2012-03-15 Jakub Jelinek <jakub@redhat.com>
5776 Andrew Pinski <apinski@cavium.com>
5779 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
5780 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
5781 calls instead of __builtin_ir{int,ound}*.
5783 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5785 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
5788 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5790 * config.gcc (target_type_format_char): New. Document it. Set it for
5792 * configure.ac (gnu_unique_option): Use target_type_format_char
5793 in test. Comment rationale.
5794 * configure: Regenerate .
5796 2012-03-15 Jakub Jelinek <jakub@redhat.com>
5798 PR tree-optimization/52267
5799 * tree-vrp.c (masked_increment): New function.
5800 (register_edge_assert_for_2): Derive ASSERT_EXPRs
5801 from (X & CST1) cmp CST2 tests.
5803 2012-03-15 Richard Guenther <rguenther@suse.de>
5806 * tree-data-ref.c (subscript_dependence_tester_1): Check
5807 all dimensions for non-conflicting access functions.
5809 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
5812 * doc/invoke.texi [C++ Language Options]: Document
5813 -ftemplate-backtrace-limit.
5815 2012-03-15 Tristan Gingold <gingold@adacore.com>
5817 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
5820 2012-03-15 Tristan Gingold <gingold@adacore.com>
5822 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
5823 use DW_OP_call_frame_cfa.
5825 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
5828 * config/i386/i386-opts.h (pmode): New.
5830 * config/i386/i386.c (ix86_option_override_internal): Properly
5831 check and set ix86_pmode.
5833 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
5835 * config/i386/i386.opt (maddress-mode=): New.
5837 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
5839 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5841 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
5842 (dwarf2out_do_cfi_asm): Likewise.
5843 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
5845 (add_data_member_location_attribute): Likewise.
5846 (gen_array_type_die): Likewise.
5847 (gen_subprogram_die): Likewise.
5848 (gen_producer_string): Likewise.
5849 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
5850 Remove MIPS_DEBUGGING_INFO handling.
5851 (sdb_debug_hooks): Likewise.
5852 (sdbout_begin_block): Likewise.
5853 (sdbout_end_block): Likewise.
5854 (sdbout_begin_prologue): Likewise.
5855 (sdbout_start_source_file): Likewise.
5856 (sdbout_end_source_file): Likewise.
5857 (sdbout_init): Likewise.
5858 * system.h (MIPS_DEBUGGING_INFO): Poison.
5860 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5862 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
5863 (alpha_file_start) [MS_STAMP]: Remove.
5865 * config/alpha/elf.h (TARGET_GAS): Remove.
5866 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
5867 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
5868 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
5869 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
5870 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
5871 (alpha*-*-freebsd*): Likewise.
5872 (alpha*-*-netbsd*): Likewise.
5873 (alpha*-*-openbsd*): Likewise.
5874 (alpha*-*-*): Remove target_cpu_default2.
5875 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
5877 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
5878 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
5879 * config/alpha/alpha.c (print_operand): Always assume
5880 TARGET_AS_SLASH_BEFORE_SUFFIX.
5881 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
5882 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
5883 ("*builtin_setjmp_receiver_er_1"): Remove.
5884 * config/alpha/alpha.opt (malpha-as): Remove.
5886 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
5888 Remove DEC Unix reference.
5890 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
5891 (EXTENDED_COFF): Remove.
5892 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
5893 (EXTENDED_COFF): Don't undef.
5894 * config/alpha/alpha.c (alpha_file_start): Always assume
5896 Don't set targetm.asm_file_start_file_directive.
5897 [!OBJECT_FORMAT_ELF]: Remove.
5898 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
5900 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
5901 (DBX_DEBUGGING_INFO): Remove.
5902 (MIPS_DEBUGGING_INFO): Remove.
5903 (PREFERRED_DEBUGGING_TYPE): Remove.
5904 (DBX_OUTPUT_SOURCE_LINE): Remove.
5905 (SDB_OUTPUT_SOURCE_LINE): Remove.
5906 (DBX_CONTIN_LENGTH): Remove.
5907 (NO_DBX_FUNCTION_END): Remove.
5908 (ASM_STABS_OP): Remove.
5909 (ASM_STABN_OP): Remove.
5910 (ASM_STABD_OP): Remove.
5911 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
5912 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
5913 (PUT_SDB_DEF): Remove.
5914 (PUT_SDB_PLAIN_DEF): Remove.
5915 (PUT_SDB_TYPE): Remove.
5916 (sdb_label_count): Remove.
5917 (PUT_SDB_BLOCK_START): Remove.
5918 (PUT_SDB_BLOCK_END): Remove.
5919 (PUT_SDB_FUNCTION_START): Remove.
5920 (PUT_SDB_FUNCTION_END): Remove.
5921 (PUT_SDB_EPILOGUE_END): Remove.
5922 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
5923 (MIPS_DEBUGGING_INFO): Don't undef.
5924 (DBX_DEBUGGING_INFO): Don't undef.
5925 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
5926 (MIPS_DEBUGGING_INFO): Don't undef.
5927 (DBX_DEBUGGING_INFO): Don't undef.
5928 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
5929 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
5931 (alpha_start_function): Likewise.
5932 (sdb_label_count): Remove.
5933 (alpha_output_filename): Remove DBX_DEBUG handling.
5934 (alpha_file_start): Likewise.
5936 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5938 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
5939 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
5940 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
5942 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
5943 (ld_tls_support): Remove Solaris 8 references.
5944 (lwp_dir, lwp_spec): Remove support for alternate thread library.
5945 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
5946 * configure: Regenerate.
5947 * config.in: Regenerate.
5949 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
5950 * config/i386/sol2.h: Remove Solaris 8 references.
5952 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
5953 (i?86-*-solaris2.9): ... this.
5954 Remove Solaris 8 references.
5955 (Specific, *-*-solaris2*): Document Solaris 8 removal.
5956 Remove Solaris 8 references.
5958 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5960 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
5961 (mips-sgi-irix6.5*): Remove.
5962 * config.host (mips-sgi-irix*): Remove.
5963 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
5964 (set_have_as_tls): Remove *-*-irix6*.
5965 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
5966 * configure: Regenerate.
5968 * config/mips/iris6.h: Remove.
5969 * config/mips/iris6.opt: Remove.
5970 * config/mips/t-irix6: Remove.
5972 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
5973 (TARGET_IRIX6): Remove.
5974 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
5975 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
5976 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
5978 (mips_file_start): Likewise.
5979 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
5981 * config/mips/driver-native.c [__sgi__]: Remove.
5982 (host_detect_local_cpu) [__sgi__]: Remove.
5984 * config/mips/gnu-user.h: Remove iris5.h reference.
5986 * config/mips/mips-modes.def: Remove IRIX 6 reference.
5987 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
5988 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
5991 * gcc.c (main): Move asm_debug initialization ...
5992 (asm_debug): ... here.
5994 * ginclude/stddef.h (__STDDEF_H__): Don't define.
5996 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
5997 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
5998 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
5999 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
6000 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
6001 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
6003 * doc/tm.texi: Regenerate.
6005 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
6007 (MIPS Options, -march): Remove IRIX reference.
6008 * doc/install.texi (Binaries, SGI IRIX): Remove.
6009 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
6011 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
6013 2012-03-14 Martin Jambor <mjambor@suse.cz>
6015 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
6016 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
6017 (expand_expr_real_1): Do not handle misalignment if modifier is
6020 2012-03-14 Richard Guenther <rguenther@suse.de>
6023 * tree-vect-generic.c (type_for_widest_vector_mode): Take
6024 element type instead of mode, use build_vector_type_for_mode
6025 instead of the langhook, build a vector of proper signedness.
6026 (expand_vector_operations_1): Adjust.
6028 2012-03-14 Richard Guenther <rguenther@suse.de>
6031 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
6032 a cgraph node for a FUNCTION_DECL that comes from a constructor.
6033 (gimple_get_virt_method_for_binfo): Likewise.
6035 2012-03-14 Richard Guenther <rguenther@suse.de>
6037 PR tree-optimization/52571
6038 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
6039 flag_section_anchors check ...
6040 (vect_can_force_dr_alignment_p): ... here. Do not re-align
6041 DECL_COMMON variables.
6043 2012-03-14 Richard Guenther <rguenther@suse.de>
6045 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
6046 * stor-layout.c (start_bitfield_representative): New function.
6047 (finish_bitfield_representative): Likewise.
6048 (finish_bitfield_layout): Likewise.
6049 (finish_record_layout): Call finish_bitfield_layout.
6050 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
6051 for QUAL_UNION_TYPE fields.
6052 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
6053 Stream DECL_BIT_FIELD_REPRESENTATIVE.
6054 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
6059 * expr.c (get_bit_range): Unconditionally extract bitrange
6060 from DECL_BIT_FIELD_REPRESENTATIVE.
6061 (expand_assignment): Adjust call to get_bit_range.
6063 2012-03-14 Richard Guenther <rguenther@suse.de>
6066 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
6067 the outermost conversion is a sign-change only.
6068 (fold_binary_loc): Disregard widening and sign-changing
6069 conversions when we determine if two variables are equal
6071 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
6072 (T1)x if the outermost conversion is a sign-change only.
6074 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
6077 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
6079 * config/i386/predicates.md (constant_call_address_operand): Declare
6080 as special predicate. Update all uses.
6082 2012-03-13 Jakub Jelinek <jakub@redhat.com>
6085 * c-parser.c (c_parser_postfix_expression)
6086 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
6088 * config/i386/smmintrin.h: Avoid /* within a comment.
6089 * config/i386/nmmintrin.h: Likewise.
6091 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6093 * config/i386/i386.md (xbegin): Remove constraint from expander.
6095 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6097 * config/i386/predicates.md (constant_call_address_operand): Declare
6098 as special predicate. Update all uses.
6099 * config/i386/i386.md: Remove mode from constant_call_address_operand
6101 * config/i386/i386.c (ix86_output_call_insn): Call
6102 constant_call_address_operand with VOIDmode.
6104 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6106 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
6107 AND zero extended address correctly.
6109 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6111 * config/i386/predicates.md (tls_symbolic_operand): Declare as
6113 (tls_modbase_operand): Ditto.
6114 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
6115 tls_modbase_operand predicates.
6117 2012-03-13 Martin Jambor <mjambor@suse.cz>
6119 * expr.c (expand_assignment): Handle misaligned scalar writes to
6120 memory through top-level MEM_REFs by calling store_bit_field.
6122 2012-03-13 Richard Guenther <rguenther@suse.de>
6125 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
6126 if Y is a constant multiple of 1 << CST.
6128 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
6131 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
6132 offset (size) to a value the insns can deal with.
6133 (expand_epilogue): Ditto.
6135 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6137 * config/arm/neon.ml (ops): Fixup expected instructions for
6138 unsigned vector compares.
6140 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6142 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
6143 addresses only when %reg is not in word mode.
6145 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6147 * config/microblaze/microblaze.md: Fix typo.
6148 * tree-if-conv.c: Likewise.
6149 * tree-vect-patterns.c: Likewise.
6151 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6153 * config.gcc (extra_passes): Remove.
6154 * configure.ac (extra_passes): Don't substitute.
6155 * configure: Regenerate.
6156 * Makefile.in (EXTRA_PASSES): Remove.
6157 (GCC_PASSES): Remove $(EXTRA_PASSES).
6158 (MOSTLYCLEANFILES): Likewise.
6160 (install-common): Likewise.
6162 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6164 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
6165 * config/i386/i386.c (ix86_decompose_address): Use
6166 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
6167 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
6168 thread pointer to a register.
6170 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
6172 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
6173 on tls_symbolic_operand.
6174 (tls_global_dynamic_64_<mode>): Likewise.
6176 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
6179 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
6180 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
6182 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
6185 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
6186 type from reg_class_t to enum reg_class.
6187 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
6189 2012-03-12 Andrew Pinski <apinski@cavium.com>
6191 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
6192 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
6193 (value_replacement): Likewise.
6194 (empty_block_p): Check also if the PHIs for the block are empty.
6196 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
6199 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
6200 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
6201 r184615 from 2012-02-28.
6203 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
6205 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
6206 (ix86_gen_tls_local_dynamic_base_64): Likewise.
6207 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
6208 and ix86_gen_tls_local_dynamic_base_64.
6209 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
6210 ix86_gen_tls_local_dynamic_base_64.
6212 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
6213 (*tls_global_dynamic_64_<mode>): This.
6214 (tls_global_dynamic_64): Renamed to ...
6215 (tls_global_dynamic_64_<mode>): This.
6216 (*tls_local_dynamic_base_64): Renamed to ...
6217 (*tls_local_dynamic_base_64_<mode>): This.
6218 (tls_local_dynamic_base_64): Renamed to ...
6219 (tls_local_dynamic_base_64_<mode>): This.
6221 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
6223 * config/i386/i386.c (ix86_option_override_internal): Properly
6224 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
6225 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
6226 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
6227 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
6229 * config/i386/sse.md (sse3_monitor64): Renamed to ...
6230 (sse3_monitor64_<mode>): This.
6232 2012-03-12 Tristan Gingold <gingold@adacore.com>
6234 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
6235 (ia64_function_arg_advance): Ditto.
6237 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6239 * config.gcc (mips*-*-openbsd*): Remove.
6240 * config/mips/openbsd.h: Remove.
6241 * config/mips/sdb.h: Remove.
6243 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
6244 * config/mips/mips.c (sdb_label_count): Remove.
6245 (mips_debugger_offset): Remove #if 0 code.
6246 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
6247 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
6249 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6251 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
6253 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
6254 Update binutils references.
6255 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
6256 Update binutils reference.
6257 Update Sun as/GNU ld caveat.
6258 Document binutils largefile requirement for LTO plugin.
6259 Remove reference to alternate libpthread.
6261 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6263 * config.gcc (alpha*-dec-osf5.1*): Remove.
6264 * config.host (alpha*-dec-osf*): Remove.
6265 * configure.ac (*-*-osf*): Remove.
6266 (alpha*-dec-osf*): Remove.
6267 * configure: Regenerate.
6269 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
6270 config/alpha/va_list.h, config/alpha/x-osf: Remove.
6272 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
6273 * config/alpha/alpha.c (struct machine_function): Update comment.
6274 (alpha_start_function): Remove Tru64 UNIX as handling for
6276 * config/alpha/alpha.md ("exception_receiver"): Remove
6277 TARGET_LD_BUGGY_LDGP.
6278 ("*exception_receiver_2"): Likewise.
6279 * except.c (finish_eh_generation): Remove Tru64 reference.
6280 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
6281 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
6282 * target.def (handle_pragma_extern_prefix): Remove.
6284 * Makefile.in (mips-tfile.o-warn): Remove.
6285 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
6286 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
6287 * mips-tdump.c, mips-tfile.c: Remove.
6289 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
6291 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
6292 (Specific, alpha*-dec-osf5.1): Note removal.
6293 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
6295 * doc/tm.texi: Regenerate.
6296 * doc/trouble.texi (Cross-Compiler Problems): Remove.
6298 2012-03-12 Richard Guenther <rguenther@suse.de>
6300 * config/arm/arm.c (neon_dereference_pointer): Do not call
6301 covert during RTL expansion.
6303 2012-03-12 Tristan Gingold <gingold@adacore.com>
6305 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
6306 Options. Mention -mpointer-size.
6308 2012-03-12 Richard Guenther <rguenther@suse.de>
6310 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
6311 build_nonstandard_integer_type.
6313 2012-03-12 Richard Guenther <rguenther@suse.de>
6315 * tree.c (signed_or_unsigned_type_for): Use
6316 build_nonstandard_integer_type.
6317 (signed_type_for): Adjust documentation.
6318 (unsigned_type_for): Likewise.
6319 * tree-pretty-print.c (dump_generic_node): Use standard names
6320 for non-standard integer types if available.
6322 2012-03-12 Tristan Gingold <gingold@adacore.com>
6324 * config/vms/vms.opt: Add vms-opts.h header.
6325 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
6327 (-mvms-return-codes): Document.
6328 (-mpointer-size): New option.
6329 (vms_pointer_size): Add enumeration.
6330 * config/vms/vms-opts.h: New file.
6331 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
6332 __INITIAL_POINTER_SIZE.
6333 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
6334 (C_COMMON_OVERRIDE_OPTIONS): Define.
6335 (DWARF2_ADDR_SIZE): Define.
6336 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
6337 * config/vms/vms-protos.h (vms_c_common_override_options):
6339 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
6340 if -mno-pointer-size.
6341 (vms_c_common_override_options): New function.
6342 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
6343 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
6344 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
6345 and flag_vms_pointer_size.
6346 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
6347 * config.gcc (*-*-*vms*): Define xm_file.
6348 (alpha*-dec-*vms*): Do not define xm_file.
6349 (alpha64-dec-*vms*): Remove.
6350 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
6353 2012-03-12 Jakub Jelinek <jakub@redhat.com>
6355 PR tree-optimization/51721
6356 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
6357 if (int) unsvar cmp CST.
