1 2012-07-17 Richard Guenther <rguenther@suse.de>
3 * tree-vect-data-refs.c (vect_get_new_vect_var): Add referenced
4 vars here, use create_tmp_reg where appropriate.
5 (vect_create_addr_base_for_vector_ref): Do not add referenced
6 vars here, use create_tmp_reg where appropriate.
7 (vect_create_data_ref_ptr): Likewise.
8 (vect_create_destination_var): Likewise.
9 (vect_permute_store_chain): Likewise.
10 (vect_permute_load_chain): Likewise.
11 * tree-vect-loop-manip.c (vect_create_cond_for_align_checks):
13 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
14 * tree-vect-patterns.c (vect_recog_temp_ssa_var): Likewise.
15 (vect_handle_widen_op_by_const): Likewise.
16 * tree-vect-stmts.c (vect_init_vector): Likewise.
17 (vectorizable_load): Likewise.
19 2012-07-17 Tom de Vries <tom@codesourcery.com>
21 * hwint.c: Fix loop range.
23 2012-07-17 Tom de Vries <tom@codesourcery.com>
25 * double-int.h (double_int_popcount): New inline function.
26 * hwint.c (popcount_hwi): New function.
27 * hwint.h (popcount_hwi): Declare function. New inline function.
29 2012-07-17 Richard Henderson <rth@redhat.com>
31 * tree-vect-stmts.c (supportable_widening_operation): Remove decl
33 (vectorizable_conversion): Update supportable_widening_operation call.
34 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Likewise.
35 (vect_recog_widen_shift_pattern): Likewise.
36 * tree-vectorizer.h: Update decl.
38 2012-07-17 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
39 Ulrich Weigand <ulrich.weigand@linaro.org>
41 * common/config/arm/arm-common.c (arm_option_optimization_table):
42 Enable -fsched-pressure by default while optimizing.
43 * config/arm/arm.c (arm_option_override): Use the alternate scheduler
44 pressure algorithm by default.
46 2012-07-16 Oleg Endo <olegendo@gcc.gnu.org>
48 * config/sh/sh.h (CONST_OK_FOR_I06): Delete.
49 (CONST_OK_FOR_I10): Move macro to ...
50 * config/sh/sh.c: ... here.
51 (sh_legitimate_index_p): Use satisfies_constraint_I06 instead of
54 2012-07-16 Oleg Endo <olegendo@gcc.gnu.org>
56 * config/sh/sh.md: Delete mov related define_peephole patterns.
58 2012-07-16 Jonathan Wakely <jwakely.gcc@gmail.com>
61 * doc/install.texi (Installing GCC): Refer to instructions for
62 released versions. Fix hyphenation.
64 2012-07-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
66 * config/spu/spu.c (targetm): Move to bottom of file.
67 (spu_attribute_table): Likewise.
68 (spu_option_override, spu_init_builtins, spu_builtin_decl,
69 spu_scalar_mode_supported_p, spu_vector_mode_supported_p,
70 spu_legitimate_address_p, spu_addr_space_legitimate_address_p,
71 adjust_operand, get_pic_reg, need_to_save_reg, frame_emit_store,
72 frame_emit_load, frame_emit_add_imm, emit_nop_for_insn,
73 insn_clobbers_hbr, spu_emit_branch_hint, spu_emit_vector_compare,
74 get_branch_target, spu_machine_dependent_reorg, spu_sched_issue_rate,
75 spu_sched_variable_issue, spu_sched_adjust_cost, spu_sched_init_global,
76 spu_sched_init, spu_sched_reorder, spu_handle_fndecl_attribute,
77 spu_handle_vector_attribute, spu_pass_by_reference, spu_function_arg,
78 spu_function_arg_advance, spu_build_builtin_va_list, spu_va_start,
79 spu_gimplify_va_arg_expr, store_with_one_insn_p, reg_aligned_for_addr,
80 spu_assemble_integer, spu_asm_globalize_label, spu_rtx_costs,
81 spu_function_ok_for_sibcall, spu_init_libfuncs, spu_return_in_memory,
82 spu_encode_section_info, spu_legitimize_address,
83 spu_addr_space_legitimize_address, spu_builtin_mask_for_load,
84 spu_builtin_vectorization_cost, spu_vector_alignment_reachable,
85 spu_addr_space_pointer_mode, spu_addr_space_address_mode,
86 spu_addr_space_subset_p, spu_addr_space_convert, spu_sms_res_mii,
87 spu_section_type_flags, spu_select_section, spu_unique_section,
88 spu_trampoline_init, spu_conditional_register_usage,
89 spu_ref_may_alias_errno, spu_output_mi_thunk, spu_unwind_word_mode,
90 spu_libgcc_cmp_return_mode, spu_libgcc_shift_count_mode,
91 spu_setup_incoming_varargs): Remove prototypes.
92 (spu_legitimize_address): Add "static" to definition.
94 2012-07-16 Jakub Jelinek <jakub@redhat.com>
96 * config/i386/rtmintrin.h (_xabort): Remove trailing semicolon.
98 2012-07-16 Ulrich Weigand <ulrich.weigand@linaro.org>
100 * tree-ssa-ccp.c (optimize_unreachable): Check gsi_end_p
101 before calling gsi_stmt.
103 2012-07-16 Kirill Yukhin <kirill.yukhin@intel.com>
106 2012-07-16 Sergey Melnikov <sergey.melnikov@intel.com>
108 * config/i386/i386.md (stack_protect_set): Disable the pattern
109 for Android since Android libc (bionic) does not provide random
110 value for stack protection guard at gs:0x14. Guard value
111 will be provided from external symbol (default implementation).
112 (stack_protect_set_<mode>): Likewise.
113 (stack_protect_test): Likewise.
114 (stack_protect_test_<mode>): Likewise.
116 2012-07-16 H.J. Lu <hongjiu.lu@intel.com>
120 * gimple.c (gimple_types_compatible_p_1): Restore type attribute
123 2012-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
125 * opts.c (default_option): Add -fvect-cost-model to default options
128 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
130 * graphite-clast-to-gimple.c, graphite-dependences.c,
131 graphite-sese-to-poly.c: Include tree-pass.h instead of dumpfile.h
133 * Makefile.in: Fix dependencies.
135 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
137 * haifa-sched.c (init_before_recovery): Do not set EDGE_CAN_FALLTHRU.
138 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
140 * function.c (stack_protect_epilogue): Use expand_call to expand
141 targetm.stack_protect_fail.
142 * stmt.c (expand_expr_stmt): Remove now-unused function.
143 * tree.h (expand_expr_stmt): Remove prototype.
144 * doc/tm.texi.in (TARGET_STACK_PROTECT_FAIL): Document that this
145 hook must return a CALL_EXPR.
146 * doc/tm.texi: Regenerate.
148 * emit-rtl.c (emit_label_before): Do not allow the same label
150 (emit_label_after): Likewise.
151 (emit_label): Likewise.
153 * flags.h (TYPE_OVERFLOW_WRAPS, TYPE_OVERFLOW_UNDEFINED,
154 TYPE_OVERFLOW_TRAPS, POINTER_TYPE_OVERFLOW_UNDEFINED): Move to tree.h.
155 * tree.h (TYPE_OVERFLOW_WRAPS, TYPE_OVERFLOW_UNDEFINED,
156 TYPE_OVERFLOW_TRAPS, POINTER_TYPE_OVERFLOW_UNDEFINED): New home.
158 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
160 * system.h (dump_file): Do not define.
161 * tree-pass.h: Include dumpfile.h, which is a new file containing...
162 (enum tree_dump_index, TDF_*, get_dump_file_name, dump_enabled_p,
163 dump_initialized_p, dump_begin, dump_end, dump_node, dump_switch_p,
164 dump_flag_name, dump_file, dump_flags, dump_file_name,
165 get_dump_file_info, struct dump_file_info): all of this, moved to...
166 * dumpfile.h: Here, new file.
167 * tree-dump.h: Include dumpfile.h, but not tree-pass.h.
168 (dump_stmt): Remove prototype for C++ specific function.
169 (dump_enumerated_decls): Move prototype from here...
170 * tree-flow.h (dump_enumerated_decls): ... to here.
171 (get_ref_base_and_extent) Move prototype from here ...
172 * tree.h (get_ref_base_and_extent) ... to here.
173 * tree-ssa-live.c: Do not inclde tree-pretty-print.h, because
174 gimple-pretty-print.h is enough. Do not include tree-dump.h,
175 include timevar.h and dumpfile.h instead.
176 (struct numbered_tree_d, compare_decls_by_uid,
177 dump_enumerated_decls_push, dump_enumerated_decls): Move from here ...
178 * tree-dfa.c:(struct numbered_tree_d, compare_decls_by_uid,
179 dump_enumerated_decls_push, dump_enumerated_decls):... to here.
180 Do not include timevar.h.
181 * tree.c: Do not include timevar.h.
182 * tree-cfg.c: Do not include langhooks.h, tree-pretty-print.h, and
184 (dump_cfg_stats): Use current_function_name.
185 (gimple_cfg2vcg): Likewise.
186 (dump_function_to_file): Likewise.
187 * df-scan.c: Do not include tree-pass.h and timevar.h.
189 (df_entry_block_bitmap_verify, df_exit_block_bitmap_verify): Do not
190 use print_current_pass.
191 * df-problems.c: Include dumpfile.h.
192 Always define REG_DEAD_DEBUGGING, avoid #ifdef code, because it
193 leads to errors in the code not selected.
194 (df_note_compute): Do not print_rtl_with_bb here. Fix compilation
195 bug if REG_DEAD_DEBUGGING is not 0, get_insns is not available here.
196 * lcm.c: Include dumpfile.h.
197 Remove obsolete include of insn-attr.h.
198 * dojump.c (do_compare_rtx_and_jump): Remove failure printing for
199 missing probability notes.
200 * stmt.c: Include dumpfile.h.
201 (emit_case_decision_tree): Re-enable printing expand details only
203 * alias.c, auto-inc-dec.c, bb-reorder.c, caller-save.c, cfg.c,
204 cfgcleanup.c, cfgexpand.c, cfgloop.c, cfgloopmanip.c, cgraph.c,
205 cgraphclones.c, cgraphunit.c, combine.c, combine-stack-adj.c,
206 coverage.c, cprop.c, cse.c, cselib.c, dbgcnt.c, dce.c, df-core.c,
207 dse.c, dwarf2out.c, emit-rtl.c, except.c, expr.c, final.c,
208 function.c, fwprop.c, gcse.c, gimple-fold.c,
209 gimple-pretty-print.c, gimple-ssa-strength-reduction.c,
210 gimplify.c, graphite-blocking.c, graphite-clast-to-gimple.c,
211 graphite-dependences.c, graphite-interchange.c,
212 graphite-optimize-isl.c, graphite-poly.c,
213 graphite-sese-to-poly.c, haifa-sched.c, hw-doloop.c, ifcvt.c,
214 ipa.c, ipa-cp.c, ipa-inline-analysis.c, ipa-inline.c,
215 ipa-inline-transform.c, ipa-prop.c, ipa-pure-const.c,
216 ipa-reference.c, ipa-split.c, ipa-utils.c, ira.c, ira-emit.c,
217 jump.c, loop-doloop.c, loop-init.c, loop-invariant.c, loop-iv.c,
218 loop-unroll.c, loop-unswitch.c, lower-subreg.c,
219 lto-section-out.c, lto-streamer-in.c, matrix-reorg.c, mcf.c,
220 mode-switching.c, modulo-sched.c, omega.c, omp-low.c, passes.c,
221 plugin.c, postreload.c, postreload-gcse.c, predict.c, print-rtl.c,
222 print-tree.c, profile.c, recog.c, ree.c, regcprop.c, reginfo.c,
223 regmove.c, regrename.c, reg-stack.c, reload1.c, reorg.c,
224 sched-rgn.c, sched-vis.c, sel-sched.c, sel-sched-ir.c,
225 store-motion.c, tracer.c, trans-mem.c, tree-affine.c,
226 tree-call-cdce.c, tree-cfgcleanup.c, tree-chrec.c,
227 tree-data-ref.c, tree-diagnostic.c, tree-dump.c,
228 tree-eh.c, tree-flow-inline.h, tree-if-conv.c, tree-into-ssa.c,
229 tree-mudflap.c, tree-nrv.c, tree-object-size.c,
230 tree-optimize.c, tree-outof-ssa.c, tree-predcom.c,
231 tree-pretty-print.c, tree-profile.c, tree-scalar-evolution.c,
232 tree-sra.c, tree-ssa-address.c, tree-ssa-alias.c, tree-ssa.c,
233 tree-ssa-ccp.c, tree-ssa-coalesce.c, tree-ssa-copy.c,
234 tree-ssa-copyrename.c,, tree-ssa-dce.c, tree-ssa-dom.c,
235 tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-ifcombine.c,
236 tree-ssa-loop.c, tree-ssa-loop-ch.c, tree-ssa-loop-im.c,
237 tree-ssa-loop-ivcanon.c, tree-ssa-loop-ivopts.c,
238 tree-ssa-loop-manip.c, tree-ssa-loop-niter.c,
239 tree-ssa-loop-prefetch.c, tree-ssa-loop-unswitch.c,
240 tree-ssa-math-opts.c, tree-ssa-operands.c, tree-ssa-phiopt.c,
241 tree-ssa-phiprop.c, tree-ssa-pre.c, tree-ssa-propagate.c,
242 tree-ssa-reassoc.c, tree-ssa-sccvn.c, tree-ssa-sink.c,
243 tree-ssa-structalias.c, tree-ssa-tail-merge.c, tree-ssa-ter.c,
244 tree-ssa-threadedge.c, tree-ssa-threadupdate.c,
245 tree-ssa-uncprop.c, tree-ssa-uninit.c,
246 tree-switch-conversion.c, tree-tailcall.c,
247 tree-vect-data-refs.c, tree-vect-loop.c,
248 tree-vect-loop-manip.c, tree-vectorizer.c,
249 tree-vect-patterns.c, tree-vect-slp.c, tree-vect-stmts.c,
250 tree-vrp.c, value-prof.c, var-tracking.c, web.c: Include tree-pass.h
251 only if needed. If tree-pass.h is included, do not include timevar.h
252 and dumpfile.h. If tree-pass.h is not included but dump_file, or
253 dump_flags, or the TDF_* flags are used, include dumpfile.h.
254 If gimple-pretty-print.h is included, don't include tree-pretty-print.h.
255 Remove assorted unnecessary includes.
257 * config/mn10300/mn10300.c, config/c6x/c6x.c, config/ia64/ia64.c,
258 config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
259 config/spu/spu.c, config/mep/mep.c, config/i386/i386.c:
261 * config/rl78/rl78.c: Include dumpfile.h instead of tree-pass.h.
262 * arm/t-arm, avr/t-avr, i386/t-i386, ia64/t-ia64, mep/t-mep,
263 spu/t-spu-elf: Fix dependencies.
265 2012-07-16 Dehao Chen <dehao@google.com>
268 2012-07-10 Dehao Chen <dehao@google.com>
270 * tree.h (phi_arg_d): New field.
271 * tree-flow-inline.h (gimple_phi_arg_block): New function.
272 (gimple_phi_arg_block_from_edge): New function.
273 (gimple_phi_arg_set_block): New function.
274 (gimple_phi_arg_has_block): New function.
275 (redirect_edge_var_map_block): New function.
276 * tree-flow.h (_edge_var_map): New field.
277 * tree-ssa-live.c (remove_unused_locals): Mark phi_arg's block as used.
278 * tree-eh.c (cleanup_empty_eh_merge_phis): Add block debug info for
279 redirect_edge_var_map_add.
280 * tree-outof-ssa.c (_elim_graph): New field.
281 (insert_partition_copy_on_edge): New parameter.
282 (insert_value_copy_on_edge): New parameter.
283 (insert_rtx_to_part_on_edge): New parameter.
284 (insert_part_to_rtx_on_edge): New parameter.
285 (elim_graph_add_edge): New parameter.
286 (elim_graph_remove_succ_edge): New parameter.
287 (FOR_EACH_ELIM_GRAPH_SUCC): New parameter.
288 (FOR_EACH_ELIM_GRAPH_PRED): New parameter.
289 (new_elim_graph): Add block debug info.
290 (clear_elim_graph): Likewise.
291 (delete_elim_graph): Likewise.
292 (elim_graph_add_node): Likewise.
293 (elim_graph_add_edge): Likewise.
294 (elim_graph_remove_succ_edge): Likewise.
295 (eliminate_build): Likewise.
296 (elim_forward): Likewise.
297 (elim_unvisited_predecessor): Likewise.
298 (elim_backward): Likewise.
299 (elim_create): Likewise.
300 (eliminate_phi): Likewise.
301 (insert_backedge_copies): Likewise.
302 * tree-into-ssa.c (insert_phi_nodes_for): Add block debug info for
304 (rewrite_add_phi_arguments): Likewise.
305 * tree-ssa-loop-im.c (execute_sm_if_changed): Likewise.
306 * tree-ssa-tail-merge.c (replace_block_by): Likewise.
307 * tree-ssa-threadupdate.c (copy_phi_args): Likewise.
308 * tree-loop-distribution.c (update_phis_for_loop_copy): Likewise.
309 * tree-ssa-loop-manip.c (create_iv): Likewise.
310 (add_exit_phis_edge): Likewise.
311 (split_loop_exit_edge): Likewise.
312 (copy_phi_node_args): Likewise.
313 (tree_transform_and_unroll_loop): Likewise.
314 * value-prof.c (gimple_ic): Likewise.
315 (gimple_stringop_fixed_value): Likewise.
316 * tree-tailcall.c (add_successor_phi_arg): Likewise.
317 (eliminate_tail_call): Likewise.
318 (create_tailcall_accumulator): Likewise.
319 (tree_optimize_tail_calls_1): Likewise.
320 * tree-phinodes.c (add_phi_arg): Likewise.
321 (make_phi_node): Likewise.
322 (resize_phi_node): Likewise.
323 (remove_phi_arg_num): Likewise.
324 * omp-low.c (expand_parallel_call): Likewise.
325 (expand_omp_for_static_chunk): Likewise.
326 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop):
328 (slpeel_update_phi_nodes_for_guard1): Likewise.
329 (slpeel_update_phi_nodes_for_guard2): Likewise.
330 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
331 (set_prologue_iterations): Likewise.
332 (slpeel_tree_peel_loop_to_edge): Likewise.
333 (vect_loop_versioning): Likewise.
334 * tree-parloops.c (create_phi_for_local_result): Likewise.
335 (transform_to_exit_first_loop): Likewise.
336 (create_parallel_loop): Likewise.
337 * ipa-split.c (split_function): Likewise.
338 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
339 (vect_create_epilog_for_reduction): Likewise.
340 * tree-vect-data-refs.c (vect_setup_realignment): Likewise.
341 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Likewise.
342 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
343 (cond_if_else_store_replacement_1): Likewise.
344 * tree-cfgcleanup.c (remove_forwarder_block): Likewise.
345 (remove_forwarder_block_with_phi): Likewise.
346 * tree-ssa-pre.c (insert_into_preds_of_block): Likewise.
347 * tree-predcom.c (initialize_root_vars): Likewise.
348 (initialize_root_vars_lm): Likewise.
349 * sese.c (sese_add_exit_phis_edge): Likewise.
350 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
351 * tree-ssa.c (flush_pending_stmts): Likewise.
352 (redirect_edge_var_map_add): Likewise.
353 (ssa_redirect_edge): Likewise.
354 * gimple-streamer-in.c (input_phi): Likewise.
355 * tree-vect-stmts.c (vectorizable_load): Likewise.
356 * tree-inline.c (copy_phis_for_bb): Likewise.
357 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
358 * tree-switch-conversion.c (fix_phi_nodes): Likewise.
359 * tree-cfg.c (reinstall_phi_args): Likewise.
360 (gimple_make_forwarder_block): Likewise.
361 (add_phi_args_after_copy_edge): Likewise.
362 (gimple_duplicate_sese_tail): Likewise.
364 2012-07-16 Sergey Melnikov <sergey.melnikov@intel.com>
366 * config/i386/i386.md (stack_protect_set): Disable the pattern
367 for Android since Android libc (bionic) does not provide random
368 value for stack protection guard at gs:0x14. Guard value
369 will be provided from external symbol (default implementation).
370 (stack_protect_set_<mode>): Likewise.
371 (stack_protect_test): Likewise.
372 (stack_protect_test_<mode>): Likewise.
374 2012-07-16 Hans-Peter Nilsson <hp@axis.com>
376 * config/cris/cris-protos.h (cris_legitimate_address_p): Declare.
377 * config/cris/cris.h (CONSTANT_ADDRESS_P): Define in terms of
378 CONSTANT_P and cris_legitimate_address_p.
379 * config/cris/cris.c (cris_legitimate_address_p): Make non-static.
380 (cris_preferred_reload_class): Don't return GENERAL_REGS as
381 preferred to MOF_SRP_REGS.
383 * config/cris/cris.c (cris_init_libfuncs): Handle initialization
384 of library functions for basic atomic compare-and-swap.
385 * config/cris/cris.h (TARGET_ATOMICS_MAY_CALL_LIBFUNCS): New macro.
386 * config/cris/cris.opt (munaligned-atomic-may-use-library): New option.
387 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>")
388 ("cris_atomic_fetch_<atomic_op_name><mode>_1")
389 ("atomic_compare_and_swap<mode>")
390 ("cris_atomic_compare_and_swap<mode>_1"): Make conditional on
391 TARGET_ATOMICS_MAY_CALL_LIBFUNCS for sizes larger than byte.
392 * config/cris/cris.c (cris_print_operand) <case 'P', 'q'>: New cases.
393 * config/cris/sync.md (atomic_op_op_cnstr): New code_attr.
394 (atomic_op_op_pred): Ditto.
395 (atomic_op_mnem_pre_op2): Renamed from atomic_op_mnem_pre; to
396 reflect the change to include %2 in expansion. All callers changed.
397 (qm3): New mode_attr.
398 ("atomic_fetch_<atomic_op_name><mode>"): Use <atomic_op_op_pred>
399 as predicate for operand 2.
400 ("cris_atomic_fetch_<atomic_op_name><mode>_1"): Update FIXME. Use
401 "<atomic_op_op_pred>" "<atomic_op_op_cnstr>" for predicate and
402 constraint for operand 2.
403 ("atomic_compare_and_swap<mode>"): Add FIXME. Change predicate to
404 nonmemory_operand for operand 3.
405 ("cris_atomic_compare_and_swap<mode>_1"): Change operand 3 to
406 exclude memory. Improve emitted sync code for v10 and v32. Use
407 <qm3> instead of <m> for size designator for cmp.
408 ("atomic_compare_and_swap<mode>"): Change predicate to
409 nonmemory_operand for operand 3. Add FIXME.
410 ("cris_atomic_compare_and_swap<mode>_1"): Change predicates and
411 constraints for operand 3 to exclude memory.
412 ("atomic_fetch_<atomic_op_name><mode>")
413 ("atomic_compare_and_swap<mode>"): Gate expand_mem_thread_fence
414 calls on result of call to need_atomic_barrier_p.
416 2012-07-15 Richard Sandiford <rdsandiford@googlemail.com>
418 * config/mips/mips.md (move_type): Replace mfhilo and mthilo
420 (type): Split mfhilo into mfhi and mflo. Split mthilo into mthi
421 and mtlo. Adjust move_type->type mapping.
422 (may_clobber_hilo): Split mthilo into mthi and mtlo.
423 (*movdi_32bit, *movdi_32bit_mips16, *movdi_64bit, *movdi_64bit_mips16)
424 (*mov<mode>_internal, *mov<mode>_mips16, *movhi_internal)
425 (*movhi_mips16, *movqi_internal, *movqi_mips16): Use mtlo and mflo
426 instead of mthilo and mfhilo.
427 (mfhi<GPR:mode>_<HILO:mode>): Use mfhi instead of mfhilo.
428 (mthi<GPR:mode>_<HILO:mode>): Use mthi instead of mthilo.
429 * config/mips/mips-dsp.md (mips_extr_w, mips_extr_r_w, mips_extr_rs_w)
430 (mips_extr_s_h, mips_extp, mips_extpdp, mips_shilo, mips_mthlip):
431 Use mflo instead of mfhilo.
432 * config/mips/10000.md (r10k_arith): Split mthilo.
433 (r10k_mfhi, r10k_mflo): Use mfhi and mflo directly.
434 * config/mips/sb1.md (ir_sb1_mfhi, ir_sb1_mflo): Likewise.
435 (ir_sb1_mthilo): Split mthilo into mthi and mtlo.
436 * config/mips/20kc.md (r20kc_imthilo, r20kc_imfhilo): Split
438 * config/mips/24k.md (r24k_int_mfhilo, r24k_int_mthilo): Likewise.
439 * config/mips/4130.md (vr4130_class, vr4130_mfhilo, vr4130_mthilo):
441 * config/mips/4k.md (r4k_int_mthilo, r4k_int_mfhilo): Likewise.
442 * config/mips/5400.md (ir_vr54_hilo): Likewise.
443 * config/mips/5500.md (ir_vr55_mthilo, ir_vr55_mfhilo): Likewise.
444 * config/mips/5k.md (r5k_int_mthilo, r5k_int_mfhilo): Likewise.
445 * config/mips/7000.md (rm7_mthilo, rm7_mfhilo): Likewise.
446 * config/mips/74k.md (r74k_int_mfhilo, r74k_int_mthilo): Likewise.
447 * config/mips/9000.md (rm9k_mfhilo, rm9k_mthilo): Likewise.
448 * config/mips/generic.md (generic_hilo): Likewise.
449 * config/mips/loongson2ef.md (ls2_alu): Likewise.
450 * config/mips/loongson3a.md (ls3a_mfhilo): Likewise.
451 * config/mips/octeon.md (octeon_imul_o1, octeon_imul_o2)
452 (octeon_mfhilo_o1, octeon_mfhilo_o2): Likewise.
453 * config/mips/sr71k.md (ir_sr70_hilo): Likewise.
454 * config/mips/xlr.md (xlr_hilo): Likewise.
456 2012-07-14 Andrew Stubbs <ams@codesourcery.com>
457 Sandra Loosemore <sandra@codesourcery.com>
459 * config/sh/sh.h (SH_ASM_SPEC): Add spaces between options.
461 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
463 * config/i386/i386.c (ix86_set_reg_reg_cost): Enable TFmode/TCmode
466 2012-07-14 Steven Bosscher <steven@gcc.gnu.org>
468 * toplev.c (init_asm_output): Open asm_out_file in 'w' mode.
470 2012-07-13 Bill Schmidt <wschmidt@linux.ibm.com>
473 * config/spu/spu.c (spu_init_cost): Mark static.
474 (spu_add_stmt_cost): Likewise.
475 (spu_finish_cost): Likewise.
476 (spu_destroy_cost_data): Likewise.
477 * config/i386/i386.c (ix86_init_cost): Mark static.
478 (ix86_add_stmt_cost): Likewise.
479 (ix86_finish_cost): Likewise.
480 (ix86_destroy_cost_data): Likewise.
481 * config/rs6000/rs6000.c (rs6000_init_cost): Mark static.
482 (rs6000_add_stmt_cost): Likewise.
483 (rs6000_finish_cost): Likewise.
484 (rs6000_destroy_cost_data): Likewise.
486 2012-07-13 Steven Bosscher <steven@gcc.gnu.org>
488 * ggc.h (ggc_internal_alloc_stat, ggc_alloc_typed_stat,
489 ggc_internal_cleared_alloc_stat, ggc_cleared_alloc_htab_ignore_args,
490 ggc_cleared_alloc_ptr_array_two_args, ggc_splay_alloc): Add
492 * alloc-pool.h (pool_alloc): Likewise.
494 * final.c (final): Do not loop to find max_uid.
496 2012-07-13 Steven Bosscher <steven@gcc.gnu.org>
498 * emit-rtl.c (make_debug_insn_raw, make_jump_insn_raw): Make static.
499 * rtl.h (make_debug_insn_raw, make_jump_insn_raw): Remove prototypes.
501 2012-07-13 Richard Guenther <rguenther@suse.de>
503 PR tree-optimization/53907
504 * tree-ssa-forwprop.c (associate_pointerplus): New function.
505 (ssa_forward_propagate_and_combine): Call it.
507 2012-07-13 Richard Guenther <rguenther@suse.de>
509 PR tree-optimization/53922
510 * tree-vrp.c (value_inside_range): Change prototype to take
511 min/max instead of value-range.
512 (range_includes_zero_p): Likewise. Return the result from
514 (extract_range_from_binary_expr_1): Adjust to handle dont-know
515 return value from range_includes_zero_p.
516 (extract_range_from_unary_expr_1): Likewise.
517 (compare_range_with_value): Likewise.
518 (vrp_meet_1): Likewise.
520 2012-07-13 Bill Schmidt <wschmidt@linux.ibm.com>
522 * doc/tm.texi: Regenerate.
523 * doc/tm.texi.in (TARGET_VECTORIZE_INIT_COST): New hook.
524 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
525 (TARGET_VECTORIZE_FINISH_COST): Likewise.
526 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
527 * targhooks.c (default_init_cost): New function.
528 (default_add_stmt_cost): Likewise.
529 (default_finish_cost): Likewise.
530 (default_destroy_cost_data): Likewise.
531 * targhooks.h (default_init_cost): New decl.
532 (default_add_stmt_cost): Likewise.
533 (default_finish_cost): Likewise.
534 (default_destroy_cost_data): Likewise.
535 * target.def (init_cost): New DEFHOOK.
536 (add_stmt_cost): Likewise.
537 (finish_cost): Likewise.
538 (destroy_cost_data): Likewise.
539 * target.h (struct _stmt_vec_info): New extern decl.
540 (stmt_vectype): Likewise.
541 (stmt_in_inner_loop_p): Likewise.
542 * tree-vectorizer.h (stmt_info_for_cost): New struct/typedef.
543 (stmt_vector_for_cost): New VEC/typedef.
544 (add_stmt_info_to_vec): New function.
545 (struct _slp_tree): Remove cost.inside_of_loop field.
546 (struct _slp_instance): Remove cost.inside_of_loop field; add
548 (SLP_INSTANCE_INSIDE_OF_LOOP_COST): Remove macro.
549 (SLP_INSTANCE_STMT_COST_VEC): New accessor macro.
550 (SLP_TREE_INSIDE_OF_LOOP_COST): Remove macro.
551 (struct _vect_peel_extended_info): Add stmt_cost_vec field.
552 (struct _loop_vec_info): Add target_cost_data field.
553 (LOOP_VINFO_TARGET_COST_DATA): New accessor macro.
554 (struct _bb_vec_info): Add target_cost_data field.
555 (BB_VINFO_TARGET_COST_DATA): New accessor macro.
556 (struct _stmt_vec_info): Remove cost.inside_of_loop field.
557 (STMT_VINFO_INSIDE_OF_LOOP_COST): Remove macro.
558 (stmt_vinfo_set_inside_of_loop_cost): Remove function.
559 (init_cost): New function.
560 (add_stmt_cost): Likewise.
561 (finish_cost): Likewise.
562 (destroy_cost_data): Likewise.
563 (vect_model_simple_cost): Change parameter list.
564 (vect_model_store_cost): Likewise.
565 (vect_model_load_cost): Likewise.
566 (record_stmt_cost): New extern decl.
567 (vect_get_load_cost): Change parameter list.
568 (vect_get_store_cost): Likewise.
569 * tree-vect-loop.c (new_loop_vec_info): Call init_cost.
570 (destroy_loop_vec_info): Call destroy_cost_data.
571 (vect_estimate_min_profitable_iters): Remove old calculation of
572 inside costs; call finish_cost instead.
573 (vect_model_reduction_cost): Call add_stmt_cost instead of old
574 inside-costs calculation.
575 (vect_model_induction_cost): Likewise.
576 * tree-vect-data-refs.c (vect_get_data_access_cost): Change to
577 return a stmt_vector_for_cost; modify calls to vect_get_load_cost
578 and vect_get_store_cost to obtain the value to return.
579 (vect_peeling_hash_get_lowest_cost): Obtain a stmt_cost_vec from
580 vect_get_data_access_cost and store it in the minimum peeling
582 (vect_peeling_hash_choose_best_peeling): Change the parameter list
583 to add a (stmt_vector_for_cost *) output parameter, and set its value.
584 (vect_enhance_data_refs_alignment): Ignore the new return value from
585 calls to vect_get_data_access_cost; obtain stmt_cost_vec from
586 vect_peeling_hash_choose_best_peeling and pass its contents to the
588 * tree-vect-stmts.c (stmt_vectype): New function.
589 (stmt_in_inner_loop_p): Likewise.
590 (record_stmt_cost): Likewise.
591 (vect_model_simple_cost): Add stmt_cost_vec parameter; call
592 record_stmt_cost instead of old calculation; don't call
593 stmt_vinfo_set_inside_of_loop_cost.
594 (vect_model_promotion_demotion_cost): Call add_stmt_cost instead of
595 old calculation; don't call stmt_vinfo_set_inside_of_loop_cost.
596 (vect_model_store_cost): Add stmt_cost_vec parameter; call
597 record_stmt_cost instead of old calculation; add stmt_cost_vec
598 parameter to vect_get_store_cost call; don't call
599 stmt_vinfo_set_inside_of_loop_cost.
600 (vect_get_store_cost): Add stmt_cost_vec parameter; call
601 record_stmt_cost instead of old calculation.
602 (vect_model_load_cost): Add stmt_cost_vec parameter; call
603 record_stmt_cost instead of old calculation; add stmt_cost_vec
604 parameter to vect_get_load_cost call; don't call
605 stmt_vinfo_set_inside_of_loop_cost.
606 (vect_get_load_cost): Add stmt_cost_vec parameter; call
607 record_stmt_cost instead of old calculation.
608 (vectorizable_call): Add NULL parameter to vect_model_simple_cost call.
609 (vectorizable_conversion): Likewise.
610 (vectorizable_assignment): Likewise.
611 (vectorizable_shift): Likewise.
612 (vectorizable_operation): Likewise.
613 (vectorizable_store): Add NULL parameter to vect_model_store_cost call.
614 (vectorizable_load): Add NULL parameter to vect_model_load_cost call.
615 (new_stmt_vec_info): Don't set STMT_VINFO_INSIDE_OF_LOOP_COST.
616 * config/spu/spu.c (TARGET_VECTORIZE_INIT_COST): New macro def.
617 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
618 (TARGET_VECTORIZE_FINISH_COST): Likewise.
619 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
620 (spu_init_cost): New function.
621 (spu_add_stmt_cost): Likewise.
622 (spu_finish_cost): Likewise.
623 (spu_destroy_cost_data): Likewise.
624 * config/i386/i386.c (ix86_init_cost): New function.
625 (ix86_add_stmt_cost): Likewise.
626 (ix86_finish_cost): Likewise.
627 (ix86_destroy_cost_data): Likewise.
628 (TARGET_VECTORIZE_INIT_COST): New macro def.
629 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
630 (TARGET_VECTORIZE_FINISH_COST): Likewise.
631 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
632 * config/rs6000/rs6000.c (TARGET_VECTORIZE_INIT_COST): New macro def.
633 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
634 (TARGET_VECTORIZE_FINISH_COST): Likewise.
635 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
636 (rs6000_init_cost): New function.
637 (rs6000_add_stmt_cost): Likewise.
638 (rs6000_finish_cost): Likewise.
639 (rs6000_destroy_cost_data): Likewise.
640 * tree-vect-slp.c (vect_free_slp_instance): Free stmt_cost_vec.
641 (vect_create_new_slp_node): Don't set SLP_TREE_INSIDE_OF_LOOP_COST.
642 (vect_get_and_check_slp_defs): Add stmt_cost_vec parameter; add
643 stmt_cost_vec parameter to vect_model_store_cost and
644 vect_model_simple_cost calls.
645 (vect_build_slp_tree): Remove inside_cost parameter; add stmt_cost_vec
646 parameter; add stmt_cost_vec parameter to vect_get_and_check_slp_defs,
647 vect_model_load_cost, and recursive vect_build_slp_tree calls; prevent
648 calculating cost more than once for loads; remove inside_cost
649 parameter from recursive vect_build_slp_tree calls; call
650 record_stmt_cost instead of old calculation.
651 (vect_analyze_slp_instance): Allocate stmt_cost_vec and save it with
652 the instance; free it on premature exit; remove inside_cost parameter
653 from vect_build_slp_tree call; add stmt_cost_vec parameter to
654 vect_build_slp_tree call; don't set SLP_INSTANCE_INSIDE_OF_LOOP_COST.
655 (new_bb_vec_info): Call init_cost.
656 (destroy_bb_vec_info): Call destroy_cost_data.
657 (vect_bb_vectorization_profitable_p): Call add_stmt_cost for each
658 statement recorded with an SLP instance; call finish_cost instead of
660 (vect_update_slp_costs_according_to_vf): Record statement costs from
661 SLP instances, multiplying by the appropriate number of copies; don't
662 update SLP_INSTANCE_INSIDE_OF_LOOP_COST.
664 2012-07-13 Richard Guenther <rguenther@suse.de>
667 * builtins.c (get_pointer_alignment_1): Handle constant
670 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
671 Steven Bosscher <steven@gcc.gnu.org>
672 Bernd Schmidt <bernds@codesourcery.com>
674 PR rtl-optimization/53908
675 * df-problems.c (can_move_insns_across): When doing
676 memory-reference book-keeping, handle call insns.
678 2012-07-13 Richard Guenther <rguenther@suse.de>
680 * gimple.c (gimple_types_compatible_p_1): Remove redundant
681 type attribute comparisons.
682 (gimple_canonical_types_compatible_p): Likewise.
684 2012-07-12 Hans-Peter Nilsson <hp@axis.com>
686 PR rtl-optimization/53176
687 * rtlanal.c (rtx_cost): Adjust default cost for X with a
688 UNITS_PER_WORD factor for all X according to the size of
689 its mode, not just for SUBREGs with untieable modes.
690 Handle SET. Use factor * factor for MULT, DIV, UDIV,
693 2012-07-12 Uros Bizjak <ubizjak@gmail.com>
695 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
696 QImode and HImode splitters. Use ix86_comparison_operator.
697 Explicitly match FLAGS_REG.
698 (DFmode cmove splitter): Explicitly match FLAGS_REG.
700 2012-07-11 Steven Bosscher <steven@gcc.gnu.org>
702 * expr.h (can_move_by_pieces): Move prototype from here ...
703 * tree.h (can_move_by_pieces): ... to here.
704 * optabs.h (set_widening_optab_handler): Use XCNEW.
705 * gimplify.c: Do not include expr.h.
707 * toplev.c: Do not include dwarf2out.h.
708 * config/ia64/ia64.c: Likewise.
709 * config/sparc/sparc.c: Likewise.
710 * config/sparc/t-sparc (sparc.o): Fix dependencies.
712 * Makefile.in (toplev.o): Fix dependencies
713 (c-family/c-gimplify.o): Likewise.
714 (c-family/c-common.o): Likewise.
716 2012-07-11 Steven Bosscher <steven@gcc.gnu.org>
718 * basic-block.h (struct edge_def): Use basic_block instead of
720 * cfgloop.h (struct loop_exit, struct loop): Likewise.
721 * gengenrtl.c (type_from_format): Likewise. Also for 'tree'
722 instead of union tree_node *.
723 * rtl.h (union rtunion_def, emit_insn_before_noloc,
724 emit_insn_after_noloc, add_insn_before, add_insn_after,
725 debug_bb_slim): Likewise.
726 * tree-inline.h (struct copy_body_data): Likewise.
727 * sched-rgn.c (dump_region_dot): Likewise.
728 * gimple.h (struct gimple_statement_base, gimple_set_bb,
729 gsi_move_to_bb_end): Likewise.
730 * sched-vis.c (debug_bb_slim): Likewise.
731 (debug_bb_n_slim): Likewise.
732 * config/mn10300/mn10300.c (mn10300_insert_setlb_lcc): Likewise.
733 (mn10300_block_contains_call):
735 2012-07-11 Greta Yorsh <Greta.Yorsh@arm.com>
738 * config/arm/arm.c (arm_early_load_addr_dep): Handle new
741 2012-07-11 Jonathan Wakely <jwakely.gcc@gmail.com>
743 * doc/extend.texi (Namespace Association): Alter cautionary text.
745 2012-07-10 Oleg Endo <olegendo@gcc.gnu.org>
748 * config/sh/sh.md: Remove displacement addresssing related splits.
