1 2012-07-10 Richard Henderson <rth@redhat.com>
3 * config/spu/spu-builtins.md (spu_mpy): Move to spu.md.
4 (spu_mpyu, spu_mpyhhu, spu_mpyhh): Likewise.
5 * config/spu/spu.md (vec_widen_smult_odd_v8hi): Rename from spu_mpy.
6 (vec_widen_umult_odd_v8hi): Rename from spu_mpyu.
7 (vec_widen_smult_even_v8hi): Rename from spu_mpyhh.
8 (vec_widen_umult_even_v8hi): Rename from spu_mpyhhu.
9 * config/spu/spu-builtins.def: Update pattern names to match.
11 * config/rs6000/altivec.md (vec_widen_umult_even_v16qi): Rename
13 (vec_widen_smult_even_v16qi): Rename from altivec_vmulesb.
14 (vec_widen_umult_even_v8hi): Rename from altivec_vmuleuh.
15 (vec_widen_smult_even_v8hi): Rename from altivec_vmulesh.
16 (vec_widen_umult_odd_v16qi): Rename from altivec_vmuloub.
17 (vec_widen_smult_odd_v16qi): Rename from altivec_vmulosb.
18 (vec_widen_umult_odd_v8hi): Rename from altivec_vmulouh.
19 (vec_widen_smult_odd_v8hi): Rename from altivec_vmulosh.
20 * config/rs6000/rs6000-builtin.def: Update pattern names to match.
22 * config/i386/sse.md (vec_widen_umult_even_v8si): Rename from
24 (vec_widen_umult_even_v4si): Rename from sse2_umulv2siv2di3.
25 (vec_widen_smult_even_v8si): Rename from avx2_mulv4siv4di3.
26 (mulv4si3): Remove XOP test shadowed by SSE4 test.
27 * config/i386/i386.c (bdesc_args): Update pattern names.
28 (ix86_expand_sse2_mulvxdi3): Likewise.
29 (ix86_expand_mul_widen_evenodd): Likewise. Remove XOP test
30 shadowed by SSE4 test.
32 * tree.def (VEC_WIDEN_MULT_EVEN_EXPR, VEC_WIDEN_MULT_ODD_EXPR): New.
33 * cfgexpand.c (expand_debug_expr): Handle them.
34 * expr.c (expand_expr_real_2): Likewise.
35 * fold-const.c (fold_binary_loc): Likewise.
36 * gimple-pretty-print.c (dump_binary_rhs): Likewise.
37 * optabs.c (optab_for_tree_code): Likewise.
38 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
39 * tree-inline.c (estimate_operator_cost): Likewise.
40 * tree-pretty-print.c (dump_generic_node): Likewise.
41 * tree.c (commutative_tree_code): Likewise.
42 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
43 Handle type change before looking up optab.
44 * optabs.h (OTI_vec_widen_umult_even, OTI_vec_widen_umult_odd): New.
45 (OTI_vec_widen_smult_even, OTI_vec_widen_smult_odd): New.
46 (vec_widen_umult_even_optab, vec_widen_umult_odd_optab): New.
47 (vec_widen_smult_even_optab, vec_widen_smult_odd_optab): New.
48 * genopinit.c (optabs): Initialize them.
49 * doc/md.texi: Document them.
51 2012-07-10 Dehao Chen <dehao@google.com>
53 * tree.h (phi_arg_d): New field.
54 * tree-flow-inline.h (gimple_phi_arg_block): New function.
55 (gimple_phi_arg_block_from_edge): New function.
56 (gimple_phi_arg_set_block): New function.
57 (gimple_phi_arg_has_block): New function.
58 (redirect_edge_var_map_block): New function.
59 * tree-flow.h (_edge_var_map): New field.
60 * tree-ssa-live.c (remove_unused_locals): Mark phi_arg's block
62 * tree-eh.c (cleanup_empty_eh_merge_phis): Add block debug info for
63 redirect_edge_var_map_add.
64 * tree-outof-ssa.c (_elim_graph): New field.
65 (insert_partition_copy_on_edge): New parameter.
66 (insert_value_copy_on_edge): New parameter.
67 (insert_rtx_to_part_on_edge): New parameter.
68 (insert_part_to_rtx_on_edge): New parameter.
69 (elim_graph_add_edge): New parameter.
70 (elim_graph_remove_succ_edge): New parameter.
71 (FOR_EACH_ELIM_GRAPH_SUCC): New parameter.
72 (FOR_EACH_ELIM_GRAPH_PRED): New parameter.
73 (new_elim_graph): Add block debug info.
74 (clear_elim_graph): Likewise.
75 (delete_elim_graph): Likewise.
76 (elim_graph_add_node): Likewise.
77 (elim_graph_add_edge): Likewise.
78 (elim_graph_remove_succ_edge): Likewise.
79 (eliminate_build): Likewise.
80 (elim_forward): Likewise.
81 (elim_unvisited_predecessor): Likewise.
82 (elim_backward): Likewise.
83 (elim_create): Likewise.
84 (eliminate_phi): Likewise.
85 (insert_backedge_copies): Likewise.
86 * tree-into-ssa.c (insert_phi_nodes_for): Add block debug info for
88 (rewrite_add_phi_arguments): Likewise.
89 * tree-ssa-loop-im.c (execute_sm_if_changed): Likewise.
90 * tree-ssa-tail-merge.c (replace_block_by): Likewise.
91 * tree-ssa-threadupdate.c (copy_phi_args): Likewise.
92 * tree-loop-distribution.c (update_phis_for_loop_copy): Likewise.
93 * tree-ssa-loop-manip.c (create_iv): Likewise.
94 (add_exit_phis_edge): Likewise.
95 (split_loop_exit_edge): Likewise.
96 (copy_phi_node_args): Likewise.
97 (tree_transform_and_unroll_loop): Likewise.
98 * value-prof.c (gimple_ic): Likewise.
99 (gimple_stringop_fixed_value): Likewise.
100 * tree-tailcall.c (add_successor_phi_arg): Likewise.
101 (eliminate_tail_call): Likewise.
102 (create_tailcall_accumulator): Likewise.
103 (tree_optimize_tail_calls_1): Likewise.
104 * tree-phinodes.c (add_phi_arg): Likewise.
105 (make_phi_node): Likewise.
106 (resize_phi_node): Likewise.
107 (remove_phi_arg_num): Likewise.
108 * omp-low.c (expand_parallel_call): Likewise.
109 (expand_omp_for_static_chunk): Likewise.
110 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop):
112 (slpeel_update_phi_nodes_for_guard1): Likewise.
113 (slpeel_update_phi_nodes_for_guard2): Likewise.
114 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
115 (set_prologue_iterations): Likewise.
116 (slpeel_tree_peel_loop_to_edge): Likewise.
117 (vect_loop_versioning): Likewise.
118 * tree-parloops.c (create_phi_for_local_result): Likewise.
119 (transform_to_exit_first_loop): Likewise.
120 (create_parallel_loop): Likewise.
121 * ipa-split.c (split_function): Likewise.
122 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
123 (vect_create_epilog_for_reduction): Likewise.
124 * tree-vect-data-refs.c (vect_setup_realignment): Likewise.
125 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Likewise.
126 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
127 (cond_if_else_store_replacement_1): Likewise.
128 * tree-cfgcleanup.c (remove_forwarder_block): Likewise.
129 (remove_forwarder_block_with_phi): Likewise.
130 * tree-ssa-pre.c (insert_into_preds_of_block): Likewise.
131 * tree-predcom.c (initialize_root_vars): Likewise.
132 (initialize_root_vars_lm): Likewise.
133 * sese.c (sese_add_exit_phis_edge): Likewise.
134 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
135 * tree-ssa.c (flush_pending_stmts): Likewise.
136 (redirect_edge_var_map_add): Likewise.
137 (ssa_redirect_edge): Likewise.
138 * gimple-streamer-in.c (input_phi): Likewise.
139 * tree-vect-stmts.c (vectorizable_load): Likewise.
140 * tree-inline.c (copy_phis_for_bb): Likewise.
141 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
142 * tree-switch-conversion.c (fix_phi_nodes): Likewise.
143 * tree-cfg.c (reinstall_phi_args): Likewise.
144 (gimple_make_forwarder_block): Likewise.
145 (add_phi_args_after_copy_edge): Likewise.
146 (gimple_duplicate_sese_tail): Likewise.
148 2012-07-09 Oleg Endo <olegendo@gcc.gnu.org>
151 * config/sh/sh.c (sequence_insn_p): New function.
152 (find_barrier, sh_insn_length_adjustment): Use it.
154 2012-07-09 Iain Sandoe <iain@codesourcery.com>
157 * config/i386/i386.c (ix86_fold_builtin): Call SUBTARGET_FOLD_BUILTIN
159 * config/darwin.h: Rename TARGET_FOLD_BUILTIN to
160 SUBTARGET_FOLD_BUILTIN.
161 * config/rs6000/darwin.h: Map TARGET_FOLD_BUILTIN onto
162 SUBTARGET_FOLD_BUILTIN.
164 2012-07-09 Iain Sandoe <iain@codesourcery.com>
166 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): Move NeXT
167 runtime exceptions model setting from here ...
168 * config/darwin.c (darwin_override_options): ... to here.
170 2012-07-09 Steven Bosscher <steven@gcc.gnu.org>
172 PR tree-optimization/53887
173 * tree-cfg.c (group_case_labels_stmt): Make non-static.
174 * tree-flow.h (group_case_labels_stmt): Add prototype.
175 * tree-switch-conversion.c (process_switch): Use group_case_labels_stmt
176 to pre-process every switch.
178 2012-07-09 Jason Merrill <jason@redhat.com>
181 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
182 (type_hash_eq): Likewise.
184 2012-07-09 Tom de Vries <tom@codesourcery.com>
185 Richard Guenther <rguenther@suse.de>
187 * tree-ssa-ccp.c (optimize_unreachable): New function.
188 (execute_fold_all_builtins): Use optimize_unreachable to optimize
189 BUILT_IN_UNREACHABLE. Don't optimize after BUILT_IN_UNREACHABLE.
191 2012-07-09 Richard Guenther <rguenther@suse.de>
194 * graphite-optimize-isl.c: Make sure CU is not empty.
196 2012-07-09 Steven Bosscher <steven@gcc.gnu.org>
198 * gensupport.c (init_rtx_reader_args_cb): Start counting code
199 generating patterns from 1 to free up 0 for CODE_FOR_nothing.
200 * gencodes.c (main): Give CODE_FOR_nothing the value 0. Add
201 the LAST_INSN_CODE marker at the end.
202 * genoutput.c (nothing): New static struct data.
203 (idata): Initialize to ¬hing.
204 (idata_end): Initialize to ¬hing.next.
205 (init_insn_for_nothing): New function to create dummy 'nothing' insn.
207 * genpeep.c (insn_code_number): Remove global variable.
208 (gen_peephole): Take it as an argument instead.
209 (main): Take insn_code_number from read_md_rtx.
210 * optabs.h: Revert r161809:
211 (optab_handlers): Change type of insn_code back to insn_code.
212 (optab_handler, widening_optab_handler, set_optab_handler,
213 set_widening_optab_handler, convert_optab_handler,
214 set_convert_optab_handler, direct_optab_handler,
215 set_direct_optab_handler): Remove int casts.
216 Revert to treating the insn_code field as "insn_code".
218 2012-07-08 Oleg Endo <olegendo@gcc.gnu.org>
220 * config/sh/sh.md (*return_i): Move trap_exit attribute check to ...
221 * config/sh/sh.c (sh_cfun_trap_exit_p): ... this new function.
222 * config/sh/sh-protos.h: Declare it.
224 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
226 * mcf.c: Do not include tm.h, tree.h, and langhooks.h.
227 (dump_fixup_graph): Use current_function_name.
228 (adjust_cfg_counts): Likewise.
229 * ira-conflicts.c: Do not include tree.h.
230 (ira_build_conflicts): Use REG_USERVAR_P instead of DECL_ARTIFICIAL.
232 2012-07-08 Oleg Endo <olegendo@gcc.gnu.org>
235 * config/sh/sh.md (*branch_true_eq, *branch_false_ne, nott): New insns.
237 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
239 * basic-block.h: Re-group most prototypes per file.
240 (struct edge_list): Remove num_blocks field.
241 (dump_bb_info): Adjust prototypes.
242 (dump_reg_info): Move prototype to regs.h.
243 * function.h: Do not include tree.h.
244 Include vec.h, vecir.h, input.h and machmode.h to compensate.
245 (function_name): New prototype.
246 * gimple.h: Include tree.h to compensate for basic-block.h change.
247 * langhooks.h: Note that tree.h is only necessary for enum tree_code.
248 * regs.h (dump_reg_info): Prototype here.
249 * regset.h: Adjust file reference in comment.
250 (debug_regset): Remove prototype.
251 * rtl.h: Include flags.h for flag_var_tracking_assignments.
252 (MAY_HAVE_DEBUG_INSNS): Define as flag_var_tracking_assignments
253 instead of no-longer-available tree.h's MAY_HAVE_DEBUG_STMTS.
254 (dump_reg_info, dump_flow_info): Remove prototypes.
255 * bb-reorder.c (set_edge_can_fallthru_flag): Move from cfganal.c
256 to here, the only user. Make static.
257 (reorder_basic_blocks): Call dump_reg_info before dump_flow_info.
258 * cfg.c: Do not include tm.h, tree.h, rtl.h, hard-reg-set.h, regs.h,
259 flags.h, function.h, except.h, diagnostic-core.h, tm_p.h, timevar.h,
260 tree-pass.h, cfgloop.h, and tree-flow.h.
261 Include basic-block.h, the first header I'd expect to be included.
262 (reg_obstack): Move to df-core.c.
263 (free_edge): Remove bogus ATTRIBUTE_UNUSED.
264 (remove_edge_raw): Do not call tree-ssa's redirect_edge_var_map_clear.
265 (redirect_edge_succ_nodup): Move to cfghooks.c.
266 (dump_regset, debug_regset): Move to df-core.c.
267 (dump_bb_info): Move to cfgrtl.c.
268 (dump_reg_info): Move to regstat.c.
269 (dump_flow_info): Move to cfgrtl.c.
270 (debug_flow_info): Likewise.
271 (dump_edge_info): Do not look at cfun, a CFG without cfun is nonsense.
272 * cfganal.c: Do not include tm.h, rtl.h, obstack.h, hard-reg-set.h,
273 insn-config.h, recog.h, diagnostic-core.h, tm_p.h, and cfgloop.h.
274 (flow_active_insn_p, forwarder_block_p, can_fallthru,
275 could_fall_through): Move to cfgrtl.c.
276 (set_edge_can_fallthru_flag): Moved to bb-reorder.c.
277 (create_edge_list): Do not set edge_list's removed num_blocks.
278 (print_edge_list): Look at n_basic_blocks instead of num_blocks.
279 (flow_nodes_print): Remove.
280 (flow_edge_list_print): Remove.
281 (inverted_post_order_compute): Use FOR_ALL_BB.
282 *cfgrtl.c (dump_flow_info): Moved from cfg.c.
283 Do not call dump_reg_info.
284 (debug_flow_info): Moved from cfg.c
285 (dump_bb_info): Moved from cfg.c. Take 'verbose' argument
286 to avoid looking at TDF_* flags from tree-pass.h.
287 (flow_active_insn_p, forwarder_block_p, can_fallthru,
288 could_fall_through): Moved from cfganal.c.
289 (print_rtl_with_bb): Adjust dump_bb_info calls.
290 * cfghooks.c (redirect_edge_succ_nodup): Moved from cfg.c.
291 (remove_edge): Call redirect_edge_var_map_clear if IR_GIMPLE.
292 (cfgcleanup.c): Look at MAY_HAVE_DEBUG_INSNS, not MAY_HAVE_DEBUG_STMTS.
293 * cselib.c: Include tree.h with a FIXME.
294 * df-core.c (reg_obstack): Moved from cfg.c.
295 (dump_regset): Likewise.
296 (debug_regset): Likewise. Make a DEBUG_FUNCTION.
297 * final.c (compute_alignments): Call dump_reg_info before
299 * function.c (function_name): New function.
300 (current_function_name): Use it.
301 * ifcvt.c (rest_of_handle_if_conversion): Call dump_reg_info before
303 * ira-conflicts.c: Include tree.h with a note.
304 * regstat.c (dump_reg_info): Moved here from cfg.c.
305 * loop-init.c: Include regs.h instead of hard-reg-set.h.
306 (rtl_loop_init): Call dump_reg_info before dump_flow_info.
307 (rtl_loop_done): Likewise.
308 * mcf.c: Include tree.h before langhooks.h.
309 * predict.c (maybe_hot_count_p): Assert we have cfun.
310 (probably_never_executed_bb_p): Likewise.
311 * profile.c (compute_branch_probabilities): Use gimple_dump_cfg
312 instead of dump_flow_info.
313 * sched-deps.c: Include tree.h with a FIXME.
314 (call_may_noreturn_p): Add FIXME note why this function has to
315 look at function decls instead of function decl flags.
316 * sched-vis.c: Include tree.h with a FIXME.
317 (print_rtl_slim): Adjust dump_bb_info uses.
318 * statistics.c (statistics_fini_pass_2): Use current_function_name
319 to avoid including tree.h.
320 (statistics_counter_event): Use function_name for the same reason.
321 (statistics_histogram_event): Likewise.
322 * tracer.c (tracer): Remove bogus gcc_assert. Use brief_dump_cfg
323 instead of dump_flow_info.
324 * var-tracking.c (variable_tracking_main_1): Call dump_reg_info
325 before dump_flow_info.
326 * doc/cfg.texi: Update CFG documentation.
327 * Makefile.in (RTL_H): Depend on FLAGS_H.
328 (GIMPLE_H): Depend on TREE_H.
329 (FUNCTION_H): Depend on VEC_H, vecir.h, INPUT_H and MACHMODE_H,
330 but no longer on TREE_H.
331 (C_COMMON_H): Depend on TREE_H.
332 (cselib.o, cse.o, cfganal.o, loop-init.o, ira-conflicts.o,
333 sched-deps.o, sched-vis.o): Fixup dependencies.
335 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
337 * alias.h: Do not include coretypes.h in header files.
338 * cppbuiltin.h: Likewise.
339 * double-int.h: Likewise.
340 * gimple-fold.h: Likewise.
342 * tree-ssa-alias.h: Likewise.
343 * gengtype.h (obstack_chunk_alloc, obstack_chunk_free,
344 OBSTACK_CHUNK_SIZE): Define here to avoid dependency on coretypes.h.
345 * Makefile.in (RTL_BASE_H): Depend on coretypes.h.
347 (ALIAS_H): Do not depend on coretypes.h.
349 (realmpfr.o): Depend on coretypes.h.
351 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
353 * Makefile.in (gengtype-lex.o, gengtype-parse.o, gengtype-state.o,
354 gengtype.o): Add -DGENERATOR_FILE manually for host gengtype objects.
356 2012-07-07 Richard Earnshaw <rearnsha@arm.com>
358 * arm.h (TARGET_CPU_CPP_BUILTINS): Remove Maverick support.
359 (TARGET_FPA): Delete definition.
360 (TARGET_MAVERICK): Likewise.
361 (TARGET_FPA_EMU2): Likewise.
362 (arm_fp_model): Remove FPA and Maverick models.
363 (arm_arch_cirrus): Delete declaration.
364 (FLOAT_WORDS_BIG_ENDIAN): Delete definition.
365 (FIXED_REGISTERS): Remove FPA and Maverick support. Reorganize.
366 (CALL_USED_REGISTERS): Likewise.
367 (FIRST_FPA_REGNUM, LAST_FPA_REGNUM): Delete definition.
368 (FIRST_VFP_REGNUM): Renumbered.
369 (D7_VFP_REGNUM): Chain definition.
370 (LAST_LO_VFP_REGNUM): Likewise.
371 (FIRST_HI_VFP_REGNUM): Likewise.
372 (LAST_HI_VFP_REGNUM): Likewise.
373 (FIRST_IWMMXT_GR_REGNUM): Likewise.
374 (LAST_IWMMXT_GR_REGNUM): Likewise.
375 (FIRST_IWMMXT_REGNUM): Likewise.
376 (LAST_IWMMXT_REGNUM): Likewise.
377 (FRAME_POINTER_REGNUM): Renumbered.
378 (ARG_POINTER_REGNUM): Renumbered.
379 (FIRST_PSEUDO_REGISTER): Remove FPA and Maverick registers.
380 (FIRST_CIRRUS_FP_REGNUM, LAST_CIRRUS_FP_REGNUM): Delete definitions.
381 (HARD_REGNO_REGNUM): Remove FPA support.
382 (REG_ALLOC_ORDER): Remove FPA and Maverick registers. Reorganize.
383 (reg_class): Likewise.
384 (REG_CLASS_NAMES): Likewise.
385 (REG_CLASS_CONTENTS): Likewise.
386 (CANNOT_CHANGE_MODE_CLASS): Never true. Update comment.
387 (SECONDARY_INPUT_RELOAD_CLASS): Remove Maverick support.
388 (CLASS_MAX_NREGS): Remove FPA and Maverick support.
389 * aout.h (REGISTER_NAMES): Remove FPA and Maverick registers.
390 Reorganize. Use AAPCS preferred names.
391 (ADDITIONAL_REGISTER_NAMES): Remove aliases for Maverick. Update
393 (OVERLAPPING_REGISTER_NAMES): Update register numbering.
394 * arm.c (FL_CIRRUS): Delete definition.
395 (arm_arch_cirrus): Delete variable.
396 (arm_float_words_big_endian): Delete function.
397 (cirrus_memory_offset): Delete function.
398 (output_mov_long_double_fpa_from_arm): Delete function.
399 (output_mov_long_double_arm_from_fpa): Delete function.
400 (output_mov_double_fpa_from_arm): Delete function.
401 (output_mov_double_arm_from_fpa): Delete function.
402 (emit_sfm): Delete function.
403 (maybe_get_arm_condition_code): Update comment.
404 (arm_file_start): Always use softvfp for softfloat systems.
405 (thumb_core_reg_alloc_order): Adjust for updated register allocation.
406 (arm_option_override): Remove FPA and Maverick support. Always
407 default to vfp as the fallback FPU format.
408 (use_return_insn): Remove FPA support.
409 (arm_get_frame_offsets): Likewise.
410 (arm_save_coproc_regs): Likewise.
411 (arm_canonicalize_comparison): Remove Maverick support.
412 (arm_select_cc_mode): Likewise.
413 (arm_gen_compare_reg): Likewise.
414 (arm_print_operand): Likewise.
415 (arm_libcall_value_1): Remove FPA and Maverick support.
416 (arm_function_value_regno_p): Likewise.
417 (arm_apply_result_size): Likewise.
418 (arm_legitimate_index_p): Likewise.
419 (thumb2_legitimate_index_p): Likewise.
420 (legitimize_reload_address): Likewise.
421 (arm_register_move_cost): Likewise.
422 (arm_hard_regno_mode_ok): Likewise.
423 (arm_regno_class): Likewise.
424 (arm_dbx_register_number): Likewise.
425 (arm_emit_unwind_sequence): Likewise.
426 (arm_conditional_register_usage): Likewise.
427 * arm-protos.h (neg_const_double_rtx_ok_for_fpa): Remove declaration.
428 (cirrus_memory_offset): Likewise.
429 (output_move_long_double_fpa_from_arm): Likewise.
430 (output_move_long_double_arm_from_fpa): Likewise.
431 (output_move_double_fpa_from_arm): Likewise.
432 (output_move_double_arm_from_fpa): Likewise.
433 (arm_float_words_big_endian): Likewise.
434 * arm.md (CC_REGNUM): Renumbered.
435 (VFPCC_REGNUM): Moved here. Renumbered.
436 (FPA_F0_REGNUM, FPA_F7_REGNUM): Delete.
437 (attr fpu): Remove FPA and Maverick support.
438 * vfp.md (VFPCC_REGNUM): Delete. Moved to arm.md.
439 * arm-cores.def (ep9312): Remove Maverick support.
440 * arm-arches.def (ep9312): Delete architecture.
441 * arm-tables.opt: Regenerated.
443 * arm/linux-elf.h (FPUTYPE_DEFAULT): Set to vfp.
445 2012-07-07 Steven Bosscher <steven@gcc.gnu.org>
447 PR tree-optimization/53881
448 * tree-switch-conversion.c (emit_case_bit_tests): Do not rely on
449 comparing labels to establish uniqueness of a switch case target,
452 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
454 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
455 due to negative shift amount.
457 2012-07-07 Hans-Peter Nilsson <hp@axis.com>
459 Fix configure test for "stack protector support in target C library".
460 * configure.ac (test_prefix, test_exec_prefix): Move setting from
461 inside sysroot handling to before and outside it.
462 * configure: Regenerate.
464 2012-07-06 Kai Tietz <ktietz@redhat.com>
467 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
470 2012-07-06 Alexandre Oliva <aoliva@redhat.com>
473 * var-tracking.c (vt_add_function_parameter): Convert
474 internal_arg_pointer into arg_pointer-based address even
477 2012-07-06 Alexandre Oilva <aoliva@redhat.com>
479 PR rtl-optimization/53827
482 * alias.c (memrefs_conflict_p): Adjust offset and size by the
483 same amount for alignment ANDs.
485 2012-07-06 Tom de Vries <tom@codesourcery.com>
487 PR tree-optimization/51879
488 * tree-ssa-sccvn.c (copy_reference_ops_from_call)
489 (visit_reference_op_call): Handle case that lhs is not an SSA_NAME.
490 (visit_use): Also call visit_reference_op_call for calls with a vdef.
492 2012-07-06 Tom de Vries <tom@codesourcery.com>
494 PR tree-optimization/52009
495 * tree-ssa-tail-merge.c (gimple_equal_p): For GIMPLE_ASSIGN, compare
496 value numbers of gimple_vdef.
497 * tree-ssa-sccvn.h (vn_reference_insert): Add vdef parameter to
499 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle MODIFY_EXPR.
500 (vn_reference_insert): Add and handle vdef parameter.
501 (visit_reference_op_load): Add argument to vn_reference_insert call.
502 (visit_reference_op_store): Find value number of vdef of store. Insert
503 value number of vdef of store.
505 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
507 * config/i386/i386.md (simple lea to add peephole): Also transform
508 RTXes where second PLUS operand matches output.
510 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
512 * config/i386/i386.c (construct_plt_address): Make static.
513 * config/i386/i386-protos.h (construct_plt_address): Remove.
515 2012-07-06 Nick Clifton <nickc@redhat.com>
517 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
518 default_encode_section_info.
520 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
523 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
524 emit PIC sequence for fnaddr symbol reference in advance.
526 2012-07-06 Eric Botcazou <ebotcazou@adacore.com>
529 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
531 * dwarf2out.c (function_possibly_abstracted_p): New static function.
532 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
533 cgraph_function_possibly_inlined_p.
534 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
535 (process_scope_var): Do not emit concrete instances of abstracted
536 nested functions from here.
537 (gen_decl_die): Emit the abstract instance if the function is possibly
538 abstracted and not only possibly inlined.
539 (dwarf2out_finish): Find the first non-abstract parent instance and
540 attach concrete instances on the limbo list to it.
542 2012-07-05 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
543 Julian Brown <julian@codesourcery.com>
547 * config/arm/neon-gen.ml (return_by_ptr): Delete.
548 (print_function): Handle empty strings.
549 (return): Delete use of return_by_ptr.
550 (mask_shape_for_shuffle): New function.
551 (mask_elems): Likewise.
552 (shuffle_fn): Likewise.
553 (params): Simplify and remove use of return_by_ptr.
554 (get_shuffle): New function.
555 (print_variant): Update.
556 * config/arm/neon.ml (rev_elems): New function.
557 (permute_range): Likewise.
558 (zip_range): Likewise.
559 (uzip_range): Likewise.
560 (trn_range): Likewise.
561 (zip_elems): Likewise.
562 (uzip_elems): Likewise.
563 (trn_elems): Likewise.
564 (features): New enumeration Use_shuffle. Delete ReturnPtr.
567 (ops): Update entries for Vrev64, Vrev32, Vrev16, Vtr, Vzip, Vuzp.
568 * config/arm/arm_neon.h: Regenerate.
570 2012-07-05 Richard Guenther <rguenther@suse.de>
572 * tree-pretty-print.c (dump_generic_node): Properly test
573 the result of exact_log2.
575 2012-07-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
577 * config/s390/s390-protos.h (s390_expand_movmem)
578 (s390_expand_cmpmem): Add return value.
579 * config/s390/s390.c (s390_expand_movmem, s390_expand_cmpmem):
580 Return FALSE to use the library function in some cases.
581 * config/s390/s390.md (movmem, cmpmem): Evaluate return value of C
584 2012-07-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
586 * config.gcc: Enable ifunc attribute by default on s390 and s390x.
588 2012-07-05 Steven Bosscher <steven@gcc.gnu.org>
590 * expr.c (try_casesi): Remove bogus ATTRIBUTE_UNUSED markers.
591 * stmt.c (dump_case_nodes): New.
592 (expand_case): Split out code generation parts into new functions.
593 (expand_switch_as_decision_tree_p): Split out from expand_case.
594 (emit_case_decision_tree): Likewise.
595 (emit_case_dispatch_table): Likewise.
597 2012-07-05 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
599 * config/arm/iterators.md (SDF): New mode iterator.
600 (V_if_elem): Add support for SF and DF modes.
602 (F_constraint): New mode iterator attribute.
603 (F_fma_type): Likewise.
604 config/arm/vfp.md (fma<SDF:mode>4): New pattern.
605 (*fmsub<SDF:mode>4): Likewise.
606 (*fmnsub<SDF:mode>4): Likewise.
607 (*fmnadd<SDF:mode>4): Likewise.
609 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
611 * expmed.c (expand_mult): Initialize coeff and is_neg.
613 2012-07-04 Oleg Endo <olegendo@gcc.gnu.org>
615 * config/sh/predicates.md (zero_extend_operand): New predicate.
616 * config/sh/sh.md (zero_extendhisi2): Simplify by using new
617 zero_extend_operand predicate.
618 (zero_extendqisi2): Likewise.
620 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
623 * ipa.c (symtab_remove_unreachable_nodes): Partially revert r187375
624 to not call cgraph_propagate_frequency if something was changed.
626 2012-07-04 Richard Guenther <rguenther@suse.de>
629 * gimple-fold.c (get_base_constructor): Do not return an
630 error_mark_node DECL_INITIAL.
632 2012-07-04 Richard Guenther <rguenther@suse.de>
634 PR tree-optimization/53844
635 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
636 the loop virtual PHI.
638 2012-07-04 Richard Guenther <rguenther@suse.de>
640 PR tree-optimization/53849
641 * tree-cfg.c (move_stmt_op): Only call add_referenced_var
642 for duplicated locals. Use add_referenced_var_1 to avoid
643 pushing/popping cfun.
645 2012-07-04 Kai Tietz <ktietz@redhat.com>
647 * config/i386/winnt.c (i386_pe_reloc_rw_mask): New function.
648 * config/i386/i386-protos.h (i386_pe_reloc_rw_mask): Add
650 * config/i386/cygming.h (TARGET_ASM_RELOC_RW_MASK): Define
651 as i386_pe_reloc_rw_mask.
653 2012-07-04 Richard Guenther <rguenther@suse.de>
655 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
656 as in free_lang_data_in_type.
658 2012-07-04 Tobias Grosser <tobias@grosser.es>
659 Michael Matz <matz@suse.de>
661 * Makefile.in (OBJS): Add graphite-optimize-isl.o.
662 (graphite-optimize-isl.o): Add dependencies.
663 * common.opt (floop-nest-optimize): New flag.
664 * doc/invoke.texi (floop-nest-optimize): Document.
665 * graphite-dependences.c (compute_deps): Export.
666 * graphite-poly.h (compute_deps): Declare.
667 * graphite-optimize-isl.c: New file.
668 * graphite-poly.c (apply_poly_transforms): Run the loop
670 * tree-ssa-loop.c (gate_graphite_transforms): Enable graphite
671 if -floop-nest-optimize is enabled.
673 2012-07-03 Oleg Endo <olegendo@gcc.gnu.org>
675 * config/sh/predicates.md (logical_and_operand): New predicate.
676 * config/sh/constraints.md (Jmb, Jmw): New constraints.
677 * config/sh/sh.md (andsi3): Move expander above insns. Add handling
678 of 0xFFFF constant. Use logical_and_operand predicate and
679 satisfies_constraint_Jmb, satisfies_constraint_Jmw.
680 (*andsi3_compact): Make it an insn_and_split. Use
681 logical_and_operand predicate. Add Jmb,Jmw alternatives.
683 2012-07-03 Jason Merrill <jason@redhat.com>
686 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
688 2012-07-03 Nick Clifton <nickc@redhat.com>
690 * config/mep/mep.c (mep_reorg_regmove): Use
691 next_nonnote_non_debug_insn to advance to the next insn. Do not
692 expect delete_insn to return an rtx.
694 2012-07-03 Richard Guenther <rguenther@suse.de>
696 * doc/install.texi (CLooG): Clarify how CLooG needs to be
697 configured and that it needs to be built against ISL 0.10.
699 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
701 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
702 code model string in the error message.
704 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
707 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
708 sibcall_insn_operand. Move it to a temporary register if not.
710 2012-07-03 Andreas Schwab <schwab@linux-m68k.org>
713 * config/m68k/m68k.c (m68k_option_override): Reset stack_limit_rtx
716 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
718 * config/i386/xmmintrin.h (_mm_sfence): Use __builtin_ia32_pause.
720 2012-07-03 Roland McGrath <mcgrathr@google.com>
722 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): Also require that the
723 assembler accept 'rep bsf ...', 'rep bsr ...', 'rep ret' and 'rep nop'.
724 * configure: Regenerated.
725 * config/i386/i386.md (simple_return_internal_long): Use %;
726 (ctz<mode>2): Likewise.
729 2012-07-02 Oleg Endo <olegendo@gcc.gnu.org>
732 * config/sh/predicates.md (t_reg_operand, negt_reg_operand): New
734 * config/sh/sh-protos.h (get_t_reg_rtx): New prototype.
735 * config/sh/sh.c (get_t_reg_rtx): New function. Use it when invoking
736 gen_branch_true and gen_branch_false.
737 * config/sh/sh.md: Use get_t_reg_rtx when invoking gen_branch_true and
739 (branch_true, branch_false): Use t_reg_operand predicate.
740 (*branch_true, *branch_false): Delete.
741 (movt): Use t_reg_operand predicate.
742 (*negnegt): Use negt_reg_operand predicate and fold little and big
744 (*movtt): Use t_reg_operand and fold little and big endian variants.
747 2012-07-02 Steven Bosscher <steven@gcc.gnu.org>
749 * stmt.c (emit_case_bit_tests): Remove.
750 (expand_case): Remove expand_switch_using_bit_tests_p code.
751 * tree-switch-conversion.c (hoist_edge_and_branch_if_true): New.
752 (MAX_CASE_BIT_TESTS): Moved from stmt.c to here.
753 (lshift_cheap_p): Likewise.
754 (expand_switch_using_bit_tests_p): Likewise.
755 (struct case_bit_test): Likewise.
756 (case_bit_test_cmp): Likewise.
757 (emit_case_bit_tests): New implementation for GIMPLE.
758 (gen_inbound_check): Do not release post-dominator info here.
759 (process_switch): Reorder code. Expand as bit tests if it
761 (do_switchconv): Release post-dominator info here if something changed.
762 (struct gimple_opt_pass): Verify more.
763 * tree.h (expand_switch_using_bit_tests_p): Remove prototype.
765 2012-07-02 Martin Jambor <mjambor@suse.cz>
768 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
769 dynamic type change check.
771 2012-07-02 Richard Guenther <rguenther@suse.de>
772 Michael Matz <matz@suse.de>
773 Tobias Grosser <tobias@grosser.es>
774 Sebastian Pop <sebpop@gmail.com>
776 * Makefile.in: Remove PPL flags in favor of ISL ones.
777 (BACKENDLIBS): Remove PPL libs.
778 (INCLUDES): Remove PPL includes in favor of ISL ones.
779 (graphite-clast-to-gimple.o): Remove graphite-dependences.h and
780 graphite-cloog-compat.h dependencies.
781 (graphite-dependences.o): Likewise.
782 (graphite-poly.o): Likewise.
783 * configure.ac: Declare ISL vars instead of PPL ones.
784 * configure: Regenerated.
785 * doc/install.texi: Replace PPL requirement documentation with ISL one.
786 * graphite-blocking.c: Remove PPL code, add ISL equivalent.
787 * graphite-clast-to-gimple.c: Likewise.
788 * graphite-dependences.c: Likewise.
789 * graphite-interchange.c: Likewise.
790 * graphite-poly.h: Likewise.
791 * graphite-poly.c: Likewise.
792 * graphite-sese-to-poly.c: Likewise.
793 * graphite.c: Likewise.
794 * graphite-scop-detection.c: Re-arrange includes.
795 * graphite-cloog-util.c: Remove.
796 * graphite-cloog-util.h: Likewise.
797 * graphite-ppl.h: Likewise.
798 * graphite-ppl.c: Likewise.
799 * graphite-dependences.h: Likewise.
801 2012-07-02 Richard Guenther <rguenther@suse.de>
803 Merge from graphite branch
804 2011-07-21 Tobias Grosser <tobias@grosser.es>
806 * Makefile.in (graphite-clast-to-gimple.o, graphite-cloog-util.o):
807 Remove graphite-cloog-util.h.
808 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop,
809 build_iv_mapping, translate_clast_user, translate_clast,
810 free_scattering, initialize_cloog_names, build_cloog_prog,
811 create_params_index): Do not use old compatibility functions.
812 (clast_name_to_index, set_cloog_options): Remove code for legacy cloog.
813 * graphite-cloog-util.c (openscop_print_cloog_matrix): Do not use old
814 compatibility functions.
815 (new_Cloog_Scattering_from_ppl_Polyhedron): Remove code for legacy
817 * graphite-cloog-util.h: Remove include of graphite-cloog-util.h.
818 * graphite.c (graphite.c): Do not call outdated cloog_initialize() and
820 * graphite-cloog-compat.h: Remove.
822 2011-08-09 Tobias Grosser <tobias@grosser.es>
824 * graphite-clast-to-gimple.c (new_clast_name_index): Store a copy
825 of the string, no just a reference.
826 (clast_name_index): Add a new field, that specifies if we need to free
828 (free_clast_name_index): If necessary, free the name string.
829 (clast_name_index_elt_info): Calculate the hash based on the string
830 content, not the memory location it is stored in.
831 (clast_name_to_level): Specify that we do not need to free the name.
832 (clast_name_to_index): Dito.
833 (clast_name_to_lb_ub): Dito.
834 (eq_clast_name_indexes): Compare the strings, not their base pointers.
835 (free_scattering): Removed.
836 (initialize_cloog_names): Renamed to add_names_to_union_domain().
837 (add_names_to_union_domain): Changed to work on a union_domain,
838 instead of a CloogNames structure.
839 (build_cloog_prog): Removed.
840 (build_cloog_union_domain): New.
841 (generate_cloog_input): New.
842 (scop_to_clast): Use CloogInput instead of CloogProgram.
843 (print_generated_program): Adapt to new scop_to_clast() and do not
844 print the CloogProgram any more.
845 (create_params_index): Removed, functionality integrated in
846 add_names_to_union_domain().
847 (gloog): Adapt to new scop_to_clast().
848 * graphite-clast-to-gimple.h (scop_to_clast): Remove.
850 2012-01-11 Tobias Grosser <tobias@grosser.es>
852 * graphite-clast-to-gimple.c (clast_name_to_index,
853 clast_name_to_lb_ub, clast_name_to_gcc): Change types.
854 (clast_to_gcc_expression): Add clast_expr_name as a new
855 case. Do not assume a clast_expr_term points always to a
857 (type_for_clast_term): Do not assume a clast_expr_term points always to
859 (type_for_clast_name): New.
860 (type_for_clast_expr): Add clast_expr_name as a new case.
862 2011-08-03 Sebastian Pop <sebpop@gmail.com>
864 * graphite-cloog-util.c (new_Cloog_Domain_from_ppl_Polyhedron,
865 new_Cloog_Scattering_from_ppl_Polyhedron,
866 new_Cloog_Domain_from_ppl_Pointset_Powerset): Remove ATTRIBUTE_UNUSED.
868 2012-07-02 Jakub Jelinek <jakub@redhat.com>
870 PR tree-optimization/53645
871 * tree-vect-generic.c (expand_vector_divmod): Use TYPE_MODE (type)
872 instead of TYPE_MODE (wider_type) as can_vec_perm_p argument.
874 2012-07-01 Wei Guozhi <carrot@google.com>
877 * config/arm/arm-protos.h (const_ok_for_dimode_op): New prototype.
878 * config/arm/arm.c (const_ok_for_dimode_op): New function.
879 * config/arm/constraints.md (Dd): New constraint.
880 * config/arm/predicates.md (arm_adddi_operand): New predicate.
881 * config/arm/arm.md (adddi3): Extend it to handle constants.
882 (arm_adddi3): Likewise.
883 (addsi3_carryin_<optab>): Extend it to handle sbc case.
884 (addsi3_carryin_alt2_<optab>): Likewise.
885 * config/arm/neon.md (adddi3_neon): Extend it to handle constants.
887 2012-06-30 Nathan Sidwell <nathan@acm.org>
889 * coverage.c (bbg_file_stamp): New.
890 (read_counts_file): Merge incoming stamp with bbg_file_stamp.
891 (build_info): Write bbg_file_stamp.
892 (coverage_init): Initialize bbg_file_stamp. Read counts file
893 before writing graph header.
894 (coverage_finish): Don't unlink the data file if we can generate a
896 * tree.h (crc32_unsigned): Declare.
897 * tree.c (crc32_unsigned_bits): New, broken out of ...
898 (crc32_byte): ... here. Use it.
899 (crc32_unsigned): New.
901 2012-06-29 Cary Coutant <ccoutant@google.com>
903 * dwarf2out.c (add_pubname_string): Don't check for want_pubnames.
904 (gen_subprogram_die): Don't add pubname if want_pubnames is false.
905 (gen_variable_die): Likewise.
906 (gen_namespace_die): Likewise.
908 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
910 * tree-eh.c (lower_try_finally_switch): Really put the location of the
911 last statement of the finally block onto the switch.
913 2012-06-29 H.J. Lu <hongjiu.lu@intel.com>
916 * config/i386/gnu-user64.h (WCHAR_TYPE): Use "int" only for
919 2012-06-29 Sterling Augustine <saugustine@google.com>
921 * dwarf2out.c (add_pubname): Add comment.
922 (add_pubtype): Fix indentation.
923 (gen_enumeration_type_die): Likewise.
925 2012-06-29 Jakub Jelinek <jakub@redhat.com>
927 * tree-vect-generic.c (expand_vector_divmod): For even/odd
928 widening multiply, put even always as first argument to VEC_PERM_EXPR.
930 2012-06-29 Richard Henderson <rth@redhat.com>
932 * tree-vect-generic.c: Include target.h.
933 (expand_vector_divmod): Use builtin_mul_widen_even/odd if supported.
934 * Makefile.in (tree-vect-generic.o): Update.
936 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
938 * configure.ac: Remove special gtfiles case for C.
939 * configure: Regenerate.
940 * Makefile.in: Remove C front-end hooks and build hooks that
941 will be picked up from c/Make-lang.in now.
942 Add tree-mudflap to C_COMMON_OBJS.
943 * gengtype.c (files_rules): Adjust gt-files for c/c-decl.c.
944 * config/vms/vms.c: Look for c-tree.h in c/.
945 * doc/gty.texi: Remove reference to c-config-lang.in.
946 * doc/sourcebuild.texi: Document the c/ subdirectory.
948 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
950 * system.h (CASE_USE_BIT_TESTS): Poison.
951 * stmt.c (CASE_USE_BIT_TESTS): Fold away into its only user ...
952 (expand_switch_using_bit_tests_p): ...here.
953 * doc/tm.texi.in (CASE_USE_BIT_TESTS): Remove documentation.
954 * doc/tm.texi (CASE_USE_BIT_TESTS): Regenerate.
956 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
958 * system.h (IFCVT_EXTRA_FIELDS): Poison.
959 (IFCVT_INIT_EXTRA_FIELDS): Poison.
960 * basic-block.h (struct ce_if_block): Remove IFCVT_EXTRA_FIELDS.
961 * ifcvt.c (find_if_header): Use IFCVT_MACHDEP_INIT instead of
962 IFCVT_INIT_EXTRA_FIELDS.
963 * gengtype-parse.c (struct_field_seq): Remove obsolete comment.
964 * config/frv/frv.h (IFCVT_INIT_EXTRA_FIELDS): Rename to
966 * config/frv/frv.c (frv_ifcvt_init_extra_fields): Rename to
967 frv_ifcvt_machdep_init.
968 * doc/tm.texi.in (IFCVT_INIT_EXTRA_FIELDS, IFCVT_EXTRA_FIELDS):
969 Remove documentation.
970 (IFCVT_MACHDEP_INIT): Document.
971 * doc/tm.texi: Regenerate.
973 2012-06-29 Nick Clifton <nickc@redhat.com>
975 * config/lm32/lm32.c (lm32_compute_frame_size): Fix typo.
977 2012-06-29 Jakub Jelinek <jakub@redhat.com>
979 * tree-vect-stmts.c (vectorizable_operation): Check both
980 VEC_WIDEN_MULT_LO_EXPR and VEC_WIDEN_MULT_HI_EXPR optabs.
981 Verify that operand[0]'s mode is TYPE_MODE (wide_vectype).
983 2012-06-28 Richard Henderson <rth@redhat.com>
985 * doc/generic.texi (MULT_HIGHPART_EXPR): Document it.
987 2012-06-28 Jakub Jelinek <jakub@redhat.com>
989 PR tree-optimization/51581
990 * tree-vect-stmts.c (permute_vec_elements): Add forward decl.
991 (vectorizable_operation): Handle vectorization of MULT_HIGHPART_EXPR
992 also using VEC_WIDEN_MULT_*_EXPR or builtin_mul_widen_* plus
993 VEC_PERM_EXPR if vector MULT_HIGHPART_EXPR isn't supported.
994 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use
995 MULT_HIGHPART_EXPR instead of VEC_WIDEN_MULT_*_EXPR and shifts.
997 PR tree-optimization/53645
998 * tree-vect-generic.c (expand_vector_divmod): Use MULT_HIGHPART_EXPR
999 instead of VEC_WIDEN_MULT_{HI,LO}_EXPR followed by VEC_PERM_EXPR
1002 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
1005 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
1006 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
1007 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
1008 avr_hard_regno_call_part_clobbered.
1010 2012-06-28 Richard Guenther <rguenther@suse.de>
1013 * expr.c (expand_expr_real_1): Verify if the type is complete
1014 before inspecting its size.
1016 2012-06-28 Andreas Schwab <schwab@linux-m68k.org>
1018 * doc/include/gpl.texi: Remove.
1019 * doc/sourcebuild.texi (Texinfo Manuals): Don't mention gpl.texi.
1021 2012-06-28 Jakub Jelinek <jakub@redhat.com>
1023 PR tree-optimization/53645
1024 * tree-vect-generic.c (add_rshift): New function.
1025 (expand_vector_divmod): New function.
1026 (expand_vector_operation): Use it for vector integer
1027 TRUNC_{DIV,MOD}_EXPR by VECTOR_CST.
1028 * tree-vect-patterns.c (vect_recog_divmod_pattern): Replace
1029 unused lguup variable with dummy_int.
1031 2012-06-28 OLivier Hainque <hainque@adacore.com>
1033 * expr.c (convert_move): Latch mem integer inputs into a
1034 register before expanding a multi-instructions sequence.
1036 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
1037 Uros Bizjak <ubizjak@gmail.com>
1038 Jakub Jelinek <jakub@redhat.com>
1042 * var-tracking.c (vt_emit_notes): Release loc_exp_dep_pool...
1043 (vt_finalize): ... here instead, if needed.
1045 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
1050 * dce.c (word_dce_process_block): Check whether inserting debug
1051 temps are needed even for needed insns.
1052 (dce_process_block): Likewise.
1053 * df-problems.c (dead_debug_add): Add comment about multi-regs.
1054 (dead_debug_insert_temp): Likewise. Don't subreg when we're
1055 setting fewer regs than a multi-reg requires.
1057 2012-06-27 Richard Henderson <rth@redhat.com>
1059 * config/alpha/alpha.c (alpha_dimode_u): New.
1060 (alpha_init_builtins): Initialize it, and use it.
1061 (alpha_fold_builtin_cmpbge): Use alpha_dimode_u.
1062 (alpha_fold_builtin_zapnot, alpha_fold_builtin_insxx): Likewise.
1063 (alpha_fold_vector_minmax, alpha_fold_builtin_perr): Likewise.
1064 (alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb): Likewise.
1065 (alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw): Likewise.
1066 (alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz): Likewise.
1067 (alpha_fold_builtin_ctpop): Likewise.
1068 (alpha_fold_builtin_umulh): Remove.
1069 (alpha_fold_builtin): Use MULT_HIGHPART_EXPR for UMULH; fix
1070 typo in MAX_ARGS check.
1072 2012-06-27 Richard Henderson <rth@redhat.com>
1074 * tree.def (MULT_HIGHPART_EXPR): New.
1075 * cfgexpand.c (expand_debug_expr): Ignore it.
1076 * expr.c (expand_expr_real_2): Handle it.
1077 * fold-const.c (int_const_binop_1): Likewise.
1078 * optabs.c (optab_for_tree_code): Likewise.
1079 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
1080 * tree-inline.c (estimate_operator_cost): Likewise.
1081 * tree-pretty-print.c (dump_generic_node): Likewise.
1082 (op_code_prio, op_symbol_code): Likewise.
1083 * tree.c (commutative_tree_code): Likewise. Also handle
1084 WIDEN_MULT_EXPR, VEC_WIDEN_MULT_HI_EXPR, VEC_WIDEN_MULT_LO_EXPR.
1086 2012-06-27 Richard Henderson <rth@redhat.com>
1089 * config/i386/i386.c (ix86_rtx_costs): Fix typo vs UNITS_PER_WORD
1090 in 2012-06-23 change. Adjust two other DImode tests as well.
1092 2012-06-27 Nick Clifton <nickc@redhat.com>
1094 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
1097 2012-06-27 Richard Guenther <rguenther@suse.de>
1100 * tree-chrec.c (chrec_convert_1): Represent truncation to
1101 a type with undefined overflow as truncation to an unsigned
1102 type converted to the type with undefined overflow.
1103 * tree-scalar-evolution.c (interpret_rhs_expr): For computing
1104 the scalar evolution of a truncated widened operation avoid
1105 looking at the non-existing evolution of the widened operation
1108 2012-06-27 Richard Guenther <rguenther@suse.de>
1110 PR tree-optimization/53774
1111 * tree-ssa-reassoc.c (get_rank): All default defs have
1113 (init_reassoc): Precompute rank for all SSA default defs.
1115 2012-06-27 Nick Clifton <nickc@redhat.com>
1117 * config/rx/rx.md (simple_return): Use the simple_return rtx.
1119 2012-06-26 Richard Henderson <rth@redhat.com>
1121 * config/i386/i386.c (ix86_rtx_costs): Use standard_sse_constant_p
1122 and don't fall thru from standard_80387_constant_p to the memory
1125 2012-06-26 Richard Henderson <rth@redhat.com>
1127 * config/i386/i386.c (bdesc_args): Update. Change
1128 IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI to OPTION_MASK_ISA_SSE2.
1129 (IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): New.
1130 (ix86_builtin_mul_widen_even): Use it.
1131 (ix86_builtin_mul_widen_odd): Relax SMUL_ODD from sse4 to sse2.
1132 (ix86_expand_mul_widen_evenodd): Handle signed for sse2.
1133 * config/i386/sse.md (vec_widen_<s>mult_hi_<V124_AVX2>): Allow
1135 (vec_widen_<s>mult_lo_<V124_AVX2>): Likewise.
1136 (vec_widen_<s>mult_odd_<VI4_AVX2>): Likewise. Relax from V124_AVX2.
1137 (vec_widen_smult_even_v4si): New.
1139 2012-06-26 Richard Henderson <rth@redhat.com>
1141 * config/i386/sse.md (mul<VI8_AVX2>3): Change from insn_and_split
1142 to expander; move guts to ...
1143 * config/i386/i386.c (ix86_expand_sse2_mulvxdi3): ... here. Add
1144 highparts before shifting up.
1145 * config/i386/i386-protos.h: Update.
1147 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
1149 * system.h (USE_COMMON_FOR_ONE_ONLY): Poison.
1150 * defaults.h (USE_COMMON_FOR_ONE_ONLY): Do not provide default.
1151 * config/darwin.h (USE_COMMON_FOR_ONE_ONLY): Do not define.
1153 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
1155 * var-tracking.c (vt_add_function_parameter): Use a preserved
1156 VALUE for the MEM address of an incoming parameter.
1158 2012-06-26 Sterling Augustine <saugustine@google.com>
1160 * dwarf2out.c (output_pubnames): Add check for DW_TAG_enumerator.
1161 (prune_unused_types): Likewise.
1163 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
1165 * system.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
1166 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Poison.
1167 * vmsdbgout.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
1168 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Rename to
1169 VMS_UNALIGNED_SHORT_ASM_OP, VMS_UNALIGNED_INT_ASM_OP,
1170 VMS_UNALIGNED_LONG_ASM_OP, and VMS_UNALIGNED_DOUBLE_INT_ASM_OP.
1171 * config/microblaze/microblaze.h (UNALIGNED_SHORT_ASM_OP,
1172 UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Do not define.
1173 * doc/tm.texi.in: Remove UNALIGNED_INT_ASM_OP reference from the
1175 * doc/tm.texi: Regenerate.
1176 * doc/cpp.texi: Make example for #error generic.
1177 * config/frv/frv.h: Fix example text to match tm.texi.
1179 2012-06-26 Bill Schmidt <wschmidt@linux.ibm.com>
1181 * tree-pass.h (pass_strength_reduction): New decl.
1182 * tree-ssa-loop-ivopts.c (initialize_costs): Make non-static.
1183 (finalize_costs): Likewise.
1184 * timevar.def (TV_TREE_SLSR): New timevar.
1185 * gimple-ssa-strength-reduction.c: New.
1186 * tree-flow.h (initialize_costs): New decl.
1187 (finalize_costs): Likewise.
1188 * Makefile.in (tree-ssa-strength-reduction.o): New dependencies.
1189 * passes.c (init_optimization_passes): Add pass_strength_reduction.
1191 2012-06-26 Matt Turner <mattst88@gmail.com>
1193 * doc/extend.texi (__builtin_arm_tinsrb): Add missing second parameter.
1194 (__builtin_arm_tinsrh): Likewise.
1195 (__builtin_arm_tinsrw): Likewise.
1196 (__builtin_arm_wsadb): Add missing v2si parameter.
1197 (__builtin_arm_wsadh): Likewise.
1198 (__builtin_arm_getwcx): Delete.
1199 (__builtin_arm_setwcx): Delete.
1200 (__builtin_arm_getwcgr0): Add.
1201 (__builtin_arm_getwcgr1): Add.
1202 (__builtin_arm_getwcgr2): Add.
1203 (__builtin_arm_getwcgr3): Add.
1204 (__builtin_arm_setwcgr0): Add.
1205 (__builtin_arm_setwcgr1): Add.
1206 (__builtin_arm_setwcgr2): Add.
1207 (__builtin_arm_setwcgr3): Add.
1209 2012-06-26 Richard Guenther <rguenther@suse.de>
1212 2012-06-21 Richard Guenther <rguenther@suse.de>
1214 * tree-inline.c (estimate_num_insns): Estimate call cost for
1217 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
1220 * doc/tm.texi.in: Document LOGICAL_OP_NON_SHORT_CIRCUIT.
1221 * doc/tm.texi: Regenerate.
1223 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
1226 * config/mips/mips.h: Do not define ALL_COP_ADDITIONAL_REGISTER_NAMES.
1227 * config/frv/frv.h: Do not define REVERSE_CONDEXEC_PREDICATES_P.
1228 * doc/tm.texi.in: Remove documentation for unused target macros
1229 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
1230 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
1231 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
1232 TARGET_NARROW_VOLATILE_BITFIELDS.
1233 Document that MD_HANDLE_UNWABI is a macro in libgcc.
1234 * doc/tm.texi: Regenerate.
1235 * system.h: Poison target macros
1236 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
1237 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
1238 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
1239 TARGET_NARROW_VOLATILE_BITFIELDS
1241 2012-06-26 Jan Hubicka <jh@suse.cz>
1244 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
1247 2012-06-26 Dehao Chen <dehao@google.com>
1249 * tree-inline.c: (expand_call_inline): Ensure that lexical block's
1250 source location is consistant with the call stmt.
1252 2012-06-26 Ulrich Weigand <ulrich.weigand@linaro.org>
1254 PR tree-optimization/53729
1255 PR tree-optimization/53636
1256 * tree-vect-slp.c (vect_slp_analyze_bb_1): Delay call to
1257 vect_verify_datarefs_alignment until after statements have
1258 been marked as relevant/irrelevant.
1259 * tree-vect-data-refs.c (vect_verify_datarefs_alignment):
1260 Skip irrelevant statements.
1261 (vect_enhance_data_refs_alignment): Use STMT_VINFO_RELEVANT_P
1262 instead of STMT_VINFO_RELEVANT.
1263 (vect_get_data_access_cost): Do not check for supportable
1264 alignment before calling vect_get_load_cost/vect_get_store_cost.
1265 * tree-vect-stmts.c (vect_get_store_cost): Do not abort when
1266 handling unsupported alignment.
1267 (vect_get_load_cost): Likewise.
1269 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
1271 * config/rl78/rl78.h: Do not undefine DONT_USE_BUILTIN_SETJMP.
1272 Do not define JMP_BUF_SIZE.
1274 2012-06-26 Jakub Jelinek <jakub@redhat.com>
1276 PR tree-optimization/53748
1277 * tree-ssa-phiopt.c (conditional_replacement): Only optimize
1278 if arg0/arg1 have integral or pointer types.
1280 2012-06-25 Richard Henderson <rth@redhat.com>
1282 * config/i386/sse.md (sse2_sse4_1): Remove code attr.
1283 (<s>dot_prodv4si, <s>dot_prodv8si): Remove
1284 (sdot_prodv4si): New; handle only XOP.
1286 2012-06-25 Richard Henderson <rth@redhat.com>
1288 * config/i386/i386-builtin-types.def (V4UDI, V8USI): New.
1289 (V2UDI_FUNC_V4USI_V4USI): New.
1290 (V4UDI_FUNC_V8USI_V8USI): New.
1291 * config/i386/i386.c (ix86_expand_args_builtin): Handle them.
1292 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): New.
1293 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): New.
1294 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): New.
1295 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): New.
1296 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): New.
1297 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): New.
1298 (bdesc_args): Add them.
1299 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): New.
1300 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): New.
1301 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): New.
1302 (ix86_expand_mul_widen_evenodd): Use xop_pmacsdqh.
1303 * config/i386/sse.md (vec_widen_<s>mult_odd_<V124_AVX2>): New.
1305 2012-06-25 Richard Henderson <rth@redhat.com>
1307 * config/i386.sse.md (mul<VI4_AVX2>3): Use xop_pmacsdd.
1309 2012-06-25 Richard Henderson <rth@redhat.com>
1311 * config/i386/i386.c (ix86_rtx_costs) [MULT]: Only apply XOP cost
1313 (ix86_expand_vec_interleave): New.
1314 (ix86_expand_mul_widen_evenodd): New.
1315 (ix86_expand_mul_widen_hilo): New.
1316 (ix86_expand_sse2_mulv4si3): Use ix86_expand_mul_widen_evenodd.
1317 * config/i386/i386.md (u_bool) New code attr.
1318 * config/i386/predicates.md
1319 (nonimmediate_or_const_vector_operand): Remove.
1320 * config/i386/sse.md (mul<VI4_AVX2>3): Don't use it; don't test
1321 both AVX and SSE4_1.
1322 (vec_widen<s>mult_hi_<VI2_AVX2>): Remove.
1323 (vec_widen<s>mult_lo_<VI2_AVX2>): Remove.
1324 (vec_widen<s>mult_hi_v8si): Remove.
1325 (vec_widen<s>mult_lo_v8si): Remove.
1326 (vec_widen_smult_hi_v4si): Remove.
1327 (vec_widen_smult_lo_v4si): Remove.
1328 (vec_widen_umult_hi_v4si): Remove.
1329 (vec_widen_umult_lo_v4si): Remove.
1330 (vec_widen_<s>mult_hi_<VI124_AVX2>): New.
1331 (vec_widen_<s>mult_lo_<VI124_AVX2>): New.
1332 * config/i386/i386-protos.h: Update.
1334 2012-06-25 Christophe Lyon <christophe.lyon@st.com>
1336 * config/arm/neon.md (UNSPEC_VLD1_DUP): Remove.
1337 (neon_vld1_dup): Restrict to VQ operands.
1338 (neon_vld1_dupv2di): New, fixes vld1q_dup_s64.
1340 2012-06-25 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1341 James Greenhalgh <james.greenhalgh@arm.com>
1343 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add new built-ins.
1344 (TARGET_FMA): New macro.
1345 (TARGET_ARM_QBIT, TARGET_ARM_SAT): Likewise.
1346 (TARGET_ARM_ARCH): Likewise.
1347 (TARGET_ARM_ARCH_ISA_THUMB): Likewise.
1348 (TARGET_V6M, TARGET_V7M): Likewise.
1349 (TARGET_ARM_ARCH_PROFILE): Likewise.
1350 (TARGET_ARM_FEATURE_LDREX): Likewise.
1351 (TARGET_ARM_FP, TARGET_NEON_FP): Likewise.
1352 (ARM_MIN_ENUM_SIZE): Likewise.
1353 * config/arm/arm.c (arm_file_start): Refactor appropriately.
1354 (base_architecture): New enumeration.
1355 (arm_base_arch): New global variable.
1356 (processors): Add field base_arch.
1357 (ARM_ARCH, ARM_CORE): Adjust accordingly.
1358 (arm_option_override): Add initialization of arm_base_arch.
1359 * doc/cpp.texi (system-specific predefined macros.): Change.
1361 2012-06-25 Jakub Jelinek <jakub@redhat.com>
1364 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
1365 of x x x in the vmovlps load alternative.
1367 2012-06-25 Richard Sandiford <rdsandiford@googlemail.com>
1370 * df.h (dead_debug_add): Remove third argument.
1371 * df-problems.c (dead_debug_add): Likewise. Use the REGNO of the
1372 REG that we want to replace instead.
1373 (dead_debug_insert_temp): Use the REGNO of the reg that we want
1374 to replace instead of DF_REF_REGNO. Require there to always be
1375 at least one such use. Check for cases where the same location
1376 has more than df_ref associated with it.
1377 (df_note_bb_compute): Remove third dead_debug_add argument.
1378 * dce.c (word_dce_process_block): Likewise.
1380 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
1382 * config/v850/v850.c: Remove redundant extern declarations for
1383 last_assemble_variable_decl and size_directive_output.
1385 * doc/tm.texi.in: Document JMP_BUF_SIZE.
1386 * doc/tm.texi: Regenerate.
1387 * config/sparc/sparc.h (JMP_BUF_SIZE): Do not define.
1388 * config/pa/pa.h (JMP_BUF_SIZE): Likewise.
1389 * config/stormy16/stormy16.h: Likewise.
1391 * config/picochip/picochip.c: Do not define DONT_USE_BUILTIN_SETJMP.
1393 * doc/sourcebuild.texi: Add missing subdirectories.
1395 2012-06-25 Tristan Gingold <gingold@adacore.com>
1397 * config/i386/i386.h: Fix typo.
1399 2012-06-25 Tristan Gingold <gingold@adacore.com>
1401 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
1402 (seh_cfa_adjust_cfa): ... that function.
1403 (seh_emit_stackalloc): Do not emit out of range values.
1404 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
1405 UNSPEC_DEF_CFA constants.
1406 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
1407 * config/i386/i386.c (ix86_frame_pointer_required): Required
1408 for very large frames on SEH target.
1409 (ix86_compute_frame_layout): Save area is before frame pointer
1410 on SEH target. Handle very large frames.
1411 (ix86_expand_prologue): Likewise.
1413 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
1415 * output.h: (current_function_is_leaf,
1416 current_function_sp_is_unchanging,
1417 current_function_uses_only_leaf_regs): Remove.
1418 * function.c (current_function_is_leaf,
1419 current_function_sp_is_unchanging,
1420 current_function_uses_only_leaf_regs): Remove.
1421 (rest_of_handle_check_leaf_regs): Set crtl->uses_only_leaf_regs
1422 instead of current_function_uses_only_leaf_regs.
1423 * function.h (struct rtl_data): New fields sp_is_unchanging,
1424 is_leaf, uses_only_leaf_regs.
1425 * resource.c (init_resource_info): Replace current_function_is_leaf,
1426 current_function_sp_is_unchanging, and
1427 current_function_uses_only_leaf_regs with new crtl fields.
1428 * sdbout.c (sdbout_symbol): Likewise.
1429 * df-core.c (rest_of_handle_df_initialize): Likewise.
1430 * ira.c (ira): Likewise.
1431 * final.c (final_start_function): Likewise.
1432 * reorg.c (fill_simple_delay_slots): Likewise.
1433 * regrename.c (check_new_reg_p): Likewise.
1434 * stack-ptr-mod.c (notice_stack_pointer_modification_1): Likewise.
1435 (notice_stack_pointer_modification): Likewise.
1436 * dbxout.c (dbxout_symbol): Likewise.
1437 (dbxout_parms): Likewise.
1438 * sel-sched.c (init_regs_for_mode): Likewise.
1439 * dwarf2out.c (dbx_reg_number): Likewise.
1440 (multiple_reg_loc_descriptor): Likewise.
1441 * config/i386/i386.c (ix86_frame_pointer_required): Likewise.
1442 (gen_pop): Likewise.
1443 (ix86_select_alt_pic_regnum): Likewise.
1444 (ix86_compute_frame_layout): Likewise.
1445 (ix86_finalize_stack_realign_flags): Likewise.
1446 (ix86_expand_epilogue): Likewise.
1447 * config/rs6000/rs6000.c (rs6000_stack_info): Likewise.
1448 * config/h8300/h8300.c (byte_reg): Likewise.
1449 * config/c6x/c6x.c (must_reload_pic_reg_p): Likewise.
1450 (c6x_save_reg): Likewise.
1451 (c6x_compute_frame_layout): Likewise.
1452 * config/pa/pa.c (pa_compute_frame_size): Likewise.
1453 (pa_output_function_prologue): Likewise.
1454 * config/stormy16/stormy16.c (struct xstormy16_stack_layout): Likewise.
1455 * config/sparc/sparc.md (attr "leaf_function"): Likewise.
1456 * config/sparc/sparc.c (sparc_initial_elimination_offset): Likewise.
1457 (sparc_expand_prologue): Likewise.
1458 (sparc_flat_expand_prologue): Likewise.
1459 (sparc_asm_function_prologue): Likewise.
1460 (sparc_output_mi_thunk): Likewise.
1461 (sparc_frame_pointer_required): Likewise.
1462 * config/epiphany/epiphany.c (epiphany_compute_function_type):
1464 (epiphany_compute_frame_size): Likewise.
1465 * config/lm32/lm32.c (lm32_compute_frame_size): Likewise.
1466 * config/cris/cris.c (cris_md_asm_clobbers): Likewise.
1467 (cris_frame_pointer_required): Likewise.
1468 * config/tilepro/tilepro.c (emit_sp_adjust): Likewise.
1469 (tilepro_current_function_is_leaf): Likewise.
1470 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Likewise.
1471 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
1472 * config/ia64/ia64.c (find_gr_spill): Likewise.
1473 (ia64_compute_frame_size): Likewise.
1474 (ia64_can_eliminate): Likewise.
1475 (ia64_initial_elimination_offset): Likewise.
1476 * config/m68k/m68k.c (m68k_save_reg): Likewise.
1477 (m68k_expand_epilogue): Likewise.
1478 * config/rx/rx.c (rx_get_stack_layout): Likewise.
1479 * config/tilegx/tilegx.c (tilegx_current_function_is_leaf): Likewise.
1480 * config/picochip/picochip.c (picochip_can_eliminate_link_sp_save):
1482 (picochip_output_frame_debug): Likewise.
1483 * config/sh/sh.c (sh_media_register_for_return): Likewise.
1484 (sh_allocate_initial_value): Likewise.
1485 (sh_output_mi_thunk): Likewise.
1486 * config/microblaze/microblaze.c (microblaze_must_save_register):
1488 (compute_frame_size): Likewise.
1489 (microblaze_initial_elimination_offset): Likewise.
1490 (microblaze_expand_prologue): Likewise.
1491 (microblaze_expand_epilogue): Likewise.
1492 * config/frv/frv.c (frv_expand_epilogue): Likewise.
1493 (frv_frame_pointer_required): Likewise.
1494 * config/spu/spu.c (get_pic_reg): Likewise.
1495 (direct_return): Likewise.
1496 (spu_expand_prologue): Likewise.
1497 (spu_expand_epilogue): Likewise.
1498 (spu_initial_elimination_offset): Likewise.
1499 * config/mips/mips.c (mips_global_pointer): Likewise.
1500 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1501 (mips_compute_frame_info): Likewise.
1502 * config/mep/mep.c (mep_interrupt_saved_reg): Likewise.
1503 (mep_reload_pointer): Likewise.
1504 * config/rl78/rl78.c (need_to_save): Likewise.
1505 * config/cr16/cr16.c (cr16_compute_save_regs): Likewise.
1506 * config/score/score.c (score_compute_frame_size): Likewise.
1507 (score_function_prologue): Likewise.
1508 * config/bfin/bfin.c (must_save_p): Likewise.
1509 (expand_prologue_reg_save): Likewise.
1510 (expand_epilogue_reg_restore): Likewise.
1511 (bfin_frame_pointer_required): Likewise.
1512 (n_regs_saved_by_prologue): Likewise.
1513 (add_to_reg): Likewise.
1514 (expand_interrupt_handler_prologue): Likewise.
1515 (expand_interrupt_handler_epilogue): Likewise.
1516 (bfin_expand_prologue): Likewise.
1517 * config/avr/avr.c (avr_regs_to_save): Likewise.