6359 2012-03-12 Richard Guenther <rguenther@suse.de>
6361 * tree-sra.c (create_access_replacement): Only rename the replacement
6362 if we can rewrite it into SSA form. Properly mark register typed
6363 replacements that we cannot rewrite with TREE_ADDRESSABLE.
6364 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
6365 for aggregate or BLKmode results.
6367 2012-03-12 Jakub Jelinek <jakub@redhat.com>
6369 PR tree-optimization/52533
6370 * tree-vrp.c (register_edge_assert_for_2): Use double_int
6371 type for mask, only handle shifts by non-zero in-range
6372 shift count, for LE_EXPR and GT_EXPR if new_val is
6373 maximum, don't add the assertion.
6375 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
6377 * doc/invoke.texi: Document -mrtm option.
6378 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
6379 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
6380 (ix86_handle_option): Handle OPT_mrtm.
6381 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
6383 (x86_64-*-*): Ditto.
6384 * i386-builtin-types.def (INT_FTYPE_VOID): New.
6385 * config/i386/i386-c.c (ix86_target_macros_internal): Define
6387 (ix86_target_string): Define -mrtm option.
6389 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
6391 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
6392 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
6394 (bdesc_special_args): Ditto.
6395 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
6396 (ix86_expand_special_args_builtin): Handle new built-in type.
6397 (ix86_expand_builtin): Handle XABORT instruction.
6398 * config/i386/i386.h (TARGET_RTM): New.
6399 * config/i386/i386.md (UNSPECV_XBEGIN): New.
6400 (UNSPECV_XEND): Ditto.
6401 (UNSPECV_XABORT): Ditto.
6402 (UNSPECV_XTEST): Ditto.
6409 * config/i386/i386.opt (mrtm): New.
6410 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
6411 * config/i386/rtmintrin.h: New header.
6412 * config/i386/xtestintrin.h: Ditto.
6414 2012-03-12 Tristan Gingold <gingold@adacore.com>
6416 * ginclude/stddef.h: Adjust previous patch.
6417 Use __VMS__ instead of VMS.
6419 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
6421 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
6422 Also convert sequences with CC setting arithmetic instruction.
6424 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
6426 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
6427 from C Language Options to Preprocessor Options.
6428 (C Dialect Options): Move -no-integrated-cpp documentation
6430 (Preprocessor Options): ...to here. Rewrite the description
6431 so it makes more sense, and remove discussion of merging front ends.
6433 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6435 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
6437 (ix86_expand_setmem): Likewise.
6439 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
6441 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
6444 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6446 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
6447 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
6449 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6451 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
6453 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6455 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
6458 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6459 Uros Bizjak <ubizjak@gmail.com>
6461 * config/i386/predicates.md (call_insn_operand): Allow
6462 constant_call_address_operand in Pmode only.
6463 (sibcall_insn_operand): Ditto.
6464 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
6465 (*call_vzeroupper): Ditto.
6467 (*sibcall_vzeroupper): Ditto.
6468 (*call_value): Ditto.
6469 (*call_value_vzeroupper): Ditto.
6470 (*sibcall_value): Ditto.
6471 (*sibcall_value_vzeroupper): Ditto.
6472 (*indirect_jump): Ditto.
6473 (*tablejump_1): Ditto.
6474 (indirect_jump): Convert memory address to word mode for TARGET_X32.
6476 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
6479 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
6482 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
6483 Use movrt_negc instead of negc pattern for non-SH2A.
6485 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
6487 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
6489 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
6490 if Pmode != word_mode.
6491 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
6492 Pmode == SImode for TARGET_X32.
6494 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
6495 (tls_initial_exec_x32): Likewise.
6497 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
6499 PR rtl-optimization/52528
6500 * combine.c (can_combine_p): Add setting of subst_low_luid
6501 before call to expand_field_assignment().
6503 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
6505 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
6506 and related program names.
6508 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
6510 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
6512 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
6515 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
6516 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
6518 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
6519 (*movdi_internal_rex64): Use %E operand modifier for lea.
6520 (*movsi_internal): Ditto.
6522 (*lea<mode>_2): Ditto.
6523 (*lea_{3,4,5,6}_zext): Ditto.
6524 (*tls_global_dynamic_32_gnu): Ditto.
6525 (*tls_global_dynamic_64): Ditto.
6526 (*tls_dynamic_gnu2_lea_32): Ditto.
6527 (*tls_dynamic_gnu2_lea_64): Ditto.
6528 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
6530 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
6532 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
6533 redefine to be NULL if the current bit-size is different from the
6534 configured bit-size.
6536 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
6537 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
6538 set the default tuning. Add asserts to make sure the cpu and tune
6539 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
6540 test whether the index is set, instead of > 0.
6541 (rs6000_file_start): Do not reset the default cpu if the current
6542 bit-size is different from the configured bit-size.
6544 2012-03-09 Tristan Gingold <gingold@adacore.com>
6546 * config/vms/vms-crtlmap.map: Add comments.
6547 Add entries needed to build Ada RTS.
6549 2012-03-09 Tristan Gingold <gingold@adacore.com>
6551 * ginclude/stddef.h: Do not define __size_t on VMS.
6553 2012-03-09 Tristan Gingold <gingold@adacore.com>
6555 * c-tree.h (c_default_pointer_mode): New variable.
6556 * c-decl.c (c_default_pointer_mode): New variable.
6557 (c_build_pointer_type): New function.
6558 (grokdeclarator): Call c_build_pointer_type instead
6559 of build_pointer_type.
6561 * config/vms/vms-c.c: Include c-tree.h
6562 (saved_pointer_mode): New variable.
6563 (handle_pragma_pointer_size): New function.
6564 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
6565 (vms_c_register_pragma): Register __pointer_size and
6566 __required_pointer_size pragmas.
6568 2012-03-09 Tristan Gingold <gingold@adacore.com>
6570 * config/vms/vms-c.c (vms_construct_include_filename): New function.
6571 (vms_c_register_includes): Reference it.
6573 2012-03-09 Andrew Pinski <apinski@cavium.com>
6576 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
6578 (tree_ssa_phiopt_worker): Go through all the PHIs for
6579 value_replacement instead of just the singleton one.
6580 (value_replacement): Change return type to int. Return 0 instead of
6582 Allow the middle basic block to contain more than just the defining
6584 Handle non empty middle basic blocks.
6585 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
6587 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
6589 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
6590 array reference and component reference.
6591 (analyze_scalar_evolution_for_address_of): New.
6593 2012-03-08 Jie Zhang <jzhang918@gmail.com>
6596 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
6597 (hwloop_pattern_reg): Fix set but not used warning.
6598 (bfin_reorg_loops): Remove unused parameter.
6599 (bfin_reorg): Update use of bfin_reorg_loops.
6601 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
6603 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
6604 with integer parameters in registers.
6605 (gen_push): Push register in word_mode instead of Pmode.
6606 (ix86_emit_save_regs): Likewise.
6607 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
6608 (gen_pop): Pop register in word_mode instead of Pmode.
6609 (ix86_emit_restore_regs_using_pop): Likewise.
6610 (ix86_expand_prologue): Replace Pmode with word_mode for push
6611 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
6612 restore RAX and R10 in word_mode.
6613 (ix86_emit_restore_regs_using_mov): Restore integer registers
6615 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
6617 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
6618 (ix86_split_long_move): Likewise.
6620 * config/i386/i386.md (W): New.
6621 (*push<mode>2_prologue): Replace :P with :W.
6622 (*pop<mode>1): Likewise.
6623 (*pop<mode>1_epilogue): Likewise.
6624 (push/pop peephole2): Use word_mode scratch registers.
6626 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
6628 * config/i386/predicates.md (indirect_branch_operand): Simplify.
6630 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
6632 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
6633 for constants in [-63,63].
6635 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
6639 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
6641 * config/i386/i386.c (ix86_print_operand_address): Only handle
6642 zero-extended DImode addresses.
6644 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6646 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
6647 * configure: Regenerate.
6649 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
6652 * config/avr/avr.c (avr_mem_clobber): New static function.
6653 (avr_expand_delay_cycles): Add memory clobber operand to
6654 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
6655 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
6656 (enable_interrupt, disable_interrupt): New expander.
6657 (nopv, sleep, wdr): New expanders.
6658 (delay_cycles_1): Add memory clobber.
6659 (delay_cycles_2): Add memory clobber.
6660 (delay_cycles_3): Add memory clobber.
6661 (delay_cycles_4): Add memory clobber.
6662 (cli_sei): New insn from former "enable_interrupt",
6663 "disable_interrupt" with memory clobber.
6664 (*wdt): New insn from former "wdt" with memory clobber.
6665 (*nopv): Similar, but for "nopv".
6666 (*sleep): Similar, but for "sleep".
6668 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
6669 Kaz Kojima <kkojima@gcc.gnu.org>
6672 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
6673 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
6674 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6676 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
6678 * config/i386/predicates.md (x86_64_zext_general_operand): New.
6679 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
6680 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
6682 2012-03-07 Walter Lee <walt@tilera.com>
6684 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
6685 REG_CFA_* notes for the stack pointer.
6686 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
6687 EH_RETURN_STACKADJ_RTX.
6688 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
6689 generate REG_CFA_* notes for the stack pointer.
6690 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
6691 by EH_RETURN_STACKADJ_RTX.
6693 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6695 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
6696 when __AVR_3_BYTE_PC__ is defined.
6698 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
6700 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
6701 (ix86_print_operand): Handle '^'.
6702 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
6703 using P mode iterator. Add %^ to asm template to conditionally emit
6705 (*rep_movdi_rex64): Ditto.
6706 (*strsetdi_rex_1): Ditto.
6707 (*rep_stosdi_rex64): Ditto.
6708 (*strmov{si,hi,qi}_1): Add %^ to asm template to
6709 conditionally emit addr32 prefix.
6710 (*rep_mov{si,qi}): Ditto.
6711 (*strset{si,hi,qi}): Ditto.
6712 (*rep_stos{si,qi}): Ditto.
6713 (*cmpstrnqi_nz_1): Ditto.
6714 (*cmpstrnqi_1): Ditto.
6715 (*strlenqi_1): Ditto.
6717 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
6719 * config/i386/i386.c (function_value_64): Return pointers in
6720 word_mode instead of Pmode.
6721 (ix86_promote_function_mode): Likewise.
6723 2012-03-07 Richard Guenther <rguenther@suse.de>
6725 * coverage.c (get_gcov_type): Use type_for_mode.
6726 (get_gcov_unsigned_t): Likewise.
6727 * expr.c (store_constructor): Use type_for_mode.
6728 (try_casesi): Likewise.
6729 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
6730 (add_standard_iv_candidates): Use standard type trees.
6731 * dojump.c (do_jump): Remove dead code.
6733 2012-03-07 Richard Guenther <rguenther@suse.de>
6735 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
6737 2012-03-07 Richard Guenther <rguenther@suse.de>
6739 * convert.c (strip_float_extensions): Move ...
6740 * tree.c (strip_float_extensions): ... here.
6742 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6745 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
6747 2012-03-07 Richard Guenther <rguenther@suse.de>
6749 * omp-low.c (extract_omp_for_data): Use signed_type_for.
6750 (expand_omp_for_generic): Likewise.
6751 (expand_omp_for_static_nochunk): Likewise.
6752 (expand_omp_for_static_chunk): Likewise.
6753 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
6754 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
6755 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
6756 Use unsigned_type_for.
6757 (vect_create_cond_for_align_checks): Use signed_type_for.
6759 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
6761 PR rtl-optimization/52203
6762 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
6763 all callers to pass NULL except ...
6764 (reset_sched_cycles_in_current_ebb): ... here, save the value
6765 in new variable 'empty'. Increase issue_rate only for
6768 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
6771 * Makefile.in: Let install-gcc-ar depend on installdirs,
6772 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
6773 Don't double canonicalize if cross-compiling.
6775 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6778 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
6779 to: RAMPZ, RAMPY, RAMPX, RAMPD.
6780 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
6782 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6785 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
6787 * config/avr/avr.md (xload_8): Adjust insn length.
6789 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6792 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
6793 if RAMPZ affects reading from RAM.
6795 2012-03-07 Richard Guenther <rguenther@suse.de>
6799 * doc/invoke.texi (Precompiled Headers): Remove sentence that
6800 suggests you can include PCHs from inside another header.
6802 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
6805 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
6807 2012-03-07 Kai Tietz <ktietz@redhat.com>
6809 * doc/invoke.texi (fwritable-relocated-rdata): Document
6810 new Cygwin/MinGW target option.
6811 * config/i386/winnt.c (i386_pe_unique_section): Ignore
6812 reloc if flag -fwritable-relocated-rdata is not set.
6813 (i386_pe_section_type_flags): Likewise.
6814 * config/i386/cygming.opt (fwritable-relocated-rdata):
6815 Add new flag variable flag_writable_rel_rdata.
6817 2012-03-07 Richard Guenther <rguenther@suse.de>
6819 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
6820 precision against gimple constraints.
6822 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
6825 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
6827 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
6828 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
6830 (init_emit_regs): Move associated initialization to...
6831 (init_emit_once): ...here.
6833 2012-03-06 Richard Henderson <rth@redhat.com>
6835 * config/m68k/m68k.h (ISA_HAS_TAS): New.
6836 * config/m68k/sync.md (atomic_test_and_set): Use it.
6837 (atomic_test_and_set_1): Likewise.
6839 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
6842 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
6843 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
6844 (vector_ltgt<mode>): Likewise.
6845 (vector_ordered<mode>): Likewise.
6846 (vector_unordered<mode>): Likewise.
6847 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
6849 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
6851 * trans-mem.c: New typedef for tm_region_p.
6852 Define vector types for tm_region_p.
6853 (tm_region_init): Replace region_worklist to a vector called
6856 2012-03-06 Richard Guenther <rguenther@suse.de>
6858 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
6859 MEM_REF with constant pointer operand.
6861 2012-03-06 Richard Guenther <rguenther@suse.de>
6864 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
6866 2012-03-06 Tristan Gingold <gingold@adacore.com>
6868 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
6869 (external_model_kind): Improve documentation.
6870 (vms_pragma_extern_model): Handle relaxed_redef.
6871 (vms_c_register_pragma): Allow expansion for nomember_alignment.
6873 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
6875 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
6876 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
6877 Some more notes on EIND usage and reorder EIND subsection.
6879 2012-03-06 Tristan Gingold <gingold@adacore.com>
6881 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
6882 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
6884 2012-03-06 Tristan Gingold <gingold@adacore.com>
6886 * config/vms/t-vmsnative (version): Define.
6887 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
6889 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
6891 PR rtl-optimization/52250
6892 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
6893 to put note list into. Unconditionally call move_bb_info.
6894 (move_bb_info): Do not assert the blocks being in the same region,
6895 just drop the note list if they are not.
6897 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
6900 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
6901 and use unified expansion logic.
6902 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
6903 closer to the existing movt insn.
6904 (negc): Rename insn to *negc. Add new expander.
6905 (movnegt): Use xor pattern for T bit negation. Reserve helper
6906 constant for negc pattern.
6907 (*movnegt): New insn and splitter.
6909 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
6911 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
6914 2012-03-05 Richard Henderson <rth@redhat.com>
6916 * genemit.c (main): Include "target.h" in insn-emit.c.
6917 * Makefile.in (insn-emit.o): Depend on TARGET_H.
6918 * config/sh/sync.md (atomic_test_and_set): Reference
6919 targetm.atomic_test_and_set_trueval instead of
6920 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
6922 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
6924 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
6927 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
6929 * langhooks.c (add_builtin_type): New function.
6930 * langhooks.h (add_builtin_type): Export it.
6931 * config/mep/mep.c (mep_init_builtins): Use it.
6932 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
6934 2012-03-05 Jakub Jelinek <jakub@redhat.com>
6937 * tree.h (BLOCK_SAME_RANGE): Define.
6938 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
6939 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
6940 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
6941 isn't equal to supercontext fragment's fragment chain.
6942 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
6944 (blocks_nreverse_all): Likewise.
6945 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
6946 BLOCK_SUPERCONTEXT to supercontext fragment instead of
6947 supercontext fragment's fragment origin.
6948 * dwarf2out.c (add_high_low_attributes): If stmt has the same
6949 range as its parent (or parents thereof etc.), use the parent's
6950 DW_AT_ranges value instead of creating a new .debug_ranges range.
6952 2012-03-05 Richard Henderson <rth@redhat.com>
6955 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
6956 * omp-low.c (expand_omp_atomic): Assume anything aligned to
6957 BIGGEST_ALIGNMENT is aligned.
6959 2012-03-05 Richard Henderson <rth@redhat.com>
6961 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
6962 * config/sh/sh.c: ... here.
6964 2012-03-05 Richard Henderson <rth@redhat.com>
6967 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
6968 instead of calling negqi2 directly.
6970 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
6973 * trans-mem.c (tm_region_init): Use last_basic_block.
6975 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
6977 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
6978 * config/sh/sync.md (atomic_test_and_set): New expander.
6979 (tasb, atomic_test_and_set_soft): New insns.
6980 * config/sh/sh.opt (menable-tas): New option.
