1 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
3 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
6 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
9 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
11 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
13 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
14 optimization for TARGET_AVX.
15 (*movti_internal_sse): Ditto.
16 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
17 (*movdi_internal): Ditto.
18 (*movsi_internal): Ditto.
19 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
20 (*movdf_internal_rex64): Ditto.
21 (*movfd_internal): Ditto.
22 (*movsf_internal): Ditto.
23 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
25 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
27 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
28 reference as size attribute.
30 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
31 Tristan Gingold <gingold@adacore.com>
33 * doc/md.texi (Standard Names): Document probe_stack_address.
34 * explow.c (emit_stack_probe): Handle probe_stack_address.
35 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
36 (UNSPECV_PROBE_STACK_RANGE): Likewise.
37 (probe_stack_address): New insn.
38 (probe_stack_range): Likewise.
39 * config/ia64/ia64.c: Include common/common-target.h.
40 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
42 (ia64_emit_probe_stack_range): New function.
43 (output_probe_stack_range): Likewise.
44 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
45 builtin stack checking is enabled.
46 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
47 and UNSPECV_PROBE_STACK_ADDRESS.
48 (unknown_for_bundling_p): New predicate.
49 (group_barrier_needed): Use important_for_bundling_p.
50 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
51 (issue_nops_and_insn): Likewise.
53 (final_emit_insn_group_barriers): Likewise.
54 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
55 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
56 (STACK_CHECK_PROTECT): Likewise.
57 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
59 2012-05-10 Jan Hubicka <jh@suse.cz>
61 * ipa-inline.c (update_all_callee_keys): Remove.
62 (inline_small_functions): Simplify priority updating.
64 2012-05-10 Jan Hubicka <jh@suse.cz>
66 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
68 2012-05-10 Jan Hubicka <jh@suse.cz>
70 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
71 (symtab_remove_unreachable_nodes): ... this one.
72 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
73 * cgraphunit.c (ipa_passes): Update.
74 * cgraphclones.c (cgraph_materialize_all_clones): Update.
75 * cgraph.c (cgraph_release_function_body): Only turn initial
76 into error mark when initial was previously set.
77 * ipa-inline.c (ipa_inline): Update.
78 * ipa.c: Include ipa-inline.h
79 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
80 (enqueue_node): New function.
81 (process_references): Update.
82 (symtab_remove_unreachable_nodes): Cleanup.
83 * passes.c (execute_todo, execute_one_pass): Update.
85 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
87 PR rtl-optimization/53125
88 * ira.c (ira): Call find_moveable_pseudos and
89 move_unallocated_pseudos if only ira_conflicts_p is true.
91 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
93 * config/i386/i386.md (*movoi_internal_avx): Handle
94 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
95 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
96 (*movti_internal_sse): Ditto.
97 (*movtf_internal): Ditto.
98 * config/i386/sse.md (ssePSmode): New mode attribute.
99 (*move<mode>_internal): Use ssePSmode.
100 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
101 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
102 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
103 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
105 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
107 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
108 DECL_ORIGINAL_TYPE if it is present.
110 2012-05-10 Nick Clifton <nickc@redhat.com>
113 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
114 a "0" constraint to being a (match_dup 0).
116 2012-05-10 Richard Guenther <rguenther@suse.de>
118 * stor-layout.c (byte_from_pos): Amend comment.
120 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
122 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
123 Document requirement to call in constructors.
125 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
127 2012-05-10 Richard Guenther <rguenther@suse.de>
129 * tree.h (TYPE_IS_SIZETYPE): Remove.
130 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
131 (extract_muldiv_1): Likewise.
132 * gimple.c (gtc_visit): Likewise.
133 (gimple_types_compatible_p): Likewise.
134 (iterative_hash_canonical_type): Likewise.
135 (gimple_canonical_types_compatible_p): Likewise.
136 * gimplify.c (gimplify_one_sizepos): Likewise.
137 * print-tree.c (print_node): Likewise.
138 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
140 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
143 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
144 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
145 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
146 instead of xop_mulv2div2di3_low.
147 (xop_p<macs>dql): Fix vec_select selector.
148 (xop_p<macs>dqh): Ditto.
149 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
150 (xop_mulv2div2di3_high): Ditto.
152 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
155 * diagnostic.h (diagnostic_context): Add last_location.
156 * diagnostic.c (diagnostic_initialize): Initialize it.
157 (diagnostic_show_locus): Use it.
159 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
161 * doc/extend.texi (Function Attributes): Point xref to section
164 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
166 * config/i386/i386.c (*movdf_internal_rex64): Remove
167 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
168 Calculate "mode" attribute according to
169 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
170 (*movdf_internal): Ditto.
172 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
175 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
176 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
177 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
178 or when optimizing for size.
179 * config/i386/sse.md (*mov<mode>_internal): Remove
180 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
181 Calculate "mode" attribute according to optimize_function_for_size_p
182 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
183 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
184 depending on the mode of the instruction. Calculate "mode" attribute
185 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
186 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
187 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
189 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
192 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
193 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
194 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
195 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
196 (expand_prologue): Move initialization of cfun->machine->is_naked,
197 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
198 (avr_set_current_function): ...this new static function.
199 (TARGET_SET_CURRENT_FUNCTION): New define.
200 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
201 checking attributes of current_function_decl.
202 (avr_regs_to_save): Ditto.
203 (signal_function_p): Rename to avr_signal_function_p.
204 (interrupt_function_p): Rename to avr_interrupt_function_p.
206 * doc/extend.texi (Function Attributes): Better explanation of
207 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
210 2012-05-09 Michael Matz <matz@suse.de>
212 PR tree-optimization/53185
213 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
214 peeling when we see strided loads.
216 2012-05-09 Matthias Klose <doko@ubuntu.com>
218 * gcc-ar.c (main): Don't check for execute bits for the plugin.
220 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
222 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
223 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
224 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
225 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
226 (USE_LOAD_POST_INCREMENT): Define.
227 (USE_LOAD_PRE_INCREMENT): Define.
228 (USE_LOAD_POST_DECREMENT): Define.
229 (USE_LOAD_PRE_DECREMENT): Define.
230 (USE_STORE_PRE_DECREMENT): Define.
231 (USE_STORE_PRE_INCREMENT): Define.
232 (USE_STORE_POST_DECREMENT): Define.
233 (USE_STORE_POST_INCREMENT): Define.
234 (arm_auto_incmodes): Add enumeration.
235 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
236 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
238 2012-05-09 Jakub Jelinek <jakub@redhat.com>
240 PR tree-optimization/53226
241 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
242 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
243 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
244 doesn't need to be revisited, look for earliest stmt with
245 !gimple_plf (stmt, GF_PLF_1) if something changed.
247 2012-05-09 Terry Guo <terry.guo@arm.com>
249 * genmultilib: Update copyright dates.
250 * doc/fragments.texi: Ditto.
252 2012-05-09 Terry Guo <terry.guo@arm.com>
254 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
255 * genmultilib (MULTILIB_REQUIRED): New.
256 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
258 2012-05-09 Richard Guenther <rguenther@suse.de>
260 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
261 (vect_do_peeling_for_loop_bound): Likewise.
262 (vect_do_peeling_for_alignment): Likewise.
263 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
264 (vect_do_peeling_for_loop_bound): Get check_profitability and
265 threshold as parameters.
266 (vect_do_peeling_for_alignment): Likewise.
267 (vect_loop_versioning): Likewise.
268 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
269 and threshold here. Control where to put the check here.
271 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
274 * dwarf2out.h (get_address_mode): Move declaration to...
276 * dwarf2out.c (get_address_mode): Move definition to...
277 * rtlanal.c: ...here.
278 * var-tracking.c (get_address_mode): Delete.
279 * combine.c (find_split_point): Use get_address_mode instead of
280 targetm.addr_space.address_mode.
281 * cselib.c (cselib_record_sets): Likewise.
282 * dse.c (canon_address, record_store): Likewise.
283 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
284 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
285 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
286 (expand_expr_real_1): Likewise.
287 * ifcvt.c (noce_try_cmove_arith): Likewise.
288 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
289 * reload.c (find_reloads): Likewise.
290 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
291 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
293 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
295 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
296 information from the instruction produced.
298 2012-05-09 Richard Guenther <rguenther@suse.de>
300 * stor-layout.c (bit_from_pos): Document.
301 (byte_from_pos): Likewise. Optimize.
302 (pos_from_bit): Likewise.
303 (normalize_offset): Use pos_from_bit instead of replicating it.
305 2012-05-09 Alan Modra <amodra@gmail.com>
308 * config/rs6000/rs6000.c (gen_frame_set): New function.
309 (gen_frame_load, gen_frame_store): New functions.
310 (rs6000_savres_rtx): Use the above.
311 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
312 Correct mode used for CR2 in save/restore_world patterns.
313 Don't emit instructions for eh_return frame unwind reg info.
315 2012-05-08 Jan Hubicka <jh@suse.cz>
317 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
319 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
321 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
323 (compile_file): Do not output variables.
324 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
326 * langhooks.c: Include timevar.h
327 (write_global_declarations): Finalize compilation unit after wrapup;
328 set timevars correctly.
329 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
330 not to be added to varpool.
331 * varpool.c (varpool_assemble_decl): Sanity check that we are called
332 only on cases where it makes sense; skip constant pool and value expr
335 2012-05-08 David S. Miller <davem@davemloft.net>
337 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
338 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
339 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
341 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
343 PR rtl-optimization/53278
344 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
345 speed_p code from earlier patch.
347 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
350 * config/sh/sh.md (*branch_true, *branch_false): New insns.
352 2012-05-08 Teresa Johnson <tejohnson@google.com>
354 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
355 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
357 2012-05-08 Jan Hubicka <jh@suse.cz>
359 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
360 (cgraph_create_node_1): Rename to ...
361 (cgraph_create_empty_node): ... this one; export.
362 (cgraph_create_node): Update.
363 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
364 (cgraph_create_edge_including_clones): Likewise.
365 (cgraph_find_replacement_node): Likewise.
366 (cgraph_clone_edge): Likewise.
367 (cgraph_clone_node): Likewise.
368 (clone_function_name): Likewise.
369 (cgraph_create_virtual_clone): Likewise.
370 (cgraph_remove_node_and_inline_clones): Likewise.
371 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
372 * cgraph.h: Reorder declarations so they match file of origin.
373 (cgraph_create_empty_node): Declare.
374 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
375 (cgraph_copy_node_for_versioning): Likewise.
376 (cgraph_function_versioning): Likewise.
377 (cgraph_materialize_clone): Likewise.
378 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
379 (cgraph_materialize_all_clones): Likewise.
380 * cgraphclones.c: New file.
381 * Makefile.in: Update for cgraphclones.
383 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
386 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
387 (ix86_rtx_costs): Handle SET.
389 2012-05-08 Michael Matz <matz@suse.de>
391 * basic-block.h (struct rtl_bb_info): Remove visited member and
392 move head_ member to ...
393 (struct basic_block_def.basic_block_il_dependent): ... the new
394 member x, replacing but containing old member rtl.
395 (enum bb_flags): New BB_VISITED flag.
396 (BB_HEADER, BB_FOOTER): New macros.
398 * jump.c (mark_all_labels): Adjust.
399 * cfgcleanup.c (try_optimize_cfg): Adjust.
400 * cfglayout.c (record_effective_endpoints): Adjust.
401 (relink_block_chain): Ditto (and don't fiddle with visited).
402 (fixup_reorder_chain): Adjust.
403 (fixup_fallthru_exit_predecessor): Ditto.
404 (cfg_layout_duplicate_bb): Ditto.
405 * combine.c (update_cfg_for_uncondjump): Adjust.
406 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
407 (bb_visited_trace): New accessor.
408 (mark_bb_visited): Move in front.
409 (rotate_loop): Use bb_visited_trace.
410 (find_traces_1_round): Ditto.
411 (emit_barrier_after): Ditto.
412 (copy_bb): Ditto, and initialize visited on resize.
413 (reorder_basic_blocks): Initize visited member.
414 (duplicate_computed_gotos): Clear bb flags at start, use
417 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
418 (rtl_verify_flow_info_1): Ditto.
419 (cfg_layout_split_block): Ditto.
420 (cfg_layout_delete_block): Ditto.
421 (cfg_layout_merge_blocks): Ditto.
422 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
424 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
427 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
428 when a constant source operand matches an "I" constraint, the "no
429 CC0 change" applies to a register-destination only, not a
430 strict_low_part-destination.
432 2012-05-08 Richard Guenther <rguenther@suse.de>
434 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
435 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
437 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
439 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
441 * doc/avr-mmcu.texi: New auto-generated file.
442 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
443 to document all valid -mmcu= arguments.
445 * config/avr/avr.h (arch_info_s): New struct definition.
446 * config/avr/avr-devices.c (avr_texinfo): New variable.
447 * config/avr/gen-avr-mmcu-texi.c: New file.
448 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
450 2012-05-08 Dehao Chen <dehao@google.com>
452 * predict.c (find_qualified_ssa_name): New.
453 (find_ssa_name_in_expr): New.
454 (find_ssa_name_in_assign_stmt): New.
455 (is_comparison_with_loop_invariant_p): New.
456 (is_bound_expr_similar): New.
457 (predict_iv_comparison): New.
458 (predict_loops): Add heuristic for loop-nested branches that compare an
459 induction variable to a loop bound variable.
460 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
462 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
464 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
465 TARGET_BDVER2 defines where appropriate.
467 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
469 * configure.ac (PLUGIN_LD): Rename into...
470 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
471 * config.in: Regenerate.
472 * configure: Likewise.
473 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
475 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
477 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
478 computation using the precision of the index type.
479 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
480 (fold_array_ctor_reference): Do index computations in the index type.
482 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
484 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
485 down to plus_constant.
486 (expand_epilogue): Ditto.
488 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
490 * postreload.c (reload_cse_regs): Make static.
491 * reload.h (reload_cse_regs): Remove prototype.
493 2012-05-07 Richard Henderson <rth@redhat.com>
495 * config/alpha/alpha.md (clear_cache): New pattern.
497 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
500 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
501 is folded to a type boundary value, verify that the resulting case
502 label is still a care range.
504 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
506 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
507 only for TARGET_GENERIC, when not optimizing for size.
508 (*ffs<mode>_1): Ditto.
510 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
512 * tree-cfg.c (verify_gimple_switch): Tighten checks.
514 2012-05-07 Jakub Jelinek <jakub@redhat.com>
516 PR tree-optimization/53239
517 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
518 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
520 2012-05-07 Richard Guenther <rguenther@suse.de>
522 PR tree-optimization/53195
523 * tree-inline.c (setup_one_parameter): Properly add referenced
524 vars from the parameters new known value.
526 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
528 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
529 (sched_branch_type): Remove.
530 (m68k_sched_md_init_global): Don't allocate it.
531 (m68k_sched_md_finish_global): Don't free it.
532 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
533 * config/m68k/m68k.md: Set the type of insns using
534 m68k_sched_branch_type to bcc directly.
536 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
538 * config/sol2.c (solaris_override_options): New function.
539 * config/sol2-protos.h (solaris_override_options): Declare.
540 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
542 2012-05-07 Richard Guenther <rguenther@suse.de>
544 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
545 whether we failed to compute data dependences.
546 (loop_prefetch_arrays): Fail if we failed.
548 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
549 Paolo Bonzini <bonzini@gnu.org>
551 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
552 Emit bsf when optimizing for size.
553 (*ffs<mode>_1): Ditto.
555 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
558 * config/sh/sh.c (sh_rtx_costs): Handle SET.
560 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
563 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
564 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
565 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
567 (*bswapdi2_doubleword): New insn pattern.
568 (*bswap<mode>2): Rename from *bswap<mode>2_1.
570 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
572 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
573 (mips_set_reg_reg_cost): Likewise.
574 (mips_rtx_costs): Handle SET.
576 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
578 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
579 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
580 to compute the cost of moves. Set the mode of the target register.
582 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
584 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
585 plus_constant function.
586 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
587 that the mode is sensible.
588 (use_anchored_address, round_push, allocate_dynamic_stack_space)
589 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
592 * alias.c (canon_rtx): Likewise.
593 (init_alias_analysis): Likewise.
594 * builtins.c (expand_builtin_return_addr)
595 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
596 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
597 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
598 (expand_builtin_stpcpy): Likewise.
599 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
600 (compute_argument_addresses, internal_arg_pointer_based_exp)
601 (expand_call, emit_library_call_value_1): Likewise.
602 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
603 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
604 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
605 * cse.c (insert_const_anchor, find_reg_offset_for_const)
606 (use_related_value, fold_rtx): Likewise.
607 * cselib.c (cselib_subst_to_values): Likewise.
608 * dse.c (record_store, check_mem_read_rtx): Likewise.
609 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
610 * emit-rtl.c (adjust_address_1): Likewise.
611 * except.c (sjlj_emit_function_enter)
612 (expand_builtin_extract_return_addr)
613 (expand_builtin_frob_return_addr): Likewise.
614 * expmed.c (expand_divmod): Likewise.
615 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
616 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
617 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
618 * function.c (assign_stack_local_1)
619 (instantiate_virtual_regs_in_rtx): Likewise.
620 * optabs.c (prepare_cmp_insn): Likewise.
621 * recog.c (offsettable_address_addr_space_p): Likewise.
622 * reload.c (find_reloads_address, form_sum)
623 (find_reloads_subreg_address): Likewise.
624 * reload1.c (init_reload, eliminate_regs_1)
625 (eliminate_regs_in_insn): Likewise.
626 * simplify-rtx.c (simplify_unary_operation_1)
627 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
628 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
629 (vt_add_function_parameter): Likewise.
631 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
632 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
633 * config/alpha/alpha.c (alpha_legitimize_address_1)
634 (get_unaligned_address, alpha_expand_unaligned_load)
635 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
636 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
637 (alpha_expand_builtin_establish_vms_condition_handler)
638 (alpha_setup_incoming_varargs, emit_frame_store_1)
639 (alpha_expand_prologue, alpha_expand_epilogue)
640 (alpha_use_linkage): Likewise.
641 * config/alpha/alpha.md: Likewise.
643 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
644 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
645 (thumb_legitimize_address, arm_gen_load_multiple_1)
646 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
647 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
648 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
649 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
650 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
651 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
652 (thumb_expand_movmemqi, arm_set_return_address)
653 (thumb_set_return_address): Likewise.
654 * config/arm/arm.md: Likewise.
656 * config/avr/avr.c (avr_incoming_return_addr_rtx)
657 (avr_prologue_setup_frame, expand_epilogue)
658 (avr_const_address_lo16): Likewise.
660 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
661 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
662 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
663 (bfin_output_mi_thunk): Likewise.
665 * config/c6x/c6x.c (c6x_initialize_trampoline)
666 (c6x_output_mi_thunk): Likewise.
668 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
669 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
671 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
672 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
673 (cris_emit_movem_store, cris_trampoline_init): Likewise.
674 * config/cris/cris.md: Likewise.
676 * config/darwin.c (machopic_indirect_data_reference)
677 (machopic_legitimize_pic_address): Likewise.
679 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
680 (epiphany_expand_prologue, epiphany_expand_epilogue)
681 (epiphany_trampoline_init): Likewise.
682 * config/epiphany/epiphany.md: Likewise.
684 * config/fr30/fr30.c (fr30_move_double): Likewise.
686 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
687 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
688 (frv_index_memory, unspec_got_name, frv_find_base_term)
689 (frv_output_dwarf_dtprel): Likewise.
691 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
692 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
694 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
695 * config/i386/i386.c (setup_incoming_varargs_64)
696 (setup_incoming_varargs_ms_64, choose_baseaddr)
697 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
698 (ix86_emit_probe_stack_range, ix86_expand_prologue)
699 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
700 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
701 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
702 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
703 (x86_output_mi_thunk): Likewise.
704 * config/i386/i386.md: Likewise.
706 * config/ia64/ia64.c (ia64_expand_load_address)
707 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
708 (do_spill, ia64_trampoline_init): Likewise.
710 * config/iq2000/iq2000.c (iq2000_va_start)
711 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
712 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
713 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
715 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
717 * config/m32c/m32c.c (m32c_return_addr_rtx)
718 (m32c_expand_insv): Likewise.
720 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
721 (m32r_legitimize_pic_address, m32r_print_operand)
722 (m32r_print_operand_address): Likewise.
724 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
725 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
726 (EH_RETURN_HANDLER_RTX): Likewise.
727 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
728 (m68k_expand_epilogue, legitimize_pic_address)
729 (m68k_output_mi_thunk): Likewise.
730 * config/m68k/m68k.md: Likewise.
732 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
733 (mcore_expand_epilog): Likewise.
734 * config/mcore/mcore.md: Likewise.
736 * config/mep/mep.c (mep_allocate_initial_value)
737 (mep_expand_prologue, mep_expand_epilogue): Likewise.
739 * config/microblaze/microblaze.c (double_memory_operand)
740 (microblaze_block_move_loop): Likewise.
742 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
743 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
744 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
745 (mips_expand_prologue, mips_epilogue_set_cfa)
746 (mips_expand_epilogue): Likewise.
747 * config/mips/mips.md: Likewise.
749 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
750 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
752 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
753 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
755 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
756 (EH_RETURN_HANDLER_RTX): Likewise.
757 * config/moxie/moxie.c (moxie_static_chain): Likewise.
759 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
760 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
761 (pa_return_addr_rtx, hppa_builtin_saveregs)
762 (pa_trampoline_init): Likewise.
763 * config/pa/pa.md: Likewise.
765 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
767 * config/picochip/picochip.c (picochip_static_chain): Likewise.
769 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
770 * config/rs6000/rs6000.c (rs6000_legitimize_address)
771 (setup_incoming_varargs, print_operand, rs6000_return_addr)
772 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
773 (rs6000_emit_epilogue)
774 (rs6000_machopic_legitimize_pic_address): Likewise.
776 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
778 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
779 (DYNAMIC_CHAIN_ADDRESS): Likewise.
780 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
781 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
782 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
783 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
784 (s390_emit_epilogue, s390_function_profiler): Likewise.
785 * config/s390/s390.md: Likewise.
787 * config/score/score.c (score_add_offset, score_prologue): Likewise.
789 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
790 (sh_output_mi_thunk): Likewise.
791 * config/sh/sh.md: Likewise.
793 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
794 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
795 * config/sparc/sparc.c (sparc_legitimize_pic_address)
796 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
797 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
798 (emit_and_preserve): Likewise.
799 * config/sparc/sparc.md: Likewise.
801 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
802 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
803 (spu_setup_incoming_varargs, ea_load_store_inline)
804 (spu_expand_load): Likewise.
806 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
807 (combine_bnp): Likewise.
809 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
810 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
811 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
813 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
814 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
815 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
817 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
818 * config/v850/v850.md: Likewise.
820 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
821 (EH_RETURN_HANDLER_RTX): Likewise.
822 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
823 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
824 (print_operand_address, vax_trampoline_init): Likewise.
826 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
827 (xtensa_function_value_regno_p): Likewise.
829 2012-05-04 Andrew Pinski <apinski@cavium.com>
831 * expr.c (get_def_for_expr_class): New function.
832 (convert_tree_comp_to_rtx): New function.
833 (expand_cond_expr_using_cmove): New function.
834 (expand_expr_real_2 <case COND_EXPR>): Call
835 expand_cond_expr_using_cmove first and return if it succeeds.
836 Remove the check for HAVE_conditional_move since we should have
837 already converted it to a conditional move.
838 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
839 modes of DImode for 32bits and TImode.
841 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
844 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
845 (print_md_ptr_loc, print_c_condition): Use them.
846 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
847 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
848 attr_file, dfa_file, latency_file): New global variables.
849 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
850 write_upcase, write_indent, write_length_unit_log, write_test_expr,
851 write_attr_get, write_insn_cases, write_eligible_delay,
852 write_const_num_delay_slots): Accept FILE pointer and toss it around.
854 (write_header, open_outfile, handle_arg): New funcions.
855 (make_automaton_attrs): Write prototypes as extern to the output
857 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
858 names from the command line. Open the output files and write out
859 internal functions for DFA functions to dfa_file_name, insn latency
860 functions to latency_file_name, and everything else to attr_file.
861 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
862 (BACKEND): Build libbackend first.
863 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
864 (.PRECIOUS): Likewise.
865 (insn-dfatab.o): New rule.
866 (insn-latencytab.o): New rule.
867 (simple_rtl_generated_c): Do not include insn-attrtab.c.
868 (s-attrtab): New rule.
870 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
872 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
873 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
874 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
875 * reorg.c (get_jump_flags): Do not set the removed flags.
877 * doc/md.texi (attr_flag): Update for abovementioned changes.
879 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
882 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
883 (TARGET_CMOV): Rename from TARGET_CMOVE.
884 (TARGET_CMOVE): New define.
885 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
886 Do not set TARGET_CMOVE here.
888 2012-05-04 Dodji Seketeli <dodji@redhat.com>
890 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
891 * opts.c (finish_options): Activate -Wunused-local-typedefs if
892 -Wunused is activated.
893 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
895 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
897 * config/s390/s390.md (*movmem_short, *clrmem_short)
898 (*cmpmem_short): Move the mode check from the insn condition to
901 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
903 PR tree-optimization/52633
904 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
905 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
906 (vect_recog_over_widening_pattern): Remove handling of code that was
907 already detected as over-widening pattern. Remove special handling
908 of "unsigned" cases. Instead, support general case of conversion
909 of the shift result to another type.
911 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
913 * tree-vect-patterns.c (vect_single_imm_use): New function.
914 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
915 (vect_recog_over_widening_pattern): Likewise.
916 (vect_recog_widen_shift_pattern): Likewise.
918 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
920 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
921 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
922 (vect_recog_widen_mult_pattern): Likewise.
923 (vect_operation_fits_smaller_type): Likewise.
924 (vect_recog_over_widening_pattern): Likewise.
925 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
927 2012-05-04 Richard Guenther <rguenther@suse.de>
930 * lto-wrapper.c (merge_and_complain): Complain about mismatches
931 of -freg-struct-return and -fpcc-struct-return.
932 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
933 from the input file options and ignore those from the link
936 2012-05-04 Richard Guenther <rguenther@suse.de>
938 PR tree-optimization/53168
939 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
940 memory reads when the result is a constant we can pun.
942 2012-05-04 Richard Guenther <rguenther@suse.de>
944 * common.opt (flto-report): Do not mark as Optimization.
946 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
949 * recog.c (constrain_operands): If extra constraints are present, also
950 accept pseudo-registers with equivalent memory locations during reload.
952 2012-05-04 Olivier Hainque <hainque@adacore.com>
954 * collect2.c (may_unlink_output_file): New global.
955 (maybe_unlink): Honor it.
956 * collect2.h: Add extern for it.
957 * tlink.c (do_tlink): Set it to true if the link succeeded.
959 2012-05-04 Olivier Hainque <hainque@adacore.com>
961 * gcc.c (eval_spec_function): Finalize/restore the current string
962 obstack state as part of the context push/pop operations.
964 2012-05-04 Bin Cheng <bin.cheng@arm.com>
966 PR rtl-optimization/52804
967 * reload1.c (reload_reg_reaches_end_p): Check whether successor
968 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
969 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
970 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
971 RELOAD_FOR_OUTADDR_ADDRESS.
973 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
976 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
979 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
981 * flags.h (flag_permissive): Do not declare.
982 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
984 * toplev.c (flag_permissive): Do not define.
985 * c-tree.h (system_header_p): Delete unused.
987 2012-05-03 David S. Miller <davem@davemloft.net>
990 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
991 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
992 (sparc_emit_float_lib_cmp): Likewise.
994 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
997 * config/rs6000/rs6000.md (bswapdi splitters): If
998 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
999 default) is used, generate an alternate sequence that does not
1000 depend on using indexed addressing.
1002 2012-05-03 Jason Merrill <jason@redhat.com>
1004 * gengtype.c (write_types): Fix warning message.
1005 (write_local): Likewise.
1007 2012-05-02 Jason Merrill <jason@redhat.com>
1009 * dwarf2out.c (struct external_ref, build_local_stub): New.
1010 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
1011 (optimize_external_refs, optimize_external_refs_1): New.
1012 (change_AT_die_ref): New.
1013 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
1014 (build_abbrev_table): Take the external refs hashtable.
1015 (output_comp_unit): Get it from optimize_external_refs and pass it in.
1017 2012-05-03 Jan Hubicka <jh@suse.cz>
1020 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
1022 2012-05-03 Jan Hubicka <jh@suse.cz>
1025 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
1027 2012-05-03 Jason Merrill <jason@redhat.com>
1029 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
1030 use_debug_types to discriminate the die_id union.
1031 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
1032 (build_abbrev_table, output_die): Likewise.
1033 (prune_unused_types_walk_attribs): Likewise.
1034 (generate_type_signature, copy_declaration_context): Set it.
1035 (remove_child_or_replace_with_skeleton): Set it.
1036 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
1037 check use_debug_types.
1038 (dwarf2out_finish): Do break_out_includes after .debug_types.
1040 2012-05-03 Jason Merrill <jason@redhat.com>
1042 * dwarf2out.c (modified_type_die): Use scope_die_for.
1043 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
1044 (uses_local_type_r, uses_local_type): New.
1045 (scope_die_for): Keep a type that uses a local type in local scope.
1046 Use get_context_die for namespace and type scope.
1048 2012-05-03 Jason Merrill <jason@redhat.com>
1050 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
1052 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
1053 (dwarf2out_finish): Likewise.
1055 2012-05-03 Martin Jambor <mjambor@suse.cz>
1057 * builtins.c (get_object_alignment_1): Return whether we can determine
1058 the alignment or conservatively assume byte alignment. Return the
1059 alignment by reference. Use get_pointer_alignment_1 for dereference
1061 (get_pointer_alignment_1): Return whether we can determine the
1062 alignment or conservatively assume byte alignment. Return the
1063 alignment by reference. Use get_ptr_info_alignment to get SSA name
1065 (get_object_alignment): Update call to get_object_alignment_1.
1066 (get_object_or_type_alignment): Likewise, fall back to type alignment
1067 only when it returned false.
1068 (get_pointer_alignment): Update call to get_pointer_alignment_1.
1069 * fold-const.c (get_pointer_modulus_and_residue): Update call to
1070 get_object_alignment_1.
1071 * ipa-prop.c (ipa_modify_call_arguments): Update call to
1072 get_pointer_alignment_1.
1073 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
1074 of MEM_REF or TARGET_MEM_REF only when it returns false.
1075 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
1076 get_object_alignment_1.
1077 (ccp_finalize): Use set_ptr_info_alignment.
1078 * tree.h (get_object_alignment_1): Update declaration.
1079 (get_pointer_alignment_1): Likewise.
1080 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
1081 (dump_gimple_stmt): Likewise.
1082 * tree-flow.h (ptr_info_def): Updated comments of fields align and
1084 (get_ptr_info_alignment): Declared.
1085 (mark_ptr_info_alignment_unknown): Likewise.
1086 (set_ptr_info_alignment): Likewise.
1087 (adjust_ptr_info_misalignment): Likewise.
1088 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
1089 and set alignment of SSA names.
1090 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
1091 mark_ptr_info_alignment_unknown.
1092 * tree-ssanames.c (get_ptr_info_alignment): New function.
1093 (mark_ptr_info_alignment_unknown): Likewise.
1094 (set_ptr_info_alignment): Likewise.
1095 (adjust_ptr_info_misalignment): Likewise.
1096 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
1097 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
1099 (bump_vector_ptr): Likewise.
1100 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
1101 (vectorizable_store): Likewise.
1102 (vectorizable_load): Likewise.
1104 2012-05-03 Michael Matz <matz@suse.de>
1106 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
1107 in front of basic_block_def.
1108 (struct basic_block_def): Make il.gimple the full struct, not a
1110 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
1112 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
1113 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
1114 NULL il.gimple, which can't happen anymore.
1115 * gimple.h (bb_seq): il.gimple can't be NULL.
1116 (bb_seq_add): Ditto.
1117 (set_bb_seq): Adjust.
1118 (gsi_start_bb, gsi_last_bb): Tidy.
1119 * lto-streamer-in.c (make_new_block): Don't zero members that
1120 are zeroed already, don't allocate a gimple_bb_info.
1121 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
1122 (remove_bb): Clear all il.gimple members.
1123 (gimple_verify_flow_info): Adjust for flat il.gimple.
1124 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
1126 * coretypes.h (const_gimple_seq): Remove typedef.
1127 * gimple.h (gimple_seq_first): Take gimple_seq.
1128 (gimple_seq_first_stmt): Ditto.
1129 (gimple_seq_last): Ditto.
1130 (gimple_seq_last_stmt): Ditto.
1131 (gimple_seq_empty_p): Ditto.
1133 2012-05-03 Richard Guenther <rguenther@suse.de>
1135 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
1137 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
1138 (compute_avail): Do not add possibly trapping operations to
1139 EXP_GEN if they might not be executed in the block.
1141 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
1143 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
1145 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
1147 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
1148 information as early as possible. Update dominance info instead of
1151 2012-05-03 Richard Guenther <rguenther@suse.de>
1153 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
1154 (union_contains_value): Remove.
1155 (vro_valid_in_sets): Likewise.
1156 (op_valid_in_sets): New function.
1157 (valid_in_sets): Use op_valid_in_sets.
1158 (insert_into_preds_of_block): Move dumping ...
1159 (do_regular_insertion): ... here.
1160 (do_partial_partial_insertion): ... and here. Dump that
1161 we've found a partial partial redundancy.
1162 (insert): Dump the current insert iteration.
1164 2012-05-03 Jakub Jelinek <jakub@redhat.com>
1167 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
1168 append program name to it and pass that as first argument
1169 to make_relative_prefix. Always pass standard_libexec_prefix
1170 as last argument to make_relative_prefix. If
1171 make_relative_prefix returns NULL, fall back to
1172 standard_libexec_prefix.
1175 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
1179 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
1180 mode, return that mode.
1183 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
1184 define __ATOMIC_HLE_* macros here.
1185 (ix86_target_macros): But here, using cpp_define_formatted.
1187 2012-05-03 Richard Guenther <rguenther@suse.de>
1189 PR tree-optimization/53144
1190 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
1192 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
1193 with SSA name values.
1194 (vn_reference_lookup_3): Adjust callers.
1196 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
1198 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
1199 has_fma4 for AMD processors with both fma3 and fma4 support.
1201 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
1204 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
1207 2012-05-03 Michael Matz <matz@suse.de>
1210 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
1211 (dse_enter_block): Properly iterate the whole sequence even
1212 if the last statement was removed.
1214 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
1216 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
1217 unset flag_jump_tables.
1218 * stmt.c (expand_case): Remove special flag_pic case conditional
1219 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
1221 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
1223 * common/config/s390/s390-common.c (s390_option_optimization_table):
1224 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
1225 default when optimizing.
1227 2012-05-02 Martin Jambor <mjambor@suse.cz>
1230 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
1231 of a variable when the contect is a function.
1233 2012-05-02 Michael Matz <matz@suse.de>
1235 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
1236 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
1237 (const_gimple_seq_node): Remove.
1238 (gimple_seq_node): Typedef as gimple.
1239 (struct gimple_statement_base): Add next and prev members,
1240 adjust all WORD markers in using structs.
1241 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
1242 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
1243 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
1244 gimple are the same.
1245 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
1247 (gimple_init_singleton): New function.
1248 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
1249 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
1251 (gsi_stmt_ptr): Remove.
1252 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
1254 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
1255 again, adjust for above changes.
1256 (update_call_edge_frequencies): Adjust for above changes.
1257 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
1258 (gsi_insert_seq_nodes_after): Ditto.
1259 (gsi_split_seq_after): Ditto.
1260 (gsi_set_stmt): Ditto.
1261 (gsi_split_seq_before): Ditto.
1262 (gsi_remove): Ditto.
1263 (gsi_insert_seq_before_without_update): Don't free sequence.
1264 (gsi_insert_seq_after_without_update): Ditto.
1265 (gsi_replace): Assert some more invariants.
1266 (gsi_insert_before_without_update, gsi_insert_after_without_update):
1268 (gsi_for_stmt): Don't search for stmt.
1269 (gsi_insert_on_edge_immediate): Tidy.
1271 * gimple.c (gimple_alloc_k): Remove "sequences".
1272 (gimple_seq_cache): Remove.
1273 (gimple_alloc_stat): Make stmt a singleton sequence.
1274 (gimple_seq_alloc, gimple_seq_free): Remove.
1275 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
1276 (gimple_copy): Ditto.
1277 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
1278 create iterator from correct sequence.
1279 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
1281 2012-05-02 Michael Matz <matz@suse.de>
1283 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
1285 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
1286 sequence, lazily allocate it.
1287 (bb_seq_addr): New function.
1288 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
1289 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
1290 (gsi_none): New function.
1291 (gsi_start_bb): Adjust.
1292 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
1293 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
1294 (gsi_last_bb): Adjust.
1296 * tree-flow-inline.h (phi_nodes_ptr): New function.
1298 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
1299 datastructure and interface change.
1300 (gsi_insert_seq_before_without_update): Ditto.
1301 (gsi_insert_seq_nodes_after): Ditto.
1302 (gsi_insert_seq_after_without_update): Ditto.
1303 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
1304 (gsi_split_seq_before): Ditto.
1305 (gsi_start_phis): Adjust.
1306 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
1307 (vect_transform_loop): Ditto.
1308 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
1309 gimple_seq_copy): Don't use gimple_seq_alloc.
1310 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
1311 (gimplify_seq_add_seq): Ditto.
1312 * lto-streamer-in.c (make_new_block): Ditto.
1313 * tree-cfg.c (create_bb): Ditto.
1314 * tree-sra.c (initialize_parameter_reductions): Ditto.
1316 2012-05-02 Michael Matz <matz@suse.de>
1318 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
1319 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
1320 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
1321 set_bb_seq): Move down to after gimple_statement_d definition.
1323 2012-05-02 Michael Matz <matz@suse.de>
1325 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
1326 gsi_replace_with_seq, instead of inserting itself.
1327 * gimple-iterator.c (gsi_replace_with_seq): New function.
1328 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
1329 iterator instead of statement, advance it.
1330 (ssa_forward_propagate_and_combine): Adjust call to above.
1332 2012-05-02 Michael Matz <matz@suse.de>
1334 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
1336 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
1337 * tree-nested.c (walk_gimple_omp_for): Ditto.
1338 * trans-mem.c (lower_transaction): Ditto.
1339 * tree-eh.c (do_return_redirection): Ditto.
1340 (do_goto_redirection): Ditto.
1341 (lower_try_finally_switch): Ditto.
1342 * gimplify.c (gimplify_stmt): Ditto.
1343 (gimplify_scan_omp_clauses): Ditto.
1344 (gimplify_omp_for): Ditto.
1345 (gimplify_function_tree): Ditto.
1346 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
1347 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
1348 (mf_build_check_statement_for): Ditto.
1349 (mx_register_decls): Ditto.
1350 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
1351 and don't use itertors to append.
1352 (insert_stmts): Ditto.
1353 (insert_out_of_ssa_copy): Ditto.
1354 (insert_out_of_ssa_copy_on_edge): Ditto.
1356 2012-05-02 Michael Matz <matz@suse.de>
1358 * gimple.h (gimple_bind_body_ptr): New function.
1359 (gimple_bind_body): Use it.
1360 (gimple_catch_handler): Use gimple_catch_handler_ptr.
1361 (gimple_eh_filter_failure_ptr): New function.
1362 (gimple_eh_filter_failure): Use it.
1363 (gimple_eh_else_n_body_ptr): New function.
1364 (gimple_eh_else_n_body): Use it.
1365 (gimple_eh_else_e_body_ptr): New function.
1366 (gimple_eh_else_e_body): Use it.
1367 (gimple_try_eval_ptr): New function.
1368 (gimple_try_eval): Use it.
1369 (gimple_try_cleanup_ptr): New function.
1370 (gimple_try_cleanup): Use it.
