1 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
3 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
4 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
6 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
8 PR rtl-optimization/52876
9 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
10 Don't call mark_reg_pointer for incompatible pointer sign
13 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
16 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
18 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
19 comparisons against TYPE_PRECISION.
20 * tree-ssa-forwprop.c (combine_conversions): Likewise.
22 2012-04-11 Xinliang David Li <davidxl@google.com>
24 * tree-passes.h: Remove TODO_dump_func.
25 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
26 * trans-mem.c: Remove TODO_dump_func.
27 * ira.c: Remove TODO_dump_func.
29 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
31 * config/i386/i386.c (ix86_option_override_internal): Check
32 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
33 after TARGET_64BIT is updated.
35 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
37 * config/sh/sh.h: Remove old secondary reload code.
39 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
41 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
42 (ready_reorder): ... this function.
44 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
46 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
49 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
50 insns so that no other insn is queued for a time before them.
52 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
55 2012-04-11 Richard Guenther <rguenther@suse.de>
58 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
59 consider loop nesting.
60 (evolution_function_is_univariate_p): Properly check the remainder
63 2012-04-11 Richard Guenther <rguenther@suse.de>
66 * except.c (sjlj_emit_dispatch_table): Properly update loop
69 2012-04-11 Nick Clifton <nickc@redhat.com>
71 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
72 information, if requested.
74 * config/rx/rx.c (rx_expand_prologue): Likewise.
76 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
77 Michael Matz <matz@suse.de>
80 * rtlanal.c (unsigned_reg_p): New function.
81 Update copyright notice dates.
82 * rtl.h (unsigned_reg_p): Prototype it.
83 Update copyright notice dates.
84 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
86 * expr.c (expand_expr_real_1): Set register attributes.
87 * stmt.c (expand_case): Likewise.
89 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
92 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
93 consider_sh2a and allow_zero.
94 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
95 (disp_addr_displacement): New function.
96 (sh_address_cost): Use disp_addr_displacement function instead
98 (sh_legitimate_address_p): Adapt to changed
99 sh_legitimate_index_p declaration.
100 (sh_find_mov_disp_adjust): Remove HImode check.
101 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
102 disp_addr_displacement and max_mov_insn_displacement.
103 (max_mov_insn_displacement): Remove HImode check.
104 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
105 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
106 * config/sh/constraints.md (K05, K13): New constraints.
107 (K12): Correct comment.
108 (Sdd): Do not use DISP_ADDR_P macro.
109 (Snd, Sbw): Use satisfies_constraint_Sdd.
110 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
111 (*extendhisi2_compact, movhi_i): Remove.
112 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
113 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
114 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
115 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
116 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
117 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
118 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
120 Add new peepholes for HImode displacement addressing.
122 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
124 * config/sh/sh.h (SIDI_OFF): Remove.
125 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
126 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
129 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
132 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
133 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
134 * doc/md.texi (Standard Names): Add bswap.
135 * builtin-types.def (BT_UINT16): New primitive type.
136 (BT_FN_UINT16_UINT16): New function type.
137 * builtins.def (BUILT_IN_BSWAP16): New.
138 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
139 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
140 expand_builtin_bswap.
141 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
142 (fold_builtin_1): Likewise.
143 (is_inexpensive_builtin): Likewise.
144 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
145 missing bits for bswap to libcall code.
146 * tree.c (build_common_tree_nodes): Build uint16_type_node.
147 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
148 (uint16_type_node): New define.
149 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
150 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
152 (rs6000_init_builtins): Likewise.
153 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
155 2012-04-11 Tristan Gingold <gingold@adacore.com>
157 * doc/extend.texi (Type Attributes): Move paragraph.
159 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
162 * diagnostic.h (show_caret): Declare.
163 (caret_max_width): Declare.
164 (diagnostic_show_locus): Declare.
165 * diagnostic.c (diagnostic_initialize): Initialize to false.
166 (diagnostic_show_locus): New.
167 (diagnostic_report_diagnostic): Call it.
168 (getenv_columns): New.
170 (diagnostic_set_caret_max_width): New.
171 * input.c (read_line): New.
172 (location_get_source_line): New.
173 * input.h (location_get_source_line): Declare.
174 * toplev.c (general_init): Initialize show_caret from options.
175 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
176 * opts.c (common_handle_option): Likewise.
177 * pretty-print.h (pp_get_prefix): New.
178 (pp_base_get_prefix): New.
179 * common.opt (fdiagnostics-show-caret): New option.
180 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
182 2012-04-11 Richard Guenther <rguenther@suse.de>
184 PR rtl-optimization/52881
185 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
187 2012-04-11 Richard Guenther <rguenther@suse.de>
189 PR tree-optimization/52912
190 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
191 manipulation code we are threading through a loop header
192 to an exit destination.
194 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
196 * tree.h (warn_if_unused_value): Move declaration from here.
197 * stmt.c (warn_if_unused_value): Move definition from here.
199 2010-04-10 Michael Matz <matz@suse.de>
201 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
203 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
204 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
205 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
206 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
207 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
208 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
209 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
210 (vect_record_strided_load_vectors): Rename to
211 vect_record_grouped_load_vectors.
212 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
213 Rename use of above macros.
214 (vect_verify_datarefs_alignment): Ditto.
215 (vector_alignment_reachable_p): Ditto.
216 (vect_peeling_hash_get_lowest_cost): Ditto.
217 (vect_enhance_data_refs_alignment): Ditto.
218 (vect_analyze_group_access): Ditto and rename stride to groupsize.
219 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
220 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
221 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
222 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
223 (vect_record_strided_load_vectors): Rename to
224 vect_record_grouped_load_vectors.
225 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
226 (destroy_loop_vec_info): Ditto.
227 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
228 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
229 (vect_analyze_slp): Ditto.
230 (new_bb_vec_info): Ditto.
231 (destroy_bb_vec_info): Ditto.
232 (vect_schedule_slp_instance): Ditto and rename strided_store to
234 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
235 vect_cost_group_size.
236 (vect_model_store_cost): Rename use of above macros and call
237 to vect_cost_strided_group_size.
238 (vect_model_load_cost): Ditto.
239 (vectorizable_store): Ditto, rename strided_store to grouped_store
240 and calls to renamed tree-vectorizer.h functions.
241 (vectorizable_load): Ditto.
242 (vect_transform_stmt): Rename use of above macros and strided_store
245 2012-04-10 Jan Hubicka <jh@suse.cz>
247 * cgraph.h: Remove misledaing comment on ipa-ref.h.
248 (symtab_type): New enum.
249 (symtab_node): New structure.
250 (cgraph_node, varpool_node): Add symbol base type.
251 (cgraph, varpool): New accestor functions.
252 * cgraph.c (cgraph_create_node_1): Set symbol type.
253 * varpool.c (varpool_node): Set symbol type.
255 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
256 Richard Sandiford <rdsandiford@googlemail.com>
258 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
260 2012-04-10 Richard Guenther <rguenther@suse.de>
263 * gimple-low.c (gimple_check_call_args): Properly account for
264 compatible aggregate types.
266 2012-04-10 Richard Guenther <rguenther@suse.de>
268 * toplev.h (tree_rest_of_compilation): Remove.
269 * tree-optimize.c (tree_rest_of_compilation): Likewise.
270 * cgraph.h (tree_rest_of_compilation): Declare.
271 * tree-optimize.c (tree_rest_of_compilation): Move ...
272 * cgraphunit.c (tree_rest_of_compilation): ... here.
273 * cgraph.c (cgraph_add_new_function): Adjust.
274 * Makefile.in (tree-optimize.o): Adjust.
275 (cgraphunit.o): Likewise.
277 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
279 PR tree-optimization/52870
280 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
281 presumed pattern statement is within the same loop or basic block.
283 2012-04-10 Tristan Gingold <gingold@adacore.com>
285 * gengtype.c (main): Make uintptr_t a known type.
287 2012-04-10 Richard Guenther <rguenther@suse.de>
289 * tree-pass.h (tree_lowering_passes): Remove.
290 * tree-optimize.c (tree_lowering_passes): Remove.
291 * cgraph.c (cgraph_add_new_function): Inline relevant parts
292 of tree_lowering_passes, avoid redundant call of early local
294 * cgraphunit.c (cgraph_lower_function): Fold into ...
295 (cgraph_analyze_function): ... its single caller. Inline
296 relevant parts of tree_lowering_passes.
298 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
301 * config/pa/pa.opt: Remove SIO and GNU_LD.
303 2012-04-09 Jan Hubicka <jh@suse.cz>
308 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the boundary,
310 * lto.c (add_references_to_partition): Add also aliased nodes.
311 (add_cgraph_node_to_partition,
312 add_varpool_node_to_partition): Work on nodes, not functions/variables;
313 when adding alias, add also the aliased object.
315 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
318 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
319 VOIDmode immediate operands.
320 * config/i386/constraints.md (Wz): New constraint.
321 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
323 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
326 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
327 the DECL generated for the special GOT helper.
329 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
331 * config/sh/constraints.md: Update list of constraints in
333 (Sr0): Remove unused memory constraint.
335 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
337 * tree-pretty-print.h: Update comment.
339 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
341 * config/sh/sh.md: Use braced string notation where applicable.
342 (*prefetch_i4, prefetch_m2a): Merge into ...
343 (*prefetch): ... this new insn.
345 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
347 * config/sh/sh.h (high_life_started): Remove
348 * config/sh/predicates.md (general_movdst_operand): Use
349 'reload_in_progress' instead of 'high_life_started'.
350 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
351 divsi_inv_fp): Likewise.
353 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
355 * config/sh/sh-protos.h (prepare_move_operands): Return void
357 * config/sh/sh.c (prepare_move_operands): Likewise.
358 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
360 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
362 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
363 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
364 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
365 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
366 commutative_float_operator, noncommutative_float_operator,
367 sh_handle_pragma): Remove.
369 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
371 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
372 Use @option markup on command-line options. Use @samp markup on
373 literal keywords to options. Use @code markup on code fragments.
374 Use other markup in preference to quotation marks in the text.
375 Add markup to some passages without any.
377 2012-04-06 Mike Stump <mikestump@comcast.net>
379 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
381 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
383 * config/sh/sh.c (hi_const): Remove.
384 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
387 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
389 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
391 * config/sh/sh.c (sh_expand_t_scc): Likewise.
392 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
393 calling sh_expand_t_scc.
395 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
397 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
398 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
399 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
400 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
401 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
402 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
403 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
404 sh2a_is_function_vector_call): Use bool as return type.
405 (sh_pass_in_reg_p): Remove.
406 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
407 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
408 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
409 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
410 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
411 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
412 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
413 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
414 sh_loads_bankedreg_p): Use bool as return type.
415 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
418 2012-04-06 Matt Turner <mattst88@gmail.com>
420 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
422 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
424 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
425 of the destination isn't also a FP_REGS register.
427 2012-04-05 Teresa Johnson <tejohnson@google.com>
428 H.J. Lu <hongjiu.lu@intel.com>
430 * config/i386/i386.h (ix86_tune_indices): Add
432 * config/i386/i386.md (move immediate to memory peephole2):
433 Add cases for HImode move when LCP stall avoidance is needed.
434 * config/i386/i386.c (initial_ix86_tune_features): Initialize
435 X86_TUNE_LCP_STALL entry.
437 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
440 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
441 CONST_INT operands, zero-extended with AND.
443 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
446 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
447 first argument instead of mode size. Move displacement calculations
449 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
450 ... these new functions.
451 (disp_adjust): Remove max_mov_disp field.
452 (sh_legitimate_index_p): Use max_mov_insn_displacement and
453 mov_insn_alignment_mask.
454 (sh_address_cost): Use max_mov_insn_displacement.
456 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
458 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
459 (arch_enabled): Handle new arch types.
460 (one_cmpldi2): Add NEON support.
462 2012-04-05 Richard Guenther <rguenther@suse.de>
464 * gimple.c (walk_gimple_op): Compute val_only for the LHS
465 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
466 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
467 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
468 ... here and make static.
469 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
472 2012-04-05 Richard Guenther <rguenther@suse.de>
474 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
475 basic-block before removing it.
477 2012-04-05 Richard Guenther <rguenther@suse.de>
479 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
480 version namespace as we release the freelist.
482 2012-04-05 Richard Guenther <rguenther@suse.de>
484 * tree-nrv.c (tree_nrv): Release VDEFs.
485 * tree-sra.c (sra_modify_constructor_assign): Likewise.
486 (sra_modify_assign): Likewise.
487 * tree-vect-stmts.c (vect_remove_stores): Likewise.
488 * tree-vect-loop.c (vect_transform_loop): Likewise.
489 * tree-ssa-dom.c (optimize_stmt): Likewise.
490 * tree-vect-slp.c (vect_schedule_slp): Likewise.
491 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
493 2012-04-05 Richard Guenther <rguenther@suse.de>
495 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
497 * gimple.h (gsi_remove): Adjust.
498 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
499 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
500 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
501 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
502 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
503 * tree-ssa-pre.c (eliminate): Likewise.
505 2012-04-04 Mike Stump <mikestump@comcast.net>
507 * doc/rtl.texi (const_double): Document as sign-extending.
508 * expmed.c (expand_mult): Ensure we don't use shift
510 * emit-rtl.c (immed_double_int_const): Refine to state the
512 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
513 CONST_DOUBLE integers.
514 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
515 negative values are converted. Fix conversions bigger than
516 HOST_BITS_PER_WIDE_INT.
517 (simplify_binary_operation_1): Ensure we don't use shift
519 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
520 * explow.c (plus_constant_mode): Add.
521 (plus_constant): Implement with plus_constant_mode.
522 * rtl.h (plus_constant_mode): Add.
524 2012-04-04 Richard Guenther <rguenther@suse.de>
526 PR tree-optimization/52808
527 * tracer.c (tail_duplicate): Do not tail-duplicate loop header
529 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
531 2012-04-04 Tristan Gingold <gingold@adacore.com>
533 * expr.c (expand_expr_real_2): Handle larger sizetype in
536 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
538 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
539 to m2a-single instead of m2e.
541 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
543 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
544 Change type of BITOFFSET to signed. Make sure the lower bound of
545 the computed range is non-negative by adjusting OFFSET and BITPOS.
546 (expand_assignment): Adjust call to get_bit_range.
548 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
550 * h8300/h8300.c (h8300_current_function_monitor_function_p):
551 New function. Added to check monitor functions.
552 (h8300_option_override): Modified to generate error/warning
553 messages for invalid combinations of different command line
555 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
556 save EXR on stack for monitor function in case of H8S target
557 when "-mno-exr" is passed.
558 * h8300/h8300-protos.h
559 (h8300_current_function_monitor_function_p): Add prototype.
560 * doc/invoke.texi: Document H8S options.
562 2012-04-03 Tristan Gingold <gingold@adacore.com>
564 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
565 of gcc_AC_FUNC_MMAP_BLACKLIST.
566 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
567 * Makefile.in (aclocal_deps): Add mmap.m4.
568 * configure: Regenerate.
569 * aclocal.m4: Regenerate.
571 2012-04-03 Richard Guenther <rguenther@suse.de>
573 PR tree-optimization/52808
574 * tracer.c (tail_duplicate): Return whether we have duplicated
576 (tracer): If we have duplicated any block, cleanup the CFG.
577 * cfghooks.c (duplicate_block): If we duplicated a loop
578 header but not its loop, destroy the loop because it now has
580 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
581 the cfg manipulation routines we are not creating a multiple
584 2012-04-03 Tristan Gingold <gingold@adacore.com>
586 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
588 (vms_c_common_override_options): Allow parameterless variadic
591 2012-04-03 Jakub Jelinek <jakub@redhat.com>
593 PR tree-optimization/52835
594 * tree-data-ref.c (build_rdg): Return NULL if
595 compute_data_dependences_for_loop failed.
597 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
599 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
600 for REAL_CST as well.
601 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
602 In the bitfield case, if the value is a REAL_CST, convert it first to
605 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
607 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
608 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
609 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
611 * config/i386/biarchx32.h: New.
613 2012-04-02 Anatoly Sokolov <aesok@post.ru>
615 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
616 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
617 (arm_preferred_reload_class): New function.
619 2012-04-02 Richard Guenther <rguenther@suse.de>
621 PR tree-optimization/52756
622 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
623 (thread_through_loop_header): After threading through the loop latch
624 remove the split part from the loop and clear further threading
625 opportunities that would create a multiple entry loop.
627 2012-04-02 Richard Guenther <rguenther@suse.de>
629 PR rtl-optimization/52800
630 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
633 2012-04-02 Richard Guenther <rguenther@suse.de>
636 * loop-init.c (gate_handle_loop2): Destroy loops here if
637 we don't enter RTL loop optimizers.
639 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
642 2012-03-29 Richard Guenther <rguenther@suse.de>
644 * rtl.h (extended_count): Remove.
645 * combine.c (extended_count): Remove.
647 2012-04-02 Dodji Seketeli <dodji@redhat.com>
650 * pt.c (more_specialized_fn): Don't apply decay conversion to
651 types of function parameters.
653 2012-04-02 Tristan Gingold <gingold@adacore.com>
655 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
656 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
657 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
658 (ggc_pch_this_base): Use uintptr_t instead of size_t.
660 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
663 * config/i386/i386.c (ix86_option_override_internal): Don't
664 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
666 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
668 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
669 (stmt_can_make_abnormal_goto): Use it.
670 (is_ctrl_altering_stmt): Likewise.
672 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
673 Kaz Kojima <kkojima@gcc.gnu.org>
675 * config/sh/sh.c (push_regs): Skip banked registers when
676 resbank attribute is specified.
677 (sh_expand_epilogue): Likewise.
679 2012-03-30 Richard Henderson <rth@redhat.com>
682 * combine-stack-adj.c (prev_active_insn_bb): New.
683 (next_active_insn_bb): New.
684 (force_move_args_size_note): New.
685 (combine_stack_adjustments_for_block): Use it.
687 2012-03-30 Richard Henderson <rth@redhat.com>
689 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
690 (ix86_expand_vector_init_duplicate): Initialize it.
691 (expand_vec_perm_palignr): Likewise.
692 (ix86_expand_vec_perm_const): Likewise.
693 (ix86_vectorize_vec_perm_const_ok): Likewise.
694 (expand_vec_perm_blend): Use it.
695 (expand_vec_perm_vpermil): Likewise.
696 (expand_vec_perm_pshufb): Likewise.
697 (expand_vec_perm_1): Likewise.
698 (expand_vec_perm_pshuflw_pshufhw): Likewise.
699 (expand_vec_perm_interleave2): Likewise.
700 (expand_vec_perm_vpermq_perm_1): Likewise.
701 (expand_vec_perm_vperm2f128): Likewise.
702 (expand_vec_perm_interleave3): Likewise.
703 (expand_vec_perm_vperm2f128_vblend): Likewise.
704 (expand_vec_perm_vpshufb2_vpermq): Likewise.
705 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
706 (expand_vec_perm_broadcast): Likewise.
707 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
709 2012-03-30 Richard Henderson <rth@redhat.com>
711 * dwarf2out.c (gen_variable_die): Initialize off.
713 2012-03-30 Tristan Gingold <gingold@adacore.com>
715 * config/vms/vms-f.c: New file.
716 * config/vms/t-vms (vms-f.o): New rule.
717 * config.gcc (*-*-*vms*): Define fortran_target_objs.
719 2012-03-30 Richard Guenther <rguenther@suse.de>
721 PR tree-optimization/52754
722 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
723 propagate arbitrary addresses into really plain dereferences.
725 2012-03-30 Richard Guenther <rguenther@suse.de>
728 * except.c (emit_to_new_bb_before): Move loop updating ...
729 (dw2_build_landing_pads): ... here. Use a proper block for
730 querying the loop father.
732 2012-03-30 Tristan Gingold <gingold@adacore.com>
734 * config/ia64/ia64.c (ia64_section_type_flags): Remove
735 common_object attribute handling.
736 (SECTION_VMS_OVERLAY): Remove
737 (ia64_vms_common_object_attribute): Replace abort with an assert.
738 Do not set DECL_SECTION_NAME.
739 (ia64_vms_output_aligned_decl_common): Handle common_object
741 (ia64_vms_elf_asm_named_section): Remove.
742 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
744 2012-03-30 Richard Guenther <rguenther@suse.de>
747 * double-int.c (rshift_double): Remove not needed cast.
749 2012-03-30 Richard Guenther <rguenther@suse.de>
751 * tree-affine.h (print_aff): Remove.
752 * tree-affine.c (print_aff): Make static.
753 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
754 (get_references_in_stmt): Likewise.
755 (print_direction_vector): Likewise.
756 (print_dir_vectors): Likewise.
757 (print_dist_vectors): Likewise.
758 (dump_subscript): Likewise.
759 (dump_ddrs): Likewise.
760 (dump_dist_dir_vectors): Likewise.
761 (dump_data_references): Likewise.
762 (dump_data_dependence_relation): Likewise.
763 (dump_data_dependence_direction): Likewise.
764 (dump_rdg_vertex): Likewise.
765 (dump_rdg_component): Likewise.
766 (debug_ddrs): Declare.
767 (struct data_ref_loc_d): Move ...
768 * tree-data-ref.c (struct data_ref_loc_d): ... here.
769 (get_references_in_stmt): Make static.
770 (dump_data_references): Likewise.
771 (dump_subscript): Likewise.
772 (print_direction_vector): Likewise.
773 (print_dir_vectors): Likewise.
774 (print_dist_vectors): Likewise.
775 (dump_data_dependence_relation): Likewise.
776 (dump_dist_dir_vectors): Likewise.
777 (dump_ddrs): Likewise.
778 (dump_rdg_vertex): Likewise.
779 (dump_rdg_component): Likewise.
780 (debug_ddrs): New function.
781 (access_matrix_get_index_for_parameter): Remove.
783 2012-03-30 Tristan Gingold <gingold@adacore.com>
785 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
786 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
787 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
788 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
789 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
790 (vms_patch_builtins): Handle new flags
791 * config/vms/vms-crtlmap.map: Completed using nm on
792 c and math system libraries.
793 * config/vms/make-crtlmap.awk: Handle any number of flags.
795 2012-03-30 Martin Jambor <mjambor@suse.cz>
797 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
798 is a builtin_stack_save in a dominating BB.
800 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
802 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
803 crossing 128bit lane boundary.
805 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
807 * ira-color.c (setup_left_conflict_sizes_p): Process all
810 2012-03-29 Jakub Jelinek <jakub@redhat.com>
812 PR tree-optimization/52760
813 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
814 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
816 2012-03-29 Richard Guenther <rguenther@suse.de>
818 * cgraph.h (cgraph_materialize_all_clones): Remove.
819 (reset_inline_failed): Likewise.
820 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
821 * cgraphbuild.c (reset_inline_failed): Remove.
822 * rtl.h (cse_main): Remove.
823 (extended_count): Likewise.
824 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
825 (cse_main): Make static.
826 * combine.c (extended_count): Remove.
827 (dump_combine_stats): Mark as DEBUG_FUNCTION.
828 * basic-block.h (reorder_basic_blocks): Remove.
829 * bb-reorder.c (reorder_basic_blocks): Make static.
830 * Makefile.in (dse.o): Remove dse.h dependency.
832 * dse.c (gate_dse): Remove.
833 (clear_alias_mode_eq): Likewise.
834 (clear_alias_mode_hash): Likewise.
835 (dse_record_singleton_alias_set): Likewise.
836 (dse_invalidate_singleton_alias_set): Likewise.
838 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
840 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
841 crtbegin_so%O%s for -shared.
