1 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
4 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
5 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
6 * doc/md.texi (Standard Names): Add bswap.
7 * builtin-types.def (BT_UINT16): New primitive type.
8 (BT_FN_UINT16_UINT16): New function type.
9 * builtins.def (BUILT_IN_BSWAP16): New.
10 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
11 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
13 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
14 (fold_builtin_1): Likewise.
15 (is_inexpensive_builtin): Likewise.
16 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
17 missing bits for bswap to libcall code.
18 * tree.c (build_common_tree_nodes): Build uint16_type_node.
19 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
20 (uint16_type_node): New define.
21 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
22 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
24 (rs6000_init_builtins): Likewise.
25 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
27 2012-04-11 Tristan Gingold <gingold@adacore.com>
29 * doc/extend.texi (Type Attributes): Move paragraph.
31 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
34 * diagnostic.h (show_caret): Declare.
35 (caret_max_width): Declare.
36 (diagnostic_show_locus): Declare.
37 * diagnostic.c (diagnostic_initialize): Initialize to false.
38 (diagnostic_show_locus): New.
39 (diagnostic_report_diagnostic): Call it.
40 (getenv_columns): New.
42 (diagnostic_set_caret_max_width): New.
43 * input.c (read_line): New.
44 (location_get_source_line): New.
45 * input.h (location_get_source_line): Declare.
46 * toplev.c (general_init): Initialize show_caret from options.
47 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
48 * opts.c (common_handle_option): Likewise.
49 * pretty-print.h (pp_get_prefix): New.
50 (pp_base_get_prefix): New.
51 * common.opt (fdiagnostics-show-caret): New option.
52 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
54 2012-04-11 Richard Guenther <rguenther@suse.de>
56 PR rtl-optimization/52881
57 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
59 2012-04-11 Richard Guenther <rguenther@suse.de>
61 PR tree-optimization/52912
62 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
63 manipulation code we are threading through a loop header
64 to an exit destination.
66 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
68 * tree.h (warn_if_unused_value): Move declaration from here.
69 * stmt.c (warn_if_unused_value): Move definition from here.
71 2010-04-10 Michael Matz <matz@suse.de>
73 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
75 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
76 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
77 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
78 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
79 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
80 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
81 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
82 (vect_record_strided_load_vectors): Rename to
83 vect_record_grouped_load_vectors.
84 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
85 Rename use of above macros.
86 (vect_verify_datarefs_alignment): Ditto.
87 (vector_alignment_reachable_p): Ditto.
88 (vect_peeling_hash_get_lowest_cost): Ditto.
89 (vect_enhance_data_refs_alignment): Ditto.
90 (vect_analyze_group_access): Ditto and rename stride to groupsize.
91 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
92 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
93 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
94 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
95 (vect_record_strided_load_vectors): Rename to
96 vect_record_grouped_load_vectors.
97 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
98 (destroy_loop_vec_info): Ditto.
99 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
100 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
101 (vect_analyze_slp): Ditto.
102 (new_bb_vec_info): Ditto.
103 (destroy_bb_vec_info): Ditto.
104 (vect_schedule_slp_instance): Ditto and rename strided_store to
106 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
107 vect_cost_group_size.
108 (vect_model_store_cost): Rename use of above macros and call
109 to vect_cost_strided_group_size.
110 (vect_model_load_cost): Ditto.
111 (vectorizable_store): Ditto, rename strided_store to grouped_store
112 and calls to renamed tree-vectorizer.h functions.
113 (vectorizable_load): Ditto.
114 (vect_transform_stmt): Rename use of above macros and strided_store
117 2012-04-10 Jan Hubicka <jh@suse.cz>
119 * cgraph.h: Remove misledaing comment on ipa-ref.h.
120 (symtab_type): New enum.
121 (symtab_node): New structure.
122 (cgraph_node, varpool_node): Add symbol base type.
123 (cgraph, varpool): New accestor functions.
124 * cgraph.c (cgraph_create_node_1): Set symbol type.
125 * varpool.c (varpool_node): Set symbol type.
127 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
128 Richard Sandiford <rdsandiford@googlemail.com>
130 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
132 2012-04-10 Richard Guenther <rguenther@suse.de>
135 * gimple-low.c (gimple_check_call_args): Properly account for
136 compatible aggregate types.
138 2012-04-10 Richard Guenther <rguenther@suse.de>
140 * toplev.h (tree_rest_of_compilation): Remove.
141 * tree-optimize.c (tree_rest_of_compilation): Likewise.
142 * cgraph.h (tree_rest_of_compilation): Declare.
143 * tree-optimize.c (tree_rest_of_compilation): Move ...
144 * cgraphunit.c (tree_rest_of_compilation): ... here.
145 * cgraph.c (cgraph_add_new_function): Adjust.
146 * Makefile.in (tree-optimize.o): Adjust.
147 (cgraphunit.o): Likewise.
149 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
151 PR tree-optimization/52870
152 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
153 presumed pattern statement is within the same loop or basic block.
155 2012-04-10 Tristan Gingold <gingold@adacore.com>
157 * gengtype.c (main): Make uintptr_t a known type.
159 2012-04-10 Richard Guenther <rguenther@suse.de>
161 * tree-pass.h (tree_lowering_passes): Remove.
162 * tree-optimize.c (tree_lowering_passes): Remove.
163 * cgraph.c (cgraph_add_new_function): Inline relevant parts
164 of tree_lowering_passes, avoid redundant call of early local
166 * cgraphunit.c (cgraph_lower_function): Fold into ...
167 (cgraph_analyze_function): ... its single caller. Inline
168 relevant parts of tree_lowering_passes.
170 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
173 * config/pa/pa.opt: Remove SIO and GNU_LD.
175 2012-04-09 Jan Hubicka <jh@suse.cz>
180 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the boundary,
182 * lto.c (add_references_to_partition): Add also aliased nodes.
183 (add_cgraph_node_to_partition,
184 add_varpool_node_to_partition): Work on nodes, not functions/variables;
185 when adding alias, add also the aliased object.
187 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
190 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
191 VOIDmode immediate operands.
192 * config/i386/constraints.md (Wz): New constraint.
193 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
195 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
198 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
199 the DECL generated for the special GOT helper.
201 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
203 * config/sh/constraints.md: Update list of constraints in
205 (Sr0): Remove unused memory constraint.
207 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
209 * tree-pretty-print.h: Update comment.
211 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
213 * config/sh/sh.md: Use braced string notation where applicable.
214 (*prefetch_i4, prefetch_m2a): Merge into ...
215 (*prefetch): ... this new insn.
217 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
219 * config/sh/sh.h (high_life_started): Remove
220 * config/sh/predicates.md (general_movdst_operand): Use
221 'reload_in_progress' instead of 'high_life_started'.
222 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
223 divsi_inv_fp): Likewise.
225 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
227 * config/sh/sh-protos.h (prepare_move_operands): Return void
229 * config/sh/sh.c (prepare_move_operands): Likewise.
230 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
232 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
234 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
235 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
236 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
237 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
238 commutative_float_operator, noncommutative_float_operator,
239 sh_handle_pragma): Remove.
241 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
243 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
244 Use @option markup on command-line options. Use @samp markup on
245 literal keywords to options. Use @code markup on code fragments.
246 Use other markup in preference to quotation marks in the text.
247 Add markup to some passages without any.
249 2012-04-06 Mike Stump <mikestump@comcast.net>
251 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
253 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
255 * config/sh/sh.c (hi_const): Remove.
256 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
259 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
261 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
263 * config/sh/sh.c (sh_expand_t_scc): Likewise.
264 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
265 calling sh_expand_t_scc.
267 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
269 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
270 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
271 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
272 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
273 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
274 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
275 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
276 sh2a_is_function_vector_call): Use bool as return type.
277 (sh_pass_in_reg_p): Remove.
278 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
279 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
280 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
281 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
282 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
283 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
284 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
285 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
286 sh_loads_bankedreg_p): Use bool as return type.
287 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
290 2012-04-06 Matt Turner <mattst88@gmail.com>
292 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
294 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
296 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
297 of the destination isn't also a FP_REGS register.
299 2012-04-05 Teresa Johnson <tejohnson@google.com>
300 H.J. Lu <hongjiu.lu@intel.com>
302 * config/i386/i386.h (ix86_tune_indices): Add
304 * config/i386/i386.md (move immediate to memory peephole2):
305 Add cases for HImode move when LCP stall avoidance is needed.
306 * config/i386/i386.c (initial_ix86_tune_features): Initialize
307 X86_TUNE_LCP_STALL entry.
309 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
312 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
313 CONST_INT operands, zero-extended with AND.
315 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
318 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
319 first argument instead of mode size. Move displacement calculations
321 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
322 ... these new functions.
323 (disp_adjust): Remove max_mov_disp field.
324 (sh_legitimate_index_p): Use max_mov_insn_displacement and
325 mov_insn_alignment_mask.
326 (sh_address_cost): Use max_mov_insn_displacement.
328 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
330 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
331 (arch_enabled): Handle new arch types.
332 (one_cmpldi2): Add NEON support.
334 2012-04-05 Richard Guenther <rguenther@suse.de>
336 * gimple.c (walk_gimple_op): Compute val_only for the LHS
337 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
338 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
339 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
340 ... here and make static.
341 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
344 2012-04-05 Richard Guenther <rguenther@suse.de>
346 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
347 basic-block before removing it.
349 2012-04-05 Richard Guenther <rguenther@suse.de>
351 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
352 version namespace as we release the freelist.
354 2012-04-05 Richard Guenther <rguenther@suse.de>
356 * tree-nrv.c (tree_nrv): Release VDEFs.
357 * tree-sra.c (sra_modify_constructor_assign): Likewise.
358 (sra_modify_assign): Likewise.
359 * tree-vect-stmts.c (vect_remove_stores): Likewise.
360 * tree-vect-loop.c (vect_transform_loop): Likewise.
361 * tree-ssa-dom.c (optimize_stmt): Likewise.
362 * tree-vect-slp.c (vect_schedule_slp): Likewise.
363 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
365 2012-04-05 Richard Guenther <rguenther@suse.de>
367 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
369 * gimple.h (gsi_remove): Adjust.
370 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
371 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
372 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
373 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
374 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
375 * tree-ssa-pre.c (eliminate): Likewise.
377 2012-04-04 Mike Stump <mikestump@comcast.net>
379 * doc/rtl.texi (const_double): Document as sign-extending.
380 * expmed.c (expand_mult): Ensure we don't use shift
382 * emit-rtl.c (immed_double_int_const): Refine to state the
384 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
385 CONST_DOUBLE integers.
386 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
387 negative values are converted. Fix conversions bigger than
388 HOST_BITS_PER_WIDE_INT.
389 (simplify_binary_operation_1): Ensure we don't use shift
391 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
392 * explow.c (plus_constant_mode): Add.
393 (plus_constant): Implement with plus_constant_mode.
394 * rtl.h (plus_constant_mode): Add.
396 2012-04-04 Richard Guenther <rguenther@suse.de>
398 PR tree-optimization/52808
399 * tracer.c (tail_duplicate): Do not tail-duplicate loop header
401 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
403 2012-04-04 Tristan Gingold <gingold@adacore.com>
405 * expr.c (expand_expr_real_2): Handle larger sizetype in
408 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
410 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
411 to m2a-single instead of m2e.
413 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
415 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
416 Change type of BITOFFSET to signed. Make sure the lower bound of
417 the computed range is non-negative by adjusting OFFSET and BITPOS.
418 (expand_assignment): Adjust call to get_bit_range.
420 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
422 * h8300/h8300.c (h8300_current_function_monitor_function_p):
423 New function. Added to check monitor functions.
424 (h8300_option_override): Modified to generate error/warning
425 messages for invalid combinations of different command line
427 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
428 save EXR on stack for monitor function in case of H8S target
429 when "-mno-exr" is passed.
430 * h8300/h8300-protos.h
431 (h8300_current_function_monitor_function_p): Add prototype.
432 * doc/invoke.texi: Document H8S options.
434 2012-04-03 Tristan Gingold <gingold@adacore.com>
436 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
437 of gcc_AC_FUNC_MMAP_BLACKLIST.
438 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
439 * Makefile.in (aclocal_deps): Add mmap.m4.
440 * configure: Regenerate.
441 * aclocal.m4: Regenerate.
443 2012-04-03 Richard Guenther <rguenther@suse.de>
445 PR tree-optimization/52808
446 * tracer.c (tail_duplicate): Return whether we have duplicated
448 (tracer): If we have duplicated any block, cleanup the CFG.
449 * cfghooks.c (duplicate_block): If we duplicated a loop
450 header but not its loop, destroy the loop because it now has
452 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
453 the cfg manipulation routines we are not creating a multiple
456 2012-04-03 Tristan Gingold <gingold@adacore.com>
458 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
460 (vms_c_common_override_options): Allow parameterless variadic
463 2012-04-03 Jakub Jelinek <jakub@redhat.com>
465 PR tree-optimization/52835
466 * tree-data-ref.c (build_rdg): Return NULL if
467 compute_data_dependences_for_loop failed.
469 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
471 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
472 for REAL_CST as well.
473 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
474 In the bitfield case, if the value is a REAL_CST, convert it first to
477 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
479 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
480 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
481 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
483 * config/i386/biarchx32.h: New.
485 2012-04-02 Anatoly Sokolov <aesok@post.ru>
487 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
488 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
489 (arm_preferred_reload_class): New function.
491 2012-04-02 Richard Guenther <rguenther@suse.de>
493 PR tree-optimization/52756
494 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
495 (thread_through_loop_header): After threading through the loop latch
496 remove the split part from the loop and clear further threading
497 opportunities that would create a multiple entry loop.
499 2012-04-02 Richard Guenther <rguenther@suse.de>
501 PR rtl-optimization/52800
502 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
505 2012-04-02 Richard Guenther <rguenther@suse.de>
508 * loop-init.c (gate_handle_loop2): Destroy loops here if
509 we don't enter RTL loop optimizers.
511 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
514 2012-03-29 Richard Guenther <rguenther@suse.de>
516 * rtl.h (extended_count): Remove.
517 * combine.c (extended_count): Remove.
519 2012-04-02 Dodji Seketeli <dodji@redhat.com>
522 * pt.c (more_specialized_fn): Don't apply decay conversion to
523 types of function parameters.
525 2012-04-02 Tristan Gingold <gingold@adacore.com>
527 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
528 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
529 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
530 (ggc_pch_this_base): Use uintptr_t instead of size_t.
532 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
535 * config/i386/i386.c (ix86_option_override_internal): Don't
536 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
538 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
540 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
541 (stmt_can_make_abnormal_goto): Use it.
542 (is_ctrl_altering_stmt): Likewise.
544 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
545 Kaz Kojima <kkojima@gcc.gnu.org>
547 * config/sh/sh.c (push_regs): Skip banked registers when
548 resbank attribute is specified.
549 (sh_expand_epilogue): Likewise.
551 2012-03-30 Richard Henderson <rth@redhat.com>
554 * combine-stack-adj.c (prev_active_insn_bb): New.
555 (next_active_insn_bb): New.
556 (force_move_args_size_note): New.
557 (combine_stack_adjustments_for_block): Use it.
559 2012-03-30 Richard Henderson <rth@redhat.com>
561 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
562 (ix86_expand_vector_init_duplicate): Initialize it.
563 (expand_vec_perm_palignr): Likewise.
564 (ix86_expand_vec_perm_const): Likewise.
565 (ix86_vectorize_vec_perm_const_ok): Likewise.
566 (expand_vec_perm_blend): Use it.
567 (expand_vec_perm_vpermil): Likewise.
568 (expand_vec_perm_pshufb): Likewise.
569 (expand_vec_perm_1): Likewise.
570 (expand_vec_perm_pshuflw_pshufhw): Likewise.
571 (expand_vec_perm_interleave2): Likewise.
572 (expand_vec_perm_vpermq_perm_1): Likewise.
573 (expand_vec_perm_vperm2f128): Likewise.
574 (expand_vec_perm_interleave3): Likewise.
575 (expand_vec_perm_vperm2f128_vblend): Likewise.
576 (expand_vec_perm_vpshufb2_vpermq): Likewise.
577 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
578 (expand_vec_perm_broadcast): Likewise.
579 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
581 2012-03-30 Richard Henderson <rth@redhat.com>
583 * dwarf2out.c (gen_variable_die): Initialize off.
585 2012-03-30 Tristan Gingold <gingold@adacore.com>
587 * config/vms/vms-f.c: New file.
588 * config/vms/t-vms (vms-f.o): New rule.
589 * config.gcc (*-*-*vms*): Define fortran_target_objs.
591 2012-03-30 Richard Guenther <rguenther@suse.de>
593 PR tree-optimization/52754
594 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
595 propagate arbitrary addresses into really plain dereferences.
597 2012-03-30 Richard Guenther <rguenther@suse.de>
600 * except.c (emit_to_new_bb_before): Move loop updating ...
601 (dw2_build_landing_pads): ... here. Use a proper block for
602 querying the loop father.
604 2012-03-30 Tristan Gingold <gingold@adacore.com>
606 * config/ia64/ia64.c (ia64_section_type_flags): Remove
607 common_object attribute handling.
608 (SECTION_VMS_OVERLAY): Remove
609 (ia64_vms_common_object_attribute): Replace abort with an assert.
610 Do not set DECL_SECTION_NAME.
611 (ia64_vms_output_aligned_decl_common): Handle common_object
613 (ia64_vms_elf_asm_named_section): Remove.
614 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
616 2012-03-30 Richard Guenther <rguenther@suse.de>
619 * double-int.c (rshift_double): Remove not needed cast.
621 2012-03-30 Richard Guenther <rguenther@suse.de>
623 * tree-affine.h (print_aff): Remove.
624 * tree-affine.c (print_aff): Make static.
625 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
626 (get_references_in_stmt): Likewise.
627 (print_direction_vector): Likewise.
628 (print_dir_vectors): Likewise.
629 (print_dist_vectors): Likewise.
630 (dump_subscript): Likewise.
631 (dump_ddrs): Likewise.
632 (dump_dist_dir_vectors): Likewise.
633 (dump_data_references): Likewise.
634 (dump_data_dependence_relation): Likewise.
635 (dump_data_dependence_direction): Likewise.
636 (dump_rdg_vertex): Likewise.
637 (dump_rdg_component): Likewise.
638 (debug_ddrs): Declare.
639 (struct data_ref_loc_d): Move ...
640 * tree-data-ref.c (struct data_ref_loc_d): ... here.
641 (get_references_in_stmt): Make static.
642 (dump_data_references): Likewise.
643 (dump_subscript): Likewise.
644 (print_direction_vector): Likewise.
645 (print_dir_vectors): Likewise.
646 (print_dist_vectors): Likewise.
647 (dump_data_dependence_relation): Likewise.
648 (dump_dist_dir_vectors): Likewise.
649 (dump_ddrs): Likewise.
650 (dump_rdg_vertex): Likewise.
651 (dump_rdg_component): Likewise.
652 (debug_ddrs): New function.
653 (access_matrix_get_index_for_parameter): Remove.
655 2012-03-30 Tristan Gingold <gingold@adacore.com>
657 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
658 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
659 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
660 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
661 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
662 (vms_patch_builtins): Handle new flags
663 * config/vms/vms-crtlmap.map: Completed using nm on
664 c and math system libraries.
665 * config/vms/make-crtlmap.awk: Handle any number of flags.
667 2012-03-30 Martin Jambor <mjambor@suse.cz>
669 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
670 is a builtin_stack_save in a dominating BB.
672 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
674 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
675 crossing 128bit lane boundary.
677 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
679 * ira-color.c (setup_left_conflict_sizes_p): Process all
682 2012-03-29 Jakub Jelinek <jakub@redhat.com>
684 PR tree-optimization/52760
685 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
686 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
688 2012-03-29 Richard Guenther <rguenther@suse.de>
690 * cgraph.h (cgraph_materialize_all_clones): Remove.
691 (reset_inline_failed): Likewise.
692 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
693 * cgraphbuild.c (reset_inline_failed): Remove.
694 * rtl.h (cse_main): Remove.
695 (extended_count): Likewise.
696 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
697 (cse_main): Make static.
698 * combine.c (extended_count): Remove.
699 (dump_combine_stats): Mark as DEBUG_FUNCTION.
700 * basic-block.h (reorder_basic_blocks): Remove.
701 * bb-reorder.c (reorder_basic_blocks): Make static.
702 * Makefile.in (dse.o): Remove dse.h dependency.
704 * dse.c (gate_dse): Remove.
705 (clear_alias_mode_eq): Likewise.
706 (clear_alias_mode_hash): Likewise.
707 (dse_record_singleton_alias_set): Likewise.
708 (dse_invalidate_singleton_alias_set): Likewise.
710 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
712 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
713 crtbegin_so%O%s for -shared.
714 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
716 2012-03-29 Richard Guenther <rguenther@suse.de>
718 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
719 (add_to_value): Remove.
720 (print_value_expressions): Likewise.
721 * tree-ssa-pre.c (add_to_value): Make static.
722 (print_value_expressions): Likewise.
723 * gimple.h (gimple_adjust_this_by_delta): Remove.
724 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
726 2012-03-29 Richard Guenther <rguenther@suse.de>
729 * double-int.h (rshift_double): Remove.
730 * double-int.c (lshift_double): Use absu_hwi to make count
732 (rshift_double): Make static, take unsigned count argument,
733 remove handling of negative count argument.
734 (double_int_rshift): Dispatch to lshift_double.
736 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
738 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
741 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
742 (SPEC_X32): Likewise.
743 (MULTILIB_DEFAULTS): Likewise.
745 * config/i386/i386.c (isa_opts): Remove -m64.
746 (ix86_target_string): Properly handle -m32/-m64/-mx32.
747 (ix86_option_override_internal): Properly
748 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
749 handle -m32, -m64 and -mx32.
751 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
752 with OPTION_ABI_X32. Moved after TARGET_LP64.
753 (TARGET_LP64): Changed to OPTION_ABI_64.
755 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
756 (mx32): Replace ISA_X32 with ABI_X32.
758 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
760 * tree.c (tree_size) <VECTOR_CST>: New case.
762 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
764 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
765 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
767 2012-03-28 Jakub Jelinek <jakub@redhat.com>
770 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
771 __builtin_va_start to __builtin_next_arg if the latter is
772 builtin_decl_explicit_p rather than when it is not.
775 * tree-vect-generic.c (vector_element): Perform multiplication
776 for pos in bitsizetype type instead of idx type.
778 2012-03-28 Richard Guenther <rguenther@suse.de>
780 * loop-init.c (loop_optimizer_init): If loops are preserved
781 perform incremental initialization of required loop features.
782 (loop_optimizer_finalize): If loops are to be preserved only
783 clean up optional loop features.
784 (rtl_loop_done): Forcefully free loops here.
785 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
786 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
788 (construct_init_block): Likewise.
789 (construct_exit_block): Likewise.
790 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
791 the CFG after expanding.
792 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
793 If we needed to calculate them, free them afterwards.
794 * tree-pass.h (PROP_loops): New define.
795 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
796 * basic-block.h (CLEANUP_CFG_CHANGED): New.
797 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
798 (cleanup_cfg): If we did something and have loops around, fix them up.