1371 (gimple_wce_cleanup_ptr): New function.
1372 (gimple_wce_cleanup): Use it.
1373 (gimple_omp_body_ptr): New function.
1374 (gimple_omp_body): Use it.
1375 (gimple_omp_for_pre_body_ptr): New function.
1376 (gimple_omp_for_pre_body): Use it.
1377 (gimple_transaction_body_ptr): New function.
1378 (gimple_transaction_body): Use it.
1379 (gsi_split_seq_before): Adjust to return nothing and take pointer
1381 (gsi_set_stmt): Declare.
1382 (gsi_replace_with_seq): Declare.
1383 (walk_gimple_seq_mod): Declare.
1384 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
1386 * gimple-iterator.c (gsi_set_stmt): New function.
1387 (gsi_split_seq_before): Return new sequence via pointer argument.
1388 (gsi_replace): Use gsi_set_stmt.
1390 * tree-ssa-loop-im.c (move_computations_stmt): First remove
1392 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
1393 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
1395 (reserve_phi_args_for_new_edge): Change call to above,
1398 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
1399 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
1400 iterators. Adjust call to lower_omp.
1401 (lower_lastprivate_clauses): Adjust call to lower_omp.
1402 (lower_reduction_clauses): Ditto.
1403 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
1404 (lower_omp_sections): Don't explicitely count sequence length,
1405 nullify lowered bodies earlier, ensure stmts are part of only
1406 one sequence, adjust call to lower_omp.
1407 (lower_omp_single): Ensure stmts are part of only one sequence,
1408 adjust call to lower_omp.
1409 (lower_omp_master): Ditto.
1410 (lower_omp_ordered): Ditto.
1411 (lower_omp_critical): Ditto.
1412 (lower_omp_for): Ditto.
1413 (lower_omp_taskreg): Ditto, tidy.
1414 (lower_omp_1): Adjust calls to lower_omp.
1415 (execute_lower_omp): Ditto.
1416 (lower_omp): Adjust to take pointer to sequence.
1417 (diagnose_sb_2): Use walk_gimple_seq_mod.
1418 (diagnose_omp_structured_block_errors): Ditto and set possibly
1419 changed function body.
1420 * gimple-low.c (lower_function_body): Set function body after
1422 (lower_sequence): Adjust to take pointer to sequence.
1423 (lower_omp_directive): Ensure stmt isn't put twice into the
1424 sequence, adjust call to lower_sequence.
1425 (lower_stmt): Adjust calls to lower_sequence.
1426 (lower_gimple_bind): Ditto.
1427 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
1428 * tree-nested.c (walk_body): Take pointer to sequence, use
1429 walk_gimple_seq_mod.
1430 (walk_function): Adjust call to walk_body, set possibly changed body.
1431 (walk_gimple_omp_for): Adjust calls to walk_body.
1432 (convert_nonlocal_omp_clauses): Ditto.
1433 (convert_nonlocal_reference_stmt): Ditto.
1434 (convert_local_omp_clauses): Ditto.
1435 (convert_local_reference_stmt): Ditto.
1436 (convert_tramp_reference_stmt): Ditto.
1437 (convert_gimple_call): Ditto.
1438 (convert_nl_goto_reference): Use local iterator copy.
1439 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
1440 but taking pointer to sequence, ensure gsi_start is called with
1442 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
1443 asserting that the sequence head didn't change.
1444 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
1445 walk_gimple_seq_mod.
1446 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
1447 (execute_lower_tm): Ditto, and set possibly changed body.
1448 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
1449 call gsi_start with that lvalue.
1450 (replace_goto_queue_stmt_list): Ditto.
1451 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
1452 (replace_goto_queue): Ditto.
1453 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
1454 (lower_try_finally_onedest): Ditto.
1455 (lower_try_finally_copy): Ditto.
1456 (lower_try_finally_switch): Ditto.
1457 (lower_try_finally): Ditto.
1458 (lower_eh_filter): Ditto.
1459 (lower_eh_must_not_throw): Ditto.
1460 (lower_cleanup): Ditto.
1461 (lower_eh_constructs_2): Ditto.
1462 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
1463 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
1464 set possibly changed body.
1465 (optimize_double_finally): Call gsi_start with lvalue.
1467 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
1468 (gimple_split_block): Ditto.
1469 (gimple_merge_blocks): Use gsi_start_phis.
1470 (move_stmt_r): Use walk_gimple_seq_mod.
1471 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
1472 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
1473 (rebuild_cgraph_edges): Ditto.
1474 (cgraph_rebuild_references): Ditto.
1475 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
1476 * tree-inline.c (copy_phis_for_bb): Ditto.
1477 * tree-ssa-dce.c: Ditto.
1479 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
1481 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
1482 Andi Kleen <ak@linux.intel.com>
1484 * coretypes.h (MEMMODEL_MASK): New.
1485 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
1486 and return new variable.
1487 (expand_builtin_atomic_exchange): Mask memmodel values.
1488 (expand_builtin_atomic_compare_exchange): Ditto.
1489 (expand_builtin_atomic_load): Ditto.
1490 (expand_builtin_atomic_store): Ditto.
1491 (expand_builtin_atomic_clear): Ditto.
1492 * doc/extend.texi: Mention port-dependent memory model flags.
1493 * config/i386/cpuid.h (bit_HLE): New.
1494 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
1496 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
1497 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
1498 (ix86_target_string)<-mhle>: New.
1499 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
1500 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
1501 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
1502 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
1503 enabled for generic, generic64 and core-avx2.
1504 (ix86_print_operand): Generate HLE lock prefixes.
1505 (ix86_memmodel_check): New.
1506 (TARGET_MEMMODEL_CHECK): Ditto.
1507 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
1508 (IX86_HLE_ACQUIRE): Ditto.
1509 (IX86_HLE_RELEASE): Ditto.
1510 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
1511 * config/i386/i386.opt (mhle): Ditto.
1512 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
1513 success model to instruction emitter.
1514 (atomic_fetch_add<mode>): Ditto.
1515 (atomic_exchange<mode>): Ditto.
1516 (atomic_add<mode>): Ditto.
1517 (atomic_sub<mode>): Ditto.
1518 (atomic_<code><mode>): Ditto.
1519 (*atomic_compare_and_swap_doubledi_pic): Ditto.
1520 (atomic_compare_and_swap_single<mode>): Define and use argument
1522 (atomic_compare_and_swap_double<mode>): Ditto.
1523 * configure.ac: Check if assembler support HLE prefixes.
1524 * configure: Regenerate.
1527 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
1530 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
1532 (gimplify_switch_expr): ... here.
1533 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
1534 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
1535 to clean up case labels with values outside the index type range.
1536 (simplify_gimple_switch): Call it if something changed.
1537 Remove strange and unnecessary assert.
1539 2012-05-02 Richard Guenther <rguenther@suse.de>
1541 * fold-const.c (div_if_zero_remainder): sizetypes no longer
1543 (int_const_binop_1): New worker for int_const_binop with
1544 overflowable parameter. Pass it through to force_fit_type_double.
1545 (int_const_binop): Wrap around int_const_binop_1 with overflowable
1547 (size_binop_loc): Call int_const_binop_1 with overflowable equal
1548 to minus one, forcing overflow detection for even unsigned types.
1549 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
1550 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
1551 * stor-layout.c (initialize_sizetypes): sizetypes no longer
1553 (layout_type): For zero-sized arrays ignore overflow on the
1555 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
1556 (bit_value_binop_1): Likewise.
1557 * tree.c (double_int_to_tree): Likewise.
1558 (double_int_fits_to_tree_p): Likewise.
1559 (force_fit_type_double): Likewise.
1560 (host_integerp): Likewise.
1561 (int_fits_type_p): Likewise.
1562 * varasm.c (output_constructor_regular_field): Sign-extend the
1563 field-offset to cater for negative offsets produced by the Ada
1565 * omp-low.c (extract_omp_for_data): Convert the loop step to
1566 signed for pointer adjustments.
1568 2012-05-02 Richard Guenther <rguenther@suse.de>
1570 * tree.c (valid_constant_size_p): New function.
1571 * tree.h (valid_constant_size_p): Declare.
1572 * cfgexpand.c (expand_one_var): Adjust check for too large
1573 variables by using valid_constant_size_p.
1574 * varasm.c (assemble_variable): Likewise.
1576 * c-decl.c (grokdeclarator): Properly check for sizes that
1577 cover more than half of the address-space.
1579 2012-05-02 Jakub Jelinek <jakub@redhat.com>
1581 PR tree-optimization/53163
1582 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
1583 return value from compute_all_dependences.
1585 PR rtl-optimization/53160
1586 * ree.c (combine_reaching_defs): Handle the case where cand->insn
1587 has been modified by ree pass already.
1589 2012-05-01 Ian Lance Taylor <iant@google.com>
1592 * c-decl.c (build_compound_literal): Make the decl readonly if it
1593 an array of a readonly type.
1594 * gimplify.c (gimplify_compound_literal_expr): Add fallback
1595 parameter. Change all callers. If the decl is not addressable
1596 and is not an l-value, make it readonly.
1598 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
1600 * ira.c (allocated_reg_info_size): New static variable.
1601 (expand_reg_info): Manage it. Call
1602 setup_preferred_alternate_classes_for_new_pseudos.
1603 (ira): Don't do it here. Remove local allocated_reg_info_size,
1604 set the global before calling find_moveable_pseudos.
1605 (find_moveable_pseudos): Call expand_reg_info rather than
1608 2012-05-01 Richard Henderson <rth@redhat.com>
1610 * common.opt (fsync-libcalls): New.
1611 * doc/invoke.texi: Document it.
1612 * optabs.c (init_sync_libfuncs): Honor it.
1614 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1615 Richard Sandiford <r.sandiford@uk.ibm.com>
1617 PR rtl-optimization/52543
1618 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
1620 * lower-subreg.h: New file.
1621 * target-globals.h (this_target_lower_subreg): Declare.
1622 (target_globals): Add lower_subreg;
1623 (restore_target_globals): Restore this_target_lower_subreg.
1624 * target-globals.c: Include it.
1625 (default_target_globals): Add default_target_lower_subreg.
1626 (save_target_globals): Initialize target_lower_subreg.
1627 * rtl.h (init_lower_subreg): Added declaration.
1628 * toplev.c (backend_init_target): Call initializer for lower-subreg
1630 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
1631 (default_target_lower_subreg): New variable.
1632 (this_target_lower_subreg): Likewise.
1633 (twice_word_mode, choices): New macros.
1634 (shift_cost, compute_splitting_shift, compute_costs)
1635 (init_lower_subreg): New functions.
1636 (resolve_simple_move): Add speed_p argument. Check choices.
1637 (find_pseudo_copy): Don't check the mode size here.
1638 (resolve_simple_move): Assert the mode size.
1639 (find_decomposable_shift_zext): Add speed_p argument and return
1640 a bool. Check choices.
1641 (resolve_shift_zext): Add comment.
1642 (dump_shift_choices, dump_choices): New functions.
1643 (decompose_multiword_subregs): Dump list of profitable
1644 transformations. Add code to skip non profitable transformations.
1645 Update calls to simple_move and find_decomposable_shift_zext.
1647 2012-05-01 Ian Bolton <ian.bolton@arm.com>
1648 Sameera Deshpande <sameera.deshpande@arm.com>
1649 Greta Yorsh <greta.yorsh@arm.com>
1651 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
1652 (thumb1_unexpanded_epilogue): ...this.
1653 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
1654 (thumb1_unexpanded_epilogue): ...this.
1655 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
1656 (thumb1_unexpanded_epilogue): ...this.
1658 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
1660 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
1661 comparing enumeration values. Update comments.
1663 2012-05-01 Alan Modra <amodra@gmail.com>
1666 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
1667 load_cr_save, add_crlr_cfa_restore): New functions.
1668 (rs6000_restore_saved_cr): Rename to..
1669 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
1670 (rs6000_emit_epilogue): Use new functions. Adjust condition
1671 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
1672 regs when using out-of-line restore only when shrink wrapping.
1674 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1677 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
1678 calls to cgraph_node_name in xstrdup.
1679 (ipa_make_edge_direct_to_target): Ditto.
1680 * cgraph.c (dump_cgraph_node): Ditto.
1681 * tree-sra.c (convert_callers_for_node): Ditto.
1682 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
1683 * ipa-cp.c (perhaps_add_new_callers): Ditto.
1684 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
1685 (cgraph_materialize_all_clones): Ditto.
1686 * ipa-inline.c (report_inline_failed_reason): Ditto.
1687 (want_early_inline_function_p): Ditto.
1688 (edge_badness): Ditto.
1689 (update_edge_key): Ditto.
1690 (flatten_function): Ditto.
1691 (ipa_inline): Ditto.
1692 (inline_always_inline_functions): Ditto.
1693 (early_inline_small_functions): Ditto.
1695 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1698 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
1699 constraints 0 and 1.
1701 012-04-30 Jan Hubicka <jh@suse.cz>
1703 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
1704 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
1705 (cgraph_add_to_same_comdat_group): Remove.
1706 (cgraph_add_asm_node): Move to cgraphunit.c.
1707 (cgraph_make_decl_local): Move to symtab.c
1708 (cgraph_make_node_local_1): Update.
1709 (cgraph_can_remove_if_no_direct_calls_and): Update.
1710 (used_from_object_file_p): Update.
1711 (resolution_used_from_other_file_p): Move to symtab.c
1712 (cgraph_used_from_object_file_p): move to symtab.c
1713 (verify_cgraph_node): Verify same comdat groups.
1714 * cgraph.h (cgraph_asm_node): Rename to ...
1715 (asm_node): ... this one.
1716 (cgraph_asm_nodes): Rename to ...
1717 (asm_nodes): ... this one.
1718 (symtab_add_to_same_comdat_group): New function.
1719 (symtab_dissolve_same_comdat_group_list): New function.
1720 (symtab_used_from_object_file_p): Declare.
1721 (symtab_make_decl_local): Declare.
1722 (cgraph_add_to_same_comdat_group): Remove.
1723 (cgraph_add_asm_node): Remove.
1724 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
1726 (cgraph_finalize_compilation_unit): Rename to ...
1727 (finalize_compilation_unit): ... this one.
1728 (cgraph_optimize): Rename to ....
1729 (compile): ... this one.
1730 (add_asm_node): Declare.
1731 (fixup_same_cpp_alias_visibility): Declare.
1732 (cgraph_make_decl_local): Remove.
1733 (varpool_assemble_pending_decls): Rename to ...
1734 (varpool_output_variables): ... this one.
1735 (varpool_remove_unreferenced_decls): Remove.
1736 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
1737 (preserve_function_body_p): Make static.
1738 * toplev.c (compile_file): Update comments; update.
1739 * cgraphunit.c: Update comments.
1740 (cgraph_expand_all_functions): Rename to ...
1741 (expand_all_functions): ... this one; update.
1742 (cgraph_mark_functions_to_output): Rename to ...
1743 (mark_functions_to_output): ... this one; cleanup.
1744 (cgraph_output_pending_asms): Remove prototype.
1745 (asm_nodes, asm_last_node): New static vars.
1746 (cgraph_process_new_functions): Update.
1747 (cgraph_reset_node): Cleanup; add comment.
1748 (cgraph_add_new_function): Update.
1749 (cgraph_output_pending_asms): Rename to ...
1750 (output_asm_statements): ... this one.
1751 (add_asm_node): New function.
1752 (fixup_same_cpp_alias_visibility): New function based on code
1753 in cgraph_analyze_function.
1754 (cgraph_analyze_function): Use it.
1755 (cgraph_order_sort): Update.
1756 (cgraph_output_in_order): Update.
1757 (cgraph_function_versioning): Update.
1758 (cgraph_optimize): Rename to ...
1759 (compile): ... this one; initialize streamer hooks here.
1760 (cgraph_finalize_compilation_unit): Rename to ...
1761 (finalize_compilation_unit): ... this one; do not initialize streamer
1763 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
1764 * dwarf2out.c: Update ocmment.
1765 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
1766 * method.c (use_thunk): Likewise.
1767 * semantics.c (maybe_add_lambda_conv_op): Likewise.
1768 * decl2.c (maybe_emit_vtables): Likewise.
1769 (cp_write_global_declarations): Use finalize_compilation_unit.
1770 * parser.c (cp_parser_asm_definition): Use add_asm_node.
1771 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
1772 * c-decl.c (c_write_global_declarations): Use
1773 finalize_compilation_unit.
1774 * langhooks.c (write_global_declarations): Update.
1775 * ipa.c (cgraph_externally_visible_p): Update.
1776 (dissolve_same_comdat_group_list): Remove.
1777 (function_and_variable_visibility): Update.
1778 * symtab.c: Inlcude lto-streamer.h and rtl.h
1779 (ld_plugin_symbol_resolution_names): New.
1780 (symtab_add_to_same_comdat_group): New.
1781 (symtab_dissolve_same_comdat_group_list): New.
1782 (resolution_used_from_other_file_p): Move here from cgraph.c
1783 (symtab_used_from_object_file_p): New.
1784 (symtab_make_decl_local): New.
1785 * passes.c (register_pass): Update comments.
1786 * c-parser.c (c_parser_asm_definition): Update.
1787 * varpool.c (varpool_analyze_node): Use
1788 fixup_same_cpp_alias_visibility.
1789 (varpool_remove_unreferenced_decls): Make static.
1790 (varpool_assemble_pending_decls): Rename to ...
1791 (varpool_output_variables): ... this one; call
1792 varpool_remove_unreferenced_decls.
1793 (varpool_used_from_object_file_p): Remove.
1795 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
1798 * c-typeck.c (build_array_ref): Call
1799 convert_vector_to_pointer_for_subscript.
1800 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
1802 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1804 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
1805 to compile-time "mode == <MODE>mode" checks.
1806 (and splitter): Ditto.
1808 2012-04-30 Richard Henderson <rth@redhat.com>
1810 * config/arm/arm.md (UNSPEC_LL): New.
1811 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
1812 (arm_load_exclusivedi): Use %H0.
1814 2012-04-30 Jason Merrill <jason@redhat.com>
1816 * dwarf2out.c (comdat_symbol_id): Add const.
1817 (union die_symbol_or_type_node): Add const to die_symbol.
1818 (output_die_symbol, output_die, output_comp_unit): Adjust.
1820 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
1822 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
1823 * config/arm/neon.md (negdi2_neon): New insn.
1824 Also add splitters for core and NEON registers.
1826 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
1828 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
1829 (arm_print_operand): Add 'x' format.
1830 * config/arm/constraints.md (Dn): Allow const_int.
1831 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
1832 Use 'x' format to print constants.
1833 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
1834 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
1836 (movdi_vfp_cortexa8): Likewise.
1838 2012-04-30 Ian Bolton <ian.bolton@arm.com>
1839 Sameera Deshpande <sameera.deshpande@arm.com>
1840 Greta Yorsh <greta.yorsh@arm.com>
1842 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
1843 * config/arm/arm.c (ldm_stm_operation_p): New function.
1844 * config/arm/predicates.md (load_multiple_operation): Update predicate.
1845 (store_multiple_operation): Likewise.
1847 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
1848 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
1849 * config/arm/predicates.md (load_multiple_operation): Add arguments.
1850 (store_multiple_operation): Likewise.
1852 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1854 * config/i386/i386.md (and<mode>3): Expand masking operations with
1855 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
1856 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
1858 2012-04-30 Dodji Seketeli <dodji@redhat.com>
1860 Add -Wvarargs option
1861 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
1862 argument for the various warning_at calls.
1863 * docs/invoke.texi: Update the documentation.
1865 2012-04-30 Dodji Seketeli <dodji@redhat.com>
1867 Switch -ftrack-macro-expansion=2 on by default.
1868 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
1871 Fix va_start related location
1872 * builtins.c (fold_builtin_next_arg): Unwinds to the first
1873 location in real source code.
1875 Make conversion warnings work on NULL with -ftrack-macro-expansion
1876 * input.h (expansion_point_location_if_in_system_header): Declare
1878 * input.c (expansion_point_location_if_in_system_header): Define it.
1880 Fix -Wuninitialized for -ftrack-macro-expansion
1881 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
1882 declaration. Use linemap_location_before_p for source locations.
1884 Strip "<built-in>" loc from displayed expansion context
1885 * input.c (expand_location_1): When expanding to spelling location
1886 in a context of a macro expansion, skip reserved system header
1887 locations. Update comments. * tree-diagnostic.c
1888 (maybe_unwind_expanded_macro_loc): Likewise.
1890 Make expand_location resolve to locus in main source file
1891 * input.c (expand_location_1): New. Takes a parameter to choose
1892 whether to resolve the location to spelling or expansion point.
1893 Was factorized from ...
1894 (expand_location): ... here.
1895 (expand_location_to_spelling_point): New. Implemented in terms of
1897 * diagnostic.c (diagnostic_build_prefix): Use the new
1898 expand_location_to_spelling_point instead of expand_location.
1900 Fix PCH crash on GTYed pointer-to-scalar field of a struct
1901 * gengtype.c (write_types_process_field): Force second argument of
1902 the call to the PCH object hierarchy walker to be 'x'.
1904 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
1906 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
1907 predicate to discriminate types.
1909 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
1911 * doc/invoke.texi (Wmissing-format-attribute): Document as an
1912 alias of Wsuggest-attribute=format.
1913 * c-typeck.c (convert_for_assignment): Replace
1914 Wmissing-format-attribute with Wsuggest-attribute=format.
1915 (digest_init): Likewise.
1917 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
1919 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
1920 * common.opt (Wmissing-noreturn): Alias of
1921 -Wsuggest-attribute=noreturn.
1923 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
1926 * config/cris/cris.md (andqu): New peephole2.
1927 (andu): Tweak head comment.
1929 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
1930 Steven Bosscher <steven@gcc.gnu.org>
1931 Maxim Kuvyrkov <maxim@codesourcery.com>
1933 PR tree-optimization/38785
1934 * common.opt (ftree-partial-pre): New option.
1935 * doc/invoke.texi: Document it.
1936 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
1937 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
1939 (execute_pre): Use flag_tree_partial_pre.
1941 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1944 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
1947 2012-04-27 Ollie Wild <aaw@google.com>
1949 * doc/invoke.texi (Wliteral-suffix): Document new option.
1951 2012-04-27 Tom Tromey <tromey@redhat.com>
1953 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
1954 (dwarf_tag_name): Use get_DW_TAG_name.
1955 (dwarf_attr_name): Use get_DW_AT_name.
1956 (dwarf_form_name): Use get_DW_FORM_name.
1957 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
1959 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
1961 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
1962 arguments are -1 and 0, by negating the result of the conditional.
1964 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
1967 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
1969 2012-04-27 Richard Guenther <rguenther@suse.de>
1971 * tree-flow.h (is_hidden_global_store): Remove.
1972 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
1973 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
1974 (stmt_may_clobber_global_p): Likewise.
1975 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
1976 (stmt_may_clobber_global_p): Likewise.
1977 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
1978 stmt_may_clobber_global_p.
1979 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
1981 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
1983 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
1986 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
1987 reorganize some fields and update comments. Rename bit_test_uniq
1988 and bit_test_count to uniq resp. count. Remove bit_test_bb.
1989 (collect_switch_conv_info): New function, collects info about a
1990 GIMPLE_SWITCH into a struct switch_conv_info.
1991 (check_range): Simplify to use pre-recorded info. Fix think-o in
1992 range-branch ratio check.
1993 (check_process_case): Remove function.
1994 (check_all_empty_except_final): New function, verifies that all
1995 non-final basic blocks are empty.
1996 (process_switch): Simplify to use pre-recorded info. Call
1997 collect_switch_conv_info to do that. Assert that degenerate switch
1998 statements have been cleaned up.
2000 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
2003 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
2005 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
2008 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
2010 2012-04-27 Tom de Vries <tom@codesourcery.com>
2012 PR tree-optimization/51879
2013 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
2014 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
2016 (defs_to_varying): ... here. Don't set use_processed.
2017 (visit_reference_op_call): Handle gimple_vdef.
2018 Handle case that lhs is NULL_TREE.
2019 (visit_use): Use mark_use_processed. Handle calls with side-effect
2020 using visit_reference_op_call.
2022 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
2024 * sched-deps.c (fixup_sched_groups): Rename to...
2025 (chain_to_prev_insn): ...this.
2026 (chain_to_prev_insn_p): New function.
2027 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
2029 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
2031 * sched-int.h (_haifa_insn_data): Move priority_status.
2033 (INSN_MODEL_INDEX): New macro.
2034 * haifa-sched.c (insn_delay): New function.
2035 (sched_regno_pressure_class): Update commentary.
2036 (mark_regno_birth_or_death): Pass the liveness bitmap and
2037 pressure array as arguments, instead of using curr_reg_live and
2038 curr_reg_pressure. Only update the pressure if the bit in the
2039 liveness set has changed.
2040 (initiate_reg_pressure_info): Always trust the live-in set for
2041 SCHED_PRESSURE_MODEL.
2042 (initiate_bb_reg_pressure_info): Update call to
2043 mark_regno_birth_or_death.
2044 (dep_list_size): Take the list as argument.
2045 (calculate_reg_deaths): New function, extracted from...
2046 (setup_insn_reg_pressure_info): ...here.
2047 (MODEL_BAR): New macro.
2048 (model_pressure_data, model_insn_info, model_pressure_limit)
2049 (model_pressure_group): New structures.
2050 (model_schedule, model_worklist, model_insns, model_num_insns)
2051 (model_curr_point, model_before_pressure, model_next_priority):
2053 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
2054 (MODEL_INSN_INFO, MODEL_INSN): New macros.
2055 (model_index, model_update_limit_points_in_group): New functions.
2056 (model_update_limit_points, model_last_use_except): Likewise.
2057 (model_start_update_pressure, model_update_pressure): Likewise.
2058 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
2059 (model_excess_cost, model_dump_pressure_points): Likewise.
2060 (model_set_excess_costs): Likewise.
2061 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
2062 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
2063 schedule as an alternative tie-breaker. Update the call to
2065 (ready_sort): Call model_set_excess_costs.
2066 (update_register_pressure): Update call to mark_regno_birth_or_death.
2067 Rely on that function to check liveness rather than doing it here.
2068 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
2069 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
2070 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
2071 (model_record_pressure, model_record_pressures): New functions.
2072 (model_record_final_pressures, model_add_successors_to_worklist)
2073 (model_promote_predecessors, model_choose_insn): Likewise.
2074 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
2075 (model_start_schedule, model_finalize_pressure_group): Likewise.
2076 (model_end_schedule): Likewise.
2077 (schedule_insn): Say when we're scheduling the next instruction
2078 in the model schedule.
2079 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
2080 (queue_to_ready): Do not add instructions that are
2081 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
2082 Always allow the next instruction in the model schedule to be added.
2083 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
2084 and delay for SCHED_PRESSURE_MODEL too.
2085 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
2086 SCHED_PRIORITY_MODEL, but also take the DFA into account.
2087 (schedule_block): Call model_start_schedule and model_end_schedule.
2088 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
2089 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
2090 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
2092 (sched_finish): Update accordingly.
2093 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
2094 to SCHED_PRESSURE_MODEL.
2095 (add_jump_dependencies): Update call to dep_list_size.
2096 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
2097 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
2098 to SCHED_PRESSURE_MODEL.
2099 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
2100 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
2101 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
2102 handling to SCHED_PRESSURE_MODEL.
2104 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
2106 * common.opt (fsched-pressure-algorithm=): New option.
2107 * flag-types.h (sched_pressure_algorithm): New enum.
2108 * sched-int.h (sched_pressure_p): Replace with...
2109 (sched_pressure): ...this new variable.
2110 * haifa-sched.c (sched_pressure_p): Replace with...
2111 (sched_pressure): ...this new variable.
2112 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
2113 (update_reg_and_insn_max_reg_pressure, schedule_insn)
2114 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
2115 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
2116 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
2117 (sched_analyze_insn): Likewise.
2118 * sched-rgn.c (schedule_region): Likewise.
2119 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
2121 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
2123 * PR middle-end/52997
2124 * ira.c (find_moveable_pseudos): Call resize_reg_info.
2127 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
2128 * expr.c (convert_move): Honor unsignedp when extending partial int
2130 * genmodes.c (complete_mode): Don't clear component field of partial
2132 (emit_mode_inner): Don't emit it however.
2133 (calc_wider_mode): Partial int modes widen to their component.
2135 2012-04-26 David S. Miller <davem@davemloft.net>
2137 * config/sparc/niagara4.md: New file.
2138 * config/sparc/sparc.md: Include it.
2139 * config/sparc/sparc.c (niagara4_costs): New processor costs.
2140 (sparc_option_override): Use it.
2141 (sparc_use_sched_lookahead): Return 2 for niagara4.
2142 (sparc_issue_rate): Likewise.
2144 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
2145 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
2146 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
2147 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
2148 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
2149 alignaddrldi_vis): Set type to gsr.
2150 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
2151 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
2152 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
2153 v<vis3_shift_patname><mode>3, fmean16_vis,
2154 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
2155 fucmp<code>8<P:mode>_vis): Set type to fga.
2156 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
2157 * config/sparc/niagara.md: Likewise.
2158 * config/sparc/niagara2.md: Likewise.
2159 * config/sparc/ultra3.md: Likewise, and fix type matching for
2160 us3_ialuX reservation.
2162 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2164 * reload.c (find_reloads): Change the loop nesting when trying an
2165 alternative with swapped operands.
2167 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2169 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
2170 comment. Delete unused parameter first_exp_point_map.
2171 (virt_loc_aware_diagnostic_finalizer): Update call.
2173 2012-04-26 Michael Hope <michael.hope@linaro.org>
2174 Richard Earnshaw <rearnsha@arm.com>
2176 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
2177 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
2178 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
2179 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
2181 2012-04-25 Sriraman Tallam <tmsriram@google.com>
2183 * doc/extend.texi: Document avx2 support.
2184 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
2186 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
2189 * config/cris/cris.md ("*andhi_lowpart_v32")
2190 ("*andqi_lowpart_v32"): Change first input-only operand from
2191 a (match_operand ...) to (match_dup 0). Drop alternatives with
2192 const_int-matching constraints for redundancy.
2193 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
2194 three-operand alternative.
2196 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2199 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2200 instead expand it as zero extension.
2202 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
2205 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
2207 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2209 * common.opt (flag_debug_types_section): Default to 0.
2210 (dwarf_version): Default to 4.
2211 (dwarf_record_gcc_switches): Default to 1.
2212 (dwarf_strict): Default to 0.
2213 * toplev.c (process_options): Don't handle dwarf_strict
2214 or dwarf_version here.
2215 * config/vxworks.c (vxworks_override_options): Don't
2216 test whether dwarf_strict or dwarf_version are negative,
2217 instead test !global_options_set.x_dwarf_*.
2218 * config/darwin.c (darwin_override_options): Default to
2220 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
2221 and -fno-debug-types-section are now the default.
2223 2012-04-25 Jan Hubicka <jh@suse.cz>
2225 * cgraphunit.c: Update toplevel comment.
2226 (tree_rest_of_compilation): Merge into cgraph_expand_function.
2227 (cgraph_analyze_function): Make static.
2228 (cgraph_decide_is_function_needed): Make static.
2229 (cgraph_add_new_function): Use expand_function instead of
2230 rest_of_compilation.
2231 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
2232 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
2234 (cgraph_inline_p): Remove.
2235 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
2236 (init_cgraph): Add comment.
2237 * cgraphbuild.c (record_reference, mark_address, mark_load,
2238 mark_store): Do not call analyze_expr hook.
2239 * cgraph.c: Update toplevel comment.
2240 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
2241 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
2242 Move fere from cgraphunit.c
2243 (cgraph_mark_force_output_node): Move to cgraph.h
2244 * cgraph.h: Reorder so the comments match the function placement.
2245 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
2246 (cgraph_mark_force_output_node): Move here from cgraph.c
2247 * tree.c (free_lang_data): Do not clear analyze_expr hook.
2248 * ipa-inline-transform.c (preserve_function_body_p): New function.
2249 (inline_transform): Update.
2250 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
2251 * langhooks.h (lang_hooks_for_callgraph): Remove.
2252 (lang_hooks): Remove callgraph.
2253 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
2254 * varpool.c: Remove out of date comment.
2255 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
2256 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
2258 2012-04-25 Jan Hubicka <jh@suse.cz>
2261 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
2262 forward declaration.
2263 (cgraph_finalize_function): Finalize them here.
2264 * symtab.c (dump_symtab): Dump ctors and dtors.
2266 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2269 * stor-layout.c (get_best_mode): Don't return mode with bitsize
2270 larger than maxbits. Don't compute maxbits modulo align.
2271 Also check that unit bytes long store at bitpos / unit * unit
2272 doesn't affect bits beyond bitregion_end.
2273 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
2274 would not fit into bitregion_start ... bitregion_end + 1 bit region.
2275 (store_split_bit_field): Decrease unit close to end of bitregion_end
2276 if access is restricted in order to avoid mutual recursion.
2278 PR tree-optimization/53058
2279 * double-int.h (double_int_max_value, double_int_min_value): New
2281 * double-int.c (double_int_max_value, double_int_min_value): New
2283 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
2284 or GT_EXPR with double_int_max_value instead of double_int_mask.
2286 2012-04-25 Richard Guenther <rguenther@suse.de>
2288 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
2289 * tree-vect-loop.c (vect_transform_loop): Adjust.
2290 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
2291 the maximum number of iterations for the epilogue loop.
2292 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
2294 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2297 * c-typeck.c (set_nonincremental_init,
2298 set_nonincremental_init_from_string): Pass true instead of false
2299 as IMPLICIT to add_pending_init.
2301 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
2303 * c-typeck.c (pop_init_level): Improve diagnostics.
2305 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
2307 * compare-elim.c (try_eliminate_compare): Also handle operands with
2308 implicit extensions.
2310 2012-04-25 Alan Modra <amodra@gmail.com>
2312 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
2313 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
2314 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
2315 (no_global_regs_above): Delete.
2316 (no_global_regs): New function.
2317 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
2318 value for load multiple test.
2319 (savres_routine_syms): Increase size.
2320 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
2321 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
2322 rather than a number of boolean flags. Update all callers.
2323 (rs6000_savres_routine_name): Generate vector save/restore names.
2324 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
2325 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
2326 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
2327 and using_store_multiple. Expand uses. Don't always use r11 as
2328 frame reg when needed for out-of-line saves. Set up initial offset
2329 for out-of-line vector saves when buying stack frame. Handle pointer
2330 reg setup for out-of-line fp save. Emit call to out-of-line vector
2331 save function. Choose r11 or r12 for vrsave reg when available for
2333 (rs6000_output_function_prologue): Don't emit .extern for ELF.
2334 (rs6000_emit_epilogue): Choose a better frame reg when restoring
2335 from back-chain to suit out-of-line vector restore functions. Emit
2336 call to out-of-line vector restore function. Adjust register used
2337 for cr restore. Tweak pointer register setup for gpr restore.
2338 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
2340 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
2341 (V_SAVE_INLINE): Define.
2342 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
2344 2012-04-25 Alan Modra <amodra@gmail.com>
2346 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
2347 out-of-line save/restore for large frames. Don't disable
2348 out-of-line saves on ABI_AIX when using static chain reg.
2349 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
2350 clobber static chain reg, and tweak for out-of-line gpr saves
2353 2012-04-25 Alan Modra <amodra@gmail.com>
2355 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
2356 (rs6000_emit_prologue): Use the above to catch register overlap.
2358 2012-04-25 Alan Modra <amodra@gmail.com>
2360 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
2361 decl. Move logic selecting update reg to callers. Update all callers.
2362 (rs6000_emit_allocate_stack): Add copy_off param.
2363 (emit_frame_save): Don't handle reg+reg addressing.
2364 (ptr_regno_for_savres): New function, extracted from..
2365 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
2366 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
2367 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
2368 frame offset adjustment for out-of-line save with copy from sp.
2369 Simplify condition controlling whether cr is saved early or
2370 late. Use ptr_regno_for_savres to verify correct reg is set
2371 up for out-of-line saves. Pass the actual pointer reg used to
2372 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
2373 function. Rearrange spe vars so code is similar to that
2374 elsewhere in this function. Don't update frame_off when spe
2375 save code will restore r11. Use emit_frame_save for spe and
2376 gpr saves. Consolidate darwin out-of-line gpr setup with that
2377 for other abis. Don't assume frame_offset is zero and frame
2378 reg is sp when setting up altivec reg saves, and calculate
2379 exact offset requirement.
2380 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
2381 spe restore code. Consolidate darwin out-of-line gpr setup
2382 with that for other abis.
2384 2012-04-25 Alan Modra <amodra@gmail.com>
2386 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
2387 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
2389 (emit_frame_save): Delete frame_ptr param. Rename total_size to
2391 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
2392 and emit_frame_save calls. Cope with possibly missing note.
2394 2012-04-24 Sriraman Tallam <tmsriram@google.com>
2396 * config/i386/i386.c (build_processor_model_struct): New function.
2397 (make_var_decl): New function.
2398 (fold_builtin_cpu): New function.
2399 (ix86_fold_builtin): New function.
2400 (make_cpu_type_builtin): New function.
2401 (ix86_init_platform_type_builtins): New function.
2402 (ix86_expand_builtin): Expand new builtins by folding them.
2403 (ix86_init_builtins): Make new builtins to detect CPU type.
2404 (TARGET_FOLD_BUILTIN): New macro.
2405 (IX86_BUILTIN_CPU_INIT): New enum value.
2406 (IX86_BUILTIN_CPU_IS): New enum value.
2407 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
2408 * config/i386/i386-builtin-types.def: New function type.
2409 * testsuite/gcc.target/builtin_target.c: New testcase.
2410 * doc/extend.texi: Document builtins.
2412 2012-04-24 Olivier Hainque <hainque@adacore.com>
2414 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
2415 * toplev.c (process_options): Default to dwarf_version 2.
2416 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
2417 and dwarf_version 2.
2419 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2421 * tree-pretty-print.h (default_tree_printer): Do not declare.
2422 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
2424 (default_tree_diagnostic_starter): Make static.
2425 (default_tree_printer): Move to here. Make static.
2426 (tree_diagnostics_defaults): New.
2427 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
2428 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
2429 * toplev.c: Do not include tree-pass.h.
2430 (default_tree_printer): Move from here.
2431 (general_init): Use tree_diagnostics_defaults.
2433 2012-04-24 Chao-ying Fu <fu@mips.com>
2435 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
2436 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
2437 * config/mips/gnu-user.h
2438 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
2439 (GNU_USER_TARGET_LINK_SPEC): New define.
2440 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
2441 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
2442 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
2443 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
2444 GNU_USER_TARGET_ENDFILE_SPEC.
2445 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
2446 (GNU_USER_TARGET_LINK_SPEC): New define.
2447 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
2448 * config/mips/linux-common.h: New file.
2450 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2453 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
2454 (altivec_build_resolved_builtin): Call fully_fold_convert.
2456 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
2459 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
2461 2012-04-24 Richard Guenther <rguenther@suse.de>
2463 PR tree-optimization/53085
2464 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
2467 2012-04-24 Richard Guenther <rguenther@suse.de>
2469 * tree-if-conv.c (main_tree_if_conversion): Move bb under
2472 2012-04-24 Jim Meyering <meyering@redhat.com>
2474 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
2475 absence of an define_enum call.
2477 2012-04-24 Richard Guenther <rguenther@suse.de>
2479 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
2480 the epilogue loop is not re-used as unvectorized version
2481 record the its maximum number of iterations.
2483 2012-04-24 Andrew Pinski <apinski@cavium.com>
2485 * tree-ssa-forwprop.c (simplify_bitwise_binary):
2486 Don't directly use def1/def2.
2488 2012-04-24 Richard Guenther <rguenther@suse.de>
2490 PR tree-optimization/53098
2491 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
2494 2012-04-24 Andrew Pinski <apinski@cavium.com>
2497 * tree-ssa-forwprop.c (defcodefor_name): New function.