1518 (avr_prologue_setup_frame): Likewise.
1519 (expand_epilogue): Likewise.
1520 * config/s390/s390.c (s390_regs_ever_clobbered): Likewise.
1521 (s390_register_info): Likewise.
1522 (s390_frame_info): Likewise.
1523 (s390_init_frame_layout): Likewise.
1524 (s390_emit_prologue): Likewise.
1527 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
1529 * system.h: Poison ASM_BYTE_OP and ASM_OUTPUT_BYTE.
1530 * vmsdbgout: Do not undefine it if defined.
1531 Rename local ASM_BYTE_OP definition to VMS_ASM_BYTE_OP.
1532 * config/microblaze/microblaze/h: Do no define ASM_BYTE_OP.
1533 * config/mep/mep.h: Do not define ASM_OUTPUT_BYTE.
1535 2012-06-24 Richard Sandiford <rdsandiford@googlemail.com>
1537 * config/mips/mips.c (mips_process_sync_loop): Add missing enum cast.
1539 2012-06-23 Richard Henderson <rth@redhat.com>
1542 * config/i386/i386.c (ix86_rtx_costs): Add reasonable costs for
1543 V*QImode shifts and multiply.
1544 (ix86_expand_vecop_qihi): Support shifts.
1545 * config/i386/i386.md (any_shift): New code iterator.
1546 * config/i386/sse.md (ashlv16qi3): Merge ...
1547 (<any_shiftrt>v16qi3): ... into ...
1548 (<any_shift><VI1_AVX2>3): ... here. Use ix86_expand_vecop_qihi
1549 to support SSE and AVX.
1551 * config/i386/i386.c (ix86_expand_sse_unpack): Split operands[]
1552 parameter into src and dest.
1553 * config/i386/sse.md (vec_unpacku_hi_<V124_AVX2>): Update call.
1554 (vec_unpacks_hi_<V124_AVX2>): Likewise.
1555 (vec_unpacku_lo_<V124_AVX2>): Likewise.
1556 (vec_unpacks_lo_<V124_AVX2>): Likewise.
1557 * config/i386/i386-protos.h: Update.
1559 * config/i386/sse.md (mul<VI1_AVX2>3): Change from insn_and_split to
1560 pure expander; move expansion code ...
1561 * config/i386/i386.c (ix86_expand_vecop_qihi): ... here. New function.
1562 * config/i386/i386-protos.h: Update.
1564 2012-06-22 Edmar Wienskoski <edmar@freescale.com>
1566 * config/rs6000/rs6000.md (define_attr "type"): New type popcnt.
1567 (popcntb<mode>2): Add attribute type popcnt.
1568 (popcntd<mode>2): Ditto.
1569 * config/rs6000/power4.md (define_insn_reservation): Add type popcnt.
1570 * config/rs6000/power5.md (define_insn_reservation): Ditto.
1571 * config/rs6000/power7.md (define_insn_reservation): Ditto.
1572 * config/rs6000/476.md (define_insn_reservation): Ditto.
1573 * config/rs6000/power6.md (define_insn_reservation): New
1574 reservation for popcnt instructions.
1576 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
1578 * doc/invoke.texi: Update -mpreferred-stack-boundary=3 warning.
1580 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
1583 * doc/invoke.texi: Add a warning for -mpreferred-stack-boundary=3.
1585 * config/i386/i386.c (ix86_option_override_internal): Allow
1586 -mpreferred-stack-boundary=3 for 64-bit if SSE is disabled.
1588 * config/i386/i386.h (MIN_STACK_BOUNDARY): Set to 64 for 64-bit
1591 2012-06-22 Bill Schmidt <wschmidt@linux.ibm.com>
1593 * double-int.c (double_int_multiple_of): New function.
1594 * double-int.h (double_int_multiple_of): New decl.
1595 * tree-ssa-loop-ivopts.c (add_cost, zero_cost): Remove undefs.
1596 (mbc_entry_hash): New forward decl.
1597 (mbc_entry_eq): Likewise.
1598 (zero_cost): Change to no_cost.
1599 (mult_costs): New static var.
1600 (cost_tables_exist): Likewise.
1601 (initialize_costs): New function.
1602 (finalize_costs): Likewise.
1603 (tree_ssa_iv_optimize_init): Call initialize_costs.
1604 (add_cost): Change to add_regs_cost; distinguish costs by speed.
1605 (multiply_regs_cost): New function.
1606 (add_const_cost): Likewise.
1607 (extend_or_trunc_reg_cost): Likewise.
1608 (negate_reg_cost): Likewise.
1609 (multiply_by_cost): Change to multiply_by_const_cost; distinguish
1611 (get_address_cost): Change add_cost to add_regs_cost; change
1612 multiply_by_cost to multiply_by_const_cost.
1613 (force_expr_to_var_cost): Change zero_cost to no_cost; change
1614 add_cost to add_regs_cost; change multiply_by_cost to
1615 multiply_by_const_cost.
1616 (split_cost): Change zero_cost to no_cost.
1617 (ptr_difference_cost): Likewise.
1618 (difference_cost): Change zero_cost to no_cost; change multiply_by_cost
1619 to multiply_by_const_cost.
1620 (get_computation_cost_at): Change add_cost to add_regs_cost; change
1621 multiply_by_cost to multiply_by_const_cost.
1622 (determine_use_iv_cost_generic): Change zero_cost to no_cost.
1623 (determine_iv_cost): Change add_cost to add_regs_cost.
1624 (iv_ca_new): Change zero_cost to no_cost.
1625 (tree_ssa_iv_optimize_finalize): Call finalize_costs.
1626 * tree-ssa-address.c (most_expensive_mult_to_index): Change
1627 multiply_by_cost to multiply_by_const_cost.
1628 * tree-flow.h (multiply_by_cost): Change to multiply_by_const_cost.
1629 (add_regs_cost): New decl.
1630 (multiply_regs_cost): Likewise.
1631 (add_const_cost): Likewise.
1632 (extend_or_trunc_reg_cost): Likewise.
1633 (negate_reg_cost): Likewise.
1635 2012-06-22 Richard Guenther <rguenther@suse.de>
1637 Merge from graphite branch
1638 2011-08-10 Sebastian Pop <sebpop@gmail.com>
1640 * graphite-sese-to-poly.c (build_scop_drs): Fix memory leak.
1642 2012-01-13 Tobias Grosser <tobias@grosser.es>
1644 * tree-flow.h (parallelized_function_p): Declare.
1645 * tree-parloops.c (parallelized_function_p): Export.
1646 * graphite.c (graphite_transform_loops): Do not run graphite on
1647 already parallel functions.
1649 2012-06-22 Alan Modra <amodra@gmail.com>
1651 * config/rs6000/rs6000.c (rs6000_pre_atomic_barrier): Pass in and
1652 return mem. Convert to indirect addressing if not indirect or
1653 indexed. Adjust all callers.
1655 2012-06-22 Richard Guenther <rguenther@suse.de>
1657 * gcov-iov.c: Include bconfig.h and system.h.
1659 2012-06-22 Andreas Schwab <schwab@linux-m68k.org>
1661 * doc/include/texinfo.tex: Update to version 2012-06-05.14.
1663 2012-06-22 Richard Guenther <rguenther@suse.de>
1665 PR gcov-profile/53744
1666 * gcov-iov.c (main): Treat "" and "prerelease" the same.
1668 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
1671 * dwarf2out.c (gen_compile_unit_die): Use DW_LANG_Fortran90 as language
1672 for GNU Fortran if in strict DWARF2 mode.
1674 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
1676 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
1677 DECL_IGNORED_P non-reg vars even if they are used.
1679 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
1683 * var-tracking.c (vt_get_canonicalize_base): New.
1684 (vt_canonicalize_addr, vt_stack_offset_p): New.
1685 (vt_canon_true_dep): New.
1686 (drop_overlapping_mem_locs): Use vt_canon_true_dep.
1687 (clobber_overlaping_mems): Use vt_canonicalize_addr.
1689 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
1693 * var-tracking.c (vt_initialize): Record initial offset between
1694 arg pointer and stack pointer.
1696 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
1700 * var-tracking.c (vt_init_cfa_base): Drop redundant recording of
1703 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
1707 * alias.c (memrefs_conflict_p): Improve handling of AND for alignment.
1709 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
1711 * ddg.c (build_intra_loop_deps): Discard deps of nondebug on debug.
1713 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
1716 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
1718 2012-06-21 Meador Inge <meadori@codesourcery.com>
1721 * c-decl.c (c_push_function_context): Restore the behavior to reuse
1722 the language function allocated for -Wunused-local-typedefs.
1723 (c_pop_function_context): If necessary, clear the language function
1724 created in c_push_function_context. Always clear out the
1725 x_cur_stmt_list field of the restored language function.
1727 2012-06-21 Sterling Augustine <saugustine@google.com>
1728 Cary Coutant <ccoutant@google.com>
1730 * dwarf2out.c (is_cu_die, is_namespace_die, is_class_die,
1731 add_AT_pubnames, add_enumerator_pubname, want_pubnames): New functions.
1732 (comdat_type_struct): New field 'skeleton_die'.
1733 (breakout_comdat_types): Update it.
1734 (add_pubname): Rework logic. Call is_class_die, is_cu_die and
1735 is_namespace_die. Fix minor style violation. Call want_pubnames.
1736 (add_pubname_string): Call want_pubnames.
1737 (add_pubtype): Rework logic for calculating type name. Call
1738 is_namespace_die. Call want_pubnames.
1739 (output_pubnames): Move conditional logic deciding when to produce the
1740 section from dwarf2out_finish. Use new skeleton_die field.
1741 (base_type_die): Call add_pubtype.
1742 (gen_enumeration_type_die): Unconditionally call add_pubtype.
1743 (gen_subprogram_die): Adjust calls to add_pubname.
1744 (gen_namespace_die): Call add_pubname_string.
1745 (dwarf2out_finish): Call add_AT_pubnames; Move logic on when to
1746 produce pubnames and pubtypes sections to output_pubnames.
1747 * common.opt (-gpubnames): New option.
1748 * doc/invoke.texi: Document it.
1750 2012-06-21 Steven Bosscher <steven@gcc.gnu.org>
1752 * config/m32c/m32c-pragma.c: Remove unnecessary includes.
1754 2012-06-21 Michael Matz <matz@suse.de>
1757 * builtins.c (get_memory_rtx): Always build an all-aliasing MEM_REF
1760 2012-06-21 Richard Guenther <rguenther@suse.de>
1762 * tree-inline.c (estimate_num_insns): Estimate call cost for
1765 2012-06-20 Rüdiger Sonderfeld <ruediger@c-plusplus.de>
1767 * tree.h (DECL_SOURCE_COLUMN): New accessor.
1769 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
1771 * config/i386/i386.md (SINCOS): New int iterator.
1772 (sincos): New int attribute.
1773 (*<sincos>xf2_i387): Macroize insn from *{sin,cos}xf2_i387 using
1774 SINCOS int iterator.
1775 (*<sincos>_extend<mode>xf2_i387): Macroize insn from
1776 *{sin,cos}_extend<mode>xf2_i387 using SINCOS int iterator.
1778 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
1780 * config/i386/i386.md (RDFSGSBASE): New int iterator.
1781 (WRFSGSBASE): Ditto.
1782 (fsgs): New int attribute.
1783 (rd<fsgs>base<mode>): Macroize insn from rd<fsgs>base<mode> using
1784 RDFSGSBASE int iterator.
1785 (wr<fsgs>base<mode>): Macroize insn from wr<fsgs>base<mode> using
1786 WRFSGSBASE int iterator.
1788 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
1790 * config/i386/i386.md (<rounding_insn><mode>2): Macroize expander
1791 from {floor,ceil,btrunc}<mode>2 using FIST_ROUNDING int iterator.
1792 (l<rounding_insn><MODEF:mode><SWI48:mode>2): Macroize expander
1793 from l{floor,ceil}<MODEF:mode><SWI48:mode>2 using FIST_ROUNDING
1796 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
1798 * system.h: Poison ASM_OUTPUT_IDENT and IDENT_ASM_OP.
1800 2012-06-20 Richard Guenther <rguenther@suse.de>
1802 PR tree-optimization/30318
1803 * tree-vrp.c (range_int_cst_p): Do not reject overflowed
1805 (range_int_cst_singleton_p): But explicitely here.
1806 (zero_nonzero_bits_from_vr): And here.
1807 (extract_range_from_binary_expr_1): Re-implement PLUS_EXPR
1808 to cover all cases we can perform arbitrary precision
1809 arithmetic with double-ints.
1810 (intersect_ranges): Handle adjacent anti-ranges.
1812 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
1814 * config/i386/i386.md (rounding_insn): New int attribute.
1815 (<rounding_insn>xf2): Macroize insn from
1816 {floor,ceil,btrunc}xf2 using FRNDINT_ROUNDING int iterator.
1817 (l<rounding_insn>xf<mode>2): Rename from l<rounding>xf<mode>2.
1819 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
1821 * config/i386/i386.md (IEEE_MAXMIN): New int iterator.
1822 (ieee_maxmin): New int attribute.
1823 (*ieee_s<ieee_maxmin><mode>3): Macroize insn from
1824 *ieee_s{max,min}<mode>3 using IEEE_MAXMIN int iterator.
1826 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
1828 * config/arm/arm.h (EMIT_EABI_ATTRIBUTE): Remove.
1829 * config/arm/arm.c: Do not include c-pragma.h.
1830 (arm_emit_eabi_attribute): New function based on EMIT_EABI_ATTRIBUTE.
1831 (arm_file_start): Replace uses of EMIT_EABI_ATTRIBUTE with calls
1832 to arm_emit_eabi_attribute.
1833 * arm-c.c: Do not include output.h.
1834 (arm_output_c_attributes): Replace use of EMIT_EABI_ATTRIBUTE with a
1835 call to arm_emit_eabi_attribute.
1836 * config/arm/arm-protos.h (arm_emit_eabi_attribute): Prototype it.
1838 2012-06-20 Richard Guenther <rguenther@suse.de>
1840 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p):
1841 Allow adjusting alignment of user-aligned decls again.
1843 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
1845 * config/rl78/rl78-c.c: Remove unnecessary includes.
1847 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
1849 * config/cris/cris.c: Include cgraph.h.
1850 (cris_option_override): Do not set non-existing flag_no_gcc_ident.
1852 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1854 * emit-rtl.c (need_atomic_barrier_p): New function.
1855 * emit-rtl.h (need_atomic_barrier_p): Declare it.
1856 * config/alpha/alpha.c (alpha_{pre,post}_atomic_barrier): Use it.
1857 * config/arm/arm.c (arm_{pre,post}_atomic_barrier): Use it.
1858 * config/tilegx/tilegx.c (tile_{pre,post}_atomic_barrier): Use it.
1859 * config/mips/mips.c (mips_{pre,post}_atomic_barrier_p): Remove.
1860 (mips_process_sync_loop): Use generic version instead.
1862 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1864 * config/mips/mips.c (mips_process_sync_loop): Emit cmp result only if
1867 2012-06-19 Tom de Vries <vries@codesourcery.com>
1868 Maxim Kuvyrkov <maxim@codesourcery.com>
1870 * config/mips/constraints.md (ZR): New constraint.
1871 * config/mips/predicates.md (mem_noofs_operand): New predicate.
1872 * config/mips/mips.c (mips_print_operand): Handle new print modifier.
1873 * config/mips/mips.h (TARGET_XLP): Define.
1874 (TARGET_SYNC_AFTER_SC): Update.
1875 (ISA_HAS_SWAP, ISA_HAS_LDADD): Define.
1876 * config/mips/sync.md (atomic_exchange, atomic_fetch_add): Use
1877 XLP-specific swap and ldadd patterns.
1878 (atomic_exchange_swap, atomic_fetch_add_ldadd): New patterns.
1880 2012-06-19 Tom de Vries <vries@codesourcery.com>
1881 Maxim Kuvyrkov <maxim@codesourcery.com>
1883 * config/mips/mips.c (mips_emit_pre_atomic_barrier_p,)
1884 (mips_emit_post_atomic_barrier_p): New static functions.
1885 (mips_process_sync_loop): Use them. Emit sync memory barriers in
1886 accordance with memory model semantics. Add return of CMP result for
1888 * config/mips/mips.md: Update comment.
1889 (sync_cmp): New attribute.
1890 (sync_memmodel): New attribute replacing sync_release_barrier.
1891 * config/mips/sync.md (UNSPEC_ATOMIC_COMPARE_AND_SWAP,)
1892 (UNSPEC_ATOMIC_EXCHANGE, UNSPEC_ATOMIC_FETCH_OP): New constants.
1893 (sync_lock_test_and_set, test_and_set_12): Update.
1894 (atomic_compare_and_swap, atomic_exchange, atomic_exchange_llsc,)
1895 (atomic_fetch_add, atomic_fetch_add_llsc): New patterns.
1897 2012-06-19 Joseph Myers <joseph@codesourcery.com>
1899 * config/rs6000/spe.md (*mov_si<mode>_e500_subreg0): Rename to
1900 mov_si<mode>_e500_subreg0.
1901 (*mov_si<mode>_e500_subreg0_elf_low)
1902 (*mov_si<mode>_e500_subreg4_elf_low): New patterns.
1904 2012-06-19 Richard Henderson <rth@redhat.com>
1906 * config/alpha/alpha.c: Include params.h.
1907 (alpha_option_override): Initialize PARAM_L1_CACHE_LINE_SIZE,
1908 PARAM_L1_CACHE_SIZE, PARAM_L2_CACHE_SIZE for the cpu tuning.
1910 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
1912 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
1913 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
1914 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
1916 * doc/tm.texi: Regenerate.
1917 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
1919 * config/darwin-c.c: Include target.h.
1920 (darwin_objc_declare_unresolved_class_reference): New function.
1921 (darwin_objc_declare_class_definition): New function.
1922 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
1923 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
1925 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
1927 * target.def (output_ident): New hook.
1928 * targhooks.h (default_asm_output_ident_directive): Add prototype.
1929 * varasm.c (assemble_asm): Only prefix a tab if the string does not
1930 already start with one.
1931 (default_asm_output_ident_directive): New function to emit
1932 .ident as a top-level asm node while parsing, or directly to
1933 asm_out_file after parsing.
1934 * toplev.c (compile_file): Print a GCC .ident with
1935 targetm.asm_out.output_ident.
1936 * doc/tm.texi.in (ASM_OUTPUT_IDENT): Remove documentation for macro.
1937 (TARGET_ASM_OUTPUT_IDENT): Add @hook for this.
1938 * doc/tm.texi: Update.
1940 * config/elfos.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
1941 (TARGET_ASM_OUTPUT_IDENT): Define.
1942 * config/i386/djgpp.h (IDENT_ASM_OP): Remove.
1943 * config/i386/gas.h (ASM_OUTPUT_IDENT): Remove.
1944 * config/arm/aout.h (ASM_OUTPUT_IDENT): Remove.
1945 * config/sparc/sparc.h (IDENT_ASM_OP): Remove.
1946 (TARGET_ASM_OUTPUT_IDENT): Define.
1947 * config/picochip/picochip.h (IDENT_ASM_OP): Remove.
1948 (TARGET_ASM_OUTPUT_IDENT): Define.
1950 * config/cris/cris-protos.h (cris_asm_output_ident): Add prototype.
1951 * config/cris/cris.c (cris_asm_output_ident): New function.
1952 * config/cris/cris.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
1954 * config/microblaze/microblaze-protos.h (microblaze_asm_output_ident):
1956 * config/microblaze/microblaze.c: Include cgraph.h for add_asm_node.
1957 (microblaze_asm_output_ident): Rewrite to work similar to
1958 default_asm_output_ident_directive for front-end .idents.
1959 * config/microblaze/microblaze.h (ASM_OUTPUT_IDENT): Remove.
1960 (TARGET_ASM_OUTPUT_IDENT): Define.
1962 * config/mips/mips.h (ASM_OUTPUT_IDENT): Remove.
1963 * config/mips/sde.h (IDENT_ASM_OP, ASM_OUTPUT_IDENT): Remove.
1965 * config/rx/rx.c: Include cgraph.h for add_asm_node.
1966 (rx_asm_output_ident): New function, similar to
1967 default_asm_output_ident_directive, but handle AS100 syntax also, so
1968 that #ident also works for rx in AS100 syntax.
1969 (TARGET_ASM_OUTPUT_IDENT): Define.
1970 * config/rx/rx.h (IDENT_ASM_OP): Remove.
1972 * Makefile.in: Fix dependencies for c-family/c-lex.o.
1974 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
1976 * config/i386/i386.md (FIST_ROUNDING): New int iterator.
1977 (rounding): Handle UNSPEC_FIST_{FLOOR,CEIL}.
1979 (*fist<mode>2_<rounding>_1): Macroize insn from
1980 *fist<mode>2_{floor,ceil}_1 using FIST_ROUNDING int iterator.
1981 (fistdi2_<rounding>): Macroize insn from
1982 fistdi2_{floor,ceil} using FIST_ROUNDING int iterator.
1983 (fistdi2_<rounding>_with_temp and splitters): Macroize insn and
1984 corresponding splitters from fistdi2_{floor,ceil} and corresponding
1985 splitters using FIST_ROUNDING int iterator.
1986 (fist<mode>2_<rounding>): Macroize insn from
1987 fist<mode>2_{floor,ceil} using FIST_ROUNDING int iterator.
1988 (fist<mode>2_<rounding>_with_temp and splitters): Macroize insn and
1989 corresponding splitters from fist<mode>2_{floor,ceil} and corresponding
1990 splitters using FIST_ROUNDING int iterator.
1991 (l<rounding>xf<mode>2): Macroize expander from l{floor,ceil}xf<mode>2
1992 using FIST_ROUNDING int iterator.
1994 2012-06-19 Richard Henderson <rth@redhat.com>
1996 * config/i386/i386-protos.h (ix86_expand_sse2_mulv4si3): Declare.
1997 * config/i386/i386.c (ix86_expand_sse2_mulv4si3): New.
1998 * config/i386/predicates.md (nonimmediate_or_const_vector_operand): New.
1999 * config/i386/sse.md (sse2_mulv4si3): Delete.
2000 (mul<VI4_AVX2>3): Use ix86_expand_sse2_mulv4si3 and
2001 nonimmediate_or_const_vector_operand.
2003 2012-06-19 Richard Henderson <rth@redhat.com>
2005 * expmed.c (struct init_expmed_rtl): Split ...
2006 (init_expmed_one_mode): ... out of ...
2007 (init_expmed): ... here. Initialize integer vector modes also.
2008 (synth_mult): Handle integer vector modes.
2009 (choose_mult_variant): Likewise.
2010 (expand_mult_const): Likewise.
2011 (expand_mult): Likewise.
2012 * machmode.h (GET_MODE_UNIT_BITSIZE): New.
2014 2012-06-19 Richard Henderson <rth@redhat.com>
2016 * config/i386/i386.c (ix86_rtx_costs): Handle CONST_VECTOR, and
2017 integral vector modes.
2019 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
2021 * config/i386/i386.md (FRNDINT_ROUNDING): New int iterator.
2022 (rounding): New int attribute.
2024 (frndintxf2_<rounding>): Macroize insn from
2025 frndintxf2_{floor,ceil,trunc} using FRNDINT_ROUNDING int iterator.
2026 (frndintxf2_<rounding>_i387): Macroize insn from
2027 frndintxf2_{floor,ceil,trunc}_i387 using FRNDINT_ROUNDING int iterator.
2029 2012-06-19 Richard Guenther <rguenther@suse.de>
2031 * tree-vrp.c (union_ranges): New function.
2032 (vrp_meet_1): Use union_ranges.
2033 (vrp_meet): Dump what we union and call vrp_meet_1.
2035 2012-06-19 Richard Earnshaw <rearnsha@arm.com>
2037 * arm.md (enum unspec): Delete UNSPEC_SIN and UNSPEC_COS.
2038 (attr type): Remove fmul, ffmul, farith, ffarith, float_em
2039 f_fpa_load, f_fpa_store, f_mem_r, r_mem_f.
2040 (attr write_conflict, attr core_cycles): Update.
2041 * arm-generic.md (r_mem_f_wbuf): Delete reservation.
2043 2012-06-19 Richard Guenther <rguenther@suse.de>
2045 * tree-vrp.c (intersect_ranges): Handle more cases.
2046 (vrp_intersect_ranges): Dump what we intersect and call ...
2047 (vrp_intersect_ranges_1): ... this.
2049 2012-06-19 Richard Guenther <rguenther@suse.de>
2051 PR tree-optimization/53708
2052 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
2053 user-supplied alignment and alignment of decls with the used
2056 2012-06-18 Lawrence Crowl <crowl@google.com>
2058 * timevar.def (TV_PHASE_GENERATE): Rename to TV_PHASE_LATE_ASM.
2059 (TV_PHASE_CGRAPH): Rename to TV_PHASE_OPT_GEN.
2060 (TV_PHASE_STREAM_IN): New.
2061 (TV_PHASE_STREAM_OUT): New.
2062 * timevar.c (validate_phases): New.
2063 (timevar_print): Call validate_phases.
2064 * c-decl.c (c_write_global_declarations): Rename use of TV_PHASE_CGRAPH
2065 to TV_PHASE_OPT_GEN.
2066 * langhooks.c (write_global_declarations): Rename use of
2067 TV_PHASE_CGRAPH to TV_PHASE_OPT_GEN. Use TV_PHASE_DBGINFO instead of
2068 TV_PHASE_CHECK_DBGINFO.
2069 * toplev.c (compile_file): Rename use of TV_PHASE_GENERATE to
2070 TV_PHASE_LATE_ASM. Move start of TV_PHASE_LATE_ASM to after call to
2071 lang_hooks.decls.final_write_globals.
2073 2012-06-18 David Edelshn <dje.gcc@gmail.com>
2075 * config/rs6000/aix52.h (TARGET_EXTRA_BUILTINS): Define as 0.
2077 2012-06-18 Uros Bizjak <ubizjak@gmail.com>
2080 * config/i386/sse.md (*sse4_2_pcmpestr_unaligned): New.
2081 (*sse4_2_pcmpistr_unaligned): New.
2083 2012-06-18 Ian Bolton <ian.bolton@arm.com>
2084 Sameera Deshpande <sameera.deshpande@arm.com>
2085 Greta Yorsh <greta.yorsh@arm.com>
2087 * config/arm/arm-protos.h (arm_output_epilogue): Remove.
2088 * config/arm/arm.c (print_multi_reg): Remove.
2089 (vfp_output_fldmd): Likewise.
2090 (arm_output_epilogue): Likewise.
2091 * config/arm/arm.md (epilogue_insns): Update condition and code.
2093 2012-06-18 Ian Bolton <ian.bolton@arm.com>
2094 Sameera Deshpande <sameera.deshpande@arm.com>
2095 Greta Yorsh <greta.yorsh@arm.com>
2097 * config/arm/arm-protos.h (thumb2_expand_return): New declaration.
2098 * config/arm/arm.c (thumb2_expand_return): New function.
2099 * config/arm/arm.md (return): Update condition and code.
2101 2012-06-18 Ian Bolton <ian.bolton@arm.com>
2102 Sameera Deshpande <sameera.deshpande@arm.com>
2103 Greta Yorsh <greta.yorsh@arm.com>
2105 * config/arm/arm-protos.h (output_return_instruction): New parameter
2106 and int to bool change of parameter types.
2107 * config/arm/arm.c (output_return_instruction): Likewise.
2108 * config/arm/arm.md (arm_simple_return): New pattern.
2109 (arm_return, cond_return, cond_return_inverted): Add new arguments.
2110 * config/arm/thumb2.md (thumb2_return): Update condition and code.
2112 2012-06-18 Ian Bolton <ian.bolton@arm.com>
2113 Sameera Deshpande <sameera.deshpande@arm.com>
2114 Greta Yorsh <greta.yorsh@arm.com>
2116 * config/arm/arm-protos.h (arm_expand_epilogue): New declaration.
2117 * config/arm/arm.c (arm_expand_epilogue): New function.
2118 * config/arm/arm.md (epilogue): Update condition and code.
2119 (sibcall_epilogue): Likewise.
2121 2012-06-18 Ian Bolton <ian.bolton@arm.com>
2122 Sameera Deshpande <sameera.deshpande@arm.com>
2123 Greta Yorsh <greta.yorsh@arm.com>
2125 * config/arm/arm.c (arm_expand_epilogue_apcs_frame): New function.
2126 * config/arm/arm.md (arm_addsi3) Add an alternative.
2128 2012-06-18 Ian Bolton <ian.bolton@arm.com>
2129 Sameera Deshpande <sameera.deshpande@arm.com>
2130 Greta Yorsh <greta.yorsh@arm.com>
2132 * config/arm/arm.md (vfp_pop_multiple_with_writeback) New define_insn.
2133 * config/arm/predicates.md (pop_multiple_fp) New special predicate.
2134 * config/arm/arm.c (arm_emit_vfp_multi_reg_pop): New function.
2136 2012-06-18 Ian Bolton <ian.bolton@arm.com>
2137 Sameera Deshpande <sameera.deshpande@arm.com>
2138 Greta Yorsh <greta.yorsh@arm.com>
2140 * config/arm/arm.md (load_multiple_with_writeback) New define_insn.
2141 (load_multiple, pop_multiple_with_writeback_and_return) Likewise.
2142 (pop_multiple_with_return, ldr_with_return) Likewise.
2143 * config/arm/predicates.md (pop_multiple_return) New special predicate.
2144 * config/arm/arm-protos.h (arm_output_multireg_pop) New declaration.
2145 * config/arm/arm.c (arm_output_multireg_pop) New function.
2146 (arm_emit_multi_reg_pop): New function.
2148 2012-06-18 Greta Yorsh <Greta.Yorsh@arm.com>
2150 * config/arm/arm.c (ldm_stm_operation_p): Require SP
2151 as base register for loads if SP is in the register list.
2153 2012-06-18 Richard Guenther <rguenther@suse.de>
2155 PR tree-optimization/53693
2156 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
2157 Reject operands with more than one use.
2159 2012-06-18 Bill Schmidt <wschmidt@linux.ibm.com>
2161 PR tree-optimization/53703
2162 * tree-ssa-phiopt.c (hoist_adjacent_loads): Skip virtual phis;
2163 correctly set bb_for_def[12].
2165 2012-06-18 Steven Bosscher <steven@gcc.gnu.org>
2167 * config/vax/vax.h (VMS_TARGET): Remove.
2169 2012-06-18 Richard Guenther <rguenther@suse.de>
2171 * tree-vrp.c (extract_range_from_assert): Split out range
2173 (intersect_ranges): New function.
2174 (vrp_intersect_ranges): Likewise.
2176 2012-06-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2178 * config/s390/s390.c (s390_gimplify_va_arg): Revert change from
2181 2012-06-18 Tejas Belagod <tejas.belagod@arm.com>
2183 * doc/md.texi: Document int iterators.
2184 * read-rtl.c (ints): New iterator group.
2185 (find_int): Int iterator group callback.
2186 (apply_int_iterator): Likewise.
2187 (apply_iterators): Traverse int iterator table and add all the used
2189 (initialize_iterators): Initialize data structures and callbacks for
2191 (read_rtx): Parse and read mappings for int iterators.
2192 (read_rtx_code): Record int iterator usage.
2194 2012-06-18 Richard Sandiford <rdsandiford@googlemail.com>
2197 * expr.c (expand_expr_addr_expr_1): Convert to tmode before
2198 performing an addition.
2200 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
2202 * output.h (split_double): Move prototype to rtl.h.
2203 (constructor_static_from_elts_p): Move prototype to tree.c.
2204 * rtl.h (split_double): Moved here from output.h.
2205 * tree.h (constructor_static_from_elts_p): Moved here from output.h.
2206 * final.c (split_double): Move from here ...
2207 * rtlanal.c (split_double): ... to here.
2208 * expr.c: Do not include output.h.
2210 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
2212 * cfglayout.h: Remove.
2213 * cfglayout.c: Remove.
2214 * function.h (struct function): Remove x_last_location field.
2215 * function.c: Do not include cfglayout.h.
2216 (expand_function_start): Do not call no-op force_next_line_note.
2217 (expand_function_end): Likewise.
2218 * cfgrtl.c: Do not include cfglayout.h. Include gt-cfgrtl.h.
2219 (unlink_insn_chain): Moved here from cfglayout.c.
2220 (skip_insns_after_block, label_for_bb, record_effective_endpoints,
2221 into_cfg_layout_mode, outof_cfg_layout_mode,
2222 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode,
2223 relink_block_chain, fixup_reorder_chain, verify_insn_chain,
2224 fixup_fallthru_exit_predecessor, force_one_exit_fallthru,
2225 cfg_layout_can_duplicate_bb_p, duplicate_insn_chain,
2226 cfg_layout_duplicate_bb, cfg_layout_initialize, break_superblocks,
2227 cfg_layout_finalize): Likewise.
2228 (rtl_can_remove_branch_p): Likewise.
2229 * rtl.h (insn_scope): Move prototype from cfglayout.h here.
2230 (duplicate_insn_chain): Likewise.
2231 (force_next_line_note): Remove prototype.
2232 * emit-rtl.c: Do not include tree-flow.h, egad. Include vecprim.h.
2233 (last_location): Remove #define to emit.x_last_location.
2234 (force_next_line_note): Remove no-op function.
2235 (init_emit): Don't set x_last_location.
2236 (block_locators_locs, block_locators_blocks, locations_locators_locs,
2237 locations_locators_vals, prologue_locator, epilogue_locator,
2238 curr_location, last_location, curr_block, last_block, curr_rtl_loc):
2239 Move POD to here from cfglayout.c.
2240 (insn_locators_alloc, insn_locators_finalize, insn_locators_free,
2241 set_curr_insn_source_location, get_curr_insn_source_location,
2242 set_curr_insn_block, get_curr_insn_block, curr_insn_locator,
2243 locator_scope, insn_scope, locator_location, locator_line, insn_line,
2244 locator_file, insn_file, locator_eq): Move to here from cfglayout.c.
2245 * cfghooks.h: Remove double-include protection.
2246 (can_copy_bbs_p, copy_bbs): Move prototypes from cfglayout.h to here.
2247 * cfghooks.c (can_copy_bbs_p, copy_bbs): Move to here from cfglayout.c.
2248 * final.c: Do not include cfglayout.h.
2249 (choose_inner_scope, change_scope): Move to here from cfglayout.c.
2250 (reemit_insn_block_notes): Likewise. Make static.
2251 * tree-flow.h (tree_could_trap_p, operation_could_trap_helper_p,
2252 operation_could_trap_p, tree_could_throw_p): Move from here...
2253 * tree.h: ... to here.
2254 * gengtype.c (open_base_files): Remove cfglayout.h from the list.
2255 * profile.c: Do not include cfghooks.h.
2256 * cfgloopmanip.c: Do not include cfglayout.h and cfghooks.h.
2257 * modulo-sched.c: Likewise.
2258 * loop-unswitch.c: Do not include cfglayout.h.
2259 * sched-ebb.c: Likewise.
2260 * tracer.c: Likewise.
2262 * tree-vect-loop-manip.c: Likewise.
2263 * loop-init.c: Likewise.
2264 * dwarf2out.c: Likewise.
2265 * hw-doloop.c: Likewise.
2266 * loop-unroll.c: Likewise.
2267 * cfgcleanup.c: Likewise.
2268 * bb-reorder.c: Likewise.
2269 * sched-rgn.c: Likewise.
2270 * tree-cfg.c: Likewise.
2271 * config/alpha/alpha.c: Likewise.
2272 * config/spu/spu.c: Likewise.
2273 * config/sparc/sparc.c: Likewise.
2274 * config/sh/sh.c: Likewise.
2275 * config/c6x/c6x.c: Likewise.
2276 * config/ia64/ia64.c: Likewise.
2277 * config/rs6000/rs6000.c: Likewise.
2278 * config/score/score.c: Likewise.
2279 * config/mips/mips.c: Likewise.
2280 * config/bfin/bfin.c: Likewise.
2281 * Makefile.in (CFGAYOUT_H): Remove, and fixup users.
2282 * config/rs6000/t-rs6000 (rs6000.o): Do not depend on cfglayout.h.
2283 * config/spu/t-spu-elf (spu.o: $): Likewise.
2284 * config/sparc/t-sparc (sparc.o): Do not depend on CFGLAYOUT_H.
2286 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
2288 * cfgloop.h: Do not include rtl.h.
2289 (enum iv_extend_code): New.
2290 (struct rtx_iv): Use iv_extend_code instead of rtx_code.
2291 * Makefile.in (CFGLOOP_H): Do not depend on RTL_H.
2292 * loop-iv.c (iv_extend_to_rtx_code): New function to translate
2293 an IV_EXTEND_CODE to an RTX_CODE.
2294 (dump_iv_info): Update for rtx_iv field type change.
2295 (iv_constant): Likewise.
2296 (iv_subreg): Likewise.
2297 (iv_extend): Likewise.
2300 (iv_mult): Likewise.
2301 (iv_shift): Likewise.
2302 (get_biv_step_1): Likewise.
2303 (get_biv_step): Likewise.
2304 (iv_analyze_biv): Likewise.
2305 (get_iv_value): Likewise.
2306 (shorten_into_mode): Likewise.
2307 (canonicalize_iv_subregs): Likewise.
2308 * sese.c (sese_build_liveouts): Use MAY_HAVE_DEBUG_STMTS instead
2309 of MAY_HAVE_DEBUG_INSNS.
2310 * tree-ssa-loop-ivopts.c: Include recog.h after expr.h.
2311 * tree-ssa-loop-prefetch.c: Likewise.
2313 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
2315 * expmed.c (ceil_log2): Move from here...
2316 * hwint.c: ... to here for older GCCs...
2317 * hwint.h: ... and here for newer GCCs.
2318 * rtl.h (ceil_log2): Remove prototype.
2320 * tree-phinodes.c: Do not include rtl.h.
2321 * Makefile.in (tree-phinodes.o): Do not depend on RTL_H.
2323 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
2325 * config/cris/cris.h (TARGET_ELF): Remove.
2326 (FORCE_EH_FRAME_INFO_IN_DATA_SECTION): Remove.
2327 (CRIS_ASM_OUTPUT_ALIGNED_DECL_COMMON): Simpify using TARGET_ELF==1.
2328 (LOCAL_LABEL_PREFIX): Likewise.
2329 * config/cris/cris.c (cris_target_asm_named_section): Remove.
2330 (cris_option_override): Simpify using TARGET_ELF==1.
2331 (cris_file_start): Likewise.
2332 * config/cris/cris-protos.h (cris_target_asm_named_section): Remove.
2334 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2336 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
2338 2012-06-16 Eric Botcazou <ebotcazou@adacore.com>
2341 * tree-inline.c (initialize_cfun): Copy can_delete_dead_exceptions.
2343 2012-06-15 Easwaran Raman <eraman@google.com>
2345 * passes.c (init_optimization_passes): Remove pass_call_cdce
2346 from its current position and insert after pass_dce.
2348 2012-06-15 Walter Lee <walt@tilera.com>
2350 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
2352 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
2354 * arm.c (note_invalid_constants): Don't return a result.
2355 (arm_memory_load_p): Delete function.
2356 (arm_const_double_rtx): Delete iterator variable i;
2357 (fp_immediate_constant): Likewise.
2358 (fp_const_from_val): Likewise.
2360 * arm.c (arm_init_iwmmxt_builtins): Delete void_ftype_void.
2362 2012-06-15 Marc Glisse <marc.glisse@inria.fr>
2365 * c-typeck.c (c_build_vec_perm_expr): Move to c-family/c-common.c.
2366 * c-tree.h (c_build_vec_perm_expr): Move to c-family/c-common.h.
2368 2012-06-15 Georg-Johann Lay <avr@gjlay.de>
2370 * config/avr/avr.c (avr_default_expand_builtin): New function.
2371 (avr_expand_builtin): Use it.
2372 (avr_expand_unop_builtin): Remove.
2373 (avr_expand_binop_builtin): Remove.
2374 (avr_expand_triop_builtin): Remove.
2376 2012-06-15 Michael Matz <matz@suse.de>
2379 * cfgexpand.c (add_alias_set_conflicts): Remove.
2380 (expand_used_vars): Don't call it.
2381 (aggregate_contains_union_type): Remove.
2382 * function.c (n_temp_slots_in_use): New static data.
2383 (make_slot_available, assign_stack_temp_for_type): Update it.
2384 (init_temp_slots): Zero it.
2385 (remove_unused_temp_slot_addresses): Use it for quicker removal.
2386 (remove_unused_temp_slot_addresses_1): Use htab_clear_slot.
2388 2012-06-15 Michael Matz <matz@suse.de>
2390 * gimplify.c (gimplify_compound_literal_expr): Take gimple_test_f
2391 argument, don't emit assign statement if value is directly usable.
2392 (gimplify_expr): Adjust.
2394 2012-06-15 Michael Matz <matz@suse.de>
2396 * gimplify.c (gimplify_modify_expr): Fold generated statements.
2397 * gimple-fold.c (can_refer_decl_in_current_unit_p): Check flag_ltrans.
2399 2012-06-15 Richard Guenther <rguenther@suse.de>
2401 * tree-vrp.c (set_and_canonicalize_value_range): Use canonical
2402 predicates to set VR_UNDEFINED and VR_VARYING. Drop a case
2403 we assert for in set_value_range to VR_VARYING.
2405 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
2407 * arm.md (addsf3, adddf3): Use s_register_operand.
2408 (subsf3, subdf3): Likewise.
2409 (mulsf3, muldf3): Likewise.
2410 (difsf3, divdf3): Likewise.
2411 (movsfcc, movdfcc): Likewise.
2412 * predicates.md (f_register_operand): Delete.
2413 (arm_float_rhs_operand): Delete.
2414 (arm_float_add_operand): Delete.
2415 (arm_float_compare_operand): Use s_register_operand when
2417 (cirrus_register_operand): Delete.
2418 (cirrus_fp_register): Delete.
2419 (cirrus_shift_const): Delete.
2420 (cmpdi_operand): Remove Maverick support.
2421 * constraints.md (f, v, H): Delete constraints.
2422 (G): Update documentation.
2423 * arm.c (fp_consts_inited): Convert to bool.
2424 (strings_fp): Delete.
2425 (values_fp): Delete.
2426 (value_fp0): New variable.
2427 (init_fp_table): Simplify logic.
2428 (arm_const_double_rtx): Likewise.
2429 (fp_immediate_constant): Likewise.
2430 (fp_const_from_val): Likewise.
2431 (neg_const_double_rtx_ok_for_fpa): Delete.
2432 * doc/md.texi (ARM constraints): Update documentation.
2434 2012-06-15 Ulrich Weigand <ulrich.weigand@linaro.org>
2436 PR tree-optimization/53636
2437 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Verify
2438 stride when doing basic-block vectorization.
2440 2012-06-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2442 * tree-vect-generic.c (lower_vec_perm): Propagate vector constants
2445 2012-06-15 Jakub Jelinek <jakub@redhat.com>
2447 * tree-vect-patterns.c (vect_pattern_recog): Don't unnecessarily
2448 allocate and free bbs array for the SLP case.
2450 PR tree-optimization/51581
2451 * expr.h (choose_multiplier): New prototype.
2452 * expmed.c (choose_multiplier): No longer static.
2453 Change multiplier_ptr from rtx * to UHWI *.
2454 (expand_divmod): Adjust callers.
2455 * tree-vect-patterns.c (vect_recog_sdivmod_pow2_pattern): Renamed to...
2456 (vect_recog_divmod_pattern): ... this. Pass bb_vinfo as last
2457 argument to new_stmt_vec_info. Attempt to optimize also divisions
2458 by non-pow2 constants if integer vector division isn't supported.
2459 * tree-vect-stmts.c (vect_analyze_stmt): If node != NULL,
2460 don't look at pattern stmts and sequences.
2462 2012-06-15 Eric Botcazou <ebotcazou@adacore.com>
2465 * common.opt (-fdelete-dead-exceptions): New switch.
2466 * doc/invoke.texi (Code Gen Options): Document it.
2467 * cse.c (count_reg_usage) <CALL_INSN>: Use !insn_nothrow_p in lieu of
2468 insn_could_throw_p predicate. Do not skip an insn that could throw
2469 if dead exceptions can be deleted.
2470 (insn_live_p): Likewise, do not return true in that case.
2471 * dce.c (can_alter_cfg): New flag.
2472 (deletable_insn_p): Do not return false for an insn that can throw if
2473 the CFG can be altered and dead exceptions can be deleted.
2474 (init_dce): Set can_alter_cfg to false for fast DCE, true otherwise.
2475 * dse.c (scan_insn): Use !insn_nothrow_p in lieu of insn_could_throw_
2476 predicate. Do not preserve an insn that could throw if dead exceptions
2478 * function.h (struct function): Add can_delete_dead_exceptions flag.
2479 * function.c (allocate_struct_function): Set it.
2480 * lto-streamer-in.c (input_struct_function_base): Stream it.
2481 * lto-streamer-out.c (input_struct_function_base): Likewise.
2482 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Do not mark a
2483 statement that could throw as necessary if dead exceptions can be
2486 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2488 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
2490 2012-06-14 Oleg Endo <olegendo@gcc.gnu.org>
2493 * config/sh/sh.md: Add peephole for swapbsi2.
2494 (*swapbisi2_and_shl8, *swapbhisi2): New insns and splits.
2496 2012-06-14 Uros Bizjak <ubizjak@gmail.com>
2498 * config/i386/i386.md (*zero_extendsidi2): Remove x,x alternative.
2499 (*zero_extendsidi2_rex64): Ditto. Remove isa attribute.
2501 2012-06-14 Jakub Jelinek <jakub@redhat.com>
2504 * config/i386/i386.md (*anddi_1 into *andsi_1_zext splitter): New.
2506 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
2508 * arm.c (arm_cirrus_insn_p): Delete.
2509 (cirrus_reorg): Delete.
2510 (arm_reorg): Don't call cirrus_reorg.
2511 (arm_final_prescan_insn_p): Don't check for cirrus insns.
2512 * arm.md (define_attr "type"): Remove mav_farith and mav_dmult.
2513 (adddi3, subdi3): Remove Maverick support.
2514 (arm_adddi3): Likewise.
2515 (adddi_sesidi_di, adddi_zesidi_di): Likewise.
2516 (addsf3, adddf3): Likewise.
2517 (subsf3, subdf3): Likewise.
2518 (mulsf3, muldf3): Likewise.
2519 (ashldi3, ashrdi3, lshrdi3): Likewise.
2520 (floatsisf2, floatsidf2): Likewise.
2521 (fix_truncsfsi2, fix_truncdfsi2): Likewise.
2522 (arm_movdi, thumb1_movdi_insn): Likewise.
2523 (arm_cmpdi_insn): Likewise.
2524 (cirrus_cmpsf, cirrus_cmpdf, cirrus_cmpdi): Likewise.
2525 (cirrus.md): Don't include.
2526 * cirrus.md: Delete file.
2527 * t-arm (MD_INCLUDES): Remove cirrus.md.
2529 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
2531 * dwarf2out.c (function_possibly_abstracted_p): New static function.
2532 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
2533 cgraph_function_possibly_inlined_p.
2534 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
2535 (process_scope_var): Do not emit concrete instances of abstracted
2536 nested functions from here.
2537 (gen_decl_die): Emit the abstract instance if the function is possibly
2538 abstracted and not only possibly inlined.
2539 (dwarf2out_finish): Find the first non-abstract parent instance and
2540 attach concrete instances on the limbo list to it.
2542 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
2544 * arm.md (divsf3, divdf3): Remove FPA support.
2545 (negsf2, negdf2): Likewise.
2546 (sqrtsf2, sqrtdf2): Likewise.
2547 (movdfcc): Likewise.
2548 (modsf3, moddf3, movxf): Delete.
2549 (push_fp_multi): Delete.
2550 (fpa.md): Don't include it.
2551 * fpa.md: Delete file.
2552 * t-arm (MD_INCLUDES): Remove fpa.md.
2554 2012-06-14 Bill Schmidt <wschmidt@linux.ibm.com>
2556 * tree-vectorizer.h (vect_get_stmt_cost): Move from tree-vect-stmts.c.
2557 (cost_for_stmt): Remove decl.
2558 (vect_get_single_scalar_iteration_cost): Correct typo in name.
2559 * tree-vect-loop.c (vect_get_cost): Remove.
2560 (vect_get_single_scalar_iteration_cost): Correct typo in name; use
2561 vect_get_stmt_cost rather than vect_get_cost.
2562 (vect_get_known_peeling_cost): Use vect_get_stmt_cost rather than
2564 (vect_estimate_min_profitable_iters): Correct typo in call to
2565 vect_get_single_scalar_iteration_cost; use vect_get_stmt_cost rather
2567 (vect_model_reduction_cost): Use vect_get_stmt_cost rather than
2569 (vect_model_induction_cost): Likewise.
2570 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Correct
2571 typo in call to vect_get_single_scalar_iteration_cost.
2572 * tree-vect-stmts.c (vect_get_stmt_cost): Move to tree-vectorizer.h.
2573 (cost_for_stmt): Remove unnecessary function.
2574 * Makefile.in (TREE_VECTORIZER_H): Update dependencies.
2576 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
2578 * arm.opt (mfp=2, mfp=3, mfpe, mfpe=2, mfpe=3): Delete options.
2579 * arm-fpus.def (fpa, fpe2, fpe3, maverick): Delete FPU types.
2580 * arm-tables.opt: Regenerated.
2581 * doc/invoke.texi: Remove references to deleted options.
2583 2012-06-14 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
2585 * config/h8300/genmova.sh: Modified to add offset bits of
2586 mova/Sz assembly instruction for memory access.
2587 * config/h8300/h8300.c: Likewise.
2588 * config/h8300/mova.md: Likewise.
2590 2012-06-12 Christian Bruel <christian.bruel@st.com>
2593 * config/sh/sh.c (sh_option_override): Don't force
2594 flag_omit_frame_pointer and maccumulate_outgoing_args.
2595 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
2597 2012-06-14 Richard Guenther <rguenther@suse.de>
2599 * tree-vrp.c (VR_INITIALIZER): New define.
2600 (ranges_from_anti_range): New function.
2601 (extract_range_from_binary_expr_1): Decompose operations on
2602 VR_ANTI_RANGEs to operations on VR_RANGE.
2603 (extract_range_from_unary_expr_1): Likewise.
2604 (extract_range_from_binary_expr_1, extract_range_from_binary_expr,
2605 extract_range_from_unary_expr_1, extract_range_from_unary_expr,
2606 extract_range_from_cond_expr, adjust_range_with_scev,
2607 vrp_visit_assignment_or_call, vrp_visit_phi_node,
2608 simplify_bit_ops_using_ranges): Use VR_INITIALIZER.
2610 2012-06-13 Richard Henderson <rth@redhat.com>
2612 * hwint.h (HOST_WIDEST_INT_C): New.
2613 (HOST_WIDE_INT_C): New.
2614 (HOST_WIDE_INT_1): Use it.
2615 * config/alpha/alpha.c (alpha_trampoline_init): Use it.
2617 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
2620 * var-tracking.c: Include alias.h.
2621 (overlapping_mems): New struct.
2622 (drop_overlapping_mem_locs): New.
2623 (clobber_overlapping_mems): New.
2624 (var_mem_delete_and_set, var_mem_delete): Call it.
2625 (val_bind): Likewise, but only if modified.
2626 (compute_bb_dataflow, emit_notes_in_bb): Call it on MEMs.
2627 * Makefile.in (var-tracking.o): Depend in $(ALIAS_H).
2629 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
2632 * var-tracking.c (loc_exp_dep_pool): New.
2633 (vt_emit_notes): Create and release the pool.
2634 (compute_bb_dataflow): Use value-based locations in MO_VAL_SET.
2635 (emit_notes_in_bb): Likewise.
2636 (loc_exp_dep_insert): Deal with NOT_ONEPART vars.
2637 (notify_dependents_of_changed_value): Likewise.
2638 (notify_dependents_of_resolved_value): Check that NOT_ONEPART
2639 variables don't have a VAR_LOC_DEP_LST.
2640 (emit_note_insn_var_location): Expand NOT_ONEPART locs that are
2641 VALUEs or MEMs of VALUEs.
2643 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
2647 * dce.c (word_dce_process_block): Insert debug temps only if the
2649 (dce_process_block): Likewise, and if debug.used is not empty,
2650 and only after iterating over all DEFs that might mark the insn.
2652 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
2654 * common.opt (ftree-coalesce-inlined-vars): New.
2655 (ftree-coalesce-vars): New.
2656 * doc/invoke.texi: Document them.
2657 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
2660 2012-06-13 Richard Sandiford <rdsandiford@googlemail.com>
2662 * read-rtl.c (mapping): Remove index field. Add current_value field.
2663 Define heap vectors.
2664 (iterator_group): Fix long line. Remove num_builtins field and
2665 uses_iterator fields. Make apply_iterator take a void * parameter.
2666 (iterator_use, atttribute_use): New structures.
2667 (iterator_traverse_data, BELLWETHER_CODE, bellwether_codes): Delete.
2668 (current_iterators, iterator_uses, attribute_uses): New variables.
2669 (uses_mode_iterator_p, uses_code_iterator_p): Delete.
2670 (apply_mode_iterator, apply_code_iterator): Take a void * parameter.
2671 (map_attr_string, apply_iterator_to_string): Remove iterator
2672 and value parameters. Look through all current iterator values
2673 for a matching attribute.
2674 (mode_attr_index, apply_mode_maps): Delete.
2675 (apply_iterator_to_rtx): Replace with...
2676 (copy_rtx_for_iterators): ...this new function.
2677 (uses_iterator_p, apply_iterator_traverse): Delete.
2678 (apply_attribute_uses, add_current_iterators, apply_iterators): New
2680 (add_mapping): Remove index field. Set current_value field.
2681 (initialize_iterators): Don't set num_builtins and uses_iterator_p
2683 (find_iterator): Delete.
2684 (record_iterator_use, record_attribute_use): New functions.
2685 (record_potential_iterator_use): New function.
2686 (check_code_iterator): Remove handling of bellwether codes.
2687 (read_rtx): Remove mode maps. Truncate iterator and attribute uses.
2688 (read_rtx_code, read_nested_rtx, read_rtx_variadic): Remove mode_maps
2689 parameter. Use the first code iterator value instead of the
2690 bellwether_codes array. Use record_potential_iterator_use for modes.
2692 2012-06-13 Oleg Endo <olegendo@gcc.gnu.org>
2695 * config/sh/sh.md (bswapsi2): New expander.
2696 (swapbsi2): New insn.
2698 2012-06-13 H.J. Lu <hongjiu.lu@intel.com>
2701 * config/i386/i386.c (ix86_tune_cost): New variable.
2702 (ix86_option_override_internal): Set ix86_tune_cost. Use
2703 ix86_tune_cost for simultaneous_prefetches, prefetch_block,
2704 l1_cache_size and l2_cache_size.
2706 2012-06-13 Richard Guenther <rguenther@suse.de>
2708 * tree-vrp.c (vrp_meet): Properly meet equivalent ranges.
2709 Handle meeting two VR_RANGE to an VR_ANTI_RANGE. Implement
2710 all possible meetings of VR_RANGE with VR_ANTI_RANGE and
2711 VR_ANTI_RANGE with VR_ANTI_RANGE.
2713 2012-06-13 Richard Earnshaw <rearnsha@arm.com>
2715 * config.gcc (unsupported): Move obsoleted FPA-based configurations
2717 (obsolete): ... here.
2718 (arm*-*-freebsd*): Remove.
2719 (arm*-*-linux*): Only accept EABI variants. Simplify logic.
2720 (arm*-*-uclinux*): Likewise.
2721 (arm*-*-ecos-elf): Remove.
2722 (arm*-*-rtems*): Remove.
2723 (arm*-*-elf): Remove.
2724 (arm*-wince-pe*): Remove.
2725 (arm, --with-fpu): Remove support for fpa and Maverick variants.
2726 * arm/ecos-elf.h: Delete.
2727 * arm/t-strongarm-elf: Delete.
2728 * arm/rtems-elf.h: Delete.
2729 * arm/wince-pe.h: Delete.
2732 * arm/t-wince-pe: Delete.
2734 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
2736 PR tree-optimization/53647
2737 * tree-ssa-phiopt.c (gate_hoist_loads): Skip transformation for
2738 targets with no defined cache line size.
2740 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
2742 * targhooks.c (default_builtin_vectorized_conversion): Handle
2743 vec_construct, using vectype to base cost on subparts.
2744 * target.h (enum vect_cost_for_stmt): Add vec_construct.
2745 * tree-vect-stmts.c (vect_model_load_cost): Use vec_construct
2746 instead of scalar_to-vec.
2747 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
2748 vec_construct in same way as default for now.
2749 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
2750 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
2751 Handle vec_construct, including special case for 32-bit loads.
2753 2012-06-13 Xinyu Qi <xyqi@marvell.com>
2755 * config/arm/arm.c (FL_IWMMXT2): New define.
2756 (arm_arch_iwmmxt2): New variable.
2757 (arm_option_override): Enable use of iWMMXt with VFP.
2758 Disable use of iWMMXt with NEON. Disable use of iWMMXt under
2759 Thumb mode. Set arm_arch_iwmmxt2.
2760 (arm_expand_binop_builtin): Accept VOIDmode op.
2761 (enum arm_builtins): Revise built-in fcode.
2762 (IWMMXT2_BUILTIN): New define.
2763 (IWMMXT2_BUILTIN2): Likewise.
2764 (iwmmx2_mbuiltin): Likewise.
2765 (builtin_description bdesc_2arg): Revise built in declaration.
2766 (builtin_description bdesc_1arg): Likewise.
2767 (arm_init_iwmmxt_builtins): Revise built in initialization.
2768 (arm_expand_builtin): Revise built in expansion.
2769 (arm_output_iwmmxt_shift_immediate): New function.
2770 (arm_output_iwmmxt_tinsr): Likewise.
2771 * config/arm/arm-protos.h (arm_output_iwmmxt_shift_immediate): Declare.
2772 (arm_output_iwmmxt_tinsr): Likewise.
2773 * config/arm/iwmmxt.md (WCGR0, WCGR1, WCGR2, WCGR3): New constant.
2774 (iwmmxt_psadbw, iwmmxt_walign, iwmmxt_tmrc, iwmmxt_tmcr): Delete.
2775 (rorv4hi3, rorv2si3, rordi3): Likewise.
2776 (rorv4hi3_di, rorv2si3_di, rordi3_di): Likewise.
2777 (ashrv4hi3_di, ashrv2si3_di, ashrdi3_di): Likewise.
2778 (lshrv4hi3_di, lshrv2si3_di, lshrdi3_di): Likewise.
2779 (ashlv4hi3_di, ashlv2si3_di, ashldi3_di): Likewise.
2780 (iwmmxt_tbcstqi, iwmmxt_tbcsthi, iwmmxt_tbcstsi): Likewise
2781 (*iwmmxt_clrv8qi, *iwmmxt_clrv4hi, *iwmmxt_clrv2si): Likewise.
2782 (tbcstv8qi, tbcstv4hi, tbsctv2si): New pattern.
2783 (iwmmxt_clrv8qi, iwmmxt_clrv4hi, iwmmxt_clrv2si): Likewise.
2784 (*and<mode>3_iwmmxt, *ior<mode>3_iwmmxt, *xor<mode>3_iwmmxt): Likewise.
2785 (ror<mode>3, ror<mode>3_di): Likewise.
2786 (ashr<mode>3_di, lshr<mode>3_di, ashl<mode>3_di): Likewise.
2787 (ashli<mode>3_iwmmxt, iwmmxt_waligni, iwmmxt_walignr): Likewise.
2788 (iwmmxt_walignr0, iwmmxt_walignr1): Likewise.
2789 (iwmmxt_walignr2, iwmmxt_walignr3): Likewise.
2790 (iwmmxt_setwcgr0, iwmmxt_setwcgr1): Likewise.
2791 (iwmmxt_setwcgr2, iwmmxt_setwcgr3): Likewise.
2792 (iwmmxt_getwcgr0, iwmmxt_getwcgr1): Likewise.
2793 (iwmmxt_getwcgr2, iwmmxt_getwcgr3): Likewise.
2794 (All instruction patterns): Add wtype attribute.
2795 (*iwmmxt_arm_movdi, *iwmmxt_movsi_insn): iWMMXt coexist with vfp.
2796 (iwmmxt_uavgrndv8qi3, iwmmxt_uavgrndv4hi3): Revise the pattern.
2797 (iwmmxt_uavgv8qi3, iwmmxt_uavgv4hi3): Likewise.
2798 (ashr<mode>3_iwmmxt, ashl<mode>3_iwmmxt, lshr<mode>3_iwmmxt): Likewise.
2799 (iwmmxt_tinsrb, iwmmxt_tinsrh, iwmmxt_tinsrw):Likewise.
2800 (eqv8qi3, eqv4hi3, eqv2si3, gtuv8qi3): Likewise.
2801 (gtuv4hi3, gtuv2si3, gtv8qi3, gtv4hi3, gtv2si3): Likewise.
2802 (iwmmxt_wunpckihh, iwmmxt_wunpckihw, iwmmxt_wunpckilh): Likewise.
2803 (iwmmxt_wunpckilw, iwmmxt_wunpckehub, iwmmxt_wunpckehuh): Likewise.
2804 (iwmmxt_wunpckehuw, iwmmxt_wunpckehsb, iwmmxt_wunpckehsh): Likewise.
2805 (iwmmxt_wunpckehsw, iwmmxt_wunpckelub, iwmmxt_wunpckeluh): Likewise.
2806 (iwmmxt_wunpckeluw, iwmmxt_wunpckelsb, iwmmxt_wunpckelsh): Likewise.
2807 (iwmmxt_wunpckelsw, iwmmxt_wmadds, iwmmxt_wmaddu): Likewise.
2808 (iwmmxt_wsadb, iwmmxt_wsadh, iwmmxt_wsadbz, iwmmxt_wsadhz): Likewise.
2809 (iwmmxt2.md): Include.
2810 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __IWMMXT2__.
2811 (TARGET_IWMMXT2): New define.
2812 (TARGET_REALLY_IWMMXT2): Likewise.
2813 (arm_arch_iwmmxt2): Declare.
2814 * config/arm/mmintrin.h: Use __IWMMXT__ to enable iWMMXt intrinsics.
2815 Use __IWMMXT2__ to enable iWMMXt2 intrinsics.
2816 Use C name-mangling for intrinsics.
2818 (_mm_cvtsi32_si64, _mm_andnot_si64, _mm_sad_pu8): Revise.
2819 (_mm_sad_pu16, _mm_align_si64, _mm_setwcx, _mm_getwcx): Likewise.
2820 (_m_from_int): Likewise.
2821 (_mm_sada_pu8, _mm_sada_pu16): New intrinsic.
2822 (_mm_alignr0_si64, _mm_alignr1_si64, _mm_alignr2_si64): Likewise.
2823 (_mm_alignr3_si64, _mm_tandcb, _mm_tandch, _mm_tandcw): Likewise.
2824 (_mm_textrcb, _mm_textrch, _mm_textrcw, _mm_torcb): Likewise.
2825 (_mm_torch, _mm_torcw, _mm_tbcst_pi8, _mm_tbcst_pi16): Likewise.
2826 (_mm_tbcst_pi32): Likewise.
2827 (_mm_abs_pi8, _mm_abs_pi16, _mm_abs_pi32): New iWMMXt2 intrinsic.
2828 (_mm_addsubhx_pi16, _mm_absdiff_pu8, _mm_absdiff_pu16): Likewise.
2829 (_mm_absdiff_pu32, _mm_addc_pu16, _mm_addc_pu32): Likewise.
2830 (_mm_avg4_pu8, _mm_avg4r_pu8, _mm_maddx_pi16, _mm_maddx_pu16): Likewise.
2831 (_mm_msub_pi16, _mm_msub_pu16, _mm_mulhi_pi32): Likewise.
2832 (_mm_mulhi_pu32, _mm_mulhir_pi16, _mm_mulhir_pi32): Likewise.
2833 (_mm_mulhir_pu16, _mm_mulhir_pu32, _mm_mullo_pi32): Likewise.
2834 (_mm_qmulm_pi16, _mm_qmulm_pi32, _mm_qmulmr_pi16): Likewise.
2835 (_mm_qmulmr_pi32, _mm_subaddhx_pi16, _mm_addbhusl_pu8): Likewise.
2836 (_mm_addbhusm_pu8, _mm_qmiabb_pi32, _mm_qmiabbn_pi32): Likewise.
2837 (_mm_qmiabt_pi32, _mm_qmiabtn_pi32, _mm_qmiatb_pi32): Likewise.
2838 (_mm_qmiatbn_pi32, _mm_qmiatt_pi32, _mm_qmiattn_pi32): Likewise.
2839 (_mm_wmiabb_si64, _mm_wmiabbn_si64, _mm_wmiabt_si64): Likewise.
2840 (_mm_wmiabtn_si64, _mm_wmiatb_si64, _mm_wmiatbn_si64): Likewise.
2841 (_mm_wmiatt_si64, _mm_wmiattn_si64, _mm_wmiawbb_si64): Likewise.
2842 (_mm_wmiawbbn_si64, _mm_wmiawbt_si64, _mm_wmiawbtn_si64): Likewise.
2843 (_mm_wmiawtb_si64, _mm_wmiawtbn_si64, _mm_wmiawtt_si64): Likewise.
2844 (_mm_wmiawttn_si64, _mm_merge_si64): Likewise.
2845 (_mm_torvscb, _mm_torvsch, _mm_torvscw): Likewise.
2846 (_m_to_int): New define.
2847 * config/arm/arm-cores.def (iwmmxt2): Add FL_IWMMXT2.
2848 * config/arm/arm-arches.def (iwmmxt2): Likewise.
2849 * config/arm/t-arm (MD_INCLUDES): Add marvell-f-iwmmxt.md and
2851 * config/arm/arm.md (marvell-f-iwmmxt.md): Include.
2852 (arch): Add "iwmmxt2".
2853 (arch_enabled): Handle "iwmmxt2".
2854 (wtype): New attribute.
2855 (UNSPEC_WMADDS, UNSPEC_WMADDU): Delete.
2856 (UNSPEC_WALIGNI): New unspec.
2857 * config/arm/predicates.md (imm_or_reg_operand): New predicate.
2858 * config/arm/iterators.md (VMMX2): New mode_iterator.
2859 * config/arm/marvell-f-iwmmxt.md: New file.
2860 * config/arm/iwmmxt2.md: New file.
2862 2012-06-12 Jakub Jelinek <jakub@redhat.com>
2867 * c-decl.c (build_compound_literal): Call c_incomplete_type_error
2868 if type isn't complete.
2870 2012-06-12 Uros Bizjak <ubizjak@gmail.com>
2872 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
2874 2012-06-12 Richard Henderson <rth@redhat.com>
2876 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
2877 iterator instead of INT.
2879 2012-06-12 Bill Schmidt <wschmidt@linux.ibm.com>
2881 * opts.c: Add -fhoist-adjacent-loads to -O2 and above.
2882 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Add argument to forward
2884 (hoist_adjacent_loads, gate_hoist_loads): New forward declarations.
2885 (tree_ssa_phiopt): Call gate_hoist_loads.
2886 (tree_ssa_cs_elim): Add parm to tree_ssa_phiopt_worker call.
2887 (tree_ssa_phiopt_worker): Add do_hoist_loads to formal arg list; call
2888 hoist_adjacent_loads.
2889 (local_mem_dependence): New function.
2890 (hoist_adjacent_loads): Likewise.
2891 (gate_hoist_loads): Likewise.
2892 * common.opt (fhoist-adjacent-loads): New switch.
2893 * Makefile.in (tree-ssa-phiopt.o): Added dependencies.
2895 2012-06-12 Michael Matz <matz@suse.de>
2897 * alias.c (nonoverlapping_component_refs_p): Take two rtx arguments.
2898 (nonoverlapping_memrefs_p): Don't call it here ...
2899 (true_dependence_1): ... but here.
2901 2012-06-12 Richard Guenther <rguenther@suse.de>
2903 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove dead code.
2904 * alias.c (ao_ref_from_mem): MEM_EXPR is conservative, MEM_OFFSET
2905 and MEM_SIZE only refines it. Reflect that and be less conservative
2906 if either of the latter is not known.
2908 2012-06-12 Jakub Jelinek <jakub@redhat.com>
2910 PR rtl-optimization/53589
2911 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
2912 discovery even when e->dest != target. If any LABEL_REF points
2913 to e->dest label, redirect it to target's label.
2915 2012-06-12 Chung-Lin Tang <cltang@codesourcery.com>
2917 * config/sh/sh.c (output_stack_adjust): Remove !epilogue_p
2918 condition for generating REG_FRAME_RELATED_EXPR note.
2919 (pop): Add code for generating REG_CFA_RESTORE,
2920 REG_CFA_ADJUST_CFA notes. Set RTX_FRAME_RELATED_P to 1.
2921 (sh_expand_epilogue): Use frame_insn() for FP to SP move.
2922 Set 'frame_p' of calls to output_stack_adjust() to 'true'.
2924 2012-06-11 Richard Henderson <rth@redhat.com>
2926 * config/alpha/alpha.c (HWI_HEX2): Add missing shift.
2927 * vmsdbgout.c (VMS_EPOCH_OFFSET): Add LL suffix.
2929 * config/alpha/alpha.c (alpha_trampoline_init): Split large constants.
2931 2012-06-12 Hans-Peter Nilsson <hp@axis.com>
2933 * doc/tm.texi.in (Addressing Modes) <TARGET_LEGITIMIZE_ADDRESS>:
2934 Mention that this hook needs to be defined for native TLS.
2935 * doc/tm.texi: Regenerate.
2937 2012-06-11 Mike Stump <mikestump@comcast.net>
2939 * emit-rtl.c (init_emit_once): Iterate through the
2940 MODE_PARTIAL_INT modes with MIN_MODE_PARTIAL_INT and
2941 MAX_MODE_PARTIAL_INT, as GET_MODE_WIDER_MODE doesn't step through
2942 all the MIN_MODE_PARTIAL_INT modes anymore.
2944 2012-06-12 Maxim Kuvyrkov <maxim@codesourcery.com>
2946 * gcc/config/mips/mips-tables.opt (xlp): Fix merge typo.