750 2012-07-10 Xinliang David Li <davidxl@google.com>
752 * doc/invoke.texi: New option documented.
753 * flag-types.h: New enum type.
754 * gimplify.c (gimplify_bind_expr): Control
755 clobber generation with new option.
756 (gimplify_target_expr): Ditto.
757 * common.opt: New option.
759 2012-07-10 Julian Brown <julian@codesourcery.com>
761 * config/arm/arm.md (movsi): Don't split symbol refs here.
764 2012-07-10 Andreas Schwab <schwab@linux-m68k.org>
767 * config/m68k/m68k.c (m68k_epilogue_uses): New.
768 * config/m68k/m68k.h (EPILOGUE_USES): Use it.
769 * config/m68k/m68k-protos.h (m68k_epilogue_uses): Add prototype.
771 2012-07-10 Richard Henderson <rth@redhat.com>
773 * target.def (builtin_mul_widen_even, builtin_mul_widen_odd): Remove.
774 * system.h (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Poison.
775 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Poison.
776 * config/i386/i386.c (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): Remove.
777 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): Remove.
778 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): Remove.
779 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): Remove.
780 (IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): Remove.
781 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): Remove.
782 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): Remove.
783 (bdesc_args): Remove entries to match.
784 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): Remove.
785 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
786 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
787 * config/rs6000/rs6000.c (rs6000_builtin_mul_widen_even): Remove.
788 (rs6000_builtin_mul_widen_odd): Remove.
789 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
790 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
791 * config/spu/spu.c (spu_builtin_mul_widen_even): Remove.
792 (spu_builtin_mul_widen_odd): Remove.
793 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
794 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
795 * doc/tm.texi.in: Don't document the removed hooks.
797 * tree-vect-stmts.c (supportable_widening_operation): Expand
798 WIDEN_MULT_EXPR via VEC_WIDEN_MULT_EVEN/ODD_EXPR if possible.
800 * expmed.c (expmed_mult_highpart): Rename from expand_mult_highpart.
801 (expmed_mult_highpart_optab): Rename from expand_mult_highpart_optab.
802 * optabs.c (can_mult_highpart_p): New.
803 (expand_mult_highpart): New.
804 * expr.c (expand_expr_real_2) [MULT_HIGHPART_EXPR): Use it.
805 * tree-vect-generic.c (expand_vector_operations_1): Don't expand
806 by pieces if can_mult_highpart_p.
807 (expand_vector_divmod): Use can_mult_highpart_p and always
808 generate MULT_HIGHPART_EXPR.
809 * tree-vect-patterns.c (vect_recog_divmod_pattern): Likewise.
810 * tree-vect-stmts.c (vectorizable_operation): Likewise.
812 * config/spu/spu-builtins.md (spu_mpy): Move to spu.md.
813 (spu_mpyu, spu_mpyhhu, spu_mpyhh): Likewise.
814 * config/spu/spu.md (vec_widen_smult_odd_v8hi): Rename from spu_mpy.
815 (vec_widen_umult_odd_v8hi): Rename from spu_mpyu.
816 (vec_widen_smult_even_v8hi): Rename from spu_mpyhh.
817 (vec_widen_umult_even_v8hi): Rename from spu_mpyhhu.
818 * config/spu/spu-builtins.def: Update pattern names to match.
820 * config/rs6000/altivec.md (vec_widen_umult_even_v16qi): Rename
821 from altivec_vmuleub.
822 (vec_widen_smult_even_v16qi): Rename from altivec_vmulesb.
823 (vec_widen_umult_even_v8hi): Rename from altivec_vmuleuh.
824 (vec_widen_smult_even_v8hi): Rename from altivec_vmulesh.
825 (vec_widen_umult_odd_v16qi): Rename from altivec_vmuloub.
826 (vec_widen_smult_odd_v16qi): Rename from altivec_vmulosb.
827 (vec_widen_umult_odd_v8hi): Rename from altivec_vmulouh.
828 (vec_widen_smult_odd_v8hi): Rename from altivec_vmulosh.
829 * config/rs6000/rs6000-builtin.def: Update pattern names to match.
831 * config/i386/sse.md (vec_widen_umult_even_v8si): Rename from
833 (vec_widen_umult_even_v4si): Rename from sse2_umulv2siv2di3.
834 (vec_widen_smult_even_v8si): Rename from avx2_mulv4siv4di3.
835 (mulv4si3): Remove XOP test shadowed by SSE4 test.
836 * config/i386/i386.c (bdesc_args): Update pattern names.
837 (ix86_expand_sse2_mulvxdi3): Likewise.
838 (ix86_expand_mul_widen_evenodd): Likewise. Remove XOP test
839 shadowed by SSE4 test.
841 * tree.def (VEC_WIDEN_MULT_EVEN_EXPR, VEC_WIDEN_MULT_ODD_EXPR): New.
842 * cfgexpand.c (expand_debug_expr): Handle them.
843 * expr.c (expand_expr_real_2): Likewise.
844 * fold-const.c (fold_binary_loc): Likewise.
845 * gimple-pretty-print.c (dump_binary_rhs): Likewise.
846 * optabs.c (optab_for_tree_code): Likewise.
847 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
848 * tree-inline.c (estimate_operator_cost): Likewise.
849 * tree-pretty-print.c (dump_generic_node): Likewise.
850 * tree.c (commutative_tree_code): Likewise.
851 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
852 Handle type change before looking up optab.
853 * optabs.h (OTI_vec_widen_umult_even, OTI_vec_widen_umult_odd): New.
854 (OTI_vec_widen_smult_even, OTI_vec_widen_smult_odd): New.
855 (vec_widen_umult_even_optab, vec_widen_umult_odd_optab): New.
856 (vec_widen_smult_even_optab, vec_widen_smult_odd_optab): New.
857 * genopinit.c (optabs): Initialize them.
858 * doc/md.texi: Document them.
860 2012-07-10 Dehao Chen <dehao@google.com>
862 * tree.h (phi_arg_d): New field.
863 * tree-flow-inline.h (gimple_phi_arg_block): New function.
864 (gimple_phi_arg_block_from_edge): New function.
865 (gimple_phi_arg_set_block): New function.
866 (gimple_phi_arg_has_block): New function.
867 (redirect_edge_var_map_block): New function.
868 * tree-flow.h (_edge_var_map): New field.
869 * tree-ssa-live.c (remove_unused_locals): Mark phi_arg's block as used.
870 * tree-eh.c (cleanup_empty_eh_merge_phis): Add block debug info for
871 redirect_edge_var_map_add.
872 * tree-outof-ssa.c (_elim_graph): New field.
873 (insert_partition_copy_on_edge): New parameter.
874 (insert_value_copy_on_edge): New parameter.
875 (insert_rtx_to_part_on_edge): New parameter.
876 (insert_part_to_rtx_on_edge): New parameter.
877 (elim_graph_add_edge): New parameter.
878 (elim_graph_remove_succ_edge): New parameter.
879 (FOR_EACH_ELIM_GRAPH_SUCC): New parameter.
880 (FOR_EACH_ELIM_GRAPH_PRED): New parameter.
881 (new_elim_graph): Add block debug info.
882 (clear_elim_graph): Likewise.
883 (delete_elim_graph): Likewise.
884 (elim_graph_add_node): Likewise.
885 (elim_graph_add_edge): Likewise.
886 (elim_graph_remove_succ_edge): Likewise.
887 (eliminate_build): Likewise.
888 (elim_forward): Likewise.
889 (elim_unvisited_predecessor): Likewise.
890 (elim_backward): Likewise.
891 (elim_create): Likewise.
892 (eliminate_phi): Likewise.
893 (insert_backedge_copies): Likewise.
894 * tree-into-ssa.c (insert_phi_nodes_for): Add block debug info for
896 (rewrite_add_phi_arguments): Likewise.
897 * tree-ssa-loop-im.c (execute_sm_if_changed): Likewise.
898 * tree-ssa-tail-merge.c (replace_block_by): Likewise.
899 * tree-ssa-threadupdate.c (copy_phi_args): Likewise.
900 * tree-loop-distribution.c (update_phis_for_loop_copy): Likewise.
901 * tree-ssa-loop-manip.c (create_iv): Likewise.
902 (add_exit_phis_edge): Likewise.
903 (split_loop_exit_edge): Likewise.
904 (copy_phi_node_args): Likewise.
905 (tree_transform_and_unroll_loop): Likewise.
906 * value-prof.c (gimple_ic): Likewise.
907 (gimple_stringop_fixed_value): Likewise.
908 * tree-tailcall.c (add_successor_phi_arg): Likewise.
909 (eliminate_tail_call): Likewise.
910 (create_tailcall_accumulator): Likewise.
911 (tree_optimize_tail_calls_1): Likewise.
912 * tree-phinodes.c (add_phi_arg): Likewise.
913 (make_phi_node): Likewise.
914 (resize_phi_node): Likewise.
915 (remove_phi_arg_num): Likewise.
916 * omp-low.c (expand_parallel_call): Likewise.
917 (expand_omp_for_static_chunk): Likewise.
918 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop):
920 (slpeel_update_phi_nodes_for_guard1): Likewise.
921 (slpeel_update_phi_nodes_for_guard2): Likewise.
922 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
923 (set_prologue_iterations): Likewise.
924 (slpeel_tree_peel_loop_to_edge): Likewise.
925 (vect_loop_versioning): Likewise.
926 * tree-parloops.c (create_phi_for_local_result): Likewise.
927 (transform_to_exit_first_loop): Likewise.
928 (create_parallel_loop): Likewise.
929 * ipa-split.c (split_function): Likewise.
930 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
931 (vect_create_epilog_for_reduction): Likewise.
932 * tree-vect-data-refs.c (vect_setup_realignment): Likewise.
933 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Likewise.
934 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
935 (cond_if_else_store_replacement_1): Likewise.
936 * tree-cfgcleanup.c (remove_forwarder_block): Likewise.
937 (remove_forwarder_block_with_phi): Likewise.
938 * tree-ssa-pre.c (insert_into_preds_of_block): Likewise.
939 * tree-predcom.c (initialize_root_vars): Likewise.
940 (initialize_root_vars_lm): Likewise.
941 * sese.c (sese_add_exit_phis_edge): Likewise.
942 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
943 * tree-ssa.c (flush_pending_stmts): Likewise.
944 (redirect_edge_var_map_add): Likewise.
945 (ssa_redirect_edge): Likewise.
946 * gimple-streamer-in.c (input_phi): Likewise.
947 * tree-vect-stmts.c (vectorizable_load): Likewise.
948 * tree-inline.c (copy_phis_for_bb): Likewise.
949 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
950 * tree-switch-conversion.c (fix_phi_nodes): Likewise.
951 * tree-cfg.c (reinstall_phi_args): Likewise.
952 (gimple_make_forwarder_block): Likewise.
953 (add_phi_args_after_copy_edge): Likewise.
954 (gimple_duplicate_sese_tail): Likewise.
956 2012-07-09 Oleg Endo <olegendo@gcc.gnu.org>
959 * config/sh/sh.c (sequence_insn_p): New function.
960 (find_barrier, sh_insn_length_adjustment): Use it.
962 2012-07-09 Iain Sandoe <iain@codesourcery.com>
965 * config/i386/i386.c (ix86_fold_builtin): Call SUBTARGET_FOLD_BUILTIN
967 * config/darwin.h: Rename TARGET_FOLD_BUILTIN to
968 SUBTARGET_FOLD_BUILTIN.
969 * config/rs6000/darwin.h: Map TARGET_FOLD_BUILTIN onto
970 SUBTARGET_FOLD_BUILTIN.
972 2012-07-09 Iain Sandoe <iain@codesourcery.com>
974 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): Move NeXT
975 runtime exceptions model setting from here ...
976 * config/darwin.c (darwin_override_options): ... to here.
978 2012-07-09 Steven Bosscher <steven@gcc.gnu.org>
980 PR tree-optimization/53887
981 * tree-cfg.c (group_case_labels_stmt): Make non-static.
982 * tree-flow.h (group_case_labels_stmt): Add prototype.
983 * tree-switch-conversion.c (process_switch): Use group_case_labels_stmt
984 to pre-process every switch.
986 2012-07-09 Jason Merrill <jason@redhat.com>
989 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
990 (type_hash_eq): Likewise.
992 2012-07-09 Tom de Vries <tom@codesourcery.com>
993 Richard Guenther <rguenther@suse.de>
995 * tree-ssa-ccp.c (optimize_unreachable): New function.
996 (execute_fold_all_builtins): Use optimize_unreachable to optimize
997 BUILT_IN_UNREACHABLE. Don't optimize after BUILT_IN_UNREACHABLE.
999 2012-07-09 Richard Guenther <rguenther@suse.de>
1002 * graphite-optimize-isl.c: Make sure CU is not empty.
1004 2012-07-09 Steven Bosscher <steven@gcc.gnu.org>
1006 * gensupport.c (init_rtx_reader_args_cb): Start counting code
1007 generating patterns from 1 to free up 0 for CODE_FOR_nothing.
1008 * gencodes.c (main): Give CODE_FOR_nothing the value 0. Add
1009 the LAST_INSN_CODE marker at the end.
1010 * genoutput.c (nothing): New static struct data.
1011 (idata): Initialize to ¬hing.
1012 (idata_end): Initialize to ¬hing.next.
1013 (init_insn_for_nothing): New function to create dummy 'nothing' insn.
1015 * genpeep.c (insn_code_number): Remove global variable.
1016 (gen_peephole): Take it as an argument instead.
1017 (main): Take insn_code_number from read_md_rtx.
1018 * optabs.h: Revert r161809:
1019 (optab_handlers): Change type of insn_code back to insn_code.
1020 (optab_handler, widening_optab_handler, set_optab_handler,
1021 set_widening_optab_handler, convert_optab_handler,
1022 set_convert_optab_handler, direct_optab_handler,
1023 set_direct_optab_handler): Remove int casts.
1024 Revert to treating the insn_code field as "insn_code".
1026 2012-07-08 Oleg Endo <olegendo@gcc.gnu.org>
1028 * config/sh/sh.md (*return_i): Move trap_exit attribute check to ...
1029 * config/sh/sh.c (sh_cfun_trap_exit_p): ... this new function.
1030 * config/sh/sh-protos.h: Declare it.
1032 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
1034 * mcf.c: Do not include tm.h, tree.h, and langhooks.h.
1035 (dump_fixup_graph): Use current_function_name.
1036 (adjust_cfg_counts): Likewise.
1037 * ira-conflicts.c: Do not include tree.h.
1038 (ira_build_conflicts): Use REG_USERVAR_P instead of DECL_ARTIFICIAL.
1040 2012-07-08 Oleg Endo <olegendo@gcc.gnu.org>
1043 * config/sh/sh.md (*branch_true_eq, *branch_false_ne, nott): New insns.
1045 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
1047 * basic-block.h: Re-group most prototypes per file.
1048 (struct edge_list): Remove num_blocks field.
1049 (dump_bb_info): Adjust prototypes.
1050 (dump_reg_info): Move prototype to regs.h.
1051 * function.h: Do not include tree.h.
1052 Include vec.h, vecir.h, input.h and machmode.h to compensate.
1053 (function_name): New prototype.
1054 * gimple.h: Include tree.h to compensate for basic-block.h change.
1055 * langhooks.h: Note that tree.h is only necessary for enum tree_code.
1056 * regs.h (dump_reg_info): Prototype here.
1057 * regset.h: Adjust file reference in comment.
1058 (debug_regset): Remove prototype.
1059 * rtl.h: Include flags.h for flag_var_tracking_assignments.
1060 (MAY_HAVE_DEBUG_INSNS): Define as flag_var_tracking_assignments
1061 instead of no-longer-available tree.h's MAY_HAVE_DEBUG_STMTS.
1062 (dump_reg_info, dump_flow_info): Remove prototypes.
1063 * bb-reorder.c (set_edge_can_fallthru_flag): Move from cfganal.c
1064 to here, the only user. Make static.
1065 (reorder_basic_blocks): Call dump_reg_info before dump_flow_info.
1066 * cfg.c: Do not include tm.h, tree.h, rtl.h, hard-reg-set.h, regs.h,
1067 flags.h, function.h, except.h, diagnostic-core.h, tm_p.h, timevar.h,
1068 tree-pass.h, cfgloop.h, and tree-flow.h.
1069 Include basic-block.h, the first header I'd expect to be included.
1070 (reg_obstack): Move to df-core.c.
1071 (free_edge): Remove bogus ATTRIBUTE_UNUSED.
1072 (remove_edge_raw): Do not call tree-ssa's redirect_edge_var_map_clear.
1073 (redirect_edge_succ_nodup): Move to cfghooks.c.
1074 (dump_regset, debug_regset): Move to df-core.c.
1075 (dump_bb_info): Move to cfgrtl.c.
1076 (dump_reg_info): Move to regstat.c.
1077 (dump_flow_info): Move to cfgrtl.c.
1078 (debug_flow_info): Likewise.
1079 (dump_edge_info): Do not look at cfun, a CFG without cfun is nonsense.
1080 * cfganal.c: Do not include tm.h, rtl.h, obstack.h, hard-reg-set.h,
1081 insn-config.h, recog.h, diagnostic-core.h, tm_p.h, and cfgloop.h.
1082 (flow_active_insn_p, forwarder_block_p, can_fallthru,
1083 could_fall_through): Move to cfgrtl.c.
1084 (set_edge_can_fallthru_flag): Moved to bb-reorder.c.
1085 (create_edge_list): Do not set edge_list's removed num_blocks.
1086 (print_edge_list): Look at n_basic_blocks instead of num_blocks.
1087 (flow_nodes_print): Remove.
1088 (flow_edge_list_print): Remove.
1089 (inverted_post_order_compute): Use FOR_ALL_BB.
1090 *cfgrtl.c (dump_flow_info): Moved from cfg.c.
1091 Do not call dump_reg_info.
1092 (debug_flow_info): Moved from cfg.c
1093 (dump_bb_info): Moved from cfg.c. Take 'verbose' argument
1094 to avoid looking at TDF_* flags from tree-pass.h.
1095 (flow_active_insn_p, forwarder_block_p, can_fallthru,
1096 could_fall_through): Moved from cfganal.c.
1097 (print_rtl_with_bb): Adjust dump_bb_info calls.
1098 * cfghooks.c (redirect_edge_succ_nodup): Moved from cfg.c.
1099 (remove_edge): Call redirect_edge_var_map_clear if IR_GIMPLE.
1100 (cfgcleanup.c): Look at MAY_HAVE_DEBUG_INSNS, not MAY_HAVE_DEBUG_STMTS.
1101 * cselib.c: Include tree.h with a FIXME.
1102 * df-core.c (reg_obstack): Moved from cfg.c.
1103 (dump_regset): Likewise.
1104 (debug_regset): Likewise. Make a DEBUG_FUNCTION.
1105 * final.c (compute_alignments): Call dump_reg_info before
1107 * function.c (function_name): New function.
1108 (current_function_name): Use it.
1109 * ifcvt.c (rest_of_handle_if_conversion): Call dump_reg_info before
1111 * ira-conflicts.c: Include tree.h with a note.
1112 * regstat.c (dump_reg_info): Moved here from cfg.c.
1113 * loop-init.c: Include regs.h instead of hard-reg-set.h.
1114 (rtl_loop_init): Call dump_reg_info before dump_flow_info.
1115 (rtl_loop_done): Likewise.
1116 * mcf.c: Include tree.h before langhooks.h.
1117 * predict.c (maybe_hot_count_p): Assert we have cfun.
1118 (probably_never_executed_bb_p): Likewise.
1119 * profile.c (compute_branch_probabilities): Use gimple_dump_cfg
1120 instead of dump_flow_info.
1121 * sched-deps.c: Include tree.h with a FIXME.
1122 (call_may_noreturn_p): Add FIXME note why this function has to
1123 look at function decls instead of function decl flags.
1124 * sched-vis.c: Include tree.h with a FIXME.
1125 (print_rtl_slim): Adjust dump_bb_info uses.
1126 * statistics.c (statistics_fini_pass_2): Use current_function_name
1127 to avoid including tree.h.
1128 (statistics_counter_event): Use function_name for the same reason.
1129 (statistics_histogram_event): Likewise.
1130 * tracer.c (tracer): Remove bogus gcc_assert. Use brief_dump_cfg
1131 instead of dump_flow_info.
1132 * var-tracking.c (variable_tracking_main_1): Call dump_reg_info
1133 before dump_flow_info.
1134 * doc/cfg.texi: Update CFG documentation.
1135 * Makefile.in (RTL_H): Depend on FLAGS_H.
1136 (GIMPLE_H): Depend on TREE_H.
1137 (FUNCTION_H): Depend on VEC_H, vecir.h, INPUT_H and MACHMODE_H,
1138 but no longer on TREE_H.
1139 (C_COMMON_H): Depend on TREE_H.
1140 (cselib.o, cse.o, cfganal.o, loop-init.o, ira-conflicts.o,
1141 sched-deps.o, sched-vis.o): Fixup dependencies.
1143 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
1145 * alias.h: Do not include coretypes.h in header files.
1146 * cppbuiltin.h: Likewise.
1147 * double-int.h: Likewise.
1148 * gimple-fold.h: Likewise.
1149 * flags.h: Likewise.
1150 * tree-ssa-alias.h: Likewise.
1151 * gengtype.h (obstack_chunk_alloc, obstack_chunk_free,
1152 OBSTACK_CHUNK_SIZE): Define here to avoid dependency on coretypes.h.
1153 * Makefile.in (RTL_BASE_H): Depend on coretypes.h.
1155 (ALIAS_H): Do not depend on coretypes.h.
1156 (FLAGS_H): Likewise.
1157 (realmpfr.o): Depend on coretypes.h.
1159 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
1161 * Makefile.in (gengtype-lex.o, gengtype-parse.o, gengtype-state.o,
1162 gengtype.o): Add -DGENERATOR_FILE manually for host gengtype objects.
1164 2012-07-07 Richard Earnshaw <rearnsha@arm.com>
1166 * arm.h (TARGET_CPU_CPP_BUILTINS): Remove Maverick support.
1167 (TARGET_FPA): Delete definition.
1168 (TARGET_MAVERICK): Likewise.
1169 (TARGET_FPA_EMU2): Likewise.
1170 (arm_fp_model): Remove FPA and Maverick models.
1171 (arm_arch_cirrus): Delete declaration.
1172 (FLOAT_WORDS_BIG_ENDIAN): Delete definition.
1173 (FIXED_REGISTERS): Remove FPA and Maverick support. Reorganize.
1174 (CALL_USED_REGISTERS): Likewise.
1175 (FIRST_FPA_REGNUM, LAST_FPA_REGNUM): Delete definition.
1176 (FIRST_VFP_REGNUM): Renumbered.
1177 (D7_VFP_REGNUM): Chain definition.
1178 (LAST_LO_VFP_REGNUM): Likewise.
1179 (FIRST_HI_VFP_REGNUM): Likewise.
1180 (LAST_HI_VFP_REGNUM): Likewise.
1181 (FIRST_IWMMXT_GR_REGNUM): Likewise.
1182 (LAST_IWMMXT_GR_REGNUM): Likewise.
1183 (FIRST_IWMMXT_REGNUM): Likewise.
1184 (LAST_IWMMXT_REGNUM): Likewise.
1185 (FRAME_POINTER_REGNUM): Renumbered.
1186 (ARG_POINTER_REGNUM): Renumbered.
1187 (FIRST_PSEUDO_REGISTER): Remove FPA and Maverick registers.
1188 (FIRST_CIRRUS_FP_REGNUM, LAST_CIRRUS_FP_REGNUM): Delete definitions.
1189 (HARD_REGNO_REGNUM): Remove FPA support.
1190 (REG_ALLOC_ORDER): Remove FPA and Maverick registers. Reorganize.
1191 (reg_class): Likewise.
1192 (REG_CLASS_NAMES): Likewise.
1193 (REG_CLASS_CONTENTS): Likewise.
1194 (CANNOT_CHANGE_MODE_CLASS): Never true. Update comment.
1195 (SECONDARY_INPUT_RELOAD_CLASS): Remove Maverick support.
1196 (CLASS_MAX_NREGS): Remove FPA and Maverick support.
1197 * aout.h (REGISTER_NAMES): Remove FPA and Maverick registers.
1198 Reorganize. Use AAPCS preferred names.
1199 (ADDITIONAL_REGISTER_NAMES): Remove aliases for Maverick. Update
1201 (OVERLAPPING_REGISTER_NAMES): Update register numbering.
1202 * arm.c (FL_CIRRUS): Delete definition.
1203 (arm_arch_cirrus): Delete variable.
1204 (arm_float_words_big_endian): Delete function.
1205 (cirrus_memory_offset): Delete function.
1206 (output_mov_long_double_fpa_from_arm): Delete function.
1207 (output_mov_long_double_arm_from_fpa): Delete function.
1208 (output_mov_double_fpa_from_arm): Delete function.
1209 (output_mov_double_arm_from_fpa): Delete function.
1210 (emit_sfm): Delete function.
1211 (maybe_get_arm_condition_code): Update comment.
1212 (arm_file_start): Always use softvfp for softfloat systems.
1213 (thumb_core_reg_alloc_order): Adjust for updated register allocation.
1214 (arm_option_override): Remove FPA and Maverick support. Always
1215 default to vfp as the fallback FPU format.
1216 (use_return_insn): Remove FPA support.
1217 (arm_get_frame_offsets): Likewise.
1218 (arm_save_coproc_regs): Likewise.
1219 (arm_canonicalize_comparison): Remove Maverick support.
1220 (arm_select_cc_mode): Likewise.
1221 (arm_gen_compare_reg): Likewise.
1222 (arm_print_operand): Likewise.
1223 (arm_libcall_value_1): Remove FPA and Maverick support.
1224 (arm_function_value_regno_p): Likewise.
1225 (arm_apply_result_size): Likewise.
1226 (arm_legitimate_index_p): Likewise.
1227 (thumb2_legitimate_index_p): Likewise.
1228 (legitimize_reload_address): Likewise.
1229 (arm_register_move_cost): Likewise.
1230 (arm_hard_regno_mode_ok): Likewise.
1231 (arm_regno_class): Likewise.
1232 (arm_dbx_register_number): Likewise.
1233 (arm_emit_unwind_sequence): Likewise.
1234 (arm_conditional_register_usage): Likewise.
1235 * arm-protos.h (neg_const_double_rtx_ok_for_fpa): Remove declaration.
1236 (cirrus_memory_offset): Likewise.
1237 (output_move_long_double_fpa_from_arm): Likewise.
1238 (output_move_long_double_arm_from_fpa): Likewise.
1239 (output_move_double_fpa_from_arm): Likewise.
1240 (output_move_double_arm_from_fpa): Likewise.
1241 (arm_float_words_big_endian): Likewise.
1242 * arm.md (CC_REGNUM): Renumbered.
1243 (VFPCC_REGNUM): Moved here. Renumbered.
1244 (FPA_F0_REGNUM, FPA_F7_REGNUM): Delete.
1245 (attr fpu): Remove FPA and Maverick support.
1246 * vfp.md (VFPCC_REGNUM): Delete. Moved to arm.md.
1247 * arm-cores.def (ep9312): Remove Maverick support.
1248 * arm-arches.def (ep9312): Delete architecture.
1249 * arm-tables.opt: Regenerated.
1251 * arm/linux-elf.h (FPUTYPE_DEFAULT): Set to vfp.
1253 2012-07-07 Steven Bosscher <steven@gcc.gnu.org>
1255 PR tree-optimization/53881
1256 * tree-switch-conversion.c (emit_case_bit_tests): Do not rely on
1257 comparing labels to establish uniqueness of a switch case target,
1258 use the CFG instead.
1260 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
1262 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
1263 due to negative shift amount.
1265 2012-07-07 Hans-Peter Nilsson <hp@axis.com>
1267 Fix configure test for "stack protector support in target C library".
1268 * configure.ac (test_prefix, test_exec_prefix): Move setting from
1269 inside sysroot handling to before and outside it.
1270 * configure: Regenerate.
1272 2012-07-06 Kai Tietz <ktietz@redhat.com>
1275 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
1276 as "/mingw/include".
1278 2012-07-06 Alexandre Oliva <aoliva@redhat.com>
1281 * var-tracking.c (vt_add_function_parameter): Convert
1282 internal_arg_pointer into arg_pointer-based address even
1285 2012-07-06 Alexandre Oilva <aoliva@redhat.com>
1287 PR rtl-optimization/53827
1290 * alias.c (memrefs_conflict_p): Adjust offset and size by the
1291 same amount for alignment ANDs.
1293 2012-07-06 Tom de Vries <tom@codesourcery.com>
1295 PR tree-optimization/51879
1296 * tree-ssa-sccvn.c (copy_reference_ops_from_call)
1297 (visit_reference_op_call): Handle case that lhs is not an SSA_NAME.
1298 (visit_use): Also call visit_reference_op_call for calls with a vdef.
1300 2012-07-06 Tom de Vries <tom@codesourcery.com>
1302 PR tree-optimization/52009
1303 * tree-ssa-tail-merge.c (gimple_equal_p): For GIMPLE_ASSIGN, compare
1304 value numbers of gimple_vdef.
1305 * tree-ssa-sccvn.h (vn_reference_insert): Add vdef parameter to
1307 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle MODIFY_EXPR.
1308 (vn_reference_insert): Add and handle vdef parameter.
1309 (visit_reference_op_load): Add argument to vn_reference_insert call.
1310 (visit_reference_op_store): Find value number of vdef of store. Insert
1311 value number of vdef of store.
1313 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
1315 * config/i386/i386.md (simple lea to add peephole): Also transform
1316 RTXes where second PLUS operand matches output.
1318 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
1320 * config/i386/i386.c (construct_plt_address): Make static.
1321 * config/i386/i386-protos.h (construct_plt_address): Remove.
1323 2012-07-06 Nick Clifton <nickc@redhat.com>
1325 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
1326 default_encode_section_info.
1328 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
1331 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
1332 emit PIC sequence for fnaddr symbol reference in advance.
1334 2012-07-06 Eric Botcazou <ebotcazou@adacore.com>
1337 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
1339 * dwarf2out.c (function_possibly_abstracted_p): New static function.
1340 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
1341 cgraph_function_possibly_inlined_p.
1342 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
1343 (process_scope_var): Do not emit concrete instances of abstracted
1344 nested functions from here.
1345 (gen_decl_die): Emit the abstract instance if the function is possibly
1346 abstracted and not only possibly inlined.
1347 (dwarf2out_finish): Find the first non-abstract parent instance and
1348 attach concrete instances on the limbo list to it.
1350 2012-07-05 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1351 Julian Brown <julian@codesourcery.com>
1355 * config/arm/neon-gen.ml (return_by_ptr): Delete.
1356 (print_function): Handle empty strings.
1357 (return): Delete use of return_by_ptr.
1358 (mask_shape_for_shuffle): New function.
1359 (mask_elems): Likewise.
1360 (shuffle_fn): Likewise.
1361 (params): Simplify and remove use of return_by_ptr.
1362 (get_shuffle): New function.
1363 (print_variant): Update.
1364 * config/arm/neon.ml (rev_elems): New function.
1365 (permute_range): Likewise.
1366 (zip_range): Likewise.
1367 (uzip_range): Likewise.
1368 (trn_range): Likewise.
1369 (zip_elems): Likewise.
1370 (uzip_elems): Likewise.
1371 (trn_elems): Likewise.
1372 (features): New enumeration Use_shuffle. Delete ReturnPtr.
1375 (ops): Update entries for Vrev64, Vrev32, Vrev16, Vtr, Vzip, Vuzp.
1376 * config/arm/arm_neon.h: Regenerate.
1378 2012-07-05 Richard Guenther <rguenther@suse.de>
1380 * tree-pretty-print.c (dump_generic_node): Properly test
1381 the result of exact_log2.
1383 2012-07-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1385 * config/s390/s390-protos.h (s390_expand_movmem)
1386 (s390_expand_cmpmem): Add return value.
1387 * config/s390/s390.c (s390_expand_movmem, s390_expand_cmpmem):
1388 Return FALSE to use the library function in some cases.
1389 * config/s390/s390.md (movmem, cmpmem): Evaluate return value of C
1392 2012-07-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1394 * config.gcc: Enable ifunc attribute by default on s390 and s390x.
1396 2012-07-05 Steven Bosscher <steven@gcc.gnu.org>
1398 * expr.c (try_casesi): Remove bogus ATTRIBUTE_UNUSED markers.
1399 * stmt.c (dump_case_nodes): New.
1400 (expand_case): Split out code generation parts into new functions.
1401 (expand_switch_as_decision_tree_p): Split out from expand_case.
1402 (emit_case_decision_tree): Likewise.
1403 (emit_case_dispatch_table): Likewise.
1405 2012-07-05 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1407 * config/arm/iterators.md (SDF): New mode iterator.
1408 (V_if_elem): Add support for SF and DF modes.
1410 (F_constraint): New mode iterator attribute.
1411 (F_fma_type): Likewise.
1412 config/arm/vfp.md (fma<SDF:mode>4): New pattern.
1413 (*fmsub<SDF:mode>4): Likewise.
1414 (*fmnsub<SDF:mode>4): Likewise.
1415 (*fmnadd<SDF:mode>4): Likewise.
1417 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
1419 * expmed.c (expand_mult): Initialize coeff and is_neg.
1421 2012-07-04 Oleg Endo <olegendo@gcc.gnu.org>
1423 * config/sh/predicates.md (zero_extend_operand): New predicate.
1424 * config/sh/sh.md (zero_extendhisi2): Simplify by using new
1425 zero_extend_operand predicate.
1426 (zero_extendqisi2): Likewise.
1428 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
1431 * ipa.c (symtab_remove_unreachable_nodes): Partially revert r187375
1432 to not call cgraph_propagate_frequency if something was changed.
1434 2012-07-04 Richard Guenther <rguenther@suse.de>
1437 * gimple-fold.c (get_base_constructor): Do not return an
1438 error_mark_node DECL_INITIAL.
1440 2012-07-04 Richard Guenther <rguenther@suse.de>
1442 PR tree-optimization/53844
1443 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
1444 the loop virtual PHI.
1446 2012-07-04 Richard Guenther <rguenther@suse.de>
1448 PR tree-optimization/53849
1449 * tree-cfg.c (move_stmt_op): Only call add_referenced_var
1450 for duplicated locals. Use add_referenced_var_1 to avoid
1451 pushing/popping cfun.
1453 2012-07-04 Kai Tietz <ktietz@redhat.com>
1455 * config/i386/winnt.c (i386_pe_reloc_rw_mask): New function.
1456 * config/i386/i386-protos.h (i386_pe_reloc_rw_mask): Add
1458 * config/i386/cygming.h (TARGET_ASM_RELOC_RW_MASK): Define
1459 as i386_pe_reloc_rw_mask.
1461 2012-07-04 Richard Guenther <rguenther@suse.de>
1463 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
1464 as in free_lang_data_in_type.
1466 2012-07-04 Tobias Grosser <tobias@grosser.es>
1467 Michael Matz <matz@suse.de>
1469 * Makefile.in (OBJS): Add graphite-optimize-isl.o.
1470 (graphite-optimize-isl.o): Add dependencies.
1471 * common.opt (floop-nest-optimize): New flag.
1472 * doc/invoke.texi (floop-nest-optimize): Document.
1473 * graphite-dependences.c (compute_deps): Export.
1474 * graphite-poly.h (compute_deps): Declare.
1475 * graphite-optimize-isl.c: New file.
1476 * graphite-poly.c (apply_poly_transforms): Run the loop
1478 * tree-ssa-loop.c (gate_graphite_transforms): Enable graphite
1479 if -floop-nest-optimize is enabled.
1481 2012-07-03 Oleg Endo <olegendo@gcc.gnu.org>
1483 * config/sh/predicates.md (logical_and_operand): New predicate.
1484 * config/sh/constraints.md (Jmb, Jmw): New constraints.
1485 * config/sh/sh.md (andsi3): Move expander above insns. Add handling
1486 of 0xFFFF constant. Use logical_and_operand predicate and
1487 satisfies_constraint_Jmb, satisfies_constraint_Jmw.
1488 (*andsi3_compact): Make it an insn_and_split. Use
1489 logical_and_operand predicate. Add Jmb,Jmw alternatives.
1491 2012-07-03 Jason Merrill <jason@redhat.com>
1494 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
1496 2012-07-03 Nick Clifton <nickc@redhat.com>
1498 * config/mep/mep.c (mep_reorg_regmove): Use
1499 next_nonnote_non_debug_insn to advance to the next insn. Do not
1500 expect delete_insn to return an rtx.
1502 2012-07-03 Richard Guenther <rguenther@suse.de>
1504 * doc/install.texi (CLooG): Clarify how CLooG needs to be
1505 configured and that it needs to be built against ISL 0.10.
1507 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
1509 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
1510 code model string in the error message.
1512 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
1515 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
1516 sibcall_insn_operand. Move it to a temporary register if not.
1518 2012-07-03 Andreas Schwab <schwab@linux-m68k.org>
1521 * config/m68k/m68k.c (m68k_option_override): Reset stack_limit_rtx
1524 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
1526 * config/i386/xmmintrin.h (_mm_sfence): Use __builtin_ia32_pause.
1528 2012-07-03 Roland McGrath <mcgrathr@google.com>
1530 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): Also require that the
1531 assembler accept 'rep bsf ...', 'rep bsr ...', 'rep ret' and 'rep nop'.
1532 * configure: Regenerated.
1533 * config/i386/i386.md (simple_return_internal_long): Use %;
1534 (ctz<mode>2): Likewise.
1537 2012-07-02 Oleg Endo <olegendo@gcc.gnu.org>
1540 * config/sh/predicates.md (t_reg_operand, negt_reg_operand): New
1542 * config/sh/sh-protos.h (get_t_reg_rtx): New prototype.
1543 * config/sh/sh.c (get_t_reg_rtx): New function. Use it when invoking
1544 gen_branch_true and gen_branch_false.
1545 * config/sh/sh.md: Use get_t_reg_rtx when invoking gen_branch_true and
1547 (branch_true, branch_false): Use t_reg_operand predicate.
1548 (*branch_true, *branch_false): Delete.
1549 (movt): Use t_reg_operand predicate.
1550 (*negnegt): Use negt_reg_operand predicate and fold little and big
1552 (*movtt): Use t_reg_operand and fold little and big endian variants.
1555 2012-07-02 Steven Bosscher <steven@gcc.gnu.org>
1557 * stmt.c (emit_case_bit_tests): Remove.
1558 (expand_case): Remove expand_switch_using_bit_tests_p code.
1559 * tree-switch-conversion.c (hoist_edge_and_branch_if_true): New.
1560 (MAX_CASE_BIT_TESTS): Moved from stmt.c to here.
1561 (lshift_cheap_p): Likewise.
1562 (expand_switch_using_bit_tests_p): Likewise.
1563 (struct case_bit_test): Likewise.
1564 (case_bit_test_cmp): Likewise.
1565 (emit_case_bit_tests): New implementation for GIMPLE.
1566 (gen_inbound_check): Do not release post-dominator info here.
1567 (process_switch): Reorder code. Expand as bit tests if it
1569 (do_switchconv): Release post-dominator info here if something changed.
1570 (struct gimple_opt_pass): Verify more.
1571 * tree.h (expand_switch_using_bit_tests_p): Remove prototype.
1573 2012-07-02 Martin Jambor <mjambor@suse.cz>
1576 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
1577 dynamic type change check.
1579 2012-07-02 Richard Guenther <rguenther@suse.de>
1580 Michael Matz <matz@suse.de>
1581 Tobias Grosser <tobias@grosser.es>
1582 Sebastian Pop <sebpop@gmail.com>
1584 * Makefile.in: Remove PPL flags in favor of ISL ones.
1585 (BACKENDLIBS): Remove PPL libs.
1586 (INCLUDES): Remove PPL includes in favor of ISL ones.
1587 (graphite-clast-to-gimple.o): Remove graphite-dependences.h and
1588 graphite-cloog-compat.h dependencies.
1589 (graphite-dependences.o): Likewise.
1590 (graphite-poly.o): Likewise.
1591 * configure.ac: Declare ISL vars instead of PPL ones.
1592 * configure: Regenerated.
1593 * doc/install.texi: Replace PPL requirement documentation with ISL one.
1594 * graphite-blocking.c: Remove PPL code, add ISL equivalent.
1595 * graphite-clast-to-gimple.c: Likewise.