2498 (simplify_bitwise_binary): Use defcodefor_name instead of manually
2499 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
2500 Simplify "(~X | Y) & X" to "X & Y" and
2501 "(~X & Y) | X" to "X | Y".
2503 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2505 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
2506 validate_change to add clobbers if IN_GROUP is nonzero.
2507 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
2508 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
2510 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
2512 * config/s390/s390.c (insn_invalid_p): Likewise.
2514 2012-04-24 Jakub Jelinek <jakub@redhat.com>
2517 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
2518 (output_addressed_constants): Likewise.
2521 * varasm.c (get_section): Don't ICE for section conflicts with
2522 built-in section kinds.
2524 2012-04-23 DJ Delorie <dj@redhat.com>
2526 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
2527 (LIBSTDCXX): Change to CPP2.
2529 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
2532 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
2535 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
2537 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
2538 (*addsi_2_zext): Ditto.
2539 (*add<mode>_3): Ditto.
2540 (*addsi_3_zext): Ditto.
2541 (*add<mode>_5): Ditto.
2543 2012-04-23 Andrew Pinski <apinski@cavium.com>
2545 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
2546 (C & B) to (A OP0) & B.
2548 2012-04-23 Martin Jambor <mjambor@suse.cz>
2550 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
2551 temporaries created for a bitfield (reverting revision 122014).
2553 2012-04-23 Richard Guenther <rguenther@suse.de>
2555 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
2556 the condition using is_gimple_condexpr and avoid the not necessary
2558 (set_prologue_iterations): Likewise.
2559 (vect_loop_versioning): Likewise.
2561 2012-04-23 Richard Guenther <rguenther@suse.de>
2563 PR tree-optimization/53070
2564 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
2565 (main_tree_if_conversion): Verify we succeeded in that.
2567 2012-04-23 Jan Hubicka <jh@suse.cz>
2569 * lto-symtab.c (lto_cgraph_replace_node): Do not call
2570 mark_reahcable_node.
2571 * cgraph.c (cgraph_remove_node): Do not clear reachable.
2572 (cgraph_mark_reachable_node): Remove.
2573 (cgraph_mark_force_output_node): Do not set reachable.
2574 (dump_cgraph_node): Do not dump reachable.
2575 (cgraph_create_virtual_clone): Do not set reachable.
2576 * cgraph.h (cgraph_node): Remove reachable flag.
2577 (varpool_node): Remove reachable flag.
2578 (cgraph_mark_if_needed): Remove.
2579 (cgraph_mark_reachable_node): Remove.
2580 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
2581 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
2583 (cgraph_add_new_function): Likewise.
2584 (cgraph_mark_if_needed): Remove.
2585 (cgraph_analyze_function): Do not set target as reachable.
2586 (process_function_and_variable_attributes): Do not care about
2588 (cgraph_analyze_functions): Do not set reachable flags.
2589 (cgraph_mark_functions_to_output): Do not check reachability.
2590 (cgraph_copy_node_for_versioning): Do not set reachable flag.
2591 (dbxout_expand_expr): Update.
2592 * c-decl.c (merge_decls): Do not track changed externs.
2593 * ipa.c: Include pointer-set.h
2594 (enqueue_cgraph_node): Use reachable pointer set.
2595 (process_references): Likewise.
2596 (cgraph_remove_unreachable_nodes): Likewise.
2597 (whole_program_function_and_variable_visibility): Do not recompute
2599 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
2601 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
2603 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
2605 2012-04-23 Richard Guenther <rguenther@suse.de>
2608 * c-typeck.c (build_binary_op): Fix typo.
2610 2012-04-23 Jakub Jelinek <jakub@redhat.com>
2612 PR tree-optimizations/52891
2613 * tree-vect-patterns.c (adjust_bool_pattern): Use
2614 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
2615 but with non-standard precision.
2617 2012-04-22 Jan Hubicka <jh@suse.cz>
2619 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
2622 2012-04-22 Jan Hubicka <jh@suse.cz>
2624 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
2625 * cgraphbuild.c (record_reference, record_type_list, mark_address,
2626 mark_load, mark_store): Do not mark varpool nodes as needed.
2627 * cgraph.c (cgraph_new_nodes): Remove.
2628 (cgraph_create_function_alias): Do not mark nodes as reachable.
2629 (cgraph_add_thunk): Likewise.
2630 (cgraph_mark_reachable_node): Do not manage the queue.
2631 * cgraph.h (cgraph_node): Remove next_needed.
2632 (varpool_nodes_queue): Remove next_needed and prev_needed.
2633 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
2634 (cgraph_new_nodes): Declare.
2635 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
2636 (varpool_analyze_pending_decls): Remove.
2637 (varpool_analyze_node): New.
2638 (varpool_mark_needed_node): Remove.
2639 (varpool_first_variable, varpool_next_variable): New inlines.
2640 (varpool_first_static_initializer, varpool_next_static_initializer):
2642 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
2643 (varpool_first_defined_variable): New inline.
2644 (varpool_next_defined_variable): New inline
2645 (FOR_EACH_VARIABLE): Reimplement.
2646 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
2647 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
2649 * cgraphunit.c (cgraph_new_nodes): Declare here.
2650 (enqueue_node): New function.
2651 (cgraph_process_new_functions): update for new
2652 node set; when constructing cgraph enqueue node for processing.
2653 (cgraph_add_new_function): Use new node set.
2654 (process_function_and_variable_attributes): Do not set varpool needed
2656 (referred_to_p): New function.
2657 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
2658 when varpool is in construction.
2659 (cgraph_analyze_functions): Rewrite.
2660 (cgraph_expand_all_functions): Update.
2661 (cgraph_output_in_order): Do not analyze pending decls; do not set
2663 (cgraph_optimize): Do not analyze pending decls.
2664 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
2665 in other partition; do not mark node as needed.
2666 * dwarf2out.c (reference_to_unused): Use analyzed flag.
2667 (premark_types_used_by_global_vars_helper): Likewise.
2668 * ipa.c (process_references): Do not call varpool_mark_needed_node.
2669 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
2671 (function_and_variable_visibility): Do not mark node as needed.
2672 (whole_program_function_and_variable_visibility): Likewise.
2673 * Makefile.in (gt-varpool.h): No longer needed.
2674 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
2675 (ipa_write_summaries): Do not use needed flag.
2676 * varpool.c: Do not include gt-varpool.h
2677 (x_varpool_nodes_queue, x_varpool_last_needed_node,
2678 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
2679 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
2681 (varpool_remove_node): Do not update the lists.
2682 (dump_varpool_node): Do not dump needed flag.
2683 (varpool_enqueue_needed_node): Remove.
2684 (varpool_mark_needed_node): Remove.
2685 (varpool_reset_queue): Remove.
2686 (varpool_finalize_decl): Move to cgraphunit.c
2687 (varpool_analyze_node): New functions based on former
2688 varpool_analyze_pending_decls.
2689 (varpool_analyze_pending_decls): Remove.
2690 (varpool_assemble_decl): Do not update the lists.
2691 (enqueue_node): New function.
2692 (varpool_remove_unreferenced_decls): Rewrite.
2693 (varpool_empty_needed_queue): Remove.
2694 (add_new_static_var): Do not mark node as needed.
2695 (varpool_create_variable_alias): Handle expansion state
2697 * except.c (output_ttype): Do not mark node as needed.
2698 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
2699 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
2701 * tree-switch-conversion.c (build_one_array): Likewise.
2703 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2706 * doc/invoke.texi (pedantic): Rename to Wpedantic.
2707 * common.opt (Wpedantic): New.
2708 (pedantic): Alias Wpedantic.
2709 * diagnostic.c (warning_at): Likewise.
2710 * c-decl.c (diagnose_mismatched_decls): Likewise.
2711 (build_array_declarator): Likewise.
2712 (mark_forward_parm_decls):
2713 (check_bitfield_type_and_width): Likewise.
2714 (grokdeclarator): Likewise.
2715 (grokfield): Likewise.
2716 (finish_struct): Likewise.
2717 (build_enumerator): Likewise.
2718 (store_parm_decls_oldstyle): Likewise.
2719 (declspecs_add_qual): Likewise.
2720 (declspecs_add_type): Likewise.
2721 (finish_declspecs): Likewise.
2722 * c-typeck.c (composite_type): Likewise.
2723 (comp_target_types): Likewise.
2724 (build_array_ref): Likewise.
2725 (pointer_diff): Likewise.
2726 (build_unary_op): Likewise.
2727 (build_conditional_expr): Likewise.
2728 (build_c_cast): Likewise.
2729 (convert_for_assignment): Likewise.
2730 (maybe_warn_string_init): Likewise.
2731 (digest_init): Likewise.
2732 (pop_init_level): Likewise.
2733 (set_init_index): Likewise.
2734 (c_finish_goto_label): Likewise.
2735 (c_finish_return): Likewise.
2736 (do_case): Likewise.
2737 (build_binary_op): Likewise.
2738 * c-parser.c (static): Likewise.
2739 (c_parser_external_declaration): Likewise.
2740 (c_parser_declaration_or_fndef): Likewise.
2741 (c_parser_static_assert_declaration_no_se): Likewise.
2742 (c_parser_enum_specifier): Likewise.
2743 (c_parser_struct_or_union_specifier): Likewise.
2744 (c_parser_struct_declaration): Likewise.
2745 (c_parser_alignas_specifier): Likewise.
2746 (c_parser_braced_init): Likewise.
2747 (c_parser_initelt): Likewise.
2748 (c_parser_compound_statement_nostart): Likewise.
2749 (c_parser_conditional_expression): Likewise.
2750 (c_parser_alignof_expression): Likewise.
2751 (c_parser_postfix_expression): Likewise.
2752 (c_parser_postfix_expression_after_paren_): Likewise.
2753 (c_parser_objc_class_instance_variables): Likewise.
2754 (c_parser_objc_method_definition): Likewise.
2755 (c_parser_objc_methodprotolist): Likewise.
2757 2012-04-22 Ian Lance Taylor <iant@google.com>
2759 * godump.c (go_output_typedef): Dump size of structs.
2761 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
2763 Correcting transform_to_exit_first_loop + fix to PR46886
2764 * tree-parloops.c (transform_to_exit_first_loop): Remove
2765 setting of number of iterations according to the loop pattern.
2766 Duplicate from entry to exit->src instead of loop->latch.
2767 (pallelize_loops): Remove the condition preventing do-while loops.
2768 * tree-cfg.c (bool bb_in_region_p): New.
2769 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
2770 Adjust redirection of the duplicated iteration.
2772 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
2775 * rtl.def (ADDRESS): Use "i" rather than "w".
2776 * rtl.h (find_base_term): Delete.
2777 (may_be_sp_based_p): Declare.
2778 * rtl.c (rtx_code_size): Remove ADDRESS special case.
2779 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
2780 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
2782 (find_base_term): Make static.
2783 (may_be_sp_based_p): New function.
2784 * dse.c (record_store): Use it.
2785 * store-motion.c (store_killed_in_insn): Likewise.
2787 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
2789 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
2791 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
2794 * c-typeck.c (inform_declaration): New.
2795 (build_function_call_vec): Do not pretty-print
2796 expressions when caret is enabled.
2797 (convert_arguments): Use inform_declaration.
2799 2012-04-20 Jim Meyering <meyering@redhat.com>
2801 * genmodes.c (make_complex_modes): Don't truncate a mode name of
2802 length 7 or more when prepending a "C". Suggested by Richard Guenther.
2804 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2806 PR rtl-optimization/44214
2807 * fold-const.c (exact_inverse): New function.
2808 (fold_binary_loc): Fold vector and complex division by constant into
2809 multiply by recripocal with flag_reciprocal_math; fold vector division
2810 by constant into multiply by reciprocal with exact inverse.
2812 2012-04-20 Jan Hubicka <jh@suse.cz>
2814 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
2816 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
2817 (cgraph_remove_node): Update.
2818 (cgraph_mark_needed_node): Remove.
2819 (cgraph_mark_force_output_node): New.
2820 (dump_cgraph_node): Do not dump needed flag.
2821 (cgraph_node_cannot_be_local_p_1): Update.
2822 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
2823 * cgraph.h (symtab_node_base): Add force_output flag.
2824 (cgraph_node): Remove needed flag.
2825 (varpool_node): Remove force_output flag.
2826 (cgraph_mark_needed_node): Remove.
2827 (cgraph_mark_force_output_node): New.
2828 (cgraph_only_called_directly_or_aliased_p,
2829 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
2830 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
2831 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
2832 (cgraph_add_new_function): Update.
2833 (cgraph_mark_if_needed): Update.
2834 (verify_cgraph_node): Update.
2835 (cgraph_analyze_function): Alias target is reachable.
2836 (process_function_and_variable_attributes): Update: externally_visible
2837 flag makes function reachable.
2838 (cgraph_analyze_functions): Update dumping.
2839 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
2840 input_overwrite_node, input_varpool_node): Update streaming.
2841 * lto-streamer-out.c (produce_symtab): Use force_output.
2842 * ipa.c (process_references): Weakrefs must be processed.
2843 (cgraph_remove_unreachable_nodes): Likewise; update for new
2845 (varpool_externally_visible_p): Weakrefs are externally visible
2846 even if they are not.
2847 (function_and_variable_visibility): Update; when processing alias
2848 pair force the targets to be output.
2849 (whole_program_function_and_variable_visility): Use
2850 mark_reachable_node.
2851 * trans-mem.c (ipa_tm_mark_needed_node): Remove
2852 (ipa_tm_mark_force_output_node): New function.
2853 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
2854 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
2856 * varasm.c (mark_decl_referenced): Update.
2857 (find_decl_and_mark_needed): Remove.
2858 (find_decl): New function.
2859 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
2860 alias targets as needed.
2861 (dump_tm_clone_pairs): Update.
2862 * tree-inline.c (copy_bb): Update check.
2863 * symtab.c (dump_symtab_base): Dump force_output.
2864 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
2865 * passes.c (execute_todo): Fix dumping.
2866 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
2867 (varpool_analyze_pending_decls): Alias target is reachable.
2868 (varpool_create_variable_alias): Finalize weakrefs.
2870 2012-04-20 Jakub Jelinek <jakub@redhat.com>
2873 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
2874 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
2875 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
2876 macros instead of constants.
2877 * dse.c (record_store): Check for SP ADDRESS by comparing
2878 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
2879 XEXP to be stack_pointer_rtx.
2881 2012-04-20 Richard Guenther <rguenther@suse.de>
2883 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
2884 update_call_from_tree when propagating into a call.
2886 2012-04-20 Alan Modra <amodra@gmail.com>
2888 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
2889 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
2890 sp_offset to frame_off. Move world save code earlier.
2892 2012-04-20 Richard Guenther <rguenther@suse.de>
2894 PR tree-optimization/53050
2895 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
2896 Do only one transform on COND_EXPRs at the same time.
2898 2012-04-19 Jan Hubicka <jh@suse.cz>
2900 * symtab.c (dump_symtab_base): Revert accidental checkin.
2902 2012-04-20 Alan Modra <amodra@gmail.com>
2905 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
2906 static chain, set REST_INLINE_FPRS too.
2908 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
2910 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
2913 2012-04-20 Richard Guenther <rguenther@suse.de>
2915 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
2916 loops that can never run more often than the vectorization factor.
2918 2012-04-19 Jan Hubicka <jh@suse.cz>
2920 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
2922 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
2924 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
2926 2012-04-19 Jim Meyering <meyering@redhat.com>
2928 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
2929 We verified above that the string(including trailing NUL) fits in buf,
2932 2012-04-19 Richard Guenther <rguenther@suse.de>
2934 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
2935 for dumping DECL_SECTION_NAME.
2937 2012-04-19 Michael Matz <matz@suse.de>
2940 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
2941 (struct tree_vector): Adjust GTY length.
2942 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
2944 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
2946 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
2947 caller emitted the length calulation already.
2948 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
2949 before handling any of the fields for structs.
2951 2012-04-19 Richard Guenther <rguenther@suse.de>
2953 PR tree-optimization/53031
2954 * tree-vrp.c (adjust_range_with_scev): Revert back to
2955 using max_loop_iterations.
2957 2012-04-19 Michael Matz <matz@suse.de>
2959 * diagnostic.c (emit_diagnostic): Move va_end call after user
2961 (warning, warning_at, pedwarn, permerror): Ditto.
2963 2012-04-19 Richard Guenther <rguenther@suse.de>
2965 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
2968 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
2971 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
2972 the case *(X+const).
2974 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2976 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
2978 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2981 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
2982 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
2984 2012-04-19 Richard Guenther <rguenther@suse.de>
2986 PR rtl-optimization/44688
2987 * loop-iv.c (determine_max_iter): Only return max_iter.
2988 (iv_number_of_iterations): Also use the recorded loop bound
2989 on the maximum number of iterations.
2990 * loop-unroll.c (decide_unroll_runtime_iterations): Use
2991 max_iter to avoid unrolling loops that do not roll.
2992 (decide_unroll_stupid): Likewise.
2994 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
2996 * targhooks.c (default_case_values_threshold): Fix code style nit.
2998 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
2999 case range and type folding from here...
3000 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
3001 type, as documented in tree.def.
3003 2012-04-18 Jan Hubicka <jh@suse.cz>
3005 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
3007 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
3008 cgraph hash and same comdat groups.
3009 (cgraph_optimize): Verify symbol table.
3010 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
3011 (dissolve_same_comdat_group_list): Work on symtab nodes.
3012 (function_and_variable_visibility): Dissolve variable same comdat group
3014 * symtab.c: Include timevar.h
3015 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
3017 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
3019 * tree-switch-conversion.c (info): Remove global pass info.
3020 (check_range, check_process_case, check_final_bb, create_temp_arrays,
3021 free_temp_arrays, gather_default_values, build_constructors,
3022 array_value_type, build_one_array, build_arrays, gen_def_assigns,
3023 fix_phi_nodes, gen_inbound_check): Pass info around from ...
3024 (process_switch): ... here. Unify message format. Return a const
3025 char pointer to the failure reason message.
3026 (do_switchconv): Unify message format. Update process_switch usage.
3028 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
3029 * tree-cfg.c (edge_to_cases): Fix documentation.
3031 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
3033 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
3035 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3037 PR tree-optimization/52976
3038 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
3039 (possibly_move_powi): New function.
3040 (rewrite_expr_tree): Call possibly_move_powi.
3041 (rewrite_expr_tree_parallel): Likewise.
3042 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
3043 call add_to_ops_vec instead.
3045 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3047 PR tree-optimization/52976
3048 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
3049 (decrement_power): Likewise.
3050 (propagate_op_to_single_use): Likewise.
3051 (zero_one_operation): Handle __builtin_pow* calls in linearized
3052 expression trees; factor logic into propagate_op_to_single_use.
3053 (undistribute_ops_list): Allow operands with repeat counts > 1.
3055 2012-04-18 Richard Guenther <rguenther@suse.de>
3057 PR tree-optimization/44688
3058 * cfgloop.h (record_niter_bound): Declare.
3059 * tree-ssa-loop-niter.c (record_niter_bound): Export.
3060 Update the estimation with the upper bound here...
3061 (estimate_numbers_of_iterations_loop): ... instead of here.
3062 Do not forcefully reset a recorded upper bound.
3063 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
3064 Record the maximum number of loop iterations of the prologue loop.
3066 2012-04-18 Jan Hubicka <jh@suse.cz>
3068 * lto-symtab.c (lto_cgraph_replace_node): Update.
3069 * cgraphbuild.c (record_reference, record_type_list,
3070 record_eh_tables, mark_address, mark_load, mark_store): Update.
3071 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
3072 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
3074 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
3075 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
3076 * reload.c: Fix typo in comment.
3077 * rtlanal.c: Likewise.
3078 * tree-emultls.c (gen_emutls_addr): Update.
3079 * ipa-reference.c (analyze_function): Update.
3080 * cgraphunit.c (cgraph_analyze_function,
3081 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
3083 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
3084 (ipa_remove_reference): Likewise.
3085 (ipa_remove_all_refering): Rename to ...
3086 (ipa_remove_all_referring): ... this one; update.
3087 (ipa_dump_references): Update.
3088 (ipa_dump_referring): Update.
3089 (ipa_clone_references): Update.
3090 (ipa_clone_refering): Rename to ...
3091 (ipa_clone_referring): ... this one; update.
3092 (ipa_ref_cannot_lead_to_return): Update.
3093 (ipa_ref_has_aliases_p): Update.
3094 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
3096 (ipa_ref_type): Remove.
3097 (ipa_ref_ptr_u): Remove.
3098 (ipa_ref): Remove referencing, refered, refered_index, refering_type
3099 and refered_type; add referring, referred and referred_index.
3100 (ipa_ref_list): Rename refering to referring.
3101 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
3102 ipa_clone_references, ipa_clone_referring): Update prototypes.
3103 * lto-cgraph.c (referenced_from_other_partition_p): Update.
3104 (lto_output_ref): Update.
3105 (add_references): Update.
3106 (input_varpool_node): Update.
3107 (input_refs): Update.
3108 * ipa-ref-inline.h (ipa_ref_node): Update.
3109 (ipa_ref_varpool_node): Update.
3110 (ipa_ref_referring_node): Update.
3111 (ipa_ref_referring_varpool_node): Update.
3112 (ipa_ref_referring_ref_list): Update.
3113 (ipa_ref_referred_ref_list): Update.
3114 (ipa_ref_list_first_referring): Update.
3115 (ipa_empty_ref_list): Update.
3116 (ipa_ref_list_refering_iterate): Rename to ...
3117 (ipa_ref_list_referring_iterate): ... this one.
3118 * cse.c: Update comment.
3119 * ipa-utils.c (ipa_reverse_postorder): Update.
3120 * tree-ssa-alias.c: Update.
3121 * ipa-inline.c (reset_edge_caches): Update.
3122 (update_caller_keys): Update.
3123 * ipa-inline.h: Update comments.
3124 * jump.c: Update comment.
3125 * alias.c: Likewise.
3126 * ipa.c (process_references): Update.
3127 (cgraph_remove_unreachable_nodes): Likewise.
3128 (ipa_discover_readonly_nonaddressable_var): Likewise.
3129 (cgraph_address_taken_from_non_vtable_p): Likewise.
3130 * trans-mem.c (ipa_tm_execute): Update.
3131 * simplify-rtx.c: Fix comment.
3132 * rtl.c: Fix comment.
3133 * symtab.c (symtab_unregister_node): Update.
3134 * varpool.c (dump_varpool_node): Update.
3135 (varpool_analyze_pending_decls): Update.
3136 (assemble_aliases): Update.
3137 (varpool_for_node_and_aliases): Update.
3139 2012-04-18 Richard Guenther <rguenther@suse.de>
3141 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
3142 use_undefined_p parameter.
3143 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
3144 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
3146 (estimate_numbers_of_iterations): Likewise.
3147 (estimated_loop_iterations): Adjust.
3148 (max_loop_iterations): Likewise.
3149 (scev_probably_wraps_p): Likewise.
3150 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
3151 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
3152 not max_loop_iterations.
3153 (execute_vrp): Remove explicit number of iterations estimation.
3155 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
3157 * config/i386/linux-common.h: New.
3159 * config.gcc: Add i386/linux-common.h before
3160 all i386/linux.h and i386/linux64.h usages.
3162 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
3163 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
3164 * config/i386/gnu-user64.h: Likewise.
3166 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
3167 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
3168 (GNU_USER_TARGET_MATHFILE_SPEC): New.
3169 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
3171 2012-04-18 Jan Hubicka <jh@suse.cz>
3173 * cgraph.c (cgraph_node_name): Remove.
3174 (dump_cgraph_node): Use dump_symtab_base; reformat.
3175 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
3176 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
3178 (cgraph_node_name, varpool_node_name): Remove.
3179 (cgraph_node_asm_name, varpool_node_asm_name,
3180 cgraph_node_name, varpool_node_name): New.
3181 * tree-pass.h (TODO_dump_cgraph): Rename to ...
3182 (TODO_dump_symtab): ... this one.
3183 * ipa-cp (pass_ipa_cp): Update.
3184 * ia-reference.c (generate_summary, read_write_all_from_decl,
3185 propagate, ipa_reference_read_optimization_summary): Update.
3186 * cgraphunit.c (cgraph_analyze_functions): Update.
3187 (cgraph_optimize): Update.
3188 * ipa-ref.c (ipa_dump_references): Update.
3189 (ipa_dump_refering): Update.
3190 * ipa-inline.c (pass_ipa_inline): Update.
3191 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
3192 * ipa.c (pass_ipa_function_visibility,
3193 pass_ipa_whole_program_visibility): Update.
3194 * tree-sra.c (pass_early_ipa_sra): Update.
3195 * symtab.c: Include langhooks.h
3196 (symtab_node_asm_name): New.
3197 (symtab_node_name): New.
3198 (symtab_type_names): New static var.
3199 (dump_symtab_base): New.
3200 (dump_symtab_node, dump_symtab): New.
3201 (debug_symtab_node, debug_symtab): New.
3202 * tree-ssa-structalias.c: Dump symbol table.
3203 * pases.c (execute_todo): Handle TODO_dump_symtab instead
3204 of TODO_dump_cgraph.
3205 * varpoo.c (varpool_node_name): Remove.
3206 (dump_varpool_node): Use dump_symtab_base; reformat.
3208 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
3210 * doc/invoke.texi (Language Independent Options): @item should be
3213 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
3216 * rtl.c (rtx_code_size): Handle ADDRESS.
3218 2012-04-17 Tom de Vries <tom@codesourcery.com>
3220 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
3223 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
3226 * config/i386/sync.md (atomic_<code><mode>): Rename to
3227 atomic_<logic><mode>.
3229 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
3231 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
3232 * alias.c (reg_base_value): Expand and update comment.
3233 (arg_base_value): New variable.
3234 (unique_id): Move up file.
3235 (unique_base_value, unique_base_value_p, known_base_value_p): New.
3236 (find_base_value): Use arg_base_value and known_base_value_p.
3237 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
3238 (find_base_term): Use known_base_value_p.
3239 (base_alias_check): Use unique_base_value_p.
3240 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
3241 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
3243 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
3245 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
3247 2012-04-17 Michael Matz <matz@suse.de>
3249 PR tree-optimization/18437
3250 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
3251 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
3252 (vect_check_strided_load): Declare.
3253 * tree-vect-data-refs.c (vect_check_strided_load): New function.
3254 (vect_analyze_data_refs): Use it to accept strided loads.
3255 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
3257 2012-04-17 Richard Guenther <rguenther@suse.de>
3260 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
3261 loops when redirecting an entry or latch edge.
3263 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
3265 * sel-sched.c (sel_global_init): Revert previous change.
3267 2012-04-17 Richard Guenther <rguenther@suse.de>
3269 * tree-flow.h (array_at_struct_end_p): Move declaration ...
3270 * tree.h (array_at_struct_end_p): ... here.
3271 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
3272 * expr.c (array_at_struct_end_p): ... here. Rewrite.
3274 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
3276 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
3277 COST_TABLE): Remove.
3278 (estimate_case_costs): Remove.
3279 (expand_case): Do not call estimate_case_costs
3280 to set use_cost_table.
3281 (balance_case_nodes): Do not use use_cost_table.
3283 2012-04-16 Jan Hubicka <jh@suse.cz>
3285 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
3286 (hash_node, eq_node): Remove.
3287 (cgraph_create_node): Do not handle hashtable.
3288 (cgraph_get_node): Remove.
3289 (cgraph_insert_node_to_hashtable): Remove.
3290 (hash_node_by_assembler_name): Remove.
3291 (eq_assembler_name): Remove.
3292 (cgraph_node_for_asm): Rewrite.
3293 (cgraph_find_replacement_node): Break out from ...
3294 (cgraph_remove_node): ... here; do not maintain hashtables.
3295 (change_decl_assembler_name): Remove.
3296 (cgraph_clone_node): Do not maintain hashtables.
3297 * cgraph.h (const_symtab_node): New typedef.
3298 (cgraph_insert_node_to_hashtable): Remove.
3299 (symtab_get_node, symtab_node_for_asm,
3300 symtab_insert_node_to_hashtable): Declare.
3301 (cgraph_find_replacement_node): Declare.
3302 (cgraph_get_node, varpool_get_node): Turn into inlines.
3303 (cgraph, varpool): Work sanely on NULL pointers.
3304 (FOR_EACH_SYMBOL): New walker.
3305 * ipa-inline-transform.c (save_inline_function_body): Use
3306 symtab_insert_node_to_hashtable.
3307 * symtab.c: Include ggc.h and diagnostics.h
3308 (symtab_hash, assembler_name_hash): New static vars;
3309 (hash_node, eq_node, hash_node_by_assembler_name,
3310 eq_assembler_name, insert_to_assembler_name_hash,
3311 unlink_from_assembler_name_hash): New.
3312 (symtab_register_node): Update hashtables.
3313 (symtab_insert_node_to_hashtable): New.
3314 (symtab_unregister_node): Update hashtables.
3315 (symtab_get_node): New.
3316 (symtab_node_for_asm): New.
3317 (change_decl_assembler_name): New.
3318 * Makefile.in (symtab.o): Needs GTY.
3319 * varpool.c (varpool_hash): Remove.
3320 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
3321 (varpool_node): Rewrite using varpool_get_node.
3322 (varpool_remove_node): DO not maintain hashtables.
3323 (varpool_node_for_asm): Rewrite.
3325 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
3327 * doc/invoke.texi: Copy-edit to put verbs in the present tense
3328 when describing the current behavior of GCC.
3330 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
3332 * genemit.c (gen_exp): Remove ADDRESS handling.
3333 * genoutput.c (scan_operands): Likewise.
3334 * genpeep.c (match_rtx): Likewise.
3335 * genrecog.c (add_to_sequence): Likewise.
3337 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
3339 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
3341 2012-04-16 Martin Jambor <mjambor@suse.cz>
3343 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
3346 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
3349 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
3350 hints for 'A' operand types.
3352 2012-04-16 Jan Hubicka <jh@suse.cz>
3354 * cgraph.h (symtab_node_base): Add next and previous pointers.
3355 (cgraph_node): Remove next and preivous pointers.
3356 (varpool_node): Likewise; remove next/previous GTY marker;
3357 it is not type safe.
3358 (symtab_node_def): Update GTY marker
3359 (x_cgraph_nodes, cgraph_nodes): Remove.
3360 (symtab_nodes): New function.
3361 (cgraph_order): Rename to ...
3362 (symtab_order): ... this one.
3363 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
3365 (x_varpool_nodes, varpool_nodes): Remove.
3366 (FOR_EACH_STATIC_VARIABLE): Update.
3367 (symtab_function_p, symtab_variable_p): New function.
3368 (FOR_EACH_VARIABLE): Update.
3369 (varpool_first_variable, varpool_next_variable): New functions.
3370 (FOR_EACH_VARIABLE): Update.
3371 (cgraph_first_defined_function): Update.
3372 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
3373 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
3374 (cgraph_first_function, cgraph_next_function): New.
3375 (FOR_EACH_FUNCTION): Update.
3376 (cgraph_first_function_with_gimple_body,
3377 cgraph_next_function_with_gimple_body): Update.
3378 * symtab.c: New file.
3379 * cgraph.c: Update copyright dates.
3380 (x_cgraph_nodes, cgraph_order): Remove.
3381 (NEXT_FREE_NODE): Update.
3382 (SET_NEXT_FREE_NODE): New.
3383 (cgraph_create_node_1): Remove common code.
3384 (cgraph_create_node): Remove common code; call symtab_register_node.
3385 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
3386 (cgraph_add_asm_node): Update.
3387 (cgraph_clone_node): Register new node.
3388 * cgraphunit.c (process_function_and_variable_attributes): Update.
3389 (cgraph_analyze_functions): Update.
3390 (cgraph_analyze_functions): Update.
3391 (cgraph_output_in_order): Update.
3392 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
3394 * ipa-inline.c (recursive_inlining): Update.
3395 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
3396 * ipa.c (cgraph_remove_unreachable_nodes): Update.
3397 * Makefile.in: Add symtab.o
3398 * varpool.c (x_varpool_nodes): Remove
3399 (varpool_node): Remove common code; call symtab_register_node.
3400 (varpool_remove_node): Remove common code; call symtab_unregister_node.
3402 2012-04-16 Richard Guenther <rguenther@suse.de>
3405 * tree.h (VECTOR_CST_NELTS): Adjust.
3406 (struct tree_vector): Add explicit length field.
3407 (make_vector_stat): Declare.
3408 (make_vector): Define.
3409 * tree.c (make_vector_stat): New function.
3410 (build_vector_stat): Use it.
3411 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
3413 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3415 PR tree-optimization/52976
3416 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
3417 (undistribute_ops_list): Ops with repeat counts aren't eligible for
3419 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
3421 2012-04-16 Jan Hubicka <jh@suse.cz>
3423 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
3425 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
3426 walkers to walk cgraph and varpool.
3427 * cgraph.c (cgraph_node_for_asm): Likewise.
3428 (dump_cgraph): Likewise.
3429 * value-prof.c (init_node_map): Likewise.
3430 * tree.c (free_lang_data_in_cgraph): Likewise.
3431 * tree-emutls.c: (ipa_lower_emutls): Likewise.
3432 * ipa-reference.c (generate_summary, propagate): Likewise.
3433 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
3434 cgraph_mark_functions_to_output, cgraph_output_in_order,
3435 output_weakrefs, cgraph_materialize_all_clones,
3436 cgraph_optimize): Likewise.
3437 * lto-cgraph.c (merge_profile_summaries): Likewise.
3438 (input_cgraph): Likewise.
3439 * ipa-pure-const.c (generate_summary): Likewise.
3440 (propagate): Likwise.
3441 * ipa-utils.c (ipa_reduced_postorder): Likewise.
3442 (ipa_free_postorder_info): Likewise.
3443 (ipa_reverse_postorder): Likewise.
3444 * ipa-inline.c (ipa_inline): Likewise.
3445 * matrix-reorg.c (find_matrices_decl): Likewise.
3446 (matrix_reorg): Likewise.
3447 * tree-vectorizer.c (increase_alignment): Likewise.
3448 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
3449 (function_and_variable_visibility): Likewise.
3450 (whole_program_function_and_variable_visibility): Likewise.
3451 (ipa_cdtor_merge): Likewise.
3452 * trans-mem.c (ipa_tm_execute): Likewise.
3453 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
3454 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
3455 (ipa_print_all_params): Likewise.
3456 (ipa_update_after_lto_read): Likewise.
3457 * tree-profie.c (tree_profiling): Likewise.
3458 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
3459 * passes.c (dump_passes): Likewise.
3460 (do_per_function): Likewise.
3461 (ipa_write_summaries): Likewise.
3462 * varpool.c (dump_varpool): Likewise.
3463 (varpool_node_for_asm): Likewise.
3464 (varpool_assemble_pending_decls): Likewise.
3466 2012-04-16 Richard Guenther <rguenther@suse.de>
3468 PR tree-optimization/52975
3469 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
3470 condition but always mark it with TRUTH_NOT_EXPR.
3472 2012-04-16 Richard Guenther <rguenther@suse.de>
3474 PR tree-optimization/52975
3475 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
3476 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
3477 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
3478 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
3480 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
3482 * config/i386/sse.md (ssse3_plusminus): New code iterator.
3483 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
3484 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
3485 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
3486 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
3487 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
3488 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
3490 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
3491 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
3492 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
3493 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
3494 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
3495 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
3497 (xop_plus): New code iterator.
3498 (macs): New code attribute.
3500 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
3501 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
3503 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
3504 xop_plus code iterator.
3505 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
3506 xop_plus code iterator.
3507 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
3508 xop_plus code iterator.
3509 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
3510 xop_plus code iterator.
3512 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
3513 any_extend code iterator.
3514 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
3515 any_extend code iterator.
3516 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
3517 any_extend code iterator.
3518 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
3519 any_extend code iterator.
3520 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
3521 any_extend code iterator.
3522 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
3523 any_extend code iterator.
3525 2012-04-14 Tom de Vries <tom@codesourcery.com>
3527 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
3528 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
3529 DELETED_LABEL note, and move it to ...
3530 * cfgrtl.c (delete_insn): ... here. Change return type to void.
3531 (delete_insn_and_edges): Likewise.
3532 (delete_insn_chain): Handle new return type of delete_insn. Delete
3533 chain backwards rather than forwards.
3534 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
3536 * cfglayout.c (fixup_reorder_chain): Delete unused label.
3538 2012-04-14 Jan Hubicka <jh@suse.cz>
3540 * cgraph.h: Update copyrights;
3541 (symtab_node): Turn to union typedef.
3542 (symtab_node_base): New structure.
3543 (symtab_type): Add SYMTAB_SYMBOL tag.
3544 (cgraph_node): Annotate some pinters with nested_ptr.
3545 (varpool_node): Likewise.
3546 (cgraph_local_info): Remove lto_file_data
3547 and externally_visible.
3548 (cgraph_node): Remove decl; same_comdat_group list;
3549 aux; ref_list; order; address_taken; reachable_from_other_parittion,
3550 in_other_partition; resolution.
3551 (varpool_node): Remove decl; same_comdat_group;
3552 ref_list; lto_file_data; aux; order; resolution; externally_visible;
3553 used_from_other_partition; in_other_partition.
3554 (symtab_node_def): New union.
3555 (cgraph, varpool): Update.
3556 (varpool_first_static_initializer, varpool_next_static_initializer,
3557 cgraph_only_called_directly_or_aliased_p,
3558 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
3559 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
3560 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
3562 * cgraph.c: Likewise.
3563 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
3564 * cgraphbuild.c: Likewise.
3565 * lto-symtab.c: Likewise.
3566 * c-gimplify.c: Likewise.
3567 * value-prof.c: Likewise.
3569 * ipa-cp.c: Likewise.
3570 * tree-emutls.c: Likewise.
3571 * ipa-inline-transform.c: Likwise.
3572 * ipa-reference.c: Likewise.
3573 * cgraphunit.c: Likewise.
3574 * ipa-ref.c: Likewise.
3575 * lto-cgraph.c: Likewise.
3576 * ipa-ref-inline.h: Likewise.
3577 * ipa-pure-const.c: Likewise.
3578 * lto-streamer-out.c: Likewise.
3579 * ipa-utils.c: Likewise.
3580 * ipa-inline.c: Likewise.
3581 * matrix-reorg.c: Likewise.
3582 * tree-eh.c: Likewise.
3583 * tree-vectorizer.c: Likewise.
3584 * ipa-split.c: Likewise.
3586 * trans-mem.c: Likewise.
3587 * ipa-inline-analysis.c: Likewise.
3588 * gimplify.c: Likewise.
3589 * cfgexpand.c: Likewise.
3590 * tree-sra.c: Likewise.
3591 * ipa-prop.c: Likewise.
3592 * varasm.c: Likewise.
3593 * tree-nested.c: Likewise.
3594 * tree-inline.c: Likewise.
3595 * tree-profile.c: Likewise.
3596 * tree-ssa-structalias.c: Likewise.
3597 * passes.c: Likewise.
3598 * varpool.c: Likewise.
3600 2012-04-14 Tom de Vries <tom@codesourcery.com>
3602 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
3603 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
3604 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
3606 (gsi_advance_fw_nondebug_nonlocal): New function.
3607 (local_def): Removed function.
3608 (same_succ_hash): Use stmt_local_def.
3609 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
3610 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
3612 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3614 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
3615 and __ILP32__ for x32.
3617 2012-04-13 Martin Jambor <mjambor@suse.cz>
3620 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
3621 fold_ctor_reference returns a zero constant.
3623 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
3625 * config.gcc: Add i386/gnu-user-common.h before all
3626 i386/gnu-user.h and i386/gnu-user64.h usages.
3628 * config/i386/gnu-user-common.h: New.
3630 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
3631 (CC1_SPEC): Likewise.