2948 2012-06-11 Roland McGrath <mcgrathr@google.com>
2950 * dwarf2out.c (const_ok_for_output_1): Detect a TLS UNSPEC using
2951 SYMBOL_REF_TLS_MODEL rather than DECL_THREAD_LOCAL_P, in case it's
2952 not a VAR_DECL. Also don't limit it to UNSPECs with exactly one
2955 2012-06-11 Oleg Endo <olegendo@gcc.gnu.org>
2958 * config/sh/sh.md (fmasf4): New expander.
2959 (*macsf3): Rename to fmasf4_i. Adapt to fma pattern.
2960 (mac_media): Rename to fmasf4_media. Adapt to fma pattern.
2961 * config/sh/sh.opt (mfused-madd): Remove.
2962 * config/sh/sh.c (sh_option_override): Remove mfused-madd handling.
2963 (builtin_description bdesc): Remove __builtin_sh_media_FMAC_S.
2964 * config.gcc (sh[123456789lbe]*-*-* | sh-*-*): Add fused-madd.opt
2966 * doc/invoke.texi (SH Options): Update mfused-madd and mno-fused-madd
2969 2012-06-11 Richard Henderson <rth@redhat.com>
2971 * dwarf2cfi.c (scan_trace): Handle annulled branch-taken delay slots.
2973 2012-06-11 Richard Guenther <rguenther@suse.de>
2976 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
2977 replace it with the first non-BLOCK context.
2979 2012-06-11 Richard Guenther <rguenther@suse.de>
2981 * alias.c (aliases_everything_p): Remove.
2982 (DIFFERENT_ALIAS_SETS_P): Likewise.
2983 (true_dependence_1): Use mems_in_disjoint_alias_sets_p directly.
2984 Do not use aliases_everything_p or special-case ANDs. Do not
2985 special-case BLKmode moves.
2986 (may_alias_p): Likewise. Handle BLKmode similar like everywhere
2989 2012-06-09 Hans-Peter Nilsson <hp@axis.com>
2991 Fix CRIS build errors with --enable-build-with-cxx.
2992 * config/cris/cris.c (cris_emit_trap_for_misalignment): Rename
2993 variable "and" to "andop".
2994 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>"): Use
2995 temporary variable for memory model, passing C++-type-correct
2996 parameter type to expand_mem_thread_fence.
2997 ("atomic_compare_and_swap<mode>"): Ditto.
2999 2012-06-09 Richard Henderson <rth@redhat.com>
3002 * cfgcleanup.c (execute_jump): Rename from rest_of_handle_jump2.
3003 (pass_jump): Rename from pass_jump2.
3004 (execute_jump2, pass_jump2): New.
3005 * combine-stack-adj.c (rest_of_handle_stack_adjustments): Don't
3006 perform cfg cleanup here. Move the test of PUSH_ROUNDING
3007 and ACCUMULATE_OUTGOING_ARGS test...
3008 (gate_handle_stack_adjustments): ... here.
3009 * passes.c (init_optimization_passes): Update for pass_jump2 rename.
3010 Place new pass_jump2 after pass_stack_adjustments.
3011 * tree-pass.h (pass_jump): Declare.
3013 2012-06-09 Kenneth Zadeck <zadeck@naturalbridge.com>
3015 * simplify-rtx.c (simplify_const_binary_operation): Fixed shift
3018 2012-06-08 Richard Henderson <rth@redhat.com>
3021 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
3022 note to a clobber insn when no other insn is available.
3024 2012-06-08 Georg-Johann Lay <avr@gjlay.de>
3026 * config/avr/avr.c (avr_case_values_threshold): Return 7.
3028 2012-06-07 Andreas Schwab <schwab@linux-m68k.org>
3030 * genhooks.c (main): Set progname.
3031 (emit_documentation): Remove variable found_start, always bail out
3032 when a place is missing.
3033 * doc/tm.texi.in (C++ ABI): Add @hook TARGET_CXX_DECL_MANGLING_CONTEXT.
3035 2012-06-07 Jakub Jelinek <jakub@redhat.com>
3038 * omp-low.c (scan_omp): Change first argument to gimple_seq *,
3039 call walk_gimple_seq_mod instead of walk_gimple_seq.
3040 (scan_sharing_clauses, scan_omp_parallel, scan_omp_task,
3041 scan_omp_for, scan_omp_sections, scan_omp_single,
3042 execute_lower_omp): Adjust callers.
3043 (scan_omp_1_stmt): Likewise. If check_omp_nesting_restrictions
3044 returns false, replace stmt with GIMPLE_NOP.
3045 (check_omp_nesting_restrictions): Instead of issuing warnings,
3046 issue errors and return false if any errors were reported.
3048 2012-06-06 Steven Bosscher <steven@gcc.gnu.org>
3050 * doc/invoke.texi (fconserve-space): Remove documentation.
3052 2012-06-06 Edmar Wienskoski <edmar@freescale.com>
3054 * config/rs6000/rs6000-tables.opt: Regenerated.
3056 2012-06-06 Richard Guenther <rguenther@suse.de>
3058 PR tree-optimization/53081
3059 * tree-data-ref.h (adjacent_store_dr_p): Rename to ...
3060 (adjacent_dr_p): ... this and make it work for reads, too.
3061 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMCPY.
3062 (struct partition_s): Change main_stmt to main_dr, add
3063 secondary_dr member.
3064 (build_size_arg_loc): Change to date data-reference and not
3066 (build_addr_arg_loc): New function split out from ...
3067 (generate_memset_builtin): ... here. Use it and simplify.
3068 (generate_memcpy_builtin): New function.
3069 (generate_code_for_partition): Adjust.
3070 (classify_partition): Streamline pattern detection. Detect memcpy.
3071 (ldist_gen): Adjust.
3072 (tree_loop_distribution): Adjust seed statements for memcpy
3075 2012-06-06 Matt Turner <mattst88@gmail.com>
3077 * config/arm/mmintrin.h (_mm_empty): New.
3080 2012-06-06 Richard Sandiford <r.sandiford@uk.ibm.com>
3082 * doc/invoke.texi (sched-pressure-algorithm): Document new --param.
3083 * common.opt (fsched-pressure-algorithm=): Remove.
3084 * flag-types.h (sched_pressure_algorithm): Move to...
3085 * sched-int.h (sched_pressure_algorithm): ...here.
3086 * params.def (sched-pressure-algorithm): New param.
3087 * haifa-sched.c (sched_init): Use it to initialize sched_pressure.
3088 * common/config/s390/s390-common.c (s390_option_optimization_table):
3089 Remove OPT_fsched_pressure_algorithm_ entry.
3090 * config/s390/s390.c (s390_option_override): Set a default value for
3091 PARAM_SCHED_PRESSURE_ALGORITHM.
3093 2012-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
3096 * config/rs6000/rs6000.c (rs6000_generate_compare): If we are
3097 doing an unsigned compare, make sure the second argument is not a
3099 (rs6000_emit_cmove): Don't allow floating point comparisons when
3100 generating ISEL moves.
3102 2012-06-05 Edmar Wienskoski <edmar@freescale.com>
3104 * config/rs6000/e5500.md: New file.
3105 * config/rs6000/e6500.md: New file.
3106 * config/rs6000/rs6000.c (processor_costs): Add new costs for
3108 (rs6000_option_override_internal): Altivec and Spe options not
3109 allowed with e5500. Spe options not allowed with e6500. Increase
3110 move inline limit for e5500 and e6500. Disable string instructions
3111 for e5500 and e6500. Enable branch targets alignment for e5500 and
3112 e6500. Initialize rs6000_cost for e5500 and e6500.
3113 (rs6000_adjust_cost): Add extra scheduling cycles between compare
3114 and brnach for e5500 and e6500.
3115 (rs6000_issue_rate): Set issue rate for e5500 and e6500.
3116 * config/rs6000/rs6000-cpus.def: Add cpu definitions for e5500 and
3118 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add e5500 and e6500.
3119 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce5500 and
3121 Include e5500.md and e6500.md.
3122 * config/rs6000/rs6000-opt.h (processor_type): Add
3123 PROCESSOR_PPCE5500 and PROCESSOR_PPCE6500.
3124 * config.gcc (cpu_is_64bit): Add new cores e5500, e6500.
3125 (powerpc*-*-*): Add new cores e5500, e6500.
3126 * doc/invoke.texi: (item -mcpu): Add e5500 and e6500 to list of cpus.
3128 2012-06-05 Richard Guenther <rguenther@suse.de>
3130 * tree-vect-data-refs.c (vect_analyze_data_refs): Fix last change.
3132 2012-06-05 H.J. Lu <hongjiu.lu@intel.com>
3135 * config.gcc: Select x32 run-time library if --with-abi={x32|mx32}
3136 is used for x86_64-*-*.
3138 2012-06-05 Richard Guenther <rguenther@suse.de>
3140 PR tree-optimization/30442
3141 * tree-vect-data-refs.c (vect_analyze_data_refs): For basic-block
3142 vectorization stop analysis at the first stmt we cannot compute
3143 a data-reference for instead of giving up completely.
3145 2012-06-05 Richard Guenther <rguenther@suse.de>
3147 * tree-loop-distribution.c (struct partition_s): Add has_writes member.
3148 (partition_alloc): Initialize it.
3149 (partition_has_writes): New function.
3150 (rdg_flag_uses): Adjust.
3151 (rdg_flag_vertex): Likewise.
3152 (rdg_flag_vertex_and_dependent): Likewise.
3153 (rdg_flag_loop_exits): Likewise.
3154 (build_rdg_partition_for_component): Likewise.
3155 (rdg_build_partitions): Likewise.
3157 2012-06-05 Richard Guenther <rguenther@suse.de>
3159 PR tree-optimization/53081
3160 * tree-loop-distribution.c (generate_memset_builtin): Handle all
3161 kinds of byte-sized stores.
3162 (classify_partition): Likewise.
3163 (tree_loop_distribution): Adjust seed statements used for
3164 !flag_tree_loop_distribution.
3166 2012-06-05 Alan Modra <amodra@gmail.com>
3168 * config/rs6000/rs6000.c (ptr_regno_for_savres): Comment.
3169 (rs6000_emit_prologue): Ensure register used for inline saves
3170 of vector regs is not the static chain register. Revise comment.
3172 2012-06-04 Oleg Endo <olegendo@gcc.gnu.org>
3174 * doc/md.texi (Standard Pattern Names For Generation): Document
3177 2012-06-04 H.J. Lu <hongjiu.lu@intel.com>
3180 * config/i386/i386.c (ix86_sched_reorder) Skip debug insns.
3182 2012-06-04 Jason Merrill <jason@redhat.com>
3184 * dwarf2out.c (is_unit_die): New.
3185 (copy_declaration_context, copy_ancestor_tree): Use it.
3186 (copy_decls_walk): Likewise.
3188 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
3191 * doc/invoke.texi (Wenum-compare): Update documentation.
3193 2012-06-04 Dodji Seketeli <dodji@redhat.com>
3195 PR preprocessor/53463
3196 * parser.c (cp_parser_assignment_expression): Use the location
3197 for the '=' as the default location for the expression.
3199 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
3202 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
3204 (altivec_stvlxl): Ditto.
3205 (altivec_stvrx): Ditto.
3206 (altivec_stvrxl): Ditto.
3208 2012-06-04 Vladimir Makarov <vmakarov@redhat.com>
3210 * ira-int.h (struct target_ira_int): Add member x_ira_uniform_class_p.
3211 (ira_uniform_class_p): New macro.
3213 * ira.c (setup_uniform_class_p): New function.
3214 (setup_allocno_and_important_classes): Call the function.
3215 (print_unform_and_important_classes): New function.
3216 (print_classes): Rename to print_translated_classes.
3217 (ira_debug_allocno_classes): Add call of
3218 print_unform_and_important_classes.
3220 * ira-costs.c (setup_regno_cost_classes_by_aclass): Use uniform
3221 classes instead of pressure classes.
3223 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
3226 * trans-mem.c (expand_block_edges): Do not skip the first
3227 statement when resetting the BB.
3229 2012-06-04 Richard Guenther <rguenther@suse.de>
3231 * tree-data-ref.c (stores_from_loop): Remove.
3232 (stmt_with_adjacent_zero_store_dr_p): Likewise.
3233 (stores_zero_from_loop): Likewise.
3234 * tree-data-ref.h (stores_from_loop, stores_zero_from_loop,
3235 stmt_with_adjacent_zero_store_dr_p, stride_of_unit_type_p): Remove.
3236 (adjacent_store_dr_p): New function.
3237 * tree-loop-distribution.c (generate_memset_builtin): Pass
3238 the RDG, use the already available data-reference.
3239 (generate_code_for_partition): Pass down RDG.
3240 (classify_partition): Inline parts of the former
3241 stmt_with_adjacent_zero_store_dr_p here and use adjacent_store_dr_p.
3242 (ldist_gen): Remember if there was any detected builtin and
3243 do less work if not and flag_tree_loop_distribution is not set.
3244 (tree_loop_distribution): Inline and fuse stores_from_loop
3245 and stores_zero_from_loop here.
3247 2012-06-04 Richard Guenther <rguenther@suse.de>
3250 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
3251 create new assembler names.
3253 2012-06-04 Richard Guenther <rguenther@suse.de>
3255 * tree-data-ref.c (struct rdg_vertex_info): Remove.
3256 (rdg_vertex_for_stmt): Simplify using gimple_uid.
3257 (create_rdg_vertices): Pass loop argument, remove stmt to RDG index
3258 hashtable. Record stmt data-references.
3259 (hash_stmt_vertex_info): Remove.
3260 (eq_stmt_vertex_info): Likewise.
3261 (hash_stmt_vertex_del): Likewise.
3262 (build_empty_rdg): Simplify.
3263 (build_rdg): Adjust.
3264 (free_rdg): Likewise.
3265 (ref_base_address): Remove.
3266 (have_similar_memory_accesses): Likewise.
3267 * tree-data-ref.h (create_rdg_vertices): Remove.
3268 (struct rdg_vertex): Add datarefs member.
3269 (RDGV_DATAREFS): New define.
3270 (RDG_DATAREFS): Likewise.
3271 (have_similar_memory_accesses): Remove.
3272 (rdg_has_similar_memory_accesses): Likewise.
3273 * tree-loop-distribution.c (ref_base_address): Re-implement here.
3274 (similar_memory_accesses): Re-implement using existing data-references.
3275 (tree_loop_distribution): Initialize stmt uids for the stmt to
3277 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
3278 access stmt vinfo for stmts in loop.
3280 2012-06-04 Andreas Schwab <schwab@linux-m68k.org>
3283 * config/m68k/m68k.md ("tablejump"): Fix check for
3284 CASE_VECTOR_PC_RELATIVE.
3286 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
3288 * output.h (merge_weak, assemble_alias,
3289 initializer_constant_valid_p,
3290 initializer_constant_valid_for_bitfield_p): Move protos from here...
3291 * tree.h: ... to here.
3292 * cgraphclones.c: Do not include output.h.
3293 * gimplify.c: Likewise.
3294 * reload.c: Likewise.
3295 * recog.c: Likewise.
3296 * tree-ssa-loop-ivopts.c: Likewise.
3297 * tree-switch-conversion.c: Likewise.
3298 * c-parser.c: Likewise.
3299 * c-typeck.c: Likewise.
3300 * Makefile.in: Fix dependencies.
3302 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
3305 * config/avr/avr-stdint.h: New file.
3306 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
3309 2012-06-04 Jakub Jelinek <jakub@redhat.com>
3311 PR tree-optimization/53550
3312 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
3313 is POINTER_TYPE_P, use sizetype as step type instead of type.
3315 2012-06-04 Richard Guenther <rguenther@suse.de>
3317 * tree-data-ref.c (have_similar_memory_accesses_1): Remove.
3318 (ref_base_address_1): Likewise.
3319 (remove_similar_memory_refs): Likewise.
3320 * tree-data-ref.h (remove_similar_memory_refs): Remove.
3321 * tree-loop-distribution.c (classify_partition): Do not classify
3322 as builtin if -ftree-loop-distribute-patterns is not enabled.
3323 (fuse_partitions_with_similar_memory_accesses): Inline ...
3324 (ldist_gen): ... here. Fuse all non-builtin partitions if
3325 -ftree-loop-distribution is not enabled. Properly return
3326 the number of created partitions. Do not update SSA form here but ...
3327 (tree_loop_distribution): ... once here for the whole function.
3328 Only walk innermost loops, constrain loops we consider here
3329 further. Do not call remove_similar_memory_refs.
3330 (distribute_loop): Do not check number of loop nodes here.
3332 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
3334 * Makefile.in (GIMPLE_H): Do not depend on TARGET_H.
3336 2012-06-03 Martin Jambor <mjambor@suse.cz>
3338 * ipa-prop.h (ipa_get_jf_known_type_offset): New function.
3339 (ipa_get_jf_known_type_base_type): Likewise.
3340 (ipa_get_jf_known_type_component_type): Likewise.
3341 (ipa_get_jf_constant): Likewise.
3342 (ipa_get_jf_pass_through_formal_id): Likewise.
3343 (ipa_get_jf_pass_through_operation): Likewise.
3344 (ipa_get_jf_ancestor_offset): Likewise.
3345 (ipa_get_jf_ancestor_type): Likewise.
3346 (ipa_get_jf_ancestor_formal_id): Likewise.
3347 (ipa_get_jf_member_ptr_pfn): Likewise.
3348 * ipa-prop.c (ipa_set_jf_known_type): New function.
3349 (ipa_set_jf_constant): Likewise.
3350 (ipa_set_jf_simple_pass_through): Likewise.
3351 (ipa_set_jf_arith_pass_through): Likewise.
3352 (ipa_set_ancestor_jf): Likewise.
3353 (fill_member_ptr_cst_jump_function): Moved up and renamed to
3354 ipa_set_jf_member_ptr_cst.
3355 (detect_type_change_1): Use the new jump function creation functions.
3356 (compute_complex_assign_jump_func): Likewise.
3357 (compute_complex_ancestor_jump_func): Likewise.
3358 (compute_known_type_jump_func): Likewise.
3359 (compute_scalar_jump_functions): Likewise.
3360 (compute_pass_through_member_ptrs): Likewise.
3361 (determine_cst_member_ptr): Likewise.
3362 (combine_known_type_and_ancestor_jfs): Likewise.
3363 (try_make_edge_direct_simple_call): Likewise.
3364 (try_make_edge_direct_virtual_call): Likewise.
3365 (update_indirect_edges_after_inlining): Likewise.
3366 * ipa-cp.c (ipa_get_jf_pass_through_result): Use jump function
3367 access functions. Incorporat NOP_EXPR and BINFO handling from its
3369 (ipa_get_jf_ancestor_result): Likewise. Incorporate handling BINFOs
3370 which was in its callers.
3371 (ipa_value_from_jfunc): Use jump function access functions. Some
3372 functionality moved to functions above.
3373 (propagate_vals_accross_ancestor): Likewise.
3374 (propagate_vals_accross_pass_through): Use jump function access
3376 (propagate_accross_jump_function): Likewise.
3377 * ipa-inline-analysis.c (remap_edge_change_prob): Use jump function
3379 (inline_merge_summary): Likewise.
3381 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3383 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
3384 * config/pa/pa.c (pa_attr_length_millicode_call): Use
3385 MAX_PCREL17F_OFFSET instead of fixed offset.
3386 (pa_attr_length_call): Likewise.
3387 (pa_attr_length_indirect_call): Likewise.
3389 2012-06-03 Oleg Endo <olegendo@gcc.gnu.org>
3392 * config/sh/sh.opt (mfsca, mfsrra): New options.
3393 * config/sh/sh.md (rsqrtsf2): Use TARGET_FPU_ANY and TARGET_FSRRA
3395 (fsca): Use TARGET_FPU_ANY and TARGET_FSCA condition.
3396 (sinssf2, cossf2): Fold expanders to ...
3397 (sincossf3): ... this new expander. Use TARGET_FPU_ANY and
3398 TARGET_FSCA condition.
3399 * config/sh/sh.c (sh_option_override): Handle TARGET_FSRRA and
3401 * doc/invoke.texi (SH Options): Add descriptions for -mfsca,
3402 -mno-fsca, -mfsrra, -mno-fsrra.
3404 2012-06-03 Matt Turner <mattst88@gmail.com>
3406 * config/mips/4600.md (r4700_imul_si): New.
3407 (r4700_imul_di): New.
3408 (r4700_fmul_single): New.
3409 (r4700_fmul_double): New.
3410 * config/mips/mips-cpus.def: Add r4700.
3411 * config/mips/mips.c: Likewise.
3412 * config/mips/mips.md: Likewise.
3413 * config/mips/mips-tables.opt: Regenerate.
3415 2012-06-02 Steven Bosscher <steven@gcc.gnu.org>
3417 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Split out to
3418 new function sparc_initial_elimination_offset.
3419 * config/sparc/sparc.c (sparc_initial_elimination_offset): New
3421 * config/sparc/sparc-protos.h (sparc_initial_elimination_offset):
3424 2012-06-02 Kenneth Zadeck <zadeck@naturalbridge.com>
3426 * expmed.c (expand_mult, choose_multiplier): Change
3427 "2 * HOST_BITS_PER_WIDE_INT" to "HOST_BITS_PER_DOUBLE_INT".
3428 * expr.c (convert_modes): Likewise.
3429 * explow.c (plus_constant): Likewise.
3430 * fixed-value.c (fixed_saturate1, fixed_saturate2)
3431 (do_fixed_add, do_fixed_multiply, do_fixed_multiply)
3432 (do_fixed_multiply, do_fixed_multiply, do_fixed_divide)
3433 (do_fixed_divide, do_fixed_divide, do_fixed_divide)
3434 (do_fixed_divide, do_fixed_divide, do_fixed_shift, do_fixed_shift)
3435 (do_fixed_shift, fixed_convert, fixed_convert)
3436 (fixed_convert_from_int, fixed_convert_from_int)
3437 (fixed_convert_from_real): Likewise.
3438 * fold-const.c (fold_convert_const_int_from_fixed, sign_bit_p)
3439 (native_interpret_int, fold_binary_loc, fold_ternary_loc): Likewise.
3440 * varasm.c (output_constructor_bitfield): Likewise.
3441 * tree-vrp.c (register_edge_assert_for_2): Likewise.
3442 * double-int.c (rshift_double, lshift_double): Likewise.
3443 * double-int.h (double_int_fits_in_uhwi_p, double_int, double_int):
3445 * simplify-rtx.c (mode_signbit_p)
3446 (simplify_const_unary_operation, simplify_binary_operation_1)
3447 (simplify_immed_subreg): Likewise.
3448 * builtins.c (c_readstr, fold_builtin_bitop): Likewise.
3449 * tree-vect-generic.c (build_replicated_const): Likewise.
3450 * dbxout.c (stabstr_O): Likewise.
3451 * emit-rtl.c (immed_double_int_const, immed_double_const)
3452 (gen_lowpart_common, init_emit_once): Likewise.
3453 * tree.c (integer_pow2p, tree_log2, tree_floor_log2)
3454 (widest_int_cst_value, upper_bound_in_type): Likewise.
3455 * stor-layout.c (initialize_sizetypes, fixup_signed_type)
3456 (fixup_unsigned_type): Likewise.
3457 * real.c (real_to_integer2, real_from_integer): Likewise.
3458 * dwarf2out.c (size_of_loc_descr, size_of_die, output_die)
3459 (clz_loc_descriptor, mem_loc_descriptor): Likewise.
3461 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
3464 * fold-const.c (fold_binary_loc): Refine previous change.
3466 2012-06-01 Olivier Hainque <hainque@adacore.com>
3468 * config/rs6000/vxworks.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Restore
3469 the "do {" part of the do-while(0) loop.
3471 2012-06-01 Yuri Rumyantsev <yuri.s.rumyantsev@intel.com>
3473 * config/i386/i386.c (x86_sched_reorder): New function.
3474 Added new function x86_sched_reorder.
3476 2012-06-01 Richard Guenther <rguenther@suse.de>
3478 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
3480 (classify_partition): Likewise.
3482 2012-06-01 Richard Guenther <rguenther@suse.de>
3484 * tree-loop-distribution.c (enum partition_kind): New enum.
3485 (struct partition_s): Add kind and main_stmt members.
3486 (partition_alloc): Initialize kind to PKIND_NORMAL.
3487 (partition_builtin_p): New function.
3488 (copy_loop_before): Remove failure path and assert instead.
3489 (generate_loops_for_partition): Likewise.
3490 (generate_memset_zero): Fold into ...
3491 (generate_memset_builtin): ... this.
3492 (classify_partition): New function with code from
3493 can_generate_builtin and generate_builtin.
3494 (generate_builtin): Remove.
3495 (can_generate_builtin): Likewise.
3496 (fuse_partitions_with_similar_memory_accesses): Call
3497 partition_builtin_p instead of can_generate_builtin.
3498 (rdg_build_partitions): Do not call
3499 fuse_partitions_with_similar_memory_accesses here...
3500 (ldist_gen): ... but here after classifying all partitions.
3501 Remove failure path of generate_code_for_partition.
3502 (generate_code_for_partition): Generate code according
3503 to partition classification.
3505 2012-06-01 Manuel López-Ibáñez <manu@gcc.gnu.org>
3506 Jonathan Wakely <jwakely.gcc@gmail.com>
3509 * doc/invoke.texi (Warning Options): Explain purpose and differences
3510 between -Wmissing-prototypes and -Wmissing-declarations.
3512 2012-06-01 Christian Bruel <christian.bruel@st.com>
3514 * gcc.c (save_switch): Add user_p parameter.
3515 (read_specs): Likewise.
3516 (set_specs): Likewise.
3517 (validate_switches): Likewise.
3518 (validate_switches_from_spec): Likewise.
3519 (validate_all_switches): Pass on user_p parameter.
3520 (struct spec_list): Add user_p field.
3521 (struct switchstr): Add known field.
3522 (save_switch): Add known parameter.
3523 (INIT_STATIC_SPEC): Initialize user_p;
3524 (driver_unknown_option_callbac): call save_switch if
3525 OPT_SPECIAL_unknown.
3526 (driver_handle_option): Propagate OPT_specs.
3527 (do_spec_1): Set validated only if known.
3528 (check_live_switch): Likewise.
3529 (validate_switches): Set validated if known or user_spec.
3531 2012-06-01 Hans-Peter Nilsson <hp@axis.com>
3533 Add CRIS atomic patterns for 1, 2, and 4 bytes.
3534 * config/cris/cris.c (cris_emit_trap_for_misalignment): New function.
3535 * config/cris/cris-protos.h: Declare it.
3536 * config/cris/cris.h [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]
3537 (TARGET_DEFAULT): Add alignment by 32.
3538 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 10] (TARGET_DEFAULT): New
3539 case, as TARGET_CPU_DEFAULT == 0 but with alignment as for
3540 TARGET_CPU_DEFAULT == 32.
3541 (TARGET_TRAP_UNALIGNED_ATOMIC): New macro.
3542 * config/cris/cris.md: Include sync.md. Avoid allocating specific
3543 numbers by replacing the define_constants for all UNSPECs with the
3544 equivalent define_c_enum construct.
3545 * config/cris/cris.opt (mtrap-unaligned-atomic): New option.
3546 * config/cris/sync.md: New file.
3548 2012-05-31 Matt Turner <mattst88@gmail.com>
3550 * config/mips/4600.md (r4600_imul_si): Rename from r4600_imul.
3551 (r4600_imul_di): New.
3552 (r4600_idiv_si): Rename from r4600_idiv.
3553 (r4600_idiv_di): New.
3555 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
3557 * output.h (__gcc_host_wide_int__): Move to hwint.h.
3558 (decl_default_tls_model): Move to tree.h
3559 (dump_file): Move to system.h.
3560 (default_stabs_asm_out_destructor, default_stabs_asm_out_constructor,
3561 dbxout_int, dbxout_stabd, dbxout_begin_stabn, dbxout_begin_stabn_sline,
3562 dbxout_begin_empty_stabs, dbxout_begin_simple_stabs,
3563 dbxout_begin_simple_stabs_desc, dbxout_stab_value_zero,
3564 dbxout_stab_value_zero, dbxout_stab_value_label_diff,
3565 dbxout_stab_value_internal_label,
3566 dbxout_stab_value_internal_label_diff): Move from here ...
3567 * dbxout.h: ... to here.
3568 * system.h (dump_file): Moved here from output.h.
3569 * hwint.h (__gcc_host_wide_int__): Moved here from output.h.
3570 * tree.h (decl_default_tls_model): Moved here from output.h.
3571 * varasm.c (default_stabs_asm_out_destructor,
3572 default_stabs_asm_out_constructor): Move from here ...
3573 * dbxout.c: ... to here.
3575 * gcov-dump.c (dump_file): Rename to dump_gcov_file. Update callers.
3577 * collect2.h (dump_file): Rename to dump_ld_file.
3578 * collect2.c: Likewise.
3579 * tlink.c: Likewise.
3581 * alias.c: Do not include output.h.
3582 * auto-inc-dec.c: Likewise.
3583 * bt-load.c: Likewise.
3584 * caller-save.c: Likewise.
3586 * cfgbuild.c: Likewise.
3587 * cfgcleanup.c: Likewise.
3588 * cfglayout.c: Likewise.
3589 * cfgloop.c: Likewise.
3590 * cfgloopanal.c: Likewise.
3591 * cfgloopmanip.c: Likewise.
3592 * cfgrtl.c: Likewise.
3593 * cgraph.c: Likewise.
3594 * cgraphclones.c: Likewise.
3595 * combine-stack-adj.c: Likewise.
3596 * combine.c: Likewise.
3597 * cprop.c: Likewise.
3599 * cselib.c: Likewise.
3600 * dbgcnt.c: Likewise.
3601 * df-problems.c: Likewise.
3602 * df-scan.c: Likewise.
3603 * dojump.c: Likewise.
3604 * fwprop.c: Likewise.
3606 * graph.c: Likewise.
3607 * haifa-sched.c: Likewise.
3608 * hw-doloop.c: Likewise.
3609 * ipa-inline-transform.c: Likewise.
3610 * ipa-pure-const.c: Likewise.
3611 * ipa-reference.c: Likewise.
3612 * ipa-utils.c: Likewise.
3613 * ira-build.c: Likewise.
3614 * ira-emit.c: Likewise.
3616 * loop-doloop.c: Likewise.
3617 * loop-invariant.c: Likewise.
3618 * loop-iv.c: Likewise.
3619 * loop-unroll.c: Likewise.
3620 * loop-unswitch.c: Likewise.
3621 * lto-cgraph.c: Likewise.
3622 * lto-section-in.c: Likewise.
3623 * lto-streamer-in.c: Likewise.
3625 * mode-switching.c: Likewise.
3626 * postreload-gcse.c: Likewise.
3627 * postreload.c: Likewise.
3628 * predict.c: Likewise.
3629 * profile.c: Likewise.
3631 * reg-stack.c: Likewise.
3632 * regcprop.c: Likewise.
3633 * regmove.c: Likewise.
3634 * regstat.c: Likewise.
3635 * reload1.c: Likewise.
3636 * sched-ebb.c: Likewise.
3637 * sel-sched-dump.c: Likewise.
3638 * simplify-rtx.c: Likewise.
3639 * stor-layout.c: Likewise.
3640 * store-motion.c: Likewise.
3641 * tracer.c: Likewise.
3642 * tree-affine.c: Likewise.
3643 * tree-cfg.c: Likewise.
3644 * tree-cfgcleanup.c: Likewise.
3645 * tree-dfa.c: Likewise.
3646 * tree-into-ssa.c: Likewise.
3647 * tree-nomudflap.c: Likewise.
3648 * tree-optimize.c: Likewise.
3649 * tree-pretty-print.c: Likewise.
3650 * tree-profile.c: Likewise.
3651 * tree-ssa-address.c: Likewise.
3652 * tree-ssa-ccp.c: Likewise.
3653 * tree-ssa-copy.c: Likewise.
3654 * tree-ssa-dom.c: Likewise.
3655 * tree-ssa-loop-ch.c: Likewise.
3656 * tree-ssa-loop-im.c: Likewise.
3657 * tree-ssa-loop-manip.c: Likewise.
3658 * tree-ssa-loop-niter.c: Likewise.
3659 * tree-ssa-loop-prefetch.c: Likewise.
3660 * tree-ssa-loop-unswitch.c: Likewise.
3661 * tree-ssa-loop.c: Likewise.
3662 * tree-ssa-propagate.c: Likewise.
3663 * tree-ssa-structalias.c: Likewise.
3664 * tree-ssa-tail-merge.c: Likewise.
3665 * tree-ssa-threadedge.c: Likewise.
3666 * tree-ssa-threadupdate.c: Likewise.
3667 * tree-ssa-uncprop.c: Likewise.
3668 * tree-ssa-uninit.c: Likewise.
3669 * tree-ssa.c: Likewise.
3670 * value-prof.c: Likewise.
3671 * var-tracking.c: Likewise.
3674 * config/m32r/m32r.c: Include dbxout.h.
3675 * config/pa/pa.c: Likewise.
3676 * config/rs6000/rs6000.c: Likewise.
3678 * Makefile.in: Fix dependencies.
3679 * config/rs6000/t-rs5000: Likewise.
3681 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3683 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
3684 * gimple.h (block_in_transaction): Check for flag_tm.
3686 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3688 PR tree-optimization/52558
3689 * cfg.c (alloc_aux_for_edge): Fix comment.
3690 (alloc_aux_for_edge): Remove static.
3691 * basic-block.h (alloc_aux_for_edge): Protoize.
3692 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
3693 (execute_sm_if_changed_flag): New.
3694 (execute_sm_if_changed_flag_set): New.
3695 (execute_sm): Do not generate data races unless requested.
3696 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
3697 (tree_ssa_lim_finalize): Call free_aux_for_edges.
3698 * gimple.h (block_in_transaction): New.
3699 (gimple_in_transaction): Use block_in_transaction.
3701 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3704 * config/avr/avr.opt (-msp8): Document it.
3705 * doc/invoke.texi (AVR Options): Ditto. And document related
3708 2012-05-31 Diego Novillo <dnovillo@google.com>
3710 * configure.ac (CXX_FOR_BUILD): Define and substitute.
3711 (BUILD_CXXFLAGS): Define and substitute.
3712 * Makefile.in (BUILD_CXXFLAGS): Define.
3713 (CXX_FOR_BUILD): Define.
3714 (COMPILER_FOR_BUILD): Set to CXX_FOR_BUILD if building with C++.
3715 (LINKER_FOR_BUILD): Likewise.
3716 (BUILD_COMPILERFLAGS): Set to BUILD_CXXFLAGS if building with C++.
3717 (BUILD_LINKERFLAGS): Likewise.
3718 * configure: Regenerate.
3720 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
3722 * Makefile.in: Fix many dependencies.
3723 * tree-profile.c: Don't include regs.h.
3724 * tree-vectorizer.c: Don't include cfglayout.h.
3725 * tree-vect-stmts.c: Likewise.
3726 * tree-vect-slp.c: Likewise.
3727 * tree-vect-loop.c: Likewise.
3728 * reg-stack.c: Likewise.
3729 * tree-ssa-loop-manip.c: Likewise.
3730 * toplev.c: Likewise.
3731 * varasm.c: Don't include cfglayout.h, basic-block.h,
3732 and tree-iterator.h.
3733 * tree-cfgcleanup.c: Don't include cfglayout.h.
3734 * passes.c: Don't include cfglayout.h, dwarf2asm.h,
3735 dwarf2out.h, dbxout.h, sdbout.h, and xcoffout.h.
3736 * cgraphclones.c: Don't include plugin.h.
3738 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3740 * config/avr/t-avr: Correct avr-mmcu.texi dependencies.
3741 (s-avr-mmcu-texi): Don't sed on gen-avr-mmcu-texi output.
3742 * doc/avr-mmcu.texi (svn:eol-style): Set to native.
3744 2012-05-31 Richard Guenther <rguenther@suse.de>
3746 * tree-loop-distribution.c (struct partition_s): New struct,
3747 typedef and vector type.
3748 (partition_alloc, partition_free): New functions.
3749 (generate_loops_for_partition, generate_builtin,
3750 generate_code_for_partition, rdg_flag_uses, rdg_flag_vertex,
3751 rdg_flag_vertex_and_dependent, rdg_flag_loop_exits,
3752 build_rdg_partition_for_component, can_generate_builtin,
3753 similar_memory_accesses, fuse_partitions_with_similar_memory_accesses,
3754 rdg_build_partitions, dump_rdg_partitions, debug_rdg_partitions,
3755 number_of_rw_in_partition, partition_contains_all_rw,
3756 ldist_gen): Use partition_t instead of bitmap.
3758 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3760 * config/avr/gen-avr-mmcu-texi.c: Sort MCUs.
3761 * doc/avr-mmcu.texi: Regenerate.
3763 2012-05-31 Richard Guenther <rguenther@suse.de>
3765 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
3766 Use FOR_EACH_SSA_DEF_OPERAND.
3767 (generate_builtin): Adjust.
3768 (stmt_generated_in_another_partition): Remove.
3769 (add_scalar_computations_to_partition): Likewise.
3770 (rdg_build_partitions): Do not call
3771 add_scalar_computations_to_partition.
3773 2012-05-31 Eric Botcazou <ebotcazou@adacore.com>
3775 * tree-dfa.c (get_ref_base_and_extent): Compute the offset using
3776 double ints throughout.
3777 * tree-sra.c (build_user_friendly_ref_for_offset) <RECORD_TYPE>:
3778 Check that the position of the field is representable as an integer.
3780 2012-05-31 Richard Guenther <rguenther@suse.de>
3782 * tree-data-ref.c (dr_analyze_innermost): Properly convert
3783 the MEM_REF offset to sizetype.
3785 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3787 * doc/invoke.texi (AVR Options): Fix typos.
3789 2012-05-31 Hans-Peter Nilsson <hp@axis.com>
3791 * config/cris/cris.h (CC1_SPEC): Pass through all -march=
3793 (ASM_SPEC): Ditto, not just -march=v32, but translate non-v10,
3794 non-v32 into --march=v0_v10.
3796 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3798 * ira-int.h (target_ira_int): Rename x_move_cost to
3799 x_ira_register_move_cost, x_may_move_in_cost to
3800 x_ira_may_move_in_cost and x_may_move_out_cost to
3801 x_ira_may_move_out_cost. Delete the old fields with
3802 those names and also x_ira_max_register_move_cost,
3803 x_ira_max_may_move_in_cost and x_ira_max_may_move_out_cost.
3804 (move_cost, may_move_in_cost, may_move_out_cost)
3805 (ira_max_register_move_cost, ira_max_may_move_in_cost)
3806 (ira_max_may_move_out_cost): Delete.
3807 * ira.c (init_move_cost): Rename to...
3808 (ira_init_register_move_cost): ...this, deleting the old
3809 function with that name. Apply above variable renamings.
3810 Retain asserts for null fields.
3811 (ira_init_once): Don't initialize register move costs here.
3812 (free_register_move_costs): Apply above variable renamings.
3813 Remove code for deleted fields.
3815 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3817 * ira.c (init_move_cost): Adjust choice of subclasses to match
3818 the current ira_init_register_move_cost choice. Use
3819 ira_class_subset_p instead of reg_class_subset_p.
3820 (ira_init_register_move_cost): Assert that move_cost,
3821 may_move_in_cost and may_move_out_cost already hold the desired
3822 values for their ira_* equivalents. For the latter two,
3823 ignore classes that can't store a register of the given mode.
3825 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3827 * ira.c (setup_allocno_and_important_classes): Use
3828 ira_class_hard_regs_num to check whether a class has any
3829 allocatable registers.
3830 (ira_init_register_move_cost): Likewise.
3832 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3834 * ira.c (init_move_cost): Adjust local variable names to match
3835 file conventions. Use ira_assert instead of gcc_assert.
3837 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3839 * regs.h (move_table, move_cost, may_move_in_cost, may_move_out_cost):
3840 Move these definitions and associated target_globals fields to...
3841 * ira-int.h: ...here.
3842 * rtl.h (init_move_cost): Delete.
3843 * reginfo.c (last_mode_for_init_move_cost, init_move_cost): Move to...
3844 * ira.c: ...here, making the latter static.
3846 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3848 * ira-costs.c (copy_cost): Use ira_init_register_move_cost_if_necessary
3849 and ira_register_move_cost instead of init_move_cost and move_cost.
3851 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
3853 * ira.h (target_ira): Delete x_ira_available_class_regs.
3854 (ira_available_class_regs): Delete.
3855 * ira.c (setup_available_class_regs): Delete.
3856 (setup_alloc_classes): Don't call it.
3857 (setup_pressure_classes): Use ira_class_hard_regs_num instead of
3858 ira_available_class_regs.
3859 * haifa-sched.c (print_curr_reg_pressure, setup_insn_reg_pressure_info)
3860 (model_spill_cost): Likewise.
3861 * ira-build.c (low_pressure_loop_node_p): Likewise.
3862 * ira-color.c (color_pass): Likewise.
3863 * ira-emit.c (change_loop): Likewise.
3864 * ira-lives.c (inc_register_pressure, dec_register_pressure)
3865 (single_reg_class, ira_implicitly_set_insn_hard_regs)
3866 (process_bb_node_lives): Likewise.
3867 * loop-invariant.c (gain_for_invariant): Likewise.
3869 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3872 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3873 (pa_section_type_flags): New.
3874 (pa_legitimate_constant_p): Revert previous change.
3876 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
3878 * ira.c (allocate_initial_values): Make static.
3880 2012-05-30 Uros Bizjak <ubizjak@gmail.com>
3882 * config/i386/i386.c (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>:
3883 Generate tls_initial_exec_64_sun only when !TARGET_X32.
3885 2012-05-30 Richard Guenther <rguenther@suse.de>
3888 * fold-const.c (fold_binary_loc): Make sure to call
3889 fold_plusminus_mult_expr with the original sign of operands.
3891 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
3893 * Makefile.in: Fix many dependencies.
3894 (DWARF2_H): Depend on dwarf2.def.
3895 (RTL_ERROR_H): Depend on rtl-error.h.
3896 (TREE_PRETTY_PRINT_H, GIMPLE_PRETTY_PRINT_H): New. Replace
3897 all gimple-pretty-print.h and tree-pretty-print.h references.
3899 2012-05-30 Marc Glisse <marc.glisse@inria.fr>
3901 * simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
3904 2012-05-30 Richard Guenther <rguenther@suse.de>
3907 * tree-emutls.c (gen_emutls_addr): Do not add globals to
3910 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3912 * explow.c (probe_stack_range): Restore simple control flow and stop
3913 again when the probe cannot be generated if HAVE_check_stack.
3915 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3917 PR rtl-optimization/53519
3918 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3919 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3921 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3923 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
3925 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
3928 * doc/tm.texi: Update.
3929 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
3930 * target.def (force_at_comp_dir): New hook.
3931 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
3932 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
3934 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
3936 * config/darwin.h (STARTFILE_SPEC): Do not use -lbundle1.o when
3938 (DARWIN_DYLIB1_SPEC): Do not use -ldylib1.10.5.o when Darwin >= 10.
3939 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10.
3941 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
3944 * config/sh/sh.c (sh_option_override): Set TARGET_FMAC if
3945 flag_unsafe_math_optimizations is set.
3946 * doc/invoke.texi (SH Options): Add -mno-fused-madd description.
3947 Update description of -mfused-madd.
3949 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
3952 * config/sh/predicates.md (atomic_arith_operand,
3953 atomic_logical_operand): New predicates.
3954 * config/sh/sh.c (sh_option_override): Check atomic options.
3955 * config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
3956 UNSUPPORTED_HARD_ATOMIC_CPU): New macros.
3957 (DRIVER_SELF_SPECS): Use UNSUPPORTED_ATOMIC_OPTIONS and
3958 UNSUPPORTED_HARD_ATOMIC_CPU.
3959 * config/sh/sync.md: Update description comments.
3960 (I12): New mode iterator.
3961 (fetchop_predicate, fetchop_constraint): New code attributes.
3962 (atomic_compare_and_swapsi_hard, atomic_compare_and_swap<mode>_hard,
3963 atomic_exchangesi_hard, atomic_exchange<mode>_hard,
3964 atomic_fetch_<fetchop_name>si_hard,
3965 atomic_fetch_<fetchop_name><mode>_hard,
3966 atomic_fetch_nandsi_hard, atomic_fetch_nand<mode>_hard,
3967 atomic_<fetchop_name>_fetchsi_hard,
3968 atomic_<fetchop_name>_fetch<mode>_hard,
3969 atomic_nand_fetchsi_hard, atomic_nand_fetch<mode>_hard,
3970 atomic_test_and_set_hard): New insns.
3971 (atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
3972 atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
3973 atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
3974 atomic_test_and_set_soft): Use same formatting for the first line of
3975 the asm block as in new insns above.
3976 (atomic_compare_and_swap<mode>, atomic_exchange<mode>,
3977 atomic_fetch_<fetchop_name><mode>, atomic_<fetchop_name>_fetch<mode>,
3978 atomic_test_and_set): Integrate new *_hard insns into expanders.
3979 * config/sh/sh.opt (mhard-atomic): New option.
3980 * doc/invoke.texi (SH Options): Document it.
3982 2012-05-29 Meador Inge <meadori@codesourcery.com>
3984 * c-decl.c (c_push_function_context): Always create a new language
3986 (c_pop_function_context): Clear the language function created in
3987 c_push_function_context.
3989 2012-05-29 Matt Turner <mattst88@gmail.com>
3991 * config/alpha/ev6.md: (define_bypass "ev6_fmul,ev6_fadd"): New.
3992 (define_bypass "ev6_fcmov"): New.
3994 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
3996 * integrate.c: Remove.
3997 * integrate.h: Remove.
3998 * Makefile.in: Remove make rules for integrate.c and INTEGRATE_H.
3999 * config/arm/t-arm: Remove INTEGRATE_H dependency for target files.
4000 * config/rs6000/t-rs6000: Likewise
4001 * config/spu/t-spu-elf: Likewise.
4002 * function.h (get_hard_reg_initial_val, has_hard_reg_initial_val,
4003 get_hard_reg_initial_reg, emit_initial_value_sets): Move prototypes
4004 from integrate.h to here.
4005 (initial_value_entry): New prototype.
4006 * reload.h (allocate_initial_values): Remove prototype.
4007 * tree.h (set_decl_abstract_flags, set_decl_origin_self): Likewise.
4008 * cse.c (fixed_base_plus_p): Don't handle virtual registers for
4010 * dwarf2out.c (set_decl_origin_self, set_block_origin_self,
4011 set_decl_abstract_flags, set_block_abstract_flags): Move from
4012 integrate.c to here, the only user.
4013 * expmed.c (extract_fixed_bit_field): Remove outdated comment
4015 * function.c: Don't include integrate.h.
4016 (struct initial_value_pair, struct initial_value_struct,
4017 get_hard_reg_initial_val, has_hard_reg_initial_val,
4018 get_hard_reg_initial_reg, emit_initial_value_sets): Move from
4019 integrate.c to here.
4020 (initial_value_entry): New function.
4021 * genemit.c (main): Don't print integrate.h include line.
4022 * ira.c: Don't include integrate.h.
4023 (allocate_initial_values): Move from integrate.c to here.
4024 (ira): Update allocate_initial_values call.
4025 * tree-inline.c: Don't include integrate.h.
4026 (function_attribute_inlinable_p): Moved from integrate.c to here.
4027 * cfgexpand.c: Don't include integrate.h.
4028 * except.c: Likewise.
4029 * langhooks.c: Likewise.
4030 * passes.c: Likewise.
4031 * toplev.c: Likewise.
4032 * config/frv/frv.c: Likewise.
4033 * config/pa/pa.c: Likewise.
4034 * config/spu/spu.c: Likewise.
4035 * config/epiphany/epiphany.c: Likewise.
4036 * config/mep/mep.c: Likewise.
4037 * config/score/score.c: Likewise.
4038 * config/picochip/picochip.c: Likewise.
4039 * config/sh/sh.c: Likewise.
4040 * config/alpha/alpha.c: Likewise.
4041 * config/microblaze/microblaze.c: Likewise.
4042 * config/mips/mips.c: Likewise.
4043 * config/v850/v850.c: Likewise.
4044 * config/mmix/mmix.c: Likewise.
4045 * config/bfin/bfin.c: Likewise.
4046 * config/arm/arm.c: Likewise.
4047 * config/s390/s390.c: Likewise.
4048 * config/m32r/m32r.c: Likewise.
4049 * config/rs6000/rs6000.c: Likewise.
4050 * config/c6x/c6x.c: Include function.h instead of integrate.h.
4051 * config/tilegx/tilegx.c: Likewise.
4052 * config/tilepro/tilepro.c: Likewise.
4054 2012-05-29 Georg-Johann Lay <avr@gjlay.de>
4056 * config/avr/t-avr (s-avr-mmcu-texi): Call
4057 gen-avr-mmcu-texi$(build_exeext) via ./ and don't assume . is in PATH.
4059 2012-05-29 Michael Matz <matz@suse.de>
4061 * rtl.h (assign_stack_temp, assign_stack_temp_for_type,
4062 assign_temp): Remove 'keep' argument.
4063 (mark_temp_addr_taken): Remove prototype.
4064 * tree.h (expand_decl): Remove prototype.
4065 * function.c (struct temp_slot): Remove addr_taken and keep member.
4066 (assign_stack_temp_for_type) Don't initialize above, remove
4068 (assign_stack_temp, assign_temp): Remove keep argument.
4069 (mark_temp_addr_taken): Remove.
4070 (preserve_temp_slots): Remove handling of addr_taken and keep members.
4071 (free_temp_slots): Ditto.
4072 * expr.c (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Remove
4074 * stmt.c (expand_asm_operands): Remove dead code.
4075 (expand_decl): Remove.
4076 * c-decl.c (finish_struct): Don't call expand_decl.
4077 * builtins.c (expand_builtin_cexpi): Adjust calls to assign_temp
4078 and assign_stack_temp.
4079 * calls.c (save_fixed_argument_area, initialize_argument_information,
4080 expand_call, emit_library_call_value_1, store_one_arg): Ditto.
4081 * expmed.c (extract_bit_field_1): Ditto.
4082 * expr.c (emit_group_load_1, emit_group_store,
4083 copy_blkmode_from_reg, emit_push_insn, expand_assignment,
4084 store_field, expand_constructor, expand_cond_expr_using_cmove,
4085 expand_expr_real_2, expand_expr_real_1): Ditto.
4086 * stmt.c (expand_asm_operands, expand_return): Ditto.
4088 * function.c (pop_temp_slots): Call free_temp_slots.
4089 * calls.c (store_one_arg): Don't call preserve_temp_slots or
4091 * expr.c (expand_assignment): Don't call free_temp_slots.
4093 * config/arm/arm.c (neon_expand_vector_init): Ditto.
4094 * config/i386/i386.c (ix86_expand_vector_set): Ditto.
4095 (ix86_expand_vector_extract): Ditto.
4096 * config/ia64/ia64.c (spill_xfmode_rfmode_operand,
4097 ia64_expand_movxf_movrf): Ditto.
4098 * config/mips/mips.c (mips_expand_vi_general): Ditto.
4099 * config/mmix/mmix.md (floatdisf2, floatunsdisf2, truncdfsf2,
4100 extendsfdf2): Ditto.
4101 * config/rs6000/rs6000.c (rs6000_expand_vector_init,
4102 rs6000_expand_vector_set, rs6000_expand_vector_extract,
4103 rs6000_allocate_stack_temp): Ditto.
4104 * config/rs6000/rs6000.md (fix_trunctfsi2_fprs): Ditto.
4105 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
4106 sparc_emit_float_lib_cmp, sparc_emit_float_lib_cmp,
4107 sparc_expand_vector_init): Ditto.
4109 2012-05-29 Michael Matz <matz@suse.de>
4111 * c-tree.h (c_expand_decl): Remove prototype.
4113 * expr.c (expand_expr_real_1 <normal_inner_ref>): Don't allocate
4115 (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Make unreachable.
4116 * gimple-fold.c (canonicalize_constructor_val): Canonicalize
4117 COMPOUND_LITERAL_EXPR.
4118 * function.c (expand_function_start): Don't call expand_decl,
4119 instead assert that we have RTL assigned.
4120 * tree-ssa-live.c (remove_unused_locals): Clear
4121 nonlocal_goto_save_area if its backing variable is removed.
4122 * stmt.c (expand_asm_operands): Remove handling of non-lvalues
4124 (expand_decl): Assert that this does nothing.
4125 * calls.c (expand_call): Don't call mark_temp_addr_taken.
4127 2012-05-29 Richard Guenther <rguenther@suse.de>
4129 PR tree-optimization/53516
4130 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
4132 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
4134 2012-05-29 Joseph Myers <joseph@codesourcery.com>
4136 * LANGUAGES: Fix typos.
4137 * Makefile.in: Fix typos.
4138 * alias.c: Fix typos.
4139 * auto-inc-dec.c: Fix typos.
4140 * bb-reorder.c: Fix typos.
4141 * cfgcleanup.c: Fix typos.
4142 * cgraph.c: Fix typos.
4143 * cgraph.h: Fix typos.
4144 * cgraphunit.c: Fix typos.
4145 * collect2-aix.h: Fix typos.
4146 * collect2.c: Fix typos.
4147 * compare-elim.c: Fix typos.
4148 * config/alpha/vms.h: Fix typos.
4149 * config/arm/README-interworking: Fix typos.
4150 * config/arm/arm.c: Fix typos.
4151 * config/arm/iterators.md: Fix typos.
4152 * config/arm/vxworks.h: Fix typos.
4153 * config/avr/avr.c: Fix typos.
4154 * config/avr/avr.h: Fix typos.
4155 * config/avr/avr.md: Fix typos.
4156 * config/avr/builtins.def: Fix typos.
4157 * config/c6x/c6x.c: Fix typos.
4158 * config/cr16/cr16.c: Fix typos.
4159 * config/cr16/cr16.md: Fix typos.
4160 * config/cris/cris.md: Fix typos.
4161 * config/darwin.c: Fix typos.
4162 * config/darwin.opt: Fix typos.
4163 * config/i386/i386-c.c: Fix typos.
4164 * config/i386/i386.c: Fix typos.
4165 * config/ia64/ia64.c: Fix typos.
4166 * config/m68k/cf.md: Fix typos.
4167 * config/mep/mep.c: Fix typos.
4168 * config/microblaze/microblaze.c: Fix typos.
4169 * config/microblaze/microblaze.h: Fix typos.
4170 * config/mn10300/mn10300.c: Fix typos.
4171 * config/mn10300/mn10300.md: Fix typos.
4172 * config/pa/pa.c: Fix typos.
4173 * config/picochip/picochip.h: Fix typos.
4174 * config/rs6000/a2.md: Fix typos.
4175 * config/rs6000/rs6000.c: Fix typos.
4176 * config/rs6000/vector.md: Fix typos.
4177 * config/rx/rx.md: Fix typos.
4178 * config/rx/rx.opt: Fix typos.
4179 * config/s390/2097.md: Fix typos.
4180 * config/s390/s390.c: Fix typos.
4181 * config/s390/s390.h: Fix typos.
4182 * config/sh/sh.c: Fix typos.
4183 * config/sh/sh.md: Fix typos.
4184 * config/sparc/sync.md: Fix typos.
4185 * config/spu/spu.c: Fix typos.
4186 * config/spu/spu.md: Fix typos.
4187 * config/vms/vms.c: Fix typos.
4188 * config/vxworks-dummy.h: Fix typos.
4189 * config/vxworks.h: Fix typos.
4190 * cselib.c: Fix typos.
4191 * df-scan.c: Fix typos.
4193 * doc/extend.texi: Fix typos.
4194 * doc/install.texi: Fix typos.
4195 * doc/invoke.texi: Fix typos.
4196 * doc/md.texi: Fix typos.
4197 * doc/plugins.texi: Fix typos.
4198 * doc/rtl.texi: Fix typos.
4200 * dwarf2asm.c: Fix typos.
4201 * dwarf2out.c: Fix typos.
4202 * except.h: Fix typos.
4203 * expr.c: Fix typos.
4204 * fold-const.c: Fix typos.
4206 * gcse.c: Fix typos.
4207 * genautomata.c: Fix typos.
4208 * gengtype-state.c: Fix typos.
4209 * gengtype.c: Fix typos.
4210 * genhooks.c: Fix typos.
4211 * gimple-fold.c: Fix typos.
4212 * gimple-pretty-print.c: Fix typos.
4213 * gimple.c: Fix typos.
4214 * gimple.h: Fix typos.
4215 * gimplify.c: Fix typos.
4216 * graphite-interchange.c: Fix typos.
4217 * graphite-sese-to-poly.c: Fix typos.
4218 * ifcvt.c: Fix typos.
4219 * input.c: Fix typos.
4220 * ipa-cp.c: Fix typos.
4221 * ipa-inline-analysis.c: Fix typos.
4222 * ipa-inline-transform.c: Fix typos.
4223 * ipa-inline.c: Fix typos.
4224 * ipa-pure-const.c: Fix typos.
4225 * ipa-ref.h: Fix typos.
4226 * ipa-reference.c: Fix typos.
4227 * ipa-utils.c: Fix typos.
4229 * ira-emit.c: Fix typos.
4230 * ira-lives.c: Fix typos.
4231 * lto-streamer.c: Fix typos.
4232 * lto-streamer.h: Fix typos.
4233 * lto-wrapper.c: Fix typos.
4235 * mode-switching.c: Fix typos.
4236 * modulo-sched.c: Fix typos.
4237 * plugin.c: Fix typos.
4238 * postreload.c: Fix typos.
4239 * sched-deps.c: Fix typos.
4240 * sel-sched-ir.c: Fix typos.
4241 * sel-sched-ir.h: Fix typos.
4242 * sel-sched.c: Fix typos.
4243 * sese.c: Fix typos.
4244 * stor-layout.c: Fix typos.
4245 * target-hooks-macros.h: Fix typos.
4246 * target.def: Fix typos.
4247 * trans-mem.c: Fix typos.
4248 * tree-eh.c: Fix typos.
4249 * tree-predcom.c: Fix typos.
4250 * tree-sra.c: Fix typos.
4251 * tree-ssa-address.c: Fix typos.
4252 * tree-ssa-loop-ivopts.c: Fix typos.
4253 * tree-ssa-loop-niter.c: Fix typos.
4254 * tree-ssa-math-opts.c: Fix typos.
4255 * tree-ssa-pre.c: Fix typos.
4256 * tree-ssa-propagate.c: Fix typos.
4257 * tree-ssa-reassoc.c: Fix typos.
4258 * tree-ssa-sccvn.c: Fix typos.
4259 * tree-ssa-ter.c: Fix typos.
4260 * tree-ssa-uninit.c: Fix typos.
4261 * tree-ssanames.c: Fix typos.
4262 * tree-vect-generic.c: Fix typos.
4263 * tree-vect-slp.c: Fix typos.
4264 * tree.c: Fix typos.
4265 * tree.h: Fix typos.
4266 * varasm.c: Fix typos.
4267 * varpool.c: Fix typos.
4269 2012-05-29 Joseph Myers <joseph@codesourcery.com>
4271 * doc/include/texinfo.tex: Update to version 2012-05-16.16.
4273 2012-05-29 Richard Guenther <rguenther@suse.de>
4275 * tree-dfa.c (find_vars_r): Do not call add_referenced_vars
4277 (add_referenced_var_1): Re-organize. Assert we are not
4279 (remove_referenced_var): Likewise.
4280 * varpool.c (add_new_static_var): Use create_tmp_var_raw.
4281 * tree-mudflap.c (execute_mudflap_function_ops): Do not
4282 call add_referenced_var on globals.
4283 * matrix-reorg.c (transform_access_sites): Likewise.
4285 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
4287 * alias.c (reg_known_value): Make this a VEC.
4288 (reg_known_equiv_p): Make this an sbitmap.
4289 (reg_known_value_size): Remove.
4290 (get_reg_known_value, set_reg_known_value, get_reg_known_equiv_p,
4291 set_reg_known_equiv_p): Update for reg_known_value and
4292 reg_known_value_size data structure change.
4293 (init_alias_analysis, end_alias_analysis): Likewise.
4295 2012-05-29 Jakub Jelinek <jakub@redhat.com>
4298 * input.c (read_line): Use XRESIZEVEC instead of XNEWVEC
4299 to avoid leaking memory. No need to handle memory allocation
4300 failure. Double string_len on each reallocation instead of adding 2.
4301 * gcov.c (read_line): Likewise.
4303 2012-05-29 Hans-Peter Nilsson <hp@axis.com>
4305 * config/cris/cris.h (TARGET_HAS_BREAK, TARGET_TRAP_USING_BREAK8):
4307 * config/cris/cris.md ("trap"): Define, enabled for
4308 TARGET_TRAP_USING_BREAK8.
4309 * config/cris/cris.opt (mtrap-using-break8): New option.
4311 2012-05-28 Paolo Carlini <paolo.carlini@oracle.com>
4314 * doc/invoke.texi: Document -Wmissing-braces not enabled by -Wall
4317 2012-05-28 Hans-Peter Nilsson <hp@axis.com>
4319 * doc/md.texi (stack_protect_test): Remove negation of branch to label.
4320 (Standard Names): Fix typos in documentation of atomic patterns.
4322 2012-05-27 Nathan Sidwell <nathan@acm.org>
4324 * tree.c (build_constructor): Propagate TREE_SIDE_EFFECTS.
4326 2012-05-26 Jason Merrill <jason@redhat.com>
4329 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
4330 about array compound literals.
4332 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
4334 * cfgcleanup.c (try_optimize_cfg): Do not delete forwarder blocks
4335 if CLEANUP_NO_INSN_DEL.
4336 * cfgrtl.c (unique_locus_on_edge_between_p): New function extracted
4337 from cfg_layout_merge_blocks.
4338 (emit_nop_for_unique_locus_between): New function.
4339 (rtl_merge_blocks): Invoke emit_nop_for_unique_locus_between.
4340 (cfg_layout_merge_blocks): Likewise.
4342 2012-05-26 Dimitrios Apostolou <jimis@gmx.net>
4343 Paolo Bonzini <bonzini@gnu.org>
4345 * df-scan.c (df_def_record_1): Assert a parallel must contain an
4346 EXPR_LIST at this point. Receive the LOC and move its extraction...
4347 (df_defs_record): ... here. Change if-else to a switch statement.
4348 (df_find_hard_reg_defs, df_find_hard_reg_defs_1): New.
4349 (df_get_call_refs): Changed defs_generated from bitmap to HARD_REG_SET
4350 and compute it from df_find_hard_reg_defs(). Record DF_REF_BASE
4351 DEFs in REGNO order. Use HARD_REG_SET instead of bitmap for
4352 regs_invalidated_by_call.
4353 (df_insn_refs_collect): Record DF_REF_REGULAR DEFs after
4356 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
4359 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
4360 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
4362 2012-05-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4364 * config/rs6000/t-linux64: Delete the 32-bit multilib that uses
4365 software floating point emulation. No longer build the multilibs
4366 with -mstrict-align.
4368 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
4371 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
4372 accessed indirectly.
4373 (ipa_tm_create_version): Same.
4375 2012-05-25 Uros Bizjak <ubizjak@gmail.com>
4378 * config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
4379 <case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
4381 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
4384 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
4385 (ix86_expand_vec_perm): Use int mode instead of float.
4386 (expand_vec_perm_pshufb): Remove handling of useseless type
4389 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
4392 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
4393 gnu_ld variables to yes.
4394 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
4395 (HAVE_GNU_AS): Likewise.
4396 * config.in: Regenerate.
4397 * configure: Likewise.
4399 2012-05-25 Tristan Gingold <gingold@adacore.com>
4401 * config/i386/i386.c (struct ix86_frame): Remove unused frame field.
4402 (ix86_compute_frame_layout): Fix type of stack_alignment_needed
4403 and preferred_alignment.
4405 2012-05-25 Tristan Gingold <gingold@adacore.com>
4407 * common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
4409 2012-05-25 Thomas Schwinge <thomas@codesourcery.com>
4411 * fold-const.c (optimize_bit_field_compare): Abort early in the strict
4412 volatile bitfields case.
4414 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
4416 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
4417 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
4418 (adjacent_mem_locations): Move some code to and call...
4419 (get_memref_parts): ...new function.
4420 (mem_locations_overlap): New function.
4421 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
4422 (is_mem_ref): Rename to...
4423 (find_mem_ref): ...this. Return MEM rtx.
4424 (get_store_dest): Remove function.
4425 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
4426 new parameter and adjust calls.
4427 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
4428 mem refs overlap for true_store_to_load_dep_costly.
4429 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
4430 passed to adjacent_mem_locations.
4431 (is_costly_group): Walk resolved dependency list.
4432 (force_new_group): Emit group ending nop for Power6/Power7.
4433 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
4434 (group_ending_nop): New define_insn.
4436 2012-05-24 Dodji Seketeli <dodji@redhat.com>
4438 Make unwound macro expansion trace less redundant
4439 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
4440 context of macro definition in the trace, when it's redundant.
4443 2012-05-24 Richard Guenther <rguenther@suse.de>
4446 * tree-profile.c (tree_profiling): Cleanup the CFG if
4447 execute_fixup_cfg requests it.
4449 2012-05-24 Richard Guenther <rguenther@suse.de>
4451 * tree-flow.h (create_var_ann): Remove.
4452 * tree-dfa.c (create_var_ann): Remove and inline into its
4454 (add_referenced_var_1): ... here.
4455 * varpool.c (add_new_static_var): Do not call add_referenced_var
4457 * gimple-fold.c (canonicalize_constructor_val): Likewise.
4458 * tree-switch-conversion.c (build_one_array): Likewise.
4459 * tree-profile.c (gimple_gen_ic_profiler): Likewise.
4460 * tree-flow-inline.h (gimple_referenced_vars): Guard against
4462 * tree-inline.c (remap_gimple_op_r): Likewise. Check
4463 gimple_referenced_vars instead of gimple_in_ssa_p.
4464 (copy_tree_body_r): Likewise.
4465 (setup_one_parameter): Likewise.
4466 (declare_return_variable): Likewise.
4467 (tree_function_versioning): Likewise.
4469 2012-05-24 Jakub Jelinek <jakub@redhat.com>
4471 PR tree-optimization/53465
4472 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
4473 vr0 into *vr, then vrp_meet that.
4474 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
4475 have any equivalences.
4476 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
4479 2012-05-24 Jim MacArthur <jim.macarthur@arm.com>
4481 * recog.c (reg_fits_class_p): Check both regno and regno + offset are
4483 * regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
4484 check end_regno - 1 is a hard register.
4486 2012-05-24 Richard Guenther <rguenther@suse.de>
4488 * varpool.c (add_new_static_var): Remove call to create_var_ann.
4489 * tree-ssa-operands.c (create_vop_var): Likewise.
4491 2012-05-24 Richard Guenther <rguenther@suse.de>
4494 * tree-ssa-live.c (remove_unused_scope_block_p): Properly
4496 (remove_unused_locals): Pass global_unused_vars to
4497 remove_unused_scope_block_p. Restore code walking all
4498 referenced vars and pruning them.
4500 2012-05-23 Jan Hubicka <jh@suse.cz>
4502 * tree.h (alias_diag_flags): Remove.
4503 (alias_pair): Remove emitted_diags.
4504 (finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
4505 symbol_alias_set_t, symbol_alias_set_destroy,
4506 symbol_alias_set_contains, propagate_aliases_backward): Remove.
4507 * toplev.c (compile_file): Do not call finish_aliases_2
4508 * cgraphunit.c (cgraph_process_new_functions): Do not call
4510 (handle_alias_pairs): Output diagnostics about aliases to externals.
4511 (assemble_thunks_and_aliases): Use do_assemble_alias.
4512 (output_weakrefs): Likewise.
4513 (finalize_compilation_unit): Do not call finish_aliases_1.
4514 * ipa.c (symtab_remove_unreachable_nodes): De not call
4515 remove_unreachable_alias_pairs.
4516 * varasm.c (do_assemble_alias): Export.
4517 (symbol_alias_set_create, symbol_alias_set_destroy,
4518 symbol_alias_set_contains, symbol_alias_set_insert,
4519 propagate_aliases_forward, propagate_aliases_backward,
4520 propagate_aliases_backward, trivially_visible_alias,
4521 trivially_defined_alias, remove_unreachable_alias_pairs,
4522 finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
4523 * output.h (do_assemble_alias): Declare.
4524 * varpool.c (varpool_remove_unreferenced_decls): Do not call
4527 2012-05-23 Martin Jambor <mjambor@suse.cz>
4529 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
4531 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
4533 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
4535 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
4536 (iterative_hash_gimple_type): Adjust comment.
4537 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
4538 domain for an array type instead of the domain type itself.
4540 2012-05-23 Richard Guenther <rguenther@suse.de>
4542 PR tree-optimization/53438
4543 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
4545 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
4548 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
4549 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
4552 2012-05-23 Richard Guenther <rguenther@suse.de>
4554 * tree-dfa.c (add_referenced_var_1): Do not add global vars.
4555 * tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
4556 via the global_unused_vars bitmap.
4557 (remove_unused_locals): Handle global vars in local-decls via
4558 a global_unused_vars bitmap instead of the used flag in the
4559 var annotation. Simplify global variable handling and removal.
4561 2012-05-22 Jan Hubicka <jh@suse.cz>
4564 * tree-ssa-structalias.c (create_variable_info_for): Skip constructors
4565 from other partitions.
4567 2012-05-22 Jan Hubicka <jh@suse.cz>
4570 * symtab.c (symtab_register_node): Fix ordering issue.
4572 2012-05-22 Steven Drake <sbd@NetBSD.org>
4574 * gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
4576 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
4578 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
4579 Use strip_name_encoding target hook.
4581 2012-05-22 Richard Guenther <rguenther@suse.de>
4583 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
4584 (init_function_for_compilation): Remove.
4585 * tree-dfa.c (find_vars_r): Take struct function argument.
4586 (find_referenced_vars_in): Adjust.
4587 * tree-ssa-operands.c (clobber_stats): Remove.
4588 (create_vop_var): Take struct function argument. Mark
4589 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
4590 (init_ssa_operands): Take struct function argument.
4591 (fini_ssa_operands): Do not dump dead stats.
4592 * tree-ssa-operands.h (init_ssa_operands): Take struct function
4594 * cgraphunit.c (init_lowered_empty_function): Adjust.
4595 * lto-streamer-in.c (input_cfg): Likewise.