1596 * graphite-dependences.c: Likewise.
1597 * graphite-interchange.c: Likewise.
1598 * graphite-poly.h: Likewise.
1599 * graphite-poly.c: Likewise.
1600 * graphite-sese-to-poly.c: Likewise.
1601 * graphite.c: Likewise.
1602 * graphite-scop-detection.c: Re-arrange includes.
1603 * graphite-cloog-util.c: Remove.
1604 * graphite-cloog-util.h: Likewise.
1605 * graphite-ppl.h: Likewise.
1606 * graphite-ppl.c: Likewise.
1607 * graphite-dependences.h: Likewise.
1609 2012-07-02 Richard Guenther <rguenther@suse.de>
1611 Merge from graphite branch
1612 2011-07-21 Tobias Grosser <tobias@grosser.es>
1614 * Makefile.in (graphite-clast-to-gimple.o, graphite-cloog-util.o):
1615 Remove graphite-cloog-util.h.
1616 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop,
1617 build_iv_mapping, translate_clast_user, translate_clast,
1618 free_scattering, initialize_cloog_names, build_cloog_prog,
1619 create_params_index): Do not use old compatibility functions.
1620 (clast_name_to_index, set_cloog_options): Remove code for legacy cloog.
1621 * graphite-cloog-util.c (openscop_print_cloog_matrix): Do not use old
1622 compatibility functions.
1623 (new_Cloog_Scattering_from_ppl_Polyhedron): Remove code for legacy
1625 * graphite-cloog-util.h: Remove include of graphite-cloog-util.h.
1626 * graphite.c (graphite.c): Do not call outdated cloog_initialize() and
1628 * graphite-cloog-compat.h: Remove.
1630 2011-08-09 Tobias Grosser <tobias@grosser.es>
1632 * graphite-clast-to-gimple.c (new_clast_name_index): Store a copy
1633 of the string, no just a reference.
1634 (clast_name_index): Add a new field, that specifies if we need to free
1636 (free_clast_name_index): If necessary, free the name string.
1637 (clast_name_index_elt_info): Calculate the hash based on the string
1638 content, not the memory location it is stored in.
1639 (clast_name_to_level): Specify that we do not need to free the name.
1640 (clast_name_to_index): Dito.
1641 (clast_name_to_lb_ub): Dito.
1642 (eq_clast_name_indexes): Compare the strings, not their base pointers.
1643 (free_scattering): Removed.
1644 (initialize_cloog_names): Renamed to add_names_to_union_domain().
1645 (add_names_to_union_domain): Changed to work on a union_domain,
1646 instead of a CloogNames structure.
1647 (build_cloog_prog): Removed.
1648 (build_cloog_union_domain): New.
1649 (generate_cloog_input): New.
1650 (scop_to_clast): Use CloogInput instead of CloogProgram.
1651 (print_generated_program): Adapt to new scop_to_clast() and do not
1652 print the CloogProgram any more.
1653 (create_params_index): Removed, functionality integrated in
1654 add_names_to_union_domain().
1655 (gloog): Adapt to new scop_to_clast().
1656 * graphite-clast-to-gimple.h (scop_to_clast): Remove.
1658 2012-01-11 Tobias Grosser <tobias@grosser.es>
1660 * graphite-clast-to-gimple.c (clast_name_to_index,
1661 clast_name_to_lb_ub, clast_name_to_gcc): Change types.
1662 (clast_to_gcc_expression): Add clast_expr_name as a new
1663 case. Do not assume a clast_expr_term points always to a
1665 (type_for_clast_term): Do not assume a clast_expr_term points always to
1667 (type_for_clast_name): New.
1668 (type_for_clast_expr): Add clast_expr_name as a new case.
1670 2011-08-03 Sebastian Pop <sebpop@gmail.com>
1672 * graphite-cloog-util.c (new_Cloog_Domain_from_ppl_Polyhedron,
1673 new_Cloog_Scattering_from_ppl_Polyhedron,
1674 new_Cloog_Domain_from_ppl_Pointset_Powerset): Remove ATTRIBUTE_UNUSED.
1676 2012-07-02 Jakub Jelinek <jakub@redhat.com>
1678 PR tree-optimization/53645
1679 * tree-vect-generic.c (expand_vector_divmod): Use TYPE_MODE (type)
1680 instead of TYPE_MODE (wider_type) as can_vec_perm_p argument.
1682 2012-07-01 Wei Guozhi <carrot@google.com>
1685 * config/arm/arm-protos.h (const_ok_for_dimode_op): New prototype.
1686 * config/arm/arm.c (const_ok_for_dimode_op): New function.
1687 * config/arm/constraints.md (Dd): New constraint.
1688 * config/arm/predicates.md (arm_adddi_operand): New predicate.
1689 * config/arm/arm.md (adddi3): Extend it to handle constants.
1690 (arm_adddi3): Likewise.
1691 (addsi3_carryin_<optab>): Extend it to handle sbc case.
1692 (addsi3_carryin_alt2_<optab>): Likewise.
1693 * config/arm/neon.md (adddi3_neon): Extend it to handle constants.
1695 2012-06-30 Nathan Sidwell <nathan@acm.org>
1697 * coverage.c (bbg_file_stamp): New.
1698 (read_counts_file): Merge incoming stamp with bbg_file_stamp.
1699 (build_info): Write bbg_file_stamp.
1700 (coverage_init): Initialize bbg_file_stamp. Read counts file
1701 before writing graph header.
1702 (coverage_finish): Don't unlink the data file if we can generate a
1704 * tree.h (crc32_unsigned): Declare.
1705 * tree.c (crc32_unsigned_bits): New, broken out of ...
1706 (crc32_byte): ... here. Use it.
1707 (crc32_unsigned): New.
1709 2012-06-29 Cary Coutant <ccoutant@google.com>
1711 * dwarf2out.c (add_pubname_string): Don't check for want_pubnames.
1712 (gen_subprogram_die): Don't add pubname if want_pubnames is false.
1713 (gen_variable_die): Likewise.
1714 (gen_namespace_die): Likewise.
1716 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
1718 * tree-eh.c (lower_try_finally_switch): Really put the location of the
1719 last statement of the finally block onto the switch.
1721 2012-06-29 H.J. Lu <hongjiu.lu@intel.com>
1724 * config/i386/gnu-user64.h (WCHAR_TYPE): Use "int" only for
1727 2012-06-29 Sterling Augustine <saugustine@google.com>
1729 * dwarf2out.c (add_pubname): Add comment.
1730 (add_pubtype): Fix indentation.
1731 (gen_enumeration_type_die): Likewise.
1733 2012-06-29 Jakub Jelinek <jakub@redhat.com>
1735 * tree-vect-generic.c (expand_vector_divmod): For even/odd
1736 widening multiply, put even always as first argument to VEC_PERM_EXPR.
1738 2012-06-29 Richard Henderson <rth@redhat.com>
1740 * tree-vect-generic.c: Include target.h.
1741 (expand_vector_divmod): Use builtin_mul_widen_even/odd if supported.
1742 * Makefile.in (tree-vect-generic.o): Update.
1744 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
1746 * configure.ac: Remove special gtfiles case for C.
1747 * configure: Regenerate.
1748 * Makefile.in: Remove C front-end hooks and build hooks that
1749 will be picked up from c/Make-lang.in now.
1750 Add tree-mudflap to C_COMMON_OBJS.
1751 * gengtype.c (files_rules): Adjust gt-files for c/c-decl.c.
1752 * config/vms/vms.c: Look for c-tree.h in c/.
1753 * doc/gty.texi: Remove reference to c-config-lang.in.
1754 * doc/sourcebuild.texi: Document the c/ subdirectory.
1756 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
1758 * system.h (CASE_USE_BIT_TESTS): Poison.
1759 * stmt.c (CASE_USE_BIT_TESTS): Fold away into its only user ...
1760 (expand_switch_using_bit_tests_p): ...here.
1761 * doc/tm.texi.in (CASE_USE_BIT_TESTS): Remove documentation.
1762 * doc/tm.texi (CASE_USE_BIT_TESTS): Regenerate.
1764 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
1766 * system.h (IFCVT_EXTRA_FIELDS): Poison.
1767 (IFCVT_INIT_EXTRA_FIELDS): Poison.
1768 * basic-block.h (struct ce_if_block): Remove IFCVT_EXTRA_FIELDS.
1769 * ifcvt.c (find_if_header): Use IFCVT_MACHDEP_INIT instead of
1770 IFCVT_INIT_EXTRA_FIELDS.
1771 * gengtype-parse.c (struct_field_seq): Remove obsolete comment.
1772 * config/frv/frv.h (IFCVT_INIT_EXTRA_FIELDS): Rename to
1774 * config/frv/frv.c (frv_ifcvt_init_extra_fields): Rename to
1775 frv_ifcvt_machdep_init.
1776 * doc/tm.texi.in (IFCVT_INIT_EXTRA_FIELDS, IFCVT_EXTRA_FIELDS):
1777 Remove documentation.
1778 (IFCVT_MACHDEP_INIT): Document.
1779 * doc/tm.texi: Regenerate.
1781 2012-06-29 Nick Clifton <nickc@redhat.com>
1783 * config/lm32/lm32.c (lm32_compute_frame_size): Fix typo.
1785 2012-06-29 Jakub Jelinek <jakub@redhat.com>
1787 * tree-vect-stmts.c (vectorizable_operation): Check both
1788 VEC_WIDEN_MULT_LO_EXPR and VEC_WIDEN_MULT_HI_EXPR optabs.
1789 Verify that operand[0]'s mode is TYPE_MODE (wide_vectype).
1791 2012-06-28 Richard Henderson <rth@redhat.com>
1793 * doc/generic.texi (MULT_HIGHPART_EXPR): Document it.
1795 2012-06-28 Jakub Jelinek <jakub@redhat.com>
1797 PR tree-optimization/51581
1798 * tree-vect-stmts.c (permute_vec_elements): Add forward decl.
1799 (vectorizable_operation): Handle vectorization of MULT_HIGHPART_EXPR
1800 also using VEC_WIDEN_MULT_*_EXPR or builtin_mul_widen_* plus
1801 VEC_PERM_EXPR if vector MULT_HIGHPART_EXPR isn't supported.
1802 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use
1803 MULT_HIGHPART_EXPR instead of VEC_WIDEN_MULT_*_EXPR and shifts.
1805 PR tree-optimization/53645
1806 * tree-vect-generic.c (expand_vector_divmod): Use MULT_HIGHPART_EXPR
1807 instead of VEC_WIDEN_MULT_{HI,LO}_EXPR followed by VEC_PERM_EXPR
1810 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
1813 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
1814 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
1815 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
1816 avr_hard_regno_call_part_clobbered.
1818 2012-06-28 Richard Guenther <rguenther@suse.de>
1821 * expr.c (expand_expr_real_1): Verify if the type is complete
1822 before inspecting its size.
1824 2012-06-28 Andreas Schwab <schwab@linux-m68k.org>
1826 * doc/include/gpl.texi: Remove.
1827 * doc/sourcebuild.texi (Texinfo Manuals): Don't mention gpl.texi.
1829 2012-06-28 Jakub Jelinek <jakub@redhat.com>
1831 PR tree-optimization/53645
1832 * tree-vect-generic.c (add_rshift): New function.
1833 (expand_vector_divmod): New function.
1834 (expand_vector_operation): Use it for vector integer
1835 TRUNC_{DIV,MOD}_EXPR by VECTOR_CST.
1836 * tree-vect-patterns.c (vect_recog_divmod_pattern): Replace
1837 unused lguup variable with dummy_int.
1839 2012-06-28 OLivier Hainque <hainque@adacore.com>
1841 * expr.c (convert_move): Latch mem integer inputs into a
1842 register before expanding a multi-instructions sequence.
1844 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
1845 Uros Bizjak <ubizjak@gmail.com>
1846 Jakub Jelinek <jakub@redhat.com>
1850 * var-tracking.c (vt_emit_notes): Release loc_exp_dep_pool...
1851 (vt_finalize): ... here instead, if needed.
1853 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
1858 * dce.c (word_dce_process_block): Check whether inserting debug
1859 temps are needed even for needed insns.
1860 (dce_process_block): Likewise.
1861 * df-problems.c (dead_debug_add): Add comment about multi-regs.
1862 (dead_debug_insert_temp): Likewise. Don't subreg when we're
1863 setting fewer regs than a multi-reg requires.
1865 2012-06-27 Richard Henderson <rth@redhat.com>
1867 * config/alpha/alpha.c (alpha_dimode_u): New.
1868 (alpha_init_builtins): Initialize it, and use it.
1869 (alpha_fold_builtin_cmpbge): Use alpha_dimode_u.
1870 (alpha_fold_builtin_zapnot, alpha_fold_builtin_insxx): Likewise.
1871 (alpha_fold_vector_minmax, alpha_fold_builtin_perr): Likewise.
1872 (alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb): Likewise.
1873 (alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw): Likewise.
1874 (alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz): Likewise.
1875 (alpha_fold_builtin_ctpop): Likewise.
1876 (alpha_fold_builtin_umulh): Remove.
1877 (alpha_fold_builtin): Use MULT_HIGHPART_EXPR for UMULH; fix
1878 typo in MAX_ARGS check.
1880 2012-06-27 Richard Henderson <rth@redhat.com>
1882 * tree.def (MULT_HIGHPART_EXPR): New.
1883 * cfgexpand.c (expand_debug_expr): Ignore it.
1884 * expr.c (expand_expr_real_2): Handle it.
1885 * fold-const.c (int_const_binop_1): Likewise.
1886 * optabs.c (optab_for_tree_code): Likewise.
1887 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
1888 * tree-inline.c (estimate_operator_cost): Likewise.
1889 * tree-pretty-print.c (dump_generic_node): Likewise.
1890 (op_code_prio, op_symbol_code): Likewise.
1891 * tree.c (commutative_tree_code): Likewise. Also handle
1892 WIDEN_MULT_EXPR, VEC_WIDEN_MULT_HI_EXPR, VEC_WIDEN_MULT_LO_EXPR.
1894 2012-06-27 Richard Henderson <rth@redhat.com>
1897 * config/i386/i386.c (ix86_rtx_costs): Fix typo vs UNITS_PER_WORD
1898 in 2012-06-23 change. Adjust two other DImode tests as well.
1900 2012-06-27 Nick Clifton <nickc@redhat.com>
1902 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
1905 2012-06-27 Richard Guenther <rguenther@suse.de>
1908 * tree-chrec.c (chrec_convert_1): Represent truncation to
1909 a type with undefined overflow as truncation to an unsigned
1910 type converted to the type with undefined overflow.
1911 * tree-scalar-evolution.c (interpret_rhs_expr): For computing
1912 the scalar evolution of a truncated widened operation avoid
1913 looking at the non-existing evolution of the widened operation
1916 2012-06-27 Richard Guenther <rguenther@suse.de>
1918 PR tree-optimization/53774
1919 * tree-ssa-reassoc.c (get_rank): All default defs have
1921 (init_reassoc): Precompute rank for all SSA default defs.
1923 2012-06-27 Nick Clifton <nickc@redhat.com>
1925 * config/rx/rx.md (simple_return): Use the simple_return rtx.
1927 2012-06-26 Richard Henderson <rth@redhat.com>
1929 * config/i386/i386.c (ix86_rtx_costs): Use standard_sse_constant_p
1930 and don't fall thru from standard_80387_constant_p to the memory
1933 2012-06-26 Richard Henderson <rth@redhat.com>
1935 * config/i386/i386.c (bdesc_args): Update. Change
1936 IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI to OPTION_MASK_ISA_SSE2.
1937 (IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): New.
1938 (ix86_builtin_mul_widen_even): Use it.
1939 (ix86_builtin_mul_widen_odd): Relax SMUL_ODD from sse4 to sse2.
1940 (ix86_expand_mul_widen_evenodd): Handle signed for sse2.
1941 * config/i386/sse.md (vec_widen_<s>mult_hi_<V124_AVX2>): Allow
1943 (vec_widen_<s>mult_lo_<V124_AVX2>): Likewise.
1944 (vec_widen_<s>mult_odd_<VI4_AVX2>): Likewise. Relax from V124_AVX2.
1945 (vec_widen_smult_even_v4si): New.
1947 2012-06-26 Richard Henderson <rth@redhat.com>
1949 * config/i386/sse.md (mul<VI8_AVX2>3): Change from insn_and_split
1950 to expander; move guts to ...
1951 * config/i386/i386.c (ix86_expand_sse2_mulvxdi3): ... here. Add
1952 highparts before shifting up.
1953 * config/i386/i386-protos.h: Update.
1955 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
1957 * system.h (USE_COMMON_FOR_ONE_ONLY): Poison.
1958 * defaults.h (USE_COMMON_FOR_ONE_ONLY): Do not provide default.
1959 * config/darwin.h (USE_COMMON_FOR_ONE_ONLY): Do not define.
1961 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
1963 * var-tracking.c (vt_add_function_parameter): Use a preserved
1964 VALUE for the MEM address of an incoming parameter.
1966 2012-06-26 Sterling Augustine <saugustine@google.com>
1968 * dwarf2out.c (output_pubnames): Add check for DW_TAG_enumerator.
1969 (prune_unused_types): Likewise.
1971 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
1973 * system.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
1974 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Poison.
1975 * vmsdbgout.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
1976 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Rename to
1977 VMS_UNALIGNED_SHORT_ASM_OP, VMS_UNALIGNED_INT_ASM_OP,
1978 VMS_UNALIGNED_LONG_ASM_OP, and VMS_UNALIGNED_DOUBLE_INT_ASM_OP.
1979 * config/microblaze/microblaze.h (UNALIGNED_SHORT_ASM_OP,
1980 UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Do not define.
1981 * doc/tm.texi.in: Remove UNALIGNED_INT_ASM_OP reference from the
1983 * doc/tm.texi: Regenerate.
1984 * doc/cpp.texi: Make example for #error generic.
1985 * config/frv/frv.h: Fix example text to match tm.texi.
1987 2012-06-26 Bill Schmidt <wschmidt@linux.ibm.com>
1989 * tree-pass.h (pass_strength_reduction): New decl.
1990 * tree-ssa-loop-ivopts.c (initialize_costs): Make non-static.
1991 (finalize_costs): Likewise.
1992 * timevar.def (TV_TREE_SLSR): New timevar.
1993 * gimple-ssa-strength-reduction.c: New.
1994 * tree-flow.h (initialize_costs): New decl.
1995 (finalize_costs): Likewise.
1996 * Makefile.in (tree-ssa-strength-reduction.o): New dependencies.
1997 * passes.c (init_optimization_passes): Add pass_strength_reduction.
1999 2012-06-26 Matt Turner <mattst88@gmail.com>
2001 * doc/extend.texi (__builtin_arm_tinsrb): Add missing second parameter.
2002 (__builtin_arm_tinsrh): Likewise.
2003 (__builtin_arm_tinsrw): Likewise.
2004 (__builtin_arm_wsadb): Add missing v2si parameter.
2005 (__builtin_arm_wsadh): Likewise.
2006 (__builtin_arm_getwcx): Delete.
2007 (__builtin_arm_setwcx): Delete.
2008 (__builtin_arm_getwcgr0): Add.
2009 (__builtin_arm_getwcgr1): Add.
2010 (__builtin_arm_getwcgr2): Add.
2011 (__builtin_arm_getwcgr3): Add.
2012 (__builtin_arm_setwcgr0): Add.
2013 (__builtin_arm_setwcgr1): Add.
2014 (__builtin_arm_setwcgr2): Add.
2015 (__builtin_arm_setwcgr3): Add.
2017 2012-06-26 Richard Guenther <rguenther@suse.de>
2020 2012-06-21 Richard Guenther <rguenther@suse.de>
2022 * tree-inline.c (estimate_num_insns): Estimate call cost for
2025 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
2028 * doc/tm.texi.in: Document LOGICAL_OP_NON_SHORT_CIRCUIT.
2029 * doc/tm.texi: Regenerate.
2031 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
2034 * config/mips/mips.h: Do not define ALL_COP_ADDITIONAL_REGISTER_NAMES.
2035 * config/frv/frv.h: Do not define REVERSE_CONDEXEC_PREDICATES_P.
2036 * doc/tm.texi.in: Remove documentation for unused target macros
2037 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
2038 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
2039 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
2040 TARGET_NARROW_VOLATILE_BITFIELDS.
2041 Document that MD_HANDLE_UNWABI is a macro in libgcc.
2042 * doc/tm.texi: Regenerate.
2043 * system.h: Poison target macros
2044 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
2045 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
2046 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
2047 TARGET_NARROW_VOLATILE_BITFIELDS
2049 2012-06-26 Jan Hubicka <jh@suse.cz>
2052 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
2055 2012-06-26 Dehao Chen <dehao@google.com>
2057 * tree-inline.c: (expand_call_inline): Ensure that lexical block's
2058 source location is consistant with the call stmt.
2060 2012-06-26 Ulrich Weigand <ulrich.weigand@linaro.org>
2062 PR tree-optimization/53729
2063 PR tree-optimization/53636
2064 * tree-vect-slp.c (vect_slp_analyze_bb_1): Delay call to
2065 vect_verify_datarefs_alignment until after statements have
2066 been marked as relevant/irrelevant.
2067 * tree-vect-data-refs.c (vect_verify_datarefs_alignment):
2068 Skip irrelevant statements.
2069 (vect_enhance_data_refs_alignment): Use STMT_VINFO_RELEVANT_P
2070 instead of STMT_VINFO_RELEVANT.
2071 (vect_get_data_access_cost): Do not check for supportable
2072 alignment before calling vect_get_load_cost/vect_get_store_cost.
2073 * tree-vect-stmts.c (vect_get_store_cost): Do not abort when
2074 handling unsupported alignment.
2075 (vect_get_load_cost): Likewise.
2077 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
2079 * config/rl78/rl78.h: Do not undefine DONT_USE_BUILTIN_SETJMP.
2080 Do not define JMP_BUF_SIZE.
2082 2012-06-26 Jakub Jelinek <jakub@redhat.com>
2084 PR tree-optimization/53748
2085 * tree-ssa-phiopt.c (conditional_replacement): Only optimize
2086 if arg0/arg1 have integral or pointer types.
2088 2012-06-25 Richard Henderson <rth@redhat.com>
2090 * config/i386/sse.md (sse2_sse4_1): Remove code attr.
2091 (<s>dot_prodv4si, <s>dot_prodv8si): Remove
2092 (sdot_prodv4si): New; handle only XOP.
2094 2012-06-25 Richard Henderson <rth@redhat.com>
2096 * config/i386/i386-builtin-types.def (V4UDI, V8USI): New.
2097 (V2UDI_FUNC_V4USI_V4USI): New.
2098 (V4UDI_FUNC_V8USI_V8USI): New.
2099 * config/i386/i386.c (ix86_expand_args_builtin): Handle them.
2100 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): New.
2101 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): New.
2102 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): New.
2103 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): New.
2104 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): New.
2105 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): New.
2106 (bdesc_args): Add them.
2107 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): New.
2108 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): New.
2109 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): New.
2110 (ix86_expand_mul_widen_evenodd): Use xop_pmacsdqh.
2111 * config/i386/sse.md (vec_widen_<s>mult_odd_<V124_AVX2>): New.
2113 2012-06-25 Richard Henderson <rth@redhat.com>
2115 * config/i386.sse.md (mul<VI4_AVX2>3): Use xop_pmacsdd.
2117 2012-06-25 Richard Henderson <rth@redhat.com>
2119 * config/i386/i386.c (ix86_rtx_costs) [MULT]: Only apply XOP cost
2121 (ix86_expand_vec_interleave): New.
2122 (ix86_expand_mul_widen_evenodd): New.
2123 (ix86_expand_mul_widen_hilo): New.
2124 (ix86_expand_sse2_mulv4si3): Use ix86_expand_mul_widen_evenodd.
2125 * config/i386/i386.md (u_bool) New code attr.
2126 * config/i386/predicates.md
2127 (nonimmediate_or_const_vector_operand): Remove.
2128 * config/i386/sse.md (mul<VI4_AVX2>3): Don't use it; don't test
2129 both AVX and SSE4_1.
2130 (vec_widen<s>mult_hi_<VI2_AVX2>): Remove.
2131 (vec_widen<s>mult_lo_<VI2_AVX2>): Remove.
2132 (vec_widen<s>mult_hi_v8si): Remove.
2133 (vec_widen<s>mult_lo_v8si): Remove.
2134 (vec_widen_smult_hi_v4si): Remove.
2135 (vec_widen_smult_lo_v4si): Remove.
2136 (vec_widen_umult_hi_v4si): Remove.
2137 (vec_widen_umult_lo_v4si): Remove.
2138 (vec_widen_<s>mult_hi_<VI124_AVX2>): New.
2139 (vec_widen_<s>mult_lo_<VI124_AVX2>): New.
2140 * config/i386/i386-protos.h: Update.
2142 2012-06-25 Christophe Lyon <christophe.lyon@st.com>
2144 * config/arm/neon.md (UNSPEC_VLD1_DUP): Remove.
2145 (neon_vld1_dup): Restrict to VQ operands.
2146 (neon_vld1_dupv2di): New, fixes vld1q_dup_s64.
2148 2012-06-25 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2149 James Greenhalgh <james.greenhalgh@arm.com>
2151 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add new built-ins.
2152 (TARGET_FMA): New macro.
2153 (TARGET_ARM_QBIT, TARGET_ARM_SAT): Likewise.
2154 (TARGET_ARM_ARCH): Likewise.
2155 (TARGET_ARM_ARCH_ISA_THUMB): Likewise.
2156 (TARGET_V6M, TARGET_V7M): Likewise.
2157 (TARGET_ARM_ARCH_PROFILE): Likewise.
2158 (TARGET_ARM_FEATURE_LDREX): Likewise.
2159 (TARGET_ARM_FP, TARGET_NEON_FP): Likewise.
2160 (ARM_MIN_ENUM_SIZE): Likewise.
2161 * config/arm/arm.c (arm_file_start): Refactor appropriately.
2162 (base_architecture): New enumeration.
2163 (arm_base_arch): New global variable.
2164 (processors): Add field base_arch.
2165 (ARM_ARCH, ARM_CORE): Adjust accordingly.
2166 (arm_option_override): Add initialization of arm_base_arch.
2167 * doc/cpp.texi (system-specific predefined macros.): Change.
2169 2012-06-25 Jakub Jelinek <jakub@redhat.com>
2172 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
2173 of x x x in the vmovlps load alternative.
2175 2012-06-25 Richard Sandiford <rdsandiford@googlemail.com>
2178 * df.h (dead_debug_add): Remove third argument.
2179 * df-problems.c (dead_debug_add): Likewise. Use the REGNO of the
2180 REG that we want to replace instead.
2181 (dead_debug_insert_temp): Use the REGNO of the reg that we want
2182 to replace instead of DF_REF_REGNO. Require there to always be
2183 at least one such use. Check for cases where the same location
2184 has more than df_ref associated with it.
2185 (df_note_bb_compute): Remove third dead_debug_add argument.
2186 * dce.c (word_dce_process_block): Likewise.
2188 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
2190 * config/v850/v850.c: Remove redundant extern declarations for
2191 last_assemble_variable_decl and size_directive_output.
2193 * doc/tm.texi.in: Document JMP_BUF_SIZE.
2194 * doc/tm.texi: Regenerate.
2195 * config/sparc/sparc.h (JMP_BUF_SIZE): Do not define.
2196 * config/pa/pa.h (JMP_BUF_SIZE): Likewise.
2197 * config/stormy16/stormy16.h: Likewise.
2199 * config/picochip/picochip.c: Do not define DONT_USE_BUILTIN_SETJMP.
2201 * doc/sourcebuild.texi: Add missing subdirectories.
2203 2012-06-25 Tristan Gingold <gingold@adacore.com>
2205 * config/i386/i386.h: Fix typo.
2207 2012-06-25 Tristan Gingold <gingold@adacore.com>
2209 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
2210 (seh_cfa_adjust_cfa): ... that function.
2211 (seh_emit_stackalloc): Do not emit out of range values.
2212 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
2213 UNSPEC_DEF_CFA constants.
2214 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
2215 * config/i386/i386.c (ix86_frame_pointer_required): Required
2216 for very large frames on SEH target.
2217 (ix86_compute_frame_layout): Save area is before frame pointer
2218 on SEH target. Handle very large frames.
2219 (ix86_expand_prologue): Likewise.
2221 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
2223 * output.h: (current_function_is_leaf,
2224 current_function_sp_is_unchanging,
2225 current_function_uses_only_leaf_regs): Remove.
2226 * function.c (current_function_is_leaf,
2227 current_function_sp_is_unchanging,
2228 current_function_uses_only_leaf_regs): Remove.
2229 (rest_of_handle_check_leaf_regs): Set crtl->uses_only_leaf_regs
2230 instead of current_function_uses_only_leaf_regs.
2231 * function.h (struct rtl_data): New fields sp_is_unchanging,
2232 is_leaf, uses_only_leaf_regs.
2233 * resource.c (init_resource_info): Replace current_function_is_leaf,
2234 current_function_sp_is_unchanging, and
2235 current_function_uses_only_leaf_regs with new crtl fields.
2236 * sdbout.c (sdbout_symbol): Likewise.
2237 * df-core.c (rest_of_handle_df_initialize): Likewise.
2238 * ira.c (ira): Likewise.
2239 * final.c (final_start_function): Likewise.
2240 * reorg.c (fill_simple_delay_slots): Likewise.
2241 * regrename.c (check_new_reg_p): Likewise.
2242 * stack-ptr-mod.c (notice_stack_pointer_modification_1): Likewise.
2243 (notice_stack_pointer_modification): Likewise.
2244 * dbxout.c (dbxout_symbol): Likewise.
2245 (dbxout_parms): Likewise.
2246 * sel-sched.c (init_regs_for_mode): Likewise.
2247 * dwarf2out.c (dbx_reg_number): Likewise.
2248 (multiple_reg_loc_descriptor): Likewise.
2249 * config/i386/i386.c (ix86_frame_pointer_required): Likewise.
2250 (gen_pop): Likewise.
2251 (ix86_select_alt_pic_regnum): Likewise.
2252 (ix86_compute_frame_layout): Likewise.
2253 (ix86_finalize_stack_realign_flags): Likewise.
2254 (ix86_expand_epilogue): Likewise.
2255 * config/rs6000/rs6000.c (rs6000_stack_info): Likewise.
2256 * config/h8300/h8300.c (byte_reg): Likewise.
2257 * config/c6x/c6x.c (must_reload_pic_reg_p): Likewise.
2258 (c6x_save_reg): Likewise.
2259 (c6x_compute_frame_layout): Likewise.
2260 * config/pa/pa.c (pa_compute_frame_size): Likewise.
2261 (pa_output_function_prologue): Likewise.
2262 * config/stormy16/stormy16.c (struct xstormy16_stack_layout): Likewise.
2263 * config/sparc/sparc.md (attr "leaf_function"): Likewise.
2264 * config/sparc/sparc.c (sparc_initial_elimination_offset): Likewise.
2265 (sparc_expand_prologue): Likewise.
2266 (sparc_flat_expand_prologue): Likewise.
2267 (sparc_asm_function_prologue): Likewise.
2268 (sparc_output_mi_thunk): Likewise.
2269 (sparc_frame_pointer_required): Likewise.
2270 * config/epiphany/epiphany.c (epiphany_compute_function_type):
2272 (epiphany_compute_frame_size): Likewise.
2273 * config/lm32/lm32.c (lm32_compute_frame_size): Likewise.
2274 * config/cris/cris.c (cris_md_asm_clobbers): Likewise.
2275 (cris_frame_pointer_required): Likewise.
2276 * config/tilepro/tilepro.c (emit_sp_adjust): Likewise.
2277 (tilepro_current_function_is_leaf): Likewise.
2278 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Likewise.
2279 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
2280 * config/ia64/ia64.c (find_gr_spill): Likewise.
2281 (ia64_compute_frame_size): Likewise.
2282 (ia64_can_eliminate): Likewise.
2283 (ia64_initial_elimination_offset): Likewise.
2284 * config/m68k/m68k.c (m68k_save_reg): Likewise.
2285 (m68k_expand_epilogue): Likewise.
2286 * config/rx/rx.c (rx_get_stack_layout): Likewise.
2287 * config/tilegx/tilegx.c (tilegx_current_function_is_leaf): Likewise.
2288 * config/picochip/picochip.c (picochip_can_eliminate_link_sp_save):
2290 (picochip_output_frame_debug): Likewise.
2291 * config/sh/sh.c (sh_media_register_for_return): Likewise.
2292 (sh_allocate_initial_value): Likewise.
2293 (sh_output_mi_thunk): Likewise.
2294 * config/microblaze/microblaze.c (microblaze_must_save_register):
2296 (compute_frame_size): Likewise.
2297 (microblaze_initial_elimination_offset): Likewise.
2298 (microblaze_expand_prologue): Likewise.
2299 (microblaze_expand_epilogue): Likewise.
2300 * config/frv/frv.c (frv_expand_epilogue): Likewise.
2301 (frv_frame_pointer_required): Likewise.
2302 * config/spu/spu.c (get_pic_reg): Likewise.
2303 (direct_return): Likewise.
2304 (spu_expand_prologue): Likewise.
2305 (spu_expand_epilogue): Likewise.
2306 (spu_initial_elimination_offset): Likewise.
2307 * config/mips/mips.c (mips_global_pointer): Likewise.
2308 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
2309 (mips_compute_frame_info): Likewise.
2310 * config/mep/mep.c (mep_interrupt_saved_reg): Likewise.
2311 (mep_reload_pointer): Likewise.
2312 * config/rl78/rl78.c (need_to_save): Likewise.
2313 * config/cr16/cr16.c (cr16_compute_save_regs): Likewise.
2314 * config/score/score.c (score_compute_frame_size): Likewise.
2315 (score_function_prologue): Likewise.
2316 * config/bfin/bfin.c (must_save_p): Likewise.
2317 (expand_prologue_reg_save): Likewise.
2318 (expand_epilogue_reg_restore): Likewise.
2319 (bfin_frame_pointer_required): Likewise.
2320 (n_regs_saved_by_prologue): Likewise.
2321 (add_to_reg): Likewise.
2322 (expand_interrupt_handler_prologue): Likewise.
2323 (expand_interrupt_handler_epilogue): Likewise.
2324 (bfin_expand_prologue): Likewise.
2325 * config/avr/avr.c (avr_regs_to_save): Likewise.
2326 (avr_prologue_setup_frame): Likewise.
2327 (expand_epilogue): Likewise.
2328 * config/s390/s390.c (s390_regs_ever_clobbered): Likewise.
2329 (s390_register_info): Likewise.
2330 (s390_frame_info): Likewise.
2331 (s390_init_frame_layout): Likewise.
2332 (s390_emit_prologue): Likewise.
2335 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
2337 * system.h: Poison ASM_BYTE_OP and ASM_OUTPUT_BYTE.
2338 * vmsdbgout: Do not undefine it if defined.
2339 Rename local ASM_BYTE_OP definition to VMS_ASM_BYTE_OP.
2340 * config/microblaze/microblaze/h: Do no define ASM_BYTE_OP.
2341 * config/mep/mep.h: Do not define ASM_OUTPUT_BYTE.
2343 2012-06-24 Richard Sandiford <rdsandiford@googlemail.com>
2345 * config/mips/mips.c (mips_process_sync_loop): Add missing enum cast.
2347 2012-06-23 Richard Henderson <rth@redhat.com>
2350 * config/i386/i386.c (ix86_rtx_costs): Add reasonable costs for
2351 V*QImode shifts and multiply.
2352 (ix86_expand_vecop_qihi): Support shifts.
2353 * config/i386/i386.md (any_shift): New code iterator.
2354 * config/i386/sse.md (ashlv16qi3): Merge ...
2355 (<any_shiftrt>v16qi3): ... into ...
2356 (<any_shift><VI1_AVX2>3): ... here. Use ix86_expand_vecop_qihi
2357 to support SSE and AVX.
2359 * config/i386/i386.c (ix86_expand_sse_unpack): Split operands[]
2360 parameter into src and dest.
2361 * config/i386/sse.md (vec_unpacku_hi_<V124_AVX2>): Update call.
2362 (vec_unpacks_hi_<V124_AVX2>): Likewise.
2363 (vec_unpacku_lo_<V124_AVX2>): Likewise.
2364 (vec_unpacks_lo_<V124_AVX2>): Likewise.
2365 * config/i386/i386-protos.h: Update.
2367 * config/i386/sse.md (mul<VI1_AVX2>3): Change from insn_and_split to
2368 pure expander; move expansion code ...
2369 * config/i386/i386.c (ix86_expand_vecop_qihi): ... here. New function.
2370 * config/i386/i386-protos.h: Update.
2372 2012-06-22 Edmar Wienskoski <edmar@freescale.com>
2374 * config/rs6000/rs6000.md (define_attr "type"): New type popcnt.
2375 (popcntb<mode>2): Add attribute type popcnt.
2376 (popcntd<mode>2): Ditto.
2377 * config/rs6000/power4.md (define_insn_reservation): Add type popcnt.
2378 * config/rs6000/power5.md (define_insn_reservation): Ditto.
2379 * config/rs6000/power7.md (define_insn_reservation): Ditto.
2380 * config/rs6000/476.md (define_insn_reservation): Ditto.
2381 * config/rs6000/power6.md (define_insn_reservation): New
2382 reservation for popcnt instructions.
2384 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
2386 * doc/invoke.texi: Update -mpreferred-stack-boundary=3 warning.
2388 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
2391 * doc/invoke.texi: Add a warning for -mpreferred-stack-boundary=3.
2393 * config/i386/i386.c (ix86_option_override_internal): Allow
2394 -mpreferred-stack-boundary=3 for 64-bit if SSE is disabled.
2396 * config/i386/i386.h (MIN_STACK_BOUNDARY): Set to 64 for 64-bit
2399 2012-06-22 Bill Schmidt <wschmidt@linux.ibm.com>
2401 * double-int.c (double_int_multiple_of): New function.
2402 * double-int.h (double_int_multiple_of): New decl.
2403 * tree-ssa-loop-ivopts.c (add_cost, zero_cost): Remove undefs.
2404 (mbc_entry_hash): New forward decl.
2405 (mbc_entry_eq): Likewise.
2406 (zero_cost): Change to no_cost.
2407 (mult_costs): New static var.
2408 (cost_tables_exist): Likewise.
2409 (initialize_costs): New function.
2410 (finalize_costs): Likewise.
2411 (tree_ssa_iv_optimize_init): Call initialize_costs.
2412 (add_cost): Change to add_regs_cost; distinguish costs by speed.
2413 (multiply_regs_cost): New function.
2414 (add_const_cost): Likewise.
2415 (extend_or_trunc_reg_cost): Likewise.
2416 (negate_reg_cost): Likewise.
2417 (multiply_by_cost): Change to multiply_by_const_cost; distinguish
2419 (get_address_cost): Change add_cost to add_regs_cost; change
2420 multiply_by_cost to multiply_by_const_cost.
2421 (force_expr_to_var_cost): Change zero_cost to no_cost; change
2422 add_cost to add_regs_cost; change multiply_by_cost to
2423 multiply_by_const_cost.
2424 (split_cost): Change zero_cost to no_cost.
2425 (ptr_difference_cost): Likewise.
2426 (difference_cost): Change zero_cost to no_cost; change multiply_by_cost
2427 to multiply_by_const_cost.
2428 (get_computation_cost_at): Change add_cost to add_regs_cost; change
2429 multiply_by_cost to multiply_by_const_cost.
2430 (determine_use_iv_cost_generic): Change zero_cost to no_cost.
2431 (determine_iv_cost): Change add_cost to add_regs_cost.
2432 (iv_ca_new): Change zero_cost to no_cost.
2433 (tree_ssa_iv_optimize_finalize): Call finalize_costs.
2434 * tree-ssa-address.c (most_expensive_mult_to_index): Change
2435 multiply_by_cost to multiply_by_const_cost.
2436 * tree-flow.h (multiply_by_cost): Change to multiply_by_const_cost.
2437 (add_regs_cost): New decl.
2438 (multiply_regs_cost): Likewise.
2439 (add_const_cost): Likewise.
2440 (extend_or_trunc_reg_cost): Likewise.
2441 (negate_reg_cost): Likewise.
2443 2012-06-22 Richard Guenther <rguenther@suse.de>
2445 Merge from graphite branch
2446 2011-08-10 Sebastian Pop <sebpop@gmail.com>
2448 * graphite-sese-to-poly.c (build_scop_drs): Fix memory leak.
