1 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/i386.c (*movdf_internal_rex64): Remove
4 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
5 Calculate "mode" attribute according to
6 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
7 (*movdf_internal): Ditto.
9 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
12 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
13 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
14 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
15 or when optimizing for size.
16 * config/i386/sse.md (*mov<mode>_internal): Remove
17 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
18 Calculate "mode" attribute according to optimize_function_for_size_p
19 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
20 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
21 depending on the mode of the instruction. Calculate "mode" attribute
22 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
23 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
24 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
26 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
29 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
30 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
31 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
32 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
33 (expand_prologue): Move initialization of cfun->machine->is_naked,
34 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
35 (avr_set_current_function): ...this new static function.
36 (TARGET_SET_CURRENT_FUNCTION): New define.
37 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
38 checking attributes of current_function_decl.
39 (avr_regs_to_save): Ditto.
40 (signal_function_p): Rename to avr_signal_function_p.
41 (interrupt_function_p): Rename to avr_interrupt_function_p.
43 * doc/extend.texi (Function Attributes): Better explanation of
44 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
47 2012-05-09 Michael Matz <matz@suse.de>
49 PR tree-optimization/53185
50 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
51 peeling when we see strided loads.
53 2012-05-09 Matthias Klose <doko@ubuntu.com>
55 * gcc-ar.c (main): Don't check for execute bits for the plugin.
57 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
59 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
60 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
61 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
62 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
63 (USE_LOAD_POST_INCREMENT): Define.
64 (USE_LOAD_PRE_INCREMENT): Define.
65 (USE_LOAD_POST_DECREMENT): Define.
66 (USE_LOAD_PRE_DECREMENT): Define.
67 (USE_STORE_PRE_DECREMENT): Define.
68 (USE_STORE_PRE_INCREMENT): Define.
69 (USE_STORE_POST_DECREMENT): Define.
70 (USE_STORE_POST_INCREMENT): Define.
71 (arm_auto_incmodes): Add enumeration.
72 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
73 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
75 2012-05-09 Jakub Jelinek <jakub@redhat.com>
77 PR tree-optimization/53226
78 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
79 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
80 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
81 doesn't need to be revisited, look for earliest stmt with
82 !gimple_plf (stmt, GF_PLF_1) if something changed.
84 2012-05-09 Terry Guo <terry.guo@arm.com>
86 * genmultilib: Update copyright dates.
87 * doc/fragments.texi: Ditto.
89 2012-05-09 Terry Guo <terry.guo@arm.com>
91 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
92 * genmultilib (MULTILIB_REQUIRED): New.
93 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
95 2012-05-09 Richard Guenther <rguenther@suse.de>
97 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
98 (vect_do_peeling_for_loop_bound): Likewise.
99 (vect_do_peeling_for_alignment): Likewise.
100 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
101 (vect_do_peeling_for_loop_bound): Get check_profitability and
102 threshold as parameters.
103 (vect_do_peeling_for_alignment): Likewise.
104 (vect_loop_versioning): Likewise.
105 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
106 and threshold here. Control where to put the check here.
108 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
111 * dwarf2out.h (get_address_mode): Move declaration to...
113 * dwarf2out.c (get_address_mode): Move definition to...
114 * rtlanal.c: ...here.
115 * var-tracking.c (get_address_mode): Delete.
116 * combine.c (find_split_point): Use get_address_mode instead of
117 targetm.addr_space.address_mode.
118 * cselib.c (cselib_record_sets): Likewise.
119 * dse.c (canon_address, record_store): Likewise.
120 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
121 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
122 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
123 (expand_expr_real_1): Likewise.
124 * ifcvt.c (noce_try_cmove_arith): Likewise.
125 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
126 * reload.c (find_reloads): Likewise.
127 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
128 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
130 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
132 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
133 information from the instruction produced.
135 2012-05-09 Richard Guenther <rguenther@suse.de>
137 * stor-layout.c (bit_from_pos): Document.
138 (byte_from_pos): Likewise. Optimize.
139 (pos_from_bit): Likewise.
140 (normalize_offset): Use pos_from_bit instead of replicating it.
142 2012-05-09 Alan Modra <amodra@gmail.com>
145 * config/rs6000/rs6000.c (gen_frame_set): New function.
146 (gen_frame_load, gen_frame_store): New functions.
147 (rs6000_savres_rtx): Use the above.
148 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
149 Correct mode used for CR2 in save/restore_world patterns.
150 Don't emit instructions for eh_return frame unwind reg info.
152 2012-05-08 Jan Hubicka <jh@suse.cz>
154 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
156 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
158 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
160 (compile_file): Do not output variables.
161 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
163 * langhooks.c: Include timevar.h
164 (write_global_declarations): Finalize compilation unit after wrapup;
165 set timevars correctly.
166 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
167 not to be added to varpool.
168 * varpool.c (varpool_assemble_decl): Sanity check that we are called
169 only on cases where it makes sense; skip constant pool and value expr
172 2012-05-08 David S. Miller <davem@davemloft.net>
174 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
175 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
176 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
178 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
180 PR rtl-optimization/53278
181 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
182 speed_p code from earlier patch.
184 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
187 * config/sh/sh.md (*branch_true, *branch_false): New insns.
189 2012-05-08 Teresa Johnson <tejohnson@google.com>
191 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
192 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
194 2012-05-08 Jan Hubicka <jh@suse.cz>
196 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
197 (cgraph_create_node_1): Rename to ...
198 (cgraph_create_empty_node): ... this one; export.
199 (cgraph_create_node): Update.
200 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
201 (cgraph_create_edge_including_clones): Likewise.
202 (cgraph_find_replacement_node): Likewise.
203 (cgraph_clone_edge): Likewise.
204 (cgraph_clone_node): Likewise.
205 (clone_function_name): Likewise.
206 (cgraph_create_virtual_clone): Likewise.
207 (cgraph_remove_node_and_inline_clones): Likewise.
208 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
209 * cgraph.h: Reorder declarations so they match file of origin.
210 (cgraph_create_empty_node): Declare.
211 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
212 (cgraph_copy_node_for_versioning): Likewise.
213 (cgraph_function_versioning): Likewise.
214 (cgraph_materialize_clone): Likewise.
215 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
216 (cgraph_materialize_all_clones): Likewise.
217 * cgraphclones.c: New file.
218 * Makefile.in: Update for cgraphclones.
220 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
223 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
224 (ix86_rtx_costs): Handle SET.
226 2012-05-08 Michael Matz <matz@suse.de>
228 * basic-block.h (struct rtl_bb_info): Remove visited member and
229 move head_ member to ...
230 (struct basic_block_def.basic_block_il_dependent): ... the new
231 member x, replacing but containing old member rtl.
232 (enum bb_flags): New BB_VISITED flag.
233 (BB_HEADER, BB_FOOTER): New macros.
235 * jump.c (mark_all_labels): Adjust.
236 * cfgcleanup.c (try_optimize_cfg): Adjust.
237 * cfglayout.c (record_effective_endpoints): Adjust.
238 (relink_block_chain): Ditto (and don't fiddle with visited).
239 (fixup_reorder_chain): Adjust.
240 (fixup_fallthru_exit_predecessor): Ditto.
241 (cfg_layout_duplicate_bb): Ditto.
242 * combine.c (update_cfg_for_uncondjump): Adjust.
243 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
244 (bb_visited_trace): New accessor.
245 (mark_bb_visited): Move in front.
246 (rotate_loop): Use bb_visited_trace.
247 (find_traces_1_round): Ditto.
248 (emit_barrier_after): Ditto.
249 (copy_bb): Ditto, and initialize visited on resize.
250 (reorder_basic_blocks): Initize visited member.
251 (duplicate_computed_gotos): Clear bb flags at start, use
254 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
255 (rtl_verify_flow_info_1): Ditto.
256 (cfg_layout_split_block): Ditto.
257 (cfg_layout_delete_block): Ditto.
258 (cfg_layout_merge_blocks): Ditto.
259 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
261 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
264 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
265 when a constant source operand matches an "I" constraint, the "no
266 CC0 change" applies to a register-destination only, not a
267 strict_low_part-destination.
269 2012-05-08 Richard Guenther <rguenther@suse.de>
271 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
272 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
274 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
276 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
278 * doc/avr-mmcu.texi: New auto-generated file.
279 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
280 to document all valid -mmcu= arguments.
282 * config/avr/avr.h (arch_info_s): New struct definition.
283 * config/avr/avr-devices.c (avr_texinfo): New variable.
284 * config/avr/gen-avr-mmcu-texi.c: New file.
285 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
287 2012-05-08 Dehao Chen <dehao@google.com>
289 * predict.c (find_qualified_ssa_name): New.
290 (find_ssa_name_in_expr): New.
291 (find_ssa_name_in_assign_stmt): New.
292 (is_comparison_with_loop_invariant_p): New.
293 (is_bound_expr_similar): New.
294 (predict_iv_comparison): New.
295 (predict_loops): Add heuristic for loop-nested branches that compare an
296 induction variable to a loop bound variable.
297 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
299 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
301 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
302 TARGET_BDVER2 defines where appropriate.
304 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
306 * configure.ac (PLUGIN_LD): Rename into...
307 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
308 * config.in: Regenerate.
309 * configure: Likewise.
310 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
312 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
314 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
315 computation using the precision of the index type.
316 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
317 (fold_array_ctor_reference): Do index computations in the index type.
319 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
321 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
322 down to plus_constant.
323 (expand_epilogue): Ditto.
325 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
327 * postreload.c (reload_cse_regs): Make static.
328 * reload.h (reload_cse_regs): Remove prototype.
330 2012-05-07 Richard Henderson <rth@redhat.com>
332 * config/alpha/alpha.md (clear_cache): New pattern.
334 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
337 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
338 is folded to a type boundary value, verify that the resulting case
339 label is still a care range.
341 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
343 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
344 only for TARGET_GENERIC, when not optimizing for size.
345 (*ffs<mode>_1): Ditto.
347 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
349 * tree-cfg.c (verify_gimple_switch): Tighten checks.
351 2012-05-07 Jakub Jelinek <jakub@redhat.com>
353 PR tree-optimization/53239
354 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
355 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
357 2012-05-07 Richard Guenther <rguenther@suse.de>
359 PR tree-optimization/53195
360 * tree-inline.c (setup_one_parameter): Properly add referenced
361 vars from the parameters new known value.
363 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
365 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
366 (sched_branch_type): Remove.
367 (m68k_sched_md_init_global): Don't allocate it.
368 (m68k_sched_md_finish_global): Don't free it.
369 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
370 * config/m68k/m68k.md: Set the type of insns using
371 m68k_sched_branch_type to bcc directly.
373 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
375 * config/sol2.c (solaris_override_options): New function.
376 * config/sol2-protos.h (solaris_override_options): Declare.
377 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
379 2012-05-07 Richard Guenther <rguenther@suse.de>
381 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
382 whether we failed to compute data dependences.
383 (loop_prefetch_arrays): Fail if we failed.
385 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
386 Paolo Bonzini <bonzini@gnu.org>
388 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
389 Emit bsf when optimizing for size.
390 (*ffs<mode>_1): Ditto.
392 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
395 * config/sh/sh.c (sh_rtx_costs): Handle SET.
397 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
400 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
401 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
402 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
404 (*bswapdi2_doubleword): New insn pattern.
405 (*bswap<mode>2): Rename from *bswap<mode>2_1.
407 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
409 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
410 (mips_set_reg_reg_cost): Likewise.
411 (mips_rtx_costs): Handle SET.
413 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
415 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
416 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
417 to compute the cost of moves. Set the mode of the target register.
419 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
421 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
422 plus_constant function.
423 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
424 that the mode is sensible.
425 (use_anchored_address, round_push, allocate_dynamic_stack_space)
426 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
429 * alias.c (canon_rtx): Likewise.
430 (init_alias_analysis): Likewise.
431 * builtins.c (expand_builtin_return_addr)
432 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
433 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
434 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
435 (expand_builtin_stpcpy): Likewise.
436 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
437 (compute_argument_addresses, internal_arg_pointer_based_exp)
438 (expand_call, emit_library_call_value_1): Likewise.
439 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
440 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
441 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
442 * cse.c (insert_const_anchor, find_reg_offset_for_const)
443 (use_related_value, fold_rtx): Likewise.
444 * cselib.c (cselib_subst_to_values): Likewise.
445 * dse.c (record_store, check_mem_read_rtx): Likewise.
446 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
447 * emit-rtl.c (adjust_address_1): Likewise.
448 * except.c (sjlj_emit_function_enter)
449 (expand_builtin_extract_return_addr)
450 (expand_builtin_frob_return_addr): Likewise.
451 * expmed.c (expand_divmod): Likewise.
452 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
453 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
454 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
455 * function.c (assign_stack_local_1)
456 (instantiate_virtual_regs_in_rtx): Likewise.
457 * optabs.c (prepare_cmp_insn): Likewise.
458 * recog.c (offsettable_address_addr_space_p): Likewise.
459 * reload.c (find_reloads_address, form_sum)
460 (find_reloads_subreg_address): Likewise.
461 * reload1.c (init_reload, eliminate_regs_1)
462 (eliminate_regs_in_insn): Likewise.
463 * simplify-rtx.c (simplify_unary_operation_1)
464 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
465 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
466 (vt_add_function_parameter): Likewise.
468 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
469 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
470 * config/alpha/alpha.c (alpha_legitimize_address_1)
471 (get_unaligned_address, alpha_expand_unaligned_load)
472 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
473 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
474 (alpha_expand_builtin_establish_vms_condition_handler)
475 (alpha_setup_incoming_varargs, emit_frame_store_1)
476 (alpha_expand_prologue, alpha_expand_epilogue)
477 (alpha_use_linkage): Likewise.
478 * config/alpha/alpha.md: Likewise.
480 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
481 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
482 (thumb_legitimize_address, arm_gen_load_multiple_1)
483 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
484 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
485 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
486 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
487 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
488 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
489 (thumb_expand_movmemqi, arm_set_return_address)
490 (thumb_set_return_address): Likewise.
491 * config/arm/arm.md: Likewise.
493 * config/avr/avr.c (avr_incoming_return_addr_rtx)
494 (avr_prologue_setup_frame, expand_epilogue)
495 (avr_const_address_lo16): Likewise.
497 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
498 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
499 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
500 (bfin_output_mi_thunk): Likewise.
502 * config/c6x/c6x.c (c6x_initialize_trampoline)
503 (c6x_output_mi_thunk): Likewise.
505 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
506 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
508 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
509 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
510 (cris_emit_movem_store, cris_trampoline_init): Likewise.
511 * config/cris/cris.md: Likewise.
513 * config/darwin.c (machopic_indirect_data_reference)
514 (machopic_legitimize_pic_address): Likewise.
516 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
517 (epiphany_expand_prologue, epiphany_expand_epilogue)
518 (epiphany_trampoline_init): Likewise.
519 * config/epiphany/epiphany.md: Likewise.
521 * config/fr30/fr30.c (fr30_move_double): Likewise.
523 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
524 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
525 (frv_index_memory, unspec_got_name, frv_find_base_term)
526 (frv_output_dwarf_dtprel): Likewise.
528 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
529 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
531 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
532 * config/i386/i386.c (setup_incoming_varargs_64)
533 (setup_incoming_varargs_ms_64, choose_baseaddr)
534 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
535 (ix86_emit_probe_stack_range, ix86_expand_prologue)
536 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
537 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
538 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
539 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
540 (x86_output_mi_thunk): Likewise.
541 * config/i386/i386.md: Likewise.
543 * config/ia64/ia64.c (ia64_expand_load_address)
544 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
545 (do_spill, ia64_trampoline_init): Likewise.
547 * config/iq2000/iq2000.c (iq2000_va_start)
548 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
549 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
550 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
552 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
554 * config/m32c/m32c.c (m32c_return_addr_rtx)
555 (m32c_expand_insv): Likewise.
557 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
558 (m32r_legitimize_pic_address, m32r_print_operand)
559 (m32r_print_operand_address): Likewise.
561 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
562 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
563 (EH_RETURN_HANDLER_RTX): Likewise.
564 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
565 (m68k_expand_epilogue, legitimize_pic_address)
566 (m68k_output_mi_thunk): Likewise.
567 * config/m68k/m68k.md: Likewise.
569 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
570 (mcore_expand_epilog): Likewise.
571 * config/mcore/mcore.md: Likewise.
573 * config/mep/mep.c (mep_allocate_initial_value)
574 (mep_expand_prologue, mep_expand_epilogue): Likewise.
576 * config/microblaze/microblaze.c (double_memory_operand)
577 (microblaze_block_move_loop): Likewise.
579 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
580 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
581 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
582 (mips_expand_prologue, mips_epilogue_set_cfa)
583 (mips_expand_epilogue): Likewise.
584 * config/mips/mips.md: Likewise.
586 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
587 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
589 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
590 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
592 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
593 (EH_RETURN_HANDLER_RTX): Likewise.
594 * config/moxie/moxie.c (moxie_static_chain): Likewise.
596 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
597 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
598 (pa_return_addr_rtx, hppa_builtin_saveregs)
599 (pa_trampoline_init): Likewise.
600 * config/pa/pa.md: Likewise.
602 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
604 * config/picochip/picochip.c (picochip_static_chain): Likewise.
606 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
607 * config/rs6000/rs6000.c (rs6000_legitimize_address)
608 (setup_incoming_varargs, print_operand, rs6000_return_addr)
609 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
610 (rs6000_emit_epilogue)
611 (rs6000_machopic_legitimize_pic_address): Likewise.
613 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
615 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
616 (DYNAMIC_CHAIN_ADDRESS): Likewise.
617 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
618 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
619 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
620 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
621 (s390_emit_epilogue, s390_function_profiler): Likewise.
622 * config/s390/s390.md: Likewise.
624 * config/score/score.c (score_add_offset, score_prologue): Likewise.
626 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
627 (sh_output_mi_thunk): Likewise.
628 * config/sh/sh.md: Likewise.
630 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
631 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
632 * config/sparc/sparc.c (sparc_legitimize_pic_address)
633 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
634 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
635 (emit_and_preserve): Likewise.
636 * config/sparc/sparc.md: Likewise.
638 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
639 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
640 (spu_setup_incoming_varargs, ea_load_store_inline)
641 (spu_expand_load): Likewise.
643 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
644 (combine_bnp): Likewise.
646 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
647 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
648 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
650 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
651 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
652 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
654 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
655 * config/v850/v850.md: Likewise.
657 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
658 (EH_RETURN_HANDLER_RTX): Likewise.
659 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
660 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
661 (print_operand_address, vax_trampoline_init): Likewise.
663 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
664 (xtensa_function_value_regno_p): Likewise.
666 2012-05-04 Andrew Pinski <apinski@cavium.com>
668 * expr.c (get_def_for_expr_class): New function.
669 (convert_tree_comp_to_rtx): New function.
670 (expand_cond_expr_using_cmove): New function.
671 (expand_expr_real_2 <case COND_EXPR>): Call
672 expand_cond_expr_using_cmove first and return if it succeeds.
673 Remove the check for HAVE_conditional_move since we should have
674 already converted it to a conditional move.
675 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
676 modes of DImode for 32bits and TImode.
678 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
681 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
682 (print_md_ptr_loc, print_c_condition): Use them.
683 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
684 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
685 attr_file, dfa_file, latency_file): New global variables.
686 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
687 write_upcase, write_indent, write_length_unit_log, write_test_expr,
688 write_attr_get, write_insn_cases, write_eligible_delay,
689 write_const_num_delay_slots): Accept FILE pointer and toss it around.
691 (write_header, open_outfile, handle_arg): New funcions.
692 (make_automaton_attrs): Write prototypes as extern to the output
694 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
695 names from the command line. Open the output files and write out
696 internal functions for DFA functions to dfa_file_name, insn latency
697 functions to latency_file_name, and everything else to attr_file.
698 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
699 (BACKEND): Build libbackend first.
700 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
701 (.PRECIOUS): Likewise.
702 (insn-dfatab.o): New rule.
703 (insn-latencytab.o): New rule.
704 (simple_rtl_generated_c): Do not include insn-attrtab.c.
705 (s-attrtab): New rule.
707 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
709 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
710 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
711 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
712 * reorg.c (get_jump_flags): Do not set the removed flags.
714 * doc/md.texi (attr_flag): Update for abovementioned changes.
716 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
719 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
720 (TARGET_CMOV): Rename from TARGET_CMOVE.
721 (TARGET_CMOVE): New define.
722 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
723 Do not set TARGET_CMOVE here.
725 2012-05-04 Dodji Seketeli <dodji@redhat.com>
727 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
728 * opts.c (finish_options): Activate -Wunused-local-typedefs if
729 -Wunused is activated.
730 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
732 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
734 * config/s390/s390.md (*movmem_short, *clrmem_short)
735 (*cmpmem_short): Move the mode check from the insn condition to
738 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
740 PR tree-optimization/52633
741 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
742 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
743 (vect_recog_over_widening_pattern): Remove handling of code that was
744 already detected as over-widening pattern. Remove special handling
745 of "unsigned" cases. Instead, support general case of conversion
746 of the shift result to another type.
748 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
750 * tree-vect-patterns.c (vect_single_imm_use): New function.
751 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
752 (vect_recog_over_widening_pattern): Likewise.
753 (vect_recog_widen_shift_pattern): Likewise.
755 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
757 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
758 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
759 (vect_recog_widen_mult_pattern): Likewise.
760 (vect_operation_fits_smaller_type): Likewise.
761 (vect_recog_over_widening_pattern): Likewise.
762 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
764 2012-05-04 Richard Guenther <rguenther@suse.de>
767 * lto-wrapper.c (merge_and_complain): Complain about mismatches
768 of -freg-struct-return and -fpcc-struct-return.
769 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
770 from the input file options and ignore those from the link
773 2012-05-04 Richard Guenther <rguenther@suse.de>
775 PR tree-optimization/53168
776 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
777 memory reads when the result is a constant we can pun.
779 2012-05-04 Richard Guenther <rguenther@suse.de>
781 * common.opt (flto-report): Do not mark as Optimization.
783 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
786 * recog.c (constrain_operands): If extra constraints are present, also
787 accept pseudo-registers with equivalent memory locations during reload.
789 2012-05-04 Olivier Hainque <hainque@adacore.com>
791 * collect2.c (may_unlink_output_file): New global.
792 (maybe_unlink): Honor it.
793 * collect2.h: Add extern for it.
794 * tlink.c (do_tlink): Set it to true if the link succeeded.
796 2012-05-04 Olivier Hainque <hainque@adacore.com>
798 * gcc.c (eval_spec_function): Finalize/restore the current string
799 obstack state as part of the context push/pop operations.
801 2012-05-04 Bin Cheng <bin.cheng@arm.com>
803 PR rtl-optimization/52804
804 * reload1.c (reload_reg_reaches_end_p): Check whether successor
805 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
806 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
807 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
808 RELOAD_FOR_OUTADDR_ADDRESS.
810 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
813 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
816 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
818 * flags.h (flag_permissive): Do not declare.
819 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
821 * toplev.c (flag_permissive): Do not define.
822 * c-tree.h (system_header_p): Delete unused.
824 2012-05-03 David S. Miller <davem@davemloft.net>
827 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
828 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
829 (sparc_emit_float_lib_cmp): Likewise.
831 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
834 * config/rs6000/rs6000.md (bswapdi splitters): If
835 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
836 default) is used, generate an alternate sequence that does not
837 depend on using indexed addressing.
839 2012-05-03 Jason Merrill <jason@redhat.com>
841 * gengtype.c (write_types): Fix warning message.
842 (write_local): Likewise.
844 2012-05-02 Jason Merrill <jason@redhat.com>
846 * dwarf2out.c (struct external_ref, build_local_stub): New.
847 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
848 (optimize_external_refs, optimize_external_refs_1): New.
849 (change_AT_die_ref): New.
850 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
851 (build_abbrev_table): Take the external refs hashtable.
852 (output_comp_unit): Get it from optimize_external_refs and pass it in.
854 2012-05-03 Jan Hubicka <jh@suse.cz>
857 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
859 2012-05-03 Jan Hubicka <jh@suse.cz>
862 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
864 2012-05-03 Jason Merrill <jason@redhat.com>
866 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
867 use_debug_types to discriminate the die_id union.
868 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
869 (build_abbrev_table, output_die): Likewise.
870 (prune_unused_types_walk_attribs): Likewise.
871 (generate_type_signature, copy_declaration_context): Set it.
872 (remove_child_or_replace_with_skeleton): Set it.
873 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
874 check use_debug_types.
875 (dwarf2out_finish): Do break_out_includes after .debug_types.
877 2012-05-03 Jason Merrill <jason@redhat.com>
879 * dwarf2out.c (modified_type_die): Use scope_die_for.
880 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
881 (uses_local_type_r, uses_local_type): New.
882 (scope_die_for): Keep a type that uses a local type in local scope.
883 Use get_context_die for namespace and type scope.
885 2012-05-03 Jason Merrill <jason@redhat.com>
887 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
889 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
890 (dwarf2out_finish): Likewise.
892 2012-05-03 Martin Jambor <mjambor@suse.cz>
894 * builtins.c (get_object_alignment_1): Return whether we can determine
895 the alignment or conservatively assume byte alignment. Return the
896 alignment by reference. Use get_pointer_alignment_1 for dereference
898 (get_pointer_alignment_1): Return whether we can determine the
899 alignment or conservatively assume byte alignment. Return the
900 alignment by reference. Use get_ptr_info_alignment to get SSA name
902 (get_object_alignment): Update call to get_object_alignment_1.
903 (get_object_or_type_alignment): Likewise, fall back to type alignment
904 only when it returned false.
905 (get_pointer_alignment): Update call to get_pointer_alignment_1.
906 * fold-const.c (get_pointer_modulus_and_residue): Update call to
907 get_object_alignment_1.
908 * ipa-prop.c (ipa_modify_call_arguments): Update call to
909 get_pointer_alignment_1.
910 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
911 of MEM_REF or TARGET_MEM_REF only when it returns false.
912 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
913 get_object_alignment_1.
914 (ccp_finalize): Use set_ptr_info_alignment.
915 * tree.h (get_object_alignment_1): Update declaration.
916 (get_pointer_alignment_1): Likewise.
917 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
918 (dump_gimple_stmt): Likewise.
919 * tree-flow.h (ptr_info_def): Updated comments of fields align and
921 (get_ptr_info_alignment): Declared.
922 (mark_ptr_info_alignment_unknown): Likewise.
923 (set_ptr_info_alignment): Likewise.
924 (adjust_ptr_info_misalignment): Likewise.
925 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
926 and set alignment of SSA names.
927 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
928 mark_ptr_info_alignment_unknown.
929 * tree-ssanames.c (get_ptr_info_alignment): New function.
930 (mark_ptr_info_alignment_unknown): Likewise.
931 (set_ptr_info_alignment): Likewise.
932 (adjust_ptr_info_misalignment): Likewise.
933 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
934 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
936 (bump_vector_ptr): Likewise.
937 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
938 (vectorizable_store): Likewise.
939 (vectorizable_load): Likewise.
941 2012-05-03 Michael Matz <matz@suse.de>
943 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
944 in front of basic_block_def.
945 (struct basic_block_def): Make il.gimple the full struct, not a
947 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
949 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
950 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
951 NULL il.gimple, which can't happen anymore.
952 * gimple.h (bb_seq): il.gimple can't be NULL.
954 (set_bb_seq): Adjust.
955 (gsi_start_bb, gsi_last_bb): Tidy.
956 * lto-streamer-in.c (make_new_block): Don't zero members that
957 are zeroed already, don't allocate a gimple_bb_info.
958 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
959 (remove_bb): Clear all il.gimple members.
960 (gimple_verify_flow_info): Adjust for flat il.gimple.
961 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
963 * coretypes.h (const_gimple_seq): Remove typedef.
964 * gimple.h (gimple_seq_first): Take gimple_seq.
965 (gimple_seq_first_stmt): Ditto.
966 (gimple_seq_last): Ditto.
967 (gimple_seq_last_stmt): Ditto.
968 (gimple_seq_empty_p): Ditto.
970 2012-05-03 Richard Guenther <rguenther@suse.de>
972 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
974 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
975 (compute_avail): Do not add possibly trapping operations to
976 EXP_GEN if they might not be executed in the block.
978 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
980 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
982 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
984 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
985 information as early as possible. Update dominance info instead of
988 2012-05-03 Richard Guenther <rguenther@suse.de>
990 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
991 (union_contains_value): Remove.
992 (vro_valid_in_sets): Likewise.
993 (op_valid_in_sets): New function.
994 (valid_in_sets): Use op_valid_in_sets.
995 (insert_into_preds_of_block): Move dumping ...
996 (do_regular_insertion): ... here.
997 (do_partial_partial_insertion): ... and here. Dump that
998 we've found a partial partial redundancy.
999 (insert): Dump the current insert iteration.
1001 2012-05-03 Jakub Jelinek <jakub@redhat.com>
1004 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
1005 append program name to it and pass that as first argument
1006 to make_relative_prefix. Always pass standard_libexec_prefix
1007 as last argument to make_relative_prefix. If
1008 make_relative_prefix returns NULL, fall back to
1009 standard_libexec_prefix.
1012 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
1016 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
1017 mode, return that mode.
1020 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
1021 define __ATOMIC_HLE_* macros here.
1022 (ix86_target_macros): But here, using cpp_define_formatted.
1024 2012-05-03 Richard Guenther <rguenther@suse.de>
1026 PR tree-optimization/53144
1027 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
1029 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
1030 with SSA name values.
1031 (vn_reference_lookup_3): Adjust callers.
1033 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
1035 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
1036 has_fma4 for AMD processors with both fma3 and fma4 support.
1038 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
1041 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
1044 2012-05-03 Michael Matz <matz@suse.de>
1047 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
1048 (dse_enter_block): Properly iterate the whole sequence even
1049 if the last statement was removed.
1051 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
1053 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
1054 unset flag_jump_tables.
1055 * stmt.c (expand_case): Remove special flag_pic case conditional
1056 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
1058 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
1060 * common/config/s390/s390-common.c (s390_option_optimization_table):
1061 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
1062 default when optimizing.
1064 2012-05-02 Martin Jambor <mjambor@suse.cz>
1067 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
1068 of a variable when the contect is a function.
1070 2012-05-02 Michael Matz <matz@suse.de>
1072 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
1073 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
1074 (const_gimple_seq_node): Remove.
1075 (gimple_seq_node): Typedef as gimple.
1076 (struct gimple_statement_base): Add next and prev members,
1077 adjust all WORD markers in using structs.
1078 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
1079 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
1080 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
1081 gimple are the same.
1082 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
1084 (gimple_init_singleton): New function.
1085 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
1086 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
1088 (gsi_stmt_ptr): Remove.
1089 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
1091 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
1092 again, adjust for above changes.
1093 (update_call_edge_frequencies): Adjust for above changes.
1094 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
1095 (gsi_insert_seq_nodes_after): Ditto.
1096 (gsi_split_seq_after): Ditto.
1097 (gsi_set_stmt): Ditto.
1098 (gsi_split_seq_before): Ditto.
1099 (gsi_remove): Ditto.
1100 (gsi_insert_seq_before_without_update): Don't free sequence.
1101 (gsi_insert_seq_after_without_update): Ditto.
1102 (gsi_replace): Assert some more invariants.
1103 (gsi_insert_before_without_update, gsi_insert_after_without_update):
1105 (gsi_for_stmt): Don't search for stmt.
1106 (gsi_insert_on_edge_immediate): Tidy.
1108 * gimple.c (gimple_alloc_k): Remove "sequences".
1109 (gimple_seq_cache): Remove.
1110 (gimple_alloc_stat): Make stmt a singleton sequence.
1111 (gimple_seq_alloc, gimple_seq_free): Remove.
1112 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
1113 (gimple_copy): Ditto.
1114 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
1115 create iterator from correct sequence.
1116 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
1118 2012-05-02 Michael Matz <matz@suse.de>
1120 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
1122 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
1123 sequence, lazily allocate it.
1124 (bb_seq_addr): New function.
1125 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
1126 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
1127 (gsi_none): New function.
1128 (gsi_start_bb): Adjust.
1129 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
1130 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
1131 (gsi_last_bb): Adjust.
1133 * tree-flow-inline.h (phi_nodes_ptr): New function.
1135 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
1136 datastructure and interface change.
1137 (gsi_insert_seq_before_without_update): Ditto.
1138 (gsi_insert_seq_nodes_after): Ditto.
1139 (gsi_insert_seq_after_without_update): Ditto.
1140 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
1141 (gsi_split_seq_before): Ditto.
1142 (gsi_start_phis): Adjust.
1143 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
1144 (vect_transform_loop): Ditto.
1145 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
1146 gimple_seq_copy): Don't use gimple_seq_alloc.
1147 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
1148 (gimplify_seq_add_seq): Ditto.
1149 * lto-streamer-in.c (make_new_block): Ditto.
1150 * tree-cfg.c (create_bb): Ditto.
1151 * tree-sra.c (initialize_parameter_reductions): Ditto.
1153 2012-05-02 Michael Matz <matz@suse.de>
1155 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
1156 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
1157 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
1158 set_bb_seq): Move down to after gimple_statement_d definition.
1160 2012-05-02 Michael Matz <matz@suse.de>
1162 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
1163 gsi_replace_with_seq, instead of inserting itself.
1164 * gimple-iterator.c (gsi_replace_with_seq): New function.
1165 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
1166 iterator instead of statement, advance it.
1167 (ssa_forward_propagate_and_combine): Adjust call to above.
1169 2012-05-02 Michael Matz <matz@suse.de>
1171 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
1173 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
1174 * tree-nested.c (walk_gimple_omp_for): Ditto.
1175 * trans-mem.c (lower_transaction): Ditto.
1176 * tree-eh.c (do_return_redirection): Ditto.
1177 (do_goto_redirection): Ditto.
1178 (lower_try_finally_switch): Ditto.
1179 * gimplify.c (gimplify_stmt): Ditto.
1180 (gimplify_scan_omp_clauses): Ditto.
1181 (gimplify_omp_for): Ditto.
1182 (gimplify_function_tree): Ditto.
1183 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
1184 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
1185 (mf_build_check_statement_for): Ditto.
1186 (mx_register_decls): Ditto.
1187 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
1188 and don't use itertors to append.
1189 (insert_stmts): Ditto.
1190 (insert_out_of_ssa_copy): Ditto.
1191 (insert_out_of_ssa_copy_on_edge): Ditto.
1193 2012-05-02 Michael Matz <matz@suse.de>
1195 * gimple.h (gimple_bind_body_ptr): New function.
1196 (gimple_bind_body): Use it.
1197 (gimple_catch_handler): Use gimple_catch_handler_ptr.
1198 (gimple_eh_filter_failure_ptr): New function.
1199 (gimple_eh_filter_failure): Use it.
1200 (gimple_eh_else_n_body_ptr): New function.
1201 (gimple_eh_else_n_body): Use it.
1202 (gimple_eh_else_e_body_ptr): New function.
1203 (gimple_eh_else_e_body): Use it.
1204 (gimple_try_eval_ptr): New function.
1205 (gimple_try_eval): Use it.
1206 (gimple_try_cleanup_ptr): New function.
1207 (gimple_try_cleanup): Use it.
1208 (gimple_wce_cleanup_ptr): New function.
1209 (gimple_wce_cleanup): Use it.
1210 (gimple_omp_body_ptr): New function.
1211 (gimple_omp_body): Use it.
1212 (gimple_omp_for_pre_body_ptr): New function.
1213 (gimple_omp_for_pre_body): Use it.
1214 (gimple_transaction_body_ptr): New function.
1215 (gimple_transaction_body): Use it.
1216 (gsi_split_seq_before): Adjust to return nothing and take pointer
1218 (gsi_set_stmt): Declare.
1219 (gsi_replace_with_seq): Declare.
1220 (walk_gimple_seq_mod): Declare.
1221 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
1223 * gimple-iterator.c (gsi_set_stmt): New function.
1224 (gsi_split_seq_before): Return new sequence via pointer argument.
1225 (gsi_replace): Use gsi_set_stmt.
1227 * tree-ssa-loop-im.c (move_computations_stmt): First remove
1229 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
1230 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
1232 (reserve_phi_args_for_new_edge): Change call to above,
1235 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
1236 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
1237 iterators. Adjust call to lower_omp.
1238 (lower_lastprivate_clauses): Adjust call to lower_omp.
1239 (lower_reduction_clauses): Ditto.
1240 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
1241 (lower_omp_sections): Don't explicitely count sequence length,
1242 nullify lowered bodies earlier, ensure stmts are part of only
1243 one sequence, adjust call to lower_omp.
1244 (lower_omp_single): Ensure stmts are part of only one sequence,
1245 adjust call to lower_omp.
1246 (lower_omp_master): Ditto.
1247 (lower_omp_ordered): Ditto.
1248 (lower_omp_critical): Ditto.
1249 (lower_omp_for): Ditto.
1250 (lower_omp_taskreg): Ditto, tidy.
1251 (lower_omp_1): Adjust calls to lower_omp.
1252 (execute_lower_omp): Ditto.
1253 (lower_omp): Adjust to take pointer to sequence.
1254 (diagnose_sb_2): Use walk_gimple_seq_mod.
1255 (diagnose_omp_structured_block_errors): Ditto and set possibly
1256 changed function body.
1257 * gimple-low.c (lower_function_body): Set function body after
1259 (lower_sequence): Adjust to take pointer to sequence.
1260 (lower_omp_directive): Ensure stmt isn't put twice into the
1261 sequence, adjust call to lower_sequence.
1262 (lower_stmt): Adjust calls to lower_sequence.
1263 (lower_gimple_bind): Ditto.
1264 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
1265 * tree-nested.c (walk_body): Take pointer to sequence, use
1266 walk_gimple_seq_mod.
1267 (walk_function): Adjust call to walk_body, set possibly changed body.
1268 (walk_gimple_omp_for): Adjust calls to walk_body.
1269 (convert_nonlocal_omp_clauses): Ditto.
1270 (convert_nonlocal_reference_stmt): Ditto.
1271 (convert_local_omp_clauses): Ditto.
1272 (convert_local_reference_stmt): Ditto.
1273 (convert_tramp_reference_stmt): Ditto.
1274 (convert_gimple_call): Ditto.
1275 (convert_nl_goto_reference): Use local iterator copy.
1276 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
1277 but taking pointer to sequence, ensure gsi_start is called with
1279 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
1280 asserting that the sequence head didn't change.
1281 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
1282 walk_gimple_seq_mod.
1283 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
1284 (execute_lower_tm): Ditto, and set possibly changed body.
1285 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
1286 call gsi_start with that lvalue.
1287 (replace_goto_queue_stmt_list): Ditto.
1288 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
1289 (replace_goto_queue): Ditto.
1290 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
1291 (lower_try_finally_onedest): Ditto.
1292 (lower_try_finally_copy): Ditto.
1293 (lower_try_finally_switch): Ditto.
1294 (lower_try_finally): Ditto.
1295 (lower_eh_filter): Ditto.
1296 (lower_eh_must_not_throw): Ditto.
1297 (lower_cleanup): Ditto.
1298 (lower_eh_constructs_2): Ditto.
1299 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
1300 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
1301 set possibly changed body.
1302 (optimize_double_finally): Call gsi_start with lvalue.