4596 * tree-inline.c (initialize_cfun): Likewise.
4597 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
4598 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching cfun.
4599 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
4600 virtual operands are not registers.
4602 2012-05-22 Richard Guenther <rguenther@suse.de>
4604 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
4606 2012-05-22 Richard Guenther <rguenther@suse.de>
4609 * tree-inline.c (setup_one_parameter): Create a dummy init
4610 statement for unused parameters when not optimizing.
4612 2012-05-22 Richard Guenther <rguenther@suse.de>
4614 * tree-flow.h (add_referenced_var_1): Declare.
4615 (add_referenced_var): Define.
4616 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
4617 (add_referenced_var): Rename to ...
4618 (add_referenced_var_1): ... this. Take struct function argument.
4620 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4623 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
4624 * config/arm/arm.c (arm_validize_comparison): Define.
4625 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
4626 arm_validize_comparison.
4627 ("cbranchdi4"): Likewise.
4628 ("cstoredi4"): Likewise.
4629 ("movsicc"): Likewise.
4630 ("movsfcc"): Likewise.
4631 ("movdfcc"): Likewise.
4633 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
4635 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
4636 the mw_reg_pool size.
4638 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
4640 PR tree-optimization/53336
4641 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
4642 non-integer integral types to offset type and vice versa.
4644 2012-05-22 Alan Modra <amodra@gmail.com>
4646 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
4647 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
4648 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
4649 V_SAVE_INLINE): Delete.
4650 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
4651 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
4652 For ELF targets, use out-of-line restores for -Os and any number
4653 of regs if the restore exits, and out-of-line gp save for two or
4654 more regs. Use save_reg_p to test for holes in reg restore set.
4655 Replace "#if" with "if".
4657 2012-05-22 Alan Modra <amodra@gmail.com>
4659 * config/rs6000/rs6000.c (save_reg_p): New function.
4660 (first_reg_to_save, first_fp_reg_to_save): Use it here.
4661 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
4662 (emit_frame_save): Use gen_frame_store.
4663 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
4664 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
4666 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
4667 vrsave, toc, gp and fp restores.
4669 2012-05-22 Alan Modra <amodra@gmail.com>
4671 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
4672 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
4673 Move function pointer variables after forward declarations.
4674 (rs6000_builtin_support_vector_misalignment): Make static.
4675 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
4676 (rs6000_function_value, rs6000_can_eliminate): Likewise.
4678 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
4680 PR rtl-optimization/53373
4681 * caller-save.c (save_call_clobbered_regs): Look into a possible
4682 PARALLEL manually rather than using single_set on a call insn.
4684 2012-05-21 Jakub Jelinek <jakub@redhat.com>
4686 PR tree-optimization/53436
4687 * omp-low.c (omp_build_component_ref): New function.
4688 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
4690 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
4692 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
4694 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
4695 Do not print '.' here. Output operand lossage error for unhandled
4700 <case 'z'>: Hardcode "code" argument into error strings.
4702 <case 'D'>: Merge AVX and non-AVX codes.
4703 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
4704 Update call to put_condition_code.
4706 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
4708 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
4710 (clzsi2): New expander.
4711 (*clzsi2_68k): New insn.
4712 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
4714 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
4716 * gimple.h (gimple_set_in_transaction): Remove.
4717 (gimple_in_transaction): Look in BB instead.
4718 (gimple_statement_base): Remove in_transaction field.
4719 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
4720 * trans-mem.c (compute_transaction_bits): Place transaction bit
4721 information into basic blocks.
4723 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
4725 * expr.c (get_def_for_expr_class): Define only if
4726 HAVE_conditional_move.
4727 (convert_tree_comp_to_rtx): Likewise.
4729 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
4732 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
4734 (ffssi2_no_cmove): Ditto.
4735 (*ffs<mode>_1): Remove insn pattern.
4736 (*tzcnt<mode>_1): New insn pattern.
4737 (*bsf<mode>1): Ditto.
4739 2012-05-21 Richard Guenther <rguenther@suse.de>
4741 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
4742 more referenced vars.
4743 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
4744 flag on variables that have a var-annotation.
4746 2012-05-21 Joseph Myers <joseph@codesourcery.com>
4749 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
4750 from folded operands before wrapping another around the
4751 conditional expression.
4753 2012-05-21 Jakub Jelinek <jakub@redhat.com>
4755 PR tree-optimization/53366
4756 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
4757 tests if complex_numbers == 2, but there are non-complex number loads
4760 PR tree-optimization/53409
4761 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
4762 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
4764 PR tree-optimization/53410
4765 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
4766 instead of build_int_cst (type, 0) where vector types might be
4767 involved. Instead of build_int_cst (type, 1) convert the original
4768 integer_onep argument to the desired type.
4770 2012-05-21 Michael Matz <matz@suse.de>
4772 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
4773 (simplify_test_exp): Handle one more case of distributive law,
4774 decrease cost threshold.
4775 (tests_attr_p, get_attr_order): New functions.
4776 (optimize_attrs): Use topological order, inline only cheap values.
4777 (write_attr_set): Reset our_known_true after some time.
4779 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
4782 * config/i386/i386.c (type_natural_mode): Warn passing SSE
4783 vector argument without SSE enabled changes the ABI.
4785 2012-05-21 Richard Guenther <rguenther@suse.de>
4787 PR tree-optimization/53408
4788 * tree-vect-loop.c (vectorizable_induction): Properly check
4789 the restriction that we cannot handle induction results from
4790 the inner loop outside of the outer loop.
4792 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
4795 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
4796 (UNSPECV_RDRAND): This.
4797 (rdrand<mode>_1): Updated.
4799 2012-05-21 Richard Guenther <rguenther@suse.de>
4801 * tree-loop-distribution.c (can_generate_builtin): Reject
4804 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
4806 * Makefile.in (options.c): Add options.h to included header
4809 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
4811 * tree-parloops.c : Add myself to contributors, update
4812 TODO list, add link to wiki.
4814 2012-05-21 Alan Modra <amodra@gmail.com>
4816 * config/rs6000/predicates.md (input_operand): Don't match
4817 constant pool addresses. Remove label_ref, high and plus from
4818 match_code list. Remove redundant CONSTANT_P test.
4819 (splat_input_operand): Similarly update match_code list.
4820 (small_toc_ref): New predicate.
4821 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
4822 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
4823 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
4824 register checks to..
4825 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
4826 generated by create_TOC_reference.
4827 (rs6000_legitimize_address): Update cerate_TOC_reference call.
4828 (rs6000_delegitimize_address): Handle new rtl for toc refs.
4829 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
4830 (use_toc_relative_ref): New function, split out from..
4831 (rs6000_emit_move): ..here. Remove redundant tests. Update
4832 create_TOC_reference calls.
4833 (rs6000_legitimize_reload_address): Formatting. Handle splitting
4834 of medium/large model toc addresses. Use use_toc_relative_ref.
4835 (print_operand): Formatting, style. Adjust for toc changes.
4836 (print_operand_address): Likewise.
4837 (rs6000_output_addr_const_extra): Likewise.
4838 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
4839 than a PLUS. Use this formulation for both high and low part
4840 of -mcmodel=medium/large toc reference too. Before reload,
4841 always use the small model formulation.
4842 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
4843 a PLUS in high part of addresses here.
4844 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
4845 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
4846 (largetoc_high, largetoc_low): Move earlier. Cope when no
4848 (largetoc_high_plus): New insn.
4849 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
4850 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
4851 (tocref): ..instead do so here, new insn and split.
4853 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
4855 * config/i386/driver-i386.c (host_detect_local_cpu): Support
4856 RDRND, F16C and FSGSBASE.
4858 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4860 PR rtl-optimzation/53373
4861 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
4862 call pattern. Update split patterns.
4863 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
4864 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
4866 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
4868 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
4871 2012-05-18 Jan Hubicka <jh@suse.cz>
4873 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
4874 (cgraph_process_new_functions): Process also aliases.
4875 * lto-streamer-out.c (struct sets): Remove.
4876 (trivally_defined_alias): Remove.
4877 (output_alias_pair_p): Remove.
4878 (output_unreferenced_globals): Remove.
4879 (produce_symtab); Do not handle alias pairs.
4880 (produce_asm_for_decls): Likewise.
4881 * lto-streamer-in.c (input_alias_pairs): Remove.
4882 (lto_read_body): Do not input alias pairs.
4883 (lto_input_constructors_and_inits): Remove.
4885 2012-05-18 Jan Hubicka <jh@suse.cz>
4887 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
4890 2012-05-18 Jan Hubicka <jh@suse.cz>
4892 * cgraphbuild.c (record_reference): Update.
4893 * lto-cgraph.c (lto_output_varpool_node): External vars
4894 are not in other partition even if they are not output
4895 in current partition.
4896 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
4898 (canonicalize_constructor_val): Take FROM_DECL argument.
4899 (fold_ctor_reference, fold_string_cst_ctor_reference,
4900 fold_array_ctor_reference, fold_nonarray_ctor_reference,
4901 fold_ctor_reference): Likewise.
4902 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
4903 * gimple.h (gimple_fold_builtin): Likewise.
4905 2012-05-18 Olivier Hainque <hainque@adacore.com>
4907 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
4908 $(libsubdir) as libexecsubdir.
4910 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4912 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
4913 relied on signed overflow behavior.
4915 2012-05-18 Richard Guenther <rguenther@suse.de>
4917 PR tree-optimization/53346
4918 * tree-loop-distribution.c (ldist_gen): Make sure to apply
4919 builtin transform even when only a single partition with
4920 all reads/writes exists.
4922 2012-05-18 Richard Guenther <rguenther@suse.de>
4924 PR tree-optimization/53390
4925 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
4928 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4930 * tree-ssa-reassoc.c (bip_map): Remove decl.
4931 (completely_remove_stmt): Remove function.
4932 (remove_def_if_absorbed_call): Remove function.
4933 (remove_visited_stmt_chain): Remove __builtin_powi handling.
4934 (possibly_move_powi): Remove function.
4935 (rewrite_expr_tree): Remove calls to possibly_move_powi.
4936 (rewrite_expr_tree_parallel): Likewise.
4937 (attempt_builtin_powi): Build multiplies explicitly rather than
4938 relying on the ops vector and rank system.
4939 (transform_stmt_to_copy): New function.
4940 (transform_stmt_to_multiply): Likewise.
4941 (reassociate_bb): Handle leftover operations after __builtin_powi
4942 optimization; build a final multiply if necessary.
4944 2012-05-18 Jan Hubicka <jh@suse.cz>
4946 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
4947 (mark_functions_to_output): Fix sanity check.
4948 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
4950 2012-05-18 Richard Guenther <rguenther@suse.de>
4952 * tree-flow.h (mark_symbols_for_renaming): Remove.
4953 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
4954 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
4955 (copy_debug_stmt): Likewise.
4956 (expand_call_inline): Likewise.
4957 (declare_return_variable): Mark the return variable for renaming
4960 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
4962 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
4964 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
4965 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
4966 (ashrdi3,lshrdi3): Likewise.
4967 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
4969 2012-05-18 Meador Inge <meadori@codesourcery.com>
4971 PR rtl-optimization/53352
4972 * cse.c (equiv_constant): Ignore paradoxical subregs.
4974 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
4976 PR rtl-optimization/53125
4977 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
4978 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
4979 die in the basic block. Correctly top off REG_FREQ and
4980 REG_FREQ_CALLS_CROSSED.
4982 (regstat_compute_ri): Allocate and free local_live_last_luid.
4984 (regstat_bb_compute_calls_crossed): Correctly top off
4985 REG_FREQ_CALLS_CROSSED.
4987 2012-05-17 Jan Hubicka <jh@suse.cz>
4989 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
4990 constructor over decl without.
4991 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
4992 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
4993 * cgraphunit.c (process_function_and_variable_attributes): Finalize
4995 (mark_functions_to_output): Also accept bodies for functions with
4997 (output_in_order): Skip external vars.
4998 * lto-cgraph.c (lto_output_node): External functions are never in other
5000 (lto_output_varpool_node): Likewise.
5001 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
5002 forgotten initializers.
5003 * ipa.c (process_references): Handle external vars.
5004 (symtab_remove_unreachable_nodes): Update to handle external vars.
5005 (varpool_externally_visible_p): External vars are externally visible.
5006 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
5007 * varpool.c (varpool_remove_node): Remove constructor.
5008 (decide_is_variable_needed): Handle externals.
5009 (varpool_remove_unreferenced_decls): Likewise.
5011 2012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
5013 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
5014 (enable_warning_as_error): Do not special case Wuninitialized.
5015 * optc-gen.awk: Add sanity checks.
5017 2012-05-17 Jan Hubicka <jh@suse.cz>
5019 * ipa-reference.c (is_proper_for_analysis): Do not check flags
5020 that might change as result of global optimization.
5021 (analyze_function): Do not check analyzed and externally_visible
5022 flags; be happy about address dereferences.
5023 (propagate): Prune all_module_statics so it really contains just
5024 statics; prune all the local summaries.
5025 (ipa_reference_write_optimization_summary): Simplify.
5027 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
5029 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
5030 * config/m68k/m68k-tables.opt: Regenerated.
5031 * doc/invoke.texi (M680x0 Options): Document.
5033 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
5034 Patrick Marlier <patrick.marlier@gmail.com>
5036 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
5039 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
5041 * configure: Regenerated.
5043 2012-05-16 Andrew Pinski <apinski@cavium.com>
5045 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
5048 2012-05-16 David S. Miller <davem@davemloft.net>
5050 * jump.c (delete_related_insns): If we remove a CALL, make sure
5051 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
5053 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5055 PR tree-optimization/53217
5056 * tree-ssa-reassoc.c (bip_map): New static variable.
5057 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
5058 (attempt_builtin_powi): Save feeding multiplies on a stack.
5059 (reassociate_bb): Create and destroy bip_map.
5061 2012-05-16 Olivier Hainque <hainque@adacore.com>
5063 * Makefile.in (install-no-fixedincludes): New target, former toplevel
5064 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
5065 Add comments and improve stamp preservation across the whole sequence.
5066 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
5068 2012-05-16 Richard Guenther <rguenther@suse.de>
5070 * tree-inline.c (insert_init_stmt): Do not call
5071 mark_symbols_for_renaming.
5072 (setup_one_parameter): Avoid initializing unused parameters.
5073 (declare_return_variable): Properly handle DECL_BY_REFERENCE
5074 return vars in SSA form.
5076 2012-05-16 Richard Guenther <rguenther@suse.de>
5078 * tree-flow.h (get_virtual_var): Remove.
5079 * tree-dfa.c (get_virtual_var): Likewise.
5081 2012-05-16 Richard Guenther <rguenther@suse.de>
5083 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
5084 Remove set-only bitmap of new names.
5085 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
5087 * tree-flow.h (ssa_names_to_replace): Remove.
5088 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
5090 2012-05-16 Richard Guenther <rguenther@suse.de>
5092 PR tree-optimization/53364
5093 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
5094 detect a view-conversion of the decl.
5096 2012-05-16 Dodji Seketeli <dodji@redhat.com>
5098 PR preprocessor/7263
5099 * c-tree.h (enum c_declspec_word): Declare new enum.
5100 (struct c_declspecs::locations): New member.
5101 (declspecs_add_qual, declspecs_add_scspec)
5102 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
5104 * c-decl.c (build_null_declspecs): Initialize the new struct
5105 c_declspecs::locations member.
5106 (declspecs_add_addrspace): Take a location parameter for the
5107 address space. Store it onto declaration specifiers.
5108 (declspecs_add_qual): Likewise, take a location parameter for the
5110 (declspecs_add_type): Likewise, take a location parameter for the
5112 (declspecs_add_scspec): Likewise, take a location parameter for
5113 the storage class specifier.
5114 (declspecs_add_attrs): Likewise, take a location parameter for the
5116 (declspecs_add_alignas): Likewise, take a location parameter for
5118 (finish_declspecs): For diagnostics, use the location of the
5119 relevant declspec, instead of the global input_location.
5120 * c-parser.c (c_parser_parameter_declaration): Pass the precise
5121 virtual location of the declspec to the declspecs-setters.
5122 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
5125 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
5127 * configure.ac: Stack protector enabling for Android targets.
5128 * configure: Regenerate.
5130 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
5132 * ira.c (pseudo_move_insn): Delete.
5133 (find_moveable_pseudos): Don't set it.
5134 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
5135 the definitions of the original pseudo. Delete all of them.
5137 2012-05-16 Olivier Hainque <hainque@adacore.com>
5139 * config/rs6000/rs6000-opts.h (enum processor_type): Add
5141 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
5142 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
5143 * config/rs6000/8540.md: indicate that the units/patterns apply to
5146 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
5147 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
5148 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
5149 related flags, check that what is queried is supported by the selected
5150 configuration. Rework the single/double_float and MASK_STRING resets to
5151 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
5152 costs for PROCESSOR_PPC8548 as well.
5153 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
5154 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
5155 statement instead of a sequence of ifs.
5157 * config/rs6000/rs6000.h (TARGET_E500): Remove.
5158 (TARGET_NO_LWSYNC): Adjust accordingly.
5159 * config/rs6000/e500.h (TARGET_E500): Remove.
5160 (CHECK_E500_OPTIONS): Adjust accordingly.
5161 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
5162 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
5163 * config/rs6000/linuxspe.h: Likewise.
5164 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
5165 superfluous comments.
5166 * config/rs6000/e500-double.h: Remove.
5168 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
5169 default to with_cpu=8548 if --enable-e500-double, and to 8540
5171 (set misc flags section): For powerpc*|rs6000*, remove inclusion
5172 of e500-double.h for --enable-e500-double.
5174 2012-05-16 Olivier Hainque <hainque@adacore.com>
5176 * Makefile.in (s-header-vars): Resort to -n instead of trailing
5177 -e d in sed invocation.
5179 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
5181 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
5183 * doc/tm.texi: Regenerate.
5185 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
5187 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
5189 2012-05-15 Jakub Jelinek <jakub@redhat.com>
5192 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
5193 that operands[2] is either immediate, or q_regs_operand.
5195 2012-05-15 Richard Guenther <rguenther@suse.de>
5197 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
5198 (assemble_thunk): Likewise. Manually rename and register
5201 2012-05-15 Richard Guenther <rguenther@suse.de>
5203 PR tree-optimization/53355
5204 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
5207 2012-05-15 Tristan Gingold <gingold@adacore.com>
5209 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
5211 2012-05-15 Richard Guenther <rguenther@suse.de>
5213 * gimple.c (gimple_set_modified): Move ...
5214 * gimple.h (gimple_set_modified): ... here.
5216 2012-05-15 Tristan Gingold <gingold@adacore.com>
5218 * ira-color.c (move_spill_restore): Add a guard.
5220 2012-05-15 Tristan Gingold <gingold@adacore.com>
5222 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
5225 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
5227 * gimplify.c (gimplify_init_constructor): Do a block move for very
5228 small objects as well.
5230 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
5232 * ira.c (find_moveable_pseudos): Skip registers whose
5233 DF_REG_EQ_USE_COUNT is nonzero.
5235 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
5237 * doc/md.texi (fma): Define to only be applicable for single rounding.
5239 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
5242 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
5243 generate target register for "load" class builtins.
5246 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
5249 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
5250 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
5251 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
5252 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
5253 (<sse>_movu<ssemodesuffix>): New expander.
5254 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
5255 (avx_movdqu<avxmodesuffix>): New expander.
5256 (*sse2_movdqu): Rename from sse2_movdqu.
5257 (sse2_movdqu): New expander.
5259 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
5262 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
5263 (canonicalize_perm): ... new function.
5264 (expand_vec_perm_2vperm2f128_vshuf): New function.
5265 (ix86_expand_vec_perm_const_1): Call it.
5267 2012-05-14 Andrew Pinski <apinski@cavium.com>
5268 H.J. Lu <hongjiu.lu@intel.com>
5269 Jakub Jelinek <jakub@redhat.com>
5272 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
5275 2012-05-14 Jakub Jelinek <jakub@redhat.com>
5277 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
5278 lineno 1 the same as lineno 0 before first start file directive.
5279 (optimize_macinfo_range): Likewise.
5281 * dwarf2out.c (have_macinfo): Define.
5282 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
5283 attribute, don't force empty compilation unit and don't emit any
5284 .debug_macinfo/.debug_macro section if macinfo_table is empty.
5286 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
5289 * config/avr/avr.c (avr_const_address_lo16): Remove.
5290 (avr_assemble_integer): Print ".byte lo8(x)",
5291 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
5292 .warning if 3-byte address is assembled.
5293 * doc/extend.texi (AVR Named Address Spaces): Document that
5294 binutils 2.23 is needed to assemble 3-byte addresses.
5296 2012-05-14 Richard Guenther <rguenther@suse.de>
5298 * tree-vect-data-refs.c (vect_setup_realignment): Remove
5299 call to mark_symbols_for_renaming.
5300 (vect_permute_load_chain): Likewise.
5301 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
5302 instead of calling mark_symbols_for_renaming.
5303 * tree-vect-stmts.c (read_vector_array): Remove call to
5304 mark_symbols_for_renaming.
5305 (write_vector_array): Likewise.
5306 (vectorizable_call): Likewise.
5307 (vectorizable_store): Likewise.
5308 (vectorizable_load): Likewise.
5309 * matrix-reorg.c (transform_allocation_sites): Likewise.
5310 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
5311 (create_expression_by_pieces): Likewise.
5313 2012-05-14 Richard Guenther <rguenther@suse.de>
5315 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
5316 of statements for renaming.
5317 (force_gimple_operand_1): Likewise, consistently for both
5318 calls to force_gimple_operand and force_gimple_operand_gsi.
5320 2012-05-14 Richard Guenther <rguenther@suse.de>
5322 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
5323 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
5325 (expand_omp_for): Likewise.
5326 (expand_omp_for_generic): Adjust conditional add to referenced vars.
5327 Use make_rename_temp for temporaries that should be rewritten into
5329 (expand_omp_for_static_nochunk): Likewise.
5330 (expand_omp_atomic_pipeline): Likewise.
5332 2012-05-14 Richard Guenther <rguenther@suse.de>
5334 PR tree-optimization/53331
5335 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
5337 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
5339 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
5342 * doc/options.texi: (LangEnabledBy): Document it.
5343 * optc-gen.awk: Handle LangEnabledBy.
5344 * opth-gen.awk: Generate declaration for lang-specific functions.
5345 * opt-read.awk: Record lang numbers.
5346 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
5347 (lang_sanitized_name): New.
5349 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
5351 * attribs.c (decl_attributes): Avoid emitting a warning if
5353 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
5354 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
5355 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
5356 define a string "1".
5357 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
5358 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
5359 BUILT_IN_STRCPY): Use it for these functions.
5360 * postreload.c (reload_combine): Deal with SETs inside
5361 CALL_INSN_FUNCTION_USAGE.
5362 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
5363 Look for REG_RETURNED notes and use a cheap restore if possible.
5364 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
5365 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
5366 * ira-build.c (ira_create_allocno, create_cap_allocno,
5367 propagate_allocno_info, propagate_some_info_from_allocno,
5368 copy_info_to_removed_store_destination, ira_flattening): Handle it.
5369 * ira-lives.c (pseudo_regno_single_word_and_live_p,
5370 find_call_crossed_cheap_reg): New static functions.
5371 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
5372 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
5373 a REG_RETURNED note in that case.
5374 * ira.c (setup_reg_renumber): Change assert to allow cases where
5375 allocnos only cross calls for which they are cheap to restore.
5376 * ira-costs.c (ira_tune_allocno_costs): Compare
5377 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
5379 * reg-notes.def (REG_RETURNED): New note.
5380 * cse.c (cse_insn): Likewise.
5381 * sched-deps.c (sched_analyze_insn): Likewise.
5382 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
5383 * calls.c (decl_return_flags): New static function.
5384 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
5385 functions that return one of their arguments.
5386 * regcprop.c (struct kill_set_value_data): New.
5387 (kill_set_value): Interpret data as a pointer to such a struct.
5388 Do nothing if the caller wants the register to be ignored.
5389 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
5391 2012-05-14 Richard Guenther <rguenther@suse.de>
5393 PR tree-optimization/53340
5394 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
5396 2012-05-14 Richard Guenther <rguenther@suse.de>
5398 * gimplify.c (gimplify_expr): Remove odd code.
5400 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
5402 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
5403 into a PLUS_EXPR byte offset.
5405 * tree-ssa-pre.c (can_value_number_call): Delete.
5406 (compute_avail): Skip all statements with side effects.
5407 <GIMPLE_CALL>: Skip calls to internal functions.
5409 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
5411 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
5413 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
5415 * common.opt (Wtype-limits): Use EnabledBy.
5417 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
5419 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
5420 (pushtf splitter): Ditto.
5422 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
5423 (<code>tf2): Enable for TARGET_SSE.
5424 (*absnegtf2_sse): Ditto.
5425 (copysign<mode>3): Enable TFmode for TARGET_SSE.
5426 (copysign<mode>3_const): Ditto.
5427 (copysign<mode>3_var): Ditto.
5428 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
5429 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
5430 (*<code>tf3): Ditto.
5431 * config/i386/i386.c (struct builtin_description bdesc_args)
5432 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
5433 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
5434 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
5435 Emit a normal call if SSE isn't available.
5437 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
5439 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
5440 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
5441 (<code><mode>3): Ditto.
5442 (*andnot<mode>3): Ditto.
5443 (*andnottf3): Ditto.
5444 (*<code><mode>3): Ditto.
5447 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
5449 * optc-gen.awk: Error instead of warning for conflicting help.
5451 2012-05-12 Jason Merrill <jason@redhat.com>
5454 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
5457 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
5459 * function.c (requires_stack_frame_p): If the function can throw
5460 non-call exceptions, return true if the insn can throw internally.
5462 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
5464 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
5466 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
5468 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
5469 ORDERED and UNORDERED conditions.
5471 2012-05-11 Richard Guenther <rguenther@suse.de>
5473 * tree-flow.h (referenced_var_check_and_insert): Remove.
5474 (find_new_referenced_vars): Likewise.
5475 * tree-dfa.c (referenced_var_check_and_insert): Make static.
5476 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
5477 * tree-inline.c (copy_bb): Use find_referenced_vars_in
5478 instead of find_new_referenced_vars.
5479 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
5481 2012-05-11 Richard Guenther <rguenther@suse.de>
5483 * tree-pass.h (pass_rest_of_compilation,
5484 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
5486 * passes.c (pass_all_optimizations, pass_postreload,
5487 pass_all_early_optimizations): Make static.
5488 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
5489 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
5490 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
5491 (delete_tree_ssa): Do not call fini_phinodes.
5492 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
5494 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
5497 * doc/options.texi (EnabledBy): Document
5498 * opts.c: Include opts.h and options.h before tm.h.
5499 (finish_options): Do not handle some sub-options here...
5500 (common_handle_option): ... instead call common_handle_option_auto
5502 * optc-gen.awk: Handle EnabledBy.
5503 * opth-gen.awk: Declare common_handle_option_auto.
5504 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
5505 (Wmaybe-uninitialized): Likewise.
5506 (Wunused-but-set-variable): Likewise.
5507 (Wunused-function): Likewise.
5508 (Wunused-label): Likewise.
5509 (Wunused-value): Likewise.
5510 (Wunused-variable): Likewise.
5511 * opt-read.awk: Create opt_numbers array.
5513 2012-05-11 Richard Guenther <rguenther@suse.de>
5515 PR tree-optimization/53295
5516 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
5518 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
5519 strides when analyzing data-references in a loop context.
5520 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
5521 non-constant strides for now.
5522 (vect_enhance_data_refs_alignment): Ignore data references
5523 that are strided loads.
5524 (vect_analyze_data_ref_access): Handle non-constant strides.
5525 (vect_check_strided_load): Verify the data-reference is a load.
5526 (vect_analyze_data_refs): Restructure to make strided load
5527 support not dependent on gather support.
5528 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
5529 when doing strided or gather loads.
5530 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
5531 integer_zerop to compare stride with zero.
5533 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
5535 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
5537 2012-05-11 Jan Hubicka <jh@suse.cz>
5540 * varpool.c (varpool_assemble_decl): Also output constat pool entries
5541 that output_constant_pool missed.
5543 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
5545 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
5546 MULTILIB_EXTRA_OPTS.
5548 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
5551 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
5553 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
5555 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
5556 optimization for TARGET_AVX.
5557 (*movti_internal_sse): Ditto.
5558 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
5559 (*movdi_internal): Ditto.
5560 (*movsi_internal): Ditto.
5561 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
5562 (*movdf_internal_rex64): Ditto.
5563 (*movfd_internal): Ditto.
5564 (*movsf_internal): Ditto.
5565 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
5567 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
5569 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
5570 reference as size attribute.
5572 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
5573 Tristan Gingold <gingold@adacore.com>
5575 * doc/md.texi (Standard Names): Document probe_stack_address.
5576 * explow.c (emit_stack_probe): Handle probe_stack_address.
5577 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
5578 (UNSPECV_PROBE_STACK_RANGE): Likewise.
5579 (probe_stack_address): New insn.
5580 (probe_stack_range): Likewise.
5581 * config/ia64/ia64.c: Include common/common-target.h.
5582 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
5583 checking is enabled.
5584 (ia64_emit_probe_stack_range): New function.
5585 (output_probe_stack_range): Likewise.
5586 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
5587 builtin stack checking is enabled.
5588 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
5589 and UNSPECV_PROBE_STACK_ADDRESS.
5590 (unknown_for_bundling_p): New predicate.
5591 (group_barrier_needed): Use important_for_bundling_p.
5592 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
5593 (issue_nops_and_insn): Likewise.
5594 (bundling): Likewise.
5595 (final_emit_insn_group_barriers): Likewise.
5596 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
5597 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
5598 (STACK_CHECK_PROTECT): Likewise.
5599 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
5601 2012-05-10 Jan Hubicka <jh@suse.cz>
5603 * ipa-inline.c (update_all_callee_keys): Remove.
5604 (inline_small_functions): Simplify priority updating.
5606 2012-05-10 Jan Hubicka <jh@suse.cz>
5608 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
5610 2012-05-10 Jan Hubicka <jh@suse.cz>
5612 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
5613 (symtab_remove_unreachable_nodes): ... this one.
5614 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
5615 * cgraphunit.c (ipa_passes): Update.
5616 * cgraphclones.c (cgraph_materialize_all_clones): Update.
5617 * cgraph.c (cgraph_release_function_body): Only turn initial
5618 into error mark when initial was previously set.
5619 * ipa-inline.c (ipa_inline): Update.
5620 * ipa.c: Include ipa-inline.h
5621 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
5622 (enqueue_node): New function.
5623 (process_references): Update.
5624 (symtab_remove_unreachable_nodes): Cleanup.
5625 * passes.c (execute_todo, execute_one_pass): Update.
5627 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
5629 PR rtl-optimization/53125
5630 * ira.c (ira): Call find_moveable_pseudos and
5631 move_unallocated_pseudos if only ira_conflicts_p is true.
5633 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
5635 * config/i386/i386.md (*movoi_internal_avx): Handle
5636 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
5637 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
5638 (*movti_internal_sse): Ditto.
5639 (*movtf_internal): Ditto.
5640 * config/i386/sse.md (ssePSmode): New mode attribute.
5641 (*move<mode>_internal): Use ssePSmode.
5642 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
5643 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
5644 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
5645 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
5647 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
5649 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
5650 DECL_ORIGINAL_TYPE if it is present.
5652 2012-05-10 Nick Clifton <nickc@redhat.com>
5655 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
5656 a "0" constraint to being a (match_dup 0).
5658 2012-05-10 Richard Guenther <rguenther@suse.de>
5660 * stor-layout.c (byte_from_pos): Amend comment.
5662 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5664 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
5665 Document requirement to call in constructors.
5667 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
5669 2012-05-10 Richard Guenther <rguenther@suse.de>
5671 * tree.h (TYPE_IS_SIZETYPE): Remove.
5672 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
5673 (extract_muldiv_1): Likewise.
5674 * gimple.c (gtc_visit): Likewise.
5675 (gimple_types_compatible_p): Likewise.
5676 (iterative_hash_canonical_type): Likewise.
5677 (gimple_canonical_types_compatible_p): Likewise.
5678 * gimplify.c (gimplify_one_sizepos): Likewise.
5679 * print-tree.c (print_node): Likewise.
5680 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
5682 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
5685 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
5686 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
5687 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
5688 instead of xop_mulv2div2di3_low.
5689 (xop_p<macs>dql): Fix vec_select selector.
5690 (xop_p<macs>dqh): Ditto.
5691 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
5692 (xop_mulv2div2di3_high): Ditto.
5694 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
5697 * diagnostic.h (diagnostic_context): Add last_location.
5698 * diagnostic.c (diagnostic_initialize): Initialize it.
5699 (diagnostic_show_locus): Use it.
5701 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
5703 * doc/extend.texi (Function Attributes): Point xref to section
5706 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
5708 * config/i386/i386.c (*movdf_internal_rex64): Remove
5709 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
5710 Calculate "mode" attribute according to
5711 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
5712 (*movdf_internal): Ditto.
5714 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
5717 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
5718 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
5719 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
5720 or when optimizing for size.
5721 * config/i386/sse.md (*mov<mode>_internal): Remove
5722 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
5723 Calculate "mode" attribute according to optimize_function_for_size_p
5724 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
5725 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
5726 depending on the mode of the instruction. Calculate "mode" attribute
5727 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
5728 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
5729 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
5731 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
5734 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
5735 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
5736 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
5737 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
5738 (expand_prologue): Move initialization of cfun->machine->is_naked,
5739 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
5740 (avr_set_current_function): ...this new static function.
5741 (TARGET_SET_CURRENT_FUNCTION): New define.
5742 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
5743 checking attributes of current_function_decl.
5744 (avr_regs_to_save): Ditto.
5745 (signal_function_p): Rename to avr_signal_function_p.
5746 (interrupt_function_p): Rename to avr_interrupt_function_p.
5748 * doc/extend.texi (Function Attributes): Better explanation of
5749 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
5752 2012-05-09 Michael Matz <matz@suse.de>
5754 PR tree-optimization/53185
5755 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
5756 peeling when we see strided loads.
5758 2012-05-09 Matthias Klose <doko@ubuntu.com>
5760 * gcc-ar.c (main): Don't check for execute bits for the plugin.
5762 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5764 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
5765 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
5766 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
5767 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
5768 (USE_LOAD_POST_INCREMENT): Define.
5769 (USE_LOAD_PRE_INCREMENT): Define.
5770 (USE_LOAD_POST_DECREMENT): Define.
5771 (USE_LOAD_PRE_DECREMENT): Define.
5772 (USE_STORE_PRE_DECREMENT): Define.
5773 (USE_STORE_PRE_INCREMENT): Define.
5774 (USE_STORE_POST_DECREMENT): Define.
5775 (USE_STORE_POST_INCREMENT): Define.
5776 (arm_auto_incmodes): Add enumeration.
5777 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
5778 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
5780 2012-05-09 Jakub Jelinek <jakub@redhat.com>
5782 PR tree-optimization/53226
5783 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
5784 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
5785 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
5786 doesn't need to be revisited, look for earliest stmt with
5787 !gimple_plf (stmt, GF_PLF_1) if something changed.
5789 2012-05-09 Terry Guo <terry.guo@arm.com>
5791 * genmultilib: Update copyright dates.
5792 * doc/fragments.texi: Ditto.
5794 2012-05-09 Terry Guo <terry.guo@arm.com>
5796 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
5797 * genmultilib (MULTILIB_REQUIRED): New.
5798 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
5800 2012-05-09 Richard Guenther <rguenther@suse.de>
5802 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
5803 (vect_do_peeling_for_loop_bound): Likewise.
5804 (vect_do_peeling_for_alignment): Likewise.
5805 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
5806 (vect_do_peeling_for_loop_bound): Get check_profitability and
5807 threshold as parameters.
5808 (vect_do_peeling_for_alignment): Likewise.
5809 (vect_loop_versioning): Likewise.
5810 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
5811 and threshold here. Control where to put the check here.
5813 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
5816 * dwarf2out.h (get_address_mode): Move declaration to...
5818 * dwarf2out.c (get_address_mode): Move definition to...
5819 * rtlanal.c: ...here.
5820 * var-tracking.c (get_address_mode): Delete.
5821 * combine.c (find_split_point): Use get_address_mode instead of
5822 targetm.addr_space.address_mode.
5823 * cselib.c (cselib_record_sets): Likewise.
5824 * dse.c (canon_address, record_store): Likewise.
5825 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
5826 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
5827 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
5828 (expand_expr_real_1): Likewise.
5829 * ifcvt.c (noce_try_cmove_arith): Likewise.
5830 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
5831 * reload.c (find_reloads): Likewise.
5832 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
5833 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
5835 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
5837 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
5838 information from the instruction produced.
5840 2012-05-09 Richard Guenther <rguenther@suse.de>
5842 * stor-layout.c (bit_from_pos): Document.
5843 (byte_from_pos): Likewise. Optimize.
5844 (pos_from_bit): Likewise.
5845 (normalize_offset): Use pos_from_bit instead of replicating it.
5847 2012-05-09 Alan Modra <amodra@gmail.com>
5850 * config/rs6000/rs6000.c (gen_frame_set): New function.
5851 (gen_frame_load, gen_frame_store): New functions.
5852 (rs6000_savres_rtx): Use the above.
5853 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
5854 Correct mode used for CR2 in save/restore_world patterns.
5855 Don't emit instructions for eh_return frame unwind reg info.
5857 2012-05-08 Jan Hubicka <jh@suse.cz>
5859 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
5861 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
5863 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
5865 (compile_file): Do not output variables.
5866 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
5868 * langhooks.c: Include timevar.h
5869 (write_global_declarations): Finalize compilation unit after wrapup;
5870 set timevars correctly.
5871 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
5872 not to be added to varpool.
5873 * varpool.c (varpool_assemble_decl): Sanity check that we are called
5874 only on cases where it makes sense; skip constant pool and value expr
5877 2012-05-08 David S. Miller <davem@davemloft.net>
5879 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
5880 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
5881 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
5883 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
5885 PR rtl-optimization/53278
5886 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
5887 speed_p code from earlier patch.
5889 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
5892 * config/sh/sh.md (*branch_true, *branch_false): New insns.
5894 2012-05-08 Teresa Johnson <tejohnson@google.com>
5896 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
5897 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
5899 2012-05-08 Jan Hubicka <jh@suse.cz>
5901 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
5902 (cgraph_create_node_1): Rename to ...
5903 (cgraph_create_empty_node): ... this one; export.
5904 (cgraph_create_node): Update.
5905 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
5906 (cgraph_create_edge_including_clones): Likewise.
5907 (cgraph_find_replacement_node): Likewise.
5908 (cgraph_clone_edge): Likewise.
5909 (cgraph_clone_node): Likewise.
5910 (clone_function_name): Likewise.
5911 (cgraph_create_virtual_clone): Likewise.
5912 (cgraph_remove_node_and_inline_clones): Likewise.
5913 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
5914 * cgraph.h: Reorder declarations so they match file of origin.
5915 (cgraph_create_empty_node): Declare.
5916 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
5917 (cgraph_copy_node_for_versioning): Likewise.
5918 (cgraph_function_versioning): Likewise.
5919 (cgraph_materialize_clone): Likewise.
5920 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
5921 (cgraph_materialize_all_clones): Likewise.
5922 * cgraphclones.c: New file.
5923 * Makefile.in: Update for cgraphclones.
5925 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
5928 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
5929 (ix86_rtx_costs): Handle SET.
5931 2012-05-08 Michael Matz <matz@suse.de>
5933 * basic-block.h (struct rtl_bb_info): Remove visited member and
5934 move head_ member to ...
5935 (struct basic_block_def.basic_block_il_dependent): ... the new
5936 member x, replacing but containing old member rtl.
5937 (enum bb_flags): New BB_VISITED flag.
5938 (BB_HEADER, BB_FOOTER): New macros.
5940 * jump.c (mark_all_labels): Adjust.
5941 * cfgcleanup.c (try_optimize_cfg): Adjust.
5942 * cfglayout.c (record_effective_endpoints): Adjust.
5943 (relink_block_chain): Ditto (and don't fiddle with visited).
5944 (fixup_reorder_chain): Adjust.
5945 (fixup_fallthru_exit_predecessor): Ditto.
5946 (cfg_layout_duplicate_bb): Ditto.
5947 * combine.c (update_cfg_for_uncondjump): Adjust.
5948 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
5949 (bb_visited_trace): New accessor.
5950 (mark_bb_visited): Move in front.
5951 (rotate_loop): Use bb_visited_trace.
5952 (find_traces_1_round): Ditto.
5953 (emit_barrier_after): Ditto.
5954 (copy_bb): Ditto, and initialize visited on resize.
5955 (reorder_basic_blocks): Initize visited member.
5956 (duplicate_computed_gotos): Clear bb flags at start, use
5959 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
5960 (rtl_verify_flow_info_1): Ditto.
5961 (cfg_layout_split_block): Ditto.
5962 (cfg_layout_delete_block): Ditto.
5963 (cfg_layout_merge_blocks): Ditto.
5964 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
5966 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
5969 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
5970 when a constant source operand matches an "I" constraint, the "no
5971 CC0 change" applies to a register-destination only, not a
5972 strict_low_part-destination.
5974 2012-05-08 Richard Guenther <rguenther@suse.de>
5976 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
5977 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
5979 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
5981 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
5983 * doc/avr-mmcu.texi: New auto-generated file.
5984 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
5985 to document all valid -mmcu= arguments.
5987 * config/avr/avr.h (arch_info_s): New struct definition.
5988 * config/avr/avr-devices.c (avr_texinfo): New variable.
5989 * config/avr/gen-avr-mmcu-texi.c: New file.
5990 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
5992 2012-05-08 Dehao Chen <dehao@google.com>
5994 * predict.c (find_qualified_ssa_name): New.
5995 (find_ssa_name_in_expr): New.
5996 (find_ssa_name_in_assign_stmt): New.
5997 (is_comparison_with_loop_invariant_p): New.
5998 (is_bound_expr_similar): New.
5999 (predict_iv_comparison): New.
6000 (predict_loops): Add heuristic for loop-nested branches that compare an
6001 induction variable to a loop bound variable.
6002 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
6004 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
6006 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
6007 TARGET_BDVER2 defines where appropriate.
6009 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
6011 * configure.ac (PLUGIN_LD): Rename into...
6012 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
6013 * config.in: Regenerate.
6014 * configure: Likewise.
6015 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
6017 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
6019 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
6020 computation using the precision of the index type.
6021 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
6022 (fold_array_ctor_reference): Do index computations in the index type.
6024 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
6026 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
6027 down to plus_constant.
6028 (expand_epilogue): Ditto.
6030 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
6032 * postreload.c (reload_cse_regs): Make static.
6033 * reload.h (reload_cse_regs): Remove prototype.
6035 2012-05-07 Richard Henderson <rth@redhat.com>
6037 * config/alpha/alpha.md (clear_cache): New pattern.
6039 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
6042 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
6043 is folded to a type boundary value, verify that the resulting case
6044 label is still a care range.
6046 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
6048 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
6049 only for TARGET_GENERIC, when not optimizing for size.
6050 (*ffs<mode>_1): Ditto.
6052 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
6054 * tree-cfg.c (verify_gimple_switch): Tighten checks.
6056 2012-05-07 Jakub Jelinek <jakub@redhat.com>
6058 PR tree-optimization/53239
6059 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
6060 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
6062 2012-05-07 Richard Guenther <rguenther@suse.de>
6064 PR tree-optimization/53195
6065 * tree-inline.c (setup_one_parameter): Properly add referenced
6066 vars from the parameters new known value.
6068 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
6070 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
6071 (sched_branch_type): Remove.
6072 (m68k_sched_md_init_global): Don't allocate it.
6073 (m68k_sched_md_finish_global): Don't free it.
6074 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
6075 * config/m68k/m68k.md: Set the type of insns using
6076 m68k_sched_branch_type to bcc directly.
6078 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6080 * config/sol2.c (solaris_override_options): New function.
6081 * config/sol2-protos.h (solaris_override_options): Declare.
6082 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
6084 2012-05-07 Richard Guenther <rguenther@suse.de>
6086 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
6087 whether we failed to compute data dependences.
6088 (loop_prefetch_arrays): Fail if we failed.
6090 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
6091 Paolo Bonzini <bonzini@gnu.org>
6093 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
6094 Emit bsf when optimizing for size.
6095 (*ffs<mode>_1): Ditto.
6097 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
6100 * config/sh/sh.c (sh_rtx_costs): Handle SET.
6102 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
6105 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
6106 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
6107 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
6109 (*bswapdi2_doubleword): New insn pattern.
6110 (*bswap<mode>2): Rename from *bswap<mode>2_1.
6112 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
6114 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
6115 (mips_set_reg_reg_cost): Likewise.
6116 (mips_rtx_costs): Handle SET.
6118 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
6120 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
6121 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
6122 to compute the cost of moves. Set the mode of the target register.
6124 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
6126 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
6127 plus_constant function.
6128 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
6129 that the mode is sensible.
6130 (use_anchored_address, round_push, allocate_dynamic_stack_space)
6131 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
6134 * alias.c (canon_rtx): Likewise.
6135 (init_alias_analysis): Likewise.
6136 * builtins.c (expand_builtin_return_addr)
6137 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
6138 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
6139 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
6140 (expand_builtin_stpcpy): Likewise.
6141 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
6142 (compute_argument_addresses, internal_arg_pointer_based_exp)
6143 (expand_call, emit_library_call_value_1): Likewise.
6144 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
6145 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
6146 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
6147 * cse.c (insert_const_anchor, find_reg_offset_for_const)
6148 (use_related_value, fold_rtx): Likewise.
6149 * cselib.c (cselib_subst_to_values): Likewise.
6150 * dse.c (record_store, check_mem_read_rtx): Likewise.
6151 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
6152 * emit-rtl.c (adjust_address_1): Likewise.
6153 * except.c (sjlj_emit_function_enter)
6154 (expand_builtin_extract_return_addr)
6155 (expand_builtin_frob_return_addr): Likewise.
6156 * expmed.c (expand_divmod): Likewise.
6157 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
6158 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
6159 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
6160 * function.c (assign_stack_local_1)
6161 (instantiate_virtual_regs_in_rtx): Likewise.
6162 * optabs.c (prepare_cmp_insn): Likewise.
6163 * recog.c (offsettable_address_addr_space_p): Likewise.
6164 * reload.c (find_reloads_address, form_sum)
6165 (find_reloads_subreg_address): Likewise.
6166 * reload1.c (init_reload, eliminate_regs_1)
6167 (eliminate_regs_in_insn): Likewise.
6168 * simplify-rtx.c (simplify_unary_operation_1)
6169 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
6170 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
6171 (vt_add_function_parameter): Likewise.
6173 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
6174 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
6175 * config/alpha/alpha.c (alpha_legitimize_address_1)
6176 (get_unaligned_address, alpha_expand_unaligned_load)
6177 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
6178 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
6179 (alpha_expand_builtin_establish_vms_condition_handler)
6180 (alpha_setup_incoming_varargs, emit_frame_store_1)
6181 (alpha_expand_prologue, alpha_expand_epilogue)
6182 (alpha_use_linkage): Likewise.
6183 * config/alpha/alpha.md: Likewise.
6185 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
6186 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
6187 (thumb_legitimize_address, arm_gen_load_multiple_1)
6188 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
6189 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
6190 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
6191 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
6192 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
6193 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
6194 (thumb_expand_movmemqi, arm_set_return_address)
6195 (thumb_set_return_address): Likewise.
6196 * config/arm/arm.md: Likewise.
6198 * config/avr/avr.c (avr_incoming_return_addr_rtx)
6199 (avr_prologue_setup_frame, expand_epilogue)
6200 (avr_const_address_lo16): Likewise.
6202 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
6203 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
6204 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
6205 (bfin_output_mi_thunk): Likewise.
6207 * config/c6x/c6x.c (c6x_initialize_trampoline)
6208 (c6x_output_mi_thunk): Likewise.
6210 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
6211 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
6213 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
6214 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
6215 (cris_emit_movem_store, cris_trampoline_init): Likewise.
6216 * config/cris/cris.md: Likewise.
6218 * config/darwin.c (machopic_indirect_data_reference)
6219 (machopic_legitimize_pic_address): Likewise.
6221 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
6222 (epiphany_expand_prologue, epiphany_expand_epilogue)
6223 (epiphany_trampoline_init): Likewise.
6224 * config/epiphany/epiphany.md: Likewise.
6226 * config/fr30/fr30.c (fr30_move_double): Likewise.
6228 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
6229 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
6230 (frv_index_memory, unspec_got_name, frv_find_base_term)
6231 (frv_output_dwarf_dtprel): Likewise.
6233 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
6234 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
6236 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
6237 * config/i386/i386.c (setup_incoming_varargs_64)
6238 (setup_incoming_varargs_ms_64, choose_baseaddr)
6239 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
6240 (ix86_emit_probe_stack_range, ix86_expand_prologue)
6241 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
6242 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
6243 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
6244 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
6245 (x86_output_mi_thunk): Likewise.
6246 * config/i386/i386.md: Likewise.
6248 * config/ia64/ia64.c (ia64_expand_load_address)
6249 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
6250 (do_spill, ia64_trampoline_init): Likewise.
6252 * config/iq2000/iq2000.c (iq2000_va_start)
6253 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
6254 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
6255 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
6257 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
6259 * config/m32c/m32c.c (m32c_return_addr_rtx)
6260 (m32c_expand_insv): Likewise.
6262 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
6263 (m32r_legitimize_pic_address, m32r_print_operand)
6264 (m32r_print_operand_address): Likewise.
6266 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
6267 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
6268 (EH_RETURN_HANDLER_RTX): Likewise.
6269 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
6270 (m68k_expand_epilogue, legitimize_pic_address)
6271 (m68k_output_mi_thunk): Likewise.
6272 * config/m68k/m68k.md: Likewise.
6274 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
6275 (mcore_expand_epilog): Likewise.
6276 * config/mcore/mcore.md: Likewise.
6278 * config/mep/mep.c (mep_allocate_initial_value)
6279 (mep_expand_prologue, mep_expand_epilogue): Likewise.
6281 * config/microblaze/microblaze.c (double_memory_operand)
6282 (microblaze_block_move_loop): Likewise.
6284 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
6285 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
6286 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
6287 (mips_expand_prologue, mips_epilogue_set_cfa)
6288 (mips_expand_epilogue): Likewise.
6289 * config/mips/mips.md: Likewise.
6291 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
6292 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
6294 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
6295 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
6297 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
6298 (EH_RETURN_HANDLER_RTX): Likewise.
6299 * config/moxie/moxie.c (moxie_static_chain): Likewise.
6301 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
6302 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
6303 (pa_return_addr_rtx, hppa_builtin_saveregs)
6304 (pa_trampoline_init): Likewise.
6305 * config/pa/pa.md: Likewise.
6307 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
6309 * config/picochip/picochip.c (picochip_static_chain): Likewise.
6311 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
6312 * config/rs6000/rs6000.c (rs6000_legitimize_address)
6313 (setup_incoming_varargs, print_operand, rs6000_return_addr)
6314 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
6315 (rs6000_emit_epilogue)
6316 (rs6000_machopic_legitimize_pic_address): Likewise.
6318 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
6320 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
6321 (DYNAMIC_CHAIN_ADDRESS): Likewise.
6322 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
6323 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
6324 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
6325 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
6326 (s390_emit_epilogue, s390_function_profiler): Likewise.
6327 * config/s390/s390.md: Likewise.
6329 * config/score/score.c (score_add_offset, score_prologue): Likewise.
6331 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
6332 (sh_output_mi_thunk): Likewise.
6333 * config/sh/sh.md: Likewise.
6335 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
6336 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
6337 * config/sparc/sparc.c (sparc_legitimize_pic_address)
6338 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
6339 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
6340 (emit_and_preserve): Likewise.
6341 * config/sparc/sparc.md: Likewise.
6343 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
6344 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
6345 (spu_setup_incoming_varargs, ea_load_store_inline)
6346 (spu_expand_load): Likewise.
6348 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
6349 (combine_bnp): Likewise.
6351 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
6352 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
6353 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
6355 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
6356 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
6357 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
6359 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
6360 * config/v850/v850.md: Likewise.
6362 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
6363 (EH_RETURN_HANDLER_RTX): Likewise.
6364 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
6365 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
6366 (print_operand_address, vax_trampoline_init): Likewise.
6368 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
6369 (xtensa_function_value_regno_p): Likewise.
6371 2012-05-04 Andrew Pinski <apinski@cavium.com>
6373 * expr.c (get_def_for_expr_class): New function.
6374 (convert_tree_comp_to_rtx): New function.
6375 (expand_cond_expr_using_cmove): New function.
6376 (expand_expr_real_2 <case COND_EXPR>): Call
6377 expand_cond_expr_using_cmove first and return if it succeeds.
6378 Remove the check for HAVE_conditional_move since we should have
6379 already converted it to a conditional move.
6380 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
6381 modes of DImode for 32bits and TImode.
6383 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
6386 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
6387 (print_md_ptr_loc, print_c_condition): Use them.
6388 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
6389 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
6390 attr_file, dfa_file, latency_file): New global variables.
6391 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
6392 write_upcase, write_indent, write_length_unit_log, write_test_expr,
6393 write_attr_get, write_insn_cases, write_eligible_delay,
6394 write_const_num_delay_slots): Accept FILE pointer and toss it around.
6396 (write_header, open_outfile, handle_arg): New funcions.
6397 (make_automaton_attrs): Write prototypes as extern to the output
6399 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
6400 names from the command line. Open the output files and write out
6401 internal functions for DFA functions to dfa_file_name, insn latency
6402 functions to latency_file_name, and everything else to attr_file.
6403 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
6404 (BACKEND): Build libbackend first.
6405 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
6406 (.PRECIOUS): Likewise.
6407 (insn-dfatab.o): New rule.
6408 (insn-latencytab.o): New rule.
6409 (simple_rtl_generated_c): Do not include insn-attrtab.c.
6410 (s-attrtab): New rule.
6412 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
6414 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
6415 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
6416 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
6417 * reorg.c (get_jump_flags): Do not set the removed flags.
6419 * doc/md.texi (attr_flag): Update for abovementioned changes.
6421 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
6424 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
6425 (TARGET_CMOV): Rename from TARGET_CMOVE.
6426 (TARGET_CMOVE): New define.
6427 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
6428 Do not set TARGET_CMOVE here.
6430 2012-05-04 Dodji Seketeli <dodji@redhat.com>
6432 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
6433 * opts.c (finish_options): Activate -Wunused-local-typedefs if
6434 -Wunused is activated.
6435 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
6437 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6439 * config/s390/s390.md (*movmem_short, *clrmem_short)
6440 (*cmpmem_short): Move the mode check from the insn condition to
6443 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
6445 PR tree-optimization/52633
6446 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
6447 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
6448 (vect_recog_over_widening_pattern): Remove handling of code that was
6449 already detected as over-widening pattern. Remove special handling
6450 of "unsigned" cases. Instead, support general case of conversion
6451 of the shift result to another type.
6453 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
6455 * tree-vect-patterns.c (vect_single_imm_use): New function.
6456 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
6457 (vect_recog_over_widening_pattern): Likewise.
6458 (vect_recog_widen_shift_pattern): Likewise.
6460 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
6462 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
6463 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
6464 (vect_recog_widen_mult_pattern): Likewise.
6465 (vect_operation_fits_smaller_type): Likewise.
6466 (vect_recog_over_widening_pattern): Likewise.
6467 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
6469 2012-05-04 Richard Guenther <rguenther@suse.de>
6472 * lto-wrapper.c (merge_and_complain): Complain about mismatches
6473 of -freg-struct-return and -fpcc-struct-return.
6474 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
6475 from the input file options and ignore those from the link
6478 2012-05-04 Richard Guenther <rguenther@suse.de>
6480 PR tree-optimization/53168
6481 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
6482 memory reads when the result is a constant we can pun.
6484 2012-05-04 Richard Guenther <rguenther@suse.de>
6486 * common.opt (flto-report): Do not mark as Optimization.
6488 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
6491 * recog.c (constrain_operands): If extra constraints are present, also
6492 accept pseudo-registers with equivalent memory locations during reload.
6494 2012-05-04 Olivier Hainque <hainque@adacore.com>
6496 * collect2.c (may_unlink_output_file): New global.
6497 (maybe_unlink): Honor it.
6498 * collect2.h: Add extern for it.
6499 * tlink.c (do_tlink): Set it to true if the link succeeded.
6501 2012-05-04 Olivier Hainque <hainque@adacore.com>
6503 * gcc.c (eval_spec_function): Finalize/restore the current string
6504 obstack state as part of the context push/pop operations.
6506 2012-05-04 Bin Cheng <bin.cheng@arm.com>
6508 PR rtl-optimization/52804
6509 * reload1.c (reload_reg_reaches_end_p): Check whether successor
6510 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
6511 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
6512 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
6513 RELOAD_FOR_OUTADDR_ADDRESS.
6515 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
6518 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
6519 for macro expansion.
6521 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
6523 * flags.h (flag_permissive): Do not declare.
6524 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
6526 * toplev.c (flag_permissive): Do not define.
6527 * c-tree.h (system_header_p): Delete unused.
6529 2012-05-03 David S. Miller <davem@davemloft.net>
6532 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
6533 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
6534 (sparc_emit_float_lib_cmp): Likewise.
6536 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
6539 * config/rs6000/rs6000.md (bswapdi splitters): If
6540 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
6541 default) is used, generate an alternate sequence that does not
6542 depend on using indexed addressing.
6544 2012-05-03 Jason Merrill <jason@redhat.com>
6546 * gengtype.c (write_types): Fix warning message.
6547 (write_local): Likewise.
6549 2012-05-02 Jason Merrill <jason@redhat.com>
6551 * dwarf2out.c (struct external_ref, build_local_stub): New.
6552 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
6553 (optimize_external_refs, optimize_external_refs_1): New.
6554 (change_AT_die_ref): New.
6555 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
6556 (build_abbrev_table): Take the external refs hashtable.
6557 (output_comp_unit): Get it from optimize_external_refs and pass it in.
6559 2012-05-03 Jan Hubicka <jh@suse.cz>
6562 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
6564 2012-05-03 Jan Hubicka <jh@suse.cz>
6567 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
6569 2012-05-03 Jason Merrill <jason@redhat.com>
6571 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
6572 use_debug_types to discriminate the die_id union.
6573 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
6574 (build_abbrev_table, output_die): Likewise.
6575 (prune_unused_types_walk_attribs): Likewise.
6576 (generate_type_signature, copy_declaration_context): Set it.
6577 (remove_child_or_replace_with_skeleton): Set it.
6578 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
6579 check use_debug_types.
6580 (dwarf2out_finish): Do break_out_includes after .debug_types.
6582 2012-05-03 Jason Merrill <jason@redhat.com>
6584 * dwarf2out.c (modified_type_die): Use scope_die_for.
6585 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
6586 (uses_local_type_r, uses_local_type): New.
6587 (scope_die_for): Keep a type that uses a local type in local scope.
6588 Use get_context_die for namespace and type scope.
6590 2012-05-03 Jason Merrill <jason@redhat.com>
6592 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
6594 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
6595 (dwarf2out_finish): Likewise.
6597 2012-05-03 Martin Jambor <mjambor@suse.cz>
6599 * builtins.c (get_object_alignment_1): Return whether we can determine
6600 the alignment or conservatively assume byte alignment. Return the
6601 alignment by reference. Use get_pointer_alignment_1 for dereference
6603 (get_pointer_alignment_1): Return whether we can determine the
6604 alignment or conservatively assume byte alignment. Return the
6605 alignment by reference. Use get_ptr_info_alignment to get SSA name
6607 (get_object_alignment): Update call to get_object_alignment_1.
6608 (get_object_or_type_alignment): Likewise, fall back to type alignment
6609 only when it returned false.
6610 (get_pointer_alignment): Update call to get_pointer_alignment_1.
6611 * fold-const.c (get_pointer_modulus_and_residue): Update call to
6612 get_object_alignment_1.
6613 * ipa-prop.c (ipa_modify_call_arguments): Update call to
6614 get_pointer_alignment_1.
6615 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
6616 of MEM_REF or TARGET_MEM_REF only when it returns false.
6617 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
6618 get_object_alignment_1.
6619 (ccp_finalize): Use set_ptr_info_alignment.
6620 * tree.h (get_object_alignment_1): Update declaration.
6621 (get_pointer_alignment_1): Likewise.
6622 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
6623 (dump_gimple_stmt): Likewise.
6624 * tree-flow.h (ptr_info_def): Updated comments of fields align and
6626 (get_ptr_info_alignment): Declared.
6627 (mark_ptr_info_alignment_unknown): Likewise.
6628 (set_ptr_info_alignment): Likewise.
6629 (adjust_ptr_info_misalignment): Likewise.
6630 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
6631 and set alignment of SSA names.
6632 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
6633 mark_ptr_info_alignment_unknown.
6634 * tree-ssanames.c (get_ptr_info_alignment): New function.
6635 (mark_ptr_info_alignment_unknown): Likewise.
6636 (set_ptr_info_alignment): Likewise.
6637 (adjust_ptr_info_misalignment): Likewise.
6638 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
6639 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
6641 (bump_vector_ptr): Likewise.
6642 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
6643 (vectorizable_store): Likewise.
6644 (vectorizable_load): Likewise.
6646 2012-05-03 Michael Matz <matz@suse.de>
6648 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
6649 in front of basic_block_def.
6650 (struct basic_block_def): Make il.gimple the full struct, not a
6652 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
6654 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
6655 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
6656 NULL il.gimple, which can't happen anymore.
6657 * gimple.h (bb_seq): il.gimple can't be NULL.
6658 (bb_seq_add): Ditto.
6659 (set_bb_seq): Adjust.
6660 (gsi_start_bb, gsi_last_bb): Tidy.
6661 * lto-streamer-in.c (make_new_block): Don't zero members that
6662 are zeroed already, don't allocate a gimple_bb_info.
6663 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
6664 (remove_bb): Clear all il.gimple members.
6665 (gimple_verify_flow_info): Adjust for flat il.gimple.
6666 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
6668 * coretypes.h (const_gimple_seq): Remove typedef.
6669 * gimple.h (gimple_seq_first): Take gimple_seq.
6670 (gimple_seq_first_stmt): Ditto.
6671 (gimple_seq_last): Ditto.
6672 (gimple_seq_last_stmt): Ditto.
6673 (gimple_seq_empty_p): Ditto.
6675 2012-05-03 Richard Guenther <rguenther@suse.de>
6677 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
6679 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
6680 (compute_avail): Do not add possibly trapping operations to
6681 EXP_GEN if they might not be executed in the block.
6683 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
6685 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
6687 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
6689 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
6690 information as early as possible. Update dominance info instead of
6693 2012-05-03 Richard Guenther <rguenther@suse.de>
6695 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
6696 (union_contains_value): Remove.
6697 (vro_valid_in_sets): Likewise.
6698 (op_valid_in_sets): New function.
6699 (valid_in_sets): Use op_valid_in_sets.
6700 (insert_into_preds_of_block): Move dumping ...
6701 (do_regular_insertion): ... here.
6702 (do_partial_partial_insertion): ... and here. Dump that
6703 we've found a partial partial redundancy.
6704 (insert): Dump the current insert iteration.
6706 2012-05-03 Jakub Jelinek <jakub@redhat.com>
6709 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
6710 append program name to it and pass that as first argument
6711 to make_relative_prefix. Always pass standard_libexec_prefix
6712 as last argument to make_relative_prefix. If
6713 make_relative_prefix returns NULL, fall back to
6714 standard_libexec_prefix.
6717 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
6721 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
6722 mode, return that mode.
6725 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
6726 define __ATOMIC_HLE_* macros here.
6727 (ix86_target_macros): But here, using cpp_define_formatted.
6729 2012-05-03 Richard Guenther <rguenther@suse.de>
6731 PR tree-optimization/53144
6732 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
6734 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
6735 with SSA name values.
6736 (vn_reference_lookup_3): Adjust callers.
6738 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
6740 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
6741 has_fma4 for AMD processors with both fma3 and fma4 support.
6743 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
6746 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
6749 2012-05-03 Michael Matz <matz@suse.de>
6752 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
6753 (dse_enter_block): Properly iterate the whole sequence even
6754 if the last statement was removed.
6756 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
6758 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
6759 unset flag_jump_tables.
6760 * stmt.c (expand_case): Remove special flag_pic case conditional
6761 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
6763 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
6765 * common/config/s390/s390-common.c (s390_option_optimization_table):
6766 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
6767 default when optimizing.
6769 2012-05-02 Martin Jambor <mjambor@suse.cz>
6772 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
6773 of a variable when the contect is a function.
6775 2012-05-02 Michael Matz <matz@suse.de>
6777 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
6778 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
6779 (const_gimple_seq_node): Remove.
6780 (gimple_seq_node): Typedef as gimple.
6781 (struct gimple_statement_base): Add next and prev members,
6782 adjust all WORD markers in using structs.
6783 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
6784 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
6785 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
6786 gimple are the same.
6787 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
6789 (gimple_init_singleton): New function.
6790 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
6791 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
6793 (gsi_stmt_ptr): Remove.
6794 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
6796 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
6797 again, adjust for above changes.
6798 (update_call_edge_frequencies): Adjust for above changes.
6799 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
6800 (gsi_insert_seq_nodes_after): Ditto.
6801 (gsi_split_seq_after): Ditto.
6802 (gsi_set_stmt): Ditto.
6803 (gsi_split_seq_before): Ditto.
6804 (gsi_remove): Ditto.
6805 (gsi_insert_seq_before_without_update): Don't free sequence.
6806 (gsi_insert_seq_after_without_update): Ditto.
6807 (gsi_replace): Assert some more invariants.
6808 (gsi_insert_before_without_update, gsi_insert_after_without_update):
6810 (gsi_for_stmt): Don't search for stmt.
6811 (gsi_insert_on_edge_immediate): Tidy.
6813 * gimple.c (gimple_alloc_k): Remove "sequences".
6814 (gimple_seq_cache): Remove.
6815 (gimple_alloc_stat): Make stmt a singleton sequence.
6816 (gimple_seq_alloc, gimple_seq_free): Remove.
6817 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
6818 (gimple_copy): Ditto.
6819 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
6820 create iterator from correct sequence.
6821 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
6823 2012-05-02 Michael Matz <matz@suse.de>
6825 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
6827 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
6828 sequence, lazily allocate it.
6829 (bb_seq_addr): New function.
6830 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
6831 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
6832 (gsi_none): New function.
6833 (gsi_start_bb): Adjust.
6834 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
6835 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
6836 (gsi_last_bb): Adjust.
6838 * tree-flow-inline.h (phi_nodes_ptr): New function.
6840 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
6841 datastructure and interface change.
6842 (gsi_insert_seq_before_without_update): Ditto.
6843 (gsi_insert_seq_nodes_after): Ditto.
6844 (gsi_insert_seq_after_without_update): Ditto.
6845 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
6846 (gsi_split_seq_before): Ditto.
6847 (gsi_start_phis): Adjust.
6848 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
6849 (vect_transform_loop): Ditto.
6850 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
6851 gimple_seq_copy): Don't use gimple_seq_alloc.
6852 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
6853 (gimplify_seq_add_seq): Ditto.
6854 * lto-streamer-in.c (make_new_block): Ditto.
6855 * tree-cfg.c (create_bb): Ditto.
6856 * tree-sra.c (initialize_parameter_reductions): Ditto.
6858 2012-05-02 Michael Matz <matz@suse.de>
6860 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
6861 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
6862 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
6863 set_bb_seq): Move down to after gimple_statement_d definition.
6865 2012-05-02 Michael Matz <matz@suse.de>
6867 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
6868 gsi_replace_with_seq, instead of inserting itself.
6869 * gimple-iterator.c (gsi_replace_with_seq): New function.
6870 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
6871 iterator instead of statement, advance it.
6872 (ssa_forward_propagate_and_combine): Adjust call to above.
6874 2012-05-02 Michael Matz <matz@suse.de>
6876 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
6878 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
6879 * tree-nested.c (walk_gimple_omp_for): Ditto.
6880 * trans-mem.c (lower_transaction): Ditto.
6881 * tree-eh.c (do_return_redirection): Ditto.
6882 (do_goto_redirection): Ditto.
6883 (lower_try_finally_switch): Ditto.
6884 * gimplify.c (gimplify_stmt): Ditto.
6885 (gimplify_scan_omp_clauses): Ditto.
6886 (gimplify_omp_for): Ditto.
6887 (gimplify_function_tree): Ditto.
6888 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
6889 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
6890 (mf_build_check_statement_for): Ditto.
6891 (mx_register_decls): Ditto.
6892 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
6893 and don't use itertors to append.
6894 (insert_stmts): Ditto.
6895 (insert_out_of_ssa_copy): Ditto.
6896 (insert_out_of_ssa_copy_on_edge): Ditto.
6898 2012-05-02 Michael Matz <matz@suse.de>
6900 * gimple.h (gimple_bind_body_ptr): New function.
6901 (gimple_bind_body): Use it.
6902 (gimple_catch_handler): Use gimple_catch_handler_ptr.
6903 (gimple_eh_filter_failure_ptr): New function.
6904 (gimple_eh_filter_failure): Use it.
6905 (gimple_eh_else_n_body_ptr): New function.
6906 (gimple_eh_else_n_body): Use it.
6907 (gimple_eh_else_e_body_ptr): New function.
6908 (gimple_eh_else_e_body): Use it.
6909 (gimple_try_eval_ptr): New function.
6910 (gimple_try_eval): Use it.
6911 (gimple_try_cleanup_ptr): New function.
6912 (gimple_try_cleanup): Use it.
6913 (gimple_wce_cleanup_ptr): New function.
6914 (gimple_wce_cleanup): Use it.
6915 (gimple_omp_body_ptr): New function.
6916 (gimple_omp_body): Use it.
6917 (gimple_omp_for_pre_body_ptr): New function.
6918 (gimple_omp_for_pre_body): Use it.
6919 (gimple_transaction_body_ptr): New function.
6920 (gimple_transaction_body): Use it.
6921 (gsi_split_seq_before): Adjust to return nothing and take pointer
6923 (gsi_set_stmt): Declare.
6924 (gsi_replace_with_seq): Declare.
6925 (walk_gimple_seq_mod): Declare.