842 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
844 2012-03-29 Richard Guenther <rguenther@suse.de>
846 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
847 (add_to_value): Remove.
848 (print_value_expressions): Likewise.
849 * tree-ssa-pre.c (add_to_value): Make static.
850 (print_value_expressions): Likewise.
851 * gimple.h (gimple_adjust_this_by_delta): Remove.
852 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
854 2012-03-29 Richard Guenther <rguenther@suse.de>
857 * double-int.h (rshift_double): Remove.
858 * double-int.c (lshift_double): Use absu_hwi to make count
860 (rshift_double): Make static, take unsigned count argument,
861 remove handling of negative count argument.
862 (double_int_rshift): Dispatch to lshift_double.
864 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
866 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
869 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
870 (SPEC_X32): Likewise.
871 (MULTILIB_DEFAULTS): Likewise.
873 * config/i386/i386.c (isa_opts): Remove -m64.
874 (ix86_target_string): Properly handle -m32/-m64/-mx32.
875 (ix86_option_override_internal): Properly
876 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
877 handle -m32, -m64 and -mx32.
879 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
880 with OPTION_ABI_X32. Moved after TARGET_LP64.
881 (TARGET_LP64): Changed to OPTION_ABI_64.
883 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
884 (mx32): Replace ISA_X32 with ABI_X32.
886 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
888 * tree.c (tree_size) <VECTOR_CST>: New case.
890 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
892 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
893 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
895 2012-03-28 Jakub Jelinek <jakub@redhat.com>
898 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
899 __builtin_va_start to __builtin_next_arg if the latter is
900 builtin_decl_explicit_p rather than when it is not.
903 * tree-vect-generic.c (vector_element): Perform multiplication
904 for pos in bitsizetype type instead of idx type.
906 2012-03-28 Richard Guenther <rguenther@suse.de>
908 * loop-init.c (loop_optimizer_init): If loops are preserved
909 perform incremental initialization of required loop features.
910 (loop_optimizer_finalize): If loops are to be preserved only
911 clean up optional loop features.
912 (rtl_loop_done): Forcefully free loops here.
913 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
914 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
916 (construct_init_block): Likewise.
917 (construct_exit_block): Likewise.
918 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
919 the CFG after expanding.
920 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
921 If we needed to calculate them, free them afterwards.
922 * tree-pass.h (PROP_loops): New define.
923 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
924 * basic-block.h (CLEANUP_CFG_CHANGED): New.
925 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
926 (cleanup_cfg): If we did something and have loops around, fix them up.
927 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
928 with CLEANUP_CFG_CHANGED.
929 * cfghooks.c (merge_blocks): If we merge a loop header into
930 its predecessor, update the loop structure.
931 (duplicate_block): If we copy a loop latch, adjust loop state
932 to note we may have multiple latches.
933 (delete_basic_block): Mark loops for fixup if we remove a loop.
934 * cfganal.c (forwarder_block_p): Protect loop latches, headers
936 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
937 (cfg_layout_can_merge_blocks_p): Likewise.
938 * cprop.c (bypass_block): If we create a loop with multiple
939 entries, mark it for removal.
940 * except.c (emit_to_new_bb_before): Add the new basic-block
942 * tree-eh.c (lower_resx): Likewise.
943 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
944 (expand_omp_taskreg): Likewise.
945 * tree-inline.c (initialize_cfun): Likewise.
946 * tree-mudflap.c (add_bb_to_loop): Prototype.
947 (mf_build_check_statement_for): Properly add new basic-blocks
949 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
951 (thread_through_loop_header): Likewise.
952 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
953 new basic-blocks to existing loops.
954 (expand_transaction): Likewise.
955 * Makefile.in (except.o): Add $(CFGLOOP_H).
957 (cgraph.o): Likewise.
959 (cfgexpand.o): Likewise.
960 (cfganal.o): Likewise.
961 (trans-mem.o): Likewise.
962 (tree-eh.o): Likewise.
964 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
967 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
968 (avr_builtin_decl): New static function.
969 (struct avr_builtin_description, avr_bdesc): Move up.
970 Add GTY marker. Add field fndecl. Remove redundant field id.
971 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
972 (avr_expand_builtin): Code cleanup because .id is removed.
974 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
977 * config.gcc (tm_file): Remove avr/multilib.h.
979 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
981 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
982 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
983 * config/avr/t-avr: Remove generation of multilib.h.
984 * config/avr/t-multilib: Regenerate.
985 * config/avr/multilib.h: Remove.
986 * config/avr/avr.opt (-msp8): New option.
987 (avr_sp8): New variable.
988 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
989 * config/avr/avr.h (AVR_HAVE_SPH): New define.
990 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
991 (avr_device_to_sp8): New prototype.
992 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
993 (DRIVER_SELF_SPECS): New define.
994 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
995 __AVR_SP8__, __AVR_HAVE_SPH__.
996 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
997 AVR_HAVE_8BIT_SP to decide if SP_H is present.
998 (avr_file_start): Ditto.
1000 2012-03-28 Jakub Jelinek <jakub@redhat.com>
1003 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
1004 instead of 8 in adjust_address.
1006 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
1009 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
1012 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
1015 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
1016 Rearrange conditional logic. Move displacement address calculations
1018 (sh_find_mov_disp_adjust): ... this new function.
1020 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
1022 * config/arm/arm.opt (mapcs): Remove MaskExists.
1023 * config/cris/linux.opt (mno-gotplt): Likewise.
1024 * config/i386/i386.opt (mhard-float): Likewise.
1026 (mno-sse4): Likewise.
1027 * config/m68k/m68k.opt (mhard-float): Likewise.
1028 * config/mep/mep.op (mcop32): Likewise.
1029 * config/pa/pa-hpux.opt (msio): Likewise.
1030 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
1031 * config/picochip/picochip.opt (mlittle): Likewise.
1032 * config/sh/sh.opt (mrenesas): Likewise.
1033 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
1034 * config/sparc/sparc.opt (mhard-float): Likewise.
1035 * config/v850/v850.opt (mv850es): Likewise.
1036 * config/vax/vax.opt (mg-float): Likewise.
1038 2012-03-27 Martin Jambor <mjambor@suse.cz>
1041 * tree-sra.c (sra_modify_assign): Do not call
1042 load_assign_lhs_subreplacements when working with an unscalarizable
1045 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
1048 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
1050 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
1051 * config/i386/i386.c: Include reload.h.
1052 (ix86_legitimize_reload_address): New function.
1054 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
1056 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
1057 hasn't been allocated. Define a target macro for Mask and
1058 InverseMask if it hasn't been defined. Remove MaskExists handling.
1060 * doc/options.texi: Remove MaskExists.
1062 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
1065 * config/sh/sh.c (find_barrier): Add equality check of last_got
1066 to avoid going above orig insn. Update comments.
1068 2012-03-27 Richard Guenther <rguenther@suse.de>
1071 * fold-const.c (try_move_mult_to_index): Handle &x.array more
1074 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
1076 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
1077 of a unit before computing the offset in units.
1078 * expr.c (get_bit_range): Return the null range if the enclosing record
1079 is part of a larger bit field.
1081 2012-03-27 Tristan Gingold <gingold@adacore.com>
1083 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
1084 * config/ia64/ia64.md: Remove mode in template.
1085 Sign extend operand in expand_simple_binop.
1086 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
1087 CASE_VECTOR_MODE instead of TARGET_ILP32.
1088 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
1090 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
1092 * varasm.c (assemble_external): #if 0 out the new assert from the
1093 previous commit, it breaks the Java and Go front ends.
1095 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
1097 * toplev.c (check_global_declaration_1): Do not call assemble_external.
1098 * expr.c (emit_block_move_libcall_fn): Likewise.
1099 (clear_storage_libcall_fn): Likewise.
1100 (expand_expr_addr_expr_1): Likewise.
1101 (expand_expr_real_1): Likewise.
1102 * calls.c (rtx_for_function_call): Likewise.
1104 * varasm.c (assemble_external): Assert this function is only called
1105 during or after expanding to RTL.
1107 2012-03-26 Martin Jambor <mjambor@suse.cz>
1109 PR tree-optimization/50052
1110 * tree-sra.c (tree_non_aligned_mem_p): Removed.
1111 (tree_non_aligned_mem_for_access_p): Likewise.
1112 (build_accesses_from_assign): Removed strict alignment requirements
1114 (access_precludes_ipa_sra_p): Likewise.
1116 2012-03-26 Richard Guenther <rguenther@suse.de>
1118 PR tree-optimization/52701
1119 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
1120 compute and set the evolution part of PHI nodes.
1122 2012-03-26 Richard Guenther <rguenther@suse.de>
1124 PR tree-optimization/52721
1125 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
1127 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
1129 PR tree-optimization/52686
1130 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
1133 2012-03-26 Tristan Gingold <gingold@adacore.com>
1135 * config/alpha/vms.h (LINK_SPEC): Simplify.
1136 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
1137 (NAME__MAIN, SYMBOL__MAIN): Remove.
1138 (VMS_DEBUG_MAIN_POINTER): Remove.
1139 * config/ia64/vms.h: Likewise.
1140 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
1141 code to vms.c. Call vms_start_function.
1142 * config/ia64/ia64.c (ia64_start_function): Likewise.
1143 * config/vms/vms-protos.h (vms_start_function): Declare.
1144 * config/vms/vms.c (vms_start_function): New function.
1145 * config/vms/vms.h (MATH_LIBRARY): Define.
1146 (VMS_DEBUG_MAIN_POINTER): Define.
1148 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
1150 PR rtl-optimization/52629
1151 * reload1.c (count_pseudo): Short-circuit common case.
1152 (count_spilled_pseudo): Return early for pseudos without hard regs.
1153 Assert that the pseudo has got a hard reg before manipulating it.
1155 2012-03-24 Jan Hubicka <jh@suse.cz>
1158 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
1159 (decide_is_variable_needed): Do not handle toplevel reorder here.
1160 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
1161 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
1164 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
1166 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
1167 and str_bitsize instead of more convoluted expressions.
1169 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
1172 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
1174 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
1177 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
1179 2012-03-23 Martin Jambor <mjambor@suse.cz>
1181 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
1183 2012-03-23 Richard Guenther <rguenther@suse.de>
1185 PR tree-optimization/52678
1186 * tree-vectorizer.h (struct _stmt_vec_info): Add
1187 loop_phi_evolution_part member.
1188 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
1189 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
1190 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
1191 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
1192 Use the cached evolution part and the PHI nodes value from
1193 the loop preheader edge instead of re-analyzing the evolution.
1195 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1197 * config/mips/mips-tables.opt: Update.
1198 * config/mips/mips.md (processor): Add xlp.
1199 * config/mips/mips-cpus.def: Add xlp.
1200 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
1202 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
1203 * doc/invoke.texi: Mention XLP.
1205 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1208 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
1209 on any new_local_var_chain vars declared during recursing on
1210 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
1212 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
1214 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
1215 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
1216 (ASM_OUTPUT_LOCAL): Ditto.
1217 (ASM_OUTPUT_COMMON): Remove.
1218 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
1219 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
1221 2012-03-22 Jan Hubicka <jh@suse.cz>
1224 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
1226 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
1227 * ipa-inline-transform.c (save_inline_function_body): Remove
1228 copied clone if needed.
1229 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
1231 2012-03-22 Richard Guenther <rguenther@suse.de>
1234 * fold-const.c (fold_ternary_loc): Fix typo.
1236 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1239 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
1240 (unspecv): Add UNSPECV_MEMORY_BARRIER.
1241 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
1242 (delay_cycles_1, delay_cycles_2): Ditto.
1243 (delay_cycles_3, delay_cycles_4): Ditto.
1244 (nopv, *nopv): Ditto.
1245 (sleep, *sleep): Ditto.
1248 2012-03-22 Richard Guenther <rguenther@suse.de>
1250 PR tree-optimization/52548
1251 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
1252 because of clobbers.
1253 (prune_clobbered_mems): New function.
1254 (compute_antic_aux): Use it to prune ANTIC_OUT.
1255 (compute_partial_antic_aux): Use it to prune PA_IN.
1256 (compute_avail): Only insert expressions into EXP_GEN that are not
1257 invalidated when translated up to the beginning of the block.
1259 2012-03-22 Richard Guenther <rguenther@suse.de>
1261 PR tree-optimization/52638
1262 * tree-vect-stmts.c (vect_init_vector_1): New function, split
1264 (vect_init_vector): ... here. Handle scalar vector inits.
1265 (vect_get_vec_def_for_operand): Adjust.
1266 (vectorizable_load): Likewise.
1268 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
1270 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
1271 (alpha*-*-freebsd*): Ditto.
1272 (alpha*-*-netbsd*): Ditto.
1273 (alpha*-*-openbsd*): Ditto.
1274 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
1275 (DWARF2_DEBUGGING_INFO): Remove.
1276 (PREFERRED_DEBUGGING_TYPE): Remove.
1277 (ASM_FINAL_SPEC): Remove.
1278 (IDENT_ASM_OP): Remove.
1279 (ASM_OUTPUT_IDENT): Remove.
1280 (SKIP_ASM_OP): Remove.
1281 (ASM_OUTPUT_SKIP): Remove.
1282 (ALIGN_ASM_OP): Remove.
1283 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
1284 (ASM_OUTPUT_CASE_LABEL): Remove.
1285 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
1286 (COMMON_ASM_OP): Remove.
1287 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
1288 (ASCII_DATA_ASM_OP): Remove.
1289 (READONLY_DATA_SECTION_ASM_OP): Remove.
1290 (INIT_SECTION_ASM_OP): Remove.
1291 (FINI_SECTION_ASM_OP): Remove.
1292 (ASM_SECTION_START_OP): Remove.
1293 (ASM_OUTPUT_SECTION_START_FILE): Remove.
1294 (TARGET_ASM_NAMED_SECTION): Remove.
1295 (TARGET_ASM_SELECT_SECTION): Remove.
1296 (MAKE_DECL_ONE_ONLY): Remove.
1297 (TYPE_ASM_OP): Remove.
1298 (SIZE_ASM_OP): Remove.
1299 (ASM_WEAKEN_LABEL): Remove.
1300 (TYPE_OPERAND_FMT): Remove.
1301 (ASM_DECLARE_RESULT): Remove.
1302 (ASM_DECLARE_OBJECT_NAME): Remove.
1303 (ASM_FINISH_DECLARE_OBJECT): Remove.
1304 (ELF_ASCII_ESCAPES): Remove.
1305 (ELF_STRING_LIMIT): Remove.
1306 (STRING_ASM_OP): Remove.
1307 (ASM_OUTPUT_EXTERNAL): Remove.
1308 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
1309 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
1311 (ASM_DECLARE_FUNCTION_NAME): Ditto.
1312 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
1313 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
1314 (ASM_OUTPUT_SKIP): Ditto.
1315 (READONLY_DATA_SECTION_ASM_OP): Remove.
1316 (USER_LABEL_PREFIX): Remove.
1317 (ASM_OUTPUT_ASCII): Remove.
1318 (ASM_OUTPUT_CASE_LABEL): Remove.
1319 (NO_DOLLAR_IN_LABEL): Undefine.
1321 2012-03-22 Richard Guenther <rguenther@suse.de>
1323 PR tree-optimization/52459
1324 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
1325 PHI insertion for calls.
1327 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
1329 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
1330 find_sets_in_insn, canonicalize_insn): Split out from ...
1331 (cse_insn): ... here.
1332 (invalidate_from_clobbers): Take an insn instead of the pattern.
1334 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
1337 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
1338 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
1339 * config/sh/sh.md (sindf2, cosdf2): Remove.
1341 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
1344 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
1345 prologue for unwinder and profiler.
1347 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
1349 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
1350 Introduce emul_name to select the right linker emulation for
1351 powerpc64-*-freebsd*.
1352 * configure: Regenerate.
1353 * config.gcc: Add bits to support powerpc64-*-freebsd*.
1354 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
1355 * config/rs6000/freebsd64.h: New file.
1356 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
1358 (rs6000_savres_strategy): Likewise.
1359 (rs6000_savres_routine_name): Likewise.
1360 (rs6000_elf_file_end): Likewise.
1361 * config/rs6000/t-freebsd64: New file.
1362 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
1363 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
1365 * config/rs6000/freebsd64.h: Remove duplicated entries from last
1367 * config/rs6000/t-freebsd64: Likewise.
1369 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
1371 PR rtl-optimization/52543
1373 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
1374 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
1375 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
1376 (avr_load_libgcc_p): Restrict to __flash loads.
1377 (avr_out_lpm): Only handle 1-byte loads from __flash.
1378 (avr_load_lpm): New function.
1379 (avr_find_unused_d_reg): Remove.
1380 (avr_out_lpm_no_lpmx): Remove.
1381 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
1382 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
1383 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
1384 (load_<mode>, load_<mode>_clobber): New insns.
1385 (mov<mode>): For multi-byte move from non-generic
1386 16-bit address spaces: Expand to load_<mode> resp.
1387 load_<mode>_clobber.
1388 (load<mode>_libgcc): Remove expander.
1389 (split-lpmx): Remove split.
1391 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
1393 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
1394 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
1395 All callers changed.
1396 (Fixed_core_reg): New feature.
1397 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
1399 * neon-testgen.ml: Handle Fixed_core_reg.
1401 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
1403 * config/arm/arm.c (thumb2_reorg): Add complete support
1404 for 16-bit instructions.
1405 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
1407 2012-03-21 Richard Guenther <rguenther@suse.de>
1409 PR tree-optimizer/52636
1410 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
1411 to the appropriate type.
1413 2012-03-21 Richard Guenther <rguenther@suse.de>
1415 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
1417 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
1418 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
1419 * passes.c (init_optimization_passes): Remove pass_init_function,
1420 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
1421 * tree-pass.h (pass_init_function): Remove.
1422 (pass_jump): Remove.
1423 (pass_initial_value_sets): Remove.
1424 (pass_unshare_all_rtl): Remove.
1425 * integrate.c (pass_initial_value_sets): Remove.
1426 * emit-rtl.c (pass_unshare_all_rtl): Remove.
1427 * tree.h (init_function_for_compilation): Remove.
1428 * function.c (init_function_for_compilation): Remove.
1429 (pass_init_function): Remove.
1430 * cfgcleanup.c (rest_of_handle_jump): Remove.
1431 (pass_jump): Remove.
1433 2012-03-20 Jason Merrill <jason@redhat.com>
1435 * tree-streamer-in.c (streamer_alloc_tree): Call
1436 ggc_alloc_zone_cleared_tree_node instead of
1437 ggc_alloc_zone_cleared_tree_node_stat.
1439 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
1441 * doc/extend.texi (Template Instantiation): Remove anachronisms.
1443 2012-03-20 Jakub Jelinek <jakub@redhat.com>
1446 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
1447 (ix86_expand_vec_perm_const_1): Call it.
1449 * config/i386/i386.c (vselect_insn): New variable.
1450 (init_vselect_insn): New function.
1451 (expand_vselect, expand_vselect_insn): Add testing_p argument.
1452 Call init_vselect_insn if vselect_insn is NULL. Adjust
1453 PATTERN (vselect_insn), instead of creating a new insn each time,
1454 only emit a copy of it if not testing and recog has been successful.
1455 (expand_vec_perm_pshufb, expand_vec_perm_1,
1456 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
1460 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
1461 ("enabled" attribute): Handle avx2 and noavx2 isas.
1462 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
1464 (vec_dup<mode>): Add avx2 =x,x alternative.
1465 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
1466 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
1467 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
1468 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
1470 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
1471 if possible, handle also V8SFmode.
1473 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
1475 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
1476 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
1477 reg_or_zero_operand predicate.
1478 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
1480 2012-03-20 Jakub Jelinek <jakub@redhat.com>
1482 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
1483 If operand isn't UNSPEC, return 0.
1485 2012-03-20 Richard Guenther <rguenther@suse.de>
1487 * tree-pass.h (pass_rtl_eh): Remove.
1488 * except.c (gate_handle_eh): Likewise.
1489 (rest_of_handle_eh): Likewise.
1490 (pass_rtl_eh): Likewise.
1491 (finish_eh_generation): Export.
1492 * except.h (finish_eh_generation): Declare.
1493 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
1494 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
1495 after expanding stack alignment. Instead of compacting blocks
1498 2012-03-20 Richard Guenther <rguenther@suse.de>
1500 * stor-layout.c (finish_bitfield_representative): Fallback
1501 to conservative maximum size if the padding up to the next
1502 field cannot be computed as a constant.
1503 (finish_bitfield_layout): If we cannot compute the distance
1504 between the start of the bitfield representative and the
1505 bitfield member start a new representative.
1506 * expr.c (get_bit_range): The distance between the start of
1507 the bitfield representative and the bitfield member is zero
1508 if the field offsets are not constants.
1510 2012-03-20 Tristan Gingold <gingold@adacore.com>
1512 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
1513 convert in lowercase.
1514 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
1515 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
1516 * stor-layout.c (sizetype_tab): Adjust.
1517 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
1518 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
1519 instead of type_kind_last.
1520 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
1521 instead of size_int_kind.
1522 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
1523 * doc/tm.texi: Regenerate.
1524 * defaults.h (SIZETYPE): Provide a default value.
1525 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
1528 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
1530 * config/sh/sh.md: Use braced string notation where applicable.
1532 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
1534 * config/i386/i386.md (allocate_stack): Simplify.
1536 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
1538 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
1539 copy_to_mode_reg (Pmode, ...).
1540 (expand_builtin_frame_address): Ditto.
1541 * expr.c (emit_block_move_via_libcall): Ditto.
1542 (set_storage_via_libcall): Ditto.
1544 * config/i386/i386.c (ix86_expand_movmem): Ditto.
1545 (ix86_expand_setmem): Ditto.
1546 (ix86_trampoline_init): DItto.
1547 * config/i386/i386.md (cmpstrnsi): Ditto.
1549 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
1551 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
1552 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
1553 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
1554 (SH Options): Likewise.
1556 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
1558 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
1559 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
1560 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
1561 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
1562 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
1565 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
1567 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
1568 * config/i386/i386.c (ix86_decompose_address): Use
1569 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
1570 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
1571 thread pointer to a register.
1574 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
1576 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
1577 if Pmode != word_mode.
1578 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
1579 Pmode == SImode for TARGET_X32.
1581 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
1582 (tls_initial_exec_x32): Likewise.
1584 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
1587 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
1588 DISP_ADDR_OFFSET): New macros.
1589 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
1590 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
1591 (sh_legitimize_address): Add QImode displacement handling.
1592 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
1594 (sh_secondary_reload): Add QImode displacement handling.
1595 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
1596 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
1597 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
1598 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
1599 to register operands only.
1600 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
1601 (extendqihi2): Change insn to expander.
1602 (*extendqihi2_compact_reg): New insn.
1603 (movqi_i, movqi): Replace with ...
1604 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
1605 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
1606 Add new peepholes for QImode displacement addressing.
1608 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
1611 * doc/invoke.texi: Document -Wuseless-cast.
1613 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
1615 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
1616 * tree.h (handled_component_p): Reorder cases.
1617 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
1618 not initialize unsignedp.
1619 (loc_list_from_tree): Likewise.
1620 (fortran_common): Likewise.
1621 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
1623 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
1625 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
1626 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
1627 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
1628 (ix86_split_long_move): Ditto.
1629 (legitimize_tls_address): Use ix86_gen_sub3.
1630 (construct_plt_address): Assert that Pmode == DImode.
1632 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
1634 * config/i386/i386.md: Remove empty predicates and/or constraints.
