1 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
3 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
4 (ready_reorder): ... this function.
6 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
8 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
11 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
12 insns so that no other insn is queued for a time before them.
14 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
17 2012-04-11 Richard Guenther <rguenther@suse.de>
20 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
21 consider loop nesting.
22 (evolution_function_is_univariate_p): Properly check the remainder
25 2012-04-11 Richard Guenther <rguenther@suse.de>
28 * except.c (sjlj_emit_dispatch_table): Properly update loop
31 2012-04-11 Nick Clifton <nickc@redhat.com>
33 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
34 information, if requested.
36 * config/rx/rx.c (rx_expand_prologue): Likewise.
38 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
39 Michael Matz <matz@suse.de>
42 * rtlanal.c (unsigned_reg_p): New function.
43 Update copyright notice dates.
44 * rtl.h (unsigned_reg_p): Prototype it.
45 Update copyright notice dates.
46 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
48 * expr.c (expand_expr_real_1): Set register attributes.
49 * stmt.c (expand_case): Likewise.
51 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
54 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
55 consider_sh2a and allow_zero.
56 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
57 (disp_addr_displacement): New function.
58 (sh_address_cost): Use disp_addr_displacement function instead
60 (sh_legitimate_address_p): Adapt to changed
61 sh_legitimate_index_p declaration.
62 (sh_find_mov_disp_adjust): Remove HImode check.
63 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
64 disp_addr_displacement and max_mov_insn_displacement.
65 (max_mov_insn_displacement): Remove HImode check.
66 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
67 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
68 * config/sh/constraints.md (K05, K13): New constraints.
69 (K12): Correct comment.
70 (Sdd): Do not use DISP_ADDR_P macro.
71 (Snd, Sbw): Use satisfies_constraint_Sdd.
72 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
73 (*extendhisi2_compact, movhi_i): Remove.
74 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
75 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
76 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
77 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
78 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
79 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
80 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
82 Add new peepholes for HImode displacement addressing.
84 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
86 * config/sh/sh.h (SIDI_OFF): Remove.
87 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
88 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
91 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
94 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
95 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
96 * doc/md.texi (Standard Names): Add bswap.
97 * builtin-types.def (BT_UINT16): New primitive type.
98 (BT_FN_UINT16_UINT16): New function type.
99 * builtins.def (BUILT_IN_BSWAP16): New.
100 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
101 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
102 expand_builtin_bswap.
103 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
104 (fold_builtin_1): Likewise.
105 (is_inexpensive_builtin): Likewise.
106 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
107 missing bits for bswap to libcall code.
108 * tree.c (build_common_tree_nodes): Build uint16_type_node.
109 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
110 (uint16_type_node): New define.
111 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
112 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
114 (rs6000_init_builtins): Likewise.
115 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
117 2012-04-11 Tristan Gingold <gingold@adacore.com>
119 * doc/extend.texi (Type Attributes): Move paragraph.
121 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
124 * diagnostic.h (show_caret): Declare.
125 (caret_max_width): Declare.
126 (diagnostic_show_locus): Declare.
127 * diagnostic.c (diagnostic_initialize): Initialize to false.
128 (diagnostic_show_locus): New.
129 (diagnostic_report_diagnostic): Call it.
130 (getenv_columns): New.
132 (diagnostic_set_caret_max_width): New.
133 * input.c (read_line): New.
134 (location_get_source_line): New.
135 * input.h (location_get_source_line): Declare.
136 * toplev.c (general_init): Initialize show_caret from options.
137 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
138 * opts.c (common_handle_option): Likewise.
139 * pretty-print.h (pp_get_prefix): New.
140 (pp_base_get_prefix): New.
141 * common.opt (fdiagnostics-show-caret): New option.
142 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
144 2012-04-11 Richard Guenther <rguenther@suse.de>
146 PR rtl-optimization/52881
147 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
149 2012-04-11 Richard Guenther <rguenther@suse.de>
151 PR tree-optimization/52912
152 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
153 manipulation code we are threading through a loop header
154 to an exit destination.
156 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
158 * tree.h (warn_if_unused_value): Move declaration from here.
159 * stmt.c (warn_if_unused_value): Move definition from here.
161 2010-04-10 Michael Matz <matz@suse.de>
163 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
165 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
166 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
167 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
168 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
169 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
170 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
171 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
172 (vect_record_strided_load_vectors): Rename to
173 vect_record_grouped_load_vectors.
174 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
175 Rename use of above macros.
176 (vect_verify_datarefs_alignment): Ditto.
177 (vector_alignment_reachable_p): Ditto.
178 (vect_peeling_hash_get_lowest_cost): Ditto.
179 (vect_enhance_data_refs_alignment): Ditto.
180 (vect_analyze_group_access): Ditto and rename stride to groupsize.
181 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
182 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
183 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
184 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
185 (vect_record_strided_load_vectors): Rename to
186 vect_record_grouped_load_vectors.
187 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
188 (destroy_loop_vec_info): Ditto.
189 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
190 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
191 (vect_analyze_slp): Ditto.
192 (new_bb_vec_info): Ditto.
193 (destroy_bb_vec_info): Ditto.
194 (vect_schedule_slp_instance): Ditto and rename strided_store to
196 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
197 vect_cost_group_size.
198 (vect_model_store_cost): Rename use of above macros and call
199 to vect_cost_strided_group_size.
200 (vect_model_load_cost): Ditto.
201 (vectorizable_store): Ditto, rename strided_store to grouped_store
202 and calls to renamed tree-vectorizer.h functions.
203 (vectorizable_load): Ditto.
204 (vect_transform_stmt): Rename use of above macros and strided_store
207 2012-04-10 Jan Hubicka <jh@suse.cz>
209 * cgraph.h: Remove misledaing comment on ipa-ref.h.
210 (symtab_type): New enum.
211 (symtab_node): New structure.
212 (cgraph_node, varpool_node): Add symbol base type.
213 (cgraph, varpool): New accestor functions.
214 * cgraph.c (cgraph_create_node_1): Set symbol type.
215 * varpool.c (varpool_node): Set symbol type.
217 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
218 Richard Sandiford <rdsandiford@googlemail.com>
220 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
222 2012-04-10 Richard Guenther <rguenther@suse.de>
225 * gimple-low.c (gimple_check_call_args): Properly account for
226 compatible aggregate types.
228 2012-04-10 Richard Guenther <rguenther@suse.de>
230 * toplev.h (tree_rest_of_compilation): Remove.
231 * tree-optimize.c (tree_rest_of_compilation): Likewise.
232 * cgraph.h (tree_rest_of_compilation): Declare.
233 * tree-optimize.c (tree_rest_of_compilation): Move ...
234 * cgraphunit.c (tree_rest_of_compilation): ... here.
235 * cgraph.c (cgraph_add_new_function): Adjust.
236 * Makefile.in (tree-optimize.o): Adjust.
237 (cgraphunit.o): Likewise.
239 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
241 PR tree-optimization/52870
242 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
243 presumed pattern statement is within the same loop or basic block.
245 2012-04-10 Tristan Gingold <gingold@adacore.com>
247 * gengtype.c (main): Make uintptr_t a known type.
249 2012-04-10 Richard Guenther <rguenther@suse.de>
251 * tree-pass.h (tree_lowering_passes): Remove.
252 * tree-optimize.c (tree_lowering_passes): Remove.
253 * cgraph.c (cgraph_add_new_function): Inline relevant parts
254 of tree_lowering_passes, avoid redundant call of early local
256 * cgraphunit.c (cgraph_lower_function): Fold into ...
257 (cgraph_analyze_function): ... its single caller. Inline
258 relevant parts of tree_lowering_passes.
260 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
263 * config/pa/pa.opt: Remove SIO and GNU_LD.
265 2012-04-09 Jan Hubicka <jh@suse.cz>
270 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the boundary,
272 * lto.c (add_references_to_partition): Add also aliased nodes.
273 (add_cgraph_node_to_partition,
274 add_varpool_node_to_partition): Work on nodes, not functions/variables;
275 when adding alias, add also the aliased object.
277 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
280 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
281 VOIDmode immediate operands.
282 * config/i386/constraints.md (Wz): New constraint.
283 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
285 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
288 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
289 the DECL generated for the special GOT helper.
291 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
293 * config/sh/constraints.md: Update list of constraints in
295 (Sr0): Remove unused memory constraint.
297 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
299 * tree-pretty-print.h: Update comment.
301 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
303 * config/sh/sh.md: Use braced string notation where applicable.
304 (*prefetch_i4, prefetch_m2a): Merge into ...
305 (*prefetch): ... this new insn.
307 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
309 * config/sh/sh.h (high_life_started): Remove
310 * config/sh/predicates.md (general_movdst_operand): Use
311 'reload_in_progress' instead of 'high_life_started'.
312 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
313 divsi_inv_fp): Likewise.
315 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
317 * config/sh/sh-protos.h (prepare_move_operands): Return void
319 * config/sh/sh.c (prepare_move_operands): Likewise.
320 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
322 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
324 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
325 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
326 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
327 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
328 commutative_float_operator, noncommutative_float_operator,
329 sh_handle_pragma): Remove.
331 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
333 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
334 Use @option markup on command-line options. Use @samp markup on
335 literal keywords to options. Use @code markup on code fragments.
336 Use other markup in preference to quotation marks in the text.
337 Add markup to some passages without any.
339 2012-04-06 Mike Stump <mikestump@comcast.net>
341 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
343 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
345 * config/sh/sh.c (hi_const): Remove.
346 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
349 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
351 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
353 * config/sh/sh.c (sh_expand_t_scc): Likewise.
354 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
355 calling sh_expand_t_scc.
357 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
359 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
360 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
361 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
362 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
363 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
364 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
365 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
366 sh2a_is_function_vector_call): Use bool as return type.
367 (sh_pass_in_reg_p): Remove.
368 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
369 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
370 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
371 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
372 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
373 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
374 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
375 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
376 sh_loads_bankedreg_p): Use bool as return type.
377 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
380 2012-04-06 Matt Turner <mattst88@gmail.com>
382 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
384 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
386 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
387 of the destination isn't also a FP_REGS register.
389 2012-04-05 Teresa Johnson <tejohnson@google.com>
390 H.J. Lu <hongjiu.lu@intel.com>
392 * config/i386/i386.h (ix86_tune_indices): Add
394 * config/i386/i386.md (move immediate to memory peephole2):
395 Add cases for HImode move when LCP stall avoidance is needed.
396 * config/i386/i386.c (initial_ix86_tune_features): Initialize
397 X86_TUNE_LCP_STALL entry.
399 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
402 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
403 CONST_INT operands, zero-extended with AND.
405 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
408 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
409 first argument instead of mode size. Move displacement calculations
411 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
412 ... these new functions.
413 (disp_adjust): Remove max_mov_disp field.
414 (sh_legitimate_index_p): Use max_mov_insn_displacement and
415 mov_insn_alignment_mask.
416 (sh_address_cost): Use max_mov_insn_displacement.
418 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
420 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
421 (arch_enabled): Handle new arch types.
422 (one_cmpldi2): Add NEON support.
424 2012-04-05 Richard Guenther <rguenther@suse.de>
426 * gimple.c (walk_gimple_op): Compute val_only for the LHS
427 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
428 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
429 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
430 ... here and make static.
431 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
434 2012-04-05 Richard Guenther <rguenther@suse.de>
436 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
437 basic-block before removing it.
439 2012-04-05 Richard Guenther <rguenther@suse.de>
441 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
442 version namespace as we release the freelist.
444 2012-04-05 Richard Guenther <rguenther@suse.de>
446 * tree-nrv.c (tree_nrv): Release VDEFs.
447 * tree-sra.c (sra_modify_constructor_assign): Likewise.
448 (sra_modify_assign): Likewise.
449 * tree-vect-stmts.c (vect_remove_stores): Likewise.
450 * tree-vect-loop.c (vect_transform_loop): Likewise.
451 * tree-ssa-dom.c (optimize_stmt): Likewise.
452 * tree-vect-slp.c (vect_schedule_slp): Likewise.
453 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
455 2012-04-05 Richard Guenther <rguenther@suse.de>
457 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
459 * gimple.h (gsi_remove): Adjust.
460 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
461 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
462 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
463 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
464 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
465 * tree-ssa-pre.c (eliminate): Likewise.
467 2012-04-04 Mike Stump <mikestump@comcast.net>
469 * doc/rtl.texi (const_double): Document as sign-extending.
470 * expmed.c (expand_mult): Ensure we don't use shift
472 * emit-rtl.c (immed_double_int_const): Refine to state the
474 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
475 CONST_DOUBLE integers.
476 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
477 negative values are converted. Fix conversions bigger than
478 HOST_BITS_PER_WIDE_INT.
479 (simplify_binary_operation_1): Ensure we don't use shift
481 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
482 * explow.c (plus_constant_mode): Add.
483 (plus_constant): Implement with plus_constant_mode.
484 * rtl.h (plus_constant_mode): Add.
486 2012-04-04 Richard Guenther <rguenther@suse.de>
488 PR tree-optimization/52808
489 * tracer.c (tail_duplicate): Do not tail-duplicate loop header
491 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
493 2012-04-04 Tristan Gingold <gingold@adacore.com>
495 * expr.c (expand_expr_real_2): Handle larger sizetype in
498 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
500 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
501 to m2a-single instead of m2e.
503 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
505 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
506 Change type of BITOFFSET to signed. Make sure the lower bound of
507 the computed range is non-negative by adjusting OFFSET and BITPOS.
508 (expand_assignment): Adjust call to get_bit_range.
510 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
512 * h8300/h8300.c (h8300_current_function_monitor_function_p):
513 New function. Added to check monitor functions.
514 (h8300_option_override): Modified to generate error/warning
515 messages for invalid combinations of different command line
517 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
518 save EXR on stack for monitor function in case of H8S target
519 when "-mno-exr" is passed.
520 * h8300/h8300-protos.h
521 (h8300_current_function_monitor_function_p): Add prototype.
522 * doc/invoke.texi: Document H8S options.
524 2012-04-03 Tristan Gingold <gingold@adacore.com>
526 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
527 of gcc_AC_FUNC_MMAP_BLACKLIST.
528 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
529 * Makefile.in (aclocal_deps): Add mmap.m4.
530 * configure: Regenerate.
531 * aclocal.m4: Regenerate.
533 2012-04-03 Richard Guenther <rguenther@suse.de>
535 PR tree-optimization/52808
536 * tracer.c (tail_duplicate): Return whether we have duplicated
538 (tracer): If we have duplicated any block, cleanup the CFG.
539 * cfghooks.c (duplicate_block): If we duplicated a loop
540 header but not its loop, destroy the loop because it now has
542 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
543 the cfg manipulation routines we are not creating a multiple
546 2012-04-03 Tristan Gingold <gingold@adacore.com>
548 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
550 (vms_c_common_override_options): Allow parameterless variadic
553 2012-04-03 Jakub Jelinek <jakub@redhat.com>
555 PR tree-optimization/52835
556 * tree-data-ref.c (build_rdg): Return NULL if
557 compute_data_dependences_for_loop failed.
559 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
561 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
562 for REAL_CST as well.
563 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
564 In the bitfield case, if the value is a REAL_CST, convert it first to
567 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
569 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
570 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
571 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
573 * config/i386/biarchx32.h: New.
575 2012-04-02 Anatoly Sokolov <aesok@post.ru>
577 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
578 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
579 (arm_preferred_reload_class): New function.
581 2012-04-02 Richard Guenther <rguenther@suse.de>
583 PR tree-optimization/52756
584 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
585 (thread_through_loop_header): After threading through the loop latch
586 remove the split part from the loop and clear further threading
587 opportunities that would create a multiple entry loop.
589 2012-04-02 Richard Guenther <rguenther@suse.de>
591 PR rtl-optimization/52800
592 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
595 2012-04-02 Richard Guenther <rguenther@suse.de>
598 * loop-init.c (gate_handle_loop2): Destroy loops here if
599 we don't enter RTL loop optimizers.
601 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
604 2012-03-29 Richard Guenther <rguenther@suse.de>
606 * rtl.h (extended_count): Remove.
607 * combine.c (extended_count): Remove.
609 2012-04-02 Dodji Seketeli <dodji@redhat.com>
612 * pt.c (more_specialized_fn): Don't apply decay conversion to
613 types of function parameters.
615 2012-04-02 Tristan Gingold <gingold@adacore.com>
617 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
618 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
619 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
620 (ggc_pch_this_base): Use uintptr_t instead of size_t.
622 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
625 * config/i386/i386.c (ix86_option_override_internal): Don't
626 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
628 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
630 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
631 (stmt_can_make_abnormal_goto): Use it.
632 (is_ctrl_altering_stmt): Likewise.
634 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
635 Kaz Kojima <kkojima@gcc.gnu.org>
637 * config/sh/sh.c (push_regs): Skip banked registers when
638 resbank attribute is specified.
639 (sh_expand_epilogue): Likewise.
641 2012-03-30 Richard Henderson <rth@redhat.com>
644 * combine-stack-adj.c (prev_active_insn_bb): New.
645 (next_active_insn_bb): New.
646 (force_move_args_size_note): New.
647 (combine_stack_adjustments_for_block): Use it.
649 2012-03-30 Richard Henderson <rth@redhat.com>
651 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
652 (ix86_expand_vector_init_duplicate): Initialize it.
653 (expand_vec_perm_palignr): Likewise.
654 (ix86_expand_vec_perm_const): Likewise.
655 (ix86_vectorize_vec_perm_const_ok): Likewise.
656 (expand_vec_perm_blend): Use it.
657 (expand_vec_perm_vpermil): Likewise.
658 (expand_vec_perm_pshufb): Likewise.
659 (expand_vec_perm_1): Likewise.
660 (expand_vec_perm_pshuflw_pshufhw): Likewise.
661 (expand_vec_perm_interleave2): Likewise.
662 (expand_vec_perm_vpermq_perm_1): Likewise.
663 (expand_vec_perm_vperm2f128): Likewise.
664 (expand_vec_perm_interleave3): Likewise.
665 (expand_vec_perm_vperm2f128_vblend): Likewise.
666 (expand_vec_perm_vpshufb2_vpermq): Likewise.
667 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
668 (expand_vec_perm_broadcast): Likewise.
669 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
671 2012-03-30 Richard Henderson <rth@redhat.com>
673 * dwarf2out.c (gen_variable_die): Initialize off.
675 2012-03-30 Tristan Gingold <gingold@adacore.com>
677 * config/vms/vms-f.c: New file.
678 * config/vms/t-vms (vms-f.o): New rule.
679 * config.gcc (*-*-*vms*): Define fortran_target_objs.
681 2012-03-30 Richard Guenther <rguenther@suse.de>
683 PR tree-optimization/52754
684 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
685 propagate arbitrary addresses into really plain dereferences.
687 2012-03-30 Richard Guenther <rguenther@suse.de>
690 * except.c (emit_to_new_bb_before): Move loop updating ...
691 (dw2_build_landing_pads): ... here. Use a proper block for
692 querying the loop father.
694 2012-03-30 Tristan Gingold <gingold@adacore.com>
696 * config/ia64/ia64.c (ia64_section_type_flags): Remove
697 common_object attribute handling.
698 (SECTION_VMS_OVERLAY): Remove
699 (ia64_vms_common_object_attribute): Replace abort with an assert.
700 Do not set DECL_SECTION_NAME.
701 (ia64_vms_output_aligned_decl_common): Handle common_object
703 (ia64_vms_elf_asm_named_section): Remove.
704 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
706 2012-03-30 Richard Guenther <rguenther@suse.de>
709 * double-int.c (rshift_double): Remove not needed cast.
711 2012-03-30 Richard Guenther <rguenther@suse.de>
713 * tree-affine.h (print_aff): Remove.
714 * tree-affine.c (print_aff): Make static.
715 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
716 (get_references_in_stmt): Likewise.
717 (print_direction_vector): Likewise.
718 (print_dir_vectors): Likewise.
719 (print_dist_vectors): Likewise.
720 (dump_subscript): Likewise.
721 (dump_ddrs): Likewise.
722 (dump_dist_dir_vectors): Likewise.
723 (dump_data_references): Likewise.
724 (dump_data_dependence_relation): Likewise.
725 (dump_data_dependence_direction): Likewise.
726 (dump_rdg_vertex): Likewise.
727 (dump_rdg_component): Likewise.
728 (debug_ddrs): Declare.
729 (struct data_ref_loc_d): Move ...
730 * tree-data-ref.c (struct data_ref_loc_d): ... here.
731 (get_references_in_stmt): Make static.
732 (dump_data_references): Likewise.
733 (dump_subscript): Likewise.
734 (print_direction_vector): Likewise.
735 (print_dir_vectors): Likewise.
736 (print_dist_vectors): Likewise.
737 (dump_data_dependence_relation): Likewise.
738 (dump_dist_dir_vectors): Likewise.
739 (dump_ddrs): Likewise.
740 (dump_rdg_vertex): Likewise.
741 (dump_rdg_component): Likewise.
742 (debug_ddrs): New function.
743 (access_matrix_get_index_for_parameter): Remove.
745 2012-03-30 Tristan Gingold <gingold@adacore.com>
747 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
748 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
749 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
750 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
751 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
752 (vms_patch_builtins): Handle new flags
753 * config/vms/vms-crtlmap.map: Completed using nm on
754 c and math system libraries.
755 * config/vms/make-crtlmap.awk: Handle any number of flags.
757 2012-03-30 Martin Jambor <mjambor@suse.cz>
759 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
760 is a builtin_stack_save in a dominating BB.
762 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
764 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
765 crossing 128bit lane boundary.
767 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
769 * ira-color.c (setup_left_conflict_sizes_p): Process all
772 2012-03-29 Jakub Jelinek <jakub@redhat.com>
774 PR tree-optimization/52760
775 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
776 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
778 2012-03-29 Richard Guenther <rguenther@suse.de>
780 * cgraph.h (cgraph_materialize_all_clones): Remove.
781 (reset_inline_failed): Likewise.
782 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
783 * cgraphbuild.c (reset_inline_failed): Remove.
784 * rtl.h (cse_main): Remove.
785 (extended_count): Likewise.
786 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
787 (cse_main): Make static.
788 * combine.c (extended_count): Remove.
789 (dump_combine_stats): Mark as DEBUG_FUNCTION.
790 * basic-block.h (reorder_basic_blocks): Remove.
791 * bb-reorder.c (reorder_basic_blocks): Make static.
792 * Makefile.in (dse.o): Remove dse.h dependency.
794 * dse.c (gate_dse): Remove.
795 (clear_alias_mode_eq): Likewise.
796 (clear_alias_mode_hash): Likewise.
797 (dse_record_singleton_alias_set): Likewise.
798 (dse_invalidate_singleton_alias_set): Likewise.
800 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
802 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
803 crtbegin_so%O%s for -shared.
804 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
806 2012-03-29 Richard Guenther <rguenther@suse.de>
808 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
809 (add_to_value): Remove.
810 (print_value_expressions): Likewise.
811 * tree-ssa-pre.c (add_to_value): Make static.
812 (print_value_expressions): Likewise.
813 * gimple.h (gimple_adjust_this_by_delta): Remove.
814 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
816 2012-03-29 Richard Guenther <rguenther@suse.de>
819 * double-int.h (rshift_double): Remove.
820 * double-int.c (lshift_double): Use absu_hwi to make count
822 (rshift_double): Make static, take unsigned count argument,
823 remove handling of negative count argument.