6926 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
6928 * gimple-iterator.c (gsi_set_stmt): New function.
6929 (gsi_split_seq_before): Return new sequence via pointer argument.
6930 (gsi_replace): Use gsi_set_stmt.
6932 * tree-ssa-loop-im.c (move_computations_stmt): First remove
6934 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
6935 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
6937 (reserve_phi_args_for_new_edge): Change call to above,
6940 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
6941 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
6942 iterators. Adjust call to lower_omp.
6943 (lower_lastprivate_clauses): Adjust call to lower_omp.
6944 (lower_reduction_clauses): Ditto.
6945 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
6946 (lower_omp_sections): Don't explicitely count sequence length,
6947 nullify lowered bodies earlier, ensure stmts are part of only
6948 one sequence, adjust call to lower_omp.
6949 (lower_omp_single): Ensure stmts are part of only one sequence,
6950 adjust call to lower_omp.
6951 (lower_omp_master): Ditto.
6952 (lower_omp_ordered): Ditto.
6953 (lower_omp_critical): Ditto.
6954 (lower_omp_for): Ditto.
6955 (lower_omp_taskreg): Ditto, tidy.
6956 (lower_omp_1): Adjust calls to lower_omp.
6957 (execute_lower_omp): Ditto.
6958 (lower_omp): Adjust to take pointer to sequence.
6959 (diagnose_sb_2): Use walk_gimple_seq_mod.
6960 (diagnose_omp_structured_block_errors): Ditto and set possibly
6961 changed function body.
6962 * gimple-low.c (lower_function_body): Set function body after
6964 (lower_sequence): Adjust to take pointer to sequence.
6965 (lower_omp_directive): Ensure stmt isn't put twice into the
6966 sequence, adjust call to lower_sequence.
6967 (lower_stmt): Adjust calls to lower_sequence.
6968 (lower_gimple_bind): Ditto.
6969 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
6970 * tree-nested.c (walk_body): Take pointer to sequence, use
6971 walk_gimple_seq_mod.
6972 (walk_function): Adjust call to walk_body, set possibly changed body.
6973 (walk_gimple_omp_for): Adjust calls to walk_body.
6974 (convert_nonlocal_omp_clauses): Ditto.
6975 (convert_nonlocal_reference_stmt): Ditto.
6976 (convert_local_omp_clauses): Ditto.
6977 (convert_local_reference_stmt): Ditto.
6978 (convert_tramp_reference_stmt): Ditto.
6979 (convert_gimple_call): Ditto.
6980 (convert_nl_goto_reference): Use local iterator copy.
6981 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
6982 but taking pointer to sequence, ensure gsi_start is called with
6984 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
6985 asserting that the sequence head didn't change.
6986 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
6987 walk_gimple_seq_mod.
6988 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
6989 (execute_lower_tm): Ditto, and set possibly changed body.
6990 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
6991 call gsi_start with that lvalue.
6992 (replace_goto_queue_stmt_list): Ditto.
6993 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
6994 (replace_goto_queue): Ditto.
6995 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
6996 (lower_try_finally_onedest): Ditto.
6997 (lower_try_finally_copy): Ditto.
6998 (lower_try_finally_switch): Ditto.
6999 (lower_try_finally): Ditto.
7000 (lower_eh_filter): Ditto.
7001 (lower_eh_must_not_throw): Ditto.
7002 (lower_cleanup): Ditto.
7003 (lower_eh_constructs_2): Ditto.
7004 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
7005 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
7006 set possibly changed body.
7007 (optimize_double_finally): Call gsi_start with lvalue.
7009 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
7010 (gimple_split_block): Ditto.
7011 (gimple_merge_blocks): Use gsi_start_phis.
7012 (move_stmt_r): Use walk_gimple_seq_mod.
7013 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
7014 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
7015 (rebuild_cgraph_edges): Ditto.
7016 (cgraph_rebuild_references): Ditto.
7017 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
7018 * tree-inline.c (copy_phis_for_bb): Ditto.
7019 * tree-ssa-dce.c: Ditto.
7021 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
7023 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
7024 Andi Kleen <ak@linux.intel.com>
7026 * coretypes.h (MEMMODEL_MASK): New.
7027 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
7028 and return new variable.
7029 (expand_builtin_atomic_exchange): Mask memmodel values.
7030 (expand_builtin_atomic_compare_exchange): Ditto.
7031 (expand_builtin_atomic_load): Ditto.
7032 (expand_builtin_atomic_store): Ditto.
7033 (expand_builtin_atomic_clear): Ditto.
7034 * doc/extend.texi: Mention port-dependent memory model flags.
7035 * config/i386/cpuid.h (bit_HLE): New.
7036 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
7038 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
7039 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
7040 (ix86_target_string)<-mhle>: New.
7041 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
7042 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
7043 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
7044 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
7045 enabled for generic, generic64 and core-avx2.
7046 (ix86_print_operand): Generate HLE lock prefixes.
7047 (ix86_memmodel_check): New.
7048 (TARGET_MEMMODEL_CHECK): Ditto.
7049 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
7050 (IX86_HLE_ACQUIRE): Ditto.
7051 (IX86_HLE_RELEASE): Ditto.
7052 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
7053 * config/i386/i386.opt (mhle): Ditto.
7054 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
7055 success model to instruction emitter.
7056 (atomic_fetch_add<mode>): Ditto.
7057 (atomic_exchange<mode>): Ditto.
7058 (atomic_add<mode>): Ditto.
7059 (atomic_sub<mode>): Ditto.
7060 (atomic_<code><mode>): Ditto.
7061 (*atomic_compare_and_swap_doubledi_pic): Ditto.
7062 (atomic_compare_and_swap_single<mode>): Define and use argument
7064 (atomic_compare_and_swap_double<mode>): Ditto.
7065 * configure.ac: Check if assembler support HLE prefixes.
7066 * configure: Regenerate.
7069 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
7072 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
7074 (gimplify_switch_expr): ... here.
7075 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
7076 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
7077 to clean up case labels with values outside the index type range.
7078 (simplify_gimple_switch): Call it if something changed.
7079 Remove strange and unnecessary assert.
7081 2012-05-02 Richard Guenther <rguenther@suse.de>
7083 * fold-const.c (div_if_zero_remainder): sizetypes no longer
7085 (int_const_binop_1): New worker for int_const_binop with
7086 overflowable parameter. Pass it through to force_fit_type_double.
7087 (int_const_binop): Wrap around int_const_binop_1 with overflowable
7089 (size_binop_loc): Call int_const_binop_1 with overflowable equal
7090 to minus one, forcing overflow detection for even unsigned types.
7091 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
7092 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
7093 * stor-layout.c (initialize_sizetypes): sizetypes no longer
7095 (layout_type): For zero-sized arrays ignore overflow on the
7097 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
7098 (bit_value_binop_1): Likewise.
7099 * tree.c (double_int_to_tree): Likewise.
7100 (double_int_fits_to_tree_p): Likewise.
7101 (force_fit_type_double): Likewise.
7102 (host_integerp): Likewise.
7103 (int_fits_type_p): Likewise.
7104 * varasm.c (output_constructor_regular_field): Sign-extend the
7105 field-offset to cater for negative offsets produced by the Ada
7107 * omp-low.c (extract_omp_for_data): Convert the loop step to
7108 signed for pointer adjustments.
7110 2012-05-02 Richard Guenther <rguenther@suse.de>
7112 * tree.c (valid_constant_size_p): New function.
7113 * tree.h (valid_constant_size_p): Declare.
7114 * cfgexpand.c (expand_one_var): Adjust check for too large
7115 variables by using valid_constant_size_p.
7116 * varasm.c (assemble_variable): Likewise.
7118 * c-decl.c (grokdeclarator): Properly check for sizes that
7119 cover more than half of the address-space.
7121 2012-05-02 Jakub Jelinek <jakub@redhat.com>
7123 PR tree-optimization/53163
7124 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
7125 return value from compute_all_dependences.
7127 PR rtl-optimization/53160
7128 * ree.c (combine_reaching_defs): Handle the case where cand->insn
7129 has been modified by ree pass already.
7131 2012-05-01 Ian Lance Taylor <iant@google.com>
7134 * c-decl.c (build_compound_literal): Make the decl readonly if it
7135 an array of a readonly type.
7136 * gimplify.c (gimplify_compound_literal_expr): Add fallback
7137 parameter. Change all callers. If the decl is not addressable
7138 and is not an l-value, make it readonly.
7140 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
7142 * ira.c (allocated_reg_info_size): New static variable.
7143 (expand_reg_info): Manage it. Call
7144 setup_preferred_alternate_classes_for_new_pseudos.
7145 (ira): Don't do it here. Remove local allocated_reg_info_size,
7146 set the global before calling find_moveable_pseudos.
7147 (find_moveable_pseudos): Call expand_reg_info rather than
7150 2012-05-01 Richard Henderson <rth@redhat.com>
7152 * common.opt (fsync-libcalls): New.
7153 * doc/invoke.texi: Document it.
7154 * optabs.c (init_sync_libfuncs): Honor it.
7156 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
7157 Richard Sandiford <r.sandiford@uk.ibm.com>
7159 PR rtl-optimization/52543
7160 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
7162 * lower-subreg.h: New file.
7163 * target-globals.h (this_target_lower_subreg): Declare.
7164 (target_globals): Add lower_subreg;
7165 (restore_target_globals): Restore this_target_lower_subreg.
7166 * target-globals.c: Include it.
7167 (default_target_globals): Add default_target_lower_subreg.
7168 (save_target_globals): Initialize target_lower_subreg.
7169 * rtl.h (init_lower_subreg): Added declaration.
7170 * toplev.c (backend_init_target): Call initializer for lower-subreg
7172 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
7173 (default_target_lower_subreg): New variable.
7174 (this_target_lower_subreg): Likewise.
7175 (twice_word_mode, choices): New macros.
7176 (shift_cost, compute_splitting_shift, compute_costs)
7177 (init_lower_subreg): New functions.
7178 (resolve_simple_move): Add speed_p argument. Check choices.
7179 (find_pseudo_copy): Don't check the mode size here.
7180 (resolve_simple_move): Assert the mode size.
7181 (find_decomposable_shift_zext): Add speed_p argument and return
7182 a bool. Check choices.
7183 (resolve_shift_zext): Add comment.
7184 (dump_shift_choices, dump_choices): New functions.
7185 (decompose_multiword_subregs): Dump list of profitable
7186 transformations. Add code to skip non profitable transformations.
7187 Update calls to simple_move and find_decomposable_shift_zext.
7189 2012-05-01 Ian Bolton <ian.bolton@arm.com>
7190 Sameera Deshpande <sameera.deshpande@arm.com>
7191 Greta Yorsh <greta.yorsh@arm.com>
7193 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
7194 (thumb1_unexpanded_epilogue): ...this.
7195 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
7196 (thumb1_unexpanded_epilogue): ...this.
7197 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
7198 (thumb1_unexpanded_epilogue): ...this.
7200 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
7202 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
7203 comparing enumeration values. Update comments.
7205 2012-05-01 Alan Modra <amodra@gmail.com>
7208 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
7209 load_cr_save, add_crlr_cfa_restore): New functions.
7210 (rs6000_restore_saved_cr): Rename to..
7211 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
7212 (rs6000_emit_epilogue): Use new functions. Adjust condition
7213 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
7214 regs when using out-of-line restore only when shrink wrapping.
7216 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
7219 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
7220 calls to cgraph_node_name in xstrdup.
7221 (ipa_make_edge_direct_to_target): Ditto.
7222 * cgraph.c (dump_cgraph_node): Ditto.
7223 * tree-sra.c (convert_callers_for_node): Ditto.
7224 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
7225 * ipa-cp.c (perhaps_add_new_callers): Ditto.
7226 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
7227 (cgraph_materialize_all_clones): Ditto.
7228 * ipa-inline.c (report_inline_failed_reason): Ditto.
7229 (want_early_inline_function_p): Ditto.
7230 (edge_badness): Ditto.
7231 (update_edge_key): Ditto.
7232 (flatten_function): Ditto.
7233 (ipa_inline): Ditto.
7234 (inline_always_inline_functions): Ditto.
7235 (early_inline_small_functions): Ditto.
7237 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
7240 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
7241 constraints 0 and 1.
7243 012-04-30 Jan Hubicka <jh@suse.cz>
7245 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
7246 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
7247 (cgraph_add_to_same_comdat_group): Remove.
7248 (cgraph_add_asm_node): Move to cgraphunit.c.
7249 (cgraph_make_decl_local): Move to symtab.c
7250 (cgraph_make_node_local_1): Update.
7251 (cgraph_can_remove_if_no_direct_calls_and): Update.
7252 (used_from_object_file_p): Update.
7253 (resolution_used_from_other_file_p): Move to symtab.c
7254 (cgraph_used_from_object_file_p): move to symtab.c
7255 (verify_cgraph_node): Verify same comdat groups.
7256 * cgraph.h (cgraph_asm_node): Rename to ...
7257 (asm_node): ... this one.
7258 (cgraph_asm_nodes): Rename to ...
7259 (asm_nodes): ... this one.
7260 (symtab_add_to_same_comdat_group): New function.
7261 (symtab_dissolve_same_comdat_group_list): New function.
7262 (symtab_used_from_object_file_p): Declare.
7263 (symtab_make_decl_local): Declare.
7264 (cgraph_add_to_same_comdat_group): Remove.
7265 (cgraph_add_asm_node): Remove.
7266 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
7268 (cgraph_finalize_compilation_unit): Rename to ...
7269 (finalize_compilation_unit): ... this one.
7270 (cgraph_optimize): Rename to ....
7271 (compile): ... this one.
7272 (add_asm_node): Declare.
7273 (fixup_same_cpp_alias_visibility): Declare.
7274 (cgraph_make_decl_local): Remove.
7275 (varpool_assemble_pending_decls): Rename to ...
7276 (varpool_output_variables): ... this one.
7277 (varpool_remove_unreferenced_decls): Remove.
7278 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
7279 (preserve_function_body_p): Make static.
7280 * toplev.c (compile_file): Update comments; update.
7281 * cgraphunit.c: Update comments.
7282 (cgraph_expand_all_functions): Rename to ...
7283 (expand_all_functions): ... this one; update.
7284 (cgraph_mark_functions_to_output): Rename to ...
7285 (mark_functions_to_output): ... this one; cleanup.
7286 (cgraph_output_pending_asms): Remove prototype.
7287 (asm_nodes, asm_last_node): New static vars.
7288 (cgraph_process_new_functions): Update.
7289 (cgraph_reset_node): Cleanup; add comment.
7290 (cgraph_add_new_function): Update.
7291 (cgraph_output_pending_asms): Rename to ...
7292 (output_asm_statements): ... this one.
7293 (add_asm_node): New function.
7294 (fixup_same_cpp_alias_visibility): New function based on code
7295 in cgraph_analyze_function.
7296 (cgraph_analyze_function): Use it.
7297 (cgraph_order_sort): Update.
7298 (cgraph_output_in_order): Update.
7299 (cgraph_function_versioning): Update.
7300 (cgraph_optimize): Rename to ...
7301 (compile): ... this one; initialize streamer hooks here.
7302 (cgraph_finalize_compilation_unit): Rename to ...
7303 (finalize_compilation_unit): ... this one; do not initialize streamer
7305 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
7306 * dwarf2out.c: Update ocmment.
7307 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
7308 * method.c (use_thunk): Likewise.
7309 * semantics.c (maybe_add_lambda_conv_op): Likewise.
7310 * decl2.c (maybe_emit_vtables): Likewise.
7311 (cp_write_global_declarations): Use finalize_compilation_unit.
7312 * parser.c (cp_parser_asm_definition): Use add_asm_node.
7313 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
7314 * c-decl.c (c_write_global_declarations): Use
7315 finalize_compilation_unit.
7316 * langhooks.c (write_global_declarations): Update.
7317 * ipa.c (cgraph_externally_visible_p): Update.
7318 (dissolve_same_comdat_group_list): Remove.
7319 (function_and_variable_visibility): Update.
7320 * symtab.c: Inlcude lto-streamer.h and rtl.h
7321 (ld_plugin_symbol_resolution_names): New.
7322 (symtab_add_to_same_comdat_group): New.
7323 (symtab_dissolve_same_comdat_group_list): New.
7324 (resolution_used_from_other_file_p): Move here from cgraph.c
7325 (symtab_used_from_object_file_p): New.
7326 (symtab_make_decl_local): New.
7327 * passes.c (register_pass): Update comments.
7328 * c-parser.c (c_parser_asm_definition): Update.
7329 * varpool.c (varpool_analyze_node): Use
7330 fixup_same_cpp_alias_visibility.
7331 (varpool_remove_unreferenced_decls): Make static.
7332 (varpool_assemble_pending_decls): Rename to ...
7333 (varpool_output_variables): ... this one; call
7334 varpool_remove_unreferenced_decls.
7335 (varpool_used_from_object_file_p): Remove.
7337 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
7340 * c-typeck.c (build_array_ref): Call
7341 convert_vector_to_pointer_for_subscript.
7342 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
7344 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
7346 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
7347 to compile-time "mode == <MODE>mode" checks.
7348 (and splitter): Ditto.
7350 2012-04-30 Richard Henderson <rth@redhat.com>
7352 * config/arm/arm.md (UNSPEC_LL): New.
7353 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
7354 (arm_load_exclusivedi): Use %H0.
7356 2012-04-30 Jason Merrill <jason@redhat.com>
7358 * dwarf2out.c (comdat_symbol_id): Add const.
7359 (union die_symbol_or_type_node): Add const to die_symbol.
7360 (output_die_symbol, output_die, output_comp_unit): Adjust.
7362 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
7364 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
7365 * config/arm/neon.md (negdi2_neon): New insn.
7366 Also add splitters for core and NEON registers.
7368 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
7370 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
7371 (arm_print_operand): Add 'x' format.
7372 * config/arm/constraints.md (Dn): Allow const_int.
7373 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
7374 Use 'x' format to print constants.
7375 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
7376 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
7378 (movdi_vfp_cortexa8): Likewise.
7380 2012-04-30 Ian Bolton <ian.bolton@arm.com>
7381 Sameera Deshpande <sameera.deshpande@arm.com>
7382 Greta Yorsh <greta.yorsh@arm.com>
7384 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
7385 * config/arm/arm.c (ldm_stm_operation_p): New function.
7386 * config/arm/predicates.md (load_multiple_operation): Update predicate.
7387 (store_multiple_operation): Likewise.
7389 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
7390 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
7391 * config/arm/predicates.md (load_multiple_operation): Add arguments.
7392 (store_multiple_operation): Likewise.
7394 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
7396 * config/i386/i386.md (and<mode>3): Expand masking operations with
7397 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
7398 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
7400 2012-04-30 Dodji Seketeli <dodji@redhat.com>
7402 Add -Wvarargs option
7403 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
7404 argument for the various warning_at calls.
7405 * docs/invoke.texi: Update the documentation.
7407 2012-04-30 Dodji Seketeli <dodji@redhat.com>
7409 Switch -ftrack-macro-expansion=2 on by default.
7410 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
7413 Fix va_start related location
7414 * builtins.c (fold_builtin_next_arg): Unwinds to the first
7415 location in real source code.
7417 Make conversion warnings work on NULL with -ftrack-macro-expansion
7418 * input.h (expansion_point_location_if_in_system_header): Declare
7420 * input.c (expansion_point_location_if_in_system_header): Define it.
7422 Fix -Wuninitialized for -ftrack-macro-expansion
7423 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
7424 declaration. Use linemap_location_before_p for source locations.
7426 Strip "<built-in>" loc from displayed expansion context
7427 * input.c (expand_location_1): When expanding to spelling location
7428 in a context of a macro expansion, skip reserved system header
7429 locations. Update comments. * tree-diagnostic.c
7430 (maybe_unwind_expanded_macro_loc): Likewise.
7432 Make expand_location resolve to locus in main source file
7433 * input.c (expand_location_1): New. Takes a parameter to choose
7434 whether to resolve the location to spelling or expansion point.
7435 Was factorized from ...
7436 (expand_location): ... here.
7437 (expand_location_to_spelling_point): New. Implemented in terms of
7439 * diagnostic.c (diagnostic_build_prefix): Use the new
7440 expand_location_to_spelling_point instead of expand_location.
7442 Fix PCH crash on GTYed pointer-to-scalar field of a struct
7443 * gengtype.c (write_types_process_field): Force second argument of
7444 the call to the PCH object hierarchy walker to be 'x'.
7446 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
7448 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
7449 predicate to discriminate types.
7451 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
7453 * doc/invoke.texi (Wmissing-format-attribute): Document as an
7454 alias of Wsuggest-attribute=format.
7455 * c-typeck.c (convert_for_assignment): Replace
7456 Wmissing-format-attribute with Wsuggest-attribute=format.
7457 (digest_init): Likewise.
7459 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
7461 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
7462 * common.opt (Wmissing-noreturn): Alias of
7463 -Wsuggest-attribute=noreturn.
7465 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
7468 * config/cris/cris.md (andqu): New peephole2.
7469 (andu): Tweak head comment.
7471 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
7472 Steven Bosscher <steven@gcc.gnu.org>
7473 Maxim Kuvyrkov <maxim@codesourcery.com>
7475 PR tree-optimization/38785
7476 * common.opt (ftree-partial-pre): New option.
7477 * doc/invoke.texi: Document it.
7478 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
7479 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
7481 (execute_pre): Use flag_tree_partial_pre.
7483 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7486 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
7489 2012-04-27 Ollie Wild <aaw@google.com>
7491 * doc/invoke.texi (Wliteral-suffix): Document new option.
7493 2012-04-27 Tom Tromey <tromey@redhat.com>
7495 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
7496 (dwarf_tag_name): Use get_DW_TAG_name.
7497 (dwarf_attr_name): Use get_DW_AT_name.
7498 (dwarf_form_name): Use get_DW_FORM_name.
7499 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
7501 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
7503 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
7504 arguments are -1 and 0, by negating the result of the conditional.
7506 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
7509 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
7511 2012-04-27 Richard Guenther <rguenther@suse.de>
7513 * tree-flow.h (is_hidden_global_store): Remove.
7514 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
7515 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
7516 (stmt_may_clobber_global_p): Likewise.
7517 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
7518 (stmt_may_clobber_global_p): Likewise.
7519 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
7520 stmt_may_clobber_global_p.
7521 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
7523 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
7525 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
7528 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
7529 reorganize some fields and update comments. Rename bit_test_uniq
7530 and bit_test_count to uniq resp. count. Remove bit_test_bb.
7531 (collect_switch_conv_info): New function, collects info about a
7532 GIMPLE_SWITCH into a struct switch_conv_info.
7533 (check_range): Simplify to use pre-recorded info. Fix think-o in
7534 range-branch ratio check.
7535 (check_process_case): Remove function.
7536 (check_all_empty_except_final): New function, verifies that all
7537 non-final basic blocks are empty.
7538 (process_switch): Simplify to use pre-recorded info. Call
7539 collect_switch_conv_info to do that. Assert that degenerate switch
7540 statements have been cleaned up.
7542 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
7545 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
7547 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
7550 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
7552 2012-04-27 Tom de Vries <tom@codesourcery.com>
7554 PR tree-optimization/51879
7555 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
7556 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
7558 (defs_to_varying): ... here. Don't set use_processed.
7559 (visit_reference_op_call): Handle gimple_vdef.
7560 Handle case that lhs is NULL_TREE.
7561 (visit_use): Use mark_use_processed. Handle calls with side-effect
7562 using visit_reference_op_call.
7564 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
7566 * sched-deps.c (fixup_sched_groups): Rename to...
7567 (chain_to_prev_insn): ...this.
7568 (chain_to_prev_insn_p): New function.
7569 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
7571 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
7573 * sched-int.h (_haifa_insn_data): Move priority_status.
7575 (INSN_MODEL_INDEX): New macro.
7576 * haifa-sched.c (insn_delay): New function.
7577 (sched_regno_pressure_class): Update commentary.
7578 (mark_regno_birth_or_death): Pass the liveness bitmap and
7579 pressure array as arguments, instead of using curr_reg_live and
7580 curr_reg_pressure. Only update the pressure if the bit in the
7581 liveness set has changed.
7582 (initiate_reg_pressure_info): Always trust the live-in set for
7583 SCHED_PRESSURE_MODEL.
7584 (initiate_bb_reg_pressure_info): Update call to
7585 mark_regno_birth_or_death.
7586 (dep_list_size): Take the list as argument.
7587 (calculate_reg_deaths): New function, extracted from...
7588 (setup_insn_reg_pressure_info): ...here.
7589 (MODEL_BAR): New macro.
7590 (model_pressure_data, model_insn_info, model_pressure_limit)
7591 (model_pressure_group): New structures.
7592 (model_schedule, model_worklist, model_insns, model_num_insns)
7593 (model_curr_point, model_before_pressure, model_next_priority):
7595 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
7596 (MODEL_INSN_INFO, MODEL_INSN): New macros.
7597 (model_index, model_update_limit_points_in_group): New functions.
7598 (model_update_limit_points, model_last_use_except): Likewise.
7599 (model_start_update_pressure, model_update_pressure): Likewise.
7600 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
7601 (model_excess_cost, model_dump_pressure_points): Likewise.
7602 (model_set_excess_costs): Likewise.
7603 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
7604 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
7605 schedule as an alternative tie-breaker. Update the call to
7607 (ready_sort): Call model_set_excess_costs.
7608 (update_register_pressure): Update call to mark_regno_birth_or_death.
7609 Rely on that function to check liveness rather than doing it here.
7610 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
7611 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
7612 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
7613 (model_record_pressure, model_record_pressures): New functions.
7614 (model_record_final_pressures, model_add_successors_to_worklist)
7615 (model_promote_predecessors, model_choose_insn): Likewise.
7616 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
7617 (model_start_schedule, model_finalize_pressure_group): Likewise.
7618 (model_end_schedule): Likewise.
7619 (schedule_insn): Say when we're scheduling the next instruction
7620 in the model schedule.
7621 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
7622 (queue_to_ready): Do not add instructions that are
7623 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
7624 Always allow the next instruction in the model schedule to be added.
7625 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
7626 and delay for SCHED_PRESSURE_MODEL too.
7627 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
7628 SCHED_PRIORITY_MODEL, but also take the DFA into account.
7629 (schedule_block): Call model_start_schedule and model_end_schedule.
7630 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
7631 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
7632 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
7634 (sched_finish): Update accordingly.
7635 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
7636 to SCHED_PRESSURE_MODEL.
7637 (add_jump_dependencies): Update call to dep_list_size.
7638 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
7639 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
7640 to SCHED_PRESSURE_MODEL.
7641 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
7642 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
7643 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
7644 handling to SCHED_PRESSURE_MODEL.
7646 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
7648 * common.opt (fsched-pressure-algorithm=): New option.
7649 * flag-types.h (sched_pressure_algorithm): New enum.
7650 * sched-int.h (sched_pressure_p): Replace with...
7651 (sched_pressure): ...this new variable.
7652 * haifa-sched.c (sched_pressure_p): Replace with...
7653 (sched_pressure): ...this new variable.
7654 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
7655 (update_reg_and_insn_max_reg_pressure, schedule_insn)
7656 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
7657 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
7658 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
7659 (sched_analyze_insn): Likewise.
7660 * sched-rgn.c (schedule_region): Likewise.
7661 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
7663 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
7665 * PR middle-end/52997
7666 * ira.c (find_moveable_pseudos): Call resize_reg_info.
7669 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
7670 * expr.c (convert_move): Honor unsignedp when extending partial int
7672 * genmodes.c (complete_mode): Don't clear component field of partial
7674 (emit_mode_inner): Don't emit it however.
7675 (calc_wider_mode): Partial int modes widen to their component.
7677 2012-04-26 David S. Miller <davem@davemloft.net>
7679 * config/sparc/niagara4.md: New file.
7680 * config/sparc/sparc.md: Include it.
7681 * config/sparc/sparc.c (niagara4_costs): New processor costs.
7682 (sparc_option_override): Use it.
7683 (sparc_use_sched_lookahead): Return 2 for niagara4.
7684 (sparc_issue_rate): Likewise.
7686 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
7687 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
7688 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
7689 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
7690 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
7691 alignaddrldi_vis): Set type to gsr.
7692 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
7693 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
7694 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
7695 v<vis3_shift_patname><mode>3, fmean16_vis,
7696 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
7697 fucmp<code>8<P:mode>_vis): Set type to fga.
7698 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
7699 * config/sparc/niagara.md: Likewise.
7700 * config/sparc/niagara2.md: Likewise.
7701 * config/sparc/ultra3.md: Likewise, and fix type matching for
7702 us3_ialuX reservation.
7704 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7706 * reload.c (find_reloads): Change the loop nesting when trying an
7707 alternative with swapped operands.
7709 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7711 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
7712 comment. Delete unused parameter first_exp_point_map.
7713 (virt_loc_aware_diagnostic_finalizer): Update call.
7715 2012-04-26 Michael Hope <michael.hope@linaro.org>
7716 Richard Earnshaw <rearnsha@arm.com>
7718 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
7719 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
7720 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
7721 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
7723 2012-04-25 Sriraman Tallam <tmsriram@google.com>
7725 * doc/extend.texi: Document avx2 support.
7726 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
7728 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
7731 * config/cris/cris.md ("*andhi_lowpart_v32")
7732 ("*andqi_lowpart_v32"): Change first input-only operand from
7733 a (match_operand ...) to (match_dup 0). Drop alternatives with
7734 const_int-matching constraints for redundancy.
7735 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
7736 three-operand alternative.
7738 2012-04-25 Jakub Jelinek <jakub@redhat.com>
7741 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
7742 instead expand it as zero extension.
7744 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
7747 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
7749 2012-04-25 Jakub Jelinek <jakub@redhat.com>
7751 * common.opt (flag_debug_types_section): Default to 0.
7752 (dwarf_version): Default to 4.
7753 (dwarf_record_gcc_switches): Default to 1.
7754 (dwarf_strict): Default to 0.
7755 * toplev.c (process_options): Don't handle dwarf_strict
7756 or dwarf_version here.
7757 * config/vxworks.c (vxworks_override_options): Don't
7758 test whether dwarf_strict or dwarf_version are negative,
7759 instead test !global_options_set.x_dwarf_*.
7760 * config/darwin.c (darwin_override_options): Default to
7762 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
7763 and -fno-debug-types-section are now the default.
7765 2012-04-25 Jan Hubicka <jh@suse.cz>
7767 * cgraphunit.c: Update toplevel comment.
7768 (tree_rest_of_compilation): Merge into cgraph_expand_function.
7769 (cgraph_analyze_function): Make static.
7770 (cgraph_decide_is_function_needed): Make static.
7771 (cgraph_add_new_function): Use expand_function instead of
7772 rest_of_compilation.
7773 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
7774 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
7776 (cgraph_inline_p): Remove.
7777 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
7778 (init_cgraph): Add comment.
7779 * cgraphbuild.c (record_reference, mark_address, mark_load,
7780 mark_store): Do not call analyze_expr hook.
7781 * cgraph.c: Update toplevel comment.
7782 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
7783 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
7784 Move fere from cgraphunit.c
7785 (cgraph_mark_force_output_node): Move to cgraph.h
7786 * cgraph.h: Reorder so the comments match the function placement.
7787 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
7788 (cgraph_mark_force_output_node): Move here from cgraph.c
7789 * tree.c (free_lang_data): Do not clear analyze_expr hook.
7790 * ipa-inline-transform.c (preserve_function_body_p): New function.
7791 (inline_transform): Update.
7792 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
7793 * langhooks.h (lang_hooks_for_callgraph): Remove.
7794 (lang_hooks): Remove callgraph.
7795 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
7796 * varpool.c: Remove out of date comment.
7797 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
7798 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
7800 2012-04-25 Jan Hubicka <jh@suse.cz>
7803 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
7804 forward declaration.
7805 (cgraph_finalize_function): Finalize them here.
7806 * symtab.c (dump_symtab): Dump ctors and dtors.
7808 2012-04-25 Jakub Jelinek <jakub@redhat.com>
7811 * stor-layout.c (get_best_mode): Don't return mode with bitsize
7812 larger than maxbits. Don't compute maxbits modulo align.
7813 Also check that unit bytes long store at bitpos / unit * unit
7814 doesn't affect bits beyond bitregion_end.
7815 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
7816 would not fit into bitregion_start ... bitregion_end + 1 bit region.
7817 (store_split_bit_field): Decrease unit close to end of bitregion_end
7818 if access is restricted in order to avoid mutual recursion.
7820 PR tree-optimization/53058
7821 * double-int.h (double_int_max_value, double_int_min_value): New
7823 * double-int.c (double_int_max_value, double_int_min_value): New
7825 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
7826 or GT_EXPR with double_int_max_value instead of double_int_mask.
7828 2012-04-25 Richard Guenther <rguenther@suse.de>
7830 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
7831 * tree-vect-loop.c (vect_transform_loop): Adjust.
7832 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
7833 the maximum number of iterations for the epilogue loop.
7834 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
7836 2012-04-25 Jakub Jelinek <jakub@redhat.com>
7839 * c-typeck.c (set_nonincremental_init,
7840 set_nonincremental_init_from_string): Pass true instead of false
7841 as IMPLICIT to add_pending_init.
7843 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
7845 * c-typeck.c (pop_init_level): Improve diagnostics.
7847 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
7849 * compare-elim.c (try_eliminate_compare): Also handle operands with
7850 implicit extensions.
7852 2012-04-25 Alan Modra <amodra@gmail.com>
7854 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
7855 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
7856 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
7857 (no_global_regs_above): Delete.
7858 (no_global_regs): New function.
7859 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
7860 value for load multiple test.
7861 (savres_routine_syms): Increase size.
7862 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
7863 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
7864 rather than a number of boolean flags. Update all callers.
7865 (rs6000_savres_routine_name): Generate vector save/restore names.
7866 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
7867 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
7868 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
7869 and using_store_multiple. Expand uses. Don't always use r11 as
7870 frame reg when needed for out-of-line saves. Set up initial offset
7871 for out-of-line vector saves when buying stack frame. Handle pointer
7872 reg setup for out-of-line fp save. Emit call to out-of-line vector
7873 save function. Choose r11 or r12 for vrsave reg when available for
7875 (rs6000_output_function_prologue): Don't emit .extern for ELF.
7876 (rs6000_emit_epilogue): Choose a better frame reg when restoring
7877 from back-chain to suit out-of-line vector restore functions. Emit
7878 call to out-of-line vector restore function. Adjust register used
7879 for cr restore. Tweak pointer register setup for gpr restore.
7880 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
7882 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
7883 (V_SAVE_INLINE): Define.
7884 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
7886 2012-04-25 Alan Modra <amodra@gmail.com>
7888 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
7889 out-of-line save/restore for large frames. Don't disable
7890 out-of-line saves on ABI_AIX when using static chain reg.
7891 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
7892 clobber static chain reg, and tweak for out-of-line gpr saves
7895 2012-04-25 Alan Modra <amodra@gmail.com>
7897 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
7898 (rs6000_emit_prologue): Use the above to catch register overlap.
7900 2012-04-25 Alan Modra <amodra@gmail.com>
7902 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
7903 decl. Move logic selecting update reg to callers. Update all callers.
7904 (rs6000_emit_allocate_stack): Add copy_off param.
7905 (emit_frame_save): Don't handle reg+reg addressing.
7906 (ptr_regno_for_savres): New function, extracted from..
7907 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
7908 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
7909 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
7910 frame offset adjustment for out-of-line save with copy from sp.
7911 Simplify condition controlling whether cr is saved early or
7912 late. Use ptr_regno_for_savres to verify correct reg is set
7913 up for out-of-line saves. Pass the actual pointer reg used to
7914 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
7915 function. Rearrange spe vars so code is similar to that
7916 elsewhere in this function. Don't update frame_off when spe
7917 save code will restore r11. Use emit_frame_save for spe and
7918 gpr saves. Consolidate darwin out-of-line gpr setup with that
7919 for other abis. Don't assume frame_offset is zero and frame
7920 reg is sp when setting up altivec reg saves, and calculate
7921 exact offset requirement.
7922 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
7923 spe restore code. Consolidate darwin out-of-line gpr setup
7924 with that for other abis.
7926 2012-04-25 Alan Modra <amodra@gmail.com>
7928 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
7929 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
7931 (emit_frame_save): Delete frame_ptr param. Rename total_size to
7933 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
7934 and emit_frame_save calls. Cope with possibly missing note.
7936 2012-04-24 Sriraman Tallam <tmsriram@google.com>
7938 * config/i386/i386.c (build_processor_model_struct): New function.
7939 (make_var_decl): New function.
7940 (fold_builtin_cpu): New function.
7941 (ix86_fold_builtin): New function.
7942 (make_cpu_type_builtin): New function.
7943 (ix86_init_platform_type_builtins): New function.
7944 (ix86_expand_builtin): Expand new builtins by folding them.
7945 (ix86_init_builtins): Make new builtins to detect CPU type.
7946 (TARGET_FOLD_BUILTIN): New macro.
7947 (IX86_BUILTIN_CPU_INIT): New enum value.
7948 (IX86_BUILTIN_CPU_IS): New enum value.
7949 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
7950 * config/i386/i386-builtin-types.def: New function type.
7951 * testsuite/gcc.target/builtin_target.c: New testcase.
7952 * doc/extend.texi: Document builtins.
7954 2012-04-24 Olivier Hainque <hainque@adacore.com>
7956 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
7957 * toplev.c (process_options): Default to dwarf_version 2.
7958 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
7959 and dwarf_version 2.
7961 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7963 * tree-pretty-print.h (default_tree_printer): Do not declare.
7964 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
7966 (default_tree_diagnostic_starter): Make static.
7967 (default_tree_printer): Move to here. Make static.
7968 (tree_diagnostics_defaults): New.
7969 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
7970 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
7971 * toplev.c: Do not include tree-pass.h.
7972 (default_tree_printer): Move from here.
7973 (general_init): Use tree_diagnostics_defaults.
7975 2012-04-24 Chao-ying Fu <fu@mips.com>
7977 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
7978 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
7979 * config/mips/gnu-user.h
7980 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
7981 (GNU_USER_TARGET_LINK_SPEC): New define.
7982 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
7983 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
7984 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
7985 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
7986 GNU_USER_TARGET_ENDFILE_SPEC.
7987 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
7988 (GNU_USER_TARGET_LINK_SPEC): New define.
7989 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
7990 * config/mips/linux-common.h: New file.
7992 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7995 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
7996 (altivec_build_resolved_builtin): Call fully_fold_convert.
7998 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
8001 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
8003 2012-04-24 Richard Guenther <rguenther@suse.de>
8005 PR tree-optimization/53085
8006 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
8009 2012-04-24 Richard Guenther <rguenther@suse.de>
8011 * tree-if-conv.c (main_tree_if_conversion): Move bb under
8014 2012-04-24 Jim Meyering <meyering@redhat.com>
8016 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
8017 absence of an define_enum call.
8019 2012-04-24 Richard Guenther <rguenther@suse.de>
8021 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
8022 the epilogue loop is not re-used as unvectorized version
8023 record the its maximum number of iterations.
8025 2012-04-24 Andrew Pinski <apinski@cavium.com>
8027 * tree-ssa-forwprop.c (simplify_bitwise_binary):
8028 Don't directly use def1/def2.
8030 2012-04-24 Richard Guenther <rguenther@suse.de>
8032 PR tree-optimization/53098
8033 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
8036 2012-04-24 Andrew Pinski <apinski@cavium.com>
8039 * tree-ssa-forwprop.c (defcodefor_name): New function.
8040 (simplify_bitwise_binary): Use defcodefor_name instead of manually
8041 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
8042 Simplify "(~X | Y) & X" to "X & Y" and
8043 "(~X & Y) | X" to "X | Y".
8045 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8047 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
8048 validate_change to add clobbers if IN_GROUP is nonzero.
8049 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
8050 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
8052 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
8054 * config/s390/s390.c (insn_invalid_p): Likewise.
8056 2012-04-24 Jakub Jelinek <jakub@redhat.com>
8059 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
8060 (output_addressed_constants): Likewise.
8063 * varasm.c (get_section): Don't ICE for section conflicts with
8064 built-in section kinds.
8066 2012-04-23 DJ Delorie <dj@redhat.com>
8068 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
8069 (LIBSTDCXX): Change to CPP2.
8071 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
8074 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
8077 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
8079 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
8080 (*addsi_2_zext): Ditto.
8081 (*add<mode>_3): Ditto.
8082 (*addsi_3_zext): Ditto.
8083 (*add<mode>_5): Ditto.
8085 2012-04-23 Andrew Pinski <apinski@cavium.com>
8087 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
8088 (C & B) to (A OP0) & B.
8090 2012-04-23 Martin Jambor <mjambor@suse.cz>
8092 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
8093 temporaries created for a bitfield (reverting revision 122014).
8095 2012-04-23 Richard Guenther <rguenther@suse.de>
8097 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
8098 the condition using is_gimple_condexpr and avoid the not necessary
8100 (set_prologue_iterations): Likewise.
8101 (vect_loop_versioning): Likewise.
8103 2012-04-23 Richard Guenther <rguenther@suse.de>
8105 PR tree-optimization/53070
8106 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
8107 (main_tree_if_conversion): Verify we succeeded in that.
8109 2012-04-23 Jan Hubicka <jh@suse.cz>
8111 * lto-symtab.c (lto_cgraph_replace_node): Do not call
8112 mark_reahcable_node.
8113 * cgraph.c (cgraph_remove_node): Do not clear reachable.
8114 (cgraph_mark_reachable_node): Remove.
8115 (cgraph_mark_force_output_node): Do not set reachable.
8116 (dump_cgraph_node): Do not dump reachable.
8117 (cgraph_create_virtual_clone): Do not set reachable.
8118 * cgraph.h (cgraph_node): Remove reachable flag.
8119 (varpool_node): Remove reachable flag.
8120 (cgraph_mark_if_needed): Remove.
8121 (cgraph_mark_reachable_node): Remove.
8122 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
8123 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
8125 (cgraph_add_new_function): Likewise.
8126 (cgraph_mark_if_needed): Remove.
8127 (cgraph_analyze_function): Do not set target as reachable.
8128 (process_function_and_variable_attributes): Do not care about
8130 (cgraph_analyze_functions): Do not set reachable flags.
8131 (cgraph_mark_functions_to_output): Do not check reachability.
8132 (cgraph_copy_node_for_versioning): Do not set reachable flag.
8133 (dbxout_expand_expr): Update.
8134 * c-decl.c (merge_decls): Do not track changed externs.
8135 * ipa.c: Include pointer-set.h
8136 (enqueue_cgraph_node): Use reachable pointer set.
8137 (process_references): Likewise.
8138 (cgraph_remove_unreachable_nodes): Likewise.
8139 (whole_program_function_and_variable_visibility): Do not recompute
8141 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
8143 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
8145 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
8147 2012-04-23 Richard Guenther <rguenther@suse.de>
8150 * c-typeck.c (build_binary_op): Fix typo.
8152 2012-04-23 Jakub Jelinek <jakub@redhat.com>
8154 PR tree-optimizations/52891
8155 * tree-vect-patterns.c (adjust_bool_pattern): Use
8156 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
8157 but with non-standard precision.
8159 2012-04-22 Jan Hubicka <jh@suse.cz>
8161 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
8164 2012-04-22 Jan Hubicka <jh@suse.cz>
8166 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
8167 * cgraphbuild.c (record_reference, record_type_list, mark_address,
8168 mark_load, mark_store): Do not mark varpool nodes as needed.
8169 * cgraph.c (cgraph_new_nodes): Remove.
8170 (cgraph_create_function_alias): Do not mark nodes as reachable.
8171 (cgraph_add_thunk): Likewise.
8172 (cgraph_mark_reachable_node): Do not manage the queue.
8173 * cgraph.h (cgraph_node): Remove next_needed.
8174 (varpool_nodes_queue): Remove next_needed and prev_needed.
8175 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
8176 (cgraph_new_nodes): Declare.
8177 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
8178 (varpool_analyze_pending_decls): Remove.
8179 (varpool_analyze_node): New.
8180 (varpool_mark_needed_node): Remove.
8181 (varpool_first_variable, varpool_next_variable): New inlines.
8182 (varpool_first_static_initializer, varpool_next_static_initializer):
8184 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
8185 (varpool_first_defined_variable): New inline.
8186 (varpool_next_defined_variable): New inline
8187 (FOR_EACH_VARIABLE): Reimplement.
8188 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
8189 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
8191 * cgraphunit.c (cgraph_new_nodes): Declare here.
8192 (enqueue_node): New function.
8193 (cgraph_process_new_functions): update for new
8194 node set; when constructing cgraph enqueue node for processing.
8195 (cgraph_add_new_function): Use new node set.
8196 (process_function_and_variable_attributes): Do not set varpool needed
8198 (referred_to_p): New function.
8199 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
8200 when varpool is in construction.
8201 (cgraph_analyze_functions): Rewrite.
8202 (cgraph_expand_all_functions): Update.
8203 (cgraph_output_in_order): Do not analyze pending decls; do not set
8205 (cgraph_optimize): Do not analyze pending decls.
8206 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
8207 in other partition; do not mark node as needed.
8208 * dwarf2out.c (reference_to_unused): Use analyzed flag.
8209 (premark_types_used_by_global_vars_helper): Likewise.
8210 * ipa.c (process_references): Do not call varpool_mark_needed_node.
8211 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
8213 (function_and_variable_visibility): Do not mark node as needed.
8214 (whole_program_function_and_variable_visibility): Likewise.
8215 * Makefile.in (gt-varpool.h): No longer needed.
8216 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
8217 (ipa_write_summaries): Do not use needed flag.
8218 * varpool.c: Do not include gt-varpool.h
8219 (x_varpool_nodes_queue, x_varpool_last_needed_node,
8220 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
8221 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
8223 (varpool_remove_node): Do not update the lists.
8224 (dump_varpool_node): Do not dump needed flag.
8225 (varpool_enqueue_needed_node): Remove.
8226 (varpool_mark_needed_node): Remove.
8227 (varpool_reset_queue): Remove.
8228 (varpool_finalize_decl): Move to cgraphunit.c
8229 (varpool_analyze_node): New functions based on former
8230 varpool_analyze_pending_decls.
8231 (varpool_analyze_pending_decls): Remove.
8232 (varpool_assemble_decl): Do not update the lists.
8233 (enqueue_node): New function.
8234 (varpool_remove_unreferenced_decls): Rewrite.
8235 (varpool_empty_needed_queue): Remove.
8236 (add_new_static_var): Do not mark node as needed.
8237 (varpool_create_variable_alias): Handle expansion state
8239 * except.c (output_ttype): Do not mark node as needed.
8240 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
8241 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
8243 * tree-switch-conversion.c (build_one_array): Likewise.
8245 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
8248 * doc/invoke.texi (pedantic): Rename to Wpedantic.
8249 * common.opt (Wpedantic): New.
8250 (pedantic): Alias Wpedantic.
8251 * diagnostic.c (warning_at): Likewise.
8252 * c-decl.c (diagnose_mismatched_decls): Likewise.
8253 (build_array_declarator): Likewise.
8254 (mark_forward_parm_decls):
8255 (check_bitfield_type_and_width): Likewise.
8256 (grokdeclarator): Likewise.
8257 (grokfield): Likewise.
8258 (finish_struct): Likewise.
8259 (build_enumerator): Likewise.
8260 (store_parm_decls_oldstyle): Likewise.
8261 (declspecs_add_qual): Likewise.
8262 (declspecs_add_type): Likewise.
8263 (finish_declspecs): Likewise.
8264 * c-typeck.c (composite_type): Likewise.
8265 (comp_target_types): Likewise.
8266 (build_array_ref): Likewise.
8267 (pointer_diff): Likewise.
8268 (build_unary_op): Likewise.
8269 (build_conditional_expr): Likewise.
8270 (build_c_cast): Likewise.
8271 (convert_for_assignment): Likewise.
8272 (maybe_warn_string_init): Likewise.
8273 (digest_init): Likewise.
8274 (pop_init_level): Likewise.
8275 (set_init_index): Likewise.
8276 (c_finish_goto_label): Likewise.
8277 (c_finish_return): Likewise.
8278 (do_case): Likewise.
8279 (build_binary_op): Likewise.
8280 * c-parser.c (static): Likewise.
8281 (c_parser_external_declaration): Likewise.
8282 (c_parser_declaration_or_fndef): Likewise.
8283 (c_parser_static_assert_declaration_no_se): Likewise.
8284 (c_parser_enum_specifier): Likewise.
8285 (c_parser_struct_or_union_specifier): Likewise.
8286 (c_parser_struct_declaration): Likewise.
8287 (c_parser_alignas_specifier): Likewise.
8288 (c_parser_braced_init): Likewise.
8289 (c_parser_initelt): Likewise.
8290 (c_parser_compound_statement_nostart): Likewise.
8291 (c_parser_conditional_expression): Likewise.
8292 (c_parser_alignof_expression): Likewise.
8293 (c_parser_postfix_expression): Likewise.
8294 (c_parser_postfix_expression_after_paren_): Likewise.
8295 (c_parser_objc_class_instance_variables): Likewise.
8296 (c_parser_objc_method_definition): Likewise.
8297 (c_parser_objc_methodprotolist): Likewise.
8299 2012-04-22 Ian Lance Taylor <iant@google.com>
8301 * godump.c (go_output_typedef): Dump size of structs.
8303 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
8305 Correcting transform_to_exit_first_loop + fix to PR46886
8306 * tree-parloops.c (transform_to_exit_first_loop): Remove
8307 setting of number of iterations according to the loop pattern.
8308 Duplicate from entry to exit->src instead of loop->latch.
8309 (pallelize_loops): Remove the condition preventing do-while loops.
8310 * tree-cfg.c (bool bb_in_region_p): New.
8311 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
8312 Adjust redirection of the duplicated iteration.
8314 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
8317 * rtl.def (ADDRESS): Use "i" rather than "w".
8318 * rtl.h (find_base_term): Delete.
8319 (may_be_sp_based_p): Declare.
8320 * rtl.c (rtx_code_size): Remove ADDRESS special case.
8321 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
8322 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
8324 (find_base_term): Make static.
8325 (may_be_sp_based_p): New function.
8326 * dse.c (record_store): Use it.
8327 * store-motion.c (store_killed_in_insn): Likewise.
8329 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
8331 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
8333 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
8336 * c-typeck.c (inform_declaration): New.
8337 (build_function_call_vec): Do not pretty-print
8338 expressions when caret is enabled.
8339 (convert_arguments): Use inform_declaration.
8341 2012-04-20 Jim Meyering <meyering@redhat.com>
8343 * genmodes.c (make_complex_modes): Don't truncate a mode name of
8344 length 7 or more when prepending a "C". Suggested by Richard Guenther.
8346 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8348 PR rtl-optimization/44214
8349 * fold-const.c (exact_inverse): New function.
8350 (fold_binary_loc): Fold vector and complex division by constant into
8351 multiply by recripocal with flag_reciprocal_math; fold vector division
8352 by constant into multiply by reciprocal with exact inverse.
8354 2012-04-20 Jan Hubicka <jh@suse.cz>
8356 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
8358 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
8359 (cgraph_remove_node): Update.
8360 (cgraph_mark_needed_node): Remove.
8361 (cgraph_mark_force_output_node): New.
8362 (dump_cgraph_node): Do not dump needed flag.
8363 (cgraph_node_cannot_be_local_p_1): Update.
8364 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
8365 * cgraph.h (symtab_node_base): Add force_output flag.
8366 (cgraph_node): Remove needed flag.
8367 (varpool_node): Remove force_output flag.
8368 (cgraph_mark_needed_node): Remove.
8369 (cgraph_mark_force_output_node): New.
8370 (cgraph_only_called_directly_or_aliased_p,
8371 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
8372 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
8373 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
8374 (cgraph_add_new_function): Update.
8375 (cgraph_mark_if_needed): Update.
8376 (verify_cgraph_node): Update.
8377 (cgraph_analyze_function): Alias target is reachable.
8378 (process_function_and_variable_attributes): Update: externally_visible
8379 flag makes function reachable.
8380 (cgraph_analyze_functions): Update dumping.
8381 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
8382 input_overwrite_node, input_varpool_node): Update streaming.
8383 * lto-streamer-out.c (produce_symtab): Use force_output.
8384 * ipa.c (process_references): Weakrefs must be processed.
8385 (cgraph_remove_unreachable_nodes): Likewise; update for new
8387 (varpool_externally_visible_p): Weakrefs are externally visible
8388 even if they are not.
8389 (function_and_variable_visibility): Update; when processing alias
8390 pair force the targets to be output.
8391 (whole_program_function_and_variable_visility): Use
8392 mark_reachable_node.
8393 * trans-mem.c (ipa_tm_mark_needed_node): Remove
8394 (ipa_tm_mark_force_output_node): New function.
8395 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
8396 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
8398 * varasm.c (mark_decl_referenced): Update.
8399 (find_decl_and_mark_needed): Remove.
8400 (find_decl): New function.
8401 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
8402 alias targets as needed.
8403 (dump_tm_clone_pairs): Update.
8404 * tree-inline.c (copy_bb): Update check.
8405 * symtab.c (dump_symtab_base): Dump force_output.
8406 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
8407 * passes.c (execute_todo): Fix dumping.
8408 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
8409 (varpool_analyze_pending_decls): Alias target is reachable.
8410 (varpool_create_variable_alias): Finalize weakrefs.
8412 2012-04-20 Jakub Jelinek <jakub@redhat.com>
8415 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
8416 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
8417 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
8418 macros instead of constants.
8419 * dse.c (record_store): Check for SP ADDRESS by comparing
8420 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
8421 XEXP to be stack_pointer_rtx.
8423 2012-04-20 Richard Guenther <rguenther@suse.de>
8425 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
8426 update_call_from_tree when propagating into a call.
8428 2012-04-20 Alan Modra <amodra@gmail.com>
8430 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
8431 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
8432 sp_offset to frame_off. Move world save code earlier.
8434 2012-04-20 Richard Guenther <rguenther@suse.de>
8436 PR tree-optimization/53050
8437 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
8438 Do only one transform on COND_EXPRs at the same time.
8440 2012-04-19 Jan Hubicka <jh@suse.cz>
8442 * symtab.c (dump_symtab_base): Revert accidental checkin.
8444 2012-04-20 Alan Modra <amodra@gmail.com>
8447 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
8448 static chain, set REST_INLINE_FPRS too.
8450 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
8452 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
8455 2012-04-20 Richard Guenther <rguenther@suse.de>
8457 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
8458 loops that can never run more often than the vectorization factor.
8460 2012-04-19 Jan Hubicka <jh@suse.cz>
8462 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
8464 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
8466 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
8468 2012-04-19 Jim Meyering <meyering@redhat.com>
8470 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
8471 We verified above that the string(including trailing NUL) fits in buf,
8474 2012-04-19 Richard Guenther <rguenther@suse.de>
8476 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
8477 for dumping DECL_SECTION_NAME.
8479 2012-04-19 Michael Matz <matz@suse.de>
8482 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
8483 (struct tree_vector): Adjust GTY length.
8484 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
8486 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
8488 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
8489 caller emitted the length calulation already.
8490 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
8491 before handling any of the fields for structs.
8493 2012-04-19 Richard Guenther <rguenther@suse.de>
8495 PR tree-optimization/53031
8496 * tree-vrp.c (adjust_range_with_scev): Revert back to
8497 using max_loop_iterations.
8499 2012-04-19 Michael Matz <matz@suse.de>
8501 * diagnostic.c (emit_diagnostic): Move va_end call after user
8503 (warning, warning_at, pedwarn, permerror): Ditto.
8505 2012-04-19 Richard Guenther <rguenther@suse.de>
8507 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
8510 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
8513 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
8514 the case *(X+const).
8516 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
8518 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
8520 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8523 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
8524 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
8526 2012-04-19 Richard Guenther <rguenther@suse.de>
8528 PR rtl-optimization/44688
8529 * loop-iv.c (determine_max_iter): Only return max_iter.
8530 (iv_number_of_iterations): Also use the recorded loop bound
8531 on the maximum number of iterations.
8532 * loop-unroll.c (decide_unroll_runtime_iterations): Use
8533 max_iter to avoid unrolling loops that do not roll.
8534 (decide_unroll_stupid): Likewise.
8536 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
8538 * targhooks.c (default_case_values_threshold): Fix code style nit.
8540 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
8541 case range and type folding from here...
8542 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
8543 type, as documented in tree.def.
8545 2012-04-18 Jan Hubicka <jh@suse.cz>
8547 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
8549 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
8550 cgraph hash and same comdat groups.
8551 (cgraph_optimize): Verify symbol table.
8552 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
8553 (dissolve_same_comdat_group_list): Work on symtab nodes.
8554 (function_and_variable_visibility): Dissolve variable same comdat group
8556 * symtab.c: Include timevar.h
8557 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
8559 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
8561 * tree-switch-conversion.c (info): Remove global pass info.
8562 (check_range, check_process_case, check_final_bb, create_temp_arrays,
8563 free_temp_arrays, gather_default_values, build_constructors,
8564 array_value_type, build_one_array, build_arrays, gen_def_assigns,
8565 fix_phi_nodes, gen_inbound_check): Pass info around from ...
8566 (process_switch): ... here. Unify message format. Return a const
8567 char pointer to the failure reason message.
8568 (do_switchconv): Unify message format. Update process_switch usage.
8570 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
8571 * tree-cfg.c (edge_to_cases): Fix documentation.
8573 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
8575 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
8577 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8579 PR tree-optimization/52976
8580 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
8581 (possibly_move_powi): New function.
8582 (rewrite_expr_tree): Call possibly_move_powi.
8583 (rewrite_expr_tree_parallel): Likewise.
8584 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
8585 call add_to_ops_vec instead.
8587 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8589 PR tree-optimization/52976
8590 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
8591 (decrement_power): Likewise.
8592 (propagate_op_to_single_use): Likewise.
8593 (zero_one_operation): Handle __builtin_pow* calls in linearized
8594 expression trees; factor logic into propagate_op_to_single_use.
8595 (undistribute_ops_list): Allow operands with repeat counts > 1.
8597 2012-04-18 Richard Guenther <rguenther@suse.de>
8599 PR tree-optimization/44688
8600 * cfgloop.h (record_niter_bound): Declare.
8601 * tree-ssa-loop-niter.c (record_niter_bound): Export.
8602 Update the estimation with the upper bound here...
8603 (estimate_numbers_of_iterations_loop): ... instead of here.
8604 Do not forcefully reset a recorded upper bound.
8605 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
8606 Record the maximum number of loop iterations of the prologue loop.
8608 2012-04-18 Jan Hubicka <jh@suse.cz>
8610 * lto-symtab.c (lto_cgraph_replace_node): Update.
8611 * cgraphbuild.c (record_reference, record_type_list,
8612 record_eh_tables, mark_address, mark_load, mark_store): Update.
8613 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
8614 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
8616 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
8617 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
8618 * reload.c: Fix typo in comment.
8619 * rtlanal.c: Likewise.
8620 * tree-emultls.c (gen_emutls_addr): Update.
8621 * ipa-reference.c (analyze_function): Update.
8622 * cgraphunit.c (cgraph_analyze_function,
8623 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
8625 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
8626 (ipa_remove_reference): Likewise.
8627 (ipa_remove_all_refering): Rename to ...
8628 (ipa_remove_all_referring): ... this one; update.
8629 (ipa_dump_references): Update.
8630 (ipa_dump_referring): Update.
8631 (ipa_clone_references): Update.
8632 (ipa_clone_refering): Rename to ...
8633 (ipa_clone_referring): ... this one; update.
8634 (ipa_ref_cannot_lead_to_return): Update.
8635 (ipa_ref_has_aliases_p): Update.
8636 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
8638 (ipa_ref_type): Remove.
8639 (ipa_ref_ptr_u): Remove.
8640 (ipa_ref): Remove referencing, refered, refered_index, refering_type
8641 and refered_type; add referring, referred and referred_index.
8642 (ipa_ref_list): Rename refering to referring.
8643 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
8644 ipa_clone_references, ipa_clone_referring): Update prototypes.
8645 * lto-cgraph.c (referenced_from_other_partition_p): Update.
8646 (lto_output_ref): Update.
8647 (add_references): Update.
8648 (input_varpool_node): Update.
8649 (input_refs): Update.
8650 * ipa-ref-inline.h (ipa_ref_node): Update.
8651 (ipa_ref_varpool_node): Update.
8652 (ipa_ref_referring_node): Update.
8653 (ipa_ref_referring_varpool_node): Update.
8654 (ipa_ref_referring_ref_list): Update.
8655 (ipa_ref_referred_ref_list): Update.
8656 (ipa_ref_list_first_referring): Update.
8657 (ipa_empty_ref_list): Update.
8658 (ipa_ref_list_refering_iterate): Rename to ...
8659 (ipa_ref_list_referring_iterate): ... this one.
8660 * cse.c: Update comment.
8661 * ipa-utils.c (ipa_reverse_postorder): Update.
8662 * tree-ssa-alias.c: Update.
8663 * ipa-inline.c (reset_edge_caches): Update.
8664 (update_caller_keys): Update.
8665 * ipa-inline.h: Update comments.
8666 * jump.c: Update comment.
8667 * alias.c: Likewise.
8668 * ipa.c (process_references): Update.
8669 (cgraph_remove_unreachable_nodes): Likewise.
8670 (ipa_discover_readonly_nonaddressable_var): Likewise.
8671 (cgraph_address_taken_from_non_vtable_p): Likewise.
8672 * trans-mem.c (ipa_tm_execute): Update.
8673 * simplify-rtx.c: Fix comment.
8674 * rtl.c: Fix comment.
8675 * symtab.c (symtab_unregister_node): Update.
8676 * varpool.c (dump_varpool_node): Update.
8677 (varpool_analyze_pending_decls): Update.
8678 (assemble_aliases): Update.
8679 (varpool_for_node_and_aliases): Update.
8681 2012-04-18 Richard Guenther <rguenther@suse.de>
8683 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
8684 use_undefined_p parameter.
8685 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
8686 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
8688 (estimate_numbers_of_iterations): Likewise.
8689 (estimated_loop_iterations): Adjust.
8690 (max_loop_iterations): Likewise.
8691 (scev_probably_wraps_p): Likewise.
8692 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
8693 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
8694 not max_loop_iterations.
8695 (execute_vrp): Remove explicit number of iterations estimation.
8697 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
8699 * config/i386/linux-common.h: New.
8701 * config.gcc: Add i386/linux-common.h before
8702 all i386/linux.h and i386/linux64.h usages.
8704 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
8705 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
8706 * config/i386/gnu-user64.h: Likewise.
8708 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
8709 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
8710 (GNU_USER_TARGET_MATHFILE_SPEC): New.
8711 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
8713 2012-04-18 Jan Hubicka <jh@suse.cz>
8715 * cgraph.c (cgraph_node_name): Remove.
8716 (dump_cgraph_node): Use dump_symtab_base; reformat.
8717 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
8718 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
8720 (cgraph_node_name, varpool_node_name): Remove.
8721 (cgraph_node_asm_name, varpool_node_asm_name,
8722 cgraph_node_name, varpool_node_name): New.
8723 * tree-pass.h (TODO_dump_cgraph): Rename to ...
8724 (TODO_dump_symtab): ... this one.
8725 * ipa-cp (pass_ipa_cp): Update.
8726 * ia-reference.c (generate_summary, read_write_all_from_decl,
8727 propagate, ipa_reference_read_optimization_summary): Update.
8728 * cgraphunit.c (cgraph_analyze_functions): Update.
8729 (cgraph_optimize): Update.
8730 * ipa-ref.c (ipa_dump_references): Update.
8731 (ipa_dump_refering): Update.
8732 * ipa-inline.c (pass_ipa_inline): Update.
8733 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
8734 * ipa.c (pass_ipa_function_visibility,
8735 pass_ipa_whole_program_visibility): Update.
8736 * tree-sra.c (pass_early_ipa_sra): Update.
8737 * symtab.c: Include langhooks.h
8738 (symtab_node_asm_name): New.
8739 (symtab_node_name): New.
8740 (symtab_type_names): New static var.
8741 (dump_symtab_base): New.
8742 (dump_symtab_node, dump_symtab): New.
8743 (debug_symtab_node, debug_symtab): New.
8744 * tree-ssa-structalias.c: Dump symbol table.
8745 * pases.c (execute_todo): Handle TODO_dump_symtab instead
8746 of TODO_dump_cgraph.
8747 * varpoo.c (varpool_node_name): Remove.
8748 (dump_varpool_node): Use dump_symtab_base; reformat.
8750 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
8752 * doc/invoke.texi (Language Independent Options): @item should be
8755 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
8758 * rtl.c (rtx_code_size): Handle ADDRESS.
8760 2012-04-17 Tom de Vries <tom@codesourcery.com>
8762 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
8765 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
8768 * config/i386/sync.md (atomic_<code><mode>): Rename to
8769 atomic_<logic><mode>.
8771 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
8773 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
8774 * alias.c (reg_base_value): Expand and update comment.
8775 (arg_base_value): New variable.
8776 (unique_id): Move up file.
8777 (unique_base_value, unique_base_value_p, known_base_value_p): New.
8778 (find_base_value): Use arg_base_value and known_base_value_p.
8779 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
8780 (find_base_term): Use known_base_value_p.
8781 (base_alias_check): Use unique_base_value_p.
8782 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
8783 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
8785 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
8787 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
8789 2012-04-17 Michael Matz <matz@suse.de>
8791 PR tree-optimization/18437
8792 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
8793 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
8794 (vect_check_strided_load): Declare.
8795 * tree-vect-data-refs.c (vect_check_strided_load): New function.
8796 (vect_analyze_data_refs): Use it to accept strided loads.
8797 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
8799 2012-04-17 Richard Guenther <rguenther@suse.de>
8802 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
8803 loops when redirecting an entry or latch edge.
8805 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
8807 * sel-sched.c (sel_global_init): Revert previous change.
8809 2012-04-17 Richard Guenther <rguenther@suse.de>
8811 * tree-flow.h (array_at_struct_end_p): Move declaration ...
8812 * tree.h (array_at_struct_end_p): ... here.
8813 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
8814 * expr.c (array_at_struct_end_p): ... here. Rewrite.
8816 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
8818 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
8819 COST_TABLE): Remove.
8820 (estimate_case_costs): Remove.
8821 (expand_case): Do not call estimate_case_costs
8822 to set use_cost_table.
8823 (balance_case_nodes): Do not use use_cost_table.
8825 2012-04-16 Jan Hubicka <jh@suse.cz>
8827 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
8828 (hash_node, eq_node): Remove.
8829 (cgraph_create_node): Do not handle hashtable.
8830 (cgraph_get_node): Remove.
8831 (cgraph_insert_node_to_hashtable): Remove.
8832 (hash_node_by_assembler_name): Remove.
8833 (eq_assembler_name): Remove.
8834 (cgraph_node_for_asm): Rewrite.
8835 (cgraph_find_replacement_node): Break out from ...
8836 (cgraph_remove_node): ... here; do not maintain hashtables.
8837 (change_decl_assembler_name): Remove.
8838 (cgraph_clone_node): Do not maintain hashtables.
8839 * cgraph.h (const_symtab_node): New typedef.
8840 (cgraph_insert_node_to_hashtable): Remove.
8841 (symtab_get_node, symtab_node_for_asm,
8842 symtab_insert_node_to_hashtable): Declare.
8843 (cgraph_find_replacement_node): Declare.
8844 (cgraph_get_node, varpool_get_node): Turn into inlines.
8845 (cgraph, varpool): Work sanely on NULL pointers.
8846 (FOR_EACH_SYMBOL): New walker.
8847 * ipa-inline-transform.c (save_inline_function_body): Use
8848 symtab_insert_node_to_hashtable.
8849 * symtab.c: Include ggc.h and diagnostics.h
8850 (symtab_hash, assembler_name_hash): New static vars;
8851 (hash_node, eq_node, hash_node_by_assembler_name,
8852 eq_assembler_name, insert_to_assembler_name_hash,
8853 unlink_from_assembler_name_hash): New.
8854 (symtab_register_node): Update hashtables.
8855 (symtab_insert_node_to_hashtable): New.
8856 (symtab_unregister_node): Update hashtables.
8857 (symtab_get_node): New.
8858 (symtab_node_for_asm): New.
8859 (change_decl_assembler_name): New.
8860 * Makefile.in (symtab.o): Needs GTY.
8861 * varpool.c (varpool_hash): Remove.
8862 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
8863 (varpool_node): Rewrite using varpool_get_node.
8864 (varpool_remove_node): DO not maintain hashtables.
8865 (varpool_node_for_asm): Rewrite.
8867 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
8869 * doc/invoke.texi: Copy-edit to put verbs in the present tense
8870 when describing the current behavior of GCC.
8872 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
8874 * genemit.c (gen_exp): Remove ADDRESS handling.
8875 * genoutput.c (scan_operands): Likewise.
8876 * genpeep.c (match_rtx): Likewise.
8877 * genrecog.c (add_to_sequence): Likewise.
8879 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
8881 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
8883 2012-04-16 Martin Jambor <mjambor@suse.cz>
8885 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
8888 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
8891 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
8892 hints for 'A' operand types.
8894 2012-04-16 Jan Hubicka <jh@suse.cz>
8896 * cgraph.h (symtab_node_base): Add next and previous pointers.
8897 (cgraph_node): Remove next and preivous pointers.
8898 (varpool_node): Likewise; remove next/previous GTY marker;
8899 it is not type safe.
8900 (symtab_node_def): Update GTY marker
8901 (x_cgraph_nodes, cgraph_nodes): Remove.
8902 (symtab_nodes): New function.
8903 (cgraph_order): Rename to ...
8904 (symtab_order): ... this one.
8905 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
8907 (x_varpool_nodes, varpool_nodes): Remove.
8908 (FOR_EACH_STATIC_VARIABLE): Update.
8909 (symtab_function_p, symtab_variable_p): New function.
8910 (FOR_EACH_VARIABLE): Update.
8911 (varpool_first_variable, varpool_next_variable): New functions.
8912 (FOR_EACH_VARIABLE): Update.
8913 (cgraph_first_defined_function): Update.
8914 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
8915 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
8916 (cgraph_first_function, cgraph_next_function): New.
8917 (FOR_EACH_FUNCTION): Update.
8918 (cgraph_first_function_with_gimple_body,
8919 cgraph_next_function_with_gimple_body): Update.