1304 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
1305 (gimple_split_block): Ditto.
1306 (gimple_merge_blocks): Use gsi_start_phis.
1307 (move_stmt_r): Use walk_gimple_seq_mod.
1308 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
1309 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
1310 (rebuild_cgraph_edges): Ditto.
1311 (cgraph_rebuild_references): Ditto.
1312 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
1313 * tree-inline.c (copy_phis_for_bb): Ditto.
1314 * tree-ssa-dce.c: Ditto.
1316 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
1318 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
1319 Andi Kleen <ak@linux.intel.com>
1321 * coretypes.h (MEMMODEL_MASK): New.
1322 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
1323 and return new variable.
1324 (expand_builtin_atomic_exchange): Mask memmodel values.
1325 (expand_builtin_atomic_compare_exchange): Ditto.
1326 (expand_builtin_atomic_load): Ditto.
1327 (expand_builtin_atomic_store): Ditto.
1328 (expand_builtin_atomic_clear): Ditto.
1329 * doc/extend.texi: Mention port-dependent memory model flags.
1330 * config/i386/cpuid.h (bit_HLE): New.
1331 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
1333 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
1334 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
1335 (ix86_target_string)<-mhle>: New.
1336 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
1337 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
1338 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
1339 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
1340 enabled for generic, generic64 and core-avx2.
1341 (ix86_print_operand): Generate HLE lock prefixes.
1342 (ix86_memmodel_check): New.
1343 (TARGET_MEMMODEL_CHECK): Ditto.
1344 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
1345 (IX86_HLE_ACQUIRE): Ditto.
1346 (IX86_HLE_RELEASE): Ditto.
1347 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
1348 * config/i386/i386.opt (mhle): Ditto.
1349 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
1350 success model to instruction emitter.
1351 (atomic_fetch_add<mode>): Ditto.
1352 (atomic_exchange<mode>): Ditto.
1353 (atomic_add<mode>): Ditto.
1354 (atomic_sub<mode>): Ditto.
1355 (atomic_<code><mode>): Ditto.
1356 (*atomic_compare_and_swap_doubledi_pic): Ditto.
1357 (atomic_compare_and_swap_single<mode>): Define and use argument
1359 (atomic_compare_and_swap_double<mode>): Ditto.
1360 * configure.ac: Check if assembler support HLE prefixes.
1361 * configure: Regenerate.
1364 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
1367 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
1369 (gimplify_switch_expr): ... here.
1370 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
1371 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
1372 to clean up case labels with values outside the index type range.
1373 (simplify_gimple_switch): Call it if something changed.
1374 Remove strange and unnecessary assert.
1376 2012-05-02 Richard Guenther <rguenther@suse.de>
1378 * fold-const.c (div_if_zero_remainder): sizetypes no longer
1380 (int_const_binop_1): New worker for int_const_binop with
1381 overflowable parameter. Pass it through to force_fit_type_double.
1382 (int_const_binop): Wrap around int_const_binop_1 with overflowable
1384 (size_binop_loc): Call int_const_binop_1 with overflowable equal
1385 to minus one, forcing overflow detection for even unsigned types.
1386 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
1387 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
1388 * stor-layout.c (initialize_sizetypes): sizetypes no longer
1390 (layout_type): For zero-sized arrays ignore overflow on the
1392 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
1393 (bit_value_binop_1): Likewise.
1394 * tree.c (double_int_to_tree): Likewise.
1395 (double_int_fits_to_tree_p): Likewise.
1396 (force_fit_type_double): Likewise.
1397 (host_integerp): Likewise.
1398 (int_fits_type_p): Likewise.
1399 * varasm.c (output_constructor_regular_field): Sign-extend the
1400 field-offset to cater for negative offsets produced by the Ada
1402 * omp-low.c (extract_omp_for_data): Convert the loop step to
1403 signed for pointer adjustments.
1405 2012-05-02 Richard Guenther <rguenther@suse.de>
1407 * tree.c (valid_constant_size_p): New function.
1408 * tree.h (valid_constant_size_p): Declare.
1409 * cfgexpand.c (expand_one_var): Adjust check for too large
1410 variables by using valid_constant_size_p.
1411 * varasm.c (assemble_variable): Likewise.
1413 * c-decl.c (grokdeclarator): Properly check for sizes that
1414 cover more than half of the address-space.
1416 2012-05-02 Jakub Jelinek <jakub@redhat.com>
1418 PR tree-optimization/53163
1419 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
1420 return value from compute_all_dependences.
1422 PR rtl-optimization/53160
1423 * ree.c (combine_reaching_defs): Handle the case where cand->insn
1424 has been modified by ree pass already.
1426 2012-05-01 Ian Lance Taylor <iant@google.com>
1429 * c-decl.c (build_compound_literal): Make the decl readonly if it
1430 an array of a readonly type.
1431 * gimplify.c (gimplify_compound_literal_expr): Add fallback
1432 parameter. Change all callers. If the decl is not addressable
1433 and is not an l-value, make it readonly.
1435 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
1437 * ira.c (allocated_reg_info_size): New static variable.
1438 (expand_reg_info): Manage it. Call
1439 setup_preferred_alternate_classes_for_new_pseudos.
1440 (ira): Don't do it here. Remove local allocated_reg_info_size,
1441 set the global before calling find_moveable_pseudos.
1442 (find_moveable_pseudos): Call expand_reg_info rather than
1445 2012-05-01 Richard Henderson <rth@redhat.com>
1447 * common.opt (fsync-libcalls): New.
1448 * doc/invoke.texi: Document it.
1449 * optabs.c (init_sync_libfuncs): Honor it.
1451 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1452 Richard Sandiford <r.sandiford@uk.ibm.com>
1454 PR rtl-optimization/52543
1455 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
1457 * lower-subreg.h: New file.
1458 * target-globals.h (this_target_lower_subreg): Declare.
1459 (target_globals): Add lower_subreg;
1460 (restore_target_globals): Restore this_target_lower_subreg.
1461 * target-globals.c: Include it.
1462 (default_target_globals): Add default_target_lower_subreg.
1463 (save_target_globals): Initialize target_lower_subreg.
1464 * rtl.h (init_lower_subreg): Added declaration.
1465 * toplev.c (backend_init_target): Call initializer for lower-subreg
1467 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
1468 (default_target_lower_subreg): New variable.
1469 (this_target_lower_subreg): Likewise.
1470 (twice_word_mode, choices): New macros.
1471 (shift_cost, compute_splitting_shift, compute_costs)
1472 (init_lower_subreg): New functions.
1473 (resolve_simple_move): Add speed_p argument. Check choices.
1474 (find_pseudo_copy): Don't check the mode size here.
1475 (resolve_simple_move): Assert the mode size.
1476 (find_decomposable_shift_zext): Add speed_p argument and return
1477 a bool. Check choices.
1478 (resolve_shift_zext): Add comment.
1479 (dump_shift_choices, dump_choices): New functions.
1480 (decompose_multiword_subregs): Dump list of profitable
1481 transformations. Add code to skip non profitable transformations.
1482 Update calls to simple_move and find_decomposable_shift_zext.
1484 2012-05-01 Ian Bolton <ian.bolton@arm.com>
1485 Sameera Deshpande <sameera.deshpande@arm.com>
1486 Greta Yorsh <greta.yorsh@arm.com>
1488 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
1489 (thumb1_unexpanded_epilogue): ...this.
1490 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
1491 (thumb1_unexpanded_epilogue): ...this.
1492 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
1493 (thumb1_unexpanded_epilogue): ...this.
1495 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
1497 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
1498 comparing enumeration values. Update comments.
1500 2012-05-01 Alan Modra <amodra@gmail.com>
1503 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
1504 load_cr_save, add_crlr_cfa_restore): New functions.
1505 (rs6000_restore_saved_cr): Rename to..
1506 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
1507 (rs6000_emit_epilogue): Use new functions. Adjust condition
1508 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
1509 regs when using out-of-line restore only when shrink wrapping.
1511 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1514 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
1515 calls to cgraph_node_name in xstrdup.
1516 (ipa_make_edge_direct_to_target): Ditto.
1517 * cgraph.c (dump_cgraph_node): Ditto.
1518 * tree-sra.c (convert_callers_for_node): Ditto.
1519 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
1520 * ipa-cp.c (perhaps_add_new_callers): Ditto.
1521 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
1522 (cgraph_materialize_all_clones): Ditto.
1523 * ipa-inline.c (report_inline_failed_reason): Ditto.
1524 (want_early_inline_function_p): Ditto.
1525 (edge_badness): Ditto.
1526 (update_edge_key): Ditto.
1527 (flatten_function): Ditto.
1528 (ipa_inline): Ditto.
1529 (inline_always_inline_functions): Ditto.
1530 (early_inline_small_functions): Ditto.
1532 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1535 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
1536 constraints 0 and 1.
1538 012-04-30 Jan Hubicka <jh@suse.cz>
1540 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
1541 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
1542 (cgraph_add_to_same_comdat_group): Remove.
1543 (cgraph_add_asm_node): Move to cgraphunit.c.
1544 (cgraph_make_decl_local): Move to symtab.c
1545 (cgraph_make_node_local_1): Update.
1546 (cgraph_can_remove_if_no_direct_calls_and): Update.
1547 (used_from_object_file_p): Update.
1548 (resolution_used_from_other_file_p): Move to symtab.c
1549 (cgraph_used_from_object_file_p): move to symtab.c
1550 (verify_cgraph_node): Verify same comdat groups.
1551 * cgraph.h (cgraph_asm_node): Rename to ...
1552 (asm_node): ... this one.
1553 (cgraph_asm_nodes): Rename to ...
1554 (asm_nodes): ... this one.
1555 (symtab_add_to_same_comdat_group): New function.
1556 (symtab_dissolve_same_comdat_group_list): New function.
1557 (symtab_used_from_object_file_p): Declare.
1558 (symtab_make_decl_local): Declare.
1559 (cgraph_add_to_same_comdat_group): Remove.
1560 (cgraph_add_asm_node): Remove.
1561 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
1563 (cgraph_finalize_compilation_unit): Rename to ...
1564 (finalize_compilation_unit): ... this one.
1565 (cgraph_optimize): Rename to ....
1566 (compile): ... this one.
1567 (add_asm_node): Declare.
1568 (fixup_same_cpp_alias_visibility): Declare.
1569 (cgraph_make_decl_local): Remove.
1570 (varpool_assemble_pending_decls): Rename to ...
1571 (varpool_output_variables): ... this one.
1572 (varpool_remove_unreferenced_decls): Remove.
1573 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
1574 (preserve_function_body_p): Make static.
1575 * toplev.c (compile_file): Update comments; update.
1576 * cgraphunit.c: Update comments.
1577 (cgraph_expand_all_functions): Rename to ...
1578 (expand_all_functions): ... this one; update.
1579 (cgraph_mark_functions_to_output): Rename to ...
1580 (mark_functions_to_output): ... this one; cleanup.
1581 (cgraph_output_pending_asms): Remove prototype.
1582 (asm_nodes, asm_last_node): New static vars.
1583 (cgraph_process_new_functions): Update.
1584 (cgraph_reset_node): Cleanup; add comment.
1585 (cgraph_add_new_function): Update.
1586 (cgraph_output_pending_asms): Rename to ...
1587 (output_asm_statements): ... this one.
1588 (add_asm_node): New function.
1589 (fixup_same_cpp_alias_visibility): New function based on code
1590 in cgraph_analyze_function.
1591 (cgraph_analyze_function): Use it.
1592 (cgraph_order_sort): Update.
1593 (cgraph_output_in_order): Update.
1594 (cgraph_function_versioning): Update.
1595 (cgraph_optimize): Rename to ...
1596 (compile): ... this one; initialize streamer hooks here.
1597 (cgraph_finalize_compilation_unit): Rename to ...
1598 (finalize_compilation_unit): ... this one; do not initialize streamer
1600 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
1601 * dwarf2out.c: Update ocmment.
1602 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
1603 * method.c (use_thunk): Likewise.
1604 * semantics.c (maybe_add_lambda_conv_op): Likewise.
1605 * decl2.c (maybe_emit_vtables): Likewise.
1606 (cp_write_global_declarations): Use finalize_compilation_unit.
1607 * parser.c (cp_parser_asm_definition): Use add_asm_node.
1608 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
1609 * c-decl.c (c_write_global_declarations): Use
1610 finalize_compilation_unit.
1611 * langhooks.c (write_global_declarations): Update.
1612 * ipa.c (cgraph_externally_visible_p): Update.
1613 (dissolve_same_comdat_group_list): Remove.
1614 (function_and_variable_visibility): Update.
1615 * symtab.c: Inlcude lto-streamer.h and rtl.h
1616 (ld_plugin_symbol_resolution_names): New.
1617 (symtab_add_to_same_comdat_group): New.
1618 (symtab_dissolve_same_comdat_group_list): New.
1619 (resolution_used_from_other_file_p): Move here from cgraph.c
1620 (symtab_used_from_object_file_p): New.
1621 (symtab_make_decl_local): New.
1622 * passes.c (register_pass): Update comments.
1623 * c-parser.c (c_parser_asm_definition): Update.
1624 * varpool.c (varpool_analyze_node): Use
1625 fixup_same_cpp_alias_visibility.
1626 (varpool_remove_unreferenced_decls): Make static.
1627 (varpool_assemble_pending_decls): Rename to ...
1628 (varpool_output_variables): ... this one; call
1629 varpool_remove_unreferenced_decls.
1630 (varpool_used_from_object_file_p): Remove.
1632 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
1635 * c-typeck.c (build_array_ref): Call
1636 convert_vector_to_pointer_for_subscript.
1637 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
1639 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1641 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
1642 to compile-time "mode == <MODE>mode" checks.
1643 (and splitter): Ditto.
1645 2012-04-30 Richard Henderson <rth@redhat.com>
1647 * config/arm/arm.md (UNSPEC_LL): New.
1648 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
1649 (arm_load_exclusivedi): Use %H0.
1651 2012-04-30 Jason Merrill <jason@redhat.com>
1653 * dwarf2out.c (comdat_symbol_id): Add const.
1654 (union die_symbol_or_type_node): Add const to die_symbol.
1655 (output_die_symbol, output_die, output_comp_unit): Adjust.
1657 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
1659 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
1660 * config/arm/neon.md (negdi2_neon): New insn.
1661 Also add splitters for core and NEON registers.
1663 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
1665 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
1666 (arm_print_operand): Add 'x' format.
1667 * config/arm/constraints.md (Dn): Allow const_int.
1668 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
1669 Use 'x' format to print constants.
1670 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
1671 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
1673 (movdi_vfp_cortexa8): Likewise.
1675 2012-04-30 Ian Bolton <ian.bolton@arm.com>
1676 Sameera Deshpande <sameera.deshpande@arm.com>
1677 Greta Yorsh <greta.yorsh@arm.com>
1679 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
1680 * config/arm/arm.c (ldm_stm_operation_p): New function.
1681 * config/arm/predicates.md (load_multiple_operation): Update predicate.
1682 (store_multiple_operation): Likewise.
1684 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
1685 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
1686 * config/arm/predicates.md (load_multiple_operation): Add arguments.
1687 (store_multiple_operation): Likewise.
1689 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1691 * config/i386/i386.md (and<mode>3): Expand masking operations with
1692 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
1693 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
1695 2012-04-30 Dodji Seketeli <dodji@redhat.com>
1697 Add -Wvarargs option
1698 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
1699 argument for the various warning_at calls.
1700 * docs/invoke.texi: Update the documentation.
1702 2012-04-30 Dodji Seketeli <dodji@redhat.com>
1704 Switch -ftrack-macro-expansion=2 on by default.
1705 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
1708 Fix va_start related location
1709 * builtins.c (fold_builtin_next_arg): Unwinds to the first
1710 location in real source code.
1712 Make conversion warnings work on NULL with -ftrack-macro-expansion
1713 * input.h (expansion_point_location_if_in_system_header): Declare
1715 * input.c (expansion_point_location_if_in_system_header): Define it.
1717 Fix -Wuninitialized for -ftrack-macro-expansion
1718 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
1719 declaration. Use linemap_location_before_p for source locations.
1721 Strip "<built-in>" loc from displayed expansion context
1722 * input.c (expand_location_1): When expanding to spelling location
1723 in a context of a macro expansion, skip reserved system header
1724 locations. Update comments. * tree-diagnostic.c
1725 (maybe_unwind_expanded_macro_loc): Likewise.
1727 Make expand_location resolve to locus in main source file
1728 * input.c (expand_location_1): New. Takes a parameter to choose
1729 whether to resolve the location to spelling or expansion point.
1730 Was factorized from ...
1731 (expand_location): ... here.
1732 (expand_location_to_spelling_point): New. Implemented in terms of
1734 * diagnostic.c (diagnostic_build_prefix): Use the new
1735 expand_location_to_spelling_point instead of expand_location.
1737 Fix PCH crash on GTYed pointer-to-scalar field of a struct
1738 * gengtype.c (write_types_process_field): Force second argument of
1739 the call to the PCH object hierarchy walker to be 'x'.
1741 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
1743 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
1744 predicate to discriminate types.
1746 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
1748 * doc/invoke.texi (Wmissing-format-attribute): Document as an
1749 alias of Wsuggest-attribute=format.
1750 * c-typeck.c (convert_for_assignment): Replace
1751 Wmissing-format-attribute with Wsuggest-attribute=format.
1752 (digest_init): Likewise.
1754 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
1756 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
1757 * common.opt (Wmissing-noreturn): Alias of
1758 -Wsuggest-attribute=noreturn.
1760 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
1763 * config/cris/cris.md (andqu): New peephole2.
1764 (andu): Tweak head comment.
1766 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
1767 Steven Bosscher <steven@gcc.gnu.org>
1768 Maxim Kuvyrkov <maxim@codesourcery.com>
1770 PR tree-optimization/38785
1771 * common.opt (ftree-partial-pre): New option.
1772 * doc/invoke.texi: Document it.
1773 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
1774 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
1776 (execute_pre): Use flag_tree_partial_pre.
1778 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1781 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
1784 2012-04-27 Ollie Wild <aaw@google.com>
1786 * doc/invoke.texi (Wliteral-suffix): Document new option.
1788 2012-04-27 Tom Tromey <tromey@redhat.com>
1790 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
1791 (dwarf_tag_name): Use get_DW_TAG_name.
1792 (dwarf_attr_name): Use get_DW_AT_name.
1793 (dwarf_form_name): Use get_DW_FORM_name.
1794 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
1796 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
1798 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
1799 arguments are -1 and 0, by negating the result of the conditional.
1801 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
1804 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
1806 2012-04-27 Richard Guenther <rguenther@suse.de>
1808 * tree-flow.h (is_hidden_global_store): Remove.
1809 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
1810 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
1811 (stmt_may_clobber_global_p): Likewise.
1812 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
1813 (stmt_may_clobber_global_p): Likewise.
1814 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
1815 stmt_may_clobber_global_p.
1816 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
1818 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
1820 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
1823 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
1824 reorganize some fields and update comments. Rename bit_test_uniq
1825 and bit_test_count to uniq resp. count. Remove bit_test_bb.
1826 (collect_switch_conv_info): New function, collects info about a
1827 GIMPLE_SWITCH into a struct switch_conv_info.
1828 (check_range): Simplify to use pre-recorded info. Fix think-o in
1829 range-branch ratio check.
1830 (check_process_case): Remove function.
1831 (check_all_empty_except_final): New function, verifies that all
1832 non-final basic blocks are empty.
1833 (process_switch): Simplify to use pre-recorded info. Call
1834 collect_switch_conv_info to do that. Assert that degenerate switch
1835 statements have been cleaned up.
1837 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
1840 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
1842 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
1845 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
1847 2012-04-27 Tom de Vries <tom@codesourcery.com>
1849 PR tree-optimization/51879
1850 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
1851 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
1853 (defs_to_varying): ... here. Don't set use_processed.
1854 (visit_reference_op_call): Handle gimple_vdef.
1855 Handle case that lhs is NULL_TREE.
1856 (visit_use): Use mark_use_processed. Handle calls with side-effect
1857 using visit_reference_op_call.
1859 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
1861 * sched-deps.c (fixup_sched_groups): Rename to...
1862 (chain_to_prev_insn): ...this.
1863 (chain_to_prev_insn_p): New function.
1864 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
1866 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
1868 * sched-int.h (_haifa_insn_data): Move priority_status.
1870 (INSN_MODEL_INDEX): New macro.
1871 * haifa-sched.c (insn_delay): New function.
1872 (sched_regno_pressure_class): Update commentary.
1873 (mark_regno_birth_or_death): Pass the liveness bitmap and
1874 pressure array as arguments, instead of using curr_reg_live and
1875 curr_reg_pressure. Only update the pressure if the bit in the
1876 liveness set has changed.
1877 (initiate_reg_pressure_info): Always trust the live-in set for
1878 SCHED_PRESSURE_MODEL.
1879 (initiate_bb_reg_pressure_info): Update call to
1880 mark_regno_birth_or_death.
1881 (dep_list_size): Take the list as argument.
1882 (calculate_reg_deaths): New function, extracted from...
1883 (setup_insn_reg_pressure_info): ...here.
1884 (MODEL_BAR): New macro.
1885 (model_pressure_data, model_insn_info, model_pressure_limit)
1886 (model_pressure_group): New structures.
1887 (model_schedule, model_worklist, model_insns, model_num_insns)
1888 (model_curr_point, model_before_pressure, model_next_priority):
1890 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
1891 (MODEL_INSN_INFO, MODEL_INSN): New macros.
1892 (model_index, model_update_limit_points_in_group): New functions.
1893 (model_update_limit_points, model_last_use_except): Likewise.
1894 (model_start_update_pressure, model_update_pressure): Likewise.
1895 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
1896 (model_excess_cost, model_dump_pressure_points): Likewise.
1897 (model_set_excess_costs): Likewise.
1898 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
1899 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
1900 schedule as an alternative tie-breaker. Update the call to
1902 (ready_sort): Call model_set_excess_costs.
1903 (update_register_pressure): Update call to mark_regno_birth_or_death.
1904 Rely on that function to check liveness rather than doing it here.
1905 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
1906 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
1907 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
1908 (model_record_pressure, model_record_pressures): New functions.
1909 (model_record_final_pressures, model_add_successors_to_worklist)
1910 (model_promote_predecessors, model_choose_insn): Likewise.
1911 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
1912 (model_start_schedule, model_finalize_pressure_group): Likewise.
1913 (model_end_schedule): Likewise.
1914 (schedule_insn): Say when we're scheduling the next instruction
1915 in the model schedule.
1916 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
1917 (queue_to_ready): Do not add instructions that are
1918 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
1919 Always allow the next instruction in the model schedule to be added.
1920 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
1921 and delay for SCHED_PRESSURE_MODEL too.
1922 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
1923 SCHED_PRIORITY_MODEL, but also take the DFA into account.
1924 (schedule_block): Call model_start_schedule and model_end_schedule.
1925 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
1926 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
1927 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
1929 (sched_finish): Update accordingly.
1930 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
1931 to SCHED_PRESSURE_MODEL.
1932 (add_jump_dependencies): Update call to dep_list_size.
1933 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
1934 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
1935 to SCHED_PRESSURE_MODEL.
1936 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
1937 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
1938 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
1939 handling to SCHED_PRESSURE_MODEL.
1941 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
1943 * common.opt (fsched-pressure-algorithm=): New option.
1944 * flag-types.h (sched_pressure_algorithm): New enum.
1945 * sched-int.h (sched_pressure_p): Replace with...
1946 (sched_pressure): ...this new variable.
1947 * haifa-sched.c (sched_pressure_p): Replace with...
1948 (sched_pressure): ...this new variable.
1949 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
1950 (update_reg_and_insn_max_reg_pressure, schedule_insn)
1951 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
1952 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
1953 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
1954 (sched_analyze_insn): Likewise.
1955 * sched-rgn.c (schedule_region): Likewise.
1956 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
1958 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
1960 * PR middle-end/52997
1961 * ira.c (find_moveable_pseudos): Call resize_reg_info.
1964 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
1965 * expr.c (convert_move): Honor unsignedp when extending partial int
1967 * genmodes.c (complete_mode): Don't clear component field of partial
1969 (emit_mode_inner): Don't emit it however.
1970 (calc_wider_mode): Partial int modes widen to their component.
1972 2012-04-26 David S. Miller <davem@davemloft.net>
1974 * config/sparc/niagara4.md: New file.
1975 * config/sparc/sparc.md: Include it.
1976 * config/sparc/sparc.c (niagara4_costs): New processor costs.
1977 (sparc_option_override): Use it.
1978 (sparc_use_sched_lookahead): Return 2 for niagara4.
1979 (sparc_issue_rate): Likewise.
1981 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
1982 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
1983 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
1984 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
1985 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
1986 alignaddrldi_vis): Set type to gsr.
1987 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
1988 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
1989 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
1990 v<vis3_shift_patname><mode>3, fmean16_vis,
1991 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
1992 fucmp<code>8<P:mode>_vis): Set type to fga.
1993 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
1994 * config/sparc/niagara.md: Likewise.
1995 * config/sparc/niagara2.md: Likewise.
1996 * config/sparc/ultra3.md: Likewise, and fix type matching for
1997 us3_ialuX reservation.
1999 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2001 * reload.c (find_reloads): Change the loop nesting when trying an
2002 alternative with swapped operands.
2004 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2006 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
2007 comment. Delete unused parameter first_exp_point_map.
2008 (virt_loc_aware_diagnostic_finalizer): Update call.
2010 2012-04-26 Michael Hope <michael.hope@linaro.org>
2011 Richard Earnshaw <rearnsha@arm.com>
2013 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
2014 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
2015 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
2016 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
2018 2012-04-25 Sriraman Tallam <tmsriram@google.com>
2020 * doc/extend.texi: Document avx2 support.
2021 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
2023 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
2026 * config/cris/cris.md ("*andhi_lowpart_v32")
2027 ("*andqi_lowpart_v32"): Change first input-only operand from
2028 a (match_operand ...) to (match_dup 0). Drop alternatives with
2029 const_int-matching constraints for redundancy.
2030 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
2031 three-operand alternative.
2033 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2036 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2037 instead expand it as zero extension.
2039 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
2042 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
2044 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2046 * common.opt (flag_debug_types_section): Default to 0.
2047 (dwarf_version): Default to 4.
2048 (dwarf_record_gcc_switches): Default to 1.
2049 (dwarf_strict): Default to 0.
2050 * toplev.c (process_options): Don't handle dwarf_strict
2051 or dwarf_version here.
2052 * config/vxworks.c (vxworks_override_options): Don't
2053 test whether dwarf_strict or dwarf_version are negative,
2054 instead test !global_options_set.x_dwarf_*.
2055 * config/darwin.c (darwin_override_options): Default to
2057 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
2058 and -fno-debug-types-section are now the default.
2060 2012-04-25 Jan Hubicka <jh@suse.cz>
2062 * cgraphunit.c: Update toplevel comment.
2063 (tree_rest_of_compilation): Merge into cgraph_expand_function.
2064 (cgraph_analyze_function): Make static.
2065 (cgraph_decide_is_function_needed): Make static.
2066 (cgraph_add_new_function): Use expand_function instead of
2067 rest_of_compilation.
2068 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
2069 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
2071 (cgraph_inline_p): Remove.
2072 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
2073 (init_cgraph): Add comment.
2074 * cgraphbuild.c (record_reference, mark_address, mark_load,
2075 mark_store): Do not call analyze_expr hook.
2076 * cgraph.c: Update toplevel comment.
2077 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
2078 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
2079 Move fere from cgraphunit.c
2080 (cgraph_mark_force_output_node): Move to cgraph.h
2081 * cgraph.h: Reorder so the comments match the function placement.
2082 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
2083 (cgraph_mark_force_output_node): Move here from cgraph.c
2084 * tree.c (free_lang_data): Do not clear analyze_expr hook.
2085 * ipa-inline-transform.c (preserve_function_body_p): New function.
2086 (inline_transform): Update.
2087 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
2088 * langhooks.h (lang_hooks_for_callgraph): Remove.
2089 (lang_hooks): Remove callgraph.
2090 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
2091 * varpool.c: Remove out of date comment.
2092 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
2093 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
2095 2012-04-25 Jan Hubicka <jh@suse.cz>
2098 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
2099 forward declaration.
2100 (cgraph_finalize_function): Finalize them here.
2101 * symtab.c (dump_symtab): Dump ctors and dtors.
2103 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2106 * stor-layout.c (get_best_mode): Don't return mode with bitsize
2107 larger than maxbits. Don't compute maxbits modulo align.
2108 Also check that unit bytes long store at bitpos / unit * unit
2109 doesn't affect bits beyond bitregion_end.
2110 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
2111 would not fit into bitregion_start ... bitregion_end + 1 bit region.
2112 (store_split_bit_field): Decrease unit close to end of bitregion_end
2113 if access is restricted in order to avoid mutual recursion.
2115 PR tree-optimization/53058
2116 * double-int.h (double_int_max_value, double_int_min_value): New
2118 * double-int.c (double_int_max_value, double_int_min_value): New
2120 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
2121 or GT_EXPR with double_int_max_value instead of double_int_mask.
2123 2012-04-25 Richard Guenther <rguenther@suse.de>
2125 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
2126 * tree-vect-loop.c (vect_transform_loop): Adjust.
2127 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
2128 the maximum number of iterations for the epilogue loop.
2129 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
2131 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2134 * c-typeck.c (set_nonincremental_init,
2135 set_nonincremental_init_from_string): Pass true instead of false
2136 as IMPLICIT to add_pending_init.
2138 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
2140 * c-typeck.c (pop_init_level): Improve diagnostics.
2142 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
2144 * compare-elim.c (try_eliminate_compare): Also handle operands with
2145 implicit extensions.
2147 2012-04-25 Alan Modra <amodra@gmail.com>
2149 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
2150 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
2151 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
2152 (no_global_regs_above): Delete.
2153 (no_global_regs): New function.
2154 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
2155 value for load multiple test.
2156 (savres_routine_syms): Increase size.
2157 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
2158 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
2159 rather than a number of boolean flags. Update all callers.
2160 (rs6000_savres_routine_name): Generate vector save/restore names.
2161 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
2162 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
2163 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
2164 and using_store_multiple. Expand uses. Don't always use r11 as
2165 frame reg when needed for out-of-line saves. Set up initial offset
2166 for out-of-line vector saves when buying stack frame. Handle pointer
2167 reg setup for out-of-line fp save. Emit call to out-of-line vector
2168 save function. Choose r11 or r12 for vrsave reg when available for
2170 (rs6000_output_function_prologue): Don't emit .extern for ELF.
2171 (rs6000_emit_epilogue): Choose a better frame reg when restoring
2172 from back-chain to suit out-of-line vector restore functions. Emit
2173 call to out-of-line vector restore function. Adjust register used
2174 for cr restore. Tweak pointer register setup for gpr restore.
2175 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
2177 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
2178 (V_SAVE_INLINE): Define.
2179 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
2181 2012-04-25 Alan Modra <amodra@gmail.com>
2183 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
2184 out-of-line save/restore for large frames. Don't disable
2185 out-of-line saves on ABI_AIX when using static chain reg.
2186 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
2187 clobber static chain reg, and tweak for out-of-line gpr saves
2190 2012-04-25 Alan Modra <amodra@gmail.com>
2192 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
2193 (rs6000_emit_prologue): Use the above to catch register overlap.
2195 2012-04-25 Alan Modra <amodra@gmail.com>
2197 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
2198 decl. Move logic selecting update reg to callers. Update all callers.
2199 (rs6000_emit_allocate_stack): Add copy_off param.
2200 (emit_frame_save): Don't handle reg+reg addressing.
2201 (ptr_regno_for_savres): New function, extracted from..
2202 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
2203 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
2204 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
2205 frame offset adjustment for out-of-line save with copy from sp.
2206 Simplify condition controlling whether cr is saved early or
2207 late. Use ptr_regno_for_savres to verify correct reg is set
2208 up for out-of-line saves. Pass the actual pointer reg used to
2209 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
2210 function. Rearrange spe vars so code is similar to that
2211 elsewhere in this function. Don't update frame_off when spe
2212 save code will restore r11. Use emit_frame_save for spe and
2213 gpr saves. Consolidate darwin out-of-line gpr setup with that
2214 for other abis. Don't assume frame_offset is zero and frame
2215 reg is sp when setting up altivec reg saves, and calculate
2216 exact offset requirement.
2217 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
2218 spe restore code. Consolidate darwin out-of-line gpr setup
2219 with that for other abis.
2221 2012-04-25 Alan Modra <amodra@gmail.com>
2223 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
2224 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
2226 (emit_frame_save): Delete frame_ptr param. Rename total_size to
2228 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
2229 and emit_frame_save calls. Cope with possibly missing note.
2231 2012-04-24 Sriraman Tallam <tmsriram@google.com>
2233 * config/i386/i386.c (build_processor_model_struct): New function.
2234 (make_var_decl): New function.
2235 (fold_builtin_cpu): New function.
2236 (ix86_fold_builtin): New function.
2237 (make_cpu_type_builtin): New function.
2238 (ix86_init_platform_type_builtins): New function.
2239 (ix86_expand_builtin): Expand new builtins by folding them.
2240 (ix86_init_builtins): Make new builtins to detect CPU type.
2241 (TARGET_FOLD_BUILTIN): New macro.
2242 (IX86_BUILTIN_CPU_INIT): New enum value.
2243 (IX86_BUILTIN_CPU_IS): New enum value.
2244 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
2245 * config/i386/i386-builtin-types.def: New function type.
2246 * testsuite/gcc.target/builtin_target.c: New testcase.
2247 * doc/extend.texi: Document builtins.
2249 2012-04-24 Olivier Hainque <hainque@adacore.com>
2251 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
2252 * toplev.c (process_options): Default to dwarf_version 2.
2253 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
2254 and dwarf_version 2.
2256 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2258 * tree-pretty-print.h (default_tree_printer): Do not declare.
2259 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
2261 (default_tree_diagnostic_starter): Make static.
2262 (default_tree_printer): Move to here. Make static.
2263 (tree_diagnostics_defaults): New.
2264 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
2265 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
2266 * toplev.c: Do not include tree-pass.h.
2267 (default_tree_printer): Move from here.
2268 (general_init): Use tree_diagnostics_defaults.
2270 2012-04-24 Chao-ying Fu <fu@mips.com>
2272 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
2273 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
2274 * config/mips/gnu-user.h
2275 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
2276 (GNU_USER_TARGET_LINK_SPEC): New define.
2277 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
2278 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
2279 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
2280 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
2281 GNU_USER_TARGET_ENDFILE_SPEC.
2282 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
2283 (GNU_USER_TARGET_LINK_SPEC): New define.
2284 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
2285 * config/mips/linux-common.h: New file.
2287 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2290 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
2291 (altivec_build_resolved_builtin): Call fully_fold_convert.
2293 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
2296 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
2298 2012-04-24 Richard Guenther <rguenther@suse.de>
2300 PR tree-optimization/53085
2301 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
2304 2012-04-24 Richard Guenther <rguenther@suse.de>
2306 * tree-if-conv.c (main_tree_if_conversion): Move bb under
2309 2012-04-24 Jim Meyering <meyering@redhat.com>
2311 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
2312 absence of an define_enum call.
2314 2012-04-24 Richard Guenther <rguenther@suse.de>
2316 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
2317 the epilogue loop is not re-used as unvectorized version
2318 record the its maximum number of iterations.
2320 2012-04-24 Andrew Pinski <apinski@cavium.com>
2322 * tree-ssa-forwprop.c (simplify_bitwise_binary):
2323 Don't directly use def1/def2.
2325 2012-04-24 Richard Guenther <rguenther@suse.de>
2327 PR tree-optimization/53098
2328 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
2331 2012-04-24 Andrew Pinski <apinski@cavium.com>
2334 * tree-ssa-forwprop.c (defcodefor_name): New function.
2335 (simplify_bitwise_binary): Use defcodefor_name instead of manually
2336 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
2337 Simplify "(~X | Y) & X" to "X & Y" and
2338 "(~X & Y) | X" to "X | Y".
2340 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2342 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
2343 validate_change to add clobbers if IN_GROUP is nonzero.
2344 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
2345 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
2347 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
2349 * config/s390/s390.c (insn_invalid_p): Likewise.
2351 2012-04-24 Jakub Jelinek <jakub@redhat.com>
2354 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
2355 (output_addressed_constants): Likewise.
2358 * varasm.c (get_section): Don't ICE for section conflicts with
2359 built-in section kinds.
2361 2012-04-23 DJ Delorie <dj@redhat.com>
2363 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
2364 (LIBSTDCXX): Change to CPP2.
2366 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
2369 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
2372 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
2374 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
2375 (*addsi_2_zext): Ditto.
2376 (*add<mode>_3): Ditto.
2377 (*addsi_3_zext): Ditto.
2378 (*add<mode>_5): Ditto.
2380 2012-04-23 Andrew Pinski <apinski@cavium.com>
2382 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
2383 (C & B) to (A OP0) & B.
2385 2012-04-23 Martin Jambor <mjambor@suse.cz>
2387 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
2388 temporaries created for a bitfield (reverting revision 122014).
2390 2012-04-23 Richard Guenther <rguenther@suse.de>
2392 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
2393 the condition using is_gimple_condexpr and avoid the not necessary
2395 (set_prologue_iterations): Likewise.
2396 (vect_loop_versioning): Likewise.
2398 2012-04-23 Richard Guenther <rguenther@suse.de>
2400 PR tree-optimization/53070
2401 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
2402 (main_tree_if_conversion): Verify we succeeded in that.
2404 2012-04-23 Jan Hubicka <jh@suse.cz>
2406 * lto-symtab.c (lto_cgraph_replace_node): Do not call
2407 mark_reahcable_node.
2408 * cgraph.c (cgraph_remove_node): Do not clear reachable.
2409 (cgraph_mark_reachable_node): Remove.
2410 (cgraph_mark_force_output_node): Do not set reachable.
2411 (dump_cgraph_node): Do not dump reachable.
2412 (cgraph_create_virtual_clone): Do not set reachable.
2413 * cgraph.h (cgraph_node): Remove reachable flag.
2414 (varpool_node): Remove reachable flag.
2415 (cgraph_mark_if_needed): Remove.
2416 (cgraph_mark_reachable_node): Remove.
2417 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
2418 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
2420 (cgraph_add_new_function): Likewise.
2421 (cgraph_mark_if_needed): Remove.
2422 (cgraph_analyze_function): Do not set target as reachable.
2423 (process_function_and_variable_attributes): Do not care about
2425 (cgraph_analyze_functions): Do not set reachable flags.
2426 (cgraph_mark_functions_to_output): Do not check reachability.
2427 (cgraph_copy_node_for_versioning): Do not set reachable flag.
2428 (dbxout_expand_expr): Update.
2429 * c-decl.c (merge_decls): Do not track changed externs.
2430 * ipa.c: Include pointer-set.h
2431 (enqueue_cgraph_node): Use reachable pointer set.
2432 (process_references): Likewise.
2433 (cgraph_remove_unreachable_nodes): Likewise.
2434 (whole_program_function_and_variable_visibility): Do not recompute
2436 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
2438 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
2440 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
2442 2012-04-23 Richard Guenther <rguenther@suse.de>
2445 * c-typeck.c (build_binary_op): Fix typo.