824 (double_int_rshift): Dispatch to lshift_double.
826 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
828 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
831 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
832 (SPEC_X32): Likewise.
833 (MULTILIB_DEFAULTS): Likewise.
835 * config/i386/i386.c (isa_opts): Remove -m64.
836 (ix86_target_string): Properly handle -m32/-m64/-mx32.
837 (ix86_option_override_internal): Properly
838 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
839 handle -m32, -m64 and -mx32.
841 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
842 with OPTION_ABI_X32. Moved after TARGET_LP64.
843 (TARGET_LP64): Changed to OPTION_ABI_64.
845 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
846 (mx32): Replace ISA_X32 with ABI_X32.
848 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
850 * tree.c (tree_size) <VECTOR_CST>: New case.
852 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
854 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
855 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
857 2012-03-28 Jakub Jelinek <jakub@redhat.com>
860 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
861 __builtin_va_start to __builtin_next_arg if the latter is
862 builtin_decl_explicit_p rather than when it is not.
865 * tree-vect-generic.c (vector_element): Perform multiplication
866 for pos in bitsizetype type instead of idx type.
868 2012-03-28 Richard Guenther <rguenther@suse.de>
870 * loop-init.c (loop_optimizer_init): If loops are preserved
871 perform incremental initialization of required loop features.
872 (loop_optimizer_finalize): If loops are to be preserved only
873 clean up optional loop features.
874 (rtl_loop_done): Forcefully free loops here.
875 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
876 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
878 (construct_init_block): Likewise.
879 (construct_exit_block): Likewise.
880 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
881 the CFG after expanding.
882 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
883 If we needed to calculate them, free them afterwards.
884 * tree-pass.h (PROP_loops): New define.
885 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
886 * basic-block.h (CLEANUP_CFG_CHANGED): New.
887 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
888 (cleanup_cfg): If we did something and have loops around, fix them up.
889 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
890 with CLEANUP_CFG_CHANGED.
891 * cfghooks.c (merge_blocks): If we merge a loop header into
892 its predecessor, update the loop structure.
893 (duplicate_block): If we copy a loop latch, adjust loop state
894 to note we may have multiple latches.
895 (delete_basic_block): Mark loops for fixup if we remove a loop.
896 * cfganal.c (forwarder_block_p): Protect loop latches, headers
898 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
899 (cfg_layout_can_merge_blocks_p): Likewise.
900 * cprop.c (bypass_block): If we create a loop with multiple
901 entries, mark it for removal.
902 * except.c (emit_to_new_bb_before): Add the new basic-block
904 * tree-eh.c (lower_resx): Likewise.
905 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
906 (expand_omp_taskreg): Likewise.
907 * tree-inline.c (initialize_cfun): Likewise.
908 * tree-mudflap.c (add_bb_to_loop): Prototype.
909 (mf_build_check_statement_for): Properly add new basic-blocks
911 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
913 (thread_through_loop_header): Likewise.
914 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
915 new basic-blocks to existing loops.
916 (expand_transaction): Likewise.
917 * Makefile.in (except.o): Add $(CFGLOOP_H).
919 (cgraph.o): Likewise.
921 (cfgexpand.o): Likewise.
922 (cfganal.o): Likewise.
923 (trans-mem.o): Likewise.
924 (tree-eh.o): Likewise.
926 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
929 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
930 (avr_builtin_decl): New static function.
931 (struct avr_builtin_description, avr_bdesc): Move up.
932 Add GTY marker. Add field fndecl. Remove redundant field id.
933 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
934 (avr_expand_builtin): Code cleanup because .id is removed.
936 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
939 * config.gcc (tm_file): Remove avr/multilib.h.
941 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
943 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
944 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
945 * config/avr/t-avr: Remove generation of multilib.h.
946 * config/avr/t-multilib: Regenerate.
947 * config/avr/multilib.h: Remove.
948 * config/avr/avr.opt (-msp8): New option.
949 (avr_sp8): New variable.
950 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
951 * config/avr/avr.h (AVR_HAVE_SPH): New define.
952 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
953 (avr_device_to_sp8): New prototype.
954 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
955 (DRIVER_SELF_SPECS): New define.
956 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
957 __AVR_SP8__, __AVR_HAVE_SPH__.
958 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
959 AVR_HAVE_8BIT_SP to decide if SP_H is present.
960 (avr_file_start): Ditto.
962 2012-03-28 Jakub Jelinek <jakub@redhat.com>
965 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
966 instead of 8 in adjust_address.
968 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
971 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
974 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
977 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
978 Rearrange conditional logic. Move displacement address calculations
980 (sh_find_mov_disp_adjust): ... this new function.
982 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
984 * config/arm/arm.opt (mapcs): Remove MaskExists.
985 * config/cris/linux.opt (mno-gotplt): Likewise.
986 * config/i386/i386.opt (mhard-float): Likewise.
988 (mno-sse4): Likewise.
989 * config/m68k/m68k.opt (mhard-float): Likewise.
990 * config/mep/mep.op (mcop32): Likewise.
991 * config/pa/pa-hpux.opt (msio): Likewise.
992 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
993 * config/picochip/picochip.opt (mlittle): Likewise.
994 * config/sh/sh.opt (mrenesas): Likewise.
995 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
996 * config/sparc/sparc.opt (mhard-float): Likewise.
997 * config/v850/v850.opt (mv850es): Likewise.
998 * config/vax/vax.opt (mg-float): Likewise.
1000 2012-03-27 Martin Jambor <mjambor@suse.cz>
1003 * tree-sra.c (sra_modify_assign): Do not call
1004 load_assign_lhs_subreplacements when working with an unscalarizable
1007 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
1010 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
1012 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
1013 * config/i386/i386.c: Include reload.h.
1014 (ix86_legitimize_reload_address): New function.
1016 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
1018 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
1019 hasn't been allocated. Define a target macro for Mask and
1020 InverseMask if it hasn't been defined. Remove MaskExists handling.
1022 * doc/options.texi: Remove MaskExists.
1024 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
1027 * config/sh/sh.c (find_barrier): Add equality check of last_got
1028 to avoid going above orig insn. Update comments.
1030 2012-03-27 Richard Guenther <rguenther@suse.de>
1033 * fold-const.c (try_move_mult_to_index): Handle &x.array more
1036 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
1038 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
1039 of a unit before computing the offset in units.
1040 * expr.c (get_bit_range): Return the null range if the enclosing record
1041 is part of a larger bit field.
1043 2012-03-27 Tristan Gingold <gingold@adacore.com>
1045 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
1046 * config/ia64/ia64.md: Remove mode in template.
1047 Sign extend operand in expand_simple_binop.
1048 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
1049 CASE_VECTOR_MODE instead of TARGET_ILP32.
1050 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
1052 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
1054 * varasm.c (assemble_external): #if 0 out the new assert from the
1055 previous commit, it breaks the Java and Go front ends.
1057 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
1059 * toplev.c (check_global_declaration_1): Do not call assemble_external.
1060 * expr.c (emit_block_move_libcall_fn): Likewise.
1061 (clear_storage_libcall_fn): Likewise.
1062 (expand_expr_addr_expr_1): Likewise.
1063 (expand_expr_real_1): Likewise.
1064 * calls.c (rtx_for_function_call): Likewise.
1066 * varasm.c (assemble_external): Assert this function is only called
1067 during or after expanding to RTL.
1069 2012-03-26 Martin Jambor <mjambor@suse.cz>
1071 PR tree-optimization/50052
1072 * tree-sra.c (tree_non_aligned_mem_p): Removed.
1073 (tree_non_aligned_mem_for_access_p): Likewise.
1074 (build_accesses_from_assign): Removed strict alignment requirements
1076 (access_precludes_ipa_sra_p): Likewise.
1078 2012-03-26 Richard Guenther <rguenther@suse.de>
1080 PR tree-optimization/52701
1081 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
1082 compute and set the evolution part of PHI nodes.
1084 2012-03-26 Richard Guenther <rguenther@suse.de>
1086 PR tree-optimization/52721
1087 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
1089 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
1091 PR tree-optimization/52686
1092 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
1095 2012-03-26 Tristan Gingold <gingold@adacore.com>
1097 * config/alpha/vms.h (LINK_SPEC): Simplify.
1098 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
1099 (NAME__MAIN, SYMBOL__MAIN): Remove.
1100 (VMS_DEBUG_MAIN_POINTER): Remove.
1101 * config/ia64/vms.h: Likewise.
1102 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
1103 code to vms.c. Call vms_start_function.
1104 * config/ia64/ia64.c (ia64_start_function): Likewise.
1105 * config/vms/vms-protos.h (vms_start_function): Declare.
1106 * config/vms/vms.c (vms_start_function): New function.
1107 * config/vms/vms.h (MATH_LIBRARY): Define.
1108 (VMS_DEBUG_MAIN_POINTER): Define.
1110 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
1112 PR rtl-optimization/52629
1113 * reload1.c (count_pseudo): Short-circuit common case.
1114 (count_spilled_pseudo): Return early for pseudos without hard regs.
1115 Assert that the pseudo has got a hard reg before manipulating it.
1117 2012-03-24 Jan Hubicka <jh@suse.cz>
1120 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
1121 (decide_is_variable_needed): Do not handle toplevel reorder here.
1122 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
1123 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
1126 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
1128 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
1129 and str_bitsize instead of more convoluted expressions.
1131 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
1134 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
1136 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
1139 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
1141 2012-03-23 Martin Jambor <mjambor@suse.cz>
1143 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
1145 2012-03-23 Richard Guenther <rguenther@suse.de>
1147 PR tree-optimization/52678
1148 * tree-vectorizer.h (struct _stmt_vec_info): Add
1149 loop_phi_evolution_part member.
1150 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
1151 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
1152 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
1153 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
1154 Use the cached evolution part and the PHI nodes value from
1155 the loop preheader edge instead of re-analyzing the evolution.
1157 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1159 * config/mips/mips-tables.opt: Update.
1160 * config/mips/mips.md (processor): Add xlp.
1161 * config/mips/mips-cpus.def: Add xlp.
1162 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
1164 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
1165 * doc/invoke.texi: Mention XLP.
1167 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1170 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
1171 on any new_local_var_chain vars declared during recursing on
1172 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
1174 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
1176 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
1177 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
1178 (ASM_OUTPUT_LOCAL): Ditto.
1179 (ASM_OUTPUT_COMMON): Remove.
1180 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
1181 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
1183 2012-03-22 Jan Hubicka <jh@suse.cz>
1186 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
1188 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
1189 * ipa-inline-transform.c (save_inline_function_body): Remove
1190 copied clone if needed.
1191 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
1193 2012-03-22 Richard Guenther <rguenther@suse.de>
1196 * fold-const.c (fold_ternary_loc): Fix typo.
1198 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1201 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
1202 (unspecv): Add UNSPECV_MEMORY_BARRIER.
1203 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
1204 (delay_cycles_1, delay_cycles_2): Ditto.
1205 (delay_cycles_3, delay_cycles_4): Ditto.
1206 (nopv, *nopv): Ditto.
1207 (sleep, *sleep): Ditto.
1210 2012-03-22 Richard Guenther <rguenther@suse.de>
1212 PR tree-optimization/52548
1213 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
1214 because of clobbers.
1215 (prune_clobbered_mems): New function.
1216 (compute_antic_aux): Use it to prune ANTIC_OUT.
1217 (compute_partial_antic_aux): Use it to prune PA_IN.
1218 (compute_avail): Only insert expressions into EXP_GEN that are not
1219 invalidated when translated up to the beginning of the block.
1221 2012-03-22 Richard Guenther <rguenther@suse.de>
1223 PR tree-optimization/52638
1224 * tree-vect-stmts.c (vect_init_vector_1): New function, split
1226 (vect_init_vector): ... here. Handle scalar vector inits.
1227 (vect_get_vec_def_for_operand): Adjust.
1228 (vectorizable_load): Likewise.
1230 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
1232 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
1233 (alpha*-*-freebsd*): Ditto.
1234 (alpha*-*-netbsd*): Ditto.
1235 (alpha*-*-openbsd*): Ditto.
1236 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
1237 (DWARF2_DEBUGGING_INFO): Remove.
1238 (PREFERRED_DEBUGGING_TYPE): Remove.
1239 (ASM_FINAL_SPEC): Remove.
1240 (IDENT_ASM_OP): Remove.
1241 (ASM_OUTPUT_IDENT): Remove.
1242 (SKIP_ASM_OP): Remove.
1243 (ASM_OUTPUT_SKIP): Remove.
1244 (ALIGN_ASM_OP): Remove.
1245 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
1246 (ASM_OUTPUT_CASE_LABEL): Remove.
1247 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
1248 (COMMON_ASM_OP): Remove.
1249 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
1250 (ASCII_DATA_ASM_OP): Remove.
1251 (READONLY_DATA_SECTION_ASM_OP): Remove.
1252 (INIT_SECTION_ASM_OP): Remove.
1253 (FINI_SECTION_ASM_OP): Remove.
1254 (ASM_SECTION_START_OP): Remove.
1255 (ASM_OUTPUT_SECTION_START_FILE): Remove.
1256 (TARGET_ASM_NAMED_SECTION): Remove.
1257 (TARGET_ASM_SELECT_SECTION): Remove.
1258 (MAKE_DECL_ONE_ONLY): Remove.
1259 (TYPE_ASM_OP): Remove.
1260 (SIZE_ASM_OP): Remove.
1261 (ASM_WEAKEN_LABEL): Remove.
1262 (TYPE_OPERAND_FMT): Remove.
1263 (ASM_DECLARE_RESULT): Remove.
1264 (ASM_DECLARE_OBJECT_NAME): Remove.
1265 (ASM_FINISH_DECLARE_OBJECT): Remove.
1266 (ELF_ASCII_ESCAPES): Remove.
1267 (ELF_STRING_LIMIT): Remove.
1268 (STRING_ASM_OP): Remove.
1269 (ASM_OUTPUT_EXTERNAL): Remove.
1270 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
1271 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
1273 (ASM_DECLARE_FUNCTION_NAME): Ditto.
1274 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
1275 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
1276 (ASM_OUTPUT_SKIP): Ditto.
1277 (READONLY_DATA_SECTION_ASM_OP): Remove.
1278 (USER_LABEL_PREFIX): Remove.
1279 (ASM_OUTPUT_ASCII): Remove.
1280 (ASM_OUTPUT_CASE_LABEL): Remove.
1281 (NO_DOLLAR_IN_LABEL): Undefine.
1283 2012-03-22 Richard Guenther <rguenther@suse.de>
1285 PR tree-optimization/52459
1286 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
1287 PHI insertion for calls.
1289 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
1291 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
1292 find_sets_in_insn, canonicalize_insn): Split out from ...
1293 (cse_insn): ... here.
1294 (invalidate_from_clobbers): Take an insn instead of the pattern.
1296 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
1299 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
1300 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
1301 * config/sh/sh.md (sindf2, cosdf2): Remove.
1303 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
1306 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
1307 prologue for unwinder and profiler.
1309 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
1311 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
1312 Introduce emul_name to select the right linker emulation for
1313 powerpc64-*-freebsd*.
1314 * configure: Regenerate.
1315 * config.gcc: Add bits to support powerpc64-*-freebsd*.
1316 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
1317 * config/rs6000/freebsd64.h: New file.
1318 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
1320 (rs6000_savres_strategy): Likewise.
1321 (rs6000_savres_routine_name): Likewise.
1322 (rs6000_elf_file_end): Likewise.
1323 * config/rs6000/t-freebsd64: New file.
1324 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
1325 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
1327 * config/rs6000/freebsd64.h: Remove duplicated entries from last
1329 * config/rs6000/t-freebsd64: Likewise.
1331 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
1333 PR rtl-optimization/52543
1335 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
1336 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
1337 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
1338 (avr_load_libgcc_p): Restrict to __flash loads.
1339 (avr_out_lpm): Only handle 1-byte loads from __flash.
1340 (avr_load_lpm): New function.
1341 (avr_find_unused_d_reg): Remove.
1342 (avr_out_lpm_no_lpmx): Remove.
1343 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
1344 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
1345 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
1346 (load_<mode>, load_<mode>_clobber): New insns.
1347 (mov<mode>): For multi-byte move from non-generic
1348 16-bit address spaces: Expand to load_<mode> resp.
1349 load_<mode>_clobber.
1350 (load<mode>_libgcc): Remove expander.
1351 (split-lpmx): Remove split.
1353 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
1355 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
1356 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
1357 All callers changed.
1358 (Fixed_core_reg): New feature.
1359 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
1361 * neon-testgen.ml: Handle Fixed_core_reg.
1363 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
1365 * config/arm/arm.c (thumb2_reorg): Add complete support
1366 for 16-bit instructions.
1367 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
1369 2012-03-21 Richard Guenther <rguenther@suse.de>
1371 PR tree-optimizer/52636
1372 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
1373 to the appropriate type.
1375 2012-03-21 Richard Guenther <rguenther@suse.de>
1377 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
1379 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
1380 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
1381 * passes.c (init_optimization_passes): Remove pass_init_function,
1382 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
1383 * tree-pass.h (pass_init_function): Remove.
1384 (pass_jump): Remove.
1385 (pass_initial_value_sets): Remove.
1386 (pass_unshare_all_rtl): Remove.
1387 * integrate.c (pass_initial_value_sets): Remove.
1388 * emit-rtl.c (pass_unshare_all_rtl): Remove.
1389 * tree.h (init_function_for_compilation): Remove.
1390 * function.c (init_function_for_compilation): Remove.
1391 (pass_init_function): Remove.
1392 * cfgcleanup.c (rest_of_handle_jump): Remove.
1393 (pass_jump): Remove.
1395 2012-03-20 Jason Merrill <jason@redhat.com>
1397 * tree-streamer-in.c (streamer_alloc_tree): Call
1398 ggc_alloc_zone_cleared_tree_node instead of
1399 ggc_alloc_zone_cleared_tree_node_stat.
1401 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
1403 * doc/extend.texi (Template Instantiation): Remove anachronisms.
1405 2012-03-20 Jakub Jelinek <jakub@redhat.com>
1408 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
1409 (ix86_expand_vec_perm_const_1): Call it.
1411 * config/i386/i386.c (vselect_insn): New variable.
1412 (init_vselect_insn): New function.
1413 (expand_vselect, expand_vselect_insn): Add testing_p argument.
1414 Call init_vselect_insn if vselect_insn is NULL. Adjust
1415 PATTERN (vselect_insn), instead of creating a new insn each time,
1416 only emit a copy of it if not testing and recog has been successful.
1417 (expand_vec_perm_pshufb, expand_vec_perm_1,
1418 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
1422 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
1423 ("enabled" attribute): Handle avx2 and noavx2 isas.
1424 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
1426 (vec_dup<mode>): Add avx2 =x,x alternative.
1427 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
1428 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
1429 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
1430 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
1432 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
1433 if possible, handle also V8SFmode.
1435 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
1437 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
1438 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
1439 reg_or_zero_operand predicate.
1440 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
1442 2012-03-20 Jakub Jelinek <jakub@redhat.com>
1444 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
1445 If operand isn't UNSPEC, return 0.
1447 2012-03-20 Richard Guenther <rguenther@suse.de>
1449 * tree-pass.h (pass_rtl_eh): Remove.
1450 * except.c (gate_handle_eh): Likewise.
1451 (rest_of_handle_eh): Likewise.
1452 (pass_rtl_eh): Likewise.
1453 (finish_eh_generation): Export.
1454 * except.h (finish_eh_generation): Declare.
1455 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
1456 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
1457 after expanding stack alignment. Instead of compacting blocks
1460 2012-03-20 Richard Guenther <rguenther@suse.de>
1462 * stor-layout.c (finish_bitfield_representative): Fallback
1463 to conservative maximum size if the padding up to the next
1464 field cannot be computed as a constant.
1465 (finish_bitfield_layout): If we cannot compute the distance
1466 between the start of the bitfield representative and the
1467 bitfield member start a new representative.
1468 * expr.c (get_bit_range): The distance between the start of
1469 the bitfield representative and the bitfield member is zero
1470 if the field offsets are not constants.
1472 2012-03-20 Tristan Gingold <gingold@adacore.com>
1474 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
1475 convert in lowercase.
1476 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
1477 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
1478 * stor-layout.c (sizetype_tab): Adjust.
1479 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
1480 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
1481 instead of type_kind_last.
1482 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
1483 instead of size_int_kind.
1484 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
1485 * doc/tm.texi: Regenerate.
1486 * defaults.h (SIZETYPE): Provide a default value.
1487 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
1490 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
1492 * config/sh/sh.md: Use braced string notation where applicable.
1494 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
1496 * config/i386/i386.md (allocate_stack): Simplify.
1498 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
1500 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
1501 copy_to_mode_reg (Pmode, ...).
1502 (expand_builtin_frame_address): Ditto.
1503 * expr.c (emit_block_move_via_libcall): Ditto.
1504 (set_storage_via_libcall): Ditto.
1506 * config/i386/i386.c (ix86_expand_movmem): Ditto.
1507 (ix86_expand_setmem): Ditto.
1508 (ix86_trampoline_init): DItto.
1509 * config/i386/i386.md (cmpstrnsi): Ditto.
1511 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
1513 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
1514 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
1515 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
1516 (SH Options): Likewise.
1518 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
1520 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
1521 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
1522 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
1523 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
1524 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
1527 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
1529 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
1530 * config/i386/i386.c (ix86_decompose_address): Use
1531 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
1532 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
1533 thread pointer to a register.
1536 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
1538 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
1539 if Pmode != word_mode.
1540 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
1541 Pmode == SImode for TARGET_X32.
1543 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
1544 (tls_initial_exec_x32): Likewise.
1546 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
1549 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
1550 DISP_ADDR_OFFSET): New macros.
1551 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
1552 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
1553 (sh_legitimize_address): Add QImode displacement handling.
1554 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
1556 (sh_secondary_reload): Add QImode displacement handling.
1557 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
1558 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
1559 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
1560 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
1561 to register operands only.
1562 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
1563 (extendqihi2): Change insn to expander.
1564 (*extendqihi2_compact_reg): New insn.
1565 (movqi_i, movqi): Replace with ...
1566 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
1567 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
1568 Add new peepholes for QImode displacement addressing.
1570 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
1573 * doc/invoke.texi: Document -Wuseless-cast.
1575 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
1577 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
1578 * tree.h (handled_component_p): Reorder cases.
1579 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
1580 not initialize unsignedp.
1581 (loc_list_from_tree): Likewise.
1582 (fortran_common): Likewise.
1583 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
1585 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
1587 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
1588 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
1589 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
1590 (ix86_split_long_move): Ditto.
1591 (legitimize_tls_address): Use ix86_gen_sub3.
1592 (construct_plt_address): Assert that Pmode == DImode.
1594 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
1596 * config/i386/i386.md: Remove empty predicates and/or constraints.
1597 * config/i386/sync.md: Ditto.
1598 * config/i386/sse.md: Ditto.
1599 * config/i386/mmx.md: Ditto.
1600 * config/i386/pentium.md: Ditto.
1601 * config/i386/athlon.md: Ditto.
1603 2012-03-16 Richard Guenther <rguenther@suse.de>
1605 PR tree-optimization/52603
1606 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
1610 2012-03-14 Richard Guenther <rguenther@suse.de>
1612 PR tree-optimization/52571
1613 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
1614 flag_section_anchors check ...
1615 (vect_can_force_dr_alignment_p): ... here.