8920 * symtab.c: New file.
8921 * cgraph.c: Update copyright dates.
8922 (x_cgraph_nodes, cgraph_order): Remove.
8923 (NEXT_FREE_NODE): Update.
8924 (SET_NEXT_FREE_NODE): New.
8925 (cgraph_create_node_1): Remove common code.
8926 (cgraph_create_node): Remove common code; call symtab_register_node.
8927 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
8928 (cgraph_add_asm_node): Update.
8929 (cgraph_clone_node): Register new node.
8930 * cgraphunit.c (process_function_and_variable_attributes): Update.
8931 (cgraph_analyze_functions): Update.
8932 (cgraph_analyze_functions): Update.
8933 (cgraph_output_in_order): Update.
8934 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
8936 * ipa-inline.c (recursive_inlining): Update.
8937 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
8938 * ipa.c (cgraph_remove_unreachable_nodes): Update.
8939 * Makefile.in: Add symtab.o
8940 * varpool.c (x_varpool_nodes): Remove
8941 (varpool_node): Remove common code; call symtab_register_node.
8942 (varpool_remove_node): Remove common code; call symtab_unregister_node.
8944 2012-04-16 Richard Guenther <rguenther@suse.de>
8947 * tree.h (VECTOR_CST_NELTS): Adjust.
8948 (struct tree_vector): Add explicit length field.
8949 (make_vector_stat): Declare.
8950 (make_vector): Define.
8951 * tree.c (make_vector_stat): New function.
8952 (build_vector_stat): Use it.
8953 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
8955 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8957 PR tree-optimization/52976
8958 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
8959 (undistribute_ops_list): Ops with repeat counts aren't eligible for
8961 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
8963 2012-04-16 Jan Hubicka <jh@suse.cz>
8965 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
8967 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
8968 walkers to walk cgraph and varpool.
8969 * cgraph.c (cgraph_node_for_asm): Likewise.
8970 (dump_cgraph): Likewise.
8971 * value-prof.c (init_node_map): Likewise.
8972 * tree.c (free_lang_data_in_cgraph): Likewise.
8973 * tree-emutls.c: (ipa_lower_emutls): Likewise.
8974 * ipa-reference.c (generate_summary, propagate): Likewise.
8975 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
8976 cgraph_mark_functions_to_output, cgraph_output_in_order,
8977 output_weakrefs, cgraph_materialize_all_clones,
8978 cgraph_optimize): Likewise.
8979 * lto-cgraph.c (merge_profile_summaries): Likewise.
8980 (input_cgraph): Likewise.
8981 * ipa-pure-const.c (generate_summary): Likewise.
8982 (propagate): Likwise.
8983 * ipa-utils.c (ipa_reduced_postorder): Likewise.
8984 (ipa_free_postorder_info): Likewise.
8985 (ipa_reverse_postorder): Likewise.
8986 * ipa-inline.c (ipa_inline): Likewise.
8987 * matrix-reorg.c (find_matrices_decl): Likewise.
8988 (matrix_reorg): Likewise.
8989 * tree-vectorizer.c (increase_alignment): Likewise.
8990 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
8991 (function_and_variable_visibility): Likewise.
8992 (whole_program_function_and_variable_visibility): Likewise.
8993 (ipa_cdtor_merge): Likewise.
8994 * trans-mem.c (ipa_tm_execute): Likewise.
8995 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
8996 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
8997 (ipa_print_all_params): Likewise.
8998 (ipa_update_after_lto_read): Likewise.
8999 * tree-profie.c (tree_profiling): Likewise.
9000 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
9001 * passes.c (dump_passes): Likewise.
9002 (do_per_function): Likewise.
9003 (ipa_write_summaries): Likewise.
9004 * varpool.c (dump_varpool): Likewise.
9005 (varpool_node_for_asm): Likewise.
9006 (varpool_assemble_pending_decls): Likewise.
9008 2012-04-16 Richard Guenther <rguenther@suse.de>
9010 PR tree-optimization/52975
9011 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
9012 condition but always mark it with TRUTH_NOT_EXPR.
9014 2012-04-16 Richard Guenther <rguenther@suse.de>
9016 PR tree-optimization/52975
9017 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
9018 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
9019 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
9020 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
9022 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
9024 * config/i386/sse.md (ssse3_plusminus): New code iterator.
9025 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
9026 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
9027 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
9028 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
9029 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
9030 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
9032 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
9033 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
9034 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
9035 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
9036 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
9037 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
9039 (xop_plus): New code iterator.
9040 (macs): New code attribute.
9042 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
9043 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
9045 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
9046 xop_plus code iterator.
9047 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
9048 xop_plus code iterator.
9049 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
9050 xop_plus code iterator.
9051 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
9052 xop_plus code iterator.
9054 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
9055 any_extend code iterator.
9056 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
9057 any_extend code iterator.
9058 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
9059 any_extend code iterator.
9060 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
9061 any_extend code iterator.
9062 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
9063 any_extend code iterator.
9064 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
9065 any_extend code iterator.
9067 2012-04-14 Tom de Vries <tom@codesourcery.com>
9069 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
9070 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
9071 DELETED_LABEL note, and move it to ...
9072 * cfgrtl.c (delete_insn): ... here. Change return type to void.
9073 (delete_insn_and_edges): Likewise.
9074 (delete_insn_chain): Handle new return type of delete_insn. Delete
9075 chain backwards rather than forwards.
9076 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
9078 * cfglayout.c (fixup_reorder_chain): Delete unused label.
9080 2012-04-14 Jan Hubicka <jh@suse.cz>
9082 * cgraph.h: Update copyrights;
9083 (symtab_node): Turn to union typedef.
9084 (symtab_node_base): New structure.
9085 (symtab_type): Add SYMTAB_SYMBOL tag.
9086 (cgraph_node): Annotate some pinters with nested_ptr.
9087 (varpool_node): Likewise.
9088 (cgraph_local_info): Remove lto_file_data
9089 and externally_visible.
9090 (cgraph_node): Remove decl; same_comdat_group list;
9091 aux; ref_list; order; address_taken; reachable_from_other_parittion,
9092 in_other_partition; resolution.
9093 (varpool_node): Remove decl; same_comdat_group;
9094 ref_list; lto_file_data; aux; order; resolution; externally_visible;
9095 used_from_other_partition; in_other_partition.
9096 (symtab_node_def): New union.
9097 (cgraph, varpool): Update.
9098 (varpool_first_static_initializer, varpool_next_static_initializer,
9099 cgraph_only_called_directly_or_aliased_p,
9100 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
9101 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
9102 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
9104 * cgraph.c: Likewise.
9105 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
9106 * cgraphbuild.c: Likewise.
9107 * lto-symtab.c: Likewise.
9108 * c-gimplify.c: Likewise.
9109 * value-prof.c: Likewise.
9111 * ipa-cp.c: Likewise.
9112 * tree-emutls.c: Likewise.
9113 * ipa-inline-transform.c: Likwise.
9114 * ipa-reference.c: Likewise.
9115 * cgraphunit.c: Likewise.
9116 * ipa-ref.c: Likewise.
9117 * lto-cgraph.c: Likewise.
9118 * ipa-ref-inline.h: Likewise.
9119 * ipa-pure-const.c: Likewise.
9120 * lto-streamer-out.c: Likewise.
9121 * ipa-utils.c: Likewise.
9122 * ipa-inline.c: Likewise.
9123 * matrix-reorg.c: Likewise.
9124 * tree-eh.c: Likewise.
9125 * tree-vectorizer.c: Likewise.
9126 * ipa-split.c: Likewise.
9128 * trans-mem.c: Likewise.
9129 * ipa-inline-analysis.c: Likewise.
9130 * gimplify.c: Likewise.
9131 * cfgexpand.c: Likewise.
9132 * tree-sra.c: Likewise.
9133 * ipa-prop.c: Likewise.
9134 * varasm.c: Likewise.
9135 * tree-nested.c: Likewise.
9136 * tree-inline.c: Likewise.
9137 * tree-profile.c: Likewise.
9138 * tree-ssa-structalias.c: Likewise.
9139 * passes.c: Likewise.
9140 * varpool.c: Likewise.
9142 2012-04-14 Tom de Vries <tom@codesourcery.com>
9144 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
9145 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
9146 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
9148 (gsi_advance_fw_nondebug_nonlocal): New function.
9149 (local_def): Removed function.
9150 (same_succ_hash): Use stmt_local_def.
9151 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
9152 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
9154 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
9156 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
9157 and __ILP32__ for x32.
9159 2012-04-13 Martin Jambor <mjambor@suse.cz>
9162 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
9163 fold_ctor_reference returns a zero constant.
9165 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
9167 * config.gcc: Add i386/gnu-user-common.h before all
9168 i386/gnu-user.h and i386/gnu-user64.h usages.
9170 * config/i386/gnu-user-common.h: New.
9172 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
9173 (CC1_SPEC): Likewise.
9174 (ENDFILE_SPEC): Likewise.
9175 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
9176 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
9177 (TARGET_OS_CPP_BUILTINS): Likewise.
9178 (LIBGCC2_HAS_TF_MODE): Likewise.
9179 (LIBGCC2_TF_CEXT): Likewise.
9180 (TF_SIZE): Likewise.
9181 (TARGET_ASM_FILE_END): Likewise.
9182 (STACK_CHECK_MOVING_SP): Likewise.
9183 (STACK_CHECK_STATIC_BUILTIN): Likewise.
9184 * config/i386/gnu-user64.h: Likewise.
9186 2012-04-13 Martin Jambor <mjambor@suse.cz>
9188 * expr.c (expand_expr_real_1): Pass type, not the expression, to
9189 set_mem_attributes for a memory temporary. Do not call the function
9190 for the memory temporary created for a bitfield.
9192 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
9195 * df.h (enum debug_temp_where): New.
9196 (dead_debug_init, dead_debug_finish) Declare.
9197 (dead_debug_add, dead_debug_insert_temp): Declare.
9198 (struct dead_debug_use, struct dead_debug): Moved from...
9199 * df-problems.c: ... here.
9200 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
9202 (df_create_unused_note): Likewise.
9203 (df_set_dead_notes_for_mw): Move comment where it belongs.
9204 (dead_debug_init): Export.
9205 (dead_debug_reset_uses): New, factored out of...
9206 (dead_debug_finish): ...this. Export.
9207 (dead_debug_reset): Remove.
9208 (dead_debug_add): Export.
9209 (dead_debug_insert_before): Rename to...
9210 (dead_debug_insert_temp): ... this. Add where argument. Export.
9211 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
9212 Return insertion count.
9213 (df_note_bb_compute): Adjust.
9214 * dce.c (word_dce_process_block): Adjust dead debug uses.
9215 (dce_process_block): Likewise.
9217 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
9219 * df-problems.c (df_note_bb_compute): Do not take note of
9220 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
9222 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
9225 * var-tracking.c (expand_depth): New type.
9226 (onepart_aux, expand_loc_callback_data): Change depth type to it.
9227 (loc_exp_dep_alloc): Adjust initializer.
9228 (update_depth): Use new type. Add entryvals.
9229 (vt_expand_var_loc_chain): Take note of expansions with
9230 ENTRY_VALUEs, but don't accept them right away. Run an optional
9231 second pass accepting the minimum ENTRY_VALUE count found in the
9233 (vt_expand_loc_callback, INIT_ELCD): Adjust.
9235 2012-04-13 Tom de Vries <tom@codesourcery.com>
9237 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
9238 parameters vuse and vuse_escaped.
9239 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
9240 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
9243 2012-04-13 Richard Guenther <rguenther@suse.de>
9245 PR tree-optimization/52969
9246 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
9247 the condition for the COND_EXPR and handle predicate negation
9248 by swapping the COND_EXPR arms.
9250 2012-04-13 Nick Clifton <nickc@redhat.com>
9252 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
9253 TODO_dump_func flag.
9255 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
9257 PR rtl-optimization/52203
9258 PR rtl-optimization/52715
9260 Revert the 2012-03-07 fix for PR 52203.
9261 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
9262 the insn does not modify DFA right before issuing, adjust
9263 issue_rate accordingly.
9265 2012-04-13 Richard Guenther <rguenther@suse.de>
9268 * c-typeck.c (pointer_diff): Remove bogus assert.
9270 2012-04-13 Richard Guenther <rguenther@suse.de>
9273 * convert.c (convert_to_pointer): Remove special-casing of zero.
9275 2012-04-13 Joey Ye <joey.ye@arm.com>
9277 * config/arm/constraints.md (Pe): New constraint.
9278 * config/arm/arm.md: New split for imm 256-510.
9280 2012-04-13 Terry Guo <terry.guo@arm.com>
9282 * config/arm/arm-cores.def: Added core cortex-m0plus.
9283 * config/arm/arm-tune.md: Regenerated.
9284 * config/arm/arm-tables.opt: Regenerated.
9285 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
9287 2012-04-13 Alan Modra <amodra@gmail.com>
9290 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
9291 tie regs on destination of sets. Delete forward declaration.
9292 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
9293 (rs6000_emit_prologue): Likewise.
9294 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
9296 (is_mem_ref): Use tie_operand to recognise stack ties.
9297 * config/rs6000/predicates.md (tie_operand): New.
9298 * config/rs6000/rs6000.md (restore_stack_block): Generate new
9300 (restore_stack_nonlocal): Likewise.
9301 (stack_tie): Update.
9302 (frame_tie): Delete.
9304 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9306 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
9307 HOST_WIDE_INT_PRINT_DEC in format strings.
9309 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
9312 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
9313 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
9314 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
9315 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
9316 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
9317 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
9318 avx2_permvarv8si using VI4F_256 mode iterator.
9319 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
9320 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
9321 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
9322 gen_avx2_permvarv8sf.
9323 (expand_vec_perm_pshufb): Ditto.
9325 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9328 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
9329 the list of options to enable the FCFID instruction.
9330 (TARGET_EXTRA_BUILTINS): Adjust comment.
9332 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9334 PR tree-optimization/18589
9335 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
9336 (operand_entry): Add count field.
9337 (add_repeat_to_ops_vec): New function.
9338 (completely_remove_stmt): Likewise.
9339 (remove_def_if_absorbed_call): Likewise.
9340 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
9341 (acceptable_pow_call): New function.
9342 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
9343 entries with repeat counts when found.
9344 (repeat_factor_d): New struct and associated typedefs.
9345 (repeat_factor_vec): New static vector variable.
9346 (compare_repeat_factors): New function.
9347 (get_reassoc_pow_ssa_name): Likewise.
9348 (attempt_builtin_powi): Likewise.
9349 (reassociate_bb): Call attempt_builtin_powi.
9350 (fini_reassoc): Two new calls to statistics_counter_event.
9352 2012-04-12 Richard Guenther <rguenther@suse.de>
9354 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
9355 * cgraph.h (tree_rest_of_compilation): Remove.
9356 * cgraph.c (cgraph_add_new_function): Move ...
9357 * cgraphunit.c (cgraph_add_new_function): ... here.
9358 (tree_rest_of_compilation): Make static.
9359 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
9360 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
9361 gate_all_early_local_passes, execute_all_early_local_passes,
9362 pass_early_local_passes, gate_all_early_optimizations,
9363 pass_all_early_optimizations): Move ...
9364 * passes.c (gate_all_optimizations, pass_all_optimizations,
9365 gate_all_early_local_passes, execute_all_early_local_passes,
9366 pass_early_local_passes, gate_all_early_optimizations,
9367 pass_all_early_optimizations): ... here.
9368 * tree-optimize.c (execute_free_datastructures): Remove.
9369 * tree-flow.h (execute_free_datastructures): Remove.
9370 * tree-optimize.c (execute_init_datastructures,
9371 pass_init_datastructures): Move ...
9372 * tree-ssa.c (execute_init_datastructures,
9373 pass_init_datastructures): ... here.
9374 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
9375 execute_free_datastructures.
9377 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
9379 * dbgcnt.def (ira_move): New counter.
9380 * ira-int.h (ira_create_new_reg): Declare function.
9381 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
9382 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
9383 no longer static. All callers changed.
9384 * ira.c: Include "dbgcnt.h".
9385 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
9386 move_unallocated_pseudos): New static functions.
9387 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
9388 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
9389 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
9390 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
9391 to the pseudos generated in find_moveable_pseudos.
9392 * Makefile.in (ira.o): Add $(DBGCNT_H).
9394 2012-04-12 Richard Guenther <rguenther@suse.de>
9396 PR tree-optimization/52943
9397 * tree-chrec.h (chrec_is_positive): Remove.
9398 * tree-scalar-evolution.c (chrec_is_positive): Move ...
9399 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
9400 Return false for a constant zero instead of negative.
9401 (analyze_siv_subscript_cst_affine): Handle zero difference
9402 in the initial condition explicitely.
9404 2012-04-12 Richard Guenther <rguenther@suse.de>
9406 * tree-parloops.c (parallelize_loops): Also consult the upper
9407 bound for the number of iterations.
9408 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
9409 (loop_prefetch_arrays): Likewise.
9411 2012-04-12 Richard Guenther <rguenther@suse.de>
9413 * cfgloop.h (estimated_loop_iterations_int): Ditch
9414 'conservative' parameter.
9415 (max_stmt_executions_int): Likewise.
9416 (estimated_loop_iterations): Likewise.
9417 (max_stmt_executions): Likewise.
9418 (max_loop_iterations): Declare.
9419 (max_loop_iterations_int): Likewise.
9420 (estimated_stmt_executions): Likewise.
9421 (estimated_stmt_executions_int): Likewise.
9422 * tree-ssa-loop-niter.c (estimated_loop_iterations):
9424 (max_loop_iterations): ... this.
9425 (estimated_loop_iterations_int): Split parts to ...
9426 (max_loop_iterations_int): ... this.
9427 (max_stmt_executions_int): Split parts to ...
9428 (estimated_stmt_executions_int): ... this.
9429 (max_stmt_executions): Split parts to ...
9430 (estimated_stmt_executions): ... this.
9431 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
9432 * predict.c (predict_loops): Likewise.
9433 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
9434 (analyze_siv_subscript_cst_affine): Likewise.
9435 (compute_overlap_steps_for_affine_1_2): Likewise.
9436 (analyze_subscript_affine_affine): Likewise.
9437 (init_omega_for_ddr_1): Likewise.
9438 * tree-parloops.c (parallelize_loops): Likewise.
9439 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
9440 (may_eliminate_iv): Likewise.
9441 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
9442 (loop_prefetch_arrays): Likewise.
9443 * tree-vrp.c (adjust_range_with_scev): Likewise.
9445 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
9447 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
9448 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
9450 (dump_table): Use bool type for need_align and have_df variables.
9451 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
9452 (regs_used): Remove register modifier.
9453 (barrier_align): Move variables slot, credit, jump_to_next
9454 into if block above for loop. Use bool type for jump_to_next.
9455 (sh_function_arg): Use NULL_RTX instead of 0.
9457 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
9459 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
9460 (bswapsi2): New expander.
9462 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
9464 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
9465 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
9467 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
9469 PR rtl-optimization/52876
9470 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
9471 Don't call mark_reg_pointer for incompatible pointer sign extension.
9473 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
9476 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
9478 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
9479 comparisons against TYPE_PRECISION.
9480 * tree-ssa-forwprop.c (combine_conversions): Likewise.
9482 2012-04-11 Xinliang David Li <davidxl@google.com>
9484 * tree-passes.h: Remove TODO_dump_func.
9485 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
9486 * trans-mem.c: Remove TODO_dump_func.
9487 * ira.c: Remove TODO_dump_func.
9489 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
9491 * config/i386/i386.c (ix86_option_override_internal): Check
9492 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
9493 after TARGET_64BIT is updated.
9495 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
9497 * config/sh/sh.h: Remove old secondary reload code.
9499 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
9501 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
9502 (ready_reorder): ... this function.
9504 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
9506 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
9509 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
9510 insns so that no other insn is queued for a time before them.
9512 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
9515 2012-04-11 Richard Guenther <rguenther@suse.de>
9518 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
9519 consider loop nesting.
9520 (evolution_function_is_univariate_p): Properly check the remainder
9523 2012-04-11 Richard Guenther <rguenther@suse.de>
9526 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
9528 2012-04-11 Nick Clifton <nickc@redhat.com>
9530 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
9531 information, if requested.
9533 * config/rx/rx.c (rx_expand_prologue): Likewise.
9535 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
9536 Michael Matz <matz@suse.de>
9539 * rtlanal.c (unsigned_reg_p): New function.
9540 Update copyright notice dates.
9541 * rtl.h (unsigned_reg_p): Prototype it.
9542 Update copyright notice dates.
9543 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
9545 * expr.c (expand_expr_real_1): Set register attributes.
9546 * stmt.c (expand_case): Likewise.
9548 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
9551 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
9552 consider_sh2a and allow_zero.
9553 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
9554 (disp_addr_displacement): New function.
9555 (sh_address_cost): Use disp_addr_displacement function instead
9556 of DISP_ADDR_OFFSET.
9557 (sh_legitimate_address_p): Adapt to changed
9558 sh_legitimate_index_p declaration.
9559 (sh_find_mov_disp_adjust): Remove HImode check.
9560 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
9561 disp_addr_displacement and max_mov_insn_displacement.
9562 (max_mov_insn_displacement): Remove HImode check.
9563 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
9564 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
9565 * config/sh/constraints.md (K05, K13): New constraints.
9566 (K12): Correct comment.
9567 (Sdd): Do not use DISP_ADDR_P macro.
9568 (Snd, Sbw): Use satisfies_constraint_Sdd.
9569 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
9570 (*extendhisi2_compact, movhi_i): Remove.
9571 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
9572 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
9573 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
9574 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
9575 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
9576 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
9577 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
9579 Add new peepholes for HImode displacement addressing.
9581 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
9583 * config/sh/sh.h (SIDI_OFF): Remove.
9584 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
9585 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
9588 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
9591 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
9592 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
9593 * doc/md.texi (Standard Names): Add bswap.
9594 * builtin-types.def (BT_UINT16): New primitive type.
9595 (BT_FN_UINT16_UINT16): New function type.
9596 * builtins.def (BUILT_IN_BSWAP16): New.
9597 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
9598 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
9599 expand_builtin_bswap.
9600 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
9601 (fold_builtin_1): Likewise.
9602 (is_inexpensive_builtin): Likewise.
9603 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
9604 missing bits for bswap to libcall code.
9605 * tree.c (build_common_tree_nodes): Build uint16_type_node.
9606 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
9607 (uint16_type_node): New define.
9608 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
9609 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
9611 (rs6000_init_builtins): Likewise.
9612 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
9614 2012-04-11 Tristan Gingold <gingold@adacore.com>
9616 * doc/extend.texi (Type Attributes): Move paragraph.
9618 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
9621 * diagnostic.h (show_caret): Declare.
9622 (caret_max_width): Declare.
9623 (diagnostic_show_locus): Declare.
9624 * diagnostic.c (diagnostic_initialize): Initialize to false.
9625 (diagnostic_show_locus): New.
9626 (diagnostic_report_diagnostic): Call it.
9627 (getenv_columns): New.
9629 (diagnostic_set_caret_max_width): New.
9630 * input.c (read_line): New.
9631 (location_get_source_line): New.
9632 * input.h (location_get_source_line): Declare.
9633 * toplev.c (general_init): Initialize show_caret from options.
9634 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
9635 * opts.c (common_handle_option): Likewise.
9636 * pretty-print.h (pp_get_prefix): New.
9637 (pp_base_get_prefix): New.
9638 * common.opt (fdiagnostics-show-caret): New option.
9639 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
9641 2012-04-11 Richard Guenther <rguenther@suse.de>
9643 PR rtl-optimization/52881
9644 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
9646 2012-04-11 Richard Guenther <rguenther@suse.de>
9648 PR tree-optimization/52912
9649 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
9650 manipulation code we are threading through a loop header
9651 to an exit destination.
9653 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
9655 * tree.h (warn_if_unused_value): Move declaration from here.
9656 * stmt.c (warn_if_unused_value): Move definition from here.
9658 2012-04-10 Michael Matz <matz@suse.de>
9660 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
9662 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
9663 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
9664 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
9665 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
9666 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
9667 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
9668 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
9669 (vect_record_strided_load_vectors): Rename to
9670 vect_record_grouped_load_vectors.
9671 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
9672 Rename use of above macros.
9673 (vect_verify_datarefs_alignment): Ditto.
9674 (vector_alignment_reachable_p): Ditto.
9675 (vect_peeling_hash_get_lowest_cost): Ditto.
9676 (vect_enhance_data_refs_alignment): Ditto.
9677 (vect_analyze_group_access): Ditto and rename stride to groupsize.
9678 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
9679 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
9680 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
9681 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
9682 (vect_record_strided_load_vectors): Rename to
9683 vect_record_grouped_load_vectors.
9684 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
9685 (destroy_loop_vec_info): Ditto.
9686 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
9687 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
9688 (vect_analyze_slp): Ditto.
9689 (new_bb_vec_info): Ditto.
9690 (destroy_bb_vec_info): Ditto.
9691 (vect_schedule_slp_instance): Ditto and rename strided_store to
9693 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
9694 vect_cost_group_size.
9695 (vect_model_store_cost): Rename use of above macros and call
9696 to vect_cost_strided_group_size.
9697 (vect_model_load_cost): Ditto.
9698 (vectorizable_store): Ditto, rename strided_store to grouped_store
9699 and calls to renamed tree-vectorizer.h functions.
9700 (vectorizable_load): Ditto.
9701 (vect_transform_stmt): Rename use of above macros and strided_store
9704 2012-04-10 Jan Hubicka <jh@suse.cz>
9706 * cgraph.h: Remove misledaing comment on ipa-ref.h.
9707 (symtab_type): New enum.
9708 (symtab_node): New structure.
9709 (cgraph_node, varpool_node): Add symbol base type.
9710 (cgraph, varpool): New accestor functions.
9711 * cgraph.c (cgraph_create_node_1): Set symbol type.
9712 * varpool.c (varpool_node): Set symbol type.
9714 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
9715 Richard Sandiford <rdsandiford@googlemail.com>
9717 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
9719 2012-04-10 Richard Guenther <rguenther@suse.de>
9722 * gimple-low.c (gimple_check_call_args): Properly account for
9723 compatible aggregate types.
9725 2012-04-10 Richard Guenther <rguenther@suse.de>
9727 * toplev.h (tree_rest_of_compilation): Remove.
9728 * tree-optimize.c (tree_rest_of_compilation): Likewise.
9729 * cgraph.h (tree_rest_of_compilation): Declare.
9730 * tree-optimize.c (tree_rest_of_compilation): Move ...
9731 * cgraphunit.c (tree_rest_of_compilation): ... here.
9732 * cgraph.c (cgraph_add_new_function): Adjust.
9733 * Makefile.in (tree-optimize.o): Adjust.
9734 (cgraphunit.o): Likewise.
9736 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
9738 PR tree-optimization/52870
9739 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
9740 presumed pattern statement is within the same loop or basic block.
9742 2012-04-10 Tristan Gingold <gingold@adacore.com>
9744 * gengtype.c (main): Make uintptr_t a known type.
9746 2012-04-10 Richard Guenther <rguenther@suse.de>
9748 * tree-pass.h (tree_lowering_passes): Remove.
9749 * tree-optimize.c (tree_lowering_passes): Remove.
9750 * cgraph.c (cgraph_add_new_function): Inline relevant parts
9751 of tree_lowering_passes, avoid redundant call of early local passes.
9752 * cgraphunit.c (cgraph_lower_function): Fold into ...
9753 (cgraph_analyze_function): ... its single caller. Inline
9754 relevant parts of tree_lowering_passes.
9756 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
9759 * config/pa/pa.opt: Remove SIO and GNU_LD.
9761 2012-04-09 Jan Hubicka <jh@suse.cz>
9766 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
9767 boundary, add its target too.
9768 * lto.c (add_references_to_partition): Add also aliased nodes.
9769 (add_cgraph_node_to_partition,
9770 add_varpool_node_to_partition): Work on nodes, not functions/variables;
9771 when adding alias, add also the aliased object.
9773 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
9776 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
9777 VOIDmode immediate operands.
9778 * config/i386/constraints.md (Wz): New constraint.
9779 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
9781 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
9784 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
9785 the DECL generated for the special GOT helper.
9787 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
9789 * config/sh/constraints.md: Update list of constraints in
9791 (Sr0): Remove unused memory constraint.
9793 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
9795 * tree-pretty-print.h: Update comment.
9797 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
9799 * config/sh/sh.md: Use braced string notation where applicable.
9800 (*prefetch_i4, prefetch_m2a): Merge into ...
9801 (*prefetch): ... this new insn.
9803 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
9805 * config/sh/sh.h (high_life_started): Remove
9806 * config/sh/predicates.md (general_movdst_operand): Use
9807 'reload_in_progress' instead of 'high_life_started'.
9808 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
9809 divsi_inv_fp): Likewise.
9811 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
9813 * config/sh/sh-protos.h (prepare_move_operands): Return void
9815 * config/sh/sh.c (prepare_move_operands): Likewise.
9816 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
9818 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
9820 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
9821 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
9822 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
9823 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
9824 commutative_float_operator, noncommutative_float_operator,
9825 sh_handle_pragma): Remove.
9827 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
9829 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
9830 Use @option markup on command-line options. Use @samp markup on
9831 literal keywords to options. Use @code markup on code fragments.
9832 Use other markup in preference to quotation marks in the text.
9833 Add markup to some passages without any.
9835 2012-04-06 Mike Stump <mikestump@comcast.net>
9837 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
9839 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
9841 * config/sh/sh.c (hi_const): Remove.
9842 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
9845 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
9847 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
9849 * config/sh/sh.c (sh_expand_t_scc): Likewise.
9850 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
9851 calling sh_expand_t_scc.
9853 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
9855 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
9856 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
9857 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
9858 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
9859 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
9860 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
9861 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
9862 sh2a_is_function_vector_call): Use bool as return type.
9863 (sh_pass_in_reg_p): Remove.
9864 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
9865 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
9866 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
9867 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
9868 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
9869 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
9870 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
9871 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
9872 sh_loads_bankedreg_p): Use bool as return type.
9873 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
9874 'register' modifier.
9876 2012-04-06 Matt Turner <mattst88@gmail.com>
9878 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
9880 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
9882 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
9883 of the destination isn't also a FP_REGS register.
9885 2012-04-05 Teresa Johnson <tejohnson@google.com>
9886 H.J. Lu <hongjiu.lu@intel.com>
9888 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
9889 * config/i386/i386.md (move immediate to memory peephole2):
9890 Add cases for HImode move when LCP stall avoidance is needed.
9891 * config/i386/i386.c (initial_ix86_tune_features): Initialize
9892 X86_TUNE_LCP_STALL entry.
9894 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
9897 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
9898 CONST_INT operands, zero-extended with AND.
9900 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
9903 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
9904 first argument instead of mode size. Move displacement calculations
9906 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
9907 ... these new functions.
9908 (disp_adjust): Remove max_mov_disp field.
9909 (sh_legitimate_index_p): Use max_mov_insn_displacement and
9910 mov_insn_alignment_mask.
9911 (sh_address_cost): Use max_mov_insn_displacement.
9913 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
9915 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
9916 (arch_enabled): Handle new arch types.
9917 (one_cmpldi2): Add NEON support.
9919 2012-04-05 Richard Guenther <rguenther@suse.de>
9921 * gimple.c (walk_gimple_op): Compute val_only for the LHS
9922 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
9923 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
9924 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
9925 ... here and make static.
9926 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
9929 2012-04-05 Richard Guenther <rguenther@suse.de>
9931 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
9932 basic-block before removing it.
9934 2012-04-05 Richard Guenther <rguenther@suse.de>
9936 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
9937 version namespace as we release the freelist.
9939 2012-04-05 Richard Guenther <rguenther@suse.de>
9941 * tree-nrv.c (tree_nrv): Release VDEFs.
9942 * tree-sra.c (sra_modify_constructor_assign): Likewise.
9943 (sra_modify_assign): Likewise.
9944 * tree-vect-stmts.c (vect_remove_stores): Likewise.
9945 * tree-vect-loop.c (vect_transform_loop): Likewise.
9946 * tree-ssa-dom.c (optimize_stmt): Likewise.
9947 * tree-vect-slp.c (vect_schedule_slp): Likewise.
9948 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
9950 2012-04-05 Richard Guenther <rguenther@suse.de>
9952 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
9954 * gimple.h (gsi_remove): Adjust.
9955 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
9956 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
9957 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
9958 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
9959 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
9960 * tree-ssa-pre.c (eliminate): Likewise.
9962 2012-04-04 Mike Stump <mikestump@comcast.net>
9964 * doc/rtl.texi (const_double): Document as sign-extending.
9965 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
9966 * emit-rtl.c (immed_double_int_const): Refine to state the
9968 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
9969 CONST_DOUBLE integers.
9970 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
9971 negative values are converted. Fix conversions bigger than
9972 HOST_BITS_PER_WIDE_INT.
9973 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
9974 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
9975 * explow.c (plus_constant_mode): Add.
9976 (plus_constant): Implement with plus_constant_mode.
9977 * rtl.h (plus_constant_mode): Add.
9979 2012-04-04 Richard Guenther <rguenther@suse.de>
9981 PR tree-optimization/52808
9982 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
9983 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
9985 2012-04-04 Tristan Gingold <gingold@adacore.com>
9987 * expr.c (expand_expr_real_2): Handle larger sizetype in
9990 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
9992 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
9993 to m2a-single instead of m2e.
9995 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
9997 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
9998 Change type of BITOFFSET to signed. Make sure the lower bound of
9999 the computed range is non-negative by adjusting OFFSET and BITPOS.
10000 (expand_assignment): Adjust call to get_bit_range.
10002 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
10004 * h8300/h8300.c (h8300_current_function_monitor_function_p):
10005 New function. Added to check monitor functions.
10006 (h8300_option_override): Modified to generate error/warning
10007 messages for invalid combinations of different command line
10009 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
10010 save EXR on stack for monitor function in case of H8S target
10011 when "-mno-exr" is passed.
10012 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
10014 * doc/invoke.texi: Document H8S options.
10016 2012-04-03 Tristan Gingold <gingold@adacore.com>
10018 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
10019 of gcc_AC_FUNC_MMAP_BLACKLIST.
10020 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
10021 * Makefile.in (aclocal_deps): Add mmap.m4.
10022 * configure: Regenerate.
10023 * aclocal.m4: Regenerate.
10025 2012-04-03 Richard Guenther <rguenther@suse.de>
10027 PR tree-optimization/52808
10028 * tracer.c (tail_duplicate): Return whether we have duplicated
10030 (tracer): If we have duplicated any block, cleanup the CFG.
10031 * cfghooks.c (duplicate_block): If we duplicated a loop
10032 header but not its loop, destroy the loop because it now has
10034 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
10035 the cfg manipulation routines we are not creating a multiple
10038 2012-04-03 Tristan Gingold <gingold@adacore.com>
10040 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
10042 (vms_c_common_override_options): Allow parameterless variadic
10045 2012-04-03 Jakub Jelinek <jakub@redhat.com>
10047 PR tree-optimization/52835
10048 * tree-data-ref.c (build_rdg): Return NULL if
10049 compute_data_dependences_for_loop failed.
10051 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
10053 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
10054 for REAL_CST as well.
10055 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
10056 In the bitfield case, if the value is a REAL_CST, convert it first to
10059 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
10061 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
10062 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
10063 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
10065 * config/i386/biarchx32.h: New.
10067 2012-04-02 Anatoly Sokolov <aesok@post.ru>
10069 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
10070 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
10071 (arm_preferred_reload_class): New function.
10073 2012-04-02 Richard Guenther <rguenther@suse.de>
10075 PR tree-optimization/52756
10076 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
10077 (thread_through_loop_header): After threading through the loop latch
10078 remove the split part from the loop and clear further threading
10079 opportunities that would create a multiple entry loop.
10081 2012-04-02 Richard Guenther <rguenther@suse.de>
10083 PR rtl-optimization/52800
10084 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
10085 CLEANUP_CFG_CHANGED.
10087 2012-04-02 Richard Guenther <rguenther@suse.de>
10089 PR middle-end/52803
10090 * loop-init.c (gate_handle_loop2): Destroy loops here if
10091 we don't enter RTL loop optimizers.
10093 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
10096 2012-03-29 Richard Guenther <rguenther@suse.de>
10098 * rtl.h (extended_count): Remove.
10099 * combine.c (extended_count): Remove.
10101 2012-04-02 Dodji Seketeli <dodji@redhat.com>
10104 * pt.c (more_specialized_fn): Don't apply decay conversion to
10105 types of function parameters.
10107 2012-04-02 Tristan Gingold <gingold@adacore.com>
10109 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
10110 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
10111 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
10112 (ggc_pch_this_base): Use uintptr_t instead of size_t.
10114 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
10117 * config/i386/i386.c (ix86_option_override_internal): Don't
10118 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
10120 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
10122 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
10123 (stmt_can_make_abnormal_goto): Use it.
10124 (is_ctrl_altering_stmt): Likewise.
10126 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
10127 Kaz Kojima <kkojima@gcc.gnu.org>
10129 * config/sh/sh.c (push_regs): Skip banked registers when
10130 resbank attribute is specified.
10131 (sh_expand_epilogue): Likewise.
10133 2012-03-30 Richard Henderson <rth@redhat.com>
10136 * combine-stack-adj.c (prev_active_insn_bb): New.
10137 (next_active_insn_bb): New.
10138 (force_move_args_size_note): New.
10139 (combine_stack_adjustments_for_block): Use it.
10141 2012-03-30 Richard Henderson <rth@redhat.com>
10143 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
10144 (ix86_expand_vector_init_duplicate): Initialize it.
10145 (expand_vec_perm_palignr): Likewise.
10146 (ix86_expand_vec_perm_const): Likewise.
10147 (ix86_vectorize_vec_perm_const_ok): Likewise.
10148 (expand_vec_perm_blend): Use it.
10149 (expand_vec_perm_vpermil): Likewise.
10150 (expand_vec_perm_pshufb): Likewise.
10151 (expand_vec_perm_1): Likewise.
10152 (expand_vec_perm_pshuflw_pshufhw): Likewise.
10153 (expand_vec_perm_interleave2): Likewise.
10154 (expand_vec_perm_vpermq_perm_1): Likewise.
10155 (expand_vec_perm_vperm2f128): Likewise.
10156 (expand_vec_perm_interleave3): Likewise.
10157 (expand_vec_perm_vperm2f128_vblend): Likewise.
10158 (expand_vec_perm_vpshufb2_vpermq): Likewise.
10159 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
10160 (expand_vec_perm_broadcast): Likewise.
10161 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
10163 2012-03-30 Richard Henderson <rth@redhat.com>
10165 * dwarf2out.c (gen_variable_die): Initialize off.
10167 2012-03-30 Tristan Gingold <gingold@adacore.com>
10169 * config/vms/vms-f.c: New file.
10170 * config/vms/t-vms (vms-f.o): New rule.
10171 * config.gcc (*-*-*vms*): Define fortran_target_objs.
10173 2012-03-30 Richard Guenther <rguenther@suse.de>
10175 PR tree-optimization/52754
10176 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
10177 propagate arbitrary addresses into really plain dereferences.
10179 2012-03-30 Richard Guenther <rguenther@suse.de>
10181 PR middle-end/52772
10182 * except.c (emit_to_new_bb_before): Move loop updating ...
10183 (dw2_build_landing_pads): ... here. Use a proper block for
10184 querying the loop father.
10186 2012-03-30 Tristan Gingold <gingold@adacore.com>
10188 * config/ia64/ia64.c (ia64_section_type_flags): Remove
10189 common_object attribute handling.
10190 (SECTION_VMS_OVERLAY): Remove
10191 (ia64_vms_common_object_attribute): Replace abort with an assert.
10192 Do not set DECL_SECTION_NAME.
10193 (ia64_vms_output_aligned_decl_common): Handle common_object
10195 (ia64_vms_elf_asm_named_section): Remove.
10196 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
10198 2012-03-30 Richard Guenther <rguenther@suse.de>
10200 PR middle-end/52786
10201 * double-int.c (rshift_double): Remove not needed cast.
10203 2012-03-30 Richard Guenther <rguenther@suse.de>
10205 * tree-affine.h (print_aff): Remove.
10206 * tree-affine.c (print_aff): Make static.
10207 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
10208 (get_references_in_stmt): Likewise.
10209 (print_direction_vector): Likewise.
10210 (print_dir_vectors): Likewise.
10211 (print_dist_vectors): Likewise.
10212 (dump_subscript): Likewise.
10213 (dump_ddrs): Likewise.
10214 (dump_dist_dir_vectors): Likewise.
10215 (dump_data_references): Likewise.
10216 (dump_data_dependence_relation): Likewise.
10217 (dump_data_dependence_direction): Likewise.
10218 (dump_rdg_vertex): Likewise.
10219 (dump_rdg_component): Likewise.
10220 (debug_ddrs): Declare.
10221 (struct data_ref_loc_d): Move ...
10222 * tree-data-ref.c (struct data_ref_loc_d): ... here.
10223 (get_references_in_stmt): Make static.
10224 (dump_data_references): Likewise.
10225 (dump_subscript): Likewise.
10226 (print_direction_vector): Likewise.
10227 (print_dir_vectors): Likewise.
10228 (print_dist_vectors): Likewise.
10229 (dump_data_dependence_relation): Likewise.
10230 (dump_dist_dir_vectors): Likewise.
10231 (dump_ddrs): Likewise.
10232 (dump_rdg_vertex): Likewise.
10233 (dump_rdg_component): Likewise.
10234 (debug_ddrs): New function.
10235 (access_matrix_get_index_for_parameter): Remove.
10237 2012-03-30 Tristan Gingold <gingold@adacore.com>
10239 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
10240 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
10241 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
10242 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
10243 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
10244 (vms_patch_builtins): Handle new flags
10245 * config/vms/vms-crtlmap.map: Completed using nm on
10246 c and math system libraries.
10247 * config/vms/make-crtlmap.awk: Handle any number of flags.
10249 2012-03-30 Martin Jambor <mjambor@suse.cz>
10251 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
10252 is a builtin_stack_save in a dominating BB.
10254 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
10256 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
10257 crossing 128bit lane boundary.
10259 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
10261 * ira-color.c (setup_left_conflict_sizes_p): Process all
10262 conflicting objects.
10264 2012-03-29 Jakub Jelinek <jakub@redhat.com>
10266 PR tree-optimization/52760
10267 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
10268 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
10270 2012-03-29 Richard Guenther <rguenther@suse.de>
10272 * cgraph.h (cgraph_materialize_all_clones): Remove.
10273 (reset_inline_failed): Likewise.
10274 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
10275 * cgraphbuild.c (reset_inline_failed): Remove.
10276 * rtl.h (cse_main): Remove.
10277 (extended_count): Likewise.
10278 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
10279 (cse_main): Make static.
10280 * combine.c (extended_count): Remove.
10281 (dump_combine_stats): Mark as DEBUG_FUNCTION.
10282 * basic-block.h (reorder_basic_blocks): Remove.
10283 * bb-reorder.c (reorder_basic_blocks): Make static.
10284 * Makefile.in (dse.o): Remove dse.h dependency.
10286 * dse.c (gate_dse): Remove.
10287 (clear_alias_mode_eq): Likewise.
10288 (clear_alias_mode_hash): Likewise.
10289 (dse_record_singleton_alias_set): Likewise.
10290 (dse_invalidate_singleton_alias_set): Likewise.
10292 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
10294 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
10295 crtbegin_so%O%s for -shared.
10296 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
10298 2012-03-29 Richard Guenther <rguenther@suse.de>
10300 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
10301 (add_to_value): Remove.
10302 (print_value_expressions): Likewise.
10303 * tree-ssa-pre.c (add_to_value): Make static.
10304 (print_value_expressions): Likewise.
10305 * gimple.h (gimple_adjust_this_by_delta): Remove.
10306 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
10308 2012-03-29 Richard Guenther <rguenther@suse.de>
10310 PR middle-end/50708
10311 * double-int.h (rshift_double): Remove.
10312 * double-int.c (lshift_double): Use absu_hwi to make count positive.
10313 (rshift_double): Make static, take unsigned count argument,
10314 remove handling of negative count argument.
10315 (double_int_rshift): Dispatch to lshift_double.
10317 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
10319 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
10320 OPTION_MASK_ABI_64.
10322 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
10323 (SPEC_X32): Likewise.
10324 (MULTILIB_DEFAULTS): Likewise.
10326 * config/i386/i386.c (isa_opts): Remove -m64.
10327 (ix86_target_string): Properly handle -m32/-m64/-mx32.
10328 (ix86_option_override_internal): Properly
10329 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
10330 handle -m32, -m64 and -mx32.
10332 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
10333 with OPTION_ABI_X32. Moved after TARGET_LP64.
10334 (TARGET_LP64): Changed to OPTION_ABI_64.
10336 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
10337 (mx32): Replace ISA_X32 with ABI_X32.
10339 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
10341 * tree.c (tree_size) <VECTOR_CST>: New case.
10343 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
10345 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
10346 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
10348 2012-03-28 Jakub Jelinek <jakub@redhat.com>
10350 PR middle-end/52691
10351 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
10352 __builtin_va_start to __builtin_next_arg if the latter is
10353 builtin_decl_explicit_p rather than when it is not.
10355 PR middle-end/52750
10356 * tree-vect-generic.c (vector_element): Perform multiplication
10357 for pos in bitsizetype type instead of idx type.
10359 2012-03-28 Richard Guenther <rguenther@suse.de>
10361 * loop-init.c (loop_optimizer_init): If loops are preserved
10362 perform incremental initialization of required loop features.
10363 (loop_optimizer_finalize): If loops are to be preserved only
10364 clean up optional loop features.
10365 (rtl_loop_done): Forcefully free loops here.
10366 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
10367 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
10369 (construct_init_block): Likewise.
10370 (construct_exit_block): Likewise.
10371 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
10372 the CFG after expanding.
10373 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
10374 If we needed to calculate them, free them afterwards.
10375 * tree-pass.h (PROP_loops): New define.
10376 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
10377 * basic-block.h (CLEANUP_CFG_CHANGED): New.
10378 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
10379 (cleanup_cfg): If we did something and have loops around, fix them up.
10380 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
10381 with CLEANUP_CFG_CHANGED.
10382 * cfghooks.c (merge_blocks): If we merge a loop header into
10383 its predecessor, update the loop structure.
10384 (duplicate_block): If we copy a loop latch, adjust loop state
10385 to note we may have multiple latches.
10386 (delete_basic_block): Mark loops for fixup if we remove a loop.
10387 * cfganal.c (forwarder_block_p): Protect loop latches, headers
10389 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
10390 (cfg_layout_can_merge_blocks_p): Likewise.
10391 * cprop.c (bypass_block): If we create a loop with multiple
10392 entries, mark it for removal.
10393 * except.c (emit_to_new_bb_before): Add the new basic-block
10395 * tree-eh.c (lower_resx): Likewise.
10396 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
10397 (expand_omp_taskreg): Likewise.
10398 * tree-inline.c (initialize_cfun): Likewise.
10399 * tree-mudflap.c (add_bb_to_loop): Prototype.
10400 (mf_build_check_statement_for): Properly add new basic-blocks
10402 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
10403 if we remove a loop.
10404 (thread_through_loop_header): Likewise.
10405 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
10406 new basic-blocks to existing loops.
10407 (expand_transaction): Likewise.
10408 * Makefile.in (except.o): Add $(CFGLOOP_H).
10409 (expr.o): Likewise.
10410 (cgraph.o): Likewise.
10411 (cprop.o): Likewise.
10412 (cfgexpand.o): Likewise.
10413 (cfganal.o): Likewise.
10414 (trans-mem.o): Likewise.
10415 (tree-eh.o): Likewise.
10417 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
10420 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
10421 (avr_builtin_decl): New static function.
10422 (struct avr_builtin_description, avr_bdesc): Move up.
10423 Add GTY marker. Add field fndecl. Remove redundant field id.
10424 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
10425 (avr_expand_builtin): Code cleanup because .id is removed.
10427 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
10430 * config.gcc (tm_file): Remove avr/multilib.h.
10432 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
10434 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
10435 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
10436 * config/avr/t-avr: Remove generation of multilib.h.
10437 * config/avr/t-multilib: Regenerate.
10438 * config/avr/multilib.h: Remove.
10439 * config/avr/avr.opt (-msp8): New option.
10440 (avr_sp8): New variable.
10441 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
10442 * config/avr/avr.h (AVR_HAVE_SPH): New define.
10443 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
10444 (avr_device_to_sp8): New prototype.
10445 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
10446 (DRIVER_SELF_SPECS): New define.
10447 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
10448 __AVR_SP8__, __AVR_HAVE_SPH__.
10449 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
10450 AVR_HAVE_8BIT_SP to decide if SP_H is present.
10451 (avr_file_start): Ditto.
10453 2012-03-28 Jakub Jelinek <jakub@redhat.com>
10456 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
10457 instead of 8 in adjust_address.
10459 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
10461 PR middle-end/51893
10462 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
10465 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
10468 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
10469 Rearrange conditional logic. Move displacement address calculations
10471 (sh_find_mov_disp_adjust): ... this new function.
10473 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
10475 * config/arm/arm.opt (mapcs): Remove MaskExists.
10476 * config/cris/linux.opt (mno-gotplt): Likewise.
10477 * config/i386/i386.opt (mhard-float): Likewise.
10479 (mno-sse4): Likewise.
10480 * config/m68k/m68k.opt (mhard-float): Likewise.
10481 * config/mep/mep.op (mcop32): Likewise.
10482 * config/pa/pa-hpux.opt (msio): Likewise.
10483 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
10484 * config/picochip/picochip.opt (mlittle): Likewise.
10485 * config/sh/sh.opt (mrenesas): Likewise.
10486 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
10487 * config/sparc/sparc.opt (mhard-float): Likewise.
10488 * config/v850/v850.opt (mv850es): Likewise.
10489 * config/vax/vax.opt (mg-float): Likewise.
10491 2012-03-27 Martin Jambor <mjambor@suse.cz>
10493 PR middle-end/52693
10494 * tree-sra.c (sra_modify_assign): Do not call
10495 load_assign_lhs_subreplacements when working with an unscalarizable
10498 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
10501 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
10503 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
10504 * config/i386/i386.c: Include reload.h.
10505 (ix86_legitimize_reload_address): New function.
10507 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
10509 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
10510 hasn't been allocated. Define a target macro for Mask and
10511 InverseMask if it hasn't been defined. Remove MaskExists handling.
10513 * doc/options.texi: Remove MaskExists.
10515 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
10518 * config/sh/sh.c (find_barrier): Add equality check of last_got
10519 to avoid going above orig insn. Update comments.
10521 2012-03-27 Richard Guenther <rguenther@suse.de>
10523 PR middle-end/52720
10524 * fold-const.c (try_move_mult_to_index): Handle &x.array more
10527 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
10529 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
10530 of a unit before computing the offset in units.
10531 * expr.c (get_bit_range): Return the null range if the enclosing record
10532 is part of a larger bit field.
10534 2012-03-27 Tristan Gingold <gingold@adacore.com>
10536 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
10537 * config/ia64/ia64.md: Remove mode in template.
10538 Sign extend operand in expand_simple_binop.
10539 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
10540 CASE_VECTOR_MODE instead of TARGET_ILP32.
10541 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
10543 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
10545 * varasm.c (assemble_external): #if 0 out the new assert from the
10546 previous commit, it breaks the Java and Go front ends.
10548 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
10550 * toplev.c (check_global_declaration_1): Do not call assemble_external.
10551 * expr.c (emit_block_move_libcall_fn): Likewise.
10552 (clear_storage_libcall_fn): Likewise.
10553 (expand_expr_addr_expr_1): Likewise.
10554 (expand_expr_real_1): Likewise.
10555 * calls.c (rtx_for_function_call): Likewise.
10557 * varasm.c (assemble_external): Assert this function is only called
10558 during or after expanding to RTL.
10560 2012-03-26 Martin Jambor <mjambor@suse.cz>
10562 PR tree-optimization/50052
10563 * tree-sra.c (tree_non_aligned_mem_p): Removed.
10564 (tree_non_aligned_mem_for_access_p): Likewise.
10565 (build_accesses_from_assign): Removed strict alignment requirements
10567 (access_precludes_ipa_sra_p): Likewise.
10569 2012-03-26 Richard Guenther <rguenther@suse.de>
10571 PR tree-optimization/52701
10572 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
10573 compute and set the evolution part of PHI nodes.
10575 2012-03-26 Richard Guenther <rguenther@suse.de>
10577 PR tree-optimization/52721
10578 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
10580 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
10582 PR tree-optimization/52686
10583 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
10586 2012-03-26 Tristan Gingold <gingold@adacore.com>
10588 * config/alpha/vms.h (LINK_SPEC): Simplify.
10589 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
10590 (NAME__MAIN, SYMBOL__MAIN): Remove.
10591 (VMS_DEBUG_MAIN_POINTER): Remove.
10592 * config/ia64/vms.h: Likewise.
10593 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
10594 code to vms.c. Call vms_start_function.
10595 * config/ia64/ia64.c (ia64_start_function): Likewise.
10596 * config/vms/vms-protos.h (vms_start_function): Declare.
10597 * config/vms/vms.c (vms_start_function): New function.
10598 * config/vms/vms.h (MATH_LIBRARY): Define.
10599 (VMS_DEBUG_MAIN_POINTER): Define.
10601 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
10603 PR rtl-optimization/52629
10604 * reload1.c (count_pseudo): Short-circuit common case.
10605 (count_spilled_pseudo): Return early for pseudos without hard regs.
10606 Assert that the pseudo has got a hard reg before manipulating it.
10608 2012-03-24 Jan Hubicka <jh@suse.cz>
10611 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
10612 (decide_is_variable_needed): Do not handle toplevel reorder here.
10613 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
10614 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
10617 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
10619 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
10620 and str_bitsize instead of more convoluted expressions.
10622 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
10625 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
10627 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
10630 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
10632 2012-03-23 Martin Jambor <mjambor@suse.cz>
10634 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
10636 2012-03-23 Richard Guenther <rguenther@suse.de>
10638 PR tree-optimization/52678
10639 * tree-vectorizer.h (struct _stmt_vec_info): Add
10640 loop_phi_evolution_part member.
10641 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
10642 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
10643 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
10644 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
10645 Use the cached evolution part and the PHI nodes value from
10646 the loop preheader edge instead of re-analyzing the evolution.
10648 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
10650 * config/mips/mips-tables.opt: Update.
10651 * config/mips/mips.md (processor): Add xlp.
10652 * config/mips/mips-cpus.def: Add xlp.
10653 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
10655 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
10656 * doc/invoke.texi: Mention XLP.
10658 2012-03-22 Jakub Jelinek <jakub@redhat.com>
10660 PR middle-end/52547
10661 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
10662 on any new_local_var_chain vars declared during recursing on
10663 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
10665 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
10667 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
10668 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
10669 (ASM_OUTPUT_LOCAL): Ditto.
10670 (ASM_OUTPUT_COMMON): Remove.
10671 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
10672 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
10674 2012-03-22 Jan Hubicka <jh@suse.cz>
10676 PR middle-end/51737
10677 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
10679 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
10680 * ipa-inline-transform.c (save_inline_function_body): Remove
10681 copied clone if needed.
10682 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
10684 2012-03-22 Richard Guenther <rguenther@suse.de>
10686 PR middle-end/52666
10687 * fold-const.c (fold_ternary_loc): Fix typo.
10689 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
10692 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
10693 (unspecv): Add UNSPECV_MEMORY_BARRIER.
10694 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
10695 (delay_cycles_1, delay_cycles_2): Ditto.
10696 (delay_cycles_3, delay_cycles_4): Ditto.
10697 (nopv, *nopv): Ditto.
10698 (sleep, *sleep): Ditto.
10699 (wdr, *wdr): Ditto.
10701 2012-03-22 Richard Guenther <rguenther@suse.de>
10703 PR tree-optimization/52548
10704 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
10705 because of clobbers.
10706 (prune_clobbered_mems): New function.
10707 (compute_antic_aux): Use it to prune ANTIC_OUT.
10708 (compute_partial_antic_aux): Use it to prune PA_IN.
10709 (compute_avail): Only insert expressions into EXP_GEN that are not
10710 invalidated when translated up to the beginning of the block.
10712 2012-03-22 Richard Guenther <rguenther@suse.de>
10714 PR tree-optimization/52638
10715 * tree-vect-stmts.c (vect_init_vector_1): New function, split
10717 (vect_init_vector): ... here. Handle scalar vector inits.
10718 (vect_get_vec_def_for_operand): Adjust.
10719 (vectorizable_load): Likewise.
10721 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
10723 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
10724 (alpha*-*-freebsd*): Ditto.
10725 (alpha*-*-netbsd*): Ditto.
10726 (alpha*-*-openbsd*): Ditto.
10727 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
10728 (DWARF2_DEBUGGING_INFO): Remove.
10729 (PREFERRED_DEBUGGING_TYPE): Remove.
10730 (ASM_FINAL_SPEC): Remove.
10731 (IDENT_ASM_OP): Remove.
10732 (ASM_OUTPUT_IDENT): Remove.
10733 (SKIP_ASM_OP): Remove.
10734 (ASM_OUTPUT_SKIP): Remove.
10735 (ALIGN_ASM_OP): Remove.
10736 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
10737 (ASM_OUTPUT_CASE_LABEL): Remove.
10738 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
10739 (COMMON_ASM_OP): Remove.
10740 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
10741 (ASCII_DATA_ASM_OP): Remove.
10742 (READONLY_DATA_SECTION_ASM_OP): Remove.
10743 (INIT_SECTION_ASM_OP): Remove.
10744 (FINI_SECTION_ASM_OP): Remove.
10745 (ASM_SECTION_START_OP): Remove.
10746 (ASM_OUTPUT_SECTION_START_FILE): Remove.
10747 (TARGET_ASM_NAMED_SECTION): Remove.
10748 (TARGET_ASM_SELECT_SECTION): Remove.
10749 (MAKE_DECL_ONE_ONLY): Remove.
10750 (TYPE_ASM_OP): Remove.
10751 (SIZE_ASM_OP): Remove.
10752 (ASM_WEAKEN_LABEL): Remove.
10753 (TYPE_OPERAND_FMT): Remove.
10754 (ASM_DECLARE_RESULT): Remove.
10755 (ASM_DECLARE_OBJECT_NAME): Remove.
10756 (ASM_FINISH_DECLARE_OBJECT): Remove.
10757 (ELF_ASCII_ESCAPES): Remove.
10758 (ELF_STRING_LIMIT): Remove.
10759 (STRING_ASM_OP): Remove.
10760 (ASM_OUTPUT_EXTERNAL): Remove.
10761 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
10762 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
10764 (ASM_DECLARE_FUNCTION_NAME): Ditto.
10765 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
10766 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
10767 (ASM_OUTPUT_SKIP): Ditto.
10768 (READONLY_DATA_SECTION_ASM_OP): Remove.
10769 (USER_LABEL_PREFIX): Remove.
10770 (ASM_OUTPUT_ASCII): Remove.
10771 (ASM_OUTPUT_CASE_LABEL): Remove.
10772 (NO_DOLLAR_IN_LABEL): Undefine.
10774 2012-03-22 Richard Guenther <rguenther@suse.de>
10776 PR tree-optimization/52459
10777 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
10778 PHI insertion for calls.
10780 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
10782 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
10783 find_sets_in_insn, canonicalize_insn): Split out from ...
10784 (cse_insn): ... here.
10785 (invalidate_from_clobbers): Take an insn instead of the pattern.
10787 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
10790 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
10791 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
10792 * config/sh/sh.md (sindf2, cosdf2): Remove.
10794 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
10797 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
10798 prologue for unwinder and profiler.
10800 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
10802 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
10803 Introduce emul_name to select the right linker emulation for
10804 powerpc64-*-freebsd*.
10805 * configure: Regenerate.
10806 * config.gcc: Add bits to support powerpc64-*-freebsd*.
10807 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
10808 * config/rs6000/freebsd64.h: New file.
10809 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
10811 (rs6000_savres_strategy): Likewise.
10812 (rs6000_savres_routine_name): Likewise.
10813 (rs6000_elf_file_end): Likewise.
10814 * config/rs6000/t-freebsd64: New file.
10815 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
10816 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
10818 * config/rs6000/freebsd64.h: Remove duplicated entries from last
10820 * config/rs6000/t-freebsd64: Likewise.
10822 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
10824 PR rtl-optimization/52543
10826 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
10827 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
10828 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
10829 (avr_load_libgcc_p): Restrict to __flash loads.
10830 (avr_out_lpm): Only handle 1-byte loads from __flash.
10831 (avr_load_lpm): New function.
10832 (avr_find_unused_d_reg): Remove.
10833 (avr_out_lpm_no_lpmx): Remove.
10834 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
10835 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
10836 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
10837 (load_<mode>, load_<mode>_clobber): New insns.
10838 (mov<mode>): For multi-byte move from non-generic
10839 16-bit address spaces: Expand to load_<mode> resp.
10840 load_<mode>_clobber.
10841 (load<mode>_libgcc): Remove expander.
10842 (split-lpmx): Remove split.
10844 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
10846 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
10847 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
10848 All callers changed.
10849 (Fixed_core_reg): New feature.
10850 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
10852 * neon-testgen.ml: Handle Fixed_core_reg.
10854 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
10856 * config/arm/arm.c (thumb2_reorg): Add complete support
10857 for 16-bit instructions.
10858 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
10860 2012-03-21 Richard Guenther <rguenther@suse.de>
10862 PR tree-optimizer/52636
10863 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
10864 to the appropriate type.
10866 2012-03-21 Richard Guenther <rguenther@suse.de>
10868 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
10870 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
10871 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
10872 * passes.c (init_optimization_passes): Remove pass_init_function,
10873 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
10874 * tree-pass.h (pass_init_function): Remove.
10875 (pass_jump): Remove.
10876 (pass_initial_value_sets): Remove.
10877 (pass_unshare_all_rtl): Remove.
10878 * integrate.c (pass_initial_value_sets): Remove.
10879 * emit-rtl.c (pass_unshare_all_rtl): Remove.
10880 * tree.h (init_function_for_compilation): Remove.
10881 * function.c (init_function_for_compilation): Remove.
10882 (pass_init_function): Remove.
10883 * cfgcleanup.c (rest_of_handle_jump): Remove.
10884 (pass_jump): Remove.
10886 2012-03-20 Jason Merrill <jason@redhat.com>
10888 * tree-streamer-in.c (streamer_alloc_tree): Call
10889 ggc_alloc_zone_cleared_tree_node instead of
10890 ggc_alloc_zone_cleared_tree_node_stat.
10892 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
10894 * doc/extend.texi (Template Instantiation): Remove anachronisms.
10896 2012-03-20 Jakub Jelinek <jakub@redhat.com>
10899 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
10900 (ix86_expand_vec_perm_const_1): Call it.
10902 * config/i386/i386.c (vselect_insn): New variable.
10903 (init_vselect_insn): New function.
10904 (expand_vselect, expand_vselect_insn): Add testing_p argument.
10905 Call init_vselect_insn if vselect_insn is NULL. Adjust
10906 PATTERN (vselect_insn), instead of creating a new insn each time,
10907 only emit a copy of it if not testing and recog has been successful.
10908 (expand_vec_perm_pshufb, expand_vec_perm_1,
10909 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
10913 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
10914 ("enabled" attribute): Handle avx2 and noavx2 isas.
10915 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
10917 (vec_dup<mode>): Add avx2 =x,x alternative.
10918 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
10919 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
10920 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
10921 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
10923 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
10924 if possible, handle also V8SFmode.
10926 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
10928 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
10929 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
10930 reg_or_zero_operand predicate.
10931 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
10933 2012-03-20 Jakub Jelinek <jakub@redhat.com>
10935 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
10936 If operand isn't UNSPEC, return 0.
10938 2012-03-20 Richard Guenther <rguenther@suse.de>
10940 * tree-pass.h (pass_rtl_eh): Remove.
10941 * except.c (gate_handle_eh): Likewise.
10942 (rest_of_handle_eh): Likewise.
10943 (pass_rtl_eh): Likewise.
10944 (finish_eh_generation): Export.
10945 * except.h (finish_eh_generation): Declare.
10946 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
10947 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
10948 after expanding stack alignment. Instead of compacting blocks
10951 2012-03-20 Richard Guenther <rguenther@suse.de>
10953 * stor-layout.c (finish_bitfield_representative): Fallback
10954 to conservative maximum size if the padding up to the next
10955 field cannot be computed as a constant.
10956 (finish_bitfield_layout): If we cannot compute the distance
10957 between the start of the bitfield representative and the
10958 bitfield member start a new representative.
10959 * expr.c (get_bit_range): The distance between the start of
10960 the bitfield representative and the bitfield member is zero
10961 if the field offsets are not constants.
10963 2012-03-20 Tristan Gingold <gingold@adacore.com>
10965 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
10966 convert in lowercase.
10967 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
10968 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
10969 * stor-layout.c (sizetype_tab): Adjust.
10970 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
10971 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
10972 instead of type_kind_last.
10973 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
10974 instead of size_int_kind.
10975 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
10976 * doc/tm.texi: Regenerate.
10977 * defaults.h (SIZETYPE): Provide a default value.
10978 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
10979 (SIZETYPE): Define.
10981 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
10983 * config/sh/sh.md: Use braced string notation where applicable.
10985 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10987 * config/i386/i386.md (allocate_stack): Simplify.
10989 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
10991 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
10992 copy_to_mode_reg (Pmode, ...).
10993 (expand_builtin_frame_address): Ditto.
10994 * expr.c (emit_block_move_via_libcall): Ditto.
10995 (set_storage_via_libcall): Ditto.
10997 * config/i386/i386.c (ix86_expand_movmem): Ditto.
10998 (ix86_expand_setmem): Ditto.
10999 (ix86_trampoline_init): DItto.
11000 * config/i386/i386.md (cmpstrnsi): Ditto.
11002 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
11004 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
11005 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
11006 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
11007 (SH Options): Likewise.
11009 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
11011 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
11012 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
11013 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
11014 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
11015 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
11018 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
11020 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
11021 * config/i386/i386.c (ix86_decompose_address): Use
11022 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
11023 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
11024 thread pointer to a register.
11027 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
11029 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
11030 if Pmode != word_mode.
11031 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
11032 Pmode == SImode for TARGET_X32.
11034 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
11035 (tls_initial_exec_x32): Likewise.
11037 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
11040 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
11041 DISP_ADDR_OFFSET): New macros.
11042 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
11043 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
11044 (sh_legitimize_address): Add QImode displacement handling.
11045 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
11047 (sh_secondary_reload): Add QImode displacement handling.
11048 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
11049 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
11050 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
11051 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
11052 to register operands only.
11053 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
11054 (extendqihi2): Change insn to expander.
11055 (*extendqihi2_compact_reg): New insn.
11056 (movqi_i, movqi): Replace with ...
11057 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
11058 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
11059 Add new peepholes for QImode displacement addressing.
11061 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
11064 * doc/invoke.texi: Document -Wuseless-cast.
11066 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
11068 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
11069 * tree.h (handled_component_p): Reorder cases.
11070 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
11071 not initialize unsignedp.
11072 (loc_list_from_tree): Likewise.
11073 (fortran_common): Likewise.
11074 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
11076 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
11078 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
11079 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
11080 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
11081 (ix86_split_long_move): Ditto.
11082 (legitimize_tls_address): Use ix86_gen_sub3.
11083 (construct_plt_address): Assert that Pmode == DImode.
11085 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
11087 * config/i386/i386.md: Remove empty predicates and/or constraints.
11088 * config/i386/sync.md: Ditto.
11089 * config/i386/sse.md: Ditto.
11090 * config/i386/mmx.md: Ditto.
11091 * config/i386/pentium.md: Ditto.
11092 * config/i386/athlon.md: Ditto.
11094 2012-03-16 Richard Guenther <rguenther@suse.de>
11096 PR tree-optimization/52603
11097 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
11101 2012-03-14 Richard Guenther <rguenther@suse.de>
11103 PR tree-optimization/52571
11104 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
11105 flag_section_anchors check ...
11106 (vect_can_force_dr_alignment_p): ... here.
11108 2012-03-16 Martin Jambor <mjambor@suse.cz>
11110 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
11111 memory through MEM_REFs by calling extract_bit_field.
11113 2012-03-16 Richard Guenther <rguenther@suse.de>
11115 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
11116 and REFERENCE_TYPE interpretations.
11117 (can_native_interpret_type_p): New function.
11118 (fold_ternary_loc): Use native encode/interpret to fold
11119 BIT_FIELD_REFs of constants.
11121 2012-03-16 Richard Guenther <rguenther@suse.de>
11123 PR middle-end/52584
11124 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
11125 of vector constants and constructors.
11127 2012-03-16 Richard Guenther <rguenther@suse.de>
11129 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
11130 VIEW_CONVERT_EXPR to convert constants.
11131 (vect_is_simple_use): Treat all constants as vec_constant_def.
11133 2012-03-16 Richard Guenther <rguenther@suse.de>
11134 Kai Tietz <ktietz@redhat.com>
11136 PR middle-end/48814
11137 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
11138 side-effects completely in the pre-queue and use a temporary
11141 2012-03-16 Richard Guenther <rguenther@suse.de>
11143 * stor-layout.c (finish_bitfield_representative): Fall back
11144 to the conservative maximum size if we cannot compute the
11145 size of the tail padding.
11147 2012-03-16 Tristan Gingold <gingold@adacore.com>
11149 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
11150 __CRTL_VER and __VMS_VER.
11151 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
11152 and vms_c_get_vms_ver.
11153 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
11155 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
11156 (VMS_DEFAULT_VMS_VER): Define.
11157 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
11158 (VMS_DEFAULT_VMS_VER): Define.
11160 2012-03-16 Richard Guenther <rguenther@suse.de>
11162 * tree-vect-loop.c (get_initial_def_for_induction): Use
11163 build_constructor directly.
11164 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
11165 build_vector_from_val.
11166 * tree.c (build_vector_from_val): Avoid creating a constructor
11167 first when we want a constant vector.
11169 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11171 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
11173 2012-03-16 Richard Guenther <rguenther@suse.de>
11175 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
11176 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
11177 (struct tree_vector): Remove elements member, add variable size
11179 (build_vector_stat): Declare.
11180 (build_vector): Define in terms of build_vector_stat.
11181 * tree.c (build_vector): Rename to ...