3632 (ENDFILE_SPEC): Likewise.
3633 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
3634 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
3635 (TARGET_OS_CPP_BUILTINS): Likewise.
3636 (LIBGCC2_HAS_TF_MODE): Likewise.
3637 (LIBGCC2_TF_CEXT): Likewise.
3638 (TF_SIZE): Likewise.
3639 (TARGET_ASM_FILE_END): Likewise.
3640 (STACK_CHECK_MOVING_SP): Likewise.
3641 (STACK_CHECK_STATIC_BUILTIN): Likewise.
3642 * config/i386/gnu-user64.h: Likewise.
3644 2012-04-13 Martin Jambor <mjambor@suse.cz>
3646 * expr.c (expand_expr_real_1): Pass type, not the expression, to
3647 set_mem_attributes for a memory temporary. Do not call the function
3648 for the memory temporary created for a bitfield.
3650 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
3653 * df.h (enum debug_temp_where): New.
3654 (dead_debug_init, dead_debug_finish) Declare.
3655 (dead_debug_add, dead_debug_insert_temp): Declare.
3656 (struct dead_debug_use, struct dead_debug): Moved from...
3657 * df-problems.c: ... here.
3658 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
3660 (df_create_unused_note): Likewise.
3661 (df_set_dead_notes_for_mw): Move comment where it belongs.
3662 (dead_debug_init): Export.
3663 (dead_debug_reset_uses): New, factored out of...
3664 (dead_debug_finish): ...this. Export.
3665 (dead_debug_reset): Remove.
3666 (dead_debug_add): Export.
3667 (dead_debug_insert_before): Rename to...
3668 (dead_debug_insert_temp): ... this. Add where argument. Export.
3669 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
3670 Return insertion count.
3671 (df_note_bb_compute): Adjust.
3672 * dce.c (word_dce_process_block): Adjust dead debug uses.
3673 (dce_process_block): Likewise.
3675 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
3677 * df-problems.c (df_note_bb_compute): Do not take note of
3678 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
3680 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
3683 * var-tracking.c (expand_depth): New type.
3684 (onepart_aux, expand_loc_callback_data): Change depth type to it.
3685 (loc_exp_dep_alloc): Adjust initializer.
3686 (update_depth): Use new type. Add entryvals.
3687 (vt_expand_var_loc_chain): Take note of expansions with
3688 ENTRY_VALUEs, but don't accept them right away. Run an optional
3689 second pass accepting the minimum ENTRY_VALUE count found in the
3691 (vt_expand_loc_callback, INIT_ELCD): Adjust.
3693 2012-04-13 Tom de Vries <tom@codesourcery.com>
3695 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
3696 parameters vuse and vuse_escaped.
3697 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
3698 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
3701 2012-04-13 Richard Guenther <rguenther@suse.de>
3703 PR tree-optimization/52969
3704 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
3705 the condition for the COND_EXPR and handle predicate negation
3706 by swapping the COND_EXPR arms.
3708 2012-04-13 Nick Clifton <nickc@redhat.com>
3710 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
3711 TODO_dump_func flag.
3713 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
3715 PR rtl-optimization/52203
3716 PR rtl-optimization/52715
3718 Revert the 2012-03-07 fix for PR 52203.
3719 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
3720 the insn does not modify DFA right before issuing, adjust
3721 issue_rate accordingly.
3723 2012-04-13 Richard Guenther <rguenther@suse.de>
3726 * c-typeck.c (pointer_diff): Remove bogus assert.
3728 2012-04-13 Richard Guenther <rguenther@suse.de>
3731 * convert.c (convert_to_pointer): Remove special-casing of zero.
3733 2012-04-13 Joey Ye <joey.ye@arm.com>
3735 * config/arm/constraints.md (Pe): New constraint.
3736 * config/arm/arm.md: New split for imm 256-510.
3738 2012-04-13 Terry Guo <terry.guo@arm.com>
3740 * config/arm/arm-cores.def: Added core cortex-m0plus.
3741 * config/arm/arm-tune.md: Regenerated.
3742 * config/arm/arm-tables.opt: Regenerated.
3743 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
3745 2012-04-13 Alan Modra <amodra@gmail.com>
3748 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
3749 tie regs on destination of sets. Delete forward declaration.
3750 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
3751 (rs6000_emit_prologue): Likewise.
3752 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
3754 (is_mem_ref): Use tie_operand to recognise stack ties.
3755 * config/rs6000/predicates.md (tie_operand): New.
3756 * config/rs6000/rs6000.md (restore_stack_block): Generate new
3758 (restore_stack_nonlocal): Likewise.
3759 (stack_tie): Update.
3760 (frame_tie): Delete.
3762 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3764 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
3765 HOST_WIDE_INT_PRINT_DEC in format strings.
3767 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
3770 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
3771 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
3772 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
3773 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
3774 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
3775 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
3776 avx2_permvarv8si using VI4F_256 mode iterator.
3777 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
3778 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
3779 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
3780 gen_avx2_permvarv8sf.
3781 (expand_vec_perm_pshufb): Ditto.
3783 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3786 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
3787 the list of options to enable the FCFID instruction.
3788 (TARGET_EXTRA_BUILTINS): Adjust comment.
3790 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3792 PR tree-optimization/18589
3793 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
3794 (operand_entry): Add count field.
3795 (add_repeat_to_ops_vec): New function.
3796 (completely_remove_stmt): Likewise.
3797 (remove_def_if_absorbed_call): Likewise.
3798 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
3799 (acceptable_pow_call): New function.
3800 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
3801 entries with repeat counts when found.
3802 (repeat_factor_d): New struct and associated typedefs.
3803 (repeat_factor_vec): New static vector variable.
3804 (compare_repeat_factors): New function.
3805 (get_reassoc_pow_ssa_name): Likewise.
3806 (attempt_builtin_powi): Likewise.
3807 (reassociate_bb): Call attempt_builtin_powi.
3808 (fini_reassoc): Two new calls to statistics_counter_event.
3810 2012-04-12 Richard Guenther <rguenther@suse.de>
3812 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
3813 * cgraph.h (tree_rest_of_compilation): Remove.
3814 * cgraph.c (cgraph_add_new_function): Move ...
3815 * cgraphunit.c (cgraph_add_new_function): ... here.
3816 (tree_rest_of_compilation): Make static.
3817 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
3818 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
3819 gate_all_early_local_passes, execute_all_early_local_passes,
3820 pass_early_local_passes, gate_all_early_optimizations,
3821 pass_all_early_optimizations): Move ...
3822 * passes.c (gate_all_optimizations, pass_all_optimizations,
3823 gate_all_early_local_passes, execute_all_early_local_passes,
3824 pass_early_local_passes, gate_all_early_optimizations,
3825 pass_all_early_optimizations): ... here.
3826 * tree-optimize.c (execute_free_datastructures): Remove.
3827 * tree-flow.h (execute_free_datastructures): Remove.
3828 * tree-optimize.c (execute_init_datastructures,
3829 pass_init_datastructures): Move ...
3830 * tree-ssa.c (execute_init_datastructures,
3831 pass_init_datastructures): ... here.
3832 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
3833 execute_free_datastructures.
3835 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
3837 * dbgcnt.def (ira_move): New counter.
3838 * ira-int.h (ira_create_new_reg): Declare function.
3839 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
3840 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
3841 no longer static. All callers changed.
3842 * ira.c: Include "dbgcnt.h".
3843 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
3844 move_unallocated_pseudos): New static functions.
3845 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
3846 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
3847 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
3848 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
3849 to the pseudos generated in find_moveable_pseudos.
3850 * Makefile.in (ira.o): Add $(DBGCNT_H).
3852 2012-04-12 Richard Guenther <rguenther@suse.de>
3854 PR tree-optimization/52943
3855 * tree-chrec.h (chrec_is_positive): Remove.
3856 * tree-scalar-evolution.c (chrec_is_positive): Move ...
3857 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
3858 Return false for a constant zero instead of negative.
3859 (analyze_siv_subscript_cst_affine): Handle zero difference
3860 in the initial condition explicitely.
3862 2012-04-12 Richard Guenther <rguenther@suse.de>
3864 * tree-parloops.c (parallelize_loops): Also consult the upper
3865 bound for the number of iterations.
3866 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
3867 (loop_prefetch_arrays): Likewise.
3869 2012-04-12 Richard Guenther <rguenther@suse.de>
3871 * cfgloop.h (estimated_loop_iterations_int): Ditch
3872 'conservative' parameter.
3873 (max_stmt_executions_int): Likewise.
3874 (estimated_loop_iterations): Likewise.
3875 (max_stmt_executions): Likewise.
3876 (max_loop_iterations): Declare.
3877 (max_loop_iterations_int): Likewise.
3878 (estimated_stmt_executions): Likewise.
3879 (estimated_stmt_executions_int): Likewise.
3880 * tree-ssa-loop-niter.c (estimated_loop_iterations):
3882 (max_loop_iterations): ... this.
3883 (estimated_loop_iterations_int): Split parts to ...
3884 (max_loop_iterations_int): ... this.
3885 (max_stmt_executions_int): Split parts to ...
3886 (estimated_stmt_executions_int): ... this.
3887 (max_stmt_executions): Split parts to ...
3888 (estimated_stmt_executions): ... this.
3889 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
3890 * predict.c (predict_loops): Likewise.
3891 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
3892 (analyze_siv_subscript_cst_affine): Likewise.
3893 (compute_overlap_steps_for_affine_1_2): Likewise.
3894 (analyze_subscript_affine_affine): Likewise.
3895 (init_omega_for_ddr_1): Likewise.
3896 * tree-parloops.c (parallelize_loops): Likewise.
3897 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
3898 (may_eliminate_iv): Likewise.
3899 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
3900 (loop_prefetch_arrays): Likewise.
3901 * tree-vrp.c (adjust_range_with_scev): Likewise.
3903 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
3905 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
3906 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
3908 (dump_table): Use bool type for need_align and have_df variables.
3909 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
3910 (regs_used): Remove register modifier.
3911 (barrier_align): Move variables slot, credit, jump_to_next
3912 into if block above for loop. Use bool type for jump_to_next.
3913 (sh_function_arg): Use NULL_RTX instead of 0.
3915 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
3917 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
3918 (bswapsi2): New expander.
3920 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
3922 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
3923 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
3925 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
3927 PR rtl-optimization/52876
3928 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
3929 Don't call mark_reg_pointer for incompatible pointer sign extension.
3931 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
3934 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
3936 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
3937 comparisons against TYPE_PRECISION.
3938 * tree-ssa-forwprop.c (combine_conversions): Likewise.
3940 2012-04-11 Xinliang David Li <davidxl@google.com>
3942 * tree-passes.h: Remove TODO_dump_func.
3943 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
3944 * trans-mem.c: Remove TODO_dump_func.
3945 * ira.c: Remove TODO_dump_func.
3947 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
3949 * config/i386/i386.c (ix86_option_override_internal): Check
3950 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
3951 after TARGET_64BIT is updated.
3953 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
3955 * config/sh/sh.h: Remove old secondary reload code.
3957 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
3959 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
3960 (ready_reorder): ... this function.
3962 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
3964 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
3967 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
3968 insns so that no other insn is queued for a time before them.
3970 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
3973 2012-04-11 Richard Guenther <rguenther@suse.de>
3976 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
3977 consider loop nesting.
3978 (evolution_function_is_univariate_p): Properly check the remainder
3981 2012-04-11 Richard Guenther <rguenther@suse.de>
3984 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
3986 2012-04-11 Nick Clifton <nickc@redhat.com>
3988 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
3989 information, if requested.
3991 * config/rx/rx.c (rx_expand_prologue): Likewise.
3993 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
3994 Michael Matz <matz@suse.de>
3997 * rtlanal.c (unsigned_reg_p): New function.
3998 Update copyright notice dates.
3999 * rtl.h (unsigned_reg_p): Prototype it.
4000 Update copyright notice dates.
4001 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
4003 * expr.c (expand_expr_real_1): Set register attributes.
4004 * stmt.c (expand_case): Likewise.
4006 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
4009 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
4010 consider_sh2a and allow_zero.
4011 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
4012 (disp_addr_displacement): New function.
4013 (sh_address_cost): Use disp_addr_displacement function instead
4014 of DISP_ADDR_OFFSET.
4015 (sh_legitimate_address_p): Adapt to changed
4016 sh_legitimate_index_p declaration.
4017 (sh_find_mov_disp_adjust): Remove HImode check.
4018 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
4019 disp_addr_displacement and max_mov_insn_displacement.
4020 (max_mov_insn_displacement): Remove HImode check.
4021 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
4022 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
4023 * config/sh/constraints.md (K05, K13): New constraints.
4024 (K12): Correct comment.
4025 (Sdd): Do not use DISP_ADDR_P macro.
4026 (Snd, Sbw): Use satisfies_constraint_Sdd.
4027 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
4028 (*extendhisi2_compact, movhi_i): Remove.
4029 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
4030 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
4031 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
4032 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
4033 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
4034 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
4035 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
4037 Add new peepholes for HImode displacement addressing.
4039 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
4041 * config/sh/sh.h (SIDI_OFF): Remove.
4042 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
4043 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
4046 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
4049 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
4050 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
4051 * doc/md.texi (Standard Names): Add bswap.
4052 * builtin-types.def (BT_UINT16): New primitive type.
4053 (BT_FN_UINT16_UINT16): New function type.
4054 * builtins.def (BUILT_IN_BSWAP16): New.
4055 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
4056 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
4057 expand_builtin_bswap.
4058 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
4059 (fold_builtin_1): Likewise.
4060 (is_inexpensive_builtin): Likewise.
4061 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
4062 missing bits for bswap to libcall code.
4063 * tree.c (build_common_tree_nodes): Build uint16_type_node.
4064 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
4065 (uint16_type_node): New define.
4066 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
4067 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
4069 (rs6000_init_builtins): Likewise.
4070 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
4072 2012-04-11 Tristan Gingold <gingold@adacore.com>
4074 * doc/extend.texi (Type Attributes): Move paragraph.
4076 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
4079 * diagnostic.h (show_caret): Declare.
4080 (caret_max_width): Declare.
4081 (diagnostic_show_locus): Declare.
4082 * diagnostic.c (diagnostic_initialize): Initialize to false.
4083 (diagnostic_show_locus): New.
4084 (diagnostic_report_diagnostic): Call it.
4085 (getenv_columns): New.
4087 (diagnostic_set_caret_max_width): New.
4088 * input.c (read_line): New.
4089 (location_get_source_line): New.
4090 * input.h (location_get_source_line): Declare.
4091 * toplev.c (general_init): Initialize show_caret from options.
4092 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
4093 * opts.c (common_handle_option): Likewise.
4094 * pretty-print.h (pp_get_prefix): New.
4095 (pp_base_get_prefix): New.
4096 * common.opt (fdiagnostics-show-caret): New option.
4097 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
4099 2012-04-11 Richard Guenther <rguenther@suse.de>
4101 PR rtl-optimization/52881
4102 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
4104 2012-04-11 Richard Guenther <rguenther@suse.de>
4106 PR tree-optimization/52912
4107 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
4108 manipulation code we are threading through a loop header
4109 to an exit destination.
4111 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
4113 * tree.h (warn_if_unused_value): Move declaration from here.
4114 * stmt.c (warn_if_unused_value): Move definition from here.
4116 2010-04-10 Michael Matz <matz@suse.de>
4118 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
4120 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
4121 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
4122 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
4123 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
4124 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
4125 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
4126 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
4127 (vect_record_strided_load_vectors): Rename to
4128 vect_record_grouped_load_vectors.
4129 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
4130 Rename use of above macros.
4131 (vect_verify_datarefs_alignment): Ditto.
4132 (vector_alignment_reachable_p): Ditto.
4133 (vect_peeling_hash_get_lowest_cost): Ditto.
4134 (vect_enhance_data_refs_alignment): Ditto.
4135 (vect_analyze_group_access): Ditto and rename stride to groupsize.
4136 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
4137 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
4138 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
4139 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
4140 (vect_record_strided_load_vectors): Rename to
4141 vect_record_grouped_load_vectors.
4142 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
4143 (destroy_loop_vec_info): Ditto.
4144 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
4145 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
4146 (vect_analyze_slp): Ditto.
4147 (new_bb_vec_info): Ditto.
4148 (destroy_bb_vec_info): Ditto.
4149 (vect_schedule_slp_instance): Ditto and rename strided_store to
4151 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
4152 vect_cost_group_size.
4153 (vect_model_store_cost): Rename use of above macros and call
4154 to vect_cost_strided_group_size.
4155 (vect_model_load_cost): Ditto.
4156 (vectorizable_store): Ditto, rename strided_store to grouped_store
4157 and calls to renamed tree-vectorizer.h functions.
4158 (vectorizable_load): Ditto.
4159 (vect_transform_stmt): Rename use of above macros and strided_store
4162 2012-04-10 Jan Hubicka <jh@suse.cz>
4164 * cgraph.h: Remove misledaing comment on ipa-ref.h.
4165 (symtab_type): New enum.
4166 (symtab_node): New structure.
4167 (cgraph_node, varpool_node): Add symbol base type.
4168 (cgraph, varpool): New accestor functions.
4169 * cgraph.c (cgraph_create_node_1): Set symbol type.
4170 * varpool.c (varpool_node): Set symbol type.
4172 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
4173 Richard Sandiford <rdsandiford@googlemail.com>
4175 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
4177 2012-04-10 Richard Guenther <rguenther@suse.de>
4180 * gimple-low.c (gimple_check_call_args): Properly account for
4181 compatible aggregate types.
4183 2012-04-10 Richard Guenther <rguenther@suse.de>
4185 * toplev.h (tree_rest_of_compilation): Remove.
4186 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4187 * cgraph.h (tree_rest_of_compilation): Declare.
4188 * tree-optimize.c (tree_rest_of_compilation): Move ...
4189 * cgraphunit.c (tree_rest_of_compilation): ... here.
4190 * cgraph.c (cgraph_add_new_function): Adjust.
4191 * Makefile.in (tree-optimize.o): Adjust.
4192 (cgraphunit.o): Likewise.
4194 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
4196 PR tree-optimization/52870
4197 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
4198 presumed pattern statement is within the same loop or basic block.
4200 2012-04-10 Tristan Gingold <gingold@adacore.com>
4202 * gengtype.c (main): Make uintptr_t a known type.
4204 2012-04-10 Richard Guenther <rguenther@suse.de>
4206 * tree-pass.h (tree_lowering_passes): Remove.
4207 * tree-optimize.c (tree_lowering_passes): Remove.
4208 * cgraph.c (cgraph_add_new_function): Inline relevant parts
4209 of tree_lowering_passes, avoid redundant call of early local passes.
4210 * cgraphunit.c (cgraph_lower_function): Fold into ...
4211 (cgraph_analyze_function): ... its single caller. Inline
4212 relevant parts of tree_lowering_passes.
4214 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
4217 * config/pa/pa.opt: Remove SIO and GNU_LD.
4219 2012-04-09 Jan Hubicka <jh@suse.cz>
4224 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
4225 boundary, add its target too.
4226 * lto.c (add_references_to_partition): Add also aliased nodes.
4227 (add_cgraph_node_to_partition,
4228 add_varpool_node_to_partition): Work on nodes, not functions/variables;
4229 when adding alias, add also the aliased object.
4231 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
4234 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
4235 VOIDmode immediate operands.
4236 * config/i386/constraints.md (Wz): New constraint.
4237 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
4239 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
4242 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
4243 the DECL generated for the special GOT helper.
4245 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
4247 * config/sh/constraints.md: Update list of constraints in
4249 (Sr0): Remove unused memory constraint.
4251 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4253 * tree-pretty-print.h: Update comment.
4255 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
4257 * config/sh/sh.md: Use braced string notation where applicable.
4258 (*prefetch_i4, prefetch_m2a): Merge into ...
4259 (*prefetch): ... this new insn.
4261 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
4263 * config/sh/sh.h (high_life_started): Remove
4264 * config/sh/predicates.md (general_movdst_operand): Use
4265 'reload_in_progress' instead of 'high_life_started'.
4266 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
4267 divsi_inv_fp): Likewise.
4269 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
4271 * config/sh/sh-protos.h (prepare_move_operands): Return void
4273 * config/sh/sh.c (prepare_move_operands): Likewise.
4274 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
4276 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
4278 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
4279 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
4280 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
4281 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
4282 commutative_float_operator, noncommutative_float_operator,
4283 sh_handle_pragma): Remove.
4285 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
4287 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
4288 Use @option markup on command-line options. Use @samp markup on
4289 literal keywords to options. Use @code markup on code fragments.
4290 Use other markup in preference to quotation marks in the text.
4291 Add markup to some passages without any.
4293 2012-04-06 Mike Stump <mikestump@comcast.net>
4295 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
4297 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
4299 * config/sh/sh.c (hi_const): Remove.
4300 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
4303 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
4305 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
4307 * config/sh/sh.c (sh_expand_t_scc): Likewise.
4308 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
4309 calling sh_expand_t_scc.
4311 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
4313 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
4314 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
4315 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
4316 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
4317 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
4318 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
4319 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
4320 sh2a_is_function_vector_call): Use bool as return type.
4321 (sh_pass_in_reg_p): Remove.
4322 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
4323 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
4324 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
4325 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
4326 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
4327 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
4328 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
4329 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
4330 sh_loads_bankedreg_p): Use bool as return type.
4331 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
4332 'register' modifier.
4334 2012-04-06 Matt Turner <mattst88@gmail.com>
4336 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4338 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4340 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4341 of the destination isn't also a FP_REGS register.
4343 2012-04-05 Teresa Johnson <tejohnson@google.com>
4344 H.J. Lu <hongjiu.lu@intel.com>
4346 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
4347 * config/i386/i386.md (move immediate to memory peephole2):
4348 Add cases for HImode move when LCP stall avoidance is needed.
4349 * config/i386/i386.c (initial_ix86_tune_features): Initialize
4350 X86_TUNE_LCP_STALL entry.
4352 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
4355 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
4356 CONST_INT operands, zero-extended with AND.
4358 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
4361 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
4362 first argument instead of mode size. Move displacement calculations
4364 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
4365 ... these new functions.
4366 (disp_adjust): Remove max_mov_disp field.
4367 (sh_legitimate_index_p): Use max_mov_insn_displacement and
4368 mov_insn_alignment_mask.
4369 (sh_address_cost): Use max_mov_insn_displacement.
4371 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
4373 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
4374 (arch_enabled): Handle new arch types.
4375 (one_cmpldi2): Add NEON support.
4377 2012-04-05 Richard Guenther <rguenther@suse.de>
4379 * gimple.c (walk_gimple_op): Compute val_only for the LHS
4380 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
4381 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
4382 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
4383 ... here and make static.
4384 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
4387 2012-04-05 Richard Guenther <rguenther@suse.de>
4389 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
4390 basic-block before removing it.
4392 2012-04-05 Richard Guenther <rguenther@suse.de>
4394 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
4395 version namespace as we release the freelist.
4397 2012-04-05 Richard Guenther <rguenther@suse.de>
4399 * tree-nrv.c (tree_nrv): Release VDEFs.
4400 * tree-sra.c (sra_modify_constructor_assign): Likewise.
4401 (sra_modify_assign): Likewise.
4402 * tree-vect-stmts.c (vect_remove_stores): Likewise.
4403 * tree-vect-loop.c (vect_transform_loop): Likewise.
4404 * tree-ssa-dom.c (optimize_stmt): Likewise.
4405 * tree-vect-slp.c (vect_schedule_slp): Likewise.
4406 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
4408 2012-04-05 Richard Guenther <rguenther@suse.de>
4410 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
4412 * gimple.h (gsi_remove): Adjust.
4413 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
4414 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
4415 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
4416 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
4417 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
4418 * tree-ssa-pre.c (eliminate): Likewise.
4420 2012-04-04 Mike Stump <mikestump@comcast.net>
4422 * doc/rtl.texi (const_double): Document as sign-extending.
4423 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
4424 * emit-rtl.c (immed_double_int_const): Refine to state the
4426 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
4427 CONST_DOUBLE integers.
4428 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
4429 negative values are converted. Fix conversions bigger than
4430 HOST_BITS_PER_WIDE_INT.
4431 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
4432 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
4433 * explow.c (plus_constant_mode): Add.
4434 (plus_constant): Implement with plus_constant_mode.
4435 * rtl.h (plus_constant_mode): Add.
4437 2012-04-04 Richard Guenther <rguenther@suse.de>
4439 PR tree-optimization/52808
4440 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
4441 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
4443 2012-04-04 Tristan Gingold <gingold@adacore.com>
4445 * expr.c (expand_expr_real_2): Handle larger sizetype in
4448 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
4450 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
4451 to m2a-single instead of m2e.
4453 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
4455 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
4456 Change type of BITOFFSET to signed. Make sure the lower bound of
4457 the computed range is non-negative by adjusting OFFSET and BITPOS.
4458 (expand_assignment): Adjust call to get_bit_range.
4460 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
4462 * h8300/h8300.c (h8300_current_function_monitor_function_p):
4463 New function. Added to check monitor functions.
4464 (h8300_option_override): Modified to generate error/warning
4465 messages for invalid combinations of different command line
4467 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
4468 save EXR on stack for monitor function in case of H8S target
4469 when "-mno-exr" is passed.
4470 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
4472 * doc/invoke.texi: Document H8S options.
4474 2012-04-03 Tristan Gingold <gingold@adacore.com>
4476 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
4477 of gcc_AC_FUNC_MMAP_BLACKLIST.
4478 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
4479 * Makefile.in (aclocal_deps): Add mmap.m4.
4480 * configure: Regenerate.
4481 * aclocal.m4: Regenerate.
4483 2012-04-03 Richard Guenther <rguenther@suse.de>
4485 PR tree-optimization/52808
4486 * tracer.c (tail_duplicate): Return whether we have duplicated
4488 (tracer): If we have duplicated any block, cleanup the CFG.
4489 * cfghooks.c (duplicate_block): If we duplicated a loop
4490 header but not its loop, destroy the loop because it now has
4492 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
4493 the cfg manipulation routines we are not creating a multiple
4496 2012-04-03 Tristan Gingold <gingold@adacore.com>
4498 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
4500 (vms_c_common_override_options): Allow parameterless variadic
4503 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4505 PR tree-optimization/52835
4506 * tree-data-ref.c (build_rdg): Return NULL if
4507 compute_data_dependences_for_loop failed.
4509 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
4511 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
4512 for REAL_CST as well.
4513 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
4514 In the bitfield case, if the value is a REAL_CST, convert it first to
4517 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
4519 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
4520 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
4521 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
4523 * config/i386/biarchx32.h: New.
4525 2012-04-02 Anatoly Sokolov <aesok@post.ru>
4527 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
4528 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
4529 (arm_preferred_reload_class): New function.
4531 2012-04-02 Richard Guenther <rguenther@suse.de>
4533 PR tree-optimization/52756
4534 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
4535 (thread_through_loop_header): After threading through the loop latch
4536 remove the split part from the loop and clear further threading
4537 opportunities that would create a multiple entry loop.
4539 2012-04-02 Richard Guenther <rguenther@suse.de>
4541 PR rtl-optimization/52800
4542 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
4543 CLEANUP_CFG_CHANGED.
4545 2012-04-02 Richard Guenther <rguenther@suse.de>
4548 * loop-init.c (gate_handle_loop2): Destroy loops here if
4549 we don't enter RTL loop optimizers.
4551 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
4554 2012-03-29 Richard Guenther <rguenther@suse.de>
4556 * rtl.h (extended_count): Remove.
4557 * combine.c (extended_count): Remove.
4559 2012-04-02 Dodji Seketeli <dodji@redhat.com>
4562 * pt.c (more_specialized_fn): Don't apply decay conversion to
4563 types of function parameters.
4565 2012-04-02 Tristan Gingold <gingold@adacore.com>
4567 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
4568 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
4569 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
4570 (ggc_pch_this_base): Use uintptr_t instead of size_t.
4572 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
4575 * config/i386/i386.c (ix86_option_override_internal): Don't
4576 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
4578 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4580 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4581 (stmt_can_make_abnormal_goto): Use it.
4582 (is_ctrl_altering_stmt): Likewise.
4584 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
4585 Kaz Kojima <kkojima@gcc.gnu.org>
4587 * config/sh/sh.c (push_regs): Skip banked registers when
4588 resbank attribute is specified.
4589 (sh_expand_epilogue): Likewise.
4591 2012-03-30 Richard Henderson <rth@redhat.com>
4594 * combine-stack-adj.c (prev_active_insn_bb): New.
4595 (next_active_insn_bb): New.
4596 (force_move_args_size_note): New.
4597 (combine_stack_adjustments_for_block): Use it.
4599 2012-03-30 Richard Henderson <rth@redhat.com>
4601 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
4602 (ix86_expand_vector_init_duplicate): Initialize it.
4603 (expand_vec_perm_palignr): Likewise.
4604 (ix86_expand_vec_perm_const): Likewise.
4605 (ix86_vectorize_vec_perm_const_ok): Likewise.
4606 (expand_vec_perm_blend): Use it.
4607 (expand_vec_perm_vpermil): Likewise.
4608 (expand_vec_perm_pshufb): Likewise.
4609 (expand_vec_perm_1): Likewise.
4610 (expand_vec_perm_pshuflw_pshufhw): Likewise.
4611 (expand_vec_perm_interleave2): Likewise.
4612 (expand_vec_perm_vpermq_perm_1): Likewise.
4613 (expand_vec_perm_vperm2f128): Likewise.
4614 (expand_vec_perm_interleave3): Likewise.
4615 (expand_vec_perm_vperm2f128_vblend): Likewise.
4616 (expand_vec_perm_vpshufb2_vpermq): Likewise.
4617 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
4618 (expand_vec_perm_broadcast): Likewise.
4619 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
4621 2012-03-30 Richard Henderson <rth@redhat.com>
4623 * dwarf2out.c (gen_variable_die): Initialize off.
4625 2012-03-30 Tristan Gingold <gingold@adacore.com>
4627 * config/vms/vms-f.c: New file.
4628 * config/vms/t-vms (vms-f.o): New rule.
4629 * config.gcc (*-*-*vms*): Define fortran_target_objs.
4631 2012-03-30 Richard Guenther <rguenther@suse.de>
4633 PR tree-optimization/52754
4634 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4635 propagate arbitrary addresses into really plain dereferences.
4637 2012-03-30 Richard Guenther <rguenther@suse.de>
4640 * except.c (emit_to_new_bb_before): Move loop updating ...
4641 (dw2_build_landing_pads): ... here. Use a proper block for
4642 querying the loop father.
4644 2012-03-30 Tristan Gingold <gingold@adacore.com>
4646 * config/ia64/ia64.c (ia64_section_type_flags): Remove
4647 common_object attribute handling.
4648 (SECTION_VMS_OVERLAY): Remove
4649 (ia64_vms_common_object_attribute): Replace abort with an assert.
4650 Do not set DECL_SECTION_NAME.
4651 (ia64_vms_output_aligned_decl_common): Handle common_object
4653 (ia64_vms_elf_asm_named_section): Remove.
4654 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
4656 2012-03-30 Richard Guenther <rguenther@suse.de>
4659 * double-int.c (rshift_double): Remove not needed cast.
4661 2012-03-30 Richard Guenther <rguenther@suse.de>
4663 * tree-affine.h (print_aff): Remove.
4664 * tree-affine.c (print_aff): Make static.
4665 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
4666 (get_references_in_stmt): Likewise.
4667 (print_direction_vector): Likewise.
4668 (print_dir_vectors): Likewise.
4669 (print_dist_vectors): Likewise.
4670 (dump_subscript): Likewise.
4671 (dump_ddrs): Likewise.
4672 (dump_dist_dir_vectors): Likewise.
4673 (dump_data_references): Likewise.
4674 (dump_data_dependence_relation): Likewise.
4675 (dump_data_dependence_direction): Likewise.
4676 (dump_rdg_vertex): Likewise.
4677 (dump_rdg_component): Likewise.
4678 (debug_ddrs): Declare.
4679 (struct data_ref_loc_d): Move ...
4680 * tree-data-ref.c (struct data_ref_loc_d): ... here.
4681 (get_references_in_stmt): Make static.
4682 (dump_data_references): Likewise.
4683 (dump_subscript): Likewise.
4684 (print_direction_vector): Likewise.
4685 (print_dir_vectors): Likewise.
4686 (print_dist_vectors): Likewise.
4687 (dump_data_dependence_relation): Likewise.
4688 (dump_dist_dir_vectors): Likewise.
4689 (dump_ddrs): Likewise.
4690 (dump_rdg_vertex): Likewise.
4691 (dump_rdg_component): Likewise.
4692 (debug_ddrs): New function.
4693 (access_matrix_get_index_for_parameter): Remove.
4695 2012-03-30 Tristan Gingold <gingold@adacore.com>
4697 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
4698 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
4699 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
4700 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
4701 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
4702 (vms_patch_builtins): Handle new flags
4703 * config/vms/vms-crtlmap.map: Completed using nm on
4704 c and math system libraries.
4705 * config/vms/make-crtlmap.awk: Handle any number of flags.
4707 2012-03-30 Martin Jambor <mjambor@suse.cz>
4709 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4710 is a builtin_stack_save in a dominating BB.
4712 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4714 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4715 crossing 128bit lane boundary.
4717 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
4719 * ira-color.c (setup_left_conflict_sizes_p): Process all
4720 conflicting objects.
4722 2012-03-29 Jakub Jelinek <jakub@redhat.com>
4724 PR tree-optimization/52760
4725 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
4726 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
4728 2012-03-29 Richard Guenther <rguenther@suse.de>
4730 * cgraph.h (cgraph_materialize_all_clones): Remove.
4731 (reset_inline_failed): Likewise.
4732 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
4733 * cgraphbuild.c (reset_inline_failed): Remove.
4734 * rtl.h (cse_main): Remove.
4735 (extended_count): Likewise.
4736 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
4737 (cse_main): Make static.
4738 * combine.c (extended_count): Remove.
4739 (dump_combine_stats): Mark as DEBUG_FUNCTION.
4740 * basic-block.h (reorder_basic_blocks): Remove.
4741 * bb-reorder.c (reorder_basic_blocks): Make static.
4742 * Makefile.in (dse.o): Remove dse.h dependency.
4744 * dse.c (gate_dse): Remove.
4745 (clear_alias_mode_eq): Likewise.
4746 (clear_alias_mode_hash): Likewise.
4747 (dse_record_singleton_alias_set): Likewise.
4748 (dse_invalidate_singleton_alias_set): Likewise.
4750 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
4752 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
4753 crtbegin_so%O%s for -shared.
4754 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
4756 2012-03-29 Richard Guenther <rguenther@suse.de>
4758 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
4759 (add_to_value): Remove.
4760 (print_value_expressions): Likewise.
4761 * tree-ssa-pre.c (add_to_value): Make static.
4762 (print_value_expressions): Likewise.
4763 * gimple.h (gimple_adjust_this_by_delta): Remove.
4764 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
4766 2012-03-29 Richard Guenther <rguenther@suse.de>
4769 * double-int.h (rshift_double): Remove.
4770 * double-int.c (lshift_double): Use absu_hwi to make count positive.
4771 (rshift_double): Make static, take unsigned count argument,
4772 remove handling of negative count argument.
4773 (double_int_rshift): Dispatch to lshift_double.
4775 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
4777 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
4780 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
4781 (SPEC_X32): Likewise.
4782 (MULTILIB_DEFAULTS): Likewise.
4784 * config/i386/i386.c (isa_opts): Remove -m64.
4785 (ix86_target_string): Properly handle -m32/-m64/-mx32.
4786 (ix86_option_override_internal): Properly
4787 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
4788 handle -m32, -m64 and -mx32.
4790 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
4791 with OPTION_ABI_X32. Moved after TARGET_LP64.
4792 (TARGET_LP64): Changed to OPTION_ABI_64.
4794 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
4795 (mx32): Replace ISA_X32 with ABI_X32.
4797 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
4799 * tree.c (tree_size) <VECTOR_CST>: New case.
4801 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
4803 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
4804 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
4806 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4809 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4810 __builtin_va_start to __builtin_next_arg if the latter is
4811 builtin_decl_explicit_p rather than when it is not.
4814 * tree-vect-generic.c (vector_element): Perform multiplication
4815 for pos in bitsizetype type instead of idx type.
4817 2012-03-28 Richard Guenther <rguenther@suse.de>
4819 * loop-init.c (loop_optimizer_init): If loops are preserved
4820 perform incremental initialization of required loop features.
4821 (loop_optimizer_finalize): If loops are to be preserved only
4822 clean up optional loop features.
4823 (rtl_loop_done): Forcefully free loops here.
4824 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
4825 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
4827 (construct_init_block): Likewise.
4828 (construct_exit_block): Likewise.
4829 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
4830 the CFG after expanding.
4831 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
4832 If we needed to calculate them, free them afterwards.
4833 * tree-pass.h (PROP_loops): New define.
4834 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
4835 * basic-block.h (CLEANUP_CFG_CHANGED): New.
4836 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
4837 (cleanup_cfg): If we did something and have loops around, fix them up.
4838 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
4839 with CLEANUP_CFG_CHANGED.
4840 * cfghooks.c (merge_blocks): If we merge a loop header into
4841 its predecessor, update the loop structure.
4842 (duplicate_block): If we copy a loop latch, adjust loop state
4843 to note we may have multiple latches.
4844 (delete_basic_block): Mark loops for fixup if we remove a loop.
4845 * cfganal.c (forwarder_block_p): Protect loop latches, headers
4847 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
4848 (cfg_layout_can_merge_blocks_p): Likewise.
4849 * cprop.c (bypass_block): If we create a loop with multiple
4850 entries, mark it for removal.
4851 * except.c (emit_to_new_bb_before): Add the new basic-block
4853 * tree-eh.c (lower_resx): Likewise.
4854 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
4855 (expand_omp_taskreg): Likewise.
4856 * tree-inline.c (initialize_cfun): Likewise.
4857 * tree-mudflap.c (add_bb_to_loop): Prototype.
4858 (mf_build_check_statement_for): Properly add new basic-blocks
4860 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
4861 if we remove a loop.
4862 (thread_through_loop_header): Likewise.
4863 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
4864 new basic-blocks to existing loops.
4865 (expand_transaction): Likewise.
4866 * Makefile.in (except.o): Add $(CFGLOOP_H).
4868 (cgraph.o): Likewise.
4869 (cprop.o): Likewise.
4870 (cfgexpand.o): Likewise.
4871 (cfganal.o): Likewise.
4872 (trans-mem.o): Likewise.
4873 (tree-eh.o): Likewise.
4875 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4878 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4879 (avr_builtin_decl): New static function.
4880 (struct avr_builtin_description, avr_bdesc): Move up.
4881 Add GTY marker. Add field fndecl. Remove redundant field id.
4882 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4883 (avr_expand_builtin): Code cleanup because .id is removed.
4885 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4888 * config.gcc (tm_file): Remove avr/multilib.h.
4890 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
4892 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4893 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4894 * config/avr/t-avr: Remove generation of multilib.h.
4895 * config/avr/t-multilib: Regenerate.
4896 * config/avr/multilib.h: Remove.
4897 * config/avr/avr.opt (-msp8): New option.
4898 (avr_sp8): New variable.
4899 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4900 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4901 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4902 (avr_device_to_sp8): New prototype.
4903 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4904 (DRIVER_SELF_SPECS): New define.
4905 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4906 __AVR_SP8__, __AVR_HAVE_SPH__.
4907 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4908 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4909 (avr_file_start): Ditto.
4911 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4914 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4915 instead of 8 in adjust_address.
4917 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4920 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4923 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
4926 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
4927 Rearrange conditional logic. Move displacement address calculations
4929 (sh_find_mov_disp_adjust): ... this new function.
4931 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
4933 * config/arm/arm.opt (mapcs): Remove MaskExists.
4934 * config/cris/linux.opt (mno-gotplt): Likewise.