1617 2012-03-16 Martin Jambor <mjambor@suse.cz>
1619 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
1620 memory through MEM_REFs by calling extract_bit_field.
1622 2012-03-16 Richard Guenther <rguenther@suse.de>
1624 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
1625 and REFERENCE_TYPE interpretations.
1626 (can_native_interpret_type_p): New function.
1627 (fold_ternary_loc): Use native encode/interpret to fold
1628 BIT_FIELD_REFs of constants.
1630 2012-03-16 Richard Guenther <rguenther@suse.de>
1633 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
1634 of vector constants and constructors.
1636 2012-03-16 Richard Guenther <rguenther@suse.de>
1638 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
1639 VIEW_CONVERT_EXPR to convert constants.
1640 (vect_is_simple_use): Treat all constants as vec_constant_def.
1642 2012-03-16 Richard Guenther <rguenther@suse.de>
1643 Kai Tietz <ktietz@redhat.com>
1646 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
1647 side-effects completely in the pre-queue and use a temporary
1650 2012-03-16 Richard Guenther <rguenther@suse.de>
1652 * stor-layout.c (finish_bitfield_representative): Fall back
1653 to the conservative maximum size if we cannot compute the
1654 size of the tail padding.
1656 2012-03-16 Tristan Gingold <gingold@adacore.com>
1658 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
1659 __CRTL_VER and __VMS_VER.
1660 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
1661 and vms_c_get_vms_ver.
1662 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
1664 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
1665 (VMS_DEFAULT_VMS_VER): Define.
1666 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
1667 (VMS_DEFAULT_VMS_VER): Define.
1669 2012-03-16 Richard Guenther <rguenther@suse.de>
1671 * tree-vect-loop.c (get_initial_def_for_induction): Use
1672 build_constructor directly.
1673 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
1674 build_vector_from_val.
1675 * tree.c (build_vector_from_val): Avoid creating a constructor
1676 first when we want a constant vector.
1678 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1680 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
1682 2012-03-16 Richard Guenther <rguenther@suse.de>
1684 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
1685 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
1686 (struct tree_vector): Remove elements member, add variable size
1688 (build_vector_stat): Declare.
1689 (build_vector): Define in terms of build_vector_stat.
1690 * tree.c (build_vector): Rename to ...
1691 (build_vector_stat): ... this. Take array of trees as parameter.
1692 (build_vector_from_ctor): Adjust.
1693 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
1694 initializer_zerop): Adjust.
1695 * cfgexpand.c (expand_debug_expr): Likewise.
1696 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
1697 const_vector_from_tree): Likewise.
1698 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
1699 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
1700 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
1701 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
1702 (lto_input_ts_vector_tree_pointers): Adjust.
1703 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
1704 (write_ts_vector_tree_pointers): Adjust.
1705 * varasm.c (const_hash_1, compare_constant, copy_constant,
1706 output_constant): Adjust.
1707 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
1708 * print-tree.c (print_node): Adjust.
1709 * tree-pretty-print.c (dump_generic_node): Adjust.
1710 * tree-vect-generic.c (uniform_vector_p, vector_element,
1711 lower_vec_perm): Adjust.
1712 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
1713 * tree-vect-slp.c (vect_get_constant_vectors,
1714 vect_transform_slp_perm_load): Adjust.
1715 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
1716 * expmed.c (make_tree): Adjust.
1717 * config/i386/i386.c (ix86_expand_builtin): Adjust.
1718 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
1720 (sparc_fold_builtin): Adjust.
1722 2012-03-16 Tristan Gingold <gingold@adacore.com>
1724 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
1725 * config/vms/vms-stdint.h: New file.
1727 2012-03-16 Tristan Gingold <gingold@adacore.com>
1729 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
1730 (ia64-hp-*vms*): Replaced by ...
1731 (*-*-*vms*): ... This new entry.
1733 2012-03-15 Jakub Jelinek <jakub@redhat.com>
1736 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
1737 (ix86_expand_vec_perm_const_1): Use it.
1740 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
1741 (avx2_permv4df): Remove.
1742 (avx2_permv4di): Macroize into...
1743 (avx2_perm<mode>): ... this using VI8F_256 iterator.
1744 (avx2_permv4di_1): Macroize into...
1745 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
1747 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
1749 * combine.c (apply_distributive_law): Do not distribute SUBREG.
1751 2012-03-15 Ira Rosen <irar@il.ibm.com>
1752 Ulrich Weigand <ulrich.weigand@linaro.org>
1754 * tree-vect-patterns.c (widened_name_p): Rename to ...
1755 (type_conversion_p): ... this. Add new argument to determine
1756 if it's a promotion or demotion operation. Check for
1757 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
1758 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
1760 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
1761 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
1763 (vect_recog_mixed_size_cond_pattern): Likewise and allow
1764 non-constant then and else clauses.
1766 2012-03-15 Ira Rosen <irar@il.ibm.com>
1767 Ulrich Weigand <ulrich.weigand@linaro.org>
1769 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
1770 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
1772 * tree-vect-patterns.c (widened_name_p): Pass basic block
1773 info to vect_is_simple_use.
1774 (vect_recog_dot_prod_pattern): Fail for basic blocks.
1775 (vect_recog_widen_sum_pattern): Likewise.
1776 (vect_handle_widen_op_by_const): Support basic blocks.
1777 (vect_operation_fits_smaller_type,
1778 vect_recog_over_widening_pattern): Likewise.
1779 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
1780 Update call to vect_is_simple_use.
1781 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
1783 (check_bool_pattern): Add an argument, update call to
1784 vect_is_simple_use and the recursive calls.
1785 (vect_recog_bool_pattern): Update relevant function calls.
1787 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
1788 (vect_pattern_recog_1): Check for reduction only in loops.
1789 (vect_pattern_recog): Add new argument. Support basic blocks.
1790 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
1791 info to vect_is_simple_use_1.
1792 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
1793 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
1795 2012-03-15 Jakub Jelinek <jakub@redhat.com>
1796 Andrew Pinski <apinski@cavium.com>
1799 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
1800 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
1801 calls instead of __builtin_ir{int,ound}*.
1803 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1805 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
1808 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1810 * config.gcc (target_type_format_char): New. Document it. Set it for
1812 * configure.ac (gnu_unique_option): Use target_type_format_char
1813 in test. Comment rationale.
1814 * configure: Regenerate .
1816 2012-03-15 Jakub Jelinek <jakub@redhat.com>
1818 PR tree-optimization/52267
1819 * tree-vrp.c (masked_increment): New function.
1820 (register_edge_assert_for_2): Derive ASSERT_EXPRs
1821 from (X & CST1) cmp CST2 tests.
1823 2012-03-15 Richard Guenther <rguenther@suse.de>
1826 * tree-data-ref.c (subscript_dependence_tester_1): Check
1827 all dimensions for non-conflicting access functions.
1829 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
1832 * doc/invoke.texi [C++ Language Options]: Document
1833 -ftemplate-backtrace-limit.
1835 2012-03-15 Tristan Gingold <gingold@adacore.com>
1837 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
1840 2012-03-15 Tristan Gingold <gingold@adacore.com>
1842 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
1843 use DW_OP_call_frame_cfa.
1845 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
1848 * config/i386/i386-opts.h (pmode): New.
1850 * config/i386/i386.c (ix86_option_override_internal): Properly
1851 check and set ix86_pmode.
1853 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
1855 * config/i386/i386.opt (maddress-mode=): New.
1857 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
1859 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1861 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
1862 (dwarf2out_do_cfi_asm): Likewise.
1863 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
1865 (add_data_member_location_attribute): Likewise.
1866 (gen_array_type_die): Likewise.
1867 (gen_subprogram_die): Likewise.
1868 (gen_producer_string): Likewise.
1869 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
1870 Remove MIPS_DEBUGGING_INFO handling.
1871 (sdb_debug_hooks): Likewise.
1872 (sdbout_begin_block): Likewise.
1873 (sdbout_end_block): Likewise.
1874 (sdbout_begin_prologue): Likewise.
1875 (sdbout_start_source_file): Likewise.
1876 (sdbout_end_source_file): Likewise.
1877 (sdbout_init): Likewise.
1878 * system.h (MIPS_DEBUGGING_INFO): Poison.
1880 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1882 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
1883 (alpha_file_start) [MS_STAMP]: Remove.
1885 * config/alpha/elf.h (TARGET_GAS): Remove.
1886 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
1887 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
1888 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
1889 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
1890 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
1891 (alpha*-*-freebsd*): Likewise.
1892 (alpha*-*-netbsd*): Likewise.
1893 (alpha*-*-openbsd*): Likewise.
1894 (alpha*-*-*): Remove target_cpu_default2.
1895 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
1897 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
1898 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
1899 * config/alpha/alpha.c (print_operand): Always assume
1900 TARGET_AS_SLASH_BEFORE_SUFFIX.
1901 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
1902 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
1903 ("*builtin_setjmp_receiver_er_1"): Remove.
1904 * config/alpha/alpha.opt (malpha-as): Remove.
1906 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
1908 Remove DEC Unix reference.
1910 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
1911 (EXTENDED_COFF): Remove.
1912 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
1913 (EXTENDED_COFF): Don't undef.
1914 * config/alpha/alpha.c (alpha_file_start): Always assume
1916 Don't set targetm.asm_file_start_file_directive.
1917 [!OBJECT_FORMAT_ELF]: Remove.
1918 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
1920 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
1921 (DBX_DEBUGGING_INFO): Remove.
1922 (MIPS_DEBUGGING_INFO): Remove.
1923 (PREFERRED_DEBUGGING_TYPE): Remove.
1924 (DBX_OUTPUT_SOURCE_LINE): Remove.
1925 (SDB_OUTPUT_SOURCE_LINE): Remove.
1926 (DBX_CONTIN_LENGTH): Remove.
1927 (NO_DBX_FUNCTION_END): Remove.
1928 (ASM_STABS_OP): Remove.
1929 (ASM_STABN_OP): Remove.
1930 (ASM_STABD_OP): Remove.
1931 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
1932 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
1933 (PUT_SDB_DEF): Remove.
1934 (PUT_SDB_PLAIN_DEF): Remove.
1935 (PUT_SDB_TYPE): Remove.
1936 (sdb_label_count): Remove.
1937 (PUT_SDB_BLOCK_START): Remove.
1938 (PUT_SDB_BLOCK_END): Remove.
1939 (PUT_SDB_FUNCTION_START): Remove.
1940 (PUT_SDB_FUNCTION_END): Remove.
1941 (PUT_SDB_EPILOGUE_END): Remove.
1942 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
1943 (MIPS_DEBUGGING_INFO): Don't undef.
1944 (DBX_DEBUGGING_INFO): Don't undef.
1945 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
1946 (MIPS_DEBUGGING_INFO): Don't undef.
1947 (DBX_DEBUGGING_INFO): Don't undef.
1948 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
1949 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
1951 (alpha_start_function): Likewise.
1952 (sdb_label_count): Remove.
1953 (alpha_output_filename): Remove DBX_DEBUG handling.
1954 (alpha_file_start): Likewise.
1956 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1958 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
1959 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
1960 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
1962 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
1963 (ld_tls_support): Remove Solaris 8 references.
1964 (lwp_dir, lwp_spec): Remove support for alternate thread library.
1965 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
1966 * configure: Regenerate.
1967 * config.in: Regenerate.
1969 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
1970 * config/i386/sol2.h: Remove Solaris 8 references.
1972 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
1973 (i?86-*-solaris2.9): ... this.
1974 Remove Solaris 8 references.
1975 (Specific, *-*-solaris2*): Document Solaris 8 removal.
1976 Remove Solaris 8 references.
1978 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1980 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
1981 (mips-sgi-irix6.5*): Remove.
1982 * config.host (mips-sgi-irix*): Remove.
1983 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
1984 (set_have_as_tls): Remove *-*-irix6*.
1985 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
1986 * configure: Regenerate.
1988 * config/mips/iris6.h: Remove.
1989 * config/mips/iris6.opt: Remove.
1990 * config/mips/t-irix6: Remove.
1992 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
1993 (TARGET_IRIX6): Remove.
1994 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
1995 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
1996 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
1998 (mips_file_start): Likewise.
1999 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
2001 * config/mips/driver-native.c [__sgi__]: Remove.
2002 (host_detect_local_cpu) [__sgi__]: Remove.
2004 * config/mips/gnu-user.h: Remove iris5.h reference.
2006 * config/mips/mips-modes.def: Remove IRIX 6 reference.
2007 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
2008 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
2011 * gcc.c (main): Move asm_debug initialization ...
2012 (asm_debug): ... here.
2014 * ginclude/stddef.h (__STDDEF_H__): Don't define.
2016 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
2017 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
2018 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
2019 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
2020 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
2021 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
2023 * doc/tm.texi: Regenerate.
2025 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
2027 (MIPS Options, -march): Remove IRIX reference.
2028 * doc/install.texi (Binaries, SGI IRIX): Remove.
2029 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
2031 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
2033 2012-03-14 Martin Jambor <mjambor@suse.cz>
2035 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
2036 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
2037 (expand_expr_real_1): Do not handle misalignment if modifier is
2040 2012-03-14 Richard Guenther <rguenther@suse.de>
2043 * tree-vect-generic.c (type_for_widest_vector_mode): Take
2044 element type instead of mode, use build_vector_type_for_mode
2045 instead of the langhook, build a vector of proper signedness.
2046 (expand_vector_operations_1): Adjust.
2048 2012-03-14 Richard Guenther <rguenther@suse.de>
2051 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
2052 a cgraph node for a FUNCTION_DECL that comes from a constructor.
2053 (gimple_get_virt_method_for_binfo): Likewise.
2055 2012-03-14 Richard Guenther <rguenther@suse.de>
2057 PR tree-optimization/52571
2058 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
2059 flag_section_anchors check ...
2060 (vect_can_force_dr_alignment_p): ... here. Do not re-align
2061 DECL_COMMON variables.
2063 2012-03-14 Richard Guenther <rguenther@suse.de>
2065 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
2066 * stor-layout.c (start_bitfield_representative): New function.
2067 (finish_bitfield_representative): Likewise.
2068 (finish_bitfield_layout): Likewise.
2069 (finish_record_layout): Call finish_bitfield_layout.
2070 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
2071 for QUAL_UNION_TYPE fields.
2072 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2073 Stream DECL_BIT_FIELD_REPRESENTATIVE.
2074 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2079 * expr.c (get_bit_range): Unconditionally extract bitrange
2080 from DECL_BIT_FIELD_REPRESENTATIVE.
2081 (expand_assignment): Adjust call to get_bit_range.
2083 2012-03-14 Richard Guenther <rguenther@suse.de>
2086 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
2087 the outermost conversion is a sign-change only.
2088 (fold_binary_loc): Disregard widening and sign-changing
2089 conversions when we determine if two variables are equal
2091 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
2092 (T1)x if the outermost conversion is a sign-change only.
2094 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
2097 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
2099 * config/i386/predicates.md (constant_call_address_operand): Declare
2100 as special predicate. Update all uses.
2102 2012-03-13 Jakub Jelinek <jakub@redhat.com>
2105 * c-parser.c (c_parser_postfix_expression)
2106 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
2108 * config/i386/smmintrin.h: Avoid /* within a comment.
2109 * config/i386/nmmintrin.h: Likewise.
2111 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
2113 * config/i386/i386.md (xbegin): Remove constraint from expander.
2115 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
2117 * config/i386/predicates.md (constant_call_address_operand): Declare
2118 as special predicate. Update all uses.
2119 * config/i386/i386.md: Remove mode from constant_call_address_operand
2121 * config/i386/i386.c (ix86_output_call_insn): Call
2122 constant_call_address_operand with VOIDmode.
2124 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
2126 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
2127 AND zero extended address correctly.
2129 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
2131 * config/i386/predicates.md (tls_symbolic_operand): Declare as
2133 (tls_modbase_operand): Ditto.
2134 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
2135 tls_modbase_operand predicates.
2137 2012-03-13 Martin Jambor <mjambor@suse.cz>
2139 * expr.c (expand_assignment): Handle misaligned scalar writes to
2140 memory through top-level MEM_REFs by calling store_bit_field.
2142 2012-03-13 Richard Guenther <rguenther@suse.de>
2145 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
2146 if Y is a constant multiple of 1 << CST.
2148 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
2151 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
2152 offset (size) to a value the insns can deal with.
2153 (expand_epilogue): Ditto.
2155 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2157 * config/arm/neon.ml (ops): Fixup expected instructions for
2158 unsigned vector compares.
2160 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
2162 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
2163 addresses only when %reg is not in word mode.
2165 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2167 * config/microblaze/microblaze.md: Fix typo.
2168 * tree-if-conv.c: Likewise.
2169 * tree-vect-patterns.c: Likewise.
2171 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2173 * config.gcc (extra_passes): Remove.
2174 * configure.ac (extra_passes): Don't substitute.
2175 * configure: Regenerate.
2176 * Makefile.in (EXTRA_PASSES): Remove.
2177 (GCC_PASSES): Remove $(EXTRA_PASSES).
2178 (MOSTLYCLEANFILES): Likewise.
2180 (install-common): Likewise.
2182 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
2184 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
2185 * config/i386/i386.c (ix86_decompose_address): Use
2186 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
2187 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
2188 thread pointer to a register.
2190 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
2192 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
2193 on tls_symbolic_operand.
2194 (tls_global_dynamic_64_<mode>): Likewise.
2196 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
2199 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
2200 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
2202 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
2205 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
2206 type from reg_class_t to enum reg_class.
2207 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
2209 2012-03-12 Andrew Pinski <apinski@cavium.com>
2211 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
2212 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
2213 (value_replacement): Likewise.
2214 (empty_block_p): Check also if the PHIs for the block are empty.
2216 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
2219 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
2220 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
2221 r184615 from 2012-02-28.
2223 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
2225 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
2226 (ix86_gen_tls_local_dynamic_base_64): Likewise.
2227 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
2228 and ix86_gen_tls_local_dynamic_base_64.
2229 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
2230 ix86_gen_tls_local_dynamic_base_64.
2232 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
2233 (*tls_global_dynamic_64_<mode>): This.
2234 (tls_global_dynamic_64): Renamed to ...
2235 (tls_global_dynamic_64_<mode>): This.
2236 (*tls_local_dynamic_base_64): Renamed to ...
2237 (*tls_local_dynamic_base_64_<mode>): This.
2238 (tls_local_dynamic_base_64): Renamed to ...
2239 (tls_local_dynamic_base_64_<mode>): This.
2241 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
2243 * config/i386/i386.c (ix86_option_override_internal): Properly
2244 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
2245 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
2246 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
2247 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
2249 * config/i386/sse.md (sse3_monitor64): Renamed to ...
2250 (sse3_monitor64_<mode>): This.
2252 2012-03-12 Tristan Gingold <gingold@adacore.com>
2254 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
2255 (ia64_function_arg_advance): Ditto.
2257 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2259 * config.gcc (mips*-*-openbsd*): Remove.
2260 * config/mips/openbsd.h: Remove.
2261 * config/mips/sdb.h: Remove.
2263 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
2264 * config/mips/mips.c (sdb_label_count): Remove.
2265 (mips_debugger_offset): Remove #if 0 code.
2266 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
2267 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
2269 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2271 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
2273 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
2274 Update binutils references.
2275 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
2276 Update binutils reference.
2277 Update Sun as/GNU ld caveat.
2278 Document binutils largefile requirement for LTO plugin.
2279 Remove reference to alternate libpthread.
2281 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2283 * config.gcc (alpha*-dec-osf5.1*): Remove.
2284 * config.host (alpha*-dec-osf*): Remove.
2285 * configure.ac (*-*-osf*): Remove.
2286 (alpha*-dec-osf*): Remove.
2287 * configure: Regenerate.
2289 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
2290 config/alpha/va_list.h, config/alpha/x-osf: Remove.
2292 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
2293 * config/alpha/alpha.c (struct machine_function): Update comment.
2294 (alpha_start_function): Remove Tru64 UNIX as handling for
2296 * config/alpha/alpha.md ("exception_receiver"): Remove
2297 TARGET_LD_BUGGY_LDGP.
2298 ("*exception_receiver_2"): Likewise.
2299 * except.c (finish_eh_generation): Remove Tru64 reference.
2300 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
2301 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
2302 * target.def (handle_pragma_extern_prefix): Remove.
2304 * Makefile.in (mips-tfile.o-warn): Remove.
2305 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
2306 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
2307 * mips-tdump.c, mips-tfile.c: Remove.
2309 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
2311 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
2312 (Specific, alpha*-dec-osf5.1): Note removal.
2313 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
2315 * doc/tm.texi: Regenerate.
2316 * doc/trouble.texi (Cross-Compiler Problems): Remove.
2318 2012-03-12 Richard Guenther <rguenther@suse.de>
2320 * config/arm/arm.c (neon_dereference_pointer): Do not call
2321 covert during RTL expansion.
2323 2012-03-12 Tristan Gingold <gingold@adacore.com>
2325 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
2326 Options. Mention -mpointer-size.
2328 2012-03-12 Richard Guenther <rguenther@suse.de>
2330 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
2331 build_nonstandard_integer_type.
2333 2012-03-12 Richard Guenther <rguenther@suse.de>
2335 * tree.c (signed_or_unsigned_type_for): Use
2336 build_nonstandard_integer_type.
2337 (signed_type_for): Adjust documentation.
2338 (unsigned_type_for): Likewise.
2339 * tree-pretty-print.c (dump_generic_node): Use standard names
2340 for non-standard integer types if available.
2342 2012-03-12 Tristan Gingold <gingold@adacore.com>
2344 * config/vms/vms.opt: Add vms-opts.h header.
2345 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
2347 (-mvms-return-codes): Document.
2348 (-mpointer-size): New option.
2349 (vms_pointer_size): Add enumeration.
2350 * config/vms/vms-opts.h: New file.
2351 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
2352 __INITIAL_POINTER_SIZE.
2353 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
2354 (C_COMMON_OVERRIDE_OPTIONS): Define.
2355 (DWARF2_ADDR_SIZE): Define.
2356 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
2357 * config/vms/vms-protos.h (vms_c_common_override_options):
2359 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
2360 if -mno-pointer-size.
2361 (vms_c_common_override_options): New function.
2362 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
2363 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
2364 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
2365 and flag_vms_pointer_size.
2366 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
2367 * config.gcc (*-*-*vms*): Define xm_file.
2368 (alpha*-dec-*vms*): Do not define xm_file.
2369 (alpha64-dec-*vms*): Remove.
2370 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
2373 2012-03-12 Jakub Jelinek <jakub@redhat.com>
2375 PR tree-optimization/51721
2376 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
2377 if (int) unsvar cmp CST.
2379 2012-03-12 Richard Guenther <rguenther@suse.de>
2381 * tree-sra.c (create_access_replacement): Only rename the replacement
2382 if we can rewrite it into SSA form. Properly mark register typed
2383 replacements that we cannot rewrite with TREE_ADDRESSABLE.
2384 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
2385 for aggregate or BLKmode results.
2387 2012-03-12 Jakub Jelinek <jakub@redhat.com>
2389 PR tree-optimization/52533
2390 * tree-vrp.c (register_edge_assert_for_2): Use double_int
2391 type for mask, only handle shifts by non-zero in-range
2392 shift count, for LE_EXPR and GT_EXPR if new_val is
2393 maximum, don't add the assertion.
2395 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
2397 * doc/invoke.texi: Document -mrtm option.