2450 2012-01-13 Tobias Grosser <tobias@grosser.es>
2452 * tree-flow.h (parallelized_function_p): Declare.
2453 * tree-parloops.c (parallelized_function_p): Export.
2454 * graphite.c (graphite_transform_loops): Do not run graphite on
2455 already parallel functions.
2457 2012-06-22 Alan Modra <amodra@gmail.com>
2459 * config/rs6000/rs6000.c (rs6000_pre_atomic_barrier): Pass in and
2460 return mem. Convert to indirect addressing if not indirect or
2461 indexed. Adjust all callers.
2463 2012-06-22 Richard Guenther <rguenther@suse.de>
2465 * gcov-iov.c: Include bconfig.h and system.h.
2467 2012-06-22 Andreas Schwab <schwab@linux-m68k.org>
2469 * doc/include/texinfo.tex: Update to version 2012-06-05.14.
2471 2012-06-22 Richard Guenther <rguenther@suse.de>
2473 PR gcov-profile/53744
2474 * gcov-iov.c (main): Treat "" and "prerelease" the same.
2476 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
2479 * dwarf2out.c (gen_compile_unit_die): Use DW_LANG_Fortran90 as language
2480 for GNU Fortran if in strict DWARF2 mode.
2482 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
2484 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
2485 DECL_IGNORED_P non-reg vars even if they are used.
2487 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
2491 * var-tracking.c (vt_get_canonicalize_base): New.
2492 (vt_canonicalize_addr, vt_stack_offset_p): New.
2493 (vt_canon_true_dep): New.
2494 (drop_overlapping_mem_locs): Use vt_canon_true_dep.
2495 (clobber_overlaping_mems): Use vt_canonicalize_addr.
2497 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
2501 * var-tracking.c (vt_initialize): Record initial offset between
2502 arg pointer and stack pointer.
2504 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
2508 * var-tracking.c (vt_init_cfa_base): Drop redundant recording of
2511 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
2515 * alias.c (memrefs_conflict_p): Improve handling of AND for alignment.
2517 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
2519 * ddg.c (build_intra_loop_deps): Discard deps of nondebug on debug.
2521 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
2524 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
2526 2012-06-21 Meador Inge <meadori@codesourcery.com>
2529 * c-decl.c (c_push_function_context): Restore the behavior to reuse
2530 the language function allocated for -Wunused-local-typedefs.
2531 (c_pop_function_context): If necessary, clear the language function
2532 created in c_push_function_context. Always clear out the
2533 x_cur_stmt_list field of the restored language function.
2535 2012-06-21 Sterling Augustine <saugustine@google.com>
2536 Cary Coutant <ccoutant@google.com>
2538 * dwarf2out.c (is_cu_die, is_namespace_die, is_class_die,
2539 add_AT_pubnames, add_enumerator_pubname, want_pubnames): New functions.
2540 (comdat_type_struct): New field 'skeleton_die'.
2541 (breakout_comdat_types): Update it.
2542 (add_pubname): Rework logic. Call is_class_die, is_cu_die and
2543 is_namespace_die. Fix minor style violation. Call want_pubnames.
2544 (add_pubname_string): Call want_pubnames.
2545 (add_pubtype): Rework logic for calculating type name. Call
2546 is_namespace_die. Call want_pubnames.
2547 (output_pubnames): Move conditional logic deciding when to produce the
2548 section from dwarf2out_finish. Use new skeleton_die field.
2549 (base_type_die): Call add_pubtype.
2550 (gen_enumeration_type_die): Unconditionally call add_pubtype.
2551 (gen_subprogram_die): Adjust calls to add_pubname.
2552 (gen_namespace_die): Call add_pubname_string.
2553 (dwarf2out_finish): Call add_AT_pubnames; Move logic on when to
2554 produce pubnames and pubtypes sections to output_pubnames.
2555 * common.opt (-gpubnames): New option.
2556 * doc/invoke.texi: Document it.
2558 2012-06-21 Steven Bosscher <steven@gcc.gnu.org>
2560 * config/m32c/m32c-pragma.c: Remove unnecessary includes.
2562 2012-06-21 Michael Matz <matz@suse.de>
2565 * builtins.c (get_memory_rtx): Always build an all-aliasing MEM_REF
2568 2012-06-21 Richard Guenther <rguenther@suse.de>
2570 * tree-inline.c (estimate_num_insns): Estimate call cost for
2573 2012-06-20 Rüdiger Sonderfeld <ruediger@c-plusplus.de>
2575 * tree.h (DECL_SOURCE_COLUMN): New accessor.
2577 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
2579 * config/i386/i386.md (SINCOS): New int iterator.
2580 (sincos): New int attribute.
2581 (*<sincos>xf2_i387): Macroize insn from *{sin,cos}xf2_i387 using
2582 SINCOS int iterator.
2583 (*<sincos>_extend<mode>xf2_i387): Macroize insn from
2584 *{sin,cos}_extend<mode>xf2_i387 using SINCOS int iterator.
2586 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
2588 * config/i386/i386.md (RDFSGSBASE): New int iterator.
2589 (WRFSGSBASE): Ditto.
2590 (fsgs): New int attribute.
2591 (rd<fsgs>base<mode>): Macroize insn from rd<fsgs>base<mode> using
2592 RDFSGSBASE int iterator.
2593 (wr<fsgs>base<mode>): Macroize insn from wr<fsgs>base<mode> using
2594 WRFSGSBASE int iterator.
2596 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
2598 * config/i386/i386.md (<rounding_insn><mode>2): Macroize expander
2599 from {floor,ceil,btrunc}<mode>2 using FIST_ROUNDING int iterator.
2600 (l<rounding_insn><MODEF:mode><SWI48:mode>2): Macroize expander
2601 from l{floor,ceil}<MODEF:mode><SWI48:mode>2 using FIST_ROUNDING
2604 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
2606 * system.h: Poison ASM_OUTPUT_IDENT and IDENT_ASM_OP.
2608 2012-06-20 Richard Guenther <rguenther@suse.de>
2610 PR tree-optimization/30318
2611 * tree-vrp.c (range_int_cst_p): Do not reject overflowed
2613 (range_int_cst_singleton_p): But explicitely here.
2614 (zero_nonzero_bits_from_vr): And here.
2615 (extract_range_from_binary_expr_1): Re-implement PLUS_EXPR
2616 to cover all cases we can perform arbitrary precision
2617 arithmetic with double-ints.
2618 (intersect_ranges): Handle adjacent anti-ranges.
2620 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
2622 * config/i386/i386.md (rounding_insn): New int attribute.
2623 (<rounding_insn>xf2): Macroize insn from
2624 {floor,ceil,btrunc}xf2 using FRNDINT_ROUNDING int iterator.
2625 (l<rounding_insn>xf<mode>2): Rename from l<rounding>xf<mode>2.
2627 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
2629 * config/i386/i386.md (IEEE_MAXMIN): New int iterator.
2630 (ieee_maxmin): New int attribute.
2631 (*ieee_s<ieee_maxmin><mode>3): Macroize insn from
2632 *ieee_s{max,min}<mode>3 using IEEE_MAXMIN int iterator.
2634 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
2636 * config/arm/arm.h (EMIT_EABI_ATTRIBUTE): Remove.
2637 * config/arm/arm.c: Do not include c-pragma.h.
2638 (arm_emit_eabi_attribute): New function based on EMIT_EABI_ATTRIBUTE.
2639 (arm_file_start): Replace uses of EMIT_EABI_ATTRIBUTE with calls
2640 to arm_emit_eabi_attribute.
2641 * arm-c.c: Do not include output.h.
2642 (arm_output_c_attributes): Replace use of EMIT_EABI_ATTRIBUTE with a
2643 call to arm_emit_eabi_attribute.
2644 * config/arm/arm-protos.h (arm_emit_eabi_attribute): Prototype it.
2646 2012-06-20 Richard Guenther <rguenther@suse.de>
2648 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p):
2649 Allow adjusting alignment of user-aligned decls again.
2651 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
2653 * config/rl78/rl78-c.c: Remove unnecessary includes.
2655 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
2657 * config/cris/cris.c: Include cgraph.h.
2658 (cris_option_override): Do not set non-existing flag_no_gcc_ident.
2660 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
2662 * emit-rtl.c (need_atomic_barrier_p): New function.
2663 * emit-rtl.h (need_atomic_barrier_p): Declare it.
2664 * config/alpha/alpha.c (alpha_{pre,post}_atomic_barrier): Use it.
2665 * config/arm/arm.c (arm_{pre,post}_atomic_barrier): Use it.
2666 * config/tilegx/tilegx.c (tile_{pre,post}_atomic_barrier): Use it.
2667 * config/mips/mips.c (mips_{pre,post}_atomic_barrier_p): Remove.
2668 (mips_process_sync_loop): Use generic version instead.
2670 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
2672 * config/mips/mips.c (mips_process_sync_loop): Emit cmp result only if
2675 2012-06-19 Tom de Vries <vries@codesourcery.com>
2676 Maxim Kuvyrkov <maxim@codesourcery.com>
2678 * config/mips/constraints.md (ZR): New constraint.
2679 * config/mips/predicates.md (mem_noofs_operand): New predicate.
2680 * config/mips/mips.c (mips_print_operand): Handle new print modifier.
2681 * config/mips/mips.h (TARGET_XLP): Define.
2682 (TARGET_SYNC_AFTER_SC): Update.
2683 (ISA_HAS_SWAP, ISA_HAS_LDADD): Define.
2684 * config/mips/sync.md (atomic_exchange, atomic_fetch_add): Use
2685 XLP-specific swap and ldadd patterns.
2686 (atomic_exchange_swap, atomic_fetch_add_ldadd): New patterns.
2688 2012-06-19 Tom de Vries <vries@codesourcery.com>
2689 Maxim Kuvyrkov <maxim@codesourcery.com>
2691 * config/mips/mips.c (mips_emit_pre_atomic_barrier_p,)
2692 (mips_emit_post_atomic_barrier_p): New static functions.
2693 (mips_process_sync_loop): Use them. Emit sync memory barriers in
2694 accordance with memory model semantics. Add return of CMP result for
2696 * config/mips/mips.md: Update comment.
2697 (sync_cmp): New attribute.
2698 (sync_memmodel): New attribute replacing sync_release_barrier.
2699 * config/mips/sync.md (UNSPEC_ATOMIC_COMPARE_AND_SWAP,)
2700 (UNSPEC_ATOMIC_EXCHANGE, UNSPEC_ATOMIC_FETCH_OP): New constants.
2701 (sync_lock_test_and_set, test_and_set_12): Update.
2702 (atomic_compare_and_swap, atomic_exchange, atomic_exchange_llsc,)
2703 (atomic_fetch_add, atomic_fetch_add_llsc): New patterns.
2705 2012-06-19 Joseph Myers <joseph@codesourcery.com>
2707 * config/rs6000/spe.md (*mov_si<mode>_e500_subreg0): Rename to
2708 mov_si<mode>_e500_subreg0.
2709 (*mov_si<mode>_e500_subreg0_elf_low)
2710 (*mov_si<mode>_e500_subreg4_elf_low): New patterns.
2712 2012-06-19 Richard Henderson <rth@redhat.com>
2714 * config/alpha/alpha.c: Include params.h.
2715 (alpha_option_override): Initialize PARAM_L1_CACHE_LINE_SIZE,
2716 PARAM_L1_CACHE_SIZE, PARAM_L2_CACHE_SIZE for the cpu tuning.
2718 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
2720 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
2721 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
2722 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
2724 * doc/tm.texi: Regenerate.
2725 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
2727 * config/darwin-c.c: Include target.h.
2728 (darwin_objc_declare_unresolved_class_reference): New function.
2729 (darwin_objc_declare_class_definition): New function.
2730 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
2731 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
2733 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
2735 * target.def (output_ident): New hook.
2736 * targhooks.h (default_asm_output_ident_directive): Add prototype.
2737 * varasm.c (assemble_asm): Only prefix a tab if the string does not
2738 already start with one.
2739 (default_asm_output_ident_directive): New function to emit
2740 .ident as a top-level asm node while parsing, or directly to
2741 asm_out_file after parsing.
2742 * toplev.c (compile_file): Print a GCC .ident with
2743 targetm.asm_out.output_ident.
2744 * doc/tm.texi.in (ASM_OUTPUT_IDENT): Remove documentation for macro.
2745 (TARGET_ASM_OUTPUT_IDENT): Add @hook for this.
2746 * doc/tm.texi: Update.
2748 * config/elfos.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
2749 (TARGET_ASM_OUTPUT_IDENT): Define.
2750 * config/i386/djgpp.h (IDENT_ASM_OP): Remove.
2751 * config/i386/gas.h (ASM_OUTPUT_IDENT): Remove.
2752 * config/arm/aout.h (ASM_OUTPUT_IDENT): Remove.
2753 * config/sparc/sparc.h (IDENT_ASM_OP): Remove.
2754 (TARGET_ASM_OUTPUT_IDENT): Define.
2755 * config/picochip/picochip.h (IDENT_ASM_OP): Remove.
2756 (TARGET_ASM_OUTPUT_IDENT): Define.
2758 * config/cris/cris-protos.h (cris_asm_output_ident): Add prototype.
2759 * config/cris/cris.c (cris_asm_output_ident): New function.
2760 * config/cris/cris.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
2762 * config/microblaze/microblaze-protos.h (microblaze_asm_output_ident):
2764 * config/microblaze/microblaze.c: Include cgraph.h for add_asm_node.
2765 (microblaze_asm_output_ident): Rewrite to work similar to
2766 default_asm_output_ident_directive for front-end .idents.
2767 * config/microblaze/microblaze.h (ASM_OUTPUT_IDENT): Remove.
2768 (TARGET_ASM_OUTPUT_IDENT): Define.
2770 * config/mips/mips.h (ASM_OUTPUT_IDENT): Remove.
2771 * config/mips/sde.h (IDENT_ASM_OP, ASM_OUTPUT_IDENT): Remove.
2773 * config/rx/rx.c: Include cgraph.h for add_asm_node.
2774 (rx_asm_output_ident): New function, similar to
2775 default_asm_output_ident_directive, but handle AS100 syntax also, so
2776 that #ident also works for rx in AS100 syntax.
2777 (TARGET_ASM_OUTPUT_IDENT): Define.
2778 * config/rx/rx.h (IDENT_ASM_OP): Remove.
2780 * Makefile.in: Fix dependencies for c-family/c-lex.o.
2782 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
2784 * config/i386/i386.md (FIST_ROUNDING): New int iterator.
2785 (rounding): Handle UNSPEC_FIST_{FLOOR,CEIL}.
2787 (*fist<mode>2_<rounding>_1): Macroize insn from
2788 *fist<mode>2_{floor,ceil}_1 using FIST_ROUNDING int iterator.
2789 (fistdi2_<rounding>): Macroize insn from
2790 fistdi2_{floor,ceil} using FIST_ROUNDING int iterator.
2791 (fistdi2_<rounding>_with_temp and splitters): Macroize insn and
2792 corresponding splitters from fistdi2_{floor,ceil} and corresponding
2793 splitters using FIST_ROUNDING int iterator.
2794 (fist<mode>2_<rounding>): Macroize insn from
2795 fist<mode>2_{floor,ceil} using FIST_ROUNDING int iterator.
2796 (fist<mode>2_<rounding>_with_temp and splitters): Macroize insn and
2797 corresponding splitters from fist<mode>2_{floor,ceil} and corresponding
2798 splitters using FIST_ROUNDING int iterator.
2799 (l<rounding>xf<mode>2): Macroize expander from l{floor,ceil}xf<mode>2
2800 using FIST_ROUNDING int iterator.
2802 2012-06-19 Richard Henderson <rth@redhat.com>
2804 * config/i386/i386-protos.h (ix86_expand_sse2_mulv4si3): Declare.
2805 * config/i386/i386.c (ix86_expand_sse2_mulv4si3): New.
2806 * config/i386/predicates.md (nonimmediate_or_const_vector_operand): New.
2807 * config/i386/sse.md (sse2_mulv4si3): Delete.
2808 (mul<VI4_AVX2>3): Use ix86_expand_sse2_mulv4si3 and
2809 nonimmediate_or_const_vector_operand.
2811 2012-06-19 Richard Henderson <rth@redhat.com>
2813 * expmed.c (struct init_expmed_rtl): Split ...
2814 (init_expmed_one_mode): ... out of ...
2815 (init_expmed): ... here. Initialize integer vector modes also.
2816 (synth_mult): Handle integer vector modes.
2817 (choose_mult_variant): Likewise.
2818 (expand_mult_const): Likewise.
2819 (expand_mult): Likewise.
2820 * machmode.h (GET_MODE_UNIT_BITSIZE): New.
2822 2012-06-19 Richard Henderson <rth@redhat.com>
2824 * config/i386/i386.c (ix86_rtx_costs): Handle CONST_VECTOR, and
2825 integral vector modes.
2827 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
2829 * config/i386/i386.md (FRNDINT_ROUNDING): New int iterator.
2830 (rounding): New int attribute.
2832 (frndintxf2_<rounding>): Macroize insn from
2833 frndintxf2_{floor,ceil,trunc} using FRNDINT_ROUNDING int iterator.
2834 (frndintxf2_<rounding>_i387): Macroize insn from
2835 frndintxf2_{floor,ceil,trunc}_i387 using FRNDINT_ROUNDING int iterator.
2837 2012-06-19 Richard Guenther <rguenther@suse.de>
2839 * tree-vrp.c (union_ranges): New function.
2840 (vrp_meet_1): Use union_ranges.
2841 (vrp_meet): Dump what we union and call vrp_meet_1.
2843 2012-06-19 Richard Earnshaw <rearnsha@arm.com>
2845 * arm.md (enum unspec): Delete UNSPEC_SIN and UNSPEC_COS.
2846 (attr type): Remove fmul, ffmul, farith, ffarith, float_em
2847 f_fpa_load, f_fpa_store, f_mem_r, r_mem_f.
2848 (attr write_conflict, attr core_cycles): Update.
2849 * arm-generic.md (r_mem_f_wbuf): Delete reservation.
2851 2012-06-19 Richard Guenther <rguenther@suse.de>
2853 * tree-vrp.c (intersect_ranges): Handle more cases.
2854 (vrp_intersect_ranges): Dump what we intersect and call ...
2855 (vrp_intersect_ranges_1): ... this.
2857 2012-06-19 Richard Guenther <rguenther@suse.de>
2859 PR tree-optimization/53708
2860 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
2861 user-supplied alignment and alignment of decls with the used
2864 2012-06-18 Lawrence Crowl <crowl@google.com>
2866 * timevar.def (TV_PHASE_GENERATE): Rename to TV_PHASE_LATE_ASM.
2867 (TV_PHASE_CGRAPH): Rename to TV_PHASE_OPT_GEN.
2868 (TV_PHASE_STREAM_IN): New.
2869 (TV_PHASE_STREAM_OUT): New.
2870 * timevar.c (validate_phases): New.
2871 (timevar_print): Call validate_phases.
2872 * c-decl.c (c_write_global_declarations): Rename use of TV_PHASE_CGRAPH
2873 to TV_PHASE_OPT_GEN.
2874 * langhooks.c (write_global_declarations): Rename use of
2875 TV_PHASE_CGRAPH to TV_PHASE_OPT_GEN. Use TV_PHASE_DBGINFO instead of
2876 TV_PHASE_CHECK_DBGINFO.
2877 * toplev.c (compile_file): Rename use of TV_PHASE_GENERATE to
2878 TV_PHASE_LATE_ASM. Move start of TV_PHASE_LATE_ASM to after call to
2879 lang_hooks.decls.final_write_globals.
2881 2012-06-18 David Edelshn <dje.gcc@gmail.com>
2883 * config/rs6000/aix52.h (TARGET_EXTRA_BUILTINS): Define as 0.
2885 2012-06-18 Uros Bizjak <ubizjak@gmail.com>
2888 * config/i386/sse.md (*sse4_2_pcmpestr_unaligned): New.
2889 (*sse4_2_pcmpistr_unaligned): New.
2891 2012-06-18 Ian Bolton <ian.bolton@arm.com>
2892 Sameera Deshpande <sameera.deshpande@arm.com>
2893 Greta Yorsh <greta.yorsh@arm.com>
2895 * config/arm/arm-protos.h (arm_output_epilogue): Remove.
2896 * config/arm/arm.c (print_multi_reg): Remove.
2897 (vfp_output_fldmd): Likewise.
2898 (arm_output_epilogue): Likewise.
2899 * config/arm/arm.md (epilogue_insns): Update condition and code.
2901 2012-06-18 Ian Bolton <ian.bolton@arm.com>
2902 Sameera Deshpande <sameera.deshpande@arm.com>
2903 Greta Yorsh <greta.yorsh@arm.com>
2905 * config/arm/arm-protos.h (thumb2_expand_return): New declaration.
2906 * config/arm/arm.c (thumb2_expand_return): New function.
2907 * config/arm/arm.md (return): Update condition and code.
2909 2012-06-18 Ian Bolton <ian.bolton@arm.com>
2910 Sameera Deshpande <sameera.deshpande@arm.com>
2911 Greta Yorsh <greta.yorsh@arm.com>
2913 * config/arm/arm-protos.h (output_return_instruction): New parameter
2914 and int to bool change of parameter types.
2915 * config/arm/arm.c (output_return_instruction): Likewise.
2916 * config/arm/arm.md (arm_simple_return): New pattern.
2917 (arm_return, cond_return, cond_return_inverted): Add new arguments.
2918 * config/arm/thumb2.md (thumb2_return): Update condition and code.
2920 2012-06-18 Ian Bolton <ian.bolton@arm.com>
2921 Sameera Deshpande <sameera.deshpande@arm.com>
2922 Greta Yorsh <greta.yorsh@arm.com>
2924 * config/arm/arm-protos.h (arm_expand_epilogue): New declaration.
2925 * config/arm/arm.c (arm_expand_epilogue): New function.
2926 * config/arm/arm.md (epilogue): Update condition and code.
2927 (sibcall_epilogue): Likewise.
2929 2012-06-18 Ian Bolton <ian.bolton@arm.com>
2930 Sameera Deshpande <sameera.deshpande@arm.com>
2931 Greta Yorsh <greta.yorsh@arm.com>
2933 * config/arm/arm.c (arm_expand_epilogue_apcs_frame): New function.
2934 * config/arm/arm.md (arm_addsi3) Add an alternative.
2936 2012-06-18 Ian Bolton <ian.bolton@arm.com>
2937 Sameera Deshpande <sameera.deshpande@arm.com>
2938 Greta Yorsh <greta.yorsh@arm.com>
2940 * config/arm/arm.md (vfp_pop_multiple_with_writeback) New define_insn.
2941 * config/arm/predicates.md (pop_multiple_fp) New special predicate.
2942 * config/arm/arm.c (arm_emit_vfp_multi_reg_pop): New function.
2944 2012-06-18 Ian Bolton <ian.bolton@arm.com>
2945 Sameera Deshpande <sameera.deshpande@arm.com>
2946 Greta Yorsh <greta.yorsh@arm.com>
2948 * config/arm/arm.md (load_multiple_with_writeback) New define_insn.
2949 (load_multiple, pop_multiple_with_writeback_and_return) Likewise.
2950 (pop_multiple_with_return, ldr_with_return) Likewise.
2951 * config/arm/predicates.md (pop_multiple_return) New special predicate.
2952 * config/arm/arm-protos.h (arm_output_multireg_pop) New declaration.
2953 * config/arm/arm.c (arm_output_multireg_pop) New function.
2954 (arm_emit_multi_reg_pop): New function.
2956 2012-06-18 Greta Yorsh <Greta.Yorsh@arm.com>
2958 * config/arm/arm.c (ldm_stm_operation_p): Require SP
2959 as base register for loads if SP is in the register list.
2961 2012-06-18 Richard Guenther <rguenther@suse.de>
2963 PR tree-optimization/53693
2964 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
2965 Reject operands with more than one use.
2967 2012-06-18 Bill Schmidt <wschmidt@linux.ibm.com>
2969 PR tree-optimization/53703
2970 * tree-ssa-phiopt.c (hoist_adjacent_loads): Skip virtual phis;
2971 correctly set bb_for_def[12].
2973 2012-06-18 Steven Bosscher <steven@gcc.gnu.org>
2975 * config/vax/vax.h (VMS_TARGET): Remove.
2977 2012-06-18 Richard Guenther <rguenther@suse.de>
2979 * tree-vrp.c (extract_range_from_assert): Split out range
2981 (intersect_ranges): New function.
2982 (vrp_intersect_ranges): Likewise.
2984 2012-06-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2986 * config/s390/s390.c (s390_gimplify_va_arg): Revert change from
2989 2012-06-18 Tejas Belagod <tejas.belagod@arm.com>
2991 * doc/md.texi: Document int iterators.
2992 * read-rtl.c (ints): New iterator group.
2993 (find_int): Int iterator group callback.
2994 (apply_int_iterator): Likewise.
2995 (apply_iterators): Traverse int iterator table and add all the used
2997 (initialize_iterators): Initialize data structures and callbacks for
2999 (read_rtx): Parse and read mappings for int iterators.
3000 (read_rtx_code): Record int iterator usage.
3002 2012-06-18 Richard Sandiford <rdsandiford@googlemail.com>
3005 * expr.c (expand_expr_addr_expr_1): Convert to tmode before
3006 performing an addition.
3008 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
3010 * output.h (split_double): Move prototype to rtl.h.
3011 (constructor_static_from_elts_p): Move prototype to tree.c.
3012 * rtl.h (split_double): Moved here from output.h.
3013 * tree.h (constructor_static_from_elts_p): Moved here from output.h.
3014 * final.c (split_double): Move from here ...
3015 * rtlanal.c (split_double): ... to here.
3016 * expr.c: Do not include output.h.
3018 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
3020 * cfglayout.h: Remove.
3021 * cfglayout.c: Remove.
3022 * function.h (struct function): Remove x_last_location field.
3023 * function.c: Do not include cfglayout.h.
3024 (expand_function_start): Do not call no-op force_next_line_note.
3025 (expand_function_end): Likewise.
3026 * cfgrtl.c: Do not include cfglayout.h. Include gt-cfgrtl.h.
3027 (unlink_insn_chain): Moved here from cfglayout.c.
3028 (skip_insns_after_block, label_for_bb, record_effective_endpoints,
3029 into_cfg_layout_mode, outof_cfg_layout_mode,
3030 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode,
3031 relink_block_chain, fixup_reorder_chain, verify_insn_chain,
3032 fixup_fallthru_exit_predecessor, force_one_exit_fallthru,
3033 cfg_layout_can_duplicate_bb_p, duplicate_insn_chain,
3034 cfg_layout_duplicate_bb, cfg_layout_initialize, break_superblocks,
3035 cfg_layout_finalize): Likewise.
3036 (rtl_can_remove_branch_p): Likewise.
3037 * rtl.h (insn_scope): Move prototype from cfglayout.h here.
3038 (duplicate_insn_chain): Likewise.
3039 (force_next_line_note): Remove prototype.
3040 * emit-rtl.c: Do not include tree-flow.h, egad. Include vecprim.h.
3041 (last_location): Remove #define to emit.x_last_location.
3042 (force_next_line_note): Remove no-op function.
3043 (init_emit): Don't set x_last_location.
3044 (block_locators_locs, block_locators_blocks, locations_locators_locs,
3045 locations_locators_vals, prologue_locator, epilogue_locator,
3046 curr_location, last_location, curr_block, last_block, curr_rtl_loc):
3047 Move POD to here from cfglayout.c.
3048 (insn_locators_alloc, insn_locators_finalize, insn_locators_free,
3049 set_curr_insn_source_location, get_curr_insn_source_location,
3050 set_curr_insn_block, get_curr_insn_block, curr_insn_locator,
3051 locator_scope, insn_scope, locator_location, locator_line, insn_line,
3052 locator_file, insn_file, locator_eq): Move to here from cfglayout.c.
3053 * cfghooks.h: Remove double-include protection.
3054 (can_copy_bbs_p, copy_bbs): Move prototypes from cfglayout.h to here.
3055 * cfghooks.c (can_copy_bbs_p, copy_bbs): Move to here from cfglayout.c.
3056 * final.c: Do not include cfglayout.h.
3057 (choose_inner_scope, change_scope): Move to here from cfglayout.c.
3058 (reemit_insn_block_notes): Likewise. Make static.
3059 * tree-flow.h (tree_could_trap_p, operation_could_trap_helper_p,
3060 operation_could_trap_p, tree_could_throw_p): Move from here...
3061 * tree.h: ... to here.
3062 * gengtype.c (open_base_files): Remove cfglayout.h from the list.
3063 * profile.c: Do not include cfghooks.h.
3064 * cfgloopmanip.c: Do not include cfglayout.h and cfghooks.h.
3065 * modulo-sched.c: Likewise.
3066 * loop-unswitch.c: Do not include cfglayout.h.
3067 * sched-ebb.c: Likewise.
3068 * tracer.c: Likewise.
3070 * tree-vect-loop-manip.c: Likewise.
3071 * loop-init.c: Likewise.
3072 * dwarf2out.c: Likewise.
3073 * hw-doloop.c: Likewise.
3074 * loop-unroll.c: Likewise.
3075 * cfgcleanup.c: Likewise.
3076 * bb-reorder.c: Likewise.
3077 * sched-rgn.c: Likewise.
3078 * tree-cfg.c: Likewise.
3079 * config/alpha/alpha.c: Likewise.
3080 * config/spu/spu.c: Likewise.
3081 * config/sparc/sparc.c: Likewise.
3082 * config/sh/sh.c: Likewise.
3083 * config/c6x/c6x.c: Likewise.
3084 * config/ia64/ia64.c: Likewise.
3085 * config/rs6000/rs6000.c: Likewise.
3086 * config/score/score.c: Likewise.
3087 * config/mips/mips.c: Likewise.
3088 * config/bfin/bfin.c: Likewise.
3089 * Makefile.in (CFGAYOUT_H): Remove, and fixup users.
3090 * config/rs6000/t-rs6000 (rs6000.o): Do not depend on cfglayout.h.
3091 * config/spu/t-spu-elf (spu.o: $): Likewise.
3092 * config/sparc/t-sparc (sparc.o): Do not depend on CFGLAYOUT_H.
3094 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
3096 * cfgloop.h: Do not include rtl.h.
3097 (enum iv_extend_code): New.
3098 (struct rtx_iv): Use iv_extend_code instead of rtx_code.
3099 * Makefile.in (CFGLOOP_H): Do not depend on RTL_H.
3100 * loop-iv.c (iv_extend_to_rtx_code): New function to translate
3101 an IV_EXTEND_CODE to an RTX_CODE.
3102 (dump_iv_info): Update for rtx_iv field type change.
3103 (iv_constant): Likewise.
3104 (iv_subreg): Likewise.
3105 (iv_extend): Likewise.
3108 (iv_mult): Likewise.
3109 (iv_shift): Likewise.
3110 (get_biv_step_1): Likewise.
3111 (get_biv_step): Likewise.
3112 (iv_analyze_biv): Likewise.
3113 (get_iv_value): Likewise.
3114 (shorten_into_mode): Likewise.
3115 (canonicalize_iv_subregs): Likewise.
3116 * sese.c (sese_build_liveouts): Use MAY_HAVE_DEBUG_STMTS instead
3117 of MAY_HAVE_DEBUG_INSNS.
3118 * tree-ssa-loop-ivopts.c: Include recog.h after expr.h.
3119 * tree-ssa-loop-prefetch.c: Likewise.
3121 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
3123 * expmed.c (ceil_log2): Move from here...
3124 * hwint.c: ... to here for older GCCs...
3125 * hwint.h: ... and here for newer GCCs.
3126 * rtl.h (ceil_log2): Remove prototype.
3128 * tree-phinodes.c: Do not include rtl.h.
3129 * Makefile.in (tree-phinodes.o): Do not depend on RTL_H.
3131 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
3133 * config/cris/cris.h (TARGET_ELF): Remove.
3134 (FORCE_EH_FRAME_INFO_IN_DATA_SECTION): Remove.
3135 (CRIS_ASM_OUTPUT_ALIGNED_DECL_COMMON): Simpify using TARGET_ELF==1.
3136 (LOCAL_LABEL_PREFIX): Likewise.
3137 * config/cris/cris.c (cris_target_asm_named_section): Remove.
3138 (cris_option_override): Simpify using TARGET_ELF==1.
3139 (cris_file_start): Likewise.
3140 * config/cris/cris-protos.h (cris_target_asm_named_section): Remove.
3142 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3144 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
3146 2012-06-16 Eric Botcazou <ebotcazou@adacore.com>
3149 * tree-inline.c (initialize_cfun): Copy can_delete_dead_exceptions.
3151 2012-06-15 Easwaran Raman <eraman@google.com>
3153 * passes.c (init_optimization_passes): Remove pass_call_cdce
3154 from its current position and insert after pass_dce.
3156 2012-06-15 Walter Lee <walt@tilera.com>
3158 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
3160 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
3162 * arm.c (note_invalid_constants): Don't return a result.
3163 (arm_memory_load_p): Delete function.
3164 (arm_const_double_rtx): Delete iterator variable i;
3165 (fp_immediate_constant): Likewise.
3166 (fp_const_from_val): Likewise.
3168 * arm.c (arm_init_iwmmxt_builtins): Delete void_ftype_void.
3170 2012-06-15 Marc Glisse <marc.glisse@inria.fr>
3173 * c-typeck.c (c_build_vec_perm_expr): Move to c-family/c-common.c.
3174 * c-tree.h (c_build_vec_perm_expr): Move to c-family/c-common.h.
3176 2012-06-15 Georg-Johann Lay <avr@gjlay.de>
3178 * config/avr/avr.c (avr_default_expand_builtin): New function.
3179 (avr_expand_builtin): Use it.
3180 (avr_expand_unop_builtin): Remove.
3181 (avr_expand_binop_builtin): Remove.
3182 (avr_expand_triop_builtin): Remove.
3184 2012-06-15 Michael Matz <matz@suse.de>
3187 * cfgexpand.c (add_alias_set_conflicts): Remove.
3188 (expand_used_vars): Don't call it.
3189 (aggregate_contains_union_type): Remove.
3190 * function.c (n_temp_slots_in_use): New static data.
3191 (make_slot_available, assign_stack_temp_for_type): Update it.
3192 (init_temp_slots): Zero it.
3193 (remove_unused_temp_slot_addresses): Use it for quicker removal.
3194 (remove_unused_temp_slot_addresses_1): Use htab_clear_slot.
3196 2012-06-15 Michael Matz <matz@suse.de>
3198 * gimplify.c (gimplify_compound_literal_expr): Take gimple_test_f
3199 argument, don't emit assign statement if value is directly usable.
3200 (gimplify_expr): Adjust.
3202 2012-06-15 Michael Matz <matz@suse.de>
3204 * gimplify.c (gimplify_modify_expr): Fold generated statements.
3205 * gimple-fold.c (can_refer_decl_in_current_unit_p): Check flag_ltrans.
3207 2012-06-15 Richard Guenther <rguenther@suse.de>
3209 * tree-vrp.c (set_and_canonicalize_value_range): Use canonical
3210 predicates to set VR_UNDEFINED and VR_VARYING. Drop a case
3211 we assert for in set_value_range to VR_VARYING.
3213 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
3215 * arm.md (addsf3, adddf3): Use s_register_operand.
3216 (subsf3, subdf3): Likewise.
3217 (mulsf3, muldf3): Likewise.
3218 (difsf3, divdf3): Likewise.
3219 (movsfcc, movdfcc): Likewise.
3220 * predicates.md (f_register_operand): Delete.
3221 (arm_float_rhs_operand): Delete.
3222 (arm_float_add_operand): Delete.
3223 (arm_float_compare_operand): Use s_register_operand when
3225 (cirrus_register_operand): Delete.
3226 (cirrus_fp_register): Delete.
3227 (cirrus_shift_const): Delete.
3228 (cmpdi_operand): Remove Maverick support.
3229 * constraints.md (f, v, H): Delete constraints.
3230 (G): Update documentation.
3231 * arm.c (fp_consts_inited): Convert to bool.
3232 (strings_fp): Delete.
3233 (values_fp): Delete.
3234 (value_fp0): New variable.
3235 (init_fp_table): Simplify logic.
3236 (arm_const_double_rtx): Likewise.
3237 (fp_immediate_constant): Likewise.
3238 (fp_const_from_val): Likewise.
3239 (neg_const_double_rtx_ok_for_fpa): Delete.
3240 * doc/md.texi (ARM constraints): Update documentation.
3242 2012-06-15 Ulrich Weigand <ulrich.weigand@linaro.org>
3244 PR tree-optimization/53636
3245 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Verify
3246 stride when doing basic-block vectorization.
3248 2012-06-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3250 * tree-vect-generic.c (lower_vec_perm): Propagate vector constants
3253 2012-06-15 Jakub Jelinek <jakub@redhat.com>
3255 * tree-vect-patterns.c (vect_pattern_recog): Don't unnecessarily
3256 allocate and free bbs array for the SLP case.
3258 PR tree-optimization/51581
3259 * expr.h (choose_multiplier): New prototype.
3260 * expmed.c (choose_multiplier): No longer static.
3261 Change multiplier_ptr from rtx * to UHWI *.
3262 (expand_divmod): Adjust callers.
3263 * tree-vect-patterns.c (vect_recog_sdivmod_pow2_pattern): Renamed to...
3264 (vect_recog_divmod_pattern): ... this. Pass bb_vinfo as last
3265 argument to new_stmt_vec_info. Attempt to optimize also divisions
3266 by non-pow2 constants if integer vector division isn't supported.
3267 * tree-vect-stmts.c (vect_analyze_stmt): If node != NULL,
3268 don't look at pattern stmts and sequences.
3270 2012-06-15 Eric Botcazou <ebotcazou@adacore.com>
3273 * common.opt (-fdelete-dead-exceptions): New switch.
3274 * doc/invoke.texi (Code Gen Options): Document it.
3275 * cse.c (count_reg_usage) <CALL_INSN>: Use !insn_nothrow_p in lieu of
3276 insn_could_throw_p predicate. Do not skip an insn that could throw
3277 if dead exceptions can be deleted.
3278 (insn_live_p): Likewise, do not return true in that case.
3279 * dce.c (can_alter_cfg): New flag.
3280 (deletable_insn_p): Do not return false for an insn that can throw if
3281 the CFG can be altered and dead exceptions can be deleted.
3282 (init_dce): Set can_alter_cfg to false for fast DCE, true otherwise.
3283 * dse.c (scan_insn): Use !insn_nothrow_p in lieu of insn_could_throw_
3284 predicate. Do not preserve an insn that could throw if dead exceptions
3286 * function.h (struct function): Add can_delete_dead_exceptions flag.
3287 * function.c (allocate_struct_function): Set it.
3288 * lto-streamer-in.c (input_struct_function_base): Stream it.
3289 * lto-streamer-out.c (input_struct_function_base): Likewise.
3290 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Do not mark a
3291 statement that could throw as necessary if dead exceptions can be
3294 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3296 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
3298 2012-06-14 Oleg Endo <olegendo@gcc.gnu.org>
3301 * config/sh/sh.md: Add peephole for swapbsi2.
3302 (*swapbisi2_and_shl8, *swapbhisi2): New insns and splits.
3304 2012-06-14 Uros Bizjak <ubizjak@gmail.com>
3306 * config/i386/i386.md (*zero_extendsidi2): Remove x,x alternative.
3307 (*zero_extendsidi2_rex64): Ditto. Remove isa attribute.
3309 2012-06-14 Jakub Jelinek <jakub@redhat.com>
3312 * config/i386/i386.md (*anddi_1 into *andsi_1_zext splitter): New.
3314 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
3316 * arm.c (arm_cirrus_insn_p): Delete.
3317 (cirrus_reorg): Delete.
3318 (arm_reorg): Don't call cirrus_reorg.
3319 (arm_final_prescan_insn_p): Don't check for cirrus insns.
3320 * arm.md (define_attr "type"): Remove mav_farith and mav_dmult.
3321 (adddi3, subdi3): Remove Maverick support.
3322 (arm_adddi3): Likewise.
3323 (adddi_sesidi_di, adddi_zesidi_di): Likewise.
3324 (addsf3, adddf3): Likewise.
3325 (subsf3, subdf3): Likewise.