799 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
800 with CLEANUP_CFG_CHANGED.
801 * cfghooks.c (merge_blocks): If we merge a loop header into
802 its predecessor, update the loop structure.
803 (duplicate_block): If we copy a loop latch, adjust loop state
804 to note we may have multiple latches.
805 (delete_basic_block): Mark loops for fixup if we remove a loop.
806 * cfganal.c (forwarder_block_p): Protect loop latches, headers
808 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
809 (cfg_layout_can_merge_blocks_p): Likewise.
810 * cprop.c (bypass_block): If we create a loop with multiple
811 entries, mark it for removal.
812 * except.c (emit_to_new_bb_before): Add the new basic-block
814 * tree-eh.c (lower_resx): Likewise.
815 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
816 (expand_omp_taskreg): Likewise.
817 * tree-inline.c (initialize_cfun): Likewise.
818 * tree-mudflap.c (add_bb_to_loop): Prototype.
819 (mf_build_check_statement_for): Properly add new basic-blocks
821 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
823 (thread_through_loop_header): Likewise.
824 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
825 new basic-blocks to existing loops.
826 (expand_transaction): Likewise.
827 * Makefile.in (except.o): Add $(CFGLOOP_H).
829 (cgraph.o): Likewise.
831 (cfgexpand.o): Likewise.
832 (cfganal.o): Likewise.
833 (trans-mem.o): Likewise.
834 (tree-eh.o): Likewise.
836 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
839 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
840 (avr_builtin_decl): New static function.
841 (struct avr_builtin_description, avr_bdesc): Move up.
842 Add GTY marker. Add field fndecl. Remove redundant field id.
843 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
844 (avr_expand_builtin): Code cleanup because .id is removed.
846 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
849 * config.gcc (tm_file): Remove avr/multilib.h.
851 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
853 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
854 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
855 * config/avr/t-avr: Remove generation of multilib.h.
856 * config/avr/t-multilib: Regenerate.
857 * config/avr/multilib.h: Remove.
858 * config/avr/avr.opt (-msp8): New option.
859 (avr_sp8): New variable.
860 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
861 * config/avr/avr.h (AVR_HAVE_SPH): New define.
862 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
863 (avr_device_to_sp8): New prototype.
864 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
865 (DRIVER_SELF_SPECS): New define.
866 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
867 __AVR_SP8__, __AVR_HAVE_SPH__.
868 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
869 AVR_HAVE_8BIT_SP to decide if SP_H is present.
870 (avr_file_start): Ditto.
872 2012-03-28 Jakub Jelinek <jakub@redhat.com>
875 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
876 instead of 8 in adjust_address.
878 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
881 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
884 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
887 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
888 Rearrange conditional logic. Move displacement address calculations
890 (sh_find_mov_disp_adjust): ... this new function.
892 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
894 * config/arm/arm.opt (mapcs): Remove MaskExists.
895 * config/cris/linux.opt (mno-gotplt): Likewise.
896 * config/i386/i386.opt (mhard-float): Likewise.
898 (mno-sse4): Likewise.
899 * config/m68k/m68k.opt (mhard-float): Likewise.
900 * config/mep/mep.op (mcop32): Likewise.
901 * config/pa/pa-hpux.opt (msio): Likewise.
902 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
903 * config/picochip/picochip.opt (mlittle): Likewise.
904 * config/sh/sh.opt (mrenesas): Likewise.
905 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
906 * config/sparc/sparc.opt (mhard-float): Likewise.
907 * config/v850/v850.opt (mv850es): Likewise.
908 * config/vax/vax.opt (mg-float): Likewise.
910 2012-03-27 Martin Jambor <mjambor@suse.cz>
913 * tree-sra.c (sra_modify_assign): Do not call
914 load_assign_lhs_subreplacements when working with an unscalarizable
917 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
920 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
922 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
923 * config/i386/i386.c: Include reload.h.
924 (ix86_legitimize_reload_address): New function.
926 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
928 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
929 hasn't been allocated. Define a target macro for Mask and
930 InverseMask if it hasn't been defined. Remove MaskExists handling.
932 * doc/options.texi: Remove MaskExists.
934 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
937 * config/sh/sh.c (find_barrier): Add equality check of last_got
938 to avoid going above orig insn. Update comments.
940 2012-03-27 Richard Guenther <rguenther@suse.de>
943 * fold-const.c (try_move_mult_to_index): Handle &x.array more
946 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
948 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
949 of a unit before computing the offset in units.
950 * expr.c (get_bit_range): Return the null range if the enclosing record
951 is part of a larger bit field.
953 2012-03-27 Tristan Gingold <gingold@adacore.com>
955 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
956 * config/ia64/ia64.md: Remove mode in template.
957 Sign extend operand in expand_simple_binop.
958 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
959 CASE_VECTOR_MODE instead of TARGET_ILP32.
960 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
962 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
964 * varasm.c (assemble_external): #if 0 out the new assert from the
965 previous commit, it breaks the Java and Go front ends.
967 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
969 * toplev.c (check_global_declaration_1): Do not call assemble_external.
970 * expr.c (emit_block_move_libcall_fn): Likewise.
971 (clear_storage_libcall_fn): Likewise.
972 (expand_expr_addr_expr_1): Likewise.
973 (expand_expr_real_1): Likewise.
974 * calls.c (rtx_for_function_call): Likewise.
976 * varasm.c (assemble_external): Assert this function is only called
977 during or after expanding to RTL.
979 2012-03-26 Martin Jambor <mjambor@suse.cz>
981 PR tree-optimization/50052
982 * tree-sra.c (tree_non_aligned_mem_p): Removed.
983 (tree_non_aligned_mem_for_access_p): Likewise.
984 (build_accesses_from_assign): Removed strict alignment requirements
986 (access_precludes_ipa_sra_p): Likewise.
988 2012-03-26 Richard Guenther <rguenther@suse.de>
990 PR tree-optimization/52701
991 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
992 compute and set the evolution part of PHI nodes.
994 2012-03-26 Richard Guenther <rguenther@suse.de>
996 PR tree-optimization/52721
997 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
999 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
1001 PR tree-optimization/52686
1002 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
1005 2012-03-26 Tristan Gingold <gingold@adacore.com>
1007 * config/alpha/vms.h (LINK_SPEC): Simplify.
1008 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
1009 (NAME__MAIN, SYMBOL__MAIN): Remove.
1010 (VMS_DEBUG_MAIN_POINTER): Remove.
1011 * config/ia64/vms.h: Likewise.
1012 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
1013 code to vms.c. Call vms_start_function.
1014 * config/ia64/ia64.c (ia64_start_function): Likewise.
1015 * config/vms/vms-protos.h (vms_start_function): Declare.
1016 * config/vms/vms.c (vms_start_function): New function.
1017 * config/vms/vms.h (MATH_LIBRARY): Define.
1018 (VMS_DEBUG_MAIN_POINTER): Define.
1020 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
1022 PR rtl-optimization/52629
1023 * reload1.c (count_pseudo): Short-circuit common case.
1024 (count_spilled_pseudo): Return early for pseudos without hard regs.
1025 Assert that the pseudo has got a hard reg before manipulating it.
1027 2012-03-24 Jan Hubicka <jh@suse.cz>
1030 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
1031 (decide_is_variable_needed): Do not handle toplevel reorder here.
1032 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
1033 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
1036 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
1038 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
1039 and str_bitsize instead of more convoluted expressions.
1041 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
1044 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
1046 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
1049 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
1051 2012-03-23 Martin Jambor <mjambor@suse.cz>
1053 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
1055 2012-03-23 Richard Guenther <rguenther@suse.de>
1057 PR tree-optimization/52678
1058 * tree-vectorizer.h (struct _stmt_vec_info): Add
1059 loop_phi_evolution_part member.
1060 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
1061 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
1062 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
1063 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
1064 Use the cached evolution part and the PHI nodes value from
1065 the loop preheader edge instead of re-analyzing the evolution.
1067 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1069 * config/mips/mips-tables.opt: Update.
1070 * config/mips/mips.md (processor): Add xlp.
1071 * config/mips/mips-cpus.def: Add xlp.
1072 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
1074 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
1075 * doc/invoke.texi: Mention XLP.
1077 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1080 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
1081 on any new_local_var_chain vars declared during recursing on
1082 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
1084 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
1086 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
1087 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
1088 (ASM_OUTPUT_LOCAL): Ditto.
1089 (ASM_OUTPUT_COMMON): Remove.
1090 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
1091 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
1093 2012-03-22 Jan Hubicka <jh@suse.cz>
1096 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
1098 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
1099 * ipa-inline-transform.c (save_inline_function_body): Remove
1100 copied clone if needed.
1101 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
1103 2012-03-22 Richard Guenther <rguenther@suse.de>
1106 * fold-const.c (fold_ternary_loc): Fix typo.
1108 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1111 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
1112 (unspecv): Add UNSPECV_MEMORY_BARRIER.
1113 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
1114 (delay_cycles_1, delay_cycles_2): Ditto.
1115 (delay_cycles_3, delay_cycles_4): Ditto.
1116 (nopv, *nopv): Ditto.
1117 (sleep, *sleep): Ditto.
1120 2012-03-22 Richard Guenther <rguenther@suse.de>
1122 PR tree-optimization/52548
1123 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
1124 because of clobbers.
1125 (prune_clobbered_mems): New function.
1126 (compute_antic_aux): Use it to prune ANTIC_OUT.
1127 (compute_partial_antic_aux): Use it to prune PA_IN.
1128 (compute_avail): Only insert expressions into EXP_GEN that are not
1129 invalidated when translated up to the beginning of the block.
1131 2012-03-22 Richard Guenther <rguenther@suse.de>
1133 PR tree-optimization/52638
1134 * tree-vect-stmts.c (vect_init_vector_1): New function, split
1136 (vect_init_vector): ... here. Handle scalar vector inits.
1137 (vect_get_vec_def_for_operand): Adjust.
1138 (vectorizable_load): Likewise.
1140 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
1142 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
1143 (alpha*-*-freebsd*): Ditto.
1144 (alpha*-*-netbsd*): Ditto.
1145 (alpha*-*-openbsd*): Ditto.
1146 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
1147 (DWARF2_DEBUGGING_INFO): Remove.
1148 (PREFERRED_DEBUGGING_TYPE): Remove.
1149 (ASM_FINAL_SPEC): Remove.
1150 (IDENT_ASM_OP): Remove.
1151 (ASM_OUTPUT_IDENT): Remove.
1152 (SKIP_ASM_OP): Remove.
1153 (ASM_OUTPUT_SKIP): Remove.
1154 (ALIGN_ASM_OP): Remove.
1155 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
1156 (ASM_OUTPUT_CASE_LABEL): Remove.
1157 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
1158 (COMMON_ASM_OP): Remove.
1159 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
1160 (ASCII_DATA_ASM_OP): Remove.
1161 (READONLY_DATA_SECTION_ASM_OP): Remove.
1162 (INIT_SECTION_ASM_OP): Remove.
1163 (FINI_SECTION_ASM_OP): Remove.
1164 (ASM_SECTION_START_OP): Remove.
1165 (ASM_OUTPUT_SECTION_START_FILE): Remove.
1166 (TARGET_ASM_NAMED_SECTION): Remove.
1167 (TARGET_ASM_SELECT_SECTION): Remove.
1168 (MAKE_DECL_ONE_ONLY): Remove.
1169 (TYPE_ASM_OP): Remove.
1170 (SIZE_ASM_OP): Remove.
1171 (ASM_WEAKEN_LABEL): Remove.
1172 (TYPE_OPERAND_FMT): Remove.
1173 (ASM_DECLARE_RESULT): Remove.
1174 (ASM_DECLARE_OBJECT_NAME): Remove.
1175 (ASM_FINISH_DECLARE_OBJECT): Remove.
1176 (ELF_ASCII_ESCAPES): Remove.
1177 (ELF_STRING_LIMIT): Remove.
1178 (STRING_ASM_OP): Remove.
1179 (ASM_OUTPUT_EXTERNAL): Remove.
1180 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
1181 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
1183 (ASM_DECLARE_FUNCTION_NAME): Ditto.
1184 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
1185 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
1186 (ASM_OUTPUT_SKIP): Ditto.
1187 (READONLY_DATA_SECTION_ASM_OP): Remove.
1188 (USER_LABEL_PREFIX): Remove.
1189 (ASM_OUTPUT_ASCII): Remove.
1190 (ASM_OUTPUT_CASE_LABEL): Remove.
1191 (NO_DOLLAR_IN_LABEL): Undefine.
1193 2012-03-22 Richard Guenther <rguenther@suse.de>
1195 PR tree-optimization/52459
1196 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
1197 PHI insertion for calls.
1199 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
1201 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
1202 find_sets_in_insn, canonicalize_insn): Split out from ...
1203 (cse_insn): ... here.
1204 (invalidate_from_clobbers): Take an insn instead of the pattern.
1206 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
1209 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
1210 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
1211 * config/sh/sh.md (sindf2, cosdf2): Remove.
1213 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
1216 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
1217 prologue for unwinder and profiler.
1219 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
1221 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
1222 Introduce emul_name to select the right linker emulation for
1223 powerpc64-*-freebsd*.
1224 * configure: Regenerate.
1225 * config.gcc: Add bits to support powerpc64-*-freebsd*.
1226 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
1227 * config/rs6000/freebsd64.h: New file.
1228 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
1230 (rs6000_savres_strategy): Likewise.
1231 (rs6000_savres_routine_name): Likewise.
1232 (rs6000_elf_file_end): Likewise.
1233 * config/rs6000/t-freebsd64: New file.
1234 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
1235 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
1237 * config/rs6000/freebsd64.h: Remove duplicated entries from last
1239 * config/rs6000/t-freebsd64: Likewise.
1241 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
1243 PR rtl-optimization/52543
1245 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
1246 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
1247 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
1248 (avr_load_libgcc_p): Restrict to __flash loads.
1249 (avr_out_lpm): Only handle 1-byte loads from __flash.
1250 (avr_load_lpm): New function.
1251 (avr_find_unused_d_reg): Remove.
1252 (avr_out_lpm_no_lpmx): Remove.
1253 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
1254 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
1255 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
1256 (load_<mode>, load_<mode>_clobber): New insns.
1257 (mov<mode>): For multi-byte move from non-generic
1258 16-bit address spaces: Expand to load_<mode> resp.
1259 load_<mode>_clobber.
1260 (load<mode>_libgcc): Remove expander.
1261 (split-lpmx): Remove split.
1263 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
1265 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
1266 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
1267 All callers changed.
1268 (Fixed_core_reg): New feature.
1269 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
1271 * neon-testgen.ml: Handle Fixed_core_reg.
1273 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
1275 * config/arm/arm.c (thumb2_reorg): Add complete support
1276 for 16-bit instructions.
1277 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
1279 2012-03-21 Richard Guenther <rguenther@suse.de>
1281 PR tree-optimizer/52636
1282 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
1283 to the appropriate type.
1285 2012-03-21 Richard Guenther <rguenther@suse.de>
1287 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
1289 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
1290 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
1291 * passes.c (init_optimization_passes): Remove pass_init_function,
1292 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
1293 * tree-pass.h (pass_init_function): Remove.
1294 (pass_jump): Remove.
1295 (pass_initial_value_sets): Remove.
1296 (pass_unshare_all_rtl): Remove.
1297 * integrate.c (pass_initial_value_sets): Remove.
1298 * emit-rtl.c (pass_unshare_all_rtl): Remove.
1299 * tree.h (init_function_for_compilation): Remove.
1300 * function.c (init_function_for_compilation): Remove.
1301 (pass_init_function): Remove.
1302 * cfgcleanup.c (rest_of_handle_jump): Remove.
1303 (pass_jump): Remove.
1305 2012-03-20 Jason Merrill <jason@redhat.com>
1307 * tree-streamer-in.c (streamer_alloc_tree): Call
1308 ggc_alloc_zone_cleared_tree_node instead of
1309 ggc_alloc_zone_cleared_tree_node_stat.
1311 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
1313 * doc/extend.texi (Template Instantiation): Remove anachronisms.
1315 2012-03-20 Jakub Jelinek <jakub@redhat.com>
1318 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
1319 (ix86_expand_vec_perm_const_1): Call it.
1321 * config/i386/i386.c (vselect_insn): New variable.
1322 (init_vselect_insn): New function.
1323 (expand_vselect, expand_vselect_insn): Add testing_p argument.
1324 Call init_vselect_insn if vselect_insn is NULL. Adjust
1325 PATTERN (vselect_insn), instead of creating a new insn each time,
1326 only emit a copy of it if not testing and recog has been successful.
1327 (expand_vec_perm_pshufb, expand_vec_perm_1,
1328 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
1332 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
1333 ("enabled" attribute): Handle avx2 and noavx2 isas.
1334 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
1336 (vec_dup<mode>): Add avx2 =x,x alternative.
1337 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
1338 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
1339 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
1340 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
1342 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
1343 if possible, handle also V8SFmode.
1345 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
1347 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
1348 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
1349 reg_or_zero_operand predicate.
1350 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
1352 2012-03-20 Jakub Jelinek <jakub@redhat.com>
1354 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
1355 If operand isn't UNSPEC, return 0.
1357 2012-03-20 Richard Guenther <rguenther@suse.de>
1359 * tree-pass.h (pass_rtl_eh): Remove.
1360 * except.c (gate_handle_eh): Likewise.
1361 (rest_of_handle_eh): Likewise.
1362 (pass_rtl_eh): Likewise.
1363 (finish_eh_generation): Export.
1364 * except.h (finish_eh_generation): Declare.
1365 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
1366 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
1367 after expanding stack alignment. Instead of compacting blocks
1370 2012-03-20 Richard Guenther <rguenther@suse.de>
1372 * stor-layout.c (finish_bitfield_representative): Fallback
1373 to conservative maximum size if the padding up to the next
1374 field cannot be computed as a constant.
1375 (finish_bitfield_layout): If we cannot compute the distance
1376 between the start of the bitfield representative and the
1377 bitfield member start a new representative.
1378 * expr.c (get_bit_range): The distance between the start of
1379 the bitfield representative and the bitfield member is zero
1380 if the field offsets are not constants.
1382 2012-03-20 Tristan Gingold <gingold@adacore.com>
1384 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
1385 convert in lowercase.
1386 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
1387 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
1388 * stor-layout.c (sizetype_tab): Adjust.
1389 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
1390 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
1391 instead of type_kind_last.
1392 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
1393 instead of size_int_kind.
1394 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
1395 * doc/tm.texi: Regenerate.
1396 * defaults.h (SIZETYPE): Provide a default value.
1397 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
1400 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
1402 * config/sh/sh.md: Use braced string notation where applicable.
1404 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
1406 * config/i386/i386.md (allocate_stack): Simplify.
1408 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
1410 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
1411 copy_to_mode_reg (Pmode, ...).
1412 (expand_builtin_frame_address): Ditto.
1413 * expr.c (emit_block_move_via_libcall): Ditto.
1414 (set_storage_via_libcall): Ditto.
1416 * config/i386/i386.c (ix86_expand_movmem): Ditto.
1417 (ix86_expand_setmem): Ditto.
1418 (ix86_trampoline_init): DItto.
1419 * config/i386/i386.md (cmpstrnsi): Ditto.
1421 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
1423 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
1424 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
1425 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
1426 (SH Options): Likewise.
1428 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
1430 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
1431 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
1432 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
1433 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
1434 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
1437 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
1439 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
1440 * config/i386/i386.c (ix86_decompose_address): Use
1441 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
1442 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
1443 thread pointer to a register.
1446 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
1448 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
1449 if Pmode != word_mode.
1450 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
1451 Pmode == SImode for TARGET_X32.
1453 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
1454 (tls_initial_exec_x32): Likewise.
1456 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
1459 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
1460 DISP_ADDR_OFFSET): New macros.
1461 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
1462 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
1463 (sh_legitimize_address): Add QImode displacement handling.
1464 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
1466 (sh_secondary_reload): Add QImode displacement handling.
1467 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
1468 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
1469 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
1470 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
1471 to register operands only.
1472 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
1473 (extendqihi2): Change insn to expander.
1474 (*extendqihi2_compact_reg): New insn.
1475 (movqi_i, movqi): Replace with ...
1476 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
1477 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
1478 Add new peepholes for QImode displacement addressing.
1480 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
1483 * doc/invoke.texi: Document -Wuseless-cast.
1485 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
1487 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
1488 * tree.h (handled_component_p): Reorder cases.
1489 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
1490 not initialize unsignedp.
1491 (loc_list_from_tree): Likewise.
1492 (fortran_common): Likewise.
1493 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
1495 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
1497 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
1498 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
1499 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
1500 (ix86_split_long_move): Ditto.
1501 (legitimize_tls_address): Use ix86_gen_sub3.
1502 (construct_plt_address): Assert that Pmode == DImode.
1504 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
1506 * config/i386/i386.md: Remove empty predicates and/or constraints.
1507 * config/i386/sync.md: Ditto.
1508 * config/i386/sse.md: Ditto.
1509 * config/i386/mmx.md: Ditto.
1510 * config/i386/pentium.md: Ditto.
1511 * config/i386/athlon.md: Ditto.
1513 2012-03-16 Richard Guenther <rguenther@suse.de>
1515 PR tree-optimization/52603
1516 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
1520 2012-03-14 Richard Guenther <rguenther@suse.de>
1522 PR tree-optimization/52571
1523 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
1524 flag_section_anchors check ...
1525 (vect_can_force_dr_alignment_p): ... here.
1527 2012-03-16 Martin Jambor <mjambor@suse.cz>
1529 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
1530 memory through MEM_REFs by calling extract_bit_field.
1532 2012-03-16 Richard Guenther <rguenther@suse.de>
1534 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
1535 and REFERENCE_TYPE interpretations.
1536 (can_native_interpret_type_p): New function.
1537 (fold_ternary_loc): Use native encode/interpret to fold
1538 BIT_FIELD_REFs of constants.
1540 2012-03-16 Richard Guenther <rguenther@suse.de>
1543 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
1544 of vector constants and constructors.
1546 2012-03-16 Richard Guenther <rguenther@suse.de>
1548 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
1549 VIEW_CONVERT_EXPR to convert constants.
1550 (vect_is_simple_use): Treat all constants as vec_constant_def.
1552 2012-03-16 Richard Guenther <rguenther@suse.de>
1553 Kai Tietz <ktietz@redhat.com>
1556 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
1557 side-effects completely in the pre-queue and use a temporary
1560 2012-03-16 Richard Guenther <rguenther@suse.de>
1562 * stor-layout.c (finish_bitfield_representative): Fall back
1563 to the conservative maximum size if we cannot compute the
1564 size of the tail padding.
1566 2012-03-16 Tristan Gingold <gingold@adacore.com>
1568 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
1569 __CRTL_VER and __VMS_VER.
1570 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
1571 and vms_c_get_vms_ver.
1572 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
1574 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
1575 (VMS_DEFAULT_VMS_VER): Define.
1576 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
1577 (VMS_DEFAULT_VMS_VER): Define.
1579 2012-03-16 Richard Guenther <rguenther@suse.de>
1581 * tree-vect-loop.c (get_initial_def_for_induction): Use
1582 build_constructor directly.