2398 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
2399 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
2400 (ix86_handle_option): Handle OPT_mrtm.
2401 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
2403 (x86_64-*-*): Ditto.
2404 * i386-builtin-types.def (INT_FTYPE_VOID): New.
2405 * config/i386/i386-c.c (ix86_target_macros_internal): Define
2407 (ix86_target_string): Define -mrtm option.
2409 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
2411 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
2412 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
2414 (bdesc_special_args): Ditto.
2415 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
2416 (ix86_expand_special_args_builtin): Handle new built-in type.
2417 (ix86_expand_builtin): Handle XABORT instruction.
2418 * config/i386/i386.h (TARGET_RTM): New.
2419 * config/i386/i386.md (UNSPECV_XBEGIN): New.
2420 (UNSPECV_XEND): Ditto.
2421 (UNSPECV_XABORT): Ditto.
2422 (UNSPECV_XTEST): Ditto.
2429 * config/i386/i386.opt (mrtm): New.
2430 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
2431 * config/i386/rtmintrin.h: New header.
2432 * config/i386/xtestintrin.h: Ditto.
2434 2012-03-12 Tristan Gingold <gingold@adacore.com>
2436 * ginclude/stddef.h: Adjust previous patch.
2437 Use __VMS__ instead of VMS.
2439 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
2441 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
2442 Also convert sequences with CC setting arithmetic instruction.
2444 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
2446 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
2447 from C Language Options to Preprocessor Options.
2448 (C Dialect Options): Move -no-integrated-cpp documentation
2450 (Preprocessor Options): ...to here. Rewrite the description
2451 so it makes more sense, and remove discussion of merging front ends.
2453 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
2455 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
2457 (ix86_expand_setmem): Likewise.
2459 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
2461 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
2464 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
2466 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
2467 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
2469 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
2471 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
2473 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
2475 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
2478 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
2479 Uros Bizjak <ubizjak@gmail.com>
2481 * config/i386/predicates.md (call_insn_operand): Allow
2482 constant_call_address_operand in Pmode only.
2483 (sibcall_insn_operand): Ditto.
2484 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
2485 (*call_vzeroupper): Ditto.
2487 (*sibcall_vzeroupper): Ditto.
2488 (*call_value): Ditto.
2489 (*call_value_vzeroupper): Ditto.
2490 (*sibcall_value): Ditto.
2491 (*sibcall_value_vzeroupper): Ditto.
2492 (*indirect_jump): Ditto.
2493 (*tablejump_1): Ditto.
2494 (indirect_jump): Convert memory address to word mode for TARGET_X32.
2496 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
2499 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
2502 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
2503 Use movrt_negc instead of negc pattern for non-SH2A.
2505 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
2507 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
2509 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
2510 if Pmode != word_mode.
2511 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
2512 Pmode == SImode for TARGET_X32.
2514 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
2515 (tls_initial_exec_x32): Likewise.
2517 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
2519 PR rtl-optimization/52528
2520 * combine.c (can_combine_p): Add setting of subst_low_luid
2521 before call to expand_field_assignment().
2523 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
2525 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
2526 and related program names.
2528 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
2530 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
2532 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2535 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2536 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2538 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2539 (*movdi_internal_rex64): Use %E operand modifier for lea.
2540 (*movsi_internal): Ditto.
2542 (*lea<mode>_2): Ditto.
2543 (*lea_{3,4,5,6}_zext): Ditto.
2544 (*tls_global_dynamic_32_gnu): Ditto.
2545 (*tls_global_dynamic_64): Ditto.
2546 (*tls_dynamic_gnu2_lea_32): Ditto.
2547 (*tls_dynamic_gnu2_lea_64): Ditto.
2548 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2550 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
2552 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
2553 redefine to be NULL if the current bit-size is different from the
2554 configured bit-size.
2556 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
2557 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
2558 set the default tuning. Add asserts to make sure the cpu and tune
2559 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
2560 test whether the index is set, instead of > 0.
2561 (rs6000_file_start): Do not reset the default cpu if the current
2562 bit-size is different from the configured bit-size.
2564 2012-03-09 Tristan Gingold <gingold@adacore.com>
2566 * config/vms/vms-crtlmap.map: Add comments.
2567 Add entries needed to build Ada RTS.
2569 2012-03-09 Tristan Gingold <gingold@adacore.com>
2571 * ginclude/stddef.h: Do not define __size_t on VMS.
2573 2012-03-09 Tristan Gingold <gingold@adacore.com>
2575 * c-tree.h (c_default_pointer_mode): New variable.
2576 * c-decl.c (c_default_pointer_mode): New variable.
2577 (c_build_pointer_type): New function.
2578 (grokdeclarator): Call c_build_pointer_type instead
2579 of build_pointer_type.
2581 * config/vms/vms-c.c: Include c-tree.h
2582 (saved_pointer_mode): New variable.
2583 (handle_pragma_pointer_size): New function.
2584 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
2585 (vms_c_register_pragma): Register __pointer_size and
2586 __required_pointer_size pragmas.
2588 2012-03-09 Tristan Gingold <gingold@adacore.com>
2590 * config/vms/vms-c.c (vms_construct_include_filename): New function.
2591 (vms_c_register_includes): Reference it.
2593 2012-03-09 Andrew Pinski <apinski@cavium.com>
2596 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
2598 (tree_ssa_phiopt_worker): Go through all the PHIs for
2599 value_replacement instead of just the singleton one.
2600 (value_replacement): Change return type to int. Return 0 instead of
2602 Allow the middle basic block to contain more than just the defining
2604 Handle non empty middle basic blocks.
2605 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
2607 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
2609 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
2610 array reference and component reference.
2611 (analyze_scalar_evolution_for_address_of): New.
2613 2012-03-08 Jie Zhang <jzhang918@gmail.com>
2616 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
2617 (hwloop_pattern_reg): Fix set but not used warning.
2618 (bfin_reorg_loops): Remove unused parameter.
2619 (bfin_reorg): Update use of bfin_reorg_loops.
2621 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
2623 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
2624 with integer parameters in registers.
2625 (gen_push): Push register in word_mode instead of Pmode.
2626 (ix86_emit_save_regs): Likewise.
2627 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
2628 (gen_pop): Pop register in word_mode instead of Pmode.
2629 (ix86_emit_restore_regs_using_pop): Likewise.
2630 (ix86_expand_prologue): Replace Pmode with word_mode for push
2631 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
2632 restore RAX and R10 in word_mode.
2633 (ix86_emit_restore_regs_using_mov): Restore integer registers
2635 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
2637 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
2638 (ix86_split_long_move): Likewise.
2640 * config/i386/i386.md (W): New.
2641 (*push<mode>2_prologue): Replace :P with :W.
2642 (*pop<mode>1): Likewise.
2643 (*pop<mode>1_epilogue): Likewise.
2644 (push/pop peephole2): Use word_mode scratch registers.
2646 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
2648 * config/i386/predicates.md (indirect_branch_operand): Simplify.
2650 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
2652 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
2653 for constants in [-63,63].
2655 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
2659 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
2661 * config/i386/i386.c (ix86_print_operand_address): Only handle
2662 zero-extended DImode addresses.
2664 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2666 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
2667 * configure: Regenerate.
2669 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
2672 * config/avr/avr.c (avr_mem_clobber): New static function.
2673 (avr_expand_delay_cycles): Add memory clobber operand to
2674 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
2675 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
2676 (enable_interrupt, disable_interrupt): New expander.
2677 (nopv, sleep, wdr): New expanders.
2678 (delay_cycles_1): Add memory clobber.
2679 (delay_cycles_2): Add memory clobber.
2680 (delay_cycles_3): Add memory clobber.
2681 (delay_cycles_4): Add memory clobber.
2682 (cli_sei): New insn from former "enable_interrupt",
2683 "disable_interrupt" with memory clobber.
2684 (*wdt): New insn from former "wdt" with memory clobber.
2685 (*nopv): Similar, but for "nopv".
2686 (*sleep): Similar, but for "sleep".
2688 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
2689 Kaz Kojima <kkojima@gcc.gnu.org>
2692 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
2693 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
2694 (SUBTARGET_OVERRIDE_OPTIONS): Define.
2696 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
2698 * config/i386/predicates.md (x86_64_zext_general_operand): New.
2699 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
2700 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
2702 2012-03-07 Walter Lee <walt@tilera.com>
2704 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
2705 REG_CFA_* notes for the stack pointer.
2706 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
2707 EH_RETURN_STACKADJ_RTX.
2708 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
2709 generate REG_CFA_* notes for the stack pointer.
2710 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
2711 by EH_RETURN_STACKADJ_RTX.
2713 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
2715 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
2716 when __AVR_3_BYTE_PC__ is defined.
2718 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
2720 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
2721 (ix86_print_operand): Handle '^'.
2722 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
2723 using P mode iterator. Add %^ to asm template to conditionally emit
2725 (*rep_movdi_rex64): Ditto.
2726 (*strsetdi_rex_1): Ditto.
2727 (*rep_stosdi_rex64): Ditto.
2728 (*strmov{si,hi,qi}_1): Add %^ to asm template to
2729 conditionally emit addr32 prefix.
2730 (*rep_mov{si,qi}): Ditto.
2731 (*strset{si,hi,qi}): Ditto.
2732 (*rep_stos{si,qi}): Ditto.
2733 (*cmpstrnqi_nz_1): Ditto.
2734 (*cmpstrnqi_1): Ditto.
2735 (*strlenqi_1): Ditto.
2737 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
2739 * config/i386/i386.c (function_value_64): Return pointers in
2740 word_mode instead of Pmode.
2741 (ix86_promote_function_mode): Likewise.
2743 2012-03-07 Richard Guenther <rguenther@suse.de>
2745 * coverage.c (get_gcov_type): Use type_for_mode.
2746 (get_gcov_unsigned_t): Likewise.
2747 * expr.c (store_constructor): Use type_for_mode.
2748 (try_casesi): Likewise.
2749 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
2750 (add_standard_iv_candidates): Use standard type trees.
2751 * dojump.c (do_jump): Remove dead code.
2753 2012-03-07 Richard Guenther <rguenther@suse.de>
2755 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
2757 2012-03-07 Richard Guenther <rguenther@suse.de>
2759 * convert.c (strip_float_extensions): Move ...
2760 * tree.c (strip_float_extensions): ... here.
2762 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
2765 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
2767 2012-03-07 Richard Guenther <rguenther@suse.de>
2769 * omp-low.c (extract_omp_for_data): Use signed_type_for.
2770 (expand_omp_for_generic): Likewise.
2771 (expand_omp_for_static_nochunk): Likewise.
2772 (expand_omp_for_static_chunk): Likewise.
2773 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
2774 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
2775 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
2776 Use unsigned_type_for.
2777 (vect_create_cond_for_align_checks): Use signed_type_for.
2779 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
2781 PR rtl-optimization/52203
2782 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
2783 all callers to pass NULL except ...
2784 (reset_sched_cycles_in_current_ebb): ... here, save the value
2785 in new variable 'empty'. Increase issue_rate only for
2788 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
2791 * Makefile.in: Let install-gcc-ar depend on installdirs,
2792 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
2793 Don't double canonicalize if cross-compiling.
2795 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
2798 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
2799 to: RAMPZ, RAMPY, RAMPX, RAMPD.
2800 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
2802 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
2805 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
2807 * config/avr/avr.md (xload_8): Adjust insn length.
2809 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
2812 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
2813 if RAMPZ affects reading from RAM.
2815 2012-03-07 Richard Guenther <rguenther@suse.de>
2819 * doc/invoke.texi (Precompiled Headers): Remove sentence that
2820 suggests you can include PCHs from inside another header.
2822 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
2825 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
2827 2012-03-07 Kai Tietz <ktietz@redhat.com>
2829 * doc/invoke.texi (fwritable-relocated-rdata): Document
2830 new Cygwin/MinGW target option.
2831 * config/i386/winnt.c (i386_pe_unique_section): Ignore
2832 reloc if flag -fwritable-relocated-rdata is not set.
2833 (i386_pe_section_type_flags): Likewise.
2834 * config/i386/cygming.opt (fwritable-relocated-rdata):
2835 Add new flag variable flag_writable_rel_rdata.
2837 2012-03-07 Richard Guenther <rguenther@suse.de>
2839 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
2840 precision against gimple constraints.
2842 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
2845 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
2847 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
2848 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
2850 (init_emit_regs): Move associated initialization to...
2851 (init_emit_once): ...here.
2853 2012-03-06 Richard Henderson <rth@redhat.com>
2855 * config/m68k/m68k.h (ISA_HAS_TAS): New.
2856 * config/m68k/sync.md (atomic_test_and_set): Use it.
2857 (atomic_test_and_set_1): Likewise.
2859 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
2862 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
2863 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
2864 (vector_ltgt<mode>): Likewise.
2865 (vector_ordered<mode>): Likewise.
2866 (vector_unordered<mode>): Likewise.
2867 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
2869 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
2871 * trans-mem.c: New typedef for tm_region_p.
2872 Define vector types for tm_region_p.
2873 (tm_region_init): Replace region_worklist to a vector called
2876 2012-03-06 Richard Guenther <rguenther@suse.de>
2878 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
2879 MEM_REF with constant pointer operand.
2881 2012-03-06 Richard Guenther <rguenther@suse.de>
2884 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
2886 2012-03-06 Tristan Gingold <gingold@adacore.com>
2888 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
2889 (external_model_kind): Improve documentation.
2890 (vms_pragma_extern_model): Handle relaxed_redef.
2891 (vms_c_register_pragma): Allow expansion for nomember_alignment.
2893 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
2895 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
2896 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
2897 Some more notes on EIND usage and reorder EIND subsection.
2899 2012-03-06 Tristan Gingold <gingold@adacore.com>
2901 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
2902 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
2904 2012-03-06 Tristan Gingold <gingold@adacore.com>
2906 * config/vms/t-vmsnative (version): Define.
2907 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
2909 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2911 PR rtl-optimization/52250
2912 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2913 to put note list into. Unconditionally call move_bb_info.
2914 (move_bb_info): Do not assert the blocks being in the same region,
2915 just drop the note list if they are not.
2917 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
2920 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
2921 and use unified expansion logic.
2922 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
2923 closer to the existing movt insn.
2924 (negc): Rename insn to *negc. Add new expander.
2925 (movnegt): Use xor pattern for T bit negation. Reserve helper
2926 constant for negc pattern.
2927 (*movnegt): New insn and splitter.
2929 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
2931 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
2934 2012-03-05 Richard Henderson <rth@redhat.com>
2936 * genemit.c (main): Include "target.h" in insn-emit.c.
2937 * Makefile.in (insn-emit.o): Depend on TARGET_H.
2938 * config/sh/sync.md (atomic_test_and_set): Reference
2939 targetm.atomic_test_and_set_trueval instead of
2940 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
2942 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
2944 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
2947 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
2949 * langhooks.c (add_builtin_type): New function.
2950 * langhooks.h (add_builtin_type): Export it.
2951 * config/mep/mep.c (mep_init_builtins): Use it.
2952 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
2954 2012-03-05 Jakub Jelinek <jakub@redhat.com>
2957 * tree.h (BLOCK_SAME_RANGE): Define.
2958 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
2959 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
2960 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
2961 isn't equal to supercontext fragment's fragment chain.
2962 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
2964 (blocks_nreverse_all): Likewise.
2965 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
2966 BLOCK_SUPERCONTEXT to supercontext fragment instead of
2967 supercontext fragment's fragment origin.
2968 * dwarf2out.c (add_high_low_attributes): If stmt has the same
2969 range as its parent (or parents thereof etc.), use the parent's
2970 DW_AT_ranges value instead of creating a new .debug_ranges range.
2972 2012-03-05 Richard Henderson <rth@redhat.com>
2975 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
2976 * omp-low.c (expand_omp_atomic): Assume anything aligned to
2977 BIGGEST_ALIGNMENT is aligned.
2979 2012-03-05 Richard Henderson <rth@redhat.com>
2981 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
2982 * config/sh/sh.c: ... here.
2984 2012-03-05 Richard Henderson <rth@redhat.com>
2987 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
2988 instead of calling negqi2 directly.
2990 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
2993 * trans-mem.c (tm_region_init): Use last_basic_block.
2995 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
2997 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
2998 * config/sh/sync.md (atomic_test_and_set): New expander.
2999 (tasb, atomic_test_and_set_soft): New insns.
3000 * config/sh/sh.opt (menable-tas): New option.
3001 * doc/invoke.texi (SH Options): Document it.
3003 2012-03-05 Richard Guenther <rguenther@suse.de>
3005 * cfgloop.c (verify_loop_structure): Verify dominators before
3007 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
3008 dominators from here.
3009 * graphite-scop-detection.c (create_sese_edges): Likewise.
3010 * loop-doloop.c (doloop_optimize_loops): Likewise.
3011 * loop-init.c (loop_optimizer_init): Likewise.
3012 * loop-unroll.c (unroll_and_peel_loops): Likewise.
3013 * loop-unswitch.c (unswitch_loops): Likewise.
3014 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
3015 * tree-parloops.c (parallelize_loops): Likewise. Verify
3016 only when checking is enabled.
3017 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
3019 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
3021 * genautomata.c (parse_automata_opt): New static function.
3022 (initiate_automaton_gen): Remove all option handling code. Remove
3023 argc argument. All callers changed.
3024 (main): Call init_rtx_reader_args_cb with the new function as argument.
3026 2012-03-05 Richard Guenther <rguenther@suse.de>
3028 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
3029 * tree-if-conv.c (combine_blocks): Free post-dominator info
3031 * tree-parloops.c (create_parallel_loop): Free and re-compute
3032 dominator info after breaking it.
3034 2012-03-05 Richard Guenther <rguenther@suse.de>
3037 * optabs.h (trapv_unoptab_p): New function.
3038 (trapv_binoptab_p): Likewise.
3039 * optabs.c (expand_binop): Use emit_libcall_block_1 with
3040 a proper equiv_may_trap argument.
3041 (expand_unop): Likewise.
3042 (emit_libcall_block_1): Take extra argument whether the
3043 instruction may trap. Renamed from ...
3044 (emit_libcall_block): ... this. New wrapper.
3046 2012-03-05 Jakub Jelinek <jakub@redhat.com>
3048 PR tree-optimization/51721
3049 * tree-vrp.c (register_edge_assert_for_2): If comparing
3050 lhs of right shift by constant with an integer constant,
3051 add ASSERT_EXPRs for the rhs1 of the right shift.
3053 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
3055 2012-03-05 Richard Guenther <rguenther@suse.de>
3057 * tree.c (integer_zerop): Handle VECTOR_CSTs.
3058 (integer_onep): Likewise.
3059 (integer_all_onesp): Likewise.
3061 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
3063 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
3065 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
3067 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
3068 instead of TARGET_64BIT.
3070 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
3072 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
3075 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
3077 * config/i386/i386.c (ix86_print_operand_address): Only handle
3078 zero-extended DImode addresses.
3080 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
3082 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
3083 taken and cputaken as bool.
3085 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
3087 * config/i386/constraints.md (Ya): New internal constraint.
3088 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
3089 (*zero_extendsidi2_rex64): Add x,x alternative.
3090 (*zero_extendsidi2): Ditto. Add o,0 alternative.
3091 Remove flags reg clobber. Adjust corresponding splits.
3092 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
3093 zero_extendqisi2 expanders using SWI12 mode iterator.
3094 (zero_extend<mode>si2_and): Macroize insn from
3095 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
3097 (*zero_extend<mode>si2): Macroize insn from
3098 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
3099 (*zero_extend*2_movzbl_and): Remove insn patterns.
3100 (zero_extendqihi2_and): Merge corresponding splitter.
3101 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
3102 (*zero_extend*2_movzbl_and): Remove insn patterns.
3103 (*anddi_1): Split TYPE_IMOVX instructions.
3104 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
3106 (and->zext splitter): Add splitter pattern.
3107 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
3109 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
3111 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
3113 (Debugging Options): Likewise.
3114 (Optimize Options): Likewise.
3115 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
3116 with other architectures. Use official processor names with correct
3117 spelling/capitalization. Fix formatting and grammar issues.
3118 (i386 and x86-64 Windows Options): Similar cleanup here.
3120 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3122 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
3124 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3126 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
3127 DBX_REGISTER_NUMBER.
3129 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3131 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
3132 operand is CONST_INT. Take COSTS_N_INSNS into account.
3133 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
3136 2012-03-02 Richard Henderson <rth@redhat.com>
3138 * optabs.c (expand_atomic_test_and_set): Honor
3139 atomic_test_and_set_trueval even when atomic_test_and_set
3140 optab is not in use.
3142 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
3146 * config/sh/sh.c (sh_register_move_cost): Increase cost between
3147 GENERAL_REGS and FP_REGS for SImode.
3149 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
3152 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
3153 (absdi2): New expander.
3154 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
3156 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
3158 * config/sh/sync.md (atomic_exchange<mode>): New expander.
3159 (atomic_exchange<mode>_soft): New insn.
3161 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
3163 * config/sh/sync.md: Update copyright notice dates.
3164 (atomic_compare_and_swap<mode>): Use SImode for return value instead
3166 (atomic_compare_and_swap<mode>_soft): Likewise.
3168 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
3171 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
3172 * config/sh/sh.c: Update copyright notice dates.
3173 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
3174 alignment for TARGET_HARD_SH4.
3175 (sh_option_override): Reduce default function alignment. Set
3176 loop alignment to 4 bytes when not optimizing for size.
3178 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
3181 * doc/invoke.texi (floop-flatten): Remove.
3182 * toplev.c (process_options): Remove references to flag_loop_flatten.
3183 * tree-ssa-loop.c (gate_graphite_transform): Same.
3184 * common.opt (floop-flatten): Obsolete.
3185 * graphite-poly.c (apply_poly_transforms): Remove reference to
3187 * Makefile.in (graphite-flattening.o): Remove.
3188 * graphite-flattening.c: Remove.
3190 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
3192 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
3193 having mode compatible with the mode of previous compare. Substitute
3194 compare mode of previous compare with the mode, compatible
3195 with eliminated and previous compare.
3197 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
3199 * config/rs6000/dfp.md (floatdidd2): New define_insn.
3201 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
3203 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
3204 compatible with CCGOCmode and CCGCmode.
3206 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
3208 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
3210 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
3212 * config/arm/arm.c (arm_sat_operator_match): New function.
3213 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
3214 * config/arm/arm.md ("insn" attribute): Add "sat" value.
3215 ("SAT", "SATrev"): New code iterators.
3216 ("SATlo", "SAThi"): New code iterator attributes.
3217 ("*satsi_<SAT:code>"): New pattern.
3218 ("*satsi_<SAT:code>_shift"): Likewise.
3219 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
3220 and "shift" attributes.
3221 ("arm_usatsihi"): Add "insn" attribute.
3222 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
3223 by powers of two. Do not allow shift by 32.
3225 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
3228 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
3229 to pass the argument in the register of "natural" mode.
3231 2012-03-02 Richard Guenther <rguenther@suse.de>
3233 PR tree-optimization/52406
3234 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
3235 (struct indices): Add unconstrained_base member.
3236 (struct dr_alias): Remove unused vops member.
3237 (DR_UNCONSTRAINED_BASE): New define.
3238 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
3239 add indices to allow their disambiguation. Make DR_BASE_OBJECT
3240 be an artificial access that covers the whole indexed object,
3241 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
3242 plain decl base-objects to their MEM_REF variant.