2447 2012-04-23 Jakub Jelinek <jakub@redhat.com>
2449 PR tree-optimizations/52891
2450 * tree-vect-patterns.c (adjust_bool_pattern): Use
2451 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
2452 but with non-standard precision.
2454 2012-04-22 Jan Hubicka <jh@suse.cz>
2456 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
2459 2012-04-22 Jan Hubicka <jh@suse.cz>
2461 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
2462 * cgraphbuild.c (record_reference, record_type_list, mark_address,
2463 mark_load, mark_store): Do not mark varpool nodes as needed.
2464 * cgraph.c (cgraph_new_nodes): Remove.
2465 (cgraph_create_function_alias): Do not mark nodes as reachable.
2466 (cgraph_add_thunk): Likewise.
2467 (cgraph_mark_reachable_node): Do not manage the queue.
2468 * cgraph.h (cgraph_node): Remove next_needed.
2469 (varpool_nodes_queue): Remove next_needed and prev_needed.
2470 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
2471 (cgraph_new_nodes): Declare.
2472 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
2473 (varpool_analyze_pending_decls): Remove.
2474 (varpool_analyze_node): New.
2475 (varpool_mark_needed_node): Remove.
2476 (varpool_first_variable, varpool_next_variable): New inlines.
2477 (varpool_first_static_initializer, varpool_next_static_initializer):
2479 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
2480 (varpool_first_defined_variable): New inline.
2481 (varpool_next_defined_variable): New inline
2482 (FOR_EACH_VARIABLE): Reimplement.
2483 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
2484 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
2486 * cgraphunit.c (cgraph_new_nodes): Declare here.
2487 (enqueue_node): New function.
2488 (cgraph_process_new_functions): update for new
2489 node set; when constructing cgraph enqueue node for processing.
2490 (cgraph_add_new_function): Use new node set.
2491 (process_function_and_variable_attributes): Do not set varpool needed
2493 (referred_to_p): New function.
2494 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
2495 when varpool is in construction.
2496 (cgraph_analyze_functions): Rewrite.
2497 (cgraph_expand_all_functions): Update.
2498 (cgraph_output_in_order): Do not analyze pending decls; do not set
2500 (cgraph_optimize): Do not analyze pending decls.
2501 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
2502 in other partition; do not mark node as needed.
2503 * dwarf2out.c (reference_to_unused): Use analyzed flag.
2504 (premark_types_used_by_global_vars_helper): Likewise.
2505 * ipa.c (process_references): Do not call varpool_mark_needed_node.
2506 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
2508 (function_and_variable_visibility): Do not mark node as needed.
2509 (whole_program_function_and_variable_visibility): Likewise.
2510 * Makefile.in (gt-varpool.h): No longer needed.
2511 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
2512 (ipa_write_summaries): Do not use needed flag.
2513 * varpool.c: Do not include gt-varpool.h
2514 (x_varpool_nodes_queue, x_varpool_last_needed_node,
2515 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
2516 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
2518 (varpool_remove_node): Do not update the lists.
2519 (dump_varpool_node): Do not dump needed flag.
2520 (varpool_enqueue_needed_node): Remove.
2521 (varpool_mark_needed_node): Remove.
2522 (varpool_reset_queue): Remove.
2523 (varpool_finalize_decl): Move to cgraphunit.c
2524 (varpool_analyze_node): New functions based on former
2525 varpool_analyze_pending_decls.
2526 (varpool_analyze_pending_decls): Remove.
2527 (varpool_assemble_decl): Do not update the lists.
2528 (enqueue_node): New function.
2529 (varpool_remove_unreferenced_decls): Rewrite.
2530 (varpool_empty_needed_queue): Remove.
2531 (add_new_static_var): Do not mark node as needed.
2532 (varpool_create_variable_alias): Handle expansion state
2534 * except.c (output_ttype): Do not mark node as needed.
2535 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
2536 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
2538 * tree-switch-conversion.c (build_one_array): Likewise.
2540 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2543 * doc/invoke.texi (pedantic): Rename to Wpedantic.
2544 * common.opt (Wpedantic): New.
2545 (pedantic): Alias Wpedantic.
2546 * diagnostic.c (warning_at): Likewise.
2547 * c-decl.c (diagnose_mismatched_decls): Likewise.
2548 (build_array_declarator): Likewise.
2549 (mark_forward_parm_decls):
2550 (check_bitfield_type_and_width): Likewise.
2551 (grokdeclarator): Likewise.
2552 (grokfield): Likewise.
2553 (finish_struct): Likewise.
2554 (build_enumerator): Likewise.
2555 (store_parm_decls_oldstyle): Likewise.
2556 (declspecs_add_qual): Likewise.
2557 (declspecs_add_type): Likewise.
2558 (finish_declspecs): Likewise.
2559 * c-typeck.c (composite_type): Likewise.
2560 (comp_target_types): Likewise.
2561 (build_array_ref): Likewise.
2562 (pointer_diff): Likewise.
2563 (build_unary_op): Likewise.
2564 (build_conditional_expr): Likewise.
2565 (build_c_cast): Likewise.
2566 (convert_for_assignment): Likewise.
2567 (maybe_warn_string_init): Likewise.
2568 (digest_init): Likewise.
2569 (pop_init_level): Likewise.
2570 (set_init_index): Likewise.
2571 (c_finish_goto_label): Likewise.
2572 (c_finish_return): Likewise.
2573 (do_case): Likewise.
2574 (build_binary_op): Likewise.
2575 * c-parser.c (static): Likewise.
2576 (c_parser_external_declaration): Likewise.
2577 (c_parser_declaration_or_fndef): Likewise.
2578 (c_parser_static_assert_declaration_no_se): Likewise.
2579 (c_parser_enum_specifier): Likewise.
2580 (c_parser_struct_or_union_specifier): Likewise.
2581 (c_parser_struct_declaration): Likewise.
2582 (c_parser_alignas_specifier): Likewise.
2583 (c_parser_braced_init): Likewise.
2584 (c_parser_initelt): Likewise.
2585 (c_parser_compound_statement_nostart): Likewise.
2586 (c_parser_conditional_expression): Likewise.
2587 (c_parser_alignof_expression): Likewise.
2588 (c_parser_postfix_expression): Likewise.
2589 (c_parser_postfix_expression_after_paren_): Likewise.
2590 (c_parser_objc_class_instance_variables): Likewise.
2591 (c_parser_objc_method_definition): Likewise.
2592 (c_parser_objc_methodprotolist): Likewise.
2594 2012-04-22 Ian Lance Taylor <iant@google.com>
2596 * godump.c (go_output_typedef): Dump size of structs.
2598 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
2600 Correcting transform_to_exit_first_loop + fix to PR46886
2601 * tree-parloops.c (transform_to_exit_first_loop): Remove
2602 setting of number of iterations according to the loop pattern.
2603 Duplicate from entry to exit->src instead of loop->latch.
2604 (pallelize_loops): Remove the condition preventing do-while loops.
2605 * tree-cfg.c (bool bb_in_region_p): New.
2606 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
2607 Adjust redirection of the duplicated iteration.
2609 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
2612 * rtl.def (ADDRESS): Use "i" rather than "w".
2613 * rtl.h (find_base_term): Delete.
2614 (may_be_sp_based_p): Declare.
2615 * rtl.c (rtx_code_size): Remove ADDRESS special case.
2616 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
2617 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
2619 (find_base_term): Make static.
2620 (may_be_sp_based_p): New function.
2621 * dse.c (record_store): Use it.
2622 * store-motion.c (store_killed_in_insn): Likewise.
2624 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
2626 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
2628 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
2631 * c-typeck.c (inform_declaration): New.
2632 (build_function_call_vec): Do not pretty-print
2633 expressions when caret is enabled.
2634 (convert_arguments): Use inform_declaration.
2636 2012-04-20 Jim Meyering <meyering@redhat.com>
2638 * genmodes.c (make_complex_modes): Don't truncate a mode name of
2639 length 7 or more when prepending a "C". Suggested by Richard Guenther.
2641 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2643 PR rtl-optimization/44214
2644 * fold-const.c (exact_inverse): New function.
2645 (fold_binary_loc): Fold vector and complex division by constant into
2646 multiply by recripocal with flag_reciprocal_math; fold vector division
2647 by constant into multiply by reciprocal with exact inverse.
2649 2012-04-20 Jan Hubicka <jh@suse.cz>
2651 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
2653 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
2654 (cgraph_remove_node): Update.
2655 (cgraph_mark_needed_node): Remove.
2656 (cgraph_mark_force_output_node): New.
2657 (dump_cgraph_node): Do not dump needed flag.
2658 (cgraph_node_cannot_be_local_p_1): Update.
2659 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
2660 * cgraph.h (symtab_node_base): Add force_output flag.
2661 (cgraph_node): Remove needed flag.
2662 (varpool_node): Remove force_output flag.
2663 (cgraph_mark_needed_node): Remove.
2664 (cgraph_mark_force_output_node): New.
2665 (cgraph_only_called_directly_or_aliased_p,
2666 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
2667 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
2668 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
2669 (cgraph_add_new_function): Update.
2670 (cgraph_mark_if_needed): Update.
2671 (verify_cgraph_node): Update.
2672 (cgraph_analyze_function): Alias target is reachable.
2673 (process_function_and_variable_attributes): Update: externally_visible
2674 flag makes function reachable.
2675 (cgraph_analyze_functions): Update dumping.
2676 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
2677 input_overwrite_node, input_varpool_node): Update streaming.
2678 * lto-streamer-out.c (produce_symtab): Use force_output.
2679 * ipa.c (process_references): Weakrefs must be processed.
2680 (cgraph_remove_unreachable_nodes): Likewise; update for new
2682 (varpool_externally_visible_p): Weakrefs are externally visible
2683 even if they are not.
2684 (function_and_variable_visibility): Update; when processing alias
2685 pair force the targets to be output.
2686 (whole_program_function_and_variable_visility): Use
2687 mark_reachable_node.
2688 * trans-mem.c (ipa_tm_mark_needed_node): Remove
2689 (ipa_tm_mark_force_output_node): New function.
2690 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
2691 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
2693 * varasm.c (mark_decl_referenced): Update.
2694 (find_decl_and_mark_needed): Remove.
2695 (find_decl): New function.
2696 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
2697 alias targets as needed.
2698 (dump_tm_clone_pairs): Update.
2699 * tree-inline.c (copy_bb): Update check.
2700 * symtab.c (dump_symtab_base): Dump force_output.
2701 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
2702 * passes.c (execute_todo): Fix dumping.
2703 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
2704 (varpool_analyze_pending_decls): Alias target is reachable.
2705 (varpool_create_variable_alias): Finalize weakrefs.
2707 2012-04-20 Jakub Jelinek <jakub@redhat.com>
2710 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
2711 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
2712 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
2713 macros instead of constants.
2714 * dse.c (record_store): Check for SP ADDRESS by comparing
2715 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
2716 XEXP to be stack_pointer_rtx.
2718 2012-04-20 Richard Guenther <rguenther@suse.de>
2720 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
2721 update_call_from_tree when propagating into a call.
2723 2012-04-20 Alan Modra <amodra@gmail.com>
2725 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
2726 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
2727 sp_offset to frame_off. Move world save code earlier.
2729 2012-04-20 Richard Guenther <rguenther@suse.de>
2731 PR tree-optimization/53050
2732 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
2733 Do only one transform on COND_EXPRs at the same time.
2735 2012-04-19 Jan Hubicka <jh@suse.cz>
2737 * symtab.c (dump_symtab_base): Revert accidental checkin.
2739 2012-04-20 Alan Modra <amodra@gmail.com>
2742 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
2743 static chain, set REST_INLINE_FPRS too.
2745 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
2747 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
2750 2012-04-20 Richard Guenther <rguenther@suse.de>
2752 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
2753 loops that can never run more often than the vectorization factor.
2755 2012-04-19 Jan Hubicka <jh@suse.cz>
2757 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
2759 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
2761 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
2763 2012-04-19 Jim Meyering <meyering@redhat.com>
2765 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
2766 We verified above that the string(including trailing NUL) fits in buf,
2769 2012-04-19 Richard Guenther <rguenther@suse.de>
2771 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
2772 for dumping DECL_SECTION_NAME.
2774 2012-04-19 Michael Matz <matz@suse.de>
2777 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
2778 (struct tree_vector): Adjust GTY length.
2779 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
2781 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
2783 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
2784 caller emitted the length calulation already.
2785 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
2786 before handling any of the fields for structs.
2788 2012-04-19 Richard Guenther <rguenther@suse.de>
2790 PR tree-optimization/53031
2791 * tree-vrp.c (adjust_range_with_scev): Revert back to
2792 using max_loop_iterations.
2794 2012-04-19 Michael Matz <matz@suse.de>
2796 * diagnostic.c (emit_diagnostic): Move va_end call after user
2798 (warning, warning_at, pedwarn, permerror): Ditto.
2800 2012-04-19 Richard Guenther <rguenther@suse.de>
2802 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
2805 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
2808 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
2809 the case *(X+const).
2811 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2813 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
2815 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2818 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
2819 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
2821 2012-04-19 Richard Guenther <rguenther@suse.de>
2823 PR rtl-optimization/44688
2824 * loop-iv.c (determine_max_iter): Only return max_iter.
2825 (iv_number_of_iterations): Also use the recorded loop bound
2826 on the maximum number of iterations.
2827 * loop-unroll.c (decide_unroll_runtime_iterations): Use
2828 max_iter to avoid unrolling loops that do not roll.
2829 (decide_unroll_stupid): Likewise.
2831 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
2833 * targhooks.c (default_case_values_threshold): Fix code style nit.
2835 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
2836 case range and type folding from here...
2837 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
2838 type, as documented in tree.def.
2840 2012-04-18 Jan Hubicka <jh@suse.cz>
2842 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
2844 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
2845 cgraph hash and same comdat groups.
2846 (cgraph_optimize): Verify symbol table.
2847 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
2848 (dissolve_same_comdat_group_list): Work on symtab nodes.
2849 (function_and_variable_visibility): Dissolve variable same comdat group
2851 * symtab.c: Include timevar.h
2852 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
2854 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
2856 * tree-switch-conversion.c (info): Remove global pass info.
2857 (check_range, check_process_case, check_final_bb, create_temp_arrays,
2858 free_temp_arrays, gather_default_values, build_constructors,
2859 array_value_type, build_one_array, build_arrays, gen_def_assigns,
2860 fix_phi_nodes, gen_inbound_check): Pass info around from ...
2861 (process_switch): ... here. Unify message format. Return a const
2862 char pointer to the failure reason message.
2863 (do_switchconv): Unify message format. Update process_switch usage.
2865 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
2866 * tree-cfg.c (edge_to_cases): Fix documentation.
2868 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
2870 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
2872 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2874 PR tree-optimization/52976
2875 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
2876 (possibly_move_powi): New function.
2877 (rewrite_expr_tree): Call possibly_move_powi.
2878 (rewrite_expr_tree_parallel): Likewise.
2879 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
2880 call add_to_ops_vec instead.
2882 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2884 PR tree-optimization/52976
2885 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
2886 (decrement_power): Likewise.
2887 (propagate_op_to_single_use): Likewise.
2888 (zero_one_operation): Handle __builtin_pow* calls in linearized
2889 expression trees; factor logic into propagate_op_to_single_use.
2890 (undistribute_ops_list): Allow operands with repeat counts > 1.
2892 2012-04-18 Richard Guenther <rguenther@suse.de>
2894 PR tree-optimization/44688
2895 * cfgloop.h (record_niter_bound): Declare.
2896 * tree-ssa-loop-niter.c (record_niter_bound): Export.
2897 Update the estimation with the upper bound here...
2898 (estimate_numbers_of_iterations_loop): ... instead of here.
2899 Do not forcefully reset a recorded upper bound.
2900 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
2901 Record the maximum number of loop iterations of the prologue loop.
2903 2012-04-18 Jan Hubicka <jh@suse.cz>
2905 * lto-symtab.c (lto_cgraph_replace_node): Update.
2906 * cgraphbuild.c (record_reference, record_type_list,
2907 record_eh_tables, mark_address, mark_load, mark_store): Update.
2908 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
2909 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
2911 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
2912 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
2913 * reload.c: Fix typo in comment.
2914 * rtlanal.c: Likewise.
2915 * tree-emultls.c (gen_emutls_addr): Update.
2916 * ipa-reference.c (analyze_function): Update.
2917 * cgraphunit.c (cgraph_analyze_function,
2918 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
2920 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
2921 (ipa_remove_reference): Likewise.
2922 (ipa_remove_all_refering): Rename to ...
2923 (ipa_remove_all_referring): ... this one; update.
2924 (ipa_dump_references): Update.
2925 (ipa_dump_referring): Update.
2926 (ipa_clone_references): Update.
2927 (ipa_clone_refering): Rename to ...
2928 (ipa_clone_referring): ... this one; update.
2929 (ipa_ref_cannot_lead_to_return): Update.
2930 (ipa_ref_has_aliases_p): Update.
2931 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
2933 (ipa_ref_type): Remove.
2934 (ipa_ref_ptr_u): Remove.
2935 (ipa_ref): Remove referencing, refered, refered_index, refering_type
2936 and refered_type; add referring, referred and referred_index.
2937 (ipa_ref_list): Rename refering to referring.
2938 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
2939 ipa_clone_references, ipa_clone_referring): Update prototypes.
2940 * lto-cgraph.c (referenced_from_other_partition_p): Update.
2941 (lto_output_ref): Update.
2942 (add_references): Update.
2943 (input_varpool_node): Update.
2944 (input_refs): Update.
2945 * ipa-ref-inline.h (ipa_ref_node): Update.
2946 (ipa_ref_varpool_node): Update.
2947 (ipa_ref_referring_node): Update.
2948 (ipa_ref_referring_varpool_node): Update.
2949 (ipa_ref_referring_ref_list): Update.
2950 (ipa_ref_referred_ref_list): Update.
2951 (ipa_ref_list_first_referring): Update.
2952 (ipa_empty_ref_list): Update.
2953 (ipa_ref_list_refering_iterate): Rename to ...
2954 (ipa_ref_list_referring_iterate): ... this one.
2955 * cse.c: Update comment.
2956 * ipa-utils.c (ipa_reverse_postorder): Update.
2957 * tree-ssa-alias.c: Update.
2958 * ipa-inline.c (reset_edge_caches): Update.
2959 (update_caller_keys): Update.
2960 * ipa-inline.h: Update comments.
2961 * jump.c: Update comment.
2962 * alias.c: Likewise.
2963 * ipa.c (process_references): Update.
2964 (cgraph_remove_unreachable_nodes): Likewise.
2965 (ipa_discover_readonly_nonaddressable_var): Likewise.
2966 (cgraph_address_taken_from_non_vtable_p): Likewise.
2967 * trans-mem.c (ipa_tm_execute): Update.
2968 * simplify-rtx.c: Fix comment.
2969 * rtl.c: Fix comment.
2970 * symtab.c (symtab_unregister_node): Update.
2971 * varpool.c (dump_varpool_node): Update.
2972 (varpool_analyze_pending_decls): Update.
2973 (assemble_aliases): Update.
2974 (varpool_for_node_and_aliases): Update.
2976 2012-04-18 Richard Guenther <rguenther@suse.de>
2978 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
2979 use_undefined_p parameter.
2980 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
2981 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
2983 (estimate_numbers_of_iterations): Likewise.
2984 (estimated_loop_iterations): Adjust.
2985 (max_loop_iterations): Likewise.
2986 (scev_probably_wraps_p): Likewise.
2987 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
2988 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
2989 not max_loop_iterations.
2990 (execute_vrp): Remove explicit number of iterations estimation.
2992 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
2994 * config/i386/linux-common.h: New.
2996 * config.gcc: Add i386/linux-common.h before
2997 all i386/linux.h and i386/linux64.h usages.
2999 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
3000 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
3001 * config/i386/gnu-user64.h: Likewise.
3003 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
3004 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
3005 (GNU_USER_TARGET_MATHFILE_SPEC): New.
3006 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
3008 2012-04-18 Jan Hubicka <jh@suse.cz>
3010 * cgraph.c (cgraph_node_name): Remove.
3011 (dump_cgraph_node): Use dump_symtab_base; reformat.
3012 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
3013 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
3015 (cgraph_node_name, varpool_node_name): Remove.
3016 (cgraph_node_asm_name, varpool_node_asm_name,
3017 cgraph_node_name, varpool_node_name): New.
3018 * tree-pass.h (TODO_dump_cgraph): Rename to ...
3019 (TODO_dump_symtab): ... this one.
3020 * ipa-cp (pass_ipa_cp): Update.
3021 * ia-reference.c (generate_summary, read_write_all_from_decl,
3022 propagate, ipa_reference_read_optimization_summary): Update.
3023 * cgraphunit.c (cgraph_analyze_functions): Update.
3024 (cgraph_optimize): Update.
3025 * ipa-ref.c (ipa_dump_references): Update.
3026 (ipa_dump_refering): Update.
3027 * ipa-inline.c (pass_ipa_inline): Update.
3028 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
3029 * ipa.c (pass_ipa_function_visibility,
3030 pass_ipa_whole_program_visibility): Update.
3031 * tree-sra.c (pass_early_ipa_sra): Update.
3032 * symtab.c: Include langhooks.h
3033 (symtab_node_asm_name): New.
3034 (symtab_node_name): New.
3035 (symtab_type_names): New static var.
3036 (dump_symtab_base): New.
3037 (dump_symtab_node, dump_symtab): New.
3038 (debug_symtab_node, debug_symtab): New.
3039 * tree-ssa-structalias.c: Dump symbol table.
3040 * pases.c (execute_todo): Handle TODO_dump_symtab instead
3041 of TODO_dump_cgraph.
3042 * varpoo.c (varpool_node_name): Remove.
3043 (dump_varpool_node): Use dump_symtab_base; reformat.
3045 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
3047 * doc/invoke.texi (Language Independent Options): @item should be
3050 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
3053 * rtl.c (rtx_code_size): Handle ADDRESS.
3055 2012-04-17 Tom de Vries <tom@codesourcery.com>
3057 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
3060 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
3063 * config/i386/sync.md (atomic_<code><mode>): Rename to
3064 atomic_<logic><mode>.
3066 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
3068 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
3069 * alias.c (reg_base_value): Expand and update comment.
3070 (arg_base_value): New variable.
3071 (unique_id): Move up file.
3072 (unique_base_value, unique_base_value_p, known_base_value_p): New.
3073 (find_base_value): Use arg_base_value and known_base_value_p.
3074 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
3075 (find_base_term): Use known_base_value_p.
3076 (base_alias_check): Use unique_base_value_p.
3077 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
3078 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
3080 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
3082 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
3084 2012-04-17 Michael Matz <matz@suse.de>
3086 PR tree-optimization/18437
3087 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
3088 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
3089 (vect_check_strided_load): Declare.
3090 * tree-vect-data-refs.c (vect_check_strided_load): New function.
3091 (vect_analyze_data_refs): Use it to accept strided loads.
3092 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
3094 2012-04-17 Richard Guenther <rguenther@suse.de>
3097 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
3098 loops when redirecting an entry or latch edge.
3100 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
3102 * sel-sched.c (sel_global_init): Revert previous change.
3104 2012-04-17 Richard Guenther <rguenther@suse.de>
3106 * tree-flow.h (array_at_struct_end_p): Move declaration ...
3107 * tree.h (array_at_struct_end_p): ... here.
3108 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
3109 * expr.c (array_at_struct_end_p): ... here. Rewrite.
3111 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
3113 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
3114 COST_TABLE): Remove.
3115 (estimate_case_costs): Remove.
3116 (expand_case): Do not call estimate_case_costs
3117 to set use_cost_table.
3118 (balance_case_nodes): Do not use use_cost_table.
3120 2012-04-16 Jan Hubicka <jh@suse.cz>
3122 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
3123 (hash_node, eq_node): Remove.
3124 (cgraph_create_node): Do not handle hashtable.
3125 (cgraph_get_node): Remove.
3126 (cgraph_insert_node_to_hashtable): Remove.
3127 (hash_node_by_assembler_name): Remove.
3128 (eq_assembler_name): Remove.
3129 (cgraph_node_for_asm): Rewrite.
3130 (cgraph_find_replacement_node): Break out from ...
3131 (cgraph_remove_node): ... here; do not maintain hashtables.
3132 (change_decl_assembler_name): Remove.
3133 (cgraph_clone_node): Do not maintain hashtables.
3134 * cgraph.h (const_symtab_node): New typedef.
3135 (cgraph_insert_node_to_hashtable): Remove.
3136 (symtab_get_node, symtab_node_for_asm,
3137 symtab_insert_node_to_hashtable): Declare.
3138 (cgraph_find_replacement_node): Declare.
3139 (cgraph_get_node, varpool_get_node): Turn into inlines.
3140 (cgraph, varpool): Work sanely on NULL pointers.
3141 (FOR_EACH_SYMBOL): New walker.
3142 * ipa-inline-transform.c (save_inline_function_body): Use
3143 symtab_insert_node_to_hashtable.
3144 * symtab.c: Include ggc.h and diagnostics.h
3145 (symtab_hash, assembler_name_hash): New static vars;
3146 (hash_node, eq_node, hash_node_by_assembler_name,
3147 eq_assembler_name, insert_to_assembler_name_hash,
3148 unlink_from_assembler_name_hash): New.
3149 (symtab_register_node): Update hashtables.
3150 (symtab_insert_node_to_hashtable): New.
3151 (symtab_unregister_node): Update hashtables.
3152 (symtab_get_node): New.
3153 (symtab_node_for_asm): New.
3154 (change_decl_assembler_name): New.
3155 * Makefile.in (symtab.o): Needs GTY.
3156 * varpool.c (varpool_hash): Remove.
3157 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
3158 (varpool_node): Rewrite using varpool_get_node.
3159 (varpool_remove_node): DO not maintain hashtables.
3160 (varpool_node_for_asm): Rewrite.
3162 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
3164 * doc/invoke.texi: Copy-edit to put verbs in the present tense
3165 when describing the current behavior of GCC.
3167 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
3169 * genemit.c (gen_exp): Remove ADDRESS handling.
3170 * genoutput.c (scan_operands): Likewise.
3171 * genpeep.c (match_rtx): Likewise.
3172 * genrecog.c (add_to_sequence): Likewise.
3174 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
3176 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
3178 2012-04-16 Martin Jambor <mjambor@suse.cz>
3180 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
3183 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
3186 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
3187 hints for 'A' operand types.
3189 2012-04-16 Jan Hubicka <jh@suse.cz>
3191 * cgraph.h (symtab_node_base): Add next and previous pointers.
3192 (cgraph_node): Remove next and preivous pointers.
3193 (varpool_node): Likewise; remove next/previous GTY marker;
3194 it is not type safe.
3195 (symtab_node_def): Update GTY marker
3196 (x_cgraph_nodes, cgraph_nodes): Remove.
3197 (symtab_nodes): New function.
3198 (cgraph_order): Rename to ...
3199 (symtab_order): ... this one.
3200 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
3202 (x_varpool_nodes, varpool_nodes): Remove.
3203 (FOR_EACH_STATIC_VARIABLE): Update.
3204 (symtab_function_p, symtab_variable_p): New function.
3205 (FOR_EACH_VARIABLE): Update.
3206 (varpool_first_variable, varpool_next_variable): New functions.
3207 (FOR_EACH_VARIABLE): Update.
3208 (cgraph_first_defined_function): Update.
3209 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
3210 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
3211 (cgraph_first_function, cgraph_next_function): New.
3212 (FOR_EACH_FUNCTION): Update.
3213 (cgraph_first_function_with_gimple_body,
3214 cgraph_next_function_with_gimple_body): Update.
3215 * symtab.c: New file.
3216 * cgraph.c: Update copyright dates.
3217 (x_cgraph_nodes, cgraph_order): Remove.
3218 (NEXT_FREE_NODE): Update.
3219 (SET_NEXT_FREE_NODE): New.
3220 (cgraph_create_node_1): Remove common code.
3221 (cgraph_create_node): Remove common code; call symtab_register_node.
3222 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
3223 (cgraph_add_asm_node): Update.
3224 (cgraph_clone_node): Register new node.
3225 * cgraphunit.c (process_function_and_variable_attributes): Update.
3226 (cgraph_analyze_functions): Update.
3227 (cgraph_analyze_functions): Update.
3228 (cgraph_output_in_order): Update.
3229 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
3231 * ipa-inline.c (recursive_inlining): Update.
3232 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
3233 * ipa.c (cgraph_remove_unreachable_nodes): Update.
3234 * Makefile.in: Add symtab.o
3235 * varpool.c (x_varpool_nodes): Remove
3236 (varpool_node): Remove common code; call symtab_register_node.
3237 (varpool_remove_node): Remove common code; call symtab_unregister_node.
3239 2012-04-16 Richard Guenther <rguenther@suse.de>
3242 * tree.h (VECTOR_CST_NELTS): Adjust.
3243 (struct tree_vector): Add explicit length field.
3244 (make_vector_stat): Declare.
3245 (make_vector): Define.
3246 * tree.c (make_vector_stat): New function.
3247 (build_vector_stat): Use it.
3248 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
3250 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3252 PR tree-optimization/52976
3253 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
3254 (undistribute_ops_list): Ops with repeat counts aren't eligible for
3256 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
3258 2012-04-16 Jan Hubicka <jh@suse.cz>
3260 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
3262 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
3263 walkers to walk cgraph and varpool.
3264 * cgraph.c (cgraph_node_for_asm): Likewise.
3265 (dump_cgraph): Likewise.
3266 * value-prof.c (init_node_map): Likewise.
3267 * tree.c (free_lang_data_in_cgraph): Likewise.
3268 * tree-emutls.c: (ipa_lower_emutls): Likewise.
3269 * ipa-reference.c (generate_summary, propagate): Likewise.
3270 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
3271 cgraph_mark_functions_to_output, cgraph_output_in_order,
3272 output_weakrefs, cgraph_materialize_all_clones,
3273 cgraph_optimize): Likewise.
3274 * lto-cgraph.c (merge_profile_summaries): Likewise.
3275 (input_cgraph): Likewise.
3276 * ipa-pure-const.c (generate_summary): Likewise.
3277 (propagate): Likwise.
3278 * ipa-utils.c (ipa_reduced_postorder): Likewise.
3279 (ipa_free_postorder_info): Likewise.
3280 (ipa_reverse_postorder): Likewise.
3281 * ipa-inline.c (ipa_inline): Likewise.
3282 * matrix-reorg.c (find_matrices_decl): Likewise.
3283 (matrix_reorg): Likewise.
3284 * tree-vectorizer.c (increase_alignment): Likewise.
3285 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
3286 (function_and_variable_visibility): Likewise.
3287 (whole_program_function_and_variable_visibility): Likewise.
3288 (ipa_cdtor_merge): Likewise.
3289 * trans-mem.c (ipa_tm_execute): Likewise.
3290 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
3291 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
3292 (ipa_print_all_params): Likewise.
3293 (ipa_update_after_lto_read): Likewise.
3294 * tree-profie.c (tree_profiling): Likewise.
3295 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
3296 * passes.c (dump_passes): Likewise.
3297 (do_per_function): Likewise.
3298 (ipa_write_summaries): Likewise.
3299 * varpool.c (dump_varpool): Likewise.
3300 (varpool_node_for_asm): Likewise.
3301 (varpool_assemble_pending_decls): Likewise.
3303 2012-04-16 Richard Guenther <rguenther@suse.de>
3305 PR tree-optimization/52975
3306 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
3307 condition but always mark it with TRUTH_NOT_EXPR.
3309 2012-04-16 Richard Guenther <rguenther@suse.de>
3311 PR tree-optimization/52975
3312 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
3313 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
3314 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
3315 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
3317 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
3319 * config/i386/sse.md (ssse3_plusminus): New code iterator.
3320 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
3321 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
3322 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
3323 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
3324 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
3325 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
3327 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
3328 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
3329 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
3330 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
3331 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
3332 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
3334 (xop_plus): New code iterator.
3335 (macs): New code attribute.
3337 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
3338 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
3340 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
3341 xop_plus code iterator.
3342 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
3343 xop_plus code iterator.
3344 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
3345 xop_plus code iterator.
3346 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
3347 xop_plus code iterator.
3349 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
3350 any_extend code iterator.
3351 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
3352 any_extend code iterator.
3353 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
3354 any_extend code iterator.
3355 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
3356 any_extend code iterator.
3357 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
3358 any_extend code iterator.
3359 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
3360 any_extend code iterator.
3362 2012-04-14 Tom de Vries <tom@codesourcery.com>
3364 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
3365 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
3366 DELETED_LABEL note, and move it to ...
3367 * cfgrtl.c (delete_insn): ... here. Change return type to void.
3368 (delete_insn_and_edges): Likewise.
3369 (delete_insn_chain): Handle new return type of delete_insn. Delete
3370 chain backwards rather than forwards.
3371 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
3373 * cfglayout.c (fixup_reorder_chain): Delete unused label.
3375 2012-04-14 Jan Hubicka <jh@suse.cz>
3377 * cgraph.h: Update copyrights;
3378 (symtab_node): Turn to union typedef.
3379 (symtab_node_base): New structure.
3380 (symtab_type): Add SYMTAB_SYMBOL tag.
3381 (cgraph_node): Annotate some pinters with nested_ptr.
3382 (varpool_node): Likewise.
3383 (cgraph_local_info): Remove lto_file_data
3384 and externally_visible.
3385 (cgraph_node): Remove decl; same_comdat_group list;
3386 aux; ref_list; order; address_taken; reachable_from_other_parittion,
3387 in_other_partition; resolution.
3388 (varpool_node): Remove decl; same_comdat_group;
3389 ref_list; lto_file_data; aux; order; resolution; externally_visible;
3390 used_from_other_partition; in_other_partition.
3391 (symtab_node_def): New union.
3392 (cgraph, varpool): Update.
3393 (varpool_first_static_initializer, varpool_next_static_initializer,
3394 cgraph_only_called_directly_or_aliased_p,
3395 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
3396 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
3397 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
3399 * cgraph.c: Likewise.
3400 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
3401 * cgraphbuild.c: Likewise.
3402 * lto-symtab.c: Likewise.
3403 * c-gimplify.c: Likewise.
3404 * value-prof.c: Likewise.
3406 * ipa-cp.c: Likewise.
3407 * tree-emutls.c: Likewise.
3408 * ipa-inline-transform.c: Likwise.
3409 * ipa-reference.c: Likewise.
3410 * cgraphunit.c: Likewise.
3411 * ipa-ref.c: Likewise.
3412 * lto-cgraph.c: Likewise.
3413 * ipa-ref-inline.h: Likewise.
3414 * ipa-pure-const.c: Likewise.
3415 * lto-streamer-out.c: Likewise.
3416 * ipa-utils.c: Likewise.
3417 * ipa-inline.c: Likewise.
3418 * matrix-reorg.c: Likewise.
3419 * tree-eh.c: Likewise.
3420 * tree-vectorizer.c: Likewise.
3421 * ipa-split.c: Likewise.
3423 * trans-mem.c: Likewise.
3424 * ipa-inline-analysis.c: Likewise.
3425 * gimplify.c: Likewise.
3426 * cfgexpand.c: Likewise.
3427 * tree-sra.c: Likewise.
3428 * ipa-prop.c: Likewise.
3429 * varasm.c: Likewise.
3430 * tree-nested.c: Likewise.
3431 * tree-inline.c: Likewise.
3432 * tree-profile.c: Likewise.
3433 * tree-ssa-structalias.c: Likewise.
3434 * passes.c: Likewise.
3435 * varpool.c: Likewise.
3437 2012-04-14 Tom de Vries <tom@codesourcery.com>
3439 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
3440 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
3441 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
3443 (gsi_advance_fw_nondebug_nonlocal): New function.
3444 (local_def): Removed function.
3445 (same_succ_hash): Use stmt_local_def.
3446 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
3447 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
3449 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3451 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
3452 and __ILP32__ for x32.
3454 2012-04-13 Martin Jambor <mjambor@suse.cz>
3457 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
3458 fold_ctor_reference returns a zero constant.
3460 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
3462 * config.gcc: Add i386/gnu-user-common.h before all
3463 i386/gnu-user.h and i386/gnu-user64.h usages.
3465 * config/i386/gnu-user-common.h: New.
3467 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
3468 (CC1_SPEC): Likewise.
3469 (ENDFILE_SPEC): Likewise.
3470 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
3471 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
3472 (TARGET_OS_CPP_BUILTINS): Likewise.
3473 (LIBGCC2_HAS_TF_MODE): Likewise.
3474 (LIBGCC2_TF_CEXT): Likewise.
3475 (TF_SIZE): Likewise.
3476 (TARGET_ASM_FILE_END): Likewise.
3477 (STACK_CHECK_MOVING_SP): Likewise.
3478 (STACK_CHECK_STATIC_BUILTIN): Likewise.
3479 * config/i386/gnu-user64.h: Likewise.
3481 2012-04-13 Martin Jambor <mjambor@suse.cz>
3483 * expr.c (expand_expr_real_1): Pass type, not the expression, to
3484 set_mem_attributes for a memory temporary. Do not call the function
3485 for the memory temporary created for a bitfield.
3487 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
3490 * df.h (enum debug_temp_where): New.
3491 (dead_debug_init, dead_debug_finish) Declare.
3492 (dead_debug_add, dead_debug_insert_temp): Declare.
3493 (struct dead_debug_use, struct dead_debug): Moved from...
3494 * df-problems.c: ... here.
3495 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
3497 (df_create_unused_note): Likewise.
3498 (df_set_dead_notes_for_mw): Move comment where it belongs.
3499 (dead_debug_init): Export.
3500 (dead_debug_reset_uses): New, factored out of...
3501 (dead_debug_finish): ...this. Export.
3502 (dead_debug_reset): Remove.
3503 (dead_debug_add): Export.
3504 (dead_debug_insert_before): Rename to...
3505 (dead_debug_insert_temp): ... this. Add where argument. Export.
3506 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
3507 Return insertion count.
3508 (df_note_bb_compute): Adjust.
3509 * dce.c (word_dce_process_block): Adjust dead debug uses.
3510 (dce_process_block): Likewise.
3512 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
3514 * df-problems.c (df_note_bb_compute): Do not take note of
3515 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
3517 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
3520 * var-tracking.c (expand_depth): New type.
3521 (onepart_aux, expand_loc_callback_data): Change depth type to it.
3522 (loc_exp_dep_alloc): Adjust initializer.
3523 (update_depth): Use new type. Add entryvals.
3524 (vt_expand_var_loc_chain): Take note of expansions with
3525 ENTRY_VALUEs, but don't accept them right away. Run an optional
3526 second pass accepting the minimum ENTRY_VALUE count found in the
3528 (vt_expand_loc_callback, INIT_ELCD): Adjust.
3530 2012-04-13 Tom de Vries <tom@codesourcery.com>
3532 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
3533 parameters vuse and vuse_escaped.
3534 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
3535 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
3538 2012-04-13 Richard Guenther <rguenther@suse.de>
3540 PR tree-optimization/52969
3541 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
3542 the condition for the COND_EXPR and handle predicate negation
3543 by swapping the COND_EXPR arms.