1583 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
1584 build_vector_from_val.
1585 * tree.c (build_vector_from_val): Avoid creating a constructor
1586 first when we want a constant vector.
1588 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1590 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
1592 2012-03-16 Richard Guenther <rguenther@suse.de>
1594 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
1595 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
1596 (struct tree_vector): Remove elements member, add variable size
1598 (build_vector_stat): Declare.
1599 (build_vector): Define in terms of build_vector_stat.
1600 * tree.c (build_vector): Rename to ...
1601 (build_vector_stat): ... this. Take array of trees as parameter.
1602 (build_vector_from_ctor): Adjust.
1603 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
1604 initializer_zerop): Adjust.
1605 * cfgexpand.c (expand_debug_expr): Likewise.
1606 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
1607 const_vector_from_tree): Likewise.
1608 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
1609 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
1610 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
1611 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
1612 (lto_input_ts_vector_tree_pointers): Adjust.
1613 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
1614 (write_ts_vector_tree_pointers): Adjust.
1615 * varasm.c (const_hash_1, compare_constant, copy_constant,
1616 output_constant): Adjust.
1617 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
1618 * print-tree.c (print_node): Adjust.
1619 * tree-pretty-print.c (dump_generic_node): Adjust.
1620 * tree-vect-generic.c (uniform_vector_p, vector_element,
1621 lower_vec_perm): Adjust.
1622 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
1623 * tree-vect-slp.c (vect_get_constant_vectors,
1624 vect_transform_slp_perm_load): Adjust.
1625 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
1626 * expmed.c (make_tree): Adjust.
1627 * config/i386/i386.c (ix86_expand_builtin): Adjust.
1628 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
1630 (sparc_fold_builtin): Adjust.
1632 2012-03-16 Tristan Gingold <gingold@adacore.com>
1634 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
1635 * config/vms/vms-stdint.h: New file.
1637 2012-03-16 Tristan Gingold <gingold@adacore.com>
1639 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
1640 (ia64-hp-*vms*): Replaced by ...
1641 (*-*-*vms*): ... This new entry.
1643 2012-03-15 Jakub Jelinek <jakub@redhat.com>
1646 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
1647 (ix86_expand_vec_perm_const_1): Use it.
1650 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
1651 (avx2_permv4df): Remove.
1652 (avx2_permv4di): Macroize into...
1653 (avx2_perm<mode>): ... this using VI8F_256 iterator.
1654 (avx2_permv4di_1): Macroize into...
1655 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
1657 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
1659 * combine.c (apply_distributive_law): Do not distribute SUBREG.
1661 2012-03-15 Ira Rosen <irar@il.ibm.com>
1662 Ulrich Weigand <ulrich.weigand@linaro.org>
1664 * tree-vect-patterns.c (widened_name_p): Rename to ...
1665 (type_conversion_p): ... this. Add new argument to determine
1666 if it's a promotion or demotion operation. Check for
1667 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
1668 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
1670 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
1671 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
1673 (vect_recog_mixed_size_cond_pattern): Likewise and allow
1674 non-constant then and else clauses.
1676 2012-03-15 Ira Rosen <irar@il.ibm.com>
1677 Ulrich Weigand <ulrich.weigand@linaro.org>
1679 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
1680 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
1682 * tree-vect-patterns.c (widened_name_p): Pass basic block
1683 info to vect_is_simple_use.
1684 (vect_recog_dot_prod_pattern): Fail for basic blocks.
1685 (vect_recog_widen_sum_pattern): Likewise.
1686 (vect_handle_widen_op_by_const): Support basic blocks.
1687 (vect_operation_fits_smaller_type,
1688 vect_recog_over_widening_pattern): Likewise.
1689 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
1690 Update call to vect_is_simple_use.
1691 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
1693 (check_bool_pattern): Add an argument, update call to
1694 vect_is_simple_use and the recursive calls.
1695 (vect_recog_bool_pattern): Update relevant function calls.
1697 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
1698 (vect_pattern_recog_1): Check for reduction only in loops.
1699 (vect_pattern_recog): Add new argument. Support basic blocks.
1700 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
1701 info to vect_is_simple_use_1.
1702 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
1703 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
1705 2012-03-15 Jakub Jelinek <jakub@redhat.com>
1706 Andrew Pinski <apinski@cavium.com>
1709 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
1710 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
1711 calls instead of __builtin_ir{int,ound}*.
1713 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1715 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
1718 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1720 * config.gcc (target_type_format_char): New. Document it. Set it for
1722 * configure.ac (gnu_unique_option): Use target_type_format_char
1723 in test. Comment rationale.
1724 * configure: Regenerate .
1726 2012-03-15 Jakub Jelinek <jakub@redhat.com>
1728 PR tree-optimization/52267
1729 * tree-vrp.c (masked_increment): New function.
1730 (register_edge_assert_for_2): Derive ASSERT_EXPRs
1731 from (X & CST1) cmp CST2 tests.
1733 2012-03-15 Richard Guenther <rguenther@suse.de>
1736 * tree-data-ref.c (subscript_dependence_tester_1): Check
1737 all dimensions for non-conflicting access functions.
1739 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
1742 * doc/invoke.texi [C++ Language Options]: Document
1743 -ftemplate-backtrace-limit.
1745 2012-03-15 Tristan Gingold <gingold@adacore.com>
1747 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
1750 2012-03-15 Tristan Gingold <gingold@adacore.com>
1752 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
1753 use DW_OP_call_frame_cfa.
1755 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
1758 * config/i386/i386-opts.h (pmode): New.
1760 * config/i386/i386.c (ix86_option_override_internal): Properly
1761 check and set ix86_pmode.
1763 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
1765 * config/i386/i386.opt (maddress-mode=): New.
1767 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
1769 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1771 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
1772 (dwarf2out_do_cfi_asm): Likewise.
1773 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
1775 (add_data_member_location_attribute): Likewise.
1776 (gen_array_type_die): Likewise.
1777 (gen_subprogram_die): Likewise.
1778 (gen_producer_string): Likewise.
1779 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
1780 Remove MIPS_DEBUGGING_INFO handling.
1781 (sdb_debug_hooks): Likewise.
1782 (sdbout_begin_block): Likewise.
1783 (sdbout_end_block): Likewise.
1784 (sdbout_begin_prologue): Likewise.
1785 (sdbout_start_source_file): Likewise.
1786 (sdbout_end_source_file): Likewise.
1787 (sdbout_init): Likewise.
1788 * system.h (MIPS_DEBUGGING_INFO): Poison.
1790 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1792 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
1793 (alpha_file_start) [MS_STAMP]: Remove.
1795 * config/alpha/elf.h (TARGET_GAS): Remove.
1796 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
1797 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
1798 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
1799 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
1800 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
1801 (alpha*-*-freebsd*): Likewise.
1802 (alpha*-*-netbsd*): Likewise.
1803 (alpha*-*-openbsd*): Likewise.
1804 (alpha*-*-*): Remove target_cpu_default2.
1805 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
1807 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
1808 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
1809 * config/alpha/alpha.c (print_operand): Always assume
1810 TARGET_AS_SLASH_BEFORE_SUFFIX.
1811 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
1812 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
1813 ("*builtin_setjmp_receiver_er_1"): Remove.
1814 * config/alpha/alpha.opt (malpha-as): Remove.
1816 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
1818 Remove DEC Unix reference.
1820 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
1821 (EXTENDED_COFF): Remove.
1822 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
1823 (EXTENDED_COFF): Don't undef.
1824 * config/alpha/alpha.c (alpha_file_start): Always assume
1826 Don't set targetm.asm_file_start_file_directive.
1827 [!OBJECT_FORMAT_ELF]: Remove.
1828 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
1830 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
1831 (DBX_DEBUGGING_INFO): Remove.
1832 (MIPS_DEBUGGING_INFO): Remove.
1833 (PREFERRED_DEBUGGING_TYPE): Remove.
1834 (DBX_OUTPUT_SOURCE_LINE): Remove.
1835 (SDB_OUTPUT_SOURCE_LINE): Remove.
1836 (DBX_CONTIN_LENGTH): Remove.
1837 (NO_DBX_FUNCTION_END): Remove.
1838 (ASM_STABS_OP): Remove.
1839 (ASM_STABN_OP): Remove.
1840 (ASM_STABD_OP): Remove.
1841 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
1842 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
1843 (PUT_SDB_DEF): Remove.
1844 (PUT_SDB_PLAIN_DEF): Remove.
1845 (PUT_SDB_TYPE): Remove.
1846 (sdb_label_count): Remove.
1847 (PUT_SDB_BLOCK_START): Remove.
1848 (PUT_SDB_BLOCK_END): Remove.
1849 (PUT_SDB_FUNCTION_START): Remove.
1850 (PUT_SDB_FUNCTION_END): Remove.
1851 (PUT_SDB_EPILOGUE_END): Remove.
1852 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
1853 (MIPS_DEBUGGING_INFO): Don't undef.
1854 (DBX_DEBUGGING_INFO): Don't undef.
1855 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
1856 (MIPS_DEBUGGING_INFO): Don't undef.
1857 (DBX_DEBUGGING_INFO): Don't undef.
1858 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
1859 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
1861 (alpha_start_function): Likewise.
1862 (sdb_label_count): Remove.
1863 (alpha_output_filename): Remove DBX_DEBUG handling.
1864 (alpha_file_start): Likewise.
1866 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1868 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
1869 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
1870 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
1872 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
1873 (ld_tls_support): Remove Solaris 8 references.
1874 (lwp_dir, lwp_spec): Remove support for alternate thread library.
1875 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
1876 * configure: Regenerate.
1877 * config.in: Regenerate.
1879 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
1880 * config/i386/sol2.h: Remove Solaris 8 references.
1882 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
1883 (i?86-*-solaris2.9): ... this.
1884 Remove Solaris 8 references.
1885 (Specific, *-*-solaris2*): Document Solaris 8 removal.
1886 Remove Solaris 8 references.
1888 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1890 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
1891 (mips-sgi-irix6.5*): Remove.
1892 * config.host (mips-sgi-irix*): Remove.
1893 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
1894 (set_have_as_tls): Remove *-*-irix6*.
1895 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
1896 * configure: Regenerate.
1898 * config/mips/iris6.h: Remove.
1899 * config/mips/iris6.opt: Remove.
1900 * config/mips/t-irix6: Remove.
1902 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
1903 (TARGET_IRIX6): Remove.
1904 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
1905 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
1906 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
1908 (mips_file_start): Likewise.
1909 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
1911 * config/mips/driver-native.c [__sgi__]: Remove.
1912 (host_detect_local_cpu) [__sgi__]: Remove.
1914 * config/mips/gnu-user.h: Remove iris5.h reference.
1916 * config/mips/mips-modes.def: Remove IRIX 6 reference.
1917 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
1918 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
1921 * gcc.c (main): Move asm_debug initialization ...
1922 (asm_debug): ... here.
1924 * ginclude/stddef.h (__STDDEF_H__): Don't define.
1926 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
1927 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
1928 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
1929 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
1930 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
1931 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
1933 * doc/tm.texi: Regenerate.
1935 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
1937 (MIPS Options, -march): Remove IRIX reference.
1938 * doc/install.texi (Binaries, SGI IRIX): Remove.
1939 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
1941 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
1943 2012-03-14 Martin Jambor <mjambor@suse.cz>
1945 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
1946 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
1947 (expand_expr_real_1): Do not handle misalignment if modifier is
1950 2012-03-14 Richard Guenther <rguenther@suse.de>
1953 * tree-vect-generic.c (type_for_widest_vector_mode): Take
1954 element type instead of mode, use build_vector_type_for_mode
1955 instead of the langhook, build a vector of proper signedness.
1956 (expand_vector_operations_1): Adjust.
1958 2012-03-14 Richard Guenther <rguenther@suse.de>
1961 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
1962 a cgraph node for a FUNCTION_DECL that comes from a constructor.
1963 (gimple_get_virt_method_for_binfo): Likewise.
1965 2012-03-14 Richard Guenther <rguenther@suse.de>
1967 PR tree-optimization/52571
1968 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
1969 flag_section_anchors check ...
1970 (vect_can_force_dr_alignment_p): ... here. Do not re-align
1971 DECL_COMMON variables.
1973 2012-03-14 Richard Guenther <rguenther@suse.de>
1975 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
1976 * stor-layout.c (start_bitfield_representative): New function.
1977 (finish_bitfield_representative): Likewise.
1978 (finish_bitfield_layout): Likewise.
1979 (finish_record_layout): Call finish_bitfield_layout.
1980 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
1981 for QUAL_UNION_TYPE fields.
1982 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
1983 Stream DECL_BIT_FIELD_REPRESENTATIVE.
1984 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
1989 * expr.c (get_bit_range): Unconditionally extract bitrange
1990 from DECL_BIT_FIELD_REPRESENTATIVE.
1991 (expand_assignment): Adjust call to get_bit_range.
1993 2012-03-14 Richard Guenther <rguenther@suse.de>
1996 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
1997 the outermost conversion is a sign-change only.
1998 (fold_binary_loc): Disregard widening and sign-changing
1999 conversions when we determine if two variables are equal
2001 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
2002 (T1)x if the outermost conversion is a sign-change only.
2004 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
2007 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
2009 * config/i386/predicates.md (constant_call_address_operand): Declare
2010 as special predicate. Update all uses.
2012 2012-03-13 Jakub Jelinek <jakub@redhat.com>
2015 * c-parser.c (c_parser_postfix_expression)
2016 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
2018 * config/i386/smmintrin.h: Avoid /* within a comment.
2019 * config/i386/nmmintrin.h: Likewise.
2021 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
2023 * config/i386/i386.md (xbegin): Remove constraint from expander.
2025 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
2027 * config/i386/predicates.md (constant_call_address_operand): Declare
2028 as special predicate. Update all uses.
2029 * config/i386/i386.md: Remove mode from constant_call_address_operand
2031 * config/i386/i386.c (ix86_output_call_insn): Call
2032 constant_call_address_operand with VOIDmode.
2034 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
2036 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
2037 AND zero extended address correctly.
2039 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
2041 * config/i386/predicates.md (tls_symbolic_operand): Declare as
2043 (tls_modbase_operand): Ditto.
2044 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
2045 tls_modbase_operand predicates.
2047 2012-03-13 Martin Jambor <mjambor@suse.cz>
2049 * expr.c (expand_assignment): Handle misaligned scalar writes to
2050 memory through top-level MEM_REFs by calling store_bit_field.
2052 2012-03-13 Richard Guenther <rguenther@suse.de>
2055 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
2056 if Y is a constant multiple of 1 << CST.
2058 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
2061 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
2062 offset (size) to a value the insns can deal with.
2063 (expand_epilogue): Ditto.
2065 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2067 * config/arm/neon.ml (ops): Fixup expected instructions for
2068 unsigned vector compares.
2070 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
2072 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
2073 addresses only when %reg is not in word mode.
2075 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2077 * config/microblaze/microblaze.md: Fix typo.
2078 * tree-if-conv.c: Likewise.
2079 * tree-vect-patterns.c: Likewise.
2081 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2083 * config.gcc (extra_passes): Remove.
2084 * configure.ac (extra_passes): Don't substitute.
2085 * configure: Regenerate.
2086 * Makefile.in (EXTRA_PASSES): Remove.
2087 (GCC_PASSES): Remove $(EXTRA_PASSES).
2088 (MOSTLYCLEANFILES): Likewise.
2090 (install-common): Likewise.
2092 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
2094 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
2095 * config/i386/i386.c (ix86_decompose_address): Use
2096 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
2097 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
2098 thread pointer to a register.
2100 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
2102 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
2103 on tls_symbolic_operand.
2104 (tls_global_dynamic_64_<mode>): Likewise.
2106 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
2109 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
2110 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
2112 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
2115 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
2116 type from reg_class_t to enum reg_class.
2117 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
2119 2012-03-12 Andrew Pinski <apinski@cavium.com>
2121 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
2122 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
2123 (value_replacement): Likewise.
2124 (empty_block_p): Check also if the PHIs for the block are empty.
2126 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
2129 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
2130 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
2131 r184615 from 2012-02-28.
2133 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
2135 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
2136 (ix86_gen_tls_local_dynamic_base_64): Likewise.
2137 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
2138 and ix86_gen_tls_local_dynamic_base_64.
2139 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
2140 ix86_gen_tls_local_dynamic_base_64.
2142 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
2143 (*tls_global_dynamic_64_<mode>): This.
2144 (tls_global_dynamic_64): Renamed to ...
2145 (tls_global_dynamic_64_<mode>): This.
2146 (*tls_local_dynamic_base_64): Renamed to ...
2147 (*tls_local_dynamic_base_64_<mode>): This.
2148 (tls_local_dynamic_base_64): Renamed to ...
2149 (tls_local_dynamic_base_64_<mode>): This.
2151 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
2153 * config/i386/i386.c (ix86_option_override_internal): Properly
2154 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
2155 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
2156 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
2157 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
2159 * config/i386/sse.md (sse3_monitor64): Renamed to ...
2160 (sse3_monitor64_<mode>): This.
2162 2012-03-12 Tristan Gingold <gingold@adacore.com>
2164 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
2165 (ia64_function_arg_advance): Ditto.
2167 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2169 * config.gcc (mips*-*-openbsd*): Remove.
2170 * config/mips/openbsd.h: Remove.
2171 * config/mips/sdb.h: Remove.
2173 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
2174 * config/mips/mips.c (sdb_label_count): Remove.
2175 (mips_debugger_offset): Remove #if 0 code.
2176 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
2177 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
2179 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2181 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
2183 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
2184 Update binutils references.
2185 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
2186 Update binutils reference.
2187 Update Sun as/GNU ld caveat.
2188 Document binutils largefile requirement for LTO plugin.
2189 Remove reference to alternate libpthread.
2191 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2193 * config.gcc (alpha*-dec-osf5.1*): Remove.
2194 * config.host (alpha*-dec-osf*): Remove.
2195 * configure.ac (*-*-osf*): Remove.
2196 (alpha*-dec-osf*): Remove.
2197 * configure: Regenerate.
2199 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
2200 config/alpha/va_list.h, config/alpha/x-osf: Remove.
2202 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
2203 * config/alpha/alpha.c (struct machine_function): Update comment.
2204 (alpha_start_function): Remove Tru64 UNIX as handling for
2206 * config/alpha/alpha.md ("exception_receiver"): Remove
2207 TARGET_LD_BUGGY_LDGP.
2208 ("*exception_receiver_2"): Likewise.
2209 * except.c (finish_eh_generation): Remove Tru64 reference.
2210 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
2211 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
2212 * target.def (handle_pragma_extern_prefix): Remove.
2214 * Makefile.in (mips-tfile.o-warn): Remove.
2215 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
2216 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
2217 * mips-tdump.c, mips-tfile.c: Remove.
2219 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
2221 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
2222 (Specific, alpha*-dec-osf5.1): Note removal.
2223 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
2225 * doc/tm.texi: Regenerate.
2226 * doc/trouble.texi (Cross-Compiler Problems): Remove.
2228 2012-03-12 Richard Guenther <rguenther@suse.de>
2230 * config/arm/arm.c (neon_dereference_pointer): Do not call
2231 covert during RTL expansion.
2233 2012-03-12 Tristan Gingold <gingold@adacore.com>
2235 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
2236 Options. Mention -mpointer-size.
2238 2012-03-12 Richard Guenther <rguenther@suse.de>
2240 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
2241 build_nonstandard_integer_type.
2243 2012-03-12 Richard Guenther <rguenther@suse.de>
2245 * tree.c (signed_or_unsigned_type_for): Use
2246 build_nonstandard_integer_type.
2247 (signed_type_for): Adjust documentation.
2248 (unsigned_type_for): Likewise.
2249 * tree-pretty-print.c (dump_generic_node): Use standard names
2250 for non-standard integer types if available.
2252 2012-03-12 Tristan Gingold <gingold@adacore.com>
2254 * config/vms/vms.opt: Add vms-opts.h header.
2255 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
2257 (-mvms-return-codes): Document.
2258 (-mpointer-size): New option.
2259 (vms_pointer_size): Add enumeration.
2260 * config/vms/vms-opts.h: New file.
2261 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
2262 __INITIAL_POINTER_SIZE.
2263 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
2264 (C_COMMON_OVERRIDE_OPTIONS): Define.
2265 (DWARF2_ADDR_SIZE): Define.
2266 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
2267 * config/vms/vms-protos.h (vms_c_common_override_options):
2269 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
2270 if -mno-pointer-size.
2271 (vms_c_common_override_options): New function.
2272 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
2273 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
2274 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
2275 and flag_vms_pointer_size.
2276 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
2277 * config.gcc (*-*-*vms*): Define xm_file.
2278 (alpha*-dec-*vms*): Do not define xm_file.
2279 (alpha64-dec-*vms*): Remove.
2280 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
2283 2012-03-12 Jakub Jelinek <jakub@redhat.com>
2285 PR tree-optimization/51721
2286 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
2287 if (int) unsvar cmp CST.
2289 2012-03-12 Richard Guenther <rguenther@suse.de>
2291 * tree-sra.c (create_access_replacement): Only rename the replacement
2292 if we can rewrite it into SSA form. Properly mark register typed
2293 replacements that we cannot rewrite with TREE_ADDRESSABLE.
2294 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
2295 for aggregate or BLKmode results.
2297 2012-03-12 Jakub Jelinek <jakub@redhat.com>
2299 PR tree-optimization/52533
2300 * tree-vrp.c (register_edge_assert_for_2): Use double_int
2301 type for mask, only handle shifts by non-zero in-range
2302 shift count, for LE_EXPR and GT_EXPR if new_val is
2303 maximum, don't add the assertion.
2305 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
2307 * doc/invoke.texi: Document -mrtm option.
2308 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
2309 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
2310 (ix86_handle_option): Handle OPT_mrtm.
2311 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
2313 (x86_64-*-*): Ditto.
2314 * i386-builtin-types.def (INT_FTYPE_VOID): New.
2315 * config/i386/i386-c.c (ix86_target_macros_internal): Define
2317 (ix86_target_string): Define -mrtm option.
2319 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
2321 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
2322 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
2324 (bdesc_special_args): Ditto.
2325 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
2326 (ix86_expand_special_args_builtin): Handle new built-in type.
2327 (ix86_expand_builtin): Handle XABORT instruction.
2328 * config/i386/i386.h (TARGET_RTM): New.
2329 * config/i386/i386.md (UNSPECV_XBEGIN): New.
2330 (UNSPECV_XEND): Ditto.
2331 (UNSPECV_XABORT): Ditto.
2332 (UNSPECV_XTEST): Ditto.
2339 * config/i386/i386.opt (mrtm): New.
2340 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
2341 * config/i386/rtmintrin.h: New header.
2342 * config/i386/xtestintrin.h: Ditto.
2344 2012-03-12 Tristan Gingold <gingold@adacore.com>
2346 * ginclude/stddef.h: Adjust previous patch.
2347 Use __VMS__ instead of VMS.
2349 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
2351 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
2352 Also convert sequences with CC setting arithmetic instruction.
2354 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
2356 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
2357 from C Language Options to Preprocessor Options.