6981 * doc/invoke.texi (SH Options): Document it.
6983 2012-03-05 Richard Guenther <rguenther@suse.de>
6985 * cfgloop.c (verify_loop_structure): Verify dominators before
6987 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
6988 dominators from here.
6989 * graphite-scop-detection.c (create_sese_edges): Likewise.
6990 * loop-doloop.c (doloop_optimize_loops): Likewise.
6991 * loop-init.c (loop_optimizer_init): Likewise.
6992 * loop-unroll.c (unroll_and_peel_loops): Likewise.
6993 * loop-unswitch.c (unswitch_loops): Likewise.
6994 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
6995 * tree-parloops.c (parallelize_loops): Likewise. Verify
6996 only when checking is enabled.
6997 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
6999 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
7001 * genautomata.c (parse_automata_opt): New static function.
7002 (initiate_automaton_gen): Remove all option handling code. Remove
7003 argc argument. All callers changed.
7004 (main): Call init_rtx_reader_args_cb with the new function as argument.
7006 2012-03-05 Richard Guenther <rguenther@suse.de>
7008 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
7009 * tree-if-conv.c (combine_blocks): Free post-dominator info
7011 * tree-parloops.c (create_parallel_loop): Free and re-compute
7012 dominator info after breaking it.
7014 2012-03-05 Richard Guenther <rguenther@suse.de>
7017 * optabs.h (trapv_unoptab_p): New function.
7018 (trapv_binoptab_p): Likewise.
7019 * optabs.c (expand_binop): Use emit_libcall_block_1 with
7020 a proper equiv_may_trap argument.
7021 (expand_unop): Likewise.
7022 (emit_libcall_block_1): Take extra argument whether the
7023 instruction may trap. Renamed from ...
7024 (emit_libcall_block): ... this. New wrapper.
7026 2012-03-05 Jakub Jelinek <jakub@redhat.com>
7028 PR tree-optimization/51721
7029 * tree-vrp.c (register_edge_assert_for_2): If comparing
7030 lhs of right shift by constant with an integer constant,
7031 add ASSERT_EXPRs for the rhs1 of the right shift.
7033 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
7035 2012-03-05 Richard Guenther <rguenther@suse.de>
7037 * tree.c (integer_zerop): Handle VECTOR_CSTs.
7038 (integer_onep): Likewise.
7039 (integer_all_onesp): Likewise.
7041 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
7043 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
7045 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
7047 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
7048 instead of TARGET_64BIT.
7050 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
7052 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
7055 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
7057 * config/i386/i386.c (ix86_print_operand_address): Only handle
7058 zero-extended DImode addresses.
7060 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
7062 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
7063 taken and cputaken as bool.
7065 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
7067 * config/i386/constraints.md (Ya): New internal constraint.
7068 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
7069 (*zero_extendsidi2_rex64): Add x,x alternative.
7070 (*zero_extendsidi2): Ditto. Add o,0 alternative.
7071 Remove flags reg clobber. Adjust corresponding splits.
7072 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
7073 zero_extendqisi2 expanders using SWI12 mode iterator.
7074 (zero_extend<mode>si2_and): Macroize insn from
7075 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
7077 (*zero_extend<mode>si2): Macroize insn from
7078 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
7079 (*zero_extend*2_movzbl_and): Remove insn patterns.
7080 (zero_extendqihi2_and): Merge corresponding splitter.
7081 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
7082 (*zero_extend*2_movzbl_and): Remove insn patterns.
7083 (*anddi_1): Split TYPE_IMOVX instructions.
7084 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
7086 (and->zext splitter): Add splitter pattern.
7087 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
7089 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
7091 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
7093 (Debugging Options): Likewise.
7094 (Optimize Options): Likewise.
7095 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
7096 with other architectures. Use official processor names with correct
7097 spelling/capitalization. Fix formatting and grammar issues.
7098 (i386 and x86-64 Windows Options): Similar cleanup here.
7100 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
7102 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
7104 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
7106 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
7107 DBX_REGISTER_NUMBER.
7109 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
7111 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
7112 operand is CONST_INT. Take COSTS_N_INSNS into account.
7113 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
7116 2012-03-02 Richard Henderson <rth@redhat.com>
7118 * optabs.c (expand_atomic_test_and_set): Honor
7119 atomic_test_and_set_trueval even when atomic_test_and_set
7120 optab is not in use.
7122 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
7126 * config/sh/sh.c (sh_register_move_cost): Increase cost between
7127 GENERAL_REGS and FP_REGS for SImode.
7129 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
7132 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
7133 (absdi2): New expander.
7134 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
7136 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
7138 * config/sh/sync.md (atomic_exchange<mode>): New expander.
7139 (atomic_exchange<mode>_soft): New insn.
7141 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
7143 * config/sh/sync.md: Update copyright notice dates.
7144 (atomic_compare_and_swap<mode>): Use SImode for return value instead
7146 (atomic_compare_and_swap<mode>_soft): Likewise.
7148 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
7151 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
7152 * config/sh/sh.c: Update copyright notice dates.
7153 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
7154 alignment for TARGET_HARD_SH4.
7155 (sh_option_override): Reduce default function alignment. Set
7156 loop alignment to 4 bytes when not optimizing for size.
7158 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
7161 * doc/invoke.texi (floop-flatten): Remove.
7162 * toplev.c (process_options): Remove references to flag_loop_flatten.
7163 * tree-ssa-loop.c (gate_graphite_transform): Same.
7164 * common.opt (floop-flatten): Obsolete.
7165 * graphite-poly.c (apply_poly_transforms): Remove reference to
7167 * Makefile.in (graphite-flattening.o): Remove.
7168 * graphite-flattening.c: Remove.
7170 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
7172 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
7173 having mode compatible with the mode of previous compare. Substitute
7174 compare mode of previous compare with the mode, compatible
7175 with eliminated and previous compare.
7177 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
7179 * config/rs6000/dfp.md (floatdidd2): New define_insn.
7181 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
7183 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
7184 compatible with CCGOCmode and CCGCmode.
7186 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
7188 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
7190 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
7192 * config/arm/arm.c (arm_sat_operator_match): New function.
7193 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
7194 * config/arm/arm.md ("insn" attribute): Add "sat" value.
7195 ("SAT", "SATrev"): New code iterators.
7196 ("SATlo", "SAThi"): New code iterator attributes.
7197 ("*satsi_<SAT:code>"): New pattern.
7198 ("*satsi_<SAT:code>_shift"): Likewise.
7199 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
7200 and "shift" attributes.
7201 ("arm_usatsihi"): Add "insn" attribute.
7202 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
7203 by powers of two. Do not allow shift by 32.
7205 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
7208 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
7209 to pass the argument in the register of "natural" mode.
7211 2012-03-02 Richard Guenther <rguenther@suse.de>
7213 PR tree-optimization/52406
7214 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
7215 (struct indices): Add unconstrained_base member.
7216 (struct dr_alias): Remove unused vops member.
7217 (DR_UNCONSTRAINED_BASE): New define.
7218 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
7219 add indices to allow their disambiguation. Make DR_BASE_OBJECT
7220 be an artificial access that covers the whole indexed object,
7221 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
7222 plain decl base-objects to their MEM_REF variant.
7223 (dr_may_alias_p): When the base-object of either data reference
7224 has unknown size use only points-to information.
7225 (compute_affine_dependence): Make dumps easier to read and
7227 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
7228 DR_REF when looking for packed references.
7229 (vect_supportable_dr_alignment): Likewise.
7231 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
7233 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
7234 Improve conditions for peepholes of loads followed by commutative
7236 * config/arm/ldmstm.md: Regenerated.
7238 2012-03-02 Richard Guenther <rguenther@suse.de>
7240 * BASE-VER: Set to 4.8.0.
7242 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
7244 * config.gcc (obsolete): Add all ARM targets using the FPA.
7245 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
7246 * doc/install.texi: Avoid references to obsolete ARM ports.
7248 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
7250 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
7252 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
7253 Joern Rennecke <joern.rennecke@embecosm.com>
7255 * doc/extend.texi: Expand and update information on interrupt
7256 attribute for Epiphany.
7258 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
7260 * config/sh/sh-protos.h: Update copyright notice dates.
7261 * config/sh/sh.h: Likewise.
7262 * config/sh/sh.md: Likewise.
7263 * config/sh/constraints.md: Likewise.
7264 * config/sh/predicates.md: Likewise.
7266 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
7268 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
7269 * config/sh/sh.c (tertiary_reload_operand): Likewise.
7271 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
7273 * config/sh/constraints.md: Fix comment typo.
7275 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7278 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
7279 unsigned HOST_WIDE_INT.
7280 (zvdep_imm64): Likewise.
7281 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
7282 (vdepi_and): Likewise.
7283 Likewise for unamed 64-bit patterns.
7284 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
7286 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
7289 PR rtl-optimization/52417
7290 * cselib.c (cselib_any_perm_equivs): New variable.
7291 (cselib_reset_table): Check that it's not set when not
7292 preserving constants.
7293 (cselib_add_permanent_equiv): Set it.
7294 (cselib_have_permanent_equivalences): New.
7295 (cselib_init, cselib_finish): Reset it.
7296 * cselib.h (cselib_have_permanent_equivalences): Declare.
7297 * alias.c (get_addr): Restore earlier behavior when there
7298 aren't permanent equivalences.
7300 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
7302 * config/mn10300/mn10300-modes.def: Fix copyright notice.
7303 * config/v850/v850-modes.def: Fix copyright notice.
7305 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
7307 * doc/extend.texi (AVR Built-in Functions): Document
7308 __builtin_avr_flash_segment.
7310 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
7311 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
7312 (*split.flash_segment): New insn-and-split.
7313 * config/avr/avr.c (avr_init_builtins): Add local variables:
7314 const_memx_void_node, const_memx_ptr_type_node,
7315 char_ftype_const_memx_ptr.
7317 2012-03-01 Jakub Jelinek <jakub@redhat.com>
7319 PR tree-optimization/52445
7320 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
7321 add ssa_name_ver, offset and size fields and change store field
7323 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
7324 (add_or_mark_expr): Likewise. Only consider previous stores
7325 with the same size and offset.
7326 (nt_init_block): Only look at gimple_assign_single_p stmts,
7327 doesn't look at rhs2.
7329 2012-03-01 Richard Guenther <rguenther@suse.de>
7332 * tree-cfg.c (verify_gimple_assign_unary): Allow any
7333 conversions from integral types to pointer types.
7335 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
7337 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
7338 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
7339 unintentionally removed in r184616.
7341 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7343 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
7346 2012-02-29 Jakub Jelinek <jakub@redhat.com>
7347 Uros Bizjak <ubizjak@gmail.com>
7350 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
7351 alternatives, add "e" constraint to the new last alternative
7352 and ! to last 3 alternatives.
7354 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
7356 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
7357 DW_AT_artificial attributes at the end of the processing.
7358 (gen_array_type_die): Likewise.
7359 (gen_enumeration_type_die): Likewise.
7360 (gen_struct_or_union_type_die): Likewise.
7361 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
7364 2012-02-29 Jakub Jelinek <jakub@redhat.com>
7367 * expr.c (expand_assignment): If doing misaligned store that doesn't
7368 cover all mode bits, perform a RMW cycle.
7370 PR tree-optimization/52429
7371 * tree-parloops.c (separate_decls_in_region_debug): Return early
7372 if var is LABEL_DECL.
7374 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7376 PR tree-optimization/52424
7377 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
7378 calling dom_thread_across_edge.
7380 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7382 * config/avr/avr.c: Move definition of TARGET macros to end of file.
7384 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7386 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
7387 * config/avr/avr.c (avr_output_bld): Remove unused function.
7388 (avr_out_sbxx_branch): Use "%T" to print bit position.
7390 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7392 * config/avr/avr.md: Untabify.
7394 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7396 * config/avr/avr.md (eqne): New code iterator.
7397 (*dec-and-branchsi): Use it in text peephole's condition.
7398 (*dec-and-branchhi): Ditto.
7399 (*dec-and-branchqi): Ditto.
7401 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7404 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
7405 the device does not have the skip-bug.
7407 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
7409 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
7410 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
7411 -mpretend-cmove): New.
7413 2012-02-29 Jakub Jelinek <jakub@redhat.com>
7416 * df.h (struct df_d): Adjust comment that hard_regs_live_count
7417 doesn't count DEBUG_INSN refs.
7418 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
7419 for DEBUG_INSN refs.
7421 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7425 2012-02-20 Richard Guenther <rguenther@suse.de>
7426 PR tree-optimization/52298
7427 * tree-vect-stmts.c (vectorizable_load): Properly use
7428 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
7430 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
7433 * gimple.h (gimple_in_transaction): New.
7434 (gimple_set_in_transaction): New.
7435 (struct gimple_statement_base): Add in_transaction field.
7436 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
7438 (tree_ssa_lim_initialize): Compute transaction bits.
7439 * tree.h (compute_transaction_bits): Protoize.
7440 * trans-mem.c (tm_region_init): Use the heap to store BB
7442 (compute_transaction_bits): New.
7444 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7446 * gcc.c (display_help): Document --help=common and sort entries
7449 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7451 * doc/install.texi: Document check-$LANG specific shortcuts
7453 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7456 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
7458 * config/arm/arm_neon.h: Regenerate.
7459 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
7460 (neon_vcgeu): New insn.
7461 (neon_vcgtu): Likewise.
7462 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
7463 (ops): Unsigned comparison intrinsics call a different builtin.
7465 2012-02-28 Richard Guenther <rguenther@suse.de>
7468 * config/i386/i386.c (ix86_expand_vector_set): Fix element
7469 ordering for the VEC_CONCAT for two element vectors for
7470 V2SFmode, V2SImode and V2DImode.
7472 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
7475 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
7476 detecting big-endian triplets.
7478 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
7480 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
7481 mode if there is no type information available.
7483 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
7485 PR tree-optimization/53207
7486 * doc/invoke.texi: Document as experimental and relying on graphite.
7488 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7490 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
7491 of initializer to changes from r184614.
7493 2012-02-28 Richard Guenther <rguenther@suse.de>
7495 PR tree-optimization/52395
7496 * tree-sra.c (build_ref_for_offset): Also look at the base
7497 TYPE_ALIGN when figuring out the alignment of the replacement.
7499 2012-02-28 Richard Guenther <rguenther@suse.de>
7501 PR tree-optimization/52402
7502 * ipa-prop.c (ipa_modify_call_arguments): Properly use
7503 mis-aligned types when creating the accesses at the call site.
7505 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7507 * config/avr/builtins.def: New file.
7508 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
7509 * config/avr/avr.c (enum avr_builtin_id): Use it.
7510 (avr_init_builtins): Use it. And use avr_bdesc.
7511 (bdesc_1arg): Remove.
7512 (bdesc_2arg): Remove.
7513 (bdesc_3arg): Remove.
7514 (struct avr_builtin_description): Add field n_args.
7515 (avr_bdesc): New static variable using builtins.def.
7516 (avr_expand_builtin): Use it.
7517 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
7518 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
7519 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
7521 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7524 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
7525 match only one single hard register with respective hard reg rtx.
7526 (movmemx_<mode>): Ditto.
7527 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
7528 insn anatomy of movmem[x]_<mode>.
7529 (avr_out_movmem): Same for printing assembler and operand usage.
7531 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7535 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
7536 address spaces located outside of device flash.
7538 * config/avr/avr.h (base_arch_s): Remove field n_segments.
7539 (mcu_type_s): Add field n_flash.
7540 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
7541 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
7542 (AVR_MCU): Add N_FLASH argument.
7543 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
7544 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
7545 macro __FLASH<n> if that address space makes sense for the device.
7546 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
7547 outside of target flash.
7548 (avr_asm_named_section): Ditto.
7549 (avr_asm_select_section): Ditto.
7550 (avr_addr_space_convert): Ditto.
7551 (avr_emit_movmemhi): Ditto.
7552 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
7553 address space is outside of device flash.
7554 (avr_insert_attributes): Ditto.
7555 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
7556 avr_current_arch->n_segments.
7558 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
7561 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
7562 (*movabs<mode>_2): Likewise.
7564 2012-02-27 Jakub Jelinek <jakub@redhat.com>
7567 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
7568 s_register_operand in the test instead of REG_P. Don't call
7569 gen_reg_rtx if it won't be used.
7571 PR tree-optimization/52376
7572 * ipa-split.c (split_function): Ignore CLOBBER stmts.
7574 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
7576 * ifcvt.c (noce_get_condition): Check condition variable is not
7577 small_register_classes_for_mode_p before accepting.
7579 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
7581 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
7583 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7586 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7587 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7589 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7591 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
7593 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
7595 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
7597 * config/sh/predicates.md: Remove blank lines.
7598 * config/sh/sh.c: Fix typos in comments.
7599 * config/sh/constraints.md: Likewise.
7600 * config/sh/sh.md: Remove blank lines.
7601 Fix typos in comments. Use ;; as comment characters.
7603 2012-02-26 Walter Lee <walt@tilera.com>
7605 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
7606 (replace_mov_pcrel_step2): Ditto.