3545 2012-04-13 Nick Clifton <nickc@redhat.com>
3547 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
3548 TODO_dump_func flag.
3550 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
3552 PR rtl-optimization/52203
3553 PR rtl-optimization/52715
3555 Revert the 2012-03-07 fix for PR 52203.
3556 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
3557 the insn does not modify DFA right before issuing, adjust
3558 issue_rate accordingly.
3560 2012-04-13 Richard Guenther <rguenther@suse.de>
3563 * c-typeck.c (pointer_diff): Remove bogus assert.
3565 2012-04-13 Richard Guenther <rguenther@suse.de>
3568 * convert.c (convert_to_pointer): Remove special-casing of zero.
3570 2012-04-13 Joey Ye <joey.ye@arm.com>
3572 * config/arm/constraints.md (Pe): New constraint.
3573 * config/arm/arm.md: New split for imm 256-510.
3575 2012-04-13 Terry Guo <terry.guo@arm.com>
3577 * config/arm/arm-cores.def: Added core cortex-m0plus.
3578 * config/arm/arm-tune.md: Regenerated.
3579 * config/arm/arm-tables.opt: Regenerated.
3580 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
3582 2012-04-13 Alan Modra <amodra@gmail.com>
3585 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
3586 tie regs on destination of sets. Delete forward declaration.
3587 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
3588 (rs6000_emit_prologue): Likewise.
3589 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
3591 (is_mem_ref): Use tie_operand to recognise stack ties.
3592 * config/rs6000/predicates.md (tie_operand): New.
3593 * config/rs6000/rs6000.md (restore_stack_block): Generate new
3595 (restore_stack_nonlocal): Likewise.
3596 (stack_tie): Update.
3597 (frame_tie): Delete.
3599 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3601 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
3602 HOST_WIDE_INT_PRINT_DEC in format strings.
3604 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
3607 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
3608 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
3609 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
3610 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
3611 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
3612 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
3613 avx2_permvarv8si using VI4F_256 mode iterator.
3614 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
3615 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
3616 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
3617 gen_avx2_permvarv8sf.
3618 (expand_vec_perm_pshufb): Ditto.
3620 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3623 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
3624 the list of options to enable the FCFID instruction.
3625 (TARGET_EXTRA_BUILTINS): Adjust comment.
3627 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3629 PR tree-optimization/18589
3630 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
3631 (operand_entry): Add count field.
3632 (add_repeat_to_ops_vec): New function.
3633 (completely_remove_stmt): Likewise.
3634 (remove_def_if_absorbed_call): Likewise.
3635 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
3636 (acceptable_pow_call): New function.
3637 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
3638 entries with repeat counts when found.
3639 (repeat_factor_d): New struct and associated typedefs.
3640 (repeat_factor_vec): New static vector variable.
3641 (compare_repeat_factors): New function.
3642 (get_reassoc_pow_ssa_name): Likewise.
3643 (attempt_builtin_powi): Likewise.
3644 (reassociate_bb): Call attempt_builtin_powi.
3645 (fini_reassoc): Two new calls to statistics_counter_event.
3647 2012-04-12 Richard Guenther <rguenther@suse.de>
3649 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
3650 * cgraph.h (tree_rest_of_compilation): Remove.
3651 * cgraph.c (cgraph_add_new_function): Move ...
3652 * cgraphunit.c (cgraph_add_new_function): ... here.
3653 (tree_rest_of_compilation): Make static.
3654 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
3655 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
3656 gate_all_early_local_passes, execute_all_early_local_passes,
3657 pass_early_local_passes, gate_all_early_optimizations,
3658 pass_all_early_optimizations): Move ...
3659 * passes.c (gate_all_optimizations, pass_all_optimizations,
3660 gate_all_early_local_passes, execute_all_early_local_passes,
3661 pass_early_local_passes, gate_all_early_optimizations,
3662 pass_all_early_optimizations): ... here.
3663 * tree-optimize.c (execute_free_datastructures): Remove.
3664 * tree-flow.h (execute_free_datastructures): Remove.
3665 * tree-optimize.c (execute_init_datastructures,
3666 pass_init_datastructures): Move ...
3667 * tree-ssa.c (execute_init_datastructures,
3668 pass_init_datastructures): ... here.
3669 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
3670 execute_free_datastructures.
3672 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
3674 * dbgcnt.def (ira_move): New counter.
3675 * ira-int.h (ira_create_new_reg): Declare function.
3676 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
3677 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
3678 no longer static. All callers changed.
3679 * ira.c: Include "dbgcnt.h".
3680 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
3681 move_unallocated_pseudos): New static functions.
3682 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
3683 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
3684 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
3685 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
3686 to the pseudos generated in find_moveable_pseudos.
3687 * Makefile.in (ira.o): Add $(DBGCNT_H).
3689 2012-04-12 Richard Guenther <rguenther@suse.de>
3691 PR tree-optimization/52943
3692 * tree-chrec.h (chrec_is_positive): Remove.
3693 * tree-scalar-evolution.c (chrec_is_positive): Move ...
3694 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
3695 Return false for a constant zero instead of negative.
3696 (analyze_siv_subscript_cst_affine): Handle zero difference
3697 in the initial condition explicitely.
3699 2012-04-12 Richard Guenther <rguenther@suse.de>
3701 * tree-parloops.c (parallelize_loops): Also consult the upper
3702 bound for the number of iterations.
3703 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
3704 (loop_prefetch_arrays): Likewise.
3706 2012-04-12 Richard Guenther <rguenther@suse.de>
3708 * cfgloop.h (estimated_loop_iterations_int): Ditch
3709 'conservative' parameter.
3710 (max_stmt_executions_int): Likewise.
3711 (estimated_loop_iterations): Likewise.
3712 (max_stmt_executions): Likewise.
3713 (max_loop_iterations): Declare.
3714 (max_loop_iterations_int): Likewise.
3715 (estimated_stmt_executions): Likewise.
3716 (estimated_stmt_executions_int): Likewise.
3717 * tree-ssa-loop-niter.c (estimated_loop_iterations):
3719 (max_loop_iterations): ... this.
3720 (estimated_loop_iterations_int): Split parts to ...
3721 (max_loop_iterations_int): ... this.
3722 (max_stmt_executions_int): Split parts to ...
3723 (estimated_stmt_executions_int): ... this.
3724 (max_stmt_executions): Split parts to ...
3725 (estimated_stmt_executions): ... this.
3726 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
3727 * predict.c (predict_loops): Likewise.
3728 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
3729 (analyze_siv_subscript_cst_affine): Likewise.
3730 (compute_overlap_steps_for_affine_1_2): Likewise.
3731 (analyze_subscript_affine_affine): Likewise.
3732 (init_omega_for_ddr_1): Likewise.
3733 * tree-parloops.c (parallelize_loops): Likewise.
3734 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
3735 (may_eliminate_iv): Likewise.
3736 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
3737 (loop_prefetch_arrays): Likewise.
3738 * tree-vrp.c (adjust_range_with_scev): Likewise.
3740 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
3742 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
3743 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
3745 (dump_table): Use bool type for need_align and have_df variables.
3746 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
3747 (regs_used): Remove register modifier.
3748 (barrier_align): Move variables slot, credit, jump_to_next
3749 into if block above for loop. Use bool type for jump_to_next.
3750 (sh_function_arg): Use NULL_RTX instead of 0.
3752 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
3754 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
3755 (bswapsi2): New expander.
3757 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
3759 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
3760 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
3762 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
3764 PR rtl-optimization/52876
3765 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
3766 Don't call mark_reg_pointer for incompatible pointer sign extension.
3768 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
3771 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
3773 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
3774 comparisons against TYPE_PRECISION.
3775 * tree-ssa-forwprop.c (combine_conversions): Likewise.
3777 2012-04-11 Xinliang David Li <davidxl@google.com>
3779 * tree-passes.h: Remove TODO_dump_func.
3780 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
3781 * trans-mem.c: Remove TODO_dump_func.
3782 * ira.c: Remove TODO_dump_func.
3784 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
3786 * config/i386/i386.c (ix86_option_override_internal): Check
3787 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
3788 after TARGET_64BIT is updated.
3790 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
3792 * config/sh/sh.h: Remove old secondary reload code.
3794 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
3796 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
3797 (ready_reorder): ... this function.
3799 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
3801 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
3804 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
3805 insns so that no other insn is queued for a time before them.
3807 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
3810 2012-04-11 Richard Guenther <rguenther@suse.de>
3813 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
3814 consider loop nesting.
3815 (evolution_function_is_univariate_p): Properly check the remainder
3818 2012-04-11 Richard Guenther <rguenther@suse.de>
3821 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
3823 2012-04-11 Nick Clifton <nickc@redhat.com>
3825 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
3826 information, if requested.
3828 * config/rx/rx.c (rx_expand_prologue): Likewise.
3830 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
3831 Michael Matz <matz@suse.de>
3834 * rtlanal.c (unsigned_reg_p): New function.
3835 Update copyright notice dates.
3836 * rtl.h (unsigned_reg_p): Prototype it.
3837 Update copyright notice dates.
3838 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
3840 * expr.c (expand_expr_real_1): Set register attributes.
3841 * stmt.c (expand_case): Likewise.
3843 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
3846 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
3847 consider_sh2a and allow_zero.
3848 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
3849 (disp_addr_displacement): New function.
3850 (sh_address_cost): Use disp_addr_displacement function instead
3851 of DISP_ADDR_OFFSET.
3852 (sh_legitimate_address_p): Adapt to changed
3853 sh_legitimate_index_p declaration.
3854 (sh_find_mov_disp_adjust): Remove HImode check.
3855 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
3856 disp_addr_displacement and max_mov_insn_displacement.
3857 (max_mov_insn_displacement): Remove HImode check.
3858 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
3859 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
3860 * config/sh/constraints.md (K05, K13): New constraints.
3861 (K12): Correct comment.
3862 (Sdd): Do not use DISP_ADDR_P macro.
3863 (Snd, Sbw): Use satisfies_constraint_Sdd.
3864 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
3865 (*extendhisi2_compact, movhi_i): Remove.
3866 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
3867 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
3868 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
3869 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
3870 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
3871 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
3872 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
3874 Add new peepholes for HImode displacement addressing.
3876 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
3878 * config/sh/sh.h (SIDI_OFF): Remove.
3879 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
3880 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
3883 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
3886 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
3887 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
3888 * doc/md.texi (Standard Names): Add bswap.
3889 * builtin-types.def (BT_UINT16): New primitive type.
3890 (BT_FN_UINT16_UINT16): New function type.
3891 * builtins.def (BUILT_IN_BSWAP16): New.
3892 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
3893 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
3894 expand_builtin_bswap.
3895 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
3896 (fold_builtin_1): Likewise.
3897 (is_inexpensive_builtin): Likewise.
3898 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
3899 missing bits for bswap to libcall code.
3900 * tree.c (build_common_tree_nodes): Build uint16_type_node.
3901 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
3902 (uint16_type_node): New define.
3903 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
3904 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
3906 (rs6000_init_builtins): Likewise.
3907 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
3909 2012-04-11 Tristan Gingold <gingold@adacore.com>
3911 * doc/extend.texi (Type Attributes): Move paragraph.
3913 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
3916 * diagnostic.h (show_caret): Declare.
3917 (caret_max_width): Declare.
3918 (diagnostic_show_locus): Declare.
3919 * diagnostic.c (diagnostic_initialize): Initialize to false.
3920 (diagnostic_show_locus): New.
3921 (diagnostic_report_diagnostic): Call it.
3922 (getenv_columns): New.
3924 (diagnostic_set_caret_max_width): New.
3925 * input.c (read_line): New.
3926 (location_get_source_line): New.
3927 * input.h (location_get_source_line): Declare.
3928 * toplev.c (general_init): Initialize show_caret from options.
3929 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
3930 * opts.c (common_handle_option): Likewise.
3931 * pretty-print.h (pp_get_prefix): New.
3932 (pp_base_get_prefix): New.
3933 * common.opt (fdiagnostics-show-caret): New option.
3934 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
3936 2012-04-11 Richard Guenther <rguenther@suse.de>
3938 PR rtl-optimization/52881
3939 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
3941 2012-04-11 Richard Guenther <rguenther@suse.de>
3943 PR tree-optimization/52912
3944 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
3945 manipulation code we are threading through a loop header
3946 to an exit destination.
3948 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
3950 * tree.h (warn_if_unused_value): Move declaration from here.
3951 * stmt.c (warn_if_unused_value): Move definition from here.
3953 2010-04-10 Michael Matz <matz@suse.de>
3955 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
3957 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
3958 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
3959 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
3960 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
3961 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
3962 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
3963 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
3964 (vect_record_strided_load_vectors): Rename to
3965 vect_record_grouped_load_vectors.
3966 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
3967 Rename use of above macros.
3968 (vect_verify_datarefs_alignment): Ditto.
3969 (vector_alignment_reachable_p): Ditto.
3970 (vect_peeling_hash_get_lowest_cost): Ditto.
3971 (vect_enhance_data_refs_alignment): Ditto.
3972 (vect_analyze_group_access): Ditto and rename stride to groupsize.
3973 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
3974 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
3975 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
3976 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
3977 (vect_record_strided_load_vectors): Rename to
3978 vect_record_grouped_load_vectors.
3979 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
3980 (destroy_loop_vec_info): Ditto.
3981 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
3982 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
3983 (vect_analyze_slp): Ditto.
3984 (new_bb_vec_info): Ditto.
3985 (destroy_bb_vec_info): Ditto.
3986 (vect_schedule_slp_instance): Ditto and rename strided_store to
3988 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
3989 vect_cost_group_size.
3990 (vect_model_store_cost): Rename use of above macros and call
3991 to vect_cost_strided_group_size.
3992 (vect_model_load_cost): Ditto.
3993 (vectorizable_store): Ditto, rename strided_store to grouped_store
3994 and calls to renamed tree-vectorizer.h functions.
3995 (vectorizable_load): Ditto.
3996 (vect_transform_stmt): Rename use of above macros and strided_store
3999 2012-04-10 Jan Hubicka <jh@suse.cz>
4001 * cgraph.h: Remove misledaing comment on ipa-ref.h.
4002 (symtab_type): New enum.
4003 (symtab_node): New structure.
4004 (cgraph_node, varpool_node): Add symbol base type.
4005 (cgraph, varpool): New accestor functions.
4006 * cgraph.c (cgraph_create_node_1): Set symbol type.
4007 * varpool.c (varpool_node): Set symbol type.
4009 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
4010 Richard Sandiford <rdsandiford@googlemail.com>
4012 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
4014 2012-04-10 Richard Guenther <rguenther@suse.de>
4017 * gimple-low.c (gimple_check_call_args): Properly account for
4018 compatible aggregate types.
4020 2012-04-10 Richard Guenther <rguenther@suse.de>
4022 * toplev.h (tree_rest_of_compilation): Remove.
4023 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4024 * cgraph.h (tree_rest_of_compilation): Declare.
4025 * tree-optimize.c (tree_rest_of_compilation): Move ...
4026 * cgraphunit.c (tree_rest_of_compilation): ... here.
4027 * cgraph.c (cgraph_add_new_function): Adjust.
4028 * Makefile.in (tree-optimize.o): Adjust.
4029 (cgraphunit.o): Likewise.
4031 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
4033 PR tree-optimization/52870
4034 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
4035 presumed pattern statement is within the same loop or basic block.
4037 2012-04-10 Tristan Gingold <gingold@adacore.com>
4039 * gengtype.c (main): Make uintptr_t a known type.
4041 2012-04-10 Richard Guenther <rguenther@suse.de>
4043 * tree-pass.h (tree_lowering_passes): Remove.
4044 * tree-optimize.c (tree_lowering_passes): Remove.
4045 * cgraph.c (cgraph_add_new_function): Inline relevant parts
4046 of tree_lowering_passes, avoid redundant call of early local passes.
4047 * cgraphunit.c (cgraph_lower_function): Fold into ...
4048 (cgraph_analyze_function): ... its single caller. Inline
4049 relevant parts of tree_lowering_passes.
4051 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
4054 * config/pa/pa.opt: Remove SIO and GNU_LD.
4056 2012-04-09 Jan Hubicka <jh@suse.cz>
4061 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
4062 boundary, add its target too.
4063 * lto.c (add_references_to_partition): Add also aliased nodes.
4064 (add_cgraph_node_to_partition,
4065 add_varpool_node_to_partition): Work on nodes, not functions/variables;
4066 when adding alias, add also the aliased object.
4068 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
4071 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
4072 VOIDmode immediate operands.
4073 * config/i386/constraints.md (Wz): New constraint.
4074 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
4076 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
4079 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
4080 the DECL generated for the special GOT helper.
4082 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
4084 * config/sh/constraints.md: Update list of constraints in
4086 (Sr0): Remove unused memory constraint.
4088 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4090 * tree-pretty-print.h: Update comment.
4092 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
4094 * config/sh/sh.md: Use braced string notation where applicable.
4095 (*prefetch_i4, prefetch_m2a): Merge into ...
4096 (*prefetch): ... this new insn.
4098 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
4100 * config/sh/sh.h (high_life_started): Remove
4101 * config/sh/predicates.md (general_movdst_operand): Use
4102 'reload_in_progress' instead of 'high_life_started'.
4103 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
4104 divsi_inv_fp): Likewise.
4106 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
4108 * config/sh/sh-protos.h (prepare_move_operands): Return void
4110 * config/sh/sh.c (prepare_move_operands): Likewise.
4111 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
4113 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
4115 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
4116 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
4117 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
4118 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
4119 commutative_float_operator, noncommutative_float_operator,
4120 sh_handle_pragma): Remove.
4122 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
4124 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
4125 Use @option markup on command-line options. Use @samp markup on
4126 literal keywords to options. Use @code markup on code fragments.
4127 Use other markup in preference to quotation marks in the text.
4128 Add markup to some passages without any.
4130 2012-04-06 Mike Stump <mikestump@comcast.net>
4132 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
4134 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
4136 * config/sh/sh.c (hi_const): Remove.
4137 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
4140 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
4142 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
4144 * config/sh/sh.c (sh_expand_t_scc): Likewise.
4145 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
4146 calling sh_expand_t_scc.
4148 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
4150 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
4151 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
4152 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
4153 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
4154 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
4155 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
4156 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
4157 sh2a_is_function_vector_call): Use bool as return type.
4158 (sh_pass_in_reg_p): Remove.
4159 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
4160 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
4161 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
4162 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
4163 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
4164 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
4165 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
4166 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
4167 sh_loads_bankedreg_p): Use bool as return type.
4168 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
4169 'register' modifier.
4171 2012-04-06 Matt Turner <mattst88@gmail.com>
4173 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4175 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4177 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4178 of the destination isn't also a FP_REGS register.
4180 2012-04-05 Teresa Johnson <tejohnson@google.com>
4181 H.J. Lu <hongjiu.lu@intel.com>
4183 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
4184 * config/i386/i386.md (move immediate to memory peephole2):
4185 Add cases for HImode move when LCP stall avoidance is needed.
4186 * config/i386/i386.c (initial_ix86_tune_features): Initialize
4187 X86_TUNE_LCP_STALL entry.
4189 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
4192 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
4193 CONST_INT operands, zero-extended with AND.
4195 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
4198 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
4199 first argument instead of mode size. Move displacement calculations
4201 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
4202 ... these new functions.
4203 (disp_adjust): Remove max_mov_disp field.
4204 (sh_legitimate_index_p): Use max_mov_insn_displacement and
4205 mov_insn_alignment_mask.
4206 (sh_address_cost): Use max_mov_insn_displacement.
4208 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
4210 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
4211 (arch_enabled): Handle new arch types.
4212 (one_cmpldi2): Add NEON support.
4214 2012-04-05 Richard Guenther <rguenther@suse.de>
4216 * gimple.c (walk_gimple_op): Compute val_only for the LHS
4217 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
4218 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
4219 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
4220 ... here and make static.
4221 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
4224 2012-04-05 Richard Guenther <rguenther@suse.de>
4226 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
4227 basic-block before removing it.
4229 2012-04-05 Richard Guenther <rguenther@suse.de>
4231 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
4232 version namespace as we release the freelist.
4234 2012-04-05 Richard Guenther <rguenther@suse.de>
4236 * tree-nrv.c (tree_nrv): Release VDEFs.
4237 * tree-sra.c (sra_modify_constructor_assign): Likewise.
4238 (sra_modify_assign): Likewise.
4239 * tree-vect-stmts.c (vect_remove_stores): Likewise.
4240 * tree-vect-loop.c (vect_transform_loop): Likewise.
4241 * tree-ssa-dom.c (optimize_stmt): Likewise.
4242 * tree-vect-slp.c (vect_schedule_slp): Likewise.
4243 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
4245 2012-04-05 Richard Guenther <rguenther@suse.de>
4247 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
4249 * gimple.h (gsi_remove): Adjust.
4250 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
4251 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
4252 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
4253 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
4254 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
4255 * tree-ssa-pre.c (eliminate): Likewise.
4257 2012-04-04 Mike Stump <mikestump@comcast.net>
4259 * doc/rtl.texi (const_double): Document as sign-extending.
4260 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
4261 * emit-rtl.c (immed_double_int_const): Refine to state the
4263 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
4264 CONST_DOUBLE integers.
4265 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
4266 negative values are converted. Fix conversions bigger than
4267 HOST_BITS_PER_WIDE_INT.
4268 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
4269 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
4270 * explow.c (plus_constant_mode): Add.
4271 (plus_constant): Implement with plus_constant_mode.
4272 * rtl.h (plus_constant_mode): Add.
4274 2012-04-04 Richard Guenther <rguenther@suse.de>
4276 PR tree-optimization/52808
4277 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
4278 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
4280 2012-04-04 Tristan Gingold <gingold@adacore.com>
4282 * expr.c (expand_expr_real_2): Handle larger sizetype in
4285 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
4287 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
4288 to m2a-single instead of m2e.
4290 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
4292 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
4293 Change type of BITOFFSET to signed. Make sure the lower bound of
4294 the computed range is non-negative by adjusting OFFSET and BITPOS.
4295 (expand_assignment): Adjust call to get_bit_range.
4297 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
4299 * h8300/h8300.c (h8300_current_function_monitor_function_p):
4300 New function. Added to check monitor functions.
4301 (h8300_option_override): Modified to generate error/warning
4302 messages for invalid combinations of different command line
4304 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
4305 save EXR on stack for monitor function in case of H8S target
4306 when "-mno-exr" is passed.
4307 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
4309 * doc/invoke.texi: Document H8S options.
4311 2012-04-03 Tristan Gingold <gingold@adacore.com>
4313 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
4314 of gcc_AC_FUNC_MMAP_BLACKLIST.
4315 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
4316 * Makefile.in (aclocal_deps): Add mmap.m4.
4317 * configure: Regenerate.
4318 * aclocal.m4: Regenerate.
4320 2012-04-03 Richard Guenther <rguenther@suse.de>
4322 PR tree-optimization/52808
4323 * tracer.c (tail_duplicate): Return whether we have duplicated
4325 (tracer): If we have duplicated any block, cleanup the CFG.
4326 * cfghooks.c (duplicate_block): If we duplicated a loop
4327 header but not its loop, destroy the loop because it now has
4329 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
4330 the cfg manipulation routines we are not creating a multiple
4333 2012-04-03 Tristan Gingold <gingold@adacore.com>
4335 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
4337 (vms_c_common_override_options): Allow parameterless variadic
4340 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4342 PR tree-optimization/52835
4343 * tree-data-ref.c (build_rdg): Return NULL if
4344 compute_data_dependences_for_loop failed.
4346 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
4348 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
4349 for REAL_CST as well.
4350 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
4351 In the bitfield case, if the value is a REAL_CST, convert it first to
4354 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
4356 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
4357 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
4358 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
4360 * config/i386/biarchx32.h: New.
4362 2012-04-02 Anatoly Sokolov <aesok@post.ru>
4364 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
4365 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
4366 (arm_preferred_reload_class): New function.
4368 2012-04-02 Richard Guenther <rguenther@suse.de>
4370 PR tree-optimization/52756
4371 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
4372 (thread_through_loop_header): After threading through the loop latch
4373 remove the split part from the loop and clear further threading
4374 opportunities that would create a multiple entry loop.
4376 2012-04-02 Richard Guenther <rguenther@suse.de>
4378 PR rtl-optimization/52800
4379 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
4380 CLEANUP_CFG_CHANGED.
4382 2012-04-02 Richard Guenther <rguenther@suse.de>
4385 * loop-init.c (gate_handle_loop2): Destroy loops here if
4386 we don't enter RTL loop optimizers.
4388 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
4391 2012-03-29 Richard Guenther <rguenther@suse.de>
4393 * rtl.h (extended_count): Remove.
4394 * combine.c (extended_count): Remove.
4396 2012-04-02 Dodji Seketeli <dodji@redhat.com>
4399 * pt.c (more_specialized_fn): Don't apply decay conversion to
4400 types of function parameters.
4402 2012-04-02 Tristan Gingold <gingold@adacore.com>
4404 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
4405 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
4406 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
4407 (ggc_pch_this_base): Use uintptr_t instead of size_t.
4409 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
4412 * config/i386/i386.c (ix86_option_override_internal): Don't
4413 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
4415 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4417 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4418 (stmt_can_make_abnormal_goto): Use it.
4419 (is_ctrl_altering_stmt): Likewise.
4421 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
4422 Kaz Kojima <kkojima@gcc.gnu.org>
4424 * config/sh/sh.c (push_regs): Skip banked registers when
4425 resbank attribute is specified.
4426 (sh_expand_epilogue): Likewise.
4428 2012-03-30 Richard Henderson <rth@redhat.com>
4431 * combine-stack-adj.c (prev_active_insn_bb): New.
4432 (next_active_insn_bb): New.
4433 (force_move_args_size_note): New.
4434 (combine_stack_adjustments_for_block): Use it.
4436 2012-03-30 Richard Henderson <rth@redhat.com>
4438 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
4439 (ix86_expand_vector_init_duplicate): Initialize it.
4440 (expand_vec_perm_palignr): Likewise.
4441 (ix86_expand_vec_perm_const): Likewise.
4442 (ix86_vectorize_vec_perm_const_ok): Likewise.
4443 (expand_vec_perm_blend): Use it.
4444 (expand_vec_perm_vpermil): Likewise.
4445 (expand_vec_perm_pshufb): Likewise.
4446 (expand_vec_perm_1): Likewise.
4447 (expand_vec_perm_pshuflw_pshufhw): Likewise.
4448 (expand_vec_perm_interleave2): Likewise.
4449 (expand_vec_perm_vpermq_perm_1): Likewise.
4450 (expand_vec_perm_vperm2f128): Likewise.
4451 (expand_vec_perm_interleave3): Likewise.
4452 (expand_vec_perm_vperm2f128_vblend): Likewise.
4453 (expand_vec_perm_vpshufb2_vpermq): Likewise.
4454 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
4455 (expand_vec_perm_broadcast): Likewise.
4456 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
4458 2012-03-30 Richard Henderson <rth@redhat.com>
4460 * dwarf2out.c (gen_variable_die): Initialize off.
4462 2012-03-30 Tristan Gingold <gingold@adacore.com>
4464 * config/vms/vms-f.c: New file.
4465 * config/vms/t-vms (vms-f.o): New rule.
4466 * config.gcc (*-*-*vms*): Define fortran_target_objs.
4468 2012-03-30 Richard Guenther <rguenther@suse.de>
4470 PR tree-optimization/52754
4471 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4472 propagate arbitrary addresses into really plain dereferences.
4474 2012-03-30 Richard Guenther <rguenther@suse.de>
4477 * except.c (emit_to_new_bb_before): Move loop updating ...
4478 (dw2_build_landing_pads): ... here. Use a proper block for
4479 querying the loop father.
4481 2012-03-30 Tristan Gingold <gingold@adacore.com>
4483 * config/ia64/ia64.c (ia64_section_type_flags): Remove
4484 common_object attribute handling.
4485 (SECTION_VMS_OVERLAY): Remove
4486 (ia64_vms_common_object_attribute): Replace abort with an assert.
4487 Do not set DECL_SECTION_NAME.
4488 (ia64_vms_output_aligned_decl_common): Handle common_object
4490 (ia64_vms_elf_asm_named_section): Remove.
4491 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
4493 2012-03-30 Richard Guenther <rguenther@suse.de>
4496 * double-int.c (rshift_double): Remove not needed cast.
4498 2012-03-30 Richard Guenther <rguenther@suse.de>
4500 * tree-affine.h (print_aff): Remove.
4501 * tree-affine.c (print_aff): Make static.
4502 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
4503 (get_references_in_stmt): Likewise.
4504 (print_direction_vector): Likewise.
4505 (print_dir_vectors): Likewise.
4506 (print_dist_vectors): Likewise.
4507 (dump_subscript): Likewise.
4508 (dump_ddrs): Likewise.
4509 (dump_dist_dir_vectors): Likewise.
4510 (dump_data_references): Likewise.
4511 (dump_data_dependence_relation): Likewise.
4512 (dump_data_dependence_direction): Likewise.
4513 (dump_rdg_vertex): Likewise.
4514 (dump_rdg_component): Likewise.
4515 (debug_ddrs): Declare.
4516 (struct data_ref_loc_d): Move ...
4517 * tree-data-ref.c (struct data_ref_loc_d): ... here.
4518 (get_references_in_stmt): Make static.
4519 (dump_data_references): Likewise.
4520 (dump_subscript): Likewise.
4521 (print_direction_vector): Likewise.
4522 (print_dir_vectors): Likewise.
4523 (print_dist_vectors): Likewise.
4524 (dump_data_dependence_relation): Likewise.
4525 (dump_dist_dir_vectors): Likewise.
4526 (dump_ddrs): Likewise.
4527 (dump_rdg_vertex): Likewise.
4528 (dump_rdg_component): Likewise.
4529 (debug_ddrs): New function.
4530 (access_matrix_get_index_for_parameter): Remove.
4532 2012-03-30 Tristan Gingold <gingold@adacore.com>
4534 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
4535 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
4536 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
4537 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
4538 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
4539 (vms_patch_builtins): Handle new flags
4540 * config/vms/vms-crtlmap.map: Completed using nm on
4541 c and math system libraries.
4542 * config/vms/make-crtlmap.awk: Handle any number of flags.
4544 2012-03-30 Martin Jambor <mjambor@suse.cz>
4546 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4547 is a builtin_stack_save in a dominating BB.
4549 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4551 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4552 crossing 128bit lane boundary.
4554 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
4556 * ira-color.c (setup_left_conflict_sizes_p): Process all
4557 conflicting objects.
4559 2012-03-29 Jakub Jelinek <jakub@redhat.com>
4561 PR tree-optimization/52760
4562 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
4563 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
4565 2012-03-29 Richard Guenther <rguenther@suse.de>
4567 * cgraph.h (cgraph_materialize_all_clones): Remove.
4568 (reset_inline_failed): Likewise.
4569 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
4570 * cgraphbuild.c (reset_inline_failed): Remove.
4571 * rtl.h (cse_main): Remove.
4572 (extended_count): Likewise.
4573 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
4574 (cse_main): Make static.
4575 * combine.c (extended_count): Remove.
4576 (dump_combine_stats): Mark as DEBUG_FUNCTION.
4577 * basic-block.h (reorder_basic_blocks): Remove.
4578 * bb-reorder.c (reorder_basic_blocks): Make static.
4579 * Makefile.in (dse.o): Remove dse.h dependency.
4581 * dse.c (gate_dse): Remove.
4582 (clear_alias_mode_eq): Likewise.
4583 (clear_alias_mode_hash): Likewise.
4584 (dse_record_singleton_alias_set): Likewise.
4585 (dse_invalidate_singleton_alias_set): Likewise.
4587 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
4589 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
4590 crtbegin_so%O%s for -shared.
4591 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
4593 2012-03-29 Richard Guenther <rguenther@suse.de>
4595 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
4596 (add_to_value): Remove.
4597 (print_value_expressions): Likewise.
4598 * tree-ssa-pre.c (add_to_value): Make static.
4599 (print_value_expressions): Likewise.
4600 * gimple.h (gimple_adjust_this_by_delta): Remove.
4601 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
4603 2012-03-29 Richard Guenther <rguenther@suse.de>
4606 * double-int.h (rshift_double): Remove.
4607 * double-int.c (lshift_double): Use absu_hwi to make count positive.
4608 (rshift_double): Make static, take unsigned count argument,
4609 remove handling of negative count argument.
4610 (double_int_rshift): Dispatch to lshift_double.
4612 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
4614 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
4617 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
4618 (SPEC_X32): Likewise.
4619 (MULTILIB_DEFAULTS): Likewise.
4621 * config/i386/i386.c (isa_opts): Remove -m64.
4622 (ix86_target_string): Properly handle -m32/-m64/-mx32.
4623 (ix86_option_override_internal): Properly
4624 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
4625 handle -m32, -m64 and -mx32.
4627 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
4628 with OPTION_ABI_X32. Moved after TARGET_LP64.
4629 (TARGET_LP64): Changed to OPTION_ABI_64.
4631 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
4632 (mx32): Replace ISA_X32 with ABI_X32.
4634 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
4636 * tree.c (tree_size) <VECTOR_CST>: New case.
4638 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
4640 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
4641 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
4643 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4646 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4647 __builtin_va_start to __builtin_next_arg if the latter is
4648 builtin_decl_explicit_p rather than when it is not.
4651 * tree-vect-generic.c (vector_element): Perform multiplication
4652 for pos in bitsizetype type instead of idx type.
4654 2012-03-28 Richard Guenther <rguenther@suse.de>
4656 * loop-init.c (loop_optimizer_init): If loops are preserved
4657 perform incremental initialization of required loop features.
4658 (loop_optimizer_finalize): If loops are to be preserved only
4659 clean up optional loop features.
4660 (rtl_loop_done): Forcefully free loops here.
4661 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
4662 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
4664 (construct_init_block): Likewise.
4665 (construct_exit_block): Likewise.
4666 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
4667 the CFG after expanding.
4668 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
4669 If we needed to calculate them, free them afterwards.
4670 * tree-pass.h (PROP_loops): New define.
4671 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
4672 * basic-block.h (CLEANUP_CFG_CHANGED): New.
4673 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
4674 (cleanup_cfg): If we did something and have loops around, fix them up.
4675 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
4676 with CLEANUP_CFG_CHANGED.
4677 * cfghooks.c (merge_blocks): If we merge a loop header into
4678 its predecessor, update the loop structure.
4679 (duplicate_block): If we copy a loop latch, adjust loop state
4680 to note we may have multiple latches.
4681 (delete_basic_block): Mark loops for fixup if we remove a loop.
4682 * cfganal.c (forwarder_block_p): Protect loop latches, headers
4684 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
4685 (cfg_layout_can_merge_blocks_p): Likewise.
4686 * cprop.c (bypass_block): If we create a loop with multiple
4687 entries, mark it for removal.
4688 * except.c (emit_to_new_bb_before): Add the new basic-block
4690 * tree-eh.c (lower_resx): Likewise.
4691 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
4692 (expand_omp_taskreg): Likewise.
4693 * tree-inline.c (initialize_cfun): Likewise.
4694 * tree-mudflap.c (add_bb_to_loop): Prototype.
4695 (mf_build_check_statement_for): Properly add new basic-blocks
4697 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
4698 if we remove a loop.
4699 (thread_through_loop_header): Likewise.
4700 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
4701 new basic-blocks to existing loops.
4702 (expand_transaction): Likewise.
4703 * Makefile.in (except.o): Add $(CFGLOOP_H).
4705 (cgraph.o): Likewise.
4706 (cprop.o): Likewise.
4707 (cfgexpand.o): Likewise.
4708 (cfganal.o): Likewise.
4709 (trans-mem.o): Likewise.
4710 (tree-eh.o): Likewise.
4712 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4715 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4716 (avr_builtin_decl): New static function.
4717 (struct avr_builtin_description, avr_bdesc): Move up.
4718 Add GTY marker. Add field fndecl. Remove redundant field id.
4719 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4720 (avr_expand_builtin): Code cleanup because .id is removed.
4722 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4725 * config.gcc (tm_file): Remove avr/multilib.h.
4727 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
4729 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4730 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4731 * config/avr/t-avr: Remove generation of multilib.h.
4732 * config/avr/t-multilib: Regenerate.
4733 * config/avr/multilib.h: Remove.
4734 * config/avr/avr.opt (-msp8): New option.
4735 (avr_sp8): New variable.
4736 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4737 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4738 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4739 (avr_device_to_sp8): New prototype.
4740 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4741 (DRIVER_SELF_SPECS): New define.
4742 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4743 __AVR_SP8__, __AVR_HAVE_SPH__.
4744 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4745 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4746 (avr_file_start): Ditto.
4748 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4751 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4752 instead of 8 in adjust_address.
4754 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4757 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4760 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
4763 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
4764 Rearrange conditional logic. Move displacement address calculations
4766 (sh_find_mov_disp_adjust): ... this new function.
4768 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
4770 * config/arm/arm.opt (mapcs): Remove MaskExists.
4771 * config/cris/linux.opt (mno-gotplt): Likewise.
4772 * config/i386/i386.opt (mhard-float): Likewise.
4774 (mno-sse4): Likewise.
4775 * config/m68k/m68k.opt (mhard-float): Likewise.
4776 * config/mep/mep.op (mcop32): Likewise.
4777 * config/pa/pa-hpux.opt (msio): Likewise.
4778 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
4779 * config/picochip/picochip.opt (mlittle): Likewise.
4780 * config/sh/sh.opt (mrenesas): Likewise.
4781 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
4782 * config/sparc/sparc.opt (mhard-float): Likewise.
4783 * config/v850/v850.opt (mv850es): Likewise.
4784 * config/vax/vax.opt (mg-float): Likewise.
4786 2012-03-27 Martin Jambor <mjambor@suse.cz>
4789 * tree-sra.c (sra_modify_assign): Do not call
4790 load_assign_lhs_subreplacements when working with an unscalarizable
4793 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4796 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4798 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4799 * config/i386/i386.c: Include reload.h.
4800 (ix86_legitimize_reload_address): New function.
4802 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
4804 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
4805 hasn't been allocated. Define a target macro for Mask and
4806 InverseMask if it hasn't been defined. Remove MaskExists handling.
4808 * doc/options.texi: Remove MaskExists.
4810 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
4813 * config/sh/sh.c (find_barrier): Add equality check of last_got
4814 to avoid going above orig insn. Update comments.
4816 2012-03-27 Richard Guenther <rguenther@suse.de>
4819 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4822 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4824 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4825 of a unit before computing the offset in units.
4826 * expr.c (get_bit_range): Return the null range if the enclosing record
4827 is part of a larger bit field.
4829 2012-03-27 Tristan Gingold <gingold@adacore.com>
4831 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
4832 * config/ia64/ia64.md: Remove mode in template.
4833 Sign extend operand in expand_simple_binop.
4834 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
4835 CASE_VECTOR_MODE instead of TARGET_ILP32.
4836 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
4838 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
4840 * varasm.c (assemble_external): #if 0 out the new assert from the
4841 previous commit, it breaks the Java and Go front ends.
4843 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
4845 * toplev.c (check_global_declaration_1): Do not call assemble_external.
4846 * expr.c (emit_block_move_libcall_fn): Likewise.
4847 (clear_storage_libcall_fn): Likewise.
4848 (expand_expr_addr_expr_1): Likewise.