4935 * config/i386/i386.opt (mhard-float): Likewise.
4937 (mno-sse4): Likewise.
4938 * config/m68k/m68k.opt (mhard-float): Likewise.
4939 * config/mep/mep.op (mcop32): Likewise.
4940 * config/pa/pa-hpux.opt (msio): Likewise.
4941 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
4942 * config/picochip/picochip.opt (mlittle): Likewise.
4943 * config/sh/sh.opt (mrenesas): Likewise.
4944 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
4945 * config/sparc/sparc.opt (mhard-float): Likewise.
4946 * config/v850/v850.opt (mv850es): Likewise.
4947 * config/vax/vax.opt (mg-float): Likewise.
4949 2012-03-27 Martin Jambor <mjambor@suse.cz>
4952 * tree-sra.c (sra_modify_assign): Do not call
4953 load_assign_lhs_subreplacements when working with an unscalarizable
4956 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4959 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4961 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4962 * config/i386/i386.c: Include reload.h.
4963 (ix86_legitimize_reload_address): New function.
4965 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
4967 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
4968 hasn't been allocated. Define a target macro for Mask and
4969 InverseMask if it hasn't been defined. Remove MaskExists handling.
4971 * doc/options.texi: Remove MaskExists.
4973 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
4976 * config/sh/sh.c (find_barrier): Add equality check of last_got
4977 to avoid going above orig insn. Update comments.
4979 2012-03-27 Richard Guenther <rguenther@suse.de>
4982 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4985 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4987 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4988 of a unit before computing the offset in units.
4989 * expr.c (get_bit_range): Return the null range if the enclosing record
4990 is part of a larger bit field.
4992 2012-03-27 Tristan Gingold <gingold@adacore.com>
4994 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
4995 * config/ia64/ia64.md: Remove mode in template.
4996 Sign extend operand in expand_simple_binop.
4997 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
4998 CASE_VECTOR_MODE instead of TARGET_ILP32.
4999 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
5001 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
5003 * varasm.c (assemble_external): #if 0 out the new assert from the
5004 previous commit, it breaks the Java and Go front ends.
5006 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
5008 * toplev.c (check_global_declaration_1): Do not call assemble_external.
5009 * expr.c (emit_block_move_libcall_fn): Likewise.
5010 (clear_storage_libcall_fn): Likewise.
5011 (expand_expr_addr_expr_1): Likewise.
5012 (expand_expr_real_1): Likewise.
5013 * calls.c (rtx_for_function_call): Likewise.
5015 * varasm.c (assemble_external): Assert this function is only called
5016 during or after expanding to RTL.
5018 2012-03-26 Martin Jambor <mjambor@suse.cz>
5020 PR tree-optimization/50052
5021 * tree-sra.c (tree_non_aligned_mem_p): Removed.
5022 (tree_non_aligned_mem_for_access_p): Likewise.
5023 (build_accesses_from_assign): Removed strict alignment requirements
5025 (access_precludes_ipa_sra_p): Likewise.
5027 2012-03-26 Richard Guenther <rguenther@suse.de>
5029 PR tree-optimization/52701
5030 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
5031 compute and set the evolution part of PHI nodes.
5033 2012-03-26 Richard Guenther <rguenther@suse.de>
5035 PR tree-optimization/52721
5036 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
5038 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
5040 PR tree-optimization/52686
5041 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
5044 2012-03-26 Tristan Gingold <gingold@adacore.com>
5046 * config/alpha/vms.h (LINK_SPEC): Simplify.
5047 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
5048 (NAME__MAIN, SYMBOL__MAIN): Remove.
5049 (VMS_DEBUG_MAIN_POINTER): Remove.
5050 * config/ia64/vms.h: Likewise.
5051 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
5052 code to vms.c. Call vms_start_function.
5053 * config/ia64/ia64.c (ia64_start_function): Likewise.
5054 * config/vms/vms-protos.h (vms_start_function): Declare.
5055 * config/vms/vms.c (vms_start_function): New function.
5056 * config/vms/vms.h (MATH_LIBRARY): Define.
5057 (VMS_DEBUG_MAIN_POINTER): Define.
5059 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
5061 PR rtl-optimization/52629
5062 * reload1.c (count_pseudo): Short-circuit common case.
5063 (count_spilled_pseudo): Return early for pseudos without hard regs.
5064 Assert that the pseudo has got a hard reg before manipulating it.
5066 2012-03-24 Jan Hubicka <jh@suse.cz>
5069 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
5070 (decide_is_variable_needed): Do not handle toplevel reorder here.
5071 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
5072 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
5075 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
5077 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
5078 and str_bitsize instead of more convoluted expressions.
5080 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
5083 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
5085 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
5088 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
5090 2012-03-23 Martin Jambor <mjambor@suse.cz>
5092 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
5094 2012-03-23 Richard Guenther <rguenther@suse.de>
5096 PR tree-optimization/52678
5097 * tree-vectorizer.h (struct _stmt_vec_info): Add
5098 loop_phi_evolution_part member.
5099 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
5100 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
5101 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
5102 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
5103 Use the cached evolution part and the PHI nodes value from
5104 the loop preheader edge instead of re-analyzing the evolution.
5106 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5108 * config/mips/mips-tables.opt: Update.
5109 * config/mips/mips.md (processor): Add xlp.
5110 * config/mips/mips-cpus.def: Add xlp.
5111 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
5113 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
5114 * doc/invoke.texi: Mention XLP.
5116 2012-03-22 Jakub Jelinek <jakub@redhat.com>
5119 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
5120 on any new_local_var_chain vars declared during recursing on
5121 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
5123 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
5125 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
5126 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
5127 (ASM_OUTPUT_LOCAL): Ditto.
5128 (ASM_OUTPUT_COMMON): Remove.
5129 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
5130 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
5132 2012-03-22 Jan Hubicka <jh@suse.cz>
5135 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
5137 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
5138 * ipa-inline-transform.c (save_inline_function_body): Remove
5139 copied clone if needed.
5140 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
5142 2012-03-22 Richard Guenther <rguenther@suse.de>
5145 * fold-const.c (fold_ternary_loc): Fix typo.
5147 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
5150 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
5151 (unspecv): Add UNSPECV_MEMORY_BARRIER.
5152 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
5153 (delay_cycles_1, delay_cycles_2): Ditto.
5154 (delay_cycles_3, delay_cycles_4): Ditto.
5155 (nopv, *nopv): Ditto.
5156 (sleep, *sleep): Ditto.
5159 2012-03-22 Richard Guenther <rguenther@suse.de>
5161 PR tree-optimization/52548
5162 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
5163 because of clobbers.
5164 (prune_clobbered_mems): New function.
5165 (compute_antic_aux): Use it to prune ANTIC_OUT.
5166 (compute_partial_antic_aux): Use it to prune PA_IN.
5167 (compute_avail): Only insert expressions into EXP_GEN that are not
5168 invalidated when translated up to the beginning of the block.
5170 2012-03-22 Richard Guenther <rguenther@suse.de>
5172 PR tree-optimization/52638
5173 * tree-vect-stmts.c (vect_init_vector_1): New function, split
5175 (vect_init_vector): ... here. Handle scalar vector inits.
5176 (vect_get_vec_def_for_operand): Adjust.
5177 (vectorizable_load): Likewise.
5179 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
5181 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
5182 (alpha*-*-freebsd*): Ditto.
5183 (alpha*-*-netbsd*): Ditto.
5184 (alpha*-*-openbsd*): Ditto.
5185 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
5186 (DWARF2_DEBUGGING_INFO): Remove.
5187 (PREFERRED_DEBUGGING_TYPE): Remove.
5188 (ASM_FINAL_SPEC): Remove.
5189 (IDENT_ASM_OP): Remove.
5190 (ASM_OUTPUT_IDENT): Remove.
5191 (SKIP_ASM_OP): Remove.
5192 (ASM_OUTPUT_SKIP): Remove.
5193 (ALIGN_ASM_OP): Remove.
5194 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
5195 (ASM_OUTPUT_CASE_LABEL): Remove.
5196 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
5197 (COMMON_ASM_OP): Remove.
5198 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
5199 (ASCII_DATA_ASM_OP): Remove.
5200 (READONLY_DATA_SECTION_ASM_OP): Remove.
5201 (INIT_SECTION_ASM_OP): Remove.
5202 (FINI_SECTION_ASM_OP): Remove.
5203 (ASM_SECTION_START_OP): Remove.
5204 (ASM_OUTPUT_SECTION_START_FILE): Remove.
5205 (TARGET_ASM_NAMED_SECTION): Remove.
5206 (TARGET_ASM_SELECT_SECTION): Remove.
5207 (MAKE_DECL_ONE_ONLY): Remove.
5208 (TYPE_ASM_OP): Remove.
5209 (SIZE_ASM_OP): Remove.
5210 (ASM_WEAKEN_LABEL): Remove.
5211 (TYPE_OPERAND_FMT): Remove.
5212 (ASM_DECLARE_RESULT): Remove.
5213 (ASM_DECLARE_OBJECT_NAME): Remove.
5214 (ASM_FINISH_DECLARE_OBJECT): Remove.
5215 (ELF_ASCII_ESCAPES): Remove.
5216 (ELF_STRING_LIMIT): Remove.
5217 (STRING_ASM_OP): Remove.
5218 (ASM_OUTPUT_EXTERNAL): Remove.
5219 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
5220 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
5222 (ASM_DECLARE_FUNCTION_NAME): Ditto.
5223 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
5224 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
5225 (ASM_OUTPUT_SKIP): Ditto.
5226 (READONLY_DATA_SECTION_ASM_OP): Remove.
5227 (USER_LABEL_PREFIX): Remove.
5228 (ASM_OUTPUT_ASCII): Remove.
5229 (ASM_OUTPUT_CASE_LABEL): Remove.
5230 (NO_DOLLAR_IN_LABEL): Undefine.
5232 2012-03-22 Richard Guenther <rguenther@suse.de>
5234 PR tree-optimization/52459
5235 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
5236 PHI insertion for calls.
5238 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
5240 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
5241 find_sets_in_insn, canonicalize_insn): Split out from ...
5242 (cse_insn): ... here.
5243 (invalidate_from_clobbers): Take an insn instead of the pattern.
5245 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
5248 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
5249 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
5250 * config/sh/sh.md (sindf2, cosdf2): Remove.
5252 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
5255 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
5256 prologue for unwinder and profiler.
5258 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
5260 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
5261 Introduce emul_name to select the right linker emulation for
5262 powerpc64-*-freebsd*.
5263 * configure: Regenerate.
5264 * config.gcc: Add bits to support powerpc64-*-freebsd*.
5265 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
5266 * config/rs6000/freebsd64.h: New file.
5267 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
5269 (rs6000_savres_strategy): Likewise.
5270 (rs6000_savres_routine_name): Likewise.
5271 (rs6000_elf_file_end): Likewise.
5272 * config/rs6000/t-freebsd64: New file.
5273 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
5274 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
5276 * config/rs6000/freebsd64.h: Remove duplicated entries from last
5278 * config/rs6000/t-freebsd64: Likewise.
5280 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
5282 PR rtl-optimization/52543
5284 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
5285 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
5286 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
5287 (avr_load_libgcc_p): Restrict to __flash loads.
5288 (avr_out_lpm): Only handle 1-byte loads from __flash.
5289 (avr_load_lpm): New function.
5290 (avr_find_unused_d_reg): Remove.
5291 (avr_out_lpm_no_lpmx): Remove.
5292 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
5293 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
5294 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
5295 (load_<mode>, load_<mode>_clobber): New insns.
5296 (mov<mode>): For multi-byte move from non-generic
5297 16-bit address spaces: Expand to load_<mode> resp.
5298 load_<mode>_clobber.
5299 (load<mode>_libgcc): Remove expander.
5300 (split-lpmx): Remove split.
5302 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
5304 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
5305 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
5306 All callers changed.
5307 (Fixed_core_reg): New feature.
5308 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
5310 * neon-testgen.ml: Handle Fixed_core_reg.
5312 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
5314 * config/arm/arm.c (thumb2_reorg): Add complete support
5315 for 16-bit instructions.
5316 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
5318 2012-03-21 Richard Guenther <rguenther@suse.de>
5320 PR tree-optimizer/52636
5321 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
5322 to the appropriate type.
5324 2012-03-21 Richard Guenther <rguenther@suse.de>
5326 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
5328 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
5329 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
5330 * passes.c (init_optimization_passes): Remove pass_init_function,
5331 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
5332 * tree-pass.h (pass_init_function): Remove.
5333 (pass_jump): Remove.
5334 (pass_initial_value_sets): Remove.
5335 (pass_unshare_all_rtl): Remove.
5336 * integrate.c (pass_initial_value_sets): Remove.
5337 * emit-rtl.c (pass_unshare_all_rtl): Remove.
5338 * tree.h (init_function_for_compilation): Remove.
5339 * function.c (init_function_for_compilation): Remove.
5340 (pass_init_function): Remove.
5341 * cfgcleanup.c (rest_of_handle_jump): Remove.
5342 (pass_jump): Remove.
5344 2012-03-20 Jason Merrill <jason@redhat.com>
5346 * tree-streamer-in.c (streamer_alloc_tree): Call
5347 ggc_alloc_zone_cleared_tree_node instead of
5348 ggc_alloc_zone_cleared_tree_node_stat.
5350 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
5352 * doc/extend.texi (Template Instantiation): Remove anachronisms.
5354 2012-03-20 Jakub Jelinek <jakub@redhat.com>
5357 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
5358 (ix86_expand_vec_perm_const_1): Call it.
5360 * config/i386/i386.c (vselect_insn): New variable.
5361 (init_vselect_insn): New function.
5362 (expand_vselect, expand_vselect_insn): Add testing_p argument.
5363 Call init_vselect_insn if vselect_insn is NULL. Adjust
5364 PATTERN (vselect_insn), instead of creating a new insn each time,
5365 only emit a copy of it if not testing and recog has been successful.
5366 (expand_vec_perm_pshufb, expand_vec_perm_1,
5367 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
5371 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
5372 ("enabled" attribute): Handle avx2 and noavx2 isas.
5373 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
5375 (vec_dup<mode>): Add avx2 =x,x alternative.
5376 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
5377 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
5378 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
5379 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
5381 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
5382 if possible, handle also V8SFmode.
5384 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
5386 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
5387 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
5388 reg_or_zero_operand predicate.
5389 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
5391 2012-03-20 Jakub Jelinek <jakub@redhat.com>
5393 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
5394 If operand isn't UNSPEC, return 0.
5396 2012-03-20 Richard Guenther <rguenther@suse.de>
5398 * tree-pass.h (pass_rtl_eh): Remove.
5399 * except.c (gate_handle_eh): Likewise.
5400 (rest_of_handle_eh): Likewise.
5401 (pass_rtl_eh): Likewise.
5402 (finish_eh_generation): Export.
5403 * except.h (finish_eh_generation): Declare.
5404 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
5405 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
5406 after expanding stack alignment. Instead of compacting blocks
5409 2012-03-20 Richard Guenther <rguenther@suse.de>
5411 * stor-layout.c (finish_bitfield_representative): Fallback
5412 to conservative maximum size if the padding up to the next
5413 field cannot be computed as a constant.
5414 (finish_bitfield_layout): If we cannot compute the distance
5415 between the start of the bitfield representative and the
5416 bitfield member start a new representative.
5417 * expr.c (get_bit_range): The distance between the start of
5418 the bitfield representative and the bitfield member is zero
5419 if the field offsets are not constants.
5421 2012-03-20 Tristan Gingold <gingold@adacore.com>
5423 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
5424 convert in lowercase.
5425 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
5426 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
5427 * stor-layout.c (sizetype_tab): Adjust.
5428 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
5429 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
5430 instead of type_kind_last.
5431 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
5432 instead of size_int_kind.
5433 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
5434 * doc/tm.texi: Regenerate.
5435 * defaults.h (SIZETYPE): Provide a default value.
5436 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
5439 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
5441 * config/sh/sh.md: Use braced string notation where applicable.
5443 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5445 * config/i386/i386.md (allocate_stack): Simplify.
5447 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5449 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
5450 copy_to_mode_reg (Pmode, ...).
5451 (expand_builtin_frame_address): Ditto.
5452 * expr.c (emit_block_move_via_libcall): Ditto.
5453 (set_storage_via_libcall): Ditto.
5455 * config/i386/i386.c (ix86_expand_movmem): Ditto.
5456 (ix86_expand_setmem): Ditto.
5457 (ix86_trampoline_init): DItto.
5458 * config/i386/i386.md (cmpstrnsi): Ditto.
5460 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
5462 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
5463 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
5464 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
5465 (SH Options): Likewise.
5467 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5469 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
5470 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
5471 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
5472 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
5473 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
5476 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5478 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
5479 * config/i386/i386.c (ix86_decompose_address): Use
5480 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
5481 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
5482 thread pointer to a register.
5485 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
5487 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
5488 if Pmode != word_mode.
5489 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
5490 Pmode == SImode for TARGET_X32.
5492 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
5493 (tls_initial_exec_x32): Likewise.
5495 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
5498 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
5499 DISP_ADDR_OFFSET): New macros.
5500 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
5501 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
5502 (sh_legitimize_address): Add QImode displacement handling.
5503 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
5505 (sh_secondary_reload): Add QImode displacement handling.
5506 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
5507 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
5508 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
5509 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
5510 to register operands only.
5511 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
5512 (extendqihi2): Change insn to expander.
5513 (*extendqihi2_compact_reg): New insn.
5514 (movqi_i, movqi): Replace with ...
5515 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
5516 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
5517 Add new peepholes for QImode displacement addressing.
5519 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
5522 * doc/invoke.texi: Document -Wuseless-cast.
5524 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
5526 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
5527 * tree.h (handled_component_p): Reorder cases.
5528 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
5529 not initialize unsignedp.
5530 (loc_list_from_tree): Likewise.
5531 (fortran_common): Likewise.
5532 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
5534 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5536 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
5537 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
5538 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
5539 (ix86_split_long_move): Ditto.
5540 (legitimize_tls_address): Use ix86_gen_sub3.
5541 (construct_plt_address): Assert that Pmode == DImode.
5543 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
5545 * config/i386/i386.md: Remove empty predicates and/or constraints.
5546 * config/i386/sync.md: Ditto.
5547 * config/i386/sse.md: Ditto.
5548 * config/i386/mmx.md: Ditto.
5549 * config/i386/pentium.md: Ditto.
5550 * config/i386/athlon.md: Ditto.
5552 2012-03-16 Richard Guenther <rguenther@suse.de>
5554 PR tree-optimization/52603
5555 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
5559 2012-03-14 Richard Guenther <rguenther@suse.de>
5561 PR tree-optimization/52571
5562 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
5563 flag_section_anchors check ...
5564 (vect_can_force_dr_alignment_p): ... here.
5566 2012-03-16 Martin Jambor <mjambor@suse.cz>
5568 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
5569 memory through MEM_REFs by calling extract_bit_field.
5571 2012-03-16 Richard Guenther <rguenther@suse.de>
5573 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
5574 and REFERENCE_TYPE interpretations.
5575 (can_native_interpret_type_p): New function.
5576 (fold_ternary_loc): Use native encode/interpret to fold
5577 BIT_FIELD_REFs of constants.
5579 2012-03-16 Richard Guenther <rguenther@suse.de>
5582 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
5583 of vector constants and constructors.
5585 2012-03-16 Richard Guenther <rguenther@suse.de>
5587 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
5588 VIEW_CONVERT_EXPR to convert constants.
5589 (vect_is_simple_use): Treat all constants as vec_constant_def.
5591 2012-03-16 Richard Guenther <rguenther@suse.de>
5592 Kai Tietz <ktietz@redhat.com>
5595 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
5596 side-effects completely in the pre-queue and use a temporary
5599 2012-03-16 Richard Guenther <rguenther@suse.de>
5601 * stor-layout.c (finish_bitfield_representative): Fall back
5602 to the conservative maximum size if we cannot compute the
5603 size of the tail padding.
5605 2012-03-16 Tristan Gingold <gingold@adacore.com>
5607 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
5608 __CRTL_VER and __VMS_VER.
5609 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
5610 and vms_c_get_vms_ver.
5611 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
5613 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
5614 (VMS_DEFAULT_VMS_VER): Define.
5615 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
5616 (VMS_DEFAULT_VMS_VER): Define.
5618 2012-03-16 Richard Guenther <rguenther@suse.de>
5620 * tree-vect-loop.c (get_initial_def_for_induction): Use
5621 build_constructor directly.
5622 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
5623 build_vector_from_val.
5624 * tree.c (build_vector_from_val): Avoid creating a constructor
5625 first when we want a constant vector.
5627 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5629 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
5631 2012-03-16 Richard Guenther <rguenther@suse.de>
5633 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
5634 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
5635 (struct tree_vector): Remove elements member, add variable size
5637 (build_vector_stat): Declare.
5638 (build_vector): Define in terms of build_vector_stat.
5639 * tree.c (build_vector): Rename to ...
5640 (build_vector_stat): ... this. Take array of trees as parameter.
5641 (build_vector_from_ctor): Adjust.
5642 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
5643 initializer_zerop): Adjust.
5644 * cfgexpand.c (expand_debug_expr): Likewise.
5645 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
5646 const_vector_from_tree): Likewise.
5647 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
5648 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
5649 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
5650 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
5651 (lto_input_ts_vector_tree_pointers): Adjust.
5652 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
5653 (write_ts_vector_tree_pointers): Adjust.
5654 * varasm.c (const_hash_1, compare_constant, copy_constant,
5655 output_constant): Adjust.
5656 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
5657 * print-tree.c (print_node): Adjust.
5658 * tree-pretty-print.c (dump_generic_node): Adjust.
5659 * tree-vect-generic.c (uniform_vector_p, vector_element,
5660 lower_vec_perm): Adjust.
5661 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
5662 * tree-vect-slp.c (vect_get_constant_vectors,
5663 vect_transform_slp_perm_load): Adjust.
5664 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
5665 * expmed.c (make_tree): Adjust.
5666 * config/i386/i386.c (ix86_expand_builtin): Adjust.
5667 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
5669 (sparc_fold_builtin): Adjust.
5671 2012-03-16 Tristan Gingold <gingold@adacore.com>
5673 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
5674 * config/vms/vms-stdint.h: New file.
5676 2012-03-16 Tristan Gingold <gingold@adacore.com>
5678 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
5679 (ia64-hp-*vms*): Replaced by ...
5680 (*-*-*vms*): ... This new entry.
5682 2012-03-15 Jakub Jelinek <jakub@redhat.com>
5685 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
5686 (ix86_expand_vec_perm_const_1): Use it.
5689 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
5690 (avx2_permv4df): Remove.
5691 (avx2_permv4di): Macroize into...
5692 (avx2_perm<mode>): ... this using VI8F_256 iterator.
5693 (avx2_permv4di_1): Macroize into...
5694 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
5696 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
5698 * combine.c (apply_distributive_law): Do not distribute SUBREG.
5700 2012-03-15 Ira Rosen <irar@il.ibm.com>
5701 Ulrich Weigand <ulrich.weigand@linaro.org>
5703 * tree-vect-patterns.c (widened_name_p): Rename to ...
5704 (type_conversion_p): ... this. Add new argument to determine
5705 if it's a promotion or demotion operation. Check for
5706 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
5707 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
5709 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
5710 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
5712 (vect_recog_mixed_size_cond_pattern): Likewise and allow
5713 non-constant then and else clauses.
5715 2012-03-15 Ira Rosen <irar@il.ibm.com>
5716 Ulrich Weigand <ulrich.weigand@linaro.org>
5718 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
5719 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
5721 * tree-vect-patterns.c (widened_name_p): Pass basic block
5722 info to vect_is_simple_use.
5723 (vect_recog_dot_prod_pattern): Fail for basic blocks.
5724 (vect_recog_widen_sum_pattern): Likewise.
5725 (vect_handle_widen_op_by_const): Support basic blocks.
5726 (vect_operation_fits_smaller_type,
5727 vect_recog_over_widening_pattern): Likewise.
5728 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
5729 Update call to vect_is_simple_use.
5730 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
5732 (check_bool_pattern): Add an argument, update call to
5733 vect_is_simple_use and the recursive calls.
5734 (vect_recog_bool_pattern): Update relevant function calls.
5736 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
5737 (vect_pattern_recog_1): Check for reduction only in loops.
5738 (vect_pattern_recog): Add new argument. Support basic blocks.
5739 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
5740 info to vect_is_simple_use_1.
5741 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
5742 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
5744 2012-03-15 Jakub Jelinek <jakub@redhat.com>
5745 Andrew Pinski <apinski@cavium.com>
5748 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
5749 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
5750 calls instead of __builtin_ir{int,ound}*.
5752 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5754 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
5757 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5759 * config.gcc (target_type_format_char): New. Document it. Set it for
5761 * configure.ac (gnu_unique_option): Use target_type_format_char
5762 in test. Comment rationale.
5763 * configure: Regenerate .
5765 2012-03-15 Jakub Jelinek <jakub@redhat.com>
5767 PR tree-optimization/52267
5768 * tree-vrp.c (masked_increment): New function.
5769 (register_edge_assert_for_2): Derive ASSERT_EXPRs
5770 from (X & CST1) cmp CST2 tests.
5772 2012-03-15 Richard Guenther <rguenther@suse.de>
5775 * tree-data-ref.c (subscript_dependence_tester_1): Check
5776 all dimensions for non-conflicting access functions.
5778 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
5781 * doc/invoke.texi [C++ Language Options]: Document
5782 -ftemplate-backtrace-limit.
5784 2012-03-15 Tristan Gingold <gingold@adacore.com>
5786 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
5789 2012-03-15 Tristan Gingold <gingold@adacore.com>
5791 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
5792 use DW_OP_call_frame_cfa.
5794 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
5797 * config/i386/i386-opts.h (pmode): New.
5799 * config/i386/i386.c (ix86_option_override_internal): Properly
5800 check and set ix86_pmode.
5802 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
5804 * config/i386/i386.opt (maddress-mode=): New.
5806 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
5808 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5810 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
5811 (dwarf2out_do_cfi_asm): Likewise.
5812 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
5814 (add_data_member_location_attribute): Likewise.
5815 (gen_array_type_die): Likewise.
5816 (gen_subprogram_die): Likewise.
5817 (gen_producer_string): Likewise.
5818 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
5819 Remove MIPS_DEBUGGING_INFO handling.
5820 (sdb_debug_hooks): Likewise.
5821 (sdbout_begin_block): Likewise.
5822 (sdbout_end_block): Likewise.
5823 (sdbout_begin_prologue): Likewise.
5824 (sdbout_start_source_file): Likewise.
5825 (sdbout_end_source_file): Likewise.
5826 (sdbout_init): Likewise.
5827 * system.h (MIPS_DEBUGGING_INFO): Poison.
5829 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5831 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
5832 (alpha_file_start) [MS_STAMP]: Remove.
5834 * config/alpha/elf.h (TARGET_GAS): Remove.
5835 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
5836 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
5837 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
5838 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
5839 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
5840 (alpha*-*-freebsd*): Likewise.
5841 (alpha*-*-netbsd*): Likewise.
5842 (alpha*-*-openbsd*): Likewise.
5843 (alpha*-*-*): Remove target_cpu_default2.
5844 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
5846 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
5847 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
5848 * config/alpha/alpha.c (print_operand): Always assume
5849 TARGET_AS_SLASH_BEFORE_SUFFIX.
5850 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
5851 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
5852 ("*builtin_setjmp_receiver_er_1"): Remove.
5853 * config/alpha/alpha.opt (malpha-as): Remove.
5855 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
5857 Remove DEC Unix reference.
5859 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
5860 (EXTENDED_COFF): Remove.
5861 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
5862 (EXTENDED_COFF): Don't undef.
5863 * config/alpha/alpha.c (alpha_file_start): Always assume
5865 Don't set targetm.asm_file_start_file_directive.
5866 [!OBJECT_FORMAT_ELF]: Remove.
5867 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
5869 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
5870 (DBX_DEBUGGING_INFO): Remove.
5871 (MIPS_DEBUGGING_INFO): Remove.
5872 (PREFERRED_DEBUGGING_TYPE): Remove.
5873 (DBX_OUTPUT_SOURCE_LINE): Remove.
5874 (SDB_OUTPUT_SOURCE_LINE): Remove.
5875 (DBX_CONTIN_LENGTH): Remove.
5876 (NO_DBX_FUNCTION_END): Remove.
5877 (ASM_STABS_OP): Remove.
5878 (ASM_STABN_OP): Remove.
5879 (ASM_STABD_OP): Remove.
5880 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
5881 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
5882 (PUT_SDB_DEF): Remove.
5883 (PUT_SDB_PLAIN_DEF): Remove.
5884 (PUT_SDB_TYPE): Remove.
5885 (sdb_label_count): Remove.
5886 (PUT_SDB_BLOCK_START): Remove.
5887 (PUT_SDB_BLOCK_END): Remove.
5888 (PUT_SDB_FUNCTION_START): Remove.
5889 (PUT_SDB_FUNCTION_END): Remove.
5890 (PUT_SDB_EPILOGUE_END): Remove.
5891 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
5892 (MIPS_DEBUGGING_INFO): Don't undef.
5893 (DBX_DEBUGGING_INFO): Don't undef.
5894 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
5895 (MIPS_DEBUGGING_INFO): Don't undef.
5896 (DBX_DEBUGGING_INFO): Don't undef.
5897 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
5898 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
5900 (alpha_start_function): Likewise.
5901 (sdb_label_count): Remove.
5902 (alpha_output_filename): Remove DBX_DEBUG handling.
5903 (alpha_file_start): Likewise.
5905 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5907 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
5908 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
5909 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
5911 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
5912 (ld_tls_support): Remove Solaris 8 references.
5913 (lwp_dir, lwp_spec): Remove support for alternate thread library.
5914 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
5915 * configure: Regenerate.
5916 * config.in: Regenerate.
5918 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
5919 * config/i386/sol2.h: Remove Solaris 8 references.
5921 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
5922 (i?86-*-solaris2.9): ... this.
5923 Remove Solaris 8 references.
5924 (Specific, *-*-solaris2*): Document Solaris 8 removal.
5925 Remove Solaris 8 references.
5927 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5929 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
5930 (mips-sgi-irix6.5*): Remove.
5931 * config.host (mips-sgi-irix*): Remove.
5932 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
5933 (set_have_as_tls): Remove *-*-irix6*.
5934 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
5935 * configure: Regenerate.
5937 * config/mips/iris6.h: Remove.
5938 * config/mips/iris6.opt: Remove.
5939 * config/mips/t-irix6: Remove.
5941 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
5942 (TARGET_IRIX6): Remove.
5943 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
5944 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
5945 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
5947 (mips_file_start): Likewise.
5948 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
5950 * config/mips/driver-native.c [__sgi__]: Remove.
5951 (host_detect_local_cpu) [__sgi__]: Remove.
5953 * config/mips/gnu-user.h: Remove iris5.h reference.
5955 * config/mips/mips-modes.def: Remove IRIX 6 reference.
5956 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
5957 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
5960 * gcc.c (main): Move asm_debug initialization ...
5961 (asm_debug): ... here.
5963 * ginclude/stddef.h (__STDDEF_H__): Don't define.
5965 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
5966 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
5967 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
5968 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
5969 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
5970 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
5972 * doc/tm.texi: Regenerate.
5974 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
5976 (MIPS Options, -march): Remove IRIX reference.
5977 * doc/install.texi (Binaries, SGI IRIX): Remove.
5978 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
5980 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
5982 2012-03-14 Martin Jambor <mjambor@suse.cz>
5984 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
5985 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
5986 (expand_expr_real_1): Do not handle misalignment if modifier is
5989 2012-03-14 Richard Guenther <rguenther@suse.de>
5992 * tree-vect-generic.c (type_for_widest_vector_mode): Take
5993 element type instead of mode, use build_vector_type_for_mode
5994 instead of the langhook, build a vector of proper signedness.
5995 (expand_vector_operations_1): Adjust.
5997 2012-03-14 Richard Guenther <rguenther@suse.de>
6000 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
6001 a cgraph node for a FUNCTION_DECL that comes from a constructor.
6002 (gimple_get_virt_method_for_binfo): Likewise.
6004 2012-03-14 Richard Guenther <rguenther@suse.de>
6006 PR tree-optimization/52571
6007 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
6008 flag_section_anchors check ...
6009 (vect_can_force_dr_alignment_p): ... here. Do not re-align
6010 DECL_COMMON variables.
6012 2012-03-14 Richard Guenther <rguenther@suse.de>
6014 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
6015 * stor-layout.c (start_bitfield_representative): New function.
6016 (finish_bitfield_representative): Likewise.
6017 (finish_bitfield_layout): Likewise.
6018 (finish_record_layout): Call finish_bitfield_layout.
6019 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
6020 for QUAL_UNION_TYPE fields.
6021 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
6022 Stream DECL_BIT_FIELD_REPRESENTATIVE.
6023 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
6028 * expr.c (get_bit_range): Unconditionally extract bitrange
6029 from DECL_BIT_FIELD_REPRESENTATIVE.
6030 (expand_assignment): Adjust call to get_bit_range.
6032 2012-03-14 Richard Guenther <rguenther@suse.de>
6035 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
6036 the outermost conversion is a sign-change only.
6037 (fold_binary_loc): Disregard widening and sign-changing
6038 conversions when we determine if two variables are equal
6040 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
6041 (T1)x if the outermost conversion is a sign-change only.
6043 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
6046 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
6048 * config/i386/predicates.md (constant_call_address_operand): Declare
6049 as special predicate. Update all uses.
6051 2012-03-13 Jakub Jelinek <jakub@redhat.com>
6054 * c-parser.c (c_parser_postfix_expression)
6055 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
6057 * config/i386/smmintrin.h: Avoid /* within a comment.
6058 * config/i386/nmmintrin.h: Likewise.
6060 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6062 * config/i386/i386.md (xbegin): Remove constraint from expander.
6064 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6066 * config/i386/predicates.md (constant_call_address_operand): Declare
6067 as special predicate. Update all uses.
6068 * config/i386/i386.md: Remove mode from constant_call_address_operand
6070 * config/i386/i386.c (ix86_output_call_insn): Call
6071 constant_call_address_operand with VOIDmode.
6073 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6075 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
6076 AND zero extended address correctly.
6078 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6080 * config/i386/predicates.md (tls_symbolic_operand): Declare as
6082 (tls_modbase_operand): Ditto.
6083 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
6084 tls_modbase_operand predicates.
6086 2012-03-13 Martin Jambor <mjambor@suse.cz>
6088 * expr.c (expand_assignment): Handle misaligned scalar writes to
6089 memory through top-level MEM_REFs by calling store_bit_field.
6091 2012-03-13 Richard Guenther <rguenther@suse.de>
6094 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
6095 if Y is a constant multiple of 1 << CST.
6097 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
6100 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
6101 offset (size) to a value the insns can deal with.
6102 (expand_epilogue): Ditto.
6104 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6106 * config/arm/neon.ml (ops): Fixup expected instructions for
6107 unsigned vector compares.
6109 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6111 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
6112 addresses only when %reg is not in word mode.
6114 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6116 * config/microblaze/microblaze.md: Fix typo.
6117 * tree-if-conv.c: Likewise.
6118 * tree-vect-patterns.c: Likewise.
6120 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6122 * config.gcc (extra_passes): Remove.
6123 * configure.ac (extra_passes): Don't substitute.
6124 * configure: Regenerate.
6125 * Makefile.in (EXTRA_PASSES): Remove.
6126 (GCC_PASSES): Remove $(EXTRA_PASSES).
6127 (MOSTLYCLEANFILES): Likewise.
6129 (install-common): Likewise.
6131 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6133 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
6134 * config/i386/i386.c (ix86_decompose_address): Use
6135 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
6136 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
6137 thread pointer to a register.
6139 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
6141 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
6142 on tls_symbolic_operand.
6143 (tls_global_dynamic_64_<mode>): Likewise.
6145 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
6148 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
6149 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
6151 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
6154 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
6155 type from reg_class_t to enum reg_class.
6156 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
6158 2012-03-12 Andrew Pinski <apinski@cavium.com>
6160 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
6161 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
6162 (value_replacement): Likewise.
6163 (empty_block_p): Check also if the PHIs for the block are empty.
6165 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
6168 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
6169 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
6170 r184615 from 2012-02-28.
6172 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
6174 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
6175 (ix86_gen_tls_local_dynamic_base_64): Likewise.
6176 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
6177 and ix86_gen_tls_local_dynamic_base_64.
6178 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
6179 ix86_gen_tls_local_dynamic_base_64.
6181 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
6182 (*tls_global_dynamic_64_<mode>): This.
6183 (tls_global_dynamic_64): Renamed to ...
6184 (tls_global_dynamic_64_<mode>): This.
6185 (*tls_local_dynamic_base_64): Renamed to ...
6186 (*tls_local_dynamic_base_64_<mode>): This.
6187 (tls_local_dynamic_base_64): Renamed to ...
6188 (tls_local_dynamic_base_64_<mode>): This.
6190 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
6192 * config/i386/i386.c (ix86_option_override_internal): Properly
6193 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
6194 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
6195 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
6196 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
6198 * config/i386/sse.md (sse3_monitor64): Renamed to ...
6199 (sse3_monitor64_<mode>): This.
6201 2012-03-12 Tristan Gingold <gingold@adacore.com>
6203 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
6204 (ia64_function_arg_advance): Ditto.
6206 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6208 * config.gcc (mips*-*-openbsd*): Remove.
6209 * config/mips/openbsd.h: Remove.
6210 * config/mips/sdb.h: Remove.
6212 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
6213 * config/mips/mips.c (sdb_label_count): Remove.
6214 (mips_debugger_offset): Remove #if 0 code.
6215 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
6216 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
6218 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6220 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
6222 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
6223 Update binutils references.
6224 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
6225 Update binutils reference.
6226 Update Sun as/GNU ld caveat.
6227 Document binutils largefile requirement for LTO plugin.
6228 Remove reference to alternate libpthread.
6230 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6232 * config.gcc (alpha*-dec-osf5.1*): Remove.
6233 * config.host (alpha*-dec-osf*): Remove.
6234 * configure.ac (*-*-osf*): Remove.
6235 (alpha*-dec-osf*): Remove.
6236 * configure: Regenerate.
6238 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
6239 config/alpha/va_list.h, config/alpha/x-osf: Remove.
6241 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
6242 * config/alpha/alpha.c (struct machine_function): Update comment.
6243 (alpha_start_function): Remove Tru64 UNIX as handling for
6245 * config/alpha/alpha.md ("exception_receiver"): Remove
6246 TARGET_LD_BUGGY_LDGP.
6247 ("*exception_receiver_2"): Likewise.
6248 * except.c (finish_eh_generation): Remove Tru64 reference.
6249 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
6250 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
6251 * target.def (handle_pragma_extern_prefix): Remove.
6253 * Makefile.in (mips-tfile.o-warn): Remove.
6254 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
6255 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
6256 * mips-tdump.c, mips-tfile.c: Remove.
6258 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
6260 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
6261 (Specific, alpha*-dec-osf5.1): Note removal.
6262 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
6264 * doc/tm.texi: Regenerate.
6265 * doc/trouble.texi (Cross-Compiler Problems): Remove.
6267 2012-03-12 Richard Guenther <rguenther@suse.de>
6269 * config/arm/arm.c (neon_dereference_pointer): Do not call
6270 covert during RTL expansion.
6272 2012-03-12 Tristan Gingold <gingold@adacore.com>
6274 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
6275 Options. Mention -mpointer-size.
6277 2012-03-12 Richard Guenther <rguenther@suse.de>
6279 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
6280 build_nonstandard_integer_type.
6282 2012-03-12 Richard Guenther <rguenther@suse.de>
6284 * tree.c (signed_or_unsigned_type_for): Use
6285 build_nonstandard_integer_type.