1635 * config/i386/sync.md: Ditto.
1636 * config/i386/sse.md: Ditto.
1637 * config/i386/mmx.md: Ditto.
1638 * config/i386/pentium.md: Ditto.
1639 * config/i386/athlon.md: Ditto.
1641 2012-03-16 Richard Guenther <rguenther@suse.de>
1643 PR tree-optimization/52603
1644 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
1648 2012-03-14 Richard Guenther <rguenther@suse.de>
1650 PR tree-optimization/52571
1651 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
1652 flag_section_anchors check ...
1653 (vect_can_force_dr_alignment_p): ... here.
1655 2012-03-16 Martin Jambor <mjambor@suse.cz>
1657 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
1658 memory through MEM_REFs by calling extract_bit_field.
1660 2012-03-16 Richard Guenther <rguenther@suse.de>
1662 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
1663 and REFERENCE_TYPE interpretations.
1664 (can_native_interpret_type_p): New function.
1665 (fold_ternary_loc): Use native encode/interpret to fold
1666 BIT_FIELD_REFs of constants.
1668 2012-03-16 Richard Guenther <rguenther@suse.de>
1671 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
1672 of vector constants and constructors.
1674 2012-03-16 Richard Guenther <rguenther@suse.de>
1676 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
1677 VIEW_CONVERT_EXPR to convert constants.
1678 (vect_is_simple_use): Treat all constants as vec_constant_def.
1680 2012-03-16 Richard Guenther <rguenther@suse.de>
1681 Kai Tietz <ktietz@redhat.com>
1684 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
1685 side-effects completely in the pre-queue and use a temporary
1688 2012-03-16 Richard Guenther <rguenther@suse.de>
1690 * stor-layout.c (finish_bitfield_representative): Fall back
1691 to the conservative maximum size if we cannot compute the
1692 size of the tail padding.
1694 2012-03-16 Tristan Gingold <gingold@adacore.com>
1696 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
1697 __CRTL_VER and __VMS_VER.
1698 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
1699 and vms_c_get_vms_ver.
1700 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
1702 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
1703 (VMS_DEFAULT_VMS_VER): Define.
1704 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
1705 (VMS_DEFAULT_VMS_VER): Define.
1707 2012-03-16 Richard Guenther <rguenther@suse.de>
1709 * tree-vect-loop.c (get_initial_def_for_induction): Use
1710 build_constructor directly.
1711 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
1712 build_vector_from_val.
1713 * tree.c (build_vector_from_val): Avoid creating a constructor
1714 first when we want a constant vector.
1716 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1718 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
1720 2012-03-16 Richard Guenther <rguenther@suse.de>
1722 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
1723 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
1724 (struct tree_vector): Remove elements member, add variable size
1726 (build_vector_stat): Declare.
1727 (build_vector): Define in terms of build_vector_stat.
1728 * tree.c (build_vector): Rename to ...
1729 (build_vector_stat): ... this. Take array of trees as parameter.
1730 (build_vector_from_ctor): Adjust.
1731 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
1732 initializer_zerop): Adjust.
1733 * cfgexpand.c (expand_debug_expr): Likewise.
1734 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
1735 const_vector_from_tree): Likewise.
1736 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
1737 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
1738 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
1739 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
1740 (lto_input_ts_vector_tree_pointers): Adjust.
1741 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
1742 (write_ts_vector_tree_pointers): Adjust.
1743 * varasm.c (const_hash_1, compare_constant, copy_constant,
1744 output_constant): Adjust.
1745 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
1746 * print-tree.c (print_node): Adjust.
1747 * tree-pretty-print.c (dump_generic_node): Adjust.
1748 * tree-vect-generic.c (uniform_vector_p, vector_element,
1749 lower_vec_perm): Adjust.
1750 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
1751 * tree-vect-slp.c (vect_get_constant_vectors,
1752 vect_transform_slp_perm_load): Adjust.
1753 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
1754 * expmed.c (make_tree): Adjust.
1755 * config/i386/i386.c (ix86_expand_builtin): Adjust.
1756 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
1758 (sparc_fold_builtin): Adjust.
1760 2012-03-16 Tristan Gingold <gingold@adacore.com>
1762 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
1763 * config/vms/vms-stdint.h: New file.
1765 2012-03-16 Tristan Gingold <gingold@adacore.com>
1767 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
1768 (ia64-hp-*vms*): Replaced by ...
1769 (*-*-*vms*): ... This new entry.
1771 2012-03-15 Jakub Jelinek <jakub@redhat.com>
1774 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
1775 (ix86_expand_vec_perm_const_1): Use it.
1778 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
1779 (avx2_permv4df): Remove.
1780 (avx2_permv4di): Macroize into...
1781 (avx2_perm<mode>): ... this using VI8F_256 iterator.
1782 (avx2_permv4di_1): Macroize into...
1783 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
1785 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
1787 * combine.c (apply_distributive_law): Do not distribute SUBREG.
1789 2012-03-15 Ira Rosen <irar@il.ibm.com>
1790 Ulrich Weigand <ulrich.weigand@linaro.org>
1792 * tree-vect-patterns.c (widened_name_p): Rename to ...
1793 (type_conversion_p): ... this. Add new argument to determine
1794 if it's a promotion or demotion operation. Check for
1795 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
1796 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
1798 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
1799 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
1801 (vect_recog_mixed_size_cond_pattern): Likewise and allow
1802 non-constant then and else clauses.
1804 2012-03-15 Ira Rosen <irar@il.ibm.com>
1805 Ulrich Weigand <ulrich.weigand@linaro.org>
1807 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
1808 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
1810 * tree-vect-patterns.c (widened_name_p): Pass basic block
1811 info to vect_is_simple_use.
1812 (vect_recog_dot_prod_pattern): Fail for basic blocks.
1813 (vect_recog_widen_sum_pattern): Likewise.
1814 (vect_handle_widen_op_by_const): Support basic blocks.
1815 (vect_operation_fits_smaller_type,
1816 vect_recog_over_widening_pattern): Likewise.
1817 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
1818 Update call to vect_is_simple_use.
1819 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
1821 (check_bool_pattern): Add an argument, update call to
1822 vect_is_simple_use and the recursive calls.
1823 (vect_recog_bool_pattern): Update relevant function calls.
1825 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
1826 (vect_pattern_recog_1): Check for reduction only in loops.
1827 (vect_pattern_recog): Add new argument. Support basic blocks.
1828 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
1829 info to vect_is_simple_use_1.
1830 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
1831 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
1833 2012-03-15 Jakub Jelinek <jakub@redhat.com>
1834 Andrew Pinski <apinski@cavium.com>
1837 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
1838 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
1839 calls instead of __builtin_ir{int,ound}*.
1841 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1843 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
1846 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1848 * config.gcc (target_type_format_char): New. Document it. Set it for
1850 * configure.ac (gnu_unique_option): Use target_type_format_char
1851 in test. Comment rationale.
1852 * configure: Regenerate .
1854 2012-03-15 Jakub Jelinek <jakub@redhat.com>
1856 PR tree-optimization/52267
1857 * tree-vrp.c (masked_increment): New function.
1858 (register_edge_assert_for_2): Derive ASSERT_EXPRs
1859 from (X & CST1) cmp CST2 tests.
1861 2012-03-15 Richard Guenther <rguenther@suse.de>
1864 * tree-data-ref.c (subscript_dependence_tester_1): Check
1865 all dimensions for non-conflicting access functions.
1867 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
1870 * doc/invoke.texi [C++ Language Options]: Document
1871 -ftemplate-backtrace-limit.
1873 2012-03-15 Tristan Gingold <gingold@adacore.com>
1875 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
1878 2012-03-15 Tristan Gingold <gingold@adacore.com>
1880 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
1881 use DW_OP_call_frame_cfa.
1883 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
1886 * config/i386/i386-opts.h (pmode): New.
1888 * config/i386/i386.c (ix86_option_override_internal): Properly
1889 check and set ix86_pmode.
1891 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
1893 * config/i386/i386.opt (maddress-mode=): New.
1895 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
1897 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1899 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
1900 (dwarf2out_do_cfi_asm): Likewise.
1901 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
1903 (add_data_member_location_attribute): Likewise.
1904 (gen_array_type_die): Likewise.
1905 (gen_subprogram_die): Likewise.
1906 (gen_producer_string): Likewise.
1907 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
1908 Remove MIPS_DEBUGGING_INFO handling.
1909 (sdb_debug_hooks): Likewise.
1910 (sdbout_begin_block): Likewise.
1911 (sdbout_end_block): Likewise.
1912 (sdbout_begin_prologue): Likewise.
1913 (sdbout_start_source_file): Likewise.
1914 (sdbout_end_source_file): Likewise.
1915 (sdbout_init): Likewise.
1916 * system.h (MIPS_DEBUGGING_INFO): Poison.
1918 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1920 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
1921 (alpha_file_start) [MS_STAMP]: Remove.
1923 * config/alpha/elf.h (TARGET_GAS): Remove.
1924 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
1925 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
1926 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
1927 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
1928 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
1929 (alpha*-*-freebsd*): Likewise.
1930 (alpha*-*-netbsd*): Likewise.
1931 (alpha*-*-openbsd*): Likewise.
1932 (alpha*-*-*): Remove target_cpu_default2.
1933 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
1935 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
1936 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
1937 * config/alpha/alpha.c (print_operand): Always assume
1938 TARGET_AS_SLASH_BEFORE_SUFFIX.
1939 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
1940 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
1941 ("*builtin_setjmp_receiver_er_1"): Remove.
1942 * config/alpha/alpha.opt (malpha-as): Remove.
1944 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
1946 Remove DEC Unix reference.
1948 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
1949 (EXTENDED_COFF): Remove.
1950 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
1951 (EXTENDED_COFF): Don't undef.
1952 * config/alpha/alpha.c (alpha_file_start): Always assume
1954 Don't set targetm.asm_file_start_file_directive.
1955 [!OBJECT_FORMAT_ELF]: Remove.
1956 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
1958 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
1959 (DBX_DEBUGGING_INFO): Remove.
1960 (MIPS_DEBUGGING_INFO): Remove.
1961 (PREFERRED_DEBUGGING_TYPE): Remove.
1962 (DBX_OUTPUT_SOURCE_LINE): Remove.
1963 (SDB_OUTPUT_SOURCE_LINE): Remove.
1964 (DBX_CONTIN_LENGTH): Remove.
1965 (NO_DBX_FUNCTION_END): Remove.
1966 (ASM_STABS_OP): Remove.
1967 (ASM_STABN_OP): Remove.
1968 (ASM_STABD_OP): Remove.
1969 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
1970 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
1971 (PUT_SDB_DEF): Remove.
1972 (PUT_SDB_PLAIN_DEF): Remove.
1973 (PUT_SDB_TYPE): Remove.
1974 (sdb_label_count): Remove.
1975 (PUT_SDB_BLOCK_START): Remove.
1976 (PUT_SDB_BLOCK_END): Remove.
1977 (PUT_SDB_FUNCTION_START): Remove.
1978 (PUT_SDB_FUNCTION_END): Remove.
1979 (PUT_SDB_EPILOGUE_END): Remove.
1980 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
1981 (MIPS_DEBUGGING_INFO): Don't undef.
1982 (DBX_DEBUGGING_INFO): Don't undef.
1983 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
1984 (MIPS_DEBUGGING_INFO): Don't undef.
1985 (DBX_DEBUGGING_INFO): Don't undef.
1986 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
1987 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
1989 (alpha_start_function): Likewise.
1990 (sdb_label_count): Remove.
1991 (alpha_output_filename): Remove DBX_DEBUG handling.
1992 (alpha_file_start): Likewise.
1994 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1996 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
1997 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
1998 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
2000 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
2001 (ld_tls_support): Remove Solaris 8 references.
2002 (lwp_dir, lwp_spec): Remove support for alternate thread library.
2003 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
2004 * configure: Regenerate.
2005 * config.in: Regenerate.
2007 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
2008 * config/i386/sol2.h: Remove Solaris 8 references.
2010 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
2011 (i?86-*-solaris2.9): ... this.
2012 Remove Solaris 8 references.
2013 (Specific, *-*-solaris2*): Document Solaris 8 removal.
2014 Remove Solaris 8 references.
2016 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2018 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
2019 (mips-sgi-irix6.5*): Remove.
2020 * config.host (mips-sgi-irix*): Remove.
2021 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
2022 (set_have_as_tls): Remove *-*-irix6*.
2023 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
2024 * configure: Regenerate.
2026 * config/mips/iris6.h: Remove.
2027 * config/mips/iris6.opt: Remove.
2028 * config/mips/t-irix6: Remove.
2030 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
2031 (TARGET_IRIX6): Remove.
2032 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
2033 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
2034 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
2036 (mips_file_start): Likewise.
2037 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
2039 * config/mips/driver-native.c [__sgi__]: Remove.
2040 (host_detect_local_cpu) [__sgi__]: Remove.
2042 * config/mips/gnu-user.h: Remove iris5.h reference.
2044 * config/mips/mips-modes.def: Remove IRIX 6 reference.
2045 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
2046 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
2049 * gcc.c (main): Move asm_debug initialization ...
2050 (asm_debug): ... here.
2052 * ginclude/stddef.h (__STDDEF_H__): Don't define.
2054 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
2055 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
2056 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
2057 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
2058 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
2059 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
2061 * doc/tm.texi: Regenerate.
2063 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
2065 (MIPS Options, -march): Remove IRIX reference.
2066 * doc/install.texi (Binaries, SGI IRIX): Remove.
2067 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
2069 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
2071 2012-03-14 Martin Jambor <mjambor@suse.cz>
2073 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
2074 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
2075 (expand_expr_real_1): Do not handle misalignment if modifier is
2078 2012-03-14 Richard Guenther <rguenther@suse.de>
2081 * tree-vect-generic.c (type_for_widest_vector_mode): Take
2082 element type instead of mode, use build_vector_type_for_mode
2083 instead of the langhook, build a vector of proper signedness.
2084 (expand_vector_operations_1): Adjust.
2086 2012-03-14 Richard Guenther <rguenther@suse.de>
2089 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
2090 a cgraph node for a FUNCTION_DECL that comes from a constructor.
2091 (gimple_get_virt_method_for_binfo): Likewise.
2093 2012-03-14 Richard Guenther <rguenther@suse.de>
2095 PR tree-optimization/52571
2096 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
2097 flag_section_anchors check ...
2098 (vect_can_force_dr_alignment_p): ... here. Do not re-align
2099 DECL_COMMON variables.
2101 2012-03-14 Richard Guenther <rguenther@suse.de>
2103 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
2104 * stor-layout.c (start_bitfield_representative): New function.
2105 (finish_bitfield_representative): Likewise.
2106 (finish_bitfield_layout): Likewise.
2107 (finish_record_layout): Call finish_bitfield_layout.
2108 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
2109 for QUAL_UNION_TYPE fields.
2110 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2111 Stream DECL_BIT_FIELD_REPRESENTATIVE.
2112 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2117 * expr.c (get_bit_range): Unconditionally extract bitrange
2118 from DECL_BIT_FIELD_REPRESENTATIVE.
2119 (expand_assignment): Adjust call to get_bit_range.
2121 2012-03-14 Richard Guenther <rguenther@suse.de>
2124 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
2125 the outermost conversion is a sign-change only.
2126 (fold_binary_loc): Disregard widening and sign-changing
2127 conversions when we determine if two variables are equal
2129 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
2130 (T1)x if the outermost conversion is a sign-change only.
2132 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
2135 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
2137 * config/i386/predicates.md (constant_call_address_operand): Declare
2138 as special predicate. Update all uses.
2140 2012-03-13 Jakub Jelinek <jakub@redhat.com>
2143 * c-parser.c (c_parser_postfix_expression)
2144 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
2146 * config/i386/smmintrin.h: Avoid /* within a comment.
2147 * config/i386/nmmintrin.h: Likewise.
2149 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
2151 * config/i386/i386.md (xbegin): Remove constraint from expander.
2153 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
2155 * config/i386/predicates.md (constant_call_address_operand): Declare
2156 as special predicate. Update all uses.
2157 * config/i386/i386.md: Remove mode from constant_call_address_operand
2159 * config/i386/i386.c (ix86_output_call_insn): Call
2160 constant_call_address_operand with VOIDmode.
2162 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
2164 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
2165 AND zero extended address correctly.
2167 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
2169 * config/i386/predicates.md (tls_symbolic_operand): Declare as
2171 (tls_modbase_operand): Ditto.
2172 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
2173 tls_modbase_operand predicates.
2175 2012-03-13 Martin Jambor <mjambor@suse.cz>
2177 * expr.c (expand_assignment): Handle misaligned scalar writes to
2178 memory through top-level MEM_REFs by calling store_bit_field.
2180 2012-03-13 Richard Guenther <rguenther@suse.de>
2183 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
2184 if Y is a constant multiple of 1 << CST.
2186 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
2189 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
2190 offset (size) to a value the insns can deal with.
2191 (expand_epilogue): Ditto.
2193 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2195 * config/arm/neon.ml (ops): Fixup expected instructions for
2196 unsigned vector compares.
2198 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
2200 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
2201 addresses only when %reg is not in word mode.
2203 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2205 * config/microblaze/microblaze.md: Fix typo.
2206 * tree-if-conv.c: Likewise.
2207 * tree-vect-patterns.c: Likewise.
2209 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2211 * config.gcc (extra_passes): Remove.
2212 * configure.ac (extra_passes): Don't substitute.
2213 * configure: Regenerate.
2214 * Makefile.in (EXTRA_PASSES): Remove.
2215 (GCC_PASSES): Remove $(EXTRA_PASSES).
2216 (MOSTLYCLEANFILES): Likewise.
2218 (install-common): Likewise.
2220 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
2222 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
2223 * config/i386/i386.c (ix86_decompose_address): Use
2224 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
2225 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
2226 thread pointer to a register.
2228 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
2230 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
2231 on tls_symbolic_operand.
2232 (tls_global_dynamic_64_<mode>): Likewise.
2234 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
2237 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
2238 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
2240 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
2243 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
2244 type from reg_class_t to enum reg_class.
2245 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
2247 2012-03-12 Andrew Pinski <apinski@cavium.com>
2249 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
2250 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
2251 (value_replacement): Likewise.
2252 (empty_block_p): Check also if the PHIs for the block are empty.
2254 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
2257 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
2258 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
2259 r184615 from 2012-02-28.
2261 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
2263 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
2264 (ix86_gen_tls_local_dynamic_base_64): Likewise.
2265 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
2266 and ix86_gen_tls_local_dynamic_base_64.
2267 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
2268 ix86_gen_tls_local_dynamic_base_64.
2270 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
2271 (*tls_global_dynamic_64_<mode>): This.
2272 (tls_global_dynamic_64): Renamed to ...
2273 (tls_global_dynamic_64_<mode>): This.
2274 (*tls_local_dynamic_base_64): Renamed to ...
2275 (*tls_local_dynamic_base_64_<mode>): This.
2276 (tls_local_dynamic_base_64): Renamed to ...
2277 (tls_local_dynamic_base_64_<mode>): This.
2279 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
2281 * config/i386/i386.c (ix86_option_override_internal): Properly
2282 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
2283 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
2284 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
2285 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
2287 * config/i386/sse.md (sse3_monitor64): Renamed to ...
2288 (sse3_monitor64_<mode>): This.
2290 2012-03-12 Tristan Gingold <gingold@adacore.com>
2292 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
2293 (ia64_function_arg_advance): Ditto.
2295 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2297 * config.gcc (mips*-*-openbsd*): Remove.
2298 * config/mips/openbsd.h: Remove.
2299 * config/mips/sdb.h: Remove.
2301 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
2302 * config/mips/mips.c (sdb_label_count): Remove.
2303 (mips_debugger_offset): Remove #if 0 code.
2304 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
2305 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
2307 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2309 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
2311 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
2312 Update binutils references.
2313 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
2314 Update binutils reference.
2315 Update Sun as/GNU ld caveat.
2316 Document binutils largefile requirement for LTO plugin.
2317 Remove reference to alternate libpthread.
2319 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2321 * config.gcc (alpha*-dec-osf5.1*): Remove.
2322 * config.host (alpha*-dec-osf*): Remove.
2323 * configure.ac (*-*-osf*): Remove.
2324 (alpha*-dec-osf*): Remove.
2325 * configure: Regenerate.
2327 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
2328 config/alpha/va_list.h, config/alpha/x-osf: Remove.
2330 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
2331 * config/alpha/alpha.c (struct machine_function): Update comment.
2332 (alpha_start_function): Remove Tru64 UNIX as handling for
2334 * config/alpha/alpha.md ("exception_receiver"): Remove
2335 TARGET_LD_BUGGY_LDGP.
2336 ("*exception_receiver_2"): Likewise.
2337 * except.c (finish_eh_generation): Remove Tru64 reference.
2338 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
2339 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
2340 * target.def (handle_pragma_extern_prefix): Remove.
2342 * Makefile.in (mips-tfile.o-warn): Remove.
2343 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
2344 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
2345 * mips-tdump.c, mips-tfile.c: Remove.
2347 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
2349 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
2350 (Specific, alpha*-dec-osf5.1): Note removal.
2351 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
2353 * doc/tm.texi: Regenerate.
2354 * doc/trouble.texi (Cross-Compiler Problems): Remove.
2356 2012-03-12 Richard Guenther <rguenther@suse.de>
2358 * config/arm/arm.c (neon_dereference_pointer): Do not call
2359 covert during RTL expansion.
2361 2012-03-12 Tristan Gingold <gingold@adacore.com>
2363 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
2364 Options. Mention -mpointer-size.
2366 2012-03-12 Richard Guenther <rguenther@suse.de>
2368 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
2369 build_nonstandard_integer_type.
2371 2012-03-12 Richard Guenther <rguenther@suse.de>
2373 * tree.c (signed_or_unsigned_type_for): Use
2374 build_nonstandard_integer_type.
2375 (signed_type_for): Adjust documentation.
2376 (unsigned_type_for): Likewise.
2377 * tree-pretty-print.c (dump_generic_node): Use standard names
2378 for non-standard integer types if available.
2380 2012-03-12 Tristan Gingold <gingold@adacore.com>
2382 * config/vms/vms.opt: Add vms-opts.h header.
2383 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
2385 (-mvms-return-codes): Document.
2386 (-mpointer-size): New option.
2387 (vms_pointer_size): Add enumeration.
2388 * config/vms/vms-opts.h: New file.
2389 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
2390 __INITIAL_POINTER_SIZE.
2391 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
2392 (C_COMMON_OVERRIDE_OPTIONS): Define.
2393 (DWARF2_ADDR_SIZE): Define.
2394 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
2395 * config/vms/vms-protos.h (vms_c_common_override_options):
2397 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
2398 if -mno-pointer-size.
2399 (vms_c_common_override_options): New function.
2400 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
2401 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
2402 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
2403 and flag_vms_pointer_size.
2404 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
2405 * config.gcc (*-*-*vms*): Define xm_file.
2406 (alpha*-dec-*vms*): Do not define xm_file.
2407 (alpha64-dec-*vms*): Remove.
2408 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
2411 2012-03-12 Jakub Jelinek <jakub@redhat.com>
2413 PR tree-optimization/51721
2414 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
2415 if (int) unsvar cmp CST.
2417 2012-03-12 Richard Guenther <rguenther@suse.de>
2419 * tree-sra.c (create_access_replacement): Only rename the replacement
2420 if we can rewrite it into SSA form. Properly mark register typed
2421 replacements that we cannot rewrite with TREE_ADDRESSABLE.