11182 (build_vector_stat): ... this. Take array of trees as parameter.
11183 (build_vector_from_ctor): Adjust.
11184 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
11185 initializer_zerop): Adjust.
11186 * cfgexpand.c (expand_debug_expr): Likewise.
11187 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
11188 const_vector_from_tree): Likewise.
11189 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
11190 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
11191 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
11192 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
11193 (lto_input_ts_vector_tree_pointers): Adjust.
11194 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
11195 (write_ts_vector_tree_pointers): Adjust.
11196 * varasm.c (const_hash_1, compare_constant, copy_constant,
11197 output_constant): Adjust.
11198 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
11199 * print-tree.c (print_node): Adjust.
11200 * tree-pretty-print.c (dump_generic_node): Adjust.
11201 * tree-vect-generic.c (uniform_vector_p, vector_element,
11202 lower_vec_perm): Adjust.
11203 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
11204 * tree-vect-slp.c (vect_get_constant_vectors,
11205 vect_transform_slp_perm_load): Adjust.
11206 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
11207 * expmed.c (make_tree): Adjust.
11208 * config/i386/i386.c (ix86_expand_builtin): Adjust.
11209 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
11210 and implementation.
11211 (sparc_fold_builtin): Adjust.
11213 2012-03-16 Tristan Gingold <gingold@adacore.com>
11215 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
11216 * config/vms/vms-stdint.h: New file.
11218 2012-03-16 Tristan Gingold <gingold@adacore.com>
11220 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
11221 (ia64-hp-*vms*): Replaced by ...
11222 (*-*-*vms*): ... This new entry.
11224 2012-03-15 Jakub Jelinek <jakub@redhat.com>
11227 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
11228 (ix86_expand_vec_perm_const_1): Use it.
11231 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
11232 (avx2_permv4df): Remove.
11233 (avx2_permv4di): Macroize into...
11234 (avx2_perm<mode>): ... this using VI8F_256 iterator.
11235 (avx2_permv4di_1): Macroize into...
11236 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
11238 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
11240 * combine.c (apply_distributive_law): Do not distribute SUBREG.
11242 2012-03-15 Ira Rosen <irar@il.ibm.com>
11243 Ulrich Weigand <ulrich.weigand@linaro.org>
11245 * tree-vect-patterns.c (widened_name_p): Rename to ...
11246 (type_conversion_p): ... this. Add new argument to determine
11247 if it's a promotion or demotion operation. Check for
11248 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
11249 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
11251 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
11252 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
11254 (vect_recog_mixed_size_cond_pattern): Likewise and allow
11255 non-constant then and else clauses.
11257 2012-03-15 Ira Rosen <irar@il.ibm.com>
11258 Ulrich Weigand <ulrich.weigand@linaro.org>
11260 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
11261 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
11262 vect_pattern_recog.
11263 * tree-vect-patterns.c (widened_name_p): Pass basic block
11264 info to vect_is_simple_use.
11265 (vect_recog_dot_prod_pattern): Fail for basic blocks.
11266 (vect_recog_widen_sum_pattern): Likewise.
11267 (vect_handle_widen_op_by_const): Support basic blocks.
11268 (vect_operation_fits_smaller_type,
11269 vect_recog_over_widening_pattern): Likewise.
11270 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
11271 Update call to vect_is_simple_use.
11272 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
11274 (check_bool_pattern): Add an argument, update call to
11275 vect_is_simple_use and the recursive calls.
11276 (vect_recog_bool_pattern): Update relevant function calls.
11278 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
11279 (vect_pattern_recog_1): Check for reduction only in loops.
11280 (vect_pattern_recog): Add new argument. Support basic blocks.
11281 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
11282 info to vect_is_simple_use_1.
11283 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
11284 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
11286 2012-03-15 Jakub Jelinek <jakub@redhat.com>
11287 Andrew Pinski <apinski@cavium.com>
11289 PR middle-end/52592
11290 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
11291 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
11292 calls instead of __builtin_ir{int,ound}*.
11294 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11296 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
11299 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
11301 * config.gcc (target_type_format_char): New. Document it. Set it for
11303 * configure.ac (gnu_unique_option): Use target_type_format_char
11304 in test. Comment rationale.
11305 * configure: Regenerate .
11307 2012-03-15 Jakub Jelinek <jakub@redhat.com>
11309 PR tree-optimization/52267
11310 * tree-vrp.c (masked_increment): New function.
11311 (register_edge_assert_for_2): Derive ASSERT_EXPRs
11312 from (X & CST1) cmp CST2 tests.
11314 2012-03-15 Richard Guenther <rguenther@suse.de>
11316 PR middle-end/52580
11317 * tree-data-ref.c (subscript_dependence_tester_1): Check
11318 all dimensions for non-conflicting access functions.
11320 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
11323 * doc/invoke.texi [C++ Language Options]: Document
11324 -ftemplate-backtrace-limit.
11326 2012-03-15 Tristan Gingold <gingold@adacore.com>
11328 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
11329 before a parameter.
11331 2012-03-15 Tristan Gingold <gingold@adacore.com>
11333 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
11334 use DW_OP_call_frame_cfa.
11336 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
11339 * config/i386/i386-opts.h (pmode): New.
11341 * config/i386/i386.c (ix86_option_override_internal): Properly
11342 check and set ix86_pmode.
11344 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
11346 * config/i386/i386.opt (maddress-mode=): New.
11348 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
11350 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11352 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
11353 (dwarf2out_do_cfi_asm): Likewise.
11354 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
11356 (add_data_member_location_attribute): Likewise.
11357 (gen_array_type_die): Likewise.
11358 (gen_subprogram_die): Likewise.
11359 (gen_producer_string): Likewise.
11360 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
11361 Remove MIPS_DEBUGGING_INFO handling.
11362 (sdb_debug_hooks): Likewise.
11363 (sdbout_begin_block): Likewise.
11364 (sdbout_end_block): Likewise.
11365 (sdbout_begin_prologue): Likewise.
11366 (sdbout_start_source_file): Likewise.
11367 (sdbout_end_source_file): Likewise.
11368 (sdbout_init): Likewise.
11369 * system.h (MIPS_DEBUGGING_INFO): Poison.
11371 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11373 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
11374 (alpha_file_start) [MS_STAMP]: Remove.
11376 * config/alpha/elf.h (TARGET_GAS): Remove.
11377 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
11378 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
11379 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
11380 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
11381 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
11382 (alpha*-*-freebsd*): Likewise.
11383 (alpha*-*-netbsd*): Likewise.
11384 (alpha*-*-openbsd*): Likewise.
11385 (alpha*-*-*): Remove target_cpu_default2.
11386 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
11388 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
11389 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
11390 * config/alpha/alpha.c (print_operand): Always assume
11391 TARGET_AS_SLASH_BEFORE_SUFFIX.
11392 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
11393 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
11394 ("*builtin_setjmp_receiver_er_1"): Remove.
11395 * config/alpha/alpha.opt (malpha-as): Remove.
11397 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
11399 Remove DEC Unix reference.
11401 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
11402 (EXTENDED_COFF): Remove.
11403 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
11404 (EXTENDED_COFF): Don't undef.
11405 * config/alpha/alpha.c (alpha_file_start): Always assume
11407 Don't set targetm.asm_file_start_file_directive.
11408 [!OBJECT_FORMAT_ELF]: Remove.
11409 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
11411 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
11412 (DBX_DEBUGGING_INFO): Remove.
11413 (MIPS_DEBUGGING_INFO): Remove.
11414 (PREFERRED_DEBUGGING_TYPE): Remove.
11415 (DBX_OUTPUT_SOURCE_LINE): Remove.
11416 (SDB_OUTPUT_SOURCE_LINE): Remove.
11417 (DBX_CONTIN_LENGTH): Remove.
11418 (NO_DBX_FUNCTION_END): Remove.
11419 (ASM_STABS_OP): Remove.
11420 (ASM_STABN_OP): Remove.
11421 (ASM_STABD_OP): Remove.
11422 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
11423 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
11424 (PUT_SDB_DEF): Remove.
11425 (PUT_SDB_PLAIN_DEF): Remove.
11426 (PUT_SDB_TYPE): Remove.
11427 (sdb_label_count): Remove.
11428 (PUT_SDB_BLOCK_START): Remove.
11429 (PUT_SDB_BLOCK_END): Remove.
11430 (PUT_SDB_FUNCTION_START): Remove.
11431 (PUT_SDB_FUNCTION_END): Remove.
11432 (PUT_SDB_EPILOGUE_END): Remove.
11433 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
11434 (MIPS_DEBUGGING_INFO): Don't undef.
11435 (DBX_DEBUGGING_INFO): Don't undef.
11436 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
11437 (MIPS_DEBUGGING_INFO): Don't undef.
11438 (DBX_DEBUGGING_INFO): Don't undef.
11439 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
11440 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
11442 (alpha_start_function): Likewise.
11443 (sdb_label_count): Remove.
11444 (alpha_output_filename): Remove DBX_DEBUG handling.
11445 (alpha_file_start): Likewise.
11447 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11449 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
11450 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
11451 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
11453 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
11454 (ld_tls_support): Remove Solaris 8 references.
11455 (lwp_dir, lwp_spec): Remove support for alternate thread library.
11456 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
11457 * configure: Regenerate.
11458 * config.in: Regenerate.
11460 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
11461 * config/i386/sol2.h: Remove Solaris 8 references.
11463 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
11464 (i?86-*-solaris2.9): ... this.
11465 Remove Solaris 8 references.
11466 (Specific, *-*-solaris2*): Document Solaris 8 removal.
11467 Remove Solaris 8 references.
11469 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11471 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
11472 (mips-sgi-irix6.5*): Remove.
11473 * config.host (mips-sgi-irix*): Remove.
11474 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
11475 (set_have_as_tls): Remove *-*-irix6*.
11476 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
11477 * configure: Regenerate.
11479 * config/mips/iris6.h: Remove.
11480 * config/mips/iris6.opt: Remove.
11481 * config/mips/t-irix6: Remove.
11483 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
11484 (TARGET_IRIX6): Remove.
11485 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
11486 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
11487 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
11489 (mips_file_start): Likewise.
11490 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
11492 * config/mips/driver-native.c [__sgi__]: Remove.
11493 (host_detect_local_cpu) [__sgi__]: Remove.
11495 * config/mips/gnu-user.h: Remove iris5.h reference.
11497 * config/mips/mips-modes.def: Remove IRIX 6 reference.
11498 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
11499 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
11502 * gcc.c (main): Move asm_debug initialization ...
11503 (asm_debug): ... here.
11505 * ginclude/stddef.h (__STDDEF_H__): Don't define.
11507 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
11508 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
11509 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
11510 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
11511 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
11512 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
11514 * doc/tm.texi: Regenerate.
11516 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
11518 (MIPS Options, -march): Remove IRIX reference.
11519 * doc/install.texi (Binaries, SGI IRIX): Remove.
11520 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
11522 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
11524 2012-03-14 Martin Jambor <mjambor@suse.cz>
11526 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
11527 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
11528 (expand_expr_real_1): Do not handle misalignment if modifier is
11531 2012-03-14 Richard Guenther <rguenther@suse.de>
11533 PR middle-end/52584
11534 * tree-vect-generic.c (type_for_widest_vector_mode): Take
11535 element type instead of mode, use build_vector_type_for_mode
11536 instead of the langhook, build a vector of proper signedness.
11537 (expand_vector_operations_1): Adjust.
11539 2012-03-14 Richard Guenther <rguenther@suse.de>
11541 PR middle-end/52582
11542 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
11543 a cgraph node for a FUNCTION_DECL that comes from a constructor.
11544 (gimple_get_virt_method_for_binfo): Likewise.
11546 2012-03-14 Richard Guenther <rguenther@suse.de>
11548 PR tree-optimization/52571
11549 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
11550 flag_section_anchors check ...
11551 (vect_can_force_dr_alignment_p): ... here. Do not re-align
11552 DECL_COMMON variables.
11554 2012-03-14 Richard Guenther <rguenther@suse.de>
11556 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
11557 * stor-layout.c (start_bitfield_representative): New function.
11558 (finish_bitfield_representative): Likewise.
11559 (finish_bitfield_layout): Likewise.
11560 (finish_record_layout): Call finish_bitfield_layout.
11561 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
11562 for QUAL_UNION_TYPE fields.
11563 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
11564 Stream DECL_BIT_FIELD_REPRESENTATIVE.
11565 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
11567 PR middle-end/52080
11568 PR middle-end/52097
11569 PR middle-end/48124
11570 * expr.c (get_bit_range): Unconditionally extract bitrange
11571 from DECL_BIT_FIELD_REPRESENTATIVE.
11572 (expand_assignment): Adjust call to get_bit_range.
11574 2012-03-14 Richard Guenther <rguenther@suse.de>
11576 PR middle-end/52578
11577 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
11578 the outermost conversion is a sign-change only.
11579 (fold_binary_loc): Disregard widening and sign-changing
11580 conversions when we determine if two variables are equal
11582 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
11583 (T1)x if the outermost conversion is a sign-change only.
11585 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
11588 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
11590 * config/i386/predicates.md (constant_call_address_operand): Declare
11591 as special predicate. Update all uses.
11593 2012-03-13 Jakub Jelinek <jakub@redhat.com>
11596 * c-parser.c (c_parser_postfix_expression)
11597 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
11599 * config/i386/smmintrin.h: Avoid /* within a comment.
11600 * config/i386/nmmintrin.h: Likewise.
11602 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
11604 * config/i386/i386.md (xbegin): Remove constraint from expander.
11606 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
11608 * config/i386/predicates.md (constant_call_address_operand): Declare
11609 as special predicate. Update all uses.
11610 * config/i386/i386.md: Remove mode from constant_call_address_operand
11612 * config/i386/i386.c (ix86_output_call_insn): Call
11613 constant_call_address_operand with VOIDmode.
11615 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
11617 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
11618 AND zero extended address correctly.
11620 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
11622 * config/i386/predicates.md (tls_symbolic_operand): Declare as
11624 (tls_modbase_operand): Ditto.
11625 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
11626 tls_modbase_operand predicates.
11628 2012-03-13 Martin Jambor <mjambor@suse.cz>
11630 * expr.c (expand_assignment): Handle misaligned scalar writes to
11631 memory through top-level MEM_REFs by calling store_bit_field.
11633 2012-03-13 Richard Guenther <rguenther@suse.de>
11635 PR middle-end/52134
11636 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
11637 if Y is a constant multiple of 1 << CST.
11639 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
11642 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
11643 offset (size) to a value the insns can deal with.
11644 (expand_epilogue): Ditto.
11646 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
11648 * config/arm/neon.ml (ops): Fixup expected instructions for
11649 unsigned vector compares.
11651 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
11653 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
11654 addresses only when %reg is not in word mode.
11656 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11658 * config/microblaze/microblaze.md: Fix typo.
11659 * tree-if-conv.c: Likewise.
11660 * tree-vect-patterns.c: Likewise.
11662 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11664 * config.gcc (extra_passes): Remove.
11665 * configure.ac (extra_passes): Don't substitute.
11666 * configure: Regenerate.
11667 * Makefile.in (EXTRA_PASSES): Remove.
11668 (GCC_PASSES): Remove $(EXTRA_PASSES).
11669 (MOSTLYCLEANFILES): Likewise.
11670 (native): Likewise.
11671 (install-common): Likewise.
11673 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
11675 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
11676 * config/i386/i386.c (ix86_decompose_address): Use
11677 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
11678 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
11679 thread pointer to a register.
11681 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
11683 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
11684 on tls_symbolic_operand.
11685 (tls_global_dynamic_64_<mode>): Likewise.
11687 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
11690 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
11691 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
11693 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
11696 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
11697 type from reg_class_t to enum reg_class.
11698 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
11700 2012-03-12 Andrew Pinski <apinski@cavium.com>
11702 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
11703 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
11704 (value_replacement): Likewise.
11705 (empty_block_p): Check also if the PHIs for the block are empty.
11707 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
11710 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
11711 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
11712 r184615 from 2012-02-28.
11714 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
11716 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
11717 (ix86_gen_tls_local_dynamic_base_64): Likewise.
11718 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
11719 and ix86_gen_tls_local_dynamic_base_64.
11720 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
11721 ix86_gen_tls_local_dynamic_base_64.
11723 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
11724 (*tls_global_dynamic_64_<mode>): This.
11725 (tls_global_dynamic_64): Renamed to ...
11726 (tls_global_dynamic_64_<mode>): This.
11727 (*tls_local_dynamic_base_64): Renamed to ...
11728 (*tls_local_dynamic_base_64_<mode>): This.
11729 (tls_local_dynamic_base_64): Renamed to ...
11730 (tls_local_dynamic_base_64_<mode>): This.
11732 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
11734 * config/i386/i386.c (ix86_option_override_internal): Properly
11735 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
11736 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
11737 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
11738 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
11740 * config/i386/sse.md (sse3_monitor64): Renamed to ...
11741 (sse3_monitor64_<mode>): This.
11743 2012-03-12 Tristan Gingold <gingold@adacore.com>
11745 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
11746 (ia64_function_arg_advance): Ditto.
11748 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11750 * config.gcc (mips*-*-openbsd*): Remove.
11751 * config/mips/openbsd.h: Remove.
11752 * config/mips/sdb.h: Remove.
11754 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
11755 * config/mips/mips.c (sdb_label_count): Remove.
11756 (mips_debugger_offset): Remove #if 0 code.
11757 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
11758 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
11760 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11762 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
11763 binutils reference.
11764 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
11765 Update binutils references.
11766 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
11767 Update binutils reference.
11768 Update Sun as/GNU ld caveat.
11769 Document binutils largefile requirement for LTO plugin.
11770 Remove reference to alternate libpthread.
11772 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11774 * config.gcc (alpha*-dec-osf5.1*): Remove.
11775 * config.host (alpha*-dec-osf*): Remove.
11776 * configure.ac (*-*-osf*): Remove.
11777 (alpha*-dec-osf*): Remove.
11778 * configure: Regenerate.
11780 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
11781 config/alpha/va_list.h, config/alpha/x-osf: Remove.
11783 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
11784 * config/alpha/alpha.c (struct machine_function): Update comment.
11785 (alpha_start_function): Remove Tru64 UNIX as handling for
11787 * config/alpha/alpha.md ("exception_receiver"): Remove
11788 TARGET_LD_BUGGY_LDGP.
11789 ("*exception_receiver_2"): Likewise.
11790 * except.c (finish_eh_generation): Remove Tru64 reference.
11791 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
11792 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
11793 * target.def (handle_pragma_extern_prefix): Remove.
11795 * Makefile.in (mips-tfile.o-warn): Remove.
11796 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
11797 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
11798 * mips-tdump.c, mips-tfile.c: Remove.
11800 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
11802 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
11803 (Specific, alpha*-dec-osf5.1): Note removal.
11804 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
11806 * doc/tm.texi: Regenerate.
11807 * doc/trouble.texi (Cross-Compiler Problems): Remove.
11809 2012-03-12 Richard Guenther <rguenther@suse.de>
11811 * config/arm/arm.c (neon_dereference_pointer): Do not call
11812 covert during RTL expansion.
11814 2012-03-12 Tristan Gingold <gingold@adacore.com>
11816 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
11817 Options. Mention -mpointer-size.
11819 2012-03-12 Richard Guenther <rguenther@suse.de>
11821 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
11822 build_nonstandard_integer_type.
11824 2012-03-12 Richard Guenther <rguenther@suse.de>
11826 * tree.c (signed_or_unsigned_type_for): Use
11827 build_nonstandard_integer_type.
11828 (signed_type_for): Adjust documentation.
11829 (unsigned_type_for): Likewise.
11830 * tree-pretty-print.c (dump_generic_node): Use standard names
11831 for non-standard integer types if available.
11833 2012-03-12 Tristan Gingold <gingold@adacore.com>
11835 * config/vms/vms.opt: Add vms-opts.h header.
11836 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
11838 (-mvms-return-codes): Document.
11839 (-mpointer-size): New option.
11840 (vms_pointer_size): Add enumeration.
11841 * config/vms/vms-opts.h: New file.
11842 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
11843 __INITIAL_POINTER_SIZE.
11844 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
11845 (C_COMMON_OVERRIDE_OPTIONS): Define.
11846 (DWARF2_ADDR_SIZE): Define.
11847 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
11848 * config/vms/vms-protos.h (vms_c_common_override_options):
11850 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
11851 if -mno-pointer-size.
11852 (vms_c_common_override_options): New function.
11853 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
11854 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
11855 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
11856 and flag_vms_pointer_size.
11857 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
11858 * config.gcc (*-*-*vms*): Define xm_file.
11859 (alpha*-dec-*vms*): Do not define xm_file.
11860 (alpha64-dec-*vms*): Remove.
11861 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
11864 2012-03-12 Jakub Jelinek <jakub@redhat.com>
11866 PR tree-optimization/51721
11867 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
11868 if (int) unsvar cmp CST.
11870 2012-03-12 Richard Guenther <rguenther@suse.de>
11872 * tree-sra.c (create_access_replacement): Only rename the replacement
11873 if we can rewrite it into SSA form. Properly mark register typed
11874 replacements that we cannot rewrite with TREE_ADDRESSABLE.
11875 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
11876 for aggregate or BLKmode results.
11878 2012-03-12 Jakub Jelinek <jakub@redhat.com>
11880 PR tree-optimization/52533
11881 * tree-vrp.c (register_edge_assert_for_2): Use double_int
11882 type for mask, only handle shifts by non-zero in-range
11883 shift count, for LE_EXPR and GT_EXPR if new_val is
11884 maximum, don't add the assertion.
11886 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
11888 * doc/invoke.texi: Document -mrtm option.
11889 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
11890 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
11891 (ix86_handle_option): Handle OPT_mrtm.
11892 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
11894 (x86_64-*-*): Ditto.
11895 * i386-builtin-types.def (INT_FTYPE_VOID): New.
11896 * config/i386/i386-c.c (ix86_target_macros_internal): Define
11898 (ix86_target_string): Define -mrtm option.
11900 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
11902 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
11903 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
11904 IX86_BUILTIN_XTEST.
11905 (bdesc_special_args): Ditto.
11906 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
11907 (ix86_expand_special_args_builtin): Handle new built-in type.
11908 (ix86_expand_builtin): Handle XABORT instruction.
11909 * config/i386/i386.h (TARGET_RTM): New.
11910 * config/i386/i386.md (UNSPECV_XBEGIN): New.
11911 (UNSPECV_XEND): Ditto.
11912 (UNSPECV_XABORT): Ditto.
11913 (UNSPECV_XTEST): Ditto.
11920 * config/i386/i386.opt (mrtm): New.
11921 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
11922 * config/i386/rtmintrin.h: New header.
11923 * config/i386/xtestintrin.h: Ditto.
11925 2012-03-12 Tristan Gingold <gingold@adacore.com>
11927 * ginclude/stddef.h: Adjust previous patch.
11928 Use __VMS__ instead of VMS.
11930 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
11932 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
11933 Also convert sequences with CC setting arithmetic instruction.
11935 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
11937 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
11938 from C Language Options to Preprocessor Options.
11939 (C Dialect Options): Move -no-integrated-cpp documentation
11941 (Preprocessor Options): ...to here. Rewrite the description
11942 so it makes more sense, and remove discussion of merging front ends.
11944 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11946 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
11948 (ix86_expand_setmem): Likewise.
11950 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
11952 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
11955 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11957 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
11958 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
11960 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11962 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
11964 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11966 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
11969 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
11970 Uros Bizjak <ubizjak@gmail.com>
11972 * config/i386/predicates.md (call_insn_operand): Allow
11973 constant_call_address_operand in Pmode only.
11974 (sibcall_insn_operand): Ditto.
11975 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
11976 (*call_vzeroupper): Ditto.
11978 (*sibcall_vzeroupper): Ditto.
11979 (*call_value): Ditto.
11980 (*call_value_vzeroupper): Ditto.
11981 (*sibcall_value): Ditto.
11982 (*sibcall_value_vzeroupper): Ditto.
11983 (*indirect_jump): Ditto.
11984 (*tablejump_1): Ditto.
11985 (indirect_jump): Convert memory address to word mode for TARGET_X32.
11986 (tablejump): Ditto.
11987 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
11990 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
11993 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
11994 Use movrt_negc instead of negc pattern for non-SH2A.
11995 (*movnegt): Remove.
11996 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
11998 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
12000 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
12001 if Pmode != word_mode.
12002 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
12003 Pmode == SImode for TARGET_X32.
12005 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
12006 (tls_initial_exec_x32): Likewise.
12008 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
12010 PR rtl-optimization/52528
12011 * combine.c (can_combine_p): Add setting of subst_low_luid
12012 before call to expand_field_assignment().
12014 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
12016 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
12017 and related program names.
12019 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
12021 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
12023 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
12026 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
12027 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
12028 to set code to 'q'.
12029 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
12030 (*movdi_internal_rex64): Use %E operand modifier for lea.
12031 (*movsi_internal): Ditto.
12033 (*lea<mode>_2): Ditto.
12034 (*lea_{3,4,5,6}_zext): Ditto.
12035 (*tls_global_dynamic_32_gnu): Ditto.
12036 (*tls_global_dynamic_64): Ditto.
12037 (*tls_dynamic_gnu2_lea_32): Ditto.
12038 (*tls_dynamic_gnu2_lea_64): Ditto.
12039 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
12041 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
12043 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
12044 redefine to be NULL if the current bit-size is different from the
12045 configured bit-size.
12047 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
12048 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
12049 set the default tuning. Add asserts to make sure the cpu and tune
12050 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
12051 test whether the index is set, instead of > 0.
12052 (rs6000_file_start): Do not reset the default cpu if the current
12053 bit-size is different from the configured bit-size.
12055 2012-03-09 Tristan Gingold <gingold@adacore.com>
12057 * config/vms/vms-crtlmap.map: Add comments.
12058 Add entries needed to build Ada RTS.
12060 2012-03-09 Tristan Gingold <gingold@adacore.com>
12062 * ginclude/stddef.h: Do not define __size_t on VMS.
12064 2012-03-09 Tristan Gingold <gingold@adacore.com>
12066 * c-tree.h (c_default_pointer_mode): New variable.
12067 * c-decl.c (c_default_pointer_mode): New variable.
12068 (c_build_pointer_type): New function.
12069 (grokdeclarator): Call c_build_pointer_type instead
12070 of build_pointer_type.
12072 * config/vms/vms-c.c: Include c-tree.h
12073 (saved_pointer_mode): New variable.
12074 (handle_pragma_pointer_size): New function.
12075 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
12076 (vms_c_register_pragma): Register __pointer_size and
12077 __required_pointer_size pragmas.
12079 2012-03-09 Tristan Gingold <gingold@adacore.com>
12081 * config/vms/vms-c.c (vms_construct_include_filename): New function.
12082 (vms_c_register_includes): Reference it.
12084 2012-03-09 Andrew Pinski <apinski@cavium.com>
12086 PR middle-end/51988
12087 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
12088 print_generic_expr.
12089 (tree_ssa_phiopt_worker): Go through all the PHIs for
12090 value_replacement instead of just the singleton one.
12091 (value_replacement): Change return type to int. Return 0 instead of
12093 Allow the middle basic block to contain more than just the defining
12095 Handle non empty middle basic blocks.
12096 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
12098 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
12100 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
12101 array reference and component reference.
12102 (analyze_scalar_evolution_for_address_of): New.
12104 2012-03-08 Jie Zhang <jzhang918@gmail.com>
12107 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
12108 (hwloop_pattern_reg): Fix set but not used warning.
12109 (bfin_reorg_loops): Remove unused parameter.
12110 (bfin_reorg): Update use of bfin_reorg_loops.
12112 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
12114 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
12115 with integer parameters in registers.
12116 (gen_push): Push register in word_mode instead of Pmode.
12117 (ix86_emit_save_regs): Likewise.
12118 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
12119 (gen_pop): Pop register in word_mode instead of Pmode.
12120 (ix86_emit_restore_regs_using_pop): Likewise.
12121 (ix86_expand_prologue): Replace Pmode with word_mode for push
12122 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
12123 restore RAX and R10 in word_mode.
12124 (ix86_emit_restore_regs_using_mov): Restore integer registers
12126 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
12128 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
12129 (ix86_split_long_move): Likewise.
12131 * config/i386/i386.md (W): New.
12132 (*push<mode>2_prologue): Replace :P with :W.
12133 (*pop<mode>1): Likewise.
12134 (*pop<mode>1_epilogue): Likewise.
12135 (push/pop peephole2): Use word_mode scratch registers.
12137 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
12139 * config/i386/predicates.md (indirect_branch_operand): Simplify.
12141 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
12143 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
12144 for constants in [-63,63].
12146 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
12150 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
12152 * config/i386/i386.c (ix86_print_operand_address): Only handle
12153 zero-extended DImode addresses.
12155 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12157 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
12158 * configure: Regenerate.
12160 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
12163 * config/avr/avr.c (avr_mem_clobber): New static function.
12164 (avr_expand_delay_cycles): Add memory clobber operand to
12165 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
12166 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
12167 (enable_interrupt, disable_interrupt): New expander.
12168 (nopv, sleep, wdr): New expanders.
12169 (delay_cycles_1): Add memory clobber.
12170 (delay_cycles_2): Add memory clobber.
12171 (delay_cycles_3): Add memory clobber.
12172 (delay_cycles_4): Add memory clobber.
12173 (cli_sei): New insn from former "enable_interrupt",
12174 "disable_interrupt" with memory clobber.
12175 (*wdt): New insn from former "wdt" with memory clobber.
12176 (*nopv): Similar, but for "nopv".
12177 (*sleep): Similar, but for "sleep".
12179 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
12180 Kaz Kojima <kkojima@gcc.gnu.org>
12183 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
12184 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
12185 (SUBTARGET_OVERRIDE_OPTIONS): Define.
12187 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
12189 * config/i386/predicates.md (x86_64_zext_general_operand): New.
12190 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
12191 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
12193 2012-03-07 Walter Lee <walt@tilera.com>
12195 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
12196 REG_CFA_* notes for the stack pointer.
12197 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
12198 EH_RETURN_STACKADJ_RTX.
12199 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
12200 generate REG_CFA_* notes for the stack pointer.
12201 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
12202 by EH_RETURN_STACKADJ_RTX.
12204 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
12206 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
12207 when __AVR_3_BYTE_PC__ is defined.
12209 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
12211 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
12212 (ix86_print_operand): Handle '^'.
12213 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
12214 using P mode iterator. Add %^ to asm template to conditionally emit
12216 (*rep_movdi_rex64): Ditto.
12217 (*strsetdi_rex_1): Ditto.
12218 (*rep_stosdi_rex64): Ditto.
12219 (*strmov{si,hi,qi}_1): Add %^ to asm template to
12220 conditionally emit addr32 prefix.
12221 (*rep_mov{si,qi}): Ditto.
12222 (*strset{si,hi,qi}): Ditto.
12223 (*rep_stos{si,qi}): Ditto.
12224 (*cmpstrnqi_nz_1): Ditto.
12225 (*cmpstrnqi_1): Ditto.
12226 (*strlenqi_1): Ditto.
12228 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
12230 * config/i386/i386.c (function_value_64): Return pointers in
12231 word_mode instead of Pmode.
12232 (ix86_promote_function_mode): Likewise.
12234 2012-03-07 Richard Guenther <rguenther@suse.de>
12236 * coverage.c (get_gcov_type): Use type_for_mode.
12237 (get_gcov_unsigned_t): Likewise.
12238 * expr.c (store_constructor): Use type_for_mode.
12239 (try_casesi): Likewise.
12240 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
12241 (add_standard_iv_candidates): Use standard type trees.
12242 * dojump.c (do_jump): Remove dead code.
12244 2012-03-07 Richard Guenther <rguenther@suse.de>
12246 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
12248 2012-03-07 Richard Guenther <rguenther@suse.de>
12250 * convert.c (strip_float_extensions): Move ...
12251 * tree.c (strip_float_extensions): ... here.
12253 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
12256 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
12258 2012-03-07 Richard Guenther <rguenther@suse.de>
12260 * omp-low.c (extract_omp_for_data): Use signed_type_for.
12261 (expand_omp_for_generic): Likewise.
12262 (expand_omp_for_static_nochunk): Likewise.
12263 (expand_omp_for_static_chunk): Likewise.
12264 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
12265 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
12266 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
12267 Use unsigned_type_for.
12268 (vect_create_cond_for_align_checks): Use signed_type_for.
12270 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
12272 PR rtl-optimization/52203
12273 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
12274 all callers to pass NULL except ...
12275 (reset_sched_cycles_in_current_ebb): ... here, save the value
12276 in new variable 'empty'. Increase issue_rate only for
12279 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
12282 * Makefile.in: Let install-gcc-ar depend on installdirs,
12283 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
12284 Don't double canonicalize if cross-compiling.
12286 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
12289 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
12290 to: RAMPZ, RAMPY, RAMPX, RAMPD.
12291 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
12293 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
12296 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
12298 * config/avr/avr.md (xload_8): Adjust insn length.
12300 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
12303 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
12304 if RAMPZ affects reading from RAM.
12306 2012-03-07 Richard Guenther <rguenther@suse.de>
12310 * doc/invoke.texi (Precompiled Headers): Remove sentence that
12311 suggests you can include PCHs from inside another header.
12313 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
12315 PR middle-end/52515
12316 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
12318 2012-03-07 Kai Tietz <ktietz@redhat.com>
12320 * doc/invoke.texi (fwritable-relocated-rdata): Document
12321 new Cygwin/MinGW target option.
12322 * config/i386/winnt.c (i386_pe_unique_section): Ignore
12323 reloc if flag -fwritable-relocated-rdata is not set.
12324 (i386_pe_section_type_flags): Likewise.
12325 * config/i386/cygming.opt (fwritable-relocated-rdata):
12326 Add new flag variable flag_writable_rel_rdata.
12328 2012-03-07 Richard Guenther <rguenther@suse.de>
12330 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
12331 precision against gimple constraints.
12333 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
12335 PR middle-end/52372
12336 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
12338 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
12339 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
12341 (init_emit_regs): Move associated initialization to...
12342 (init_emit_once): ...here.
12344 2012-03-06 Richard Henderson <rth@redhat.com>
12346 * config/m68k/m68k.h (ISA_HAS_TAS): New.
12347 * config/m68k/sync.md (atomic_test_and_set): Use it.
12348 (atomic_test_and_set_1): Likewise.
12350 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
12353 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
12354 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
12355 (vector_ltgt<mode>): Likewise.
12356 (vector_ordered<mode>): Likewise.
12357 (vector_unordered<mode>): Likewise.
12358 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
12360 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
12362 * trans-mem.c: New typedef for tm_region_p.
12363 Define vector types for tm_region_p.
12364 (tm_region_init): Replace region_worklist to a vector called
12367 2012-03-06 Richard Guenther <rguenther@suse.de>
12369 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
12370 MEM_REF with constant pointer operand.
12372 2012-03-06 Richard Guenther <rguenther@suse.de>
12374 PR middle-end/52493
12375 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
12377 2012-03-06 Tristan Gingold <gingold@adacore.com>
12379 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
12380 (external_model_kind): Improve documentation.
12381 (vms_pragma_extern_model): Handle relaxed_redef.
12382 (vms_c_register_pragma): Allow expansion for nomember_alignment.
12384 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
12386 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
12387 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
12388 Some more notes on EIND usage and reorder EIND subsection.
12390 2012-03-06 Tristan Gingold <gingold@adacore.com>
12392 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
12393 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
12395 2012-03-06 Tristan Gingold <gingold@adacore.com>
12397 * config/vms/t-vmsnative (version): Define.
12398 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
12400 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
12402 PR rtl-optimization/52250
12403 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
12404 to put note list into. Unconditionally call move_bb_info.
12405 (move_bb_info): Do not assert the blocks being in the same region,
12406 just drop the note list if they are not.
12408 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
12411 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
12412 and use unified expansion logic.
12413 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
12414 closer to the existing movt insn.
12415 (negc): Rename insn to *negc. Add new expander.
12416 (movnegt): Use xor pattern for T bit negation. Reserve helper
12417 constant for negc pattern.
12418 (*movnegt): New insn and splitter.
12420 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
12422 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
12425 2012-03-05 Richard Henderson <rth@redhat.com>
12427 * genemit.c (main): Include "target.h" in insn-emit.c.
12428 * Makefile.in (insn-emit.o): Depend on TARGET_H.
12429 * config/sh/sync.md (atomic_test_and_set): Reference
12430 targetm.atomic_test_and_set_trueval instead of
12431 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
12433 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
12435 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
12438 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
12440 * langhooks.c (add_builtin_type): New function.
12441 * langhooks.h (add_builtin_type): Export it.
12442 * config/mep/mep.c (mep_init_builtins): Use it.
12443 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
12445 2012-03-05 Jakub Jelinek <jakub@redhat.com>
12448 * tree.h (BLOCK_SAME_RANGE): Define.
12449 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
12450 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
12451 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
12452 isn't equal to supercontext fragment's fragment chain.
12453 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
12455 (blocks_nreverse_all): Likewise.
12456 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
12457 BLOCK_SUPERCONTEXT to supercontext fragment instead of
12458 supercontext fragment's fragment origin.
12459 * dwarf2out.c (add_high_low_attributes): If stmt has the same
12460 range as its parent (or parents thereof etc.), use the parent's
12461 DW_AT_ranges value instead of creating a new .debug_ranges range.
12463 2012-03-05 Richard Henderson <rth@redhat.com>
12466 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
12467 * omp-low.c (expand_omp_atomic): Assume anything aligned to
12468 BIGGEST_ALIGNMENT is aligned.
12470 2012-03-05 Richard Henderson <rth@redhat.com>
12472 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
12473 * config/sh/sh.c: ... here.
12475 2012-03-05 Richard Henderson <rth@redhat.com>
12478 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
12479 instead of calling negqi2 directly.
12481 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
12483 PR middle-end/52463
12484 * trans-mem.c (tm_region_init): Use last_basic_block.
12486 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
12488 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
12489 * config/sh/sync.md (atomic_test_and_set): New expander.
12490 (tasb, atomic_test_and_set_soft): New insns.
12491 * config/sh/sh.opt (menable-tas): New option.
12492 * doc/invoke.texi (SH Options): Document it.
12494 2012-03-05 Richard Guenther <rguenther@suse.de>
12496 * cfgloop.c (verify_loop_structure): Verify dominators before
12498 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
12499 dominators from here.
12500 * graphite-scop-detection.c (create_sese_edges): Likewise.
12501 * loop-doloop.c (doloop_optimize_loops): Likewise.
12502 * loop-init.c (loop_optimizer_init): Likewise.
12503 * loop-unroll.c (unroll_and_peel_loops): Likewise.
12504 * loop-unswitch.c (unswitch_loops): Likewise.
12505 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
12506 * tree-parloops.c (parallelize_loops): Likewise. Verify
12507 only when checking is enabled.
12508 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
12510 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
12512 * genautomata.c (parse_automata_opt): New static function.
12513 (initiate_automaton_gen): Remove all option handling code. Remove
12514 argc argument. All callers changed.
12515 (main): Call init_rtx_reader_args_cb with the new function as argument.
12517 2012-03-05 Richard Guenther <rguenther@suse.de>
12519 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
12520 * tree-if-conv.c (combine_blocks): Free post-dominator info
12522 * tree-parloops.c (create_parallel_loop): Free and re-compute
12523 dominator info after breaking it.
12525 2012-03-05 Richard Guenther <rguenther@suse.de>
12527 PR middle-end/52353
12528 * optabs.h (trapv_unoptab_p): New function.
12529 (trapv_binoptab_p): Likewise.
12530 * optabs.c (expand_binop): Use emit_libcall_block_1 with
12531 a proper equiv_may_trap argument.
12532 (expand_unop): Likewise.
12533 (emit_libcall_block_1): Take extra argument whether the
12534 instruction may trap. Renamed from ...
12535 (emit_libcall_block): ... this. New wrapper.
12537 2012-03-05 Jakub Jelinek <jakub@redhat.com>
12539 PR tree-optimization/51721
12540 * tree-vrp.c (register_edge_assert_for_2): If comparing
12541 lhs of right shift by constant with an integer constant,
12542 add ASSERT_EXPRs for the rhs1 of the right shift.
12544 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
12546 2012-03-05 Richard Guenther <rguenther@suse.de>
12548 * tree.c (integer_zerop): Handle VECTOR_CSTs.
12549 (integer_onep): Likewise.
12550 (integer_all_onesp): Likewise.
12552 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
12554 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
12556 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
12558 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
12559 instead of TARGET_64BIT.
12561 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
12563 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
12566 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
12568 * config/i386/i386.c (ix86_print_operand_address): Only handle
12569 zero-extended DImode addresses.
12571 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
12573 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
12574 taken and cputaken as bool.
12576 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
12578 * config/i386/constraints.md (Ya): New internal constraint.
12579 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
12580 (*zero_extendsidi2_rex64): Add x,x alternative.
12581 (*zero_extendsidi2): Ditto. Add o,0 alternative.
12582 Remove flags reg clobber. Adjust corresponding splits.
12583 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
12584 zero_extendqisi2 expanders using SWI12 mode iterator.
12585 (zero_extend<mode>si2_and): Macroize insn from
12586 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
12588 (*zero_extend<mode>si2): Macroize insn from
12589 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
12590 (*zero_extend*2_movzbl_and): Remove insn patterns.
12591 (zero_extendqihi2_and): Merge corresponding splitter.
12592 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
12593 (*zero_extend*2_movzbl_and): Remove insn patterns.
12594 (*anddi_1): Split TYPE_IMOVX instructions.
12595 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
12597 (and->zext splitter): Add splitter pattern.
12598 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
12600 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
12602 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
12604 (Debugging Options): Likewise.
12605 (Optimize Options): Likewise.
12606 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
12607 with other architectures. Use official processor names with correct
12608 spelling/capitalization. Fix formatting and grammar issues.
12609 (i386 and x86-64 Windows Options): Similar cleanup here.
12611 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
12613 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
12615 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
12617 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
12618 DBX_REGISTER_NUMBER.
12620 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
12622 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
12623 operand is CONST_INT. Take COSTS_N_INSNS into account.
12624 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
12627 2012-03-02 Richard Henderson <rth@redhat.com>
12629 * optabs.c (expand_atomic_test_and_set): Honor
12630 atomic_test_and_set_trueval even when atomic_test_and_set
12631 optab is not in use.
12633 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
12637 * config/sh/sh.c (sh_register_move_cost): Increase cost between
12638 GENERAL_REGS and FP_REGS for SImode.
12640 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
12643 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
12644 (absdi2): New expander.
12645 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
12647 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
12649 * config/sh/sync.md (atomic_exchange<mode>): New expander.
12650 (atomic_exchange<mode>_soft): New insn.
12652 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
12654 * config/sh/sync.md: Update copyright notice dates.
12655 (atomic_compare_and_swap<mode>): Use SImode for return value instead
12657 (atomic_compare_and_swap<mode>_soft): Likewise.
12659 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
12662 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
12663 * config/sh/sh.c: Update copyright notice dates.
12664 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
12665 alignment for TARGET_HARD_SH4.
12666 (sh_option_override): Reduce default function alignment. Set
12667 loop alignment to 4 bytes when not optimizing for size.
12669 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
12671 PR middle-end/50335
12672 * doc/invoke.texi (floop-flatten): Remove.
12673 * toplev.c (process_options): Remove references to flag_loop_flatten.
12674 * tree-ssa-loop.c (gate_graphite_transform): Same.
12675 * common.opt (floop-flatten): Obsolete.
12676 * graphite-poly.c (apply_poly_transforms): Remove reference to
12678 * Makefile.in (graphite-flattening.o): Remove.
12679 * graphite-flattening.c: Remove.
12681 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
12683 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
12684 having mode compatible with the mode of previous compare. Substitute
12685 compare mode of previous compare with the mode, compatible
12686 with eliminated and previous compare.
12688 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
12690 * config/rs6000/dfp.md (floatdidd2): New define_insn.
12692 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
12694 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
12695 compatible with CCGOCmode and CCGCmode.
12697 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
12699 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
12701 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
12703 * config/arm/arm.c (arm_sat_operator_match): New function.
12704 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
12705 * config/arm/arm.md ("insn" attribute): Add "sat" value.
12706 ("SAT", "SATrev"): New code iterators.
12707 ("SATlo", "SAThi"): New code iterator attributes.
12708 ("*satsi_<SAT:code>"): New pattern.
12709 ("*satsi_<SAT:code>_shift"): Likewise.
12710 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
12711 and "shift" attributes.
12712 ("arm_usatsihi"): Add "insn" attribute.
12713 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
12714 by powers of two. Do not allow shift by 32.
12716 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
12719 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
12720 to pass the argument in the register of "natural" mode.
12722 2012-03-02 Richard Guenther <rguenther@suse.de>
12724 PR tree-optimization/52406
12725 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
12726 (struct indices): Add unconstrained_base member.
12727 (struct dr_alias): Remove unused vops member.
12728 (DR_UNCONSTRAINED_BASE): New define.
12729 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
12730 add indices to allow their disambiguation. Make DR_BASE_OBJECT
12731 be an artificial access that covers the whole indexed object,
12732 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
12733 plain decl base-objects to their MEM_REF variant.
12734 (dr_may_alias_p): When the base-object of either data reference
12735 has unknown size use only points-to information.
12736 (compute_affine_dependence): Make dumps easier to read and
12738 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
12739 DR_REF when looking for packed references.
12740 (vect_supportable_dr_alignment): Likewise.
12742 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
12744 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
12745 Improve conditions for peepholes of loads followed by commutative
12747 * config/arm/ldmstm.md: Regenerated.
12749 2012-03-02 Richard Guenther <rguenther@suse.de>
12751 * BASE-VER: Set to 4.8.0.
12753 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
12755 * config.gcc (obsolete): Add all ARM targets using the FPA.
12756 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
12757 * doc/install.texi: Avoid references to obsolete ARM ports.
12759 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
12761 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
12763 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
12764 Joern Rennecke <joern.rennecke@embecosm.com>
12766 * doc/extend.texi: Expand and update information on interrupt
12767 attribute for Epiphany.
12769 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
12771 * config/sh/sh-protos.h: Update copyright notice dates.
12772 * config/sh/sh.h: Likewise.
12773 * config/sh/sh.md: Likewise.
12774 * config/sh/constraints.md: Likewise.
12775 * config/sh/predicates.md: Likewise.
12777 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
12779 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
12780 * config/sh/sh.c (tertiary_reload_operand): Likewise.
12782 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
12784 * config/sh/constraints.md: Fix comment typo.
12786 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12789 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
12790 unsigned HOST_WIDE_INT.
12791 (zvdep_imm64): Likewise.
12792 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
12793 (vdepi_and): Likewise.
12794 Likewise for unamed 64-bit patterns.
12795 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
12797 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
12800 PR rtl-optimization/52417
12801 * cselib.c (cselib_any_perm_equivs): New variable.
12802 (cselib_reset_table): Check that it's not set when not
12803 preserving constants.
12804 (cselib_add_permanent_equiv): Set it.
12805 (cselib_have_permanent_equivalences): New.
12806 (cselib_init, cselib_finish): Reset it.
12807 * cselib.h (cselib_have_permanent_equivalences): Declare.
12808 * alias.c (get_addr): Restore earlier behavior when there
12809 aren't permanent equivalences.
12811 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
12813 * config/mn10300/mn10300-modes.def: Fix copyright notice.
12814 * config/v850/v850-modes.def: Fix copyright notice.
12816 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
12818 * doc/extend.texi (AVR Built-in Functions): Document
12819 __builtin_avr_flash_segment.
12821 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
12822 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
12823 (*split.flash_segment): New insn-and-split.
12824 * config/avr/avr.c (avr_init_builtins): Add local variables:
12825 const_memx_void_node, const_memx_ptr_type_node,
12826 char_ftype_const_memx_ptr.
12828 2012-03-01 Jakub Jelinek <jakub@redhat.com>
12830 PR tree-optimization/52445
12831 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
12832 add ssa_name_ver, offset and size fields and change store field
12834 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
12835 (add_or_mark_expr): Likewise. Only consider previous stores
12836 with the same size and offset.
12837 (nt_init_block): Only look at gimple_assign_single_p stmts,
12838 doesn't look at rhs2.
12840 2012-03-01 Richard Guenther <rguenther@suse.de>
12842 PR middle-end/52443
12843 * tree-cfg.c (verify_gimple_assign_unary): Allow any
12844 conversions from integral types to pointer types.
12846 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
12848 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
12849 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
12850 unintentionally removed in r184616.
12852 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12854 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
12857 2012-02-29 Jakub Jelinek <jakub@redhat.com>
12858 Uros Bizjak <ubizjak@gmail.com>
12861 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
12862 alternatives, add "e" constraint to the new last alternative
12863 and ! to last 3 alternatives.
12865 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
12867 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
12868 DW_AT_artificial attributes at the end of the processing.
12869 (gen_array_type_die): Likewise.
12870 (gen_enumeration_type_die): Likewise.
12871 (gen_struct_or_union_type_die): Likewise.
12872 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
12875 2012-02-29 Jakub Jelinek <jakub@redhat.com>
12877 PR middle-end/52419
12878 * expr.c (expand_assignment): If doing misaligned store that doesn't
12879 cover all mode bits, perform a RMW cycle.
12881 PR tree-optimization/52429
12882 * tree-parloops.c (separate_decls_in_region_debug): Return early
12883 if var is LABEL_DECL.
12885 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12887 PR tree-optimization/52424
12888 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
12889 calling dom_thread_across_edge.
12891 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12893 * config/avr/avr.c: Move definition of TARGET macros to end of file.
12895 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12897 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
12898 * config/avr/avr.c (avr_output_bld): Remove unused function.
12899 (avr_out_sbxx_branch): Use "%T" to print bit position.
12901 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12903 * config/avr/avr.md: Untabify.
12905 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12907 * config/avr/avr.md (eqne): New code iterator.
12908 (*dec-and-branchsi): Use it in text peephole's condition.
12909 (*dec-and-branchhi): Ditto.
12910 (*dec-and-branchqi): Ditto.
12912 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
12915 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
12916 the device does not have the skip-bug.
12918 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
12920 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
12921 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
12922 -mpretend-cmove): New.
12924 2012-02-29 Jakub Jelinek <jakub@redhat.com>
12927 * df.h (struct df_d): Adjust comment that hard_regs_live_count
12928 doesn't count DEBUG_INSN refs.
12929 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
12930 for DEBUG_INSN refs.
12932 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12936 2012-02-20 Richard Guenther <rguenther@suse.de>
12937 PR tree-optimization/52298
12938 * tree-vect-stmts.c (vectorizable_load): Properly use
12939 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
12941 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
12943 PR middle-end/51752
12944 * gimple.h (gimple_in_transaction): New.
12945 (gimple_set_in_transaction): New.
12946 (struct gimple_statement_base): Add in_transaction field.
12947 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
12949 (tree_ssa_lim_initialize): Compute transaction bits.
12950 * tree.h (compute_transaction_bits): Protoize.
12951 * trans-mem.c (tm_region_init): Use the heap to store BB
12953 (compute_transaction_bits): New.
12955 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12957 * gcc.c (display_help): Document --help=common and sort entries
12960 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12962 * doc/install.texi: Document check-$LANG specific shortcuts
12964 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12967 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
12969 * config/arm/arm_neon.h: Regenerate.
12970 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
12971 (neon_vcgeu): New insn.
12972 (neon_vcgtu): Likewise.
12973 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
12974 (ops): Unsigned comparison intrinsics call a different builtin.
12976 2012-02-28 Richard Guenther <rguenther@suse.de>
12979 * config/i386/i386.c (ix86_expand_vector_set): Fix element
12980 ordering for the VEC_CONCAT for two element vectors for
12981 V2SFmode, V2SImode and V2DImode.
12983 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
12986 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
12987 detecting big-endian triplets.
12989 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
12991 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
12992 mode if there is no type information available.
12994 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
12996 PR tree-optimization/53207
12997 * doc/invoke.texi: Document as experimental and relying on graphite.
12999 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
13001 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
13002 of initializer to changes from r184614.
13004 2012-02-28 Richard Guenther <rguenther@suse.de>
13006 PR tree-optimization/52395
13007 * tree-sra.c (build_ref_for_offset): Also look at the base
13008 TYPE_ALIGN when figuring out the alignment of the replacement.
13010 2012-02-28 Richard Guenther <rguenther@suse.de>
13012 PR tree-optimization/52402
13013 * ipa-prop.c (ipa_modify_call_arguments): Properly use
13014 mis-aligned types when creating the accesses at the call site.
13016 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
13018 * config/avr/builtins.def: New file.
13019 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
13020 * config/avr/avr.c (enum avr_builtin_id): Use it.
13021 (avr_init_builtins): Use it. And use avr_bdesc.
13022 (bdesc_1arg): Remove.
13023 (bdesc_2arg): Remove.
13024 (bdesc_3arg): Remove.
13025 (struct avr_builtin_description): Add field n_args.
13026 (avr_bdesc): New static variable using builtins.def.
13027 (avr_expand_builtin): Use it.
13028 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
13029 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
13030 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
13032 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
13035 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
13036 match only one single hard register with respective hard reg rtx.
13037 (movmemx_<mode>): Ditto.
13038 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
13039 insn anatomy of movmem[x]_<mode>.
13040 (avr_out_movmem): Same for printing assembler and operand usage.
13042 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
13046 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
13047 address spaces located outside of device flash.
13049 * config/avr/avr.h (base_arch_s): Remove field n_segments.
13050 (mcu_type_s): Add field n_flash.
13051 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
13052 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
13053 (AVR_MCU): Add N_FLASH argument.
13054 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
13055 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
13056 macro __FLASH<n> if that address space makes sense for the device.
13057 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
13058 outside of target flash.
13059 (avr_asm_named_section): Ditto.
13060 (avr_asm_select_section): Ditto.
13061 (avr_addr_space_convert): Ditto.
13062 (avr_emit_movmemhi): Ditto.
13063 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
13064 address space is outside of device flash.
13065 (avr_insert_attributes): Ditto.
13066 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
13067 avr_current_arch->n_segments.
13069 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
13072 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
13073 (*movabs<mode>_2): Likewise.
13075 2012-02-27 Jakub Jelinek <jakub@redhat.com>
13078 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
13079 s_register_operand in the test instead of REG_P. Don't call
13080 gen_reg_rtx if it won't be used.
13082 PR tree-optimization/52376
13083 * ipa-split.c (split_function): Ignore CLOBBER stmts.
13085 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
13087 * ifcvt.c (noce_get_condition): Check condition variable is not
13088 small_register_classes_for_mode_p before accepting.
13090 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
13092 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
13094 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
13097 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
13098 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
13100 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
13102 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
13104 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
13106 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
13108 * config/sh/predicates.md: Remove blank lines.
13109 * config/sh/sh.c: Fix typos in comments.
13110 * config/sh/constraints.md: Likewise.
13111 * config/sh/sh.md: Remove blank lines.
13112 Fix typos in comments. Use ;; as comment characters.
13114 2012-02-26 Walter Lee <walt@tilera.com>
13116 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
13117 (replace_mov_pcrel_step2): Ditto.
13119 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
13122 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
13123 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
13124 and locs that reference values newer than the non-canonical value
13125 at hand. Return the canonical value as a worst case.
13126 (memrefs_conflict_p): Walk canonical value's locs.
13129 * cselib.c (preserve_only_constants): Rename to...
13130 (preserve_constants_and_equivs): ... this. Split out...
13131 (invariant_or_equiv_p): ... this. Preserve plus expressions
13132 of other preserved expressions too.
13133 (cselib_reset_table): Adjust.
13134 * var-tracking.c (reverse_op): Use canonical value to build
13137 2012-02-23 Kai Tietz <ktietz@redhat.com>
13139 * config/i386/i386.c (ix86_delegitimize_address): Handle
13140 UNSPEC_PCREL plus displacement.
13142 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
13145 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
13146 to test for unusedness in st X addressing.
13148 2012-02-24 Richard Guenther <rguenther@suse.de>
13150 PR middle-end/52361
13151 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
13152 (is_gimple_reg_type): Move inline ...
13153 * gimple.h (is_gimple_reg_type): ... here.
13155 2012-02-24 Richard Guenther <rguenther@suse.de>
13157 PR middle-end/52361
13158 * passes.c (execute_function_todo): When verifying SSA form
13159 verify gimple form first.
13160 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
13162 2012-02-24 Richard Guenther <rguenther@suse.de>
13164 PR middle-end/52355
13165 * fold-const.c (fold_addr_of_array_ref_difference): New function.
13166 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
13168 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13170 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
13172 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13174 * tree-phinodes.c (make_phi_node): Mark static.
13175 * tree-flow.h (make_phi_node): Remove extern decl.
13176 * doc/gimple.texi (make_phi_node): Remove documentation.
13178 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13180 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
13181 * tree-ssa-sccvn.c (print_scc): Ditto.
13183 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13185 * doc/passes.texi (Full redundancy elimination): Fix typo.
13187 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13189 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
13191 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
13194 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
13196 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
13199 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
13201 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
13203 * config/avr/avr.md (code_stdname): Add ior, xor.
13204 (xior): New code iterator.
13205 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
13206 (*<code_stdname><mode>qi.byte1-3): Ditto.
13208 2012-02-23 Jakub Jelinek <jakub@redhat.com>
13210 PR tree-optimization/52019
13211 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
13214 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13216 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
13217 HAVE_INITFINI_ARRAY to work around namespace pollution in
13218 certain versions of newlib system headers.
13219 * config.in: Regenerate.
13220 * configure: Regenerate.
13221 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
13222 instead of HAVE_INITFINI_ARRAY.
13224 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
13227 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
13228 is not offsettable memory reference.
13230 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
13233 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
13234 setting avr_need_clear_bss_p for __gnu_lto* symbols.
13236 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
13238 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
13239 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
13241 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13243 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
13244 library on Solaris 8 even without TLS support.
13245 * configure: Regenerate.
13247 2012-02-22 Richard Guenther <rguenther@suse.de>
13249 PR middle-end/52329
13250 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
13251 for GIMPLE_DEBUG stmts.
13253 2012-02-22 Martin Jambor <mjambor@suse.cz>
13255 PR middle-end/51782
13256 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
13257 according to the base object.
13259 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
13261 PR rtl-optimization/50063
13262 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
13263 and 2 (8-bit SP) in operand 2.
13264 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
13265 setup to use movhi_sp_r instead of vanilla move to write SP.
13266 Adjust REG_CFA notes to superseed unspec.
13267 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
13269 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
13270 known to be off) only with TARGET_NO_INTERRUPTS. Never use
13271 irq_state 1 (IRQ known to be on) here.
13273 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
13275 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
13277 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
13278 assign_hard_reg): Likewise.
13280 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
13282 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
13284 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
13286 * config/avr/avr.md
13287 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
13288 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
13290 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
13292 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
13293 prototype from here to...
13294 * config/avr/avr.h: ...here.
13296 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
13299 * thumb2.md (thumb2_shiftsi3_short): Split register and
13300 immediate shifts. For register shifts tie operands 0 and 1.
13301 (peephole2 for above): Check that register-controlled shifts
13302 have suitably tied operands.
13304 2012-02-21 Quentin Neill <quentin.neill@amd.com>
13307 * config/i386/bdver1.md (bdver1_call, bdver1_push,
13308 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
13309 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
13310 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
13311 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
13312 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
13313 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
13314 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
13315 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
13316 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
13317 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
13318 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
13319 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
13320 bdver1_ssevector_avx256_unaligned_load,
13321 bdver1_ssevector_sse128_unaligned_load,
13322 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
13323 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
13324 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
13325 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
13326 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
13327 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
13328 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
13329 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
13330 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
13331 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
13332 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
13333 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
13334 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
13335 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
13336 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
13337 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
13338 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
13339 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
13340 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
13341 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
13342 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
13343 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
13344 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
13345 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
13346 bdver1_ssediv_double_load, bdver1_ssediv_double,
13347 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
13348 Add "bdver2" attribute.
13350 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13352 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
13353 default if possible and not specified otherwise.
13355 2012-02-21 Richard Guenther <rguenther@suse.de>
13357 PR middle-end/52314
13358 * gimplify.c (create_tmp_from_val): Use the main variant type
13359 for the type of the temporary we create.
13361 2012-02-21 Richard Guenther <rguenther@suse.de>
13363 PR tree-optimization/52324
13364 * gimplify.c (gimplify_expr): When re-gimplifying expressions
13365 do not gimplify a MEM_REF address operand if it is already
13368 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13370 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
13371 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
13373 2012-02-21 Richard Guenther <rguenther@suse.de>
13375 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
13376 nested_in_vect_loop.
13378 2012-02-21 Jakub Jelinek <jakub@redhat.com>
13380 PR tree-optimization/52318
13381 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
13382 vdef also to non-pure/const call stmts in the sequence.
13384 2012-02-21 Tristan Gingold <gingold@adacore.com>
13386 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
13388 2012-02-20 David S. Miller <davem@davemloft.net>
13390 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
13391 don't use the "rd %pc" instruction on v9 for PIC register loads.
13393 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
13395 PR middle-end/52141
13396 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
13397 in a transaction safe function.
13399 2012-02-20 Kai Tietz <ktietz@redhat.com>
13402 * stor-layout.c (place_field): Handle desired_align for
13405 2012-02-20 Richard Guenther <rguenther@suse.de>
13407 PR tree-optimization/52298
13408 * tree-vect-stmts.c (vectorizable_store): Properly use
13409 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
13411 (vectorizable_load): Likewise.
13412 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
13413 Access DR_STEP after ensuring it is not NULL.
13415 2012-02-20 Jakub Jelinek <jakub@redhat.com>
13417 PR tree-optimization/52286
13418 * fold-const.c (fold_binary_loc): For (X & C1) | C2
13419 optimization use double_int_to_tree instead of build_int_cst_wide,
13420 rewrite to use double_int vars.
13422 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13425 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
13427 Remove -e 0 from $gcc_cv_ld invocation.
13428 Only use __GLIBC_PREREQ if defined.
13429 Enable on Solaris since Solaris 8 patch.
13430 (gcc_SUN_LD_VERSION): New macro.
13431 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
13432 gcc_SUN_LD_VERSION for version number format.
13433 * configure: Regenerate.
13434 * varasm.c (get_elf_initfini_array_priority_section): Set
13435 SECTION_NOTYPE for non-default priority.
13436 Use get_section instead of get_unnamed_section to emit
13437 .init_array/.fini_array with default priority.
13439 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
13441 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
13442 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
13443 (mips_start_unique_function, mips_output_mips16_rdhwr)
13444 (mips_code_end): New functions.
13445 (TARGET_ASM_CODE_END): Define.
13447 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
13449 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
13450 to stubs with non-sibling calls.
13452 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
13454 * doc/invoke.texi (-fira-* options): Copy-edit.
13455 (ira-* parameters): Copy-edit.
13457 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
13459 * doc/invoke.texi: Minor copy-edits to bring into conformance with
13460 GCC coding conventions.
13462 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
13464 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
13465 when used as adjectives.
13467 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
13469 * doc/invoke.texi: Clean up "that"/"which" confusion.
13471 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
13473 * system.h: Poison SMALL_REGISTER_CLASSES
13474 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
13475 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
13477 2012-02-16 Jakub Jelinek <jakub@redhat.com>
13479 PR tree-optimization/52285
13480 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
13481 when deciding if a call is a tail call or tail recursion.
13483 2012-02-16 Kai Tietz <ktietz@redhat.com>
13485 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
13486 interger-constant displacement for UNSPEC_PCREL.
13488 2012-02-16 Jakub Jelinek <jakub@redhat.com>
13490 PR rtl-optimization/52208
13491 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
13492 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
13494 PR tree-optimization/52255
13495 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
13496 loop->header has virtual PHI, but exit_e->dest doesn't, add
13497 virtual PHI to exit_e->dest and adjust all uses after the loop.
13500 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
13501 children with clone_tree_hash, not after it.
13503 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
13505 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
13506 extended identifiers.
13508 2012-02-16 Jakub Jelinek <jakub@redhat.com>
13510 PR middle-end/51929
13511 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
13512 a same_body_alias, also test whether e->callee isn't a former
13513 or current clone of the decl this is a same body alias of.
13515 PR translation/52264
13516 * cgraphunit.c (verify_cgraph_node): Fix a typo.
13518 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
13520 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
13522 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
13525 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
13526 force_reg instead of copy_to_reg for better optimization. Force
13527 non-register or memory operands into a register.
13529 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
13531 * extend.texi: Reserve upper bits of memory model for future use.
13533 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
13534 Anatoly Sokolov <aesok@post.ru>
13535 Eric Weddington <eric.weddington@atmel.com>
13538 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
13539 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
13540 Rewrite initializers for .macro.
13541 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
13542 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
13543 atxmega32d4, atxmega32x1.
13544 avrxmega4: atxmega64a3, atxmega64d3.
13545 avrxmega5: atxmega64a1, atxmega64a1u.
13546 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
13547 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
13548 avrxmega7: atxmega128a1, atxmega128a1u.
13549 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
13550 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
13551 (struct base_arch_s): Rename reserved to xmega_p.
13552 Rename reserved2 to have_rampd.
13553 (AVR_XMEGA): New define.
13554 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
13555 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
13556 * config/avr/predicates.md (io_address_operand): Take into
13557 account SFR offset.
13558 (low_io_address_operand): Ditto.
13559 (high_io_address_operand): Ditto.
13560 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
13561 (enabled, movhi_sp_r): Use them.
13562 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
13563 cpp_define_formatted to built-in define __AVR_ARCH__.
13564 (__AVR_XMEGA__): New built-in define.
13565 (__AVR_HAVE_RAMPD__): New built-in define.
13566 (__AVR_HAVE_RAMPX__): New built-in define.
13567 (__AVR_HAVE_RAMPY__): New built-in define.
13568 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
13570 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
13571 (avr_option_override): Initialize them.
13572 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
13573 (avr_init_expanders): Initialize them. No more block several calls.
13574 (emit_push_sfr): New static function.
13575 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
13577 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
13578 (avr_print_operand): Print addreeses as symbols for
13579 RAMPX, RAMPY, RAMPD, CCP.
13580 (output_movhi): Handle AVR_XMEGA when writing to SP.
13581 (avr_out_movhi_mr_r_xmega): New static function.
13582 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
13583 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
13584 __RAMPD__, __CCP__ as needed.
13586 * config/avr/multilib.h: Regenerate.
13587 * config/avr/t-multilib: Regenerate.
13588 * config/avr/avr-tables.opt: Regenerate.
13590 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
13592 PR tree-optimization/50561
13593 * graphite-flattening.c (lst_project_loop): Do not
13594 remove old scattering dimensions after flattening.
13595 (lst_do_flatten): Likewise.
13597 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
13599 * doc/extend.texi (AVR Built-in Functions): Remove doc for
13600 __builtin_avr_map8, __builtin_avr_map16.
13601 Document __builtin_avr_insert_bits.
13603 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
13604 (insert_bits): New insn.
13605 (adjust_len.map_bits): Rename to insert_bits.
13606 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
13607 * avr-protos.h (avr_out_map_bits): Remove.
13608 (avr_out_insert_bits, avr_has_nibble_0xf): New.
13609 * config/avr/constraints.md (Cxf,C0f): New.
13610 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
13611 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
13612 New built-in define __BUILTIN_AVR_INSERT_BITS.
13613 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
13614 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
13615 (avr_move_bits): Rewrite.
13616 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
13618 (avr_map_op_t): New typedef.
13619 (avr_map_op): New static variable.
13620 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
13621 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
13622 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
13623 (bdesc_3arg, avr_expand_triop_builtin): New.
13624 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
13625 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
13626 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
13627 (avr_map_equal_p, avr_map_sig_p): Remove.
13628 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
13629 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
13630 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
13631 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
13632 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
13633 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
13635 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
13637 * config/c6x/c6x.md (reserve_cycles): New attribute.
13638 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
13639 don't reserve functional units after the branch occurs.
13641 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
13643 PR middle-end/52142
13644 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
13645 functions into non-tm_pure functions.
13647 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
13650 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
13651 (iterative_hash_canonical_type): Likewise.
13652 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
13655 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
13657 * haifa-sched.c (prune_ready_list): Ensure that if there is a
13658 sched-group insn, it either remains alone or the entire list is pruned.
13660 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
13662 * doc/install.texi (Prerequisites): Fix grammar.
13663 (Configuration): Likewise.
13665 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
13667 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
13668 MPC as part of GCC before describing configuring with --with-gmp etc.
13669 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
13670 sources are present.
13672 2012-02-14 Jakub Jelinek <jakub@redhat.com>
13675 * dwarf2out.c (clone_tree_hash): New function.
13676 (copy_decls_walk): Use it instead of clone_tree.
13678 2012-02-14 Richard Guenther <rguenther@suse.de>
13680 PR tree-optimization/52244
13681 PR tree-optimization/51528
13682 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
13683 replacements for integral types.
13685 2012-02-14 Walter Lee <walt@tilera.com>
13687 * config.gcc: Handle tilegx and tilepro.
13688 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
13689 tilegx and tilepro.
13690 Add HAVE_AS_TLS check for tilegx and tilepro.
13691 * configure: Regenerate.
13692 * doc/contrib.texi: Add Mat Hostetter and self.
13693 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
13694 Document instruction intrinsics and network accessing intrinsics.
13695 (TILEPro Built-in Functions): New node. Document instruction
13696 intrinsics and network accessing intrinsics.
13697 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
13698 (Specific, tilepro-*-linux*): Likewise.
13699 * doc/invoke.texi (TILE-Gx Options): New section.
13700 (TILEPro Options): New section.
13701 * doc/md.texi (TILE-Gx): New section.
13702 (TILEPro): New section.
13703 * common/config/tilegx/tilegx-common.c: New file.
13704 * common/config/tilepro/tilepro-common.c: New file.
13705 * config/tilegx/constraints.md: New file.
13706 * config/tilegx/linux.h: New file.
13707 * config/tilegx/mul-tables.c: New file.
13708 * config/tilegx/predicates.md: New file.
13709 * config/tilegx/sync.md: New file.
13710 * config/tilegx/t-tilegx: New file.
13711 * config/tilegx/tilegx-builtins.h: New file.
13712 * config/tilegx/tilegx-c.c: New file.
13713 * config/tilegx/tilegx-generic.md: New file.
13714 * config/tilegx/tilegx-modes.def: New file.