6286 (signed_type_for): Adjust documentation.
6287 (unsigned_type_for): Likewise.
6288 * tree-pretty-print.c (dump_generic_node): Use standard names
6289 for non-standard integer types if available.
6291 2012-03-12 Tristan Gingold <gingold@adacore.com>
6293 * config/vms/vms.opt: Add vms-opts.h header.
6294 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
6296 (-mvms-return-codes): Document.
6297 (-mpointer-size): New option.
6298 (vms_pointer_size): Add enumeration.
6299 * config/vms/vms-opts.h: New file.
6300 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
6301 __INITIAL_POINTER_SIZE.
6302 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
6303 (C_COMMON_OVERRIDE_OPTIONS): Define.
6304 (DWARF2_ADDR_SIZE): Define.
6305 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
6306 * config/vms/vms-protos.h (vms_c_common_override_options):
6308 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
6309 if -mno-pointer-size.
6310 (vms_c_common_override_options): New function.
6311 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
6312 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
6313 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
6314 and flag_vms_pointer_size.
6315 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
6316 * config.gcc (*-*-*vms*): Define xm_file.
6317 (alpha*-dec-*vms*): Do not define xm_file.
6318 (alpha64-dec-*vms*): Remove.
6319 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
6322 2012-03-12 Jakub Jelinek <jakub@redhat.com>
6324 PR tree-optimization/51721
6325 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
6326 if (int) unsvar cmp CST.
6328 2012-03-12 Richard Guenther <rguenther@suse.de>
6330 * tree-sra.c (create_access_replacement): Only rename the replacement
6331 if we can rewrite it into SSA form. Properly mark register typed
6332 replacements that we cannot rewrite with TREE_ADDRESSABLE.
6333 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
6334 for aggregate or BLKmode results.
6336 2012-03-12 Jakub Jelinek <jakub@redhat.com>
6338 PR tree-optimization/52533
6339 * tree-vrp.c (register_edge_assert_for_2): Use double_int
6340 type for mask, only handle shifts by non-zero in-range
6341 shift count, for LE_EXPR and GT_EXPR if new_val is
6342 maximum, don't add the assertion.
6344 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
6346 * doc/invoke.texi: Document -mrtm option.
6347 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
6348 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
6349 (ix86_handle_option): Handle OPT_mrtm.
6350 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
6352 (x86_64-*-*): Ditto.
6353 * i386-builtin-types.def (INT_FTYPE_VOID): New.
6354 * config/i386/i386-c.c (ix86_target_macros_internal): Define
6356 (ix86_target_string): Define -mrtm option.
6358 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
6360 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
6361 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
6363 (bdesc_special_args): Ditto.
6364 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
6365 (ix86_expand_special_args_builtin): Handle new built-in type.
6366 (ix86_expand_builtin): Handle XABORT instruction.
6367 * config/i386/i386.h (TARGET_RTM): New.
6368 * config/i386/i386.md (UNSPECV_XBEGIN): New.
6369 (UNSPECV_XEND): Ditto.
6370 (UNSPECV_XABORT): Ditto.
6371 (UNSPECV_XTEST): Ditto.
6378 * config/i386/i386.opt (mrtm): New.
6379 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
6380 * config/i386/rtmintrin.h: New header.
6381 * config/i386/xtestintrin.h: Ditto.
6383 2012-03-12 Tristan Gingold <gingold@adacore.com>
6385 * ginclude/stddef.h: Adjust previous patch.
6386 Use __VMS__ instead of VMS.
6388 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
6390 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
6391 Also convert sequences with CC setting arithmetic instruction.
6393 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
6395 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
6396 from C Language Options to Preprocessor Options.
6397 (C Dialect Options): Move -no-integrated-cpp documentation
6399 (Preprocessor Options): ...to here. Rewrite the description
6400 so it makes more sense, and remove discussion of merging front ends.
6402 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6404 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
6406 (ix86_expand_setmem): Likewise.
6408 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
6410 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
6413 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6415 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
6416 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
6418 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6420 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
6422 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6424 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
6427 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6428 Uros Bizjak <ubizjak@gmail.com>
6430 * config/i386/predicates.md (call_insn_operand): Allow
6431 constant_call_address_operand in Pmode only.
6432 (sibcall_insn_operand): Ditto.
6433 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
6434 (*call_vzeroupper): Ditto.
6436 (*sibcall_vzeroupper): Ditto.
6437 (*call_value): Ditto.
6438 (*call_value_vzeroupper): Ditto.
6439 (*sibcall_value): Ditto.
6440 (*sibcall_value_vzeroupper): Ditto.
6441 (*indirect_jump): Ditto.
6442 (*tablejump_1): Ditto.
6443 (indirect_jump): Convert memory address to word mode for TARGET_X32.
6445 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
6448 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
6451 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
6452 Use movrt_negc instead of negc pattern for non-SH2A.
6454 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
6456 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
6458 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
6459 if Pmode != word_mode.
6460 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
6461 Pmode == SImode for TARGET_X32.
6463 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
6464 (tls_initial_exec_x32): Likewise.
6466 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
6468 PR rtl-optimization/52528
6469 * combine.c (can_combine_p): Add setting of subst_low_luid
6470 before call to expand_field_assignment().
6472 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
6474 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
6475 and related program names.
6477 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
6479 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
6481 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
6484 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
6485 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
6487 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
6488 (*movdi_internal_rex64): Use %E operand modifier for lea.
6489 (*movsi_internal): Ditto.
6491 (*lea<mode>_2): Ditto.
6492 (*lea_{3,4,5,6}_zext): Ditto.
6493 (*tls_global_dynamic_32_gnu): Ditto.
6494 (*tls_global_dynamic_64): Ditto.
6495 (*tls_dynamic_gnu2_lea_32): Ditto.
6496 (*tls_dynamic_gnu2_lea_64): Ditto.
6497 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
6499 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
6501 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
6502 redefine to be NULL if the current bit-size is different from the
6503 configured bit-size.
6505 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
6506 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
6507 set the default tuning. Add asserts to make sure the cpu and tune
6508 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
6509 test whether the index is set, instead of > 0.
6510 (rs6000_file_start): Do not reset the default cpu if the current
6511 bit-size is different from the configured bit-size.
6513 2012-03-09 Tristan Gingold <gingold@adacore.com>
6515 * config/vms/vms-crtlmap.map: Add comments.
6516 Add entries needed to build Ada RTS.
6518 2012-03-09 Tristan Gingold <gingold@adacore.com>
6520 * ginclude/stddef.h: Do not define __size_t on VMS.
6522 2012-03-09 Tristan Gingold <gingold@adacore.com>
6524 * c-tree.h (c_default_pointer_mode): New variable.
6525 * c-decl.c (c_default_pointer_mode): New variable.
6526 (c_build_pointer_type): New function.
6527 (grokdeclarator): Call c_build_pointer_type instead
6528 of build_pointer_type.
6530 * config/vms/vms-c.c: Include c-tree.h
6531 (saved_pointer_mode): New variable.
6532 (handle_pragma_pointer_size): New function.
6533 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
6534 (vms_c_register_pragma): Register __pointer_size and
6535 __required_pointer_size pragmas.
6537 2012-03-09 Tristan Gingold <gingold@adacore.com>
6539 * config/vms/vms-c.c (vms_construct_include_filename): New function.
6540 (vms_c_register_includes): Reference it.
6542 2012-03-09 Andrew Pinski <apinski@cavium.com>
6545 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
6547 (tree_ssa_phiopt_worker): Go through all the PHIs for
6548 value_replacement instead of just the singleton one.
6549 (value_replacement): Change return type to int. Return 0 instead of
6551 Allow the middle basic block to contain more than just the defining
6553 Handle non empty middle basic blocks.
6554 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
6556 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
6558 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
6559 array reference and component reference.
6560 (analyze_scalar_evolution_for_address_of): New.
6562 2012-03-08 Jie Zhang <jzhang918@gmail.com>
6565 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
6566 (hwloop_pattern_reg): Fix set but not used warning.
6567 (bfin_reorg_loops): Remove unused parameter.
6568 (bfin_reorg): Update use of bfin_reorg_loops.
6570 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
6572 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
6573 with integer parameters in registers.
6574 (gen_push): Push register in word_mode instead of Pmode.
6575 (ix86_emit_save_regs): Likewise.
6576 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
6577 (gen_pop): Pop register in word_mode instead of Pmode.
6578 (ix86_emit_restore_regs_using_pop): Likewise.
6579 (ix86_expand_prologue): Replace Pmode with word_mode for push
6580 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
6581 restore RAX and R10 in word_mode.
6582 (ix86_emit_restore_regs_using_mov): Restore integer registers
6584 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
6586 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
6587 (ix86_split_long_move): Likewise.
6589 * config/i386/i386.md (W): New.
6590 (*push<mode>2_prologue): Replace :P with :W.
6591 (*pop<mode>1): Likewise.
6592 (*pop<mode>1_epilogue): Likewise.
6593 (push/pop peephole2): Use word_mode scratch registers.
6595 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
6597 * config/i386/predicates.md (indirect_branch_operand): Simplify.
6599 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
6601 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
6602 for constants in [-63,63].
6604 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
6608 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
6610 * config/i386/i386.c (ix86_print_operand_address): Only handle
6611 zero-extended DImode addresses.
6613 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6615 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
6616 * configure: Regenerate.
6618 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
6621 * config/avr/avr.c (avr_mem_clobber): New static function.
6622 (avr_expand_delay_cycles): Add memory clobber operand to
6623 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
6624 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
6625 (enable_interrupt, disable_interrupt): New expander.
6626 (nopv, sleep, wdr): New expanders.
6627 (delay_cycles_1): Add memory clobber.
6628 (delay_cycles_2): Add memory clobber.
6629 (delay_cycles_3): Add memory clobber.
6630 (delay_cycles_4): Add memory clobber.
6631 (cli_sei): New insn from former "enable_interrupt",
6632 "disable_interrupt" with memory clobber.
6633 (*wdt): New insn from former "wdt" with memory clobber.
6634 (*nopv): Similar, but for "nopv".
6635 (*sleep): Similar, but for "sleep".
6637 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
6638 Kaz Kojima <kkojima@gcc.gnu.org>
6641 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
6642 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
6643 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6645 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
6647 * config/i386/predicates.md (x86_64_zext_general_operand): New.
6648 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
6649 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
6651 2012-03-07 Walter Lee <walt@tilera.com>
6653 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
6654 REG_CFA_* notes for the stack pointer.
6655 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
6656 EH_RETURN_STACKADJ_RTX.
6657 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
6658 generate REG_CFA_* notes for the stack pointer.
6659 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
6660 by EH_RETURN_STACKADJ_RTX.
6662 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6664 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
6665 when __AVR_3_BYTE_PC__ is defined.
6667 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
6669 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
6670 (ix86_print_operand): Handle '^'.
6671 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
6672 using P mode iterator. Add %^ to asm template to conditionally emit
6674 (*rep_movdi_rex64): Ditto.
6675 (*strsetdi_rex_1): Ditto.
6676 (*rep_stosdi_rex64): Ditto.
6677 (*strmov{si,hi,qi}_1): Add %^ to asm template to
6678 conditionally emit addr32 prefix.
6679 (*rep_mov{si,qi}): Ditto.
6680 (*strset{si,hi,qi}): Ditto.
6681 (*rep_stos{si,qi}): Ditto.
6682 (*cmpstrnqi_nz_1): Ditto.
6683 (*cmpstrnqi_1): Ditto.
6684 (*strlenqi_1): Ditto.
6686 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
6688 * config/i386/i386.c (function_value_64): Return pointers in
6689 word_mode instead of Pmode.
6690 (ix86_promote_function_mode): Likewise.
6692 2012-03-07 Richard Guenther <rguenther@suse.de>
6694 * coverage.c (get_gcov_type): Use type_for_mode.
6695 (get_gcov_unsigned_t): Likewise.
6696 * expr.c (store_constructor): Use type_for_mode.
6697 (try_casesi): Likewise.
6698 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
6699 (add_standard_iv_candidates): Use standard type trees.
6700 * dojump.c (do_jump): Remove dead code.
6702 2012-03-07 Richard Guenther <rguenther@suse.de>
6704 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
6706 2012-03-07 Richard Guenther <rguenther@suse.de>
6708 * convert.c (strip_float_extensions): Move ...
6709 * tree.c (strip_float_extensions): ... here.
6711 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6714 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
6716 2012-03-07 Richard Guenther <rguenther@suse.de>
6718 * omp-low.c (extract_omp_for_data): Use signed_type_for.
6719 (expand_omp_for_generic): Likewise.
6720 (expand_omp_for_static_nochunk): Likewise.
6721 (expand_omp_for_static_chunk): Likewise.
6722 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
6723 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
6724 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
6725 Use unsigned_type_for.
6726 (vect_create_cond_for_align_checks): Use signed_type_for.
6728 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
6730 PR rtl-optimization/52203
6731 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
6732 all callers to pass NULL except ...
6733 (reset_sched_cycles_in_current_ebb): ... here, save the value
6734 in new variable 'empty'. Increase issue_rate only for
6737 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
6740 * Makefile.in: Let install-gcc-ar depend on installdirs,
6741 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
6742 Don't double canonicalize if cross-compiling.
6744 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6747 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
6748 to: RAMPZ, RAMPY, RAMPX, RAMPD.
6749 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
6751 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6754 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
6756 * config/avr/avr.md (xload_8): Adjust insn length.
6758 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6761 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
6762 if RAMPZ affects reading from RAM.
6764 2012-03-07 Richard Guenther <rguenther@suse.de>
6768 * doc/invoke.texi (Precompiled Headers): Remove sentence that
6769 suggests you can include PCHs from inside another header.
6771 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
6774 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
6776 2012-03-07 Kai Tietz <ktietz@redhat.com>
6778 * doc/invoke.texi (fwritable-relocated-rdata): Document
6779 new Cygwin/MinGW target option.
6780 * config/i386/winnt.c (i386_pe_unique_section): Ignore
6781 reloc if flag -fwritable-relocated-rdata is not set.
6782 (i386_pe_section_type_flags): Likewise.
6783 * config/i386/cygming.opt (fwritable-relocated-rdata):
6784 Add new flag variable flag_writable_rel_rdata.
6786 2012-03-07 Richard Guenther <rguenther@suse.de>
6788 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
6789 precision against gimple constraints.
6791 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
6794 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
6796 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
6797 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
6799 (init_emit_regs): Move associated initialization to...
6800 (init_emit_once): ...here.
6802 2012-03-06 Richard Henderson <rth@redhat.com>
6804 * config/m68k/m68k.h (ISA_HAS_TAS): New.
6805 * config/m68k/sync.md (atomic_test_and_set): Use it.
6806 (atomic_test_and_set_1): Likewise.
6808 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
6811 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
6812 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
6813 (vector_ltgt<mode>): Likewise.
6814 (vector_ordered<mode>): Likewise.
6815 (vector_unordered<mode>): Likewise.
6816 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
6818 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
6820 * trans-mem.c: New typedef for tm_region_p.
6821 Define vector types for tm_region_p.
6822 (tm_region_init): Replace region_worklist to a vector called
6825 2012-03-06 Richard Guenther <rguenther@suse.de>
6827 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
6828 MEM_REF with constant pointer operand.
6830 2012-03-06 Richard Guenther <rguenther@suse.de>
6833 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
6835 2012-03-06 Tristan Gingold <gingold@adacore.com>
6837 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
6838 (external_model_kind): Improve documentation.
6839 (vms_pragma_extern_model): Handle relaxed_redef.
6840 (vms_c_register_pragma): Allow expansion for nomember_alignment.
6842 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
6844 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
6845 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
6846 Some more notes on EIND usage and reorder EIND subsection.
6848 2012-03-06 Tristan Gingold <gingold@adacore.com>
6850 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
6851 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
6853 2012-03-06 Tristan Gingold <gingold@adacore.com>
6855 * config/vms/t-vmsnative (version): Define.
6856 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
6858 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
6860 PR rtl-optimization/52250
6861 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
6862 to put note list into. Unconditionally call move_bb_info.
6863 (move_bb_info): Do not assert the blocks being in the same region,
6864 just drop the note list if they are not.
6866 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
6869 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
6870 and use unified expansion logic.
6871 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
6872 closer to the existing movt insn.
6873 (negc): Rename insn to *negc. Add new expander.
6874 (movnegt): Use xor pattern for T bit negation. Reserve helper
6875 constant for negc pattern.
6876 (*movnegt): New insn and splitter.
6878 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
6880 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
6883 2012-03-05 Richard Henderson <rth@redhat.com>
6885 * genemit.c (main): Include "target.h" in insn-emit.c.
6886 * Makefile.in (insn-emit.o): Depend on TARGET_H.
6887 * config/sh/sync.md (atomic_test_and_set): Reference
6888 targetm.atomic_test_and_set_trueval instead of
6889 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
6891 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
6893 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
6896 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
6898 * langhooks.c (add_builtin_type): New function.
6899 * langhooks.h (add_builtin_type): Export it.
6900 * config/mep/mep.c (mep_init_builtins): Use it.
6901 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
6903 2012-03-05 Jakub Jelinek <jakub@redhat.com>
6906 * tree.h (BLOCK_SAME_RANGE): Define.
6907 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
6908 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
6909 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
6910 isn't equal to supercontext fragment's fragment chain.
6911 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
6913 (blocks_nreverse_all): Likewise.
6914 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
6915 BLOCK_SUPERCONTEXT to supercontext fragment instead of
6916 supercontext fragment's fragment origin.
6917 * dwarf2out.c (add_high_low_attributes): If stmt has the same
6918 range as its parent (or parents thereof etc.), use the parent's
6919 DW_AT_ranges value instead of creating a new .debug_ranges range.
6921 2012-03-05 Richard Henderson <rth@redhat.com>
6924 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
6925 * omp-low.c (expand_omp_atomic): Assume anything aligned to
6926 BIGGEST_ALIGNMENT is aligned.
6928 2012-03-05 Richard Henderson <rth@redhat.com>
6930 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
6931 * config/sh/sh.c: ... here.
6933 2012-03-05 Richard Henderson <rth@redhat.com>
6936 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
6937 instead of calling negqi2 directly.
6939 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
6942 * trans-mem.c (tm_region_init): Use last_basic_block.
6944 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
6946 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
6947 * config/sh/sync.md (atomic_test_and_set): New expander.
6948 (tasb, atomic_test_and_set_soft): New insns.
6949 * config/sh/sh.opt (menable-tas): New option.
6950 * doc/invoke.texi (SH Options): Document it.
6952 2012-03-05 Richard Guenther <rguenther@suse.de>
6954 * cfgloop.c (verify_loop_structure): Verify dominators before
6956 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
6957 dominators from here.
6958 * graphite-scop-detection.c (create_sese_edges): Likewise.
6959 * loop-doloop.c (doloop_optimize_loops): Likewise.
6960 * loop-init.c (loop_optimizer_init): Likewise.
6961 * loop-unroll.c (unroll_and_peel_loops): Likewise.
6962 * loop-unswitch.c (unswitch_loops): Likewise.
6963 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
6964 * tree-parloops.c (parallelize_loops): Likewise. Verify
6965 only when checking is enabled.
6966 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
6968 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
6970 * genautomata.c (parse_automata_opt): New static function.
6971 (initiate_automaton_gen): Remove all option handling code. Remove
6972 argc argument. All callers changed.
6973 (main): Call init_rtx_reader_args_cb with the new function as argument.
6975 2012-03-05 Richard Guenther <rguenther@suse.de>
6977 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
6978 * tree-if-conv.c (combine_blocks): Free post-dominator info
6980 * tree-parloops.c (create_parallel_loop): Free and re-compute
6981 dominator info after breaking it.
6983 2012-03-05 Richard Guenther <rguenther@suse.de>
6986 * optabs.h (trapv_unoptab_p): New function.
6987 (trapv_binoptab_p): Likewise.
6988 * optabs.c (expand_binop): Use emit_libcall_block_1 with
6989 a proper equiv_may_trap argument.
6990 (expand_unop): Likewise.
6991 (emit_libcall_block_1): Take extra argument whether the
6992 instruction may trap. Renamed from ...
6993 (emit_libcall_block): ... this. New wrapper.
6995 2012-03-05 Jakub Jelinek <jakub@redhat.com>
6997 PR tree-optimization/51721
6998 * tree-vrp.c (register_edge_assert_for_2): If comparing
6999 lhs of right shift by constant with an integer constant,
7000 add ASSERT_EXPRs for the rhs1 of the right shift.
7002 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
7004 2012-03-05 Richard Guenther <rguenther@suse.de>
7006 * tree.c (integer_zerop): Handle VECTOR_CSTs.
7007 (integer_onep): Likewise.
7008 (integer_all_onesp): Likewise.
7010 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
7012 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
7014 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
7016 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
7017 instead of TARGET_64BIT.
7019 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
7021 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
7024 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
7026 * config/i386/i386.c (ix86_print_operand_address): Only handle
7027 zero-extended DImode addresses.
7029 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
7031 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
7032 taken and cputaken as bool.
7034 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
7036 * config/i386/constraints.md (Ya): New internal constraint.
7037 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
7038 (*zero_extendsidi2_rex64): Add x,x alternative.
7039 (*zero_extendsidi2): Ditto. Add o,0 alternative.
7040 Remove flags reg clobber. Adjust corresponding splits.
7041 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
7042 zero_extendqisi2 expanders using SWI12 mode iterator.
7043 (zero_extend<mode>si2_and): Macroize insn from
7044 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
7046 (*zero_extend<mode>si2): Macroize insn from
7047 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
7048 (*zero_extend*2_movzbl_and): Remove insn patterns.
7049 (zero_extendqihi2_and): Merge corresponding splitter.
7050 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
7051 (*zero_extend*2_movzbl_and): Remove insn patterns.
7052 (*anddi_1): Split TYPE_IMOVX instructions.
7053 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
7055 (and->zext splitter): Add splitter pattern.
7056 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
7058 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
7060 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
7062 (Debugging Options): Likewise.
7063 (Optimize Options): Likewise.
7064 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
7065 with other architectures. Use official processor names with correct
7066 spelling/capitalization. Fix formatting and grammar issues.
7067 (i386 and x86-64 Windows Options): Similar cleanup here.
7069 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
7071 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
7073 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
7075 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
7076 DBX_REGISTER_NUMBER.
7078 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
7080 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
7081 operand is CONST_INT. Take COSTS_N_INSNS into account.
7082 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
7085 2012-03-02 Richard Henderson <rth@redhat.com>
7087 * optabs.c (expand_atomic_test_and_set): Honor
7088 atomic_test_and_set_trueval even when atomic_test_and_set
7089 optab is not in use.
7091 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
7095 * config/sh/sh.c (sh_register_move_cost): Increase cost between
7096 GENERAL_REGS and FP_REGS for SImode.
7098 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
7101 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
7102 (absdi2): New expander.
7103 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
7105 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
7107 * config/sh/sync.md (atomic_exchange<mode>): New expander.
7108 (atomic_exchange<mode>_soft): New insn.
7110 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
7112 * config/sh/sync.md: Update copyright notice dates.
7113 (atomic_compare_and_swap<mode>): Use SImode for return value instead
7115 (atomic_compare_and_swap<mode>_soft): Likewise.
7117 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
7120 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
7121 * config/sh/sh.c: Update copyright notice dates.
7122 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
7123 alignment for TARGET_HARD_SH4.
7124 (sh_option_override): Reduce default function alignment. Set
7125 loop alignment to 4 bytes when not optimizing for size.
7127 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
7130 * doc/invoke.texi (floop-flatten): Remove.
7131 * toplev.c (process_options): Remove references to flag_loop_flatten.
7132 * tree-ssa-loop.c (gate_graphite_transform): Same.
7133 * common.opt (floop-flatten): Obsolete.
7134 * graphite-poly.c (apply_poly_transforms): Remove reference to
7136 * Makefile.in (graphite-flattening.o): Remove.
7137 * graphite-flattening.c: Remove.
7139 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
7141 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
7142 having mode compatible with the mode of previous compare. Substitute
7143 compare mode of previous compare with the mode, compatible
7144 with eliminated and previous compare.
7146 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
7148 * config/rs6000/dfp.md (floatdidd2): New define_insn.
7150 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
7152 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
7153 compatible with CCGOCmode and CCGCmode.
7155 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
7157 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
7159 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
7161 * config/arm/arm.c (arm_sat_operator_match): New function.
7162 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
7163 * config/arm/arm.md ("insn" attribute): Add "sat" value.
7164 ("SAT", "SATrev"): New code iterators.
7165 ("SATlo", "SAThi"): New code iterator attributes.
7166 ("*satsi_<SAT:code>"): New pattern.
7167 ("*satsi_<SAT:code>_shift"): Likewise.
7168 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
7169 and "shift" attributes.
7170 ("arm_usatsihi"): Add "insn" attribute.
7171 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
7172 by powers of two. Do not allow shift by 32.
7174 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
7177 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
7178 to pass the argument in the register of "natural" mode.
7180 2012-03-02 Richard Guenther <rguenther@suse.de>
7182 PR tree-optimization/52406
7183 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
7184 (struct indices): Add unconstrained_base member.
7185 (struct dr_alias): Remove unused vops member.
7186 (DR_UNCONSTRAINED_BASE): New define.
7187 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
7188 add indices to allow their disambiguation. Make DR_BASE_OBJECT
7189 be an artificial access that covers the whole indexed object,
7190 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
7191 plain decl base-objects to their MEM_REF variant.
7192 (dr_may_alias_p): When the base-object of either data reference
7193 has unknown size use only points-to information.
7194 (compute_affine_dependence): Make dumps easier to read and
7196 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
7197 DR_REF when looking for packed references.
7198 (vect_supportable_dr_alignment): Likewise.
7200 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
7202 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
7203 Improve conditions for peepholes of loads followed by commutative
7205 * config/arm/ldmstm.md: Regenerated.
7207 2012-03-02 Richard Guenther <rguenther@suse.de>
7209 * BASE-VER: Set to 4.8.0.
7211 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
7213 * config.gcc (obsolete): Add all ARM targets using the FPA.
7214 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
7215 * doc/install.texi: Avoid references to obsolete ARM ports.
7217 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
7219 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
7221 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
7222 Joern Rennecke <joern.rennecke@embecosm.com>
7224 * doc/extend.texi: Expand and update information on interrupt
7225 attribute for Epiphany.
7227 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
7229 * config/sh/sh-protos.h: Update copyright notice dates.
7230 * config/sh/sh.h: Likewise.
7231 * config/sh/sh.md: Likewise.
7232 * config/sh/constraints.md: Likewise.
7233 * config/sh/predicates.md: Likewise.
7235 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
7237 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
7238 * config/sh/sh.c (tertiary_reload_operand): Likewise.
7240 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
7242 * config/sh/constraints.md: Fix comment typo.
7244 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7247 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
7248 unsigned HOST_WIDE_INT.
7249 (zvdep_imm64): Likewise.
7250 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
7251 (vdepi_and): Likewise.
7252 Likewise for unamed 64-bit patterns.
7253 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
7255 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
7258 PR rtl-optimization/52417
7259 * cselib.c (cselib_any_perm_equivs): New variable.
7260 (cselib_reset_table): Check that it's not set when not
7261 preserving constants.
7262 (cselib_add_permanent_equiv): Set it.
7263 (cselib_have_permanent_equivalences): New.
7264 (cselib_init, cselib_finish): Reset it.
7265 * cselib.h (cselib_have_permanent_equivalences): Declare.
7266 * alias.c (get_addr): Restore earlier behavior when there
7267 aren't permanent equivalences.
7269 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
7271 * config/mn10300/mn10300-modes.def: Fix copyright notice.
7272 * config/v850/v850-modes.def: Fix copyright notice.
7274 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
7276 * doc/extend.texi (AVR Built-in Functions): Document
7277 __builtin_avr_flash_segment.
7279 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
7280 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
7281 (*split.flash_segment): New insn-and-split.
7282 * config/avr/avr.c (avr_init_builtins): Add local variables:
7283 const_memx_void_node, const_memx_ptr_type_node,
7284 char_ftype_const_memx_ptr.
7286 2012-03-01 Jakub Jelinek <jakub@redhat.com>
7288 PR tree-optimization/52445
7289 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
7290 add ssa_name_ver, offset and size fields and change store field
7292 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
7293 (add_or_mark_expr): Likewise. Only consider previous stores
7294 with the same size and offset.
7295 (nt_init_block): Only look at gimple_assign_single_p stmts,
7296 doesn't look at rhs2.
7298 2012-03-01 Richard Guenther <rguenther@suse.de>
7301 * tree-cfg.c (verify_gimple_assign_unary): Allow any
7302 conversions from integral types to pointer types.
7304 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
7306 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
7307 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
7308 unintentionally removed in r184616.
7310 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7312 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
7315 2012-02-29 Jakub Jelinek <jakub@redhat.com>
7316 Uros Bizjak <ubizjak@gmail.com>
7319 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
7320 alternatives, add "e" constraint to the new last alternative
7321 and ! to last 3 alternatives.
7323 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
7325 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
7326 DW_AT_artificial attributes at the end of the processing.
7327 (gen_array_type_die): Likewise.
7328 (gen_enumeration_type_die): Likewise.
7329 (gen_struct_or_union_type_die): Likewise.
7330 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
7333 2012-02-29 Jakub Jelinek <jakub@redhat.com>
7336 * expr.c (expand_assignment): If doing misaligned store that doesn't
7337 cover all mode bits, perform a RMW cycle.
7339 PR tree-optimization/52429
7340 * tree-parloops.c (separate_decls_in_region_debug): Return early
7341 if var is LABEL_DECL.
7343 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7345 PR tree-optimization/52424
7346 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
7347 calling dom_thread_across_edge.
7349 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7351 * config/avr/avr.c: Move definition of TARGET macros to end of file.
7353 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7355 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
7356 * config/avr/avr.c (avr_output_bld): Remove unused function.
7357 (avr_out_sbxx_branch): Use "%T" to print bit position.
7359 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7361 * config/avr/avr.md: Untabify.
7363 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7365 * config/avr/avr.md (eqne): New code iterator.
7366 (*dec-and-branchsi): Use it in text peephole's condition.
7367 (*dec-and-branchhi): Ditto.
7368 (*dec-and-branchqi): Ditto.
7370 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7373 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
7374 the device does not have the skip-bug.
7376 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
7378 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
7379 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
7380 -mpretend-cmove): New.
7382 2012-02-29 Jakub Jelinek <jakub@redhat.com>
7385 * df.h (struct df_d): Adjust comment that hard_regs_live_count
7386 doesn't count DEBUG_INSN refs.
7387 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
7388 for DEBUG_INSN refs.
7390 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7394 2012-02-20 Richard Guenther <rguenther@suse.de>
7395 PR tree-optimization/52298
7396 * tree-vect-stmts.c (vectorizable_load): Properly use
7397 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
7399 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
7402 * gimple.h (gimple_in_transaction): New.
7403 (gimple_set_in_transaction): New.
7404 (struct gimple_statement_base): Add in_transaction field.
7405 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
7407 (tree_ssa_lim_initialize): Compute transaction bits.
7408 * tree.h (compute_transaction_bits): Protoize.
7409 * trans-mem.c (tm_region_init): Use the heap to store BB
7411 (compute_transaction_bits): New.
7413 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7415 * gcc.c (display_help): Document --help=common and sort entries
7418 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7420 * doc/install.texi: Document check-$LANG specific shortcuts
7422 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7425 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
7427 * config/arm/arm_neon.h: Regenerate.
7428 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
7429 (neon_vcgeu): New insn.
7430 (neon_vcgtu): Likewise.
7431 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
7432 (ops): Unsigned comparison intrinsics call a different builtin.
7434 2012-02-28 Richard Guenther <rguenther@suse.de>
7437 * config/i386/i386.c (ix86_expand_vector_set): Fix element
7438 ordering for the VEC_CONCAT for two element vectors for
7439 V2SFmode, V2SImode and V2DImode.
7441 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
7444 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
7445 detecting big-endian triplets.
7447 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
7449 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
7450 mode if there is no type information available.
7452 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
7454 PR tree-optimization/53207
7455 * doc/invoke.texi: Document as experimental and relying on graphite.
7457 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7459 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
7460 of initializer to changes from r184614.
7462 2012-02-28 Richard Guenther <rguenther@suse.de>
7464 PR tree-optimization/52395
7465 * tree-sra.c (build_ref_for_offset): Also look at the base
7466 TYPE_ALIGN when figuring out the alignment of the replacement.
7468 2012-02-28 Richard Guenther <rguenther@suse.de>
7470 PR tree-optimization/52402
7471 * ipa-prop.c (ipa_modify_call_arguments): Properly use
7472 mis-aligned types when creating the accesses at the call site.
7474 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7476 * config/avr/builtins.def: New file.
7477 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
7478 * config/avr/avr.c (enum avr_builtin_id): Use it.
7479 (avr_init_builtins): Use it. And use avr_bdesc.
7480 (bdesc_1arg): Remove.
7481 (bdesc_2arg): Remove.
7482 (bdesc_3arg): Remove.
7483 (struct avr_builtin_description): Add field n_args.
7484 (avr_bdesc): New static variable using builtins.def.
7485 (avr_expand_builtin): Use it.
7486 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
7487 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
7488 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
7490 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7493 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
7494 match only one single hard register with respective hard reg rtx.
7495 (movmemx_<mode>): Ditto.
7496 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
7497 insn anatomy of movmem[x]_<mode>.
7498 (avr_out_movmem): Same for printing assembler and operand usage.
7500 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7504 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
7505 address spaces located outside of device flash.
7507 * config/avr/avr.h (base_arch_s): Remove field n_segments.
7508 (mcu_type_s): Add field n_flash.
7509 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
7510 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
7511 (AVR_MCU): Add N_FLASH argument.
7512 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
7513 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
7514 macro __FLASH<n> if that address space makes sense for the device.
7515 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
7516 outside of target flash.
7517 (avr_asm_named_section): Ditto.
7518 (avr_asm_select_section): Ditto.
7519 (avr_addr_space_convert): Ditto.
7520 (avr_emit_movmemhi): Ditto.
7521 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
7522 address space is outside of device flash.
7523 (avr_insert_attributes): Ditto.
7524 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
7525 avr_current_arch->n_segments.
7527 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
7530 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
7531 (*movabs<mode>_2): Likewise.
7533 2012-02-27 Jakub Jelinek <jakub@redhat.com>
7536 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
7537 s_register_operand in the test instead of REG_P. Don't call
7538 gen_reg_rtx if it won't be used.
7540 PR tree-optimization/52376
7541 * ipa-split.c (split_function): Ignore CLOBBER stmts.
7543 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
7545 * ifcvt.c (noce_get_condition): Check condition variable is not
7546 small_register_classes_for_mode_p before accepting.
7548 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
7550 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
7552 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7555 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7556 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7558 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7560 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
7562 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
7564 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
7566 * config/sh/predicates.md: Remove blank lines.
7567 * config/sh/sh.c: Fix typos in comments.
7568 * config/sh/constraints.md: Likewise.
7569 * config/sh/sh.md: Remove blank lines.
7570 Fix typos in comments. Use ;; as comment characters.
7572 2012-02-26 Walter Lee <walt@tilera.com>
7574 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
7575 (replace_mov_pcrel_step2): Ditto.
7577 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
7580 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
7581 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
7582 and locs that reference values newer than the non-canonical value
7583 at hand. Return the canonical value as a worst case.
7584 (memrefs_conflict_p): Walk canonical value's locs.
7587 * cselib.c (preserve_only_constants): Rename to...
7588 (preserve_constants_and_equivs): ... this. Split out...
7589 (invariant_or_equiv_p): ... this. Preserve plus expressions
7590 of other preserved expressions too.
7591 (cselib_reset_table): Adjust.
7592 * var-tracking.c (reverse_op): Use canonical value to build
7595 2012-02-23 Kai Tietz <ktietz@redhat.com>
7597 * config/i386/i386.c (ix86_delegitimize_address): Handle
7598 UNSPEC_PCREL plus displacement.
7600 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
7603 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
7604 to test for unusedness in st X addressing.
7606 2012-02-24 Richard Guenther <rguenther@suse.de>
7609 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
7610 (is_gimple_reg_type): Move inline ...
7611 * gimple.h (is_gimple_reg_type): ... here.
7613 2012-02-24 Richard Guenther <rguenther@suse.de>
7616 * passes.c (execute_function_todo): When verifying SSA form
7617 verify gimple form first.
7618 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
7620 2012-02-24 Richard Guenther <rguenther@suse.de>
7623 * fold-const.c (fold_addr_of_array_ref_difference): New function.
7624 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
7626 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7628 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
7630 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7632 * tree-phinodes.c (make_phi_node): Mark static.
7633 * tree-flow.h (make_phi_node): Remove extern decl.
7634 * doc/gimple.texi (make_phi_node): Remove documentation.
7636 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7638 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
7639 * tree-ssa-sccvn.c (print_scc): Ditto.
7641 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7643 * doc/passes.texi (Full redundancy elimination): Fix typo.
7645 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7647 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
7649 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
7652 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
7654 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
7657 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
7659 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
7661 * config/avr/avr.md (code_stdname): Add ior, xor.
7662 (xior): New code iterator.
7663 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
7664 (*<code_stdname><mode>qi.byte1-3): Ditto.
7666 2012-02-23 Jakub Jelinek <jakub@redhat.com>
7668 PR tree-optimization/52019
7669 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
7672 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7674 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
7675 HAVE_INITFINI_ARRAY to work around namespace pollution in
7676 certain versions of newlib system headers.
7677 * config.in: Regenerate.
7678 * configure: Regenerate.
7679 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
7680 instead of HAVE_INITFINI_ARRAY.
7682 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
7685 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
7686 is not offsettable memory reference.
7688 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
7691 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
7692 setting avr_need_clear_bss_p for __gnu_lto* symbols.
7694 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
7696 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
7697 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
7699 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7701 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
7702 library on Solaris 8 even without TLS support.
7703 * configure: Regenerate.
7705 2012-02-22 Richard Guenther <rguenther@suse.de>
7708 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
7709 for GIMPLE_DEBUG stmts.
7711 2012-02-22 Martin Jambor <mjambor@suse.cz>
7714 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
7715 according to the base object.
7717 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
7719 PR rtl-optimization/50063
7720 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
7721 and 2 (8-bit SP) in operand 2.
7722 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
7723 setup to use movhi_sp_r instead of vanilla move to write SP.
7724 Adjust REG_CFA notes to superseed unspec.
7725 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
7727 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
7728 known to be off) only with TARGET_NO_INTERRUPTS. Never use
7729 irq_state 1 (IRQ known to be on) here.
7731 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
7733 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
7735 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
7736 assign_hard_reg): Likewise.
7738 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
7740 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
7742 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
7745 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
7746 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
7748 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
7750 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
7751 prototype from here to...
7752 * config/avr/avr.h: ...here.
7754 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
7757 * thumb2.md (thumb2_shiftsi3_short): Split register and
7758 immediate shifts. For register shifts tie operands 0 and 1.
7759 (peephole2 for above): Check that register-controlled shifts
7760 have suitably tied operands.
7762 2012-02-21 Quentin Neill <quentin.neill@amd.com>
7765 * config/i386/bdver1.md (bdver1_call, bdver1_push,
7766 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
7767 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
7768 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
7769 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
7770 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
7771 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
7772 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
7773 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
7774 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
7775 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
7776 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
7777 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
7778 bdver1_ssevector_avx256_unaligned_load,
7779 bdver1_ssevector_sse128_unaligned_load,
7780 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
7781 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
7782 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
7783 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
7784 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
7785 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
7786 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
7787 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
7788 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
7789 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
7790 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
7791 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
7792 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
7793 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
7794 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
7795 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
7796 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
7797 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
7798 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
7799 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
7800 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
7801 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
7802 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
7803 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
7804 bdver1_ssediv_double_load, bdver1_ssediv_double,
7805 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
7806 Add "bdver2" attribute.
7808 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7810 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
7811 default if possible and not specified otherwise.