7608 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
7611 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
7612 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
7613 and locs that reference values newer than the non-canonical value
7614 at hand. Return the canonical value as a worst case.
7615 (memrefs_conflict_p): Walk canonical value's locs.
7618 * cselib.c (preserve_only_constants): Rename to...
7619 (preserve_constants_and_equivs): ... this. Split out...
7620 (invariant_or_equiv_p): ... this. Preserve plus expressions
7621 of other preserved expressions too.
7622 (cselib_reset_table): Adjust.
7623 * var-tracking.c (reverse_op): Use canonical value to build
7626 2012-02-23 Kai Tietz <ktietz@redhat.com>
7628 * config/i386/i386.c (ix86_delegitimize_address): Handle
7629 UNSPEC_PCREL plus displacement.
7631 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
7634 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
7635 to test for unusedness in st X addressing.
7637 2012-02-24 Richard Guenther <rguenther@suse.de>
7640 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
7641 (is_gimple_reg_type): Move inline ...
7642 * gimple.h (is_gimple_reg_type): ... here.
7644 2012-02-24 Richard Guenther <rguenther@suse.de>
7647 * passes.c (execute_function_todo): When verifying SSA form
7648 verify gimple form first.
7649 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
7651 2012-02-24 Richard Guenther <rguenther@suse.de>
7654 * fold-const.c (fold_addr_of_array_ref_difference): New function.
7655 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
7657 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7659 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
7661 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7663 * tree-phinodes.c (make_phi_node): Mark static.
7664 * tree-flow.h (make_phi_node): Remove extern decl.
7665 * doc/gimple.texi (make_phi_node): Remove documentation.
7667 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7669 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
7670 * tree-ssa-sccvn.c (print_scc): Ditto.
7672 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7674 * doc/passes.texi (Full redundancy elimination): Fix typo.
7676 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7678 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
7680 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
7683 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
7685 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
7688 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
7690 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
7692 * config/avr/avr.md (code_stdname): Add ior, xor.
7693 (xior): New code iterator.
7694 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
7695 (*<code_stdname><mode>qi.byte1-3): Ditto.
7697 2012-02-23 Jakub Jelinek <jakub@redhat.com>
7699 PR tree-optimization/52019
7700 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
7703 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7705 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
7706 HAVE_INITFINI_ARRAY to work around namespace pollution in
7707 certain versions of newlib system headers.
7708 * config.in: Regenerate.
7709 * configure: Regenerate.
7710 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
7711 instead of HAVE_INITFINI_ARRAY.
7713 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
7716 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
7717 is not offsettable memory reference.
7719 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
7722 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
7723 setting avr_need_clear_bss_p for __gnu_lto* symbols.
7725 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
7727 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
7728 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
7730 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7732 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
7733 library on Solaris 8 even without TLS support.
7734 * configure: Regenerate.
7736 2012-02-22 Richard Guenther <rguenther@suse.de>
7739 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
7740 for GIMPLE_DEBUG stmts.
7742 2012-02-22 Martin Jambor <mjambor@suse.cz>
7745 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
7746 according to the base object.
7748 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
7750 PR rtl-optimization/50063
7751 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
7752 and 2 (8-bit SP) in operand 2.
7753 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
7754 setup to use movhi_sp_r instead of vanilla move to write SP.
7755 Adjust REG_CFA notes to superseed unspec.
7756 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
7758 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
7759 known to be off) only with TARGET_NO_INTERRUPTS. Never use
7760 irq_state 1 (IRQ known to be on) here.
7762 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
7764 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
7766 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
7767 assign_hard_reg): Likewise.
7769 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
7771 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
7773 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
7776 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
7777 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
7779 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
7781 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
7782 prototype from here to...
7783 * config/avr/avr.h: ...here.
7785 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
7788 * thumb2.md (thumb2_shiftsi3_short): Split register and
7789 immediate shifts. For register shifts tie operands 0 and 1.
7790 (peephole2 for above): Check that register-controlled shifts
7791 have suitably tied operands.
7793 2012-02-21 Quentin Neill <quentin.neill@amd.com>
7796 * config/i386/bdver1.md (bdver1_call, bdver1_push,
7797 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
7798 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
7799 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
7800 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
7801 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
7802 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
7803 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
7804 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
7805 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
7806 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
7807 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
7808 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
7809 bdver1_ssevector_avx256_unaligned_load,
7810 bdver1_ssevector_sse128_unaligned_load,
7811 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
7812 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
7813 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
7814 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
7815 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
7816 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
7817 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
7818 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
7819 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
7820 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
7821 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
7822 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
7823 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
7824 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
7825 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
7826 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
7827 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
7828 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
7829 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
7830 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
7831 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
7832 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
7833 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
7834 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
7835 bdver1_ssediv_double_load, bdver1_ssediv_double,
7836 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
7837 Add "bdver2" attribute.
7839 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7841 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
7842 default if possible and not specified otherwise.
7844 2012-02-21 Richard Guenther <rguenther@suse.de>
7847 * gimplify.c (create_tmp_from_val): Use the main variant type
7848 for the type of the temporary we create.
7850 2012-02-21 Richard Guenther <rguenther@suse.de>
7852 PR tree-optimization/52324
7853 * gimplify.c (gimplify_expr): When re-gimplifying expressions
7854 do not gimplify a MEM_REF address operand if it is already
7857 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7859 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
7860 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
7862 2012-02-21 Richard Guenther <rguenther@suse.de>
7864 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
7865 nested_in_vect_loop.
7867 2012-02-21 Jakub Jelinek <jakub@redhat.com>
7869 PR tree-optimization/52318
7870 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
7871 vdef also to non-pure/const call stmts in the sequence.
7873 2012-02-21 Tristan Gingold <gingold@adacore.com>
7875 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
7877 2012-02-20 David S. Miller <davem@davemloft.net>
7879 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
7880 don't use the "rd %pc" instruction on v9 for PIC register loads.
7882 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
7885 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
7886 in a transaction safe function.
7888 2012-02-20 Kai Tietz <ktietz@redhat.com>
7891 * stor-layout.c (place_field): Handle desired_align for
7894 2012-02-20 Richard Guenther <rguenther@suse.de>
7896 PR tree-optimization/52298
7897 * tree-vect-stmts.c (vectorizable_store): Properly use
7898 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
7900 (vectorizable_load): Likewise.
7901 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
7902 Access DR_STEP after ensuring it is not NULL.
7904 2012-02-20 Jakub Jelinek <jakub@redhat.com>
7906 PR tree-optimization/52286
7907 * fold-const.c (fold_binary_loc): For (X & C1) | C2
7908 optimization use double_int_to_tree instead of build_int_cst_wide,
7909 rewrite to use double_int vars.
7911 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7914 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
7916 Remove -e 0 from $gcc_cv_ld invocation.
7917 Only use __GLIBC_PREREQ if defined.
7918 Enable on Solaris since Solaris 8 patch.
7919 (gcc_SUN_LD_VERSION): New macro.
7920 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
7921 gcc_SUN_LD_VERSION for version number format.
7922 * configure: Regenerate.
7923 * varasm.c (get_elf_initfini_array_priority_section): Set
7924 SECTION_NOTYPE for non-default priority.
7925 Use get_section instead of get_unnamed_section to emit
7926 .init_array/.fini_array with default priority.
7928 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
7930 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
7931 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
7932 (mips_start_unique_function, mips_output_mips16_rdhwr)
7933 (mips_code_end): New functions.
7934 (TARGET_ASM_CODE_END): Define.
7936 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
7938 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
7939 to stubs with non-sibling calls.
7941 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
7943 * doc/invoke.texi (-fira-* options): Copy-edit.
7944 (ira-* parameters): Copy-edit.
7946 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
7948 * doc/invoke.texi: Minor copy-edits to bring into conformance with
7949 GCC coding conventions.
7951 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
7953 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
7954 when used as adjectives.
7956 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
7958 * doc/invoke.texi: Clean up "that"/"which" confusion.
7960 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
7962 * system.h: Poison SMALL_REGISTER_CLASSES
7963 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
7964 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
7966 2012-02-16 Jakub Jelinek <jakub@redhat.com>
7968 PR tree-optimization/52285
7969 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
7970 when deciding if a call is a tail call or tail recursion.
7972 2012-02-16 Kai Tietz <ktietz@redhat.com>
7974 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
7975 interger-constant displacement for UNSPEC_PCREL.
7977 2012-02-16 Jakub Jelinek <jakub@redhat.com>
7979 PR rtl-optimization/52208
7980 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
7981 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
7983 PR tree-optimization/52255
7984 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
7985 loop->header has virtual PHI, but exit_e->dest doesn't, add
7986 virtual PHI to exit_e->dest and adjust all uses after the loop.
7989 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
7990 children with clone_tree_hash, not after it.
7992 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
7994 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
7995 extended identifiers.
7997 2012-02-16 Jakub Jelinek <jakub@redhat.com>
8000 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
8001 a same_body_alias, also test whether e->callee isn't a former
8002 or current clone of the decl this is a same body alias of.
8004 PR translation/52264
8005 * cgraphunit.c (verify_cgraph_node): Fix a typo.
8007 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
8009 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
8011 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
8014 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
8015 force_reg instead of copy_to_reg for better optimization. Force
8016 non-register or memory operands into a register.
8018 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
8020 * extend.texi: Reserve upper bits of memory model for future use.
8022 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
8023 Anatoly Sokolov <aesok@post.ru>
8024 Eric Weddington <eric.weddington@atmel.com>
8027 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
8028 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
8029 Rewrite initializers for .macro.
8030 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
8031 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
8032 atxmega32d4, atxmega32x1.
8033 avrxmega4: atxmega64a3, atxmega64d3.
8034 avrxmega5: atxmega64a1, atxmega64a1u.
8035 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
8036 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
8037 avrxmega7: atxmega128a1, atxmega128a1u.
8038 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
8039 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
8040 (struct base_arch_s): Rename reserved to xmega_p.
8041 Rename reserved2 to have_rampd.
8042 (AVR_XMEGA): New define.
8043 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
8044 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
8045 * config/avr/predicates.md (io_address_operand): Take into
8047 (low_io_address_operand): Ditto.
8048 (high_io_address_operand): Ditto.
8049 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
8050 (enabled, movhi_sp_r): Use them.
8051 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
8052 cpp_define_formatted to built-in define __AVR_ARCH__.
8053 (__AVR_XMEGA__): New built-in define.
8054 (__AVR_HAVE_RAMPD__): New built-in define.
8055 (__AVR_HAVE_RAMPX__): New built-in define.
8056 (__AVR_HAVE_RAMPY__): New built-in define.
8057 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
8059 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
8060 (avr_option_override): Initialize them.
8061 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
8062 (avr_init_expanders): Initialize them. No more block several calls.
8063 (emit_push_sfr): New static function.
8064 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
8066 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
8067 (avr_print_operand): Print addreeses as symbols for
8068 RAMPX, RAMPY, RAMPD, CCP.
8069 (output_movhi): Handle AVR_XMEGA when writing to SP.
8070 (avr_out_movhi_mr_r_xmega): New static function.
8071 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
8072 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
8073 __RAMPD__, __CCP__ as needed.
8075 * config/avr/multilib.h: Regenerate.
8076 * config/avr/t-multilib: Regenerate.
8077 * config/avr/avr-tables.opt: Regenerate.
8079 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
8081 PR tree-optimization/50561
8082 * graphite-flattening.c (lst_project_loop): Do not
8083 remove old scattering dimensions after flattening.
8084 (lst_do_flatten): Likewise.
8086 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
8088 * doc/extend.texi (AVR Built-in Functions): Remove doc for
8089 __builtin_avr_map8, __builtin_avr_map16.
8090 Document __builtin_avr_insert_bits.
8092 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
8093 (insert_bits): New insn.
8094 (adjust_len.map_bits): Rename to insert_bits.
8095 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
8096 * avr-protos.h (avr_out_map_bits): Remove.
8097 (avr_out_insert_bits, avr_has_nibble_0xf): New.
8098 * config/avr/constraints.md (Cxf,C0f): New.
8099 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
8100 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
8101 New built-in define __BUILTIN_AVR_INSERT_BITS.
8102 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
8103 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
8104 (avr_move_bits): Rewrite.
8105 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
8107 (avr_map_op_t): New typedef.
8108 (avr_map_op): New static variable.
8109 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
8110 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
8111 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
8112 (bdesc_3arg, avr_expand_triop_builtin): New.
8113 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
8114 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
8115 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
8116 (avr_map_equal_p, avr_map_sig_p): Remove.
8117 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
8118 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
8119 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
8120 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
8121 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
8122 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
8124 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
8126 * config/c6x/c6x.md (reserve_cycles): New attribute.
8127 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
8128 don't reserve functional units after the branch occurs.
8130 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
8133 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
8134 functions into non-tm_pure functions.
8136 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
8139 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
8140 (iterative_hash_canonical_type): Likewise.
8141 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
8144 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
8146 * haifa-sched.c (prune_ready_list): Ensure that if there is a
8147 sched-group insn, it either remains alone or the entire list is pruned.
8149 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
8151 * doc/install.texi (Prerequisites): Fix grammar.
8152 (Configuration): Likewise.
8154 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
8156 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
8157 MPC as part of GCC before describing configuring with --with-gmp etc.
8158 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
8159 sources are present.
8161 2012-02-14 Jakub Jelinek <jakub@redhat.com>
8164 * dwarf2out.c (clone_tree_hash): New function.
8165 (copy_decls_walk): Use it instead of clone_tree.
8167 2012-02-14 Richard Guenther <rguenther@suse.de>
8169 PR tree-optimization/52244
8170 PR tree-optimization/51528
8171 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
8172 replacements for integral types.
8174 2012-02-14 Walter Lee <walt@tilera.com>
8176 * config.gcc: Handle tilegx and tilepro.
8177 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
8179 Add HAVE_AS_TLS check for tilegx and tilepro.
8180 * configure: Regenerate.
8181 * doc/contrib.texi: Add Mat Hostetter and self.
8182 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
8183 Document instruction intrinsics and network accessing intrinsics.
8184 (TILEPro Built-in Functions): New node. Document instruction
8185 intrinsics and network accessing intrinsics.
8186 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
8187 (Specific, tilepro-*-linux*): Likewise.
8188 * doc/invoke.texi (TILE-Gx Options): New section.
8189 (TILEPro Options): New section.
8190 * doc/md.texi (TILE-Gx): New section.
8191 (TILEPro): New section.
8192 * common/config/tilegx/tilegx-common.c: New file.
8193 * common/config/tilepro/tilepro-common.c: New file.
8194 * config/tilegx/constraints.md: New file.
8195 * config/tilegx/linux.h: New file.
8196 * config/tilegx/mul-tables.c: New file.
8197 * config/tilegx/predicates.md: New file.
8198 * config/tilegx/sync.md: New file.
8199 * config/tilegx/t-tilegx: New file.
8200 * config/tilegx/tilegx-builtins.h: New file.
8201 * config/tilegx/tilegx-c.c: New file.
8202 * config/tilegx/tilegx-generic.md: New file.
8203 * config/tilegx/tilegx-modes.def: New file.
8204 * config/tilegx/tilegx-multiply.h: New file.
8205 * config/tilegx/tilegx-protos.h: New file.
8206 * config/tilegx/tilegx.c: New file.
8207 * config/tilegx/tilegx.h: New file.
8208 * config/tilegx/tilegx.md: New file.
8209 * config/tilegx/tilegx.opt: New file.
8210 * config/tilepro/constraints.md: New file.
8211 * config/tilepro/gen-mul-tables.cc: New file.
8212 * config/tilepro/linux.h: New file.
8213 * config/tilepro/mul-tables.c: New file.
8214 * config/tilepro/predicates.md: New file.
8215 * config/tilepro/t-tilepro: New file.
8216 * config/tilepro/tilepro-builtins.h: New file.
8217 * config/tilepro/tilepro-c.c: New file.
8218 * config/tilepro/tilepro-generic.md: New file.
8219 * config/tilepro/tilepro-modes.def: New file.
8220 * config/tilepro/tilepro-multiply.h: New file.
8221 * config/tilepro/tilepro-protos.h: New file.
8222 * config/tilepro/tilepro.c: New file.
8223 * config/tilepro/tilepro.h: New file.
8224 * config/tilepro/tilepro.md: New file.
8225 * config/tilepro/tilepro.opt: New file.
8227 2012-02-14 Jakub Jelinek <jakub@redhat.com>
8229 PR tree-optimization/52210
8230 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
8231 vect_model_simple_cost with two entry vect_def_type array instead
8232 of an address of dt.
8234 2012-02-14 Richard Guenther <rguenther@suse.de>
8237 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
8238 Do not stream DECL_QUALIFIER.
8239 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
8240 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
8241 (find_decls_types_r): Do not walk DECL_QUALIFIER.
8243 2012-02-14 Jakub Jelinek <jakub@redhat.com>
8246 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
8249 2012-02-13 Jakub Jelinek <jakub@redhat.com>
8252 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
8253 * cselib.c (cselib_subst_to_values_from_insn): New function.