3243 (dr_may_alias_p): When the base-object of either data reference
3244 has unknown size use only points-to information.
3245 (compute_affine_dependence): Make dumps easier to read and
3247 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
3248 DR_REF when looking for packed references.
3249 (vect_supportable_dr_alignment): Likewise.
3251 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
3253 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
3254 Improve conditions for peepholes of loads followed by commutative
3256 * config/arm/ldmstm.md: Regenerated.
3258 2012-03-02 Richard Guenther <rguenther@suse.de>
3260 * BASE-VER: Set to 4.8.0.
3262 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
3264 * config.gcc (obsolete): Add all ARM targets using the FPA.
3265 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
3266 * doc/install.texi: Avoid references to obsolete ARM ports.
3268 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
3270 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
3272 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
3273 Joern Rennecke <joern.rennecke@embecosm.com>
3275 * doc/extend.texi: Expand and update information on interrupt
3276 attribute for Epiphany.
3278 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
3280 * config/sh/sh-protos.h: Update copyright notice dates.
3281 * config/sh/sh.h: Likewise.
3282 * config/sh/sh.md: Likewise.
3283 * config/sh/constraints.md: Likewise.
3284 * config/sh/predicates.md: Likewise.
3286 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
3288 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
3289 * config/sh/sh.c (tertiary_reload_operand): Likewise.
3291 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
3293 * config/sh/constraints.md: Fix comment typo.
3295 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3298 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
3299 unsigned HOST_WIDE_INT.
3300 (zvdep_imm64): Likewise.
3301 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
3302 (vdepi_and): Likewise.
3303 Likewise for unamed 64-bit patterns.
3304 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
3306 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
3309 PR rtl-optimization/52417
3310 * cselib.c (cselib_any_perm_equivs): New variable.
3311 (cselib_reset_table): Check that it's not set when not
3312 preserving constants.
3313 (cselib_add_permanent_equiv): Set it.
3314 (cselib_have_permanent_equivalences): New.
3315 (cselib_init, cselib_finish): Reset it.
3316 * cselib.h (cselib_have_permanent_equivalences): Declare.
3317 * alias.c (get_addr): Restore earlier behavior when there
3318 aren't permanent equivalences.
3320 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
3322 * config/mn10300/mn10300-modes.def: Fix copyright notice.
3323 * config/v850/v850-modes.def: Fix copyright notice.
3325 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
3327 * doc/extend.texi (AVR Built-in Functions): Document
3328 __builtin_avr_flash_segment.
3330 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
3331 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
3332 (*split.flash_segment): New insn-and-split.
3333 * config/avr/avr.c (avr_init_builtins): Add local variables:
3334 const_memx_void_node, const_memx_ptr_type_node,
3335 char_ftype_const_memx_ptr.
3337 2012-03-01 Jakub Jelinek <jakub@redhat.com>
3339 PR tree-optimization/52445
3340 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
3341 add ssa_name_ver, offset and size fields and change store field
3343 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
3344 (add_or_mark_expr): Likewise. Only consider previous stores
3345 with the same size and offset.
3346 (nt_init_block): Only look at gimple_assign_single_p stmts,
3347 doesn't look at rhs2.
3349 2012-03-01 Richard Guenther <rguenther@suse.de>
3352 * tree-cfg.c (verify_gimple_assign_unary): Allow any
3353 conversions from integral types to pointer types.
3355 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
3357 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
3358 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
3359 unintentionally removed in r184616.
3361 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3363 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
3366 2012-02-29 Jakub Jelinek <jakub@redhat.com>
3367 Uros Bizjak <ubizjak@gmail.com>
3370 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
3371 alternatives, add "e" constraint to the new last alternative
3372 and ! to last 3 alternatives.
3374 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
3376 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
3377 DW_AT_artificial attributes at the end of the processing.
3378 (gen_array_type_die): Likewise.
3379 (gen_enumeration_type_die): Likewise.
3380 (gen_struct_or_union_type_die): Likewise.
3381 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
3384 2012-02-29 Jakub Jelinek <jakub@redhat.com>
3387 * expr.c (expand_assignment): If doing misaligned store that doesn't
3388 cover all mode bits, perform a RMW cycle.
3390 PR tree-optimization/52429
3391 * tree-parloops.c (separate_decls_in_region_debug): Return early
3392 if var is LABEL_DECL.
3394 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3396 PR tree-optimization/52424
3397 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
3398 calling dom_thread_across_edge.
3400 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3402 * config/avr/avr.c: Move definition of TARGET macros to end of file.
3404 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3406 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
3407 * config/avr/avr.c (avr_output_bld): Remove unused function.
3408 (avr_out_sbxx_branch): Use "%T" to print bit position.
3410 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3412 * config/avr/avr.md: Untabify.
3414 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3416 * config/avr/avr.md (eqne): New code iterator.
3417 (*dec-and-branchsi): Use it in text peephole's condition.
3418 (*dec-and-branchhi): Ditto.
3419 (*dec-and-branchqi): Ditto.
3421 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3424 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
3425 the device does not have the skip-bug.
3427 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
3429 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
3430 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
3431 -mpretend-cmove): New.
3433 2012-02-29 Jakub Jelinek <jakub@redhat.com>
3436 * df.h (struct df_d): Adjust comment that hard_regs_live_count
3437 doesn't count DEBUG_INSN refs.
3438 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
3439 for DEBUG_INSN refs.
3441 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3445 2012-02-20 Richard Guenther <rguenther@suse.de>
3446 PR tree-optimization/52298
3447 * tree-vect-stmts.c (vectorizable_load): Properly use
3448 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
3451 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
3454 * gimple.h (gimple_in_transaction): New.
3455 (gimple_set_in_transaction): New.
3456 (struct gimple_statement_base): Add in_transaction field.
3457 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
3459 (tree_ssa_lim_initialize): Compute transaction bits.
3460 * tree.h (compute_transaction_bits): Protoize.
3461 * trans-mem.c (tm_region_init): Use the heap to store BB
3463 (compute_transaction_bits): New.
3465 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3467 * gcc.c (display_help): Document --help=common and sort entries
3470 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3472 * doc/install.texi: Document check-$LANG specific shortcuts
3474 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3477 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
3479 * config/arm/arm_neon.h: Regenerate.
3480 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
3481 (neon_vcgeu): New insn.
3482 (neon_vcgtu): Likewise.
3483 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
3484 (ops): Unsigned comparison intrinsics call a different builtin.
3486 2012-02-28 Richard Guenther <rguenther@suse.de>
3489 * config/i386/i386.c (ix86_expand_vector_set): Fix element
3490 ordering for the VEC_CONCAT for two element vectors for
3491 V2SFmode, V2SImode and V2DImode.
3493 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
3496 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
3497 detecting big-endian triplets.
3499 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
3501 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
3502 mode if there is no type information available.
3504 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
3506 PR tree-optimization/53207
3507 * doc/invoke.texi: Document as experimental and relying on graphite.
3509 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3511 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
3512 of initializer to changes from r184614.
3514 2012-02-28 Richard Guenther <rguenther@suse.de>
3516 PR tree-optimization/52395
3517 * tree-sra.c (build_ref_for_offset): Also look at the base
3518 TYPE_ALIGN when figuring out the alignment of the replacement.
3520 2012-02-28 Richard Guenther <rguenther@suse.de>
3522 PR tree-optimization/52402
3523 * ipa-prop.c (ipa_modify_call_arguments): Properly use
3524 mis-aligned types when creating the accesses at the call site.
3526 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3528 * config/avr/builtins.def: New file.
3529 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
3530 * config/avr/avr.c (enum avr_builtin_id): Use it.
3531 (avr_init_builtins): Use it. And use avr_bdesc.
3532 (bdesc_1arg): Remove.
3533 (bdesc_2arg): Remove.
3534 (bdesc_3arg): Remove.
3535 (struct avr_builtin_description): Add field n_args.
3536 (avr_bdesc): New static variable using builtins.def.
3537 (avr_expand_builtin): Use it.
3538 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
3539 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
3540 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
3542 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3545 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
3546 match only one single hard register with respective hard reg rtx.
3547 (movmemx_<mode>): Ditto.
3548 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
3549 insn anatomy of movmem[x]_<mode>.
3550 (avr_out_movmem): Same for printing assembler and operand usage.
3552 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3556 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
3557 address spaces located outside of device flash.
3559 * config/avr/avr.h (base_arch_s): Remove field n_segments.
3560 (mcu_type_s): Add field n_flash.
3561 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
3562 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
3563 (AVR_MCU): Add N_FLASH argument.
3564 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
3565 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
3566 macro __FLASH<n> if that address space makes sense for the device.
3567 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
3568 outside of target flash.
3569 (avr_asm_named_section): Ditto.
3570 (avr_asm_select_section): Ditto.
3571 (avr_addr_space_convert): Ditto.
3572 (avr_emit_movmemhi): Ditto.
3573 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
3574 address space is outside of device flash.
3575 (avr_insert_attributes): Ditto.
3576 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
3577 avr_current_arch->n_segments.
3579 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
3582 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
3583 (*movabs<mode>_2): Likewise.
3585 2012-02-27 Jakub Jelinek <jakub@redhat.com>
3588 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
3589 s_register_operand in the test instead of REG_P. Don't call
3590 gen_reg_rtx if it won't be used.
3592 PR tree-optimization/52376
3593 * ipa-split.c (split_function): Ignore CLOBBER stmts.
3595 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
3597 * ifcvt.c (noce_get_condition): Check condition variable is not
3598 small_register_classes_for_mode_p before accepting.
3600 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
3602 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
3604 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3607 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3608 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
3610 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
3612 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
3614 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
3616 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
3618 * config/sh/predicates.md: Remove blank lines.
3619 * config/sh/sh.c: Fix typos in comments.
3620 * config/sh/constraints.md: Likewise.
3621 * config/sh/sh.md: Remove blank lines.
3622 Fix typos in comments. Use ;; as comment characters.
3624 2012-02-26 Walter Lee <walt@tilera.com>
3626 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
3627 (replace_mov_pcrel_step2): Ditto.
3629 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
3632 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
3633 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
3634 and locs that reference values newer than the non-canonical value
3635 at hand. Return the canonical value as a worst case.
3636 (memrefs_conflict_p): Walk canonical value's locs.
3639 * cselib.c (preserve_only_constants): Rename to...
3640 (preserve_constants_and_equivs): ... this. Split out...
3641 (invariant_or_equiv_p): ... this. Preserve plus expressions
3642 of other preserved expressions too.
3643 (cselib_reset_table): Adjust.
3644 * var-tracking.c (reverse_op): Use canonical value to build
3647 2012-02-23 Kai Tietz <ktietz@redhat.com>
3649 * config/i386/i386.c (ix86_delegitimize_address): Handle
3650 UNSPEC_PCREL plus displacement.
3652 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
3655 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
3656 to test for unusedness in st X addressing.
3658 2012-02-24 Richard Guenther <rguenther@suse.de>
3661 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
3662 (is_gimple_reg_type): Move inline ...
3663 * gimple.h (is_gimple_reg_type): ... here.
3665 2012-02-24 Richard Guenther <rguenther@suse.de>
3668 * passes.c (execute_function_todo): When verifying SSA form
3669 verify gimple form first.
3670 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
3672 2012-02-24 Richard Guenther <rguenther@suse.de>
3675 * fold-const.c (fold_addr_of_array_ref_difference): New function.
3676 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
3678 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3680 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
3682 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3684 * tree-phinodes.c (make_phi_node): Mark static.
3685 * tree-flow.h (make_phi_node): Remove extern decl.
3686 * doc/gimple.texi (make_phi_node): Remove documentation.
3688 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3690 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
3691 * tree-ssa-sccvn.c (print_scc): Ditto.
3693 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3695 * doc/passes.texi (Full redundancy elimination): Fix typo.
3697 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3699 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
3701 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
3704 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
3706 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
3709 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
3711 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
3713 * config/avr/avr.md (code_stdname): Add ior, xor.
3714 (xior): New code iterator.
3715 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
3716 (*<code_stdname><mode>qi.byte1-3): Ditto.
3718 2012-02-23 Jakub Jelinek <jakub@redhat.com>
3720 PR tree-optimization/52019
3721 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
3724 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3726 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
3727 HAVE_INITFINI_ARRAY to work around namespace pollution in
3728 certain versions of newlib system headers.
3729 * config.in: Regenerate.
3730 * configure: Regenerate.
3731 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
3732 instead of HAVE_INITFINI_ARRAY.
3734 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
3737 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
3738 is not offsettable memory reference.
3740 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
3743 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
3744 setting avr_need_clear_bss_p for __gnu_lto* symbols.
3746 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
3748 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
3749 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
3751 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3753 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
3754 library on Solaris 8 even without TLS support.
3755 * configure: Regenerate.
3757 2012-02-22 Richard Guenther <rguenther@suse.de>
3760 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
3761 for GIMPLE_DEBUG stmts.
3763 2012-02-22 Martin Jambor <mjambor@suse.cz>
3766 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
3767 according to the base object.
3769 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
3771 PR rtl-optimization/50063
3772 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
3773 and 2 (8-bit SP) in operand 2.
3774 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
3775 setup to use movhi_sp_r instead of vanilla move to write SP.
3776 Adjust REG_CFA notes to superseed unspec.
3777 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
3779 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
3780 known to be off) only with TARGET_NO_INTERRUPTS. Never use
3781 irq_state 1 (IRQ known to be on) here.
3783 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
3785 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
3787 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
3788 assign_hard_reg): Likewise.
3790 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
3792 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
3794 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
3797 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
3798 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
3800 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
3802 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
3803 prototype from here to...
3804 * config/avr/avr.h: ...here.
3806 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
3809 * thumb2.md (thumb2_shiftsi3_short): Split register and
3810 immediate shifts. For register shifts tie operands 0 and 1.
3811 (peephole2 for above): Check that register-controlled shifts
3812 have suitably tied operands.
3814 2012-02-21 Quentin Neill <quentin.neill@amd.com>
3817 * config/i386/bdver1.md (bdver1_call, bdver1_push,
3818 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
3819 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
3820 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
3821 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
3822 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
3823 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
3824 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
3825 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
3826 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
3827 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
3828 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
3829 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
3830 bdver1_ssevector_avx256_unaligned_load,
3831 bdver1_ssevector_sse128_unaligned_load,
3832 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
3833 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
3834 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
3835 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
3836 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
3837 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
3838 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
3839 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
3840 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
3841 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
3842 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
3843 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
3844 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
3845 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
3846 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
3847 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
3848 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
3849 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
3850 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
3851 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
3852 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
3853 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
3854 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
3855 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
3856 bdver1_ssediv_double_load, bdver1_ssediv_double,
3857 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
3858 Add "bdver2" attribute.
3860 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3862 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
3863 default if possible and not specified otherwise.
3865 2012-02-21 Richard Guenther <rguenther@suse.de>
3868 * gimplify.c (create_tmp_from_val): Use the main variant type
3869 for the type of the temporary we create.
3871 2012-02-21 Richard Guenther <rguenther@suse.de>
3873 PR tree-optimization/52324
3874 * gimplify.c (gimplify_expr): When re-gimplifying expressions
3875 do not gimplify a MEM_REF address operand if it is already
3878 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3880 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
3881 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
3883 2012-02-21 Richard Guenther <rguenther@suse.de>
3885 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
3886 nested_in_vect_loop.
3888 2012-02-21 Jakub Jelinek <jakub@redhat.com>
3890 PR tree-optimization/52318
3891 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
3892 vdef also to non-pure/const call stmts in the sequence.
3894 2012-02-21 Tristan Gingold <gingold@adacore.com>
3896 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
3898 2012-02-20 David S. Miller <davem@davemloft.net>
3900 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
3901 don't use the "rd %pc" instruction on v9 for PIC register loads.
3903 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
3906 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
3907 in a transaction safe function.
3909 2012-02-20 Kai Tietz <ktietz@redhat.com>
3912 * stor-layout.c (place_field): Handle desired_align for
3915 2012-02-20 Richard Guenther <rguenther@suse.de>
3917 PR tree-optimization/52298
3918 * tree-vect-stmts.c (vectorizable_store): Properly use
3919 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
3921 (vectorizable_load): Likewise.
3922 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
3923 Access DR_STEP after ensuring it is not NULL.
3925 2012-02-20 Jakub Jelinek <jakub@redhat.com>
3927 PR tree-optimization/52286
3928 * fold-const.c (fold_binary_loc): For (X & C1) | C2
3929 optimization use double_int_to_tree instead of build_int_cst_wide,
3930 rewrite to use double_int vars.
3932 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3935 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
3937 Remove -e 0 from $gcc_cv_ld invocation.
3938 Only use __GLIBC_PREREQ if defined.
3939 Enable on Solaris since Solaris 8 patch.
3940 (gcc_SUN_LD_VERSION): New macro.
3941 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
3942 gcc_SUN_LD_VERSION for version number format.
3943 * configure: Regenerate.
3944 * varasm.c (get_elf_initfini_array_priority_section): Set
3945 SECTION_NOTYPE for non-default priority.
3946 Use get_section instead of get_unnamed_section to emit
3947 .init_array/.fini_array with default priority.
3949 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
3951 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
3952 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
3953 (mips_start_unique_function, mips_output_mips16_rdhwr)
3954 (mips_code_end): New functions.
3955 (TARGET_ASM_CODE_END): Define.
3957 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
3959 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
3960 to stubs with non-sibling calls.
3962 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
3964 * doc/invoke.texi (-fira-* options): Copy-edit.
3965 (ira-* parameters): Copy-edit.
3967 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
3969 * doc/invoke.texi: Minor copy-edits to bring into conformance with
3970 GCC coding conventions.
3972 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
3974 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
3975 when used as adjectives.
3977 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
3979 * doc/invoke.texi: Clean up "that"/"which" confusion.
3981 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
3983 * system.h: Poison SMALL_REGISTER_CLASSES
3984 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
3985 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
3987 2012-02-16 Jakub Jelinek <jakub@redhat.com>
3989 PR tree-optimization/52285
3990 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
3991 when deciding if a call is a tail call or tail recursion.
3993 2012-02-16 Kai Tietz <ktietz@redhat.com>
3995 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
3996 interger-constant displacement for UNSPEC_PCREL.
3998 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4000 PR rtl-optimization/52208
4001 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
4002 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
4004 PR tree-optimization/52255
4005 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
4006 loop->header has virtual PHI, but exit_e->dest doesn't, add
4007 virtual PHI to exit_e->dest and adjust all uses after the loop.
4010 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
4011 children with clone_tree_hash, not after it.
4013 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
4015 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
4016 extended identifiers.
4018 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4021 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
4022 a same_body_alias, also test whether e->callee isn't a former
4023 or current clone of the decl this is a same body alias of.
4025 PR translation/52264
4026 * cgraphunit.c (verify_cgraph_node): Fix a typo.
4028 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
4030 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
4032 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
4035 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
4036 force_reg instead of copy_to_reg for better optimization. Force
4037 non-register or memory operands into a register.
4039 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
4041 * extend.texi: Reserve upper bits of memory model for future use.
4043 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
4044 Anatoly Sokolov <aesok@post.ru>
4045 Eric Weddington <eric.weddington@atmel.com>
4048 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
4049 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
4050 Rewrite initializers for .macro.
4051 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
4052 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
4053 atxmega32d4, atxmega32x1.
4054 avrxmega4: atxmega64a3, atxmega64d3.
4055 avrxmega5: atxmega64a1, atxmega64a1u.
4056 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
4057 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
4058 avrxmega7: atxmega128a1, atxmega128a1u.
4059 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
4060 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
4061 (struct base_arch_s): Rename reserved to xmega_p.
4062 Rename reserved2 to have_rampd.
4063 (AVR_XMEGA): New define.
4064 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
4065 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
4066 * config/avr/predicates.md (io_address_operand): Take into
4068 (low_io_address_operand): Ditto.
4069 (high_io_address_operand): Ditto.
4070 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
4071 (enabled, movhi_sp_r): Use them.
4072 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
4073 cpp_define_formatted to built-in define __AVR_ARCH__.
4074 (__AVR_XMEGA__): New built-in define.
4075 (__AVR_HAVE_RAMPD__): New built-in define.
4076 (__AVR_HAVE_RAMPX__): New built-in define.
4077 (__AVR_HAVE_RAMPY__): New built-in define.
4078 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
4080 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
4081 (avr_option_override): Initialize them.
4082 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
4083 (avr_init_expanders): Initialize them. No more block several calls.
4084 (emit_push_sfr): New static function.
4085 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
4087 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
4088 (avr_print_operand): Print addreeses as symbols for
4089 RAMPX, RAMPY, RAMPD, CCP.
4090 (output_movhi): Handle AVR_XMEGA when writing to SP.
4091 (avr_out_movhi_mr_r_xmega): New static function.
4092 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
4093 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
4094 __RAMPD__, __CCP__ as needed.
4096 * config/avr/multilib.h: Regenerate.
4097 * config/avr/t-multilib: Regenerate.
4098 * config/avr/avr-tables.opt: Regenerate.
4100 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
4102 PR tree-optimization/50561
4103 * graphite-flattening.c (lst_project_loop): Do not
4104 remove old scattering dimensions after flattening.
4105 (lst_do_flatten): Likewise.
4107 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
4109 * doc/extend.texi (AVR Built-in Functions): Remove doc for
4110 __builtin_avr_map8, __builtin_avr_map16.
4111 Document __builtin_avr_insert_bits.
4113 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
4114 (insert_bits): New insn.
4115 (adjust_len.map_bits): Rename to insert_bits.
4116 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
4117 * avr-protos.h (avr_out_map_bits): Remove.
4118 (avr_out_insert_bits, avr_has_nibble_0xf): New.
4119 * config/avr/constraints.md (Cxf,C0f): New.
4120 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
4121 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
4122 New built-in define __BUILTIN_AVR_INSERT_BITS.
4123 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
4124 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
4125 (avr_move_bits): Rewrite.
4126 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
4128 (avr_map_op_t): New typedef.
4129 (avr_map_op): New static variable.
4130 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
4131 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
4132 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
4133 (bdesc_3arg, avr_expand_triop_builtin): New.
4134 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
4135 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
4136 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
4137 (avr_map_equal_p, avr_map_sig_p): Remove.
4138 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
4139 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4140 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
4141 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4142 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
4143 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4145 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
4147 * config/c6x/c6x.md (reserve_cycles): New attribute.
4148 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
4149 don't reserve functional units after the branch occurs.
4151 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
4154 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
4155 functions into non-tm_pure functions.
4157 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
4160 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
4161 (iterative_hash_canonical_type): Likewise.
4162 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
4165 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
4167 * haifa-sched.c (prune_ready_list): Ensure that if there is a
4168 sched-group insn, it either remains alone or the entire list is pruned.
4170 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
4172 * doc/install.texi (Prerequisites): Fix grammar.
4173 (Configuration): Likewise.
4175 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
4177 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
4178 MPC as part of GCC before describing configuring with --with-gmp etc.
4179 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
4180 sources are present.
4182 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4185 * dwarf2out.c (clone_tree_hash): New function.
4186 (copy_decls_walk): Use it instead of clone_tree.
4188 2012-02-14 Richard Guenther <rguenther@suse.de>
4190 PR tree-optimization/52244
4191 PR tree-optimization/51528
4192 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
4193 replacements for integral types.
4195 2012-02-14 Walter Lee <walt@tilera.com>
4197 * config.gcc: Handle tilegx and tilepro.