2422 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
2423 for aggregate or BLKmode results.
2425 2012-03-12 Jakub Jelinek <jakub@redhat.com>
2427 PR tree-optimization/52533
2428 * tree-vrp.c (register_edge_assert_for_2): Use double_int
2429 type for mask, only handle shifts by non-zero in-range
2430 shift count, for LE_EXPR and GT_EXPR if new_val is
2431 maximum, don't add the assertion.
2433 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
2435 * doc/invoke.texi: Document -mrtm option.
2436 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
2437 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
2438 (ix86_handle_option): Handle OPT_mrtm.
2439 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
2441 (x86_64-*-*): Ditto.
2442 * i386-builtin-types.def (INT_FTYPE_VOID): New.
2443 * config/i386/i386-c.c (ix86_target_macros_internal): Define
2445 (ix86_target_string): Define -mrtm option.
2447 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
2449 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
2450 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
2452 (bdesc_special_args): Ditto.
2453 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
2454 (ix86_expand_special_args_builtin): Handle new built-in type.
2455 (ix86_expand_builtin): Handle XABORT instruction.
2456 * config/i386/i386.h (TARGET_RTM): New.
2457 * config/i386/i386.md (UNSPECV_XBEGIN): New.
2458 (UNSPECV_XEND): Ditto.
2459 (UNSPECV_XABORT): Ditto.
2460 (UNSPECV_XTEST): Ditto.
2467 * config/i386/i386.opt (mrtm): New.
2468 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
2469 * config/i386/rtmintrin.h: New header.
2470 * config/i386/xtestintrin.h: Ditto.
2472 2012-03-12 Tristan Gingold <gingold@adacore.com>
2474 * ginclude/stddef.h: Adjust previous patch.
2475 Use __VMS__ instead of VMS.
2477 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
2479 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
2480 Also convert sequences with CC setting arithmetic instruction.
2482 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
2484 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
2485 from C Language Options to Preprocessor Options.
2486 (C Dialect Options): Move -no-integrated-cpp documentation
2488 (Preprocessor Options): ...to here. Rewrite the description
2489 so it makes more sense, and remove discussion of merging front ends.
2491 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
2493 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
2495 (ix86_expand_setmem): Likewise.
2497 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
2499 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
2502 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
2504 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
2505 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
2507 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
2509 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
2511 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
2513 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
2516 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
2517 Uros Bizjak <ubizjak@gmail.com>
2519 * config/i386/predicates.md (call_insn_operand): Allow
2520 constant_call_address_operand in Pmode only.
2521 (sibcall_insn_operand): Ditto.
2522 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
2523 (*call_vzeroupper): Ditto.
2525 (*sibcall_vzeroupper): Ditto.
2526 (*call_value): Ditto.
2527 (*call_value_vzeroupper): Ditto.
2528 (*sibcall_value): Ditto.
2529 (*sibcall_value_vzeroupper): Ditto.
2530 (*indirect_jump): Ditto.
2531 (*tablejump_1): Ditto.
2532 (indirect_jump): Convert memory address to word mode for TARGET_X32.
2534 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
2537 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
2540 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
2541 Use movrt_negc instead of negc pattern for non-SH2A.
2543 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
2545 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
2547 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
2548 if Pmode != word_mode.
2549 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
2550 Pmode == SImode for TARGET_X32.
2552 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
2553 (tls_initial_exec_x32): Likewise.
2555 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
2557 PR rtl-optimization/52528
2558 * combine.c (can_combine_p): Add setting of subst_low_luid
2559 before call to expand_field_assignment().
2561 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
2563 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
2564 and related program names.
2566 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
2568 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
2570 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2573 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2574 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2576 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2577 (*movdi_internal_rex64): Use %E operand modifier for lea.
2578 (*movsi_internal): Ditto.
2580 (*lea<mode>_2): Ditto.
2581 (*lea_{3,4,5,6}_zext): Ditto.
2582 (*tls_global_dynamic_32_gnu): Ditto.
2583 (*tls_global_dynamic_64): Ditto.
2584 (*tls_dynamic_gnu2_lea_32): Ditto.
2585 (*tls_dynamic_gnu2_lea_64): Ditto.
2586 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2588 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
2590 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
2591 redefine to be NULL if the current bit-size is different from the
2592 configured bit-size.
2594 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
2595 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
2596 set the default tuning. Add asserts to make sure the cpu and tune
2597 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
2598 test whether the index is set, instead of > 0.
2599 (rs6000_file_start): Do not reset the default cpu if the current
2600 bit-size is different from the configured bit-size.
2602 2012-03-09 Tristan Gingold <gingold@adacore.com>
2604 * config/vms/vms-crtlmap.map: Add comments.
2605 Add entries needed to build Ada RTS.
2607 2012-03-09 Tristan Gingold <gingold@adacore.com>
2609 * ginclude/stddef.h: Do not define __size_t on VMS.
2611 2012-03-09 Tristan Gingold <gingold@adacore.com>
2613 * c-tree.h (c_default_pointer_mode): New variable.
2614 * c-decl.c (c_default_pointer_mode): New variable.
2615 (c_build_pointer_type): New function.
2616 (grokdeclarator): Call c_build_pointer_type instead
2617 of build_pointer_type.
2619 * config/vms/vms-c.c: Include c-tree.h
2620 (saved_pointer_mode): New variable.
2621 (handle_pragma_pointer_size): New function.
2622 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
2623 (vms_c_register_pragma): Register __pointer_size and
2624 __required_pointer_size pragmas.
2626 2012-03-09 Tristan Gingold <gingold@adacore.com>
2628 * config/vms/vms-c.c (vms_construct_include_filename): New function.
2629 (vms_c_register_includes): Reference it.
2631 2012-03-09 Andrew Pinski <apinski@cavium.com>
2634 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
2636 (tree_ssa_phiopt_worker): Go through all the PHIs for
2637 value_replacement instead of just the singleton one.
2638 (value_replacement): Change return type to int. Return 0 instead of
2640 Allow the middle basic block to contain more than just the defining
2642 Handle non empty middle basic blocks.
2643 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
2645 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
2647 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
2648 array reference and component reference.
2649 (analyze_scalar_evolution_for_address_of): New.
2651 2012-03-08 Jie Zhang <jzhang918@gmail.com>
2654 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
2655 (hwloop_pattern_reg): Fix set but not used warning.
2656 (bfin_reorg_loops): Remove unused parameter.
2657 (bfin_reorg): Update use of bfin_reorg_loops.
2659 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
2661 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
2662 with integer parameters in registers.
2663 (gen_push): Push register in word_mode instead of Pmode.
2664 (ix86_emit_save_regs): Likewise.
2665 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
2666 (gen_pop): Pop register in word_mode instead of Pmode.
2667 (ix86_emit_restore_regs_using_pop): Likewise.
2668 (ix86_expand_prologue): Replace Pmode with word_mode for push
2669 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
2670 restore RAX and R10 in word_mode.
2671 (ix86_emit_restore_regs_using_mov): Restore integer registers
2673 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
2675 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
2676 (ix86_split_long_move): Likewise.
2678 * config/i386/i386.md (W): New.
2679 (*push<mode>2_prologue): Replace :P with :W.
2680 (*pop<mode>1): Likewise.
2681 (*pop<mode>1_epilogue): Likewise.
2682 (push/pop peephole2): Use word_mode scratch registers.
2684 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
2686 * config/i386/predicates.md (indirect_branch_operand): Simplify.
2688 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
2690 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
2691 for constants in [-63,63].
2693 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
2697 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
2699 * config/i386/i386.c (ix86_print_operand_address): Only handle
2700 zero-extended DImode addresses.
2702 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2704 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
2705 * configure: Regenerate.
2707 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
2710 * config/avr/avr.c (avr_mem_clobber): New static function.
2711 (avr_expand_delay_cycles): Add memory clobber operand to
2712 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
2713 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
2714 (enable_interrupt, disable_interrupt): New expander.
2715 (nopv, sleep, wdr): New expanders.
2716 (delay_cycles_1): Add memory clobber.
2717 (delay_cycles_2): Add memory clobber.
2718 (delay_cycles_3): Add memory clobber.
2719 (delay_cycles_4): Add memory clobber.
2720 (cli_sei): New insn from former "enable_interrupt",
2721 "disable_interrupt" with memory clobber.
2722 (*wdt): New insn from former "wdt" with memory clobber.
2723 (*nopv): Similar, but for "nopv".
2724 (*sleep): Similar, but for "sleep".
2726 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
2727 Kaz Kojima <kkojima@gcc.gnu.org>
2730 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
2731 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
2732 (SUBTARGET_OVERRIDE_OPTIONS): Define.
2734 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
2736 * config/i386/predicates.md (x86_64_zext_general_operand): New.
2737 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
2738 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
2740 2012-03-07 Walter Lee <walt@tilera.com>
2742 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
2743 REG_CFA_* notes for the stack pointer.
2744 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
2745 EH_RETURN_STACKADJ_RTX.
2746 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
2747 generate REG_CFA_* notes for the stack pointer.
2748 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
2749 by EH_RETURN_STACKADJ_RTX.
2751 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
2753 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
2754 when __AVR_3_BYTE_PC__ is defined.
2756 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
2758 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
2759 (ix86_print_operand): Handle '^'.
2760 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
2761 using P mode iterator. Add %^ to asm template to conditionally emit
2763 (*rep_movdi_rex64): Ditto.
2764 (*strsetdi_rex_1): Ditto.
2765 (*rep_stosdi_rex64): Ditto.
2766 (*strmov{si,hi,qi}_1): Add %^ to asm template to
2767 conditionally emit addr32 prefix.
2768 (*rep_mov{si,qi}): Ditto.
2769 (*strset{si,hi,qi}): Ditto.
2770 (*rep_stos{si,qi}): Ditto.
2771 (*cmpstrnqi_nz_1): Ditto.
2772 (*cmpstrnqi_1): Ditto.
2773 (*strlenqi_1): Ditto.
2775 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
2777 * config/i386/i386.c (function_value_64): Return pointers in
2778 word_mode instead of Pmode.
2779 (ix86_promote_function_mode): Likewise.
2781 2012-03-07 Richard Guenther <rguenther@suse.de>
2783 * coverage.c (get_gcov_type): Use type_for_mode.
2784 (get_gcov_unsigned_t): Likewise.
2785 * expr.c (store_constructor): Use type_for_mode.
2786 (try_casesi): Likewise.
2787 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
2788 (add_standard_iv_candidates): Use standard type trees.
2789 * dojump.c (do_jump): Remove dead code.
2791 2012-03-07 Richard Guenther <rguenther@suse.de>
2793 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
2795 2012-03-07 Richard Guenther <rguenther@suse.de>
2797 * convert.c (strip_float_extensions): Move ...
2798 * tree.c (strip_float_extensions): ... here.
2800 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
2803 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
2805 2012-03-07 Richard Guenther <rguenther@suse.de>
2807 * omp-low.c (extract_omp_for_data): Use signed_type_for.
2808 (expand_omp_for_generic): Likewise.
2809 (expand_omp_for_static_nochunk): Likewise.
2810 (expand_omp_for_static_chunk): Likewise.
2811 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
2812 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
2813 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
2814 Use unsigned_type_for.
2815 (vect_create_cond_for_align_checks): Use signed_type_for.
2817 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
2819 PR rtl-optimization/52203
2820 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
2821 all callers to pass NULL except ...
2822 (reset_sched_cycles_in_current_ebb): ... here, save the value
2823 in new variable 'empty'. Increase issue_rate only for
2826 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
2829 * Makefile.in: Let install-gcc-ar depend on installdirs,
2830 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
2831 Don't double canonicalize if cross-compiling.
2833 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
2836 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
2837 to: RAMPZ, RAMPY, RAMPX, RAMPD.
2838 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
2840 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
2843 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
2845 * config/avr/avr.md (xload_8): Adjust insn length.
2847 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
2850 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
2851 if RAMPZ affects reading from RAM.
2853 2012-03-07 Richard Guenther <rguenther@suse.de>
2857 * doc/invoke.texi (Precompiled Headers): Remove sentence that
2858 suggests you can include PCHs from inside another header.
2860 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
2863 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
2865 2012-03-07 Kai Tietz <ktietz@redhat.com>
2867 * doc/invoke.texi (fwritable-relocated-rdata): Document
2868 new Cygwin/MinGW target option.
2869 * config/i386/winnt.c (i386_pe_unique_section): Ignore
2870 reloc if flag -fwritable-relocated-rdata is not set.
2871 (i386_pe_section_type_flags): Likewise.
2872 * config/i386/cygming.opt (fwritable-relocated-rdata):
2873 Add new flag variable flag_writable_rel_rdata.
2875 2012-03-07 Richard Guenther <rguenther@suse.de>
2877 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
2878 precision against gimple constraints.
2880 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
2883 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
2885 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
2886 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
2888 (init_emit_regs): Move associated initialization to...
2889 (init_emit_once): ...here.
2891 2012-03-06 Richard Henderson <rth@redhat.com>
2893 * config/m68k/m68k.h (ISA_HAS_TAS): New.
2894 * config/m68k/sync.md (atomic_test_and_set): Use it.
2895 (atomic_test_and_set_1): Likewise.
2897 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
2900 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
2901 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
2902 (vector_ltgt<mode>): Likewise.
2903 (vector_ordered<mode>): Likewise.
2904 (vector_unordered<mode>): Likewise.
2905 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
2907 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
2909 * trans-mem.c: New typedef for tm_region_p.
2910 Define vector types for tm_region_p.
2911 (tm_region_init): Replace region_worklist to a vector called
2914 2012-03-06 Richard Guenther <rguenther@suse.de>
2916 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
2917 MEM_REF with constant pointer operand.
2919 2012-03-06 Richard Guenther <rguenther@suse.de>
2922 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
2924 2012-03-06 Tristan Gingold <gingold@adacore.com>
2926 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
2927 (external_model_kind): Improve documentation.
2928 (vms_pragma_extern_model): Handle relaxed_redef.
2929 (vms_c_register_pragma): Allow expansion for nomember_alignment.
2931 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
2933 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
2934 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
2935 Some more notes on EIND usage and reorder EIND subsection.
2937 2012-03-06 Tristan Gingold <gingold@adacore.com>
2939 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
2940 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
2942 2012-03-06 Tristan Gingold <gingold@adacore.com>
2944 * config/vms/t-vmsnative (version): Define.
2945 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
2947 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2949 PR rtl-optimization/52250
2950 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2951 to put note list into. Unconditionally call move_bb_info.
2952 (move_bb_info): Do not assert the blocks being in the same region,
2953 just drop the note list if they are not.
2955 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
2958 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
2959 and use unified expansion logic.
2960 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
2961 closer to the existing movt insn.
2962 (negc): Rename insn to *negc. Add new expander.
2963 (movnegt): Use xor pattern for T bit negation. Reserve helper
2964 constant for negc pattern.
2965 (*movnegt): New insn and splitter.
2967 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
2969 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
2972 2012-03-05 Richard Henderson <rth@redhat.com>
2974 * genemit.c (main): Include "target.h" in insn-emit.c.
2975 * Makefile.in (insn-emit.o): Depend on TARGET_H.
2976 * config/sh/sync.md (atomic_test_and_set): Reference
2977 targetm.atomic_test_and_set_trueval instead of
2978 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
2980 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
2982 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
2985 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
2987 * langhooks.c (add_builtin_type): New function.
2988 * langhooks.h (add_builtin_type): Export it.
2989 * config/mep/mep.c (mep_init_builtins): Use it.
2990 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
2992 2012-03-05 Jakub Jelinek <jakub@redhat.com>
2995 * tree.h (BLOCK_SAME_RANGE): Define.
2996 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
2997 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
2998 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
2999 isn't equal to supercontext fragment's fragment chain.
3000 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
3002 (blocks_nreverse_all): Likewise.
3003 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
3004 BLOCK_SUPERCONTEXT to supercontext fragment instead of
3005 supercontext fragment's fragment origin.
3006 * dwarf2out.c (add_high_low_attributes): If stmt has the same
3007 range as its parent (or parents thereof etc.), use the parent's
3008 DW_AT_ranges value instead of creating a new .debug_ranges range.
3010 2012-03-05 Richard Henderson <rth@redhat.com>
3013 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
3014 * omp-low.c (expand_omp_atomic): Assume anything aligned to
3015 BIGGEST_ALIGNMENT is aligned.
3017 2012-03-05 Richard Henderson <rth@redhat.com>
3019 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
3020 * config/sh/sh.c: ... here.
3022 2012-03-05 Richard Henderson <rth@redhat.com>
3025 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
3026 instead of calling negqi2 directly.
3028 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
3031 * trans-mem.c (tm_region_init): Use last_basic_block.
3033 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
3035 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
3036 * config/sh/sync.md (atomic_test_and_set): New expander.
3037 (tasb, atomic_test_and_set_soft): New insns.
3038 * config/sh/sh.opt (menable-tas): New option.
3039 * doc/invoke.texi (SH Options): Document it.
3041 2012-03-05 Richard Guenther <rguenther@suse.de>
3043 * cfgloop.c (verify_loop_structure): Verify dominators before
3045 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
3046 dominators from here.
3047 * graphite-scop-detection.c (create_sese_edges): Likewise.
3048 * loop-doloop.c (doloop_optimize_loops): Likewise.
3049 * loop-init.c (loop_optimizer_init): Likewise.
3050 * loop-unroll.c (unroll_and_peel_loops): Likewise.
3051 * loop-unswitch.c (unswitch_loops): Likewise.
3052 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
3053 * tree-parloops.c (parallelize_loops): Likewise. Verify
3054 only when checking is enabled.
3055 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
3057 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
3059 * genautomata.c (parse_automata_opt): New static function.
3060 (initiate_automaton_gen): Remove all option handling code. Remove
3061 argc argument. All callers changed.
3062 (main): Call init_rtx_reader_args_cb with the new function as argument.
3064 2012-03-05 Richard Guenther <rguenther@suse.de>
3066 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
3067 * tree-if-conv.c (combine_blocks): Free post-dominator info
3069 * tree-parloops.c (create_parallel_loop): Free and re-compute
3070 dominator info after breaking it.
3072 2012-03-05 Richard Guenther <rguenther@suse.de>
3075 * optabs.h (trapv_unoptab_p): New function.
3076 (trapv_binoptab_p): Likewise.
3077 * optabs.c (expand_binop): Use emit_libcall_block_1 with
3078 a proper equiv_may_trap argument.
3079 (expand_unop): Likewise.
3080 (emit_libcall_block_1): Take extra argument whether the
3081 instruction may trap. Renamed from ...
3082 (emit_libcall_block): ... this. New wrapper.
3084 2012-03-05 Jakub Jelinek <jakub@redhat.com>
3086 PR tree-optimization/51721
3087 * tree-vrp.c (register_edge_assert_for_2): If comparing
3088 lhs of right shift by constant with an integer constant,
3089 add ASSERT_EXPRs for the rhs1 of the right shift.
3091 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
3093 2012-03-05 Richard Guenther <rguenther@suse.de>
3095 * tree.c (integer_zerop): Handle VECTOR_CSTs.
3096 (integer_onep): Likewise.
3097 (integer_all_onesp): Likewise.
3099 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
3101 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
3103 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
3105 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
3106 instead of TARGET_64BIT.
3108 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
3110 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
3113 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
3115 * config/i386/i386.c (ix86_print_operand_address): Only handle
3116 zero-extended DImode addresses.
3118 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
3120 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
3121 taken and cputaken as bool.
3123 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
3125 * config/i386/constraints.md (Ya): New internal constraint.
3126 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
3127 (*zero_extendsidi2_rex64): Add x,x alternative.
3128 (*zero_extendsidi2): Ditto. Add o,0 alternative.
3129 Remove flags reg clobber. Adjust corresponding splits.
3130 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
3131 zero_extendqisi2 expanders using SWI12 mode iterator.
3132 (zero_extend<mode>si2_and): Macroize insn from
3133 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
3135 (*zero_extend<mode>si2): Macroize insn from
3136 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
3137 (*zero_extend*2_movzbl_and): Remove insn patterns.
3138 (zero_extendqihi2_and): Merge corresponding splitter.
3139 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
3140 (*zero_extend*2_movzbl_and): Remove insn patterns.
3141 (*anddi_1): Split TYPE_IMOVX instructions.
3142 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
3144 (and->zext splitter): Add splitter pattern.
3145 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
3147 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
3149 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
3151 (Debugging Options): Likewise.
3152 (Optimize Options): Likewise.
3153 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
3154 with other architectures. Use official processor names with correct
3155 spelling/capitalization. Fix formatting and grammar issues.
3156 (i386 and x86-64 Windows Options): Similar cleanup here.
3158 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3160 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
3162 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3164 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
3165 DBX_REGISTER_NUMBER.
3167 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3169 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
3170 operand is CONST_INT. Take COSTS_N_INSNS into account.
3171 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
3174 2012-03-02 Richard Henderson <rth@redhat.com>
3176 * optabs.c (expand_atomic_test_and_set): Honor
3177 atomic_test_and_set_trueval even when atomic_test_and_set
3178 optab is not in use.
3180 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
3184 * config/sh/sh.c (sh_register_move_cost): Increase cost between
3185 GENERAL_REGS and FP_REGS for SImode.
3187 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
3190 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
3191 (absdi2): New expander.
3192 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
3194 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
3196 * config/sh/sync.md (atomic_exchange<mode>): New expander.
3197 (atomic_exchange<mode>_soft): New insn.
3199 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
3201 * config/sh/sync.md: Update copyright notice dates.
3202 (atomic_compare_and_swap<mode>): Use SImode for return value instead
3204 (atomic_compare_and_swap<mode>_soft): Likewise.
3206 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
3209 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
3210 * config/sh/sh.c: Update copyright notice dates.
3211 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
3212 alignment for TARGET_HARD_SH4.
3213 (sh_option_override): Reduce default function alignment. Set
3214 loop alignment to 4 bytes when not optimizing for size.
3216 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
3219 * doc/invoke.texi (floop-flatten): Remove.
3220 * toplev.c (process_options): Remove references to flag_loop_flatten.
3221 * tree-ssa-loop.c (gate_graphite_transform): Same.
3222 * common.opt (floop-flatten): Obsolete.
3223 * graphite-poly.c (apply_poly_transforms): Remove reference to
3225 * Makefile.in (graphite-flattening.o): Remove.
3226 * graphite-flattening.c: Remove.
3228 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
3230 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
3231 having mode compatible with the mode of previous compare. Substitute
3232 compare mode of previous compare with the mode, compatible
3233 with eliminated and previous compare.
3235 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
3237 * config/rs6000/dfp.md (floatdidd2): New define_insn.
3239 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
3241 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
3242 compatible with CCGOCmode and CCGCmode.
3244 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
3246 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
3248 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
3250 * config/arm/arm.c (arm_sat_operator_match): New function.
3251 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
3252 * config/arm/arm.md ("insn" attribute): Add "sat" value.
3253 ("SAT", "SATrev"): New code iterators.
3254 ("SATlo", "SAThi"): New code iterator attributes.
3255 ("*satsi_<SAT:code>"): New pattern.
3256 ("*satsi_<SAT:code>_shift"): Likewise.
3257 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
3258 and "shift" attributes.
3259 ("arm_usatsihi"): Add "insn" attribute.
3260 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
3261 by powers of two. Do not allow shift by 32.
3263 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
3266 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
3267 to pass the argument in the register of "natural" mode.
3269 2012-03-02 Richard Guenther <rguenther@suse.de>
3271 PR tree-optimization/52406
3272 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
3273 (struct indices): Add unconstrained_base member.