3326 (mulsf3, muldf3): Likewise.
3327 (ashldi3, ashrdi3, lshrdi3): Likewise.
3328 (floatsisf2, floatsidf2): Likewise.
3329 (fix_truncsfsi2, fix_truncdfsi2): Likewise.
3330 (arm_movdi, thumb1_movdi_insn): Likewise.
3331 (arm_cmpdi_insn): Likewise.
3332 (cirrus_cmpsf, cirrus_cmpdf, cirrus_cmpdi): Likewise.
3333 (cirrus.md): Don't include.
3334 * cirrus.md: Delete file.
3335 * t-arm (MD_INCLUDES): Remove cirrus.md.
3337 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
3339 * dwarf2out.c (function_possibly_abstracted_p): New static function.
3340 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
3341 cgraph_function_possibly_inlined_p.
3342 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
3343 (process_scope_var): Do not emit concrete instances of abstracted
3344 nested functions from here.
3345 (gen_decl_die): Emit the abstract instance if the function is possibly
3346 abstracted and not only possibly inlined.
3347 (dwarf2out_finish): Find the first non-abstract parent instance and
3348 attach concrete instances on the limbo list to it.
3350 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
3352 * arm.md (divsf3, divdf3): Remove FPA support.
3353 (negsf2, negdf2): Likewise.
3354 (sqrtsf2, sqrtdf2): Likewise.
3355 (movdfcc): Likewise.
3356 (modsf3, moddf3, movxf): Delete.
3357 (push_fp_multi): Delete.
3358 (fpa.md): Don't include it.
3359 * fpa.md: Delete file.
3360 * t-arm (MD_INCLUDES): Remove fpa.md.
3362 2012-06-14 Bill Schmidt <wschmidt@linux.ibm.com>
3364 * tree-vectorizer.h (vect_get_stmt_cost): Move from tree-vect-stmts.c.
3365 (cost_for_stmt): Remove decl.
3366 (vect_get_single_scalar_iteration_cost): Correct typo in name.
3367 * tree-vect-loop.c (vect_get_cost): Remove.
3368 (vect_get_single_scalar_iteration_cost): Correct typo in name; use
3369 vect_get_stmt_cost rather than vect_get_cost.
3370 (vect_get_known_peeling_cost): Use vect_get_stmt_cost rather than
3372 (vect_estimate_min_profitable_iters): Correct typo in call to
3373 vect_get_single_scalar_iteration_cost; use vect_get_stmt_cost rather
3375 (vect_model_reduction_cost): Use vect_get_stmt_cost rather than
3377 (vect_model_induction_cost): Likewise.
3378 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Correct
3379 typo in call to vect_get_single_scalar_iteration_cost.
3380 * tree-vect-stmts.c (vect_get_stmt_cost): Move to tree-vectorizer.h.
3381 (cost_for_stmt): Remove unnecessary function.
3382 * Makefile.in (TREE_VECTORIZER_H): Update dependencies.
3384 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
3386 * arm.opt (mfp=2, mfp=3, mfpe, mfpe=2, mfpe=3): Delete options.
3387 * arm-fpus.def (fpa, fpe2, fpe3, maverick): Delete FPU types.
3388 * arm-tables.opt: Regenerated.
3389 * doc/invoke.texi: Remove references to deleted options.
3391 2012-06-14 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
3393 * config/h8300/genmova.sh: Modified to add offset bits of
3394 mova/Sz assembly instruction for memory access.
3395 * config/h8300/h8300.c: Likewise.
3396 * config/h8300/mova.md: Likewise.
3398 2012-06-12 Christian Bruel <christian.bruel@st.com>
3401 * config/sh/sh.c (sh_option_override): Don't force
3402 flag_omit_frame_pointer and maccumulate_outgoing_args.
3403 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
3405 2012-06-14 Richard Guenther <rguenther@suse.de>
3407 * tree-vrp.c (VR_INITIALIZER): New define.
3408 (ranges_from_anti_range): New function.
3409 (extract_range_from_binary_expr_1): Decompose operations on
3410 VR_ANTI_RANGEs to operations on VR_RANGE.
3411 (extract_range_from_unary_expr_1): Likewise.
3412 (extract_range_from_binary_expr_1, extract_range_from_binary_expr,
3413 extract_range_from_unary_expr_1, extract_range_from_unary_expr,
3414 extract_range_from_cond_expr, adjust_range_with_scev,
3415 vrp_visit_assignment_or_call, vrp_visit_phi_node,
3416 simplify_bit_ops_using_ranges): Use VR_INITIALIZER.
3418 2012-06-13 Richard Henderson <rth@redhat.com>
3420 * hwint.h (HOST_WIDEST_INT_C): New.
3421 (HOST_WIDE_INT_C): New.
3422 (HOST_WIDE_INT_1): Use it.
3423 * config/alpha/alpha.c (alpha_trampoline_init): Use it.
3425 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
3428 * var-tracking.c: Include alias.h.
3429 (overlapping_mems): New struct.
3430 (drop_overlapping_mem_locs): New.
3431 (clobber_overlapping_mems): New.
3432 (var_mem_delete_and_set, var_mem_delete): Call it.
3433 (val_bind): Likewise, but only if modified.
3434 (compute_bb_dataflow, emit_notes_in_bb): Call it on MEMs.
3435 * Makefile.in (var-tracking.o): Depend in $(ALIAS_H).
3437 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
3440 * var-tracking.c (loc_exp_dep_pool): New.
3441 (vt_emit_notes): Create and release the pool.
3442 (compute_bb_dataflow): Use value-based locations in MO_VAL_SET.
3443 (emit_notes_in_bb): Likewise.
3444 (loc_exp_dep_insert): Deal with NOT_ONEPART vars.
3445 (notify_dependents_of_changed_value): Likewise.
3446 (notify_dependents_of_resolved_value): Check that NOT_ONEPART
3447 variables don't have a VAR_LOC_DEP_LST.
3448 (emit_note_insn_var_location): Expand NOT_ONEPART locs that are
3449 VALUEs or MEMs of VALUEs.
3451 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
3455 * dce.c (word_dce_process_block): Insert debug temps only if the
3457 (dce_process_block): Likewise, and if debug.used is not empty,
3458 and only after iterating over all DEFs that might mark the insn.
3460 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
3462 * common.opt (ftree-coalesce-inlined-vars): New.
3463 (ftree-coalesce-vars): New.
3464 * doc/invoke.texi: Document them.
3465 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
3468 2012-06-13 Richard Sandiford <rdsandiford@googlemail.com>
3470 * read-rtl.c (mapping): Remove index field. Add current_value field.
3471 Define heap vectors.
3472 (iterator_group): Fix long line. Remove num_builtins field and
3473 uses_iterator fields. Make apply_iterator take a void * parameter.
3474 (iterator_use, atttribute_use): New structures.
3475 (iterator_traverse_data, BELLWETHER_CODE, bellwether_codes): Delete.
3476 (current_iterators, iterator_uses, attribute_uses): New variables.
3477 (uses_mode_iterator_p, uses_code_iterator_p): Delete.
3478 (apply_mode_iterator, apply_code_iterator): Take a void * parameter.
3479 (map_attr_string, apply_iterator_to_string): Remove iterator
3480 and value parameters. Look through all current iterator values
3481 for a matching attribute.
3482 (mode_attr_index, apply_mode_maps): Delete.
3483 (apply_iterator_to_rtx): Replace with...
3484 (copy_rtx_for_iterators): ...this new function.
3485 (uses_iterator_p, apply_iterator_traverse): Delete.
3486 (apply_attribute_uses, add_current_iterators, apply_iterators): New
3488 (add_mapping): Remove index field. Set current_value field.
3489 (initialize_iterators): Don't set num_builtins and uses_iterator_p
3491 (find_iterator): Delete.
3492 (record_iterator_use, record_attribute_use): New functions.
3493 (record_potential_iterator_use): New function.
3494 (check_code_iterator): Remove handling of bellwether codes.
3495 (read_rtx): Remove mode maps. Truncate iterator and attribute uses.
3496 (read_rtx_code, read_nested_rtx, read_rtx_variadic): Remove mode_maps
3497 parameter. Use the first code iterator value instead of the
3498 bellwether_codes array. Use record_potential_iterator_use for modes.
3500 2012-06-13 Oleg Endo <olegendo@gcc.gnu.org>
3503 * config/sh/sh.md (bswapsi2): New expander.
3504 (swapbsi2): New insn.
3506 2012-06-13 H.J. Lu <hongjiu.lu@intel.com>
3509 * config/i386/i386.c (ix86_tune_cost): New variable.
3510 (ix86_option_override_internal): Set ix86_tune_cost. Use
3511 ix86_tune_cost for simultaneous_prefetches, prefetch_block,
3512 l1_cache_size and l2_cache_size.
3514 2012-06-13 Richard Guenther <rguenther@suse.de>
3516 * tree-vrp.c (vrp_meet): Properly meet equivalent ranges.
3517 Handle meeting two VR_RANGE to an VR_ANTI_RANGE. Implement
3518 all possible meetings of VR_RANGE with VR_ANTI_RANGE and
3519 VR_ANTI_RANGE with VR_ANTI_RANGE.
3521 2012-06-13 Richard Earnshaw <rearnsha@arm.com>
3523 * config.gcc (unsupported): Move obsoleted FPA-based configurations
3525 (obsolete): ... here.
3526 (arm*-*-freebsd*): Remove.
3527 (arm*-*-linux*): Only accept EABI variants. Simplify logic.
3528 (arm*-*-uclinux*): Likewise.
3529 (arm*-*-ecos-elf): Remove.
3530 (arm*-*-rtems*): Remove.
3531 (arm*-*-elf): Remove.
3532 (arm*-wince-pe*): Remove.
3533 (arm, --with-fpu): Remove support for fpa and Maverick variants.
3534 * arm/ecos-elf.h: Delete.
3535 * arm/t-strongarm-elf: Delete.
3536 * arm/rtems-elf.h: Delete.
3537 * arm/wince-pe.h: Delete.
3540 * arm/t-wince-pe: Delete.
3542 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
3544 PR tree-optimization/53647
3545 * tree-ssa-phiopt.c (gate_hoist_loads): Skip transformation for
3546 targets with no defined cache line size.
3548 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
3550 * targhooks.c (default_builtin_vectorized_conversion): Handle
3551 vec_construct, using vectype to base cost on subparts.
3552 * target.h (enum vect_cost_for_stmt): Add vec_construct.
3553 * tree-vect-stmts.c (vect_model_load_cost): Use vec_construct
3554 instead of scalar_to-vec.
3555 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
3556 vec_construct in same way as default for now.
3557 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
3558 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
3559 Handle vec_construct, including special case for 32-bit loads.
3561 2012-06-13 Xinyu Qi <xyqi@marvell.com>
3563 * config/arm/arm.c (FL_IWMMXT2): New define.
3564 (arm_arch_iwmmxt2): New variable.
3565 (arm_option_override): Enable use of iWMMXt with VFP.
3566 Disable use of iWMMXt with NEON. Disable use of iWMMXt under
3567 Thumb mode. Set arm_arch_iwmmxt2.
3568 (arm_expand_binop_builtin): Accept VOIDmode op.
3569 (enum arm_builtins): Revise built-in fcode.
3570 (IWMMXT2_BUILTIN): New define.
3571 (IWMMXT2_BUILTIN2): Likewise.
3572 (iwmmx2_mbuiltin): Likewise.
3573 (builtin_description bdesc_2arg): Revise built in declaration.
3574 (builtin_description bdesc_1arg): Likewise.
3575 (arm_init_iwmmxt_builtins): Revise built in initialization.
3576 (arm_expand_builtin): Revise built in expansion.
3577 (arm_output_iwmmxt_shift_immediate): New function.
3578 (arm_output_iwmmxt_tinsr): Likewise.
3579 * config/arm/arm-protos.h (arm_output_iwmmxt_shift_immediate): Declare.
3580 (arm_output_iwmmxt_tinsr): Likewise.
3581 * config/arm/iwmmxt.md (WCGR0, WCGR1, WCGR2, WCGR3): New constant.
3582 (iwmmxt_psadbw, iwmmxt_walign, iwmmxt_tmrc, iwmmxt_tmcr): Delete.
3583 (rorv4hi3, rorv2si3, rordi3): Likewise.
3584 (rorv4hi3_di, rorv2si3_di, rordi3_di): Likewise.
3585 (ashrv4hi3_di, ashrv2si3_di, ashrdi3_di): Likewise.
3586 (lshrv4hi3_di, lshrv2si3_di, lshrdi3_di): Likewise.
3587 (ashlv4hi3_di, ashlv2si3_di, ashldi3_di): Likewise.
3588 (iwmmxt_tbcstqi, iwmmxt_tbcsthi, iwmmxt_tbcstsi): Likewise
3589 (*iwmmxt_clrv8qi, *iwmmxt_clrv4hi, *iwmmxt_clrv2si): Likewise.
3590 (tbcstv8qi, tbcstv4hi, tbsctv2si): New pattern.
3591 (iwmmxt_clrv8qi, iwmmxt_clrv4hi, iwmmxt_clrv2si): Likewise.
3592 (*and<mode>3_iwmmxt, *ior<mode>3_iwmmxt, *xor<mode>3_iwmmxt): Likewise.
3593 (ror<mode>3, ror<mode>3_di): Likewise.
3594 (ashr<mode>3_di, lshr<mode>3_di, ashl<mode>3_di): Likewise.
3595 (ashli<mode>3_iwmmxt, iwmmxt_waligni, iwmmxt_walignr): Likewise.
3596 (iwmmxt_walignr0, iwmmxt_walignr1): Likewise.
3597 (iwmmxt_walignr2, iwmmxt_walignr3): Likewise.
3598 (iwmmxt_setwcgr0, iwmmxt_setwcgr1): Likewise.
3599 (iwmmxt_setwcgr2, iwmmxt_setwcgr3): Likewise.
3600 (iwmmxt_getwcgr0, iwmmxt_getwcgr1): Likewise.
3601 (iwmmxt_getwcgr2, iwmmxt_getwcgr3): Likewise.
3602 (All instruction patterns): Add wtype attribute.
3603 (*iwmmxt_arm_movdi, *iwmmxt_movsi_insn): iWMMXt coexist with vfp.
3604 (iwmmxt_uavgrndv8qi3, iwmmxt_uavgrndv4hi3): Revise the pattern.
3605 (iwmmxt_uavgv8qi3, iwmmxt_uavgv4hi3): Likewise.
3606 (ashr<mode>3_iwmmxt, ashl<mode>3_iwmmxt, lshr<mode>3_iwmmxt): Likewise.
3607 (iwmmxt_tinsrb, iwmmxt_tinsrh, iwmmxt_tinsrw):Likewise.
3608 (eqv8qi3, eqv4hi3, eqv2si3, gtuv8qi3): Likewise.
3609 (gtuv4hi3, gtuv2si3, gtv8qi3, gtv4hi3, gtv2si3): Likewise.
3610 (iwmmxt_wunpckihh, iwmmxt_wunpckihw, iwmmxt_wunpckilh): Likewise.
3611 (iwmmxt_wunpckilw, iwmmxt_wunpckehub, iwmmxt_wunpckehuh): Likewise.
3612 (iwmmxt_wunpckehuw, iwmmxt_wunpckehsb, iwmmxt_wunpckehsh): Likewise.
3613 (iwmmxt_wunpckehsw, iwmmxt_wunpckelub, iwmmxt_wunpckeluh): Likewise.
3614 (iwmmxt_wunpckeluw, iwmmxt_wunpckelsb, iwmmxt_wunpckelsh): Likewise.
3615 (iwmmxt_wunpckelsw, iwmmxt_wmadds, iwmmxt_wmaddu): Likewise.
3616 (iwmmxt_wsadb, iwmmxt_wsadh, iwmmxt_wsadbz, iwmmxt_wsadhz): Likewise.
3617 (iwmmxt2.md): Include.
3618 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __IWMMXT2__.
3619 (TARGET_IWMMXT2): New define.
3620 (TARGET_REALLY_IWMMXT2): Likewise.
3621 (arm_arch_iwmmxt2): Declare.
3622 * config/arm/mmintrin.h: Use __IWMMXT__ to enable iWMMXt intrinsics.
3623 Use __IWMMXT2__ to enable iWMMXt2 intrinsics.
3624 Use C name-mangling for intrinsics.
3626 (_mm_cvtsi32_si64, _mm_andnot_si64, _mm_sad_pu8): Revise.
3627 (_mm_sad_pu16, _mm_align_si64, _mm_setwcx, _mm_getwcx): Likewise.
3628 (_m_from_int): Likewise.
3629 (_mm_sada_pu8, _mm_sada_pu16): New intrinsic.
3630 (_mm_alignr0_si64, _mm_alignr1_si64, _mm_alignr2_si64): Likewise.
3631 (_mm_alignr3_si64, _mm_tandcb, _mm_tandch, _mm_tandcw): Likewise.
3632 (_mm_textrcb, _mm_textrch, _mm_textrcw, _mm_torcb): Likewise.
3633 (_mm_torch, _mm_torcw, _mm_tbcst_pi8, _mm_tbcst_pi16): Likewise.
3634 (_mm_tbcst_pi32): Likewise.
3635 (_mm_abs_pi8, _mm_abs_pi16, _mm_abs_pi32): New iWMMXt2 intrinsic.
3636 (_mm_addsubhx_pi16, _mm_absdiff_pu8, _mm_absdiff_pu16): Likewise.
3637 (_mm_absdiff_pu32, _mm_addc_pu16, _mm_addc_pu32): Likewise.
3638 (_mm_avg4_pu8, _mm_avg4r_pu8, _mm_maddx_pi16, _mm_maddx_pu16): Likewise.
3639 (_mm_msub_pi16, _mm_msub_pu16, _mm_mulhi_pi32): Likewise.
3640 (_mm_mulhi_pu32, _mm_mulhir_pi16, _mm_mulhir_pi32): Likewise.
3641 (_mm_mulhir_pu16, _mm_mulhir_pu32, _mm_mullo_pi32): Likewise.
3642 (_mm_qmulm_pi16, _mm_qmulm_pi32, _mm_qmulmr_pi16): Likewise.
3643 (_mm_qmulmr_pi32, _mm_subaddhx_pi16, _mm_addbhusl_pu8): Likewise.
3644 (_mm_addbhusm_pu8, _mm_qmiabb_pi32, _mm_qmiabbn_pi32): Likewise.
3645 (_mm_qmiabt_pi32, _mm_qmiabtn_pi32, _mm_qmiatb_pi32): Likewise.
3646 (_mm_qmiatbn_pi32, _mm_qmiatt_pi32, _mm_qmiattn_pi32): Likewise.
3647 (_mm_wmiabb_si64, _mm_wmiabbn_si64, _mm_wmiabt_si64): Likewise.
3648 (_mm_wmiabtn_si64, _mm_wmiatb_si64, _mm_wmiatbn_si64): Likewise.
3649 (_mm_wmiatt_si64, _mm_wmiattn_si64, _mm_wmiawbb_si64): Likewise.
3650 (_mm_wmiawbbn_si64, _mm_wmiawbt_si64, _mm_wmiawbtn_si64): Likewise.
3651 (_mm_wmiawtb_si64, _mm_wmiawtbn_si64, _mm_wmiawtt_si64): Likewise.
3652 (_mm_wmiawttn_si64, _mm_merge_si64): Likewise.
3653 (_mm_torvscb, _mm_torvsch, _mm_torvscw): Likewise.
3654 (_m_to_int): New define.
3655 * config/arm/arm-cores.def (iwmmxt2): Add FL_IWMMXT2.
3656 * config/arm/arm-arches.def (iwmmxt2): Likewise.
3657 * config/arm/t-arm (MD_INCLUDES): Add marvell-f-iwmmxt.md and
3659 * config/arm/arm.md (marvell-f-iwmmxt.md): Include.
3660 (arch): Add "iwmmxt2".
3661 (arch_enabled): Handle "iwmmxt2".
3662 (wtype): New attribute.
3663 (UNSPEC_WMADDS, UNSPEC_WMADDU): Delete.
3664 (UNSPEC_WALIGNI): New unspec.
3665 * config/arm/predicates.md (imm_or_reg_operand): New predicate.
3666 * config/arm/iterators.md (VMMX2): New mode_iterator.
3667 * config/arm/marvell-f-iwmmxt.md: New file.
3668 * config/arm/iwmmxt2.md: New file.
3670 2012-06-12 Jakub Jelinek <jakub@redhat.com>
3675 * c-decl.c (build_compound_literal): Call c_incomplete_type_error
3676 if type isn't complete.
3678 2012-06-12 Uros Bizjak <ubizjak@gmail.com>
3680 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
3682 2012-06-12 Richard Henderson <rth@redhat.com>
3684 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
3685 iterator instead of INT.
3687 2012-06-12 Bill Schmidt <wschmidt@linux.ibm.com>
3689 * opts.c: Add -fhoist-adjacent-loads to -O2 and above.
3690 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Add argument to forward
3692 (hoist_adjacent_loads, gate_hoist_loads): New forward declarations.
3693 (tree_ssa_phiopt): Call gate_hoist_loads.
3694 (tree_ssa_cs_elim): Add parm to tree_ssa_phiopt_worker call.
3695 (tree_ssa_phiopt_worker): Add do_hoist_loads to formal arg list; call
3696 hoist_adjacent_loads.
3697 (local_mem_dependence): New function.
3698 (hoist_adjacent_loads): Likewise.
3699 (gate_hoist_loads): Likewise.
3700 * common.opt (fhoist-adjacent-loads): New switch.
3701 * Makefile.in (tree-ssa-phiopt.o): Added dependencies.
3703 2012-06-12 Michael Matz <matz@suse.de>
3705 * alias.c (nonoverlapping_component_refs_p): Take two rtx arguments.
3706 (nonoverlapping_memrefs_p): Don't call it here ...
3707 (true_dependence_1): ... but here.
3709 2012-06-12 Richard Guenther <rguenther@suse.de>
3711 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove dead code.
3712 * alias.c (ao_ref_from_mem): MEM_EXPR is conservative, MEM_OFFSET
3713 and MEM_SIZE only refines it. Reflect that and be less conservative
3714 if either of the latter is not known.
3716 2012-06-12 Jakub Jelinek <jakub@redhat.com>
3718 PR rtl-optimization/53589
3719 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
3720 discovery even when e->dest != target. If any LABEL_REF points
3721 to e->dest label, redirect it to target's label.
3723 2012-06-12 Chung-Lin Tang <cltang@codesourcery.com>
3725 * config/sh/sh.c (output_stack_adjust): Remove !epilogue_p
3726 condition for generating REG_FRAME_RELATED_EXPR note.
3727 (pop): Add code for generating REG_CFA_RESTORE,
3728 REG_CFA_ADJUST_CFA notes. Set RTX_FRAME_RELATED_P to 1.
3729 (sh_expand_epilogue): Use frame_insn() for FP to SP move.
3730 Set 'frame_p' of calls to output_stack_adjust() to 'true'.
3732 2012-06-11 Richard Henderson <rth@redhat.com>
3734 * config/alpha/alpha.c (HWI_HEX2): Add missing shift.
3735 * vmsdbgout.c (VMS_EPOCH_OFFSET): Add LL suffix.
3737 * config/alpha/alpha.c (alpha_trampoline_init): Split large constants.
3739 2012-06-12 Hans-Peter Nilsson <hp@axis.com>
3741 * doc/tm.texi.in (Addressing Modes) <TARGET_LEGITIMIZE_ADDRESS>:
3742 Mention that this hook needs to be defined for native TLS.
3743 * doc/tm.texi: Regenerate.
3745 2012-06-11 Mike Stump <mikestump@comcast.net>
3747 * emit-rtl.c (init_emit_once): Iterate through the
3748 MODE_PARTIAL_INT modes with MIN_MODE_PARTIAL_INT and
3749 MAX_MODE_PARTIAL_INT, as GET_MODE_WIDER_MODE doesn't step through
3750 all the MIN_MODE_PARTIAL_INT modes anymore.
3752 2012-06-12 Maxim Kuvyrkov <maxim@codesourcery.com>
3754 * gcc/config/mips/mips-tables.opt (xlp): Fix merge typo.
3756 2012-06-11 Roland McGrath <mcgrathr@google.com>
3758 * dwarf2out.c (const_ok_for_output_1): Detect a TLS UNSPEC using
3759 SYMBOL_REF_TLS_MODEL rather than DECL_THREAD_LOCAL_P, in case it's
3760 not a VAR_DECL. Also don't limit it to UNSPECs with exactly one
3763 2012-06-11 Oleg Endo <olegendo@gcc.gnu.org>
3766 * config/sh/sh.md (fmasf4): New expander.
3767 (*macsf3): Rename to fmasf4_i. Adapt to fma pattern.
3768 (mac_media): Rename to fmasf4_media. Adapt to fma pattern.
3769 * config/sh/sh.opt (mfused-madd): Remove.
3770 * config/sh/sh.c (sh_option_override): Remove mfused-madd handling.
3771 (builtin_description bdesc): Remove __builtin_sh_media_FMAC_S.
3772 * config.gcc (sh[123456789lbe]*-*-* | sh-*-*): Add fused-madd.opt
3774 * doc/invoke.texi (SH Options): Update mfused-madd and mno-fused-madd
3777 2012-06-11 Richard Henderson <rth@redhat.com>
3779 * dwarf2cfi.c (scan_trace): Handle annulled branch-taken delay slots.
3781 2012-06-11 Richard Guenther <rguenther@suse.de>
3784 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
3785 replace it with the first non-BLOCK context.
3787 2012-06-11 Richard Guenther <rguenther@suse.de>
3789 * alias.c (aliases_everything_p): Remove.
3790 (DIFFERENT_ALIAS_SETS_P): Likewise.
3791 (true_dependence_1): Use mems_in_disjoint_alias_sets_p directly.
3792 Do not use aliases_everything_p or special-case ANDs. Do not
3793 special-case BLKmode moves.
3794 (may_alias_p): Likewise. Handle BLKmode similar like everywhere
3797 2012-06-09 Hans-Peter Nilsson <hp@axis.com>
3799 Fix CRIS build errors with --enable-build-with-cxx.
3800 * config/cris/cris.c (cris_emit_trap_for_misalignment): Rename
3801 variable "and" to "andop".
3802 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>"): Use
3803 temporary variable for memory model, passing C++-type-correct
3804 parameter type to expand_mem_thread_fence.
3805 ("atomic_compare_and_swap<mode>"): Ditto.
3807 2012-06-09 Richard Henderson <rth@redhat.com>
3810 * cfgcleanup.c (execute_jump): Rename from rest_of_handle_jump2.
3811 (pass_jump): Rename from pass_jump2.
3812 (execute_jump2, pass_jump2): New.
3813 * combine-stack-adj.c (rest_of_handle_stack_adjustments): Don't
3814 perform cfg cleanup here. Move the test of PUSH_ROUNDING
3815 and ACCUMULATE_OUTGOING_ARGS test...
3816 (gate_handle_stack_adjustments): ... here.
3817 * passes.c (init_optimization_passes): Update for pass_jump2 rename.
3818 Place new pass_jump2 after pass_stack_adjustments.
3819 * tree-pass.h (pass_jump): Declare.
3821 2012-06-09 Kenneth Zadeck <zadeck@naturalbridge.com>
3823 * simplify-rtx.c (simplify_const_binary_operation): Fixed shift
3826 2012-06-08 Richard Henderson <rth@redhat.com>
3829 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
3830 note to a clobber insn when no other insn is available.
3832 2012-06-08 Georg-Johann Lay <avr@gjlay.de>
3834 * config/avr/avr.c (avr_case_values_threshold): Return 7.
3836 2012-06-07 Andreas Schwab <schwab@linux-m68k.org>
3838 * genhooks.c (main): Set progname.
3839 (emit_documentation): Remove variable found_start, always bail out
3840 when a place is missing.
3841 * doc/tm.texi.in (C++ ABI): Add @hook TARGET_CXX_DECL_MANGLING_CONTEXT.
3843 2012-06-07 Jakub Jelinek <jakub@redhat.com>
3846 * omp-low.c (scan_omp): Change first argument to gimple_seq *,
3847 call walk_gimple_seq_mod instead of walk_gimple_seq.
3848 (scan_sharing_clauses, scan_omp_parallel, scan_omp_task,
3849 scan_omp_for, scan_omp_sections, scan_omp_single,
3850 execute_lower_omp): Adjust callers.
3851 (scan_omp_1_stmt): Likewise. If check_omp_nesting_restrictions
3852 returns false, replace stmt with GIMPLE_NOP.
3853 (check_omp_nesting_restrictions): Instead of issuing warnings,
3854 issue errors and return false if any errors were reported.
3856 2012-06-06 Steven Bosscher <steven@gcc.gnu.org>
3858 * doc/invoke.texi (fconserve-space): Remove documentation.
3860 2012-06-06 Edmar Wienskoski <edmar@freescale.com>
3862 * config/rs6000/rs6000-tables.opt: Regenerated.
3864 2012-06-06 Richard Guenther <rguenther@suse.de>
3866 PR tree-optimization/53081
3867 * tree-data-ref.h (adjacent_store_dr_p): Rename to ...
3868 (adjacent_dr_p): ... this and make it work for reads, too.
3869 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMCPY.
3870 (struct partition_s): Change main_stmt to main_dr, add
3871 secondary_dr member.
3872 (build_size_arg_loc): Change to date data-reference and not
3874 (build_addr_arg_loc): New function split out from ...
3875 (generate_memset_builtin): ... here. Use it and simplify.
3876 (generate_memcpy_builtin): New function.
3877 (generate_code_for_partition): Adjust.
3878 (classify_partition): Streamline pattern detection. Detect memcpy.
3879 (ldist_gen): Adjust.
3880 (tree_loop_distribution): Adjust seed statements for memcpy
3883 2012-06-06 Matt Turner <mattst88@gmail.com>
3885 * config/arm/mmintrin.h (_mm_empty): New.
3888 2012-06-06 Richard Sandiford <r.sandiford@uk.ibm.com>
3890 * doc/invoke.texi (sched-pressure-algorithm): Document new --param.
3891 * common.opt (fsched-pressure-algorithm=): Remove.
3892 * flag-types.h (sched_pressure_algorithm): Move to...
3893 * sched-int.h (sched_pressure_algorithm): ...here.
3894 * params.def (sched-pressure-algorithm): New param.
3895 * haifa-sched.c (sched_init): Use it to initialize sched_pressure.
3896 * common/config/s390/s390-common.c (s390_option_optimization_table):
3897 Remove OPT_fsched_pressure_algorithm_ entry.
3898 * config/s390/s390.c (s390_option_override): Set a default value for
3899 PARAM_SCHED_PRESSURE_ALGORITHM.
3901 2012-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
3904 * config/rs6000/rs6000.c (rs6000_generate_compare): If we are
3905 doing an unsigned compare, make sure the second argument is not a
3907 (rs6000_emit_cmove): Don't allow floating point comparisons when
3908 generating ISEL moves.
3910 2012-06-05 Edmar Wienskoski <edmar@freescale.com>
3912 * config/rs6000/e5500.md: New file.
3913 * config/rs6000/e6500.md: New file.
3914 * config/rs6000/rs6000.c (processor_costs): Add new costs for
3916 (rs6000_option_override_internal): Altivec and Spe options not
3917 allowed with e5500. Spe options not allowed with e6500. Increase
3918 move inline limit for e5500 and e6500. Disable string instructions
3919 for e5500 and e6500. Enable branch targets alignment for e5500 and
3920 e6500. Initialize rs6000_cost for e5500 and e6500.
3921 (rs6000_adjust_cost): Add extra scheduling cycles between compare
3922 and brnach for e5500 and e6500.
3923 (rs6000_issue_rate): Set issue rate for e5500 and e6500.
3924 * config/rs6000/rs6000-cpus.def: Add cpu definitions for e5500 and
3926 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add e5500 and e6500.
3927 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce5500 and
3929 Include e5500.md and e6500.md.
3930 * config/rs6000/rs6000-opt.h (processor_type): Add
3931 PROCESSOR_PPCE5500 and PROCESSOR_PPCE6500.
3932 * config.gcc (cpu_is_64bit): Add new cores e5500, e6500.
3933 (powerpc*-*-*): Add new cores e5500, e6500.
3934 * doc/invoke.texi: (item -mcpu): Add e5500 and e6500 to list of cpus.
3936 2012-06-05 Richard Guenther <rguenther@suse.de>
3938 * tree-vect-data-refs.c (vect_analyze_data_refs): Fix last change.
3940 2012-06-05 H.J. Lu <hongjiu.lu@intel.com>
3943 * config.gcc: Select x32 run-time library if --with-abi={x32|mx32}
3944 is used for x86_64-*-*.
3946 2012-06-05 Richard Guenther <rguenther@suse.de>
3948 PR tree-optimization/30442
3949 * tree-vect-data-refs.c (vect_analyze_data_refs): For basic-block
3950 vectorization stop analysis at the first stmt we cannot compute
3951 a data-reference for instead of giving up completely.
3953 2012-06-05 Richard Guenther <rguenther@suse.de>
3955 * tree-loop-distribution.c (struct partition_s): Add has_writes member.
3956 (partition_alloc): Initialize it.
3957 (partition_has_writes): New function.
3958 (rdg_flag_uses): Adjust.
3959 (rdg_flag_vertex): Likewise.
3960 (rdg_flag_vertex_and_dependent): Likewise.
3961 (rdg_flag_loop_exits): Likewise.
3962 (build_rdg_partition_for_component): Likewise.
3963 (rdg_build_partitions): Likewise.
3965 2012-06-05 Richard Guenther <rguenther@suse.de>
3967 PR tree-optimization/53081
3968 * tree-loop-distribution.c (generate_memset_builtin): Handle all
3969 kinds of byte-sized stores.
3970 (classify_partition): Likewise.
3971 (tree_loop_distribution): Adjust seed statements used for
3972 !flag_tree_loop_distribution.
3974 2012-06-05 Alan Modra <amodra@gmail.com>
3976 * config/rs6000/rs6000.c (ptr_regno_for_savres): Comment.
3977 (rs6000_emit_prologue): Ensure register used for inline saves
3978 of vector regs is not the static chain register. Revise comment.
3980 2012-06-04 Oleg Endo <olegendo@gcc.gnu.org>
3982 * doc/md.texi (Standard Pattern Names For Generation): Document
3985 2012-06-04 H.J. Lu <hongjiu.lu@intel.com>
3988 * config/i386/i386.c (ix86_sched_reorder) Skip debug insns.
3990 2012-06-04 Jason Merrill <jason@redhat.com>
3992 * dwarf2out.c (is_unit_die): New.
3993 (copy_declaration_context, copy_ancestor_tree): Use it.
3994 (copy_decls_walk): Likewise.
3996 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
3999 * doc/invoke.texi (Wenum-compare): Update documentation.
4001 2012-06-04 Dodji Seketeli <dodji@redhat.com>
4003 PR preprocessor/53463
4004 * parser.c (cp_parser_assignment_expression): Use the location
4005 for the '=' as the default location for the expression.
4007 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
4010 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
4012 (altivec_stvlxl): Ditto.
4013 (altivec_stvrx): Ditto.
4014 (altivec_stvrxl): Ditto.
4016 2012-06-04 Vladimir Makarov <vmakarov@redhat.com>
4018 * ira-int.h (struct target_ira_int): Add member x_ira_uniform_class_p.
4019 (ira_uniform_class_p): New macro.
4021 * ira.c (setup_uniform_class_p): New function.
4022 (setup_allocno_and_important_classes): Call the function.
4023 (print_unform_and_important_classes): New function.
4024 (print_classes): Rename to print_translated_classes.
4025 (ira_debug_allocno_classes): Add call of
4026 print_unform_and_important_classes.
4028 * ira-costs.c (setup_regno_cost_classes_by_aclass): Use uniform
4029 classes instead of pressure classes.
4031 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
4034 * trans-mem.c (expand_block_edges): Do not skip the first
4035 statement when resetting the BB.
4037 2012-06-04 Richard Guenther <rguenther@suse.de>
4039 * tree-data-ref.c (stores_from_loop): Remove.
4040 (stmt_with_adjacent_zero_store_dr_p): Likewise.
4041 (stores_zero_from_loop): Likewise.
4042 * tree-data-ref.h (stores_from_loop, stores_zero_from_loop,
4043 stmt_with_adjacent_zero_store_dr_p, stride_of_unit_type_p): Remove.
4044 (adjacent_store_dr_p): New function.
4045 * tree-loop-distribution.c (generate_memset_builtin): Pass
4046 the RDG, use the already available data-reference.
4047 (generate_code_for_partition): Pass down RDG.
4048 (classify_partition): Inline parts of the former
4049 stmt_with_adjacent_zero_store_dr_p here and use adjacent_store_dr_p.
4050 (ldist_gen): Remember if there was any detected builtin and
4051 do less work if not and flag_tree_loop_distribution is not set.
4052 (tree_loop_distribution): Inline and fuse stores_from_loop
4053 and stores_zero_from_loop here.
4055 2012-06-04 Richard Guenther <rguenther@suse.de>
4058 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
4059 create new assembler names.
4061 2012-06-04 Richard Guenther <rguenther@suse.de>
4063 * tree-data-ref.c (struct rdg_vertex_info): Remove.
4064 (rdg_vertex_for_stmt): Simplify using gimple_uid.
4065 (create_rdg_vertices): Pass loop argument, remove stmt to RDG index
4066 hashtable. Record stmt data-references.
4067 (hash_stmt_vertex_info): Remove.
4068 (eq_stmt_vertex_info): Likewise.
4069 (hash_stmt_vertex_del): Likewise.
4070 (build_empty_rdg): Simplify.
4071 (build_rdg): Adjust.
4072 (free_rdg): Likewise.
4073 (ref_base_address): Remove.
4074 (have_similar_memory_accesses): Likewise.
4075 * tree-data-ref.h (create_rdg_vertices): Remove.
4076 (struct rdg_vertex): Add datarefs member.
4077 (RDGV_DATAREFS): New define.
4078 (RDG_DATAREFS): Likewise.
4079 (have_similar_memory_accesses): Remove.
4080 (rdg_has_similar_memory_accesses): Likewise.
4081 * tree-loop-distribution.c (ref_base_address): Re-implement here.
4082 (similar_memory_accesses): Re-implement using existing data-references.
4083 (tree_loop_distribution): Initialize stmt uids for the stmt to
4085 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
4086 access stmt vinfo for stmts in loop.
4088 2012-06-04 Andreas Schwab <schwab@linux-m68k.org>
4091 * config/m68k/m68k.md ("tablejump"): Fix check for
4092 CASE_VECTOR_PC_RELATIVE.
4094 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
4096 * output.h (merge_weak, assemble_alias,
4097 initializer_constant_valid_p,
4098 initializer_constant_valid_for_bitfield_p): Move protos from here...
4099 * tree.h: ... to here.
4100 * cgraphclones.c: Do not include output.h.
4101 * gimplify.c: Likewise.
4102 * reload.c: Likewise.
4103 * recog.c: Likewise.
4104 * tree-ssa-loop-ivopts.c: Likewise.
4105 * tree-switch-conversion.c: Likewise.
4106 * c-parser.c: Likewise.
4107 * c-typeck.c: Likewise.
4108 * Makefile.in: Fix dependencies.
4110 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
4113 * config/avr/avr-stdint.h: New file.
4114 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
4117 2012-06-04 Jakub Jelinek <jakub@redhat.com>
4119 PR tree-optimization/53550
4120 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
4121 is POINTER_TYPE_P, use sizetype as step type instead of type.
4123 2012-06-04 Richard Guenther <rguenther@suse.de>
4125 * tree-data-ref.c (have_similar_memory_accesses_1): Remove.
4126 (ref_base_address_1): Likewise.
4127 (remove_similar_memory_refs): Likewise.
4128 * tree-data-ref.h (remove_similar_memory_refs): Remove.
4129 * tree-loop-distribution.c (classify_partition): Do not classify
4130 as builtin if -ftree-loop-distribute-patterns is not enabled.
4131 (fuse_partitions_with_similar_memory_accesses): Inline ...
4132 (ldist_gen): ... here. Fuse all non-builtin partitions if
4133 -ftree-loop-distribution is not enabled. Properly return
4134 the number of created partitions. Do not update SSA form here but ...
4135 (tree_loop_distribution): ... once here for the whole function.
4136 Only walk innermost loops, constrain loops we consider here
4137 further. Do not call remove_similar_memory_refs.