2358 (C Dialect Options): Move -no-integrated-cpp documentation
2360 (Preprocessor Options): ...to here. Rewrite the description
2361 so it makes more sense, and remove discussion of merging front ends.
2363 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
2365 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
2367 (ix86_expand_setmem): Likewise.
2369 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
2371 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
2374 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
2376 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
2377 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
2379 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
2381 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
2383 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
2385 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
2388 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
2389 Uros Bizjak <ubizjak@gmail.com>
2391 * config/i386/predicates.md (call_insn_operand): Allow
2392 constant_call_address_operand in Pmode only.
2393 (sibcall_insn_operand): Ditto.
2394 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
2395 (*call_vzeroupper): Ditto.
2397 (*sibcall_vzeroupper): Ditto.
2398 (*call_value): Ditto.
2399 (*call_value_vzeroupper): Ditto.
2400 (*sibcall_value): Ditto.
2401 (*sibcall_value_vzeroupper): Ditto.
2402 (*indirect_jump): Ditto.
2403 (*tablejump_1): Ditto.
2404 (indirect_jump): Convert memory address to word mode for TARGET_X32.
2406 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
2409 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
2412 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
2413 Use movrt_negc instead of negc pattern for non-SH2A.
2415 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
2417 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
2419 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
2420 if Pmode != word_mode.
2421 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
2422 Pmode == SImode for TARGET_X32.
2424 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
2425 (tls_initial_exec_x32): Likewise.
2427 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
2429 PR rtl-optimization/52528
2430 * combine.c (can_combine_p): Add setting of subst_low_luid
2431 before call to expand_field_assignment().
2433 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
2435 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
2436 and related program names.
2438 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
2440 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
2442 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2445 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2446 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2448 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2449 (*movdi_internal_rex64): Use %E operand modifier for lea.
2450 (*movsi_internal): Ditto.
2452 (*lea<mode>_2): Ditto.
2453 (*lea_{3,4,5,6}_zext): Ditto.
2454 (*tls_global_dynamic_32_gnu): Ditto.
2455 (*tls_global_dynamic_64): Ditto.
2456 (*tls_dynamic_gnu2_lea_32): Ditto.
2457 (*tls_dynamic_gnu2_lea_64): Ditto.
2458 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2460 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
2462 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
2463 redefine to be NULL if the current bit-size is different from the
2464 configured bit-size.
2466 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
2467 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
2468 set the default tuning. Add asserts to make sure the cpu and tune
2469 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
2470 test whether the index is set, instead of > 0.
2471 (rs6000_file_start): Do not reset the default cpu if the current
2472 bit-size is different from the configured bit-size.
2474 2012-03-09 Tristan Gingold <gingold@adacore.com>
2476 * config/vms/vms-crtlmap.map: Add comments.
2477 Add entries needed to build Ada RTS.
2479 2012-03-09 Tristan Gingold <gingold@adacore.com>
2481 * ginclude/stddef.h: Do not define __size_t on VMS.
2483 2012-03-09 Tristan Gingold <gingold@adacore.com>
2485 * c-tree.h (c_default_pointer_mode): New variable.
2486 * c-decl.c (c_default_pointer_mode): New variable.
2487 (c_build_pointer_type): New function.
2488 (grokdeclarator): Call c_build_pointer_type instead
2489 of build_pointer_type.
2491 * config/vms/vms-c.c: Include c-tree.h
2492 (saved_pointer_mode): New variable.
2493 (handle_pragma_pointer_size): New function.
2494 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
2495 (vms_c_register_pragma): Register __pointer_size and
2496 __required_pointer_size pragmas.
2498 2012-03-09 Tristan Gingold <gingold@adacore.com>
2500 * config/vms/vms-c.c (vms_construct_include_filename): New function.
2501 (vms_c_register_includes): Reference it.
2503 2012-03-09 Andrew Pinski <apinski@cavium.com>
2506 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
2508 (tree_ssa_phiopt_worker): Go through all the PHIs for
2509 value_replacement instead of just the singleton one.
2510 (value_replacement): Change return type to int. Return 0 instead of
2512 Allow the middle basic block to contain more than just the defining
2514 Handle non empty middle basic blocks.
2515 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
2517 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
2519 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
2520 array reference and component reference.
2521 (analyze_scalar_evolution_for_address_of): New.
2523 2012-03-08 Jie Zhang <jzhang918@gmail.com>
2526 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
2527 (hwloop_pattern_reg): Fix set but not used warning.
2528 (bfin_reorg_loops): Remove unused parameter.
2529 (bfin_reorg): Update use of bfin_reorg_loops.
2531 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
2533 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
2534 with integer parameters in registers.
2535 (gen_push): Push register in word_mode instead of Pmode.
2536 (ix86_emit_save_regs): Likewise.
2537 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
2538 (gen_pop): Pop register in word_mode instead of Pmode.
2539 (ix86_emit_restore_regs_using_pop): Likewise.
2540 (ix86_expand_prologue): Replace Pmode with word_mode for push
2541 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
2542 restore RAX and R10 in word_mode.
2543 (ix86_emit_restore_regs_using_mov): Restore integer registers
2545 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
2547 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
2548 (ix86_split_long_move): Likewise.
2550 * config/i386/i386.md (W): New.
2551 (*push<mode>2_prologue): Replace :P with :W.
2552 (*pop<mode>1): Likewise.
2553 (*pop<mode>1_epilogue): Likewise.
2554 (push/pop peephole2): Use word_mode scratch registers.
2556 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
2558 * config/i386/predicates.md (indirect_branch_operand): Simplify.
2560 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
2562 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
2563 for constants in [-63,63].
2565 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
2569 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
2571 * config/i386/i386.c (ix86_print_operand_address): Only handle
2572 zero-extended DImode addresses.
2574 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2576 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
2577 * configure: Regenerate.
2579 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
2582 * config/avr/avr.c (avr_mem_clobber): New static function.
2583 (avr_expand_delay_cycles): Add memory clobber operand to
2584 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
2585 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
2586 (enable_interrupt, disable_interrupt): New expander.
2587 (nopv, sleep, wdr): New expanders.
2588 (delay_cycles_1): Add memory clobber.
2589 (delay_cycles_2): Add memory clobber.
2590 (delay_cycles_3): Add memory clobber.
2591 (delay_cycles_4): Add memory clobber.
2592 (cli_sei): New insn from former "enable_interrupt",
2593 "disable_interrupt" with memory clobber.
2594 (*wdt): New insn from former "wdt" with memory clobber.
2595 (*nopv): Similar, but for "nopv".
2596 (*sleep): Similar, but for "sleep".
2598 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
2599 Kaz Kojima <kkojima@gcc.gnu.org>
2602 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
2603 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
2604 (SUBTARGET_OVERRIDE_OPTIONS): Define.
2606 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
2608 * config/i386/predicates.md (x86_64_zext_general_operand): New.
2609 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
2610 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
2612 2012-03-07 Walter Lee <walt@tilera.com>
2614 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
2615 REG_CFA_* notes for the stack pointer.
2616 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
2617 EH_RETURN_STACKADJ_RTX.
2618 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
2619 generate REG_CFA_* notes for the stack pointer.
2620 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
2621 by EH_RETURN_STACKADJ_RTX.
2623 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
2625 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
2626 when __AVR_3_BYTE_PC__ is defined.
2628 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
2630 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
2631 (ix86_print_operand): Handle '^'.
2632 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
2633 using P mode iterator. Add %^ to asm template to conditionally emit
2635 (*rep_movdi_rex64): Ditto.
2636 (*strsetdi_rex_1): Ditto.
2637 (*rep_stosdi_rex64): Ditto.
2638 (*strmov{si,hi,qi}_1): Add %^ to asm template to
2639 conditionally emit addr32 prefix.
2640 (*rep_mov{si,qi}): Ditto.
2641 (*strset{si,hi,qi}): Ditto.
2642 (*rep_stos{si,qi}): Ditto.
2643 (*cmpstrnqi_nz_1): Ditto.
2644 (*cmpstrnqi_1): Ditto.
2645 (*strlenqi_1): Ditto.
2647 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
2649 * config/i386/i386.c (function_value_64): Return pointers in
2650 word_mode instead of Pmode.
2651 (ix86_promote_function_mode): Likewise.
2653 2012-03-07 Richard Guenther <rguenther@suse.de>
2655 * coverage.c (get_gcov_type): Use type_for_mode.
2656 (get_gcov_unsigned_t): Likewise.
2657 * expr.c (store_constructor): Use type_for_mode.
2658 (try_casesi): Likewise.
2659 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
2660 (add_standard_iv_candidates): Use standard type trees.
2661 * dojump.c (do_jump): Remove dead code.
2663 2012-03-07 Richard Guenther <rguenther@suse.de>
2665 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
2667 2012-03-07 Richard Guenther <rguenther@suse.de>
2669 * convert.c (strip_float_extensions): Move ...
2670 * tree.c (strip_float_extensions): ... here.
2672 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
2675 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
2677 2012-03-07 Richard Guenther <rguenther@suse.de>
2679 * omp-low.c (extract_omp_for_data): Use signed_type_for.
2680 (expand_omp_for_generic): Likewise.
2681 (expand_omp_for_static_nochunk): Likewise.
2682 (expand_omp_for_static_chunk): Likewise.
2683 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
2684 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
2685 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
2686 Use unsigned_type_for.
2687 (vect_create_cond_for_align_checks): Use signed_type_for.
2689 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
2691 PR rtl-optimization/52203
2692 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
2693 all callers to pass NULL except ...
2694 (reset_sched_cycles_in_current_ebb): ... here, save the value
2695 in new variable 'empty'. Increase issue_rate only for
2698 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
2701 * Makefile.in: Let install-gcc-ar depend on installdirs,
2702 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
2703 Don't double canonicalize if cross-compiling.
2705 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
2708 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
2709 to: RAMPZ, RAMPY, RAMPX, RAMPD.
2710 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
2712 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
2715 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
2717 * config/avr/avr.md (xload_8): Adjust insn length.
2719 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
2722 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
2723 if RAMPZ affects reading from RAM.
2725 2012-03-07 Richard Guenther <rguenther@suse.de>
2729 * doc/invoke.texi (Precompiled Headers): Remove sentence that
2730 suggests you can include PCHs from inside another header.
2732 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
2735 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
2737 2012-03-07 Kai Tietz <ktietz@redhat.com>
2739 * doc/invoke.texi (fwritable-relocated-rdata): Document
2740 new Cygwin/MinGW target option.
2741 * config/i386/winnt.c (i386_pe_unique_section): Ignore
2742 reloc if flag -fwritable-relocated-rdata is not set.
2743 (i386_pe_section_type_flags): Likewise.
2744 * config/i386/cygming.opt (fwritable-relocated-rdata):
2745 Add new flag variable flag_writable_rel_rdata.
2747 2012-03-07 Richard Guenther <rguenther@suse.de>
2749 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
2750 precision against gimple constraints.
2752 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
2755 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
2757 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
2758 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
2760 (init_emit_regs): Move associated initialization to...
2761 (init_emit_once): ...here.
2763 2012-03-06 Richard Henderson <rth@redhat.com>
2765 * config/m68k/m68k.h (ISA_HAS_TAS): New.
2766 * config/m68k/sync.md (atomic_test_and_set): Use it.
2767 (atomic_test_and_set_1): Likewise.
2769 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
2772 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
2773 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
2774 (vector_ltgt<mode>): Likewise.
2775 (vector_ordered<mode>): Likewise.
2776 (vector_unordered<mode>): Likewise.
2777 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
2779 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
2781 * trans-mem.c: New typedef for tm_region_p.
2782 Define vector types for tm_region_p.
2783 (tm_region_init): Replace region_worklist to a vector called
2786 2012-03-06 Richard Guenther <rguenther@suse.de>
2788 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
2789 MEM_REF with constant pointer operand.
2791 2012-03-06 Richard Guenther <rguenther@suse.de>
2794 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
2796 2012-03-06 Tristan Gingold <gingold@adacore.com>
2798 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
2799 (external_model_kind): Improve documentation.
2800 (vms_pragma_extern_model): Handle relaxed_redef.
2801 (vms_c_register_pragma): Allow expansion for nomember_alignment.
2803 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
2805 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
2806 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
2807 Some more notes on EIND usage and reorder EIND subsection.
2809 2012-03-06 Tristan Gingold <gingold@adacore.com>
2811 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
2812 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
2814 2012-03-06 Tristan Gingold <gingold@adacore.com>
2816 * config/vms/t-vmsnative (version): Define.
2817 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
2819 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2821 PR rtl-optimization/52250
2822 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2823 to put note list into. Unconditionally call move_bb_info.
2824 (move_bb_info): Do not assert the blocks being in the same region,
2825 just drop the note list if they are not.
2827 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
2830 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
2831 and use unified expansion logic.
2832 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
2833 closer to the existing movt insn.
2834 (negc): Rename insn to *negc. Add new expander.
2835 (movnegt): Use xor pattern for T bit negation. Reserve helper
2836 constant for negc pattern.
2837 (*movnegt): New insn and splitter.
2839 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
2841 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
2844 2012-03-05 Richard Henderson <rth@redhat.com>
2846 * genemit.c (main): Include "target.h" in insn-emit.c.
2847 * Makefile.in (insn-emit.o): Depend on TARGET_H.
2848 * config/sh/sync.md (atomic_test_and_set): Reference
2849 targetm.atomic_test_and_set_trueval instead of
2850 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
2852 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
2854 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
2857 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
2859 * langhooks.c (add_builtin_type): New function.
2860 * langhooks.h (add_builtin_type): Export it.
2861 * config/mep/mep.c (mep_init_builtins): Use it.
2862 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
2864 2012-03-05 Jakub Jelinek <jakub@redhat.com>
2867 * tree.h (BLOCK_SAME_RANGE): Define.
2868 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
2869 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
2870 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
2871 isn't equal to supercontext fragment's fragment chain.
2872 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
2874 (blocks_nreverse_all): Likewise.
2875 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
2876 BLOCK_SUPERCONTEXT to supercontext fragment instead of
2877 supercontext fragment's fragment origin.
2878 * dwarf2out.c (add_high_low_attributes): If stmt has the same
2879 range as its parent (or parents thereof etc.), use the parent's
2880 DW_AT_ranges value instead of creating a new .debug_ranges range.
2882 2012-03-05 Richard Henderson <rth@redhat.com>
2885 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
2886 * omp-low.c (expand_omp_atomic): Assume anything aligned to
2887 BIGGEST_ALIGNMENT is aligned.
2889 2012-03-05 Richard Henderson <rth@redhat.com>
2891 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
2892 * config/sh/sh.c: ... here.
2894 2012-03-05 Richard Henderson <rth@redhat.com>
2897 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
2898 instead of calling negqi2 directly.
2900 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
2903 * trans-mem.c (tm_region_init): Use last_basic_block.
2905 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
2907 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
2908 * config/sh/sync.md (atomic_test_and_set): New expander.
2909 (tasb, atomic_test_and_set_soft): New insns.
2910 * config/sh/sh.opt (menable-tas): New option.
2911 * doc/invoke.texi (SH Options): Document it.
2913 2012-03-05 Richard Guenther <rguenther@suse.de>
2915 * cfgloop.c (verify_loop_structure): Verify dominators before
2917 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
2918 dominators from here.
2919 * graphite-scop-detection.c (create_sese_edges): Likewise.
2920 * loop-doloop.c (doloop_optimize_loops): Likewise.
2921 * loop-init.c (loop_optimizer_init): Likewise.
2922 * loop-unroll.c (unroll_and_peel_loops): Likewise.
2923 * loop-unswitch.c (unswitch_loops): Likewise.
2924 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
2925 * tree-parloops.c (parallelize_loops): Likewise. Verify
2926 only when checking is enabled.
2927 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
2929 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
2931 * genautomata.c (parse_automata_opt): New static function.
2932 (initiate_automaton_gen): Remove all option handling code. Remove
2933 argc argument. All callers changed.
2934 (main): Call init_rtx_reader_args_cb with the new function as argument.
2936 2012-03-05 Richard Guenther <rguenther@suse.de>
2938 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
2939 * tree-if-conv.c (combine_blocks): Free post-dominator info
2941 * tree-parloops.c (create_parallel_loop): Free and re-compute
2942 dominator info after breaking it.
2944 2012-03-05 Richard Guenther <rguenther@suse.de>
2947 * optabs.h (trapv_unoptab_p): New function.
2948 (trapv_binoptab_p): Likewise.
2949 * optabs.c (expand_binop): Use emit_libcall_block_1 with
2950 a proper equiv_may_trap argument.
2951 (expand_unop): Likewise.
2952 (emit_libcall_block_1): Take extra argument whether the
2953 instruction may trap. Renamed from ...
2954 (emit_libcall_block): ... this. New wrapper.
2956 2012-03-05 Jakub Jelinek <jakub@redhat.com>
2958 PR tree-optimization/51721
2959 * tree-vrp.c (register_edge_assert_for_2): If comparing
2960 lhs of right shift by constant with an integer constant,
2961 add ASSERT_EXPRs for the rhs1 of the right shift.
2963 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
2965 2012-03-05 Richard Guenther <rguenther@suse.de>
2967 * tree.c (integer_zerop): Handle VECTOR_CSTs.
2968 (integer_onep): Likewise.
2969 (integer_all_onesp): Likewise.
2971 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
2973 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
2975 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
2977 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
2978 instead of TARGET_64BIT.
2980 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
2982 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
2985 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
2987 * config/i386/i386.c (ix86_print_operand_address): Only handle
2988 zero-extended DImode addresses.
2990 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
2992 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
2993 taken and cputaken as bool.
2995 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
2997 * config/i386/constraints.md (Ya): New internal constraint.
2998 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
2999 (*zero_extendsidi2_rex64): Add x,x alternative.
3000 (*zero_extendsidi2): Ditto. Add o,0 alternative.
3001 Remove flags reg clobber. Adjust corresponding splits.
3002 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
3003 zero_extendqisi2 expanders using SWI12 mode iterator.
3004 (zero_extend<mode>si2_and): Macroize insn from
3005 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
3007 (*zero_extend<mode>si2): Macroize insn from
3008 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
3009 (*zero_extend*2_movzbl_and): Remove insn patterns.
3010 (zero_extendqihi2_and): Merge corresponding splitter.
3011 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
3012 (*zero_extend*2_movzbl_and): Remove insn patterns.
3013 (*anddi_1): Split TYPE_IMOVX instructions.
3014 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
3016 (and->zext splitter): Add splitter pattern.
3017 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
3019 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
3021 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
3023 (Debugging Options): Likewise.
3024 (Optimize Options): Likewise.
3025 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
3026 with other architectures. Use official processor names with correct
3027 spelling/capitalization. Fix formatting and grammar issues.
3028 (i386 and x86-64 Windows Options): Similar cleanup here.
3030 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3032 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
3034 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3036 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
3037 DBX_REGISTER_NUMBER.
3039 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3041 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
3042 operand is CONST_INT. Take COSTS_N_INSNS into account.
3043 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
3046 2012-03-02 Richard Henderson <rth@redhat.com>
3048 * optabs.c (expand_atomic_test_and_set): Honor
3049 atomic_test_and_set_trueval even when atomic_test_and_set
3050 optab is not in use.
3052 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
3056 * config/sh/sh.c (sh_register_move_cost): Increase cost between
3057 GENERAL_REGS and FP_REGS for SImode.
3059 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
3062 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
3063 (absdi2): New expander.
3064 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
3066 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
3068 * config/sh/sync.md (atomic_exchange<mode>): New expander.
3069 (atomic_exchange<mode>_soft): New insn.
3071 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
3073 * config/sh/sync.md: Update copyright notice dates.
3074 (atomic_compare_and_swap<mode>): Use SImode for return value instead
3076 (atomic_compare_and_swap<mode>_soft): Likewise.
3078 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
3081 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
3082 * config/sh/sh.c: Update copyright notice dates.
3083 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
3084 alignment for TARGET_HARD_SH4.
3085 (sh_option_override): Reduce default function alignment. Set
3086 loop alignment to 4 bytes when not optimizing for size.
3088 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
3091 * doc/invoke.texi (floop-flatten): Remove.
3092 * toplev.c (process_options): Remove references to flag_loop_flatten.
3093 * tree-ssa-loop.c (gate_graphite_transform): Same.
3094 * common.opt (floop-flatten): Obsolete.
3095 * graphite-poly.c (apply_poly_transforms): Remove reference to
3097 * Makefile.in (graphite-flattening.o): Remove.
3098 * graphite-flattening.c: Remove.
3100 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
3102 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
3103 having mode compatible with the mode of previous compare. Substitute
3104 compare mode of previous compare with the mode, compatible
3105 with eliminated and previous compare.
3107 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
3109 * config/rs6000/dfp.md (floatdidd2): New define_insn.
3111 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
3113 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
3114 compatible with CCGOCmode and CCGCmode.
3116 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
3118 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
3120 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
3122 * config/arm/arm.c (arm_sat_operator_match): New function.
3123 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
3124 * config/arm/arm.md ("insn" attribute): Add "sat" value.
3125 ("SAT", "SATrev"): New code iterators.
3126 ("SATlo", "SAThi"): New code iterator attributes.
3127 ("*satsi_<SAT:code>"): New pattern.
3128 ("*satsi_<SAT:code>_shift"): Likewise.
3129 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
3130 and "shift" attributes.
3131 ("arm_usatsihi"): Add "insn" attribute.
3132 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
3133 by powers of two. Do not allow shift by 32.
3135 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
3138 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
3139 to pass the argument in the register of "natural" mode.
3141 2012-03-02 Richard Guenther <rguenther@suse.de>
3143 PR tree-optimization/52406
3144 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
3145 (struct indices): Add unconstrained_base member.
3146 (struct dr_alias): Remove unused vops member.
3147 (DR_UNCONSTRAINED_BASE): New define.
3148 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
3149 add indices to allow their disambiguation. Make DR_BASE_OBJECT
3150 be an artificial access that covers the whole indexed object,
3151 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
3152 plain decl base-objects to their MEM_REF variant.
3153 (dr_may_alias_p): When the base-object of either data reference
3154 has unknown size use only points-to information.
3155 (compute_affine_dependence): Make dumps easier to read and
3157 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
3158 DR_REF when looking for packed references.
3159 (vect_supportable_dr_alignment): Likewise.
3161 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
3163 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
3164 Improve conditions for peepholes of loads followed by commutative
3166 * config/arm/ldmstm.md: Regenerated.
3168 2012-03-02 Richard Guenther <rguenther@suse.de>
3170 * BASE-VER: Set to 4.8.0.
3172 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
3174 * config.gcc (obsolete): Add all ARM targets using the FPA.
3175 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
3176 * doc/install.texi: Avoid references to obsolete ARM ports.
3178 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
3180 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
3182 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
3183 Joern Rennecke <joern.rennecke@embecosm.com>
3185 * doc/extend.texi: Expand and update information on interrupt
3186 attribute for Epiphany.
3188 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
3190 * config/sh/sh-protos.h: Update copyright notice dates.
3191 * config/sh/sh.h: Likewise.
3192 * config/sh/sh.md: Likewise.
3193 * config/sh/constraints.md: Likewise.
3194 * config/sh/predicates.md: Likewise.