4849 (expand_expr_real_1): Likewise.
4850 * calls.c (rtx_for_function_call): Likewise.
4852 * varasm.c (assemble_external): Assert this function is only called
4853 during or after expanding to RTL.
4855 2012-03-26 Martin Jambor <mjambor@suse.cz>
4857 PR tree-optimization/50052
4858 * tree-sra.c (tree_non_aligned_mem_p): Removed.
4859 (tree_non_aligned_mem_for_access_p): Likewise.
4860 (build_accesses_from_assign): Removed strict alignment requirements
4862 (access_precludes_ipa_sra_p): Likewise.
4864 2012-03-26 Richard Guenther <rguenther@suse.de>
4866 PR tree-optimization/52701
4867 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
4868 compute and set the evolution part of PHI nodes.
4870 2012-03-26 Richard Guenther <rguenther@suse.de>
4872 PR tree-optimization/52721
4873 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
4875 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
4877 PR tree-optimization/52686
4878 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
4881 2012-03-26 Tristan Gingold <gingold@adacore.com>
4883 * config/alpha/vms.h (LINK_SPEC): Simplify.
4884 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
4885 (NAME__MAIN, SYMBOL__MAIN): Remove.
4886 (VMS_DEBUG_MAIN_POINTER): Remove.
4887 * config/ia64/vms.h: Likewise.
4888 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
4889 code to vms.c. Call vms_start_function.
4890 * config/ia64/ia64.c (ia64_start_function): Likewise.
4891 * config/vms/vms-protos.h (vms_start_function): Declare.
4892 * config/vms/vms.c (vms_start_function): New function.
4893 * config/vms/vms.h (MATH_LIBRARY): Define.
4894 (VMS_DEBUG_MAIN_POINTER): Define.
4896 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
4898 PR rtl-optimization/52629
4899 * reload1.c (count_pseudo): Short-circuit common case.
4900 (count_spilled_pseudo): Return early for pseudos without hard regs.
4901 Assert that the pseudo has got a hard reg before manipulating it.
4903 2012-03-24 Jan Hubicka <jh@suse.cz>
4906 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
4907 (decide_is_variable_needed): Do not handle toplevel reorder here.
4908 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
4909 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
4912 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4914 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
4915 and str_bitsize instead of more convoluted expressions.
4917 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4920 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4922 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4925 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
4927 2012-03-23 Martin Jambor <mjambor@suse.cz>
4929 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
4931 2012-03-23 Richard Guenther <rguenther@suse.de>
4933 PR tree-optimization/52678
4934 * tree-vectorizer.h (struct _stmt_vec_info): Add
4935 loop_phi_evolution_part member.
4936 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
4937 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
4938 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
4939 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4940 Use the cached evolution part and the PHI nodes value from
4941 the loop preheader edge instead of re-analyzing the evolution.
4943 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4945 * config/mips/mips-tables.opt: Update.
4946 * config/mips/mips.md (processor): Add xlp.
4947 * config/mips/mips-cpus.def: Add xlp.
4948 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
4950 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
4951 * doc/invoke.texi: Mention XLP.
4953 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4956 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4957 on any new_local_var_chain vars declared during recursing on
4958 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4960 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
4962 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
4963 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
4964 (ASM_OUTPUT_LOCAL): Ditto.
4965 (ASM_OUTPUT_COMMON): Remove.
4966 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
4967 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
4969 2012-03-22 Jan Hubicka <jh@suse.cz>
4972 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
4974 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
4975 * ipa-inline-transform.c (save_inline_function_body): Remove
4976 copied clone if needed.
4977 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
4979 2012-03-22 Richard Guenther <rguenther@suse.de>
4982 * fold-const.c (fold_ternary_loc): Fix typo.
4984 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4987 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4988 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4989 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4990 (delay_cycles_1, delay_cycles_2): Ditto.
4991 (delay_cycles_3, delay_cycles_4): Ditto.
4992 (nopv, *nopv): Ditto.
4993 (sleep, *sleep): Ditto.
4996 2012-03-22 Richard Guenther <rguenther@suse.de>
4998 PR tree-optimization/52548
4999 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
5000 because of clobbers.
5001 (prune_clobbered_mems): New function.
5002 (compute_antic_aux): Use it to prune ANTIC_OUT.
5003 (compute_partial_antic_aux): Use it to prune PA_IN.
5004 (compute_avail): Only insert expressions into EXP_GEN that are not
5005 invalidated when translated up to the beginning of the block.
5007 2012-03-22 Richard Guenther <rguenther@suse.de>
5009 PR tree-optimization/52638
5010 * tree-vect-stmts.c (vect_init_vector_1): New function, split
5012 (vect_init_vector): ... here. Handle scalar vector inits.
5013 (vect_get_vec_def_for_operand): Adjust.
5014 (vectorizable_load): Likewise.
5016 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
5018 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
5019 (alpha*-*-freebsd*): Ditto.
5020 (alpha*-*-netbsd*): Ditto.
5021 (alpha*-*-openbsd*): Ditto.
5022 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
5023 (DWARF2_DEBUGGING_INFO): Remove.
5024 (PREFERRED_DEBUGGING_TYPE): Remove.
5025 (ASM_FINAL_SPEC): Remove.
5026 (IDENT_ASM_OP): Remove.
5027 (ASM_OUTPUT_IDENT): Remove.
5028 (SKIP_ASM_OP): Remove.
5029 (ASM_OUTPUT_SKIP): Remove.
5030 (ALIGN_ASM_OP): Remove.
5031 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
5032 (ASM_OUTPUT_CASE_LABEL): Remove.
5033 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
5034 (COMMON_ASM_OP): Remove.
5035 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
5036 (ASCII_DATA_ASM_OP): Remove.
5037 (READONLY_DATA_SECTION_ASM_OP): Remove.
5038 (INIT_SECTION_ASM_OP): Remove.
5039 (FINI_SECTION_ASM_OP): Remove.
5040 (ASM_SECTION_START_OP): Remove.
5041 (ASM_OUTPUT_SECTION_START_FILE): Remove.
5042 (TARGET_ASM_NAMED_SECTION): Remove.
5043 (TARGET_ASM_SELECT_SECTION): Remove.
5044 (MAKE_DECL_ONE_ONLY): Remove.
5045 (TYPE_ASM_OP): Remove.
5046 (SIZE_ASM_OP): Remove.
5047 (ASM_WEAKEN_LABEL): Remove.
5048 (TYPE_OPERAND_FMT): Remove.
5049 (ASM_DECLARE_RESULT): Remove.
5050 (ASM_DECLARE_OBJECT_NAME): Remove.
5051 (ASM_FINISH_DECLARE_OBJECT): Remove.
5052 (ELF_ASCII_ESCAPES): Remove.
5053 (ELF_STRING_LIMIT): Remove.
5054 (STRING_ASM_OP): Remove.
5055 (ASM_OUTPUT_EXTERNAL): Remove.
5056 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
5057 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
5059 (ASM_DECLARE_FUNCTION_NAME): Ditto.
5060 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
5061 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
5062 (ASM_OUTPUT_SKIP): Ditto.
5063 (READONLY_DATA_SECTION_ASM_OP): Remove.
5064 (USER_LABEL_PREFIX): Remove.
5065 (ASM_OUTPUT_ASCII): Remove.
5066 (ASM_OUTPUT_CASE_LABEL): Remove.
5067 (NO_DOLLAR_IN_LABEL): Undefine.
5069 2012-03-22 Richard Guenther <rguenther@suse.de>
5071 PR tree-optimization/52459
5072 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
5073 PHI insertion for calls.
5075 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
5077 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
5078 find_sets_in_insn, canonicalize_insn): Split out from ...
5079 (cse_insn): ... here.
5080 (invalidate_from_clobbers): Take an insn instead of the pattern.
5082 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
5085 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
5086 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
5087 * config/sh/sh.md (sindf2, cosdf2): Remove.
5089 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
5092 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
5093 prologue for unwinder and profiler.
5095 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
5097 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
5098 Introduce emul_name to select the right linker emulation for
5099 powerpc64-*-freebsd*.
5100 * configure: Regenerate.
5101 * config.gcc: Add bits to support powerpc64-*-freebsd*.
5102 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
5103 * config/rs6000/freebsd64.h: New file.
5104 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
5106 (rs6000_savres_strategy): Likewise.
5107 (rs6000_savres_routine_name): Likewise.
5108 (rs6000_elf_file_end): Likewise.
5109 * config/rs6000/t-freebsd64: New file.
5110 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
5111 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
5113 * config/rs6000/freebsd64.h: Remove duplicated entries from last
5115 * config/rs6000/t-freebsd64: Likewise.
5117 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
5119 PR rtl-optimization/52543
5121 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
5122 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
5123 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
5124 (avr_load_libgcc_p): Restrict to __flash loads.
5125 (avr_out_lpm): Only handle 1-byte loads from __flash.
5126 (avr_load_lpm): New function.
5127 (avr_find_unused_d_reg): Remove.
5128 (avr_out_lpm_no_lpmx): Remove.
5129 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
5130 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
5131 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
5132 (load_<mode>, load_<mode>_clobber): New insns.
5133 (mov<mode>): For multi-byte move from non-generic
5134 16-bit address spaces: Expand to load_<mode> resp.
5135 load_<mode>_clobber.
5136 (load<mode>_libgcc): Remove expander.
5137 (split-lpmx): Remove split.
5139 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
5141 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
5142 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
5143 All callers changed.
5144 (Fixed_core_reg): New feature.
5145 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
5147 * neon-testgen.ml: Handle Fixed_core_reg.
5149 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
5151 * config/arm/arm.c (thumb2_reorg): Add complete support
5152 for 16-bit instructions.
5153 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
5155 2012-03-21 Richard Guenther <rguenther@suse.de>
5157 PR tree-optimizer/52636
5158 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
5159 to the appropriate type.
5161 2012-03-21 Richard Guenther <rguenther@suse.de>
5163 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
5165 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
5166 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
5167 * passes.c (init_optimization_passes): Remove pass_init_function,
5168 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
5169 * tree-pass.h (pass_init_function): Remove.
5170 (pass_jump): Remove.
5171 (pass_initial_value_sets): Remove.
5172 (pass_unshare_all_rtl): Remove.
5173 * integrate.c (pass_initial_value_sets): Remove.
5174 * emit-rtl.c (pass_unshare_all_rtl): Remove.
5175 * tree.h (init_function_for_compilation): Remove.
5176 * function.c (init_function_for_compilation): Remove.
5177 (pass_init_function): Remove.
5178 * cfgcleanup.c (rest_of_handle_jump): Remove.
5179 (pass_jump): Remove.
5181 2012-03-20 Jason Merrill <jason@redhat.com>
5183 * tree-streamer-in.c (streamer_alloc_tree): Call
5184 ggc_alloc_zone_cleared_tree_node instead of
5185 ggc_alloc_zone_cleared_tree_node_stat.
5187 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
5189 * doc/extend.texi (Template Instantiation): Remove anachronisms.
5191 2012-03-20 Jakub Jelinek <jakub@redhat.com>
5194 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
5195 (ix86_expand_vec_perm_const_1): Call it.
5197 * config/i386/i386.c (vselect_insn): New variable.
5198 (init_vselect_insn): New function.
5199 (expand_vselect, expand_vselect_insn): Add testing_p argument.
5200 Call init_vselect_insn if vselect_insn is NULL. Adjust
5201 PATTERN (vselect_insn), instead of creating a new insn each time,
5202 only emit a copy of it if not testing and recog has been successful.
5203 (expand_vec_perm_pshufb, expand_vec_perm_1,
5204 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
5208 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
5209 ("enabled" attribute): Handle avx2 and noavx2 isas.
5210 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
5212 (vec_dup<mode>): Add avx2 =x,x alternative.
5213 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
5214 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
5215 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
5216 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
5218 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
5219 if possible, handle also V8SFmode.
5221 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
5223 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
5224 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
5225 reg_or_zero_operand predicate.
5226 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
5228 2012-03-20 Jakub Jelinek <jakub@redhat.com>
5230 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
5231 If operand isn't UNSPEC, return 0.
5233 2012-03-20 Richard Guenther <rguenther@suse.de>
5235 * tree-pass.h (pass_rtl_eh): Remove.
5236 * except.c (gate_handle_eh): Likewise.
5237 (rest_of_handle_eh): Likewise.
5238 (pass_rtl_eh): Likewise.
5239 (finish_eh_generation): Export.
5240 * except.h (finish_eh_generation): Declare.
5241 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
5242 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
5243 after expanding stack alignment. Instead of compacting blocks
5246 2012-03-20 Richard Guenther <rguenther@suse.de>
5248 * stor-layout.c (finish_bitfield_representative): Fallback
5249 to conservative maximum size if the padding up to the next
5250 field cannot be computed as a constant.
5251 (finish_bitfield_layout): If we cannot compute the distance
5252 between the start of the bitfield representative and the
5253 bitfield member start a new representative.
5254 * expr.c (get_bit_range): The distance between the start of
5255 the bitfield representative and the bitfield member is zero
5256 if the field offsets are not constants.
5258 2012-03-20 Tristan Gingold <gingold@adacore.com>
5260 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
5261 convert in lowercase.
5262 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
5263 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
5264 * stor-layout.c (sizetype_tab): Adjust.
5265 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
5266 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
5267 instead of type_kind_last.
5268 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
5269 instead of size_int_kind.
5270 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
5271 * doc/tm.texi: Regenerate.
5272 * defaults.h (SIZETYPE): Provide a default value.
5273 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
5276 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
5278 * config/sh/sh.md: Use braced string notation where applicable.
5280 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5282 * config/i386/i386.md (allocate_stack): Simplify.
5284 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5286 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
5287 copy_to_mode_reg (Pmode, ...).
5288 (expand_builtin_frame_address): Ditto.
5289 * expr.c (emit_block_move_via_libcall): Ditto.
5290 (set_storage_via_libcall): Ditto.
5292 * config/i386/i386.c (ix86_expand_movmem): Ditto.
5293 (ix86_expand_setmem): Ditto.
5294 (ix86_trampoline_init): DItto.
5295 * config/i386/i386.md (cmpstrnsi): Ditto.
5297 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
5299 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
5300 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
5301 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
5302 (SH Options): Likewise.
5304 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5306 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
5307 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
5308 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
5309 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
5310 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
5313 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5315 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
5316 * config/i386/i386.c (ix86_decompose_address): Use
5317 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
5318 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
5319 thread pointer to a register.
5322 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
5324 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
5325 if Pmode != word_mode.
5326 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
5327 Pmode == SImode for TARGET_X32.
5329 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
5330 (tls_initial_exec_x32): Likewise.
5332 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
5335 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
5336 DISP_ADDR_OFFSET): New macros.
5337 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
5338 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
5339 (sh_legitimize_address): Add QImode displacement handling.
5340 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
5342 (sh_secondary_reload): Add QImode displacement handling.
5343 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
5344 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
5345 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
5346 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
5347 to register operands only.
5348 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
5349 (extendqihi2): Change insn to expander.
5350 (*extendqihi2_compact_reg): New insn.
5351 (movqi_i, movqi): Replace with ...
5352 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
5353 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
5354 Add new peepholes for QImode displacement addressing.
5356 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
5359 * doc/invoke.texi: Document -Wuseless-cast.
5361 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
5363 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
5364 * tree.h (handled_component_p): Reorder cases.
5365 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
5366 not initialize unsignedp.
5367 (loc_list_from_tree): Likewise.
5368 (fortran_common): Likewise.
5369 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
5371 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5373 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
5374 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
5375 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
5376 (ix86_split_long_move): Ditto.
5377 (legitimize_tls_address): Use ix86_gen_sub3.
5378 (construct_plt_address): Assert that Pmode == DImode.
5380 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
5382 * config/i386/i386.md: Remove empty predicates and/or constraints.
5383 * config/i386/sync.md: Ditto.
5384 * config/i386/sse.md: Ditto.
5385 * config/i386/mmx.md: Ditto.
5386 * config/i386/pentium.md: Ditto.
5387 * config/i386/athlon.md: Ditto.
5389 2012-03-16 Richard Guenther <rguenther@suse.de>
5391 PR tree-optimization/52603
5392 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
5396 2012-03-14 Richard Guenther <rguenther@suse.de>
5398 PR tree-optimization/52571
5399 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
5400 flag_section_anchors check ...
5401 (vect_can_force_dr_alignment_p): ... here.
5403 2012-03-16 Martin Jambor <mjambor@suse.cz>
5405 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
5406 memory through MEM_REFs by calling extract_bit_field.
5408 2012-03-16 Richard Guenther <rguenther@suse.de>
5410 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
5411 and REFERENCE_TYPE interpretations.
5412 (can_native_interpret_type_p): New function.
5413 (fold_ternary_loc): Use native encode/interpret to fold
5414 BIT_FIELD_REFs of constants.
5416 2012-03-16 Richard Guenther <rguenther@suse.de>
5419 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
5420 of vector constants and constructors.
5422 2012-03-16 Richard Guenther <rguenther@suse.de>
5424 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
5425 VIEW_CONVERT_EXPR to convert constants.
5426 (vect_is_simple_use): Treat all constants as vec_constant_def.
5428 2012-03-16 Richard Guenther <rguenther@suse.de>
5429 Kai Tietz <ktietz@redhat.com>
5432 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
5433 side-effects completely in the pre-queue and use a temporary
5436 2012-03-16 Richard Guenther <rguenther@suse.de>
5438 * stor-layout.c (finish_bitfield_representative): Fall back
5439 to the conservative maximum size if we cannot compute the
5440 size of the tail padding.
5442 2012-03-16 Tristan Gingold <gingold@adacore.com>
5444 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
5445 __CRTL_VER and __VMS_VER.
5446 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
5447 and vms_c_get_vms_ver.
5448 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
5450 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
5451 (VMS_DEFAULT_VMS_VER): Define.
5452 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
5453 (VMS_DEFAULT_VMS_VER): Define.
5455 2012-03-16 Richard Guenther <rguenther@suse.de>
5457 * tree-vect-loop.c (get_initial_def_for_induction): Use
5458 build_constructor directly.
5459 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
5460 build_vector_from_val.
5461 * tree.c (build_vector_from_val): Avoid creating a constructor
5462 first when we want a constant vector.
5464 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5466 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
5468 2012-03-16 Richard Guenther <rguenther@suse.de>
5470 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
5471 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
5472 (struct tree_vector): Remove elements member, add variable size
5474 (build_vector_stat): Declare.
5475 (build_vector): Define in terms of build_vector_stat.
5476 * tree.c (build_vector): Rename to ...
5477 (build_vector_stat): ... this. Take array of trees as parameter.
5478 (build_vector_from_ctor): Adjust.
5479 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
5480 initializer_zerop): Adjust.
5481 * cfgexpand.c (expand_debug_expr): Likewise.
5482 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
5483 const_vector_from_tree): Likewise.
5484 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
5485 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
5486 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
5487 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
5488 (lto_input_ts_vector_tree_pointers): Adjust.
5489 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
5490 (write_ts_vector_tree_pointers): Adjust.
5491 * varasm.c (const_hash_1, compare_constant, copy_constant,
5492 output_constant): Adjust.
5493 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
5494 * print-tree.c (print_node): Adjust.
5495 * tree-pretty-print.c (dump_generic_node): Adjust.
5496 * tree-vect-generic.c (uniform_vector_p, vector_element,
5497 lower_vec_perm): Adjust.
5498 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
5499 * tree-vect-slp.c (vect_get_constant_vectors,
5500 vect_transform_slp_perm_load): Adjust.
5501 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
5502 * expmed.c (make_tree): Adjust.
5503 * config/i386/i386.c (ix86_expand_builtin): Adjust.
5504 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
5506 (sparc_fold_builtin): Adjust.
5508 2012-03-16 Tristan Gingold <gingold@adacore.com>
5510 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
5511 * config/vms/vms-stdint.h: New file.
5513 2012-03-16 Tristan Gingold <gingold@adacore.com>
5515 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
5516 (ia64-hp-*vms*): Replaced by ...
5517 (*-*-*vms*): ... This new entry.
5519 2012-03-15 Jakub Jelinek <jakub@redhat.com>
5522 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
5523 (ix86_expand_vec_perm_const_1): Use it.
5526 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
5527 (avx2_permv4df): Remove.
5528 (avx2_permv4di): Macroize into...
5529 (avx2_perm<mode>): ... this using VI8F_256 iterator.
5530 (avx2_permv4di_1): Macroize into...
5531 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
5533 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
5535 * combine.c (apply_distributive_law): Do not distribute SUBREG.
5537 2012-03-15 Ira Rosen <irar@il.ibm.com>
5538 Ulrich Weigand <ulrich.weigand@linaro.org>
5540 * tree-vect-patterns.c (widened_name_p): Rename to ...
5541 (type_conversion_p): ... this. Add new argument to determine
5542 if it's a promotion or demotion operation. Check for
5543 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
5544 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
5546 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
5547 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
5549 (vect_recog_mixed_size_cond_pattern): Likewise and allow
5550 non-constant then and else clauses.
5552 2012-03-15 Ira Rosen <irar@il.ibm.com>
5553 Ulrich Weigand <ulrich.weigand@linaro.org>
5555 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
5556 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
5558 * tree-vect-patterns.c (widened_name_p): Pass basic block
5559 info to vect_is_simple_use.
5560 (vect_recog_dot_prod_pattern): Fail for basic blocks.
5561 (vect_recog_widen_sum_pattern): Likewise.
5562 (vect_handle_widen_op_by_const): Support basic blocks.
5563 (vect_operation_fits_smaller_type,
5564 vect_recog_over_widening_pattern): Likewise.
5565 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
5566 Update call to vect_is_simple_use.
5567 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
5569 (check_bool_pattern): Add an argument, update call to
5570 vect_is_simple_use and the recursive calls.
5571 (vect_recog_bool_pattern): Update relevant function calls.
5573 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
5574 (vect_pattern_recog_1): Check for reduction only in loops.
5575 (vect_pattern_recog): Add new argument. Support basic blocks.
5576 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
5577 info to vect_is_simple_use_1.
5578 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
5579 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
5581 2012-03-15 Jakub Jelinek <jakub@redhat.com>
5582 Andrew Pinski <apinski@cavium.com>
5585 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
5586 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
5587 calls instead of __builtin_ir{int,ound}*.
5589 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5591 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
5594 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5596 * config.gcc (target_type_format_char): New. Document it. Set it for
5598 * configure.ac (gnu_unique_option): Use target_type_format_char
5599 in test. Comment rationale.
5600 * configure: Regenerate .
5602 2012-03-15 Jakub Jelinek <jakub@redhat.com>
5604 PR tree-optimization/52267
5605 * tree-vrp.c (masked_increment): New function.
5606 (register_edge_assert_for_2): Derive ASSERT_EXPRs
5607 from (X & CST1) cmp CST2 tests.
5609 2012-03-15 Richard Guenther <rguenther@suse.de>
5612 * tree-data-ref.c (subscript_dependence_tester_1): Check
5613 all dimensions for non-conflicting access functions.
5615 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
5618 * doc/invoke.texi [C++ Language Options]: Document
5619 -ftemplate-backtrace-limit.
5621 2012-03-15 Tristan Gingold <gingold@adacore.com>
5623 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
5626 2012-03-15 Tristan Gingold <gingold@adacore.com>
5628 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
5629 use DW_OP_call_frame_cfa.
5631 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
5634 * config/i386/i386-opts.h (pmode): New.
5636 * config/i386/i386.c (ix86_option_override_internal): Properly
5637 check and set ix86_pmode.
5639 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
5641 * config/i386/i386.opt (maddress-mode=): New.
5643 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
5645 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5647 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
5648 (dwarf2out_do_cfi_asm): Likewise.
5649 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
5651 (add_data_member_location_attribute): Likewise.
5652 (gen_array_type_die): Likewise.
5653 (gen_subprogram_die): Likewise.
5654 (gen_producer_string): Likewise.
5655 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
5656 Remove MIPS_DEBUGGING_INFO handling.
5657 (sdb_debug_hooks): Likewise.
5658 (sdbout_begin_block): Likewise.
5659 (sdbout_end_block): Likewise.
5660 (sdbout_begin_prologue): Likewise.
5661 (sdbout_start_source_file): Likewise.
5662 (sdbout_end_source_file): Likewise.
5663 (sdbout_init): Likewise.
5664 * system.h (MIPS_DEBUGGING_INFO): Poison.
5666 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5668 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
5669 (alpha_file_start) [MS_STAMP]: Remove.
5671 * config/alpha/elf.h (TARGET_GAS): Remove.
5672 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
5673 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
5674 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
5675 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
5676 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
5677 (alpha*-*-freebsd*): Likewise.
5678 (alpha*-*-netbsd*): Likewise.
5679 (alpha*-*-openbsd*): Likewise.
5680 (alpha*-*-*): Remove target_cpu_default2.
5681 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
5683 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
5684 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
5685 * config/alpha/alpha.c (print_operand): Always assume
5686 TARGET_AS_SLASH_BEFORE_SUFFIX.
5687 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
5688 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
5689 ("*builtin_setjmp_receiver_er_1"): Remove.
5690 * config/alpha/alpha.opt (malpha-as): Remove.
5692 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
5694 Remove DEC Unix reference.
5696 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
5697 (EXTENDED_COFF): Remove.
5698 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
5699 (EXTENDED_COFF): Don't undef.
5700 * config/alpha/alpha.c (alpha_file_start): Always assume
5702 Don't set targetm.asm_file_start_file_directive.
5703 [!OBJECT_FORMAT_ELF]: Remove.
5704 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
5706 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
5707 (DBX_DEBUGGING_INFO): Remove.
5708 (MIPS_DEBUGGING_INFO): Remove.
5709 (PREFERRED_DEBUGGING_TYPE): Remove.
5710 (DBX_OUTPUT_SOURCE_LINE): Remove.
5711 (SDB_OUTPUT_SOURCE_LINE): Remove.
5712 (DBX_CONTIN_LENGTH): Remove.
5713 (NO_DBX_FUNCTION_END): Remove.
5714 (ASM_STABS_OP): Remove.
5715 (ASM_STABN_OP): Remove.
5716 (ASM_STABD_OP): Remove.
5717 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
5718 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
5719 (PUT_SDB_DEF): Remove.
5720 (PUT_SDB_PLAIN_DEF): Remove.
5721 (PUT_SDB_TYPE): Remove.
5722 (sdb_label_count): Remove.
5723 (PUT_SDB_BLOCK_START): Remove.
5724 (PUT_SDB_BLOCK_END): Remove.
5725 (PUT_SDB_FUNCTION_START): Remove.
5726 (PUT_SDB_FUNCTION_END): Remove.
5727 (PUT_SDB_EPILOGUE_END): Remove.
5728 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
5729 (MIPS_DEBUGGING_INFO): Don't undef.
5730 (DBX_DEBUGGING_INFO): Don't undef.
5731 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
5732 (MIPS_DEBUGGING_INFO): Don't undef.
5733 (DBX_DEBUGGING_INFO): Don't undef.
5734 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
5735 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
5737 (alpha_start_function): Likewise.
5738 (sdb_label_count): Remove.
5739 (alpha_output_filename): Remove DBX_DEBUG handling.
5740 (alpha_file_start): Likewise.
5742 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5744 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
5745 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
5746 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
5748 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
5749 (ld_tls_support): Remove Solaris 8 references.
5750 (lwp_dir, lwp_spec): Remove support for alternate thread library.
5751 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
5752 * configure: Regenerate.
5753 * config.in: Regenerate.
5755 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
5756 * config/i386/sol2.h: Remove Solaris 8 references.
5758 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
5759 (i?86-*-solaris2.9): ... this.
5760 Remove Solaris 8 references.
5761 (Specific, *-*-solaris2*): Document Solaris 8 removal.
5762 Remove Solaris 8 references.
5764 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5766 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
5767 (mips-sgi-irix6.5*): Remove.
5768 * config.host (mips-sgi-irix*): Remove.
5769 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
5770 (set_have_as_tls): Remove *-*-irix6*.
5771 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
5772 * configure: Regenerate.
5774 * config/mips/iris6.h: Remove.
5775 * config/mips/iris6.opt: Remove.
5776 * config/mips/t-irix6: Remove.
5778 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
5779 (TARGET_IRIX6): Remove.
5780 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
5781 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
5782 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
5784 (mips_file_start): Likewise.
5785 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
5787 * config/mips/driver-native.c [__sgi__]: Remove.
5788 (host_detect_local_cpu) [__sgi__]: Remove.
5790 * config/mips/gnu-user.h: Remove iris5.h reference.
5792 * config/mips/mips-modes.def: Remove IRIX 6 reference.
5793 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
5794 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
5797 * gcc.c (main): Move asm_debug initialization ...
5798 (asm_debug): ... here.
5800 * ginclude/stddef.h (__STDDEF_H__): Don't define.
5802 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
5803 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
5804 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
5805 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
5806 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
5807 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
5809 * doc/tm.texi: Regenerate.
5811 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
5813 (MIPS Options, -march): Remove IRIX reference.
5814 * doc/install.texi (Binaries, SGI IRIX): Remove.
5815 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
5817 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
5819 2012-03-14 Martin Jambor <mjambor@suse.cz>
5821 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
5822 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
5823 (expand_expr_real_1): Do not handle misalignment if modifier is
5826 2012-03-14 Richard Guenther <rguenther@suse.de>
5829 * tree-vect-generic.c (type_for_widest_vector_mode): Take
5830 element type instead of mode, use build_vector_type_for_mode
5831 instead of the langhook, build a vector of proper signedness.
5832 (expand_vector_operations_1): Adjust.
5834 2012-03-14 Richard Guenther <rguenther@suse.de>
5837 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
5838 a cgraph node for a FUNCTION_DECL that comes from a constructor.
5839 (gimple_get_virt_method_for_binfo): Likewise.
5841 2012-03-14 Richard Guenther <rguenther@suse.de>
5843 PR tree-optimization/52571
5844 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
5845 flag_section_anchors check ...
5846 (vect_can_force_dr_alignment_p): ... here. Do not re-align
5847 DECL_COMMON variables.
5849 2012-03-14 Richard Guenther <rguenther@suse.de>
5851 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
5852 * stor-layout.c (start_bitfield_representative): New function.
5853 (finish_bitfield_representative): Likewise.
5854 (finish_bitfield_layout): Likewise.
5855 (finish_record_layout): Call finish_bitfield_layout.
5856 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
5857 for QUAL_UNION_TYPE fields.
5858 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5859 Stream DECL_BIT_FIELD_REPRESENTATIVE.
5860 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5865 * expr.c (get_bit_range): Unconditionally extract bitrange
5866 from DECL_BIT_FIELD_REPRESENTATIVE.
5867 (expand_assignment): Adjust call to get_bit_range.
5869 2012-03-14 Richard Guenther <rguenther@suse.de>
5872 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
5873 the outermost conversion is a sign-change only.
5874 (fold_binary_loc): Disregard widening and sign-changing
5875 conversions when we determine if two variables are equal
5877 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
5878 (T1)x if the outermost conversion is a sign-change only.
5880 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
5883 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
5885 * config/i386/predicates.md (constant_call_address_operand): Declare
5886 as special predicate. Update all uses.
5888 2012-03-13 Jakub Jelinek <jakub@redhat.com>
5891 * c-parser.c (c_parser_postfix_expression)
5892 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
5894 * config/i386/smmintrin.h: Avoid /* within a comment.
5895 * config/i386/nmmintrin.h: Likewise.
5897 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5899 * config/i386/i386.md (xbegin): Remove constraint from expander.
5901 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5903 * config/i386/predicates.md (constant_call_address_operand): Declare
5904 as special predicate. Update all uses.
5905 * config/i386/i386.md: Remove mode from constant_call_address_operand
5907 * config/i386/i386.c (ix86_output_call_insn): Call
5908 constant_call_address_operand with VOIDmode.
5910 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5912 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
5913 AND zero extended address correctly.
5915 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5917 * config/i386/predicates.md (tls_symbolic_operand): Declare as
5919 (tls_modbase_operand): Ditto.
5920 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
5921 tls_modbase_operand predicates.
5923 2012-03-13 Martin Jambor <mjambor@suse.cz>
5925 * expr.c (expand_assignment): Handle misaligned scalar writes to
5926 memory through top-level MEM_REFs by calling store_bit_field.
5928 2012-03-13 Richard Guenther <rguenther@suse.de>
5931 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
5932 if Y is a constant multiple of 1 << CST.
5934 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
5937 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
5938 offset (size) to a value the insns can deal with.
5939 (expand_epilogue): Ditto.
5941 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5943 * config/arm/neon.ml (ops): Fixup expected instructions for
5944 unsigned vector compares.
5946 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5948 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
5949 addresses only when %reg is not in word mode.
5951 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5953 * config/microblaze/microblaze.md: Fix typo.
5954 * tree-if-conv.c: Likewise.
5955 * tree-vect-patterns.c: Likewise.
5957 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5959 * config.gcc (extra_passes): Remove.
5960 * configure.ac (extra_passes): Don't substitute.
5961 * configure: Regenerate.
5962 * Makefile.in (EXTRA_PASSES): Remove.
5963 (GCC_PASSES): Remove $(EXTRA_PASSES).
5964 (MOSTLYCLEANFILES): Likewise.
5966 (install-common): Likewise.
5968 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5970 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
5971 * config/i386/i386.c (ix86_decompose_address): Use
5972 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
5973 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
5974 thread pointer to a register.
5976 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
5978 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
5979 on tls_symbolic_operand.
5980 (tls_global_dynamic_64_<mode>): Likewise.
5982 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
5985 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
5986 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
5988 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
5991 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
5992 type from reg_class_t to enum reg_class.
5993 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
5995 2012-03-12 Andrew Pinski <apinski@cavium.com>
5997 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
5998 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
5999 (value_replacement): Likewise.
6000 (empty_block_p): Check also if the PHIs for the block are empty.
6002 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
6005 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
6006 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
6007 r184615 from 2012-02-28.
6009 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
6011 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
6012 (ix86_gen_tls_local_dynamic_base_64): Likewise.
6013 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
6014 and ix86_gen_tls_local_dynamic_base_64.
6015 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
6016 ix86_gen_tls_local_dynamic_base_64.
6018 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
6019 (*tls_global_dynamic_64_<mode>): This.
6020 (tls_global_dynamic_64): Renamed to ...
6021 (tls_global_dynamic_64_<mode>): This.
6022 (*tls_local_dynamic_base_64): Renamed to ...
6023 (*tls_local_dynamic_base_64_<mode>): This.
6024 (tls_local_dynamic_base_64): Renamed to ...
6025 (tls_local_dynamic_base_64_<mode>): This.
6027 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
6029 * config/i386/i386.c (ix86_option_override_internal): Properly
6030 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
6031 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
6032 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
6033 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
6035 * config/i386/sse.md (sse3_monitor64): Renamed to ...
6036 (sse3_monitor64_<mode>): This.
6038 2012-03-12 Tristan Gingold <gingold@adacore.com>
6040 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
6041 (ia64_function_arg_advance): Ditto.
6043 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6045 * config.gcc (mips*-*-openbsd*): Remove.
6046 * config/mips/openbsd.h: Remove.
6047 * config/mips/sdb.h: Remove.
6049 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
6050 * config/mips/mips.c (sdb_label_count): Remove.
6051 (mips_debugger_offset): Remove #if 0 code.
6052 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
6053 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
6055 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6057 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
6059 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
6060 Update binutils references.
6061 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
6062 Update binutils reference.
6063 Update Sun as/GNU ld caveat.
6064 Document binutils largefile requirement for LTO plugin.
6065 Remove reference to alternate libpthread.
6067 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6069 * config.gcc (alpha*-dec-osf5.1*): Remove.
6070 * config.host (alpha*-dec-osf*): Remove.
6071 * configure.ac (*-*-osf*): Remove.
6072 (alpha*-dec-osf*): Remove.
6073 * configure: Regenerate.
6075 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
6076 config/alpha/va_list.h, config/alpha/x-osf: Remove.
6078 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
6079 * config/alpha/alpha.c (struct machine_function): Update comment.
6080 (alpha_start_function): Remove Tru64 UNIX as handling for
6082 * config/alpha/alpha.md ("exception_receiver"): Remove
6083 TARGET_LD_BUGGY_LDGP.
6084 ("*exception_receiver_2"): Likewise.
6085 * except.c (finish_eh_generation): Remove Tru64 reference.
6086 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
6087 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
6088 * target.def (handle_pragma_extern_prefix): Remove.
6090 * Makefile.in (mips-tfile.o-warn): Remove.
6091 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
6092 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
6093 * mips-tdump.c, mips-tfile.c: Remove.
6095 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
6097 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
6098 (Specific, alpha*-dec-osf5.1): Note removal.
6099 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
6101 * doc/tm.texi: Regenerate.
6102 * doc/trouble.texi (Cross-Compiler Problems): Remove.
6104 2012-03-12 Richard Guenther <rguenther@suse.de>
6106 * config/arm/arm.c (neon_dereference_pointer): Do not call
6107 covert during RTL expansion.
6109 2012-03-12 Tristan Gingold <gingold@adacore.com>
6111 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
6112 Options. Mention -mpointer-size.
6114 2012-03-12 Richard Guenther <rguenther@suse.de>
6116 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
6117 build_nonstandard_integer_type.
6119 2012-03-12 Richard Guenther <rguenther@suse.de>
6121 * tree.c (signed_or_unsigned_type_for): Use
6122 build_nonstandard_integer_type.
6123 (signed_type_for): Adjust documentation.
6124 (unsigned_type_for): Likewise.
6125 * tree-pretty-print.c (dump_generic_node): Use standard names
6126 for non-standard integer types if available.
6128 2012-03-12 Tristan Gingold <gingold@adacore.com>
6130 * config/vms/vms.opt: Add vms-opts.h header.
6131 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
6133 (-mvms-return-codes): Document.
6134 (-mpointer-size): New option.
6135 (vms_pointer_size): Add enumeration.
6136 * config/vms/vms-opts.h: New file.
6137 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
6138 __INITIAL_POINTER_SIZE.
6139 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
6140 (C_COMMON_OVERRIDE_OPTIONS): Define.
6141 (DWARF2_ADDR_SIZE): Define.
6142 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
6143 * config/vms/vms-protos.h (vms_c_common_override_options):
6145 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
6146 if -mno-pointer-size.
6147 (vms_c_common_override_options): New function.
6148 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
6149 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
6150 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
6151 and flag_vms_pointer_size.
6152 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
6153 * config.gcc (*-*-*vms*): Define xm_file.
6154 (alpha*-dec-*vms*): Do not define xm_file.
6155 (alpha64-dec-*vms*): Remove.
6156 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
6159 2012-03-12 Jakub Jelinek <jakub@redhat.com>
6161 PR tree-optimization/51721
6162 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
6163 if (int) unsvar cmp CST.
6165 2012-03-12 Richard Guenther <rguenther@suse.de>
6167 * tree-sra.c (create_access_replacement): Only rename the replacement
6168 if we can rewrite it into SSA form. Properly mark register typed
6169 replacements that we cannot rewrite with TREE_ADDRESSABLE.
6170 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
6171 for aggregate or BLKmode results.