4138 (distribute_loop): Do not check number of loop nodes here.
4140 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
4142 * Makefile.in (GIMPLE_H): Do not depend on TARGET_H.
4144 2012-06-03 Martin Jambor <mjambor@suse.cz>
4146 * ipa-prop.h (ipa_get_jf_known_type_offset): New function.
4147 (ipa_get_jf_known_type_base_type): Likewise.
4148 (ipa_get_jf_known_type_component_type): Likewise.
4149 (ipa_get_jf_constant): Likewise.
4150 (ipa_get_jf_pass_through_formal_id): Likewise.
4151 (ipa_get_jf_pass_through_operation): Likewise.
4152 (ipa_get_jf_ancestor_offset): Likewise.
4153 (ipa_get_jf_ancestor_type): Likewise.
4154 (ipa_get_jf_ancestor_formal_id): Likewise.
4155 (ipa_get_jf_member_ptr_pfn): Likewise.
4156 * ipa-prop.c (ipa_set_jf_known_type): New function.
4157 (ipa_set_jf_constant): Likewise.
4158 (ipa_set_jf_simple_pass_through): Likewise.
4159 (ipa_set_jf_arith_pass_through): Likewise.
4160 (ipa_set_ancestor_jf): Likewise.
4161 (fill_member_ptr_cst_jump_function): Moved up and renamed to
4162 ipa_set_jf_member_ptr_cst.
4163 (detect_type_change_1): Use the new jump function creation functions.
4164 (compute_complex_assign_jump_func): Likewise.
4165 (compute_complex_ancestor_jump_func): Likewise.
4166 (compute_known_type_jump_func): Likewise.
4167 (compute_scalar_jump_functions): Likewise.
4168 (compute_pass_through_member_ptrs): Likewise.
4169 (determine_cst_member_ptr): Likewise.
4170 (combine_known_type_and_ancestor_jfs): Likewise.
4171 (try_make_edge_direct_simple_call): Likewise.
4172 (try_make_edge_direct_virtual_call): Likewise.
4173 (update_indirect_edges_after_inlining): Likewise.
4174 * ipa-cp.c (ipa_get_jf_pass_through_result): Use jump function
4175 access functions. Incorporat NOP_EXPR and BINFO handling from its
4177 (ipa_get_jf_ancestor_result): Likewise. Incorporate handling BINFOs
4178 which was in its callers.
4179 (ipa_value_from_jfunc): Use jump function access functions. Some
4180 functionality moved to functions above.
4181 (propagate_vals_accross_ancestor): Likewise.
4182 (propagate_vals_accross_pass_through): Use jump function access
4184 (propagate_accross_jump_function): Likewise.
4185 * ipa-inline-analysis.c (remap_edge_change_prob): Use jump function
4187 (inline_merge_summary): Likewise.
4189 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4191 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
4192 * config/pa/pa.c (pa_attr_length_millicode_call): Use
4193 MAX_PCREL17F_OFFSET instead of fixed offset.
4194 (pa_attr_length_call): Likewise.
4195 (pa_attr_length_indirect_call): Likewise.
4197 2012-06-03 Oleg Endo <olegendo@gcc.gnu.org>
4200 * config/sh/sh.opt (mfsca, mfsrra): New options.
4201 * config/sh/sh.md (rsqrtsf2): Use TARGET_FPU_ANY and TARGET_FSRRA
4203 (fsca): Use TARGET_FPU_ANY and TARGET_FSCA condition.
4204 (sinssf2, cossf2): Fold expanders to ...
4205 (sincossf3): ... this new expander. Use TARGET_FPU_ANY and
4206 TARGET_FSCA condition.
4207 * config/sh/sh.c (sh_option_override): Handle TARGET_FSRRA and
4209 * doc/invoke.texi (SH Options): Add descriptions for -mfsca,
4210 -mno-fsca, -mfsrra, -mno-fsrra.
4212 2012-06-03 Matt Turner <mattst88@gmail.com>
4214 * config/mips/4600.md (r4700_imul_si): New.
4215 (r4700_imul_di): New.
4216 (r4700_fmul_single): New.
4217 (r4700_fmul_double): New.
4218 * config/mips/mips-cpus.def: Add r4700.
4219 * config/mips/mips.c: Likewise.
4220 * config/mips/mips.md: Likewise.
4221 * config/mips/mips-tables.opt: Regenerate.
4223 2012-06-02 Steven Bosscher <steven@gcc.gnu.org>
4225 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Split out to
4226 new function sparc_initial_elimination_offset.
4227 * config/sparc/sparc.c (sparc_initial_elimination_offset): New
4229 * config/sparc/sparc-protos.h (sparc_initial_elimination_offset):
4232 2012-06-02 Kenneth Zadeck <zadeck@naturalbridge.com>
4234 * expmed.c (expand_mult, choose_multiplier): Change
4235 "2 * HOST_BITS_PER_WIDE_INT" to "HOST_BITS_PER_DOUBLE_INT".
4236 * expr.c (convert_modes): Likewise.
4237 * explow.c (plus_constant): Likewise.
4238 * fixed-value.c (fixed_saturate1, fixed_saturate2)
4239 (do_fixed_add, do_fixed_multiply, do_fixed_multiply)
4240 (do_fixed_multiply, do_fixed_multiply, do_fixed_divide)
4241 (do_fixed_divide, do_fixed_divide, do_fixed_divide)
4242 (do_fixed_divide, do_fixed_divide, do_fixed_shift, do_fixed_shift)
4243 (do_fixed_shift, fixed_convert, fixed_convert)
4244 (fixed_convert_from_int, fixed_convert_from_int)
4245 (fixed_convert_from_real): Likewise.
4246 * fold-const.c (fold_convert_const_int_from_fixed, sign_bit_p)
4247 (native_interpret_int, fold_binary_loc, fold_ternary_loc): Likewise.
4248 * varasm.c (output_constructor_bitfield): Likewise.
4249 * tree-vrp.c (register_edge_assert_for_2): Likewise.
4250 * double-int.c (rshift_double, lshift_double): Likewise.
4251 * double-int.h (double_int_fits_in_uhwi_p, double_int, double_int):
4253 * simplify-rtx.c (mode_signbit_p)
4254 (simplify_const_unary_operation, simplify_binary_operation_1)
4255 (simplify_immed_subreg): Likewise.
4256 * builtins.c (c_readstr, fold_builtin_bitop): Likewise.
4257 * tree-vect-generic.c (build_replicated_const): Likewise.
4258 * dbxout.c (stabstr_O): Likewise.
4259 * emit-rtl.c (immed_double_int_const, immed_double_const)
4260 (gen_lowpart_common, init_emit_once): Likewise.
4261 * tree.c (integer_pow2p, tree_log2, tree_floor_log2)
4262 (widest_int_cst_value, upper_bound_in_type): Likewise.
4263 * stor-layout.c (initialize_sizetypes, fixup_signed_type)
4264 (fixup_unsigned_type): Likewise.
4265 * real.c (real_to_integer2, real_from_integer): Likewise.
4266 * dwarf2out.c (size_of_loc_descr, size_of_die, output_die)
4267 (clz_loc_descriptor, mem_loc_descriptor): Likewise.
4269 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
4272 * fold-const.c (fold_binary_loc): Refine previous change.
4274 2012-06-01 Olivier Hainque <hainque@adacore.com>
4276 * config/rs6000/vxworks.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Restore
4277 the "do {" part of the do-while(0) loop.
4279 2012-06-01 Yuri Rumyantsev <yuri.s.rumyantsev@intel.com>
4281 * config/i386/i386.c (x86_sched_reorder): New function.
4282 Added new function x86_sched_reorder.
4284 2012-06-01 Richard Guenther <rguenther@suse.de>
4286 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
4288 (classify_partition): Likewise.
4290 2012-06-01 Richard Guenther <rguenther@suse.de>
4292 * tree-loop-distribution.c (enum partition_kind): New enum.
4293 (struct partition_s): Add kind and main_stmt members.
4294 (partition_alloc): Initialize kind to PKIND_NORMAL.
4295 (partition_builtin_p): New function.
4296 (copy_loop_before): Remove failure path and assert instead.
4297 (generate_loops_for_partition): Likewise.
4298 (generate_memset_zero): Fold into ...
4299 (generate_memset_builtin): ... this.
4300 (classify_partition): New function with code from
4301 can_generate_builtin and generate_builtin.
4302 (generate_builtin): Remove.
4303 (can_generate_builtin): Likewise.
4304 (fuse_partitions_with_similar_memory_accesses): Call
4305 partition_builtin_p instead of can_generate_builtin.
4306 (rdg_build_partitions): Do not call
4307 fuse_partitions_with_similar_memory_accesses here...
4308 (ldist_gen): ... but here after classifying all partitions.
4309 Remove failure path of generate_code_for_partition.
4310 (generate_code_for_partition): Generate code according
4311 to partition classification.
4313 2012-06-01 Manuel López-Ibáñez <manu@gcc.gnu.org>
4314 Jonathan Wakely <jwakely.gcc@gmail.com>
4317 * doc/invoke.texi (Warning Options): Explain purpose and differences
4318 between -Wmissing-prototypes and -Wmissing-declarations.
4320 2012-06-01 Christian Bruel <christian.bruel@st.com>
4322 * gcc.c (save_switch): Add user_p parameter.
4323 (read_specs): Likewise.
4324 (set_specs): Likewise.
4325 (validate_switches): Likewise.
4326 (validate_switches_from_spec): Likewise.
4327 (validate_all_switches): Pass on user_p parameter.
4328 (struct spec_list): Add user_p field.
4329 (struct switchstr): Add known field.
4330 (save_switch): Add known parameter.
4331 (INIT_STATIC_SPEC): Initialize user_p;
4332 (driver_unknown_option_callbac): call save_switch if
4333 OPT_SPECIAL_unknown.
4334 (driver_handle_option): Propagate OPT_specs.
4335 (do_spec_1): Set validated only if known.
4336 (check_live_switch): Likewise.
4337 (validate_switches): Set validated if known or user_spec.
4339 2012-06-01 Hans-Peter Nilsson <hp@axis.com>
4341 Add CRIS atomic patterns for 1, 2, and 4 bytes.
4342 * config/cris/cris.c (cris_emit_trap_for_misalignment): New function.
4343 * config/cris/cris-protos.h: Declare it.
4344 * config/cris/cris.h [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]
4345 (TARGET_DEFAULT): Add alignment by 32.
4346 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 10] (TARGET_DEFAULT): New
4347 case, as TARGET_CPU_DEFAULT == 0 but with alignment as for
4348 TARGET_CPU_DEFAULT == 32.
4349 (TARGET_TRAP_UNALIGNED_ATOMIC): New macro.
4350 * config/cris/cris.md: Include sync.md. Avoid allocating specific
4351 numbers by replacing the define_constants for all UNSPECs with the
4352 equivalent define_c_enum construct.
4353 * config/cris/cris.opt (mtrap-unaligned-atomic): New option.
4354 * config/cris/sync.md: New file.
4356 2012-05-31 Matt Turner <mattst88@gmail.com>
4358 * config/mips/4600.md (r4600_imul_si): Rename from r4600_imul.
4359 (r4600_imul_di): New.
4360 (r4600_idiv_si): Rename from r4600_idiv.
4361 (r4600_idiv_di): New.
4363 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
4365 * output.h (__gcc_host_wide_int__): Move to hwint.h.
4366 (decl_default_tls_model): Move to tree.h
4367 (dump_file): Move to system.h.
4368 (default_stabs_asm_out_destructor, default_stabs_asm_out_constructor,
4369 dbxout_int, dbxout_stabd, dbxout_begin_stabn, dbxout_begin_stabn_sline,
4370 dbxout_begin_empty_stabs, dbxout_begin_simple_stabs,
4371 dbxout_begin_simple_stabs_desc, dbxout_stab_value_zero,
4372 dbxout_stab_value_zero, dbxout_stab_value_label_diff,
4373 dbxout_stab_value_internal_label,
4374 dbxout_stab_value_internal_label_diff): Move from here ...
4375 * dbxout.h: ... to here.
4376 * system.h (dump_file): Moved here from output.h.
4377 * hwint.h (__gcc_host_wide_int__): Moved here from output.h.
4378 * tree.h (decl_default_tls_model): Moved here from output.h.
4379 * varasm.c (default_stabs_asm_out_destructor,
4380 default_stabs_asm_out_constructor): Move from here ...
4381 * dbxout.c: ... to here.
4383 * gcov-dump.c (dump_file): Rename to dump_gcov_file. Update callers.
4385 * collect2.h (dump_file): Rename to dump_ld_file.
4386 * collect2.c: Likewise.
4387 * tlink.c: Likewise.
4389 * alias.c: Do not include output.h.
4390 * auto-inc-dec.c: Likewise.
4391 * bt-load.c: Likewise.
4392 * caller-save.c: Likewise.
4394 * cfgbuild.c: Likewise.
4395 * cfgcleanup.c: Likewise.
4396 * cfglayout.c: Likewise.
4397 * cfgloop.c: Likewise.
4398 * cfgloopanal.c: Likewise.
4399 * cfgloopmanip.c: Likewise.
4400 * cfgrtl.c: Likewise.
4401 * cgraph.c: Likewise.
4402 * cgraphclones.c: Likewise.
4403 * combine-stack-adj.c: Likewise.
4404 * combine.c: Likewise.
4405 * cprop.c: Likewise.
4407 * cselib.c: Likewise.
4408 * dbgcnt.c: Likewise.
4409 * df-problems.c: Likewise.
4410 * df-scan.c: Likewise.
4411 * dojump.c: Likewise.
4412 * fwprop.c: Likewise.
4414 * graph.c: Likewise.
4415 * haifa-sched.c: Likewise.
4416 * hw-doloop.c: Likewise.
4417 * ipa-inline-transform.c: Likewise.
4418 * ipa-pure-const.c: Likewise.
4419 * ipa-reference.c: Likewise.
4420 * ipa-utils.c: Likewise.
4421 * ira-build.c: Likewise.
4422 * ira-emit.c: Likewise.
4424 * loop-doloop.c: Likewise.
4425 * loop-invariant.c: Likewise.
4426 * loop-iv.c: Likewise.
4427 * loop-unroll.c: Likewise.
4428 * loop-unswitch.c: Likewise.
4429 * lto-cgraph.c: Likewise.
4430 * lto-section-in.c: Likewise.
4431 * lto-streamer-in.c: Likewise.
4433 * mode-switching.c: Likewise.
4434 * postreload-gcse.c: Likewise.
4435 * postreload.c: Likewise.
4436 * predict.c: Likewise.
4437 * profile.c: Likewise.
4439 * reg-stack.c: Likewise.
4440 * regcprop.c: Likewise.
4441 * regmove.c: Likewise.
4442 * regstat.c: Likewise.
4443 * reload1.c: Likewise.
4444 * sched-ebb.c: Likewise.
4445 * sel-sched-dump.c: Likewise.
4446 * simplify-rtx.c: Likewise.
4447 * stor-layout.c: Likewise.
4448 * store-motion.c: Likewise.
4449 * tracer.c: Likewise.
4450 * tree-affine.c: Likewise.
4451 * tree-cfg.c: Likewise.
4452 * tree-cfgcleanup.c: Likewise.
4453 * tree-dfa.c: Likewise.
4454 * tree-into-ssa.c: Likewise.
4455 * tree-nomudflap.c: Likewise.
4456 * tree-optimize.c: Likewise.
4457 * tree-pretty-print.c: Likewise.
4458 * tree-profile.c: Likewise.
4459 * tree-ssa-address.c: Likewise.
4460 * tree-ssa-ccp.c: Likewise.
4461 * tree-ssa-copy.c: Likewise.
4462 * tree-ssa-dom.c: Likewise.
4463 * tree-ssa-loop-ch.c: Likewise.
4464 * tree-ssa-loop-im.c: Likewise.
4465 * tree-ssa-loop-manip.c: Likewise.
4466 * tree-ssa-loop-niter.c: Likewise.
4467 * tree-ssa-loop-prefetch.c: Likewise.
4468 * tree-ssa-loop-unswitch.c: Likewise.
4469 * tree-ssa-loop.c: Likewise.
4470 * tree-ssa-propagate.c: Likewise.
4471 * tree-ssa-structalias.c: Likewise.
4472 * tree-ssa-tail-merge.c: Likewise.
4473 * tree-ssa-threadedge.c: Likewise.
4474 * tree-ssa-threadupdate.c: Likewise.
4475 * tree-ssa-uncprop.c: Likewise.
4476 * tree-ssa-uninit.c: Likewise.
4477 * tree-ssa.c: Likewise.
4478 * value-prof.c: Likewise.
4479 * var-tracking.c: Likewise.
4482 * config/m32r/m32r.c: Include dbxout.h.
4483 * config/pa/pa.c: Likewise.
4484 * config/rs6000/rs6000.c: Likewise.
4486 * Makefile.in: Fix dependencies.
4487 * config/rs6000/t-rs5000: Likewise.
4489 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
4491 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
4492 * gimple.h (block_in_transaction): Check for flag_tm.
4494 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
4496 PR tree-optimization/52558
4497 * cfg.c (alloc_aux_for_edge): Fix comment.
4498 (alloc_aux_for_edge): Remove static.
4499 * basic-block.h (alloc_aux_for_edge): Protoize.
4500 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
4501 (execute_sm_if_changed_flag): New.
4502 (execute_sm_if_changed_flag_set): New.
4503 (execute_sm): Do not generate data races unless requested.
4504 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
4505 (tree_ssa_lim_finalize): Call free_aux_for_edges.
4506 * gimple.h (block_in_transaction): New.
4507 (gimple_in_transaction): Use block_in_transaction.
4509 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
4512 * config/avr/avr.opt (-msp8): Document it.
4513 * doc/invoke.texi (AVR Options): Ditto. And document related
4516 2012-05-31 Diego Novillo <dnovillo@google.com>
4518 * configure.ac (CXX_FOR_BUILD): Define and substitute.
4519 (BUILD_CXXFLAGS): Define and substitute.
4520 * Makefile.in (BUILD_CXXFLAGS): Define.
4521 (CXX_FOR_BUILD): Define.
4522 (COMPILER_FOR_BUILD): Set to CXX_FOR_BUILD if building with C++.
4523 (LINKER_FOR_BUILD): Likewise.
4524 (BUILD_COMPILERFLAGS): Set to BUILD_CXXFLAGS if building with C++.
4525 (BUILD_LINKERFLAGS): Likewise.
4526 * configure: Regenerate.
4528 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
4530 * Makefile.in: Fix many dependencies.
4531 * tree-profile.c: Don't include regs.h.
4532 * tree-vectorizer.c: Don't include cfglayout.h.
4533 * tree-vect-stmts.c: Likewise.
4534 * tree-vect-slp.c: Likewise.
4535 * tree-vect-loop.c: Likewise.
4536 * reg-stack.c: Likewise.
4537 * tree-ssa-loop-manip.c: Likewise.
4538 * toplev.c: Likewise.
4539 * varasm.c: Don't include cfglayout.h, basic-block.h,
4540 and tree-iterator.h.
4541 * tree-cfgcleanup.c: Don't include cfglayout.h.
4542 * passes.c: Don't include cfglayout.h, dwarf2asm.h,
4543 dwarf2out.h, dbxout.h, sdbout.h, and xcoffout.h.
4544 * cgraphclones.c: Don't include plugin.h.
4546 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
4548 * config/avr/t-avr: Correct avr-mmcu.texi dependencies.
4549 (s-avr-mmcu-texi): Don't sed on gen-avr-mmcu-texi output.
4550 * doc/avr-mmcu.texi (svn:eol-style): Set to native.
4552 2012-05-31 Richard Guenther <rguenther@suse.de>
4554 * tree-loop-distribution.c (struct partition_s): New struct,
4555 typedef and vector type.
4556 (partition_alloc, partition_free): New functions.
4557 (generate_loops_for_partition, generate_builtin,
4558 generate_code_for_partition, rdg_flag_uses, rdg_flag_vertex,
4559 rdg_flag_vertex_and_dependent, rdg_flag_loop_exits,
4560 build_rdg_partition_for_component, can_generate_builtin,
4561 similar_memory_accesses, fuse_partitions_with_similar_memory_accesses,
4562 rdg_build_partitions, dump_rdg_partitions, debug_rdg_partitions,
4563 number_of_rw_in_partition, partition_contains_all_rw,
4564 ldist_gen): Use partition_t instead of bitmap.
4566 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
4568 * config/avr/gen-avr-mmcu-texi.c: Sort MCUs.
4569 * doc/avr-mmcu.texi: Regenerate.
4571 2012-05-31 Richard Guenther <rguenther@suse.de>
4573 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
4574 Use FOR_EACH_SSA_DEF_OPERAND.
4575 (generate_builtin): Adjust.
4576 (stmt_generated_in_another_partition): Remove.
4577 (add_scalar_computations_to_partition): Likewise.
4578 (rdg_build_partitions): Do not call
4579 add_scalar_computations_to_partition.
4581 2012-05-31 Eric Botcazou <ebotcazou@adacore.com>
4583 * tree-dfa.c (get_ref_base_and_extent): Compute the offset using
4584 double ints throughout.
4585 * tree-sra.c (build_user_friendly_ref_for_offset) <RECORD_TYPE>:
4586 Check that the position of the field is representable as an integer.
4588 2012-05-31 Richard Guenther <rguenther@suse.de>
4590 * tree-data-ref.c (dr_analyze_innermost): Properly convert
4591 the MEM_REF offset to sizetype.
4593 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
4595 * doc/invoke.texi (AVR Options): Fix typos.
4597 2012-05-31 Hans-Peter Nilsson <hp@axis.com>
4599 * config/cris/cris.h (CC1_SPEC): Pass through all -march=
4601 (ASM_SPEC): Ditto, not just -march=v32, but translate non-v10,
4602 non-v32 into --march=v0_v10.
4604 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
4606 * ira-int.h (target_ira_int): Rename x_move_cost to
4607 x_ira_register_move_cost, x_may_move_in_cost to
4608 x_ira_may_move_in_cost and x_may_move_out_cost to
4609 x_ira_may_move_out_cost. Delete the old fields with
4610 those names and also x_ira_max_register_move_cost,
4611 x_ira_max_may_move_in_cost and x_ira_max_may_move_out_cost.
4612 (move_cost, may_move_in_cost, may_move_out_cost)
4613 (ira_max_register_move_cost, ira_max_may_move_in_cost)
4614 (ira_max_may_move_out_cost): Delete.
4615 * ira.c (init_move_cost): Rename to...
4616 (ira_init_register_move_cost): ...this, deleting the old
4617 function with that name. Apply above variable renamings.
4618 Retain asserts for null fields.
4619 (ira_init_once): Don't initialize register move costs here.
4620 (free_register_move_costs): Apply above variable renamings.
4621 Remove code for deleted fields.
4623 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
4625 * ira.c (init_move_cost): Adjust choice of subclasses to match
4626 the current ira_init_register_move_cost choice. Use
4627 ira_class_subset_p instead of reg_class_subset_p.
4628 (ira_init_register_move_cost): Assert that move_cost,
4629 may_move_in_cost and may_move_out_cost already hold the desired
4630 values for their ira_* equivalents. For the latter two,
4631 ignore classes that can't store a register of the given mode.
4633 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
4635 * ira.c (setup_allocno_and_important_classes): Use
4636 ira_class_hard_regs_num to check whether a class has any
4637 allocatable registers.
4638 (ira_init_register_move_cost): Likewise.
4640 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
4642 * ira.c (init_move_cost): Adjust local variable names to match
4643 file conventions. Use ira_assert instead of gcc_assert.
4645 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
4647 * regs.h (move_table, move_cost, may_move_in_cost, may_move_out_cost):
4648 Move these definitions and associated target_globals fields to...
4649 * ira-int.h: ...here.
4650 * rtl.h (init_move_cost): Delete.
4651 * reginfo.c (last_mode_for_init_move_cost, init_move_cost): Move to...
4652 * ira.c: ...here, making the latter static.
4654 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
4656 * ira-costs.c (copy_cost): Use ira_init_register_move_cost_if_necessary
4657 and ira_register_move_cost instead of init_move_cost and move_cost.
4659 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
4661 * ira.h (target_ira): Delete x_ira_available_class_regs.
4662 (ira_available_class_regs): Delete.
4663 * ira.c (setup_available_class_regs): Delete.
4664 (setup_alloc_classes): Don't call it.
4665 (setup_pressure_classes): Use ira_class_hard_regs_num instead of
4666 ira_available_class_regs.
4667 * haifa-sched.c (print_curr_reg_pressure, setup_insn_reg_pressure_info)
4668 (model_spill_cost): Likewise.
4669 * ira-build.c (low_pressure_loop_node_p): Likewise.
4670 * ira-color.c (color_pass): Likewise.
4671 * ira-emit.c (change_loop): Likewise.
4672 * ira-lives.c (inc_register_pressure, dec_register_pressure)
4673 (single_reg_class, ira_implicitly_set_insn_hard_regs)
4674 (process_bb_node_lives): Likewise.
4675 * loop-invariant.c (gain_for_invariant): Likewise.
4677 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4680 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
4681 (pa_section_type_flags): New.
4682 (pa_legitimate_constant_p): Revert previous change.
4684 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
4686 * ira.c (allocate_initial_values): Make static.
4688 2012-05-30 Uros Bizjak <ubizjak@gmail.com>
4690 * config/i386/i386.c (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>:
4691 Generate tls_initial_exec_64_sun only when !TARGET_X32.
4693 2012-05-30 Richard Guenther <rguenther@suse.de>
4696 * fold-const.c (fold_binary_loc): Make sure to call
4697 fold_plusminus_mult_expr with the original sign of operands.
4699 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
4701 * Makefile.in: Fix many dependencies.
4702 (DWARF2_H): Depend on dwarf2.def.
4703 (RTL_ERROR_H): Depend on rtl-error.h.
4704 (TREE_PRETTY_PRINT_H, GIMPLE_PRETTY_PRINT_H): New. Replace
4705 all gimple-pretty-print.h and tree-pretty-print.h references.
4707 2012-05-30 Marc Glisse <marc.glisse@inria.fr>
4709 * simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
4712 2012-05-30 Richard Guenther <rguenther@suse.de>
4715 * tree-emutls.c (gen_emutls_addr): Do not add globals to
4718 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
4720 * explow.c (probe_stack_range): Restore simple control flow and stop
4721 again when the probe cannot be generated if HAVE_check_stack.
4723 2012-05-30 Jakub Jelinek <jakub@redhat.com>
4725 PR rtl-optimization/53519
4726 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
4727 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
4729 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4731 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
4733 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
4736 * doc/tm.texi: Update.
4737 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
4738 * target.def (force_at_comp_dir): New hook.
4739 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
4740 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
4742 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
4744 * config/darwin.h (STARTFILE_SPEC): Do not use -lbundle1.o when
4746 (DARWIN_DYLIB1_SPEC): Do not use -ldylib1.10.5.o when Darwin >= 10.
4747 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10.
4749 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
4752 * config/sh/sh.c (sh_option_override): Set TARGET_FMAC if
4753 flag_unsafe_math_optimizations is set.
4754 * doc/invoke.texi (SH Options): Add -mno-fused-madd description.
4755 Update description of -mfused-madd.
4757 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
4760 * config/sh/predicates.md (atomic_arith_operand,
4761 atomic_logical_operand): New predicates.
4762 * config/sh/sh.c (sh_option_override): Check atomic options.
4763 * config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
4764 UNSUPPORTED_HARD_ATOMIC_CPU): New macros.
4765 (DRIVER_SELF_SPECS): Use UNSUPPORTED_ATOMIC_OPTIONS and
4766 UNSUPPORTED_HARD_ATOMIC_CPU.
4767 * config/sh/sync.md: Update description comments.
4768 (I12): New mode iterator.
4769 (fetchop_predicate, fetchop_constraint): New code attributes.
4770 (atomic_compare_and_swapsi_hard, atomic_compare_and_swap<mode>_hard,
4771 atomic_exchangesi_hard, atomic_exchange<mode>_hard,
4772 atomic_fetch_<fetchop_name>si_hard,
4773 atomic_fetch_<fetchop_name><mode>_hard,
4774 atomic_fetch_nandsi_hard, atomic_fetch_nand<mode>_hard,
4775 atomic_<fetchop_name>_fetchsi_hard,
4776 atomic_<fetchop_name>_fetch<mode>_hard,
4777 atomic_nand_fetchsi_hard, atomic_nand_fetch<mode>_hard,
4778 atomic_test_and_set_hard): New insns.
4779 (atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
4780 atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
4781 atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
4782 atomic_test_and_set_soft): Use same formatting for the first line of
4783 the asm block as in new insns above.
4784 (atomic_compare_and_swap<mode>, atomic_exchange<mode>,
4785 atomic_fetch_<fetchop_name><mode>, atomic_<fetchop_name>_fetch<mode>,
4786 atomic_test_and_set): Integrate new *_hard insns into expanders.
4787 * config/sh/sh.opt (mhard-atomic): New option.
4788 * doc/invoke.texi (SH Options): Document it.
4790 2012-05-29 Meador Inge <meadori@codesourcery.com>
4792 * c-decl.c (c_push_function_context): Always create a new language
4794 (c_pop_function_context): Clear the language function created in
4795 c_push_function_context.
4797 2012-05-29 Matt Turner <mattst88@gmail.com>
4799 * config/alpha/ev6.md: (define_bypass "ev6_fmul,ev6_fadd"): New.
4800 (define_bypass "ev6_fcmov"): New.
4802 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
4804 * integrate.c: Remove.
4805 * integrate.h: Remove.
4806 * Makefile.in: Remove make rules for integrate.c and INTEGRATE_H.
4807 * config/arm/t-arm: Remove INTEGRATE_H dependency for target files.
4808 * config/rs6000/t-rs6000: Likewise
4809 * config/spu/t-spu-elf: Likewise.
4810 * function.h (get_hard_reg_initial_val, has_hard_reg_initial_val,
4811 get_hard_reg_initial_reg, emit_initial_value_sets): Move prototypes
4812 from integrate.h to here.
4813 (initial_value_entry): New prototype.
4814 * reload.h (allocate_initial_values): Remove prototype.
4815 * tree.h (set_decl_abstract_flags, set_decl_origin_self): Likewise.
4816 * cse.c (fixed_base_plus_p): Don't handle virtual registers for
4818 * dwarf2out.c (set_decl_origin_self, set_block_origin_self,
4819 set_decl_abstract_flags, set_block_abstract_flags): Move from
4820 integrate.c to here, the only user.
4821 * expmed.c (extract_fixed_bit_field): Remove outdated comment
4823 * function.c: Don't include integrate.h.
4824 (struct initial_value_pair, struct initial_value_struct,
4825 get_hard_reg_initial_val, has_hard_reg_initial_val,
4826 get_hard_reg_initial_reg, emit_initial_value_sets): Move from
4827 integrate.c to here.
4828 (initial_value_entry): New function.
4829 * genemit.c (main): Don't print integrate.h include line.
4830 * ira.c: Don't include integrate.h.
4831 (allocate_initial_values): Move from integrate.c to here.
4832 (ira): Update allocate_initial_values call.
4833 * tree-inline.c: Don't include integrate.h.
4834 (function_attribute_inlinable_p): Moved from integrate.c to here.
4835 * cfgexpand.c: Don't include integrate.h.
4836 * except.c: Likewise.
4837 * langhooks.c: Likewise.
4838 * passes.c: Likewise.
4839 * toplev.c: Likewise.
4840 * config/frv/frv.c: Likewise.
4841 * config/pa/pa.c: Likewise.
4842 * config/spu/spu.c: Likewise.
4843 * config/epiphany/epiphany.c: Likewise.
4844 * config/mep/mep.c: Likewise.
4845 * config/score/score.c: Likewise.
4846 * config/picochip/picochip.c: Likewise.
4847 * config/sh/sh.c: Likewise.
4848 * config/alpha/alpha.c: Likewise.
4849 * config/microblaze/microblaze.c: Likewise.
4850 * config/mips/mips.c: Likewise.
4851 * config/v850/v850.c: Likewise.
4852 * config/mmix/mmix.c: Likewise.
4853 * config/bfin/bfin.c: Likewise.
4854 * config/arm/arm.c: Likewise.
4855 * config/s390/s390.c: Likewise.
4856 * config/m32r/m32r.c: Likewise.
4857 * config/rs6000/rs6000.c: Likewise.
4858 * config/c6x/c6x.c: Include function.h instead of integrate.h.
4859 * config/tilegx/tilegx.c: Likewise.
4860 * config/tilepro/tilepro.c: Likewise.
4862 2012-05-29 Georg-Johann Lay <avr@gjlay.de>
4864 * config/avr/t-avr (s-avr-mmcu-texi): Call
4865 gen-avr-mmcu-texi$(build_exeext) via ./ and don't assume . is in PATH.
4867 2012-05-29 Michael Matz <matz@suse.de>
4869 * rtl.h (assign_stack_temp, assign_stack_temp_for_type,
4870 assign_temp): Remove 'keep' argument.
4871 (mark_temp_addr_taken): Remove prototype.
4872 * tree.h (expand_decl): Remove prototype.
4873 * function.c (struct temp_slot): Remove addr_taken and keep member.
4874 (assign_stack_temp_for_type) Don't initialize above, remove
4876 (assign_stack_temp, assign_temp): Remove keep argument.
4877 (mark_temp_addr_taken): Remove.
4878 (preserve_temp_slots): Remove handling of addr_taken and keep members.
4879 (free_temp_slots): Ditto.
4880 * expr.c (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Remove
4882 * stmt.c (expand_asm_operands): Remove dead code.
4883 (expand_decl): Remove.
4884 * c-decl.c (finish_struct): Don't call expand_decl.
4885 * builtins.c (expand_builtin_cexpi): Adjust calls to assign_temp
4886 and assign_stack_temp.
4887 * calls.c (save_fixed_argument_area, initialize_argument_information,
4888 expand_call, emit_library_call_value_1, store_one_arg): Ditto.
4889 * expmed.c (extract_bit_field_1): Ditto.
4890 * expr.c (emit_group_load_1, emit_group_store,
4891 copy_blkmode_from_reg, emit_push_insn, expand_assignment,
4892 store_field, expand_constructor, expand_cond_expr_using_cmove,
4893 expand_expr_real_2, expand_expr_real_1): Ditto.
4894 * stmt.c (expand_asm_operands, expand_return): Ditto.
4896 * function.c (pop_temp_slots): Call free_temp_slots.
4897 * calls.c (store_one_arg): Don't call preserve_temp_slots or
4899 * expr.c (expand_assignment): Don't call free_temp_slots.
4901 * config/arm/arm.c (neon_expand_vector_init): Ditto.
4902 * config/i386/i386.c (ix86_expand_vector_set): Ditto.
4903 (ix86_expand_vector_extract): Ditto.
4904 * config/ia64/ia64.c (spill_xfmode_rfmode_operand,
4905 ia64_expand_movxf_movrf): Ditto.
4906 * config/mips/mips.c (mips_expand_vi_general): Ditto.
4907 * config/mmix/mmix.md (floatdisf2, floatunsdisf2, truncdfsf2,
4908 extendsfdf2): Ditto.
4909 * config/rs6000/rs6000.c (rs6000_expand_vector_init,
4910 rs6000_expand_vector_set, rs6000_expand_vector_extract,
4911 rs6000_allocate_stack_temp): Ditto.
4912 * config/rs6000/rs6000.md (fix_trunctfsi2_fprs): Ditto.
4913 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
4914 sparc_emit_float_lib_cmp, sparc_emit_float_lib_cmp,
4915 sparc_expand_vector_init): Ditto.
4917 2012-05-29 Michael Matz <matz@suse.de>
4919 * c-tree.h (c_expand_decl): Remove prototype.
4921 * expr.c (expand_expr_real_1 <normal_inner_ref>): Don't allocate
4923 (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Make unreachable.
4924 * gimple-fold.c (canonicalize_constructor_val): Canonicalize
4925 COMPOUND_LITERAL_EXPR.
4926 * function.c (expand_function_start): Don't call expand_decl,
4927 instead assert that we have RTL assigned.
4928 * tree-ssa-live.c (remove_unused_locals): Clear
4929 nonlocal_goto_save_area if its backing variable is removed.
4930 * stmt.c (expand_asm_operands): Remove handling of non-lvalues
4932 (expand_decl): Assert that this does nothing.
4933 * calls.c (expand_call): Don't call mark_temp_addr_taken.
4935 2012-05-29 Richard Guenther <rguenther@suse.de>
4937 PR tree-optimization/53516
4938 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
4940 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
4942 2012-05-29 Joseph Myers <joseph@codesourcery.com>
4944 * LANGUAGES: Fix typos.
4945 * Makefile.in: Fix typos.
4946 * alias.c: Fix typos.
4947 * auto-inc-dec.c: Fix typos.
4948 * bb-reorder.c: Fix typos.
4949 * cfgcleanup.c: Fix typos.
4950 * cgraph.c: Fix typos.
4951 * cgraph.h: Fix typos.
4952 * cgraphunit.c: Fix typos.
4953 * collect2-aix.h: Fix typos.
4954 * collect2.c: Fix typos.
4955 * compare-elim.c: Fix typos.
4956 * config/alpha/vms.h: Fix typos.
4957 * config/arm/README-interworking: Fix typos.
4958 * config/arm/arm.c: Fix typos.
4959 * config/arm/iterators.md: Fix typos.
4960 * config/arm/vxworks.h: Fix typos.
4961 * config/avr/avr.c: Fix typos.
4962 * config/avr/avr.h: Fix typos.
4963 * config/avr/avr.md: Fix typos.
4964 * config/avr/builtins.def: Fix typos.
4965 * config/c6x/c6x.c: Fix typos.
4966 * config/cr16/cr16.c: Fix typos.
4967 * config/cr16/cr16.md: Fix typos.
4968 * config/cris/cris.md: Fix typos.
4969 * config/darwin.c: Fix typos.
4970 * config/darwin.opt: Fix typos.
4971 * config/i386/i386-c.c: Fix typos.
4972 * config/i386/i386.c: Fix typos.
4973 * config/ia64/ia64.c: Fix typos.
4974 * config/m68k/cf.md: Fix typos.
4975 * config/mep/mep.c: Fix typos.
4976 * config/microblaze/microblaze.c: Fix typos.
4977 * config/microblaze/microblaze.h: Fix typos.
4978 * config/mn10300/mn10300.c: Fix typos.
4979 * config/mn10300/mn10300.md: Fix typos.
4980 * config/pa/pa.c: Fix typos.
4981 * config/picochip/picochip.h: Fix typos.
4982 * config/rs6000/a2.md: Fix typos.
4983 * config/rs6000/rs6000.c: Fix typos.
4984 * config/rs6000/vector.md: Fix typos.
4985 * config/rx/rx.md: Fix typos.
4986 * config/rx/rx.opt: Fix typos.
4987 * config/s390/2097.md: Fix typos.
4988 * config/s390/s390.c: Fix typos.
4989 * config/s390/s390.h: Fix typos.
4990 * config/sh/sh.c: Fix typos.
4991 * config/sh/sh.md: Fix typos.
4992 * config/sparc/sync.md: Fix typos.
4993 * config/spu/spu.c: Fix typos.
4994 * config/spu/spu.md: Fix typos.
4995 * config/vms/vms.c: Fix typos.
4996 * config/vxworks-dummy.h: Fix typos.
4997 * config/vxworks.h: Fix typos.
4998 * cselib.c: Fix typos.
4999 * df-scan.c: Fix typos.
5001 * doc/extend.texi: Fix typos.
5002 * doc/install.texi: Fix typos.
5003 * doc/invoke.texi: Fix typos.
5004 * doc/md.texi: Fix typos.
5005 * doc/plugins.texi: Fix typos.
5006 * doc/rtl.texi: Fix typos.
5008 * dwarf2asm.c: Fix typos.
5009 * dwarf2out.c: Fix typos.
5010 * except.h: Fix typos.
5011 * expr.c: Fix typos.
5012 * fold-const.c: Fix typos.
5014 * gcse.c: Fix typos.
5015 * genautomata.c: Fix typos.
5016 * gengtype-state.c: Fix typos.
5017 * gengtype.c: Fix typos.
5018 * genhooks.c: Fix typos.
5019 * gimple-fold.c: Fix typos.
5020 * gimple-pretty-print.c: Fix typos.
5021 * gimple.c: Fix typos.
5022 * gimple.h: Fix typos.
5023 * gimplify.c: Fix typos.