8254 * sched-deps.c (add_insn_mem_dependence,
8255 sched_analyze_1, sched_analyze_2): Use it.
8257 2012-02-13 Jan Hubicka <jh@suse.cz>
8260 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
8262 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
8264 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
8265 (GTM_SELF_SPECS): Define if not already defined.
8266 (driver_self_specs): Add GTM_SELF_SPECS.
8267 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
8268 (GTM_SELF_SPECS): Define.
8269 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
8270 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
8272 2012-02-13 Jakub Jelinek <jakub@redhat.com>
8274 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
8277 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
8280 * omp-low.c (expand_omp_for): If a static schedule without chunk size
8281 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
8283 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
8286 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
8288 2012-02-13 Richard Guenther <rguenther@suse.de>
8290 PR translation/52211
8291 * passes.c (enable_disable_pass): Fix typo.
8293 2012-02-13 Jakub Jelinek <jakub@redhat.com>
8296 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
8297 XOR for reduce_bit_field if type is unsigned.
8299 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
8301 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
8302 disallow changes from SFmode to mode with different size in FP regs.
8304 2012-02-12 Robert Millan <rmh@gnu.org>
8305 Gerald Pfeifer <gerald@pfeifer.com>
8307 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
8310 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
8312 PR rtl-optimization/52175
8313 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
8314 to frame-related instructions.
8316 2012-02-10 Jason Merrill <jason@redhat.com>
8319 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
8320 (demangle_new_symbols): Fill it.
8321 (scan_linker_output): Walk it.
8322 (start_tweaking): Split out from scan_linker_output.
8323 (maybe_tweak): Update sym->chosen.
8324 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
8326 2012-02-11 Jakub Jelinek <jakub@redhat.com>
8329 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
8331 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
8333 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
8334 having the same mode as previous compare.
8336 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
8338 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
8339 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
8340 (nonlocal_goto_internal): Likewise.
8341 (nonlocal_goto): Emit a use and an indirect jump directly.
8343 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
8346 * doc/extend.texi : Update comments for __atomic_compare_exchange and
8347 __atomic_{is,always}_lock_free.
8349 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
8352 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
8353 negative constant address for TARGET_X32.
8355 2012-02-10 Richard Henderson <rth@redhat.com>
8357 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
8358 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
8359 for GIMPLE_TRANSACTION. Tidy if's into a switch.
8361 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8362 Ira Rosen <irar@il.ibm.com>
8364 PR tree-optimization/50031
8365 * targhooks.c (default_builtin_vectorization_cost): Handle
8367 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
8368 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
8369 all types of reduction and pattern statements.
8370 (vect_estimate_min_profitable_iters): Likewise.
8371 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
8372 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
8373 for explicit realigns.
8374 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
8375 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
8377 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
8378 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
8379 vec_perm for VSX and handle vec_promote_demote.
8381 2012-02-10 Jakub Jelinek <jakub@redhat.com>
8384 * builtins.c (fold_builtin_atomic_always_lock_free,
8385 expand_builtin_atomic_always_lock_free,
8386 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
8387 Return and/or test boolean_true_node/boolean_false_node instead of
8388 integer_one_node/integer_zero_node.
8390 2012-02-10 Jan Hubicka <jh@suse.cz>
8393 * predict.c (predict_paths_for_bb): Prevent looping.
8394 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
8396 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
8398 * config/arm/arm.c (output_move_double): In one case properly
8399 count number of instructions that will be emitted.
8401 2012-02-10 Richard Guenther <rguenther@suse.de>
8403 PR translation/52193
8404 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
8406 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
8409 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
8411 2012-02-09 Jakub Jelinek <jakub@redhat.com>
8414 * var-tracking.c (emit_note_insn_var_location): If
8415 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
8416 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
8417 non-NOTE_DURING_CALL_P insn.
8419 2012-02-09 Bin Cheng <bin.cheng@arm.com>
8422 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
8424 2012-02-08 Magnus Granberg <zorry@gentoo.org>
8427 * gcc.c (switch_matches) Support switches with separated form,
8430 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
8432 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
8434 (RAMPZ_ADDR): Ditto.
8435 * config/avr/avr.c (avr_addr_t): New typedef.
8436 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
8437 (avr_init_expanders): Initialize it.
8438 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
8440 (expand_epilogue): Ditto.
8441 (avr_print_operand): Ditto.
8442 (avr_file_start): Ditto.
8443 (avr_emit_movmemhi): Ditto.
8445 2012-02-08 Richard Guenther <rguenther@suse.de>
8447 PR tree-optimization/46886
8448 * tree-flow.h (do_while_loop_p): Declare.
8449 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
8450 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
8452 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
8454 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
8455 always succeed for integers larger than a native word.
8457 2012-02-08 Richard Guenther <rguenther@suse.de>
8459 PR rtl-optimization/52170
8460 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
8461 properly handle integer vector modes.
8463 2012-02-08 Jakub Jelinek <jakub@redhat.com>
8465 PR gcov-profile/52150
8466 * coverage.c: Include target.h.
8467 (build_var): Call targetm.strip_name_encoding on the assembler name.
8468 Change one _ into . or $ if the target allows it.
8469 * Makefile.in (coverage.o): Depend on $(TARGET_H).
8471 PR rtl-optimization/52139
8472 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
8473 is a BARRIER after emit_insn_after_noloc, move BB_END
8474 to the last non-BARRIER insn before it.
8476 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
8479 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
8480 (mips_gimplify_va_arg_expr): Call it instead of
8481 std_gimplify_va_arg_expr.
8483 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
8485 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
8486 message for -mno-pointers-to-nested-function.
8488 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
8491 * expr.c (get_inner_reference): If there is an offset, add a negative
8492 bit position to it (if any).
8494 2012-02-07 Jakub Jelinek <jakub@redhat.com>
8496 PR rtl-optimization/52060
8497 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
8498 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
8499 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
8500 and/or i0src_copy2 when needed.
8502 2012-02-07 Jakub Jelinek <jakub@redhat.com>
8504 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
8505 or LTOPLUGINSONAME if have_c.
8507 * config/freebsd-spec.h: Add comment about what macros can be defined
8509 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
8510 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
8513 2012-02-07 Richard Guenther <rguenther@suse.de>
8515 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
8516 newline in -alias dumps.
8518 2012-02-07 Kai Tietz <ktietz@redhat.com>
8519 Dave Korn <dave.korn.cygwin@gmail.com>
8522 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
8523 Take care that typinfo gets dllexport-attribute.
8525 2012-02-07 Jakub Jelinek <jakub@redhat.com>
8528 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
8529 if modifier < EXPAND_SUM call force_operand on the result.
8531 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
8533 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
8534 adding __forwarder_dst__ prefix if a forwarder_section attribute is
8536 (epiphany_function_type): Replace types for specific interrupts with
8537 EPIPHANY_FUNCTION_INTERRUPT.
8538 (EPIPHANY_INTERRUPT_P): Update.
8539 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
8540 New static function.
8541 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
8542 <disinterrupt>: Affects type identity.
8543 (epiphany_handle_interrupt_attribute): Handle variable number of
8545 (epiphany_compute_function_type): Update for new
8546 epiphany_function_type definition.
8547 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
8548 handlers with a longcall forwarder.
8549 (epiphany_start_function): Handle multiple interrupt arguments and/or
8550 forwarder_section attribute.
8552 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
8555 2012-02-07 Alan Modra <amodra@gmail.com>
8558 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
8561 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8563 PR tree-optimization/50969
8564 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
8565 use vec_perm rather than vector_stmt.
8566 (vect_model_load_cost): Likewise.
8567 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
8568 vec_perm to be the same as other vector statements.
8569 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
8570 cost of vec_perm for TARGET_VSX.
8572 2012-02-06 Richard Guenther <rguenther@suse.de>
8574 PR tree-optimization/52115
8575 * tree-sra.c (access_has_replacements_p): New function.
8576 (sra_modify_assign): Use it to decide whether a use is uninitialized.
8578 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
8581 * trans-mem.c (expand_call_tm): Add an assertion.
8582 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
8585 2012-02-06 Richard Guenther <rguenther@suse.de>
8587 PR tree-optimization/50955
8588 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
8589 raise cost of expressions that replace an address with an
8590 expression based on a different pointer.
8592 2012-02-06 Jakub Jelinek <jakub@redhat.com>
8595 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
8596 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
8598 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
8601 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
8602 -Weffc++ and specify guidelines come from second edition.
8604 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
8606 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
8607 (sibcall_value_multiple_internal, call_split, call_internal_direct)
8608 (call_direct_split, call_value_split, call_value_internal_direct)
8609 (call_value_direct_split, call_value_multiple_split): Use jal and
8610 jal_macro attributes.
8612 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
8614 * reload1.c (reload_regs_reach_end_p): Replace with...
8615 (reload_reg_rtx_reaches_end_p): ...this function.
8616 (new_spill_reg_store): Update commentary.
8617 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
8618 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
8619 before setting new_spill_reg_store.
8620 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
8621 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
8622 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
8623 for non-spill reload registers.
8625 2012-02-05 Ira Rosen <irar@il.ibm.com>
8627 PR tree-optimization/52091
8628 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
8629 (vect_is_simple_use_1): Likewise.
8630 * tree-vect-loop.c (vectorizable_reduction): Update calls
8631 to vect_is_simple_use_1 and vect_is_simple_use.
8632 (vectorizable_live_operation): Likewise.
8633 * tree-vect-patterns.c (widened_name_p,
8634 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
8635 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
8636 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
8637 vectorizable_shift,vectorizable_operation, vectorizable_store,
8638 vectorizable_load): Likewise.
8639 (vect_is_simple_cond): Add an argument, pass it to
8640 vect_is_simple_use_1.
8641 (vectorizable_condition): Update calls to vect_is_simple_cond,
8643 (vect_is_simple_use): Add an argument, the statement in which
8644 OPERAND is used. Check that if OPERAND's def stmt is a double
8645 reduction phi node, the use is a phi node too.
8646 (vect_is_simple_use_1): Add an argument, pass it to
8648 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
8649 to vect_is_simple_use.
8651 2012-02-04 Jakub Jelinek <jakub@redhat.com>
8653 PR rtl-optimization/52095
8654 * modulo-sched.c (dump_insn_locator): New function.
8655 (loop_canon_p, sms_schedule): Use it.
8657 PR rtl-optimization/52113
8658 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
8659 even for decomposable shift/zext insns.
8661 2012-02-03 Jakub Jelinek <jakub@redhat.com>
8662 Zdenek Dvorak <ook@ucw.cz>
8664 PR rtl-optimization/52092
8665 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
8666 on get_iv_value result.
8668 2012-02-02 Andrew Pinski <apinski@cavium.com>
8672 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
8674 2012-02-02 Jakub Jelinek <jakub@redhat.com>
8677 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
8679 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
8681 PR rtl-optimization/49800
8682 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
8683 (sched_finish): Call regstat_free_n_sets_and_refs.
8685 2012-02-02 Jia Liu <proljc@gmail.com>
8687 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
8690 2012-02-02 Jan Hubicka <jh@suse.cz>
8691 Tom de Vries <tom@codesourcery.com>
8694 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
8695 * varpool.c (varpool_analyze_pending_decls): Likewise.
8697 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
8698 Jayant R Sonar <jayant.sonar@kpitcummins.com>
8700 * config.gcc: Add cr16-* support.
8702 * doc/extend.texi: Document cr16 extensions.
8703 * doc/install.texi: Document cr16 install.
8704 * doc/invoke.texi: Document cr16 options.
8705 * doc/md.texi: Document cr16 constraints.
8707 * common/config/cr16/cr16-common.c: New file.
8708 * config/cr16/cr16.c: New file.
8709 * config/cr16/cr16.h: New file.
8710 * config/cr16/cr16.md: New file.
8711 * config/cr16/cr16.opt: New file.
8712 * config/cr16/cr16-protos.h: New file.
8713 * config/cr16/predicates.md: New file.
8714 * config/cr16/constraints.md: New file.
8715 * config/cr16/t-cr16: New file.
8717 2012-02-02 Jakub Jelinek <jakub@redhat.com>
8720 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
8721 that operands[2] is either immediate, or q_regs_operand.
8723 PR tree-optimization/52073
8724 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
8725 a pattern stmt for pattern uses, ignore uses outside of the loop.
8727 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
8729 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
8730 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
8731 (OUT_AS1, OUT_AS2): Remove.
8733 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
8735 PR rtl-optimization/51374
8736 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
8737 to cross other volatile_refs_p insns.
8739 2012-02-01 Richard Guenther <rguenther@suse.de>
8741 * doc/invoke.texi (fno-inline): Clarify documentation.
8742 (finline-small-functions): Likewise.
8743 (finline-functions): Likewise.
8744 * common.opt (finline): Adjust comment and documentation.
8745 (finline-small-functions): Clarify documentation.
8746 (finline-functions): Likewise.
8747 (finline-functions-called-once): Likewise.
8749 2012-02-01 Tristan Gingold <gingold@adacore.com>
8751 * c-typeck.c (composite_type): Keep mode for pointers.
8753 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
8755 * function.h (regno_reg_rtx): Adjust comment.
8756 * reginfo.c (init_reg_modes_target): Only use the previous mode
8757 if it fits within one register. Remove MIPS comment.
8759 2012-01-31 Jakub Jelinek <jakub@redhat.com>
8762 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
8764 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8766 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
8767 to srak instruction.
8769 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8771 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
8773 2012-01-31 Jakub Jelinek <jakub@redhat.com>
8778 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
8780 2012-01-31 Richard Guenther <rguenther@suse.de>
8782 PR tree-optimization/51528
8783 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
8786 2012-01-31 Jakub Jelinek <jakub@redhat.com>
8791 * ree.c (add_removable_extension): Change def_map argument
8792 to unsigned *, store in def_map 1 + offset into *insn_list vector
8793 instead of pointers into the vector.
8794 (find_removable_extensions): Adjust caller.
8796 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
8798 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
8799 Transform all "* quoted-c-code" to { c-code }.
8800 Remove redundant test for "optimize" in combine patterns.
8801 Move (include "avr-dimode.md") to end of file.
8803 2012-01-30 Bin Cheng <bin.cheng@arm.com>
8806 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
8807 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
8809 2012-01-30 Richard Guenther <rguenther@suse.de>
8811 PR tree-optimization/52028
8812 * tree-loop-distribution.c (ldist_gen): Properly update
8815 2012-01-30 Jakub Jelinek <jakub@redhat.com>
8818 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
8819 set_cur_line_info_table if not emitting debug info.
8821 PR tree-optimization/52046
8822 * tree-vect-patterns.c (check_bool_pattern): Give up if
8823 a comparison could throw.
8826 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
8828 2012-01-30 Richard Guenther <rguenther@suse.de>
8830 PR tree-optimization/52045
8831 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
8832 SSA form if cfgcleanup did anything.
8834 2012-01-30 Richard Guenther <rguenther@suse.de>
8836 PR tree-optimization/52045
8837 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
8838 before computing final todo.
8840 2012-01-30 Richard Guenther <rguenther@suse.de>
8842 PR tree-optimization/51528
8843 * tree-sra.c (sra_modify_assign): Re-factor in preparation
8846 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
8848 * df-problems.c (df_kill_notes): Check that the use refers
8849 to the note under examination.
8851 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
8854 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
8855 parameter and use short-lived pseudos.
8856 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
8857 (sparc_expand_vector_init): Const-ify local variables and adjust
8858 calls to above functions.
8860 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
8862 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
8864 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
8866 * doc/invoke.texi: Make usage of "compile time" and
8867 "run time"/"runtime" consistent throughout the file.
8869 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
8871 * config/alpha/alpha.c (alpha_option_override): Default to
8872 full IEEE compliance mode for Go language.
8874 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
8876 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
8877 (LINK_SSP_SPEC): Define.
8879 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8882 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
8885 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
8887 * doc/invoke.texi: Correct hyphenation of "floating point",
8888 "double precision", and related terminology throughout the file.
8890 2012-01-28 Jakub Jelinek <jakub@redhat.com>
8893 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
8894 arm_general_register_operand predicate for operand 2 instead of
8897 2012-01-27 Ian Lance Taylor <iant@google.com>
8900 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
8901 * builtins.c (expand_builtin_init_trampoline): Add onstack
8902 parameter. Change caller.
8903 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
8904 * tree.c (build_common_builtin_nodes): Declare
8905 __builtin_init_heap_trampoline.
8907 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
8909 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
8910 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
8911 * config/avr/avr.c: Ditto.
8912 (avr_regnames): Remove because unused.
8913 * config/avr/avr.md (*cpse.ne): New peephole.
8914 (*cpse.eq): New peephole from former cpse peepholes.
8916 2012-01-27 Michael Eager <eager@eagercon.com>
8918 * config/microblaze.c (microblaze_emit_compare): Correct
8919 test after pcmp instruction.
8921 2012-01-27 Richard Guenther <rguenther@suse.de>
8923 PR tree-optimization/52020
8924 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
8926 2012-01-27 Richard Guenther <rguenther@suse.de>
8928 * ipa-pure-const.c (check_stmt): Clobbers do not make a
8929 function non-const/pure.