7813 2012-02-21 Richard Guenther <rguenther@suse.de>
7816 * gimplify.c (create_tmp_from_val): Use the main variant type
7817 for the type of the temporary we create.
7819 2012-02-21 Richard Guenther <rguenther@suse.de>
7821 PR tree-optimization/52324
7822 * gimplify.c (gimplify_expr): When re-gimplifying expressions
7823 do not gimplify a MEM_REF address operand if it is already
7826 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7828 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
7829 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
7831 2012-02-21 Richard Guenther <rguenther@suse.de>
7833 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
7834 nested_in_vect_loop.
7836 2012-02-21 Jakub Jelinek <jakub@redhat.com>
7838 PR tree-optimization/52318
7839 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
7840 vdef also to non-pure/const call stmts in the sequence.
7842 2012-02-21 Tristan Gingold <gingold@adacore.com>
7844 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
7846 2012-02-20 David S. Miller <davem@davemloft.net>
7848 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
7849 don't use the "rd %pc" instruction on v9 for PIC register loads.
7851 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
7854 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
7855 in a transaction safe function.
7857 2012-02-20 Kai Tietz <ktietz@redhat.com>
7860 * stor-layout.c (place_field): Handle desired_align for
7863 2012-02-20 Richard Guenther <rguenther@suse.de>
7865 PR tree-optimization/52298
7866 * tree-vect-stmts.c (vectorizable_store): Properly use
7867 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
7869 (vectorizable_load): Likewise.
7870 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
7871 Access DR_STEP after ensuring it is not NULL.
7873 2012-02-20 Jakub Jelinek <jakub@redhat.com>
7875 PR tree-optimization/52286
7876 * fold-const.c (fold_binary_loc): For (X & C1) | C2
7877 optimization use double_int_to_tree instead of build_int_cst_wide,
7878 rewrite to use double_int vars.
7880 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7883 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
7885 Remove -e 0 from $gcc_cv_ld invocation.
7886 Only use __GLIBC_PREREQ if defined.
7887 Enable on Solaris since Solaris 8 patch.
7888 (gcc_SUN_LD_VERSION): New macro.
7889 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
7890 gcc_SUN_LD_VERSION for version number format.
7891 * configure: Regenerate.
7892 * varasm.c (get_elf_initfini_array_priority_section): Set
7893 SECTION_NOTYPE for non-default priority.
7894 Use get_section instead of get_unnamed_section to emit
7895 .init_array/.fini_array with default priority.
7897 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
7899 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
7900 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
7901 (mips_start_unique_function, mips_output_mips16_rdhwr)
7902 (mips_code_end): New functions.
7903 (TARGET_ASM_CODE_END): Define.
7905 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
7907 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
7908 to stubs with non-sibling calls.
7910 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
7912 * doc/invoke.texi (-fira-* options): Copy-edit.
7913 (ira-* parameters): Copy-edit.
7915 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
7917 * doc/invoke.texi: Minor copy-edits to bring into conformance with
7918 GCC coding conventions.
7920 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
7922 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
7923 when used as adjectives.
7925 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
7927 * doc/invoke.texi: Clean up "that"/"which" confusion.
7929 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
7931 * system.h: Poison SMALL_REGISTER_CLASSES
7932 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
7933 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
7935 2012-02-16 Jakub Jelinek <jakub@redhat.com>
7937 PR tree-optimization/52285
7938 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
7939 when deciding if a call is a tail call or tail recursion.
7941 2012-02-16 Kai Tietz <ktietz@redhat.com>
7943 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
7944 interger-constant displacement for UNSPEC_PCREL.
7946 2012-02-16 Jakub Jelinek <jakub@redhat.com>
7948 PR rtl-optimization/52208
7949 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
7950 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
7952 PR tree-optimization/52255
7953 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
7954 loop->header has virtual PHI, but exit_e->dest doesn't, add
7955 virtual PHI to exit_e->dest and adjust all uses after the loop.
7958 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
7959 children with clone_tree_hash, not after it.
7961 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
7963 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
7964 extended identifiers.
7966 2012-02-16 Jakub Jelinek <jakub@redhat.com>
7969 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
7970 a same_body_alias, also test whether e->callee isn't a former
7971 or current clone of the decl this is a same body alias of.
7973 PR translation/52264
7974 * cgraphunit.c (verify_cgraph_node): Fix a typo.
7976 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
7978 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
7980 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
7983 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
7984 force_reg instead of copy_to_reg for better optimization. Force
7985 non-register or memory operands into a register.
7987 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
7989 * extend.texi: Reserve upper bits of memory model for future use.
7991 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
7992 Anatoly Sokolov <aesok@post.ru>
7993 Eric Weddington <eric.weddington@atmel.com>
7996 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
7997 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
7998 Rewrite initializers for .macro.
7999 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
8000 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
8001 atxmega32d4, atxmega32x1.
8002 avrxmega4: atxmega64a3, atxmega64d3.
8003 avrxmega5: atxmega64a1, atxmega64a1u.
8004 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
8005 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
8006 avrxmega7: atxmega128a1, atxmega128a1u.
8007 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
8008 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
8009 (struct base_arch_s): Rename reserved to xmega_p.
8010 Rename reserved2 to have_rampd.
8011 (AVR_XMEGA): New define.
8012 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
8013 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
8014 * config/avr/predicates.md (io_address_operand): Take into
8016 (low_io_address_operand): Ditto.
8017 (high_io_address_operand): Ditto.
8018 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
8019 (enabled, movhi_sp_r): Use them.
8020 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
8021 cpp_define_formatted to built-in define __AVR_ARCH__.
8022 (__AVR_XMEGA__): New built-in define.
8023 (__AVR_HAVE_RAMPD__): New built-in define.
8024 (__AVR_HAVE_RAMPX__): New built-in define.
8025 (__AVR_HAVE_RAMPY__): New built-in define.
8026 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
8028 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
8029 (avr_option_override): Initialize them.
8030 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
8031 (avr_init_expanders): Initialize them. No more block several calls.
8032 (emit_push_sfr): New static function.
8033 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
8035 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
8036 (avr_print_operand): Print addreeses as symbols for
8037 RAMPX, RAMPY, RAMPD, CCP.
8038 (output_movhi): Handle AVR_XMEGA when writing to SP.
8039 (avr_out_movhi_mr_r_xmega): New static function.
8040 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
8041 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
8042 __RAMPD__, __CCP__ as needed.
8044 * config/avr/multilib.h: Regenerate.
8045 * config/avr/t-multilib: Regenerate.
8046 * config/avr/avr-tables.opt: Regenerate.
8048 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
8050 PR tree-optimization/50561
8051 * graphite-flattening.c (lst_project_loop): Do not
8052 remove old scattering dimensions after flattening.
8053 (lst_do_flatten): Likewise.
8055 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
8057 * doc/extend.texi (AVR Built-in Functions): Remove doc for
8058 __builtin_avr_map8, __builtin_avr_map16.
8059 Document __builtin_avr_insert_bits.
8061 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
8062 (insert_bits): New insn.
8063 (adjust_len.map_bits): Rename to insert_bits.
8064 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
8065 * avr-protos.h (avr_out_map_bits): Remove.
8066 (avr_out_insert_bits, avr_has_nibble_0xf): New.
8067 * config/avr/constraints.md (Cxf,C0f): New.
8068 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
8069 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
8070 New built-in define __BUILTIN_AVR_INSERT_BITS.
8071 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
8072 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
8073 (avr_move_bits): Rewrite.
8074 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
8076 (avr_map_op_t): New typedef.
8077 (avr_map_op): New static variable.
8078 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
8079 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
8080 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
8081 (bdesc_3arg, avr_expand_triop_builtin): New.
8082 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
8083 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
8084 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
8085 (avr_map_equal_p, avr_map_sig_p): Remove.
8086 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
8087 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
8088 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
8089 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
8090 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
8091 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
8093 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
8095 * config/c6x/c6x.md (reserve_cycles): New attribute.
8096 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
8097 don't reserve functional units after the branch occurs.
8099 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
8102 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
8103 functions into non-tm_pure functions.
8105 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
8108 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
8109 (iterative_hash_canonical_type): Likewise.
8110 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
8113 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
8115 * haifa-sched.c (prune_ready_list): Ensure that if there is a
8116 sched-group insn, it either remains alone or the entire list is pruned.
8118 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
8120 * doc/install.texi (Prerequisites): Fix grammar.
8121 (Configuration): Likewise.
8123 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
8125 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
8126 MPC as part of GCC before describing configuring with --with-gmp etc.
8127 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
8128 sources are present.
8130 2012-02-14 Jakub Jelinek <jakub@redhat.com>
8133 * dwarf2out.c (clone_tree_hash): New function.
8134 (copy_decls_walk): Use it instead of clone_tree.
8136 2012-02-14 Richard Guenther <rguenther@suse.de>
8138 PR tree-optimization/52244
8139 PR tree-optimization/51528
8140 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
8141 replacements for integral types.
8143 2012-02-14 Walter Lee <walt@tilera.com>
8145 * config.gcc: Handle tilegx and tilepro.
8146 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
8148 Add HAVE_AS_TLS check for tilegx and tilepro.
8149 * configure: Regenerate.
8150 * doc/contrib.texi: Add Mat Hostetter and self.
8151 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
8152 Document instruction intrinsics and network accessing intrinsics.
8153 (TILEPro Built-in Functions): New node. Document instruction
8154 intrinsics and network accessing intrinsics.
8155 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
8156 (Specific, tilepro-*-linux*): Likewise.
8157 * doc/invoke.texi (TILE-Gx Options): New section.
8158 (TILEPro Options): New section.
8159 * doc/md.texi (TILE-Gx): New section.
8160 (TILEPro): New section.
8161 * common/config/tilegx/tilegx-common.c: New file.
8162 * common/config/tilepro/tilepro-common.c: New file.
8163 * config/tilegx/constraints.md: New file.
8164 * config/tilegx/linux.h: New file.
8165 * config/tilegx/mul-tables.c: New file.
8166 * config/tilegx/predicates.md: New file.
8167 * config/tilegx/sync.md: New file.
8168 * config/tilegx/t-tilegx: New file.
8169 * config/tilegx/tilegx-builtins.h: New file.
8170 * config/tilegx/tilegx-c.c: New file.
8171 * config/tilegx/tilegx-generic.md: New file.
8172 * config/tilegx/tilegx-modes.def: New file.
8173 * config/tilegx/tilegx-multiply.h: New file.
8174 * config/tilegx/tilegx-protos.h: New file.
8175 * config/tilegx/tilegx.c: New file.
8176 * config/tilegx/tilegx.h: New file.
8177 * config/tilegx/tilegx.md: New file.
8178 * config/tilegx/tilegx.opt: New file.
8179 * config/tilepro/constraints.md: New file.
8180 * config/tilepro/gen-mul-tables.cc: New file.
8181 * config/tilepro/linux.h: New file.
8182 * config/tilepro/mul-tables.c: New file.
8183 * config/tilepro/predicates.md: New file.
8184 * config/tilepro/t-tilepro: New file.
8185 * config/tilepro/tilepro-builtins.h: New file.
8186 * config/tilepro/tilepro-c.c: New file.
8187 * config/tilepro/tilepro-generic.md: New file.
8188 * config/tilepro/tilepro-modes.def: New file.
8189 * config/tilepro/tilepro-multiply.h: New file.
8190 * config/tilepro/tilepro-protos.h: New file.
8191 * config/tilepro/tilepro.c: New file.
8192 * config/tilepro/tilepro.h: New file.
8193 * config/tilepro/tilepro.md: New file.
8194 * config/tilepro/tilepro.opt: New file.
8196 2012-02-14 Jakub Jelinek <jakub@redhat.com>
8198 PR tree-optimization/52210
8199 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
8200 vect_model_simple_cost with two entry vect_def_type array instead
8201 of an address of dt.
8203 2012-02-14 Richard Guenther <rguenther@suse.de>
8206 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
8207 Do not stream DECL_QUALIFIER.
8208 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
8209 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
8210 (find_decls_types_r): Do not walk DECL_QUALIFIER.
8212 2012-02-14 Jakub Jelinek <jakub@redhat.com>
8215 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
8218 2012-02-13 Jakub Jelinek <jakub@redhat.com>
8221 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
8222 * cselib.c (cselib_subst_to_values_from_insn): New function.
8223 * sched-deps.c (add_insn_mem_dependence,
8224 sched_analyze_1, sched_analyze_2): Use it.
8226 2012-02-13 Jan Hubicka <jh@suse.cz>
8229 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
8231 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
8233 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
8234 (GTM_SELF_SPECS): Define if not already defined.
8235 (driver_self_specs): Add GTM_SELF_SPECS.
8236 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
8237 (GTM_SELF_SPECS): Define.
8238 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
8239 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
8241 2012-02-13 Jakub Jelinek <jakub@redhat.com>
8243 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
8246 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
8249 * omp-low.c (expand_omp_for): If a static schedule without chunk size
8250 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
8252 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
8255 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
8257 2012-02-13 Richard Guenther <rguenther@suse.de>
8259 PR translation/52211
8260 * passes.c (enable_disable_pass): Fix typo.
8262 2012-02-13 Jakub Jelinek <jakub@redhat.com>
8265 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
8266 XOR for reduce_bit_field if type is unsigned.
8268 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
8270 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
8271 disallow changes from SFmode to mode with different size in FP regs.
8273 2012-02-12 Robert Millan <rmh@gnu.org>
8274 Gerald Pfeifer <gerald@pfeifer.com>
8276 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
8279 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
8281 PR rtl-optimization/52175
8282 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
8283 to frame-related instructions.
8285 2012-02-10 Jason Merrill <jason@redhat.com>
8288 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
8289 (demangle_new_symbols): Fill it.
8290 (scan_linker_output): Walk it.
8291 (start_tweaking): Split out from scan_linker_output.
8292 (maybe_tweak): Update sym->chosen.
8293 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
8295 2012-02-11 Jakub Jelinek <jakub@redhat.com>
8298 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
8300 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
8302 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
8303 having the same mode as previous compare.
8305 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
8307 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
8308 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
8309 (nonlocal_goto_internal): Likewise.
8310 (nonlocal_goto): Emit a use and an indirect jump directly.
8312 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
8315 * doc/extend.texi : Update comments for __atomic_compare_exchange and
8316 __atomic_{is,always}_lock_free.
8318 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
8321 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
8322 negative constant address for TARGET_X32.
8324 2012-02-10 Richard Henderson <rth@redhat.com>
8326 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
8327 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
8328 for GIMPLE_TRANSACTION. Tidy if's into a switch.
8330 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8331 Ira Rosen <irar@il.ibm.com>
8333 PR tree-optimization/50031
8334 * targhooks.c (default_builtin_vectorization_cost): Handle
8336 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
8337 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
8338 all types of reduction and pattern statements.
8339 (vect_estimate_min_profitable_iters): Likewise.
8340 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
8341 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
8342 for explicit realigns.
8343 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
8344 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
8346 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
8347 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
8348 vec_perm for VSX and handle vec_promote_demote.
8350 2012-02-10 Jakub Jelinek <jakub@redhat.com>
8353 * builtins.c (fold_builtin_atomic_always_lock_free,
8354 expand_builtin_atomic_always_lock_free,
8355 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
8356 Return and/or test boolean_true_node/boolean_false_node instead of
8357 integer_one_node/integer_zero_node.
8359 2012-02-10 Jan Hubicka <jh@suse.cz>
8362 * predict.c (predict_paths_for_bb): Prevent looping.
8363 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
8365 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
8367 * config/arm/arm.c (output_move_double): In one case properly
8368 count number of instructions that will be emitted.
8370 2012-02-10 Richard Guenther <rguenther@suse.de>
8372 PR translation/52193
8373 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
8375 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
8378 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
8380 2012-02-09 Jakub Jelinek <jakub@redhat.com>
8383 * var-tracking.c (emit_note_insn_var_location): If
8384 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
8385 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
8386 non-NOTE_DURING_CALL_P insn.
8388 2012-02-09 Bin Cheng <bin.cheng@arm.com>
8391 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
8393 2012-02-08 Magnus Granberg <zorry@gentoo.org>
8396 * gcc.c (switch_matches) Support switches with separated form,
8399 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
8401 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
8403 (RAMPZ_ADDR): Ditto.
8404 * config/avr/avr.c (avr_addr_t): New typedef.
8405 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
8406 (avr_init_expanders): Initialize it.
8407 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
8409 (expand_epilogue): Ditto.
8410 (avr_print_operand): Ditto.
8411 (avr_file_start): Ditto.
8412 (avr_emit_movmemhi): Ditto.
8414 2012-02-08 Richard Guenther <rguenther@suse.de>
8416 PR tree-optimization/46886
8417 * tree-flow.h (do_while_loop_p): Declare.
8418 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
8419 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
8421 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
8423 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
8424 always succeed for integers larger than a native word.
8426 2012-02-08 Richard Guenther <rguenther@suse.de>
8428 PR rtl-optimization/52170
8429 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
8430 properly handle integer vector modes.
8432 2012-02-08 Jakub Jelinek <jakub@redhat.com>
8434 PR gcov-profile/52150
8435 * coverage.c: Include target.h.
8436 (build_var): Call targetm.strip_name_encoding on the assembler name.
8437 Change one _ into . or $ if the target allows it.
8438 * Makefile.in (coverage.o): Depend on $(TARGET_H).
8440 PR rtl-optimization/52139
8441 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
8442 is a BARRIER after emit_insn_after_noloc, move BB_END
8443 to the last non-BARRIER insn before it.
8445 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
8448 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
8449 (mips_gimplify_va_arg_expr): Call it instead of
8450 std_gimplify_va_arg_expr.
8452 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
8454 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
8455 message for -mno-pointers-to-nested-function.
8457 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
8460 * expr.c (get_inner_reference): If there is an offset, add a negative
8461 bit position to it (if any).
8463 2012-02-07 Jakub Jelinek <jakub@redhat.com>
8465 PR rtl-optimization/52060
8466 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
8467 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
8468 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
8469 and/or i0src_copy2 when needed.
8471 2012-02-07 Jakub Jelinek <jakub@redhat.com>
8473 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
8474 or LTOPLUGINSONAME if have_c.
8476 * config/freebsd-spec.h: Add comment about what macros can be defined
8478 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
8479 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
8482 2012-02-07 Richard Guenther <rguenther@suse.de>
8484 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
8485 newline in -alias dumps.
8487 2012-02-07 Kai Tietz <ktietz@redhat.com>
8488 Dave Korn <dave.korn.cygwin@gmail.com>
8491 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
8492 Take care that typinfo gets dllexport-attribute.
8494 2012-02-07 Jakub Jelinek <jakub@redhat.com>
8497 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
8498 if modifier < EXPAND_SUM call force_operand on the result.
8500 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
8502 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
8503 adding __forwarder_dst__ prefix if a forwarder_section attribute is
8505 (epiphany_function_type): Replace types for specific interrupts with
8506 EPIPHANY_FUNCTION_INTERRUPT.
8507 (EPIPHANY_INTERRUPT_P): Update.
8508 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
8509 New static function.
8510 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
8511 <disinterrupt>: Affects type identity.
8512 (epiphany_handle_interrupt_attribute): Handle variable number of
8514 (epiphany_compute_function_type): Update for new
8515 epiphany_function_type definition.
8516 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
8517 handlers with a longcall forwarder.
8518 (epiphany_start_function): Handle multiple interrupt arguments and/or
8519 forwarder_section attribute.
8521 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
8524 2012-02-07 Alan Modra <amodra@gmail.com>
8527 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
8530 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8532 PR tree-optimization/50969
8533 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
8534 use vec_perm rather than vector_stmt.
8535 (vect_model_load_cost): Likewise.
8536 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
8537 vec_perm to be the same as other vector statements.
8538 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
8539 cost of vec_perm for TARGET_VSX.
8541 2012-02-06 Richard Guenther <rguenther@suse.de>
8543 PR tree-optimization/52115
8544 * tree-sra.c (access_has_replacements_p): New function.
8545 (sra_modify_assign): Use it to decide whether a use is uninitialized.
8547 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
8550 * trans-mem.c (expand_call_tm): Add an assertion.
8551 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
8554 2012-02-06 Richard Guenther <rguenther@suse.de>
8556 PR tree-optimization/50955
8557 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
8558 raise cost of expressions that replace an address with an
8559 expression based on a different pointer.
8561 2012-02-06 Jakub Jelinek <jakub@redhat.com>
8564 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
8565 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
8567 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
8570 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
8571 -Weffc++ and specify guidelines come from second edition.
8573 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
8575 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
8576 (sibcall_value_multiple_internal, call_split, call_internal_direct)
8577 (call_direct_split, call_value_split, call_value_internal_direct)
8578 (call_value_direct_split, call_value_multiple_split): Use jal and
8579 jal_macro attributes.
8581 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
8583 * reload1.c (reload_regs_reach_end_p): Replace with...
8584 (reload_reg_rtx_reaches_end_p): ...this function.
8585 (new_spill_reg_store): Update commentary.
8586 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
8587 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
8588 before setting new_spill_reg_store.
8589 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
8590 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
8591 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
8592 for non-spill reload registers.
8594 2012-02-05 Ira Rosen <irar@il.ibm.com>
8596 PR tree-optimization/52091
8597 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
8598 (vect_is_simple_use_1): Likewise.
8599 * tree-vect-loop.c (vectorizable_reduction): Update calls
8600 to vect_is_simple_use_1 and vect_is_simple_use.
8601 (vectorizable_live_operation): Likewise.
8602 * tree-vect-patterns.c (widened_name_p,
8603 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
8604 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
8605 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
8606 vectorizable_shift,vectorizable_operation, vectorizable_store,
8607 vectorizable_load): Likewise.
8608 (vect_is_simple_cond): Add an argument, pass it to
8609 vect_is_simple_use_1.
8610 (vectorizable_condition): Update calls to vect_is_simple_cond,
8612 (vect_is_simple_use): Add an argument, the statement in which
8613 OPERAND is used. Check that if OPERAND's def stmt is a double
8614 reduction phi node, the use is a phi node too.
8615 (vect_is_simple_use_1): Add an argument, pass it to
8617 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
8618 to vect_is_simple_use.
8620 2012-02-04 Jakub Jelinek <jakub@redhat.com>
8622 PR rtl-optimization/52095
8623 * modulo-sched.c (dump_insn_locator): New function.
8624 (loop_canon_p, sms_schedule): Use it.
8626 PR rtl-optimization/52113
8627 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
8628 even for decomposable shift/zext insns.
8630 2012-02-03 Jakub Jelinek <jakub@redhat.com>
8631 Zdenek Dvorak <ook@ucw.cz>
8633 PR rtl-optimization/52092
8634 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
8635 on get_iv_value result.
8637 2012-02-02 Andrew Pinski <apinski@cavium.com>
8641 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
8643 2012-02-02 Jakub Jelinek <jakub@redhat.com>
8646 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
8648 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
8650 PR rtl-optimization/49800
8651 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
8652 (sched_finish): Call regstat_free_n_sets_and_refs.
8654 2012-02-02 Jia Liu <proljc@gmail.com>
8656 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
8659 2012-02-02 Jan Hubicka <jh@suse.cz>
8660 Tom de Vries <tom@codesourcery.com>
8663 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
8664 * varpool.c (varpool_analyze_pending_decls): Likewise.
8666 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
8667 Jayant R Sonar <jayant.sonar@kpitcummins.com>
8669 * config.gcc: Add cr16-* support.
8671 * doc/extend.texi: Document cr16 extensions.
8672 * doc/install.texi: Document cr16 install.
8673 * doc/invoke.texi: Document cr16 options.
8674 * doc/md.texi: Document cr16 constraints.
8676 * common/config/cr16/cr16-common.c: New file.
8677 * config/cr16/cr16.c: New file.
8678 * config/cr16/cr16.h: New file.
8679 * config/cr16/cr16.md: New file.
8680 * config/cr16/cr16.opt: New file.
8681 * config/cr16/cr16-protos.h: New file.
8682 * config/cr16/predicates.md: New file.
8683 * config/cr16/constraints.md: New file.
8684 * config/cr16/t-cr16: New file.
8686 2012-02-02 Jakub Jelinek <jakub@redhat.com>
8689 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
8690 that operands[2] is either immediate, or q_regs_operand.
8692 PR tree-optimization/52073
8693 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
8694 a pattern stmt for pattern uses, ignore uses outside of the loop.
8696 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
8698 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
8699 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
8700 (OUT_AS1, OUT_AS2): Remove.
8702 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
8704 PR rtl-optimization/51374
8705 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
8706 to cross other volatile_refs_p insns.
8708 2012-02-01 Richard Guenther <rguenther@suse.de>
8710 * doc/invoke.texi (fno-inline): Clarify documentation.
8711 (finline-small-functions): Likewise.
8712 (finline-functions): Likewise.
8713 * common.opt (finline): Adjust comment and documentation.
8714 (finline-small-functions): Clarify documentation.
8715 (finline-functions): Likewise.
8716 (finline-functions-called-once): Likewise.
8718 2012-02-01 Tristan Gingold <gingold@adacore.com>
8720 * c-typeck.c (composite_type): Keep mode for pointers.
8722 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
8724 * function.h (regno_reg_rtx): Adjust comment.
8725 * reginfo.c (init_reg_modes_target): Only use the previous mode
8726 if it fits within one register. Remove MIPS comment.
8728 2012-01-31 Jakub Jelinek <jakub@redhat.com>
8731 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
8733 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8735 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
8736 to srak instruction.
8738 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8740 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
8742 2012-01-31 Jakub Jelinek <jakub@redhat.com>
8747 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
8749 2012-01-31 Richard Guenther <rguenther@suse.de>
8751 PR tree-optimization/51528
8752 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
8755 2012-01-31 Jakub Jelinek <jakub@redhat.com>
8760 * ree.c (add_removable_extension): Change def_map argument
8761 to unsigned *, store in def_map 1 + offset into *insn_list vector
8762 instead of pointers into the vector.
8763 (find_removable_extensions): Adjust caller.
8765 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
8767 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
8768 Transform all "* quoted-c-code" to { c-code }.
8769 Remove redundant test for "optimize" in combine patterns.
8770 Move (include "avr-dimode.md") to end of file.
8772 2012-01-30 Bin Cheng <bin.cheng@arm.com>
8775 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
8776 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
8778 2012-01-30 Richard Guenther <rguenther@suse.de>
8780 PR tree-optimization/52028
8781 * tree-loop-distribution.c (ldist_gen): Properly update
8784 2012-01-30 Jakub Jelinek <jakub@redhat.com>
8787 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
8788 set_cur_line_info_table if not emitting debug info.
8790 PR tree-optimization/52046
8791 * tree-vect-patterns.c (check_bool_pattern): Give up if
8792 a comparison could throw.
8795 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
8797 2012-01-30 Richard Guenther <rguenther@suse.de>
8799 PR tree-optimization/52045
8800 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
8801 SSA form if cfgcleanup did anything.
8803 2012-01-30 Richard Guenther <rguenther@suse.de>
8805 PR tree-optimization/52045
8806 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
8807 before computing final todo.
8809 2012-01-30 Richard Guenther <rguenther@suse.de>
8811 PR tree-optimization/51528
8812 * tree-sra.c (sra_modify_assign): Re-factor in preparation
8815 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
8817 * df-problems.c (df_kill_notes): Check that the use refers
8818 to the note under examination.
8820 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
8823 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
8824 parameter and use short-lived pseudos.
8825 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
8826 (sparc_expand_vector_init): Const-ify local variables and adjust
8827 calls to above functions.
8829 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
8831 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
8833 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
8835 * doc/invoke.texi: Make usage of "compile time" and
8836 "run time"/"runtime" consistent throughout the file.
8838 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
8840 * config/alpha/alpha.c (alpha_option_override): Default to
8841 full IEEE compliance mode for Go language.
8843 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
8845 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
8846 (LINK_SSP_SPEC): Define.
8848 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8851 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
8854 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
8856 * doc/invoke.texi: Correct hyphenation of "floating point",
8857 "double precision", and related terminology throughout the file.
8859 2012-01-28 Jakub Jelinek <jakub@redhat.com>
8862 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
8863 arm_general_register_operand predicate for operand 2 instead of
8866 2012-01-27 Ian Lance Taylor <iant@google.com>
8869 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
8870 * builtins.c (expand_builtin_init_trampoline): Add onstack
8871 parameter. Change caller.
8872 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
8873 * tree.c (build_common_builtin_nodes): Declare
8874 __builtin_init_heap_trampoline.
8876 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
8878 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
8879 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
8880 * config/avr/avr.c: Ditto.
8881 (avr_regnames): Remove because unused.
8882 * config/avr/avr.md (*cpse.ne): New peephole.
8883 (*cpse.eq): New peephole from former cpse peepholes.
8885 2012-01-27 Michael Eager <eager@eagercon.com>
8887 * config/microblaze.c (microblaze_emit_compare): Correct
8888 test after pcmp instruction.
8890 2012-01-27 Richard Guenther <rguenther@suse.de>
8892 PR tree-optimization/52020
8893 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
8895 2012-01-27 Richard Guenther <rguenther@suse.de>
8897 * ipa-pure-const.c (check_stmt): Clobbers do not make a
8898 function non-const/pure.
8900 2012-01-27 Richard Guenther <rguenther@suse.de>
8902 PR tree-optimization/50444
8903 * tree-sra.c (build_ref_for_offset): Properly adjust the
8904 MEM_REF type for unaligned accesses.
8906 2012-01-27 Richard Guenther <rguenther@suse.de>
8908 PR tree-optimization/50444
8909 * expr.c (mem_ref_refers_to_non_mem_p): New function.
8910 (expand_assignment): Use it. Properly handle misaligned
8911 bases when expanding stores to component references.
8912 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
8915 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
8918 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
8919 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
8920 * tree-data-ref.c (find_data_references_in_loop): Make static.
8921 (compute_all_dependences): Change return type to bool. Bail out
8922 for too many datarefs in a loop. Move the hunk resetting the data
8923 dependences vector from ...
8924 (compute_data_dependences_for_loop): ... here. Account for
8925 compute_all_dependences returning false.
8926 (compute_data_dependences_for_bb): Likewise.
8927 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
8928 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
8930 2012-01-27 Richard Guenther <rguenther@suse.de>
8933 * expr.c (store_field): Use the alias-set of the scratch memory
8936 2012-01-27 Tom de Vries <tom@codesourcery.com>
8938 PR tree-optimization/51990
8939 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
8941 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
8943 2012-01-27 Jakub Jelinek <jakub@redhat.com>
8946 * var-tracking.c (reverse_op): Don't add any reverse operation
8947 if V already has any constant locations.
8949 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
8951 * doc/invoke.texi: Correct usage of "command line" (noun)
8952 vs "command-line" (adjective) throughout.
8954 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
8956 * doc/invoke.texi (Language Independent Options): Move
8957 -Wcoverage-mismatch blurb from here....
8958 (Warning Options): ...to here.
8960 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
8962 * config/rs6000/rs6000.c (rs6000_option_override_internal):
8963 Set rs6000_always_hint to false for 476.
8965 2012-01-27 Matthias Klose <doko@ubuntu.com>
8967 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
8969 * incpath.c (add_standard_paths): Likewise.
8971 2012-01-27 Richard Henderson <rth@redhat.com>
8973 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
8974 * config/m68k/sync.md (atomic_test_and_set): Rename from
8975 sync_test_and_setqi and adjust the operands.
8976 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
8977 and unconditionally enable.
8979 2012-01-27 Richard Henderson <rth@redhat.com>
8981 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
8982 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
8983 (ldstub): Rename from ldstubqi.
8984 (ldstub<I24MODE>): Remove.
8986 2012-01-27 Richard Henderson <rth@redhat.com>
8988 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
8989 * c-cppbuiltin.c (cpp_atomic_builtins): Define
8990 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
8991 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
8992 * doc/tm.texi: Rebuild.
8994 2012-01-27 Richard Henderson <rth@redhat.com>
8996 * optabs.c (gen_atomic_test_and_set): Remove default.
8997 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
8999 2012-01-26 Jakub Jelinek <jakub@redhat.com>
9001 PR rtl-optimization/51978
9002 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
9003 (combine_reaching_defs): Likewise.
9004 (struct re_info): Remove.
9005 (add_removable_extension): Remove x and data arguments,
9006 add insn, insn_list and def_map. Use the arguments directly
9007 instead of using struct re_info.
9008 (find_removable_extensions): Don't call add_removable_extension
9009 through note_stores, instead just call it with single_set
9011 (find_and_remove_re): Pass curr_cand->expr instead of
9012 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
9014 2012-01-26 Michael Matz <matz@suse.de>
9016 PR tree-optimization/46590
9017 * cfgexpand.c: Revert last change (r183305).
9018 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
9020 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
9021 checking for emptiness.
9023 2012-01-26 Jakub Jelinek <jakub@redhat.com>
9026 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
9027 non-addressable non-BLKmode base correctly.
9029 2012-01-26 Michael Matz <matz@suse.de>
9031 PR tree-optimization/48794
9032 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
9033 regions referenced from RESX/EH_DISPATCH.
9035 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9037 * config/s390/s390.h: Make BRANCH_COST an option.
9038 * config/s390/s390.opt: New option -mbranch-cost.
9040 2012-01-26 Richard Henderson <rth@redhat.com>
9042 Revert 2012-01-24 change:
9043 * trans-mem.c (requires_barrier): Do not instrument thread local
9044 variables and emit save/restore for them.
9046 2012-01-25 Jakub Jelinek <jakub@redhat.com>
9049 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
9052 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
9054 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
9057 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
9060 Rename __pgm to __flash.
9061 Rename __pgm1 to __flash1.
9062 Rename __pgm2 to __flash2.
9063 Rename __pgm3 to __flash3.
9064 Rename __pgm4 to __flash4.
9065 Rename __pgm5 to __flash5.
9066 Rename __pgmx to __memx.
9067 * doc/extend.texi (AVR Named Address Spaces)
9068 Rename address space names as indicated above.
9069 * config/avr/avr.c (avr_addrspace): Ditto.
9071 * config/avr/avr-protos.h
9072 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
9073 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
9074 * config/avr/predicates.md: Ditto.
9075 * config/avr/avr.c Ditto, and
9076 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
9077 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
9079 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
9080 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
9081 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
9082 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
9083 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
9084 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
9085 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
9086 * config/avr/avr.c: Ditto.
9087 * config/avr/avr.md: Ditto.
9089 2012-01-25 Jason Merrill <jason@redhat.com>
9092 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
9094 2012-01-25 Jakub Jelinek <jakub@redhat.com>
9096 PR tree-optimization/51987
9097 * tree-data-ref.c (get_references_in_stmt): Handle references in
9098 non-volatile GIMPLE_ASM.
9100 2012-01-25 Richard Guenther <rguenther@suse.de>
9102 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
9103 bases are dereferenced.
9105 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
9107 PR rtl-optimization/48374
9108 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
9110 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
9112 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
9113 compute_data_dependences_for_loop returns false.
9114 * tree-parloops.c (loop_parallel_p): Likewise.
9116 2012-01-25 Richard Guenther <rguenther@suse.de>
9118 * tree.h (get_pointer_alignment_1): Declare.
9119 * builtins.c (get_pointer_alignment_1): New function.
9120 (get_pointer_alignment): Use it.
9122 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9124 PR rtl-optimization/48308
9125 * combine.c (enum undo_kind): Add UNDO_LINKS.
9126 (struct undo): Add member l to other_contents and where.
9127 (do_SUBST_LINK): New.
9129 (try_combine): Handle LOG_LINKS for the dummy i1 case.
9130 (undo_all): Handle UNDO_LINKS.
9132 2012-01-25 Richard Henderson <rth@redhat.com>
9134 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
9137 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
9139 * optabs.c (gen_atomic_test_and_set): Use each argument.
9141 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
9143 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
9144 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
9145 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
9146 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
9147 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
9148 TARGET_PAIRED_SINGLE_FLOAT.
9150 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
9152 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
9153 (in_struct, return_val): Remove MEM documentation.
9154 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
9155 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
9156 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
9158 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
9159 * cfgexpand.c (add_alias_set_conflicts): Likewise.
9160 * expr.c (store_field): Likewise.
9161 * function.c (assign_stack_temp_for_type): Likewise.
9162 * ifcvt.c (noce_try_cmove_arith): Likewise.
9163 * reload1.c (reload): Likewise.
9164 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
9165 (alpha_set_memflags): Likewise.
9166 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
9168 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
9170 * rtl.h (true_dependence, canon_true_dependence): Remove varies
9172 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
9173 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
9174 (true_dependence_1, true_dependence, canon_true_dependence): Remove
9176 * cselib.c (cselib_rtx_varies_p): Delete.
9177 (cselib_invalidate_mem): Update call to canon_true_dependence.
9178 * dse.c (record_store, check_mem_read_rtx): Likewise.
9179 (scan_reads_nospill): Likewise.
9180 * cse.c (check_dependence): Likewise.
9181 (cse_rtx_varies_p): Delete.
9182 * expr.c (safe_from_p): Update call to true_dependence.
9183 * ira.c (validate_equiv_mem_from_store): Likewise.
9184 (memref_referenced_p): Likewise.
9185 * postreload-gcse.c (find_mem_conflicts): Likewise.
9186 * sched-deps.c (sched_analyze_2): Likewise.
9187 * store-motion.c (load_kills_store): Likewise.
9188 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
9189 * gcse.c (mems_conflict_for_gcse_p): Likewise.
9190 (compute_transp): Update call to canon_true_dependence.
9192 2012-01-25 Richard Henderson <rth@redhat.com>
9194 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
9195 (maybe_emit_atomic_test_and_set): New.
9196 (expand_sync_lock_test_and_set): Use it.
9197 (expand_atomic_test_and_set): Likewise.
9198 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
9199 the implementation; clarify implementation defined details.
9200 * doc/md.texi (atomic_test_and_set): Document.
9202 2012-01-25 Richard Henderson <rth@redhat.com>
9204 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
9206 2012-01-25 Richard Henderson <rth@redhat.com>
9209 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
9210 to effect no-op split.
9212 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
9215 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
9216 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
9217 (BT_FN_VOID_PTR_INT_SIZE): New.
9218 (BT_FN_UINT_UINT_VAR): Remove.
9219 (BT_FN_UINT32_UINT32_VAR): New.
9220 (BT_FN_DOUBLE_VPTR): Remove.
9221 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
9223 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
9224 (_ITM_changeTransactionMode): Same.
9225 (_ITM_memmoveRtWt): Change return type to void.
9226 (_ITM_memcpyRtWt): Same.
9227 (_ITM_memsetW): Same.
9228 (_ITM_RaRD): Change types to double.
9233 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
9235 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
9236 Patrick Marlier <patrick.marlier@gmail.com>
9238 * trans-mem.c (requires_barrier): Do not instrument thread local
9239 variables and emit save/restore for them.
9241 2012-01-24 Jason Merrill <jason@redhat.com>
9244 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
9245 output static aliases.
9247 2012-01-24 Jakub Jelinek <jakub@redhat.com>
9250 * common.opt (-pie, -shared, pie, shared): Change from Common to
9252 * gcc.c (display_help): Display help for -pie and -shared.
9254 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
9257 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
9258 Remove note on size/offset limitation.
9259 (AVR Variable Attributes): Add example how to read data located
9260 with progmem. Refer to named address spaces.
9261 * doc/invoke.texi (AVR Options): Fix typo.
9263 2012-01-24 Richard Guenther <rguenther@suse.de>
9265 Forward-port to trunk
9266 2010-09-21 Jakub Jelinek <jakub@redhat.com>
9269 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
9270 op0 isn't sufficiently aligned and there is movmisalignM
9271 insn for mode, use it to load op0 into a temporary register.
9273 2012-01-24 Jakub Jelinek <jakub@redhat.com>
9276 * target.def (const_not_ok_for_debug_p): New hook.