3196 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
3198 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
3199 * config/sh/sh.c (tertiary_reload_operand): Likewise.
3201 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
3203 * config/sh/constraints.md: Fix comment typo.
3205 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3208 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
3209 unsigned HOST_WIDE_INT.
3210 (zvdep_imm64): Likewise.
3211 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
3212 (vdepi_and): Likewise.
3213 Likewise for unamed 64-bit patterns.
3214 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
3216 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
3219 PR rtl-optimization/52417
3220 * cselib.c (cselib_any_perm_equivs): New variable.
3221 (cselib_reset_table): Check that it's not set when not
3222 preserving constants.
3223 (cselib_add_permanent_equiv): Set it.
3224 (cselib_have_permanent_equivalences): New.
3225 (cselib_init, cselib_finish): Reset it.
3226 * cselib.h (cselib_have_permanent_equivalences): Declare.
3227 * alias.c (get_addr): Restore earlier behavior when there
3228 aren't permanent equivalences.
3230 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
3232 * config/mn10300/mn10300-modes.def: Fix copyright notice.
3233 * config/v850/v850-modes.def: Fix copyright notice.
3235 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
3237 * doc/extend.texi (AVR Built-in Functions): Document
3238 __builtin_avr_flash_segment.
3240 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
3241 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
3242 (*split.flash_segment): New insn-and-split.
3243 * config/avr/avr.c (avr_init_builtins): Add local variables:
3244 const_memx_void_node, const_memx_ptr_type_node,
3245 char_ftype_const_memx_ptr.
3247 2012-03-01 Jakub Jelinek <jakub@redhat.com>
3249 PR tree-optimization/52445
3250 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
3251 add ssa_name_ver, offset and size fields and change store field
3253 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
3254 (add_or_mark_expr): Likewise. Only consider previous stores
3255 with the same size and offset.
3256 (nt_init_block): Only look at gimple_assign_single_p stmts,
3257 doesn't look at rhs2.
3259 2012-03-01 Richard Guenther <rguenther@suse.de>
3262 * tree-cfg.c (verify_gimple_assign_unary): Allow any
3263 conversions from integral types to pointer types.
3265 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
3267 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
3268 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
3269 unintentionally removed in r184616.
3271 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3273 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
3276 2012-02-29 Jakub Jelinek <jakub@redhat.com>
3277 Uros Bizjak <ubizjak@gmail.com>
3280 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
3281 alternatives, add "e" constraint to the new last alternative
3282 and ! to last 3 alternatives.
3284 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
3286 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
3287 DW_AT_artificial attributes at the end of the processing.
3288 (gen_array_type_die): Likewise.
3289 (gen_enumeration_type_die): Likewise.
3290 (gen_struct_or_union_type_die): Likewise.
3291 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
3294 2012-02-29 Jakub Jelinek <jakub@redhat.com>
3297 * expr.c (expand_assignment): If doing misaligned store that doesn't
3298 cover all mode bits, perform a RMW cycle.
3300 PR tree-optimization/52429
3301 * tree-parloops.c (separate_decls_in_region_debug): Return early
3302 if var is LABEL_DECL.
3304 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3306 PR tree-optimization/52424
3307 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
3308 calling dom_thread_across_edge.
3310 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3312 * config/avr/avr.c: Move definition of TARGET macros to end of file.
3314 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3316 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
3317 * config/avr/avr.c (avr_output_bld): Remove unused function.
3318 (avr_out_sbxx_branch): Use "%T" to print bit position.
3320 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3322 * config/avr/avr.md: Untabify.
3324 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3326 * config/avr/avr.md (eqne): New code iterator.
3327 (*dec-and-branchsi): Use it in text peephole's condition.
3328 (*dec-and-branchhi): Ditto.
3329 (*dec-and-branchqi): Ditto.
3331 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3334 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
3335 the device does not have the skip-bug.
3337 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
3339 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
3340 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
3341 -mpretend-cmove): New.
3343 2012-02-29 Jakub Jelinek <jakub@redhat.com>
3346 * df.h (struct df_d): Adjust comment that hard_regs_live_count
3347 doesn't count DEBUG_INSN refs.
3348 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
3349 for DEBUG_INSN refs.
3351 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3355 2012-02-20 Richard Guenther <rguenther@suse.de>
3356 PR tree-optimization/52298
3357 * tree-vect-stmts.c (vectorizable_load): Properly use
3358 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
3361 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
3364 * gimple.h (gimple_in_transaction): New.
3365 (gimple_set_in_transaction): New.
3366 (struct gimple_statement_base): Add in_transaction field.
3367 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
3369 (tree_ssa_lim_initialize): Compute transaction bits.
3370 * tree.h (compute_transaction_bits): Protoize.
3371 * trans-mem.c (tm_region_init): Use the heap to store BB
3373 (compute_transaction_bits): New.
3375 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3377 * gcc.c (display_help): Document --help=common and sort entries
3380 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3382 * doc/install.texi: Document check-$LANG specific shortcuts
3384 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3387 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
3389 * config/arm/arm_neon.h: Regenerate.
3390 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
3391 (neon_vcgeu): New insn.
3392 (neon_vcgtu): Likewise.
3393 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
3394 (ops): Unsigned comparison intrinsics call a different builtin.
3396 2012-02-28 Richard Guenther <rguenther@suse.de>
3399 * config/i386/i386.c (ix86_expand_vector_set): Fix element
3400 ordering for the VEC_CONCAT for two element vectors for
3401 V2SFmode, V2SImode and V2DImode.
3403 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
3406 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
3407 detecting big-endian triplets.
3409 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
3411 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
3412 mode if there is no type information available.
3414 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
3416 PR tree-optimization/53207
3417 * doc/invoke.texi: Document as experimental and relying on graphite.
3419 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3421 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
3422 of initializer to changes from r184614.
3424 2012-02-28 Richard Guenther <rguenther@suse.de>
3426 PR tree-optimization/52395
3427 * tree-sra.c (build_ref_for_offset): Also look at the base
3428 TYPE_ALIGN when figuring out the alignment of the replacement.
3430 2012-02-28 Richard Guenther <rguenther@suse.de>
3432 PR tree-optimization/52402
3433 * ipa-prop.c (ipa_modify_call_arguments): Properly use
3434 mis-aligned types when creating the accesses at the call site.
3436 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3438 * config/avr/builtins.def: New file.
3439 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
3440 * config/avr/avr.c (enum avr_builtin_id): Use it.
3441 (avr_init_builtins): Use it. And use avr_bdesc.
3442 (bdesc_1arg): Remove.
3443 (bdesc_2arg): Remove.
3444 (bdesc_3arg): Remove.
3445 (struct avr_builtin_description): Add field n_args.
3446 (avr_bdesc): New static variable using builtins.def.
3447 (avr_expand_builtin): Use it.
3448 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
3449 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
3450 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
3452 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3455 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
3456 match only one single hard register with respective hard reg rtx.
3457 (movmemx_<mode>): Ditto.
3458 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
3459 insn anatomy of movmem[x]_<mode>.
3460 (avr_out_movmem): Same for printing assembler and operand usage.
3462 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3466 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
3467 address spaces located outside of device flash.
3469 * config/avr/avr.h (base_arch_s): Remove field n_segments.
3470 (mcu_type_s): Add field n_flash.
3471 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
3472 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
3473 (AVR_MCU): Add N_FLASH argument.
3474 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
3475 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
3476 macro __FLASH<n> if that address space makes sense for the device.
3477 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
3478 outside of target flash.
3479 (avr_asm_named_section): Ditto.
3480 (avr_asm_select_section): Ditto.
3481 (avr_addr_space_convert): Ditto.
3482 (avr_emit_movmemhi): Ditto.
3483 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
3484 address space is outside of device flash.
3485 (avr_insert_attributes): Ditto.
3486 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
3487 avr_current_arch->n_segments.
3489 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
3492 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
3493 (*movabs<mode>_2): Likewise.
3495 2012-02-27 Jakub Jelinek <jakub@redhat.com>
3498 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
3499 s_register_operand in the test instead of REG_P. Don't call
3500 gen_reg_rtx if it won't be used.
3502 PR tree-optimization/52376
3503 * ipa-split.c (split_function): Ignore CLOBBER stmts.
3505 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
3507 * ifcvt.c (noce_get_condition): Check condition variable is not
3508 small_register_classes_for_mode_p before accepting.
3510 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
3512 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
3514 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3517 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3518 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
3520 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
3522 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
3524 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
3526 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
3528 * config/sh/predicates.md: Remove blank lines.
3529 * config/sh/sh.c: Fix typos in comments.
3530 * config/sh/constraints.md: Likewise.
3531 * config/sh/sh.md: Remove blank lines.
3532 Fix typos in comments. Use ;; as comment characters.
3534 2012-02-26 Walter Lee <walt@tilera.com>
3536 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
3537 (replace_mov_pcrel_step2): Ditto.
3539 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
3542 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
3543 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
3544 and locs that reference values newer than the non-canonical value
3545 at hand. Return the canonical value as a worst case.
3546 (memrefs_conflict_p): Walk canonical value's locs.
3549 * cselib.c (preserve_only_constants): Rename to...
3550 (preserve_constants_and_equivs): ... this. Split out...
3551 (invariant_or_equiv_p): ... this. Preserve plus expressions
3552 of other preserved expressions too.
3553 (cselib_reset_table): Adjust.
3554 * var-tracking.c (reverse_op): Use canonical value to build
3557 2012-02-23 Kai Tietz <ktietz@redhat.com>
3559 * config/i386/i386.c (ix86_delegitimize_address): Handle
3560 UNSPEC_PCREL plus displacement.
3562 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
3565 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
3566 to test for unusedness in st X addressing.
3568 2012-02-24 Richard Guenther <rguenther@suse.de>
3571 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
3572 (is_gimple_reg_type): Move inline ...
3573 * gimple.h (is_gimple_reg_type): ... here.
3575 2012-02-24 Richard Guenther <rguenther@suse.de>
3578 * passes.c (execute_function_todo): When verifying SSA form
3579 verify gimple form first.
3580 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
3582 2012-02-24 Richard Guenther <rguenther@suse.de>
3585 * fold-const.c (fold_addr_of_array_ref_difference): New function.
3586 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
3588 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3590 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
3592 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3594 * tree-phinodes.c (make_phi_node): Mark static.
3595 * tree-flow.h (make_phi_node): Remove extern decl.
3596 * doc/gimple.texi (make_phi_node): Remove documentation.
3598 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3600 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
3601 * tree-ssa-sccvn.c (print_scc): Ditto.
3603 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3605 * doc/passes.texi (Full redundancy elimination): Fix typo.
3607 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3609 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
3611 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
3614 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
3616 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
3619 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
3621 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
3623 * config/avr/avr.md (code_stdname): Add ior, xor.
3624 (xior): New code iterator.
3625 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
3626 (*<code_stdname><mode>qi.byte1-3): Ditto.
3628 2012-02-23 Jakub Jelinek <jakub@redhat.com>
3630 PR tree-optimization/52019
3631 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
3634 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3636 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
3637 HAVE_INITFINI_ARRAY to work around namespace pollution in
3638 certain versions of newlib system headers.
3639 * config.in: Regenerate.
3640 * configure: Regenerate.
3641 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
3642 instead of HAVE_INITFINI_ARRAY.
3644 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
3647 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
3648 is not offsettable memory reference.
3650 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
3653 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
3654 setting avr_need_clear_bss_p for __gnu_lto* symbols.
3656 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
3658 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
3659 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
3661 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3663 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
3664 library on Solaris 8 even without TLS support.
3665 * configure: Regenerate.
3667 2012-02-22 Richard Guenther <rguenther@suse.de>
3670 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
3671 for GIMPLE_DEBUG stmts.
3673 2012-02-22 Martin Jambor <mjambor@suse.cz>
3676 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
3677 according to the base object.
3679 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
3681 PR rtl-optimization/50063
3682 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
3683 and 2 (8-bit SP) in operand 2.
3684 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
3685 setup to use movhi_sp_r instead of vanilla move to write SP.
3686 Adjust REG_CFA notes to superseed unspec.
3687 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
3689 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
3690 known to be off) only with TARGET_NO_INTERRUPTS. Never use
3691 irq_state 1 (IRQ known to be on) here.
3693 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
3695 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
3697 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
3698 assign_hard_reg): Likewise.
3700 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
3702 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
3704 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
3707 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
3708 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
3710 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
3712 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
3713 prototype from here to...
3714 * config/avr/avr.h: ...here.
3716 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
3719 * thumb2.md (thumb2_shiftsi3_short): Split register and
3720 immediate shifts. For register shifts tie operands 0 and 1.
3721 (peephole2 for above): Check that register-controlled shifts
3722 have suitably tied operands.
3724 2012-02-21 Quentin Neill <quentin.neill@amd.com>
3727 * config/i386/bdver1.md (bdver1_call, bdver1_push,
3728 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
3729 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
3730 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
3731 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
3732 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
3733 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
3734 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
3735 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
3736 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
3737 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
3738 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
3739 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
3740 bdver1_ssevector_avx256_unaligned_load,
3741 bdver1_ssevector_sse128_unaligned_load,
3742 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
3743 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
3744 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
3745 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
3746 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
3747 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
3748 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
3749 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
3750 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
3751 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
3752 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
3753 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
3754 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
3755 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
3756 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
3757 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
3758 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
3759 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
3760 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
3761 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
3762 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
3763 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
3764 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
3765 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
3766 bdver1_ssediv_double_load, bdver1_ssediv_double,
3767 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
3768 Add "bdver2" attribute.
3770 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3772 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
3773 default if possible and not specified otherwise.
3775 2012-02-21 Richard Guenther <rguenther@suse.de>
3778 * gimplify.c (create_tmp_from_val): Use the main variant type
3779 for the type of the temporary we create.
3781 2012-02-21 Richard Guenther <rguenther@suse.de>
3783 PR tree-optimization/52324
3784 * gimplify.c (gimplify_expr): When re-gimplifying expressions
3785 do not gimplify a MEM_REF address operand if it is already
3788 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3790 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
3791 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
3793 2012-02-21 Richard Guenther <rguenther@suse.de>
3795 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
3796 nested_in_vect_loop.
3798 2012-02-21 Jakub Jelinek <jakub@redhat.com>
3800 PR tree-optimization/52318
3801 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
3802 vdef also to non-pure/const call stmts in the sequence.
3804 2012-02-21 Tristan Gingold <gingold@adacore.com>
3806 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
3808 2012-02-20 David S. Miller <davem@davemloft.net>
3810 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
3811 don't use the "rd %pc" instruction on v9 for PIC register loads.
3813 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
3816 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
3817 in a transaction safe function.
3819 2012-02-20 Kai Tietz <ktietz@redhat.com>
3822 * stor-layout.c (place_field): Handle desired_align for
3825 2012-02-20 Richard Guenther <rguenther@suse.de>
3827 PR tree-optimization/52298
3828 * tree-vect-stmts.c (vectorizable_store): Properly use
3829 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
3831 (vectorizable_load): Likewise.
3832 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
3833 Access DR_STEP after ensuring it is not NULL.
3835 2012-02-20 Jakub Jelinek <jakub@redhat.com>
3837 PR tree-optimization/52286
3838 * fold-const.c (fold_binary_loc): For (X & C1) | C2
3839 optimization use double_int_to_tree instead of build_int_cst_wide,
3840 rewrite to use double_int vars.
3842 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3845 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
3847 Remove -e 0 from $gcc_cv_ld invocation.
3848 Only use __GLIBC_PREREQ if defined.
3849 Enable on Solaris since Solaris 8 patch.
3850 (gcc_SUN_LD_VERSION): New macro.
3851 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
3852 gcc_SUN_LD_VERSION for version number format.
3853 * configure: Regenerate.
3854 * varasm.c (get_elf_initfini_array_priority_section): Set
3855 SECTION_NOTYPE for non-default priority.
3856 Use get_section instead of get_unnamed_section to emit
3857 .init_array/.fini_array with default priority.
3859 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
3861 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
3862 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
3863 (mips_start_unique_function, mips_output_mips16_rdhwr)
3864 (mips_code_end): New functions.
3865 (TARGET_ASM_CODE_END): Define.
3867 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
3869 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
3870 to stubs with non-sibling calls.
3872 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
3874 * doc/invoke.texi (-fira-* options): Copy-edit.
3875 (ira-* parameters): Copy-edit.
3877 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
3879 * doc/invoke.texi: Minor copy-edits to bring into conformance with
3880 GCC coding conventions.
3882 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
3884 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
3885 when used as adjectives.
3887 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
3889 * doc/invoke.texi: Clean up "that"/"which" confusion.
3891 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
3893 * system.h: Poison SMALL_REGISTER_CLASSES
3894 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
3895 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
3897 2012-02-16 Jakub Jelinek <jakub@redhat.com>
3899 PR tree-optimization/52285
3900 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
3901 when deciding if a call is a tail call or tail recursion.
3903 2012-02-16 Kai Tietz <ktietz@redhat.com>
3905 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
3906 interger-constant displacement for UNSPEC_PCREL.
3908 2012-02-16 Jakub Jelinek <jakub@redhat.com>
3910 PR rtl-optimization/52208
3911 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
3912 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
3914 PR tree-optimization/52255
3915 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
3916 loop->header has virtual PHI, but exit_e->dest doesn't, add
3917 virtual PHI to exit_e->dest and adjust all uses after the loop.
3920 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
3921 children with clone_tree_hash, not after it.
3923 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
3925 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
3926 extended identifiers.
3928 2012-02-16 Jakub Jelinek <jakub@redhat.com>
3931 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
3932 a same_body_alias, also test whether e->callee isn't a former
3933 or current clone of the decl this is a same body alias of.
3935 PR translation/52264
3936 * cgraphunit.c (verify_cgraph_node): Fix a typo.
3938 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
3940 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
3942 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
3945 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
3946 force_reg instead of copy_to_reg for better optimization. Force
3947 non-register or memory operands into a register.
3949 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
3951 * extend.texi: Reserve upper bits of memory model for future use.
3953 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
3954 Anatoly Sokolov <aesok@post.ru>
3955 Eric Weddington <eric.weddington@atmel.com>
3958 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
3959 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
3960 Rewrite initializers for .macro.
3961 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
3962 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
3963 atxmega32d4, atxmega32x1.
3964 avrxmega4: atxmega64a3, atxmega64d3.
3965 avrxmega5: atxmega64a1, atxmega64a1u.
3966 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
3967 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
3968 avrxmega7: atxmega128a1, atxmega128a1u.
3969 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
3970 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
3971 (struct base_arch_s): Rename reserved to xmega_p.
3972 Rename reserved2 to have_rampd.
3973 (AVR_XMEGA): New define.
3974 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
3975 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
3976 * config/avr/predicates.md (io_address_operand): Take into
3978 (low_io_address_operand): Ditto.
3979 (high_io_address_operand): Ditto.
3980 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
3981 (enabled, movhi_sp_r): Use them.
3982 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
3983 cpp_define_formatted to built-in define __AVR_ARCH__.
3984 (__AVR_XMEGA__): New built-in define.
3985 (__AVR_HAVE_RAMPD__): New built-in define.
3986 (__AVR_HAVE_RAMPX__): New built-in define.
3987 (__AVR_HAVE_RAMPY__): New built-in define.
3988 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
3990 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
3991 (avr_option_override): Initialize them.
3992 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
3993 (avr_init_expanders): Initialize them. No more block several calls.
3994 (emit_push_sfr): New static function.
3995 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
3997 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
3998 (avr_print_operand): Print addreeses as symbols for
3999 RAMPX, RAMPY, RAMPD, CCP.
4000 (output_movhi): Handle AVR_XMEGA when writing to SP.
4001 (avr_out_movhi_mr_r_xmega): New static function.
4002 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
4003 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
4004 __RAMPD__, __CCP__ as needed.
4006 * config/avr/multilib.h: Regenerate.
4007 * config/avr/t-multilib: Regenerate.
4008 * config/avr/avr-tables.opt: Regenerate.
4010 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
4012 PR tree-optimization/50561
4013 * graphite-flattening.c (lst_project_loop): Do not
4014 remove old scattering dimensions after flattening.
4015 (lst_do_flatten): Likewise.
4017 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
4019 * doc/extend.texi (AVR Built-in Functions): Remove doc for
4020 __builtin_avr_map8, __builtin_avr_map16.
4021 Document __builtin_avr_insert_bits.
4023 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
4024 (insert_bits): New insn.
4025 (adjust_len.map_bits): Rename to insert_bits.
4026 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
4027 * avr-protos.h (avr_out_map_bits): Remove.
4028 (avr_out_insert_bits, avr_has_nibble_0xf): New.
4029 * config/avr/constraints.md (Cxf,C0f): New.
4030 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
4031 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
4032 New built-in define __BUILTIN_AVR_INSERT_BITS.
4033 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
4034 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
4035 (avr_move_bits): Rewrite.
4036 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
4038 (avr_map_op_t): New typedef.
4039 (avr_map_op): New static variable.
4040 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
4041 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
4042 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
4043 (bdesc_3arg, avr_expand_triop_builtin): New.
4044 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
4045 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
4046 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
4047 (avr_map_equal_p, avr_map_sig_p): Remove.
4048 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
4049 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4050 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
4051 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4052 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
4053 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4055 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
4057 * config/c6x/c6x.md (reserve_cycles): New attribute.
4058 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
4059 don't reserve functional units after the branch occurs.
4061 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
4064 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
4065 functions into non-tm_pure functions.
4067 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
4070 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
4071 (iterative_hash_canonical_type): Likewise.
4072 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
4075 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
4077 * haifa-sched.c (prune_ready_list): Ensure that if there is a
4078 sched-group insn, it either remains alone or the entire list is pruned.
4080 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
4082 * doc/install.texi (Prerequisites): Fix grammar.
4083 (Configuration): Likewise.
4085 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
4087 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
4088 MPC as part of GCC before describing configuring with --with-gmp etc.
4089 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
4090 sources are present.
4092 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4095 * dwarf2out.c (clone_tree_hash): New function.
4096 (copy_decls_walk): Use it instead of clone_tree.
4098 2012-02-14 Richard Guenther <rguenther@suse.de>
4100 PR tree-optimization/52244
4101 PR tree-optimization/51528
4102 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
4103 replacements for integral types.
4105 2012-02-14 Walter Lee <walt@tilera.com>
4107 * config.gcc: Handle tilegx and tilepro.
4108 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
4110 Add HAVE_AS_TLS check for tilegx and tilepro.
4111 * configure: Regenerate.
4112 * doc/contrib.texi: Add Mat Hostetter and self.
4113 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
4114 Document instruction intrinsics and network accessing intrinsics.
4115 (TILEPro Built-in Functions): New node. Document instruction
4116 intrinsics and network accessing intrinsics.
4117 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
4118 (Specific, tilepro-*-linux*): Likewise.
4119 * doc/invoke.texi (TILE-Gx Options): New section.
4120 (TILEPro Options): New section.
4121 * doc/md.texi (TILE-Gx): New section.
4122 (TILEPro): New section.
4123 * common/config/tilegx/tilegx-common.c: New file.
4124 * common/config/tilepro/tilepro-common.c: New file.
4125 * config/tilegx/constraints.md: New file.