8931 2012-01-27 Richard Guenther <rguenther@suse.de>
8933 PR tree-optimization/50444
8934 * tree-sra.c (build_ref_for_offset): Properly adjust the
8935 MEM_REF type for unaligned accesses.
8937 2012-01-27 Richard Guenther <rguenther@suse.de>
8939 PR tree-optimization/50444
8940 * expr.c (mem_ref_refers_to_non_mem_p): New function.
8941 (expand_assignment): Use it. Properly handle misaligned
8942 bases when expanding stores to component references.
8943 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
8946 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
8949 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
8950 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
8951 * tree-data-ref.c (find_data_references_in_loop): Make static.
8952 (compute_all_dependences): Change return type to bool. Bail out
8953 for too many datarefs in a loop. Move the hunk resetting the data
8954 dependences vector from ...
8955 (compute_data_dependences_for_loop): ... here. Account for
8956 compute_all_dependences returning false.
8957 (compute_data_dependences_for_bb): Likewise.
8958 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
8959 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
8961 2012-01-27 Richard Guenther <rguenther@suse.de>
8964 * expr.c (store_field): Use the alias-set of the scratch memory
8967 2012-01-27 Tom de Vries <tom@codesourcery.com>
8969 PR tree-optimization/51990
8970 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
8972 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
8974 2012-01-27 Jakub Jelinek <jakub@redhat.com>
8977 * var-tracking.c (reverse_op): Don't add any reverse operation
8978 if V already has any constant locations.
8980 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
8982 * doc/invoke.texi: Correct usage of "command line" (noun)
8983 vs "command-line" (adjective) throughout.
8985 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
8987 * doc/invoke.texi (Language Independent Options): Move
8988 -Wcoverage-mismatch blurb from here....
8989 (Warning Options): ...to here.
8991 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
8993 * config/rs6000/rs6000.c (rs6000_option_override_internal):
8994 Set rs6000_always_hint to false for 476.
8996 2012-01-27 Matthias Klose <doko@ubuntu.com>
8998 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
9000 * incpath.c (add_standard_paths): Likewise.
9002 2012-01-27 Richard Henderson <rth@redhat.com>
9004 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
9005 * config/m68k/sync.md (atomic_test_and_set): Rename from
9006 sync_test_and_setqi and adjust the operands.
9007 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
9008 and unconditionally enable.
9010 2012-01-27 Richard Henderson <rth@redhat.com>
9012 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
9013 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
9014 (ldstub): Rename from ldstubqi.
9015 (ldstub<I24MODE>): Remove.
9017 2012-01-27 Richard Henderson <rth@redhat.com>
9019 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
9020 * c-cppbuiltin.c (cpp_atomic_builtins): Define
9021 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
9022 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
9023 * doc/tm.texi: Rebuild.
9025 2012-01-27 Richard Henderson <rth@redhat.com>
9027 * optabs.c (gen_atomic_test_and_set): Remove default.
9028 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
9030 2012-01-26 Jakub Jelinek <jakub@redhat.com>
9032 PR rtl-optimization/51978
9033 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
9034 (combine_reaching_defs): Likewise.
9035 (struct re_info): Remove.
9036 (add_removable_extension): Remove x and data arguments,
9037 add insn, insn_list and def_map. Use the arguments directly
9038 instead of using struct re_info.
9039 (find_removable_extensions): Don't call add_removable_extension
9040 through note_stores, instead just call it with single_set
9042 (find_and_remove_re): Pass curr_cand->expr instead of
9043 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
9045 2012-01-26 Michael Matz <matz@suse.de>
9047 PR tree-optimization/46590
9048 * cfgexpand.c: Revert last change (r183305).
9049 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
9051 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
9052 checking for emptiness.
9054 2012-01-26 Jakub Jelinek <jakub@redhat.com>
9057 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
9058 non-addressable non-BLKmode base correctly.
9060 2012-01-26 Michael Matz <matz@suse.de>
9062 PR tree-optimization/48794
9063 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
9064 regions referenced from RESX/EH_DISPATCH.
9066 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9068 * config/s390/s390.h: Make BRANCH_COST an option.
9069 * config/s390/s390.opt: New option -mbranch-cost.
9071 2012-01-26 Richard Henderson <rth@redhat.com>
9073 Revert 2012-01-24 change:
9074 * trans-mem.c (requires_barrier): Do not instrument thread local
9075 variables and emit save/restore for them.
9077 2012-01-25 Jakub Jelinek <jakub@redhat.com>
9080 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
9083 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
9085 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
9088 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
9091 Rename __pgm to __flash.
9092 Rename __pgm1 to __flash1.
9093 Rename __pgm2 to __flash2.
9094 Rename __pgm3 to __flash3.
9095 Rename __pgm4 to __flash4.
9096 Rename __pgm5 to __flash5.
9097 Rename __pgmx to __memx.
9098 * doc/extend.texi (AVR Named Address Spaces)
9099 Rename address space names as indicated above.
9100 * config/avr/avr.c (avr_addrspace): Ditto.
9102 * config/avr/avr-protos.h
9103 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
9104 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
9105 * config/avr/predicates.md: Ditto.
9106 * config/avr/avr.c Ditto, and
9107 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
9108 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
9110 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
9111 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
9112 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
9113 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
9114 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
9115 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
9116 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
9117 * config/avr/avr.c: Ditto.
9118 * config/avr/avr.md: Ditto.
9120 2012-01-25 Jason Merrill <jason@redhat.com>
9123 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
9125 2012-01-25 Jakub Jelinek <jakub@redhat.com>
9127 PR tree-optimization/51987
9128 * tree-data-ref.c (get_references_in_stmt): Handle references in
9129 non-volatile GIMPLE_ASM.
9131 2012-01-25 Richard Guenther <rguenther@suse.de>
9133 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
9134 bases are dereferenced.
9136 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
9138 PR rtl-optimization/48374
9139 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
9141 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
9143 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
9144 compute_data_dependences_for_loop returns false.
9145 * tree-parloops.c (loop_parallel_p): Likewise.
9147 2012-01-25 Richard Guenther <rguenther@suse.de>
9149 * tree.h (get_pointer_alignment_1): Declare.
9150 * builtins.c (get_pointer_alignment_1): New function.
9151 (get_pointer_alignment): Use it.
9153 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9155 PR rtl-optimization/48308
9156 * combine.c (enum undo_kind): Add UNDO_LINKS.
9157 (struct undo): Add member l to other_contents and where.
9158 (do_SUBST_LINK): New.
9160 (try_combine): Handle LOG_LINKS for the dummy i1 case.
9161 (undo_all): Handle UNDO_LINKS.
9163 2012-01-25 Richard Henderson <rth@redhat.com>
9165 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
9168 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
9170 * optabs.c (gen_atomic_test_and_set): Use each argument.
9172 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
9174 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
9175 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
9176 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
9177 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
9178 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
9179 TARGET_PAIRED_SINGLE_FLOAT.
9181 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
9183 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
9184 (in_struct, return_val): Remove MEM documentation.
9185 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
9186 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
9187 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
9189 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
9190 * cfgexpand.c (add_alias_set_conflicts): Likewise.
9191 * expr.c (store_field): Likewise.
9192 * function.c (assign_stack_temp_for_type): Likewise.
9193 * ifcvt.c (noce_try_cmove_arith): Likewise.
9194 * reload1.c (reload): Likewise.
9195 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
9196 (alpha_set_memflags): Likewise.
9197 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
9199 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
9201 * rtl.h (true_dependence, canon_true_dependence): Remove varies
9203 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
9204 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
9205 (true_dependence_1, true_dependence, canon_true_dependence): Remove
9207 * cselib.c (cselib_rtx_varies_p): Delete.
9208 (cselib_invalidate_mem): Update call to canon_true_dependence.
9209 * dse.c (record_store, check_mem_read_rtx): Likewise.
9210 (scan_reads_nospill): Likewise.
9211 * cse.c (check_dependence): Likewise.
9212 (cse_rtx_varies_p): Delete.
9213 * expr.c (safe_from_p): Update call to true_dependence.
9214 * ira.c (validate_equiv_mem_from_store): Likewise.
9215 (memref_referenced_p): Likewise.
9216 * postreload-gcse.c (find_mem_conflicts): Likewise.
9217 * sched-deps.c (sched_analyze_2): Likewise.
9218 * store-motion.c (load_kills_store): Likewise.
9219 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
9220 * gcse.c (mems_conflict_for_gcse_p): Likewise.
9221 (compute_transp): Update call to canon_true_dependence.
9223 2012-01-25 Richard Henderson <rth@redhat.com>
9225 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
9226 (maybe_emit_atomic_test_and_set): New.
9227 (expand_sync_lock_test_and_set): Use it.
9228 (expand_atomic_test_and_set): Likewise.
9229 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
9230 the implementation; clarify implementation defined details.
9231 * doc/md.texi (atomic_test_and_set): Document.
9233 2012-01-25 Richard Henderson <rth@redhat.com>
9235 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
9237 2012-01-25 Richard Henderson <rth@redhat.com>
9240 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
9241 to effect no-op split.
9243 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
9246 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
9247 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
9248 (BT_FN_VOID_PTR_INT_SIZE): New.
9249 (BT_FN_UINT_UINT_VAR): Remove.
9250 (BT_FN_UINT32_UINT32_VAR): New.
9251 (BT_FN_DOUBLE_VPTR): Remove.
9252 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
9254 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
9255 (_ITM_changeTransactionMode): Same.
9256 (_ITM_memmoveRtWt): Change return type to void.
9257 (_ITM_memcpyRtWt): Same.
9258 (_ITM_memsetW): Same.
9259 (_ITM_RaRD): Change types to double.
9264 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
9266 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
9267 Patrick Marlier <patrick.marlier@gmail.com>
9269 * trans-mem.c (requires_barrier): Do not instrument thread local
9270 variables and emit save/restore for them.
9272 2012-01-24 Jason Merrill <jason@redhat.com>
9275 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
9276 output static aliases.
9278 2012-01-24 Jakub Jelinek <jakub@redhat.com>
9281 * common.opt (-pie, -shared, pie, shared): Change from Common to
9283 * gcc.c (display_help): Display help for -pie and -shared.
9285 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
9288 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
9289 Remove note on size/offset limitation.
9290 (AVR Variable Attributes): Add example how to read data located
9291 with progmem. Refer to named address spaces.
9292 * doc/invoke.texi (AVR Options): Fix typo.
9294 2012-01-24 Richard Guenther <rguenther@suse.de>
9296 Forward-port to trunk
9297 2010-09-21 Jakub Jelinek <jakub@redhat.com>
9300 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
9301 op0 isn't sufficiently aligned and there is movmisalignM
9302 insn for mode, use it to load op0 into a temporary register.
9304 2012-01-24 Jakub Jelinek <jakub@redhat.com>
9307 * target.def (const_not_ok_for_debug_p): New hook.
9308 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
9310 * doc/tm.texi: Regenerated.
9311 * dwarf2out.c (const_ok_for_output_1): If
9312 targetm.const_not_ok_for_debug_p returns true, fail.
9313 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
9315 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
9317 2012-01-23 Kai Tietz <ktietz@redhat.com>
9320 * config/i386/predicates.md (symbolic_operand): Allow
9321 UNSPEC_PCREL as PIC expression for lea.
9322 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
9323 * config/i386/i386.c (ix86_delegitimize_address): Handle
9324 UNSPEC_PCREL for none-MEM, too.
9326 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
9328 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
9329 (ipa_tm_create_version_alias): Same.
9331 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
9334 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
9335 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
9337 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
9338 Patrick Marlier <patrick.marlier@gmail.com>
9339 Iain Sandoe <developer@sandoe-acoustics.co.uk>
9342 * lto-wrapper.c (run_gcc): Pass the LTO section name to
9343 simple_object_start_read.
9345 2012-01-23 Richard Guenther <rguenther@suse.de>
9348 PR tree-optimization/51895
9349 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
9350 parameter decomposition into BLKmode components.
9352 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
9354 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
9355 fake variables for restrict-qualified pointers whose pointed-to type
9356 contains a placeholder.
9358 2012-01-23 Richard Guenther <rguenther@suse.de>
9360 PR tree-optimization/51949
9361 * ipa-split.c (execute_split_functions): Do not split malloc functions.
9363 2012-01-23 Jakub Jelinek <jakub@redhat.com>
9365 PR rtl-optimization/51933
9366 * ree.c (transform_ifelse): Return true right away if dstreg is
9367 already wider or equal to cand->mode.
9368 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
9369 (make_defs_and_copies_lists): Remove defs_list and copies_list
9370 arguments, add state argument, just truncate state->work_list
9371 instead of always allocating and freeing the vector. Assert that
9372 get_defs succeeds instead of returning 2. Changed return type to bool.
9373 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
9374 have ext_src_mode, see if it has been modified already with the
9375 right kind of extension and has been extended before from the
9376 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
9377 just return true. Remember the original mode in state->modified array.
9378 (combine_reaching_defs): Add state argument. Don't allocate and
9379 free here def_list, copied_list and vec vectors, instead just
9380 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
9381 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
9382 Add state variable, clear vectors in it, initialize state.modified
9383 if needed. Free all the vectors at the end and state.modified too.
9384 Don't skip a candidate if the extension expression has been modified.
9386 2012-01-22 Douglas B Rupp <rupp@gnat.com>
9389 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
9390 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
9391 (extra_options) interix.opt -> i386/interix.opt"
9392 (extra_objs):Add winnt-stubs.o
9393 * configure.ac: Add interix to target_os .comm on PE check.
9394 * configure: Regenerate.
9395 * config/interix3.h: Delete and move bits to..
9396 * config/interix.h: Delete and move bits to..
9397 * config/i386/i386-interix3.h: Delete and move bits to..
9398 * config/i386/i386-interix.h: ..here.
9399 (TARGET_CPU_DEFAULT): Remove redefinition.
9400 (TARGET_ASM_CONSTRUCTOR): Undefine.
9401 (SUBTARGET_SWITCHES): Define for ms-bitfields.
9402 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
9403 (PTRDIFF_TYPE): Define.
9404 (LONG_DOUBLE_TYPE_SIZE): Define.
9405 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
9406 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
9407 (TARGET_SECTION_TYPE_FLAGS): Define.
9408 (ASM_DECLARE_FUNCTION_NAME): Define.
9409 (ASM_OUTPUT_EXTERNAL): Define.
9410 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
9411 (ASM_OUTPUT_ALIGNED_BSS): Define.
9412 (PCC_BITFIELD_TYPE_MATTERS): Define.
9413 (USE_CONST_SECTION): Define.
9414 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
9415 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
9416 (SUPPORTS_ONE_ONLY): Remove.
9417 (I386_PE_STRIP_ENCODING): Define.
9418 * config/interix.opt: Delete and move bits to..
9419 * config/i386/interix.opt: ..here. New.
9420 (mpe-aligned-commons): Add.
9421 * config/i386/t-interix: Add copyright header.
9422 (winnt-stubs.o): Add rule.
9424 2012-01-22 Jason Merrill <jason@redhat.com>
9427 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
9428 for extra name aliases.
9430 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
9432 PR rtl-optimization/51924
9433 * ree.c (combine_set_extension): Improve debugging message.
9434 (combine_reaching_defs): Likewise.
9435 (get_defs): Rename confusingly named variable.
9436 (find_and_remove_re): Skip a candidate if the extension expression has
9439 2012-01-21 Robert Millan <rmh@gnu.org>
9440 Gerald Pfeifer <gerald@pfeifer.com>
9442 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
9443 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
9445 2012-01-20 Jakub Jelinek <jakub@redhat.com>
9447 PR tree-optimization/51914
9448 * tree-vect-stmts.c (vectorizable_conversion): For
9449 cvt_type && modifier == WIDEN, put temporary with cvt_type
9450 at the beginning of vec_dsts and set vec_dest to temporary
9453 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
9455 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
9457 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
9459 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
9460 * config/rs6000/rs6000.c: Likewise.
9462 2012-01-20 Jakub Jelinek <jakub@redhat.com>
9465 * config/arm/arm.c (arm_count_output_move_double_insns): Call
9466 output_move_double on a copy of operands array.
9468 2012-01-20 Cary Coutant <ccoutant@google.com>
9469 Dodji Seketeli <dodji@redhat.com>
9472 * dwarf2out.c (copy_declaration_context): Return ref to parent
9473 of declaration DIE, if necessary.
9474 (remove_child_or_replace_with_skeleton): Add new parameter; update
9475 caller. Place skeleton DIE under parent DIE of original declaration.
9476 Move call to copy_declaration_context to here ...
9477 (break_out_comdat_types): ... from here.
9479 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9481 PR rtl-optimization/51856
9482 * reload.c (find_reloads_subreg_address): Set the address_reloaded
9485 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9488 * config/arm/arm.c (arm_print_operand): Correct output of alignment
9489 hints for neon loads and stores.
9491 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
9495 * doc/extend.texi (Named Address Spaces): Split into subsections.