5024 * graphite-interchange.c: Fix typos.
5025 * graphite-sese-to-poly.c: Fix typos.
5026 * ifcvt.c: Fix typos.
5027 * input.c: Fix typos.
5028 * ipa-cp.c: Fix typos.
5029 * ipa-inline-analysis.c: Fix typos.
5030 * ipa-inline-transform.c: Fix typos.
5031 * ipa-inline.c: Fix typos.
5032 * ipa-pure-const.c: Fix typos.
5033 * ipa-ref.h: Fix typos.
5034 * ipa-reference.c: Fix typos.
5035 * ipa-utils.c: Fix typos.
5037 * ira-emit.c: Fix typos.
5038 * ira-lives.c: Fix typos.
5039 * lto-streamer.c: Fix typos.
5040 * lto-streamer.h: Fix typos.
5041 * lto-wrapper.c: Fix typos.
5043 * mode-switching.c: Fix typos.
5044 * modulo-sched.c: Fix typos.
5045 * plugin.c: Fix typos.
5046 * postreload.c: Fix typos.
5047 * sched-deps.c: Fix typos.
5048 * sel-sched-ir.c: Fix typos.
5049 * sel-sched-ir.h: Fix typos.
5050 * sel-sched.c: Fix typos.
5051 * sese.c: Fix typos.
5052 * stor-layout.c: Fix typos.
5053 * target-hooks-macros.h: Fix typos.
5054 * target.def: Fix typos.
5055 * trans-mem.c: Fix typos.
5056 * tree-eh.c: Fix typos.
5057 * tree-predcom.c: Fix typos.
5058 * tree-sra.c: Fix typos.
5059 * tree-ssa-address.c: Fix typos.
5060 * tree-ssa-loop-ivopts.c: Fix typos.
5061 * tree-ssa-loop-niter.c: Fix typos.
5062 * tree-ssa-math-opts.c: Fix typos.
5063 * tree-ssa-pre.c: Fix typos.
5064 * tree-ssa-propagate.c: Fix typos.
5065 * tree-ssa-reassoc.c: Fix typos.
5066 * tree-ssa-sccvn.c: Fix typos.
5067 * tree-ssa-ter.c: Fix typos.
5068 * tree-ssa-uninit.c: Fix typos.
5069 * tree-ssanames.c: Fix typos.
5070 * tree-vect-generic.c: Fix typos.
5071 * tree-vect-slp.c: Fix typos.
5072 * tree.c: Fix typos.
5073 * tree.h: Fix typos.
5074 * varasm.c: Fix typos.
5075 * varpool.c: Fix typos.
5077 2012-05-29 Joseph Myers <joseph@codesourcery.com>
5079 * doc/include/texinfo.tex: Update to version 2012-05-16.16.
5081 2012-05-29 Richard Guenther <rguenther@suse.de>
5083 * tree-dfa.c (find_vars_r): Do not call add_referenced_vars
5085 (add_referenced_var_1): Re-organize. Assert we are not
5087 (remove_referenced_var): Likewise.
5088 * varpool.c (add_new_static_var): Use create_tmp_var_raw.
5089 * tree-mudflap.c (execute_mudflap_function_ops): Do not
5090 call add_referenced_var on globals.
5091 * matrix-reorg.c (transform_access_sites): Likewise.
5093 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
5095 * alias.c (reg_known_value): Make this a VEC.
5096 (reg_known_equiv_p): Make this an sbitmap.
5097 (reg_known_value_size): Remove.
5098 (get_reg_known_value, set_reg_known_value, get_reg_known_equiv_p,
5099 set_reg_known_equiv_p): Update for reg_known_value and
5100 reg_known_value_size data structure change.
5101 (init_alias_analysis, end_alias_analysis): Likewise.
5103 2012-05-29 Jakub Jelinek <jakub@redhat.com>
5106 * input.c (read_line): Use XRESIZEVEC instead of XNEWVEC
5107 to avoid leaking memory. No need to handle memory allocation
5108 failure. Double string_len on each reallocation instead of adding 2.
5109 * gcov.c (read_line): Likewise.
5111 2012-05-29 Hans-Peter Nilsson <hp@axis.com>
5113 * config/cris/cris.h (TARGET_HAS_BREAK, TARGET_TRAP_USING_BREAK8):
5115 * config/cris/cris.md ("trap"): Define, enabled for
5116 TARGET_TRAP_USING_BREAK8.
5117 * config/cris/cris.opt (mtrap-using-break8): New option.
5119 2012-05-28 Paolo Carlini <paolo.carlini@oracle.com>
5122 * doc/invoke.texi: Document -Wmissing-braces not enabled by -Wall
5125 2012-05-28 Hans-Peter Nilsson <hp@axis.com>
5127 * doc/md.texi (stack_protect_test): Remove negation of branch to label.
5128 (Standard Names): Fix typos in documentation of atomic patterns.
5130 2012-05-27 Nathan Sidwell <nathan@acm.org>
5132 * tree.c (build_constructor): Propagate TREE_SIDE_EFFECTS.
5134 2012-05-26 Jason Merrill <jason@redhat.com>
5137 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
5138 about array compound literals.
5140 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
5142 * cfgcleanup.c (try_optimize_cfg): Do not delete forwarder blocks
5143 if CLEANUP_NO_INSN_DEL.
5144 * cfgrtl.c (unique_locus_on_edge_between_p): New function extracted
5145 from cfg_layout_merge_blocks.
5146 (emit_nop_for_unique_locus_between): New function.
5147 (rtl_merge_blocks): Invoke emit_nop_for_unique_locus_between.
5148 (cfg_layout_merge_blocks): Likewise.
5150 2012-05-26 Dimitrios Apostolou <jimis@gmx.net>
5151 Paolo Bonzini <bonzini@gnu.org>
5153 * df-scan.c (df_def_record_1): Assert a parallel must contain an
5154 EXPR_LIST at this point. Receive the LOC and move its extraction...
5155 (df_defs_record): ... here. Change if-else to a switch statement.
5156 (df_find_hard_reg_defs, df_find_hard_reg_defs_1): New.
5157 (df_get_call_refs): Changed defs_generated from bitmap to HARD_REG_SET
5158 and compute it from df_find_hard_reg_defs(). Record DF_REF_BASE
5159 DEFs in REGNO order. Use HARD_REG_SET instead of bitmap for
5160 regs_invalidated_by_call.
5161 (df_insn_refs_collect): Record DF_REF_REGULAR DEFs after
5164 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
5167 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
5168 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
5170 2012-05-25 Michael Meissner <meissner@linux.vnet.ibm.com>
5172 * config/rs6000/t-linux64: Delete the 32-bit multilib that uses
5173 software floating point emulation. No longer build the multilibs
5174 with -mstrict-align.
5176 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
5179 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
5180 accessed indirectly.
5181 (ipa_tm_create_version): Same.
5183 2012-05-25 Uros Bizjak <ubizjak@gmail.com>
5186 * config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
5187 <case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
5189 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
5192 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
5193 (ix86_expand_vec_perm): Use int mode instead of float.
5194 (expand_vec_perm_pshufb): Remove handling of useseless type
5197 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
5200 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
5201 gnu_ld variables to yes.
5202 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
5203 (HAVE_GNU_AS): Likewise.
5204 * config.in: Regenerate.
5205 * configure: Likewise.
5207 2012-05-25 Tristan Gingold <gingold@adacore.com>
5209 * config/i386/i386.c (struct ix86_frame): Remove unused frame field.
5210 (ix86_compute_frame_layout): Fix type of stack_alignment_needed
5211 and preferred_alignment.
5213 2012-05-25 Tristan Gingold <gingold@adacore.com>
5215 * common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
5217 2012-05-25 Thomas Schwinge <thomas@codesourcery.com>
5219 * fold-const.c (optimize_bit_field_compare): Abort early in the strict
5220 volatile bitfields case.
5222 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
5224 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
5225 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
5226 (adjacent_mem_locations): Move some code to and call...
5227 (get_memref_parts): ...new function.
5228 (mem_locations_overlap): New function.
5229 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
5230 (is_mem_ref): Rename to...
5231 (find_mem_ref): ...this. Return MEM rtx.
5232 (get_store_dest): Remove function.
5233 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
5234 new parameter and adjust calls.
5235 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
5236 mem refs overlap for true_store_to_load_dep_costly.
5237 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
5238 passed to adjacent_mem_locations.
5239 (is_costly_group): Walk resolved dependency list.
5240 (force_new_group): Emit group ending nop for Power6/Power7.
5241 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
5242 (group_ending_nop): New define_insn.
5244 2012-05-24 Dodji Seketeli <dodji@redhat.com>
5246 Make unwound macro expansion trace less redundant
5247 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
5248 context of macro definition in the trace, when it's redundant.
5251 2012-05-24 Richard Guenther <rguenther@suse.de>
5254 * tree-profile.c (tree_profiling): Cleanup the CFG if
5255 execute_fixup_cfg requests it.
5257 2012-05-24 Richard Guenther <rguenther@suse.de>
5259 * tree-flow.h (create_var_ann): Remove.
5260 * tree-dfa.c (create_var_ann): Remove and inline into its
5262 (add_referenced_var_1): ... here.
5263 * varpool.c (add_new_static_var): Do not call add_referenced_var
5265 * gimple-fold.c (canonicalize_constructor_val): Likewise.
5266 * tree-switch-conversion.c (build_one_array): Likewise.
5267 * tree-profile.c (gimple_gen_ic_profiler): Likewise.
5268 * tree-flow-inline.h (gimple_referenced_vars): Guard against
5270 * tree-inline.c (remap_gimple_op_r): Likewise. Check
5271 gimple_referenced_vars instead of gimple_in_ssa_p.
5272 (copy_tree_body_r): Likewise.
5273 (setup_one_parameter): Likewise.
5274 (declare_return_variable): Likewise.
5275 (tree_function_versioning): Likewise.
5277 2012-05-24 Jakub Jelinek <jakub@redhat.com>
5279 PR tree-optimization/53465
5280 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
5281 vr0 into *vr, then vrp_meet that.
5282 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
5283 have any equivalences.
5284 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
5287 2012-05-24 Jim MacArthur <jim.macarthur@arm.com>
5289 * recog.c (reg_fits_class_p): Check both regno and regno + offset are
5291 * regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
5292 check end_regno - 1 is a hard register.
5294 2012-05-24 Richard Guenther <rguenther@suse.de>
5296 * varpool.c (add_new_static_var): Remove call to create_var_ann.
5297 * tree-ssa-operands.c (create_vop_var): Likewise.
5299 2012-05-24 Richard Guenther <rguenther@suse.de>
5302 * tree-ssa-live.c (remove_unused_scope_block_p): Properly
5304 (remove_unused_locals): Pass global_unused_vars to
5305 remove_unused_scope_block_p. Restore code walking all
5306 referenced vars and pruning them.
5308 2012-05-23 Jan Hubicka <jh@suse.cz>
5310 * tree.h (alias_diag_flags): Remove.
5311 (alias_pair): Remove emitted_diags.
5312 (finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
5313 symbol_alias_set_t, symbol_alias_set_destroy,
5314 symbol_alias_set_contains, propagate_aliases_backward): Remove.
5315 * toplev.c (compile_file): Do not call finish_aliases_2
5316 * cgraphunit.c (cgraph_process_new_functions): Do not call
5318 (handle_alias_pairs): Output diagnostics about aliases to externals.
5319 (assemble_thunks_and_aliases): Use do_assemble_alias.
5320 (output_weakrefs): Likewise.
5321 (finalize_compilation_unit): Do not call finish_aliases_1.
5322 * ipa.c (symtab_remove_unreachable_nodes): De not call
5323 remove_unreachable_alias_pairs.
5324 * varasm.c (do_assemble_alias): Export.
5325 (symbol_alias_set_create, symbol_alias_set_destroy,
5326 symbol_alias_set_contains, symbol_alias_set_insert,
5327 propagate_aliases_forward, propagate_aliases_backward,
5328 propagate_aliases_backward, trivially_visible_alias,
5329 trivially_defined_alias, remove_unreachable_alias_pairs,
5330 finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
5331 * output.h (do_assemble_alias): Declare.
5332 * varpool.c (varpool_remove_unreferenced_decls): Do not call
5335 2012-05-23 Martin Jambor <mjambor@suse.cz>
5337 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
5339 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
5341 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
5343 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
5344 (iterative_hash_gimple_type): Adjust comment.
5345 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
5346 domain for an array type instead of the domain type itself.
5348 2012-05-23 Richard Guenther <rguenther@suse.de>
5350 PR tree-optimization/53438
5351 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
5353 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
5356 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
5357 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
5360 2012-05-23 Richard Guenther <rguenther@suse.de>
5362 * tree-dfa.c (add_referenced_var_1): Do not add global vars.
5363 * tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
5364 via the global_unused_vars bitmap.
5365 (remove_unused_locals): Handle global vars in local-decls via
5366 a global_unused_vars bitmap instead of the used flag in the
5367 var annotation. Simplify global variable handling and removal.
5369 2012-05-22 Jan Hubicka <jh@suse.cz>
5372 * tree-ssa-structalias.c (create_variable_info_for): Skip constructors
5373 from other partitions.
5375 2012-05-22 Jan Hubicka <jh@suse.cz>
5378 * symtab.c (symtab_register_node): Fix ordering issue.
5380 2012-05-22 Steven Drake <sbd@NetBSD.org>
5382 * gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
5384 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
5386 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
5387 Use strip_name_encoding target hook.
5389 2012-05-22 Richard Guenther <rguenther@suse.de>
5391 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
5392 (init_function_for_compilation): Remove.
5393 * tree-dfa.c (find_vars_r): Take struct function argument.
5394 (find_referenced_vars_in): Adjust.
5395 * tree-ssa-operands.c (clobber_stats): Remove.
5396 (create_vop_var): Take struct function argument. Mark
5397 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
5398 (init_ssa_operands): Take struct function argument.
5399 (fini_ssa_operands): Do not dump dead stats.
5400 * tree-ssa-operands.h (init_ssa_operands): Take struct function
5402 * cgraphunit.c (init_lowered_empty_function): Adjust.
5403 * lto-streamer-in.c (input_cfg): Likewise.
5404 * tree-inline.c (initialize_cfun): Likewise.
5405 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
5406 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching cfun.
5407 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
5408 virtual operands are not registers.
5410 2012-05-22 Richard Guenther <rguenther@suse.de>
5412 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
5414 2012-05-22 Richard Guenther <rguenther@suse.de>
5417 * tree-inline.c (setup_one_parameter): Create a dummy init
5418 statement for unused parameters when not optimizing.
5420 2012-05-22 Richard Guenther <rguenther@suse.de>
5422 * tree-flow.h (add_referenced_var_1): Declare.
5423 (add_referenced_var): Define.
5424 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
5425 (add_referenced_var): Rename to ...
5426 (add_referenced_var_1): ... this. Take struct function argument.
5428 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5431 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
5432 * config/arm/arm.c (arm_validize_comparison): Define.
5433 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
5434 arm_validize_comparison.
5435 ("cbranchdi4"): Likewise.
5436 ("cstoredi4"): Likewise.
5437 ("movsicc"): Likewise.
5438 ("movsfcc"): Likewise.
5439 ("movdfcc"): Likewise.
5441 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
5443 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
5444 the mw_reg_pool size.
5446 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
5448 PR tree-optimization/53336
5449 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
5450 non-integer integral types to offset type and vice versa.
5452 2012-05-22 Alan Modra <amodra@gmail.com>
5454 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
5455 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
5456 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
5457 V_SAVE_INLINE): Delete.
5458 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
5459 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
5460 For ELF targets, use out-of-line restores for -Os and any number
5461 of regs if the restore exits, and out-of-line gp save for two or
5462 more regs. Use save_reg_p to test for holes in reg restore set.
5463 Replace "#if" with "if".
5465 2012-05-22 Alan Modra <amodra@gmail.com>
5467 * config/rs6000/rs6000.c (save_reg_p): New function.
5468 (first_reg_to_save, first_fp_reg_to_save): Use it here.
5469 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
5470 (emit_frame_save): Use gen_frame_store.
5471 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
5472 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
5474 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
5475 vrsave, toc, gp and fp restores.
5477 2012-05-22 Alan Modra <amodra@gmail.com>
5479 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
5480 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
5481 Move function pointer variables after forward declarations.
5482 (rs6000_builtin_support_vector_misalignment): Make static.
5483 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
5484 (rs6000_function_value, rs6000_can_eliminate): Likewise.
5486 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
5488 PR rtl-optimization/53373
5489 * caller-save.c (save_call_clobbered_regs): Look into a possible
5490 PARALLEL manually rather than using single_set on a call insn.
5492 2012-05-21 Jakub Jelinek <jakub@redhat.com>
5494 PR tree-optimization/53436
5495 * omp-low.c (omp_build_component_ref): New function.
5496 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
5498 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
5500 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
5502 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
5503 Do not print '.' here. Output operand lossage error for unhandled
5508 <case 'z'>: Hardcode "code" argument into error strings.
5510 <case 'D'>: Merge AVX and non-AVX codes.
5511 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
5512 Update call to put_condition_code.
5514 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
5516 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
5518 (clzsi2): New expander.
5519 (*clzsi2_68k): New insn.
5520 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
5522 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
5524 * gimple.h (gimple_set_in_transaction): Remove.
5525 (gimple_in_transaction): Look in BB instead.
5526 (gimple_statement_base): Remove in_transaction field.
5527 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
5528 * trans-mem.c (compute_transaction_bits): Place transaction bit
5529 information into basic blocks.
5531 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
5533 * expr.c (get_def_for_expr_class): Define only if
5534 HAVE_conditional_move.
5535 (convert_tree_comp_to_rtx): Likewise.
5537 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
5540 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
5542 (ffssi2_no_cmove): Ditto.
5543 (*ffs<mode>_1): Remove insn pattern.
5544 (*tzcnt<mode>_1): New insn pattern.
5545 (*bsf<mode>1): Ditto.
5547 2012-05-21 Richard Guenther <rguenther@suse.de>
5549 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
5550 more referenced vars.
5551 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
5552 flag on variables that have a var-annotation.
5554 2012-05-21 Joseph Myers <joseph@codesourcery.com>
5557 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
5558 from folded operands before wrapping another around the
5559 conditional expression.
5561 2012-05-21 Jakub Jelinek <jakub@redhat.com>
5563 PR tree-optimization/53366
5564 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
5565 tests if complex_numbers == 2, but there are non-complex number loads
5568 PR tree-optimization/53409
5569 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
5570 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
5572 PR tree-optimization/53410
5573 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
5574 instead of build_int_cst (type, 0) where vector types might be
5575 involved. Instead of build_int_cst (type, 1) convert the original
5576 integer_onep argument to the desired type.
5578 2012-05-21 Michael Matz <matz@suse.de>
5580 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
5581 (simplify_test_exp): Handle one more case of distributive law,
5582 decrease cost threshold.
5583 (tests_attr_p, get_attr_order): New functions.
5584 (optimize_attrs): Use topological order, inline only cheap values.
5585 (write_attr_set): Reset our_known_true after some time.
5587 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
5590 * config/i386/i386.c (type_natural_mode): Warn passing SSE
5591 vector argument without SSE enabled changes the ABI.
5593 2012-05-21 Richard Guenther <rguenther@suse.de>
5595 PR tree-optimization/53408
5596 * tree-vect-loop.c (vectorizable_induction): Properly check
5597 the restriction that we cannot handle induction results from
5598 the inner loop outside of the outer loop.
5600 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
5603 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
5604 (UNSPECV_RDRAND): This.
5605 (rdrand<mode>_1): Updated.
5607 2012-05-21 Richard Guenther <rguenther@suse.de>
5609 * tree-loop-distribution.c (can_generate_builtin): Reject
5612 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
5614 * Makefile.in (options.c): Add options.h to included header
5617 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
5619 * tree-parloops.c : Add myself to contributors, update
5620 TODO list, add link to wiki.
5622 2012-05-21 Alan Modra <amodra@gmail.com>
5624 * config/rs6000/predicates.md (input_operand): Don't match
5625 constant pool addresses. Remove label_ref, high and plus from
5626 match_code list. Remove redundant CONSTANT_P test.
5627 (splat_input_operand): Similarly update match_code list.
5628 (small_toc_ref): New predicate.
5629 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
5630 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
5631 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
5632 register checks to..
5633 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
5634 generated by create_TOC_reference.
5635 (rs6000_legitimize_address): Update cerate_TOC_reference call.
5636 (rs6000_delegitimize_address): Handle new rtl for toc refs.
5637 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
5638 (use_toc_relative_ref): New function, split out from..
5639 (rs6000_emit_move): ..here. Remove redundant tests. Update
5640 create_TOC_reference calls.
5641 (rs6000_legitimize_reload_address): Formatting. Handle splitting
5642 of medium/large model toc addresses. Use use_toc_relative_ref.
5643 (print_operand): Formatting, style. Adjust for toc changes.
5644 (print_operand_address): Likewise.
5645 (rs6000_output_addr_const_extra): Likewise.
5646 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
5647 than a PLUS. Use this formulation for both high and low part
5648 of -mcmodel=medium/large toc reference too. Before reload,
5649 always use the small model formulation.
5650 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
5651 a PLUS in high part of addresses here.
5652 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
5653 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
5654 (largetoc_high, largetoc_low): Move earlier. Cope when no
5656 (largetoc_high_plus): New insn.
5657 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
5658 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
5659 (tocref): ..instead do so here, new insn and split.
5661 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
5663 * config/i386/driver-i386.c (host_detect_local_cpu): Support
5664 RDRND, F16C and FSGSBASE.
5666 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5668 PR rtl-optimzation/53373
5669 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
5670 call pattern. Update split patterns.
5671 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
5672 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
5674 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
5676 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
5679 2012-05-18 Jan Hubicka <jh@suse.cz>
5681 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
5682 (cgraph_process_new_functions): Process also aliases.
5683 * lto-streamer-out.c (struct sets): Remove.
5684 (trivally_defined_alias): Remove.
5685 (output_alias_pair_p): Remove.
5686 (output_unreferenced_globals): Remove.
5687 (produce_symtab); Do not handle alias pairs.
5688 (produce_asm_for_decls): Likewise.
5689 * lto-streamer-in.c (input_alias_pairs): Remove.
5690 (lto_read_body): Do not input alias pairs.
5691 (lto_input_constructors_and_inits): Remove.
5693 2012-05-18 Jan Hubicka <jh@suse.cz>
5695 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
5698 2012-05-18 Jan Hubicka <jh@suse.cz>
5700 * cgraphbuild.c (record_reference): Update.
5701 * lto-cgraph.c (lto_output_varpool_node): External vars
5702 are not in other partition even if they are not output
5703 in current partition.
5704 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
5706 (canonicalize_constructor_val): Take FROM_DECL argument.
5707 (fold_ctor_reference, fold_string_cst_ctor_reference,
5708 fold_array_ctor_reference, fold_nonarray_ctor_reference,
5709 fold_ctor_reference): Likewise.
5710 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
5711 * gimple.h (gimple_fold_builtin): Likewise.
5713 2012-05-18 Olivier Hainque <hainque@adacore.com>
5715 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
5716 $(libsubdir) as libexecsubdir.
5718 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5720 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
5721 relied on signed overflow behavior.
5723 2012-05-18 Richard Guenther <rguenther@suse.de>
5725 PR tree-optimization/53346
5726 * tree-loop-distribution.c (ldist_gen): Make sure to apply
5727 builtin transform even when only a single partition with
5728 all reads/writes exists.
5730 2012-05-18 Richard Guenther <rguenther@suse.de>
5732 PR tree-optimization/53390
5733 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
5736 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5738 * tree-ssa-reassoc.c (bip_map): Remove decl.
5739 (completely_remove_stmt): Remove function.
5740 (remove_def_if_absorbed_call): Remove function.
5741 (remove_visited_stmt_chain): Remove __builtin_powi handling.
5742 (possibly_move_powi): Remove function.
5743 (rewrite_expr_tree): Remove calls to possibly_move_powi.
5744 (rewrite_expr_tree_parallel): Likewise.
5745 (attempt_builtin_powi): Build multiplies explicitly rather than
5746 relying on the ops vector and rank system.
5747 (transform_stmt_to_copy): New function.
5748 (transform_stmt_to_multiply): Likewise.
5749 (reassociate_bb): Handle leftover operations after __builtin_powi
5750 optimization; build a final multiply if necessary.
5752 2012-05-18 Jan Hubicka <jh@suse.cz>
5754 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
5755 (mark_functions_to_output): Fix sanity check.
5756 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
5758 2012-05-18 Richard Guenther <rguenther@suse.de>
5760 * tree-flow.h (mark_symbols_for_renaming): Remove.
5761 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
5762 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
5763 (copy_debug_stmt): Likewise.
5764 (expand_call_inline): Likewise.
5765 (declare_return_variable): Mark the return variable for renaming
5768 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
5770 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
5772 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
5773 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
5774 (ashrdi3,lshrdi3): Likewise.
5775 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
5777 2012-05-18 Meador Inge <meadori@codesourcery.com>
5779 PR rtl-optimization/53352
5780 * cse.c (equiv_constant): Ignore paradoxical subregs.
5782 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
5784 PR rtl-optimization/53125
5785 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
5786 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
5787 die in the basic block. Correctly top off REG_FREQ and
5788 REG_FREQ_CALLS_CROSSED.
5790 (regstat_compute_ri): Allocate and free local_live_last_luid.
5792 (regstat_bb_compute_calls_crossed): Correctly top off
5793 REG_FREQ_CALLS_CROSSED.
5795 2012-05-17 Jan Hubicka <jh@suse.cz>
5797 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
5798 constructor over decl without.
5799 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
5800 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
5801 * cgraphunit.c (process_function_and_variable_attributes): Finalize
5803 (mark_functions_to_output): Also accept bodies for functions with
5805 (output_in_order): Skip external vars.
5806 * lto-cgraph.c (lto_output_node): External functions are never in other
5808 (lto_output_varpool_node): Likewise.
5809 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
5810 forgotten initializers.
5811 * ipa.c (process_references): Handle external vars.
5812 (symtab_remove_unreachable_nodes): Update to handle external vars.
5813 (varpool_externally_visible_p): External vars are externally visible.
5814 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
5815 * varpool.c (varpool_remove_node): Remove constructor.
5816 (decide_is_variable_needed): Handle externals.
5817 (varpool_remove_unreferenced_decls): Likewise.
5819 2012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
5821 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
5822 (enable_warning_as_error): Do not special case Wuninitialized.
5823 * optc-gen.awk: Add sanity checks.
5825 2012-05-17 Jan Hubicka <jh@suse.cz>
5827 * ipa-reference.c (is_proper_for_analysis): Do not check flags
5828 that might change as result of global optimization.
5829 (analyze_function): Do not check analyzed and externally_visible
5830 flags; be happy about address dereferences.
5831 (propagate): Prune all_module_statics so it really contains just
5832 statics; prune all the local summaries.
5833 (ipa_reference_write_optimization_summary): Simplify.
5835 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
5837 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
5838 * config/m68k/m68k-tables.opt: Regenerated.
5839 * doc/invoke.texi (M680x0 Options): Document.
5841 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
5842 Patrick Marlier <patrick.marlier@gmail.com>
5844 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
5847 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
5849 * configure: Regenerated.
5851 2012-05-16 Andrew Pinski <apinski@cavium.com>
5853 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
5856 2012-05-16 David S. Miller <davem@davemloft.net>
5858 * jump.c (delete_related_insns): If we remove a CALL, make sure
5859 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
5861 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5863 PR tree-optimization/53217
5864 * tree-ssa-reassoc.c (bip_map): New static variable.
5865 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
5866 (attempt_builtin_powi): Save feeding multiplies on a stack.
5867 (reassociate_bb): Create and destroy bip_map.
5869 2012-05-16 Olivier Hainque <hainque@adacore.com>
5871 * Makefile.in (install-no-fixedincludes): New target, former toplevel
5872 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
5873 Add comments and improve stamp preservation across the whole sequence.
5874 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
5876 2012-05-16 Richard Guenther <rguenther@suse.de>
5878 * tree-inline.c (insert_init_stmt): Do not call
5879 mark_symbols_for_renaming.
5880 (setup_one_parameter): Avoid initializing unused parameters.
5881 (declare_return_variable): Properly handle DECL_BY_REFERENCE
5882 return vars in SSA form.
5884 2012-05-16 Richard Guenther <rguenther@suse.de>
5886 * tree-flow.h (get_virtual_var): Remove.
5887 * tree-dfa.c (get_virtual_var): Likewise.
5889 2012-05-16 Richard Guenther <rguenther@suse.de>
5891 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
5892 Remove set-only bitmap of new names.
5893 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
5895 * tree-flow.h (ssa_names_to_replace): Remove.
5896 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
5898 2012-05-16 Richard Guenther <rguenther@suse.de>
5900 PR tree-optimization/53364
5901 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
5902 detect a view-conversion of the decl.
5904 2012-05-16 Dodji Seketeli <dodji@redhat.com>
5906 PR preprocessor/7263
5907 * c-tree.h (enum c_declspec_word): Declare new enum.
5908 (struct c_declspecs::locations): New member.
5909 (declspecs_add_qual, declspecs_add_scspec)
5910 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
5912 * c-decl.c (build_null_declspecs): Initialize the new struct
5913 c_declspecs::locations member.
5914 (declspecs_add_addrspace): Take a location parameter for the
5915 address space. Store it onto declaration specifiers.
5916 (declspecs_add_qual): Likewise, take a location parameter for the
5918 (declspecs_add_type): Likewise, take a location parameter for the
5920 (declspecs_add_scspec): Likewise, take a location parameter for
5921 the storage class specifier.
5922 (declspecs_add_attrs): Likewise, take a location parameter for the
5924 (declspecs_add_alignas): Likewise, take a location parameter for
5926 (finish_declspecs): For diagnostics, use the location of the
5927 relevant declspec, instead of the global input_location.
5928 * c-parser.c (c_parser_parameter_declaration): Pass the precise
5929 virtual location of the declspec to the declspecs-setters.
5930 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
5933 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
5935 * configure.ac: Stack protector enabling for Android targets.
5936 * configure: Regenerate.
5938 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
5940 * ira.c (pseudo_move_insn): Delete.
5941 (find_moveable_pseudos): Don't set it.
5942 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
5943 the definitions of the original pseudo. Delete all of them.
5945 2012-05-16 Olivier Hainque <hainque@adacore.com>
5947 * config/rs6000/rs6000-opts.h (enum processor_type): Add
5949 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
5950 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
5951 * config/rs6000/8540.md: indicate that the units/patterns apply to
5954 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
5955 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
5956 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
5957 related flags, check that what is queried is supported by the selected
5958 configuration. Rework the single/double_float and MASK_STRING resets to
5959 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
5960 costs for PROCESSOR_PPC8548 as well.
5961 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
5962 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
5963 statement instead of a sequence of ifs.
5965 * config/rs6000/rs6000.h (TARGET_E500): Remove.
5966 (TARGET_NO_LWSYNC): Adjust accordingly.
5967 * config/rs6000/e500.h (TARGET_E500): Remove.
5968 (CHECK_E500_OPTIONS): Adjust accordingly.
5969 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
5970 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
5971 * config/rs6000/linuxspe.h: Likewise.
5972 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
5973 superfluous comments.
5974 * config/rs6000/e500-double.h: Remove.
5976 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
5977 default to with_cpu=8548 if --enable-e500-double, and to 8540
5979 (set misc flags section): For powerpc*|rs6000*, remove inclusion
5980 of e500-double.h for --enable-e500-double.
5982 2012-05-16 Olivier Hainque <hainque@adacore.com>
5984 * Makefile.in (s-header-vars): Resort to -n instead of trailing
5985 -e d in sed invocation.
5987 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
5989 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
5991 * doc/tm.texi: Regenerate.
5993 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
5995 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
5997 2012-05-15 Jakub Jelinek <jakub@redhat.com>
6000 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
6001 that operands[2] is either immediate, or q_regs_operand.
6003 2012-05-15 Richard Guenther <rguenther@suse.de>
6005 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
6006 (assemble_thunk): Likewise. Manually rename and register
6009 2012-05-15 Richard Guenther <rguenther@suse.de>
6011 PR tree-optimization/53355
6012 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
6015 2012-05-15 Tristan Gingold <gingold@adacore.com>
6017 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
6019 2012-05-15 Richard Guenther <rguenther@suse.de>
6021 * gimple.c (gimple_set_modified): Move ...
6022 * gimple.h (gimple_set_modified): ... here.
6024 2012-05-15 Tristan Gingold <gingold@adacore.com>
6026 * ira-color.c (move_spill_restore): Add a guard.
6028 2012-05-15 Tristan Gingold <gingold@adacore.com>
6030 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
6033 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
6035 * gimplify.c (gimplify_init_constructor): Do a block move for very
6036 small objects as well.
6038 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
6040 * ira.c (find_moveable_pseudos): Skip registers whose
6041 DF_REG_EQ_USE_COUNT is nonzero.
6043 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
6045 * doc/md.texi (fma): Define to only be applicable for single rounding.
6047 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
6050 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
6051 generate target register for "load" class builtins.
6054 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
6057 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
6058 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
6059 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
6060 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
6061 (<sse>_movu<ssemodesuffix>): New expander.
6062 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
6063 (avx_movdqu<avxmodesuffix>): New expander.
6064 (*sse2_movdqu): Rename from sse2_movdqu.
6065 (sse2_movdqu): New expander.
6067 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
6070 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
6071 (canonicalize_perm): ... new function.
6072 (expand_vec_perm_2vperm2f128_vshuf): New function.
6073 (ix86_expand_vec_perm_const_1): Call it.
6075 2012-05-14 Andrew Pinski <apinski@cavium.com>
6076 H.J. Lu <hongjiu.lu@intel.com>
6077 Jakub Jelinek <jakub@redhat.com>
6080 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
6083 2012-05-14 Jakub Jelinek <jakub@redhat.com>
6085 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
6086 lineno 1 the same as lineno 0 before first start file directive.
6087 (optimize_macinfo_range): Likewise.
6089 * dwarf2out.c (have_macinfo): Define.
6090 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
6091 attribute, don't force empty compilation unit and don't emit any
6092 .debug_macinfo/.debug_macro section if macinfo_table is empty.
6094 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
6097 * config/avr/avr.c (avr_const_address_lo16): Remove.
6098 (avr_assemble_integer): Print ".byte lo8(x)",
6099 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
6100 .warning if 3-byte address is assembled.
6101 * doc/extend.texi (AVR Named Address Spaces): Document that
6102 binutils 2.23 is needed to assemble 3-byte addresses.
6104 2012-05-14 Richard Guenther <rguenther@suse.de>
6106 * tree-vect-data-refs.c (vect_setup_realignment): Remove
6107 call to mark_symbols_for_renaming.
6108 (vect_permute_load_chain): Likewise.
6109 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
6110 instead of calling mark_symbols_for_renaming.
6111 * tree-vect-stmts.c (read_vector_array): Remove call to
6112 mark_symbols_for_renaming.
6113 (write_vector_array): Likewise.
6114 (vectorizable_call): Likewise.
6115 (vectorizable_store): Likewise.
6116 (vectorizable_load): Likewise.
6117 * matrix-reorg.c (transform_allocation_sites): Likewise.
6118 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
6119 (create_expression_by_pieces): Likewise.
6121 2012-05-14 Richard Guenther <rguenther@suse.de>
6123 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
6124 of statements for renaming.
6125 (force_gimple_operand_1): Likewise, consistently for both
6126 calls to force_gimple_operand and force_gimple_operand_gsi.
6128 2012-05-14 Richard Guenther <rguenther@suse.de>
6130 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
6131 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
6133 (expand_omp_for): Likewise.
6134 (expand_omp_for_generic): Adjust conditional add to referenced vars.
6135 Use make_rename_temp for temporaries that should be rewritten into
6137 (expand_omp_for_static_nochunk): Likewise.
6138 (expand_omp_atomic_pipeline): Likewise.
6140 2012-05-14 Richard Guenther <rguenther@suse.de>
6142 PR tree-optimization/53331
6143 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
6145 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
6147 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
6150 * doc/options.texi: (LangEnabledBy): Document it.
6151 * optc-gen.awk: Handle LangEnabledBy.
6152 * opth-gen.awk: Generate declaration for lang-specific functions.
6153 * opt-read.awk: Record lang numbers.
6154 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
6155 (lang_sanitized_name): New.
6157 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
6159 * attribs.c (decl_attributes): Avoid emitting a warning if
6161 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
6162 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
6163 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
6164 define a string "1".
6165 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
6166 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
6167 BUILT_IN_STRCPY): Use it for these functions.
6168 * postreload.c (reload_combine): Deal with SETs inside
6169 CALL_INSN_FUNCTION_USAGE.
6170 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
6171 Look for REG_RETURNED notes and use a cheap restore if possible.
6172 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
6173 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
6174 * ira-build.c (ira_create_allocno, create_cap_allocno,
6175 propagate_allocno_info, propagate_some_info_from_allocno,
6176 copy_info_to_removed_store_destination, ira_flattening): Handle it.
6177 * ira-lives.c (pseudo_regno_single_word_and_live_p,
6178 find_call_crossed_cheap_reg): New static functions.
6179 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
6180 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
6181 a REG_RETURNED note in that case.
6182 * ira.c (setup_reg_renumber): Change assert to allow cases where
6183 allocnos only cross calls for which they are cheap to restore.
6184 * ira-costs.c (ira_tune_allocno_costs): Compare
6185 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
6187 * reg-notes.def (REG_RETURNED): New note.
6188 * cse.c (cse_insn): Likewise.
6189 * sched-deps.c (sched_analyze_insn): Likewise.
6190 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
6191 * calls.c (decl_return_flags): New static function.
6192 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
6193 functions that return one of their arguments.
6194 * regcprop.c (struct kill_set_value_data): New.
6195 (kill_set_value): Interpret data as a pointer to such a struct.
6196 Do nothing if the caller wants the register to be ignored.
6197 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
6199 2012-05-14 Richard Guenther <rguenther@suse.de>
6201 PR tree-optimization/53340
6202 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
6204 2012-05-14 Richard Guenther <rguenther@suse.de>
6206 * gimplify.c (gimplify_expr): Remove odd code.
6208 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
6210 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
6211 into a PLUS_EXPR byte offset.
6213 * tree-ssa-pre.c (can_value_number_call): Delete.
6214 (compute_avail): Skip all statements with side effects.
6215 <GIMPLE_CALL>: Skip calls to internal functions.
6217 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
6219 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
6221 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
6223 * common.opt (Wtype-limits): Use EnabledBy.
6225 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
6227 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
6228 (pushtf splitter): Ditto.
6230 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
6231 (<code>tf2): Enable for TARGET_SSE.
6232 (*absnegtf2_sse): Ditto.
6233 (copysign<mode>3): Enable TFmode for TARGET_SSE.
6234 (copysign<mode>3_const): Ditto.
6235 (copysign<mode>3_var): Ditto.
6236 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
6237 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
6238 (*<code>tf3): Ditto.
6239 * config/i386/i386.c (struct builtin_description bdesc_args)
6240 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
6241 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
6242 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
6243 Emit a normal call if SSE isn't available.
6245 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
6247 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
6248 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
6249 (<code><mode>3): Ditto.
6250 (*andnot<mode>3): Ditto.
6251 (*andnottf3): Ditto.
6252 (*<code><mode>3): Ditto.
6255 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
6257 * optc-gen.awk: Error instead of warning for conflicting help.
6259 2012-05-12 Jason Merrill <jason@redhat.com>
6262 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
6265 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
6267 * function.c (requires_stack_frame_p): If the function can throw
6268 non-call exceptions, return true if the insn can throw internally.
6270 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
6272 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
6274 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
6276 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
6277 ORDERED and UNORDERED conditions.
6279 2012-05-11 Richard Guenther <rguenther@suse.de>
6281 * tree-flow.h (referenced_var_check_and_insert): Remove.
6282 (find_new_referenced_vars): Likewise.
6283 * tree-dfa.c (referenced_var_check_and_insert): Make static.
6284 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
6285 * tree-inline.c (copy_bb): Use find_referenced_vars_in
6286 instead of find_new_referenced_vars.
6287 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
6289 2012-05-11 Richard Guenther <rguenther@suse.de>
6291 * tree-pass.h (pass_rest_of_compilation,
6292 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
6294 * passes.c (pass_all_optimizations, pass_postreload,
6295 pass_all_early_optimizations): Make static.