4126 * config/tilegx/linux.h: New file.
4127 * config/tilegx/mul-tables.c: New file.
4128 * config/tilegx/predicates.md: New file.
4129 * config/tilegx/sync.md: New file.
4130 * config/tilegx/t-tilegx: New file.
4131 * config/tilegx/tilegx-builtins.h: New file.
4132 * config/tilegx/tilegx-c.c: New file.
4133 * config/tilegx/tilegx-generic.md: New file.
4134 * config/tilegx/tilegx-modes.def: New file.
4135 * config/tilegx/tilegx-multiply.h: New file.
4136 * config/tilegx/tilegx-protos.h: New file.
4137 * config/tilegx/tilegx.c: New file.
4138 * config/tilegx/tilegx.h: New file.
4139 * config/tilegx/tilegx.md: New file.
4140 * config/tilegx/tilegx.opt: New file.
4141 * config/tilepro/constraints.md: New file.
4142 * config/tilepro/gen-mul-tables.cc: New file.
4143 * config/tilepro/linux.h: New file.
4144 * config/tilepro/mul-tables.c: New file.
4145 * config/tilepro/predicates.md: New file.
4146 * config/tilepro/t-tilepro: New file.
4147 * config/tilepro/tilepro-builtins.h: New file.
4148 * config/tilepro/tilepro-c.c: New file.
4149 * config/tilepro/tilepro-generic.md: New file.
4150 * config/tilepro/tilepro-modes.def: New file.
4151 * config/tilepro/tilepro-multiply.h: New file.
4152 * config/tilepro/tilepro-protos.h: New file.
4153 * config/tilepro/tilepro.c: New file.
4154 * config/tilepro/tilepro.h: New file.
4155 * config/tilepro/tilepro.md: New file.
4156 * config/tilepro/tilepro.opt: New file.
4158 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4160 PR tree-optimization/52210
4161 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
4162 vect_model_simple_cost with two entry vect_def_type array instead
4163 of an address of dt.
4165 2012-02-14 Richard Guenther <rguenther@suse.de>
4168 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
4169 Do not stream DECL_QUALIFIER.
4170 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
4171 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
4172 (find_decls_types_r): Do not walk DECL_QUALIFIER.
4174 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4177 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
4180 2012-02-13 Jakub Jelinek <jakub@redhat.com>
4183 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
4184 * cselib.c (cselib_subst_to_values_from_insn): New function.
4185 * sched-deps.c (add_insn_mem_dependence,
4186 sched_analyze_1, sched_analyze_2): Use it.
4188 2012-02-13 Jan Hubicka <jh@suse.cz>
4191 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
4193 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
4195 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
4196 (GTM_SELF_SPECS): Define if not already defined.
4197 (driver_self_specs): Add GTM_SELF_SPECS.
4198 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
4199 (GTM_SELF_SPECS): Define.
4200 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
4201 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
4203 2012-02-13 Jakub Jelinek <jakub@redhat.com>
4205 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
4208 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
4211 * omp-low.c (expand_omp_for): If a static schedule without chunk size
4212 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
4214 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
4217 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
4219 2012-02-13 Richard Guenther <rguenther@suse.de>
4221 PR translation/52211
4222 * passes.c (enable_disable_pass): Fix typo.
4224 2012-02-13 Jakub Jelinek <jakub@redhat.com>
4227 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
4228 XOR for reduce_bit_field if type is unsigned.
4230 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
4232 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
4233 disallow changes from SFmode to mode with different size in FP regs.
4235 2012-02-12 Robert Millan <rmh@gnu.org>
4236 Gerald Pfeifer <gerald@pfeifer.com>
4238 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
4241 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
4243 PR rtl-optimization/52175
4244 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
4245 to frame-related instructions.
4247 2012-02-10 Jason Merrill <jason@redhat.com>
4250 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
4251 (demangle_new_symbols): Fill it.
4252 (scan_linker_output): Walk it.
4253 (start_tweaking): Split out from scan_linker_output.
4254 (maybe_tweak): Update sym->chosen.
4255 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
4257 2012-02-11 Jakub Jelinek <jakub@redhat.com>
4260 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
4262 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
4264 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
4265 having the same mode as previous compare.
4267 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
4269 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
4270 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
4271 (nonlocal_goto_internal): Likewise.
4272 (nonlocal_goto): Emit a use and an indirect jump directly.
4274 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
4277 * doc/extend.texi : Update comments for __atomic_compare_exchange and
4278 __atomic_{is,always}_lock_free.
4280 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
4283 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
4284 negative constant address for TARGET_X32.
4286 2012-02-10 Richard Henderson <rth@redhat.com>
4288 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
4289 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
4290 for GIMPLE_TRANSACTION. Tidy if's into a switch.
4292 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4293 Ira Rosen <irar@il.ibm.com>
4295 PR tree-optimization/50031
4296 * targhooks.c (default_builtin_vectorization_cost): Handle
4298 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
4299 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
4300 all types of reduction and pattern statements.
4301 (vect_estimate_min_profitable_iters): Likewise.
4302 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
4303 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
4304 for explicit realigns.
4305 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
4306 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
4308 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
4309 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
4310 vec_perm for VSX and handle vec_promote_demote.
4312 2012-02-10 Jakub Jelinek <jakub@redhat.com>
4315 * builtins.c (fold_builtin_atomic_always_lock_free,
4316 expand_builtin_atomic_always_lock_free,
4317 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
4318 Return and/or test boolean_true_node/boolean_false_node instead of
4319 integer_one_node/integer_zero_node.
4321 2012-02-10 Jan Hubicka <jh@suse.cz>
4324 * predict.c (predict_paths_for_bb): Prevent looping.
4325 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
4327 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
4329 * config/arm/arm.c (output_move_double): In one case properly
4330 count number of instructions that will be emitted.
4332 2012-02-10 Richard Guenther <rguenther@suse.de>
4334 PR translation/52193
4335 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
4337 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
4340 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
4342 2012-02-09 Jakub Jelinek <jakub@redhat.com>
4345 * var-tracking.c (emit_note_insn_var_location): If
4346 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
4347 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
4348 non-NOTE_DURING_CALL_P insn.
4350 2012-02-09 Bin Cheng <bin.cheng@arm.com>
4353 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
4355 2012-02-08 Magnus Granberg <zorry@gentoo.org>
4358 * gcc.c (switch_matches) Support switches with separated form,
4361 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
4363 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
4365 (RAMPZ_ADDR): Ditto.
4366 * config/avr/avr.c (avr_addr_t): New typedef.
4367 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
4368 (avr_init_expanders): Initialize it.
4369 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
4371 (expand_epilogue): Ditto.
4372 (avr_print_operand): Ditto.
4373 (avr_file_start): Ditto.
4374 (avr_emit_movmemhi): Ditto.
4376 2012-02-08 Richard Guenther <rguenther@suse.de>
4378 PR tree-optimization/46886
4379 * tree-flow.h (do_while_loop_p): Declare.
4380 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
4381 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
4383 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
4385 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
4386 always succeed for integers larger than a native word.
4388 2012-02-08 Richard Guenther <rguenther@suse.de>
4390 PR rtl-optimization/52170
4391 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
4392 properly handle integer vector modes.
4394 2012-02-08 Jakub Jelinek <jakub@redhat.com>
4396 PR gcov-profile/52150
4397 * coverage.c: Include target.h.
4398 (build_var): Call targetm.strip_name_encoding on the assembler name.
4399 Change one _ into . or $ if the target allows it.
4400 * Makefile.in (coverage.o): Depend on $(TARGET_H).
4402 PR rtl-optimization/52139
4403 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
4404 is a BARRIER after emit_insn_after_noloc, move BB_END
4405 to the last non-BARRIER insn before it.
4407 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
4410 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
4411 (mips_gimplify_va_arg_expr): Call it instead of
4412 std_gimplify_va_arg_expr.
4414 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
4416 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
4417 message for -mno-pointers-to-nested-function.
4419 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
4422 * expr.c (get_inner_reference): If there is an offset, add a negative
4423 bit position to it (if any).
4425 2012-02-07 Jakub Jelinek <jakub@redhat.com>
4427 PR rtl-optimization/52060
4428 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
4429 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
4430 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
4431 and/or i0src_copy2 when needed.
4433 2012-02-07 Jakub Jelinek <jakub@redhat.com>
4435 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
4436 or LTOPLUGINSONAME if have_c.
4438 * config/freebsd-spec.h: Add comment about what macros can be defined
4440 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
4441 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
4444 2012-02-07 Richard Guenther <rguenther@suse.de>
4446 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
4447 newline in -alias dumps.
4449 2012-02-07 Kai Tietz <ktietz@redhat.com>
4450 Dave Korn <dave.korn.cygwin@gmail.com>
4453 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
4454 Take care that typinfo gets dllexport-attribute.
4456 2012-02-07 Jakub Jelinek <jakub@redhat.com>
4459 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
4460 if modifier < EXPAND_SUM call force_operand on the result.
4462 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
4464 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
4465 adding __forwarder_dst__ prefix if a forwarder_section attribute is
4467 (epiphany_function_type): Replace types for specific interrupts with
4468 EPIPHANY_FUNCTION_INTERRUPT.
4469 (EPIPHANY_INTERRUPT_P): Update.
4470 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
4471 New static function.
4472 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
4473 <disinterrupt>: Affects type identity.
4474 (epiphany_handle_interrupt_attribute): Handle variable number of
4476 (epiphany_compute_function_type): Update for new
4477 epiphany_function_type definition.
4478 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
4479 handlers with a longcall forwarder.
4480 (epiphany_start_function): Handle multiple interrupt arguments and/or
4481 forwarder_section attribute.
4483 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
4486 2012-02-07 Alan Modra <amodra@gmail.com>
4489 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
4492 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4494 PR tree-optimization/50969
4495 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
4496 use vec_perm rather than vector_stmt.
4497 (vect_model_load_cost): Likewise.
4498 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
4499 vec_perm to be the same as other vector statements.
4500 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
4501 cost of vec_perm for TARGET_VSX.
4503 2012-02-06 Richard Guenther <rguenther@suse.de>
4505 PR tree-optimization/52115
4506 * tree-sra.c (access_has_replacements_p): New function.
4507 (sra_modify_assign): Use it to decide whether a use is uninitialized.
4509 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
4512 * trans-mem.c (expand_call_tm): Add an assertion.
4513 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
4516 2012-02-06 Richard Guenther <rguenther@suse.de>
4518 PR tree-optimization/50955
4519 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
4520 raise cost of expressions that replace an address with an
4521 expression based on a different pointer.
4523 2012-02-06 Jakub Jelinek <jakub@redhat.com>
4526 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
4527 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
4529 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
4532 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
4533 -Weffc++ and specify guidelines come from second edition.
4535 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
4537 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
4538 (sibcall_value_multiple_internal, call_split, call_internal_direct)
4539 (call_direct_split, call_value_split, call_value_internal_direct)
4540 (call_value_direct_split, call_value_multiple_split): Use jal and
4541 jal_macro attributes.
4543 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
4545 * reload1.c (reload_regs_reach_end_p): Replace with...
4546 (reload_reg_rtx_reaches_end_p): ...this function.
4547 (new_spill_reg_store): Update commentary.
4548 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
4549 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
4550 before setting new_spill_reg_store.
4551 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
4552 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
4553 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
4554 for non-spill reload registers.
4556 2012-02-05 Ira Rosen <irar@il.ibm.com>
4558 PR tree-optimization/52091
4559 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
4560 (vect_is_simple_use_1): Likewise.
4561 * tree-vect-loop.c (vectorizable_reduction): Update calls
4562 to vect_is_simple_use_1 and vect_is_simple_use.
4563 (vectorizable_live_operation): Likewise.
4564 * tree-vect-patterns.c (widened_name_p,
4565 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
4566 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
4567 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
4568 vectorizable_shift,vectorizable_operation, vectorizable_store,
4569 vectorizable_load): Likewise.
4570 (vect_is_simple_cond): Add an argument, pass it to
4571 vect_is_simple_use_1.
4572 (vectorizable_condition): Update calls to vect_is_simple_cond,
4574 (vect_is_simple_use): Add an argument, the statement in which
4575 OPERAND is used. Check that if OPERAND's def stmt is a double
4576 reduction phi node, the use is a phi node too.
4577 (vect_is_simple_use_1): Add an argument, pass it to
4579 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
4580 to vect_is_simple_use.
4582 2012-02-04 Jakub Jelinek <jakub@redhat.com>
4584 PR rtl-optimization/52095
4585 * modulo-sched.c (dump_insn_locator): New function.
4586 (loop_canon_p, sms_schedule): Use it.
4588 PR rtl-optimization/52113
4589 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
4590 even for decomposable shift/zext insns.
4592 2012-02-03 Jakub Jelinek <jakub@redhat.com>
4593 Zdenek Dvorak <ook@ucw.cz>
4595 PR rtl-optimization/52092
4596 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
4597 on get_iv_value result.
4599 2012-02-02 Andrew Pinski <apinski@cavium.com>
4603 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
4605 2012-02-02 Jakub Jelinek <jakub@redhat.com>
4608 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
4610 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
4612 PR rtl-optimization/49800
4613 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
4614 (sched_finish): Call regstat_free_n_sets_and_refs.
4616 2012-02-02 Jia Liu <proljc@gmail.com>
4618 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
4621 2012-02-02 Jan Hubicka <jh@suse.cz>
4622 Tom de Vries <tom@codesourcery.com>
4625 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
4626 * varpool.c (varpool_analyze_pending_decls): Likewise.
4628 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
4629 Jayant R Sonar <jayant.sonar@kpitcummins.com>
4631 * config.gcc: Add cr16-* support.
4633 * doc/extend.texi: Document cr16 extensions.
4634 * doc/install.texi: Document cr16 install.
4635 * doc/invoke.texi: Document cr16 options.
4636 * doc/md.texi: Document cr16 constraints.
4638 * common/config/cr16/cr16-common.c: New file.
4639 * config/cr16/cr16.c: New file.
4640 * config/cr16/cr16.h: New file.
4641 * config/cr16/cr16.md: New file.
4642 * config/cr16/cr16.opt: New file.
4643 * config/cr16/cr16-protos.h: New file.
4644 * config/cr16/predicates.md: New file.
4645 * config/cr16/constraints.md: New file.
4646 * config/cr16/t-cr16: New file.
4648 2012-02-02 Jakub Jelinek <jakub@redhat.com>
4651 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
4652 that operands[2] is either immediate, or q_regs_operand.
4654 PR tree-optimization/52073
4655 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
4656 a pattern stmt for pattern uses, ignore uses outside of the loop.
4658 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
4660 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
4661 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
4662 (OUT_AS1, OUT_AS2): Remove.
4664 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
4666 PR rtl-optimization/51374
4667 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
4668 to cross other volatile_refs_p insns.
4670 2012-02-01 Richard Guenther <rguenther@suse.de>
4672 * doc/invoke.texi (fno-inline): Clarify documentation.
4673 (finline-small-functions): Likewise.
4674 (finline-functions): Likewise.
4675 * common.opt (finline): Adjust comment and documentation.
4676 (finline-small-functions): Clarify documentation.
4677 (finline-functions): Likewise.
4678 (finline-functions-called-once): Likewise.
4680 2012-02-01 Tristan Gingold <gingold@adacore.com>
4682 * c-typeck.c (composite_type): Keep mode for pointers.
4684 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
4686 * function.h (regno_reg_rtx): Adjust comment.
4687 * reginfo.c (init_reg_modes_target): Only use the previous mode
4688 if it fits within one register. Remove MIPS comment.
4690 2012-01-31 Jakub Jelinek <jakub@redhat.com>
4693 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
4695 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4697 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
4698 to srak instruction.
4700 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4702 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
4704 2012-01-31 Jakub Jelinek <jakub@redhat.com>
4709 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
4711 2012-01-31 Richard Guenther <rguenther@suse.de>
4713 PR tree-optimization/51528
4714 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
4717 2012-01-31 Jakub Jelinek <jakub@redhat.com>
4722 * ree.c (add_removable_extension): Change def_map argument
4723 to unsigned *, store in def_map 1 + offset into *insn_list vector
4724 instead of pointers into the vector.
4725 (find_removable_extensions): Adjust caller.
4727 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
4729 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
4730 Transform all "* quoted-c-code" to { c-code }.
4731 Remove redundant test for "optimize" in combine patterns.
4732 Move (include "avr-dimode.md") to end of file.
4734 2012-01-30 Bin Cheng <bin.cheng@arm.com>
4737 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
4738 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
4740 2012-01-30 Richard Guenther <rguenther@suse.de>
4742 PR tree-optimization/52028
4743 * tree-loop-distribution.c (ldist_gen): Properly update
4746 2012-01-30 Jakub Jelinek <jakub@redhat.com>
4749 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
4750 set_cur_line_info_table if not emitting debug info.
4752 PR tree-optimization/52046
4753 * tree-vect-patterns.c (check_bool_pattern): Give up if
4754 a comparison could throw.
4757 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
4759 2012-01-30 Richard Guenther <rguenther@suse.de>
4761 PR tree-optimization/52045
4762 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
4763 SSA form if cfgcleanup did anything.
4765 2012-01-30 Richard Guenther <rguenther@suse.de>
4767 PR tree-optimization/52045
4768 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
4769 before computing final todo.
4771 2012-01-30 Richard Guenther <rguenther@suse.de>
4773 PR tree-optimization/51528
4774 * tree-sra.c (sra_modify_assign): Re-factor in preparation
4777 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
4779 * df-problems.c (df_kill_notes): Check that the use refers
4780 to the note under examination.
4782 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
4785 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
4786 parameter and use short-lived pseudos.
4787 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
4788 (sparc_expand_vector_init): Const-ify local variables and adjust
4789 calls to above functions.
4791 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
4793 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
4795 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
4797 * doc/invoke.texi: Make usage of "compile time" and
4798 "run time"/"runtime" consistent throughout the file.
4800 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
4802 * config/alpha/alpha.c (alpha_option_override): Default to
4803 full IEEE compliance mode for Go language.
4805 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
4807 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
4808 (LINK_SSP_SPEC): Define.
4810 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4813 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
4816 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
4818 * doc/invoke.texi: Correct hyphenation of "floating point",
4819 "double precision", and related terminology throughout the file.
4821 2012-01-28 Jakub Jelinek <jakub@redhat.com>
4824 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
4825 arm_general_register_operand predicate for operand 2 instead of
4828 2012-01-27 Ian Lance Taylor <iant@google.com>
4831 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
4832 * builtins.c (expand_builtin_init_trampoline): Add onstack
4833 parameter. Change caller.
4834 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
4835 * tree.c (build_common_builtin_nodes): Declare
4836 __builtin_init_heap_trampoline.
4838 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
4840 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
4841 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
4842 * config/avr/avr.c: Ditto.
4843 (avr_regnames): Remove because unused.
4844 * config/avr/avr.md (*cpse.ne): New peephole.
4845 (*cpse.eq): New peephole from former cpse peepholes.
4847 2012-01-27 Michael Eager <eager@eagercon.com>
4849 * config/microblaze.c (microblaze_emit_compare): Correct
4850 test after pcmp instruction.
4852 2012-01-27 Richard Guenther <rguenther@suse.de>
4854 PR tree-optimization/52020
4855 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
4857 2012-01-27 Richard Guenther <rguenther@suse.de>
4859 * ipa-pure-const.c (check_stmt): Clobbers do not make a
4860 function non-const/pure.
4862 2012-01-27 Richard Guenther <rguenther@suse.de>
4864 PR tree-optimization/50444
4865 * tree-sra.c (build_ref_for_offset): Properly adjust the
4866 MEM_REF type for unaligned accesses.
4868 2012-01-27 Richard Guenther <rguenther@suse.de>
4870 PR tree-optimization/50444
4871 * expr.c (mem_ref_refers_to_non_mem_p): New function.
4872 (expand_assignment): Use it. Properly handle misaligned
4873 bases when expanding stores to component references.
4874 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
4877 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
4880 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
4881 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
4882 * tree-data-ref.c (find_data_references_in_loop): Make static.
4883 (compute_all_dependences): Change return type to bool. Bail out
4884 for too many datarefs in a loop. Move the hunk resetting the data
4885 dependences vector from ...
4886 (compute_data_dependences_for_loop): ... here. Account for
4887 compute_all_dependences returning false.
4888 (compute_data_dependences_for_bb): Likewise.
4889 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
4890 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
4892 2012-01-27 Richard Guenther <rguenther@suse.de>
4895 * expr.c (store_field): Use the alias-set of the scratch memory
4898 2012-01-27 Tom de Vries <tom@codesourcery.com>
4900 PR tree-optimization/51990
4901 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
4903 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
4905 2012-01-27 Jakub Jelinek <jakub@redhat.com>
4908 * var-tracking.c (reverse_op): Don't add any reverse operation
4909 if V already has any constant locations.
4911 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
4913 * doc/invoke.texi: Correct usage of "command line" (noun)
4914 vs "command-line" (adjective) throughout.
4916 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
4918 * doc/invoke.texi (Language Independent Options): Move
4919 -Wcoverage-mismatch blurb from here....
4920 (Warning Options): ...to here.
4922 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
4924 * config/rs6000/rs6000.c (rs6000_option_override_internal):
4925 Set rs6000_always_hint to false for 476.
4927 2012-01-27 Matthias Klose <doko@ubuntu.com>
4929 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
4931 * incpath.c (add_standard_paths): Likewise.
4933 2012-01-27 Richard Henderson <rth@redhat.com>
4935 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
4936 * config/m68k/sync.md (atomic_test_and_set): Rename from
4937 sync_test_and_setqi and adjust the operands.
4938 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
4939 and unconditionally enable.
4941 2012-01-27 Richard Henderson <rth@redhat.com>
4943 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
4944 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
4945 (ldstub): Rename from ldstubqi.
4946 (ldstub<I24MODE>): Remove.
4948 2012-01-27 Richard Henderson <rth@redhat.com>
4950 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
4951 * c-cppbuiltin.c (cpp_atomic_builtins): Define
4952 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
4953 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
4954 * doc/tm.texi: Rebuild.
4956 2012-01-27 Richard Henderson <rth@redhat.com>
4958 * optabs.c (gen_atomic_test_and_set): Remove default.
4959 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
4961 2012-01-26 Jakub Jelinek <jakub@redhat.com>
4963 PR rtl-optimization/51978
4964 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
4965 (combine_reaching_defs): Likewise.
4966 (struct re_info): Remove.
4967 (add_removable_extension): Remove x and data arguments,
4968 add insn, insn_list and def_map. Use the arguments directly
4969 instead of using struct re_info.
4970 (find_removable_extensions): Don't call add_removable_extension
4971 through note_stores, instead just call it with single_set
4973 (find_and_remove_re): Pass curr_cand->expr instead of
4974 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
4976 2012-01-26 Michael Matz <matz@suse.de>
4978 PR tree-optimization/46590
4979 * cfgexpand.c: Revert last change (r183305).
4980 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
4982 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
4983 checking for emptiness.
4985 2012-01-26 Jakub Jelinek <jakub@redhat.com>
4988 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
4989 non-addressable non-BLKmode base correctly.