9277 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
9279 * doc/tm.texi: Regenerated.
9280 * dwarf2out.c (const_ok_for_output_1): If
9281 targetm.const_not_ok_for_debug_p returns true, fail.
9282 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
9284 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
9286 2012-01-23 Kai Tietz <ktietz@redhat.com>
9289 * config/i386/predicates.md (symbolic_operand): Allow
9290 UNSPEC_PCREL as PIC expression for lea.
9291 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
9292 * config/i386/i386.c (ix86_delegitimize_address): Handle
9293 UNSPEC_PCREL for none-MEM, too.
9295 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
9297 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
9298 (ipa_tm_create_version_alias): Same.
9300 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
9303 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
9304 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
9306 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
9307 Patrick Marlier <patrick.marlier@gmail.com>
9308 Iain Sandoe <developer@sandoe-acoustics.co.uk>
9311 * lto-wrapper.c (run_gcc): Pass the LTO section name to
9312 simple_object_start_read.
9314 2012-01-23 Richard Guenther <rguenther@suse.de>
9317 PR tree-optimization/51895
9318 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
9319 parameter decomposition into BLKmode components.
9321 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
9323 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
9324 fake variables for restrict-qualified pointers whose pointed-to type
9325 contains a placeholder.
9327 2012-01-23 Richard Guenther <rguenther@suse.de>
9329 PR tree-optimization/51949
9330 * ipa-split.c (execute_split_functions): Do not split malloc functions.
9332 2012-01-23 Jakub Jelinek <jakub@redhat.com>
9334 PR rtl-optimization/51933
9335 * ree.c (transform_ifelse): Return true right away if dstreg is
9336 already wider or equal to cand->mode.
9337 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
9338 (make_defs_and_copies_lists): Remove defs_list and copies_list
9339 arguments, add state argument, just truncate state->work_list
9340 instead of always allocating and freeing the vector. Assert that
9341 get_defs succeeds instead of returning 2. Changed return type to bool.
9342 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
9343 have ext_src_mode, see if it has been modified already with the
9344 right kind of extension and has been extended before from the
9345 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
9346 just return true. Remember the original mode in state->modified array.
9347 (combine_reaching_defs): Add state argument. Don't allocate and
9348 free here def_list, copied_list and vec vectors, instead just
9349 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
9350 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
9351 Add state variable, clear vectors in it, initialize state.modified
9352 if needed. Free all the vectors at the end and state.modified too.
9353 Don't skip a candidate if the extension expression has been modified.
9355 2012-01-22 Douglas B Rupp <rupp@gnat.com>
9358 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
9359 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
9360 (extra_options) interix.opt -> i386/interix.opt"
9361 (extra_objs):Add winnt-stubs.o
9362 * configure.ac: Add interix to target_os .comm on PE check.
9363 * configure: Regenerate.
9364 * config/interix3.h: Delete and move bits to..
9365 * config/interix.h: Delete and move bits to..
9366 * config/i386/i386-interix3.h: Delete and move bits to..
9367 * config/i386/i386-interix.h: ..here.
9368 (TARGET_CPU_DEFAULT): Remove redefinition.
9369 (TARGET_ASM_CONSTRUCTOR): Undefine.
9370 (SUBTARGET_SWITCHES): Define for ms-bitfields.
9371 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
9372 (PTRDIFF_TYPE): Define.
9373 (LONG_DOUBLE_TYPE_SIZE): Define.
9374 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
9375 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
9376 (TARGET_SECTION_TYPE_FLAGS): Define.
9377 (ASM_DECLARE_FUNCTION_NAME): Define.
9378 (ASM_OUTPUT_EXTERNAL): Define.
9379 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
9380 (ASM_OUTPUT_ALIGNED_BSS): Define.
9381 (PCC_BITFIELD_TYPE_MATTERS): Define.
9382 (USE_CONST_SECTION): Define.
9383 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
9384 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
9385 (SUPPORTS_ONE_ONLY): Remove.
9386 (I386_PE_STRIP_ENCODING): Define.
9387 * config/interix.opt: Delete and move bits to..
9388 * config/i386/interix.opt: ..here. New.
9389 (mpe-aligned-commons): Add.
9390 * config/i386/t-interix: Add copyright header.
9391 (winnt-stubs.o): Add rule.
9393 2012-01-22 Jason Merrill <jason@redhat.com>
9396 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
9397 for extra name aliases.
9399 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
9401 PR rtl-optimization/51924
9402 * ree.c (combine_set_extension): Improve debugging message.
9403 (combine_reaching_defs): Likewise.
9404 (get_defs): Rename confusingly named variable.
9405 (find_and_remove_re): Skip a candidate if the extension expression has
9408 2012-01-21 Robert Millan <rmh@gnu.org>
9409 Gerald Pfeifer <gerald@pfeifer.com>
9411 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
9412 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
9414 2012-01-20 Jakub Jelinek <jakub@redhat.com>
9416 PR tree-optimization/51914
9417 * tree-vect-stmts.c (vectorizable_conversion): For
9418 cvt_type && modifier == WIDEN, put temporary with cvt_type
9419 at the beginning of vec_dsts and set vec_dest to temporary
9422 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
9424 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
9426 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
9428 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
9429 * config/rs6000/rs6000.c: Likewise.
9431 2012-01-20 Jakub Jelinek <jakub@redhat.com>
9434 * config/arm/arm.c (arm_count_output_move_double_insns): Call
9435 output_move_double on a copy of operands array.
9437 2012-01-20 Cary Coutant <ccoutant@google.com>
9438 Dodji Seketeli <dodji@redhat.com>
9441 * dwarf2out.c (copy_declaration_context): Return ref to parent
9442 of declaration DIE, if necessary.
9443 (remove_child_or_replace_with_skeleton): Add new parameter; update
9444 caller. Place skeleton DIE under parent DIE of original declaration.
9445 Move call to copy_declaration_context to here ...
9446 (break_out_comdat_types): ... from here.
9448 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9450 PR rtl-optimization/51856
9451 * reload.c (find_reloads_subreg_address): Set the address_reloaded
9454 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9457 * config/arm/arm.c (arm_print_operand): Correct output of alignment
9458 hints for neon loads and stores.
9460 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
9464 * doc/extend.texi (Named Address Spaces): Split into subsections.
9465 (AVR Named Address Spaces): New subsection.
9466 (M32C Named Address Spaces): New subsection.
9467 (RL78 Named Address Spaces): New subsection.
9468 (SPU Named Address Spaces): New subsection.
9469 (Variable Attributes): New anchor "AVR Variable Attributes".
9470 (AVR Variable Attributes): Rewrite and avoid wording
9471 "address space" in this context.
9472 * doc/invoke.texi (AVR Options): Rewrite and add documentation
9473 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
9474 (AVR Built-in Macros): New subsubsection therein.
9475 * doc/md.texi (AVR constraints): Remove "C04", "R".
9477 2012-01-20 Richard Guenther <rguenther@suse.de>
9479 PR tree-optimization/51903
9480 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
9481 when removing stmts.
9483 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9486 * config/arm/arm.c (arm_load_pic_register): Use
9487 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
9488 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
9489 (arm_pic_static_addr): Likewise.
9490 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
9491 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
9492 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
9493 (pic_load_addr_unified): New.
9495 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
9498 * function.c (instantiate_virtual_regs_in_insn): Use
9499 delete_insn_and_edges when removing a wrong asm insn.
9501 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
9503 PR rtl-optimization/40761
9504 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
9505 Add new member loop_num.
9506 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
9507 (ira_build): Remove the parameter.
9509 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
9510 (ira.c): Do not build CFG loops for one region allocation. Remove
9511 argument from ira_build call.
9513 * ira-build.c (init_loop_tree_node): New function.
9514 (create_loop_tree_nodes): Use it. Separate the case when CFG
9515 loops are not built.
9516 (more_one_region_p): Check current_loops.
9517 (finish_loop_tree_nodes): Separate the case when CFG loops are not
9519 (add_loop_to_tree): Process loop equal to NULL too.
9520 (form_loop_tree): Separate the case when CFG loops are not built.
9521 Use explicitly number for the root.
9522 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
9524 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
9525 instead of loop->num.
9526 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
9527 (mark_all_loops_for_removal): Ditto.
9528 (remove_unnecessary_regions): Separate the case when CFG loops
9530 (ira_build): Remove the parameter. Use explicit number of regions
9531 when CFG loops are not built.
9533 * ira-color.c (print_loop_title): Separate the case for the root node.
9534 Use loop_num instead of loop->num.
9535 (move_spill_restore): Use loop_num instead of loop->num.
9537 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
9538 (change_loop): Ditto.
9539 (change_loop): Use loop_num instead of loop->num.
9541 * ira-lives.c (process_bb_node_lives): Ditto.
9543 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
9545 * ira-conflicts.c (print_allocno_conflicts): Ditto.
9547 2012-01-19 Jakub Jelinek <jakub@redhat.com>
9550 * tree-mudflap.c (mf_artificial): New function.
9551 (execute_mudflap_function_ops, execute_mudflap_function_decls,
9552 mx_register_decls, mudflap_enqueue_decl): Use it.
9555 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
9556 numbers in the insn pattern.
9558 2012-01-19 Michael Matz <matz@suse.de>
9560 PR tree-optimization/46590
9561 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
9562 use it in remembering which conflicts we already created.
9563 (add_scope_conflicts): Adjust call to above, (de)allocate helper
9566 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
9569 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
9570 (merge_and_complain): Same.
9572 2012-01-19 Jakub Jelinek <jakub@redhat.com>
9575 * config/initfini-array.h: Guard content of the header
9576 with #ifdef HAVE_INITFINI_ARRAY.
9577 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
9578 Add initfini-array.h to tm_file here.
9579 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
9580 * config.gcc: Don't add initfini-array.h to tm_file here.
9581 * configure: Regenerated.
9583 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
9585 PR rtl-optimization/51505
9586 * df-problems.c (df_kill_notes): New parameter live. Update comment.
9587 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
9588 (df_note_bb_compute): Update the call to df_kill_notes.
9590 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
9592 * trans-mem.c (requires_barrier): Remove call to is_global_var.
9594 2012-01-18 Richard Guenther <rguenther@suse.de>
9596 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
9597 of conversions to void *.
9599 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9600 Richard Sandiford <rdsandiford@googlemail.com>
9604 * optabs.h (simplify_expand_binop): Declare.
9605 * optabs.c (simplify_expand_binop): Make global.
9606 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
9607 endian targets if the source cannot be exactly covered by word
9610 2012-01-17 Jakub Jelinek <jakub@redhat.com>
9613 * hard-reg-set.h (struct hard_reg_set_container): New type.
9614 * target.h (struct hard_reg_set_container): Forward declare.
9615 * target.def (set_up_by_prologue): New target hook.
9616 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
9617 * doc/tm.texi: Regenerated.
9618 * function.c (thread_prologue_and_epilogue_insns): Change
9619 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
9620 Call targetm.set_up_by_prologue on it.
9621 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
9622 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
9624 2012-01-17 Nick Clifton <nickc@redhat.com>
9626 * config/rx/rx.c (rx_can_use_simple_return): New function.
9627 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
9628 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
9630 2012-01-17 Richard Guenther <rguenther@suse.de>
9633 * expr.c (expand_assignment): Take address-space information
9634 from the address operand of MEM_REF and TARGET_MEM_REF.
9635 (expand_expr_real_1): Likewise.
9637 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9639 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
9640 reload dump is requested.
9642 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
9645 * trans-mem.c (requires_barrier): Call may_be_aliased.
9647 2012-01-17 Jakub Jelinek <jakub@redhat.com>
9649 PR tree-optimization/51877
9650 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
9651 call arguments and fndecls compare equal, instead return false if they
9652 don't. Return true only if lhs1 and lhs2 are either both NULL, or
9653 both SSA_NAMEs that are valueized the same, or they satisfy
9656 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9658 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
9660 * configure: Regenerate.
9662 2012-01-16 Jan Hubicka <jh@suse.cz>
9666 * convert.c (convert_to_integer): Use fold_convert for
9667 converting an INTEGER_CST to integer type.
9669 2012-01-16 Jason Merrill <jason@redhat.com>
9672 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
9674 2012-01-16 Jakub Jelinek <jakub@redhat.com>
9677 * config/s390/s390.c (s390_chunkify_start): Don't skip
9678 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
9679 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
9680 If insn is followed by NOTE_INSN_VAR_LOCATION or
9681 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
9682 Don't use location of note insns.
9684 PR tree-optimization/51865
9685 * tree-inline.c (tree_function_versioning): Call remap_decl
9686 on DECL_RESULT whenever it has VOID_TYPE_P type.
9688 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
9690 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
9691 for calls to locally-binding MIPS16 functions if only the return
9692 type uses float regs.
9694 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
9695 Richard Sandiford <rdsandiford@googlemail.com>
9697 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
9698 (SYMBOL_32_HIGH): Likewise.
9699 (mips_output_tls_reloc_directive): Declare.
9700 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
9701 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
9702 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
9703 (mips_lo_relocs, mips_hi_relocs): Make extern.
9704 (mips16_stub_function): Move up file.
9705 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
9706 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
9707 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
9708 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
9709 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
9710 (mips_get_tp): Add MIPS16 support.
9711 (mips_legitimize_tls_address): Remove MIPS16 sorry().
9712 Generalize DTPREL and TPREL handling.
9713 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
9714 Add MIPS16 TLS support.
9715 (mips_output_tls_reloc_directive): New function.
9716 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
9717 * config/mips/predicates.md (symbolic_operand_with_high)
9718 (tls_reloc_operand): New predicates.
9719 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
9720 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
9721 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
9722 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
9723 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
9724 (*tls_get_tp_mips16_call_<mode>): Likewise.
9726 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
9728 PR rtl-optimization/51821
9729 * recog.c (peep2_find_free_register): Determine clobbered registers
9732 2012-01-14 Denis Chertykov <chertykov@gmail.com>
9735 * config/avr/avr-protos.h: Revert change of 2012-01-09.
9736 * config/avr/avr.c: Likewise.
9737 * config/avr/avr.h: Likewise.
9739 2012-01-13 Ian Lance Taylor <iant@google.com>
9742 * tree.h (TYPE_QUALS): Add cast to int.
9743 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
9745 2012-01-13 Ian Lance Taylor <iant@google.com>
9747 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
9748 comparing param_index to VEC_length result.
9750 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
9752 * c-decl.c: Do not include tree-mudflap.h
9753 * tree-optimize.c: Likewise.
9754 * Makefile.in: Update dependencies.
9756 2012-01-13 Richard Guenther <rguenther@suse.de>
9759 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
9760 variable-sized result always use RSO.
9762 2012-01-12 DJ Delorie <dj@redhat.com>
9764 * cfgexpand.c (convert_debug_memory_address): Allow any valid
9765 pointer type, not just the default pointer type.
9767 2012-01-09 Richard Henderson <rth@redhat.com>
9768 Denis Chertykov <chertykov@gmail.com>
9771 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
9772 * config/avr/avr.c (avr_can_eliminate): Simplify.
9773 (avr_initial_elimination_offset): Likewise.
9774 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
9775 (expand_epilogue): Likewise.
9776 (avr_legitimize_address): Gut.
9777 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
9778 (avr_hard_regno_nregs): New.
9779 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
9780 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
9781 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
9782 add soft frame pointer.
9783 (CALL_USED_REGISTERS): Likewise.
9784 (REG_CLASS_CONTENTS): Likewise.
9785 (REGISTER_NAMES): Likewise.
9786 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
9787 (HARD_FRAME_POINTER_REGNUM): New.
9788 (FRAME_POINTER_REGNUM): Use soft frame pointer.
9789 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
9790 remove the HARD_FRAME_POINTER self-elimination.
9792 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
9795 * config/avr/avr.c (avr_encode_section_info): Test for absence of
9796 DECL_EXTERNAL when checking for initializers of progmem variables.
9798 2012-01-12 Ira Rosen <irar@il.ibm.com>
9800 PR tree-optimization/51799
9801 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
9802 that the last operation is a type demotion.
9804 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
9806 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
9807 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
9809 2012-01-11 Jakub Jelinek <jakub@redhat.com>
9812 * combine.c (distribute_notes): If i3 is a noreturn call,
9813 allow old_size to be equal to args_size and make sure the
9814 noreturn call gets REG_ARGS_SIZE note.
9815 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
9816 on noreturn calls even when the delta is 0.
9818 2012-01-11 Nathan Sidwell <nathan@acm.org>
9820 * gcov.c (STRING_SIZE): Remove.
9821 (generate_results): Erase annotations for source files with no
9822 coverage information.
9824 (output_lines): Use it.
9826 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
9828 * gimple.h (gimplify_body): Remove first argument.
9829 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
9830 pointer set here, instead just pass DATA to walk_tree.
9831 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
9832 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
9833 (unvisit_body): Likewise, but with unmark_visited.
9834 (gimplify_body): Remove BODY_P argument and adjust.
9835 (gimplify_function_tree): Adjust call to gimplify_body.
9836 * omp-low.c (finalize_task_copyfn): Likewise.
9838 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
9840 * tree.h (build_function_decl_skip_args): Add boolean parameter.
9841 (build_function_type_skip_args): Delete.
9842 * tree.c (build_function_type_skip_args): Make static and add
9843 SKIP_RETURN parameter. Fix thinko in the handling of variants.
9844 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
9845 pass it to build_function_type_skip_args.
9846 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
9847 (tree_function_versioning): Likewise.
9848 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
9849 build_function_decl_skip_args.
9850 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
9851 and pass it to build_function_decl_skip_args/tree_function_versioning.
9852 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
9853 * ipa-inline-transform.c (save_inline_function_body): Likewise.
9854 * trans-mem.c (ipa_tm_create_version): Likewise.
9855 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
9856 * tree-inline.c (declare_return_variable): Remove always-true test.
9857 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
9858 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
9859 * ipa-split.c (split_function): Skip the return value for the split
9860 part if it doesn't return.
9862 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9864 PR tree-optimization/49642
9865 * ipa-split.c (forbidden_dominators): New variable.
9866 (check_forbidden_calls): New function.
9867 (dominated_by_forbidden): Likewise.
9868 (consider_split): Check for forbidden dominators.
9869 (execute_split_functions): Initialize and free forbidden
9870 dominators info; call check_forbidden_calls.
9872 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
9874 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
9876 2012-01-11 Nick Clifton <nickc@redhat.com>
9878 * config/rx/rx.md (return): Define pattern.
9880 2012-01-11 Richard Guenther <rguenther@suse.de>
9882 * doc/extend.texi (malloc attribute): Adjust according to
9885 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
9886 Patrick Marlier <patrick.marlier@gmail.com>
9889 * trans-mem.c (get_cg_data): Traverse aliases if requested.
9890 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
9891 (ipa_tm_note_irrevocable): Same.
9892 (ipa_tm_scan_irr_block): Same.
9893 (ipa_tm_decrement_clone_counts): Same.
9894 (ipa_tm_scan_irr_function): Same.
9895 (ipa_tm_create_version_alias): Same.
9896 (ipa_tm_create_version): Same.
9897 (ipa_tm_transform_calls_redirect): Same.
9898 (ipa_tm_transform_calls): Same.
9899 (ipa_tm_transform_transaction): Same.
9900 (ipa_tm_execute): Same.
9902 2012-01-10 Richard Guenther <rguenther@suse.de>
9905 * opts.c (common_handle_option): Handle -Werror.
9907 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
9909 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
9912 2012-01-10 Jason Merrill <jason@redhat.com>
9914 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
9917 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9919 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
9920 supports R_386_TLS_GD_PLT reloc.
9921 (gcc_cv_as_ix86_tlsldmplt): Check if linker
9922 supports R_386_TLS_LDM_PLT reloc.
9923 * configure: Regenerate.
9924 * config.in: Regenerate.
9926 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
9929 Extend __pgmx semantics to linearize memory.
9930 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
9931 determine if code comes inline or from libgcc.
9932 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
9933 (movmem_qi, movmem_qi): Set constraint #2 to "n".
9934 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
9935 (movmemx_qi, movmemx_hi): New insns.
9936 (xload_<mode>_libgcc): Rewrite to new insn condition.
9937 (xload_<mode>): Remove insns.
9938 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
9939 cases that don't satisfy avr_xload_libgcc_p().
9940 (avr_addr_space_convert): Allow converting in any direction.
9941 (avr_addr_space_subset_p): Return always true.
9942 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
9943 (avr_emit_movmemhi): Ditto.
9944 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
9945 (avr_out_movmem): Ditto.
9946 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
9947 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
9948 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
9949 (avr_encode_section_info): Encode 'progmem' in symbol flags.
9950 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
9952 2012-01-10 Richard Guenther <rguenther@suse.de>
9954 PR tree-optimization/50913
9955 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
9956 Require data-refs to be representable by Graphite with respect
9959 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
9961 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
9962 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
9964 2012-01-10 Tom de Vries <tom@codesourcery.com>
9966 PR rtl-optimization/51271
9967 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
9968 handling annulled branch.
9970 2012-01-10 Richard Henderson <rth@redhat.com>
9972 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
9973 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
9974 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
9975 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
9976 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
9977 arm_expand_vec_perm_const): New.
9978 * config/arm/arm-protos.h: Update.
9979 * config/arm/neon.md (UNSPEC_VCONCAT): New.
9980 (*neon_vswp<VDQX>): New.
9981 (neon_vcombine<VDX>): Use neon_split_vcombine.
9982 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
9983 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
9984 (vec_perm<VE>): New.
9986 2012-01-10 Richard Henderson <rth@redhat.com>
9988 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
9989 use it if reload_completed.
9990 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
9991 arm_output_asm_insn, arm_process_output_memory_barrier,
9992 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
9993 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
9994 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
9995 arm_process_output_sync_insn, arm_output_sync_insn,
9996 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
9997 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
9998 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
9999 (emit_unlikely_jump): New.
10000 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
10001 (arm_split_atomic_op): New.
10002 * config/arm/arm-protos.h: Update.
10003 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
10004 (struct arm_sync_generator): Remove.
10005 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
10006 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
10007 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
10008 (VUNSPEC_LL, VUNSPEC_SC): New.
10009 (sync_result, sync_memory, sync_required_value, sync_new_value,
10010 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
10011 (attr length): Don't use arm_sync_loop_insns.
10012 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
10013 (movsfcc, movdfcc): Likewise.
10014 * config/arm/constraints.md (Ua): New.
10015 * config/arm/prediates.md (mem_noofs_operand): New.
10016 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
10017 (sync_clobber, sync_t2_reqd): Remove.
10018 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
10019 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
10020 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
10021 (arm_sync_compare_and_swap<SIDI>): Remove.
10022 (arm_sync_compare_and_swap<NARROW>): Remove.
10023 (arm_sync_lock_test_and_set<SIDI>): Remove.
10024 (arm_sync_lock_test_and_set<NARROW>): Remove.
10025 (arm_sync_new_<syncop><SIDI>): Remove.
10026 (arm_sync_new_<syncop><NARROW>): Remove.
10027 (arm_sync_new_nand<SIDI>): Remove.
10028 (arm_sync_new_nand<NARROW>): Remove.
10029 (arm_sync_old_<syncop><SIDI>): Remove.
10030 (arm_sync_old_<syncop><NARROW>): Remove.
10031 (arm_sync_old_nand<SIDI>): Remove.
10032 (arm_sync_old_nand<NARROW>): Remove.
10033 (*memory_barrier): Merge arm_output_memory_barrier.
10034 (atomic_compare_and_swap<QHSD>): New.
10035 (atomic_compare_and_swap<NARROW>_1): New.
10036 (atomic_compare_and_swap<SIDI>_1): New.
10037 (atomic_exchange<QHSD>): New.
10038 (cas_cmp_operand, cas_cmp_str): New.
10039 (atomic_op_operand, atomic_op_str): New.
10040 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
10041 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
10042 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
10043 (arm_load_exclusive<NARROW>): New.
10044 (arm_load_exclusivesi, arm_load_exclusivedi): New.
10045 (arm_store_exclusive<QHSD>): New.
10047 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
10049 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
10050 reload patterns if -mvsx-scalar-memory.
10052 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
10053 generated, even -mno-vsx-scalar-double was used.
10054 (vsx_xscvdpsp_scalar): Likewise.
10055 (vsx_xscvspdp_scalar2): Likewise.
10057 2012-01-09 Tom de Vries <tom@codesourcery.com>
10058 Andrew Pinski <apinski@cavium.com>
10061 * reorg.c (fill_slots_from_thread): Don't speculate
10062 frame-related insns.
10064 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
10066 * sched-int.h (bb_note): Move to...
10067 * basic-block.h: ...here.
10068 * haifa-sched.c (bb_note): Move to...
10069 * cfgrtl.c: ...here.
10070 * function.c (next_block_for_reg): New function.
10071 (move_insn_for_shrink_wrap): Likewise.
10072 (prepare_shrink_wrap): Rewrite to use the above.
10074 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
10076 * gimple.c (is_gimple_non_addressable): Remove.
10077 * gimple.h: Remove is_gimple_non_addressable.
10078 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
10079 is_gimple_non_addressable.
10080 * trans-mem.c (expand_assign_tm): Same.
10082 2012-01-09 Richard Guenther <rguenther@suse.de>
10084 PR tree-optimization/51775
10085 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
10086 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
10088 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
10090 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
10092 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
10094 2012-01-09 Richard Guenther <rguenther@suse.de>
10096 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
10098 2012-01-08 Jan Hubicka <jh@suse.cz>
10100 PR tree-optimize/51680
10101 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
10102 on when known_vals needs to be computed; cleanup.
10104 2012-01-08 Jan Hubicka <jh@suse.cz>
10106 PR tree-optimize/51694
10107 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
10109 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
10111 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
10112 for -std=c++98 and -std=c++11 too.
10114 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
10116 * cfgloop.c (cancel_loop): Add free() of bbs array.
10118 2012-01-07 Jan Hubicka <jh@suse.cz>
10120 PR tree-optimization/51600
10121 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
10122 that benefits small functions.
10124 2012-01-07 Jan Hubicka <jh@suse.cz>
10126 * ipa-inline.c (want_inline_small_function_p): Fix formating.
10128 2012-01-07 Jan Hubicka <jh@suse.cz>
10130 PR tree-optimization/51680
10131 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
10132 whose inlining reduce unit size.
10134 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
10137 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
10138 Add canonical node to containing_mem chain after the non-canonical
10139 one, even if there weren't any locs to propagate.
10140 (remove_useless_values): Keep only canonical values.
10141 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
10142 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
10143 canonicalize mem_chain elements that are not discarded.
10145 2012-01-06 Jakub Jelinek <jakub@redhat.com>
10148 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
10149 before emitting functions.
10151 PR gcov-profile/50127
10152 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
10153 clear_aux_for_blocks.
10155 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
10158 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
10160 2012-01-06 Arnaud Charlet <charlet@adacore.com>
10162 * c-decl.c (ext_block): Moved up.
10163 (collect_all_refs, for_each_global_decl): Take ext_block into account.
10165 2012-01-06 Han Shen <shenhan@google.com>
10167 Translate built-in include paths for sysroot.
10168 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
10169 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
10171 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
10172 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
10174 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
10175 control whether sysroot should be prepended to gxx include dir.
10177 * configure: Regenerate.
10179 2012-01-06 Torvald Riegel <triegel@redhat.com>
10181 PR rtl-optimization/51771
10182 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
10183 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
10185 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
10187 PR tree-optimization/51315
10188 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
10189 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
10191 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
10194 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
10195 for shrp pattern. Correctly handle and fixup shift variable.
10196 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
10198 2012-01-05 Jakub Jelinek <jakub@redhat.com>
10201 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
10202 note when !ACCUMULATE_OUTGOING_ARGS.
10204 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
10206 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
10208 (extract_range_from_unary_expr_1): Avoid useless computations.
10210 2012-01-05 Jakub Jelinek <jakub@redhat.com>
10212 PR rtl-optimization/51767
10213 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
10214 of jump_block and add an extra edge for degenerated asm gotos.
10216 PR middle-end/51768
10217 * stmt.c (check_unique_operand_names): Don't ICE during error
10218 reporting if i is from labels chain.
10220 PR middle-end/44777
10221 * profile.c (branch_prob): Split bbs that have exit edge
10222 and need a fake entry edge too.
10224 2012-01-05 Jan Hubicka <jh@suse.cz>
10226 PR middle-end/49710
10227 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
10230 2012-01-05 Richard Guenther <rguenther@suse.de>
10233 * tree-streamer-out.c (write_ts_optimization): New function.
10234 (streamer_write_tree_body): Call it.
10235 * tree-streamer-in.c (lto_input_ts_optimization): New function.
10236 (streamer_read_tree_body): Call it.
10237 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
10239 2012-01-05 Jakub Jelinek <jakub@redhat.com>
10241 PR middle-end/51761
10242 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
10243 * gimplify.c (gimplify_cleanup_point_expr): Save and set
10244 in_cleanup_point_expr before gimplify_stmt call and restore it
10246 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
10247 in_cleanup_point_expr is false.
10249 2012-01-05 Richard Guenther <rguenther@suse.de>
10251 PR middle-end/51764
10252 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
10254 * toplev.c (process_options): Reject combining mudflap and LTO.
10255 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
10257 2012-01-05 Richard Guenther <rguenther@suse.de>
10259 PR tree-optimization/51760
10260 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
10262 (bit_value_unop): Handle UNDEFINED operands.
10263 (bit_value_binop): Likewise.
10265 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
10267 * config/avr/avr.c (avr_replace_prefix): Remove.
10268 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
10269 (avr_asm_function_rodata_section): Ditto.
10270 (avr_asm_select_section): Ditto.
10272 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
10274 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
10277 2012-01-05 Jakub Jelinek <jakub@redhat.com>
10280 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
10281 calls that have any non-fake successor edges.
10284 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
10286 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
10288 PR tree-optimization/51624
10289 * tree-sra.c (build_ref_for_model): When replicating a chain of
10290 COMPONENT_REFs, stop as soon as the offset would become negative.
10292 2012-01-04 Jakub Jelinek <jakub@redhat.com>
10295 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
10296 in .debug_loc on the floor.
10298 2012-01-04 Andrew Pinski <apinski@cavium.com>
10300 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
10302 2012-01-04 Andrew Pinski <apinski@cavium.com>
10303 Adam Nemet <anemet@caviumnetworks.com>
10305 * config/mips/mips.md (size): Add SI and DI.
10306 (SIZE): New mode attribute.
10307 (U): New code attribute.
10308 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
10309 (mips_lbux_<mode>): Delete.
10310 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
10311 (mips_lhx): Use gen_mips_lhx_extsi.
10312 (mips_lhx_<mode>): Delete.
10313 (mips_lwx): Delete.
10314 (mips_l<size>x): New expand.
10315 (mips_lwx_<mode>): Delete.
10316 (mips_l<GPR:size>x_<P:mode>): New pattern.
10317 (*mips_lw<u>x_<P:mode>_ext): Likewise.
10318 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
10319 * config/mips/mips.c (mips_lx_address_p): New function.
10320 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
10321 (dsp64): New availability predicate.
10322 (mips_builtins): Add an entry for __builtin_mips_ldx.
10323 * config/mips/mips.h (ISA_HAS_LBX): New define.
10324 (ISA_HAS_LBUX): Likewise.
10325 (ISA_HAS_LHX): Likewise.
10326 (ISA_HAS_LHUX): Likewise.
10327 (ISA_HAS_LWX): Likewise.
10328 (ISA_HAS_LWUX): Likewise.
10329 (ISA_HAS_LDX): Likewise.
10330 * doc/extend.texi (__builtin_mips_ldx): Document.
10332 2012-01-04 Tristan Gingold <gingold@adacore.com>
10334 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
10335 when long pointers are used.
10336 * config.build (*-*-*vms*): Handle all OpenVMS targets.
10337 (alpha64-dec-*vms*, alpha*-dec-*vms*)
10338 (ia64-hp-*vms*): Remove.
10339 * config/vms/xm-vms64.h: Delete.
10341 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
10343 PR middle-end/51472
10344 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
10346 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
10348 * opts.c (finish_options): Remove duplicate sorry.
10350 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
10352 PR middle-end/51696
10353 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
10356 2012-01-04 Richard Guenther <rguenther@suse.de>
10358 PR middle-end/51750
10359 * tree.c (size_low_cst): New function.
10360 * tree.h (size_low_cst): Declare.
10361 * fold-const.c (fold_comparison): Use it to extract the low
10362 part of the POINTER_PLUS_EXPR offset.
10364 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
10366 Fix clearing ZERO_REG
10367 * config/avr/avr.md (cc): Add alternative "ldi".
10368 (movqi_insn): Use it in cc attribute.
10369 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
10370 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
10371 (output_reload_insisf): Use ZERO_REG to pre-clear register.
10373 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10375 * configure: Regenerate.
10377 2012-01-04 Richard Guenther <rguenther@suse.de>
10379 PR tree-optimization/49651
10380 * tree-ssa-structalias.c (type_can_have_subvars): New function.
10381 (var_can_have_subvars): Use it.
10382 (get_constraint_for_1): Only consider subfields if there can be any.
10384 2012-01-03 Jakub Jelinek <jakub@redhat.com>
10387 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
10388 to its new canonical_cselib_val and the cselib_val was in
10389 first_containing_mem chain, but the canonical_cselib_val was not,
10390 add the latter into the chain.
10391 (cselib_invalidate_mem): Compare canonical_cselib_val of
10392 addr_list chain elt with v.
10395 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
10396 dwarf2out_undef): Allocate e.info using ggc_strdup instead
10398 (output_macinfo_op): Don't ggc_strdup fd->filename.
10399 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
10400 then ggc_strdup it. Don't free inc->info or cur->info.
10401 (output_macinfo): Don't free ref->info or file->info.
10403 2012-01-03 Ira Rosen <irar@il.ibm.com>
10405 PR tree-optimization/51269
10406 * tree-vect-loop-manip.c (set_prologue_iterations): Make
10407 first_niters a pointer.
10408 (slpeel_tree_peel_loop_to_edge): Likewise.
10409 (vect_do_peeling_for_loop_bound): Update call to
10410 slpeel_tree_peel_loop_to_edge.
10411 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
10412 here. Remove it from the parameters list.
10413 (vect_do_peeling_for_alignment): Update calls and compute
10414 wide_prolog_niters.
10416 2012-01-03 Richard Guenther <rguenther@suse.de>
10418 PR tree-optimization/51070
10419 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
10420 Properly handle calls.
10422 2012-01-03 Richard Guenther <rguenther@suse.de>
10424 PR tree-optimization/51692
10425 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
10426 the LHS of allocation stmts.
10428 2012-01-03 Olivier Hainque <hainque@adacore.com>
10430 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
10432 2012-01-03 Olivier Hainque <hainque@adacore.com>
10434 * collect2.c (main): In AIX specific computations for vector
10435 insertions, use CONST_CAST2 to cast from char ** to const char **.
10437 2012-01-03 Richard Guenther <rguenther@suse.de>
10440 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
10441 the context of a limbo DIE when it does not already exist.
10443 2012-01-03 Jakub Jelinek <jakub@redhat.com>
10445 PR tree-optimization/51719
10446 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
10447 but direct call is, clear direct call's lhs and don't add fallthrough
10448 edge from dcall_bb to join_bb and PHIs.
10450 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10452 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
10453 the instructions emitted by the pattern.
10454 ("*TDC_insn_<mode>"): Add comment.
10456 2012-01-03 Richard Guenther <rguenther@suse.de>
10458 PR middle-end/51730
10459 * fold-const.c (fold_comparison): Properly canonicalize
10460 tree offset and HOST_WIDE_INT bit position.
10462 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
10464 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
10465 operands for extzv pattern.
10467 2012-01-02 Jakub Jelinek <jakub@redhat.com>
10470 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
10473 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
10475 * doc/invoke.texi (-flto and related options): Copy-edit.
10477 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
10479 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
10481 2012-01-02 Jakub Jelinek <jakub@redhat.com>
10483 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
10486 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
10488 * expr.h (move_by_pieces_ninsns): Declare.
10489 * expr.c (move_by_pieces_ninsns): Make external.
10490 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
10491 (mips_store_by_pieces_p): Likewise.
10492 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
10493 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
10494 * config/mips/mips.c (mips_move_by_pieces_p): New function.
10495 (mips_store_by_pieces_p): Likewise.
10497 2012-01-02 Jakub Jelinek <jakub@redhat.com>
10499 * passes.c (register_one_dump_file): Free full_name.
10501 * reload1.c (reload): Don't allocate reg_max_ref_width here.
10502 (calculate_elim_costs_all_insns): Free offsets_at and
10503 offsets_known_at at the end and clear the pointers.
10505 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10507 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
10508 this option introduced in r180739.
10510 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10513 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
10514 (tmake_file target=avr): Add avr/t-multilib.
10516 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
10517 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
10518 * config/avr/genmultilib.awk: New file.
10519 * config/avr/t-multilib: New auto-generated file.
10520 * config/avr/multilib.h: New auto-generated file.
10521 * config/avr/t-avr (AVR_MCUS): New variable.
10522 (genopt.sh): Use it.
10523 (s-mlib): Depend on t-multilib.
10524 (t-multilib, multilib.h): New dependencies.
10525 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
10526 (MULTILIB_OPTIONS): Remove.
10527 (MULTILIB_MATCHES): Remove.
10528 (MULTILIB_DIRNAMES): Remove.
10529 (MULTILIB_EXCEPTIONS): Remove:
10530 * config/avr/genopt.sh: Don't use hard coded file name;
10531 pass AVR_MCUS from t-avr instead.
10533 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10535 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
10537 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10539 Implement light-weight DImode support.
10540 * config/avr/avr-dimode.md: New file.
10541 * config/avr/avr.md: Include it.
10542 (adjust_len): Add plus64, compare64.
10543 (HIDI): Remove code iterator.
10544 (code_stdname): New code attribute.
10545 (rotx, rotsmode): Remove DI.
10546 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
10548 * config/avr/avr-protos.h (avr_have_dimode): New.
10549 (avr_out_plus64, avr_out_compare64): New.
10550 * config/avr/avr.c (avr_out_compare): Handle DImode.
10551 (avr_have_dimode): New variable definition and initialization.
10552 (avr_out_compare64, avr_out_plus64): New functions.
10553 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
10554 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
10555 (avr_compare_pattern): Skip DImode comparisons.
10557 2012-01-02 Revital Eres <revital.eres@linaro.org>
10559 * ddg.c (def_has_ccmode_p): New function.
10560 (add_cross_iteration_register_deps,
10561 create_ddg_dep_from_intra_loop_link): Call it.
10563 2012-01-02 Richard Guenther <rguenther@suse.de>
10566 * invoke.texi (fassociative-math): Remove spurious paranthesis.
10568 2012-01-01 Jakub Jelinek <jakub@redhat.com>
10570 * gcc.c (process_command): Update copyright notice dates.
10571 * gcov.c (print_version): Likewise.
10572 * gcov-dump.c (print_version): Likewise.
10573 * mips-tfile.c (main): Likewise.
10574 * mips-tdump.c (main): Likewise.
10576 2012-01-01 Ira Rosen <irar@il.ibm.com>
10578 PR tree-optimization/51704
10579 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
10580 a use is inside the basic block or loop before accessing its vect info.
10582 2012-01-01 Jan Hubicka <jhjh@suse.cz>
10584 PR rtl-optimization/51069
10585 * cfgloopmanip.c (remove_path): Removing path making irreducible
10586 region unconditional makes BB part of the region.
10588 2012-01-01 Jakub Jelinek <jakub@redhat.com>
10590 PR tree-optimization/51683
10591 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
10592 calls with side-effects.
10593 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
10595 Copyright (C) 2012 Free Software Foundation, Inc.
10597 Copying and distribution of this file, with or without modification,
10598 are permitted in any medium without royalty provided the copyright
10599 notice and this notice are preserved.