4198 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
4200 Add HAVE_AS_TLS check for tilegx and tilepro.
4201 * configure: Regenerate.
4202 * doc/contrib.texi: Add Mat Hostetter and self.
4203 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
4204 Document instruction intrinsics and network accessing intrinsics.
4205 (TILEPro Built-in Functions): New node. Document instruction
4206 intrinsics and network accessing intrinsics.
4207 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
4208 (Specific, tilepro-*-linux*): Likewise.
4209 * doc/invoke.texi (TILE-Gx Options): New section.
4210 (TILEPro Options): New section.
4211 * doc/md.texi (TILE-Gx): New section.
4212 (TILEPro): New section.
4213 * common/config/tilegx/tilegx-common.c: New file.
4214 * common/config/tilepro/tilepro-common.c: New file.
4215 * config/tilegx/constraints.md: New file.
4216 * config/tilegx/linux.h: New file.
4217 * config/tilegx/mul-tables.c: New file.
4218 * config/tilegx/predicates.md: New file.
4219 * config/tilegx/sync.md: New file.
4220 * config/tilegx/t-tilegx: New file.
4221 * config/tilegx/tilegx-builtins.h: New file.
4222 * config/tilegx/tilegx-c.c: New file.
4223 * config/tilegx/tilegx-generic.md: New file.
4224 * config/tilegx/tilegx-modes.def: New file.
4225 * config/tilegx/tilegx-multiply.h: New file.
4226 * config/tilegx/tilegx-protos.h: New file.
4227 * config/tilegx/tilegx.c: New file.
4228 * config/tilegx/tilegx.h: New file.
4229 * config/tilegx/tilegx.md: New file.
4230 * config/tilegx/tilegx.opt: New file.
4231 * config/tilepro/constraints.md: New file.
4232 * config/tilepro/gen-mul-tables.cc: New file.
4233 * config/tilepro/linux.h: New file.
4234 * config/tilepro/mul-tables.c: New file.
4235 * config/tilepro/predicates.md: New file.
4236 * config/tilepro/t-tilepro: New file.
4237 * config/tilepro/tilepro-builtins.h: New file.
4238 * config/tilepro/tilepro-c.c: New file.
4239 * config/tilepro/tilepro-generic.md: New file.
4240 * config/tilepro/tilepro-modes.def: New file.
4241 * config/tilepro/tilepro-multiply.h: New file.
4242 * config/tilepro/tilepro-protos.h: New file.
4243 * config/tilepro/tilepro.c: New file.
4244 * config/tilepro/tilepro.h: New file.
4245 * config/tilepro/tilepro.md: New file.
4246 * config/tilepro/tilepro.opt: New file.
4248 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4250 PR tree-optimization/52210
4251 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
4252 vect_model_simple_cost with two entry vect_def_type array instead
4253 of an address of dt.
4255 2012-02-14 Richard Guenther <rguenther@suse.de>
4258 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
4259 Do not stream DECL_QUALIFIER.
4260 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
4261 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
4262 (find_decls_types_r): Do not walk DECL_QUALIFIER.
4264 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4267 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
4270 2012-02-13 Jakub Jelinek <jakub@redhat.com>
4273 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
4274 * cselib.c (cselib_subst_to_values_from_insn): New function.
4275 * sched-deps.c (add_insn_mem_dependence,
4276 sched_analyze_1, sched_analyze_2): Use it.
4278 2012-02-13 Jan Hubicka <jh@suse.cz>
4281 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
4283 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
4285 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
4286 (GTM_SELF_SPECS): Define if not already defined.
4287 (driver_self_specs): Add GTM_SELF_SPECS.
4288 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
4289 (GTM_SELF_SPECS): Define.
4290 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
4291 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
4293 2012-02-13 Jakub Jelinek <jakub@redhat.com>
4295 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
4298 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
4301 * omp-low.c (expand_omp_for): If a static schedule without chunk size
4302 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
4304 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
4307 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
4309 2012-02-13 Richard Guenther <rguenther@suse.de>
4311 PR translation/52211
4312 * passes.c (enable_disable_pass): Fix typo.
4314 2012-02-13 Jakub Jelinek <jakub@redhat.com>
4317 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
4318 XOR for reduce_bit_field if type is unsigned.
4320 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
4322 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
4323 disallow changes from SFmode to mode with different size in FP regs.
4325 2012-02-12 Robert Millan <rmh@gnu.org>
4326 Gerald Pfeifer <gerald@pfeifer.com>
4328 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
4331 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
4333 PR rtl-optimization/52175
4334 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
4335 to frame-related instructions.
4337 2012-02-10 Jason Merrill <jason@redhat.com>
4340 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
4341 (demangle_new_symbols): Fill it.
4342 (scan_linker_output): Walk it.
4343 (start_tweaking): Split out from scan_linker_output.
4344 (maybe_tweak): Update sym->chosen.
4345 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
4347 2012-02-11 Jakub Jelinek <jakub@redhat.com>
4350 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
4352 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
4354 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
4355 having the same mode as previous compare.
4357 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
4359 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
4360 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
4361 (nonlocal_goto_internal): Likewise.
4362 (nonlocal_goto): Emit a use and an indirect jump directly.
4364 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
4367 * doc/extend.texi : Update comments for __atomic_compare_exchange and
4368 __atomic_{is,always}_lock_free.
4370 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
4373 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
4374 negative constant address for TARGET_X32.
4376 2012-02-10 Richard Henderson <rth@redhat.com>
4378 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
4379 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
4380 for GIMPLE_TRANSACTION. Tidy if's into a switch.
4382 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4383 Ira Rosen <irar@il.ibm.com>
4385 PR tree-optimization/50031
4386 * targhooks.c (default_builtin_vectorization_cost): Handle
4388 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
4389 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
4390 all types of reduction and pattern statements.
4391 (vect_estimate_min_profitable_iters): Likewise.
4392 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
4393 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
4394 for explicit realigns.
4395 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
4396 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
4398 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
4399 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
4400 vec_perm for VSX and handle vec_promote_demote.
4402 2012-02-10 Jakub Jelinek <jakub@redhat.com>
4405 * builtins.c (fold_builtin_atomic_always_lock_free,
4406 expand_builtin_atomic_always_lock_free,
4407 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
4408 Return and/or test boolean_true_node/boolean_false_node instead of
4409 integer_one_node/integer_zero_node.
4411 2012-02-10 Jan Hubicka <jh@suse.cz>
4414 * predict.c (predict_paths_for_bb): Prevent looping.
4415 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
4417 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
4419 * config/arm/arm.c (output_move_double): In one case properly
4420 count number of instructions that will be emitted.
4422 2012-02-10 Richard Guenther <rguenther@suse.de>
4424 PR translation/52193
4425 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
4427 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
4430 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
4432 2012-02-09 Jakub Jelinek <jakub@redhat.com>
4435 * var-tracking.c (emit_note_insn_var_location): If
4436 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
4437 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
4438 non-NOTE_DURING_CALL_P insn.
4440 2012-02-09 Bin Cheng <bin.cheng@arm.com>
4443 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
4445 2012-02-08 Magnus Granberg <zorry@gentoo.org>
4448 * gcc.c (switch_matches) Support switches with separated form,
4451 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
4453 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
4455 (RAMPZ_ADDR): Ditto.
4456 * config/avr/avr.c (avr_addr_t): New typedef.
4457 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
4458 (avr_init_expanders): Initialize it.
4459 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
4461 (expand_epilogue): Ditto.
4462 (avr_print_operand): Ditto.
4463 (avr_file_start): Ditto.
4464 (avr_emit_movmemhi): Ditto.
4466 2012-02-08 Richard Guenther <rguenther@suse.de>
4468 PR tree-optimization/46886
4469 * tree-flow.h (do_while_loop_p): Declare.
4470 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
4471 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
4473 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
4475 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
4476 always succeed for integers larger than a native word.
4478 2012-02-08 Richard Guenther <rguenther@suse.de>
4480 PR rtl-optimization/52170
4481 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
4482 properly handle integer vector modes.
4484 2012-02-08 Jakub Jelinek <jakub@redhat.com>
4486 PR gcov-profile/52150
4487 * coverage.c: Include target.h.
4488 (build_var): Call targetm.strip_name_encoding on the assembler name.
4489 Change one _ into . or $ if the target allows it.
4490 * Makefile.in (coverage.o): Depend on $(TARGET_H).
4492 PR rtl-optimization/52139
4493 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
4494 is a BARRIER after emit_insn_after_noloc, move BB_END
4495 to the last non-BARRIER insn before it.
4497 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
4500 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
4501 (mips_gimplify_va_arg_expr): Call it instead of
4502 std_gimplify_va_arg_expr.
4504 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
4506 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
4507 message for -mno-pointers-to-nested-function.
4509 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
4512 * expr.c (get_inner_reference): If there is an offset, add a negative
4513 bit position to it (if any).
4515 2012-02-07 Jakub Jelinek <jakub@redhat.com>
4517 PR rtl-optimization/52060
4518 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
4519 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
4520 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
4521 and/or i0src_copy2 when needed.
4523 2012-02-07 Jakub Jelinek <jakub@redhat.com>
4525 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
4526 or LTOPLUGINSONAME if have_c.
4528 * config/freebsd-spec.h: Add comment about what macros can be defined
4530 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
4531 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
4534 2012-02-07 Richard Guenther <rguenther@suse.de>
4536 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
4537 newline in -alias dumps.
4539 2012-02-07 Kai Tietz <ktietz@redhat.com>
4540 Dave Korn <dave.korn.cygwin@gmail.com>
4543 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
4544 Take care that typinfo gets dllexport-attribute.
4546 2012-02-07 Jakub Jelinek <jakub@redhat.com>
4549 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
4550 if modifier < EXPAND_SUM call force_operand on the result.
4552 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
4554 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
4555 adding __forwarder_dst__ prefix if a forwarder_section attribute is
4557 (epiphany_function_type): Replace types for specific interrupts with
4558 EPIPHANY_FUNCTION_INTERRUPT.
4559 (EPIPHANY_INTERRUPT_P): Update.
4560 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
4561 New static function.
4562 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
4563 <disinterrupt>: Affects type identity.
4564 (epiphany_handle_interrupt_attribute): Handle variable number of
4566 (epiphany_compute_function_type): Update for new
4567 epiphany_function_type definition.
4568 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
4569 handlers with a longcall forwarder.
4570 (epiphany_start_function): Handle multiple interrupt arguments and/or
4571 forwarder_section attribute.
4573 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
4576 2012-02-07 Alan Modra <amodra@gmail.com>
4579 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
4582 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4584 PR tree-optimization/50969
4585 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
4586 use vec_perm rather than vector_stmt.
4587 (vect_model_load_cost): Likewise.
4588 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
4589 vec_perm to be the same as other vector statements.
4590 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
4591 cost of vec_perm for TARGET_VSX.
4593 2012-02-06 Richard Guenther <rguenther@suse.de>
4595 PR tree-optimization/52115
4596 * tree-sra.c (access_has_replacements_p): New function.
4597 (sra_modify_assign): Use it to decide whether a use is uninitialized.
4599 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
4602 * trans-mem.c (expand_call_tm): Add an assertion.
4603 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
4606 2012-02-06 Richard Guenther <rguenther@suse.de>
4608 PR tree-optimization/50955
4609 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
4610 raise cost of expressions that replace an address with an
4611 expression based on a different pointer.
4613 2012-02-06 Jakub Jelinek <jakub@redhat.com>
4616 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
4617 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
4619 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
4622 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
4623 -Weffc++ and specify guidelines come from second edition.
4625 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
4627 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
4628 (sibcall_value_multiple_internal, call_split, call_internal_direct)
4629 (call_direct_split, call_value_split, call_value_internal_direct)
4630 (call_value_direct_split, call_value_multiple_split): Use jal and
4631 jal_macro attributes.
4633 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
4635 * reload1.c (reload_regs_reach_end_p): Replace with...
4636 (reload_reg_rtx_reaches_end_p): ...this function.
4637 (new_spill_reg_store): Update commentary.
4638 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
4639 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
4640 before setting new_spill_reg_store.
4641 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
4642 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
4643 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
4644 for non-spill reload registers.
4646 2012-02-05 Ira Rosen <irar@il.ibm.com>
4648 PR tree-optimization/52091
4649 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
4650 (vect_is_simple_use_1): Likewise.
4651 * tree-vect-loop.c (vectorizable_reduction): Update calls
4652 to vect_is_simple_use_1 and vect_is_simple_use.
4653 (vectorizable_live_operation): Likewise.
4654 * tree-vect-patterns.c (widened_name_p,
4655 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
4656 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
4657 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
4658 vectorizable_shift,vectorizable_operation, vectorizable_store,
4659 vectorizable_load): Likewise.
4660 (vect_is_simple_cond): Add an argument, pass it to
4661 vect_is_simple_use_1.
4662 (vectorizable_condition): Update calls to vect_is_simple_cond,
4664 (vect_is_simple_use): Add an argument, the statement in which
4665 OPERAND is used. Check that if OPERAND's def stmt is a double
4666 reduction phi node, the use is a phi node too.
4667 (vect_is_simple_use_1): Add an argument, pass it to
4669 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
4670 to vect_is_simple_use.
4672 2012-02-04 Jakub Jelinek <jakub@redhat.com>
4674 PR rtl-optimization/52095
4675 * modulo-sched.c (dump_insn_locator): New function.
4676 (loop_canon_p, sms_schedule): Use it.
4678 PR rtl-optimization/52113
4679 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
4680 even for decomposable shift/zext insns.
4682 2012-02-03 Jakub Jelinek <jakub@redhat.com>
4683 Zdenek Dvorak <ook@ucw.cz>
4685 PR rtl-optimization/52092
4686 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
4687 on get_iv_value result.
4689 2012-02-02 Andrew Pinski <apinski@cavium.com>
4693 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
4695 2012-02-02 Jakub Jelinek <jakub@redhat.com>
4698 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
4700 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
4702 PR rtl-optimization/49800
4703 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
4704 (sched_finish): Call regstat_free_n_sets_and_refs.
4706 2012-02-02 Jia Liu <proljc@gmail.com>
4708 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
4711 2012-02-02 Jan Hubicka <jh@suse.cz>
4712 Tom de Vries <tom@codesourcery.com>
4715 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
4716 * varpool.c (varpool_analyze_pending_decls): Likewise.
4718 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
4719 Jayant R Sonar <jayant.sonar@kpitcummins.com>
4721 * config.gcc: Add cr16-* support.
4723 * doc/extend.texi: Document cr16 extensions.
4724 * doc/install.texi: Document cr16 install.
4725 * doc/invoke.texi: Document cr16 options.
4726 * doc/md.texi: Document cr16 constraints.
4728 * common/config/cr16/cr16-common.c: New file.
4729 * config/cr16/cr16.c: New file.
4730 * config/cr16/cr16.h: New file.
4731 * config/cr16/cr16.md: New file.
4732 * config/cr16/cr16.opt: New file.
4733 * config/cr16/cr16-protos.h: New file.
4734 * config/cr16/predicates.md: New file.
4735 * config/cr16/constraints.md: New file.
4736 * config/cr16/t-cr16: New file.
4738 2012-02-02 Jakub Jelinek <jakub@redhat.com>
4741 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
4742 that operands[2] is either immediate, or q_regs_operand.
4744 PR tree-optimization/52073
4745 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
4746 a pattern stmt for pattern uses, ignore uses outside of the loop.
4748 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
4750 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
4751 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
4752 (OUT_AS1, OUT_AS2): Remove.
4754 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
4756 PR rtl-optimization/51374
4757 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
4758 to cross other volatile_refs_p insns.
4760 2012-02-01 Richard Guenther <rguenther@suse.de>
4762 * doc/invoke.texi (fno-inline): Clarify documentation.
4763 (finline-small-functions): Likewise.
4764 (finline-functions): Likewise.
4765 * common.opt (finline): Adjust comment and documentation.
4766 (finline-small-functions): Clarify documentation.
4767 (finline-functions): Likewise.
4768 (finline-functions-called-once): Likewise.
4770 2012-02-01 Tristan Gingold <gingold@adacore.com>
4772 * c-typeck.c (composite_type): Keep mode for pointers.
4774 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
4776 * function.h (regno_reg_rtx): Adjust comment.
4777 * reginfo.c (init_reg_modes_target): Only use the previous mode
4778 if it fits within one register. Remove MIPS comment.
4780 2012-01-31 Jakub Jelinek <jakub@redhat.com>
4783 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
4785 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4787 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
4788 to srak instruction.
4790 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4792 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
4794 2012-01-31 Jakub Jelinek <jakub@redhat.com>
4799 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
4801 2012-01-31 Richard Guenther <rguenther@suse.de>
4803 PR tree-optimization/51528
4804 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
4807 2012-01-31 Jakub Jelinek <jakub@redhat.com>
4812 * ree.c (add_removable_extension): Change def_map argument
4813 to unsigned *, store in def_map 1 + offset into *insn_list vector
4814 instead of pointers into the vector.
4815 (find_removable_extensions): Adjust caller.
4817 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
4819 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
4820 Transform all "* quoted-c-code" to { c-code }.
4821 Remove redundant test for "optimize" in combine patterns.
4822 Move (include "avr-dimode.md") to end of file.
4824 2012-01-30 Bin Cheng <bin.cheng@arm.com>
4827 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
4828 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
4830 2012-01-30 Richard Guenther <rguenther@suse.de>
4832 PR tree-optimization/52028
4833 * tree-loop-distribution.c (ldist_gen): Properly update
4836 2012-01-30 Jakub Jelinek <jakub@redhat.com>
4839 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
4840 set_cur_line_info_table if not emitting debug info.
4842 PR tree-optimization/52046
4843 * tree-vect-patterns.c (check_bool_pattern): Give up if
4844 a comparison could throw.
4847 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
4849 2012-01-30 Richard Guenther <rguenther@suse.de>
4851 PR tree-optimization/52045
4852 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
4853 SSA form if cfgcleanup did anything.
4855 2012-01-30 Richard Guenther <rguenther@suse.de>
4857 PR tree-optimization/52045
4858 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
4859 before computing final todo.
4861 2012-01-30 Richard Guenther <rguenther@suse.de>
4863 PR tree-optimization/51528
4864 * tree-sra.c (sra_modify_assign): Re-factor in preparation
4867 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
4869 * df-problems.c (df_kill_notes): Check that the use refers
4870 to the note under examination.
4872 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
4875 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
4876 parameter and use short-lived pseudos.
4877 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
4878 (sparc_expand_vector_init): Const-ify local variables and adjust
4879 calls to above functions.
4881 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
4883 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
4885 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
4887 * doc/invoke.texi: Make usage of "compile time" and
4888 "run time"/"runtime" consistent throughout the file.
4890 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
4892 * config/alpha/alpha.c (alpha_option_override): Default to
4893 full IEEE compliance mode for Go language.
4895 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
4897 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
4898 (LINK_SSP_SPEC): Define.
4900 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4903 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
4906 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
4908 * doc/invoke.texi: Correct hyphenation of "floating point",
4909 "double precision", and related terminology throughout the file.
4911 2012-01-28 Jakub Jelinek <jakub@redhat.com>
4914 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
4915 arm_general_register_operand predicate for operand 2 instead of
4918 2012-01-27 Ian Lance Taylor <iant@google.com>
4921 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
4922 * builtins.c (expand_builtin_init_trampoline): Add onstack
4923 parameter. Change caller.
4924 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
4925 * tree.c (build_common_builtin_nodes): Declare
4926 __builtin_init_heap_trampoline.
4928 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
4930 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
4931 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
4932 * config/avr/avr.c: Ditto.
4933 (avr_regnames): Remove because unused.
4934 * config/avr/avr.md (*cpse.ne): New peephole.
4935 (*cpse.eq): New peephole from former cpse peepholes.
4937 2012-01-27 Michael Eager <eager@eagercon.com>
4939 * config/microblaze.c (microblaze_emit_compare): Correct
4940 test after pcmp instruction.
4942 2012-01-27 Richard Guenther <rguenther@suse.de>
4944 PR tree-optimization/52020
4945 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
4947 2012-01-27 Richard Guenther <rguenther@suse.de>
4949 * ipa-pure-const.c (check_stmt): Clobbers do not make a
4950 function non-const/pure.
4952 2012-01-27 Richard Guenther <rguenther@suse.de>
4954 PR tree-optimization/50444
4955 * tree-sra.c (build_ref_for_offset): Properly adjust the
4956 MEM_REF type for unaligned accesses.
4958 2012-01-27 Richard Guenther <rguenther@suse.de>
4960 PR tree-optimization/50444
4961 * expr.c (mem_ref_refers_to_non_mem_p): New function.
4962 (expand_assignment): Use it. Properly handle misaligned
4963 bases when expanding stores to component references.
4964 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
4967 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
4970 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
4971 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
4972 * tree-data-ref.c (find_data_references_in_loop): Make static.
4973 (compute_all_dependences): Change return type to bool. Bail out
4974 for too many datarefs in a loop. Move the hunk resetting the data
4975 dependences vector from ...
4976 (compute_data_dependences_for_loop): ... here. Account for
4977 compute_all_dependences returning false.
4978 (compute_data_dependences_for_bb): Likewise.
4979 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
4980 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
4982 2012-01-27 Richard Guenther <rguenther@suse.de>
4985 * expr.c (store_field): Use the alias-set of the scratch memory
4988 2012-01-27 Tom de Vries <tom@codesourcery.com>
4990 PR tree-optimization/51990
4991 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
4993 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
4995 2012-01-27 Jakub Jelinek <jakub@redhat.com>
4998 * var-tracking.c (reverse_op): Don't add any reverse operation
4999 if V already has any constant locations.
5001 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
5003 * doc/invoke.texi: Correct usage of "command line" (noun)
5004 vs "command-line" (adjective) throughout.
5006 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
5008 * doc/invoke.texi (Language Independent Options): Move
5009 -Wcoverage-mismatch blurb from here....
5010 (Warning Options): ...to here.
5012 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
5014 * config/rs6000/rs6000.c (rs6000_option_override_internal):
5015 Set rs6000_always_hint to false for 476.
5017 2012-01-27 Matthias Klose <doko@ubuntu.com>
5019 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
5021 * incpath.c (add_standard_paths): Likewise.
5023 2012-01-27 Richard Henderson <rth@redhat.com>
5025 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5026 * config/m68k/sync.md (atomic_test_and_set): Rename from
5027 sync_test_and_setqi and adjust the operands.
5028 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
5029 and unconditionally enable.
5031 2012-01-27 Richard Henderson <rth@redhat.com>
5033 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5034 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
5035 (ldstub): Rename from ldstubqi.
5036 (ldstub<I24MODE>): Remove.
5038 2012-01-27 Richard Henderson <rth@redhat.com>
5040 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5041 * c-cppbuiltin.c (cpp_atomic_builtins): Define
5042 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
5043 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
5044 * doc/tm.texi: Rebuild.
5046 2012-01-27 Richard Henderson <rth@redhat.com>
5048 * optabs.c (gen_atomic_test_and_set): Remove default.
5049 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
5051 2012-01-26 Jakub Jelinek <jakub@redhat.com>
5053 PR rtl-optimization/51978
5054 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
5055 (combine_reaching_defs): Likewise.
5056 (struct re_info): Remove.
5057 (add_removable_extension): Remove x and data arguments,
5058 add insn, insn_list and def_map. Use the arguments directly
5059 instead of using struct re_info.