4991 2012-01-26 Michael Matz <matz@suse.de>
4993 PR tree-optimization/48794
4994 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
4995 regions referenced from RESX/EH_DISPATCH.
4997 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4999 * config/s390/s390.h: Make BRANCH_COST an option.
5000 * config/s390/s390.opt: New option -mbranch-cost.
5002 2012-01-26 Richard Henderson <rth@redhat.com>
5004 Revert 2012-01-24 change:
5005 * trans-mem.c (requires_barrier): Do not instrument thread local
5006 variables and emit save/restore for them.
5008 2012-01-25 Jakub Jelinek <jakub@redhat.com>
5011 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
5014 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
5016 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
5019 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
5022 Rename __pgm to __flash.
5023 Rename __pgm1 to __flash1.
5024 Rename __pgm2 to __flash2.
5025 Rename __pgm3 to __flash3.
5026 Rename __pgm4 to __flash4.
5027 Rename __pgm5 to __flash5.
5028 Rename __pgmx to __memx.
5029 * doc/extend.texi (AVR Named Address Spaces)
5030 Rename address space names as indicated above.
5031 * config/avr/avr.c (avr_addrspace): Ditto.
5033 * config/avr/avr-protos.h
5034 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
5035 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
5036 * config/avr/predicates.md: Ditto.
5037 * config/avr/avr.c Ditto, and
5038 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
5039 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
5041 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
5042 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
5043 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
5044 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
5045 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
5046 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
5047 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
5048 * config/avr/avr.c: Ditto.
5049 * config/avr/avr.md: Ditto.
5051 2012-01-25 Jason Merrill <jason@redhat.com>
5054 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
5056 2012-01-25 Jakub Jelinek <jakub@redhat.com>
5058 PR tree-optimization/51987
5059 * tree-data-ref.c (get_references_in_stmt): Handle references in
5060 non-volatile GIMPLE_ASM.
5062 2012-01-25 Richard Guenther <rguenther@suse.de>
5064 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
5065 bases are dereferenced.
5067 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
5069 PR rtl-optimization/48374
5070 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
5072 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
5074 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
5075 compute_data_dependences_for_loop returns false.
5076 * tree-parloops.c (loop_parallel_p): Likewise.
5078 2012-01-25 Richard Guenther <rguenther@suse.de>
5080 * tree.h (get_pointer_alignment_1): Declare.
5081 * builtins.c (get_pointer_alignment_1): New function.
5082 (get_pointer_alignment): Use it.
5084 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5086 PR rtl-optimization/48308
5087 * combine.c (enum undo_kind): Add UNDO_LINKS.
5088 (struct undo): Add member l to other_contents and where.
5089 (do_SUBST_LINK): New.
5091 (try_combine): Handle LOG_LINKS for the dummy i1 case.
5092 (undo_all): Handle UNDO_LINKS.
5094 2012-01-25 Richard Henderson <rth@redhat.com>
5096 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
5099 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5101 * optabs.c (gen_atomic_test_and_set): Use each argument.
5103 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5105 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
5106 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
5107 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
5108 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
5109 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
5110 TARGET_PAIRED_SINGLE_FLOAT.
5112 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5114 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
5115 (in_struct, return_val): Remove MEM documentation.
5116 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
5117 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
5118 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
5120 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
5121 * cfgexpand.c (add_alias_set_conflicts): Likewise.
5122 * expr.c (store_field): Likewise.
5123 * function.c (assign_stack_temp_for_type): Likewise.
5124 * ifcvt.c (noce_try_cmove_arith): Likewise.
5125 * reload1.c (reload): Likewise.
5126 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
5127 (alpha_set_memflags): Likewise.
5128 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
5130 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5132 * rtl.h (true_dependence, canon_true_dependence): Remove varies
5134 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
5135 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
5136 (true_dependence_1, true_dependence, canon_true_dependence): Remove
5138 * cselib.c (cselib_rtx_varies_p): Delete.
5139 (cselib_invalidate_mem): Update call to canon_true_dependence.
5140 * dse.c (record_store, check_mem_read_rtx): Likewise.
5141 (scan_reads_nospill): Likewise.
5142 * cse.c (check_dependence): Likewise.
5143 (cse_rtx_varies_p): Delete.
5144 * expr.c (safe_from_p): Update call to true_dependence.
5145 * ira.c (validate_equiv_mem_from_store): Likewise.
5146 (memref_referenced_p): Likewise.
5147 * postreload-gcse.c (find_mem_conflicts): Likewise.
5148 * sched-deps.c (sched_analyze_2): Likewise.
5149 * store-motion.c (load_kills_store): Likewise.
5150 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
5151 * gcse.c (mems_conflict_for_gcse_p): Likewise.
5152 (compute_transp): Update call to canon_true_dependence.
5154 2012-01-25 Richard Henderson <rth@redhat.com>
5156 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
5157 (maybe_emit_atomic_test_and_set): New.
5158 (expand_sync_lock_test_and_set): Use it.
5159 (expand_atomic_test_and_set): Likewise.
5160 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
5161 the implementation; clarify implementation defined details.
5162 * doc/md.texi (atomic_test_and_set): Document.
5164 2012-01-25 Richard Henderson <rth@redhat.com>
5166 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
5168 2012-01-25 Richard Henderson <rth@redhat.com>
5171 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
5172 to effect no-op split.
5174 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
5177 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
5178 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
5179 (BT_FN_VOID_PTR_INT_SIZE): New.
5180 (BT_FN_UINT_UINT_VAR): Remove.
5181 (BT_FN_UINT32_UINT32_VAR): New.
5182 (BT_FN_DOUBLE_VPTR): Remove.
5183 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
5185 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
5186 (_ITM_changeTransactionMode): Same.
5187 (_ITM_memmoveRtWt): Change return type to void.
5188 (_ITM_memcpyRtWt): Same.
5189 (_ITM_memsetW): Same.
5190 (_ITM_RaRD): Change types to double.
5195 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
5197 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
5198 Patrick Marlier <patrick.marlier@gmail.com>
5200 * trans-mem.c (requires_barrier): Do not instrument thread local
5201 variables and emit save/restore for them.
5203 2012-01-24 Jason Merrill <jason@redhat.com>
5206 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
5207 output static aliases.
5209 2012-01-24 Jakub Jelinek <jakub@redhat.com>
5212 * common.opt (-pie, -shared, pie, shared): Change from Common to
5214 * gcc.c (display_help): Display help for -pie and -shared.
5216 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
5219 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
5220 Remove note on size/offset limitation.
5221 (AVR Variable Attributes): Add example how to read data located
5222 with progmem. Refer to named address spaces.
5223 * doc/invoke.texi (AVR Options): Fix typo.
5225 2012-01-24 Richard Guenther <rguenther@suse.de>
5227 Forward-port to trunk
5228 2010-09-21 Jakub Jelinek <jakub@redhat.com>
5231 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
5232 op0 isn't sufficiently aligned and there is movmisalignM
5233 insn for mode, use it to load op0 into a temporary register.
5235 2012-01-24 Jakub Jelinek <jakub@redhat.com>
5238 * target.def (const_not_ok_for_debug_p): New hook.
5239 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
5241 * doc/tm.texi: Regenerated.
5242 * dwarf2out.c (const_ok_for_output_1): If
5243 targetm.const_not_ok_for_debug_p returns true, fail.
5244 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
5246 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
5248 2012-01-23 Kai Tietz <ktietz@redhat.com>
5251 * config/i386/predicates.md (symbolic_operand): Allow
5252 UNSPEC_PCREL as PIC expression for lea.
5253 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
5254 * config/i386/i386.c (ix86_delegitimize_address): Handle
5255 UNSPEC_PCREL for none-MEM, too.
5257 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
5259 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
5260 (ipa_tm_create_version_alias): Same.
5262 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
5265 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
5266 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
5268 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
5269 Patrick Marlier <patrick.marlier@gmail.com>
5270 Iain Sandoe <developer@sandoe-acoustics.co.uk>
5273 * lto-wrapper.c (run_gcc): Pass the LTO section name to
5274 simple_object_start_read.
5276 2012-01-23 Richard Guenther <rguenther@suse.de>
5279 PR tree-optimization/51895
5280 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
5281 parameter decomposition into BLKmode components.
5283 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
5285 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
5286 fake variables for restrict-qualified pointers whose pointed-to type
5287 contains a placeholder.
5289 2012-01-23 Richard Guenther <rguenther@suse.de>
5291 PR tree-optimization/51949
5292 * ipa-split.c (execute_split_functions): Do not split malloc functions.
5294 2012-01-23 Jakub Jelinek <jakub@redhat.com>
5296 PR rtl-optimization/51933
5297 * ree.c (transform_ifelse): Return true right away if dstreg is
5298 already wider or equal to cand->mode.
5299 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
5300 (make_defs_and_copies_lists): Remove defs_list and copies_list
5301 arguments, add state argument, just truncate state->work_list
5302 instead of always allocating and freeing the vector. Assert that
5303 get_defs succeeds instead of returning 2. Changed return type to bool.
5304 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
5305 have ext_src_mode, see if it has been modified already with the
5306 right kind of extension and has been extended before from the
5307 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
5308 just return true. Remember the original mode in state->modified array.
5309 (combine_reaching_defs): Add state argument. Don't allocate and
5310 free here def_list, copied_list and vec vectors, instead just
5311 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
5312 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
5313 Add state variable, clear vectors in it, initialize state.modified
5314 if needed. Free all the vectors at the end and state.modified too.
5315 Don't skip a candidate if the extension expression has been modified.
5317 2012-01-22 Douglas B Rupp <rupp@gnat.com>
5320 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
5321 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
5322 (extra_options) interix.opt -> i386/interix.opt"
5323 (extra_objs):Add winnt-stubs.o
5324 * configure.ac: Add interix to target_os .comm on PE check.
5325 * configure: Regenerate.
5326 * config/interix3.h: Delete and move bits to..
5327 * config/interix.h: Delete and move bits to..
5328 * config/i386/i386-interix3.h: Delete and move bits to..
5329 * config/i386/i386-interix.h: ..here.
5330 (TARGET_CPU_DEFAULT): Remove redefinition.
5331 (TARGET_ASM_CONSTRUCTOR): Undefine.
5332 (SUBTARGET_SWITCHES): Define for ms-bitfields.
5333 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
5334 (PTRDIFF_TYPE): Define.
5335 (LONG_DOUBLE_TYPE_SIZE): Define.
5336 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
5337 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
5338 (TARGET_SECTION_TYPE_FLAGS): Define.
5339 (ASM_DECLARE_FUNCTION_NAME): Define.
5340 (ASM_OUTPUT_EXTERNAL): Define.
5341 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
5342 (ASM_OUTPUT_ALIGNED_BSS): Define.
5343 (PCC_BITFIELD_TYPE_MATTERS): Define.
5344 (USE_CONST_SECTION): Define.
5345 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
5346 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
5347 (SUPPORTS_ONE_ONLY): Remove.
5348 (I386_PE_STRIP_ENCODING): Define.
5349 * config/interix.opt: Delete and move bits to..
5350 * config/i386/interix.opt: ..here. New.
5351 (mpe-aligned-commons): Add.
5352 * config/i386/t-interix: Add copyright header.
5353 (winnt-stubs.o): Add rule.
5355 2012-01-22 Jason Merrill <jason@redhat.com>
5358 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
5359 for extra name aliases.
5361 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
5363 PR rtl-optimization/51924
5364 * ree.c (combine_set_extension): Improve debugging message.
5365 (combine_reaching_defs): Likewise.
5366 (get_defs): Rename confusingly named variable.
5367 (find_and_remove_re): Skip a candidate if the extension expression has
5370 2012-01-21 Robert Millan <rmh@gnu.org>
5371 Gerald Pfeifer <gerald@pfeifer.com>
5373 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
5374 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
5376 2012-01-20 Jakub Jelinek <jakub@redhat.com>
5378 PR tree-optimization/51914
5379 * tree-vect-stmts.c (vectorizable_conversion): For
5380 cvt_type && modifier == WIDEN, put temporary with cvt_type
5381 at the beginning of vec_dsts and set vec_dest to temporary
5384 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
5386 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
5388 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
5390 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
5391 * config/rs6000/rs6000.c: Likewise.
5393 2012-01-20 Jakub Jelinek <jakub@redhat.com>
5396 * config/arm/arm.c (arm_count_output_move_double_insns): Call
5397 output_move_double on a copy of operands array.
5399 2012-01-20 Cary Coutant <ccoutant@google.com>
5400 Dodji Seketeli <dodji@redhat.com>
5403 * dwarf2out.c (copy_declaration_context): Return ref to parent
5404 of declaration DIE, if necessary.
5405 (remove_child_or_replace_with_skeleton): Add new parameter; update
5406 caller. Place skeleton DIE under parent DIE of original declaration.
5407 Move call to copy_declaration_context to here ...
5408 (break_out_comdat_types): ... from here.
5410 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5412 PR rtl-optimization/51856
5413 * reload.c (find_reloads_subreg_address): Set the address_reloaded
5416 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5419 * config/arm/arm.c (arm_print_operand): Correct output of alignment
5420 hints for neon loads and stores.
5422 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
5426 * doc/extend.texi (Named Address Spaces): Split into subsections.
5427 (AVR Named Address Spaces): New subsection.
5428 (M32C Named Address Spaces): New subsection.
5429 (RL78 Named Address Spaces): New subsection.
5430 (SPU Named Address Spaces): New subsection.
5431 (Variable Attributes): New anchor "AVR Variable Attributes".
5432 (AVR Variable Attributes): Rewrite and avoid wording
5433 "address space" in this context.
5434 * doc/invoke.texi (AVR Options): Rewrite and add documentation
5435 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
5436 (AVR Built-in Macros): New subsubsection therein.
5437 * doc/md.texi (AVR constraints): Remove "C04", "R".
5439 2012-01-20 Richard Guenther <rguenther@suse.de>
5441 PR tree-optimization/51903
5442 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
5443 when removing stmts.
5445 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5448 * config/arm/arm.c (arm_load_pic_register): Use
5449 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
5450 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
5451 (arm_pic_static_addr): Likewise.
5452 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
5453 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
5454 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
5455 (pic_load_addr_unified): New.
5457 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
5460 * function.c (instantiate_virtual_regs_in_insn): Use
5461 delete_insn_and_edges when removing a wrong asm insn.
5463 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
5465 PR rtl-optimization/40761
5466 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
5467 Add new member loop_num.
5468 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
5469 (ira_build): Remove the parameter.
5471 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
5472 (ira.c): Do not build CFG loops for one region allocation. Remove
5473 argument from ira_build call.
5475 * ira-build.c (init_loop_tree_node): New function.
5476 (create_loop_tree_nodes): Use it. Separate the case when CFG
5477 loops are not built.
5478 (more_one_region_p): Check current_loops.
5479 (finish_loop_tree_nodes): Separate the case when CFG loops are not
5481 (add_loop_to_tree): Process loop equal to NULL too.
5482 (form_loop_tree): Separate the case when CFG loops are not built.
5483 Use explicitly number for the root.
5484 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
5486 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
5487 instead of loop->num.
5488 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
5489 (mark_all_loops_for_removal): Ditto.
5490 (remove_unnecessary_regions): Separate the case when CFG loops
5492 (ira_build): Remove the parameter. Use explicit number of regions
5493 when CFG loops are not built.
5495 * ira-color.c (print_loop_title): Separate the case for the root node.
5496 Use loop_num instead of loop->num.
5497 (move_spill_restore): Use loop_num instead of loop->num.
5499 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
5500 (change_loop): Ditto.
5501 (change_loop): Use loop_num instead of loop->num.
5503 * ira-lives.c (process_bb_node_lives): Ditto.
5505 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
5507 * ira-conflicts.c (print_allocno_conflicts): Ditto.
5509 2012-01-19 Jakub Jelinek <jakub@redhat.com>
5512 * tree-mudflap.c (mf_artificial): New function.
5513 (execute_mudflap_function_ops, execute_mudflap_function_decls,
5514 mx_register_decls, mudflap_enqueue_decl): Use it.
5517 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
5518 numbers in the insn pattern.
5520 2012-01-19 Michael Matz <matz@suse.de>
5522 PR tree-optimization/46590
5523 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
5524 use it in remembering which conflicts we already created.
5525 (add_scope_conflicts): Adjust call to above, (de)allocate helper
5528 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
5531 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
5532 (merge_and_complain): Same.
5534 2012-01-19 Jakub Jelinek <jakub@redhat.com>
5537 * config/initfini-array.h: Guard content of the header
5538 with #ifdef HAVE_INITFINI_ARRAY.
5539 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
5540 Add initfini-array.h to tm_file here.
5541 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
5542 * config.gcc: Don't add initfini-array.h to tm_file here.
5543 * configure: Regenerated.
5545 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
5547 PR rtl-optimization/51505
5548 * df-problems.c (df_kill_notes): New parameter live. Update comment.
5549 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
5550 (df_note_bb_compute): Update the call to df_kill_notes.
5552 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
5554 * trans-mem.c (requires_barrier): Remove call to is_global_var.
5556 2012-01-18 Richard Guenther <rguenther@suse.de>
5558 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
5559 of conversions to void *.
5561 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5562 Richard Sandiford <rdsandiford@googlemail.com>
5566 * optabs.h (simplify_expand_binop): Declare.
5567 * optabs.c (simplify_expand_binop): Make global.
5568 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
5569 endian targets if the source cannot be exactly covered by word
5572 2012-01-17 Jakub Jelinek <jakub@redhat.com>
5575 * hard-reg-set.h (struct hard_reg_set_container): New type.
5576 * target.h (struct hard_reg_set_container): Forward declare.
5577 * target.def (set_up_by_prologue): New target hook.
5578 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
5579 * doc/tm.texi: Regenerated.
5580 * function.c (thread_prologue_and_epilogue_insns): Change
5581 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
5582 Call targetm.set_up_by_prologue on it.
5583 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
5584 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
5586 2012-01-17 Nick Clifton <nickc@redhat.com>
5588 * config/rx/rx.c (rx_can_use_simple_return): New function.
5589 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
5590 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
5592 2012-01-17 Richard Guenther <rguenther@suse.de>
5595 * expr.c (expand_assignment): Take address-space information
5596 from the address operand of MEM_REF and TARGET_MEM_REF.
5597 (expand_expr_real_1): Likewise.
5599 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5601 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
5602 reload dump is requested.
5604 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
5607 * trans-mem.c (requires_barrier): Call may_be_aliased.
5609 2012-01-17 Jakub Jelinek <jakub@redhat.com>
5611 PR tree-optimization/51877
5612 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
5613 call arguments and fndecls compare equal, instead return false if they
5614 don't. Return true only if lhs1 and lhs2 are either both NULL, or
5615 both SSA_NAMEs that are valueized the same, or they satisfy
5618 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5620 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
5622 * configure: Regenerate.
5624 2012-01-16 Jan Hubicka <jh@suse.cz>
5628 * convert.c (convert_to_integer): Use fold_convert for
5629 converting an INTEGER_CST to integer type.
5631 2012-01-16 Jason Merrill <jason@redhat.com>
5634 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
5636 2012-01-16 Jakub Jelinek <jakub@redhat.com>
5639 * config/s390/s390.c (s390_chunkify_start): Don't skip
5640 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
5641 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
5642 If insn is followed by NOTE_INSN_VAR_LOCATION or
5643 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
5644 Don't use location of note insns.
5646 PR tree-optimization/51865
5647 * tree-inline.c (tree_function_versioning): Call remap_decl
5648 on DECL_RESULT whenever it has VOID_TYPE_P type.
5650 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
5652 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
5653 for calls to locally-binding MIPS16 functions if only the return
5654 type uses float regs.
5656 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
5657 Richard Sandiford <rdsandiford@googlemail.com>
5659 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
5660 (SYMBOL_32_HIGH): Likewise.
5661 (mips_output_tls_reloc_directive): Declare.
5662 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
5663 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
5664 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
5665 (mips_lo_relocs, mips_hi_relocs): Make extern.
5666 (mips16_stub_function): Move up file.
5667 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
5668 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
5669 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
5670 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
5671 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
5672 (mips_get_tp): Add MIPS16 support.
5673 (mips_legitimize_tls_address): Remove MIPS16 sorry().
5674 Generalize DTPREL and TPREL handling.
5675 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
5676 Add MIPS16 TLS support.
5677 (mips_output_tls_reloc_directive): New function.
5678 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
5679 * config/mips/predicates.md (symbolic_operand_with_high)
5680 (tls_reloc_operand): New predicates.
5681 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
5682 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
5683 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
5684 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
5685 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
5686 (*tls_get_tp_mips16_call_<mode>): Likewise.
5688 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
5690 PR rtl-optimization/51821
5691 * recog.c (peep2_find_free_register): Determine clobbered registers
5694 2012-01-14 Denis Chertykov <chertykov@gmail.com>
5697 * config/avr/avr-protos.h: Revert change of 2012-01-09.
5698 * config/avr/avr.c: Likewise.
5699 * config/avr/avr.h: Likewise.
5701 2012-01-13 Ian Lance Taylor <iant@google.com>
5704 * tree.h (TYPE_QUALS): Add cast to int.
5705 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
5707 2012-01-13 Ian Lance Taylor <iant@google.com>
5709 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
5710 comparing param_index to VEC_length result.
5712 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
5714 * c-decl.c: Do not include tree-mudflap.h
5715 * tree-optimize.c: Likewise.
5716 * Makefile.in: Update dependencies.
5718 2012-01-13 Richard Guenther <rguenther@suse.de>
5721 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
5722 variable-sized result always use RSO.
5724 2012-01-12 DJ Delorie <dj@redhat.com>
5726 * cfgexpand.c (convert_debug_memory_address): Allow any valid
5727 pointer type, not just the default pointer type.
5729 2012-01-09 Richard Henderson <rth@redhat.com>
5730 Denis Chertykov <chertykov@gmail.com>
5733 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
5734 * config/avr/avr.c (avr_can_eliminate): Simplify.
5735 (avr_initial_elimination_offset): Likewise.
5736 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
5737 (expand_epilogue): Likewise.
5738 (avr_legitimize_address): Gut.
5739 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
5740 (avr_hard_regno_nregs): New.
5741 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
5742 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
5743 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
5744 add soft frame pointer.
5745 (CALL_USED_REGISTERS): Likewise.
5746 (REG_CLASS_CONTENTS): Likewise.
5747 (REGISTER_NAMES): Likewise.
5748 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
5749 (HARD_FRAME_POINTER_REGNUM): New.
5750 (FRAME_POINTER_REGNUM): Use soft frame pointer.
5751 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
5752 remove the HARD_FRAME_POINTER self-elimination.
5754 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
5757 * config/avr/avr.c (avr_encode_section_info): Test for absence of
5758 DECL_EXTERNAL when checking for initializers of progmem variables.
5760 2012-01-12 Ira Rosen <irar@il.ibm.com>
5762 PR tree-optimization/51799
5763 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
5764 that the last operation is a type demotion.
5766 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
5768 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
5769 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
5771 2012-01-11 Jakub Jelinek <jakub@redhat.com>
5774 * combine.c (distribute_notes): If i3 is a noreturn call,
5775 allow old_size to be equal to args_size and make sure the
5776 noreturn call gets REG_ARGS_SIZE note.