6173 2012-03-12 Jakub Jelinek <jakub@redhat.com>
6175 PR tree-optimization/52533
6176 * tree-vrp.c (register_edge_assert_for_2): Use double_int
6177 type for mask, only handle shifts by non-zero in-range
6178 shift count, for LE_EXPR and GT_EXPR if new_val is
6179 maximum, don't add the assertion.
6181 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
6183 * doc/invoke.texi: Document -mrtm option.
6184 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
6185 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
6186 (ix86_handle_option): Handle OPT_mrtm.
6187 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
6189 (x86_64-*-*): Ditto.
6190 * i386-builtin-types.def (INT_FTYPE_VOID): New.
6191 * config/i386/i386-c.c (ix86_target_macros_internal): Define
6193 (ix86_target_string): Define -mrtm option.
6195 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
6197 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
6198 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
6200 (bdesc_special_args): Ditto.
6201 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
6202 (ix86_expand_special_args_builtin): Handle new built-in type.
6203 (ix86_expand_builtin): Handle XABORT instruction.
6204 * config/i386/i386.h (TARGET_RTM): New.
6205 * config/i386/i386.md (UNSPECV_XBEGIN): New.
6206 (UNSPECV_XEND): Ditto.
6207 (UNSPECV_XABORT): Ditto.
6208 (UNSPECV_XTEST): Ditto.
6215 * config/i386/i386.opt (mrtm): New.
6216 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
6217 * config/i386/rtmintrin.h: New header.
6218 * config/i386/xtestintrin.h: Ditto.
6220 2012-03-12 Tristan Gingold <gingold@adacore.com>
6222 * ginclude/stddef.h: Adjust previous patch.
6223 Use __VMS__ instead of VMS.
6225 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
6227 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
6228 Also convert sequences with CC setting arithmetic instruction.
6230 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
6232 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
6233 from C Language Options to Preprocessor Options.
6234 (C Dialect Options): Move -no-integrated-cpp documentation
6236 (Preprocessor Options): ...to here. Rewrite the description
6237 so it makes more sense, and remove discussion of merging front ends.
6239 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6241 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
6243 (ix86_expand_setmem): Likewise.
6245 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
6247 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
6250 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6252 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
6253 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
6255 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6257 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
6259 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6261 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
6264 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6265 Uros Bizjak <ubizjak@gmail.com>
6267 * config/i386/predicates.md (call_insn_operand): Allow
6268 constant_call_address_operand in Pmode only.
6269 (sibcall_insn_operand): Ditto.
6270 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
6271 (*call_vzeroupper): Ditto.
6273 (*sibcall_vzeroupper): Ditto.
6274 (*call_value): Ditto.
6275 (*call_value_vzeroupper): Ditto.
6276 (*sibcall_value): Ditto.
6277 (*sibcall_value_vzeroupper): Ditto.
6278 (*indirect_jump): Ditto.
6279 (*tablejump_1): Ditto.
6280 (indirect_jump): Convert memory address to word mode for TARGET_X32.
6282 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
6285 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
6288 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
6289 Use movrt_negc instead of negc pattern for non-SH2A.
6291 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
6293 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
6295 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
6296 if Pmode != word_mode.
6297 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
6298 Pmode == SImode for TARGET_X32.
6300 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
6301 (tls_initial_exec_x32): Likewise.
6303 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
6305 PR rtl-optimization/52528
6306 * combine.c (can_combine_p): Add setting of subst_low_luid
6307 before call to expand_field_assignment().
6309 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
6311 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
6312 and related program names.
6314 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
6316 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
6318 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
6321 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
6322 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
6324 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
6325 (*movdi_internal_rex64): Use %E operand modifier for lea.
6326 (*movsi_internal): Ditto.
6328 (*lea<mode>_2): Ditto.
6329 (*lea_{3,4,5,6}_zext): Ditto.
6330 (*tls_global_dynamic_32_gnu): Ditto.
6331 (*tls_global_dynamic_64): Ditto.
6332 (*tls_dynamic_gnu2_lea_32): Ditto.
6333 (*tls_dynamic_gnu2_lea_64): Ditto.
6334 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
6336 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
6338 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
6339 redefine to be NULL if the current bit-size is different from the
6340 configured bit-size.
6342 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
6343 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
6344 set the default tuning. Add asserts to make sure the cpu and tune
6345 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
6346 test whether the index is set, instead of > 0.
6347 (rs6000_file_start): Do not reset the default cpu if the current
6348 bit-size is different from the configured bit-size.
6350 2012-03-09 Tristan Gingold <gingold@adacore.com>
6352 * config/vms/vms-crtlmap.map: Add comments.
6353 Add entries needed to build Ada RTS.
6355 2012-03-09 Tristan Gingold <gingold@adacore.com>
6357 * ginclude/stddef.h: Do not define __size_t on VMS.
6359 2012-03-09 Tristan Gingold <gingold@adacore.com>
6361 * c-tree.h (c_default_pointer_mode): New variable.
6362 * c-decl.c (c_default_pointer_mode): New variable.
6363 (c_build_pointer_type): New function.
6364 (grokdeclarator): Call c_build_pointer_type instead
6365 of build_pointer_type.
6367 * config/vms/vms-c.c: Include c-tree.h
6368 (saved_pointer_mode): New variable.
6369 (handle_pragma_pointer_size): New function.
6370 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
6371 (vms_c_register_pragma): Register __pointer_size and
6372 __required_pointer_size pragmas.
6374 2012-03-09 Tristan Gingold <gingold@adacore.com>
6376 * config/vms/vms-c.c (vms_construct_include_filename): New function.
6377 (vms_c_register_includes): Reference it.
6379 2012-03-09 Andrew Pinski <apinski@cavium.com>
6382 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
6384 (tree_ssa_phiopt_worker): Go through all the PHIs for
6385 value_replacement instead of just the singleton one.
6386 (value_replacement): Change return type to int. Return 0 instead of
6388 Allow the middle basic block to contain more than just the defining
6390 Handle non empty middle basic blocks.
6391 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
6393 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
6395 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
6396 array reference and component reference.
6397 (analyze_scalar_evolution_for_address_of): New.
6399 2012-03-08 Jie Zhang <jzhang918@gmail.com>
6402 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
6403 (hwloop_pattern_reg): Fix set but not used warning.
6404 (bfin_reorg_loops): Remove unused parameter.
6405 (bfin_reorg): Update use of bfin_reorg_loops.
6407 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
6409 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
6410 with integer parameters in registers.
6411 (gen_push): Push register in word_mode instead of Pmode.
6412 (ix86_emit_save_regs): Likewise.
6413 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
6414 (gen_pop): Pop register in word_mode instead of Pmode.
6415 (ix86_emit_restore_regs_using_pop): Likewise.
6416 (ix86_expand_prologue): Replace Pmode with word_mode for push
6417 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
6418 restore RAX and R10 in word_mode.
6419 (ix86_emit_restore_regs_using_mov): Restore integer registers
6421 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
6423 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
6424 (ix86_split_long_move): Likewise.
6426 * config/i386/i386.md (W): New.
6427 (*push<mode>2_prologue): Replace :P with :W.
6428 (*pop<mode>1): Likewise.
6429 (*pop<mode>1_epilogue): Likewise.
6430 (push/pop peephole2): Use word_mode scratch registers.
6432 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
6434 * config/i386/predicates.md (indirect_branch_operand): Simplify.
6436 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
6438 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
6439 for constants in [-63,63].
6441 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
6445 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
6447 * config/i386/i386.c (ix86_print_operand_address): Only handle
6448 zero-extended DImode addresses.
6450 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6452 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
6453 * configure: Regenerate.
6455 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
6458 * config/avr/avr.c (avr_mem_clobber): New static function.
6459 (avr_expand_delay_cycles): Add memory clobber operand to
6460 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
6461 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
6462 (enable_interrupt, disable_interrupt): New expander.
6463 (nopv, sleep, wdr): New expanders.
6464 (delay_cycles_1): Add memory clobber.
6465 (delay_cycles_2): Add memory clobber.
6466 (delay_cycles_3): Add memory clobber.
6467 (delay_cycles_4): Add memory clobber.
6468 (cli_sei): New insn from former "enable_interrupt",
6469 "disable_interrupt" with memory clobber.
6470 (*wdt): New insn from former "wdt" with memory clobber.
6471 (*nopv): Similar, but for "nopv".
6472 (*sleep): Similar, but for "sleep".
6474 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
6475 Kaz Kojima <kkojima@gcc.gnu.org>
6478 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
6479 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
6480 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6482 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
6484 * config/i386/predicates.md (x86_64_zext_general_operand): New.
6485 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
6486 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
6488 2012-03-07 Walter Lee <walt@tilera.com>
6490 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
6491 REG_CFA_* notes for the stack pointer.
6492 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
6493 EH_RETURN_STACKADJ_RTX.
6494 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
6495 generate REG_CFA_* notes for the stack pointer.
6496 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
6497 by EH_RETURN_STACKADJ_RTX.
6499 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6501 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
6502 when __AVR_3_BYTE_PC__ is defined.
6504 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
6506 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
6507 (ix86_print_operand): Handle '^'.
6508 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
6509 using P mode iterator. Add %^ to asm template to conditionally emit
6511 (*rep_movdi_rex64): Ditto.
6512 (*strsetdi_rex_1): Ditto.
6513 (*rep_stosdi_rex64): Ditto.
6514 (*strmov{si,hi,qi}_1): Add %^ to asm template to
6515 conditionally emit addr32 prefix.
6516 (*rep_mov{si,qi}): Ditto.
6517 (*strset{si,hi,qi}): Ditto.
6518 (*rep_stos{si,qi}): Ditto.
6519 (*cmpstrnqi_nz_1): Ditto.
6520 (*cmpstrnqi_1): Ditto.
6521 (*strlenqi_1): Ditto.
6523 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
6525 * config/i386/i386.c (function_value_64): Return pointers in
6526 word_mode instead of Pmode.
6527 (ix86_promote_function_mode): Likewise.
6529 2012-03-07 Richard Guenther <rguenther@suse.de>
6531 * coverage.c (get_gcov_type): Use type_for_mode.
6532 (get_gcov_unsigned_t): Likewise.
6533 * expr.c (store_constructor): Use type_for_mode.
6534 (try_casesi): Likewise.
6535 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
6536 (add_standard_iv_candidates): Use standard type trees.
6537 * dojump.c (do_jump): Remove dead code.
6539 2012-03-07 Richard Guenther <rguenther@suse.de>
6541 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
6543 2012-03-07 Richard Guenther <rguenther@suse.de>
6545 * convert.c (strip_float_extensions): Move ...
6546 * tree.c (strip_float_extensions): ... here.
6548 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6551 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
6553 2012-03-07 Richard Guenther <rguenther@suse.de>
6555 * omp-low.c (extract_omp_for_data): Use signed_type_for.
6556 (expand_omp_for_generic): Likewise.
6557 (expand_omp_for_static_nochunk): Likewise.
6558 (expand_omp_for_static_chunk): Likewise.
6559 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
6560 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
6561 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
6562 Use unsigned_type_for.
6563 (vect_create_cond_for_align_checks): Use signed_type_for.
6565 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
6567 PR rtl-optimization/52203
6568 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
6569 all callers to pass NULL except ...
6570 (reset_sched_cycles_in_current_ebb): ... here, save the value
6571 in new variable 'empty'. Increase issue_rate only for
6574 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
6577 * Makefile.in: Let install-gcc-ar depend on installdirs,
6578 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
6579 Don't double canonicalize if cross-compiling.
6581 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6584 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
6585 to: RAMPZ, RAMPY, RAMPX, RAMPD.
6586 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
6588 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6591 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
6593 * config/avr/avr.md (xload_8): Adjust insn length.
6595 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6598 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
6599 if RAMPZ affects reading from RAM.
6601 2012-03-07 Richard Guenther <rguenther@suse.de>
6605 * doc/invoke.texi (Precompiled Headers): Remove sentence that
6606 suggests you can include PCHs from inside another header.
6608 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
6611 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
6613 2012-03-07 Kai Tietz <ktietz@redhat.com>
6615 * doc/invoke.texi (fwritable-relocated-rdata): Document
6616 new Cygwin/MinGW target option.
6617 * config/i386/winnt.c (i386_pe_unique_section): Ignore
6618 reloc if flag -fwritable-relocated-rdata is not set.
6619 (i386_pe_section_type_flags): Likewise.
6620 * config/i386/cygming.opt (fwritable-relocated-rdata):
6621 Add new flag variable flag_writable_rel_rdata.
6623 2012-03-07 Richard Guenther <rguenther@suse.de>
6625 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
6626 precision against gimple constraints.
6628 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
6631 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
6633 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
6634 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
6636 (init_emit_regs): Move associated initialization to...
6637 (init_emit_once): ...here.
6639 2012-03-06 Richard Henderson <rth@redhat.com>
6641 * config/m68k/m68k.h (ISA_HAS_TAS): New.
6642 * config/m68k/sync.md (atomic_test_and_set): Use it.
6643 (atomic_test_and_set_1): Likewise.
6645 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
6648 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
6649 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
6650 (vector_ltgt<mode>): Likewise.
6651 (vector_ordered<mode>): Likewise.
6652 (vector_unordered<mode>): Likewise.
6653 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
6655 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
6657 * trans-mem.c: New typedef for tm_region_p.
6658 Define vector types for tm_region_p.
6659 (tm_region_init): Replace region_worklist to a vector called
6662 2012-03-06 Richard Guenther <rguenther@suse.de>
6664 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
6665 MEM_REF with constant pointer operand.
6667 2012-03-06 Richard Guenther <rguenther@suse.de>
6670 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
6672 2012-03-06 Tristan Gingold <gingold@adacore.com>
6674 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
6675 (external_model_kind): Improve documentation.
6676 (vms_pragma_extern_model): Handle relaxed_redef.
6677 (vms_c_register_pragma): Allow expansion for nomember_alignment.
6679 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
6681 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
6682 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
6683 Some more notes on EIND usage and reorder EIND subsection.
6685 2012-03-06 Tristan Gingold <gingold@adacore.com>
6687 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
6688 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
6690 2012-03-06 Tristan Gingold <gingold@adacore.com>
6692 * config/vms/t-vmsnative (version): Define.
6693 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
6695 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
6697 PR rtl-optimization/52250
6698 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
6699 to put note list into. Unconditionally call move_bb_info.
6700 (move_bb_info): Do not assert the blocks being in the same region,
6701 just drop the note list if they are not.
6703 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
6706 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
6707 and use unified expansion logic.
6708 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
6709 closer to the existing movt insn.
6710 (negc): Rename insn to *negc. Add new expander.
6711 (movnegt): Use xor pattern for T bit negation. Reserve helper
6712 constant for negc pattern.
6713 (*movnegt): New insn and splitter.
6715 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
6717 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
6720 2012-03-05 Richard Henderson <rth@redhat.com>
6722 * genemit.c (main): Include "target.h" in insn-emit.c.
6723 * Makefile.in (insn-emit.o): Depend on TARGET_H.
6724 * config/sh/sync.md (atomic_test_and_set): Reference
6725 targetm.atomic_test_and_set_trueval instead of
6726 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
6728 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
6730 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
6733 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
6735 * langhooks.c (add_builtin_type): New function.
6736 * langhooks.h (add_builtin_type): Export it.
6737 * config/mep/mep.c (mep_init_builtins): Use it.
6738 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
6740 2012-03-05 Jakub Jelinek <jakub@redhat.com>
6743 * tree.h (BLOCK_SAME_RANGE): Define.
6744 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
6745 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
6746 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
6747 isn't equal to supercontext fragment's fragment chain.
6748 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
6750 (blocks_nreverse_all): Likewise.
6751 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
6752 BLOCK_SUPERCONTEXT to supercontext fragment instead of
6753 supercontext fragment's fragment origin.
6754 * dwarf2out.c (add_high_low_attributes): If stmt has the same
6755 range as its parent (or parents thereof etc.), use the parent's
6756 DW_AT_ranges value instead of creating a new .debug_ranges range.
6758 2012-03-05 Richard Henderson <rth@redhat.com>
6761 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
6762 * omp-low.c (expand_omp_atomic): Assume anything aligned to
6763 BIGGEST_ALIGNMENT is aligned.
6765 2012-03-05 Richard Henderson <rth@redhat.com>
6767 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
6768 * config/sh/sh.c: ... here.
6770 2012-03-05 Richard Henderson <rth@redhat.com>
6773 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
6774 instead of calling negqi2 directly.
6776 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
6779 * trans-mem.c (tm_region_init): Use last_basic_block.
6781 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
6783 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
6784 * config/sh/sync.md (atomic_test_and_set): New expander.
6785 (tasb, atomic_test_and_set_soft): New insns.
6786 * config/sh/sh.opt (menable-tas): New option.
6787 * doc/invoke.texi (SH Options): Document it.
6789 2012-03-05 Richard Guenther <rguenther@suse.de>
6791 * cfgloop.c (verify_loop_structure): Verify dominators before
6793 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
6794 dominators from here.
6795 * graphite-scop-detection.c (create_sese_edges): Likewise.
6796 * loop-doloop.c (doloop_optimize_loops): Likewise.
6797 * loop-init.c (loop_optimizer_init): Likewise.
6798 * loop-unroll.c (unroll_and_peel_loops): Likewise.
6799 * loop-unswitch.c (unswitch_loops): Likewise.
6800 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
6801 * tree-parloops.c (parallelize_loops): Likewise. Verify
6802 only when checking is enabled.
6803 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
6805 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
6807 * genautomata.c (parse_automata_opt): New static function.
6808 (initiate_automaton_gen): Remove all option handling code. Remove
6809 argc argument. All callers changed.
6810 (main): Call init_rtx_reader_args_cb with the new function as argument.
6812 2012-03-05 Richard Guenther <rguenther@suse.de>
6814 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
6815 * tree-if-conv.c (combine_blocks): Free post-dominator info
6817 * tree-parloops.c (create_parallel_loop): Free and re-compute
6818 dominator info after breaking it.
6820 2012-03-05 Richard Guenther <rguenther@suse.de>
6823 * optabs.h (trapv_unoptab_p): New function.
6824 (trapv_binoptab_p): Likewise.
6825 * optabs.c (expand_binop): Use emit_libcall_block_1 with
6826 a proper equiv_may_trap argument.
6827 (expand_unop): Likewise.
6828 (emit_libcall_block_1): Take extra argument whether the
6829 instruction may trap. Renamed from ...
6830 (emit_libcall_block): ... this. New wrapper.
6832 2012-03-05 Jakub Jelinek <jakub@redhat.com>
6834 PR tree-optimization/51721
6835 * tree-vrp.c (register_edge_assert_for_2): If comparing
6836 lhs of right shift by constant with an integer constant,
6837 add ASSERT_EXPRs for the rhs1 of the right shift.
6839 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
6841 2012-03-05 Richard Guenther <rguenther@suse.de>
6843 * tree.c (integer_zerop): Handle VECTOR_CSTs.
6844 (integer_onep): Likewise.
6845 (integer_all_onesp): Likewise.
6847 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
6849 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
6851 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
6853 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
6854 instead of TARGET_64BIT.
6856 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
6858 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
6861 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
6863 * config/i386/i386.c (ix86_print_operand_address): Only handle
6864 zero-extended DImode addresses.
6866 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
6868 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
6869 taken and cputaken as bool.
6871 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
6873 * config/i386/constraints.md (Ya): New internal constraint.
6874 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
6875 (*zero_extendsidi2_rex64): Add x,x alternative.
6876 (*zero_extendsidi2): Ditto. Add o,0 alternative.
6877 Remove flags reg clobber. Adjust corresponding splits.
6878 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
6879 zero_extendqisi2 expanders using SWI12 mode iterator.
6880 (zero_extend<mode>si2_and): Macroize insn from
6881 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
6883 (*zero_extend<mode>si2): Macroize insn from
6884 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
6885 (*zero_extend*2_movzbl_and): Remove insn patterns.
6886 (zero_extendqihi2_and): Merge corresponding splitter.
6887 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
6888 (*zero_extend*2_movzbl_and): Remove insn patterns.
6889 (*anddi_1): Split TYPE_IMOVX instructions.
6890 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
6892 (and->zext splitter): Add splitter pattern.
6893 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
6895 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
6897 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
6899 (Debugging Options): Likewise.
6900 (Optimize Options): Likewise.
6901 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
6902 with other architectures. Use official processor names with correct
6903 spelling/capitalization. Fix formatting and grammar issues.
6904 (i386 and x86-64 Windows Options): Similar cleanup here.
6906 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
6908 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
6910 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
6912 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
6913 DBX_REGISTER_NUMBER.
6915 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
6917 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
6918 operand is CONST_INT. Take COSTS_N_INSNS into account.
6919 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
6922 2012-03-02 Richard Henderson <rth@redhat.com>
6924 * optabs.c (expand_atomic_test_and_set): Honor
6925 atomic_test_and_set_trueval even when atomic_test_and_set
6926 optab is not in use.
6928 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
6932 * config/sh/sh.c (sh_register_move_cost): Increase cost between
6933 GENERAL_REGS and FP_REGS for SImode.
6935 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
6938 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
6939 (absdi2): New expander.
6940 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
6942 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
6944 * config/sh/sync.md (atomic_exchange<mode>): New expander.
6945 (atomic_exchange<mode>_soft): New insn.
6947 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
6949 * config/sh/sync.md: Update copyright notice dates.
6950 (atomic_compare_and_swap<mode>): Use SImode for return value instead
6952 (atomic_compare_and_swap<mode>_soft): Likewise.
6954 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
6957 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
6958 * config/sh/sh.c: Update copyright notice dates.
6959 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
6960 alignment for TARGET_HARD_SH4.
6961 (sh_option_override): Reduce default function alignment. Set
6962 loop alignment to 4 bytes when not optimizing for size.
6964 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
6967 * doc/invoke.texi (floop-flatten): Remove.
6968 * toplev.c (process_options): Remove references to flag_loop_flatten.
6969 * tree-ssa-loop.c (gate_graphite_transform): Same.
6970 * common.opt (floop-flatten): Obsolete.
6971 * graphite-poly.c (apply_poly_transforms): Remove reference to
6973 * Makefile.in (graphite-flattening.o): Remove.
6974 * graphite-flattening.c: Remove.
6976 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
6978 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
6979 having mode compatible with the mode of previous compare. Substitute
6980 compare mode of previous compare with the mode, compatible
6981 with eliminated and previous compare.
6983 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
6985 * config/rs6000/dfp.md (floatdidd2): New define_insn.
6987 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
6989 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
6990 compatible with CCGOCmode and CCGCmode.
6992 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
6994 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
6996 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
6998 * config/arm/arm.c (arm_sat_operator_match): New function.
6999 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
7000 * config/arm/arm.md ("insn" attribute): Add "sat" value.
7001 ("SAT", "SATrev"): New code iterators.
7002 ("SATlo", "SAThi"): New code iterator attributes.
7003 ("*satsi_<SAT:code>"): New pattern.
7004 ("*satsi_<SAT:code>_shift"): Likewise.
7005 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
7006 and "shift" attributes.
7007 ("arm_usatsihi"): Add "insn" attribute.
7008 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
7009 by powers of two. Do not allow shift by 32.
7011 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
7014 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
7015 to pass the argument in the register of "natural" mode.
7017 2012-03-02 Richard Guenther <rguenther@suse.de>
7019 PR tree-optimization/52406
7020 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
7021 (struct indices): Add unconstrained_base member.
7022 (struct dr_alias): Remove unused vops member.
7023 (DR_UNCONSTRAINED_BASE): New define.
7024 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
7025 add indices to allow their disambiguation. Make DR_BASE_OBJECT
7026 be an artificial access that covers the whole indexed object,
7027 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
7028 plain decl base-objects to their MEM_REF variant.
7029 (dr_may_alias_p): When the base-object of either data reference
7030 has unknown size use only points-to information.
7031 (compute_affine_dependence): Make dumps easier to read and
7033 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
7034 DR_REF when looking for packed references.
7035 (vect_supportable_dr_alignment): Likewise.
7037 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
7039 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
7040 Improve conditions for peepholes of loads followed by commutative
7042 * config/arm/ldmstm.md: Regenerated.
7044 2012-03-02 Richard Guenther <rguenther@suse.de>
7046 * BASE-VER: Set to 4.8.0.
7048 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
7050 * config.gcc (obsolete): Add all ARM targets using the FPA.
7051 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
7052 * doc/install.texi: Avoid references to obsolete ARM ports.
7054 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
7056 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
7058 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
7059 Joern Rennecke <joern.rennecke@embecosm.com>
7061 * doc/extend.texi: Expand and update information on interrupt
7062 attribute for Epiphany.
7064 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
7066 * config/sh/sh-protos.h: Update copyright notice dates.
7067 * config/sh/sh.h: Likewise.
7068 * config/sh/sh.md: Likewise.
7069 * config/sh/constraints.md: Likewise.
7070 * config/sh/predicates.md: Likewise.
7072 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
7074 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
7075 * config/sh/sh.c (tertiary_reload_operand): Likewise.
7077 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
7079 * config/sh/constraints.md: Fix comment typo.
7081 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7084 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
7085 unsigned HOST_WIDE_INT.
7086 (zvdep_imm64): Likewise.
7087 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
7088 (vdepi_and): Likewise.
7089 Likewise for unamed 64-bit patterns.
7090 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
7092 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
7095 PR rtl-optimization/52417
7096 * cselib.c (cselib_any_perm_equivs): New variable.
7097 (cselib_reset_table): Check that it's not set when not
7098 preserving constants.
7099 (cselib_add_permanent_equiv): Set it.
7100 (cselib_have_permanent_equivalences): New.
7101 (cselib_init, cselib_finish): Reset it.
7102 * cselib.h (cselib_have_permanent_equivalences): Declare.
7103 * alias.c (get_addr): Restore earlier behavior when there
7104 aren't permanent equivalences.
7106 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
7108 * config/mn10300/mn10300-modes.def: Fix copyright notice.
7109 * config/v850/v850-modes.def: Fix copyright notice.
7111 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
7113 * doc/extend.texi (AVR Built-in Functions): Document
7114 __builtin_avr_flash_segment.
7116 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
7117 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
7118 (*split.flash_segment): New insn-and-split.
7119 * config/avr/avr.c (avr_init_builtins): Add local variables:
7120 const_memx_void_node, const_memx_ptr_type_node,
7121 char_ftype_const_memx_ptr.
7123 2012-03-01 Jakub Jelinek <jakub@redhat.com>
7125 PR tree-optimization/52445
7126 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
7127 add ssa_name_ver, offset and size fields and change store field
7129 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
7130 (add_or_mark_expr): Likewise. Only consider previous stores
7131 with the same size and offset.
7132 (nt_init_block): Only look at gimple_assign_single_p stmts,
7133 doesn't look at rhs2.
7135 2012-03-01 Richard Guenther <rguenther@suse.de>
7138 * tree-cfg.c (verify_gimple_assign_unary): Allow any
7139 conversions from integral types to pointer types.
7141 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
7143 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
7144 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
7145 unintentionally removed in r184616.
7147 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7149 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
7152 2012-02-29 Jakub Jelinek <jakub@redhat.com>
7153 Uros Bizjak <ubizjak@gmail.com>
7156 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
7157 alternatives, add "e" constraint to the new last alternative
7158 and ! to last 3 alternatives.
7160 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
7162 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
7163 DW_AT_artificial attributes at the end of the processing.
7164 (gen_array_type_die): Likewise.
7165 (gen_enumeration_type_die): Likewise.
7166 (gen_struct_or_union_type_die): Likewise.
7167 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
7170 2012-02-29 Jakub Jelinek <jakub@redhat.com>
7173 * expr.c (expand_assignment): If doing misaligned store that doesn't
7174 cover all mode bits, perform a RMW cycle.
7176 PR tree-optimization/52429
7177 * tree-parloops.c (separate_decls_in_region_debug): Return early
7178 if var is LABEL_DECL.
7180 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7182 PR tree-optimization/52424
7183 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
7184 calling dom_thread_across_edge.
7186 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7188 * config/avr/avr.c: Move definition of TARGET macros to end of file.
7190 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7192 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
7193 * config/avr/avr.c (avr_output_bld): Remove unused function.
7194 (avr_out_sbxx_branch): Use "%T" to print bit position.
7196 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7198 * config/avr/avr.md: Untabify.
7200 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7202 * config/avr/avr.md (eqne): New code iterator.
7203 (*dec-and-branchsi): Use it in text peephole's condition.
7204 (*dec-and-branchhi): Ditto.
7205 (*dec-and-branchqi): Ditto.
7207 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7210 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
7211 the device does not have the skip-bug.
7213 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
7215 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
7216 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
7217 -mpretend-cmove): New.
7219 2012-02-29 Jakub Jelinek <jakub@redhat.com>
7222 * df.h (struct df_d): Adjust comment that hard_regs_live_count
7223 doesn't count DEBUG_INSN refs.
7224 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
7225 for DEBUG_INSN refs.
7227 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7231 2012-02-20 Richard Guenther <rguenther@suse.de>
7232 PR tree-optimization/52298
7233 * tree-vect-stmts.c (vectorizable_load): Properly use
7234 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
7236 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
7239 * gimple.h (gimple_in_transaction): New.
7240 (gimple_set_in_transaction): New.
7241 (struct gimple_statement_base): Add in_transaction field.
7242 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
7244 (tree_ssa_lim_initialize): Compute transaction bits.
7245 * tree.h (compute_transaction_bits): Protoize.
7246 * trans-mem.c (tm_region_init): Use the heap to store BB
7248 (compute_transaction_bits): New.
7250 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7252 * gcc.c (display_help): Document --help=common and sort entries
7255 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7257 * doc/install.texi: Document check-$LANG specific shortcuts
7259 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7262 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
7264 * config/arm/arm_neon.h: Regenerate.
7265 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
7266 (neon_vcgeu): New insn.
7267 (neon_vcgtu): Likewise.
7268 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
7269 (ops): Unsigned comparison intrinsics call a different builtin.
7271 2012-02-28 Richard Guenther <rguenther@suse.de>
7274 * config/i386/i386.c (ix86_expand_vector_set): Fix element
7275 ordering for the VEC_CONCAT for two element vectors for
7276 V2SFmode, V2SImode and V2DImode.
7278 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
7281 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
7282 detecting big-endian triplets.
7284 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
7286 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
7287 mode if there is no type information available.
7289 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
7291 PR tree-optimization/53207
7292 * doc/invoke.texi: Document as experimental and relying on graphite.
7294 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7296 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
7297 of initializer to changes from r184614.
7299 2012-02-28 Richard Guenther <rguenther@suse.de>
7301 PR tree-optimization/52395
7302 * tree-sra.c (build_ref_for_offset): Also look at the base
7303 TYPE_ALIGN when figuring out the alignment of the replacement.
7305 2012-02-28 Richard Guenther <rguenther@suse.de>
7307 PR tree-optimization/52402
7308 * ipa-prop.c (ipa_modify_call_arguments): Properly use
7309 mis-aligned types when creating the accesses at the call site.
7311 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7313 * config/avr/builtins.def: New file.
7314 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
7315 * config/avr/avr.c (enum avr_builtin_id): Use it.
7316 (avr_init_builtins): Use it. And use avr_bdesc.
7317 (bdesc_1arg): Remove.
7318 (bdesc_2arg): Remove.
7319 (bdesc_3arg): Remove.
7320 (struct avr_builtin_description): Add field n_args.
7321 (avr_bdesc): New static variable using builtins.def.
7322 (avr_expand_builtin): Use it.
7323 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
7324 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
7325 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
7327 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7330 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
7331 match only one single hard register with respective hard reg rtx.
7332 (movmemx_<mode>): Ditto.
7333 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
7334 insn anatomy of movmem[x]_<mode>.
7335 (avr_out_movmem): Same for printing assembler and operand usage.
7337 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7341 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
7342 address spaces located outside of device flash.
7344 * config/avr/avr.h (base_arch_s): Remove field n_segments.
7345 (mcu_type_s): Add field n_flash.
7346 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
7347 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
7348 (AVR_MCU): Add N_FLASH argument.
7349 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
7350 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
7351 macro __FLASH<n> if that address space makes sense for the device.
7352 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
7353 outside of target flash.
7354 (avr_asm_named_section): Ditto.
7355 (avr_asm_select_section): Ditto.
7356 (avr_addr_space_convert): Ditto.
7357 (avr_emit_movmemhi): Ditto.
7358 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
7359 address space is outside of device flash.
7360 (avr_insert_attributes): Ditto.
7361 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
7362 avr_current_arch->n_segments.
7364 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
7367 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
7368 (*movabs<mode>_2): Likewise.
7370 2012-02-27 Jakub Jelinek <jakub@redhat.com>
7373 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
7374 s_register_operand in the test instead of REG_P. Don't call
7375 gen_reg_rtx if it won't be used.
7377 PR tree-optimization/52376
7378 * ipa-split.c (split_function): Ignore CLOBBER stmts.
7380 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
7382 * ifcvt.c (noce_get_condition): Check condition variable is not
7383 small_register_classes_for_mode_p before accepting.
7385 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
7387 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
7389 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7392 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7393 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7395 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7397 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
7399 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
7401 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
7403 * config/sh/predicates.md: Remove blank lines.
7404 * config/sh/sh.c: Fix typos in comments.
7405 * config/sh/constraints.md: Likewise.
7406 * config/sh/sh.md: Remove blank lines.
7407 Fix typos in comments. Use ;; as comment characters.
7409 2012-02-26 Walter Lee <walt@tilera.com>
7411 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
7412 (replace_mov_pcrel_step2): Ditto.
7414 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
7417 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
7418 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
7419 and locs that reference values newer than the non-canonical value
7420 at hand. Return the canonical value as a worst case.
7421 (memrefs_conflict_p): Walk canonical value's locs.
7424 * cselib.c (preserve_only_constants): Rename to...
7425 (preserve_constants_and_equivs): ... this. Split out...
7426 (invariant_or_equiv_p): ... this. Preserve plus expressions
7427 of other preserved expressions too.
7428 (cselib_reset_table): Adjust.
7429 * var-tracking.c (reverse_op): Use canonical value to build
7432 2012-02-23 Kai Tietz <ktietz@redhat.com>
7434 * config/i386/i386.c (ix86_delegitimize_address): Handle
7435 UNSPEC_PCREL plus displacement.
7437 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
7440 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
7441 to test for unusedness in st X addressing.
7443 2012-02-24 Richard Guenther <rguenther@suse.de>
7446 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
7447 (is_gimple_reg_type): Move inline ...
7448 * gimple.h (is_gimple_reg_type): ... here.
7450 2012-02-24 Richard Guenther <rguenther@suse.de>
7453 * passes.c (execute_function_todo): When verifying SSA form
7454 verify gimple form first.
7455 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
7457 2012-02-24 Richard Guenther <rguenther@suse.de>
7460 * fold-const.c (fold_addr_of_array_ref_difference): New function.
7461 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
7463 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7465 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
7467 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7469 * tree-phinodes.c (make_phi_node): Mark static.
7470 * tree-flow.h (make_phi_node): Remove extern decl.
7471 * doc/gimple.texi (make_phi_node): Remove documentation.
7473 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7475 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
7476 * tree-ssa-sccvn.c (print_scc): Ditto.
7478 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7480 * doc/passes.texi (Full redundancy elimination): Fix typo.
7482 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7484 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
7486 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
7489 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
7491 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
7494 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
7496 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
7498 * config/avr/avr.md (code_stdname): Add ior, xor.
7499 (xior): New code iterator.
7500 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
7501 (*<code_stdname><mode>qi.byte1-3): Ditto.
7503 2012-02-23 Jakub Jelinek <jakub@redhat.com>
7505 PR tree-optimization/52019
7506 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
7509 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7511 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
7512 HAVE_INITFINI_ARRAY to work around namespace pollution in
7513 certain versions of newlib system headers.
7514 * config.in: Regenerate.
7515 * configure: Regenerate.
7516 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
7517 instead of HAVE_INITFINI_ARRAY.
7519 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
7522 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
7523 is not offsettable memory reference.
7525 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
7528 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
7529 setting avr_need_clear_bss_p for __gnu_lto* symbols.
7531 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
7533 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
7534 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
7536 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7538 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
7539 library on Solaris 8 even without TLS support.
7540 * configure: Regenerate.
7542 2012-02-22 Richard Guenther <rguenther@suse.de>
7545 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
7546 for GIMPLE_DEBUG stmts.
7548 2012-02-22 Martin Jambor <mjambor@suse.cz>
7551 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
7552 according to the base object.
7554 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
7556 PR rtl-optimization/50063
7557 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
7558 and 2 (8-bit SP) in operand 2.
7559 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
7560 setup to use movhi_sp_r instead of vanilla move to write SP.
7561 Adjust REG_CFA notes to superseed unspec.
7562 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
7564 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
7565 known to be off) only with TARGET_NO_INTERRUPTS. Never use
7566 irq_state 1 (IRQ known to be on) here.
7568 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
7570 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
7572 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
7573 assign_hard_reg): Likewise.
7575 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
7577 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
7579 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
7582 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
7583 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
7585 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
7587 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
7588 prototype from here to...
7589 * config/avr/avr.h: ...here.
7591 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
7594 * thumb2.md (thumb2_shiftsi3_short): Split register and
7595 immediate shifts. For register shifts tie operands 0 and 1.
7596 (peephole2 for above): Check that register-controlled shifts
7597 have suitably tied operands.
7599 2012-02-21 Quentin Neill <quentin.neill@amd.com>
7602 * config/i386/bdver1.md (bdver1_call, bdver1_push,
7603 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
7604 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
7605 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
7606 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
7607 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
7608 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
7609 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
7610 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
7611 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
7612 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
7613 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
7614 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
7615 bdver1_ssevector_avx256_unaligned_load,
7616 bdver1_ssevector_sse128_unaligned_load,
7617 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
7618 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
7619 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
7620 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
7621 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
7622 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
7623 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
7624 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
7625 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
7626 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
7627 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
7628 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
7629 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
7630 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
7631 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
7632 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
7633 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
7634 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
7635 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
7636 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
7637 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
7638 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
7639 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
7640 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
7641 bdver1_ssediv_double_load, bdver1_ssediv_double,
7642 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
7643 Add "bdver2" attribute.
7645 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7647 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
7648 default if possible and not specified otherwise.
7650 2012-02-21 Richard Guenther <rguenther@suse.de>
7653 * gimplify.c (create_tmp_from_val): Use the main variant type
7654 for the type of the temporary we create.
7656 2012-02-21 Richard Guenther <rguenther@suse.de>
7658 PR tree-optimization/52324
7659 * gimplify.c (gimplify_expr): When re-gimplifying expressions
7660 do not gimplify a MEM_REF address operand if it is already
7663 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7665 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
7666 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
7668 2012-02-21 Richard Guenther <rguenther@suse.de>
7670 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
7671 nested_in_vect_loop.
7673 2012-02-21 Jakub Jelinek <jakub@redhat.com>
7675 PR tree-optimization/52318
7676 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
7677 vdef also to non-pure/const call stmts in the sequence.
7679 2012-02-21 Tristan Gingold <gingold@adacore.com>
7681 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
7683 2012-02-20 David S. Miller <davem@davemloft.net>
7685 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
7686 don't use the "rd %pc" instruction on v9 for PIC register loads.
7688 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
7691 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
7692 in a transaction safe function.