5060 (find_removable_extensions): Don't call add_removable_extension
5061 through note_stores, instead just call it with single_set
5063 (find_and_remove_re): Pass curr_cand->expr instead of
5064 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
5066 2012-01-26 Michael Matz <matz@suse.de>
5068 PR tree-optimization/46590
5069 * cfgexpand.c: Revert last change (r183305).
5070 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
5072 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
5073 checking for emptiness.
5075 2012-01-26 Jakub Jelinek <jakub@redhat.com>
5078 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
5079 non-addressable non-BLKmode base correctly.
5081 2012-01-26 Michael Matz <matz@suse.de>
5083 PR tree-optimization/48794
5084 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
5085 regions referenced from RESX/EH_DISPATCH.
5087 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5089 * config/s390/s390.h: Make BRANCH_COST an option.
5090 * config/s390/s390.opt: New option -mbranch-cost.
5092 2012-01-26 Richard Henderson <rth@redhat.com>
5094 Revert 2012-01-24 change:
5095 * trans-mem.c (requires_barrier): Do not instrument thread local
5096 variables and emit save/restore for them.
5098 2012-01-25 Jakub Jelinek <jakub@redhat.com>
5101 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
5104 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
5106 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
5109 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
5112 Rename __pgm to __flash.
5113 Rename __pgm1 to __flash1.
5114 Rename __pgm2 to __flash2.
5115 Rename __pgm3 to __flash3.
5116 Rename __pgm4 to __flash4.
5117 Rename __pgm5 to __flash5.
5118 Rename __pgmx to __memx.
5119 * doc/extend.texi (AVR Named Address Spaces)
5120 Rename address space names as indicated above.
5121 * config/avr/avr.c (avr_addrspace): Ditto.
5123 * config/avr/avr-protos.h
5124 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
5125 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
5126 * config/avr/predicates.md: Ditto.
5127 * config/avr/avr.c Ditto, and
5128 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
5129 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
5131 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
5132 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
5133 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
5134 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
5135 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
5136 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
5137 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
5138 * config/avr/avr.c: Ditto.
5139 * config/avr/avr.md: Ditto.
5141 2012-01-25 Jason Merrill <jason@redhat.com>
5144 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
5146 2012-01-25 Jakub Jelinek <jakub@redhat.com>
5148 PR tree-optimization/51987
5149 * tree-data-ref.c (get_references_in_stmt): Handle references in
5150 non-volatile GIMPLE_ASM.
5152 2012-01-25 Richard Guenther <rguenther@suse.de>
5154 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
5155 bases are dereferenced.
5157 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
5159 PR rtl-optimization/48374
5160 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
5162 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
5164 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
5165 compute_data_dependences_for_loop returns false.
5166 * tree-parloops.c (loop_parallel_p): Likewise.
5168 2012-01-25 Richard Guenther <rguenther@suse.de>
5170 * tree.h (get_pointer_alignment_1): Declare.
5171 * builtins.c (get_pointer_alignment_1): New function.
5172 (get_pointer_alignment): Use it.
5174 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5176 PR rtl-optimization/48308
5177 * combine.c (enum undo_kind): Add UNDO_LINKS.
5178 (struct undo): Add member l to other_contents and where.
5179 (do_SUBST_LINK): New.
5181 (try_combine): Handle LOG_LINKS for the dummy i1 case.
5182 (undo_all): Handle UNDO_LINKS.
5184 2012-01-25 Richard Henderson <rth@redhat.com>
5186 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
5189 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5191 * optabs.c (gen_atomic_test_and_set): Use each argument.
5193 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5195 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
5196 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
5197 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
5198 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
5199 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
5200 TARGET_PAIRED_SINGLE_FLOAT.
5202 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5204 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
5205 (in_struct, return_val): Remove MEM documentation.
5206 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
5207 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
5208 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
5210 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
5211 * cfgexpand.c (add_alias_set_conflicts): Likewise.
5212 * expr.c (store_field): Likewise.
5213 * function.c (assign_stack_temp_for_type): Likewise.
5214 * ifcvt.c (noce_try_cmove_arith): Likewise.
5215 * reload1.c (reload): Likewise.
5216 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
5217 (alpha_set_memflags): Likewise.
5218 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
5220 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5222 * rtl.h (true_dependence, canon_true_dependence): Remove varies
5224 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
5225 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
5226 (true_dependence_1, true_dependence, canon_true_dependence): Remove
5228 * cselib.c (cselib_rtx_varies_p): Delete.
5229 (cselib_invalidate_mem): Update call to canon_true_dependence.
5230 * dse.c (record_store, check_mem_read_rtx): Likewise.
5231 (scan_reads_nospill): Likewise.
5232 * cse.c (check_dependence): Likewise.
5233 (cse_rtx_varies_p): Delete.
5234 * expr.c (safe_from_p): Update call to true_dependence.
5235 * ira.c (validate_equiv_mem_from_store): Likewise.
5236 (memref_referenced_p): Likewise.
5237 * postreload-gcse.c (find_mem_conflicts): Likewise.
5238 * sched-deps.c (sched_analyze_2): Likewise.
5239 * store-motion.c (load_kills_store): Likewise.
5240 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
5241 * gcse.c (mems_conflict_for_gcse_p): Likewise.
5242 (compute_transp): Update call to canon_true_dependence.
5244 2012-01-25 Richard Henderson <rth@redhat.com>
5246 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
5247 (maybe_emit_atomic_test_and_set): New.
5248 (expand_sync_lock_test_and_set): Use it.
5249 (expand_atomic_test_and_set): Likewise.
5250 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
5251 the implementation; clarify implementation defined details.
5252 * doc/md.texi (atomic_test_and_set): Document.
5254 2012-01-25 Richard Henderson <rth@redhat.com>
5256 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
5258 2012-01-25 Richard Henderson <rth@redhat.com>
5261 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
5262 to effect no-op split.
5264 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
5267 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
5268 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
5269 (BT_FN_VOID_PTR_INT_SIZE): New.
5270 (BT_FN_UINT_UINT_VAR): Remove.
5271 (BT_FN_UINT32_UINT32_VAR): New.
5272 (BT_FN_DOUBLE_VPTR): Remove.
5273 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
5275 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
5276 (_ITM_changeTransactionMode): Same.
5277 (_ITM_memmoveRtWt): Change return type to void.
5278 (_ITM_memcpyRtWt): Same.
5279 (_ITM_memsetW): Same.
5280 (_ITM_RaRD): Change types to double.
5285 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
5287 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
5288 Patrick Marlier <patrick.marlier@gmail.com>
5290 * trans-mem.c (requires_barrier): Do not instrument thread local
5291 variables and emit save/restore for them.
5293 2012-01-24 Jason Merrill <jason@redhat.com>
5296 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
5297 output static aliases.
5299 2012-01-24 Jakub Jelinek <jakub@redhat.com>
5302 * common.opt (-pie, -shared, pie, shared): Change from Common to
5304 * gcc.c (display_help): Display help for -pie and -shared.
5306 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
5309 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
5310 Remove note on size/offset limitation.
5311 (AVR Variable Attributes): Add example how to read data located
5312 with progmem. Refer to named address spaces.
5313 * doc/invoke.texi (AVR Options): Fix typo.
5315 2012-01-24 Richard Guenther <rguenther@suse.de>
5317 Forward-port to trunk
5318 2010-09-21 Jakub Jelinek <jakub@redhat.com>
5321 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
5322 op0 isn't sufficiently aligned and there is movmisalignM
5323 insn for mode, use it to load op0 into a temporary register.
5325 2012-01-24 Jakub Jelinek <jakub@redhat.com>
5328 * target.def (const_not_ok_for_debug_p): New hook.
5329 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
5331 * doc/tm.texi: Regenerated.
5332 * dwarf2out.c (const_ok_for_output_1): If
5333 targetm.const_not_ok_for_debug_p returns true, fail.
5334 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
5336 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
5338 2012-01-23 Kai Tietz <ktietz@redhat.com>
5341 * config/i386/predicates.md (symbolic_operand): Allow
5342 UNSPEC_PCREL as PIC expression for lea.
5343 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
5344 * config/i386/i386.c (ix86_delegitimize_address): Handle
5345 UNSPEC_PCREL for none-MEM, too.
5347 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
5349 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
5350 (ipa_tm_create_version_alias): Same.
5352 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
5355 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
5356 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
5358 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
5359 Patrick Marlier <patrick.marlier@gmail.com>
5360 Iain Sandoe <developer@sandoe-acoustics.co.uk>
5363 * lto-wrapper.c (run_gcc): Pass the LTO section name to
5364 simple_object_start_read.
5366 2012-01-23 Richard Guenther <rguenther@suse.de>
5369 PR tree-optimization/51895
5370 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
5371 parameter decomposition into BLKmode components.
5373 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
5375 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
5376 fake variables for restrict-qualified pointers whose pointed-to type
5377 contains a placeholder.
5379 2012-01-23 Richard Guenther <rguenther@suse.de>
5381 PR tree-optimization/51949
5382 * ipa-split.c (execute_split_functions): Do not split malloc functions.
5384 2012-01-23 Jakub Jelinek <jakub@redhat.com>
5386 PR rtl-optimization/51933
5387 * ree.c (transform_ifelse): Return true right away if dstreg is
5388 already wider or equal to cand->mode.
5389 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
5390 (make_defs_and_copies_lists): Remove defs_list and copies_list
5391 arguments, add state argument, just truncate state->work_list
5392 instead of always allocating and freeing the vector. Assert that
5393 get_defs succeeds instead of returning 2. Changed return type to bool.
5394 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
5395 have ext_src_mode, see if it has been modified already with the
5396 right kind of extension and has been extended before from the
5397 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
5398 just return true. Remember the original mode in state->modified array.
5399 (combine_reaching_defs): Add state argument. Don't allocate and
5400 free here def_list, copied_list and vec vectors, instead just
5401 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
5402 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
5403 Add state variable, clear vectors in it, initialize state.modified
5404 if needed. Free all the vectors at the end and state.modified too.
5405 Don't skip a candidate if the extension expression has been modified.
5407 2012-01-22 Douglas B Rupp <rupp@gnat.com>
5410 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
5411 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
5412 (extra_options) interix.opt -> i386/interix.opt"
5413 (extra_objs):Add winnt-stubs.o
5414 * configure.ac: Add interix to target_os .comm on PE check.
5415 * configure: Regenerate.
5416 * config/interix3.h: Delete and move bits to..
5417 * config/interix.h: Delete and move bits to..
5418 * config/i386/i386-interix3.h: Delete and move bits to..
5419 * config/i386/i386-interix.h: ..here.
5420 (TARGET_CPU_DEFAULT): Remove redefinition.
5421 (TARGET_ASM_CONSTRUCTOR): Undefine.
5422 (SUBTARGET_SWITCHES): Define for ms-bitfields.
5423 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
5424 (PTRDIFF_TYPE): Define.
5425 (LONG_DOUBLE_TYPE_SIZE): Define.
5426 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
5427 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
5428 (TARGET_SECTION_TYPE_FLAGS): Define.
5429 (ASM_DECLARE_FUNCTION_NAME): Define.
5430 (ASM_OUTPUT_EXTERNAL): Define.
5431 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
5432 (ASM_OUTPUT_ALIGNED_BSS): Define.
5433 (PCC_BITFIELD_TYPE_MATTERS): Define.
5434 (USE_CONST_SECTION): Define.
5435 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
5436 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
5437 (SUPPORTS_ONE_ONLY): Remove.
5438 (I386_PE_STRIP_ENCODING): Define.
5439 * config/interix.opt: Delete and move bits to..
5440 * config/i386/interix.opt: ..here. New.
5441 (mpe-aligned-commons): Add.
5442 * config/i386/t-interix: Add copyright header.
5443 (winnt-stubs.o): Add rule.
5445 2012-01-22 Jason Merrill <jason@redhat.com>
5448 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
5449 for extra name aliases.
5451 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
5453 PR rtl-optimization/51924
5454 * ree.c (combine_set_extension): Improve debugging message.
5455 (combine_reaching_defs): Likewise.
5456 (get_defs): Rename confusingly named variable.
5457 (find_and_remove_re): Skip a candidate if the extension expression has
5460 2012-01-21 Robert Millan <rmh@gnu.org>
5461 Gerald Pfeifer <gerald@pfeifer.com>
5463 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
5464 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
5466 2012-01-20 Jakub Jelinek <jakub@redhat.com>
5468 PR tree-optimization/51914
5469 * tree-vect-stmts.c (vectorizable_conversion): For
5470 cvt_type && modifier == WIDEN, put temporary with cvt_type
5471 at the beginning of vec_dsts and set vec_dest to temporary
5474 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
5476 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
5478 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
5480 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
5481 * config/rs6000/rs6000.c: Likewise.
5483 2012-01-20 Jakub Jelinek <jakub@redhat.com>
5486 * config/arm/arm.c (arm_count_output_move_double_insns): Call
5487 output_move_double on a copy of operands array.
5489 2012-01-20 Cary Coutant <ccoutant@google.com>
5490 Dodji Seketeli <dodji@redhat.com>
5493 * dwarf2out.c (copy_declaration_context): Return ref to parent
5494 of declaration DIE, if necessary.
5495 (remove_child_or_replace_with_skeleton): Add new parameter; update
5496 caller. Place skeleton DIE under parent DIE of original declaration.
5497 Move call to copy_declaration_context to here ...
5498 (break_out_comdat_types): ... from here.
5500 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5502 PR rtl-optimization/51856
5503 * reload.c (find_reloads_subreg_address): Set the address_reloaded
5506 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5509 * config/arm/arm.c (arm_print_operand): Correct output of alignment
5510 hints for neon loads and stores.
5512 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
5516 * doc/extend.texi (Named Address Spaces): Split into subsections.
5517 (AVR Named Address Spaces): New subsection.
5518 (M32C Named Address Spaces): New subsection.
5519 (RL78 Named Address Spaces): New subsection.
5520 (SPU Named Address Spaces): New subsection.
5521 (Variable Attributes): New anchor "AVR Variable Attributes".
5522 (AVR Variable Attributes): Rewrite and avoid wording
5523 "address space" in this context.
5524 * doc/invoke.texi (AVR Options): Rewrite and add documentation
5525 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
5526 (AVR Built-in Macros): New subsubsection therein.
5527 * doc/md.texi (AVR constraints): Remove "C04", "R".
5529 2012-01-20 Richard Guenther <rguenther@suse.de>
5531 PR tree-optimization/51903
5532 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
5533 when removing stmts.
5535 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5538 * config/arm/arm.c (arm_load_pic_register): Use
5539 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
5540 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
5541 (arm_pic_static_addr): Likewise.
5542 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
5543 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
5544 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
5545 (pic_load_addr_unified): New.
5547 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
5550 * function.c (instantiate_virtual_regs_in_insn): Use
5551 delete_insn_and_edges when removing a wrong asm insn.
5553 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
5555 PR rtl-optimization/40761
5556 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
5557 Add new member loop_num.
5558 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
5559 (ira_build): Remove the parameter.
5561 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
5562 (ira.c): Do not build CFG loops for one region allocation. Remove
5563 argument from ira_build call.
5565 * ira-build.c (init_loop_tree_node): New function.
5566 (create_loop_tree_nodes): Use it. Separate the case when CFG
5567 loops are not built.
5568 (more_one_region_p): Check current_loops.
5569 (finish_loop_tree_nodes): Separate the case when CFG loops are not
5571 (add_loop_to_tree): Process loop equal to NULL too.
5572 (form_loop_tree): Separate the case when CFG loops are not built.
5573 Use explicitly number for the root.
5574 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
5576 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
5577 instead of loop->num.
5578 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
5579 (mark_all_loops_for_removal): Ditto.
5580 (remove_unnecessary_regions): Separate the case when CFG loops
5582 (ira_build): Remove the parameter. Use explicit number of regions
5583 when CFG loops are not built.
5585 * ira-color.c (print_loop_title): Separate the case for the root node.
5586 Use loop_num instead of loop->num.
5587 (move_spill_restore): Use loop_num instead of loop->num.
5589 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
5590 (change_loop): Ditto.
5591 (change_loop): Use loop_num instead of loop->num.
5593 * ira-lives.c (process_bb_node_lives): Ditto.
5595 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
5597 * ira-conflicts.c (print_allocno_conflicts): Ditto.
5599 2012-01-19 Jakub Jelinek <jakub@redhat.com>
5602 * tree-mudflap.c (mf_artificial): New function.
5603 (execute_mudflap_function_ops, execute_mudflap_function_decls,
5604 mx_register_decls, mudflap_enqueue_decl): Use it.
5607 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
5608 numbers in the insn pattern.
5610 2012-01-19 Michael Matz <matz@suse.de>
5612 PR tree-optimization/46590
5613 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
5614 use it in remembering which conflicts we already created.
5615 (add_scope_conflicts): Adjust call to above, (de)allocate helper
5618 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
5621 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
5622 (merge_and_complain): Same.
5624 2012-01-19 Jakub Jelinek <jakub@redhat.com>
5627 * config/initfini-array.h: Guard content of the header
5628 with #ifdef HAVE_INITFINI_ARRAY.
5629 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
5630 Add initfini-array.h to tm_file here.
5631 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
5632 * config.gcc: Don't add initfini-array.h to tm_file here.
5633 * configure: Regenerated.
5635 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
5637 PR rtl-optimization/51505
5638 * df-problems.c (df_kill_notes): New parameter live. Update comment.
5639 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
5640 (df_note_bb_compute): Update the call to df_kill_notes.
5642 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
5644 * trans-mem.c (requires_barrier): Remove call to is_global_var.
5646 2012-01-18 Richard Guenther <rguenther@suse.de>
5648 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
5649 of conversions to void *.
5651 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5652 Richard Sandiford <rdsandiford@googlemail.com>
5656 * optabs.h (simplify_expand_binop): Declare.
5657 * optabs.c (simplify_expand_binop): Make global.
5658 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
5659 endian targets if the source cannot be exactly covered by word
5662 2012-01-17 Jakub Jelinek <jakub@redhat.com>
5665 * hard-reg-set.h (struct hard_reg_set_container): New type.
5666 * target.h (struct hard_reg_set_container): Forward declare.
5667 * target.def (set_up_by_prologue): New target hook.
5668 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
5669 * doc/tm.texi: Regenerated.
5670 * function.c (thread_prologue_and_epilogue_insns): Change
5671 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
5672 Call targetm.set_up_by_prologue on it.
5673 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
5674 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
5676 2012-01-17 Nick Clifton <nickc@redhat.com>
5678 * config/rx/rx.c (rx_can_use_simple_return): New function.
5679 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
5680 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
5682 2012-01-17 Richard Guenther <rguenther@suse.de>
5685 * expr.c (expand_assignment): Take address-space information
5686 from the address operand of MEM_REF and TARGET_MEM_REF.
5687 (expand_expr_real_1): Likewise.
5689 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5691 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
5692 reload dump is requested.
5694 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
5697 * trans-mem.c (requires_barrier): Call may_be_aliased.
5699 2012-01-17 Jakub Jelinek <jakub@redhat.com>
5701 PR tree-optimization/51877
5702 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
5703 call arguments and fndecls compare equal, instead return false if they
5704 don't. Return true only if lhs1 and lhs2 are either both NULL, or
5705 both SSA_NAMEs that are valueized the same, or they satisfy
5708 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5710 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
5712 * configure: Regenerate.
5714 2012-01-16 Jan Hubicka <jh@suse.cz>
5718 * convert.c (convert_to_integer): Use fold_convert for
5719 converting an INTEGER_CST to integer type.
5721 2012-01-16 Jason Merrill <jason@redhat.com>
5724 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
5726 2012-01-16 Jakub Jelinek <jakub@redhat.com>
5729 * config/s390/s390.c (s390_chunkify_start): Don't skip
5730 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
5731 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
5732 If insn is followed by NOTE_INSN_VAR_LOCATION or
5733 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
5734 Don't use location of note insns.
5736 PR tree-optimization/51865
5737 * tree-inline.c (tree_function_versioning): Call remap_decl
5738 on DECL_RESULT whenever it has VOID_TYPE_P type.
5740 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
5742 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
5743 for calls to locally-binding MIPS16 functions if only the return
5744 type uses float regs.
5746 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
5747 Richard Sandiford <rdsandiford@googlemail.com>
5749 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
5750 (SYMBOL_32_HIGH): Likewise.
5751 (mips_output_tls_reloc_directive): Declare.
5752 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
5753 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
5754 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
5755 (mips_lo_relocs, mips_hi_relocs): Make extern.
5756 (mips16_stub_function): Move up file.
5757 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
5758 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
5759 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
5760 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
5761 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
5762 (mips_get_tp): Add MIPS16 support.
5763 (mips_legitimize_tls_address): Remove MIPS16 sorry().
5764 Generalize DTPREL and TPREL handling.
5765 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
5766 Add MIPS16 TLS support.
5767 (mips_output_tls_reloc_directive): New function.
5768 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
5769 * config/mips/predicates.md (symbolic_operand_with_high)
5770 (tls_reloc_operand): New predicates.
5771 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
5772 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
5773 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
5774 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
5775 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
5776 (*tls_get_tp_mips16_call_<mode>): Likewise.
5778 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
5780 PR rtl-optimization/51821
5781 * recog.c (peep2_find_free_register): Determine clobbered registers
5784 2012-01-14 Denis Chertykov <chertykov@gmail.com>
5787 * config/avr/avr-protos.h: Revert change of 2012-01-09.
5788 * config/avr/avr.c: Likewise.
5789 * config/avr/avr.h: Likewise.
5791 2012-01-13 Ian Lance Taylor <iant@google.com>
5794 * tree.h (TYPE_QUALS): Add cast to int.
5795 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
5797 2012-01-13 Ian Lance Taylor <iant@google.com>
5799 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
5800 comparing param_index to VEC_length result.
5802 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
5804 * c-decl.c: Do not include tree-mudflap.h
5805 * tree-optimize.c: Likewise.
5806 * Makefile.in: Update dependencies.
5808 2012-01-13 Richard Guenther <rguenther@suse.de>
5811 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
5812 variable-sized result always use RSO.
5814 2012-01-12 DJ Delorie <dj@redhat.com>
5816 * cfgexpand.c (convert_debug_memory_address): Allow any valid
5817 pointer type, not just the default pointer type.
5819 2012-01-09 Richard Henderson <rth@redhat.com>
5820 Denis Chertykov <chertykov@gmail.com>
5823 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
5824 * config/avr/avr.c (avr_can_eliminate): Simplify.
5825 (avr_initial_elimination_offset): Likewise.
5826 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
5827 (expand_epilogue): Likewise.
5828 (avr_legitimize_address): Gut.
5829 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
5830 (avr_hard_regno_nregs): New.
5831 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
5832 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
5833 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
5834 add soft frame pointer.
5835 (CALL_USED_REGISTERS): Likewise.
5836 (REG_CLASS_CONTENTS): Likewise.
5837 (REGISTER_NAMES): Likewise.
5838 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
5839 (HARD_FRAME_POINTER_REGNUM): New.
5840 (FRAME_POINTER_REGNUM): Use soft frame pointer.
5841 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
5842 remove the HARD_FRAME_POINTER self-elimination.
5844 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
5847 * config/avr/avr.c (avr_encode_section_info): Test for absence of
5848 DECL_EXTERNAL when checking for initializers of progmem variables.
5850 2012-01-12 Ira Rosen <irar@il.ibm.com>
5852 PR tree-optimization/51799
5853 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
5854 that the last operation is a type demotion.