5777 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
5778 on noreturn calls even when the delta is 0.
5780 2012-01-11 Nathan Sidwell <nathan@acm.org>
5782 * gcov.c (STRING_SIZE): Remove.
5783 (generate_results): Erase annotations for source files with no
5784 coverage information.
5786 (output_lines): Use it.
5788 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
5790 * gimple.h (gimplify_body): Remove first argument.
5791 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
5792 pointer set here, instead just pass DATA to walk_tree.
5793 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
5794 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
5795 (unvisit_body): Likewise, but with unmark_visited.
5796 (gimplify_body): Remove BODY_P argument and adjust.
5797 (gimplify_function_tree): Adjust call to gimplify_body.
5798 * omp-low.c (finalize_task_copyfn): Likewise.
5800 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
5802 * tree.h (build_function_decl_skip_args): Add boolean parameter.
5803 (build_function_type_skip_args): Delete.
5804 * tree.c (build_function_type_skip_args): Make static and add
5805 SKIP_RETURN parameter. Fix thinko in the handling of variants.
5806 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
5807 pass it to build_function_type_skip_args.
5808 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
5809 (tree_function_versioning): Likewise.
5810 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
5811 build_function_decl_skip_args.
5812 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
5813 and pass it to build_function_decl_skip_args/tree_function_versioning.
5814 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
5815 * ipa-inline-transform.c (save_inline_function_body): Likewise.
5816 * trans-mem.c (ipa_tm_create_version): Likewise.
5817 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
5818 * tree-inline.c (declare_return_variable): Remove always-true test.
5819 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
5820 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
5821 * ipa-split.c (split_function): Skip the return value for the split
5822 part if it doesn't return.
5824 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5826 PR tree-optimization/49642
5827 * ipa-split.c (forbidden_dominators): New variable.
5828 (check_forbidden_calls): New function.
5829 (dominated_by_forbidden): Likewise.
5830 (consider_split): Check for forbidden dominators.
5831 (execute_split_functions): Initialize and free forbidden
5832 dominators info; call check_forbidden_calls.
5834 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5836 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
5838 2012-01-11 Nick Clifton <nickc@redhat.com>
5840 * config/rx/rx.md (return): Define pattern.
5842 2012-01-11 Richard Guenther <rguenther@suse.de>
5844 * doc/extend.texi (malloc attribute): Adjust according to
5847 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
5848 Patrick Marlier <patrick.marlier@gmail.com>
5851 * trans-mem.c (get_cg_data): Traverse aliases if requested.
5852 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
5853 (ipa_tm_note_irrevocable): Same.
5854 (ipa_tm_scan_irr_block): Same.
5855 (ipa_tm_decrement_clone_counts): Same.
5856 (ipa_tm_scan_irr_function): Same.
5857 (ipa_tm_create_version_alias): Same.
5858 (ipa_tm_create_version): Same.
5859 (ipa_tm_transform_calls_redirect): Same.
5860 (ipa_tm_transform_calls): Same.
5861 (ipa_tm_transform_transaction): Same.
5862 (ipa_tm_execute): Same.
5864 2012-01-10 Richard Guenther <rguenther@suse.de>
5867 * opts.c (common_handle_option): Handle -Werror.
5869 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
5871 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
5874 2012-01-10 Jason Merrill <jason@redhat.com>
5876 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
5879 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5881 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
5882 supports R_386_TLS_GD_PLT reloc.
5883 (gcc_cv_as_ix86_tlsldmplt): Check if linker
5884 supports R_386_TLS_LDM_PLT reloc.
5885 * configure: Regenerate.
5886 * config.in: Regenerate.
5888 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
5891 Extend __pgmx semantics to linearize memory.
5892 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
5893 determine if code comes inline or from libgcc.
5894 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
5895 (movmem_qi, movmem_qi): Set constraint #2 to "n".
5896 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
5897 (movmemx_qi, movmemx_hi): New insns.
5898 (xload_<mode>_libgcc): Rewrite to new insn condition.
5899 (xload_<mode>): Remove insns.
5900 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
5901 cases that don't satisfy avr_xload_libgcc_p().
5902 (avr_addr_space_convert): Allow converting in any direction.
5903 (avr_addr_space_subset_p): Return always true.
5904 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
5905 (avr_emit_movmemhi): Ditto.
5906 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
5907 (avr_out_movmem): Ditto.
5908 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
5909 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
5910 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
5911 (avr_encode_section_info): Encode 'progmem' in symbol flags.
5912 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
5914 2012-01-10 Richard Guenther <rguenther@suse.de>
5916 PR tree-optimization/50913
5917 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
5918 Require data-refs to be representable by Graphite with respect
5921 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
5923 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
5924 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
5926 2012-01-10 Tom de Vries <tom@codesourcery.com>
5928 PR rtl-optimization/51271
5929 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
5930 handling annulled branch.
5932 2012-01-10 Richard Henderson <rth@redhat.com>
5934 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
5935 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
5936 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
5937 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
5938 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
5939 arm_expand_vec_perm_const): New.
5940 * config/arm/arm-protos.h: Update.
5941 * config/arm/neon.md (UNSPEC_VCONCAT): New.
5942 (*neon_vswp<VDQX>): New.
5943 (neon_vcombine<VDX>): Use neon_split_vcombine.
5944 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
5945 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
5946 (vec_perm<VE>): New.
5948 2012-01-10 Richard Henderson <rth@redhat.com>
5950 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
5951 use it if reload_completed.
5952 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
5953 arm_output_asm_insn, arm_process_output_memory_barrier,
5954 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
5955 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
5956 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
5957 arm_process_output_sync_insn, arm_output_sync_insn,
5958 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
5959 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
5960 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
5961 (emit_unlikely_jump): New.
5962 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
5963 (arm_split_atomic_op): New.
5964 * config/arm/arm-protos.h: Update.
5965 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
5966 (struct arm_sync_generator): Remove.
5967 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
5968 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
5969 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
5970 (VUNSPEC_LL, VUNSPEC_SC): New.
5971 (sync_result, sync_memory, sync_required_value, sync_new_value,
5972 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
5973 (attr length): Don't use arm_sync_loop_insns.
5974 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
5975 (movsfcc, movdfcc): Likewise.
5976 * config/arm/constraints.md (Ua): New.
5977 * config/arm/prediates.md (mem_noofs_operand): New.
5978 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
5979 (sync_clobber, sync_t2_reqd): Remove.
5980 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
5981 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
5982 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
5983 (arm_sync_compare_and_swap<SIDI>): Remove.
5984 (arm_sync_compare_and_swap<NARROW>): Remove.
5985 (arm_sync_lock_test_and_set<SIDI>): Remove.
5986 (arm_sync_lock_test_and_set<NARROW>): Remove.
5987 (arm_sync_new_<syncop><SIDI>): Remove.
5988 (arm_sync_new_<syncop><NARROW>): Remove.
5989 (arm_sync_new_nand<SIDI>): Remove.
5990 (arm_sync_new_nand<NARROW>): Remove.
5991 (arm_sync_old_<syncop><SIDI>): Remove.
5992 (arm_sync_old_<syncop><NARROW>): Remove.
5993 (arm_sync_old_nand<SIDI>): Remove.
5994 (arm_sync_old_nand<NARROW>): Remove.
5995 (*memory_barrier): Merge arm_output_memory_barrier.
5996 (atomic_compare_and_swap<QHSD>): New.
5997 (atomic_compare_and_swap<NARROW>_1): New.
5998 (atomic_compare_and_swap<SIDI>_1): New.
5999 (atomic_exchange<QHSD>): New.
6000 (cas_cmp_operand, cas_cmp_str): New.
6001 (atomic_op_operand, atomic_op_str): New.
6002 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
6003 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
6004 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
6005 (arm_load_exclusive<NARROW>): New.
6006 (arm_load_exclusivesi, arm_load_exclusivedi): New.
6007 (arm_store_exclusive<QHSD>): New.
6009 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
6011 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
6012 reload patterns if -mvsx-scalar-memory.
6014 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
6015 generated, even -mno-vsx-scalar-double was used.
6016 (vsx_xscvdpsp_scalar): Likewise.
6017 (vsx_xscvspdp_scalar2): Likewise.
6019 2012-01-09 Tom de Vries <tom@codesourcery.com>
6020 Andrew Pinski <apinski@cavium.com>
6023 * reorg.c (fill_slots_from_thread): Don't speculate
6024 frame-related insns.
6026 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
6028 * sched-int.h (bb_note): Move to...
6029 * basic-block.h: ...here.
6030 * haifa-sched.c (bb_note): Move to...
6031 * cfgrtl.c: ...here.
6032 * function.c (next_block_for_reg): New function.
6033 (move_insn_for_shrink_wrap): Likewise.
6034 (prepare_shrink_wrap): Rewrite to use the above.
6036 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
6038 * gimple.c (is_gimple_non_addressable): Remove.
6039 * gimple.h: Remove is_gimple_non_addressable.
6040 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
6041 is_gimple_non_addressable.
6042 * trans-mem.c (expand_assign_tm): Same.
6044 2012-01-09 Richard Guenther <rguenther@suse.de>
6046 PR tree-optimization/51775
6047 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
6048 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
6050 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6052 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
6054 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
6056 2012-01-09 Richard Guenther <rguenther@suse.de>
6058 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
6060 2012-01-08 Jan Hubicka <jh@suse.cz>
6062 PR tree-optimize/51680
6063 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
6064 on when known_vals needs to be computed; cleanup.
6066 2012-01-08 Jan Hubicka <jh@suse.cz>
6068 PR tree-optimize/51694
6069 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
6071 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
6073 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
6074 for -std=c++98 and -std=c++11 too.
6076 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
6078 * cfgloop.c (cancel_loop): Add free() of bbs array.
6080 2012-01-07 Jan Hubicka <jh@suse.cz>
6082 PR tree-optimization/51600
6083 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
6084 that benefits small functions.
6086 2012-01-07 Jan Hubicka <jh@suse.cz>
6088 * ipa-inline.c (want_inline_small_function_p): Fix formating.
6090 2012-01-07 Jan Hubicka <jh@suse.cz>
6092 PR tree-optimization/51680
6093 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
6094 whose inlining reduce unit size.
6096 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
6099 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
6100 Add canonical node to containing_mem chain after the non-canonical
6101 one, even if there weren't any locs to propagate.
6102 (remove_useless_values): Keep only canonical values.
6103 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
6104 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
6105 canonicalize mem_chain elements that are not discarded.
6107 2012-01-06 Jakub Jelinek <jakub@redhat.com>
6110 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
6111 before emitting functions.
6113 PR gcov-profile/50127
6114 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
6115 clear_aux_for_blocks.
6117 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
6120 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
6122 2012-01-06 Arnaud Charlet <charlet@adacore.com>
6124 * c-decl.c (ext_block): Moved up.
6125 (collect_all_refs, for_each_global_decl): Take ext_block into account.
6127 2012-01-06 Han Shen <shenhan@google.com>
6129 Translate built-in include paths for sysroot.
6130 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
6131 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
6133 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
6134 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
6136 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
6137 control whether sysroot should be prepended to gxx include dir.
6139 * configure: Regenerate.
6141 2012-01-06 Torvald Riegel <triegel@redhat.com>
6143 PR rtl-optimization/51771
6144 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
6145 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
6147 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
6149 PR tree-optimization/51315
6150 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
6151 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
6153 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
6156 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
6157 for shrp pattern. Correctly handle and fixup shift variable.
6158 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
6160 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6163 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
6164 note when !ACCUMULATE_OUTGOING_ARGS.
6166 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
6168 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
6170 (extract_range_from_unary_expr_1): Avoid useless computations.
6172 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6174 PR rtl-optimization/51767
6175 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
6176 of jump_block and add an extra edge for degenerated asm gotos.
6179 * stmt.c (check_unique_operand_names): Don't ICE during error
6180 reporting if i is from labels chain.
6183 * profile.c (branch_prob): Split bbs that have exit edge
6184 and need a fake entry edge too.
6186 2012-01-05 Jan Hubicka <jh@suse.cz>
6189 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
6192 2012-01-05 Richard Guenther <rguenther@suse.de>
6195 * tree-streamer-out.c (write_ts_optimization): New function.
6196 (streamer_write_tree_body): Call it.
6197 * tree-streamer-in.c (lto_input_ts_optimization): New function.
6198 (streamer_read_tree_body): Call it.
6199 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
6201 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6204 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
6205 * gimplify.c (gimplify_cleanup_point_expr): Save and set
6206 in_cleanup_point_expr before gimplify_stmt call and restore it
6208 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
6209 in_cleanup_point_expr is false.
6211 2012-01-05 Richard Guenther <rguenther@suse.de>
6214 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
6216 * toplev.c (process_options): Reject combining mudflap and LTO.
6217 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
6219 2012-01-05 Richard Guenther <rguenther@suse.de>
6221 PR tree-optimization/51760
6222 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
6224 (bit_value_unop): Handle UNDEFINED operands.
6225 (bit_value_binop): Likewise.
6227 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
6229 * config/avr/avr.c (avr_replace_prefix): Remove.
6230 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
6231 (avr_asm_function_rodata_section): Ditto.
6232 (avr_asm_select_section): Ditto.
6234 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
6236 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
6239 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6242 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
6243 calls that have any non-fake successor edges.
6246 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
6248 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
6250 PR tree-optimization/51624
6251 * tree-sra.c (build_ref_for_model): When replicating a chain of
6252 COMPONENT_REFs, stop as soon as the offset would become negative.
6254 2012-01-04 Jakub Jelinek <jakub@redhat.com>
6257 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
6258 in .debug_loc on the floor.
6260 2012-01-04 Andrew Pinski <apinski@cavium.com>
6262 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
6264 2012-01-04 Andrew Pinski <apinski@cavium.com>
6265 Adam Nemet <anemet@caviumnetworks.com>
6267 * config/mips/mips.md (size): Add SI and DI.
6268 (SIZE): New mode attribute.
6269 (U): New code attribute.
6270 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
6271 (mips_lbux_<mode>): Delete.
6272 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
6273 (mips_lhx): Use gen_mips_lhx_extsi.
6274 (mips_lhx_<mode>): Delete.
6276 (mips_l<size>x): New expand.
6277 (mips_lwx_<mode>): Delete.
6278 (mips_l<GPR:size>x_<P:mode>): New pattern.
6279 (*mips_lw<u>x_<P:mode>_ext): Likewise.
6280 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
6281 * config/mips/mips.c (mips_lx_address_p): New function.
6282 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
6283 (dsp64): New availability predicate.
6284 (mips_builtins): Add an entry for __builtin_mips_ldx.
6285 * config/mips/mips.h (ISA_HAS_LBX): New define.
6286 (ISA_HAS_LBUX): Likewise.
6287 (ISA_HAS_LHX): Likewise.
6288 (ISA_HAS_LHUX): Likewise.
6289 (ISA_HAS_LWX): Likewise.
6290 (ISA_HAS_LWUX): Likewise.
6291 (ISA_HAS_LDX): Likewise.
6292 * doc/extend.texi (__builtin_mips_ldx): Document.
6294 2012-01-04 Tristan Gingold <gingold@adacore.com>
6296 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
6297 when long pointers are used.
6298 * config.build (*-*-*vms*): Handle all OpenVMS targets.
6299 (alpha64-dec-*vms*, alpha*-dec-*vms*)
6300 (ia64-hp-*vms*): Remove.
6301 * config/vms/xm-vms64.h: Delete.
6303 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
6306 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
6308 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
6310 * opts.c (finish_options): Remove duplicate sorry.
6312 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
6315 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
6318 2012-01-04 Richard Guenther <rguenther@suse.de>
6321 * tree.c (size_low_cst): New function.
6322 * tree.h (size_low_cst): Declare.
6323 * fold-const.c (fold_comparison): Use it to extract the low
6324 part of the POINTER_PLUS_EXPR offset.
6326 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
6328 Fix clearing ZERO_REG
6329 * config/avr/avr.md (cc): Add alternative "ldi".
6330 (movqi_insn): Use it in cc attribute.
6331 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
6332 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
6333 (output_reload_insisf): Use ZERO_REG to pre-clear register.
6335 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6337 * configure: Regenerate.
6339 2012-01-04 Richard Guenther <rguenther@suse.de>
6341 PR tree-optimization/49651
6342 * tree-ssa-structalias.c (type_can_have_subvars): New function.
6343 (var_can_have_subvars): Use it.
6344 (get_constraint_for_1): Only consider subfields if there can be any.
6346 2012-01-03 Jakub Jelinek <jakub@redhat.com>
6349 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
6350 to its new canonical_cselib_val and the cselib_val was in
6351 first_containing_mem chain, but the canonical_cselib_val was not,
6352 add the latter into the chain.
6353 (cselib_invalidate_mem): Compare canonical_cselib_val of
6354 addr_list chain elt with v.
6357 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
6358 dwarf2out_undef): Allocate e.info using ggc_strdup instead
6360 (output_macinfo_op): Don't ggc_strdup fd->filename.
6361 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
6362 then ggc_strdup it. Don't free inc->info or cur->info.
6363 (output_macinfo): Don't free ref->info or file->info.
6365 2012-01-03 Ira Rosen <irar@il.ibm.com>
6367 PR tree-optimization/51269
6368 * tree-vect-loop-manip.c (set_prologue_iterations): Make
6369 first_niters a pointer.
6370 (slpeel_tree_peel_loop_to_edge): Likewise.
6371 (vect_do_peeling_for_loop_bound): Update call to
6372 slpeel_tree_peel_loop_to_edge.
6373 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
6374 here. Remove it from the parameters list.
6375 (vect_do_peeling_for_alignment): Update calls and compute
6378 2012-01-03 Richard Guenther <rguenther@suse.de>
6380 PR tree-optimization/51070
6381 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
6382 Properly handle calls.
6384 2012-01-03 Richard Guenther <rguenther@suse.de>
6386 PR tree-optimization/51692
6387 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
6388 the LHS of allocation stmts.
6390 2012-01-03 Olivier Hainque <hainque@adacore.com>
6392 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
6394 2012-01-03 Olivier Hainque <hainque@adacore.com>
6396 * collect2.c (main): In AIX specific computations for vector
6397 insertions, use CONST_CAST2 to cast from char ** to const char **.
6399 2012-01-03 Richard Guenther <rguenther@suse.de>
6402 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
6403 the context of a limbo DIE when it does not already exist.
6405 2012-01-03 Jakub Jelinek <jakub@redhat.com>
6407 PR tree-optimization/51719
6408 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
6409 but direct call is, clear direct call's lhs and don't add fallthrough
6410 edge from dcall_bb to join_bb and PHIs.
6412 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6414 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
6415 the instructions emitted by the pattern.
6416 ("*TDC_insn_<mode>"): Add comment.
6418 2012-01-03 Richard Guenther <rguenther@suse.de>
6421 * fold-const.c (fold_comparison): Properly canonicalize
6422 tree offset and HOST_WIDE_INT bit position.
6424 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
6426 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
6427 operands for extzv pattern.
6429 2012-01-02 Jakub Jelinek <jakub@redhat.com>
6432 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
6435 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
6437 * doc/invoke.texi (-flto and related options): Copy-edit.
6439 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
6441 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
6443 2012-01-02 Jakub Jelinek <jakub@redhat.com>
6445 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
6448 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
6450 * expr.h (move_by_pieces_ninsns): Declare.
6451 * expr.c (move_by_pieces_ninsns): Make external.
6452 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
6453 (mips_store_by_pieces_p): Likewise.
6454 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
6455 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
6456 * config/mips/mips.c (mips_move_by_pieces_p): New function.
6457 (mips_store_by_pieces_p): Likewise.
6459 2012-01-02 Jakub Jelinek <jakub@redhat.com>
6461 * passes.c (register_one_dump_file): Free full_name.
6463 * reload1.c (reload): Don't allocate reg_max_ref_width here.
6464 (calculate_elim_costs_all_insns): Free offsets_at and
6465 offsets_known_at at the end and clear the pointers.
6467 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6469 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
6470 this option introduced in r180739.
6472 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6475 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
6476 (tmake_file target=avr): Add avr/t-multilib.
6478 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
6479 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
6480 * config/avr/genmultilib.awk: New file.
6481 * config/avr/t-multilib: New auto-generated file.
6482 * config/avr/multilib.h: New auto-generated file.
6483 * config/avr/t-avr (AVR_MCUS): New variable.
6484 (genopt.sh): Use it.
6485 (s-mlib): Depend on t-multilib.
6486 (t-multilib, multilib.h): New dependencies.
6487 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
6488 (MULTILIB_OPTIONS): Remove.
6489 (MULTILIB_MATCHES): Remove.
6490 (MULTILIB_DIRNAMES): Remove.
6491 (MULTILIB_EXCEPTIONS): Remove:
6492 * config/avr/genopt.sh: Don't use hard coded file name;
6493 pass AVR_MCUS from t-avr instead.
6495 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6497 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
6499 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6501 Implement light-weight DImode support.
6502 * config/avr/avr-dimode.md: New file.
6503 * config/avr/avr.md: Include it.
6504 (adjust_len): Add plus64, compare64.
6505 (HIDI): Remove code iterator.
6506 (code_stdname): New code attribute.
6507 (rotx, rotsmode): Remove DI.
6508 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
6510 * config/avr/avr-protos.h (avr_have_dimode): New.
6511 (avr_out_plus64, avr_out_compare64): New.
6512 * config/avr/avr.c (avr_out_compare): Handle DImode.
6513 (avr_have_dimode): New variable definition and initialization.
6514 (avr_out_compare64, avr_out_plus64): New functions.
6515 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
6516 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
6517 (avr_compare_pattern): Skip DImode comparisons.
6519 2012-01-02 Revital Eres <revital.eres@linaro.org>
6521 * ddg.c (def_has_ccmode_p): New function.
6522 (add_cross_iteration_register_deps,
6523 create_ddg_dep_from_intra_loop_link): Call it.
6525 2012-01-02 Richard Guenther <rguenther@suse.de>
6528 * invoke.texi (fassociative-math): Remove spurious paranthesis.
6530 2012-01-01 Jakub Jelinek <jakub@redhat.com>
6532 * gcc.c (process_command): Update copyright notice dates.
6533 * gcov.c (print_version): Likewise.
6534 * gcov-dump.c (print_version): Likewise.
6535 * mips-tfile.c (main): Likewise.
6536 * mips-tdump.c (main): Likewise.
6538 2012-01-01 Ira Rosen <irar@il.ibm.com>
6540 PR tree-optimization/51704
6541 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
6542 a use is inside the basic block or loop before accessing its vect info.
6544 2012-01-01 Jan Hubicka <jhjh@suse.cz>
6546 PR rtl-optimization/51069
6547 * cfgloopmanip.c (remove_path): Removing path making irreducible
6548 region unconditional makes BB part of the region.
6550 2012-01-01 Jakub Jelinek <jakub@redhat.com>
6552 PR tree-optimization/51683
6553 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
6554 calls with side-effects.
6555 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
6557 Copyright (C) 2012 Free Software Foundation, Inc.
6559 Copying and distribution of this file, with or without modification,
6560 are permitted in any medium without royalty provided the copyright
6561 notice and this notice are preserved.