7694 2012-02-20 Kai Tietz <ktietz@redhat.com>
7697 * stor-layout.c (place_field): Handle desired_align for
7700 2012-02-20 Richard Guenther <rguenther@suse.de>
7702 PR tree-optimization/52298
7703 * tree-vect-stmts.c (vectorizable_store): Properly use
7704 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
7706 (vectorizable_load): Likewise.
7707 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
7708 Access DR_STEP after ensuring it is not NULL.
7710 2012-02-20 Jakub Jelinek <jakub@redhat.com>
7712 PR tree-optimization/52286
7713 * fold-const.c (fold_binary_loc): For (X & C1) | C2
7714 optimization use double_int_to_tree instead of build_int_cst_wide,
7715 rewrite to use double_int vars.
7717 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7720 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
7722 Remove -e 0 from $gcc_cv_ld invocation.
7723 Only use __GLIBC_PREREQ if defined.
7724 Enable on Solaris since Solaris 8 patch.
7725 (gcc_SUN_LD_VERSION): New macro.
7726 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
7727 gcc_SUN_LD_VERSION for version number format.
7728 * configure: Regenerate.
7729 * varasm.c (get_elf_initfini_array_priority_section): Set
7730 SECTION_NOTYPE for non-default priority.
7731 Use get_section instead of get_unnamed_section to emit
7732 .init_array/.fini_array with default priority.
7734 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
7736 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
7737 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
7738 (mips_start_unique_function, mips_output_mips16_rdhwr)
7739 (mips_code_end): New functions.
7740 (TARGET_ASM_CODE_END): Define.
7742 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
7744 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
7745 to stubs with non-sibling calls.
7747 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
7749 * doc/invoke.texi (-fira-* options): Copy-edit.
7750 (ira-* parameters): Copy-edit.
7752 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
7754 * doc/invoke.texi: Minor copy-edits to bring into conformance with
7755 GCC coding conventions.
7757 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
7759 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
7760 when used as adjectives.
7762 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
7764 * doc/invoke.texi: Clean up "that"/"which" confusion.
7766 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
7768 * system.h: Poison SMALL_REGISTER_CLASSES
7769 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
7770 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
7772 2012-02-16 Jakub Jelinek <jakub@redhat.com>
7774 PR tree-optimization/52285
7775 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
7776 when deciding if a call is a tail call or tail recursion.
7778 2012-02-16 Kai Tietz <ktietz@redhat.com>
7780 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
7781 interger-constant displacement for UNSPEC_PCREL.
7783 2012-02-16 Jakub Jelinek <jakub@redhat.com>
7785 PR rtl-optimization/52208
7786 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
7787 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
7789 PR tree-optimization/52255
7790 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
7791 loop->header has virtual PHI, but exit_e->dest doesn't, add
7792 virtual PHI to exit_e->dest and adjust all uses after the loop.
7795 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
7796 children with clone_tree_hash, not after it.
7798 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
7800 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
7801 extended identifiers.
7803 2012-02-16 Jakub Jelinek <jakub@redhat.com>
7806 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
7807 a same_body_alias, also test whether e->callee isn't a former
7808 or current clone of the decl this is a same body alias of.
7810 PR translation/52264
7811 * cgraphunit.c (verify_cgraph_node): Fix a typo.
7813 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
7815 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
7817 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
7820 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
7821 force_reg instead of copy_to_reg for better optimization. Force
7822 non-register or memory operands into a register.
7824 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
7826 * extend.texi: Reserve upper bits of memory model for future use.
7828 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
7829 Anatoly Sokolov <aesok@post.ru>
7830 Eric Weddington <eric.weddington@atmel.com>
7833 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
7834 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
7835 Rewrite initializers for .macro.
7836 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
7837 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
7838 atxmega32d4, atxmega32x1.
7839 avrxmega4: atxmega64a3, atxmega64d3.
7840 avrxmega5: atxmega64a1, atxmega64a1u.
7841 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
7842 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
7843 avrxmega7: atxmega128a1, atxmega128a1u.
7844 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
7845 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
7846 (struct base_arch_s): Rename reserved to xmega_p.
7847 Rename reserved2 to have_rampd.
7848 (AVR_XMEGA): New define.
7849 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
7850 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
7851 * config/avr/predicates.md (io_address_operand): Take into
7853 (low_io_address_operand): Ditto.
7854 (high_io_address_operand): Ditto.
7855 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
7856 (enabled, movhi_sp_r): Use them.
7857 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
7858 cpp_define_formatted to built-in define __AVR_ARCH__.
7859 (__AVR_XMEGA__): New built-in define.
7860 (__AVR_HAVE_RAMPD__): New built-in define.
7861 (__AVR_HAVE_RAMPX__): New built-in define.
7862 (__AVR_HAVE_RAMPY__): New built-in define.
7863 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
7865 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
7866 (avr_option_override): Initialize them.
7867 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
7868 (avr_init_expanders): Initialize them. No more block several calls.
7869 (emit_push_sfr): New static function.
7870 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
7872 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
7873 (avr_print_operand): Print addreeses as symbols for
7874 RAMPX, RAMPY, RAMPD, CCP.
7875 (output_movhi): Handle AVR_XMEGA when writing to SP.
7876 (avr_out_movhi_mr_r_xmega): New static function.
7877 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
7878 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
7879 __RAMPD__, __CCP__ as needed.
7881 * config/avr/multilib.h: Regenerate.
7882 * config/avr/t-multilib: Regenerate.
7883 * config/avr/avr-tables.opt: Regenerate.
7885 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
7887 PR tree-optimization/50561
7888 * graphite-flattening.c (lst_project_loop): Do not
7889 remove old scattering dimensions after flattening.
7890 (lst_do_flatten): Likewise.
7892 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
7894 * doc/extend.texi (AVR Built-in Functions): Remove doc for
7895 __builtin_avr_map8, __builtin_avr_map16.
7896 Document __builtin_avr_insert_bits.
7898 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
7899 (insert_bits): New insn.
7900 (adjust_len.map_bits): Rename to insert_bits.
7901 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
7902 * avr-protos.h (avr_out_map_bits): Remove.
7903 (avr_out_insert_bits, avr_has_nibble_0xf): New.
7904 * config/avr/constraints.md (Cxf,C0f): New.
7905 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
7906 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
7907 New built-in define __BUILTIN_AVR_INSERT_BITS.
7908 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
7909 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
7910 (avr_move_bits): Rewrite.
7911 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
7913 (avr_map_op_t): New typedef.
7914 (avr_map_op): New static variable.
7915 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
7916 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
7917 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
7918 (bdesc_3arg, avr_expand_triop_builtin): New.
7919 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
7920 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
7921 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
7922 (avr_map_equal_p, avr_map_sig_p): Remove.
7923 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
7924 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
7925 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
7926 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
7927 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
7928 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
7930 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
7932 * config/c6x/c6x.md (reserve_cycles): New attribute.
7933 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
7934 don't reserve functional units after the branch occurs.
7936 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
7939 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
7940 functions into non-tm_pure functions.
7942 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
7945 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
7946 (iterative_hash_canonical_type): Likewise.
7947 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
7950 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
7952 * haifa-sched.c (prune_ready_list): Ensure that if there is a
7953 sched-group insn, it either remains alone or the entire list is pruned.
7955 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
7957 * doc/install.texi (Prerequisites): Fix grammar.
7958 (Configuration): Likewise.
7960 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
7962 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
7963 MPC as part of GCC before describing configuring with --with-gmp etc.
7964 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
7965 sources are present.
7967 2012-02-14 Jakub Jelinek <jakub@redhat.com>
7970 * dwarf2out.c (clone_tree_hash): New function.
7971 (copy_decls_walk): Use it instead of clone_tree.
7973 2012-02-14 Richard Guenther <rguenther@suse.de>
7975 PR tree-optimization/52244
7976 PR tree-optimization/51528
7977 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
7978 replacements for integral types.
7980 2012-02-14 Walter Lee <walt@tilera.com>
7982 * config.gcc: Handle tilegx and tilepro.
7983 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
7985 Add HAVE_AS_TLS check for tilegx and tilepro.
7986 * configure: Regenerate.
7987 * doc/contrib.texi: Add Mat Hostetter and self.
7988 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
7989 Document instruction intrinsics and network accessing intrinsics.
7990 (TILEPro Built-in Functions): New node. Document instruction
7991 intrinsics and network accessing intrinsics.
7992 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
7993 (Specific, tilepro-*-linux*): Likewise.
7994 * doc/invoke.texi (TILE-Gx Options): New section.
7995 (TILEPro Options): New section.
7996 * doc/md.texi (TILE-Gx): New section.
7997 (TILEPro): New section.
7998 * common/config/tilegx/tilegx-common.c: New file.
7999 * common/config/tilepro/tilepro-common.c: New file.
8000 * config/tilegx/constraints.md: New file.
8001 * config/tilegx/linux.h: New file.
8002 * config/tilegx/mul-tables.c: New file.
8003 * config/tilegx/predicates.md: New file.
8004 * config/tilegx/sync.md: New file.
8005 * config/tilegx/t-tilegx: New file.
8006 * config/tilegx/tilegx-builtins.h: New file.
8007 * config/tilegx/tilegx-c.c: New file.
8008 * config/tilegx/tilegx-generic.md: New file.
8009 * config/tilegx/tilegx-modes.def: New file.
8010 * config/tilegx/tilegx-multiply.h: New file.
8011 * config/tilegx/tilegx-protos.h: New file.
8012 * config/tilegx/tilegx.c: New file.
8013 * config/tilegx/tilegx.h: New file.
8014 * config/tilegx/tilegx.md: New file.
8015 * config/tilegx/tilegx.opt: New file.
8016 * config/tilepro/constraints.md: New file.
8017 * config/tilepro/gen-mul-tables.cc: New file.
8018 * config/tilepro/linux.h: New file.
8019 * config/tilepro/mul-tables.c: New file.
8020 * config/tilepro/predicates.md: New file.
8021 * config/tilepro/t-tilepro: New file.
8022 * config/tilepro/tilepro-builtins.h: New file.
8023 * config/tilepro/tilepro-c.c: New file.
8024 * config/tilepro/tilepro-generic.md: New file.
8025 * config/tilepro/tilepro-modes.def: New file.
8026 * config/tilepro/tilepro-multiply.h: New file.
8027 * config/tilepro/tilepro-protos.h: New file.
8028 * config/tilepro/tilepro.c: New file.
8029 * config/tilepro/tilepro.h: New file.
8030 * config/tilepro/tilepro.md: New file.
8031 * config/tilepro/tilepro.opt: New file.
8033 2012-02-14 Jakub Jelinek <jakub@redhat.com>
8035 PR tree-optimization/52210
8036 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
8037 vect_model_simple_cost with two entry vect_def_type array instead
8038 of an address of dt.
8040 2012-02-14 Richard Guenther <rguenther@suse.de>
8043 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
8044 Do not stream DECL_QUALIFIER.
8045 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
8046 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
8047 (find_decls_types_r): Do not walk DECL_QUALIFIER.
8049 2012-02-14 Jakub Jelinek <jakub@redhat.com>
8052 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
8055 2012-02-13 Jakub Jelinek <jakub@redhat.com>
8058 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
8059 * cselib.c (cselib_subst_to_values_from_insn): New function.
8060 * sched-deps.c (add_insn_mem_dependence,
8061 sched_analyze_1, sched_analyze_2): Use it.
8063 2012-02-13 Jan Hubicka <jh@suse.cz>
8066 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
8068 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
8070 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
8071 (GTM_SELF_SPECS): Define if not already defined.
8072 (driver_self_specs): Add GTM_SELF_SPECS.
8073 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
8074 (GTM_SELF_SPECS): Define.
8075 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
8076 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
8078 2012-02-13 Jakub Jelinek <jakub@redhat.com>
8080 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
8083 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
8086 * omp-low.c (expand_omp_for): If a static schedule without chunk size
8087 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
8089 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
8092 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
8094 2012-02-13 Richard Guenther <rguenther@suse.de>
8096 PR translation/52211
8097 * passes.c (enable_disable_pass): Fix typo.
8099 2012-02-13 Jakub Jelinek <jakub@redhat.com>
8102 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
8103 XOR for reduce_bit_field if type is unsigned.
8105 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
8107 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
8108 disallow changes from SFmode to mode with different size in FP regs.
8110 2012-02-12 Robert Millan <rmh@gnu.org>
8111 Gerald Pfeifer <gerald@pfeifer.com>
8113 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
8116 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
8118 PR rtl-optimization/52175
8119 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
8120 to frame-related instructions.
8122 2012-02-10 Jason Merrill <jason@redhat.com>
8125 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
8126 (demangle_new_symbols): Fill it.
8127 (scan_linker_output): Walk it.
8128 (start_tweaking): Split out from scan_linker_output.
8129 (maybe_tweak): Update sym->chosen.
8130 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
8132 2012-02-11 Jakub Jelinek <jakub@redhat.com>
8135 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
8137 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
8139 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
8140 having the same mode as previous compare.
8142 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
8144 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
8145 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
8146 (nonlocal_goto_internal): Likewise.
8147 (nonlocal_goto): Emit a use and an indirect jump directly.
8149 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
8152 * doc/extend.texi : Update comments for __atomic_compare_exchange and
8153 __atomic_{is,always}_lock_free.
8155 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
8158 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
8159 negative constant address for TARGET_X32.
8161 2012-02-10 Richard Henderson <rth@redhat.com>
8163 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
8164 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
8165 for GIMPLE_TRANSACTION. Tidy if's into a switch.
8167 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8168 Ira Rosen <irar@il.ibm.com>
8170 PR tree-optimization/50031
8171 * targhooks.c (default_builtin_vectorization_cost): Handle
8173 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
8174 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
8175 all types of reduction and pattern statements.
8176 (vect_estimate_min_profitable_iters): Likewise.
8177 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
8178 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
8179 for explicit realigns.
8180 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
8181 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
8183 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
8184 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
8185 vec_perm for VSX and handle vec_promote_demote.
8187 2012-02-10 Jakub Jelinek <jakub@redhat.com>
8190 * builtins.c (fold_builtin_atomic_always_lock_free,
8191 expand_builtin_atomic_always_lock_free,
8192 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
8193 Return and/or test boolean_true_node/boolean_false_node instead of
8194 integer_one_node/integer_zero_node.
8196 2012-02-10 Jan Hubicka <jh@suse.cz>
8199 * predict.c (predict_paths_for_bb): Prevent looping.
8200 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
8202 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
8204 * config/arm/arm.c (output_move_double): In one case properly
8205 count number of instructions that will be emitted.
8207 2012-02-10 Richard Guenther <rguenther@suse.de>
8209 PR translation/52193
8210 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
8212 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
8215 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
8217 2012-02-09 Jakub Jelinek <jakub@redhat.com>
8220 * var-tracking.c (emit_note_insn_var_location): If
8221 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
8222 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
8223 non-NOTE_DURING_CALL_P insn.
8225 2012-02-09 Bin Cheng <bin.cheng@arm.com>
8228 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
8230 2012-02-08 Magnus Granberg <zorry@gentoo.org>
8233 * gcc.c (switch_matches) Support switches with separated form,
8236 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
8238 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
8240 (RAMPZ_ADDR): Ditto.
8241 * config/avr/avr.c (avr_addr_t): New typedef.
8242 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
8243 (avr_init_expanders): Initialize it.
8244 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
8246 (expand_epilogue): Ditto.
8247 (avr_print_operand): Ditto.
8248 (avr_file_start): Ditto.
8249 (avr_emit_movmemhi): Ditto.
8251 2012-02-08 Richard Guenther <rguenther@suse.de>
8253 PR tree-optimization/46886
8254 * tree-flow.h (do_while_loop_p): Declare.
8255 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
8256 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
8258 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
8260 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
8261 always succeed for integers larger than a native word.
8263 2012-02-08 Richard Guenther <rguenther@suse.de>
8265 PR rtl-optimization/52170
8266 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
8267 properly handle integer vector modes.
8269 2012-02-08 Jakub Jelinek <jakub@redhat.com>
8271 PR gcov-profile/52150
8272 * coverage.c: Include target.h.
8273 (build_var): Call targetm.strip_name_encoding on the assembler name.
8274 Change one _ into . or $ if the target allows it.
8275 * Makefile.in (coverage.o): Depend on $(TARGET_H).
8277 PR rtl-optimization/52139
8278 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
8279 is a BARRIER after emit_insn_after_noloc, move BB_END
8280 to the last non-BARRIER insn before it.
8282 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
8285 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
8286 (mips_gimplify_va_arg_expr): Call it instead of
8287 std_gimplify_va_arg_expr.
8289 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
8291 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
8292 message for -mno-pointers-to-nested-function.
8294 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
8297 * expr.c (get_inner_reference): If there is an offset, add a negative
8298 bit position to it (if any).
8300 2012-02-07 Jakub Jelinek <jakub@redhat.com>
8302 PR rtl-optimization/52060
8303 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
8304 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
8305 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
8306 and/or i0src_copy2 when needed.
8308 2012-02-07 Jakub Jelinek <jakub@redhat.com>
8310 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
8311 or LTOPLUGINSONAME if have_c.
8313 * config/freebsd-spec.h: Add comment about what macros can be defined
8315 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
8316 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
8319 2012-02-07 Richard Guenther <rguenther@suse.de>
8321 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
8322 newline in -alias dumps.
8324 2012-02-07 Kai Tietz <ktietz@redhat.com>
8325 Dave Korn <dave.korn.cygwin@gmail.com>
8328 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
8329 Take care that typinfo gets dllexport-attribute.
8331 2012-02-07 Jakub Jelinek <jakub@redhat.com>
8334 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
8335 if modifier < EXPAND_SUM call force_operand on the result.
8337 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
8339 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
8340 adding __forwarder_dst__ prefix if a forwarder_section attribute is
8342 (epiphany_function_type): Replace types for specific interrupts with
8343 EPIPHANY_FUNCTION_INTERRUPT.
8344 (EPIPHANY_INTERRUPT_P): Update.
8345 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
8346 New static function.
8347 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
8348 <disinterrupt>: Affects type identity.
8349 (epiphany_handle_interrupt_attribute): Handle variable number of
8351 (epiphany_compute_function_type): Update for new
8352 epiphany_function_type definition.
8353 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
8354 handlers with a longcall forwarder.
8355 (epiphany_start_function): Handle multiple interrupt arguments and/or
8356 forwarder_section attribute.
8358 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
8361 2012-02-07 Alan Modra <amodra@gmail.com>
8364 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
8367 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8369 PR tree-optimization/50969
8370 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
8371 use vec_perm rather than vector_stmt.
8372 (vect_model_load_cost): Likewise.
8373 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
8374 vec_perm to be the same as other vector statements.
8375 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
8376 cost of vec_perm for TARGET_VSX.
8378 2012-02-06 Richard Guenther <rguenther@suse.de>
8380 PR tree-optimization/52115
8381 * tree-sra.c (access_has_replacements_p): New function.
8382 (sra_modify_assign): Use it to decide whether a use is uninitialized.
8384 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
8387 * trans-mem.c (expand_call_tm): Add an assertion.
8388 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
8391 2012-02-06 Richard Guenther <rguenther@suse.de>
8393 PR tree-optimization/50955
8394 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
8395 raise cost of expressions that replace an address with an
8396 expression based on a different pointer.
8398 2012-02-06 Jakub Jelinek <jakub@redhat.com>
8401 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
8402 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
8404 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
8407 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
8408 -Weffc++ and specify guidelines come from second edition.
8410 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
8412 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
8413 (sibcall_value_multiple_internal, call_split, call_internal_direct)
8414 (call_direct_split, call_value_split, call_value_internal_direct)
8415 (call_value_direct_split, call_value_multiple_split): Use jal and
8416 jal_macro attributes.
8418 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
8420 * reload1.c (reload_regs_reach_end_p): Replace with...
8421 (reload_reg_rtx_reaches_end_p): ...this function.
8422 (new_spill_reg_store): Update commentary.
8423 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
8424 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
8425 before setting new_spill_reg_store.
8426 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
8427 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
8428 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
8429 for non-spill reload registers.
8431 2012-02-05 Ira Rosen <irar@il.ibm.com>
8433 PR tree-optimization/52091
8434 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
8435 (vect_is_simple_use_1): Likewise.
8436 * tree-vect-loop.c (vectorizable_reduction): Update calls
8437 to vect_is_simple_use_1 and vect_is_simple_use.
8438 (vectorizable_live_operation): Likewise.
8439 * tree-vect-patterns.c (widened_name_p,
8440 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
8441 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
8442 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
8443 vectorizable_shift,vectorizable_operation, vectorizable_store,
8444 vectorizable_load): Likewise.
8445 (vect_is_simple_cond): Add an argument, pass it to
8446 vect_is_simple_use_1.
8447 (vectorizable_condition): Update calls to vect_is_simple_cond,
8449 (vect_is_simple_use): Add an argument, the statement in which
8450 OPERAND is used. Check that if OPERAND's def stmt is a double
8451 reduction phi node, the use is a phi node too.
8452 (vect_is_simple_use_1): Add an argument, pass it to
8454 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
8455 to vect_is_simple_use.
8457 2012-02-04 Jakub Jelinek <jakub@redhat.com>
8459 PR rtl-optimization/52095
8460 * modulo-sched.c (dump_insn_locator): New function.
8461 (loop_canon_p, sms_schedule): Use it.
8463 PR rtl-optimization/52113
8464 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
8465 even for decomposable shift/zext insns.
8467 2012-02-03 Jakub Jelinek <jakub@redhat.com>
8468 Zdenek Dvorak <ook@ucw.cz>
8470 PR rtl-optimization/52092
8471 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
8472 on get_iv_value result.
8474 2012-02-02 Andrew Pinski <apinski@cavium.com>
8478 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
8480 2012-02-02 Jakub Jelinek <jakub@redhat.com>
8483 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
8485 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
8487 PR rtl-optimization/49800
8488 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
8489 (sched_finish): Call regstat_free_n_sets_and_refs.
8491 2012-02-02 Jia Liu <proljc@gmail.com>
8493 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
8496 2012-02-02 Jan Hubicka <jh@suse.cz>
8497 Tom de Vries <tom@codesourcery.com>
8500 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
8501 * varpool.c (varpool_analyze_pending_decls): Likewise.
8503 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
8504 Jayant R Sonar <jayant.sonar@kpitcummins.com>
8506 * config.gcc: Add cr16-* support.
8508 * doc/extend.texi: Document cr16 extensions.
8509 * doc/install.texi: Document cr16 install.
8510 * doc/invoke.texi: Document cr16 options.
8511 * doc/md.texi: Document cr16 constraints.
8513 * common/config/cr16/cr16-common.c: New file.
8514 * config/cr16/cr16.c: New file.
8515 * config/cr16/cr16.h: New file.
8516 * config/cr16/cr16.md: New file.
8517 * config/cr16/cr16.opt: New file.
8518 * config/cr16/cr16-protos.h: New file.
8519 * config/cr16/predicates.md: New file.
8520 * config/cr16/constraints.md: New file.
8521 * config/cr16/t-cr16: New file.
8523 2012-02-02 Jakub Jelinek <jakub@redhat.com>
8526 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
8527 that operands[2] is either immediate, or q_regs_operand.
8529 PR tree-optimization/52073
8530 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
8531 a pattern stmt for pattern uses, ignore uses outside of the loop.
8533 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
8535 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
8536 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
8537 (OUT_AS1, OUT_AS2): Remove.
8539 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
8541 PR rtl-optimization/51374
8542 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
8543 to cross other volatile_refs_p insns.
8545 2012-02-01 Richard Guenther <rguenther@suse.de>
8547 * doc/invoke.texi (fno-inline): Clarify documentation.
8548 (finline-small-functions): Likewise.
8549 (finline-functions): Likewise.
8550 * common.opt (finline): Adjust comment and documentation.
8551 (finline-small-functions): Clarify documentation.
8552 (finline-functions): Likewise.
8553 (finline-functions-called-once): Likewise.
8555 2012-02-01 Tristan Gingold <gingold@adacore.com>
8557 * c-typeck.c (composite_type): Keep mode for pointers.
8559 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
8561 * function.h (regno_reg_rtx): Adjust comment.
8562 * reginfo.c (init_reg_modes_target): Only use the previous mode
8563 if it fits within one register. Remove MIPS comment.
8565 2012-01-31 Jakub Jelinek <jakub@redhat.com>
8568 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
8570 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8572 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
8573 to srak instruction.
8575 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8577 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
8579 2012-01-31 Jakub Jelinek <jakub@redhat.com>
8584 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
8586 2012-01-31 Richard Guenther <rguenther@suse.de>
8588 PR tree-optimization/51528
8589 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
8592 2012-01-31 Jakub Jelinek <jakub@redhat.com>
8597 * ree.c (add_removable_extension): Change def_map argument
8598 to unsigned *, store in def_map 1 + offset into *insn_list vector
8599 instead of pointers into the vector.
8600 (find_removable_extensions): Adjust caller.
8602 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
8604 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
8605 Transform all "* quoted-c-code" to { c-code }.
8606 Remove redundant test for "optimize" in combine patterns.
8607 Move (include "avr-dimode.md") to end of file.
8609 2012-01-30 Bin Cheng <bin.cheng@arm.com>
8612 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
8613 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
8615 2012-01-30 Richard Guenther <rguenther@suse.de>
8617 PR tree-optimization/52028
8618 * tree-loop-distribution.c (ldist_gen): Properly update
8621 2012-01-30 Jakub Jelinek <jakub@redhat.com>
8624 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
8625 set_cur_line_info_table if not emitting debug info.
8627 PR tree-optimization/52046
8628 * tree-vect-patterns.c (check_bool_pattern): Give up if
8629 a comparison could throw.
8632 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
8634 2012-01-30 Richard Guenther <rguenther@suse.de>
8636 PR tree-optimization/52045
8637 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
8638 SSA form if cfgcleanup did anything.
8640 2012-01-30 Richard Guenther <rguenther@suse.de>
8642 PR tree-optimization/52045
8643 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
8644 before computing final todo.
8646 2012-01-30 Richard Guenther <rguenther@suse.de>
8648 PR tree-optimization/51528
8649 * tree-sra.c (sra_modify_assign): Re-factor in preparation
8652 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
8654 * df-problems.c (df_kill_notes): Check that the use refers
8655 to the note under examination.
8657 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
8660 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
8661 parameter and use short-lived pseudos.
8662 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
8663 (sparc_expand_vector_init): Const-ify local variables and adjust
8664 calls to above functions.
8666 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
8668 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
8670 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
8672 * doc/invoke.texi: Make usage of "compile time" and
8673 "run time"/"runtime" consistent throughout the file.
8675 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
8677 * config/alpha/alpha.c (alpha_option_override): Default to
8678 full IEEE compliance mode for Go language.
8680 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
8682 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
8683 (LINK_SSP_SPEC): Define.
8685 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8688 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
8691 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
8693 * doc/invoke.texi: Correct hyphenation of "floating point",
8694 "double precision", and related terminology throughout the file.
8696 2012-01-28 Jakub Jelinek <jakub@redhat.com>
8699 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
8700 arm_general_register_operand predicate for operand 2 instead of
8703 2012-01-27 Ian Lance Taylor <iant@google.com>
8706 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
8707 * builtins.c (expand_builtin_init_trampoline): Add onstack
8708 parameter. Change caller.
8709 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
8710 * tree.c (build_common_builtin_nodes): Declare
8711 __builtin_init_heap_trampoline.
8713 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
8715 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
8716 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
8717 * config/avr/avr.c: Ditto.
8718 (avr_regnames): Remove because unused.
8719 * config/avr/avr.md (*cpse.ne): New peephole.
8720 (*cpse.eq): New peephole from former cpse peepholes.
8722 2012-01-27 Michael Eager <eager@eagercon.com>
8724 * config/microblaze.c (microblaze_emit_compare): Correct
8725 test after pcmp instruction.
8727 2012-01-27 Richard Guenther <rguenther@suse.de>
8729 PR tree-optimization/52020
8730 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
8732 2012-01-27 Richard Guenther <rguenther@suse.de>
8734 * ipa-pure-const.c (check_stmt): Clobbers do not make a
8735 function non-const/pure.
8737 2012-01-27 Richard Guenther <rguenther@suse.de>
8739 PR tree-optimization/50444
8740 * tree-sra.c (build_ref_for_offset): Properly adjust the
8741 MEM_REF type for unaligned accesses.
8743 2012-01-27 Richard Guenther <rguenther@suse.de>
8745 PR tree-optimization/50444
8746 * expr.c (mem_ref_refers_to_non_mem_p): New function.
8747 (expand_assignment): Use it. Properly handle misaligned
8748 bases when expanding stores to component references.
8749 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
8752 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
8755 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
8756 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
8757 * tree-data-ref.c (find_data_references_in_loop): Make static.
8758 (compute_all_dependences): Change return type to bool. Bail out
8759 for too many datarefs in a loop. Move the hunk resetting the data
8760 dependences vector from ...
8761 (compute_data_dependences_for_loop): ... here. Account for
8762 compute_all_dependences returning false.
8763 (compute_data_dependences_for_bb): Likewise.
8764 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
8765 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
8767 2012-01-27 Richard Guenther <rguenther@suse.de>
8770 * expr.c (store_field): Use the alias-set of the scratch memory
8773 2012-01-27 Tom de Vries <tom@codesourcery.com>
8775 PR tree-optimization/51990
8776 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
8778 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
8780 2012-01-27 Jakub Jelinek <jakub@redhat.com>
8783 * var-tracking.c (reverse_op): Don't add any reverse operation
8784 if V already has any constant locations.
8786 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
8788 * doc/invoke.texi: Correct usage of "command line" (noun)
8789 vs "command-line" (adjective) throughout.
8791 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
8793 * doc/invoke.texi (Language Independent Options): Move
8794 -Wcoverage-mismatch blurb from here....
8795 (Warning Options): ...to here.
8797 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
8799 * config/rs6000/rs6000.c (rs6000_option_override_internal):
8800 Set rs6000_always_hint to false for 476.
8802 2012-01-27 Matthias Klose <doko@ubuntu.com>
8804 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
8806 * incpath.c (add_standard_paths): Likewise.
8808 2012-01-27 Richard Henderson <rth@redhat.com>
8810 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
8811 * config/m68k/sync.md (atomic_test_and_set): Rename from
8812 sync_test_and_setqi and adjust the operands.
8813 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
8814 and unconditionally enable.
8816 2012-01-27 Richard Henderson <rth@redhat.com>
8818 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
8819 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
8820 (ldstub): Rename from ldstubqi.
8821 (ldstub<I24MODE>): Remove.
8823 2012-01-27 Richard Henderson <rth@redhat.com>
8825 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
8826 * c-cppbuiltin.c (cpp_atomic_builtins): Define
8827 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
8828 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
8829 * doc/tm.texi: Rebuild.
8831 2012-01-27 Richard Henderson <rth@redhat.com>
8833 * optabs.c (gen_atomic_test_and_set): Remove default.
8834 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
8836 2012-01-26 Jakub Jelinek <jakub@redhat.com>
8838 PR rtl-optimization/51978
8839 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
8840 (combine_reaching_defs): Likewise.
8841 (struct re_info): Remove.
8842 (add_removable_extension): Remove x and data arguments,
8843 add insn, insn_list and def_map. Use the arguments directly
8844 instead of using struct re_info.
8845 (find_removable_extensions): Don't call add_removable_extension
8846 through note_stores, instead just call it with single_set
8848 (find_and_remove_re): Pass curr_cand->expr instead of
8849 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
8851 2012-01-26 Michael Matz <matz@suse.de>
8853 PR tree-optimization/46590
8854 * cfgexpand.c: Revert last change (r183305).
8855 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
8857 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
8858 checking for emptiness.
8860 2012-01-26 Jakub Jelinek <jakub@redhat.com>
8863 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
8864 non-addressable non-BLKmode base correctly.
8866 2012-01-26 Michael Matz <matz@suse.de>
8868 PR tree-optimization/48794
8869 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
8870 regions referenced from RESX/EH_DISPATCH.
8872 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8874 * config/s390/s390.h: Make BRANCH_COST an option.
8875 * config/s390/s390.opt: New option -mbranch-cost.
8877 2012-01-26 Richard Henderson <rth@redhat.com>
8879 Revert 2012-01-24 change:
8880 * trans-mem.c (requires_barrier): Do not instrument thread local
8881 variables and emit save/restore for them.
8883 2012-01-25 Jakub Jelinek <jakub@redhat.com>
8886 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
8889 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
8891 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
8894 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
8897 Rename __pgm to __flash.
8898 Rename __pgm1 to __flash1.
8899 Rename __pgm2 to __flash2.
8900 Rename __pgm3 to __flash3.
8901 Rename __pgm4 to __flash4.
8902 Rename __pgm5 to __flash5.
8903 Rename __pgmx to __memx.
8904 * doc/extend.texi (AVR Named Address Spaces)
8905 Rename address space names as indicated above.
8906 * config/avr/avr.c (avr_addrspace): Ditto.
8908 * config/avr/avr-protos.h
8909 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
8910 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
8911 * config/avr/predicates.md: Ditto.
8912 * config/avr/avr.c Ditto, and
8913 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
8914 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
8916 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
8917 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
8918 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
8919 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
8920 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
8921 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
8922 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
8923 * config/avr/avr.c: Ditto.
8924 * config/avr/avr.md: Ditto.
8926 2012-01-25 Jason Merrill <jason@redhat.com>
8929 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
8931 2012-01-25 Jakub Jelinek <jakub@redhat.com>
8933 PR tree-optimization/51987
8934 * tree-data-ref.c (get_references_in_stmt): Handle references in
8935 non-volatile GIMPLE_ASM.
8937 2012-01-25 Richard Guenther <rguenther@suse.de>
8939 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
8940 bases are dereferenced.
8942 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
8944 PR rtl-optimization/48374
8945 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
8947 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
8949 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
8950 compute_data_dependences_for_loop returns false.
8951 * tree-parloops.c (loop_parallel_p): Likewise.
8953 2012-01-25 Richard Guenther <rguenther@suse.de>
8955 * tree.h (get_pointer_alignment_1): Declare.
8956 * builtins.c (get_pointer_alignment_1): New function.
8957 (get_pointer_alignment): Use it.
8959 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
8961 PR rtl-optimization/48308
8962 * combine.c (enum undo_kind): Add UNDO_LINKS.
8963 (struct undo): Add member l to other_contents and where.
8964 (do_SUBST_LINK): New.
8966 (try_combine): Handle LOG_LINKS for the dummy i1 case.
8967 (undo_all): Handle UNDO_LINKS.
8969 2012-01-25 Richard Henderson <rth@redhat.com>
8971 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
8974 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
8976 * optabs.c (gen_atomic_test_and_set): Use each argument.
8978 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
8980 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
8981 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
8982 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
8983 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
8984 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
8985 TARGET_PAIRED_SINGLE_FLOAT.
8987 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
8989 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
8990 (in_struct, return_val): Remove MEM documentation.
8991 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
8992 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
8993 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
8995 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
8996 * cfgexpand.c (add_alias_set_conflicts): Likewise.
8997 * expr.c (store_field): Likewise.
8998 * function.c (assign_stack_temp_for_type): Likewise.
8999 * ifcvt.c (noce_try_cmove_arith): Likewise.
9000 * reload1.c (reload): Likewise.
9001 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
9002 (alpha_set_memflags): Likewise.
9003 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
9005 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
9007 * rtl.h (true_dependence, canon_true_dependence): Remove varies
9009 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
9010 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
9011 (true_dependence_1, true_dependence, canon_true_dependence): Remove
9013 * cselib.c (cselib_rtx_varies_p): Delete.
9014 (cselib_invalidate_mem): Update call to canon_true_dependence.
9015 * dse.c (record_store, check_mem_read_rtx): Likewise.
9016 (scan_reads_nospill): Likewise.
9017 * cse.c (check_dependence): Likewise.
9018 (cse_rtx_varies_p): Delete.
9019 * expr.c (safe_from_p): Update call to true_dependence.
9020 * ira.c (validate_equiv_mem_from_store): Likewise.
9021 (memref_referenced_p): Likewise.
9022 * postreload-gcse.c (find_mem_conflicts): Likewise.
9023 * sched-deps.c (sched_analyze_2): Likewise.
9024 * store-motion.c (load_kills_store): Likewise.
9025 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
9026 * gcse.c (mems_conflict_for_gcse_p): Likewise.
9027 (compute_transp): Update call to canon_true_dependence.
9029 2012-01-25 Richard Henderson <rth@redhat.com>
9031 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
9032 (maybe_emit_atomic_test_and_set): New.
9033 (expand_sync_lock_test_and_set): Use it.
9034 (expand_atomic_test_and_set): Likewise.
9035 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
9036 the implementation; clarify implementation defined details.
9037 * doc/md.texi (atomic_test_and_set): Document.
9039 2012-01-25 Richard Henderson <rth@redhat.com>
9041 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
9043 2012-01-25 Richard Henderson <rth@redhat.com>
9046 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
9047 to effect no-op split.
9049 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
9052 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
9053 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
9054 (BT_FN_VOID_PTR_INT_SIZE): New.
9055 (BT_FN_UINT_UINT_VAR): Remove.
9056 (BT_FN_UINT32_UINT32_VAR): New.
9057 (BT_FN_DOUBLE_VPTR): Remove.
9058 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
9060 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
9061 (_ITM_changeTransactionMode): Same.
9062 (_ITM_memmoveRtWt): Change return type to void.
9063 (_ITM_memcpyRtWt): Same.
9064 (_ITM_memsetW): Same.
9065 (_ITM_RaRD): Change types to double.
9070 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
9072 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
9073 Patrick Marlier <patrick.marlier@gmail.com>
9075 * trans-mem.c (requires_barrier): Do not instrument thread local
9076 variables and emit save/restore for them.
9078 2012-01-24 Jason Merrill <jason@redhat.com>
9081 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
9082 output static aliases.
9084 2012-01-24 Jakub Jelinek <jakub@redhat.com>
9087 * common.opt (-pie, -shared, pie, shared): Change from Common to
9089 * gcc.c (display_help): Display help for -pie and -shared.
9091 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
9094 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
9095 Remove note on size/offset limitation.
9096 (AVR Variable Attributes): Add example how to read data located
9097 with progmem. Refer to named address spaces.
9098 * doc/invoke.texi (AVR Options): Fix typo.
9100 2012-01-24 Richard Guenther <rguenther@suse.de>
9102 Forward-port to trunk
9103 2010-09-21 Jakub Jelinek <jakub@redhat.com>
9106 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
9107 op0 isn't sufficiently aligned and there is movmisalignM
9108 insn for mode, use it to load op0 into a temporary register.
9110 2012-01-24 Jakub Jelinek <jakub@redhat.com>
9113 * target.def (const_not_ok_for_debug_p): New hook.
9114 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
9116 * doc/tm.texi: Regenerated.
9117 * dwarf2out.c (const_ok_for_output_1): If
9118 targetm.const_not_ok_for_debug_p returns true, fail.
9119 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
9121 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
9123 2012-01-23 Kai Tietz <ktietz@redhat.com>
9126 * config/i386/predicates.md (symbolic_operand): Allow
9127 UNSPEC_PCREL as PIC expression for lea.
9128 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
9129 * config/i386/i386.c (ix86_delegitimize_address): Handle
9130 UNSPEC_PCREL for none-MEM, too.
9132 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
9134 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
9135 (ipa_tm_create_version_alias): Same.