9496 (AVR Named Address Spaces): New subsection.
9497 (M32C Named Address Spaces): New subsection.
9498 (RL78 Named Address Spaces): New subsection.
9499 (SPU Named Address Spaces): New subsection.
9500 (Variable Attributes): New anchor "AVR Variable Attributes".
9501 (AVR Variable Attributes): Rewrite and avoid wording
9502 "address space" in this context.
9503 * doc/invoke.texi (AVR Options): Rewrite and add documentation
9504 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
9505 (AVR Built-in Macros): New subsubsection therein.
9506 * doc/md.texi (AVR constraints): Remove "C04", "R".
9508 2012-01-20 Richard Guenther <rguenther@suse.de>
9510 PR tree-optimization/51903
9511 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
9512 when removing stmts.
9514 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9517 * config/arm/arm.c (arm_load_pic_register): Use
9518 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
9519 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
9520 (arm_pic_static_addr): Likewise.
9521 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
9522 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
9523 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
9524 (pic_load_addr_unified): New.
9526 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
9529 * function.c (instantiate_virtual_regs_in_insn): Use
9530 delete_insn_and_edges when removing a wrong asm insn.
9532 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
9534 PR rtl-optimization/40761
9535 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
9536 Add new member loop_num.
9537 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
9538 (ira_build): Remove the parameter.
9540 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
9541 (ira.c): Do not build CFG loops for one region allocation. Remove
9542 argument from ira_build call.
9544 * ira-build.c (init_loop_tree_node): New function.
9545 (create_loop_tree_nodes): Use it. Separate the case when CFG
9546 loops are not built.
9547 (more_one_region_p): Check current_loops.
9548 (finish_loop_tree_nodes): Separate the case when CFG loops are not
9550 (add_loop_to_tree): Process loop equal to NULL too.
9551 (form_loop_tree): Separate the case when CFG loops are not built.
9552 Use explicitly number for the root.
9553 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
9555 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
9556 instead of loop->num.
9557 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
9558 (mark_all_loops_for_removal): Ditto.
9559 (remove_unnecessary_regions): Separate the case when CFG loops
9561 (ira_build): Remove the parameter. Use explicit number of regions
9562 when CFG loops are not built.
9564 * ira-color.c (print_loop_title): Separate the case for the root node.
9565 Use loop_num instead of loop->num.
9566 (move_spill_restore): Use loop_num instead of loop->num.
9568 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
9569 (change_loop): Ditto.
9570 (change_loop): Use loop_num instead of loop->num.
9572 * ira-lives.c (process_bb_node_lives): Ditto.
9574 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
9576 * ira-conflicts.c (print_allocno_conflicts): Ditto.
9578 2012-01-19 Jakub Jelinek <jakub@redhat.com>
9581 * tree-mudflap.c (mf_artificial): New function.
9582 (execute_mudflap_function_ops, execute_mudflap_function_decls,
9583 mx_register_decls, mudflap_enqueue_decl): Use it.
9586 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
9587 numbers in the insn pattern.
9589 2012-01-19 Michael Matz <matz@suse.de>
9591 PR tree-optimization/46590
9592 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
9593 use it in remembering which conflicts we already created.
9594 (add_scope_conflicts): Adjust call to above, (de)allocate helper
9597 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
9600 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
9601 (merge_and_complain): Same.
9603 2012-01-19 Jakub Jelinek <jakub@redhat.com>
9606 * config/initfini-array.h: Guard content of the header
9607 with #ifdef HAVE_INITFINI_ARRAY.
9608 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
9609 Add initfini-array.h to tm_file here.
9610 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
9611 * config.gcc: Don't add initfini-array.h to tm_file here.
9612 * configure: Regenerated.
9614 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
9616 PR rtl-optimization/51505
9617 * df-problems.c (df_kill_notes): New parameter live. Update comment.
9618 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
9619 (df_note_bb_compute): Update the call to df_kill_notes.
9621 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
9623 * trans-mem.c (requires_barrier): Remove call to is_global_var.
9625 2012-01-18 Richard Guenther <rguenther@suse.de>
9627 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
9628 of conversions to void *.
9630 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9631 Richard Sandiford <rdsandiford@googlemail.com>
9635 * optabs.h (simplify_expand_binop): Declare.
9636 * optabs.c (simplify_expand_binop): Make global.
9637 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
9638 endian targets if the source cannot be exactly covered by word
9641 2012-01-17 Jakub Jelinek <jakub@redhat.com>
9644 * hard-reg-set.h (struct hard_reg_set_container): New type.
9645 * target.h (struct hard_reg_set_container): Forward declare.
9646 * target.def (set_up_by_prologue): New target hook.
9647 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
9648 * doc/tm.texi: Regenerated.
9649 * function.c (thread_prologue_and_epilogue_insns): Change
9650 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
9651 Call targetm.set_up_by_prologue on it.
9652 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
9653 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
9655 2012-01-17 Nick Clifton <nickc@redhat.com>
9657 * config/rx/rx.c (rx_can_use_simple_return): New function.
9658 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
9659 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
9661 2012-01-17 Richard Guenther <rguenther@suse.de>
9664 * expr.c (expand_assignment): Take address-space information
9665 from the address operand of MEM_REF and TARGET_MEM_REF.
9666 (expand_expr_real_1): Likewise.
9668 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9670 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
9671 reload dump is requested.
9673 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
9676 * trans-mem.c (requires_barrier): Call may_be_aliased.
9678 2012-01-17 Jakub Jelinek <jakub@redhat.com>
9680 PR tree-optimization/51877
9681 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
9682 call arguments and fndecls compare equal, instead return false if they
9683 don't. Return true only if lhs1 and lhs2 are either both NULL, or
9684 both SSA_NAMEs that are valueized the same, or they satisfy
9687 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9689 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
9691 * configure: Regenerate.
9693 2012-01-16 Jan Hubicka <jh@suse.cz>
9697 * convert.c (convert_to_integer): Use fold_convert for
9698 converting an INTEGER_CST to integer type.
9700 2012-01-16 Jason Merrill <jason@redhat.com>
9703 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
9705 2012-01-16 Jakub Jelinek <jakub@redhat.com>
9708 * config/s390/s390.c (s390_chunkify_start): Don't skip
9709 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
9710 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
9711 If insn is followed by NOTE_INSN_VAR_LOCATION or
9712 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
9713 Don't use location of note insns.
9715 PR tree-optimization/51865
9716 * tree-inline.c (tree_function_versioning): Call remap_decl
9717 on DECL_RESULT whenever it has VOID_TYPE_P type.
9719 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
9721 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
9722 for calls to locally-binding MIPS16 functions if only the return
9723 type uses float regs.
9725 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
9726 Richard Sandiford <rdsandiford@googlemail.com>
9728 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
9729 (SYMBOL_32_HIGH): Likewise.
9730 (mips_output_tls_reloc_directive): Declare.
9731 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
9732 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
9733 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
9734 (mips_lo_relocs, mips_hi_relocs): Make extern.
9735 (mips16_stub_function): Move up file.
9736 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
9737 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
9738 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
9739 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
9740 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
9741 (mips_get_tp): Add MIPS16 support.
9742 (mips_legitimize_tls_address): Remove MIPS16 sorry().
9743 Generalize DTPREL and TPREL handling.
9744 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
9745 Add MIPS16 TLS support.
9746 (mips_output_tls_reloc_directive): New function.
9747 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
9748 * config/mips/predicates.md (symbolic_operand_with_high)
9749 (tls_reloc_operand): New predicates.
9750 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
9751 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
9752 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
9753 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
9754 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
9755 (*tls_get_tp_mips16_call_<mode>): Likewise.
9757 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
9759 PR rtl-optimization/51821
9760 * recog.c (peep2_find_free_register): Determine clobbered registers
9763 2012-01-14 Denis Chertykov <chertykov@gmail.com>
9766 * config/avr/avr-protos.h: Revert change of 2012-01-09.
9767 * config/avr/avr.c: Likewise.
9768 * config/avr/avr.h: Likewise.
9770 2012-01-13 Ian Lance Taylor <iant@google.com>
9773 * tree.h (TYPE_QUALS): Add cast to int.
9774 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
9776 2012-01-13 Ian Lance Taylor <iant@google.com>
9778 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
9779 comparing param_index to VEC_length result.
9781 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
9783 * c-decl.c: Do not include tree-mudflap.h
9784 * tree-optimize.c: Likewise.
9785 * Makefile.in: Update dependencies.
9787 2012-01-13 Richard Guenther <rguenther@suse.de>
9790 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
9791 variable-sized result always use RSO.
9793 2012-01-12 DJ Delorie <dj@redhat.com>
9795 * cfgexpand.c (convert_debug_memory_address): Allow any valid
9796 pointer type, not just the default pointer type.
9798 2012-01-09 Richard Henderson <rth@redhat.com>
9799 Denis Chertykov <chertykov@gmail.com>
9802 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
9803 * config/avr/avr.c (avr_can_eliminate): Simplify.
9804 (avr_initial_elimination_offset): Likewise.
9805 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
9806 (expand_epilogue): Likewise.
9807 (avr_legitimize_address): Gut.
9808 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
9809 (avr_hard_regno_nregs): New.
9810 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
9811 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
9812 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
9813 add soft frame pointer.
9814 (CALL_USED_REGISTERS): Likewise.
9815 (REG_CLASS_CONTENTS): Likewise.
9816 (REGISTER_NAMES): Likewise.
9817 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
9818 (HARD_FRAME_POINTER_REGNUM): New.
9819 (FRAME_POINTER_REGNUM): Use soft frame pointer.
9820 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
9821 remove the HARD_FRAME_POINTER self-elimination.
9823 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
9826 * config/avr/avr.c (avr_encode_section_info): Test for absence of
9827 DECL_EXTERNAL when checking for initializers of progmem variables.
9829 2012-01-12 Ira Rosen <irar@il.ibm.com>
9831 PR tree-optimization/51799
9832 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
9833 that the last operation is a type demotion.
9835 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
9837 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
9838 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
9840 2012-01-11 Jakub Jelinek <jakub@redhat.com>
9843 * combine.c (distribute_notes): If i3 is a noreturn call,
9844 allow old_size to be equal to args_size and make sure the
9845 noreturn call gets REG_ARGS_SIZE note.
9846 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
9847 on noreturn calls even when the delta is 0.
9849 2012-01-11 Nathan Sidwell <nathan@acm.org>
9851 * gcov.c (STRING_SIZE): Remove.
9852 (generate_results): Erase annotations for source files with no
9853 coverage information.
9855 (output_lines): Use it.
9857 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
9859 * gimple.h (gimplify_body): Remove first argument.
9860 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
9861 pointer set here, instead just pass DATA to walk_tree.
9862 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
9863 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
9864 (unvisit_body): Likewise, but with unmark_visited.
9865 (gimplify_body): Remove BODY_P argument and adjust.
9866 (gimplify_function_tree): Adjust call to gimplify_body.
9867 * omp-low.c (finalize_task_copyfn): Likewise.
9869 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
9871 * tree.h (build_function_decl_skip_args): Add boolean parameter.
9872 (build_function_type_skip_args): Delete.
9873 * tree.c (build_function_type_skip_args): Make static and add
9874 SKIP_RETURN parameter. Fix thinko in the handling of variants.
9875 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
9876 pass it to build_function_type_skip_args.
9877 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
9878 (tree_function_versioning): Likewise.
9879 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
9880 build_function_decl_skip_args.
9881 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
9882 and pass it to build_function_decl_skip_args/tree_function_versioning.
9883 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
9884 * ipa-inline-transform.c (save_inline_function_body): Likewise.
9885 * trans-mem.c (ipa_tm_create_version): Likewise.
9886 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
9887 * tree-inline.c (declare_return_variable): Remove always-true test.
9888 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
9889 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
9890 * ipa-split.c (split_function): Skip the return value for the split
9891 part if it doesn't return.
9893 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9895 PR tree-optimization/49642
9896 * ipa-split.c (forbidden_dominators): New variable.
9897 (check_forbidden_calls): New function.
9898 (dominated_by_forbidden): Likewise.
9899 (consider_split): Check for forbidden dominators.
9900 (execute_split_functions): Initialize and free forbidden
9901 dominators info; call check_forbidden_calls.
9903 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
9905 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
9907 2012-01-11 Nick Clifton <nickc@redhat.com>
9909 * config/rx/rx.md (return): Define pattern.
9911 2012-01-11 Richard Guenther <rguenther@suse.de>
9913 * doc/extend.texi (malloc attribute): Adjust according to
9916 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
9917 Patrick Marlier <patrick.marlier@gmail.com>
9920 * trans-mem.c (get_cg_data): Traverse aliases if requested.
9921 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
9922 (ipa_tm_note_irrevocable): Same.
9923 (ipa_tm_scan_irr_block): Same.
9924 (ipa_tm_decrement_clone_counts): Same.
9925 (ipa_tm_scan_irr_function): Same.
9926 (ipa_tm_create_version_alias): Same.
9927 (ipa_tm_create_version): Same.
9928 (ipa_tm_transform_calls_redirect): Same.
9929 (ipa_tm_transform_calls): Same.
9930 (ipa_tm_transform_transaction): Same.
9931 (ipa_tm_execute): Same.
9933 2012-01-10 Richard Guenther <rguenther@suse.de>
9936 * opts.c (common_handle_option): Handle -Werror.
9938 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
9940 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
9943 2012-01-10 Jason Merrill <jason@redhat.com>
9945 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
9948 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9950 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
9951 supports R_386_TLS_GD_PLT reloc.
9952 (gcc_cv_as_ix86_tlsldmplt): Check if linker
9953 supports R_386_TLS_LDM_PLT reloc.
9954 * configure: Regenerate.
9955 * config.in: Regenerate.
9957 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
9960 Extend __pgmx semantics to linearize memory.
9961 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
9962 determine if code comes inline or from libgcc.
9963 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
9964 (movmem_qi, movmem_qi): Set constraint #2 to "n".
9965 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
9966 (movmemx_qi, movmemx_hi): New insns.
9967 (xload_<mode>_libgcc): Rewrite to new insn condition.
9968 (xload_<mode>): Remove insns.
9969 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
9970 cases that don't satisfy avr_xload_libgcc_p().
9971 (avr_addr_space_convert): Allow converting in any direction.
9972 (avr_addr_space_subset_p): Return always true.
9973 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
9974 (avr_emit_movmemhi): Ditto.
9975 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
9976 (avr_out_movmem): Ditto.
9977 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
9978 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
9979 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
9980 (avr_encode_section_info): Encode 'progmem' in symbol flags.
9981 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
9983 2012-01-10 Richard Guenther <rguenther@suse.de>
9985 PR tree-optimization/50913
9986 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
9987 Require data-refs to be representable by Graphite with respect
9990 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
9992 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
9993 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
9995 2012-01-10 Tom de Vries <tom@codesourcery.com>
9997 PR rtl-optimization/51271
9998 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
9999 handling annulled branch.
10001 2012-01-10 Richard Henderson <rth@redhat.com>
10003 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
10004 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
10005 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
10006 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
10007 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
10008 arm_expand_vec_perm_const): New.
10009 * config/arm/arm-protos.h: Update.
10010 * config/arm/neon.md (UNSPEC_VCONCAT): New.
10011 (*neon_vswp<VDQX>): New.
10012 (neon_vcombine<VDX>): Use neon_split_vcombine.
10013 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
10014 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
10015 (vec_perm<VE>): New.
10017 2012-01-10 Richard Henderson <rth@redhat.com>
10019 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
10020 use it if reload_completed.
10021 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
10022 arm_output_asm_insn, arm_process_output_memory_barrier,
10023 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
10024 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
10025 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
10026 arm_process_output_sync_insn, arm_output_sync_insn,
10027 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
10028 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
10029 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
10030 (emit_unlikely_jump): New.
10031 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
10032 (arm_split_atomic_op): New.
10033 * config/arm/arm-protos.h: Update.
10034 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
10035 (struct arm_sync_generator): Remove.
10036 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
10037 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
10038 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
10039 (VUNSPEC_LL, VUNSPEC_SC): New.
10040 (sync_result, sync_memory, sync_required_value, sync_new_value,
10041 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
10042 (attr length): Don't use arm_sync_loop_insns.
10043 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
10044 (movsfcc, movdfcc): Likewise.
10045 * config/arm/constraints.md (Ua): New.
10046 * config/arm/prediates.md (mem_noofs_operand): New.
10047 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
10048 (sync_clobber, sync_t2_reqd): Remove.
10049 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
10050 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
10051 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
10052 (arm_sync_compare_and_swap<SIDI>): Remove.
10053 (arm_sync_compare_and_swap<NARROW>): Remove.
10054 (arm_sync_lock_test_and_set<SIDI>): Remove.
10055 (arm_sync_lock_test_and_set<NARROW>): Remove.
10056 (arm_sync_new_<syncop><SIDI>): Remove.
10057 (arm_sync_new_<syncop><NARROW>): Remove.
10058 (arm_sync_new_nand<SIDI>): Remove.