3274 (struct dr_alias): Remove unused vops member.
3275 (DR_UNCONSTRAINED_BASE): New define.
3276 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
3277 add indices to allow their disambiguation. Make DR_BASE_OBJECT
3278 be an artificial access that covers the whole indexed object,
3279 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
3280 plain decl base-objects to their MEM_REF variant.
3281 (dr_may_alias_p): When the base-object of either data reference
3282 has unknown size use only points-to information.
3283 (compute_affine_dependence): Make dumps easier to read and
3285 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
3286 DR_REF when looking for packed references.
3287 (vect_supportable_dr_alignment): Likewise.
3289 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
3291 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
3292 Improve conditions for peepholes of loads followed by commutative
3294 * config/arm/ldmstm.md: Regenerated.
3296 2012-03-02 Richard Guenther <rguenther@suse.de>
3298 * BASE-VER: Set to 4.8.0.
3300 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
3302 * config.gcc (obsolete): Add all ARM targets using the FPA.
3303 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
3304 * doc/install.texi: Avoid references to obsolete ARM ports.
3306 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
3308 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
3310 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
3311 Joern Rennecke <joern.rennecke@embecosm.com>
3313 * doc/extend.texi: Expand and update information on interrupt
3314 attribute for Epiphany.
3316 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
3318 * config/sh/sh-protos.h: Update copyright notice dates.
3319 * config/sh/sh.h: Likewise.
3320 * config/sh/sh.md: Likewise.
3321 * config/sh/constraints.md: Likewise.
3322 * config/sh/predicates.md: Likewise.
3324 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
3326 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
3327 * config/sh/sh.c (tertiary_reload_operand): Likewise.
3329 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
3331 * config/sh/constraints.md: Fix comment typo.
3333 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3336 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
3337 unsigned HOST_WIDE_INT.
3338 (zvdep_imm64): Likewise.
3339 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
3340 (vdepi_and): Likewise.
3341 Likewise for unamed 64-bit patterns.
3342 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
3344 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
3347 PR rtl-optimization/52417
3348 * cselib.c (cselib_any_perm_equivs): New variable.
3349 (cselib_reset_table): Check that it's not set when not
3350 preserving constants.
3351 (cselib_add_permanent_equiv): Set it.
3352 (cselib_have_permanent_equivalences): New.
3353 (cselib_init, cselib_finish): Reset it.
3354 * cselib.h (cselib_have_permanent_equivalences): Declare.
3355 * alias.c (get_addr): Restore earlier behavior when there
3356 aren't permanent equivalences.
3358 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
3360 * config/mn10300/mn10300-modes.def: Fix copyright notice.
3361 * config/v850/v850-modes.def: Fix copyright notice.
3363 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
3365 * doc/extend.texi (AVR Built-in Functions): Document
3366 __builtin_avr_flash_segment.
3368 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
3369 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
3370 (*split.flash_segment): New insn-and-split.
3371 * config/avr/avr.c (avr_init_builtins): Add local variables:
3372 const_memx_void_node, const_memx_ptr_type_node,
3373 char_ftype_const_memx_ptr.
3375 2012-03-01 Jakub Jelinek <jakub@redhat.com>
3377 PR tree-optimization/52445
3378 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
3379 add ssa_name_ver, offset and size fields and change store field
3381 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
3382 (add_or_mark_expr): Likewise. Only consider previous stores
3383 with the same size and offset.
3384 (nt_init_block): Only look at gimple_assign_single_p stmts,
3385 doesn't look at rhs2.
3387 2012-03-01 Richard Guenther <rguenther@suse.de>
3390 * tree-cfg.c (verify_gimple_assign_unary): Allow any
3391 conversions from integral types to pointer types.
3393 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
3395 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
3396 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
3397 unintentionally removed in r184616.
3399 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3401 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
3404 2012-02-29 Jakub Jelinek <jakub@redhat.com>
3405 Uros Bizjak <ubizjak@gmail.com>
3408 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
3409 alternatives, add "e" constraint to the new last alternative
3410 and ! to last 3 alternatives.
3412 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
3414 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
3415 DW_AT_artificial attributes at the end of the processing.
3416 (gen_array_type_die): Likewise.
3417 (gen_enumeration_type_die): Likewise.
3418 (gen_struct_or_union_type_die): Likewise.
3419 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
3422 2012-02-29 Jakub Jelinek <jakub@redhat.com>
3425 * expr.c (expand_assignment): If doing misaligned store that doesn't
3426 cover all mode bits, perform a RMW cycle.
3428 PR tree-optimization/52429
3429 * tree-parloops.c (separate_decls_in_region_debug): Return early
3430 if var is LABEL_DECL.
3432 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3434 PR tree-optimization/52424
3435 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
3436 calling dom_thread_across_edge.
3438 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3440 * config/avr/avr.c: Move definition of TARGET macros to end of file.
3442 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3444 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
3445 * config/avr/avr.c (avr_output_bld): Remove unused function.
3446 (avr_out_sbxx_branch): Use "%T" to print bit position.
3448 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3450 * config/avr/avr.md: Untabify.
3452 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3454 * config/avr/avr.md (eqne): New code iterator.
3455 (*dec-and-branchsi): Use it in text peephole's condition.
3456 (*dec-and-branchhi): Ditto.
3457 (*dec-and-branchqi): Ditto.
3459 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3462 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
3463 the device does not have the skip-bug.
3465 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
3467 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
3468 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
3469 -mpretend-cmove): New.
3471 2012-02-29 Jakub Jelinek <jakub@redhat.com>
3474 * df.h (struct df_d): Adjust comment that hard_regs_live_count
3475 doesn't count DEBUG_INSN refs.
3476 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
3477 for DEBUG_INSN refs.
3479 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3483 2012-02-20 Richard Guenther <rguenther@suse.de>
3484 PR tree-optimization/52298
3485 * tree-vect-stmts.c (vectorizable_load): Properly use
3486 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
3489 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
3492 * gimple.h (gimple_in_transaction): New.
3493 (gimple_set_in_transaction): New.
3494 (struct gimple_statement_base): Add in_transaction field.
3495 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
3497 (tree_ssa_lim_initialize): Compute transaction bits.
3498 * tree.h (compute_transaction_bits): Protoize.
3499 * trans-mem.c (tm_region_init): Use the heap to store BB
3501 (compute_transaction_bits): New.
3503 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3505 * gcc.c (display_help): Document --help=common and sort entries
3508 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3510 * doc/install.texi: Document check-$LANG specific shortcuts
3512 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3515 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
3517 * config/arm/arm_neon.h: Regenerate.
3518 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
3519 (neon_vcgeu): New insn.
3520 (neon_vcgtu): Likewise.
3521 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
3522 (ops): Unsigned comparison intrinsics call a different builtin.
3524 2012-02-28 Richard Guenther <rguenther@suse.de>
3527 * config/i386/i386.c (ix86_expand_vector_set): Fix element
3528 ordering for the VEC_CONCAT for two element vectors for
3529 V2SFmode, V2SImode and V2DImode.
3531 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
3534 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
3535 detecting big-endian triplets.
3537 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
3539 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
3540 mode if there is no type information available.
3542 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
3544 PR tree-optimization/53207
3545 * doc/invoke.texi: Document as experimental and relying on graphite.
3547 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3549 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
3550 of initializer to changes from r184614.
3552 2012-02-28 Richard Guenther <rguenther@suse.de>
3554 PR tree-optimization/52395
3555 * tree-sra.c (build_ref_for_offset): Also look at the base
3556 TYPE_ALIGN when figuring out the alignment of the replacement.
3558 2012-02-28 Richard Guenther <rguenther@suse.de>
3560 PR tree-optimization/52402
3561 * ipa-prop.c (ipa_modify_call_arguments): Properly use
3562 mis-aligned types when creating the accesses at the call site.
3564 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3566 * config/avr/builtins.def: New file.
3567 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
3568 * config/avr/avr.c (enum avr_builtin_id): Use it.
3569 (avr_init_builtins): Use it. And use avr_bdesc.
3570 (bdesc_1arg): Remove.
3571 (bdesc_2arg): Remove.
3572 (bdesc_3arg): Remove.
3573 (struct avr_builtin_description): Add field n_args.
3574 (avr_bdesc): New static variable using builtins.def.
3575 (avr_expand_builtin): Use it.
3576 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
3577 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
3578 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
3580 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3583 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
3584 match only one single hard register with respective hard reg rtx.
3585 (movmemx_<mode>): Ditto.
3586 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
3587 insn anatomy of movmem[x]_<mode>.
3588 (avr_out_movmem): Same for printing assembler and operand usage.
3590 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3594 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
3595 address spaces located outside of device flash.
3597 * config/avr/avr.h (base_arch_s): Remove field n_segments.
3598 (mcu_type_s): Add field n_flash.
3599 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
3600 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
3601 (AVR_MCU): Add N_FLASH argument.
3602 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
3603 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
3604 macro __FLASH<n> if that address space makes sense for the device.
3605 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
3606 outside of target flash.
3607 (avr_asm_named_section): Ditto.
3608 (avr_asm_select_section): Ditto.
3609 (avr_addr_space_convert): Ditto.
3610 (avr_emit_movmemhi): Ditto.
3611 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
3612 address space is outside of device flash.
3613 (avr_insert_attributes): Ditto.
3614 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
3615 avr_current_arch->n_segments.
3617 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
3620 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
3621 (*movabs<mode>_2): Likewise.
3623 2012-02-27 Jakub Jelinek <jakub@redhat.com>
3626 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
3627 s_register_operand in the test instead of REG_P. Don't call
3628 gen_reg_rtx if it won't be used.
3630 PR tree-optimization/52376
3631 * ipa-split.c (split_function): Ignore CLOBBER stmts.
3633 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
3635 * ifcvt.c (noce_get_condition): Check condition variable is not
3636 small_register_classes_for_mode_p before accepting.
3638 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
3640 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
3642 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3645 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3646 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
3648 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
3650 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
3652 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
3654 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
3656 * config/sh/predicates.md: Remove blank lines.
3657 * config/sh/sh.c: Fix typos in comments.
3658 * config/sh/constraints.md: Likewise.
3659 * config/sh/sh.md: Remove blank lines.
3660 Fix typos in comments. Use ;; as comment characters.
3662 2012-02-26 Walter Lee <walt@tilera.com>
3664 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
3665 (replace_mov_pcrel_step2): Ditto.
3667 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
3670 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
3671 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
3672 and locs that reference values newer than the non-canonical value
3673 at hand. Return the canonical value as a worst case.
3674 (memrefs_conflict_p): Walk canonical value's locs.
3677 * cselib.c (preserve_only_constants): Rename to...
3678 (preserve_constants_and_equivs): ... this. Split out...
3679 (invariant_or_equiv_p): ... this. Preserve plus expressions
3680 of other preserved expressions too.
3681 (cselib_reset_table): Adjust.
3682 * var-tracking.c (reverse_op): Use canonical value to build
3685 2012-02-23 Kai Tietz <ktietz@redhat.com>
3687 * config/i386/i386.c (ix86_delegitimize_address): Handle
3688 UNSPEC_PCREL plus displacement.
3690 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
3693 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
3694 to test for unusedness in st X addressing.
3696 2012-02-24 Richard Guenther <rguenther@suse.de>
3699 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
3700 (is_gimple_reg_type): Move inline ...
3701 * gimple.h (is_gimple_reg_type): ... here.
3703 2012-02-24 Richard Guenther <rguenther@suse.de>
3706 * passes.c (execute_function_todo): When verifying SSA form
3707 verify gimple form first.
3708 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
3710 2012-02-24 Richard Guenther <rguenther@suse.de>
3713 * fold-const.c (fold_addr_of_array_ref_difference): New function.
3714 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
3716 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3718 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
3720 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3722 * tree-phinodes.c (make_phi_node): Mark static.
3723 * tree-flow.h (make_phi_node): Remove extern decl.
3724 * doc/gimple.texi (make_phi_node): Remove documentation.
3726 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3728 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
3729 * tree-ssa-sccvn.c (print_scc): Ditto.
3731 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3733 * doc/passes.texi (Full redundancy elimination): Fix typo.
3735 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3737 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
3739 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
3742 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
3744 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
3747 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
3749 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
3751 * config/avr/avr.md (code_stdname): Add ior, xor.
3752 (xior): New code iterator.
3753 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
3754 (*<code_stdname><mode>qi.byte1-3): Ditto.
3756 2012-02-23 Jakub Jelinek <jakub@redhat.com>
3758 PR tree-optimization/52019
3759 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
3762 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3764 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
3765 HAVE_INITFINI_ARRAY to work around namespace pollution in
3766 certain versions of newlib system headers.
3767 * config.in: Regenerate.
3768 * configure: Regenerate.
3769 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
3770 instead of HAVE_INITFINI_ARRAY.
3772 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
3775 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
3776 is not offsettable memory reference.
3778 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
3781 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
3782 setting avr_need_clear_bss_p for __gnu_lto* symbols.
3784 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
3786 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
3787 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
3789 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3791 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
3792 library on Solaris 8 even without TLS support.
3793 * configure: Regenerate.
3795 2012-02-22 Richard Guenther <rguenther@suse.de>
3798 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
3799 for GIMPLE_DEBUG stmts.
3801 2012-02-22 Martin Jambor <mjambor@suse.cz>
3804 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
3805 according to the base object.
3807 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
3809 PR rtl-optimization/50063
3810 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
3811 and 2 (8-bit SP) in operand 2.
3812 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
3813 setup to use movhi_sp_r instead of vanilla move to write SP.
3814 Adjust REG_CFA notes to superseed unspec.
3815 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
3817 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
3818 known to be off) only with TARGET_NO_INTERRUPTS. Never use
3819 irq_state 1 (IRQ known to be on) here.
3821 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
3823 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
3825 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
3826 assign_hard_reg): Likewise.
3828 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
3830 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
3832 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
3835 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
3836 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
3838 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
3840 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
3841 prototype from here to...
3842 * config/avr/avr.h: ...here.
3844 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
3847 * thumb2.md (thumb2_shiftsi3_short): Split register and
3848 immediate shifts. For register shifts tie operands 0 and 1.
3849 (peephole2 for above): Check that register-controlled shifts
3850 have suitably tied operands.
3852 2012-02-21 Quentin Neill <quentin.neill@amd.com>
3855 * config/i386/bdver1.md (bdver1_call, bdver1_push,
3856 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
3857 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
3858 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
3859 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
3860 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
3861 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
3862 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
3863 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
3864 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
3865 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
3866 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
3867 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
3868 bdver1_ssevector_avx256_unaligned_load,
3869 bdver1_ssevector_sse128_unaligned_load,
3870 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
3871 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
3872 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
3873 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
3874 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
3875 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
3876 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
3877 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
3878 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
3879 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
3880 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
3881 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
3882 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
3883 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
3884 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
3885 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
3886 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
3887 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
3888 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
3889 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
3890 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
3891 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
3892 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
3893 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
3894 bdver1_ssediv_double_load, bdver1_ssediv_double,
3895 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
3896 Add "bdver2" attribute.
3898 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3900 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
3901 default if possible and not specified otherwise.
3903 2012-02-21 Richard Guenther <rguenther@suse.de>
3906 * gimplify.c (create_tmp_from_val): Use the main variant type
3907 for the type of the temporary we create.
3909 2012-02-21 Richard Guenther <rguenther@suse.de>
3911 PR tree-optimization/52324
3912 * gimplify.c (gimplify_expr): When re-gimplifying expressions
3913 do not gimplify a MEM_REF address operand if it is already
3916 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3918 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
3919 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
3921 2012-02-21 Richard Guenther <rguenther@suse.de>
3923 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
3924 nested_in_vect_loop.
3926 2012-02-21 Jakub Jelinek <jakub@redhat.com>
3928 PR tree-optimization/52318
3929 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
3930 vdef also to non-pure/const call stmts in the sequence.
3932 2012-02-21 Tristan Gingold <gingold@adacore.com>
3934 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
3936 2012-02-20 David S. Miller <davem@davemloft.net>
3938 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
3939 don't use the "rd %pc" instruction on v9 for PIC register loads.
3941 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
3944 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
3945 in a transaction safe function.
3947 2012-02-20 Kai Tietz <ktietz@redhat.com>
3950 * stor-layout.c (place_field): Handle desired_align for
3953 2012-02-20 Richard Guenther <rguenther@suse.de>
3955 PR tree-optimization/52298
3956 * tree-vect-stmts.c (vectorizable_store): Properly use
3957 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
3959 (vectorizable_load): Likewise.
3960 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
3961 Access DR_STEP after ensuring it is not NULL.
3963 2012-02-20 Jakub Jelinek <jakub@redhat.com>
3965 PR tree-optimization/52286
3966 * fold-const.c (fold_binary_loc): For (X & C1) | C2
3967 optimization use double_int_to_tree instead of build_int_cst_wide,
3968 rewrite to use double_int vars.
3970 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3973 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
3975 Remove -e 0 from $gcc_cv_ld invocation.
3976 Only use __GLIBC_PREREQ if defined.
3977 Enable on Solaris since Solaris 8 patch.
3978 (gcc_SUN_LD_VERSION): New macro.
3979 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
3980 gcc_SUN_LD_VERSION for version number format.
3981 * configure: Regenerate.
3982 * varasm.c (get_elf_initfini_array_priority_section): Set
3983 SECTION_NOTYPE for non-default priority.
3984 Use get_section instead of get_unnamed_section to emit
3985 .init_array/.fini_array with default priority.
3987 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
3989 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
3990 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
3991 (mips_start_unique_function, mips_output_mips16_rdhwr)
3992 (mips_code_end): New functions.
3993 (TARGET_ASM_CODE_END): Define.
3995 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
3997 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
3998 to stubs with non-sibling calls.
4000 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
4002 * doc/invoke.texi (-fira-* options): Copy-edit.
4003 (ira-* parameters): Copy-edit.
4005 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
4007 * doc/invoke.texi: Minor copy-edits to bring into conformance with
4008 GCC coding conventions.
4010 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
4012 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
4013 when used as adjectives.
4015 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
4017 * doc/invoke.texi: Clean up "that"/"which" confusion.
4019 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
4021 * system.h: Poison SMALL_REGISTER_CLASSES
4022 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
4023 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
4025 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4027 PR tree-optimization/52285
4028 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
4029 when deciding if a call is a tail call or tail recursion.
4031 2012-02-16 Kai Tietz <ktietz@redhat.com>
4033 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
4034 interger-constant displacement for UNSPEC_PCREL.
4036 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4038 PR rtl-optimization/52208
4039 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
4040 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
4042 PR tree-optimization/52255
4043 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
4044 loop->header has virtual PHI, but exit_e->dest doesn't, add
4045 virtual PHI to exit_e->dest and adjust all uses after the loop.
4048 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
4049 children with clone_tree_hash, not after it.
4051 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
4053 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
4054 extended identifiers.
4056 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4059 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
4060 a same_body_alias, also test whether e->callee isn't a former
4061 or current clone of the decl this is a same body alias of.
4063 PR translation/52264
4064 * cgraphunit.c (verify_cgraph_node): Fix a typo.
4066 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
4068 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
4070 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
4073 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
4074 force_reg instead of copy_to_reg for better optimization. Force
4075 non-register or memory operands into a register.
4077 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
4079 * extend.texi: Reserve upper bits of memory model for future use.
4081 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
4082 Anatoly Sokolov <aesok@post.ru>
4083 Eric Weddington <eric.weddington@atmel.com>
4086 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
4087 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
4088 Rewrite initializers for .macro.
4089 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
4090 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
4091 atxmega32d4, atxmega32x1.
4092 avrxmega4: atxmega64a3, atxmega64d3.
4093 avrxmega5: atxmega64a1, atxmega64a1u.
4094 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
4095 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
4096 avrxmega7: atxmega128a1, atxmega128a1u.
4097 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
4098 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
4099 (struct base_arch_s): Rename reserved to xmega_p.
4100 Rename reserved2 to have_rampd.
4101 (AVR_XMEGA): New define.
4102 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
4103 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
4104 * config/avr/predicates.md (io_address_operand): Take into
4106 (low_io_address_operand): Ditto.
4107 (high_io_address_operand): Ditto.
4108 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
4109 (enabled, movhi_sp_r): Use them.
4110 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
4111 cpp_define_formatted to built-in define __AVR_ARCH__.
4112 (__AVR_XMEGA__): New built-in define.
4113 (__AVR_HAVE_RAMPD__): New built-in define.
4114 (__AVR_HAVE_RAMPX__): New built-in define.
4115 (__AVR_HAVE_RAMPY__): New built-in define.
4116 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
4118 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
4119 (avr_option_override): Initialize them.
4120 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
4121 (avr_init_expanders): Initialize them. No more block several calls.
4122 (emit_push_sfr): New static function.
4123 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
4125 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
4126 (avr_print_operand): Print addreeses as symbols for
4127 RAMPX, RAMPY, RAMPD, CCP.
4128 (output_movhi): Handle AVR_XMEGA when writing to SP.
4129 (avr_out_movhi_mr_r_xmega): New static function.
4130 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
4131 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
4132 __RAMPD__, __CCP__ as needed.
4134 * config/avr/multilib.h: Regenerate.
4135 * config/avr/t-multilib: Regenerate.
4136 * config/avr/avr-tables.opt: Regenerate.
4138 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
4140 PR tree-optimization/50561
4141 * graphite-flattening.c (lst_project_loop): Do not
4142 remove old scattering dimensions after flattening.
4143 (lst_do_flatten): Likewise.
4145 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
4147 * doc/extend.texi (AVR Built-in Functions): Remove doc for
4148 __builtin_avr_map8, __builtin_avr_map16.
4149 Document __builtin_avr_insert_bits.
4151 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
4152 (insert_bits): New insn.
4153 (adjust_len.map_bits): Rename to insert_bits.
4154 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
4155 * avr-protos.h (avr_out_map_bits): Remove.
4156 (avr_out_insert_bits, avr_has_nibble_0xf): New.
4157 * config/avr/constraints.md (Cxf,C0f): New.
4158 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
4159 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
4160 New built-in define __BUILTIN_AVR_INSERT_BITS.
4161 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
4162 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
4163 (avr_move_bits): Rewrite.
4164 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
4166 (avr_map_op_t): New typedef.
4167 (avr_map_op): New static variable.
4168 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
4169 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
4170 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
4171 (bdesc_3arg, avr_expand_triop_builtin): New.
4172 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
4173 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
4174 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
4175 (avr_map_equal_p, avr_map_sig_p): Remove.
4176 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
4177 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4178 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
4179 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4180 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
4181 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4183 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
4185 * config/c6x/c6x.md (reserve_cycles): New attribute.
4186 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
4187 don't reserve functional units after the branch occurs.
4189 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
4192 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
4193 functions into non-tm_pure functions.
4195 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
4198 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
4199 (iterative_hash_canonical_type): Likewise.
4200 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
4203 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
4205 * haifa-sched.c (prune_ready_list): Ensure that if there is a
4206 sched-group insn, it either remains alone or the entire list is pruned.
4208 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
4210 * doc/install.texi (Prerequisites): Fix grammar.
4211 (Configuration): Likewise.
4213 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
4215 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
4216 MPC as part of GCC before describing configuring with --with-gmp etc.
4217 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
4218 sources are present.
4220 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4223 * dwarf2out.c (clone_tree_hash): New function.
4224 (copy_decls_walk): Use it instead of clone_tree.