13715 * config/tilegx/tilegx-multiply.h: New file.
13716 * config/tilegx/tilegx-protos.h: New file.
13717 * config/tilegx/tilegx.c: New file.
13718 * config/tilegx/tilegx.h: New file.
13719 * config/tilegx/tilegx.md: New file.
13720 * config/tilegx/tilegx.opt: New file.
13721 * config/tilepro/constraints.md: New file.
13722 * config/tilepro/gen-mul-tables.cc: New file.
13723 * config/tilepro/linux.h: New file.
13724 * config/tilepro/mul-tables.c: New file.
13725 * config/tilepro/predicates.md: New file.
13726 * config/tilepro/t-tilepro: New file.
13727 * config/tilepro/tilepro-builtins.h: New file.
13728 * config/tilepro/tilepro-c.c: New file.
13729 * config/tilepro/tilepro-generic.md: New file.
13730 * config/tilepro/tilepro-modes.def: New file.
13731 * config/tilepro/tilepro-multiply.h: New file.
13732 * config/tilepro/tilepro-protos.h: New file.
13733 * config/tilepro/tilepro.c: New file.
13734 * config/tilepro/tilepro.h: New file.
13735 * config/tilepro/tilepro.md: New file.
13736 * config/tilepro/tilepro.opt: New file.
13738 2012-02-14 Jakub Jelinek <jakub@redhat.com>
13740 PR tree-optimization/52210
13741 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
13742 vect_model_simple_cost with two entry vect_def_type array instead
13743 of an address of dt.
13745 2012-02-14 Richard Guenther <rguenther@suse.de>
13748 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
13749 Do not stream DECL_QUALIFIER.
13750 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
13751 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
13752 (find_decls_types_r): Do not walk DECL_QUALIFIER.
13754 2012-02-14 Jakub Jelinek <jakub@redhat.com>
13757 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
13760 2012-02-13 Jakub Jelinek <jakub@redhat.com>
13763 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
13764 * cselib.c (cselib_subst_to_values_from_insn): New function.
13765 * sched-deps.c (add_insn_mem_dependence,
13766 sched_analyze_1, sched_analyze_2): Use it.
13768 2012-02-13 Jan Hubicka <jh@suse.cz>
13770 PR middle-end/52214
13771 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
13773 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
13775 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
13776 (GTM_SELF_SPECS): Define if not already defined.
13777 (driver_self_specs): Add GTM_SELF_SPECS.
13778 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
13779 (GTM_SELF_SPECS): Define.
13780 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
13781 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
13783 2012-02-13 Jakub Jelinek <jakub@redhat.com>
13785 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
13788 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
13790 PR middle-end/52230
13791 * omp-low.c (expand_omp_for): If a static schedule without chunk size
13792 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
13794 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
13797 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
13799 2012-02-13 Richard Guenther <rguenther@suse.de>
13801 PR translation/52211
13802 * passes.c (enable_disable_pass): Fix typo.
13804 2012-02-13 Jakub Jelinek <jakub@redhat.com>
13806 PR middle-end/52209
13807 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
13808 XOR for reduce_bit_field if type is unsigned.
13810 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
13812 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
13813 disallow changes from SFmode to mode with different size in FP regs.
13815 2012-02-12 Robert Millan <rmh@gnu.org>
13816 Gerald Pfeifer <gerald@pfeifer.com>
13818 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
13821 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
13823 PR rtl-optimization/52175
13824 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
13825 to frame-related instructions.
13827 2012-02-10 Jason Merrill <jason@redhat.com>
13830 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
13831 (demangle_new_symbols): Fill it.
13832 (scan_linker_output): Walk it.
13833 (start_tweaking): Split out from scan_linker_output.
13834 (maybe_tweak): Update sym->chosen.
13835 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
13837 2012-02-11 Jakub Jelinek <jakub@redhat.com>
13840 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
13842 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
13844 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
13845 having the same mode as previous compare.
13847 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
13849 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
13850 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
13851 (nonlocal_goto_internal): Likewise.
13852 (nonlocal_goto): Emit a use and an indirect jump directly.
13854 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
13857 * doc/extend.texi : Update comments for __atomic_compare_exchange and
13858 __atomic_{is,always}_lock_free.
13860 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
13863 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
13864 negative constant address for TARGET_X32.
13866 2012-02-10 Richard Henderson <rth@redhat.com>
13868 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
13869 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
13870 for GIMPLE_TRANSACTION. Tidy if's into a switch.
13872 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13873 Ira Rosen <irar@il.ibm.com>
13875 PR tree-optimization/50031
13876 * targhooks.c (default_builtin_vectorization_cost): Handle
13877 vec_promote_demote.
13878 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
13879 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
13880 all types of reduction and pattern statements.
13881 (vect_estimate_min_profitable_iters): Likewise.
13882 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
13883 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
13884 for explicit realigns.
13885 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
13886 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
13887 vec_promote_demote.
13888 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
13889 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
13890 vec_perm for VSX and handle vec_promote_demote.
13892 2012-02-10 Jakub Jelinek <jakub@redhat.com>
13894 PR middle-end/52177
13895 * builtins.c (fold_builtin_atomic_always_lock_free,
13896 expand_builtin_atomic_always_lock_free,
13897 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
13898 Return and/or test boolean_true_node/boolean_false_node instead of
13899 integer_one_node/integer_zero_node.
13901 2012-02-10 Jan Hubicka <jh@suse.cz>
13903 PR middle-end/48600
13904 * predict.c (predict_paths_for_bb): Prevent looping.
13905 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
13907 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
13909 * config/arm/arm.c (output_move_double): In one case properly
13910 count number of instructions that will be emitted.
13912 2012-02-10 Richard Guenther <rguenther@suse.de>
13914 PR translation/52193
13915 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
13917 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
13919 PR middle-end/52140
13920 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
13922 2012-02-09 Jakub Jelinek <jakub@redhat.com>
13925 * var-tracking.c (emit_note_insn_var_location): If
13926 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
13927 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
13928 non-NOTE_DURING_CALL_P insn.
13930 2012-02-09 Bin Cheng <bin.cheng@arm.com>
13932 PR middle-end/51867
13933 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
13935 2012-02-08 Magnus Granberg <zorry@gentoo.org>
13938 * gcc.c (switch_matches) Support switches with separated form,
13941 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
13943 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
13945 (RAMPZ_ADDR): Ditto.
13946 * config/avr/avr.c (avr_addr_t): New typedef.
13947 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
13948 (avr_init_expanders): Initialize it.
13949 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
13951 (expand_epilogue): Ditto.
13952 (avr_print_operand): Ditto.
13953 (avr_file_start): Ditto.
13954 (avr_emit_movmemhi): Ditto.
13956 2012-02-08 Richard Guenther <rguenther@suse.de>
13958 PR tree-optimization/46886
13959 * tree-flow.h (do_while_loop_p): Declare.
13960 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
13961 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
13963 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
13965 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
13966 always succeed for integers larger than a native word.
13968 2012-02-08 Richard Guenther <rguenther@suse.de>
13970 PR rtl-optimization/52170
13971 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
13972 properly handle integer vector modes.
13974 2012-02-08 Jakub Jelinek <jakub@redhat.com>
13976 PR gcov-profile/52150
13977 * coverage.c: Include target.h.
13978 (build_var): Call targetm.strip_name_encoding on the assembler name.
13979 Change one _ into . or $ if the target allows it.
13980 * Makefile.in (coverage.o): Depend on $(TARGET_H).
13982 PR rtl-optimization/52139
13983 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
13984 is a BARRIER after emit_insn_after_noloc, move BB_END
13985 to the last non-BARRIER insn before it.
13987 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
13989 PR middle-end/24306
13990 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
13991 (mips_gimplify_va_arg_expr): Call it instead of
13992 std_gimplify_va_arg_expr.
13994 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
13996 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
13997 message for -mno-pointers-to-nested-function.
13999 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
14001 PR middle-end/51994
14002 * expr.c (get_inner_reference): If there is an offset, add a negative
14003 bit position to it (if any).
14005 2012-02-07 Jakub Jelinek <jakub@redhat.com>
14007 PR rtl-optimization/52060
14008 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
14009 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
14010 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
14011 and/or i0src_copy2 when needed.
14013 2012-02-07 Jakub Jelinek <jakub@redhat.com>
14015 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
14016 or LTOPLUGINSONAME if have_c.
14018 * config/freebsd-spec.h: Add comment about what macros can be defined
14020 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
14021 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
14024 2012-02-07 Richard Guenther <rguenther@suse.de>
14026 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
14027 newline in -alias dumps.
14029 2012-02-07 Kai Tietz <ktietz@redhat.com>
14030 Dave Korn <dave.korn.cygwin@gmail.com>
14033 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
14034 Take care that typinfo gets dllexport-attribute.
14036 2012-02-07 Jakub Jelinek <jakub@redhat.com>
14038 PR middle-end/52074
14039 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
14040 if modifier < EXPAND_SUM call force_operand on the result.
14042 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
14044 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
14045 adding __forwarder_dst__ prefix if a forwarder_section attribute is
14047 (epiphany_function_type): Replace types for specific interrupts with
14048 EPIPHANY_FUNCTION_INTERRUPT.
14049 (EPIPHANY_INTERRUPT_P): Update.
14050 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
14051 New static function.
14052 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
14053 <disinterrupt>: Affects type identity.
14054 (epiphany_handle_interrupt_attribute): Handle variable number of
14056 (epiphany_compute_function_type): Update for new
14057 epiphany_function_type definition.
14058 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
14059 handlers with a longcall forwarder.
14060 (epiphany_start_function): Handle multiple interrupt arguments and/or
14061 forwarder_section attribute.
14063 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
14066 2012-02-07 Alan Modra <amodra@gmail.com>
14069 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
14072 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14074 PR tree-optimization/50969
14075 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
14076 use vec_perm rather than vector_stmt.
14077 (vect_model_load_cost): Likewise.
14078 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
14079 vec_perm to be the same as other vector statements.
14080 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
14081 cost of vec_perm for TARGET_VSX.
14083 2012-02-06 Richard Guenther <rguenther@suse.de>
14085 PR tree-optimization/52115
14086 * tree-sra.c (access_has_replacements_p): New function.
14087 (sra_modify_assign): Use it to decide whether a use is uninitialized.
14089 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
14091 PR middle-end/52047
14092 * trans-mem.c (expand_call_tm): Add an assertion.
14093 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
14096 2012-02-06 Richard Guenther <rguenther@suse.de>
14098 PR tree-optimization/50955
14099 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
14100 raise cost of expressions that replace an address with an
14101 expression based on a different pointer.
14103 2012-02-06 Jakub Jelinek <jakub@redhat.com>
14106 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
14107 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
14109 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
14112 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
14113 -Weffc++ and specify guidelines come from second edition.
14115 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
14117 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
14118 (sibcall_value_multiple_internal, call_split, call_internal_direct)
14119 (call_direct_split, call_value_split, call_value_internal_direct)
14120 (call_value_direct_split, call_value_multiple_split): Use jal and
14121 jal_macro attributes.
14123 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
14125 * reload1.c (reload_regs_reach_end_p): Replace with...
14126 (reload_reg_rtx_reaches_end_p): ...this function.
14127 (new_spill_reg_store): Update commentary.
14128 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
14129 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
14130 before setting new_spill_reg_store.
14131 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
14132 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
14133 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
14134 for non-spill reload registers.
14136 2012-02-05 Ira Rosen <irar@il.ibm.com>
14138 PR tree-optimization/52091
14139 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
14140 (vect_is_simple_use_1): Likewise.
14141 * tree-vect-loop.c (vectorizable_reduction): Update calls
14142 to vect_is_simple_use_1 and vect_is_simple_use.
14143 (vectorizable_live_operation): Likewise.
14144 * tree-vect-patterns.c (widened_name_p,
14145 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
14146 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
14147 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
14148 vectorizable_shift,vectorizable_operation, vectorizable_store,
14149 vectorizable_load): Likewise.
14150 (vect_is_simple_cond): Add an argument, pass it to
14151 vect_is_simple_use_1.
14152 (vectorizable_condition): Update calls to vect_is_simple_cond,
14153 vect_is_simple_use.
14154 (vect_is_simple_use): Add an argument, the statement in which
14155 OPERAND is used. Check that if OPERAND's def stmt is a double
14156 reduction phi node, the use is a phi node too.
14157 (vect_is_simple_use_1): Add an argument, pass it to
14158 vect_is_simple_use.
14159 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
14160 to vect_is_simple_use.
14162 2012-02-04 Jakub Jelinek <jakub@redhat.com>
14164 PR rtl-optimization/52095
14165 * modulo-sched.c (dump_insn_locator): New function.
14166 (loop_canon_p, sms_schedule): Use it.
14168 PR rtl-optimization/52113
14169 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
14170 even for decomposable shift/zext insns.
14172 2012-02-03 Jakub Jelinek <jakub@redhat.com>
14173 Zdenek Dvorak <ook@ucw.cz>
14175 PR rtl-optimization/52092
14176 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
14177 on get_iv_value result.
14179 2012-02-02 Andrew Pinski <apinski@cavium.com>
14181 PR middle-end/47982
14182 PR middle-end/43967
14183 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
14185 2012-02-02 Jakub Jelinek <jakub@redhat.com>
14187 PR middle-end/48071
14188 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
14190 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
14192 PR rtl-optimization/49800
14193 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
14194 (sched_finish): Call regstat_free_n_sets_and_refs.
14196 2012-02-02 Jia Liu <proljc@gmail.com>
14198 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
14201 2012-02-02 Jan Hubicka <jh@suse.cz>
14202 Tom de Vries <tom@codesourcery.com>
14204 PR middle-end/51998
14205 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
14206 * varpool.c (varpool_analyze_pending_decls): Likewise.
14208 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
14209 Jayant R Sonar <jayant.sonar@kpitcummins.com>
14211 * config.gcc: Add cr16-* support.
14213 * doc/extend.texi: Document cr16 extensions.
14214 * doc/install.texi: Document cr16 install.
14215 * doc/invoke.texi: Document cr16 options.
14216 * doc/md.texi: Document cr16 constraints.
14218 * common/config/cr16/cr16-common.c: New file.
14219 * config/cr16/cr16.c: New file.
14220 * config/cr16/cr16.h: New file.
14221 * config/cr16/cr16.md: New file.
14222 * config/cr16/cr16.opt: New file.
14223 * config/cr16/cr16-protos.h: New file.
14224 * config/cr16/predicates.md: New file.
14225 * config/cr16/constraints.md: New file.
14226 * config/cr16/t-cr16: New file.
14228 2012-02-02 Jakub Jelinek <jakub@redhat.com>
14231 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
14232 that operands[2] is either immediate, or q_regs_operand.
14234 PR tree-optimization/52073
14235 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
14236 a pattern stmt for pattern uses, ignore uses outside of the loop.
14238 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
14240 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
14241 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
14242 (OUT_AS1, OUT_AS2): Remove.
14244 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
14246 PR rtl-optimization/51374
14247 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
14248 to cross other volatile_refs_p insns.
14250 2012-02-01 Richard Guenther <rguenther@suse.de>
14252 * doc/invoke.texi (fno-inline): Clarify documentation.
14253 (finline-small-functions): Likewise.
14254 (finline-functions): Likewise.
14255 * common.opt (finline): Adjust comment and documentation.
14256 (finline-small-functions): Clarify documentation.
14257 (finline-functions): Likewise.
14258 (finline-functions-called-once): Likewise.
14260 2012-02-01 Tristan Gingold <gingold@adacore.com>
14262 * c-typeck.c (composite_type): Keep mode for pointers.
14264 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
14266 * function.h (regno_reg_rtx): Adjust comment.
14267 * reginfo.c (init_reg_modes_target): Only use the previous mode
14268 if it fits within one register. Remove MIPS comment.
14270 2012-01-31 Jakub Jelinek <jakub@redhat.com>
14273 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
14275 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14277 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
14278 to srak instruction.
14280 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
14282 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
14284 2012-01-31 Jakub Jelinek <jakub@redhat.com>
14289 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
14291 2012-01-31 Richard Guenther <rguenther@suse.de>
14293 PR tree-optimization/51528
14294 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
14297 2012-01-31 Jakub Jelinek <jakub@redhat.com>
14302 * ree.c (add_removable_extension): Change def_map argument
14303 to unsigned *, store in def_map 1 + offset into *insn_list vector
14304 instead of pointers into the vector.
14305 (find_removable_extensions): Adjust caller.
14307 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
14309 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
14310 Transform all "* quoted-c-code" to { c-code }.
14311 Remove redundant test for "optimize" in combine patterns.
14312 Move (include "avr-dimode.md") to end of file.
14314 2012-01-30 Bin Cheng <bin.cheng@arm.com>
14317 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
14318 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
14320 2012-01-30 Richard Guenther <rguenther@suse.de>
14322 PR tree-optimization/52028
14323 * tree-loop-distribution.c (ldist_gen): Properly update
14326 2012-01-30 Jakub Jelinek <jakub@redhat.com>
14329 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
14330 set_cur_line_info_table if not emitting debug info.
14332 PR tree-optimization/52046
14333 * tree-vect-patterns.c (check_bool_pattern): Give up if
14334 a comparison could throw.
14337 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
14339 2012-01-30 Richard Guenther <rguenther@suse.de>
14341 PR tree-optimization/52045
14342 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
14343 SSA form if cfgcleanup did anything.
14345 2012-01-30 Richard Guenther <rguenther@suse.de>
14347 PR tree-optimization/52045
14348 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
14349 before computing final todo.
14351 2012-01-30 Richard Guenther <rguenther@suse.de>
14353 PR tree-optimization/51528
14354 * tree-sra.c (sra_modify_assign): Re-factor in preparation
14357 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
14359 * df-problems.c (df_kill_notes): Check that the use refers
14360 to the note under examination.
14362 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
14365 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
14366 parameter and use short-lived pseudos.
14367 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
14368 (sparc_expand_vector_init): Const-ify local variables and adjust
14369 calls to above functions.
14371 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
14373 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
14375 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
14377 * doc/invoke.texi: Make usage of "compile time" and
14378 "run time"/"runtime" consistent throughout the file.
14380 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
14382 * config/alpha/alpha.c (alpha_option_override): Default to
14383 full IEEE compliance mode for Go language.
14385 2012-01-29 Tijl Coosemans <tijl@coosemans.org>
14387 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
14388 (LINK_SSP_SPEC): Define.
14390 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14393 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
14396 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
14398 * doc/invoke.texi: Correct hyphenation of "floating point",
14399 "double precision", and related terminology throughout the file.
14401 2012-01-28 Jakub Jelinek <jakub@redhat.com>
14404 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
14405 arm_general_register_operand predicate for operand 2 instead of
14408 2012-01-27 Ian Lance Taylor <iant@google.com>
14411 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
14412 * builtins.c (expand_builtin_init_trampoline): Add onstack
14413 parameter. Change caller.
14414 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
14415 * tree.c (build_common_builtin_nodes): Declare
14416 __builtin_init_heap_trampoline.
14418 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
14420 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
14421 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
14422 * config/avr/avr.c: Ditto.
14423 (avr_regnames): Remove because unused.
14424 * config/avr/avr.md (*cpse.ne): New peephole.
14425 (*cpse.eq): New peephole from former cpse peepholes.
14427 2012-01-27 Michael Eager <eager@eagercon.com>
14429 * config/microblaze.c (microblaze_emit_compare): Correct
14430 test after pcmp instruction.
14432 2012-01-27 Richard Guenther <rguenther@suse.de>
14434 PR tree-optimization/52020
14435 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
14437 2012-01-27 Richard Guenther <rguenther@suse.de>
14439 * ipa-pure-const.c (check_stmt): Clobbers do not make a
14440 function non-const/pure.
14442 2012-01-27 Richard Guenther <rguenther@suse.de>
14444 PR tree-optimization/50444
14445 * tree-sra.c (build_ref_for_offset): Properly adjust the
14446 MEM_REF type for unaligned accesses.
14448 2012-01-27 Richard Guenther <rguenther@suse.de>
14450 PR tree-optimization/50444
14451 * expr.c (mem_ref_refers_to_non_mem_p): New function.
14452 (expand_assignment): Use it. Properly handle misaligned
14453 bases when expanding stores to component references.
14454 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
14455 refactor that case.
14457 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
14459 PR middle-end/51389
14460 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
14461 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
14462 * tree-data-ref.c (find_data_references_in_loop): Make static.
14463 (compute_all_dependences): Change return type to bool. Bail out
14464 for too many datarefs in a loop. Move the hunk resetting the data
14465 dependences vector from ...
14466 (compute_data_dependences_for_loop): ... here. Account for
14467 compute_all_dependences returning false.
14468 (compute_data_dependences_for_bb): Likewise.
14469 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
14470 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
14472 2012-01-27 Richard Guenther <rguenther@suse.de>
14474 PR middle-end/51959
14475 * expr.c (store_field): Use the alias-set of the scratch memory
14478 2012-01-27 Tom de Vries <tom@codesourcery.com>
14480 PR tree-optimization/51990
14481 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
14483 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
14485 2012-01-27 Jakub Jelinek <jakub@redhat.com>
14488 * var-tracking.c (reverse_op): Don't add any reverse operation
14489 if V already has any constant locations.
14491 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
14493 * doc/invoke.texi: Correct usage of "command line" (noun)
14494 vs "command-line" (adjective) throughout.
14496 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
14498 * doc/invoke.texi (Language Independent Options): Move
14499 -Wcoverage-mismatch blurb from here....
14500 (Warning Options): ...to here.
14502 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
14504 * config/rs6000/rs6000.c (rs6000_option_override_internal):
14505 Set rs6000_always_hint to false for 476.
14507 2012-01-27 Matthias Klose <doko@ubuntu.com>
14509 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
14511 * incpath.c (add_standard_paths): Likewise.
14513 2012-01-27 Richard Henderson <rth@redhat.com>
14515 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
14516 * config/m68k/sync.md (atomic_test_and_set): Rename from
14517 sync_test_and_setqi and adjust the operands.
14518 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
14519 and unconditionally enable.
14521 2012-01-27 Richard Henderson <rth@redhat.com>
14523 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
14524 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
14525 (ldstub): Rename from ldstubqi.
14526 (ldstub<I24MODE>): Remove.
14528 2012-01-27 Richard Henderson <rth@redhat.com>
14530 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
14531 * c-cppbuiltin.c (cpp_atomic_builtins): Define
14532 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
14533 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
14534 * doc/tm.texi: Rebuild.
14536 2012-01-27 Richard Henderson <rth@redhat.com>
14538 * optabs.c (gen_atomic_test_and_set): Remove default.
14539 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
14541 2012-01-26 Jakub Jelinek <jakub@redhat.com>
14543 PR rtl-optimization/51978
14544 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
14545 (combine_reaching_defs): Likewise.
14546 (struct re_info): Remove.
14547 (add_removable_extension): Remove x and data arguments,
14548 add insn, insn_list and def_map. Use the arguments directly
14549 instead of using struct re_info.
14550 (find_removable_extensions): Don't call add_removable_extension
14551 through note_stores, instead just call it with single_set
14552 result if non-NULL.
14553 (find_and_remove_re): Pass curr_cand->expr instead of
14554 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
14556 2012-01-26 Michael Matz <matz@suse.de>
14558 PR tree-optimization/46590
14559 * cfgexpand.c: Revert last change (r183305).
14560 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
14562 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
14563 checking for emptiness.
14565 2012-01-26 Jakub Jelinek <jakub@redhat.com>
14567 PR middle-end/51895
14568 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
14569 non-addressable non-BLKmode base correctly.
14571 2012-01-26 Michael Matz <matz@suse.de>
14573 PR tree-optimization/48794
14574 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
14575 regions referenced from RESX/EH_DISPATCH.
14577 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14579 * config/s390/s390.h: Make BRANCH_COST an option.
14580 * config/s390/s390.opt: New option -mbranch-cost.
14582 2012-01-26 Richard Henderson <rth@redhat.com>
14584 Revert 2012-01-24 change:
14585 * trans-mem.c (requires_barrier): Do not instrument thread local
14586 variables and emit save/restore for them.
14588 2012-01-25 Jakub Jelinek <jakub@redhat.com>
14590 PR middle-end/51986
14591 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
14594 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
14596 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
14599 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
14602 Rename __pgm to __flash.
14603 Rename __pgm1 to __flash1.
14604 Rename __pgm2 to __flash2.
14605 Rename __pgm3 to __flash3.
14606 Rename __pgm4 to __flash4.
14607 Rename __pgm5 to __flash5.
14608 Rename __pgmx to __memx.
14609 * doc/extend.texi (AVR Named Address Spaces)
14610 Rename address space names as indicated above.
14611 * config/avr/avr.c (avr_addrspace): Ditto.
14613 * config/avr/avr-protos.h
14614 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
14615 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
14616 * config/avr/predicates.md: Ditto.
14617 * config/avr/avr.c Ditto, and
14618 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
14619 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
14621 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
14622 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
14623 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
14624 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
14625 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
14626 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
14627 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
14628 * config/avr/avr.c: Ditto.
14629 * config/avr/avr.md: Ditto.
14631 2012-01-25 Jason Merrill <jason@redhat.com>
14634 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
14636 2012-01-25 Jakub Jelinek <jakub@redhat.com>
14638 PR tree-optimization/51987
14639 * tree-data-ref.c (get_references_in_stmt): Handle references in
14640 non-volatile GIMPLE_ASM.
14642 2012-01-25 Richard Guenther <rguenther@suse.de>
14644 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
14645 bases are dereferenced.
14647 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
14649 PR rtl-optimization/48374
14650 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
14652 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
14654 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
14655 compute_data_dependences_for_loop returns false.
14656 * tree-parloops.c (loop_parallel_p): Likewise.
14658 2012-01-25 Richard Guenther <rguenther@suse.de>
14660 * tree.h (get_pointer_alignment_1): Declare.
14661 * builtins.c (get_pointer_alignment_1): New function.
14662 (get_pointer_alignment): Use it.
14664 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
14666 PR rtl-optimization/48308
14667 * combine.c (enum undo_kind): Add UNDO_LINKS.
14668 (struct undo): Add member l to other_contents and where.
14669 (do_SUBST_LINK): New.
14671 (try_combine): Handle LOG_LINKS for the dummy i1 case.
14672 (undo_all): Handle UNDO_LINKS.
14674 2012-01-25 Richard Henderson <rth@redhat.com>
14676 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
14679 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
14681 * optabs.c (gen_atomic_test_and_set): Use each argument.
14683 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
14685 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
14686 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
14687 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
14688 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
14689 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
14690 TARGET_PAIRED_SINGLE_FLOAT.
14692 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
14694 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
14695 (in_struct, return_val): Remove MEM documentation.
14696 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
14697 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
14698 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
14700 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
14701 * cfgexpand.c (add_alias_set_conflicts): Likewise.
14702 * expr.c (store_field): Likewise.
14703 * function.c (assign_stack_temp_for_type): Likewise.
14704 * ifcvt.c (noce_try_cmove_arith): Likewise.
14705 * reload1.c (reload): Likewise.
14706 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
14707 (alpha_set_memflags): Likewise.
14708 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
14710 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
14712 * rtl.h (true_dependence, canon_true_dependence): Remove varies
14714 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
14715 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
14716 (true_dependence_1, true_dependence, canon_true_dependence): Remove
14718 * cselib.c (cselib_rtx_varies_p): Delete.
14719 (cselib_invalidate_mem): Update call to canon_true_dependence.
14720 * dse.c (record_store, check_mem_read_rtx): Likewise.
14721 (scan_reads_nospill): Likewise.
14722 * cse.c (check_dependence): Likewise.
14723 (cse_rtx_varies_p): Delete.
14724 * expr.c (safe_from_p): Update call to true_dependence.
14725 * ira.c (validate_equiv_mem_from_store): Likewise.
14726 (memref_referenced_p): Likewise.
14727 * postreload-gcse.c (find_mem_conflicts): Likewise.
14728 * sched-deps.c (sched_analyze_2): Likewise.
14729 * store-motion.c (load_kills_store): Likewise.
14730 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
14731 * gcse.c (mems_conflict_for_gcse_p): Likewise.
14732 (compute_transp): Update call to canon_true_dependence.
14734 2012-01-25 Richard Henderson <rth@redhat.com>
14736 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
14737 (maybe_emit_atomic_test_and_set): New.
14738 (expand_sync_lock_test_and_set): Use it.
14739 (expand_atomic_test_and_set): Likewise.
14740 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
14741 the implementation; clarify implementation defined details.
14742 * doc/md.texi (atomic_test_and_set): Document.
14744 2012-01-25 Richard Henderson <rth@redhat.com>
14746 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
14748 2012-01-25 Richard Henderson <rth@redhat.com>
14751 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
14752 to effect no-op split.
14754 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
14757 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
14758 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
14759 (BT_FN_VOID_PTR_INT_SIZE): New.
14760 (BT_FN_UINT_UINT_VAR): Remove.
14761 (BT_FN_UINT32_UINT32_VAR): New.
14762 (BT_FN_DOUBLE_VPTR): Remove.
14763 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
14765 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
14766 (_ITM_changeTransactionMode): Same.
14767 (_ITM_memmoveRtWt): Change return type to void.
14768 (_ITM_memcpyRtWt): Same.
14769 (_ITM_memsetW): Same.
14770 (_ITM_RaRD): Change types to double.
14775 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
14777 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
14778 Patrick Marlier <patrick.marlier@gmail.com>
14780 * trans-mem.c (requires_barrier): Do not instrument thread local
14781 variables and emit save/restore for them.
14783 2012-01-24 Jason Merrill <jason@redhat.com>
14786 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
14787 output static aliases.
14789 2012-01-24 Jakub Jelinek <jakub@redhat.com>
14792 * common.opt (-pie, -shared, pie, shared): Change from Common to
14794 * gcc.c (display_help): Display help for -pie and -shared.
14796 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
14799 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
14800 Remove note on size/offset limitation.
14801 (AVR Variable Attributes): Add example how to read data located
14802 with progmem. Refer to named address spaces.
14803 * doc/invoke.texi (AVR Options): Fix typo.
14805 2012-01-24 Richard Guenther <rguenther@suse.de>
14807 Forward-port to trunk
14808 2010-09-21 Jakub Jelinek <jakub@redhat.com>
14810 PR middle-end/45678
14811 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
14812 op0 isn't sufficiently aligned and there is movmisalignM
14813 insn for mode, use it to load op0 into a temporary register.
14815 2012-01-24 Jakub Jelinek <jakub@redhat.com>
14818 * target.def (const_not_ok_for_debug_p): New hook.
14819 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
14821 * doc/tm.texi: Regenerated.
14822 * dwarf2out.c (const_ok_for_output_1): If
14823 targetm.const_not_ok_for_debug_p returns true, fail.
14824 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
14826 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
14828 2012-01-23 Kai Tietz <ktietz@redhat.com>
14831 * config/i386/predicates.md (symbolic_operand): Allow
14832 UNSPEC_PCREL as PIC expression for lea.
14833 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
14834 * config/i386/i386.c (ix86_delegitimize_address): Handle
14835 UNSPEC_PCREL for none-MEM, too.
14837 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
14839 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
14840 (ipa_tm_create_version_alias): Same.
14842 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
14845 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
14846 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
14848 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
14849 Patrick Marlier <patrick.marlier@gmail.com>
14850 Iain Sandoe <developer@sandoe-acoustics.co.uk>
14853 * lto-wrapper.c (run_gcc): Pass the LTO section name to
14854 simple_object_start_read.
14856 2012-01-23 Richard Guenther <rguenther@suse.de>
14859 PR tree-optimization/51895
14860 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
14861 parameter decomposition into BLKmode components.
14863 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
14865 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
14866 fake variables for restrict-qualified pointers whose pointed-to type
14867 contains a placeholder.
14869 2012-01-23 Richard Guenther <rguenther@suse.de>
14871 PR tree-optimization/51949
14872 * ipa-split.c (execute_split_functions): Do not split malloc functions.
14874 2012-01-23 Jakub Jelinek <jakub@redhat.com>
14876 PR rtl-optimization/51933
14877 * ree.c (transform_ifelse): Return true right away if dstreg is
14878 already wider or equal to cand->mode.
14879 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
14880 (make_defs_and_copies_lists): Remove defs_list and copies_list
14881 arguments, add state argument, just truncate state->work_list
14882 instead of always allocating and freeing the vector. Assert that
14883 get_defs succeeds instead of returning 2. Changed return type to bool.
14884 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
14885 have ext_src_mode, see if it has been modified already with the
14886 right kind of extension and has been extended before from the
14887 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
14888 just return true. Remember the original mode in state->modified array.
14889 (combine_reaching_defs): Add state argument. Don't allocate and
14890 free here def_list, copied_list and vec vectors, instead just
14891 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
14892 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
14893 Add state variable, clear vectors in it, initialize state.modified
14894 if needed. Free all the vectors at the end and state.modified too.
14895 Don't skip a candidate if the extension expression has been modified.
14897 2012-01-22 Douglas B Rupp <rupp@gnat.com>
14900 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
14901 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
14902 (extra_options) interix.opt -> i386/interix.opt"
14903 (extra_objs):Add winnt-stubs.o
14904 * configure.ac: Add interix to target_os .comm on PE check.
14905 * configure: Regenerate.
14906 * config/interix3.h: Delete and move bits to..
14907 * config/interix.h: Delete and move bits to..
14908 * config/i386/i386-interix3.h: Delete and move bits to..
14909 * config/i386/i386-interix.h: ..here.
14910 (TARGET_CPU_DEFAULT): Remove redefinition.
14911 (TARGET_ASM_CONSTRUCTOR): Undefine.
14912 (SUBTARGET_SWITCHES): Define for ms-bitfields.
14913 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
14914 (PTRDIFF_TYPE): Define.
14915 (LONG_DOUBLE_TYPE_SIZE): Define.
14916 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
14917 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
14918 (TARGET_SECTION_TYPE_FLAGS): Define.
14919 (ASM_DECLARE_FUNCTION_NAME): Define.
14920 (ASM_OUTPUT_EXTERNAL): Define.
14921 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
14922 (ASM_OUTPUT_ALIGNED_BSS): Define.
14923 (PCC_BITFIELD_TYPE_MATTERS): Define.
14924 (USE_CONST_SECTION): Define.
14925 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
14926 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
14927 (SUPPORTS_ONE_ONLY): Remove.
14928 (I386_PE_STRIP_ENCODING): Define.
14929 * config/interix.opt: Delete and move bits to..
14930 * config/i386/interix.opt: ..here. New.
14931 (mpe-aligned-commons): Add.
14932 * config/i386/t-interix: Add copyright header.
14933 (winnt-stubs.o): Add rule.
14935 2012-01-22 Jason Merrill <jason@redhat.com>
14938 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
14939 for extra name aliases.
14941 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
14943 PR rtl-optimization/51924
14944 * ree.c (combine_set_extension): Improve debugging message.
14945 (combine_reaching_defs): Likewise.
14946 (get_defs): Rename confusingly named variable.
14947 (find_and_remove_re): Skip a candidate if the extension expression has
14950 2012-01-21 Robert Millan <rmh@gnu.org>
14951 Gerald Pfeifer <gerald@pfeifer.com>
14953 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
14954 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
14956 2012-01-20 Jakub Jelinek <jakub@redhat.com>
14958 PR tree-optimization/51914
14959 * tree-vect-stmts.c (vectorizable_conversion): For
14960 cvt_type && modifier == WIDEN, put temporary with cvt_type
14961 at the beginning of vec_dsts and set vec_dest to temporary
14964 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
14966 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
14968 2012-01-20 Tijl Coosemans <tijl@coosemans.org>
14970 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
14971 * config/rs6000/rs6000.c: Likewise.
14973 2012-01-20 Jakub Jelinek <jakub@redhat.com>
14976 * config/arm/arm.c (arm_count_output_move_double_insns): Call
14977 output_move_double on a copy of operands array.
14979 2012-01-20 Cary Coutant <ccoutant@google.com>
14980 Dodji Seketeli <dodji@redhat.com>
14983 * dwarf2out.c (copy_declaration_context): Return ref to parent
14984 of declaration DIE, if necessary.
14985 (remove_child_or_replace_with_skeleton): Add new parameter; update
14986 caller. Place skeleton DIE under parent DIE of original declaration.
14987 Move call to copy_declaration_context to here ...
14988 (break_out_comdat_types): ... from here.
14990 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14992 PR rtl-optimization/51856
14993 * reload.c (find_reloads_subreg_address): Set the address_reloaded
14996 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
14999 * config/arm/arm.c (arm_print_operand): Correct output of alignment
15000 hints for neon loads and stores.
15002 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
15006 * doc/extend.texi (Named Address Spaces): Split into subsections.
15007 (AVR Named Address Spaces): New subsection.
15008 (M32C Named Address Spaces): New subsection.
15009 (RL78 Named Address Spaces): New subsection.
15010 (SPU Named Address Spaces): New subsection.
15011 (Variable Attributes): New anchor "AVR Variable Attributes".
15012 (AVR Variable Attributes): Rewrite and avoid wording
15013 "address space" in this context.
15014 * doc/invoke.texi (AVR Options): Rewrite and add documentation
15015 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
15016 (AVR Built-in Macros): New subsubsection therein.
15017 * doc/md.texi (AVR constraints): Remove "C04", "R".
15019 2012-01-20 Richard Guenther <rguenther@suse.de>
15021 PR tree-optimization/51903
15022 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
15023 when removing stmts.
15025 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
15028 * config/arm/arm.c (arm_load_pic_register): Use
15029 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
15030 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
15031 (arm_pic_static_addr): Likewise.
15032 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
15033 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
15034 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
15035 (pic_load_addr_unified): New.
15037 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
15040 * function.c (instantiate_virtual_regs_in_insn): Use
15041 delete_insn_and_edges when removing a wrong asm insn.
15043 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
15045 PR rtl-optimization/40761
15046 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
15047 Add new member loop_num.
15048 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
15049 (ira_build): Remove the parameter.
15051 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
15052 (ira.c): Do not build CFG loops for one region allocation. Remove
15053 argument from ira_build call.
15055 * ira-build.c (init_loop_tree_node): New function.
15056 (create_loop_tree_nodes): Use it. Separate the case when CFG
15057 loops are not built.
15058 (more_one_region_p): Check current_loops.
15059 (finish_loop_tree_nodes): Separate the case when CFG loops are not
15061 (add_loop_to_tree): Process loop equal to NULL too.
15062 (form_loop_tree): Separate the case when CFG loops are not built.
15063 Use explicitly number for the root.
15064 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
15066 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
15067 instead of loop->num.
15068 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
15069 (mark_all_loops_for_removal): Ditto.
15070 (remove_unnecessary_regions): Separate the case when CFG loops
15072 (ira_build): Remove the parameter. Use explicit number of regions
15073 when CFG loops are not built.
15075 * ira-color.c (print_loop_title): Separate the case for the root node.
15076 Use loop_num instead of loop->num.
15077 (move_spill_restore): Use loop_num instead of loop->num.
15079 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
15080 (change_loop): Ditto.
15081 (change_loop): Use loop_num instead of loop->num.
15083 * ira-lives.c (process_bb_node_lives): Ditto.
15085 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
15087 * ira-conflicts.c (print_allocno_conflicts): Ditto.
15089 2012-01-19 Jakub Jelinek <jakub@redhat.com>
15091 PR libmudflap/40778
15092 * tree-mudflap.c (mf_artificial): New function.
15093 (execute_mudflap_function_ops, execute_mudflap_function_decls,
15094 mx_register_decls, mudflap_enqueue_decl): Use it.
15097 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
15098 numbers in the insn pattern.
15100 2012-01-19 Michael Matz <matz@suse.de>
15102 PR tree-optimization/46590
15103 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
15104 use it in remembering which conflicts we already created.
15105 (add_scope_conflicts): Adjust call to above, (de)allocate helper
15108 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
15111 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
15112 (merge_and_complain): Same.
15114 2012-01-19 Jakub Jelinek <jakub@redhat.com>
15117 * config/initfini-array.h: Guard content of the header
15118 with #ifdef HAVE_INITFINI_ARRAY.
15119 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
15120 Add initfini-array.h to tm_file here.
15121 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
15122 * config.gcc: Don't add initfini-array.h to tm_file here.
15123 * configure: Regenerated.
15125 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
15127 PR rtl-optimization/51505
15128 * df-problems.c (df_kill_notes): New parameter live. Update comment.
15129 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
15130 (df_note_bb_compute): Update the call to df_kill_notes.
15132 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
15134 * trans-mem.c (requires_barrier): Remove call to is_global_var.
15136 2012-01-18 Richard Guenther <rguenther@suse.de>
15138 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
15139 of conversions to void *.
15141 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15142 Richard Sandiford <rdsandiford@googlemail.com>
15144 PR middle-end/50325
15145 PR middle-end/51192
15146 * optabs.h (simplify_expand_binop): Declare.
15147 * optabs.c (simplify_expand_binop): Make global.
15148 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
15149 endian targets if the source cannot be exactly covered by word
15152 2012-01-17 Jakub Jelinek <jakub@redhat.com>
15155 * hard-reg-set.h (struct hard_reg_set_container): New type.
15156 * target.h (struct hard_reg_set_container): Forward declare.
15157 * target.def (set_up_by_prologue): New target hook.
15158 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
15159 * doc/tm.texi: Regenerated.
15160 * function.c (thread_prologue_and_epilogue_insns): Change
15161 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
15162 Call targetm.set_up_by_prologue on it.
15163 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
15164 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
15166 2012-01-17 Nick Clifton <nickc@redhat.com>
15168 * config/rx/rx.c (rx_can_use_simple_return): New function.
15169 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
15170 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
15172 2012-01-17 Richard Guenther <rguenther@suse.de>
15174 PR middle-end/51782
15175 * expr.c (expand_assignment): Take address-space information
15176 from the address operand of MEM_REF and TARGET_MEM_REF.
15177 (expand_expr_real_1): Likewise.
15179 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15181 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
15182 reload dump is requested.
15184 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
15187 * trans-mem.c (requires_barrier): Call may_be_aliased.
15189 2012-01-17 Jakub Jelinek <jakub@redhat.com>
15191 PR tree-optimization/51877
15192 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
15193 call arguments and fndecls compare equal, instead return false if they
15194 don't. Return true only if lhs1 and lhs2 are either both NULL, or
15195 both SSA_NAMEs that are valueized the same, or they satisfy
15198 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15200 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
15202 * configure: Regenerate.
15204 2012-01-16 Jan Hubicka <jh@suse.cz>
15208 * convert.c (convert_to_integer): Use fold_convert for
15209 converting an INTEGER_CST to integer type.
15211 2012-01-16 Jason Merrill <jason@redhat.com>
15214 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
15216 2012-01-16 Jakub Jelinek <jakub@redhat.com>
15219 * config/s390/s390.c (s390_chunkify_start): Don't skip
15220 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
15221 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
15222 If insn is followed by NOTE_INSN_VAR_LOCATION or
15223 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
15224 Don't use location of note insns.
15226 PR tree-optimization/51865
15227 * tree-inline.c (tree_function_versioning): Call remap_decl
15228 on DECL_RESULT whenever it has VOID_TYPE_P type.
15230 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
15232 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
15233 for calls to locally-binding MIPS16 functions if only the return
15234 type uses float regs.
15236 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
15237 Richard Sandiford <rdsandiford@googlemail.com>
15239 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
15240 (SYMBOL_32_HIGH): Likewise.
15241 (mips_output_tls_reloc_directive): Declare.
15242 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
15243 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
15244 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
15245 (mips_lo_relocs, mips_hi_relocs): Make extern.
15246 (mips16_stub_function): Move up file.
15247 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
15248 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
15249 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
15250 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
15251 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
15252 (mips_get_tp): Add MIPS16 support.
15253 (mips_legitimize_tls_address): Remove MIPS16 sorry().
15254 Generalize DTPREL and TPREL handling.
15255 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
15256 Add MIPS16 TLS support.
15257 (mips_output_tls_reloc_directive): New function.
15258 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
15259 * config/mips/predicates.md (symbolic_operand_with_high)
15260 (tls_reloc_operand): New predicates.
15261 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
15262 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
15263 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
15264 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
15265 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
15266 (*tls_get_tp_mips16_call_<mode>): Likewise.
15268 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
15270 PR rtl-optimization/51821
15271 * recog.c (peep2_find_free_register): Determine clobbered registers
15274 2012-01-14 Denis Chertykov <chertykov@gmail.com>
15277 * config/avr/avr-protos.h: Revert change of 2012-01-09.
15278 * config/avr/avr.c: Likewise.
15279 * config/avr/avr.h: Likewise.
15281 2012-01-13 Ian Lance Taylor <iant@google.com>
15284 * tree.h (TYPE_QUALS): Add cast to int.
15285 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
15287 2012-01-13 Ian Lance Taylor <iant@google.com>
15289 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
15290 comparing param_index to VEC_length result.
15292 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
15294 * c-decl.c: Do not include tree-mudflap.h
15295 * tree-optimize.c: Likewise.
15296 * Makefile.in: Update dependencies.
15298 2012-01-13 Richard Guenther <rguenther@suse.de>
15301 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
15302 variable-sized result always use RSO.
15304 2012-01-12 DJ Delorie <dj@redhat.com>
15306 * cfgexpand.c (convert_debug_memory_address): Allow any valid
15307 pointer type, not just the default pointer type.
15309 2012-01-09 Richard Henderson <rth@redhat.com>
15310 Denis Chertykov <chertykov@gmail.com>
15313 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
15314 * config/avr/avr.c (avr_can_eliminate): Simplify.
15315 (avr_initial_elimination_offset): Likewise.
15316 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
15317 (expand_epilogue): Likewise.
15318 (avr_legitimize_address): Gut.
15319 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
15320 (avr_hard_regno_nregs): New.
15321 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
15322 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
15323 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
15324 add soft frame pointer.
15325 (CALL_USED_REGISTERS): Likewise.
15326 (REG_CLASS_CONTENTS): Likewise.
15327 (REGISTER_NAMES): Likewise.
15328 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
15329 (HARD_FRAME_POINTER_REGNUM): New.
15330 (FRAME_POINTER_REGNUM): Use soft frame pointer.
15331 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
15332 remove the HARD_FRAME_POINTER self-elimination.
15334 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
15337 * config/avr/avr.c (avr_encode_section_info): Test for absence of
15338 DECL_EXTERNAL when checking for initializers of progmem variables.
15340 2012-01-12 Ira Rosen <irar@il.ibm.com>
15342 PR tree-optimization/51799
15343 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
15344 that the last operation is a type demotion.
15346 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
15348 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
15349 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
15351 2012-01-11 Jakub Jelinek <jakub@redhat.com>
15354 * combine.c (distribute_notes): If i3 is a noreturn call,
15355 allow old_size to be equal to args_size and make sure the
15356 noreturn call gets REG_ARGS_SIZE note.
15357 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
15358 on noreturn calls even when the delta is 0.
15360 2012-01-11 Nathan Sidwell <nathan@acm.org>
15362 * gcov.c (STRING_SIZE): Remove.
15363 (generate_results): Erase annotations for source files with no
15364 coverage information.
15366 (output_lines): Use it.
15368 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
15370 * gimple.h (gimplify_body): Remove first argument.
15371 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
15372 pointer set here, instead just pass DATA to walk_tree.
15373 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
15374 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
15375 (unvisit_body): Likewise, but with unmark_visited.
15376 (gimplify_body): Remove BODY_P argument and adjust.
15377 (gimplify_function_tree): Adjust call to gimplify_body.
15378 * omp-low.c (finalize_task_copyfn): Likewise.
15380 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
15382 * tree.h (build_function_decl_skip_args): Add boolean parameter.
15383 (build_function_type_skip_args): Delete.
15384 * tree.c (build_function_type_skip_args): Make static and add
15385 SKIP_RETURN parameter. Fix thinko in the handling of variants.
15386 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
15387 pass it to build_function_type_skip_args.
15388 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
15389 (tree_function_versioning): Likewise.
15390 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
15391 build_function_decl_skip_args.
15392 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
15393 and pass it to build_function_decl_skip_args/tree_function_versioning.
15394 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
15395 * ipa-inline-transform.c (save_inline_function_body): Likewise.
15396 * trans-mem.c (ipa_tm_create_version): Likewise.
15397 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
15398 * tree-inline.c (declare_return_variable): Remove always-true test.
15399 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
15400 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
15401 * ipa-split.c (split_function): Skip the return value for the split
15402 part if it doesn't return.
15404 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15406 PR tree-optimization/49642
15407 * ipa-split.c (forbidden_dominators): New variable.
15408 (check_forbidden_calls): New function.
15409 (dominated_by_forbidden): Likewise.
15410 (consider_split): Check for forbidden dominators.
15411 (execute_split_functions): Initialize and free forbidden
15412 dominators info; call check_forbidden_calls.
15414 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
15416 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
15418 2012-01-11 Nick Clifton <nickc@redhat.com>
15420 * config/rx/rx.md (return): Define pattern.
15422 2012-01-11 Richard Guenther <rguenther@suse.de>
15424 * doc/extend.texi (malloc attribute): Adjust according to
15427 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
15428 Patrick Marlier <patrick.marlier@gmail.com>
15430 PR middle-end/51516
15431 * trans-mem.c (get_cg_data): Traverse aliases if requested.
15432 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
15433 (ipa_tm_note_irrevocable): Same.
15434 (ipa_tm_scan_irr_block): Same.
15435 (ipa_tm_decrement_clone_counts): Same.
15436 (ipa_tm_scan_irr_function): Same.
15437 (ipa_tm_create_version_alias): Same.
15438 (ipa_tm_create_version): Same.
15439 (ipa_tm_transform_calls_redirect): Same.
15440 (ipa_tm_transform_calls): Same.
15441 (ipa_tm_transform_transaction): Same.
15442 (ipa_tm_execute): Same.
15444 2012-01-10 Richard Guenther <rguenther@suse.de>
15446 PR middle-end/51806
15447 * opts.c (common_handle_option): Handle -Werror.
15449 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
15451 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
15454 2012-01-10 Jason Merrill <jason@redhat.com>
15456 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
15459 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15461 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
15462 supports R_386_TLS_GD_PLT reloc.
15463 (gcc_cv_as_ix86_tlsldmplt): Check if linker
15464 supports R_386_TLS_LDM_PLT reloc.
15465 * configure: Regenerate.
15466 * config.in: Regenerate.
15468 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
15471 Extend __pgmx semantics to linearize memory.
15472 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
15473 determine if code comes inline or from libgcc.
15474 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
15475 (movmem_qi, movmem_qi): Set constraint #2 to "n".
15476 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
15477 (movmemx_qi, movmemx_hi): New insns.
15478 (xload_<mode>_libgcc): Rewrite to new insn condition.
15479 (xload_<mode>): Remove insns.
15480 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
15481 cases that don't satisfy avr_xload_libgcc_p().
15482 (avr_addr_space_convert): Allow converting in any direction.
15483 (avr_addr_space_subset_p): Return always true.
15484 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
15485 (avr_emit_movmemhi): Ditto.
15486 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
15487 (avr_out_movmem): Ditto.
15488 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
15489 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
15490 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
15491 (avr_encode_section_info): Encode 'progmem' in symbol flags.
15492 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
15494 2012-01-10 Richard Guenther <rguenther@suse.de>
15496 PR tree-optimization/50913
15497 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
15498 Require data-refs to be representable by Graphite with respect
15501 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
15503 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
15504 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
15506 2012-01-10 Tom de Vries <tom@codesourcery.com>
15508 PR rtl-optimization/51271
15509 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
15510 handling annulled branch.
15512 2012-01-10 Richard Henderson <rth@redhat.com>
15514 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
15515 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
15516 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
15517 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
15518 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
15519 arm_expand_vec_perm_const): New.
15520 * config/arm/arm-protos.h: Update.
15521 * config/arm/neon.md (UNSPEC_VCONCAT): New.
15522 (*neon_vswp<VDQX>): New.
15523 (neon_vcombine<VDX>): Use neon_split_vcombine.
15524 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
15525 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
15526 (vec_perm<VE>): New.
15528 2012-01-10 Richard Henderson <rth@redhat.com>
15530 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
15531 use it if reload_completed.
15532 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
15533 arm_output_asm_insn, arm_process_output_memory_barrier,
15534 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
15535 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
15536 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
15537 arm_process_output_sync_insn, arm_output_sync_insn,
15538 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
15539 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
15540 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
15541 (emit_unlikely_jump): New.
15542 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
15543 (arm_split_atomic_op): New.
15544 * config/arm/arm-protos.h: Update.
15545 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
15546 (struct arm_sync_generator): Remove.
15547 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
15548 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
15549 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
15550 (VUNSPEC_LL, VUNSPEC_SC): New.
15551 (sync_result, sync_memory, sync_required_value, sync_new_value,
15552 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
15553 (attr length): Don't use arm_sync_loop_insns.
15554 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
15555 (movsfcc, movdfcc): Likewise.
15556 * config/arm/constraints.md (Ua): New.
15557 * config/arm/prediates.md (mem_noofs_operand): New.
15558 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
15559 (sync_clobber, sync_t2_reqd): Remove.
15560 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
15561 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
15562 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
15563 (arm_sync_compare_and_swap<SIDI>): Remove.
15564 (arm_sync_compare_and_swap<NARROW>): Remove.
15565 (arm_sync_lock_test_and_set<SIDI>): Remove.
15566 (arm_sync_lock_test_and_set<NARROW>): Remove.
15567 (arm_sync_new_<syncop><SIDI>): Remove.
15568 (arm_sync_new_<syncop><NARROW>): Remove.
15569 (arm_sync_new_nand<SIDI>): Remove.
15570 (arm_sync_new_nand<NARROW>): Remove.
15571 (arm_sync_old_<syncop><SIDI>): Remove.
15572 (arm_sync_old_<syncop><NARROW>): Remove.
15573 (arm_sync_old_nand<SIDI>): Remove.
15574 (arm_sync_old_nand<NARROW>): Remove.
15575 (*memory_barrier): Merge arm_output_memory_barrier.
15576 (atomic_compare_and_swap<QHSD>): New.
15577 (atomic_compare_and_swap<NARROW>_1): New.
15578 (atomic_compare_and_swap<SIDI>_1): New.
15579 (atomic_exchange<QHSD>): New.
15580 (cas_cmp_operand, cas_cmp_str): New.
15581 (atomic_op_operand, atomic_op_str): New.
15582 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
15583 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
15584 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
15585 (arm_load_exclusive<NARROW>): New.
15586 (arm_load_exclusivesi, arm_load_exclusivedi): New.
15587 (arm_store_exclusive<QHSD>): New.
15589 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
15591 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
15592 reload patterns if -mvsx-scalar-memory.
15594 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
15595 generated, even -mno-vsx-scalar-double was used.
15596 (vsx_xscvdpsp_scalar): Likewise.
15597 (vsx_xscvspdp_scalar2): Likewise.
15599 2012-01-09 Tom de Vries <tom@codesourcery.com>
15600 Andrew Pinski <apinski@cavium.com>
15603 * reorg.c (fill_slots_from_thread): Don't speculate
15604 frame-related insns.
15606 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
15608 * sched-int.h (bb_note): Move to...
15609 * basic-block.h: ...here.
15610 * haifa-sched.c (bb_note): Move to...
15611 * cfgrtl.c: ...here.
15612 * function.c (next_block_for_reg): New function.
15613 (move_insn_for_shrink_wrap): Likewise.
15614 (prepare_shrink_wrap): Rewrite to use the above.
15616 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
15618 * gimple.c (is_gimple_non_addressable): Remove.
15619 * gimple.h: Remove is_gimple_non_addressable.
15620 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
15621 is_gimple_non_addressable.
15622 * trans-mem.c (expand_assign_tm): Same.
15624 2012-01-09 Richard Guenther <rguenther@suse.de>
15626 PR tree-optimization/51775
15627 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
15628 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
15630 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
15632 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
15634 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
15636 2012-01-09 Richard Guenther <rguenther@suse.de>
15638 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
15640 2012-01-08 Jan Hubicka <jh@suse.cz>
15642 PR tree-optimize/51680
15643 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
15644 on when known_vals needs to be computed; cleanup.
15646 2012-01-08 Jan Hubicka <jh@suse.cz>
15648 PR tree-optimize/51694
15649 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
15651 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
15653 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
15654 for -std=c++98 and -std=c++11 too.
15656 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
15658 * cfgloop.c (cancel_loop): Add free() of bbs array.
15660 2012-01-07 Jan Hubicka <jh@suse.cz>
15662 PR tree-optimization/51600
15663 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
15664 that benefits small functions.
15666 2012-01-07 Jan Hubicka <jh@suse.cz>
15668 * ipa-inline.c (want_inline_small_function_p): Fix formating.
15670 2012-01-07 Jan Hubicka <jh@suse.cz>
15672 PR tree-optimization/51680
15673 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
15674 whose inlining reduce unit size.
15676 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
15679 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
15680 Add canonical node to containing_mem chain after the non-canonical
15681 one, even if there weren't any locs to propagate.
15682 (remove_useless_values): Keep only canonical values.
15683 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
15684 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
15685 canonicalize mem_chain elements that are not discarded.
15687 2012-01-06 Jakub Jelinek <jakub@redhat.com>
15690 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
15691 before emitting functions.
15693 PR gcov-profile/50127
15694 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
15695 clear_aux_for_blocks.
15697 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
15700 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
15702 2012-01-06 Arnaud Charlet <charlet@adacore.com>
15704 * c-decl.c (ext_block): Moved up.
15705 (collect_all_refs, for_each_global_decl): Take ext_block into account.
15707 2012-01-06 Han Shen <shenhan@google.com>
15709 Translate built-in include paths for sysroot.
15710 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
15711 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
15713 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
15714 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
15716 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
15717 control whether sysroot should be prepended to gxx include dir.
15719 * configure: Regenerate.
15721 2012-01-06 Torvald Riegel <triegel@redhat.com>
15723 PR rtl-optimization/51771
15724 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
15725 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
15727 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
15729 PR tree-optimization/51315
15730 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
15731 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
15733 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
15736 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
15737 for shrp pattern. Correctly handle and fixup shift variable.
15738 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
15740 2012-01-05 Jakub Jelinek <jakub@redhat.com>
15743 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
15744 note when !ACCUMULATE_OUTGOING_ARGS.
15746 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
15748 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
15750 (extract_range_from_unary_expr_1): Avoid useless computations.
15752 2012-01-05 Jakub Jelinek <jakub@redhat.com>
15754 PR rtl-optimization/51767
15755 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
15756 of jump_block and add an extra edge for degenerated asm gotos.
15758 PR middle-end/51768
15759 * stmt.c (check_unique_operand_names): Don't ICE during error
15760 reporting if i is from labels chain.
15762 PR middle-end/44777
15763 * profile.c (branch_prob): Split bbs that have exit edge
15764 and need a fake entry edge too.
15766 2012-01-05 Jan Hubicka <jh@suse.cz>
15768 PR middle-end/49710
15769 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
15772 2012-01-05 Richard Guenther <rguenther@suse.de>
15775 * tree-streamer-out.c (write_ts_optimization): New function.
15776 (streamer_write_tree_body): Call it.
15777 * tree-streamer-in.c (lto_input_ts_optimization): New function.
15778 (streamer_read_tree_body): Call it.
15779 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
15781 2012-01-05 Jakub Jelinek <jakub@redhat.com>
15783 PR middle-end/51761
15784 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
15785 * gimplify.c (gimplify_cleanup_point_expr): Save and set
15786 in_cleanup_point_expr before gimplify_stmt call and restore it
15788 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
15789 in_cleanup_point_expr is false.
15791 2012-01-05 Richard Guenther <rguenther@suse.de>
15793 PR middle-end/51764
15794 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
15796 * toplev.c (process_options): Reject combining mudflap and LTO.
15797 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
15799 2012-01-05 Richard Guenther <rguenther@suse.de>
15801 PR tree-optimization/51760
15802 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
15804 (bit_value_unop): Handle UNDEFINED operands.
15805 (bit_value_binop): Likewise.
15807 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
15809 * config/avr/avr.c (avr_replace_prefix): Remove.
15810 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
15811 (avr_asm_function_rodata_section): Ditto.
15812 (avr_asm_select_section): Ditto.
15814 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
15816 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
15819 2012-01-05 Jakub Jelinek <jakub@redhat.com>
15822 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
15823 calls that have any non-fake successor edges.
15826 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
15828 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
15830 PR tree-optimization/51624
15831 * tree-sra.c (build_ref_for_model): When replicating a chain of
15832 COMPONENT_REFs, stop as soon as the offset would become negative.
15834 2012-01-04 Jakub Jelinek <jakub@redhat.com>
15837 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
15838 in .debug_loc on the floor.
15840 2012-01-04 Andrew Pinski <apinski@cavium.com>
15842 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
15844 2012-01-04 Andrew Pinski <apinski@cavium.com>
15845 Adam Nemet <anemet@caviumnetworks.com>
15847 * config/mips/mips.md (size): Add SI and DI.
15848 (SIZE): New mode attribute.
15849 (U): New code attribute.
15850 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
15851 (mips_lbux_<mode>): Delete.
15852 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
15853 (mips_lhx): Use gen_mips_lhx_extsi.
15854 (mips_lhx_<mode>): Delete.
15855 (mips_lwx): Delete.
15856 (mips_l<size>x): New expand.
15857 (mips_lwx_<mode>): Delete.
15858 (mips_l<GPR:size>x_<P:mode>): New pattern.
15859 (*mips_lw<u>x_<P:mode>_ext): Likewise.
15860 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
15861 * config/mips/mips.c (mips_lx_address_p): New function.
15862 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
15863 (dsp64): New availability predicate.
15864 (mips_builtins): Add an entry for __builtin_mips_ldx.
15865 * config/mips/mips.h (ISA_HAS_LBX): New define.
15866 (ISA_HAS_LBUX): Likewise.
15867 (ISA_HAS_LHX): Likewise.
15868 (ISA_HAS_LHUX): Likewise.
15869 (ISA_HAS_LWX): Likewise.
15870 (ISA_HAS_LWUX): Likewise.
15871 (ISA_HAS_LDX): Likewise.
15872 * doc/extend.texi (__builtin_mips_ldx): Document.
15874 2012-01-04 Tristan Gingold <gingold@adacore.com>
15876 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
15877 when long pointers are used.
15878 * config.build (*-*-*vms*): Handle all OpenVMS targets.
15879 (alpha64-dec-*vms*, alpha*-dec-*vms*)
15880 (ia64-hp-*vms*): Remove.
15881 * config/vms/xm-vms64.h: Delete.
15883 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
15885 PR middle-end/51472
15886 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
15888 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
15890 * opts.c (finish_options): Remove duplicate sorry.
15892 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
15894 PR middle-end/51696
15895 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
15898 2012-01-04 Richard Guenther <rguenther@suse.de>
15900 PR middle-end/51750
15901 * tree.c (size_low_cst): New function.
15902 * tree.h (size_low_cst): Declare.
15903 * fold-const.c (fold_comparison): Use it to extract the low
15904 part of the POINTER_PLUS_EXPR offset.
15906 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
15908 Fix clearing ZERO_REG
15909 * config/avr/avr.md (cc): Add alternative "ldi".
15910 (movqi_insn): Use it in cc attribute.
15911 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
15912 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
15913 (output_reload_insisf): Use ZERO_REG to pre-clear register.
15915 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15917 * configure: Regenerate.
15919 2012-01-04 Richard Guenther <rguenther@suse.de>
15921 PR tree-optimization/49651
15922 * tree-ssa-structalias.c (type_can_have_subvars): New function.
15923 (var_can_have_subvars): Use it.
15924 (get_constraint_for_1): Only consider subfields if there can be any.
15926 2012-01-03 Jakub Jelinek <jakub@redhat.com>
15929 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
15930 to its new canonical_cselib_val and the cselib_val was in
15931 first_containing_mem chain, but the canonical_cselib_val was not,
15932 add the latter into the chain.
15933 (cselib_invalidate_mem): Compare canonical_cselib_val of
15934 addr_list chain elt with v.
15937 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
15938 dwarf2out_undef): Allocate e.info using ggc_strdup instead
15940 (output_macinfo_op): Don't ggc_strdup fd->filename.
15941 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
15942 then ggc_strdup it. Don't free inc->info or cur->info.
15943 (output_macinfo): Don't free ref->info or file->info.
15945 2012-01-03 Ira Rosen <irar@il.ibm.com>
15947 PR tree-optimization/51269
15948 * tree-vect-loop-manip.c (set_prologue_iterations): Make
15949 first_niters a pointer.
15950 (slpeel_tree_peel_loop_to_edge): Likewise.
15951 (vect_do_peeling_for_loop_bound): Update call to
15952 slpeel_tree_peel_loop_to_edge.
15953 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
15954 here. Remove it from the parameters list.
15955 (vect_do_peeling_for_alignment): Update calls and compute
15956 wide_prolog_niters.
15958 2012-01-03 Richard Guenther <rguenther@suse.de>
15960 PR tree-optimization/51070
15961 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
15962 Properly handle calls.
15964 2012-01-03 Richard Guenther <rguenther@suse.de>
15966 PR tree-optimization/51692
15967 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
15968 the LHS of allocation stmts.
15970 2012-01-03 Olivier Hainque <hainque@adacore.com>
15972 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
15974 2012-01-03 Olivier Hainque <hainque@adacore.com>
15976 * collect2.c (main): In AIX specific computations for vector
15977 insertions, use CONST_CAST2 to cast from char ** to const char **.
15979 2012-01-03 Richard Guenther <rguenther@suse.de>
15982 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
15983 the context of a limbo DIE when it does not already exist.
15985 2012-01-03 Jakub Jelinek <jakub@redhat.com>
15987 PR tree-optimization/51719
15988 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
15989 but direct call is, clear direct call's lhs and don't add fallthrough
15990 edge from dcall_bb to join_bb and PHIs.
15992 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15994 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
15995 the instructions emitted by the pattern.
15996 ("*TDC_insn_<mode>"): Add comment.
15998 2012-01-03 Richard Guenther <rguenther@suse.de>
16000 PR middle-end/51730
16001 * fold-const.c (fold_comparison): Properly canonicalize
16002 tree offset and HOST_WIDE_INT bit position.
16004 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
16006 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
16007 operands for extzv pattern.
16009 2012-01-02 Jakub Jelinek <jakub@redhat.com>
16012 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
16015 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
16017 * doc/invoke.texi (-flto and related options): Copy-edit.
16019 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
16021 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
16023 2012-01-02 Jakub Jelinek <jakub@redhat.com>
16025 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
16028 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
16030 * expr.h (move_by_pieces_ninsns): Declare.
16031 * expr.c (move_by_pieces_ninsns): Make external.
16032 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
16033 (mips_store_by_pieces_p): Likewise.
16034 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
16035 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
16036 * config/mips/mips.c (mips_move_by_pieces_p): New function.
16037 (mips_store_by_pieces_p): Likewise.
16039 2012-01-02 Jakub Jelinek <jakub@redhat.com>
16041 * passes.c (register_one_dump_file): Free full_name.
16043 * reload1.c (reload): Don't allocate reg_max_ref_width here.
16044 (calculate_elim_costs_all_insns): Free offsets_at and
16045 offsets_known_at at the end and clear the pointers.
16047 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
16049 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
16050 this option introduced in r180739.
16052 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
16055 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
16056 (tmake_file target=avr): Add avr/t-multilib.
16058 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
16059 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
16060 * config/avr/genmultilib.awk: New file.
16061 * config/avr/t-multilib: New auto-generated file.
16062 * config/avr/multilib.h: New auto-generated file.
16063 * config/avr/t-avr (AVR_MCUS): New variable.
16064 (genopt.sh): Use it.
16065 (s-mlib): Depend on t-multilib.
16066 (t-multilib, multilib.h): New dependencies.
16067 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
16068 (MULTILIB_OPTIONS): Remove.
16069 (MULTILIB_MATCHES): Remove.
16070 (MULTILIB_DIRNAMES): Remove.
16071 (MULTILIB_EXCEPTIONS): Remove:
16072 * config/avr/genopt.sh: Don't use hard coded file name;
16073 pass AVR_MCUS from t-avr instead.
16075 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
16077 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
16079 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
16081 Implement light-weight DImode support.
16082 * config/avr/avr-dimode.md: New file.
16083 * config/avr/avr.md: Include it.
16084 (adjust_len): Add plus64, compare64.
16085 (HIDI): Remove code iterator.
16086 (code_stdname): New code attribute.
16087 (rotx, rotsmode): Remove DI.
16088 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
16090 * config/avr/avr-protos.h (avr_have_dimode): New.
16091 (avr_out_plus64, avr_out_compare64): New.
16092 * config/avr/avr.c (avr_out_compare): Handle DImode.
16093 (avr_have_dimode): New variable definition and initialization.
16094 (avr_out_compare64, avr_out_plus64): New functions.
16095 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
16096 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
16097 (avr_compare_pattern): Skip DImode comparisons.
16099 2012-01-02 Revital Eres <revital.eres@linaro.org>
16101 * ddg.c (def_has_ccmode_p): New function.
16102 (add_cross_iteration_register_deps,
16103 create_ddg_dep_from_intra_loop_link): Call it.
16105 2012-01-02 Richard Guenther <rguenther@suse.de>
16108 * invoke.texi (fassociative-math): Remove spurious paranthesis.
16110 2012-01-01 Jakub Jelinek <jakub@redhat.com>
16112 * gcc.c (process_command): Update copyright notice dates.
16113 * gcov.c (print_version): Likewise.
16114 * gcov-dump.c (print_version): Likewise.
16115 * mips-tfile.c (main): Likewise.
16116 * mips-tdump.c (main): Likewise.
16118 2012-01-01 Ira Rosen <irar@il.ibm.com>
16120 PR tree-optimization/51704
16121 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
16122 a use is inside the basic block or loop before accessing its vect info.
16124 2012-01-01 Jan Hubicka <jhjh@suse.cz>
16126 PR rtl-optimization/51069
16127 * cfgloopmanip.c (remove_path): Removing path making irreducible
16128 region unconditional makes BB part of the region.
16130 2012-01-01 Jakub Jelinek <jakub@redhat.com>
16132 PR tree-optimization/51683
16133 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
16134 calls with side-effects.
16135 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
16137 Copyright (C) 2012 Free Software Foundation, Inc.
16139 Copying and distribution of this file, with or without modification,
16140 are permitted in any medium without royalty provided the copyright
16141 notice and this notice are preserved.