10059 (arm_sync_new_nand<NARROW>): Remove.
10060 (arm_sync_old_<syncop><SIDI>): Remove.
10061 (arm_sync_old_<syncop><NARROW>): Remove.
10062 (arm_sync_old_nand<SIDI>): Remove.
10063 (arm_sync_old_nand<NARROW>): Remove.
10064 (*memory_barrier): Merge arm_output_memory_barrier.
10065 (atomic_compare_and_swap<QHSD>): New.
10066 (atomic_compare_and_swap<NARROW>_1): New.
10067 (atomic_compare_and_swap<SIDI>_1): New.
10068 (atomic_exchange<QHSD>): New.
10069 (cas_cmp_operand, cas_cmp_str): New.
10070 (atomic_op_operand, atomic_op_str): New.
10071 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
10072 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
10073 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
10074 (arm_load_exclusive<NARROW>): New.
10075 (arm_load_exclusivesi, arm_load_exclusivedi): New.
10076 (arm_store_exclusive<QHSD>): New.
10078 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
10080 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
10081 reload patterns if -mvsx-scalar-memory.
10083 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
10084 generated, even -mno-vsx-scalar-double was used.
10085 (vsx_xscvdpsp_scalar): Likewise.
10086 (vsx_xscvspdp_scalar2): Likewise.
10088 2012-01-09 Tom de Vries <tom@codesourcery.com>
10089 Andrew Pinski <apinski@cavium.com>
10092 * reorg.c (fill_slots_from_thread): Don't speculate
10093 frame-related insns.
10095 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
10097 * sched-int.h (bb_note): Move to...
10098 * basic-block.h: ...here.
10099 * haifa-sched.c (bb_note): Move to...
10100 * cfgrtl.c: ...here.
10101 * function.c (next_block_for_reg): New function.
10102 (move_insn_for_shrink_wrap): Likewise.
10103 (prepare_shrink_wrap): Rewrite to use the above.
10105 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
10107 * gimple.c (is_gimple_non_addressable): Remove.
10108 * gimple.h: Remove is_gimple_non_addressable.
10109 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
10110 is_gimple_non_addressable.
10111 * trans-mem.c (expand_assign_tm): Same.
10113 2012-01-09 Richard Guenther <rguenther@suse.de>
10115 PR tree-optimization/51775
10116 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
10117 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
10119 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
10121 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
10123 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
10125 2012-01-09 Richard Guenther <rguenther@suse.de>
10127 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
10129 2012-01-08 Jan Hubicka <jh@suse.cz>
10131 PR tree-optimize/51680
10132 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
10133 on when known_vals needs to be computed; cleanup.
10135 2012-01-08 Jan Hubicka <jh@suse.cz>
10137 PR tree-optimize/51694
10138 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
10140 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
10142 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
10143 for -std=c++98 and -std=c++11 too.
10145 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
10147 * cfgloop.c (cancel_loop): Add free() of bbs array.
10149 2012-01-07 Jan Hubicka <jh@suse.cz>
10151 PR tree-optimization/51600
10152 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
10153 that benefits small functions.
10155 2012-01-07 Jan Hubicka <jh@suse.cz>
10157 * ipa-inline.c (want_inline_small_function_p): Fix formating.
10159 2012-01-07 Jan Hubicka <jh@suse.cz>
10161 PR tree-optimization/51680
10162 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
10163 whose inlining reduce unit size.
10165 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
10168 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
10169 Add canonical node to containing_mem chain after the non-canonical
10170 one, even if there weren't any locs to propagate.
10171 (remove_useless_values): Keep only canonical values.
10172 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
10173 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
10174 canonicalize mem_chain elements that are not discarded.
10176 2012-01-06 Jakub Jelinek <jakub@redhat.com>
10179 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
10180 before emitting functions.
10182 PR gcov-profile/50127
10183 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
10184 clear_aux_for_blocks.
10186 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
10189 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
10191 2012-01-06 Arnaud Charlet <charlet@adacore.com>
10193 * c-decl.c (ext_block): Moved up.
10194 (collect_all_refs, for_each_global_decl): Take ext_block into account.
10196 2012-01-06 Han Shen <shenhan@google.com>
10198 Translate built-in include paths for sysroot.
10199 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
10200 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
10202 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
10203 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
10205 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
10206 control whether sysroot should be prepended to gxx include dir.
10208 * configure: Regenerate.
10210 2012-01-06 Torvald Riegel <triegel@redhat.com>
10212 PR rtl-optimization/51771
10213 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
10214 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
10216 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
10218 PR tree-optimization/51315
10219 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
10220 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
10222 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
10225 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
10226 for shrp pattern. Correctly handle and fixup shift variable.
10227 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
10229 2012-01-05 Jakub Jelinek <jakub@redhat.com>
10232 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
10233 note when !ACCUMULATE_OUTGOING_ARGS.
10235 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
10237 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
10239 (extract_range_from_unary_expr_1): Avoid useless computations.
10241 2012-01-05 Jakub Jelinek <jakub@redhat.com>
10243 PR rtl-optimization/51767
10244 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
10245 of jump_block and add an extra edge for degenerated asm gotos.
10247 PR middle-end/51768
10248 * stmt.c (check_unique_operand_names): Don't ICE during error
10249 reporting if i is from labels chain.
10251 PR middle-end/44777
10252 * profile.c (branch_prob): Split bbs that have exit edge
10253 and need a fake entry edge too.
10255 2012-01-05 Jan Hubicka <jh@suse.cz>
10257 PR middle-end/49710
10258 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
10261 2012-01-05 Richard Guenther <rguenther@suse.de>
10264 * tree-streamer-out.c (write_ts_optimization): New function.
10265 (streamer_write_tree_body): Call it.
10266 * tree-streamer-in.c (lto_input_ts_optimization): New function.
10267 (streamer_read_tree_body): Call it.
10268 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
10270 2012-01-05 Jakub Jelinek <jakub@redhat.com>
10272 PR middle-end/51761
10273 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
10274 * gimplify.c (gimplify_cleanup_point_expr): Save and set
10275 in_cleanup_point_expr before gimplify_stmt call and restore it
10277 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
10278 in_cleanup_point_expr is false.
10280 2012-01-05 Richard Guenther <rguenther@suse.de>
10282 PR middle-end/51764
10283 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
10285 * toplev.c (process_options): Reject combining mudflap and LTO.
10286 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
10288 2012-01-05 Richard Guenther <rguenther@suse.de>
10290 PR tree-optimization/51760
10291 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
10293 (bit_value_unop): Handle UNDEFINED operands.
10294 (bit_value_binop): Likewise.
10296 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
10298 * config/avr/avr.c (avr_replace_prefix): Remove.
10299 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
10300 (avr_asm_function_rodata_section): Ditto.
10301 (avr_asm_select_section): Ditto.
10303 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
10305 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
10308 2012-01-05 Jakub Jelinek <jakub@redhat.com>
10311 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
10312 calls that have any non-fake successor edges.
10315 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
10317 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
10319 PR tree-optimization/51624
10320 * tree-sra.c (build_ref_for_model): When replicating a chain of
10321 COMPONENT_REFs, stop as soon as the offset would become negative.
10323 2012-01-04 Jakub Jelinek <jakub@redhat.com>
10326 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
10327 in .debug_loc on the floor.
10329 2012-01-04 Andrew Pinski <apinski@cavium.com>
10331 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
10333 2012-01-04 Andrew Pinski <apinski@cavium.com>
10334 Adam Nemet <anemet@caviumnetworks.com>
10336 * config/mips/mips.md (size): Add SI and DI.
10337 (SIZE): New mode attribute.
10338 (U): New code attribute.
10339 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
10340 (mips_lbux_<mode>): Delete.
10341 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
10342 (mips_lhx): Use gen_mips_lhx_extsi.
10343 (mips_lhx_<mode>): Delete.
10344 (mips_lwx): Delete.
10345 (mips_l<size>x): New expand.
10346 (mips_lwx_<mode>): Delete.
10347 (mips_l<GPR:size>x_<P:mode>): New pattern.
10348 (*mips_lw<u>x_<P:mode>_ext): Likewise.
10349 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
10350 * config/mips/mips.c (mips_lx_address_p): New function.
10351 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
10352 (dsp64): New availability predicate.
10353 (mips_builtins): Add an entry for __builtin_mips_ldx.
10354 * config/mips/mips.h (ISA_HAS_LBX): New define.
10355 (ISA_HAS_LBUX): Likewise.
10356 (ISA_HAS_LHX): Likewise.
10357 (ISA_HAS_LHUX): Likewise.
10358 (ISA_HAS_LWX): Likewise.
10359 (ISA_HAS_LWUX): Likewise.
10360 (ISA_HAS_LDX): Likewise.
10361 * doc/extend.texi (__builtin_mips_ldx): Document.
10363 2012-01-04 Tristan Gingold <gingold@adacore.com>
10365 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
10366 when long pointers are used.
10367 * config.build (*-*-*vms*): Handle all OpenVMS targets.
10368 (alpha64-dec-*vms*, alpha*-dec-*vms*)
10369 (ia64-hp-*vms*): Remove.
10370 * config/vms/xm-vms64.h: Delete.
10372 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
10374 PR middle-end/51472
10375 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
10377 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
10379 * opts.c (finish_options): Remove duplicate sorry.
10381 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
10383 PR middle-end/51696
10384 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
10387 2012-01-04 Richard Guenther <rguenther@suse.de>
10389 PR middle-end/51750
10390 * tree.c (size_low_cst): New function.
10391 * tree.h (size_low_cst): Declare.
10392 * fold-const.c (fold_comparison): Use it to extract the low
10393 part of the POINTER_PLUS_EXPR offset.
10395 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
10397 Fix clearing ZERO_REG
10398 * config/avr/avr.md (cc): Add alternative "ldi".
10399 (movqi_insn): Use it in cc attribute.
10400 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
10401 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
10402 (output_reload_insisf): Use ZERO_REG to pre-clear register.
10404 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10406 * configure: Regenerate.
10408 2012-01-04 Richard Guenther <rguenther@suse.de>
10410 PR tree-optimization/49651
10411 * tree-ssa-structalias.c (type_can_have_subvars): New function.
10412 (var_can_have_subvars): Use it.
10413 (get_constraint_for_1): Only consider subfields if there can be any.
10415 2012-01-03 Jakub Jelinek <jakub@redhat.com>
10418 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
10419 to its new canonical_cselib_val and the cselib_val was in
10420 first_containing_mem chain, but the canonical_cselib_val was not,
10421 add the latter into the chain.
10422 (cselib_invalidate_mem): Compare canonical_cselib_val of
10423 addr_list chain elt with v.
10426 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
10427 dwarf2out_undef): Allocate e.info using ggc_strdup instead
10429 (output_macinfo_op): Don't ggc_strdup fd->filename.
10430 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
10431 then ggc_strdup it. Don't free inc->info or cur->info.
10432 (output_macinfo): Don't free ref->info or file->info.
10434 2012-01-03 Ira Rosen <irar@il.ibm.com>
10436 PR tree-optimization/51269
10437 * tree-vect-loop-manip.c (set_prologue_iterations): Make
10438 first_niters a pointer.
10439 (slpeel_tree_peel_loop_to_edge): Likewise.
10440 (vect_do_peeling_for_loop_bound): Update call to
10441 slpeel_tree_peel_loop_to_edge.
10442 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
10443 here. Remove it from the parameters list.
10444 (vect_do_peeling_for_alignment): Update calls and compute
10445 wide_prolog_niters.
10447 2012-01-03 Richard Guenther <rguenther@suse.de>
10449 PR tree-optimization/51070
10450 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
10451 Properly handle calls.
10453 2012-01-03 Richard Guenther <rguenther@suse.de>
10455 PR tree-optimization/51692
10456 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
10457 the LHS of allocation stmts.
10459 2012-01-03 Olivier Hainque <hainque@adacore.com>
10461 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
10463 2012-01-03 Olivier Hainque <hainque@adacore.com>
10465 * collect2.c (main): In AIX specific computations for vector
10466 insertions, use CONST_CAST2 to cast from char ** to const char **.
10468 2012-01-03 Richard Guenther <rguenther@suse.de>
10471 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
10472 the context of a limbo DIE when it does not already exist.
10474 2012-01-03 Jakub Jelinek <jakub@redhat.com>
10476 PR tree-optimization/51719
10477 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
10478 but direct call is, clear direct call's lhs and don't add fallthrough
10479 edge from dcall_bb to join_bb and PHIs.
10481 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10483 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
10484 the instructions emitted by the pattern.
10485 ("*TDC_insn_<mode>"): Add comment.
10487 2012-01-03 Richard Guenther <rguenther@suse.de>
10489 PR middle-end/51730
10490 * fold-const.c (fold_comparison): Properly canonicalize
10491 tree offset and HOST_WIDE_INT bit position.
10493 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
10495 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
10496 operands for extzv pattern.
10498 2012-01-02 Jakub Jelinek <jakub@redhat.com>
10501 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
10504 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
10506 * doc/invoke.texi (-flto and related options): Copy-edit.
10508 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
10510 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
10512 2012-01-02 Jakub Jelinek <jakub@redhat.com>
10514 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
10517 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
10519 * expr.h (move_by_pieces_ninsns): Declare.
10520 * expr.c (move_by_pieces_ninsns): Make external.
10521 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
10522 (mips_store_by_pieces_p): Likewise.
10523 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
10524 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
10525 * config/mips/mips.c (mips_move_by_pieces_p): New function.
10526 (mips_store_by_pieces_p): Likewise.
10528 2012-01-02 Jakub Jelinek <jakub@redhat.com>
10530 * passes.c (register_one_dump_file): Free full_name.
10532 * reload1.c (reload): Don't allocate reg_max_ref_width here.
10533 (calculate_elim_costs_all_insns): Free offsets_at and
10534 offsets_known_at at the end and clear the pointers.
10536 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10538 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
10539 this option introduced in r180739.
10541 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10544 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
10545 (tmake_file target=avr): Add avr/t-multilib.
10547 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
10548 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
10549 * config/avr/genmultilib.awk: New file.
10550 * config/avr/t-multilib: New auto-generated file.
10551 * config/avr/multilib.h: New auto-generated file.
10552 * config/avr/t-avr (AVR_MCUS): New variable.
10553 (genopt.sh): Use it.
10554 (s-mlib): Depend on t-multilib.
10555 (t-multilib, multilib.h): New dependencies.
10556 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
10557 (MULTILIB_OPTIONS): Remove.
10558 (MULTILIB_MATCHES): Remove.
10559 (MULTILIB_DIRNAMES): Remove.
10560 (MULTILIB_EXCEPTIONS): Remove:
10561 * config/avr/genopt.sh: Don't use hard coded file name;
10562 pass AVR_MCUS from t-avr instead.
10564 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10566 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
10568 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10570 Implement light-weight DImode support.
10571 * config/avr/avr-dimode.md: New file.
10572 * config/avr/avr.md: Include it.
10573 (adjust_len): Add plus64, compare64.
10574 (HIDI): Remove code iterator.
10575 (code_stdname): New code attribute.
10576 (rotx, rotsmode): Remove DI.
10577 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
10579 * config/avr/avr-protos.h (avr_have_dimode): New.
10580 (avr_out_plus64, avr_out_compare64): New.
10581 * config/avr/avr.c (avr_out_compare): Handle DImode.
10582 (avr_have_dimode): New variable definition and initialization.
10583 (avr_out_compare64, avr_out_plus64): New functions.
10584 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
10585 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
10586 (avr_compare_pattern): Skip DImode comparisons.
10588 2012-01-02 Revital Eres <revital.eres@linaro.org>
10590 * ddg.c (def_has_ccmode_p): New function.
10591 (add_cross_iteration_register_deps,
10592 create_ddg_dep_from_intra_loop_link): Call it.
10594 2012-01-02 Richard Guenther <rguenther@suse.de>
10597 * invoke.texi (fassociative-math): Remove spurious paranthesis.
10599 2012-01-01 Jakub Jelinek <jakub@redhat.com>
10601 * gcc.c (process_command): Update copyright notice dates.
10602 * gcov.c (print_version): Likewise.
10603 * gcov-dump.c (print_version): Likewise.
10604 * mips-tfile.c (main): Likewise.
10605 * mips-tdump.c (main): Likewise.
10607 2012-01-01 Ira Rosen <irar@il.ibm.com>
10609 PR tree-optimization/51704
10610 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
10611 a use is inside the basic block or loop before accessing its vect info.
10613 2012-01-01 Jan Hubicka <jhjh@suse.cz>
10615 PR rtl-optimization/51069
10616 * cfgloopmanip.c (remove_path): Removing path making irreducible
10617 region unconditional makes BB part of the region.
10619 2012-01-01 Jakub Jelinek <jakub@redhat.com>
10621 PR tree-optimization/51683
10622 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
10623 calls with side-effects.
10624 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
10626 Copyright (C) 2012 Free Software Foundation, Inc.
10628 Copying and distribution of this file, with or without modification,
10629 are permitted in any medium without royalty provided the copyright
10630 notice and this notice are preserved.