4226 2012-02-14 Richard Guenther <rguenther@suse.de>
4228 PR tree-optimization/52244
4229 PR tree-optimization/51528
4230 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
4231 replacements for integral types.
4233 2012-02-14 Walter Lee <walt@tilera.com>
4235 * config.gcc: Handle tilegx and tilepro.
4236 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
4238 Add HAVE_AS_TLS check for tilegx and tilepro.
4239 * configure: Regenerate.
4240 * doc/contrib.texi: Add Mat Hostetter and self.
4241 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
4242 Document instruction intrinsics and network accessing intrinsics.
4243 (TILEPro Built-in Functions): New node. Document instruction
4244 intrinsics and network accessing intrinsics.
4245 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
4246 (Specific, tilepro-*-linux*): Likewise.
4247 * doc/invoke.texi (TILE-Gx Options): New section.
4248 (TILEPro Options): New section.
4249 * doc/md.texi (TILE-Gx): New section.
4250 (TILEPro): New section.
4251 * common/config/tilegx/tilegx-common.c: New file.
4252 * common/config/tilepro/tilepro-common.c: New file.
4253 * config/tilegx/constraints.md: New file.
4254 * config/tilegx/linux.h: New file.
4255 * config/tilegx/mul-tables.c: New file.
4256 * config/tilegx/predicates.md: New file.
4257 * config/tilegx/sync.md: New file.
4258 * config/tilegx/t-tilegx: New file.
4259 * config/tilegx/tilegx-builtins.h: New file.
4260 * config/tilegx/tilegx-c.c: New file.
4261 * config/tilegx/tilegx-generic.md: New file.
4262 * config/tilegx/tilegx-modes.def: New file.
4263 * config/tilegx/tilegx-multiply.h: New file.
4264 * config/tilegx/tilegx-protos.h: New file.
4265 * config/tilegx/tilegx.c: New file.
4266 * config/tilegx/tilegx.h: New file.
4267 * config/tilegx/tilegx.md: New file.
4268 * config/tilegx/tilegx.opt: New file.
4269 * config/tilepro/constraints.md: New file.
4270 * config/tilepro/gen-mul-tables.cc: New file.
4271 * config/tilepro/linux.h: New file.
4272 * config/tilepro/mul-tables.c: New file.
4273 * config/tilepro/predicates.md: New file.
4274 * config/tilepro/t-tilepro: New file.
4275 * config/tilepro/tilepro-builtins.h: New file.
4276 * config/tilepro/tilepro-c.c: New file.
4277 * config/tilepro/tilepro-generic.md: New file.
4278 * config/tilepro/tilepro-modes.def: New file.
4279 * config/tilepro/tilepro-multiply.h: New file.
4280 * config/tilepro/tilepro-protos.h: New file.
4281 * config/tilepro/tilepro.c: New file.
4282 * config/tilepro/tilepro.h: New file.
4283 * config/tilepro/tilepro.md: New file.
4284 * config/tilepro/tilepro.opt: New file.
4286 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4288 PR tree-optimization/52210
4289 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
4290 vect_model_simple_cost with two entry vect_def_type array instead
4291 of an address of dt.
4293 2012-02-14 Richard Guenther <rguenther@suse.de>
4296 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
4297 Do not stream DECL_QUALIFIER.
4298 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
4299 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
4300 (find_decls_types_r): Do not walk DECL_QUALIFIER.
4302 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4305 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
4308 2012-02-13 Jakub Jelinek <jakub@redhat.com>
4311 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
4312 * cselib.c (cselib_subst_to_values_from_insn): New function.
4313 * sched-deps.c (add_insn_mem_dependence,
4314 sched_analyze_1, sched_analyze_2): Use it.
4316 2012-02-13 Jan Hubicka <jh@suse.cz>
4319 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
4321 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
4323 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
4324 (GTM_SELF_SPECS): Define if not already defined.
4325 (driver_self_specs): Add GTM_SELF_SPECS.
4326 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
4327 (GTM_SELF_SPECS): Define.
4328 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
4329 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
4331 2012-02-13 Jakub Jelinek <jakub@redhat.com>
4333 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
4336 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
4339 * omp-low.c (expand_omp_for): If a static schedule without chunk size
4340 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
4342 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
4345 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
4347 2012-02-13 Richard Guenther <rguenther@suse.de>
4349 PR translation/52211
4350 * passes.c (enable_disable_pass): Fix typo.
4352 2012-02-13 Jakub Jelinek <jakub@redhat.com>
4355 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
4356 XOR for reduce_bit_field if type is unsigned.
4358 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
4360 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
4361 disallow changes from SFmode to mode with different size in FP regs.
4363 2012-02-12 Robert Millan <rmh@gnu.org>
4364 Gerald Pfeifer <gerald@pfeifer.com>
4366 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
4369 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
4371 PR rtl-optimization/52175
4372 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
4373 to frame-related instructions.
4375 2012-02-10 Jason Merrill <jason@redhat.com>
4378 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
4379 (demangle_new_symbols): Fill it.
4380 (scan_linker_output): Walk it.
4381 (start_tweaking): Split out from scan_linker_output.
4382 (maybe_tweak): Update sym->chosen.
4383 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
4385 2012-02-11 Jakub Jelinek <jakub@redhat.com>
4388 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
4390 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
4392 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
4393 having the same mode as previous compare.
4395 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
4397 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
4398 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
4399 (nonlocal_goto_internal): Likewise.
4400 (nonlocal_goto): Emit a use and an indirect jump directly.
4402 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
4405 * doc/extend.texi : Update comments for __atomic_compare_exchange and
4406 __atomic_{is,always}_lock_free.
4408 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
4411 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
4412 negative constant address for TARGET_X32.
4414 2012-02-10 Richard Henderson <rth@redhat.com>
4416 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
4417 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
4418 for GIMPLE_TRANSACTION. Tidy if's into a switch.
4420 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4421 Ira Rosen <irar@il.ibm.com>
4423 PR tree-optimization/50031
4424 * targhooks.c (default_builtin_vectorization_cost): Handle
4426 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
4427 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
4428 all types of reduction and pattern statements.
4429 (vect_estimate_min_profitable_iters): Likewise.
4430 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
4431 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
4432 for explicit realigns.
4433 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
4434 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
4436 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
4437 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
4438 vec_perm for VSX and handle vec_promote_demote.
4440 2012-02-10 Jakub Jelinek <jakub@redhat.com>
4443 * builtins.c (fold_builtin_atomic_always_lock_free,
4444 expand_builtin_atomic_always_lock_free,
4445 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
4446 Return and/or test boolean_true_node/boolean_false_node instead of
4447 integer_one_node/integer_zero_node.
4449 2012-02-10 Jan Hubicka <jh@suse.cz>
4452 * predict.c (predict_paths_for_bb): Prevent looping.
4453 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
4455 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
4457 * config/arm/arm.c (output_move_double): In one case properly
4458 count number of instructions that will be emitted.
4460 2012-02-10 Richard Guenther <rguenther@suse.de>
4462 PR translation/52193
4463 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
4465 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
4468 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
4470 2012-02-09 Jakub Jelinek <jakub@redhat.com>
4473 * var-tracking.c (emit_note_insn_var_location): If
4474 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
4475 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
4476 non-NOTE_DURING_CALL_P insn.
4478 2012-02-09 Bin Cheng <bin.cheng@arm.com>
4481 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
4483 2012-02-08 Magnus Granberg <zorry@gentoo.org>
4486 * gcc.c (switch_matches) Support switches with separated form,
4489 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
4491 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
4493 (RAMPZ_ADDR): Ditto.
4494 * config/avr/avr.c (avr_addr_t): New typedef.
4495 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
4496 (avr_init_expanders): Initialize it.
4497 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
4499 (expand_epilogue): Ditto.
4500 (avr_print_operand): Ditto.
4501 (avr_file_start): Ditto.
4502 (avr_emit_movmemhi): Ditto.
4504 2012-02-08 Richard Guenther <rguenther@suse.de>
4506 PR tree-optimization/46886
4507 * tree-flow.h (do_while_loop_p): Declare.
4508 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
4509 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
4511 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
4513 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
4514 always succeed for integers larger than a native word.
4516 2012-02-08 Richard Guenther <rguenther@suse.de>
4518 PR rtl-optimization/52170
4519 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
4520 properly handle integer vector modes.
4522 2012-02-08 Jakub Jelinek <jakub@redhat.com>
4524 PR gcov-profile/52150
4525 * coverage.c: Include target.h.
4526 (build_var): Call targetm.strip_name_encoding on the assembler name.
4527 Change one _ into . or $ if the target allows it.
4528 * Makefile.in (coverage.o): Depend on $(TARGET_H).
4530 PR rtl-optimization/52139
4531 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
4532 is a BARRIER after emit_insn_after_noloc, move BB_END
4533 to the last non-BARRIER insn before it.
4535 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
4538 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
4539 (mips_gimplify_va_arg_expr): Call it instead of
4540 std_gimplify_va_arg_expr.
4542 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
4544 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
4545 message for -mno-pointers-to-nested-function.
4547 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
4550 * expr.c (get_inner_reference): If there is an offset, add a negative
4551 bit position to it (if any).
4553 2012-02-07 Jakub Jelinek <jakub@redhat.com>
4555 PR rtl-optimization/52060
4556 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
4557 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
4558 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
4559 and/or i0src_copy2 when needed.
4561 2012-02-07 Jakub Jelinek <jakub@redhat.com>
4563 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
4564 or LTOPLUGINSONAME if have_c.
4566 * config/freebsd-spec.h: Add comment about what macros can be defined
4568 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
4569 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
4572 2012-02-07 Richard Guenther <rguenther@suse.de>
4574 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
4575 newline in -alias dumps.
4577 2012-02-07 Kai Tietz <ktietz@redhat.com>
4578 Dave Korn <dave.korn.cygwin@gmail.com>
4581 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
4582 Take care that typinfo gets dllexport-attribute.
4584 2012-02-07 Jakub Jelinek <jakub@redhat.com>
4587 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
4588 if modifier < EXPAND_SUM call force_operand on the result.
4590 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
4592 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
4593 adding __forwarder_dst__ prefix if a forwarder_section attribute is
4595 (epiphany_function_type): Replace types for specific interrupts with
4596 EPIPHANY_FUNCTION_INTERRUPT.
4597 (EPIPHANY_INTERRUPT_P): Update.
4598 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
4599 New static function.
4600 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
4601 <disinterrupt>: Affects type identity.
4602 (epiphany_handle_interrupt_attribute): Handle variable number of
4604 (epiphany_compute_function_type): Update for new
4605 epiphany_function_type definition.
4606 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
4607 handlers with a longcall forwarder.
4608 (epiphany_start_function): Handle multiple interrupt arguments and/or
4609 forwarder_section attribute.
4611 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
4614 2012-02-07 Alan Modra <amodra@gmail.com>
4617 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
4620 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4622 PR tree-optimization/50969
4623 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
4624 use vec_perm rather than vector_stmt.
4625 (vect_model_load_cost): Likewise.
4626 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
4627 vec_perm to be the same as other vector statements.
4628 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
4629 cost of vec_perm for TARGET_VSX.
4631 2012-02-06 Richard Guenther <rguenther@suse.de>
4633 PR tree-optimization/52115
4634 * tree-sra.c (access_has_replacements_p): New function.
4635 (sra_modify_assign): Use it to decide whether a use is uninitialized.
4637 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
4640 * trans-mem.c (expand_call_tm): Add an assertion.
4641 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
4644 2012-02-06 Richard Guenther <rguenther@suse.de>
4646 PR tree-optimization/50955
4647 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
4648 raise cost of expressions that replace an address with an
4649 expression based on a different pointer.
4651 2012-02-06 Jakub Jelinek <jakub@redhat.com>
4654 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
4655 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
4657 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
4660 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
4661 -Weffc++ and specify guidelines come from second edition.
4663 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
4665 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
4666 (sibcall_value_multiple_internal, call_split, call_internal_direct)
4667 (call_direct_split, call_value_split, call_value_internal_direct)
4668 (call_value_direct_split, call_value_multiple_split): Use jal and
4669 jal_macro attributes.
4671 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
4673 * reload1.c (reload_regs_reach_end_p): Replace with...
4674 (reload_reg_rtx_reaches_end_p): ...this function.
4675 (new_spill_reg_store): Update commentary.
4676 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
4677 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
4678 before setting new_spill_reg_store.
4679 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
4680 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
4681 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
4682 for non-spill reload registers.
4684 2012-02-05 Ira Rosen <irar@il.ibm.com>
4686 PR tree-optimization/52091
4687 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
4688 (vect_is_simple_use_1): Likewise.
4689 * tree-vect-loop.c (vectorizable_reduction): Update calls
4690 to vect_is_simple_use_1 and vect_is_simple_use.
4691 (vectorizable_live_operation): Likewise.
4692 * tree-vect-patterns.c (widened_name_p,
4693 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
4694 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
4695 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
4696 vectorizable_shift,vectorizable_operation, vectorizable_store,
4697 vectorizable_load): Likewise.
4698 (vect_is_simple_cond): Add an argument, pass it to
4699 vect_is_simple_use_1.
4700 (vectorizable_condition): Update calls to vect_is_simple_cond,
4702 (vect_is_simple_use): Add an argument, the statement in which
4703 OPERAND is used. Check that if OPERAND's def stmt is a double
4704 reduction phi node, the use is a phi node too.
4705 (vect_is_simple_use_1): Add an argument, pass it to
4707 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
4708 to vect_is_simple_use.
4710 2012-02-04 Jakub Jelinek <jakub@redhat.com>
4712 PR rtl-optimization/52095
4713 * modulo-sched.c (dump_insn_locator): New function.
4714 (loop_canon_p, sms_schedule): Use it.
4716 PR rtl-optimization/52113
4717 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
4718 even for decomposable shift/zext insns.
4720 2012-02-03 Jakub Jelinek <jakub@redhat.com>
4721 Zdenek Dvorak <ook@ucw.cz>
4723 PR rtl-optimization/52092
4724 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
4725 on get_iv_value result.
4727 2012-02-02 Andrew Pinski <apinski@cavium.com>
4731 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
4733 2012-02-02 Jakub Jelinek <jakub@redhat.com>
4736 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
4738 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
4740 PR rtl-optimization/49800
4741 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
4742 (sched_finish): Call regstat_free_n_sets_and_refs.
4744 2012-02-02 Jia Liu <proljc@gmail.com>
4746 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
4749 2012-02-02 Jan Hubicka <jh@suse.cz>
4750 Tom de Vries <tom@codesourcery.com>
4753 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
4754 * varpool.c (varpool_analyze_pending_decls): Likewise.
4756 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
4757 Jayant R Sonar <jayant.sonar@kpitcummins.com>
4759 * config.gcc: Add cr16-* support.
4761 * doc/extend.texi: Document cr16 extensions.
4762 * doc/install.texi: Document cr16 install.
4763 * doc/invoke.texi: Document cr16 options.
4764 * doc/md.texi: Document cr16 constraints.
4766 * common/config/cr16/cr16-common.c: New file.
4767 * config/cr16/cr16.c: New file.
4768 * config/cr16/cr16.h: New file.
4769 * config/cr16/cr16.md: New file.
4770 * config/cr16/cr16.opt: New file.
4771 * config/cr16/cr16-protos.h: New file.
4772 * config/cr16/predicates.md: New file.
4773 * config/cr16/constraints.md: New file.
4774 * config/cr16/t-cr16: New file.
4776 2012-02-02 Jakub Jelinek <jakub@redhat.com>
4779 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
4780 that operands[2] is either immediate, or q_regs_operand.
4782 PR tree-optimization/52073
4783 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
4784 a pattern stmt for pattern uses, ignore uses outside of the loop.
4786 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
4788 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
4789 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
4790 (OUT_AS1, OUT_AS2): Remove.
4792 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
4794 PR rtl-optimization/51374
4795 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
4796 to cross other volatile_refs_p insns.
4798 2012-02-01 Richard Guenther <rguenther@suse.de>
4800 * doc/invoke.texi (fno-inline): Clarify documentation.
4801 (finline-small-functions): Likewise.
4802 (finline-functions): Likewise.
4803 * common.opt (finline): Adjust comment and documentation.
4804 (finline-small-functions): Clarify documentation.
4805 (finline-functions): Likewise.
4806 (finline-functions-called-once): Likewise.
4808 2012-02-01 Tristan Gingold <gingold@adacore.com>
4810 * c-typeck.c (composite_type): Keep mode for pointers.
4812 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
4814 * function.h (regno_reg_rtx): Adjust comment.
4815 * reginfo.c (init_reg_modes_target): Only use the previous mode
4816 if it fits within one register. Remove MIPS comment.
4818 2012-01-31 Jakub Jelinek <jakub@redhat.com>
4821 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
4823 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4825 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
4826 to srak instruction.
4828 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4830 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
4832 2012-01-31 Jakub Jelinek <jakub@redhat.com>
4837 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
4839 2012-01-31 Richard Guenther <rguenther@suse.de>
4841 PR tree-optimization/51528
4842 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
4845 2012-01-31 Jakub Jelinek <jakub@redhat.com>
4850 * ree.c (add_removable_extension): Change def_map argument
4851 to unsigned *, store in def_map 1 + offset into *insn_list vector
4852 instead of pointers into the vector.
4853 (find_removable_extensions): Adjust caller.
4855 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
4857 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
4858 Transform all "* quoted-c-code" to { c-code }.
4859 Remove redundant test for "optimize" in combine patterns.
4860 Move (include "avr-dimode.md") to end of file.
4862 2012-01-30 Bin Cheng <bin.cheng@arm.com>
4865 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
4866 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
4868 2012-01-30 Richard Guenther <rguenther@suse.de>
4870 PR tree-optimization/52028
4871 * tree-loop-distribution.c (ldist_gen): Properly update
4874 2012-01-30 Jakub Jelinek <jakub@redhat.com>
4877 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
4878 set_cur_line_info_table if not emitting debug info.
4880 PR tree-optimization/52046
4881 * tree-vect-patterns.c (check_bool_pattern): Give up if
4882 a comparison could throw.
4885 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
4887 2012-01-30 Richard Guenther <rguenther@suse.de>
4889 PR tree-optimization/52045
4890 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
4891 SSA form if cfgcleanup did anything.
4893 2012-01-30 Richard Guenther <rguenther@suse.de>
4895 PR tree-optimization/52045
4896 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
4897 before computing final todo.
4899 2012-01-30 Richard Guenther <rguenther@suse.de>
4901 PR tree-optimization/51528
4902 * tree-sra.c (sra_modify_assign): Re-factor in preparation
4905 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
4907 * df-problems.c (df_kill_notes): Check that the use refers
4908 to the note under examination.
4910 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
4913 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
4914 parameter and use short-lived pseudos.
4915 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
4916 (sparc_expand_vector_init): Const-ify local variables and adjust
4917 calls to above functions.
4919 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
4921 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
4923 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
4925 * doc/invoke.texi: Make usage of "compile time" and
4926 "run time"/"runtime" consistent throughout the file.
4928 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
4930 * config/alpha/alpha.c (alpha_option_override): Default to
4931 full IEEE compliance mode for Go language.
4933 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
4935 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
4936 (LINK_SSP_SPEC): Define.
4938 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4941 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
4944 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
4946 * doc/invoke.texi: Correct hyphenation of "floating point",
4947 "double precision", and related terminology throughout the file.
4949 2012-01-28 Jakub Jelinek <jakub@redhat.com>
4952 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
4953 arm_general_register_operand predicate for operand 2 instead of
4956 2012-01-27 Ian Lance Taylor <iant@google.com>
4959 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
4960 * builtins.c (expand_builtin_init_trampoline): Add onstack
4961 parameter. Change caller.
4962 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
4963 * tree.c (build_common_builtin_nodes): Declare
4964 __builtin_init_heap_trampoline.
4966 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
4968 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
4969 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
4970 * config/avr/avr.c: Ditto.
4971 (avr_regnames): Remove because unused.
4972 * config/avr/avr.md (*cpse.ne): New peephole.
4973 (*cpse.eq): New peephole from former cpse peepholes.
4975 2012-01-27 Michael Eager <eager@eagercon.com>
4977 * config/microblaze.c (microblaze_emit_compare): Correct
4978 test after pcmp instruction.
4980 2012-01-27 Richard Guenther <rguenther@suse.de>
4982 PR tree-optimization/52020
4983 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
4985 2012-01-27 Richard Guenther <rguenther@suse.de>
4987 * ipa-pure-const.c (check_stmt): Clobbers do not make a
4988 function non-const/pure.
4990 2012-01-27 Richard Guenther <rguenther@suse.de>
4992 PR tree-optimization/50444
4993 * tree-sra.c (build_ref_for_offset): Properly adjust the
4994 MEM_REF type for unaligned accesses.
4996 2012-01-27 Richard Guenther <rguenther@suse.de>
4998 PR tree-optimization/50444
4999 * expr.c (mem_ref_refers_to_non_mem_p): New function.
5000 (expand_assignment): Use it. Properly handle misaligned
5001 bases when expanding stores to component references.
5002 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
5005 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
5008 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
5009 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
5010 * tree-data-ref.c (find_data_references_in_loop): Make static.
5011 (compute_all_dependences): Change return type to bool. Bail out
5012 for too many datarefs in a loop. Move the hunk resetting the data
5013 dependences vector from ...
5014 (compute_data_dependences_for_loop): ... here. Account for
5015 compute_all_dependences returning false.
5016 (compute_data_dependences_for_bb): Likewise.
5017 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
5018 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
5020 2012-01-27 Richard Guenther <rguenther@suse.de>
5023 * expr.c (store_field): Use the alias-set of the scratch memory
5026 2012-01-27 Tom de Vries <tom@codesourcery.com>
5028 PR tree-optimization/51990
5029 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5031 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
5033 2012-01-27 Jakub Jelinek <jakub@redhat.com>
5036 * var-tracking.c (reverse_op): Don't add any reverse operation
5037 if V already has any constant locations.
5039 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
5041 * doc/invoke.texi: Correct usage of "command line" (noun)
5042 vs "command-line" (adjective) throughout.
5044 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
5046 * doc/invoke.texi (Language Independent Options): Move
5047 -Wcoverage-mismatch blurb from here....
5048 (Warning Options): ...to here.
5050 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
5052 * config/rs6000/rs6000.c (rs6000_option_override_internal):
5053 Set rs6000_always_hint to false for 476.
5055 2012-01-27 Matthias Klose <doko@ubuntu.com>
5057 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
5059 * incpath.c (add_standard_paths): Likewise.
5061 2012-01-27 Richard Henderson <rth@redhat.com>
5063 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5064 * config/m68k/sync.md (atomic_test_and_set): Rename from
5065 sync_test_and_setqi and adjust the operands.
5066 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
5067 and unconditionally enable.
5069 2012-01-27 Richard Henderson <rth@redhat.com>
5071 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5072 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
5073 (ldstub): Rename from ldstubqi.
5074 (ldstub<I24MODE>): Remove.
5076 2012-01-27 Richard Henderson <rth@redhat.com>
5078 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5079 * c-cppbuiltin.c (cpp_atomic_builtins): Define
5080 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
5081 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
5082 * doc/tm.texi: Rebuild.
5084 2012-01-27 Richard Henderson <rth@redhat.com>
5086 * optabs.c (gen_atomic_test_and_set): Remove default.
5087 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
5089 2012-01-26 Jakub Jelinek <jakub@redhat.com>
5091 PR rtl-optimization/51978
5092 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
5093 (combine_reaching_defs): Likewise.
5094 (struct re_info): Remove.