9137 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
9140 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
9141 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
9143 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
9144 Patrick Marlier <patrick.marlier@gmail.com>
9145 Iain Sandoe <developer@sandoe-acoustics.co.uk>
9148 * lto-wrapper.c (run_gcc): Pass the LTO section name to
9149 simple_object_start_read.
9151 2012-01-23 Richard Guenther <rguenther@suse.de>
9154 PR tree-optimization/51895
9155 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
9156 parameter decomposition into BLKmode components.
9158 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
9160 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
9161 fake variables for restrict-qualified pointers whose pointed-to type
9162 contains a placeholder.
9164 2012-01-23 Richard Guenther <rguenther@suse.de>
9166 PR tree-optimization/51949
9167 * ipa-split.c (execute_split_functions): Do not split malloc functions.
9169 2012-01-23 Jakub Jelinek <jakub@redhat.com>
9171 PR rtl-optimization/51933
9172 * ree.c (transform_ifelse): Return true right away if dstreg is
9173 already wider or equal to cand->mode.
9174 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
9175 (make_defs_and_copies_lists): Remove defs_list and copies_list
9176 arguments, add state argument, just truncate state->work_list
9177 instead of always allocating and freeing the vector. Assert that
9178 get_defs succeeds instead of returning 2. Changed return type to bool.
9179 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
9180 have ext_src_mode, see if it has been modified already with the
9181 right kind of extension and has been extended before from the
9182 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
9183 just return true. Remember the original mode in state->modified array.
9184 (combine_reaching_defs): Add state argument. Don't allocate and
9185 free here def_list, copied_list and vec vectors, instead just
9186 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
9187 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
9188 Add state variable, clear vectors in it, initialize state.modified
9189 if needed. Free all the vectors at the end and state.modified too.
9190 Don't skip a candidate if the extension expression has been modified.
9192 2012-01-22 Douglas B Rupp <rupp@gnat.com>
9195 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
9196 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
9197 (extra_options) interix.opt -> i386/interix.opt"
9198 (extra_objs):Add winnt-stubs.o
9199 * configure.ac: Add interix to target_os .comm on PE check.
9200 * configure: Regenerate.
9201 * config/interix3.h: Delete and move bits to..
9202 * config/interix.h: Delete and move bits to..
9203 * config/i386/i386-interix3.h: Delete and move bits to..
9204 * config/i386/i386-interix.h: ..here.
9205 (TARGET_CPU_DEFAULT): Remove redefinition.
9206 (TARGET_ASM_CONSTRUCTOR): Undefine.
9207 (SUBTARGET_SWITCHES): Define for ms-bitfields.
9208 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
9209 (PTRDIFF_TYPE): Define.
9210 (LONG_DOUBLE_TYPE_SIZE): Define.
9211 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
9212 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
9213 (TARGET_SECTION_TYPE_FLAGS): Define.
9214 (ASM_DECLARE_FUNCTION_NAME): Define.
9215 (ASM_OUTPUT_EXTERNAL): Define.
9216 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
9217 (ASM_OUTPUT_ALIGNED_BSS): Define.
9218 (PCC_BITFIELD_TYPE_MATTERS): Define.
9219 (USE_CONST_SECTION): Define.
9220 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
9221 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
9222 (SUPPORTS_ONE_ONLY): Remove.
9223 (I386_PE_STRIP_ENCODING): Define.
9224 * config/interix.opt: Delete and move bits to..
9225 * config/i386/interix.opt: ..here. New.
9226 (mpe-aligned-commons): Add.
9227 * config/i386/t-interix: Add copyright header.
9228 (winnt-stubs.o): Add rule.
9230 2012-01-22 Jason Merrill <jason@redhat.com>
9233 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
9234 for extra name aliases.
9236 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
9238 PR rtl-optimization/51924
9239 * ree.c (combine_set_extension): Improve debugging message.
9240 (combine_reaching_defs): Likewise.
9241 (get_defs): Rename confusingly named variable.
9242 (find_and_remove_re): Skip a candidate if the extension expression has
9245 2012-01-21 Robert Millan <rmh@gnu.org>
9246 Gerald Pfeifer <gerald@pfeifer.com>
9248 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
9249 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
9251 2012-01-20 Jakub Jelinek <jakub@redhat.com>
9253 PR tree-optimization/51914
9254 * tree-vect-stmts.c (vectorizable_conversion): For
9255 cvt_type && modifier == WIDEN, put temporary with cvt_type
9256 at the beginning of vec_dsts and set vec_dest to temporary
9259 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
9261 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
9263 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
9265 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
9266 * config/rs6000/rs6000.c: Likewise.
9268 2012-01-20 Jakub Jelinek <jakub@redhat.com>
9271 * config/arm/arm.c (arm_count_output_move_double_insns): Call
9272 output_move_double on a copy of operands array.
9274 2012-01-20 Cary Coutant <ccoutant@google.com>
9275 Dodji Seketeli <dodji@redhat.com>
9278 * dwarf2out.c (copy_declaration_context): Return ref to parent
9279 of declaration DIE, if necessary.
9280 (remove_child_or_replace_with_skeleton): Add new parameter; update
9281 caller. Place skeleton DIE under parent DIE of original declaration.
9282 Move call to copy_declaration_context to here ...
9283 (break_out_comdat_types): ... from here.
9285 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9287 PR rtl-optimization/51856
9288 * reload.c (find_reloads_subreg_address): Set the address_reloaded
9291 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9294 * config/arm/arm.c (arm_print_operand): Correct output of alignment
9295 hints for neon loads and stores.
9297 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
9301 * doc/extend.texi (Named Address Spaces): Split into subsections.
9302 (AVR Named Address Spaces): New subsection.
9303 (M32C Named Address Spaces): New subsection.
9304 (RL78 Named Address Spaces): New subsection.
9305 (SPU Named Address Spaces): New subsection.
9306 (Variable Attributes): New anchor "AVR Variable Attributes".
9307 (AVR Variable Attributes): Rewrite and avoid wording
9308 "address space" in this context.
9309 * doc/invoke.texi (AVR Options): Rewrite and add documentation
9310 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
9311 (AVR Built-in Macros): New subsubsection therein.
9312 * doc/md.texi (AVR constraints): Remove "C04", "R".
9314 2012-01-20 Richard Guenther <rguenther@suse.de>
9316 PR tree-optimization/51903
9317 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
9318 when removing stmts.
9320 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9323 * config/arm/arm.c (arm_load_pic_register): Use
9324 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
9325 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
9326 (arm_pic_static_addr): Likewise.
9327 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
9328 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
9329 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
9330 (pic_load_addr_unified): New.
9332 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
9335 * function.c (instantiate_virtual_regs_in_insn): Use
9336 delete_insn_and_edges when removing a wrong asm insn.
9338 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
9340 PR rtl-optimization/40761
9341 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
9342 Add new member loop_num.
9343 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
9344 (ira_build): Remove the parameter.
9346 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
9347 (ira.c): Do not build CFG loops for one region allocation. Remove
9348 argument from ira_build call.
9350 * ira-build.c (init_loop_tree_node): New function.
9351 (create_loop_tree_nodes): Use it. Separate the case when CFG
9352 loops are not built.
9353 (more_one_region_p): Check current_loops.
9354 (finish_loop_tree_nodes): Separate the case when CFG loops are not
9356 (add_loop_to_tree): Process loop equal to NULL too.
9357 (form_loop_tree): Separate the case when CFG loops are not built.
9358 Use explicitly number for the root.
9359 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
9361 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
9362 instead of loop->num.
9363 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
9364 (mark_all_loops_for_removal): Ditto.
9365 (remove_unnecessary_regions): Separate the case when CFG loops
9367 (ira_build): Remove the parameter. Use explicit number of regions
9368 when CFG loops are not built.
9370 * ira-color.c (print_loop_title): Separate the case for the root node.
9371 Use loop_num instead of loop->num.
9372 (move_spill_restore): Use loop_num instead of loop->num.
9374 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
9375 (change_loop): Ditto.
9376 (change_loop): Use loop_num instead of loop->num.
9378 * ira-lives.c (process_bb_node_lives): Ditto.
9380 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
9382 * ira-conflicts.c (print_allocno_conflicts): Ditto.
9384 2012-01-19 Jakub Jelinek <jakub@redhat.com>
9387 * tree-mudflap.c (mf_artificial): New function.
9388 (execute_mudflap_function_ops, execute_mudflap_function_decls,
9389 mx_register_decls, mudflap_enqueue_decl): Use it.
9392 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
9393 numbers in the insn pattern.
9395 2012-01-19 Michael Matz <matz@suse.de>
9397 PR tree-optimization/46590
9398 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
9399 use it in remembering which conflicts we already created.
9400 (add_scope_conflicts): Adjust call to above, (de)allocate helper
9403 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
9406 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
9407 (merge_and_complain): Same.
9409 2012-01-19 Jakub Jelinek <jakub@redhat.com>
9412 * config/initfini-array.h: Guard content of the header
9413 with #ifdef HAVE_INITFINI_ARRAY.
9414 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
9415 Add initfini-array.h to tm_file here.
9416 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
9417 * config.gcc: Don't add initfini-array.h to tm_file here.
9418 * configure: Regenerated.
9420 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
9422 PR rtl-optimization/51505
9423 * df-problems.c (df_kill_notes): New parameter live. Update comment.
9424 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
9425 (df_note_bb_compute): Update the call to df_kill_notes.
9427 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
9429 * trans-mem.c (requires_barrier): Remove call to is_global_var.
9431 2012-01-18 Richard Guenther <rguenther@suse.de>
9433 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
9434 of conversions to void *.
9436 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9437 Richard Sandiford <rdsandiford@googlemail.com>
9441 * optabs.h (simplify_expand_binop): Declare.
9442 * optabs.c (simplify_expand_binop): Make global.
9443 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
9444 endian targets if the source cannot be exactly covered by word
9447 2012-01-17 Jakub Jelinek <jakub@redhat.com>
9450 * hard-reg-set.h (struct hard_reg_set_container): New type.
9451 * target.h (struct hard_reg_set_container): Forward declare.
9452 * target.def (set_up_by_prologue): New target hook.
9453 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
9454 * doc/tm.texi: Regenerated.
9455 * function.c (thread_prologue_and_epilogue_insns): Change
9456 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
9457 Call targetm.set_up_by_prologue on it.
9458 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
9459 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
9461 2012-01-17 Nick Clifton <nickc@redhat.com>
9463 * config/rx/rx.c (rx_can_use_simple_return): New function.
9464 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
9465 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
9467 2012-01-17 Richard Guenther <rguenther@suse.de>
9470 * expr.c (expand_assignment): Take address-space information
9471 from the address operand of MEM_REF and TARGET_MEM_REF.
9472 (expand_expr_real_1): Likewise.
9474 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9476 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
9477 reload dump is requested.
9479 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
9482 * trans-mem.c (requires_barrier): Call may_be_aliased.
9484 2012-01-17 Jakub Jelinek <jakub@redhat.com>
9486 PR tree-optimization/51877
9487 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
9488 call arguments and fndecls compare equal, instead return false if they
9489 don't. Return true only if lhs1 and lhs2 are either both NULL, or
9490 both SSA_NAMEs that are valueized the same, or they satisfy
9493 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9495 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
9497 * configure: Regenerate.
9499 2012-01-16 Jan Hubicka <jh@suse.cz>
9503 * convert.c (convert_to_integer): Use fold_convert for
9504 converting an INTEGER_CST to integer type.
9506 2012-01-16 Jason Merrill <jason@redhat.com>
9509 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
9511 2012-01-16 Jakub Jelinek <jakub@redhat.com>
9514 * config/s390/s390.c (s390_chunkify_start): Don't skip
9515 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
9516 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
9517 If insn is followed by NOTE_INSN_VAR_LOCATION or
9518 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
9519 Don't use location of note insns.
9521 PR tree-optimization/51865
9522 * tree-inline.c (tree_function_versioning): Call remap_decl
9523 on DECL_RESULT whenever it has VOID_TYPE_P type.
9525 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
9527 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
9528 for calls to locally-binding MIPS16 functions if only the return
9529 type uses float regs.
9531 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
9532 Richard Sandiford <rdsandiford@googlemail.com>
9534 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
9535 (SYMBOL_32_HIGH): Likewise.
9536 (mips_output_tls_reloc_directive): Declare.
9537 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
9538 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
9539 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
9540 (mips_lo_relocs, mips_hi_relocs): Make extern.
9541 (mips16_stub_function): Move up file.
9542 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
9543 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
9544 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
9545 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
9546 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
9547 (mips_get_tp): Add MIPS16 support.
9548 (mips_legitimize_tls_address): Remove MIPS16 sorry().
9549 Generalize DTPREL and TPREL handling.
9550 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
9551 Add MIPS16 TLS support.
9552 (mips_output_tls_reloc_directive): New function.
9553 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
9554 * config/mips/predicates.md (symbolic_operand_with_high)
9555 (tls_reloc_operand): New predicates.
9556 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
9557 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
9558 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
9559 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
9560 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
9561 (*tls_get_tp_mips16_call_<mode>): Likewise.
9563 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
9565 PR rtl-optimization/51821
9566 * recog.c (peep2_find_free_register): Determine clobbered registers
9569 2012-01-14 Denis Chertykov <chertykov@gmail.com>
9572 * config/avr/avr-protos.h: Revert change of 2012-01-09.
9573 * config/avr/avr.c: Likewise.
9574 * config/avr/avr.h: Likewise.
9576 2012-01-13 Ian Lance Taylor <iant@google.com>
9579 * tree.h (TYPE_QUALS): Add cast to int.
9580 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
9582 2012-01-13 Ian Lance Taylor <iant@google.com>
9584 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
9585 comparing param_index to VEC_length result.
9587 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
9589 * c-decl.c: Do not include tree-mudflap.h
9590 * tree-optimize.c: Likewise.
9591 * Makefile.in: Update dependencies.
9593 2012-01-13 Richard Guenther <rguenther@suse.de>
9596 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
9597 variable-sized result always use RSO.
9599 2012-01-12 DJ Delorie <dj@redhat.com>
9601 * cfgexpand.c (convert_debug_memory_address): Allow any valid
9602 pointer type, not just the default pointer type.
9604 2012-01-09 Richard Henderson <rth@redhat.com>
9605 Denis Chertykov <chertykov@gmail.com>
9608 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
9609 * config/avr/avr.c (avr_can_eliminate): Simplify.
9610 (avr_initial_elimination_offset): Likewise.
9611 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
9612 (expand_epilogue): Likewise.
9613 (avr_legitimize_address): Gut.
9614 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
9615 (avr_hard_regno_nregs): New.
9616 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
9617 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
9618 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
9619 add soft frame pointer.
9620 (CALL_USED_REGISTERS): Likewise.
9621 (REG_CLASS_CONTENTS): Likewise.
9622 (REGISTER_NAMES): Likewise.
9623 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
9624 (HARD_FRAME_POINTER_REGNUM): New.
9625 (FRAME_POINTER_REGNUM): Use soft frame pointer.
9626 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
9627 remove the HARD_FRAME_POINTER self-elimination.
9629 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
9632 * config/avr/avr.c (avr_encode_section_info): Test for absence of
9633 DECL_EXTERNAL when checking for initializers of progmem variables.
9635 2012-01-12 Ira Rosen <irar@il.ibm.com>
9637 PR tree-optimization/51799
9638 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
9639 that the last operation is a type demotion.
9641 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
9643 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
9644 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
9646 2012-01-11 Jakub Jelinek <jakub@redhat.com>
9649 * combine.c (distribute_notes): If i3 is a noreturn call,
9650 allow old_size to be equal to args_size and make sure the
9651 noreturn call gets REG_ARGS_SIZE note.
9652 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
9653 on noreturn calls even when the delta is 0.
9655 2012-01-11 Nathan Sidwell <nathan@acm.org>
9657 * gcov.c (STRING_SIZE): Remove.
9658 (generate_results): Erase annotations for source files with no
9659 coverage information.
9661 (output_lines): Use it.
9663 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
9665 * gimple.h (gimplify_body): Remove first argument.
9666 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
9667 pointer set here, instead just pass DATA to walk_tree.
9668 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
9669 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
9670 (unvisit_body): Likewise, but with unmark_visited.
9671 (gimplify_body): Remove BODY_P argument and adjust.
9672 (gimplify_function_tree): Adjust call to gimplify_body.
9673 * omp-low.c (finalize_task_copyfn): Likewise.
9675 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
9677 * tree.h (build_function_decl_skip_args): Add boolean parameter.
9678 (build_function_type_skip_args): Delete.
9679 * tree.c (build_function_type_skip_args): Make static and add
9680 SKIP_RETURN parameter. Fix thinko in the handling of variants.
9681 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
9682 pass it to build_function_type_skip_args.
9683 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
9684 (tree_function_versioning): Likewise.
9685 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
9686 build_function_decl_skip_args.
9687 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
9688 and pass it to build_function_decl_skip_args/tree_function_versioning.
9689 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
9690 * ipa-inline-transform.c (save_inline_function_body): Likewise.
9691 * trans-mem.c (ipa_tm_create_version): Likewise.
9692 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
9693 * tree-inline.c (declare_return_variable): Remove always-true test.
9694 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
9695 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
9696 * ipa-split.c (split_function): Skip the return value for the split
9697 part if it doesn't return.
9699 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9701 PR tree-optimization/49642
9702 * ipa-split.c (forbidden_dominators): New variable.
9703 (check_forbidden_calls): New function.
9704 (dominated_by_forbidden): Likewise.
9705 (consider_split): Check for forbidden dominators.
9706 (execute_split_functions): Initialize and free forbidden
9707 dominators info; call check_forbidden_calls.
9709 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
9711 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
9713 2012-01-11 Nick Clifton <nickc@redhat.com>
9715 * config/rx/rx.md (return): Define pattern.
9717 2012-01-11 Richard Guenther <rguenther@suse.de>
9719 * doc/extend.texi (malloc attribute): Adjust according to
9722 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
9723 Patrick Marlier <patrick.marlier@gmail.com>
9726 * trans-mem.c (get_cg_data): Traverse aliases if requested.
9727 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
9728 (ipa_tm_note_irrevocable): Same.
9729 (ipa_tm_scan_irr_block): Same.
9730 (ipa_tm_decrement_clone_counts): Same.
9731 (ipa_tm_scan_irr_function): Same.
9732 (ipa_tm_create_version_alias): Same.
9733 (ipa_tm_create_version): Same.
9734 (ipa_tm_transform_calls_redirect): Same.
9735 (ipa_tm_transform_calls): Same.
9736 (ipa_tm_transform_transaction): Same.
9737 (ipa_tm_execute): Same.
9739 2012-01-10 Richard Guenther <rguenther@suse.de>
9742 * opts.c (common_handle_option): Handle -Werror.
9744 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
9746 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
9749 2012-01-10 Jason Merrill <jason@redhat.com>
9751 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
9754 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9756 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
9757 supports R_386_TLS_GD_PLT reloc.
9758 (gcc_cv_as_ix86_tlsldmplt): Check if linker
9759 supports R_386_TLS_LDM_PLT reloc.
9760 * configure: Regenerate.
9761 * config.in: Regenerate.
9763 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
9766 Extend __pgmx semantics to linearize memory.
9767 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
9768 determine if code comes inline or from libgcc.
9769 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
9770 (movmem_qi, movmem_qi): Set constraint #2 to "n".
9771 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
9772 (movmemx_qi, movmemx_hi): New insns.
9773 (xload_<mode>_libgcc): Rewrite to new insn condition.
9774 (xload_<mode>): Remove insns.
9775 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
9776 cases that don't satisfy avr_xload_libgcc_p().
9777 (avr_addr_space_convert): Allow converting in any direction.
9778 (avr_addr_space_subset_p): Return always true.
9779 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
9780 (avr_emit_movmemhi): Ditto.
9781 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
9782 (avr_out_movmem): Ditto.
9783 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
9784 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
9785 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
9786 (avr_encode_section_info): Encode 'progmem' in symbol flags.
9787 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
9789 2012-01-10 Richard Guenther <rguenther@suse.de>
9791 PR tree-optimization/50913
9792 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
9793 Require data-refs to be representable by Graphite with respect
9796 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
9798 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
9799 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
9801 2012-01-10 Tom de Vries <tom@codesourcery.com>
9803 PR rtl-optimization/51271
9804 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
9805 handling annulled branch.
9807 2012-01-10 Richard Henderson <rth@redhat.com>
9809 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
9810 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
9811 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
9812 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
9813 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
9814 arm_expand_vec_perm_const): New.
9815 * config/arm/arm-protos.h: Update.
9816 * config/arm/neon.md (UNSPEC_VCONCAT): New.
9817 (*neon_vswp<VDQX>): New.
9818 (neon_vcombine<VDX>): Use neon_split_vcombine.
9819 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
9820 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
9821 (vec_perm<VE>): New.
9823 2012-01-10 Richard Henderson <rth@redhat.com>
9825 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
9826 use it if reload_completed.
9827 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
9828 arm_output_asm_insn, arm_process_output_memory_barrier,
9829 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
9830 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
9831 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
9832 arm_process_output_sync_insn, arm_output_sync_insn,
9833 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
9834 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
9835 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
9836 (emit_unlikely_jump): New.
9837 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
9838 (arm_split_atomic_op): New.
9839 * config/arm/arm-protos.h: Update.
9840 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
9841 (struct arm_sync_generator): Remove.
9842 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
9843 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
9844 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
9845 (VUNSPEC_LL, VUNSPEC_SC): New.
9846 (sync_result, sync_memory, sync_required_value, sync_new_value,
9847 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
9848 (attr length): Don't use arm_sync_loop_insns.
9849 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
9850 (movsfcc, movdfcc): Likewise.
9851 * config/arm/constraints.md (Ua): New.
9852 * config/arm/prediates.md (mem_noofs_operand): New.
9853 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
9854 (sync_clobber, sync_t2_reqd): Remove.
9855 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
9856 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
9857 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
9858 (arm_sync_compare_and_swap<SIDI>): Remove.
9859 (arm_sync_compare_and_swap<NARROW>): Remove.
9860 (arm_sync_lock_test_and_set<SIDI>): Remove.
9861 (arm_sync_lock_test_and_set<NARROW>): Remove.
9862 (arm_sync_new_<syncop><SIDI>): Remove.
9863 (arm_sync_new_<syncop><NARROW>): Remove.
9864 (arm_sync_new_nand<SIDI>): Remove.
9865 (arm_sync_new_nand<NARROW>): Remove.
9866 (arm_sync_old_<syncop><SIDI>): Remove.
9867 (arm_sync_old_<syncop><NARROW>): Remove.
9868 (arm_sync_old_nand<SIDI>): Remove.
9869 (arm_sync_old_nand<NARROW>): Remove.
9870 (*memory_barrier): Merge arm_output_memory_barrier.
9871 (atomic_compare_and_swap<QHSD>): New.
9872 (atomic_compare_and_swap<NARROW>_1): New.
9873 (atomic_compare_and_swap<SIDI>_1): New.
9874 (atomic_exchange<QHSD>): New.
9875 (cas_cmp_operand, cas_cmp_str): New.
9876 (atomic_op_operand, atomic_op_str): New.
9877 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
9878 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
9879 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
9880 (arm_load_exclusive<NARROW>): New.
9881 (arm_load_exclusivesi, arm_load_exclusivedi): New.
9882 (arm_store_exclusive<QHSD>): New.
9884 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
9886 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
9887 reload patterns if -mvsx-scalar-memory.
9889 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
9890 generated, even -mno-vsx-scalar-double was used.
9891 (vsx_xscvdpsp_scalar): Likewise.
9892 (vsx_xscvspdp_scalar2): Likewise.
9894 2012-01-09 Tom de Vries <tom@codesourcery.com>
9895 Andrew Pinski <apinski@cavium.com>
9898 * reorg.c (fill_slots_from_thread): Don't speculate
9899 frame-related insns.
9901 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
9903 * sched-int.h (bb_note): Move to...
9904 * basic-block.h: ...here.
9905 * haifa-sched.c (bb_note): Move to...
9906 * cfgrtl.c: ...here.
9907 * function.c (next_block_for_reg): New function.
9908 (move_insn_for_shrink_wrap): Likewise.
9909 (prepare_shrink_wrap): Rewrite to use the above.
9911 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
9913 * gimple.c (is_gimple_non_addressable): Remove.
9914 * gimple.h: Remove is_gimple_non_addressable.
9915 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
9916 is_gimple_non_addressable.
9917 * trans-mem.c (expand_assign_tm): Same.
9919 2012-01-09 Richard Guenther <rguenther@suse.de>
9921 PR tree-optimization/51775
9922 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
9923 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
9925 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
9927 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
9929 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
9931 2012-01-09 Richard Guenther <rguenther@suse.de>
9933 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
9935 2012-01-08 Jan Hubicka <jh@suse.cz>
9937 PR tree-optimize/51680
9938 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
9939 on when known_vals needs to be computed; cleanup.
9941 2012-01-08 Jan Hubicka <jh@suse.cz>
9943 PR tree-optimize/51694
9944 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
9946 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
9948 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
9949 for -std=c++98 and -std=c++11 too.
9951 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
9953 * cfgloop.c (cancel_loop): Add free() of bbs array.
9955 2012-01-07 Jan Hubicka <jh@suse.cz>
9957 PR tree-optimization/51600
9958 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
9959 that benefits small functions.
9961 2012-01-07 Jan Hubicka <jh@suse.cz>
9963 * ipa-inline.c (want_inline_small_function_p): Fix formating.
9965 2012-01-07 Jan Hubicka <jh@suse.cz>
9967 PR tree-optimization/51680
9968 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
9969 whose inlining reduce unit size.
9971 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
9974 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
9975 Add canonical node to containing_mem chain after the non-canonical
9976 one, even if there weren't any locs to propagate.
9977 (remove_useless_values): Keep only canonical values.
9978 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
9979 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
9980 canonicalize mem_chain elements that are not discarded.
9982 2012-01-06 Jakub Jelinek <jakub@redhat.com>
9985 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
9986 before emitting functions.
9988 PR gcov-profile/50127
9989 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
9990 clear_aux_for_blocks.
9992 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
9995 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
9997 2012-01-06 Arnaud Charlet <charlet@adacore.com>
9999 * c-decl.c (ext_block): Moved up.
10000 (collect_all_refs, for_each_global_decl): Take ext_block into account.
10002 2012-01-06 Han Shen <shenhan@google.com>
10004 Translate built-in include paths for sysroot.
10005 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
10006 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
10008 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
10009 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
10011 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
10012 control whether sysroot should be prepended to gxx include dir.
10014 * configure: Regenerate.
10016 2012-01-06 Torvald Riegel <triegel@redhat.com>
10018 PR rtl-optimization/51771
10019 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
10020 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
10022 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
10024 PR tree-optimization/51315
10025 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
10026 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
10028 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
10031 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
10032 for shrp pattern. Correctly handle and fixup shift variable.
10033 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
10035 2012-01-05 Jakub Jelinek <jakub@redhat.com>
10038 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
10039 note when !ACCUMULATE_OUTGOING_ARGS.
10041 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
10043 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
10045 (extract_range_from_unary_expr_1): Avoid useless computations.
10047 2012-01-05 Jakub Jelinek <jakub@redhat.com>
10049 PR rtl-optimization/51767
10050 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
10051 of jump_block and add an extra edge for degenerated asm gotos.
10053 PR middle-end/51768
10054 * stmt.c (check_unique_operand_names): Don't ICE during error
10055 reporting if i is from labels chain.
10057 PR middle-end/44777
10058 * profile.c (branch_prob): Split bbs that have exit edge
10059 and need a fake entry edge too.
10061 2012-01-05 Jan Hubicka <jh@suse.cz>
10063 PR middle-end/49710
10064 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
10067 2012-01-05 Richard Guenther <rguenther@suse.de>
10070 * tree-streamer-out.c (write_ts_optimization): New function.
10071 (streamer_write_tree_body): Call it.
10072 * tree-streamer-in.c (lto_input_ts_optimization): New function.
10073 (streamer_read_tree_body): Call it.
10074 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
10076 2012-01-05 Jakub Jelinek <jakub@redhat.com>
10078 PR middle-end/51761
10079 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
10080 * gimplify.c (gimplify_cleanup_point_expr): Save and set
10081 in_cleanup_point_expr before gimplify_stmt call and restore it
10083 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
10084 in_cleanup_point_expr is false.
10086 2012-01-05 Richard Guenther <rguenther@suse.de>
10088 PR middle-end/51764
10089 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
10091 * toplev.c (process_options): Reject combining mudflap and LTO.
10092 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
10094 2012-01-05 Richard Guenther <rguenther@suse.de>
10096 PR tree-optimization/51760
10097 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
10099 (bit_value_unop): Handle UNDEFINED operands.
10100 (bit_value_binop): Likewise.
10102 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
10104 * config/avr/avr.c (avr_replace_prefix): Remove.
10105 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
10106 (avr_asm_function_rodata_section): Ditto.
10107 (avr_asm_select_section): Ditto.
10109 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
10111 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
10114 2012-01-05 Jakub Jelinek <jakub@redhat.com>
10117 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
10118 calls that have any non-fake successor edges.
10121 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
10123 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
10125 PR tree-optimization/51624
10126 * tree-sra.c (build_ref_for_model): When replicating a chain of
10127 COMPONENT_REFs, stop as soon as the offset would become negative.
10129 2012-01-04 Jakub Jelinek <jakub@redhat.com>
10132 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
10133 in .debug_loc on the floor.
10135 2012-01-04 Andrew Pinski <apinski@cavium.com>
10137 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
10139 2012-01-04 Andrew Pinski <apinski@cavium.com>
10140 Adam Nemet <anemet@caviumnetworks.com>
10142 * config/mips/mips.md (size): Add SI and DI.
10143 (SIZE): New mode attribute.
10144 (U): New code attribute.
10145 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
10146 (mips_lbux_<mode>): Delete.
10147 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
10148 (mips_lhx): Use gen_mips_lhx_extsi.
10149 (mips_lhx_<mode>): Delete.
10150 (mips_lwx): Delete.
10151 (mips_l<size>x): New expand.
10152 (mips_lwx_<mode>): Delete.
10153 (mips_l<GPR:size>x_<P:mode>): New pattern.
10154 (*mips_lw<u>x_<P:mode>_ext): Likewise.
10155 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
10156 * config/mips/mips.c (mips_lx_address_p): New function.
10157 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
10158 (dsp64): New availability predicate.
10159 (mips_builtins): Add an entry for __builtin_mips_ldx.
10160 * config/mips/mips.h (ISA_HAS_LBX): New define.
10161 (ISA_HAS_LBUX): Likewise.
10162 (ISA_HAS_LHX): Likewise.
10163 (ISA_HAS_LHUX): Likewise.
10164 (ISA_HAS_LWX): Likewise.
10165 (ISA_HAS_LWUX): Likewise.
10166 (ISA_HAS_LDX): Likewise.
10167 * doc/extend.texi (__builtin_mips_ldx): Document.
10169 2012-01-04 Tristan Gingold <gingold@adacore.com>
10171 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
10172 when long pointers are used.
10173 * config.build (*-*-*vms*): Handle all OpenVMS targets.
10174 (alpha64-dec-*vms*, alpha*-dec-*vms*)
10175 (ia64-hp-*vms*): Remove.
10176 * config/vms/xm-vms64.h: Delete.
10178 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
10180 PR middle-end/51472
10181 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
10183 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
10185 * opts.c (finish_options): Remove duplicate sorry.
10187 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
10189 PR middle-end/51696
10190 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
10193 2012-01-04 Richard Guenther <rguenther@suse.de>
10195 PR middle-end/51750
10196 * tree.c (size_low_cst): New function.
10197 * tree.h (size_low_cst): Declare.
10198 * fold-const.c (fold_comparison): Use it to extract the low
10199 part of the POINTER_PLUS_EXPR offset.
10201 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
10203 Fix clearing ZERO_REG
10204 * config/avr/avr.md (cc): Add alternative "ldi".
10205 (movqi_insn): Use it in cc attribute.
10206 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
10207 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
10208 (output_reload_insisf): Use ZERO_REG to pre-clear register.
10210 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10212 * configure: Regenerate.
10214 2012-01-04 Richard Guenther <rguenther@suse.de>
10216 PR tree-optimization/49651
10217 * tree-ssa-structalias.c (type_can_have_subvars): New function.
10218 (var_can_have_subvars): Use it.
10219 (get_constraint_for_1): Only consider subfields if there can be any.
10221 2012-01-03 Jakub Jelinek <jakub@redhat.com>
10224 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
10225 to its new canonical_cselib_val and the cselib_val was in
10226 first_containing_mem chain, but the canonical_cselib_val was not,
10227 add the latter into the chain.
10228 (cselib_invalidate_mem): Compare canonical_cselib_val of
10229 addr_list chain elt with v.
10232 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
10233 dwarf2out_undef): Allocate e.info using ggc_strdup instead
10235 (output_macinfo_op): Don't ggc_strdup fd->filename.
10236 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
10237 then ggc_strdup it. Don't free inc->info or cur->info.
10238 (output_macinfo): Don't free ref->info or file->info.
10240 2012-01-03 Ira Rosen <irar@il.ibm.com>
10242 PR tree-optimization/51269
10243 * tree-vect-loop-manip.c (set_prologue_iterations): Make
10244 first_niters a pointer.
10245 (slpeel_tree_peel_loop_to_edge): Likewise.
10246 (vect_do_peeling_for_loop_bound): Update call to
10247 slpeel_tree_peel_loop_to_edge.
10248 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
10249 here. Remove it from the parameters list.
10250 (vect_do_peeling_for_alignment): Update calls and compute
10251 wide_prolog_niters.
10253 2012-01-03 Richard Guenther <rguenther@suse.de>
10255 PR tree-optimization/51070
10256 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
10257 Properly handle calls.
10259 2012-01-03 Richard Guenther <rguenther@suse.de>
10261 PR tree-optimization/51692
10262 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
10263 the LHS of allocation stmts.
10265 2012-01-03 Olivier Hainque <hainque@adacore.com>
10267 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
10269 2012-01-03 Olivier Hainque <hainque@adacore.com>
10271 * collect2.c (main): In AIX specific computations for vector
10272 insertions, use CONST_CAST2 to cast from char ** to const char **.
10274 2012-01-03 Richard Guenther <rguenther@suse.de>
10277 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
10278 the context of a limbo DIE when it does not already exist.
10280 2012-01-03 Jakub Jelinek <jakub@redhat.com>
10282 PR tree-optimization/51719
10283 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
10284 but direct call is, clear direct call's lhs and don't add fallthrough
10285 edge from dcall_bb to join_bb and PHIs.
10287 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10289 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
10290 the instructions emitted by the pattern.
10291 ("*TDC_insn_<mode>"): Add comment.
10293 2012-01-03 Richard Guenther <rguenther@suse.de>
10295 PR middle-end/51730
10296 * fold-const.c (fold_comparison): Properly canonicalize
10297 tree offset and HOST_WIDE_INT bit position.
10299 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
10301 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
10302 operands for extzv pattern.
10304 2012-01-02 Jakub Jelinek <jakub@redhat.com>
10307 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
10310 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
10312 * doc/invoke.texi (-flto and related options): Copy-edit.
10314 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
10316 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
10318 2012-01-02 Jakub Jelinek <jakub@redhat.com>
10320 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
10323 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
10325 * expr.h (move_by_pieces_ninsns): Declare.
10326 * expr.c (move_by_pieces_ninsns): Make external.
10327 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
10328 (mips_store_by_pieces_p): Likewise.
10329 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
10330 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
10331 * config/mips/mips.c (mips_move_by_pieces_p): New function.
10332 (mips_store_by_pieces_p): Likewise.
10334 2012-01-02 Jakub Jelinek <jakub@redhat.com>
10336 * passes.c (register_one_dump_file): Free full_name.
10338 * reload1.c (reload): Don't allocate reg_max_ref_width here.
10339 (calculate_elim_costs_all_insns): Free offsets_at and
10340 offsets_known_at at the end and clear the pointers.
10342 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10344 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
10345 this option introduced in r180739.
10347 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10350 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
10351 (tmake_file target=avr): Add avr/t-multilib.
10353 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
10354 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
10355 * config/avr/genmultilib.awk: New file.
10356 * config/avr/t-multilib: New auto-generated file.
10357 * config/avr/multilib.h: New auto-generated file.
10358 * config/avr/t-avr (AVR_MCUS): New variable.
10359 (genopt.sh): Use it.
10360 (s-mlib): Depend on t-multilib.
10361 (t-multilib, multilib.h): New dependencies.
10362 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
10363 (MULTILIB_OPTIONS): Remove.
10364 (MULTILIB_MATCHES): Remove.
10365 (MULTILIB_DIRNAMES): Remove.
10366 (MULTILIB_EXCEPTIONS): Remove:
10367 * config/avr/genopt.sh: Don't use hard coded file name;
10368 pass AVR_MCUS from t-avr instead.
10370 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10372 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
10374 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10376 Implement light-weight DImode support.
10377 * config/avr/avr-dimode.md: New file.
10378 * config/avr/avr.md: Include it.
10379 (adjust_len): Add plus64, compare64.
10380 (HIDI): Remove code iterator.
10381 (code_stdname): New code attribute.
10382 (rotx, rotsmode): Remove DI.
10383 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
10385 * config/avr/avr-protos.h (avr_have_dimode): New.
10386 (avr_out_plus64, avr_out_compare64): New.
10387 * config/avr/avr.c (avr_out_compare): Handle DImode.
10388 (avr_have_dimode): New variable definition and initialization.
10389 (avr_out_compare64, avr_out_plus64): New functions.
10390 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
10391 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
10392 (avr_compare_pattern): Skip DImode comparisons.
10394 2012-01-02 Revital Eres <revital.eres@linaro.org>
10396 * ddg.c (def_has_ccmode_p): New function.
10397 (add_cross_iteration_register_deps,
10398 create_ddg_dep_from_intra_loop_link): Call it.
10400 2012-01-02 Richard Guenther <rguenther@suse.de>
10403 * invoke.texi (fassociative-math): Remove spurious paranthesis.
10405 2012-01-01 Jakub Jelinek <jakub@redhat.com>
10407 * gcc.c (process_command): Update copyright notice dates.
10408 * gcov.c (print_version): Likewise.
10409 * gcov-dump.c (print_version): Likewise.
10410 * mips-tfile.c (main): Likewise.
10411 * mips-tdump.c (main): Likewise.
10413 2012-01-01 Ira Rosen <irar@il.ibm.com>
10415 PR tree-optimization/51704
10416 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
10417 a use is inside the basic block or loop before accessing its vect info.
10419 2012-01-01 Jan Hubicka <jhjh@suse.cz>
10421 PR rtl-optimization/51069
10422 * cfgloopmanip.c (remove_path): Removing path making irreducible
10423 region unconditional makes BB part of the region.
10425 2012-01-01 Jakub Jelinek <jakub@redhat.com>
10427 PR tree-optimization/51683
10428 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
10429 calls with side-effects.
10430 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
10432 Copyright (C) 2012 Free Software Foundation, Inc.
10434 Copying and distribution of this file, with or without modification,
10435 are permitted in any medium without royalty provided the copyright
10436 notice and this notice are preserved.