5856 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
5858 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
5859 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
5861 2012-01-11 Jakub Jelinek <jakub@redhat.com>
5864 * combine.c (distribute_notes): If i3 is a noreturn call,
5865 allow old_size to be equal to args_size and make sure the
5866 noreturn call gets REG_ARGS_SIZE note.
5867 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
5868 on noreturn calls even when the delta is 0.
5870 2012-01-11 Nathan Sidwell <nathan@acm.org>
5872 * gcov.c (STRING_SIZE): Remove.
5873 (generate_results): Erase annotations for source files with no
5874 coverage information.
5876 (output_lines): Use it.
5878 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
5880 * gimple.h (gimplify_body): Remove first argument.
5881 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
5882 pointer set here, instead just pass DATA to walk_tree.
5883 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
5884 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
5885 (unvisit_body): Likewise, but with unmark_visited.
5886 (gimplify_body): Remove BODY_P argument and adjust.
5887 (gimplify_function_tree): Adjust call to gimplify_body.
5888 * omp-low.c (finalize_task_copyfn): Likewise.
5890 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
5892 * tree.h (build_function_decl_skip_args): Add boolean parameter.
5893 (build_function_type_skip_args): Delete.
5894 * tree.c (build_function_type_skip_args): Make static and add
5895 SKIP_RETURN parameter. Fix thinko in the handling of variants.
5896 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
5897 pass it to build_function_type_skip_args.
5898 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
5899 (tree_function_versioning): Likewise.
5900 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
5901 build_function_decl_skip_args.
5902 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
5903 and pass it to build_function_decl_skip_args/tree_function_versioning.
5904 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
5905 * ipa-inline-transform.c (save_inline_function_body): Likewise.
5906 * trans-mem.c (ipa_tm_create_version): Likewise.
5907 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
5908 * tree-inline.c (declare_return_variable): Remove always-true test.
5909 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
5910 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
5911 * ipa-split.c (split_function): Skip the return value for the split
5912 part if it doesn't return.
5914 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5916 PR tree-optimization/49642
5917 * ipa-split.c (forbidden_dominators): New variable.
5918 (check_forbidden_calls): New function.
5919 (dominated_by_forbidden): Likewise.
5920 (consider_split): Check for forbidden dominators.
5921 (execute_split_functions): Initialize and free forbidden
5922 dominators info; call check_forbidden_calls.
5924 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5926 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
5928 2012-01-11 Nick Clifton <nickc@redhat.com>
5930 * config/rx/rx.md (return): Define pattern.
5932 2012-01-11 Richard Guenther <rguenther@suse.de>
5934 * doc/extend.texi (malloc attribute): Adjust according to
5937 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
5938 Patrick Marlier <patrick.marlier@gmail.com>
5941 * trans-mem.c (get_cg_data): Traverse aliases if requested.
5942 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
5943 (ipa_tm_note_irrevocable): Same.
5944 (ipa_tm_scan_irr_block): Same.
5945 (ipa_tm_decrement_clone_counts): Same.
5946 (ipa_tm_scan_irr_function): Same.
5947 (ipa_tm_create_version_alias): Same.
5948 (ipa_tm_create_version): Same.
5949 (ipa_tm_transform_calls_redirect): Same.
5950 (ipa_tm_transform_calls): Same.
5951 (ipa_tm_transform_transaction): Same.
5952 (ipa_tm_execute): Same.
5954 2012-01-10 Richard Guenther <rguenther@suse.de>
5957 * opts.c (common_handle_option): Handle -Werror.
5959 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
5961 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
5964 2012-01-10 Jason Merrill <jason@redhat.com>
5966 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
5969 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5971 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
5972 supports R_386_TLS_GD_PLT reloc.
5973 (gcc_cv_as_ix86_tlsldmplt): Check if linker
5974 supports R_386_TLS_LDM_PLT reloc.
5975 * configure: Regenerate.
5976 * config.in: Regenerate.
5978 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
5981 Extend __pgmx semantics to linearize memory.
5982 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
5983 determine if code comes inline or from libgcc.
5984 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
5985 (movmem_qi, movmem_qi): Set constraint #2 to "n".
5986 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
5987 (movmemx_qi, movmemx_hi): New insns.
5988 (xload_<mode>_libgcc): Rewrite to new insn condition.
5989 (xload_<mode>): Remove insns.
5990 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
5991 cases that don't satisfy avr_xload_libgcc_p().
5992 (avr_addr_space_convert): Allow converting in any direction.
5993 (avr_addr_space_subset_p): Return always true.
5994 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
5995 (avr_emit_movmemhi): Ditto.
5996 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
5997 (avr_out_movmem): Ditto.
5998 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
5999 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
6000 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
6001 (avr_encode_section_info): Encode 'progmem' in symbol flags.
6002 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
6004 2012-01-10 Richard Guenther <rguenther@suse.de>
6006 PR tree-optimization/50913
6007 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
6008 Require data-refs to be representable by Graphite with respect
6011 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
6013 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
6014 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
6016 2012-01-10 Tom de Vries <tom@codesourcery.com>
6018 PR rtl-optimization/51271
6019 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
6020 handling annulled branch.
6022 2012-01-10 Richard Henderson <rth@redhat.com>
6024 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
6025 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
6026 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
6027 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
6028 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
6029 arm_expand_vec_perm_const): New.
6030 * config/arm/arm-protos.h: Update.
6031 * config/arm/neon.md (UNSPEC_VCONCAT): New.
6032 (*neon_vswp<VDQX>): New.
6033 (neon_vcombine<VDX>): Use neon_split_vcombine.
6034 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
6035 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
6036 (vec_perm<VE>): New.
6038 2012-01-10 Richard Henderson <rth@redhat.com>
6040 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
6041 use it if reload_completed.
6042 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
6043 arm_output_asm_insn, arm_process_output_memory_barrier,
6044 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
6045 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
6046 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
6047 arm_process_output_sync_insn, arm_output_sync_insn,
6048 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
6049 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
6050 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
6051 (emit_unlikely_jump): New.
6052 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
6053 (arm_split_atomic_op): New.
6054 * config/arm/arm-protos.h: Update.
6055 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
6056 (struct arm_sync_generator): Remove.
6057 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
6058 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
6059 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
6060 (VUNSPEC_LL, VUNSPEC_SC): New.
6061 (sync_result, sync_memory, sync_required_value, sync_new_value,
6062 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
6063 (attr length): Don't use arm_sync_loop_insns.
6064 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
6065 (movsfcc, movdfcc): Likewise.
6066 * config/arm/constraints.md (Ua): New.
6067 * config/arm/prediates.md (mem_noofs_operand): New.
6068 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
6069 (sync_clobber, sync_t2_reqd): Remove.
6070 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
6071 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
6072 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
6073 (arm_sync_compare_and_swap<SIDI>): Remove.
6074 (arm_sync_compare_and_swap<NARROW>): Remove.
6075 (arm_sync_lock_test_and_set<SIDI>): Remove.
6076 (arm_sync_lock_test_and_set<NARROW>): Remove.
6077 (arm_sync_new_<syncop><SIDI>): Remove.
6078 (arm_sync_new_<syncop><NARROW>): Remove.
6079 (arm_sync_new_nand<SIDI>): Remove.
6080 (arm_sync_new_nand<NARROW>): Remove.
6081 (arm_sync_old_<syncop><SIDI>): Remove.
6082 (arm_sync_old_<syncop><NARROW>): Remove.
6083 (arm_sync_old_nand<SIDI>): Remove.
6084 (arm_sync_old_nand<NARROW>): Remove.
6085 (*memory_barrier): Merge arm_output_memory_barrier.
6086 (atomic_compare_and_swap<QHSD>): New.
6087 (atomic_compare_and_swap<NARROW>_1): New.
6088 (atomic_compare_and_swap<SIDI>_1): New.
6089 (atomic_exchange<QHSD>): New.
6090 (cas_cmp_operand, cas_cmp_str): New.
6091 (atomic_op_operand, atomic_op_str): New.
6092 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
6093 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
6094 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
6095 (arm_load_exclusive<NARROW>): New.
6096 (arm_load_exclusivesi, arm_load_exclusivedi): New.
6097 (arm_store_exclusive<QHSD>): New.
6099 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
6101 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
6102 reload patterns if -mvsx-scalar-memory.
6104 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
6105 generated, even -mno-vsx-scalar-double was used.
6106 (vsx_xscvdpsp_scalar): Likewise.
6107 (vsx_xscvspdp_scalar2): Likewise.
6109 2012-01-09 Tom de Vries <tom@codesourcery.com>
6110 Andrew Pinski <apinski@cavium.com>
6113 * reorg.c (fill_slots_from_thread): Don't speculate
6114 frame-related insns.
6116 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
6118 * sched-int.h (bb_note): Move to...
6119 * basic-block.h: ...here.
6120 * haifa-sched.c (bb_note): Move to...
6121 * cfgrtl.c: ...here.
6122 * function.c (next_block_for_reg): New function.
6123 (move_insn_for_shrink_wrap): Likewise.
6124 (prepare_shrink_wrap): Rewrite to use the above.
6126 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
6128 * gimple.c (is_gimple_non_addressable): Remove.
6129 * gimple.h: Remove is_gimple_non_addressable.
6130 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
6131 is_gimple_non_addressable.
6132 * trans-mem.c (expand_assign_tm): Same.
6134 2012-01-09 Richard Guenther <rguenther@suse.de>
6136 PR tree-optimization/51775
6137 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
6138 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
6140 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6142 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
6144 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
6146 2012-01-09 Richard Guenther <rguenther@suse.de>
6148 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
6150 2012-01-08 Jan Hubicka <jh@suse.cz>
6152 PR tree-optimize/51680
6153 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
6154 on when known_vals needs to be computed; cleanup.
6156 2012-01-08 Jan Hubicka <jh@suse.cz>
6158 PR tree-optimize/51694
6159 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
6161 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
6163 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
6164 for -std=c++98 and -std=c++11 too.
6166 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
6168 * cfgloop.c (cancel_loop): Add free() of bbs array.
6170 2012-01-07 Jan Hubicka <jh@suse.cz>
6172 PR tree-optimization/51600
6173 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
6174 that benefits small functions.
6176 2012-01-07 Jan Hubicka <jh@suse.cz>
6178 * ipa-inline.c (want_inline_small_function_p): Fix formating.
6180 2012-01-07 Jan Hubicka <jh@suse.cz>
6182 PR tree-optimization/51680
6183 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
6184 whose inlining reduce unit size.
6186 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
6189 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
6190 Add canonical node to containing_mem chain after the non-canonical
6191 one, even if there weren't any locs to propagate.
6192 (remove_useless_values): Keep only canonical values.
6193 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
6194 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
6195 canonicalize mem_chain elements that are not discarded.
6197 2012-01-06 Jakub Jelinek <jakub@redhat.com>
6200 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
6201 before emitting functions.
6203 PR gcov-profile/50127
6204 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
6205 clear_aux_for_blocks.
6207 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
6210 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
6212 2012-01-06 Arnaud Charlet <charlet@adacore.com>
6214 * c-decl.c (ext_block): Moved up.
6215 (collect_all_refs, for_each_global_decl): Take ext_block into account.
6217 2012-01-06 Han Shen <shenhan@google.com>
6219 Translate built-in include paths for sysroot.
6220 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
6221 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
6223 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
6224 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
6226 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
6227 control whether sysroot should be prepended to gxx include dir.
6229 * configure: Regenerate.
6231 2012-01-06 Torvald Riegel <triegel@redhat.com>
6233 PR rtl-optimization/51771
6234 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
6235 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
6237 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
6239 PR tree-optimization/51315
6240 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
6241 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
6243 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
6246 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
6247 for shrp pattern. Correctly handle and fixup shift variable.
6248 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
6250 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6253 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
6254 note when !ACCUMULATE_OUTGOING_ARGS.
6256 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
6258 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
6260 (extract_range_from_unary_expr_1): Avoid useless computations.
6262 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6264 PR rtl-optimization/51767
6265 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
6266 of jump_block and add an extra edge for degenerated asm gotos.
6269 * stmt.c (check_unique_operand_names): Don't ICE during error
6270 reporting if i is from labels chain.
6273 * profile.c (branch_prob): Split bbs that have exit edge
6274 and need a fake entry edge too.
6276 2012-01-05 Jan Hubicka <jh@suse.cz>
6279 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
6282 2012-01-05 Richard Guenther <rguenther@suse.de>
6285 * tree-streamer-out.c (write_ts_optimization): New function.
6286 (streamer_write_tree_body): Call it.
6287 * tree-streamer-in.c (lto_input_ts_optimization): New function.
6288 (streamer_read_tree_body): Call it.
6289 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
6291 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6294 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
6295 * gimplify.c (gimplify_cleanup_point_expr): Save and set
6296 in_cleanup_point_expr before gimplify_stmt call and restore it
6298 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
6299 in_cleanup_point_expr is false.
6301 2012-01-05 Richard Guenther <rguenther@suse.de>
6304 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
6306 * toplev.c (process_options): Reject combining mudflap and LTO.
6307 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
6309 2012-01-05 Richard Guenther <rguenther@suse.de>
6311 PR tree-optimization/51760
6312 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
6314 (bit_value_unop): Handle UNDEFINED operands.
6315 (bit_value_binop): Likewise.
6317 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
6319 * config/avr/avr.c (avr_replace_prefix): Remove.
6320 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
6321 (avr_asm_function_rodata_section): Ditto.
6322 (avr_asm_select_section): Ditto.
6324 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
6326 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
6329 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6332 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
6333 calls that have any non-fake successor edges.
6336 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
6338 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
6340 PR tree-optimization/51624
6341 * tree-sra.c (build_ref_for_model): When replicating a chain of
6342 COMPONENT_REFs, stop as soon as the offset would become negative.
6344 2012-01-04 Jakub Jelinek <jakub@redhat.com>
6347 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
6348 in .debug_loc on the floor.
6350 2012-01-04 Andrew Pinski <apinski@cavium.com>
6352 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
6354 2012-01-04 Andrew Pinski <apinski@cavium.com>
6355 Adam Nemet <anemet@caviumnetworks.com>
6357 * config/mips/mips.md (size): Add SI and DI.
6358 (SIZE): New mode attribute.
6359 (U): New code attribute.
6360 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
6361 (mips_lbux_<mode>): Delete.
6362 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
6363 (mips_lhx): Use gen_mips_lhx_extsi.
6364 (mips_lhx_<mode>): Delete.
6366 (mips_l<size>x): New expand.
6367 (mips_lwx_<mode>): Delete.
6368 (mips_l<GPR:size>x_<P:mode>): New pattern.
6369 (*mips_lw<u>x_<P:mode>_ext): Likewise.
6370 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
6371 * config/mips/mips.c (mips_lx_address_p): New function.
6372 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
6373 (dsp64): New availability predicate.
6374 (mips_builtins): Add an entry for __builtin_mips_ldx.
6375 * config/mips/mips.h (ISA_HAS_LBX): New define.
6376 (ISA_HAS_LBUX): Likewise.
6377 (ISA_HAS_LHX): Likewise.
6378 (ISA_HAS_LHUX): Likewise.
6379 (ISA_HAS_LWX): Likewise.
6380 (ISA_HAS_LWUX): Likewise.
6381 (ISA_HAS_LDX): Likewise.
6382 * doc/extend.texi (__builtin_mips_ldx): Document.
6384 2012-01-04 Tristan Gingold <gingold@adacore.com>
6386 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
6387 when long pointers are used.
6388 * config.build (*-*-*vms*): Handle all OpenVMS targets.
6389 (alpha64-dec-*vms*, alpha*-dec-*vms*)
6390 (ia64-hp-*vms*): Remove.
6391 * config/vms/xm-vms64.h: Delete.
6393 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
6396 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
6398 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
6400 * opts.c (finish_options): Remove duplicate sorry.
6402 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
6405 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
6408 2012-01-04 Richard Guenther <rguenther@suse.de>
6411 * tree.c (size_low_cst): New function.
6412 * tree.h (size_low_cst): Declare.
6413 * fold-const.c (fold_comparison): Use it to extract the low
6414 part of the POINTER_PLUS_EXPR offset.
6416 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
6418 Fix clearing ZERO_REG
6419 * config/avr/avr.md (cc): Add alternative "ldi".
6420 (movqi_insn): Use it in cc attribute.
6421 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
6422 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
6423 (output_reload_insisf): Use ZERO_REG to pre-clear register.
6425 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6427 * configure: Regenerate.
6429 2012-01-04 Richard Guenther <rguenther@suse.de>
6431 PR tree-optimization/49651
6432 * tree-ssa-structalias.c (type_can_have_subvars): New function.
6433 (var_can_have_subvars): Use it.
6434 (get_constraint_for_1): Only consider subfields if there can be any.
6436 2012-01-03 Jakub Jelinek <jakub@redhat.com>
6439 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
6440 to its new canonical_cselib_val and the cselib_val was in
6441 first_containing_mem chain, but the canonical_cselib_val was not,
6442 add the latter into the chain.
6443 (cselib_invalidate_mem): Compare canonical_cselib_val of
6444 addr_list chain elt with v.
6447 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
6448 dwarf2out_undef): Allocate e.info using ggc_strdup instead
6450 (output_macinfo_op): Don't ggc_strdup fd->filename.
6451 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
6452 then ggc_strdup it. Don't free inc->info or cur->info.
6453 (output_macinfo): Don't free ref->info or file->info.
6455 2012-01-03 Ira Rosen <irar@il.ibm.com>
6457 PR tree-optimization/51269
6458 * tree-vect-loop-manip.c (set_prologue_iterations): Make
6459 first_niters a pointer.
6460 (slpeel_tree_peel_loop_to_edge): Likewise.
6461 (vect_do_peeling_for_loop_bound): Update call to
6462 slpeel_tree_peel_loop_to_edge.
6463 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
6464 here. Remove it from the parameters list.
6465 (vect_do_peeling_for_alignment): Update calls and compute
6468 2012-01-03 Richard Guenther <rguenther@suse.de>
6470 PR tree-optimization/51070
6471 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
6472 Properly handle calls.
6474 2012-01-03 Richard Guenther <rguenther@suse.de>
6476 PR tree-optimization/51692
6477 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
6478 the LHS of allocation stmts.
6480 2012-01-03 Olivier Hainque <hainque@adacore.com>
6482 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
6484 2012-01-03 Olivier Hainque <hainque@adacore.com>
6486 * collect2.c (main): In AIX specific computations for vector
6487 insertions, use CONST_CAST2 to cast from char ** to const char **.
6489 2012-01-03 Richard Guenther <rguenther@suse.de>
6492 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
6493 the context of a limbo DIE when it does not already exist.
6495 2012-01-03 Jakub Jelinek <jakub@redhat.com>
6497 PR tree-optimization/51719
6498 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
6499 but direct call is, clear direct call's lhs and don't add fallthrough
6500 edge from dcall_bb to join_bb and PHIs.
6502 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6504 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
6505 the instructions emitted by the pattern.
6506 ("*TDC_insn_<mode>"): Add comment.
6508 2012-01-03 Richard Guenther <rguenther@suse.de>
6511 * fold-const.c (fold_comparison): Properly canonicalize
6512 tree offset and HOST_WIDE_INT bit position.
6514 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
6516 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
6517 operands for extzv pattern.
6519 2012-01-02 Jakub Jelinek <jakub@redhat.com>
6522 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
6525 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
6527 * doc/invoke.texi (-flto and related options): Copy-edit.
6529 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
6531 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
6533 2012-01-02 Jakub Jelinek <jakub@redhat.com>
6535 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
6538 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
6540 * expr.h (move_by_pieces_ninsns): Declare.
6541 * expr.c (move_by_pieces_ninsns): Make external.
6542 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
6543 (mips_store_by_pieces_p): Likewise.
6544 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
6545 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
6546 * config/mips/mips.c (mips_move_by_pieces_p): New function.
6547 (mips_store_by_pieces_p): Likewise.
6549 2012-01-02 Jakub Jelinek <jakub@redhat.com>
6551 * passes.c (register_one_dump_file): Free full_name.
6553 * reload1.c (reload): Don't allocate reg_max_ref_width here.
6554 (calculate_elim_costs_all_insns): Free offsets_at and
6555 offsets_known_at at the end and clear the pointers.
6557 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6559 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
6560 this option introduced in r180739.
6562 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6565 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
6566 (tmake_file target=avr): Add avr/t-multilib.
6568 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
6569 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
6570 * config/avr/genmultilib.awk: New file.
6571 * config/avr/t-multilib: New auto-generated file.
6572 * config/avr/multilib.h: New auto-generated file.
6573 * config/avr/t-avr (AVR_MCUS): New variable.
6574 (genopt.sh): Use it.
6575 (s-mlib): Depend on t-multilib.
6576 (t-multilib, multilib.h): New dependencies.
6577 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
6578 (MULTILIB_OPTIONS): Remove.
6579 (MULTILIB_MATCHES): Remove.
6580 (MULTILIB_DIRNAMES): Remove.
6581 (MULTILIB_EXCEPTIONS): Remove:
6582 * config/avr/genopt.sh: Don't use hard coded file name;
6583 pass AVR_MCUS from t-avr instead.
6585 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6587 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
6589 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6591 Implement light-weight DImode support.
6592 * config/avr/avr-dimode.md: New file.
6593 * config/avr/avr.md: Include it.
6594 (adjust_len): Add plus64, compare64.
6595 (HIDI): Remove code iterator.
6596 (code_stdname): New code attribute.
6597 (rotx, rotsmode): Remove DI.
6598 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
6600 * config/avr/avr-protos.h (avr_have_dimode): New.
6601 (avr_out_plus64, avr_out_compare64): New.
6602 * config/avr/avr.c (avr_out_compare): Handle DImode.
6603 (avr_have_dimode): New variable definition and initialization.
6604 (avr_out_compare64, avr_out_plus64): New functions.
6605 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
6606 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
6607 (avr_compare_pattern): Skip DImode comparisons.
6609 2012-01-02 Revital Eres <revital.eres@linaro.org>
6611 * ddg.c (def_has_ccmode_p): New function.
6612 (add_cross_iteration_register_deps,
6613 create_ddg_dep_from_intra_loop_link): Call it.
6615 2012-01-02 Richard Guenther <rguenther@suse.de>
6618 * invoke.texi (fassociative-math): Remove spurious paranthesis.
6620 2012-01-01 Jakub Jelinek <jakub@redhat.com>
6622 * gcc.c (process_command): Update copyright notice dates.
6623 * gcov.c (print_version): Likewise.
6624 * gcov-dump.c (print_version): Likewise.
6625 * mips-tfile.c (main): Likewise.
6626 * mips-tdump.c (main): Likewise.
6628 2012-01-01 Ira Rosen <irar@il.ibm.com>
6630 PR tree-optimization/51704
6631 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
6632 a use is inside the basic block or loop before accessing its vect info.
6634 2012-01-01 Jan Hubicka <jhjh@suse.cz>
6636 PR rtl-optimization/51069
6637 * cfgloopmanip.c (remove_path): Removing path making irreducible
6638 region unconditional makes BB part of the region.
6640 2012-01-01 Jakub Jelinek <jakub@redhat.com>
6642 PR tree-optimization/51683
6643 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
6644 calls with side-effects.
6645 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
6647 Copyright (C) 2012 Free Software Foundation, Inc.
6649 Copying and distribution of this file, with or without modification,
6650 are permitted in any medium without royalty provided the copyright
6651 notice and this notice are preserved.