5095 (add_removable_extension): Remove x and data arguments,
5096 add insn, insn_list and def_map. Use the arguments directly
5097 instead of using struct re_info.
5098 (find_removable_extensions): Don't call add_removable_extension
5099 through note_stores, instead just call it with single_set
5101 (find_and_remove_re): Pass curr_cand->expr instead of
5102 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
5104 2012-01-26 Michael Matz <matz@suse.de>
5106 PR tree-optimization/46590
5107 * cfgexpand.c: Revert last change (r183305).
5108 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
5110 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
5111 checking for emptiness.
5113 2012-01-26 Jakub Jelinek <jakub@redhat.com>
5116 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
5117 non-addressable non-BLKmode base correctly.
5119 2012-01-26 Michael Matz <matz@suse.de>
5121 PR tree-optimization/48794
5122 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
5123 regions referenced from RESX/EH_DISPATCH.
5125 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5127 * config/s390/s390.h: Make BRANCH_COST an option.
5128 * config/s390/s390.opt: New option -mbranch-cost.
5130 2012-01-26 Richard Henderson <rth@redhat.com>
5132 Revert 2012-01-24 change:
5133 * trans-mem.c (requires_barrier): Do not instrument thread local
5134 variables and emit save/restore for them.
5136 2012-01-25 Jakub Jelinek <jakub@redhat.com>
5139 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
5142 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
5144 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
5147 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
5150 Rename __pgm to __flash.
5151 Rename __pgm1 to __flash1.
5152 Rename __pgm2 to __flash2.
5153 Rename __pgm3 to __flash3.
5154 Rename __pgm4 to __flash4.
5155 Rename __pgm5 to __flash5.
5156 Rename __pgmx to __memx.
5157 * doc/extend.texi (AVR Named Address Spaces)
5158 Rename address space names as indicated above.
5159 * config/avr/avr.c (avr_addrspace): Ditto.
5161 * config/avr/avr-protos.h
5162 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
5163 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
5164 * config/avr/predicates.md: Ditto.
5165 * config/avr/avr.c Ditto, and
5166 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
5167 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
5169 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
5170 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
5171 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
5172 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
5173 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
5174 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
5175 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
5176 * config/avr/avr.c: Ditto.
5177 * config/avr/avr.md: Ditto.
5179 2012-01-25 Jason Merrill <jason@redhat.com>
5182 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
5184 2012-01-25 Jakub Jelinek <jakub@redhat.com>
5186 PR tree-optimization/51987
5187 * tree-data-ref.c (get_references_in_stmt): Handle references in
5188 non-volatile GIMPLE_ASM.
5190 2012-01-25 Richard Guenther <rguenther@suse.de>
5192 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
5193 bases are dereferenced.
5195 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
5197 PR rtl-optimization/48374
5198 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
5200 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
5202 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
5203 compute_data_dependences_for_loop returns false.
5204 * tree-parloops.c (loop_parallel_p): Likewise.
5206 2012-01-25 Richard Guenther <rguenther@suse.de>
5208 * tree.h (get_pointer_alignment_1): Declare.
5209 * builtins.c (get_pointer_alignment_1): New function.
5210 (get_pointer_alignment): Use it.
5212 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5214 PR rtl-optimization/48308
5215 * combine.c (enum undo_kind): Add UNDO_LINKS.
5216 (struct undo): Add member l to other_contents and where.
5217 (do_SUBST_LINK): New.
5219 (try_combine): Handle LOG_LINKS for the dummy i1 case.
5220 (undo_all): Handle UNDO_LINKS.
5222 2012-01-25 Richard Henderson <rth@redhat.com>
5224 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
5227 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5229 * optabs.c (gen_atomic_test_and_set): Use each argument.
5231 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5233 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
5234 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
5235 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
5236 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
5237 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
5238 TARGET_PAIRED_SINGLE_FLOAT.
5240 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5242 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
5243 (in_struct, return_val): Remove MEM documentation.
5244 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
5245 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
5246 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
5248 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
5249 * cfgexpand.c (add_alias_set_conflicts): Likewise.
5250 * expr.c (store_field): Likewise.
5251 * function.c (assign_stack_temp_for_type): Likewise.
5252 * ifcvt.c (noce_try_cmove_arith): Likewise.
5253 * reload1.c (reload): Likewise.
5254 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
5255 (alpha_set_memflags): Likewise.
5256 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
5258 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5260 * rtl.h (true_dependence, canon_true_dependence): Remove varies
5262 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
5263 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
5264 (true_dependence_1, true_dependence, canon_true_dependence): Remove
5266 * cselib.c (cselib_rtx_varies_p): Delete.
5267 (cselib_invalidate_mem): Update call to canon_true_dependence.
5268 * dse.c (record_store, check_mem_read_rtx): Likewise.
5269 (scan_reads_nospill): Likewise.
5270 * cse.c (check_dependence): Likewise.
5271 (cse_rtx_varies_p): Delete.
5272 * expr.c (safe_from_p): Update call to true_dependence.
5273 * ira.c (validate_equiv_mem_from_store): Likewise.
5274 (memref_referenced_p): Likewise.
5275 * postreload-gcse.c (find_mem_conflicts): Likewise.
5276 * sched-deps.c (sched_analyze_2): Likewise.
5277 * store-motion.c (load_kills_store): Likewise.
5278 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
5279 * gcse.c (mems_conflict_for_gcse_p): Likewise.
5280 (compute_transp): Update call to canon_true_dependence.
5282 2012-01-25 Richard Henderson <rth@redhat.com>
5284 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
5285 (maybe_emit_atomic_test_and_set): New.
5286 (expand_sync_lock_test_and_set): Use it.
5287 (expand_atomic_test_and_set): Likewise.
5288 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
5289 the implementation; clarify implementation defined details.
5290 * doc/md.texi (atomic_test_and_set): Document.
5292 2012-01-25 Richard Henderson <rth@redhat.com>
5294 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
5296 2012-01-25 Richard Henderson <rth@redhat.com>
5299 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
5300 to effect no-op split.
5302 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
5305 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
5306 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
5307 (BT_FN_VOID_PTR_INT_SIZE): New.
5308 (BT_FN_UINT_UINT_VAR): Remove.
5309 (BT_FN_UINT32_UINT32_VAR): New.
5310 (BT_FN_DOUBLE_VPTR): Remove.
5311 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
5313 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
5314 (_ITM_changeTransactionMode): Same.
5315 (_ITM_memmoveRtWt): Change return type to void.
5316 (_ITM_memcpyRtWt): Same.
5317 (_ITM_memsetW): Same.
5318 (_ITM_RaRD): Change types to double.
5323 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
5325 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
5326 Patrick Marlier <patrick.marlier@gmail.com>
5328 * trans-mem.c (requires_barrier): Do not instrument thread local
5329 variables and emit save/restore for them.
5331 2012-01-24 Jason Merrill <jason@redhat.com>
5334 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
5335 output static aliases.
5337 2012-01-24 Jakub Jelinek <jakub@redhat.com>
5340 * common.opt (-pie, -shared, pie, shared): Change from Common to
5342 * gcc.c (display_help): Display help for -pie and -shared.
5344 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
5347 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
5348 Remove note on size/offset limitation.
5349 (AVR Variable Attributes): Add example how to read data located
5350 with progmem. Refer to named address spaces.
5351 * doc/invoke.texi (AVR Options): Fix typo.
5353 2012-01-24 Richard Guenther <rguenther@suse.de>
5355 Forward-port to trunk
5356 2010-09-21 Jakub Jelinek <jakub@redhat.com>
5359 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
5360 op0 isn't sufficiently aligned and there is movmisalignM
5361 insn for mode, use it to load op0 into a temporary register.
5363 2012-01-24 Jakub Jelinek <jakub@redhat.com>
5366 * target.def (const_not_ok_for_debug_p): New hook.
5367 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
5369 * doc/tm.texi: Regenerated.
5370 * dwarf2out.c (const_ok_for_output_1): If
5371 targetm.const_not_ok_for_debug_p returns true, fail.
5372 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
5374 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
5376 2012-01-23 Kai Tietz <ktietz@redhat.com>
5379 * config/i386/predicates.md (symbolic_operand): Allow
5380 UNSPEC_PCREL as PIC expression for lea.
5381 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
5382 * config/i386/i386.c (ix86_delegitimize_address): Handle
5383 UNSPEC_PCREL for none-MEM, too.
5385 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
5387 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
5388 (ipa_tm_create_version_alias): Same.
5390 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
5393 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
5394 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
5396 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
5397 Patrick Marlier <patrick.marlier@gmail.com>
5398 Iain Sandoe <developer@sandoe-acoustics.co.uk>
5401 * lto-wrapper.c (run_gcc): Pass the LTO section name to
5402 simple_object_start_read.
5404 2012-01-23 Richard Guenther <rguenther@suse.de>
5407 PR tree-optimization/51895
5408 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
5409 parameter decomposition into BLKmode components.
5411 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
5413 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
5414 fake variables for restrict-qualified pointers whose pointed-to type
5415 contains a placeholder.
5417 2012-01-23 Richard Guenther <rguenther@suse.de>
5419 PR tree-optimization/51949
5420 * ipa-split.c (execute_split_functions): Do not split malloc functions.
5422 2012-01-23 Jakub Jelinek <jakub@redhat.com>
5424 PR rtl-optimization/51933
5425 * ree.c (transform_ifelse): Return true right away if dstreg is
5426 already wider or equal to cand->mode.
5427 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
5428 (make_defs_and_copies_lists): Remove defs_list and copies_list
5429 arguments, add state argument, just truncate state->work_list
5430 instead of always allocating and freeing the vector. Assert that
5431 get_defs succeeds instead of returning 2. Changed return type to bool.
5432 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
5433 have ext_src_mode, see if it has been modified already with the
5434 right kind of extension and has been extended before from the
5435 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
5436 just return true. Remember the original mode in state->modified array.
5437 (combine_reaching_defs): Add state argument. Don't allocate and
5438 free here def_list, copied_list and vec vectors, instead just
5439 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
5440 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
5441 Add state variable, clear vectors in it, initialize state.modified
5442 if needed. Free all the vectors at the end and state.modified too.
5443 Don't skip a candidate if the extension expression has been modified.
5445 2012-01-22 Douglas B Rupp <rupp@gnat.com>
5448 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
5449 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
5450 (extra_options) interix.opt -> i386/interix.opt"
5451 (extra_objs):Add winnt-stubs.o
5452 * configure.ac: Add interix to target_os .comm on PE check.
5453 * configure: Regenerate.
5454 * config/interix3.h: Delete and move bits to..
5455 * config/interix.h: Delete and move bits to..
5456 * config/i386/i386-interix3.h: Delete and move bits to..
5457 * config/i386/i386-interix.h: ..here.
5458 (TARGET_CPU_DEFAULT): Remove redefinition.
5459 (TARGET_ASM_CONSTRUCTOR): Undefine.
5460 (SUBTARGET_SWITCHES): Define for ms-bitfields.
5461 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
5462 (PTRDIFF_TYPE): Define.
5463 (LONG_DOUBLE_TYPE_SIZE): Define.
5464 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
5465 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
5466 (TARGET_SECTION_TYPE_FLAGS): Define.
5467 (ASM_DECLARE_FUNCTION_NAME): Define.
5468 (ASM_OUTPUT_EXTERNAL): Define.
5469 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
5470 (ASM_OUTPUT_ALIGNED_BSS): Define.
5471 (PCC_BITFIELD_TYPE_MATTERS): Define.
5472 (USE_CONST_SECTION): Define.
5473 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
5474 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
5475 (SUPPORTS_ONE_ONLY): Remove.
5476 (I386_PE_STRIP_ENCODING): Define.
5477 * config/interix.opt: Delete and move bits to..
5478 * config/i386/interix.opt: ..here. New.
5479 (mpe-aligned-commons): Add.
5480 * config/i386/t-interix: Add copyright header.
5481 (winnt-stubs.o): Add rule.
5483 2012-01-22 Jason Merrill <jason@redhat.com>
5486 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
5487 for extra name aliases.
5489 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
5491 PR rtl-optimization/51924
5492 * ree.c (combine_set_extension): Improve debugging message.
5493 (combine_reaching_defs): Likewise.
5494 (get_defs): Rename confusingly named variable.
5495 (find_and_remove_re): Skip a candidate if the extension expression has
5498 2012-01-21 Robert Millan <rmh@gnu.org>
5499 Gerald Pfeifer <gerald@pfeifer.com>
5501 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
5502 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
5504 2012-01-20 Jakub Jelinek <jakub@redhat.com>
5506 PR tree-optimization/51914
5507 * tree-vect-stmts.c (vectorizable_conversion): For
5508 cvt_type && modifier == WIDEN, put temporary with cvt_type
5509 at the beginning of vec_dsts and set vec_dest to temporary
5512 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
5514 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
5516 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
5518 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
5519 * config/rs6000/rs6000.c: Likewise.
5521 2012-01-20 Jakub Jelinek <jakub@redhat.com>
5524 * config/arm/arm.c (arm_count_output_move_double_insns): Call
5525 output_move_double on a copy of operands array.
5527 2012-01-20 Cary Coutant <ccoutant@google.com>
5528 Dodji Seketeli <dodji@redhat.com>
5531 * dwarf2out.c (copy_declaration_context): Return ref to parent
5532 of declaration DIE, if necessary.
5533 (remove_child_or_replace_with_skeleton): Add new parameter; update
5534 caller. Place skeleton DIE under parent DIE of original declaration.
5535 Move call to copy_declaration_context to here ...
5536 (break_out_comdat_types): ... from here.
5538 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5540 PR rtl-optimization/51856
5541 * reload.c (find_reloads_subreg_address): Set the address_reloaded
5544 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5547 * config/arm/arm.c (arm_print_operand): Correct output of alignment
5548 hints for neon loads and stores.
5550 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
5554 * doc/extend.texi (Named Address Spaces): Split into subsections.
5555 (AVR Named Address Spaces): New subsection.
5556 (M32C Named Address Spaces): New subsection.
5557 (RL78 Named Address Spaces): New subsection.
5558 (SPU Named Address Spaces): New subsection.
5559 (Variable Attributes): New anchor "AVR Variable Attributes".
5560 (AVR Variable Attributes): Rewrite and avoid wording
5561 "address space" in this context.
5562 * doc/invoke.texi (AVR Options): Rewrite and add documentation
5563 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
5564 (AVR Built-in Macros): New subsubsection therein.
5565 * doc/md.texi (AVR constraints): Remove "C04", "R".
5567 2012-01-20 Richard Guenther <rguenther@suse.de>
5569 PR tree-optimization/51903
5570 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
5571 when removing stmts.
5573 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5576 * config/arm/arm.c (arm_load_pic_register): Use
5577 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
5578 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
5579 (arm_pic_static_addr): Likewise.
5580 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
5581 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
5582 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
5583 (pic_load_addr_unified): New.
5585 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
5588 * function.c (instantiate_virtual_regs_in_insn): Use
5589 delete_insn_and_edges when removing a wrong asm insn.
5591 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
5593 PR rtl-optimization/40761
5594 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
5595 Add new member loop_num.
5596 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
5597 (ira_build): Remove the parameter.
5599 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
5600 (ira.c): Do not build CFG loops for one region allocation. Remove
5601 argument from ira_build call.
5603 * ira-build.c (init_loop_tree_node): New function.
5604 (create_loop_tree_nodes): Use it. Separate the case when CFG
5605 loops are not built.
5606 (more_one_region_p): Check current_loops.
5607 (finish_loop_tree_nodes): Separate the case when CFG loops are not
5609 (add_loop_to_tree): Process loop equal to NULL too.
5610 (form_loop_tree): Separate the case when CFG loops are not built.
5611 Use explicitly number for the root.
5612 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
5614 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
5615 instead of loop->num.
5616 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
5617 (mark_all_loops_for_removal): Ditto.
5618 (remove_unnecessary_regions): Separate the case when CFG loops
5620 (ira_build): Remove the parameter. Use explicit number of regions
5621 when CFG loops are not built.
5623 * ira-color.c (print_loop_title): Separate the case for the root node.
5624 Use loop_num instead of loop->num.
5625 (move_spill_restore): Use loop_num instead of loop->num.
5627 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
5628 (change_loop): Ditto.
5629 (change_loop): Use loop_num instead of loop->num.
5631 * ira-lives.c (process_bb_node_lives): Ditto.
5633 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
5635 * ira-conflicts.c (print_allocno_conflicts): Ditto.
5637 2012-01-19 Jakub Jelinek <jakub@redhat.com>
5640 * tree-mudflap.c (mf_artificial): New function.
5641 (execute_mudflap_function_ops, execute_mudflap_function_decls,
5642 mx_register_decls, mudflap_enqueue_decl): Use it.
5645 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
5646 numbers in the insn pattern.
5648 2012-01-19 Michael Matz <matz@suse.de>
5650 PR tree-optimization/46590
5651 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
5652 use it in remembering which conflicts we already created.
5653 (add_scope_conflicts): Adjust call to above, (de)allocate helper
5656 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
5659 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
5660 (merge_and_complain): Same.
5662 2012-01-19 Jakub Jelinek <jakub@redhat.com>
5665 * config/initfini-array.h: Guard content of the header
5666 with #ifdef HAVE_INITFINI_ARRAY.
5667 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
5668 Add initfini-array.h to tm_file here.
5669 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
5670 * config.gcc: Don't add initfini-array.h to tm_file here.
5671 * configure: Regenerated.
5673 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
5675 PR rtl-optimization/51505
5676 * df-problems.c (df_kill_notes): New parameter live. Update comment.
5677 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
5678 (df_note_bb_compute): Update the call to df_kill_notes.
5680 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
5682 * trans-mem.c (requires_barrier): Remove call to is_global_var.
5684 2012-01-18 Richard Guenther <rguenther@suse.de>
5686 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
5687 of conversions to void *.
5689 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5690 Richard Sandiford <rdsandiford@googlemail.com>
5694 * optabs.h (simplify_expand_binop): Declare.
5695 * optabs.c (simplify_expand_binop): Make global.
5696 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
5697 endian targets if the source cannot be exactly covered by word
5700 2012-01-17 Jakub Jelinek <jakub@redhat.com>
5703 * hard-reg-set.h (struct hard_reg_set_container): New type.
5704 * target.h (struct hard_reg_set_container): Forward declare.
5705 * target.def (set_up_by_prologue): New target hook.
5706 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
5707 * doc/tm.texi: Regenerated.
5708 * function.c (thread_prologue_and_epilogue_insns): Change
5709 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
5710 Call targetm.set_up_by_prologue on it.
5711 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
5712 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
5714 2012-01-17 Nick Clifton <nickc@redhat.com>
5716 * config/rx/rx.c (rx_can_use_simple_return): New function.
5717 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
5718 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
5720 2012-01-17 Richard Guenther <rguenther@suse.de>
5723 * expr.c (expand_assignment): Take address-space information
5724 from the address operand of MEM_REF and TARGET_MEM_REF.
5725 (expand_expr_real_1): Likewise.
5727 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5729 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
5730 reload dump is requested.
5732 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
5735 * trans-mem.c (requires_barrier): Call may_be_aliased.
5737 2012-01-17 Jakub Jelinek <jakub@redhat.com>
5739 PR tree-optimization/51877
5740 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
5741 call arguments and fndecls compare equal, instead return false if they
5742 don't. Return true only if lhs1 and lhs2 are either both NULL, or
5743 both SSA_NAMEs that are valueized the same, or they satisfy
5746 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5748 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
5750 * configure: Regenerate.
5752 2012-01-16 Jan Hubicka <jh@suse.cz>
5756 * convert.c (convert_to_integer): Use fold_convert for
5757 converting an INTEGER_CST to integer type.
5759 2012-01-16 Jason Merrill <jason@redhat.com>
5762 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
5764 2012-01-16 Jakub Jelinek <jakub@redhat.com>
5767 * config/s390/s390.c (s390_chunkify_start): Don't skip
5768 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
5769 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
5770 If insn is followed by NOTE_INSN_VAR_LOCATION or
5771 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
5772 Don't use location of note insns.
5774 PR tree-optimization/51865
5775 * tree-inline.c (tree_function_versioning): Call remap_decl
5776 on DECL_RESULT whenever it has VOID_TYPE_P type.
5778 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
5780 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
5781 for calls to locally-binding MIPS16 functions if only the return
5782 type uses float regs.
5784 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
5785 Richard Sandiford <rdsandiford@googlemail.com>
5787 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
5788 (SYMBOL_32_HIGH): Likewise.
5789 (mips_output_tls_reloc_directive): Declare.
5790 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
5791 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
5792 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
5793 (mips_lo_relocs, mips_hi_relocs): Make extern.
5794 (mips16_stub_function): Move up file.
5795 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
5796 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
5797 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
5798 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
5799 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
5800 (mips_get_tp): Add MIPS16 support.
5801 (mips_legitimize_tls_address): Remove MIPS16 sorry().
5802 Generalize DTPREL and TPREL handling.
5803 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
5804 Add MIPS16 TLS support.
5805 (mips_output_tls_reloc_directive): New function.
5806 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
5807 * config/mips/predicates.md (symbolic_operand_with_high)
5808 (tls_reloc_operand): New predicates.
5809 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
5810 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
5811 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
5812 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
5813 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
5814 (*tls_get_tp_mips16_call_<mode>): Likewise.
5816 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
5818 PR rtl-optimization/51821
5819 * recog.c (peep2_find_free_register): Determine clobbered registers
5822 2012-01-14 Denis Chertykov <chertykov@gmail.com>
5825 * config/avr/avr-protos.h: Revert change of 2012-01-09.
5826 * config/avr/avr.c: Likewise.
5827 * config/avr/avr.h: Likewise.
5829 2012-01-13 Ian Lance Taylor <iant@google.com>
5832 * tree.h (TYPE_QUALS): Add cast to int.
5833 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
5835 2012-01-13 Ian Lance Taylor <iant@google.com>
5837 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
5838 comparing param_index to VEC_length result.
5840 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
5842 * c-decl.c: Do not include tree-mudflap.h
5843 * tree-optimize.c: Likewise.
5844 * Makefile.in: Update dependencies.
5846 2012-01-13 Richard Guenther <rguenther@suse.de>
5849 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
5850 variable-sized result always use RSO.
5852 2012-01-12 DJ Delorie <dj@redhat.com>
5854 * cfgexpand.c (convert_debug_memory_address): Allow any valid
5855 pointer type, not just the default pointer type.
5857 2012-01-09 Richard Henderson <rth@redhat.com>
5858 Denis Chertykov <chertykov@gmail.com>
5861 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
5862 * config/avr/avr.c (avr_can_eliminate): Simplify.
5863 (avr_initial_elimination_offset): Likewise.
5864 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
5865 (expand_epilogue): Likewise.
5866 (avr_legitimize_address): Gut.
5867 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
5868 (avr_hard_regno_nregs): New.
5869 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
5870 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
5871 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
5872 add soft frame pointer.
5873 (CALL_USED_REGISTERS): Likewise.
5874 (REG_CLASS_CONTENTS): Likewise.
5875 (REGISTER_NAMES): Likewise.
5876 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
5877 (HARD_FRAME_POINTER_REGNUM): New.
5878 (FRAME_POINTER_REGNUM): Use soft frame pointer.
5879 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
5880 remove the HARD_FRAME_POINTER self-elimination.
5882 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
5885 * config/avr/avr.c (avr_encode_section_info): Test for absence of
5886 DECL_EXTERNAL when checking for initializers of progmem variables.
5888 2012-01-12 Ira Rosen <irar@il.ibm.com>
5890 PR tree-optimization/51799
5891 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
5892 that the last operation is a type demotion.
5894 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
5896 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
5897 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
5899 2012-01-11 Jakub Jelinek <jakub@redhat.com>
5902 * combine.c (distribute_notes): If i3 is a noreturn call,
5903 allow old_size to be equal to args_size and make sure the
5904 noreturn call gets REG_ARGS_SIZE note.
5905 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
5906 on noreturn calls even when the delta is 0.
5908 2012-01-11 Nathan Sidwell <nathan@acm.org>
5910 * gcov.c (STRING_SIZE): Remove.
5911 (generate_results): Erase annotations for source files with no
5912 coverage information.
5914 (output_lines): Use it.
5916 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
5918 * gimple.h (gimplify_body): Remove first argument.
5919 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
5920 pointer set here, instead just pass DATA to walk_tree.
5921 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
5922 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
5923 (unvisit_body): Likewise, but with unmark_visited.
5924 (gimplify_body): Remove BODY_P argument and adjust.
5925 (gimplify_function_tree): Adjust call to gimplify_body.
5926 * omp-low.c (finalize_task_copyfn): Likewise.
5928 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
5930 * tree.h (build_function_decl_skip_args): Add boolean parameter.
5931 (build_function_type_skip_args): Delete.
5932 * tree.c (build_function_type_skip_args): Make static and add
5933 SKIP_RETURN parameter. Fix thinko in the handling of variants.
5934 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
5935 pass it to build_function_type_skip_args.
5936 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
5937 (tree_function_versioning): Likewise.
5938 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
5939 build_function_decl_skip_args.
5940 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
5941 and pass it to build_function_decl_skip_args/tree_function_versioning.
5942 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
5943 * ipa-inline-transform.c (save_inline_function_body): Likewise.
5944 * trans-mem.c (ipa_tm_create_version): Likewise.
5945 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
5946 * tree-inline.c (declare_return_variable): Remove always-true test.
5947 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
5948 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
5949 * ipa-split.c (split_function): Skip the return value for the split
5950 part if it doesn't return.
5952 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5954 PR tree-optimization/49642
5955 * ipa-split.c (forbidden_dominators): New variable.
5956 (check_forbidden_calls): New function.
5957 (dominated_by_forbidden): Likewise.
5958 (consider_split): Check for forbidden dominators.
5959 (execute_split_functions): Initialize and free forbidden
5960 dominators info; call check_forbidden_calls.
5962 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5964 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
5966 2012-01-11 Nick Clifton <nickc@redhat.com>
5968 * config/rx/rx.md (return): Define pattern.
5970 2012-01-11 Richard Guenther <rguenther@suse.de>
5972 * doc/extend.texi (malloc attribute): Adjust according to
5975 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
5976 Patrick Marlier <patrick.marlier@gmail.com>
5979 * trans-mem.c (get_cg_data): Traverse aliases if requested.
5980 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
5981 (ipa_tm_note_irrevocable): Same.
5982 (ipa_tm_scan_irr_block): Same.
5983 (ipa_tm_decrement_clone_counts): Same.
5984 (ipa_tm_scan_irr_function): Same.
5985 (ipa_tm_create_version_alias): Same.
5986 (ipa_tm_create_version): Same.
5987 (ipa_tm_transform_calls_redirect): Same.
5988 (ipa_tm_transform_calls): Same.
5989 (ipa_tm_transform_transaction): Same.
5990 (ipa_tm_execute): Same.
5992 2012-01-10 Richard Guenther <rguenther@suse.de>
5995 * opts.c (common_handle_option): Handle -Werror.
5997 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
5999 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
6002 2012-01-10 Jason Merrill <jason@redhat.com>
6004 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
6007 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6009 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
6010 supports R_386_TLS_GD_PLT reloc.
6011 (gcc_cv_as_ix86_tlsldmplt): Check if linker
6012 supports R_386_TLS_LDM_PLT reloc.
6013 * configure: Regenerate.
6014 * config.in: Regenerate.
6016 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
6019 Extend __pgmx semantics to linearize memory.
6020 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
6021 determine if code comes inline or from libgcc.
6022 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
6023 (movmem_qi, movmem_qi): Set constraint #2 to "n".
6024 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
6025 (movmemx_qi, movmemx_hi): New insns.
6026 (xload_<mode>_libgcc): Rewrite to new insn condition.
6027 (xload_<mode>): Remove insns.
6028 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
6029 cases that don't satisfy avr_xload_libgcc_p().
6030 (avr_addr_space_convert): Allow converting in any direction.
6031 (avr_addr_space_subset_p): Return always true.
6032 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
6033 (avr_emit_movmemhi): Ditto.
6034 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
6035 (avr_out_movmem): Ditto.
6036 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
6037 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
6038 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
6039 (avr_encode_section_info): Encode 'progmem' in symbol flags.
6040 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
6042 2012-01-10 Richard Guenther <rguenther@suse.de>
6044 PR tree-optimization/50913
6045 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
6046 Require data-refs to be representable by Graphite with respect
6049 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
6051 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
6052 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
6054 2012-01-10 Tom de Vries <tom@codesourcery.com>
6056 PR rtl-optimization/51271
6057 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
6058 handling annulled branch.
6060 2012-01-10 Richard Henderson <rth@redhat.com>
6062 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
6063 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
6064 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
6065 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
6066 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
6067 arm_expand_vec_perm_const): New.
6068 * config/arm/arm-protos.h: Update.
6069 * config/arm/neon.md (UNSPEC_VCONCAT): New.
6070 (*neon_vswp<VDQX>): New.
6071 (neon_vcombine<VDX>): Use neon_split_vcombine.
6072 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
6073 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
6074 (vec_perm<VE>): New.
6076 2012-01-10 Richard Henderson <rth@redhat.com>
6078 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
6079 use it if reload_completed.
6080 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
6081 arm_output_asm_insn, arm_process_output_memory_barrier,
6082 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
6083 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
6084 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
6085 arm_process_output_sync_insn, arm_output_sync_insn,
6086 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
6087 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
6088 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
6089 (emit_unlikely_jump): New.
6090 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
6091 (arm_split_atomic_op): New.
6092 * config/arm/arm-protos.h: Update.
6093 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
6094 (struct arm_sync_generator): Remove.
6095 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
6096 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
6097 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
6098 (VUNSPEC_LL, VUNSPEC_SC): New.
6099 (sync_result, sync_memory, sync_required_value, sync_new_value,
6100 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
6101 (attr length): Don't use arm_sync_loop_insns.
6102 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
6103 (movsfcc, movdfcc): Likewise.
6104 * config/arm/constraints.md (Ua): New.
6105 * config/arm/prediates.md (mem_noofs_operand): New.
6106 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
6107 (sync_clobber, sync_t2_reqd): Remove.
6108 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
6109 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
6110 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
6111 (arm_sync_compare_and_swap<SIDI>): Remove.
6112 (arm_sync_compare_and_swap<NARROW>): Remove.
6113 (arm_sync_lock_test_and_set<SIDI>): Remove.
6114 (arm_sync_lock_test_and_set<NARROW>): Remove.
6115 (arm_sync_new_<syncop><SIDI>): Remove.
6116 (arm_sync_new_<syncop><NARROW>): Remove.
6117 (arm_sync_new_nand<SIDI>): Remove.
6118 (arm_sync_new_nand<NARROW>): Remove.
6119 (arm_sync_old_<syncop><SIDI>): Remove.
6120 (arm_sync_old_<syncop><NARROW>): Remove.
6121 (arm_sync_old_nand<SIDI>): Remove.
6122 (arm_sync_old_nand<NARROW>): Remove.
6123 (*memory_barrier): Merge arm_output_memory_barrier.
6124 (atomic_compare_and_swap<QHSD>): New.
6125 (atomic_compare_and_swap<NARROW>_1): New.
6126 (atomic_compare_and_swap<SIDI>_1): New.
6127 (atomic_exchange<QHSD>): New.
6128 (cas_cmp_operand, cas_cmp_str): New.
6129 (atomic_op_operand, atomic_op_str): New.
6130 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
6131 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
6132 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
6133 (arm_load_exclusive<NARROW>): New.
6134 (arm_load_exclusivesi, arm_load_exclusivedi): New.
6135 (arm_store_exclusive<QHSD>): New.
6137 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
6139 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
6140 reload patterns if -mvsx-scalar-memory.
6142 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
6143 generated, even -mno-vsx-scalar-double was used.
6144 (vsx_xscvdpsp_scalar): Likewise.
6145 (vsx_xscvspdp_scalar2): Likewise.
6147 2012-01-09 Tom de Vries <tom@codesourcery.com>
6148 Andrew Pinski <apinski@cavium.com>
6151 * reorg.c (fill_slots_from_thread): Don't speculate
6152 frame-related insns.
6154 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
6156 * sched-int.h (bb_note): Move to...
6157 * basic-block.h: ...here.
6158 * haifa-sched.c (bb_note): Move to...
6159 * cfgrtl.c: ...here.
6160 * function.c (next_block_for_reg): New function.
6161 (move_insn_for_shrink_wrap): Likewise.
6162 (prepare_shrink_wrap): Rewrite to use the above.
6164 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
6166 * gimple.c (is_gimple_non_addressable): Remove.
6167 * gimple.h: Remove is_gimple_non_addressable.
6168 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
6169 is_gimple_non_addressable.
6170 * trans-mem.c (expand_assign_tm): Same.
6172 2012-01-09 Richard Guenther <rguenther@suse.de>
6174 PR tree-optimization/51775
6175 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
6176 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
6178 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6180 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
6182 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
6184 2012-01-09 Richard Guenther <rguenther@suse.de>
6186 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
6188 2012-01-08 Jan Hubicka <jh@suse.cz>
6190 PR tree-optimize/51680
6191 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
6192 on when known_vals needs to be computed; cleanup.
6194 2012-01-08 Jan Hubicka <jh@suse.cz>
6196 PR tree-optimize/51694
6197 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
6199 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
6201 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
6202 for -std=c++98 and -std=c++11 too.
6204 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
6206 * cfgloop.c (cancel_loop): Add free() of bbs array.
6208 2012-01-07 Jan Hubicka <jh@suse.cz>
6210 PR tree-optimization/51600
6211 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
6212 that benefits small functions.
6214 2012-01-07 Jan Hubicka <jh@suse.cz>
6216 * ipa-inline.c (want_inline_small_function_p): Fix formating.
6218 2012-01-07 Jan Hubicka <jh@suse.cz>
6220 PR tree-optimization/51680
6221 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
6222 whose inlining reduce unit size.
6224 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
6227 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
6228 Add canonical node to containing_mem chain after the non-canonical
6229 one, even if there weren't any locs to propagate.
6230 (remove_useless_values): Keep only canonical values.
6231 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
6232 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
6233 canonicalize mem_chain elements that are not discarded.
6235 2012-01-06 Jakub Jelinek <jakub@redhat.com>
6238 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
6239 before emitting functions.
6241 PR gcov-profile/50127
6242 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
6243 clear_aux_for_blocks.
6245 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
6248 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
6250 2012-01-06 Arnaud Charlet <charlet@adacore.com>
6252 * c-decl.c (ext_block): Moved up.
6253 (collect_all_refs, for_each_global_decl): Take ext_block into account.
6255 2012-01-06 Han Shen <shenhan@google.com>
6257 Translate built-in include paths for sysroot.
6258 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
6259 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
6261 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
6262 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
6264 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
6265 control whether sysroot should be prepended to gxx include dir.
6267 * configure: Regenerate.
6269 2012-01-06 Torvald Riegel <triegel@redhat.com>
6271 PR rtl-optimization/51771
6272 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
6273 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
6275 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
6277 PR tree-optimization/51315
6278 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
6279 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
6281 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
6284 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
6285 for shrp pattern. Correctly handle and fixup shift variable.
6286 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
6288 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6291 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
6292 note when !ACCUMULATE_OUTGOING_ARGS.
6294 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
6296 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
6298 (extract_range_from_unary_expr_1): Avoid useless computations.
6300 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6302 PR rtl-optimization/51767
6303 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
6304 of jump_block and add an extra edge for degenerated asm gotos.
6307 * stmt.c (check_unique_operand_names): Don't ICE during error
6308 reporting if i is from labels chain.
6311 * profile.c (branch_prob): Split bbs that have exit edge
6312 and need a fake entry edge too.
6314 2012-01-05 Jan Hubicka <jh@suse.cz>
6317 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
6320 2012-01-05 Richard Guenther <rguenther@suse.de>
6323 * tree-streamer-out.c (write_ts_optimization): New function.
6324 (streamer_write_tree_body): Call it.
6325 * tree-streamer-in.c (lto_input_ts_optimization): New function.
6326 (streamer_read_tree_body): Call it.
6327 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
6329 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6332 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
6333 * gimplify.c (gimplify_cleanup_point_expr): Save and set
6334 in_cleanup_point_expr before gimplify_stmt call and restore it
6336 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
6337 in_cleanup_point_expr is false.
6339 2012-01-05 Richard Guenther <rguenther@suse.de>
6342 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
6344 * toplev.c (process_options): Reject combining mudflap and LTO.
6345 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
6347 2012-01-05 Richard Guenther <rguenther@suse.de>
6349 PR tree-optimization/51760
6350 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
6352 (bit_value_unop): Handle UNDEFINED operands.
6353 (bit_value_binop): Likewise.
6355 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
6357 * config/avr/avr.c (avr_replace_prefix): Remove.
6358 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
6359 (avr_asm_function_rodata_section): Ditto.
6360 (avr_asm_select_section): Ditto.
6362 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
6364 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
6367 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6370 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
6371 calls that have any non-fake successor edges.
6374 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
6376 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
6378 PR tree-optimization/51624
6379 * tree-sra.c (build_ref_for_model): When replicating a chain of
6380 COMPONENT_REFs, stop as soon as the offset would become negative.
6382 2012-01-04 Jakub Jelinek <jakub@redhat.com>
6385 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
6386 in .debug_loc on the floor.
6388 2012-01-04 Andrew Pinski <apinski@cavium.com>
6390 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
6392 2012-01-04 Andrew Pinski <apinski@cavium.com>
6393 Adam Nemet <anemet@caviumnetworks.com>
6395 * config/mips/mips.md (size): Add SI and DI.
6396 (SIZE): New mode attribute.
6397 (U): New code attribute.
6398 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
6399 (mips_lbux_<mode>): Delete.
6400 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
6401 (mips_lhx): Use gen_mips_lhx_extsi.
6402 (mips_lhx_<mode>): Delete.
6404 (mips_l<size>x): New expand.
6405 (mips_lwx_<mode>): Delete.
6406 (mips_l<GPR:size>x_<P:mode>): New pattern.
6407 (*mips_lw<u>x_<P:mode>_ext): Likewise.
6408 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
6409 * config/mips/mips.c (mips_lx_address_p): New function.
6410 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
6411 (dsp64): New availability predicate.
6412 (mips_builtins): Add an entry for __builtin_mips_ldx.
6413 * config/mips/mips.h (ISA_HAS_LBX): New define.
6414 (ISA_HAS_LBUX): Likewise.
6415 (ISA_HAS_LHX): Likewise.
6416 (ISA_HAS_LHUX): Likewise.
6417 (ISA_HAS_LWX): Likewise.
6418 (ISA_HAS_LWUX): Likewise.
6419 (ISA_HAS_LDX): Likewise.
6420 * doc/extend.texi (__builtin_mips_ldx): Document.
6422 2012-01-04 Tristan Gingold <gingold@adacore.com>
6424 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
6425 when long pointers are used.
6426 * config.build (*-*-*vms*): Handle all OpenVMS targets.
6427 (alpha64-dec-*vms*, alpha*-dec-*vms*)
6428 (ia64-hp-*vms*): Remove.
6429 * config/vms/xm-vms64.h: Delete.
6431 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
6434 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
6436 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
6438 * opts.c (finish_options): Remove duplicate sorry.
6440 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
6443 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
6446 2012-01-04 Richard Guenther <rguenther@suse.de>
6449 * tree.c (size_low_cst): New function.
6450 * tree.h (size_low_cst): Declare.
6451 * fold-const.c (fold_comparison): Use it to extract the low
6452 part of the POINTER_PLUS_EXPR offset.
6454 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
6456 Fix clearing ZERO_REG
6457 * config/avr/avr.md (cc): Add alternative "ldi".
6458 (movqi_insn): Use it in cc attribute.
6459 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
6460 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
6461 (output_reload_insisf): Use ZERO_REG to pre-clear register.
6463 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6465 * configure: Regenerate.
6467 2012-01-04 Richard Guenther <rguenther@suse.de>
6469 PR tree-optimization/49651
6470 * tree-ssa-structalias.c (type_can_have_subvars): New function.
6471 (var_can_have_subvars): Use it.
6472 (get_constraint_for_1): Only consider subfields if there can be any.
6474 2012-01-03 Jakub Jelinek <jakub@redhat.com>
6477 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
6478 to its new canonical_cselib_val and the cselib_val was in
6479 first_containing_mem chain, but the canonical_cselib_val was not,
6480 add the latter into the chain.
6481 (cselib_invalidate_mem): Compare canonical_cselib_val of
6482 addr_list chain elt with v.
6485 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
6486 dwarf2out_undef): Allocate e.info using ggc_strdup instead
6488 (output_macinfo_op): Don't ggc_strdup fd->filename.
6489 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
6490 then ggc_strdup it. Don't free inc->info or cur->info.
6491 (output_macinfo): Don't free ref->info or file->info.
6493 2012-01-03 Ira Rosen <irar@il.ibm.com>
6495 PR tree-optimization/51269
6496 * tree-vect-loop-manip.c (set_prologue_iterations): Make
6497 first_niters a pointer.
6498 (slpeel_tree_peel_loop_to_edge): Likewise.
6499 (vect_do_peeling_for_loop_bound): Update call to
6500 slpeel_tree_peel_loop_to_edge.
6501 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
6502 here. Remove it from the parameters list.
6503 (vect_do_peeling_for_alignment): Update calls and compute
6506 2012-01-03 Richard Guenther <rguenther@suse.de>
6508 PR tree-optimization/51070
6509 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
6510 Properly handle calls.
6512 2012-01-03 Richard Guenther <rguenther@suse.de>
6514 PR tree-optimization/51692
6515 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
6516 the LHS of allocation stmts.
6518 2012-01-03 Olivier Hainque <hainque@adacore.com>
6520 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
6522 2012-01-03 Olivier Hainque <hainque@adacore.com>
6524 * collect2.c (main): In AIX specific computations for vector
6525 insertions, use CONST_CAST2 to cast from char ** to const char **.
6527 2012-01-03 Richard Guenther <rguenther@suse.de>
6530 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
6531 the context of a limbo DIE when it does not already exist.
6533 2012-01-03 Jakub Jelinek <jakub@redhat.com>
6535 PR tree-optimization/51719
6536 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
6537 but direct call is, clear direct call's lhs and don't add fallthrough
6538 edge from dcall_bb to join_bb and PHIs.
6540 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6542 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
6543 the instructions emitted by the pattern.
6544 ("*TDC_insn_<mode>"): Add comment.
6546 2012-01-03 Richard Guenther <rguenther@suse.de>
6549 * fold-const.c (fold_comparison): Properly canonicalize
6550 tree offset and HOST_WIDE_INT bit position.
6552 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
6554 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
6555 operands for extzv pattern.
6557 2012-01-02 Jakub Jelinek <jakub@redhat.com>
6560 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
6563 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
6565 * doc/invoke.texi (-flto and related options): Copy-edit.
6567 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
6569 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
6571 2012-01-02 Jakub Jelinek <jakub@redhat.com>
6573 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
6576 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
6578 * expr.h (move_by_pieces_ninsns): Declare.
6579 * expr.c (move_by_pieces_ninsns): Make external.
6580 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
6581 (mips_store_by_pieces_p): Likewise.
6582 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
6583 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
6584 * config/mips/mips.c (mips_move_by_pieces_p): New function.
6585 (mips_store_by_pieces_p): Likewise.
6587 2012-01-02 Jakub Jelinek <jakub@redhat.com>
6589 * passes.c (register_one_dump_file): Free full_name.
6591 * reload1.c (reload): Don't allocate reg_max_ref_width here.
6592 (calculate_elim_costs_all_insns): Free offsets_at and
6593 offsets_known_at at the end and clear the pointers.
6595 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6597 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
6598 this option introduced in r180739.
6600 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6603 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
6604 (tmake_file target=avr): Add avr/t-multilib.
6606 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
6607 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
6608 * config/avr/genmultilib.awk: New file.
6609 * config/avr/t-multilib: New auto-generated file.
6610 * config/avr/multilib.h: New auto-generated file.
6611 * config/avr/t-avr (AVR_MCUS): New variable.
6612 (genopt.sh): Use it.
6613 (s-mlib): Depend on t-multilib.
6614 (t-multilib, multilib.h): New dependencies.
6615 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
6616 (MULTILIB_OPTIONS): Remove.
6617 (MULTILIB_MATCHES): Remove.
6618 (MULTILIB_DIRNAMES): Remove.
6619 (MULTILIB_EXCEPTIONS): Remove:
6620 * config/avr/genopt.sh: Don't use hard coded file name;
6621 pass AVR_MCUS from t-avr instead.
6623 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6625 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
6627 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6629 Implement light-weight DImode support.
6630 * config/avr/avr-dimode.md: New file.
6631 * config/avr/avr.md: Include it.
6632 (adjust_len): Add plus64, compare64.
6633 (HIDI): Remove code iterator.
6634 (code_stdname): New code attribute.
6635 (rotx, rotsmode): Remove DI.
6636 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
6638 * config/avr/avr-protos.h (avr_have_dimode): New.
6639 (avr_out_plus64, avr_out_compare64): New.
6640 * config/avr/avr.c (avr_out_compare): Handle DImode.
6641 (avr_have_dimode): New variable definition and initialization.
6642 (avr_out_compare64, avr_out_plus64): New functions.
6643 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
6644 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
6645 (avr_compare_pattern): Skip DImode comparisons.
6647 2012-01-02 Revital Eres <revital.eres@linaro.org>
6649 * ddg.c (def_has_ccmode_p): New function.
6650 (add_cross_iteration_register_deps,
6651 create_ddg_dep_from_intra_loop_link): Call it.
6653 2012-01-02 Richard Guenther <rguenther@suse.de>
6656 * invoke.texi (fassociative-math): Remove spurious paranthesis.
6658 2012-01-01 Jakub Jelinek <jakub@redhat.com>
6660 * gcc.c (process_command): Update copyright notice dates.
6661 * gcov.c (print_version): Likewise.
6662 * gcov-dump.c (print_version): Likewise.
6663 * mips-tfile.c (main): Likewise.
6664 * mips-tdump.c (main): Likewise.
6666 2012-01-01 Ira Rosen <irar@il.ibm.com>
6668 PR tree-optimization/51704
6669 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
6670 a use is inside the basic block or loop before accessing its vect info.
6672 2012-01-01 Jan Hubicka <jhjh@suse.cz>
6674 PR rtl-optimization/51069
6675 * cfgloopmanip.c (remove_path): Removing path making irreducible
6676 region unconditional makes BB part of the region.
6678 2012-01-01 Jakub Jelinek <jakub@redhat.com>
6680 PR tree-optimization/51683
6681 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
6682 calls with side-effects.
6683 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
6685 Copyright (C) 2012 Free Software Foundation, Inc.
6687 Copying and distribution of this file, with or without modification,
6688 are permitted in any medium without royalty provided the copyright
6689 notice and this notice are preserved.