6296 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
6297 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
6298 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
6299 (delete_tree_ssa): Do not call fini_phinodes.
6300 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
6302 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
6305 * doc/options.texi (EnabledBy): Document
6306 * opts.c: Include opts.h and options.h before tm.h.
6307 (finish_options): Do not handle some sub-options here...
6308 (common_handle_option): ... instead call common_handle_option_auto
6310 * optc-gen.awk: Handle EnabledBy.
6311 * opth-gen.awk: Declare common_handle_option_auto.
6312 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
6313 (Wmaybe-uninitialized): Likewise.
6314 (Wunused-but-set-variable): Likewise.
6315 (Wunused-function): Likewise.
6316 (Wunused-label): Likewise.
6317 (Wunused-value): Likewise.
6318 (Wunused-variable): Likewise.
6319 * opt-read.awk: Create opt_numbers array.
6321 2012-05-11 Richard Guenther <rguenther@suse.de>
6323 PR tree-optimization/53295
6324 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
6326 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
6327 strides when analyzing data-references in a loop context.
6328 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
6329 non-constant strides for now.
6330 (vect_enhance_data_refs_alignment): Ignore data references
6331 that are strided loads.
6332 (vect_analyze_data_ref_access): Handle non-constant strides.
6333 (vect_check_strided_load): Verify the data-reference is a load.
6334 (vect_analyze_data_refs): Restructure to make strided load
6335 support not dependent on gather support.
6336 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
6337 when doing strided or gather loads.
6338 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
6339 integer_zerop to compare stride with zero.
6341 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
6343 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
6345 2012-05-11 Jan Hubicka <jh@suse.cz>
6348 * varpool.c (varpool_assemble_decl): Also output constat pool entries
6349 that output_constant_pool missed.
6351 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
6353 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
6354 MULTILIB_EXTRA_OPTS.
6356 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
6359 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
6361 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
6363 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
6364 optimization for TARGET_AVX.
6365 (*movti_internal_sse): Ditto.
6366 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
6367 (*movdi_internal): Ditto.
6368 (*movsi_internal): Ditto.
6369 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
6370 (*movdf_internal_rex64): Ditto.
6371 (*movfd_internal): Ditto.
6372 (*movsf_internal): Ditto.
6373 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
6375 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
6377 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
6378 reference as size attribute.
6380 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
6381 Tristan Gingold <gingold@adacore.com>
6383 * doc/md.texi (Standard Names): Document probe_stack_address.
6384 * explow.c (emit_stack_probe): Handle probe_stack_address.
6385 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
6386 (UNSPECV_PROBE_STACK_RANGE): Likewise.
6387 (probe_stack_address): New insn.
6388 (probe_stack_range): Likewise.
6389 * config/ia64/ia64.c: Include common/common-target.h.
6390 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
6391 checking is enabled.
6392 (ia64_emit_probe_stack_range): New function.
6393 (output_probe_stack_range): Likewise.
6394 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
6395 builtin stack checking is enabled.
6396 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
6397 and UNSPECV_PROBE_STACK_ADDRESS.
6398 (unknown_for_bundling_p): New predicate.
6399 (group_barrier_needed): Use important_for_bundling_p.
6400 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
6401 (issue_nops_and_insn): Likewise.
6402 (bundling): Likewise.
6403 (final_emit_insn_group_barriers): Likewise.
6404 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
6405 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
6406 (STACK_CHECK_PROTECT): Likewise.
6407 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
6409 2012-05-10 Jan Hubicka <jh@suse.cz>
6411 * ipa-inline.c (update_all_callee_keys): Remove.
6412 (inline_small_functions): Simplify priority updating.
6414 2012-05-10 Jan Hubicka <jh@suse.cz>
6416 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
6418 2012-05-10 Jan Hubicka <jh@suse.cz>
6420 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
6421 (symtab_remove_unreachable_nodes): ... this one.
6422 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
6423 * cgraphunit.c (ipa_passes): Update.
6424 * cgraphclones.c (cgraph_materialize_all_clones): Update.
6425 * cgraph.c (cgraph_release_function_body): Only turn initial
6426 into error mark when initial was previously set.
6427 * ipa-inline.c (ipa_inline): Update.
6428 * ipa.c: Include ipa-inline.h
6429 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
6430 (enqueue_node): New function.
6431 (process_references): Update.
6432 (symtab_remove_unreachable_nodes): Cleanup.
6433 * passes.c (execute_todo, execute_one_pass): Update.
6435 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
6437 PR rtl-optimization/53125
6438 * ira.c (ira): Call find_moveable_pseudos and
6439 move_unallocated_pseudos if only ira_conflicts_p is true.
6441 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
6443 * config/i386/i386.md (*movoi_internal_avx): Handle
6444 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
6445 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
6446 (*movti_internal_sse): Ditto.
6447 (*movtf_internal): Ditto.
6448 * config/i386/sse.md (ssePSmode): New mode attribute.
6449 (*move<mode>_internal): Use ssePSmode.
6450 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
6451 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
6452 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
6453 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
6455 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
6457 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
6458 DECL_ORIGINAL_TYPE if it is present.
6460 2012-05-10 Nick Clifton <nickc@redhat.com>
6463 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
6464 a "0" constraint to being a (match_dup 0).
6466 2012-05-10 Richard Guenther <rguenther@suse.de>
6468 * stor-layout.c (byte_from_pos): Amend comment.
6470 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6472 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
6473 Document requirement to call in constructors.
6475 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
6477 2012-05-10 Richard Guenther <rguenther@suse.de>
6479 * tree.h (TYPE_IS_SIZETYPE): Remove.
6480 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
6481 (extract_muldiv_1): Likewise.
6482 * gimple.c (gtc_visit): Likewise.
6483 (gimple_types_compatible_p): Likewise.
6484 (iterative_hash_canonical_type): Likewise.
6485 (gimple_canonical_types_compatible_p): Likewise.
6486 * gimplify.c (gimplify_one_sizepos): Likewise.
6487 * print-tree.c (print_node): Likewise.
6488 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
6490 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
6493 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
6494 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
6495 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
6496 instead of xop_mulv2div2di3_low.
6497 (xop_p<macs>dql): Fix vec_select selector.
6498 (xop_p<macs>dqh): Ditto.
6499 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
6500 (xop_mulv2div2di3_high): Ditto.
6502 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
6505 * diagnostic.h (diagnostic_context): Add last_location.
6506 * diagnostic.c (diagnostic_initialize): Initialize it.
6507 (diagnostic_show_locus): Use it.
6509 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
6511 * doc/extend.texi (Function Attributes): Point xref to section
6514 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
6516 * config/i386/i386.c (*movdf_internal_rex64): Remove
6517 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
6518 Calculate "mode" attribute according to
6519 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
6520 (*movdf_internal): Ditto.
6522 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
6525 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
6526 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
6527 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
6528 or when optimizing for size.
6529 * config/i386/sse.md (*mov<mode>_internal): Remove
6530 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
6531 Calculate "mode" attribute according to optimize_function_for_size_p
6532 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
6533 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
6534 depending on the mode of the instruction. Calculate "mode" attribute
6535 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
6536 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
6537 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
6539 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
6542 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
6543 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
6544 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
6545 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
6546 (expand_prologue): Move initialization of cfun->machine->is_naked,
6547 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
6548 (avr_set_current_function): ...this new static function.
6549 (TARGET_SET_CURRENT_FUNCTION): New define.
6550 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
6551 checking attributes of current_function_decl.
6552 (avr_regs_to_save): Ditto.
6553 (signal_function_p): Rename to avr_signal_function_p.
6554 (interrupt_function_p): Rename to avr_interrupt_function_p.
6556 * doc/extend.texi (Function Attributes): Better explanation of
6557 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
6560 2012-05-09 Michael Matz <matz@suse.de>
6562 PR tree-optimization/53185
6563 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
6564 peeling when we see strided loads.
6566 2012-05-09 Matthias Klose <doko@ubuntu.com>
6568 * gcc-ar.c (main): Don't check for execute bits for the plugin.
6570 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6572 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
6573 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
6574 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
6575 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
6576 (USE_LOAD_POST_INCREMENT): Define.
6577 (USE_LOAD_PRE_INCREMENT): Define.
6578 (USE_LOAD_POST_DECREMENT): Define.
6579 (USE_LOAD_PRE_DECREMENT): Define.
6580 (USE_STORE_PRE_DECREMENT): Define.
6581 (USE_STORE_PRE_INCREMENT): Define.
6582 (USE_STORE_POST_DECREMENT): Define.
6583 (USE_STORE_POST_INCREMENT): Define.
6584 (arm_auto_incmodes): Add enumeration.
6585 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
6586 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
6588 2012-05-09 Jakub Jelinek <jakub@redhat.com>
6590 PR tree-optimization/53226
6591 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
6592 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
6593 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
6594 doesn't need to be revisited, look for earliest stmt with
6595 !gimple_plf (stmt, GF_PLF_1) if something changed.
6597 2012-05-09 Terry Guo <terry.guo@arm.com>
6599 * genmultilib: Update copyright dates.
6600 * doc/fragments.texi: Ditto.
6602 2012-05-09 Terry Guo <terry.guo@arm.com>
6604 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
6605 * genmultilib (MULTILIB_REQUIRED): New.
6606 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
6608 2012-05-09 Richard Guenther <rguenther@suse.de>
6610 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
6611 (vect_do_peeling_for_loop_bound): Likewise.
6612 (vect_do_peeling_for_alignment): Likewise.
6613 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
6614 (vect_do_peeling_for_loop_bound): Get check_profitability and
6615 threshold as parameters.
6616 (vect_do_peeling_for_alignment): Likewise.
6617 (vect_loop_versioning): Likewise.
6618 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
6619 and threshold here. Control where to put the check here.
6621 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
6624 * dwarf2out.h (get_address_mode): Move declaration to...
6626 * dwarf2out.c (get_address_mode): Move definition to...
6627 * rtlanal.c: ...here.
6628 * var-tracking.c (get_address_mode): Delete.
6629 * combine.c (find_split_point): Use get_address_mode instead of
6630 targetm.addr_space.address_mode.
6631 * cselib.c (cselib_record_sets): Likewise.
6632 * dse.c (canon_address, record_store): Likewise.
6633 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
6634 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
6635 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
6636 (expand_expr_real_1): Likewise.
6637 * ifcvt.c (noce_try_cmove_arith): Likewise.
6638 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
6639 * reload.c (find_reloads): Likewise.
6640 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
6641 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
6643 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
6645 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
6646 information from the instruction produced.
6648 2012-05-09 Richard Guenther <rguenther@suse.de>
6650 * stor-layout.c (bit_from_pos): Document.
6651 (byte_from_pos): Likewise. Optimize.
6652 (pos_from_bit): Likewise.
6653 (normalize_offset): Use pos_from_bit instead of replicating it.
6655 2012-05-09 Alan Modra <amodra@gmail.com>
6658 * config/rs6000/rs6000.c (gen_frame_set): New function.
6659 (gen_frame_load, gen_frame_store): New functions.
6660 (rs6000_savres_rtx): Use the above.
6661 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
6662 Correct mode used for CR2 in save/restore_world patterns.
6663 Don't emit instructions for eh_return frame unwind reg info.
6665 2012-05-08 Jan Hubicka <jh@suse.cz>
6667 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
6669 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
6671 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
6673 (compile_file): Do not output variables.
6674 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
6676 * langhooks.c: Include timevar.h
6677 (write_global_declarations): Finalize compilation unit after wrapup;
6678 set timevars correctly.
6679 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
6680 not to be added to varpool.
6681 * varpool.c (varpool_assemble_decl): Sanity check that we are called
6682 only on cases where it makes sense; skip constant pool and value expr
6685 2012-05-08 David S. Miller <davem@davemloft.net>
6687 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
6688 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
6689 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
6691 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
6693 PR rtl-optimization/53278
6694 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
6695 speed_p code from earlier patch.
6697 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
6700 * config/sh/sh.md (*branch_true, *branch_false): New insns.
6702 2012-05-08 Teresa Johnson <tejohnson@google.com>
6704 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
6705 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
6707 2012-05-08 Jan Hubicka <jh@suse.cz>
6709 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
6710 (cgraph_create_node_1): Rename to ...
6711 (cgraph_create_empty_node): ... this one; export.
6712 (cgraph_create_node): Update.
6713 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
6714 (cgraph_create_edge_including_clones): Likewise.
6715 (cgraph_find_replacement_node): Likewise.
6716 (cgraph_clone_edge): Likewise.
6717 (cgraph_clone_node): Likewise.
6718 (clone_function_name): Likewise.
6719 (cgraph_create_virtual_clone): Likewise.
6720 (cgraph_remove_node_and_inline_clones): Likewise.
6721 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
6722 * cgraph.h: Reorder declarations so they match file of origin.
6723 (cgraph_create_empty_node): Declare.
6724 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
6725 (cgraph_copy_node_for_versioning): Likewise.
6726 (cgraph_function_versioning): Likewise.
6727 (cgraph_materialize_clone): Likewise.
6728 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
6729 (cgraph_materialize_all_clones): Likewise.
6730 * cgraphclones.c: New file.
6731 * Makefile.in: Update for cgraphclones.
6733 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
6736 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
6737 (ix86_rtx_costs): Handle SET.
6739 2012-05-08 Michael Matz <matz@suse.de>
6741 * basic-block.h (struct rtl_bb_info): Remove visited member and
6742 move head_ member to ...
6743 (struct basic_block_def.basic_block_il_dependent): ... the new
6744 member x, replacing but containing old member rtl.
6745 (enum bb_flags): New BB_VISITED flag.
6746 (BB_HEADER, BB_FOOTER): New macros.
6748 * jump.c (mark_all_labels): Adjust.
6749 * cfgcleanup.c (try_optimize_cfg): Adjust.
6750 * cfglayout.c (record_effective_endpoints): Adjust.
6751 (relink_block_chain): Ditto (and don't fiddle with visited).
6752 (fixup_reorder_chain): Adjust.
6753 (fixup_fallthru_exit_predecessor): Ditto.
6754 (cfg_layout_duplicate_bb): Ditto.
6755 * combine.c (update_cfg_for_uncondjump): Adjust.
6756 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
6757 (bb_visited_trace): New accessor.
6758 (mark_bb_visited): Move in front.
6759 (rotate_loop): Use bb_visited_trace.
6760 (find_traces_1_round): Ditto.
6761 (emit_barrier_after): Ditto.
6762 (copy_bb): Ditto, and initialize visited on resize.
6763 (reorder_basic_blocks): Initize visited member.
6764 (duplicate_computed_gotos): Clear bb flags at start, use
6767 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
6768 (rtl_verify_flow_info_1): Ditto.
6769 (cfg_layout_split_block): Ditto.
6770 (cfg_layout_delete_block): Ditto.
6771 (cfg_layout_merge_blocks): Ditto.
6772 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
6774 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
6777 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
6778 when a constant source operand matches an "I" constraint, the "no
6779 CC0 change" applies to a register-destination only, not a
6780 strict_low_part-destination.
6782 2012-05-08 Richard Guenther <rguenther@suse.de>
6784 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
6785 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
6787 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
6789 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
6791 * doc/avr-mmcu.texi: New auto-generated file.
6792 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
6793 to document all valid -mmcu= arguments.
6795 * config/avr/avr.h (arch_info_s): New struct definition.
6796 * config/avr/avr-devices.c (avr_texinfo): New variable.
6797 * config/avr/gen-avr-mmcu-texi.c: New file.
6798 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
6800 2012-05-08 Dehao Chen <dehao@google.com>
6802 * predict.c (find_qualified_ssa_name): New.
6803 (find_ssa_name_in_expr): New.
6804 (find_ssa_name_in_assign_stmt): New.
6805 (is_comparison_with_loop_invariant_p): New.
6806 (is_bound_expr_similar): New.
6807 (predict_iv_comparison): New.
6808 (predict_loops): Add heuristic for loop-nested branches that compare an
6809 induction variable to a loop bound variable.
6810 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
6812 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
6814 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
6815 TARGET_BDVER2 defines where appropriate.
6817 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
6819 * configure.ac (PLUGIN_LD): Rename into...
6820 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
6821 * config.in: Regenerate.
6822 * configure: Likewise.
6823 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
6825 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
6827 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
6828 computation using the precision of the index type.
6829 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
6830 (fold_array_ctor_reference): Do index computations in the index type.
6832 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
6834 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
6835 down to plus_constant.
6836 (expand_epilogue): Ditto.
6838 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
6840 * postreload.c (reload_cse_regs): Make static.
6841 * reload.h (reload_cse_regs): Remove prototype.
6843 2012-05-07 Richard Henderson <rth@redhat.com>
6845 * config/alpha/alpha.md (clear_cache): New pattern.
6847 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
6850 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
6851 is folded to a type boundary value, verify that the resulting case
6852 label is still a care range.
6854 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
6856 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
6857 only for TARGET_GENERIC, when not optimizing for size.
6858 (*ffs<mode>_1): Ditto.
6860 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
6862 * tree-cfg.c (verify_gimple_switch): Tighten checks.
6864 2012-05-07 Jakub Jelinek <jakub@redhat.com>
6866 PR tree-optimization/53239
6867 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
6868 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
6870 2012-05-07 Richard Guenther <rguenther@suse.de>
6872 PR tree-optimization/53195
6873 * tree-inline.c (setup_one_parameter): Properly add referenced
6874 vars from the parameters new known value.
6876 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
6878 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
6879 (sched_branch_type): Remove.
6880 (m68k_sched_md_init_global): Don't allocate it.
6881 (m68k_sched_md_finish_global): Don't free it.
6882 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
6883 * config/m68k/m68k.md: Set the type of insns using
6884 m68k_sched_branch_type to bcc directly.
6886 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6888 * config/sol2.c (solaris_override_options): New function.
6889 * config/sol2-protos.h (solaris_override_options): Declare.
6890 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
6892 2012-05-07 Richard Guenther <rguenther@suse.de>
6894 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
6895 whether we failed to compute data dependences.
6896 (loop_prefetch_arrays): Fail if we failed.
6898 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
6899 Paolo Bonzini <bonzini@gnu.org>
6901 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
6902 Emit bsf when optimizing for size.
6903 (*ffs<mode>_1): Ditto.
6905 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
6908 * config/sh/sh.c (sh_rtx_costs): Handle SET.
6910 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
6913 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
6914 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
6915 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
6917 (*bswapdi2_doubleword): New insn pattern.
6918 (*bswap<mode>2): Rename from *bswap<mode>2_1.
6920 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
6922 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
6923 (mips_set_reg_reg_cost): Likewise.
6924 (mips_rtx_costs): Handle SET.
6926 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
6928 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
6929 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
6930 to compute the cost of moves. Set the mode of the target register.
6932 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
6934 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
6935 plus_constant function.
6936 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
6937 that the mode is sensible.
6938 (use_anchored_address, round_push, allocate_dynamic_stack_space)
6939 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
6942 * alias.c (canon_rtx): Likewise.
6943 (init_alias_analysis): Likewise.
6944 * builtins.c (expand_builtin_return_addr)
6945 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
6946 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
6947 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
6948 (expand_builtin_stpcpy): Likewise.
6949 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
6950 (compute_argument_addresses, internal_arg_pointer_based_exp)
6951 (expand_call, emit_library_call_value_1): Likewise.
6952 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
6953 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
6954 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
6955 * cse.c (insert_const_anchor, find_reg_offset_for_const)
6956 (use_related_value, fold_rtx): Likewise.
6957 * cselib.c (cselib_subst_to_values): Likewise.
6958 * dse.c (record_store, check_mem_read_rtx): Likewise.
6959 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
6960 * emit-rtl.c (adjust_address_1): Likewise.
6961 * except.c (sjlj_emit_function_enter)
6962 (expand_builtin_extract_return_addr)
6963 (expand_builtin_frob_return_addr): Likewise.
6964 * expmed.c (expand_divmod): Likewise.
6965 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
6966 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
6967 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
6968 * function.c (assign_stack_local_1)
6969 (instantiate_virtual_regs_in_rtx): Likewise.
6970 * optabs.c (prepare_cmp_insn): Likewise.
6971 * recog.c (offsettable_address_addr_space_p): Likewise.
6972 * reload.c (find_reloads_address, form_sum)
6973 (find_reloads_subreg_address): Likewise.
6974 * reload1.c (init_reload, eliminate_regs_1)
6975 (eliminate_regs_in_insn): Likewise.
6976 * simplify-rtx.c (simplify_unary_operation_1)
6977 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
6978 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
6979 (vt_add_function_parameter): Likewise.
6981 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
6982 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
6983 * config/alpha/alpha.c (alpha_legitimize_address_1)
6984 (get_unaligned_address, alpha_expand_unaligned_load)
6985 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
6986 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
6987 (alpha_expand_builtin_establish_vms_condition_handler)
6988 (alpha_setup_incoming_varargs, emit_frame_store_1)
6989 (alpha_expand_prologue, alpha_expand_epilogue)
6990 (alpha_use_linkage): Likewise.
6991 * config/alpha/alpha.md: Likewise.
6993 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
6994 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
6995 (thumb_legitimize_address, arm_gen_load_multiple_1)
6996 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
6997 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
6998 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
6999 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
7000 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
7001 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
7002 (thumb_expand_movmemqi, arm_set_return_address)
7003 (thumb_set_return_address): Likewise.
7004 * config/arm/arm.md: Likewise.
7006 * config/avr/avr.c (avr_incoming_return_addr_rtx)
7007 (avr_prologue_setup_frame, expand_epilogue)
7008 (avr_const_address_lo16): Likewise.
7010 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
7011 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
7012 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
7013 (bfin_output_mi_thunk): Likewise.
7015 * config/c6x/c6x.c (c6x_initialize_trampoline)
7016 (c6x_output_mi_thunk): Likewise.
7018 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
7019 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
7021 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
7022 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
7023 (cris_emit_movem_store, cris_trampoline_init): Likewise.
7024 * config/cris/cris.md: Likewise.
7026 * config/darwin.c (machopic_indirect_data_reference)
7027 (machopic_legitimize_pic_address): Likewise.
7029 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
7030 (epiphany_expand_prologue, epiphany_expand_epilogue)
7031 (epiphany_trampoline_init): Likewise.
7032 * config/epiphany/epiphany.md: Likewise.
7034 * config/fr30/fr30.c (fr30_move_double): Likewise.
7036 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
7037 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
7038 (frv_index_memory, unspec_got_name, frv_find_base_term)
7039 (frv_output_dwarf_dtprel): Likewise.
7041 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
7042 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
7044 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
7045 * config/i386/i386.c (setup_incoming_varargs_64)
7046 (setup_incoming_varargs_ms_64, choose_baseaddr)
7047 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
7048 (ix86_emit_probe_stack_range, ix86_expand_prologue)
7049 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
7050 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
7051 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
7052 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
7053 (x86_output_mi_thunk): Likewise.
7054 * config/i386/i386.md: Likewise.
7056 * config/ia64/ia64.c (ia64_expand_load_address)
7057 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
7058 (do_spill, ia64_trampoline_init): Likewise.
7060 * config/iq2000/iq2000.c (iq2000_va_start)
7061 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
7062 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
7063 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
7065 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
7067 * config/m32c/m32c.c (m32c_return_addr_rtx)
7068 (m32c_expand_insv): Likewise.
7070 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
7071 (m32r_legitimize_pic_address, m32r_print_operand)
7072 (m32r_print_operand_address): Likewise.
7074 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
7075 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
7076 (EH_RETURN_HANDLER_RTX): Likewise.
7077 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
7078 (m68k_expand_epilogue, legitimize_pic_address)
7079 (m68k_output_mi_thunk): Likewise.
7080 * config/m68k/m68k.md: Likewise.
7082 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
7083 (mcore_expand_epilog): Likewise.
7084 * config/mcore/mcore.md: Likewise.
7086 * config/mep/mep.c (mep_allocate_initial_value)
7087 (mep_expand_prologue, mep_expand_epilogue): Likewise.
7089 * config/microblaze/microblaze.c (double_memory_operand)
7090 (microblaze_block_move_loop): Likewise.
7092 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
7093 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
7094 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
7095 (mips_expand_prologue, mips_epilogue_set_cfa)
7096 (mips_expand_epilogue): Likewise.
7097 * config/mips/mips.md: Likewise.
7099 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
7100 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
7102 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
7103 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
7105 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
7106 (EH_RETURN_HANDLER_RTX): Likewise.
7107 * config/moxie/moxie.c (moxie_static_chain): Likewise.
7109 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
7110 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
7111 (pa_return_addr_rtx, hppa_builtin_saveregs)
7112 (pa_trampoline_init): Likewise.
7113 * config/pa/pa.md: Likewise.
7115 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
7117 * config/picochip/picochip.c (picochip_static_chain): Likewise.
7119 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
7120 * config/rs6000/rs6000.c (rs6000_legitimize_address)
7121 (setup_incoming_varargs, print_operand, rs6000_return_addr)
7122 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
7123 (rs6000_emit_epilogue)
7124 (rs6000_machopic_legitimize_pic_address): Likewise.
7126 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
7128 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
7129 (DYNAMIC_CHAIN_ADDRESS): Likewise.
7130 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
7131 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
7132 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
7133 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
7134 (s390_emit_epilogue, s390_function_profiler): Likewise.
7135 * config/s390/s390.md: Likewise.
7137 * config/score/score.c (score_add_offset, score_prologue): Likewise.
7139 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
7140 (sh_output_mi_thunk): Likewise.
7141 * config/sh/sh.md: Likewise.
7143 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
7144 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
7145 * config/sparc/sparc.c (sparc_legitimize_pic_address)
7146 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
7147 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
7148 (emit_and_preserve): Likewise.
7149 * config/sparc/sparc.md: Likewise.
7151 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
7152 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
7153 (spu_setup_incoming_varargs, ea_load_store_inline)
7154 (spu_expand_load): Likewise.
7156 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
7157 (combine_bnp): Likewise.
7159 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
7160 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
7161 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
7163 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
7164 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
7165 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
7167 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
7168 * config/v850/v850.md: Likewise.
7170 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
7171 (EH_RETURN_HANDLER_RTX): Likewise.
7172 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
7173 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
7174 (print_operand_address, vax_trampoline_init): Likewise.
7176 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
7177 (xtensa_function_value_regno_p): Likewise.
7179 2012-05-04 Andrew Pinski <apinski@cavium.com>
7181 * expr.c (get_def_for_expr_class): New function.
7182 (convert_tree_comp_to_rtx): New function.
7183 (expand_cond_expr_using_cmove): New function.
7184 (expand_expr_real_2 <case COND_EXPR>): Call
7185 expand_cond_expr_using_cmove first and return if it succeeds.
7186 Remove the check for HAVE_conditional_move since we should have
7187 already converted it to a conditional move.
7188 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
7189 modes of DImode for 32bits and TImode.
7191 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
7194 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
7195 (print_md_ptr_loc, print_c_condition): Use them.
7196 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
7197 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
7198 attr_file, dfa_file, latency_file): New global variables.
7199 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
7200 write_upcase, write_indent, write_length_unit_log, write_test_expr,
7201 write_attr_get, write_insn_cases, write_eligible_delay,
7202 write_const_num_delay_slots): Accept FILE pointer and toss it around.
7204 (write_header, open_outfile, handle_arg): New funcions.
7205 (make_automaton_attrs): Write prototypes as extern to the output
7207 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
7208 names from the command line. Open the output files and write out
7209 internal functions for DFA functions to dfa_file_name, insn latency
7210 functions to latency_file_name, and everything else to attr_file.
7211 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
7212 (BACKEND): Build libbackend first.
7213 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
7214 (.PRECIOUS): Likewise.
7215 (insn-dfatab.o): New rule.
7216 (insn-latencytab.o): New rule.
7217 (simple_rtl_generated_c): Do not include insn-attrtab.c.
7218 (s-attrtab): New rule.
7220 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
7222 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
7223 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
7224 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
7225 * reorg.c (get_jump_flags): Do not set the removed flags.
7227 * doc/md.texi (attr_flag): Update for abovementioned changes.
7229 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
7232 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
7233 (TARGET_CMOV): Rename from TARGET_CMOVE.
7234 (TARGET_CMOVE): New define.
7235 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
7236 Do not set TARGET_CMOVE here.
7238 2012-05-04 Dodji Seketeli <dodji@redhat.com>
7240 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
7241 * opts.c (finish_options): Activate -Wunused-local-typedefs if
7242 -Wunused is activated.
7243 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
7245 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7247 * config/s390/s390.md (*movmem_short, *clrmem_short)
7248 (*cmpmem_short): Move the mode check from the insn condition to
7251 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
7253 PR tree-optimization/52633
7254 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
7255 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
7256 (vect_recog_over_widening_pattern): Remove handling of code that was
7257 already detected as over-widening pattern. Remove special handling
7258 of "unsigned" cases. Instead, support general case of conversion
7259 of the shift result to another type.
7261 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
7263 * tree-vect-patterns.c (vect_single_imm_use): New function.
7264 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
7265 (vect_recog_over_widening_pattern): Likewise.
7266 (vect_recog_widen_shift_pattern): Likewise.
7268 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
7270 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
7271 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
7272 (vect_recog_widen_mult_pattern): Likewise.
7273 (vect_operation_fits_smaller_type): Likewise.
7274 (vect_recog_over_widening_pattern): Likewise.
7275 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
7277 2012-05-04 Richard Guenther <rguenther@suse.de>
7280 * lto-wrapper.c (merge_and_complain): Complain about mismatches
7281 of -freg-struct-return and -fpcc-struct-return.
7282 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
7283 from the input file options and ignore those from the link
7286 2012-05-04 Richard Guenther <rguenther@suse.de>
7288 PR tree-optimization/53168
7289 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
7290 memory reads when the result is a constant we can pun.
7292 2012-05-04 Richard Guenther <rguenther@suse.de>
7294 * common.opt (flto-report): Do not mark as Optimization.
7296 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
7299 * recog.c (constrain_operands): If extra constraints are present, also
7300 accept pseudo-registers with equivalent memory locations during reload.
7302 2012-05-04 Olivier Hainque <hainque@adacore.com>
7304 * collect2.c (may_unlink_output_file): New global.
7305 (maybe_unlink): Honor it.
7306 * collect2.h: Add extern for it.
7307 * tlink.c (do_tlink): Set it to true if the link succeeded.
7309 2012-05-04 Olivier Hainque <hainque@adacore.com>
7311 * gcc.c (eval_spec_function): Finalize/restore the current string
7312 obstack state as part of the context push/pop operations.
7314 2012-05-04 Bin Cheng <bin.cheng@arm.com>
7316 PR rtl-optimization/52804
7317 * reload1.c (reload_reg_reaches_end_p): Check whether successor
7318 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
7319 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
7320 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
7321 RELOAD_FOR_OUTADDR_ADDRESS.
7323 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
7326 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
7327 for macro expansion.
7329 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
7331 * flags.h (flag_permissive): Do not declare.
7332 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
7334 * toplev.c (flag_permissive): Do not define.
7335 * c-tree.h (system_header_p): Delete unused.
7337 2012-05-03 David S. Miller <davem@davemloft.net>
7340 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
7341 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
7342 (sparc_emit_float_lib_cmp): Likewise.
7344 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
7347 * config/rs6000/rs6000.md (bswapdi splitters): If
7348 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
7349 default) is used, generate an alternate sequence that does not
7350 depend on using indexed addressing.
7352 2012-05-03 Jason Merrill <jason@redhat.com>
7354 * gengtype.c (write_types): Fix warning message.
7355 (write_local): Likewise.
7357 2012-05-02 Jason Merrill <jason@redhat.com>
7359 * dwarf2out.c (struct external_ref, build_local_stub): New.
7360 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
7361 (optimize_external_refs, optimize_external_refs_1): New.
7362 (change_AT_die_ref): New.
7363 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
7364 (build_abbrev_table): Take the external refs hashtable.
7365 (output_comp_unit): Get it from optimize_external_refs and pass it in.
7367 2012-05-03 Jan Hubicka <jh@suse.cz>
7370 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
7372 2012-05-03 Jan Hubicka <jh@suse.cz>
7375 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
7377 2012-05-03 Jason Merrill <jason@redhat.com>
7379 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
7380 use_debug_types to discriminate the die_id union.
7381 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
7382 (build_abbrev_table, output_die): Likewise.
7383 (prune_unused_types_walk_attribs): Likewise.
7384 (generate_type_signature, copy_declaration_context): Set it.
7385 (remove_child_or_replace_with_skeleton): Set it.
7386 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
7387 check use_debug_types.
7388 (dwarf2out_finish): Do break_out_includes after .debug_types.
7390 2012-05-03 Jason Merrill <jason@redhat.com>
7392 * dwarf2out.c (modified_type_die): Use scope_die_for.
7393 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
7394 (uses_local_type_r, uses_local_type): New.
7395 (scope_die_for): Keep a type that uses a local type in local scope.
7396 Use get_context_die for namespace and type scope.
7398 2012-05-03 Jason Merrill <jason@redhat.com>
7400 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
7402 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
7403 (dwarf2out_finish): Likewise.
7405 2012-05-03 Martin Jambor <mjambor@suse.cz>
7407 * builtins.c (get_object_alignment_1): Return whether we can determine
7408 the alignment or conservatively assume byte alignment. Return the
7409 alignment by reference. Use get_pointer_alignment_1 for dereference
7411 (get_pointer_alignment_1): Return whether we can determine the
7412 alignment or conservatively assume byte alignment. Return the
7413 alignment by reference. Use get_ptr_info_alignment to get SSA name
7415 (get_object_alignment): Update call to get_object_alignment_1.
7416 (get_object_or_type_alignment): Likewise, fall back to type alignment
7417 only when it returned false.
7418 (get_pointer_alignment): Update call to get_pointer_alignment_1.
7419 * fold-const.c (get_pointer_modulus_and_residue): Update call to
7420 get_object_alignment_1.
7421 * ipa-prop.c (ipa_modify_call_arguments): Update call to
7422 get_pointer_alignment_1.
7423 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
7424 of MEM_REF or TARGET_MEM_REF only when it returns false.
7425 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
7426 get_object_alignment_1.
7427 (ccp_finalize): Use set_ptr_info_alignment.
7428 * tree.h (get_object_alignment_1): Update declaration.
7429 (get_pointer_alignment_1): Likewise.
7430 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
7431 (dump_gimple_stmt): Likewise.
7432 * tree-flow.h (ptr_info_def): Updated comments of fields align and
7434 (get_ptr_info_alignment): Declared.
7435 (mark_ptr_info_alignment_unknown): Likewise.
7436 (set_ptr_info_alignment): Likewise.
7437 (adjust_ptr_info_misalignment): Likewise.
7438 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
7439 and set alignment of SSA names.
7440 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
7441 mark_ptr_info_alignment_unknown.
7442 * tree-ssanames.c (get_ptr_info_alignment): New function.
7443 (mark_ptr_info_alignment_unknown): Likewise.
7444 (set_ptr_info_alignment): Likewise.
7445 (adjust_ptr_info_misalignment): Likewise.
7446 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
7447 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
7449 (bump_vector_ptr): Likewise.
7450 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
7451 (vectorizable_store): Likewise.
7452 (vectorizable_load): Likewise.
7454 2012-05-03 Michael Matz <matz@suse.de>
7456 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
7457 in front of basic_block_def.
7458 (struct basic_block_def): Make il.gimple the full struct, not a
7460 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
7462 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
7463 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
7464 NULL il.gimple, which can't happen anymore.
7465 * gimple.h (bb_seq): il.gimple can't be NULL.
7466 (bb_seq_add): Ditto.
7467 (set_bb_seq): Adjust.
7468 (gsi_start_bb, gsi_last_bb): Tidy.
7469 * lto-streamer-in.c (make_new_block): Don't zero members that
7470 are zeroed already, don't allocate a gimple_bb_info.
7471 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
7472 (remove_bb): Clear all il.gimple members.
7473 (gimple_verify_flow_info): Adjust for flat il.gimple.
7474 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
7476 * coretypes.h (const_gimple_seq): Remove typedef.
7477 * gimple.h (gimple_seq_first): Take gimple_seq.
7478 (gimple_seq_first_stmt): Ditto.
7479 (gimple_seq_last): Ditto.
7480 (gimple_seq_last_stmt): Ditto.
7481 (gimple_seq_empty_p): Ditto.
7483 2012-05-03 Richard Guenther <rguenther@suse.de>
7485 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
7487 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
7488 (compute_avail): Do not add possibly trapping operations to
7489 EXP_GEN if they might not be executed in the block.
7491 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
7493 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
7495 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
7497 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
7498 information as early as possible. Update dominance info instead of
7501 2012-05-03 Richard Guenther <rguenther@suse.de>
7503 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
7504 (union_contains_value): Remove.
7505 (vro_valid_in_sets): Likewise.
7506 (op_valid_in_sets): New function.
7507 (valid_in_sets): Use op_valid_in_sets.
7508 (insert_into_preds_of_block): Move dumping ...
7509 (do_regular_insertion): ... here.
7510 (do_partial_partial_insertion): ... and here. Dump that
7511 we've found a partial partial redundancy.
7512 (insert): Dump the current insert iteration.
7514 2012-05-03 Jakub Jelinek <jakub@redhat.com>
7517 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
7518 append program name to it and pass that as first argument
7519 to make_relative_prefix. Always pass standard_libexec_prefix
7520 as last argument to make_relative_prefix. If
7521 make_relative_prefix returns NULL, fall back to
7522 standard_libexec_prefix.
7525 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
7529 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
7530 mode, return that mode.
7533 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
7534 define __ATOMIC_HLE_* macros here.
7535 (ix86_target_macros): But here, using cpp_define_formatted.
7537 2012-05-03 Richard Guenther <rguenther@suse.de>
7539 PR tree-optimization/53144
7540 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
7542 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
7543 with SSA name values.
7544 (vn_reference_lookup_3): Adjust callers.
7546 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
7548 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
7549 has_fma4 for AMD processors with both fma3 and fma4 support.
7551 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
7554 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
7557 2012-05-03 Michael Matz <matz@suse.de>
7560 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
7561 (dse_enter_block): Properly iterate the whole sequence even
7562 if the last statement was removed.
7564 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
7566 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
7567 unset flag_jump_tables.
7568 * stmt.c (expand_case): Remove special flag_pic case conditional
7569 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
7571 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
7573 * common/config/s390/s390-common.c (s390_option_optimization_table):
7574 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
7575 default when optimizing.
7577 2012-05-02 Martin Jambor <mjambor@suse.cz>
7580 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
7581 of a variable when the contect is a function.
7583 2012-05-02 Michael Matz <matz@suse.de>
7585 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
7586 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
7587 (const_gimple_seq_node): Remove.
7588 (gimple_seq_node): Typedef as gimple.
7589 (struct gimple_statement_base): Add next and prev members,
7590 adjust all WORD markers in using structs.
7591 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
7592 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
7593 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
7594 gimple are the same.
7595 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
7597 (gimple_init_singleton): New function.
7598 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
7599 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
7601 (gsi_stmt_ptr): Remove.
7602 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
7604 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
7605 again, adjust for above changes.
7606 (update_call_edge_frequencies): Adjust for above changes.
7607 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
7608 (gsi_insert_seq_nodes_after): Ditto.
7609 (gsi_split_seq_after): Ditto.
7610 (gsi_set_stmt): Ditto.
7611 (gsi_split_seq_before): Ditto.
7612 (gsi_remove): Ditto.
7613 (gsi_insert_seq_before_without_update): Don't free sequence.
7614 (gsi_insert_seq_after_without_update): Ditto.
7615 (gsi_replace): Assert some more invariants.
7616 (gsi_insert_before_without_update, gsi_insert_after_without_update):
7618 (gsi_for_stmt): Don't search for stmt.
7619 (gsi_insert_on_edge_immediate): Tidy.
7621 * gimple.c (gimple_alloc_k): Remove "sequences".
7622 (gimple_seq_cache): Remove.
7623 (gimple_alloc_stat): Make stmt a singleton sequence.
7624 (gimple_seq_alloc, gimple_seq_free): Remove.
7625 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
7626 (gimple_copy): Ditto.
7627 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
7628 create iterator from correct sequence.
7629 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
7631 2012-05-02 Michael Matz <matz@suse.de>
7633 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
7635 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
7636 sequence, lazily allocate it.
7637 (bb_seq_addr): New function.
7638 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
7639 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
7640 (gsi_none): New function.
7641 (gsi_start_bb): Adjust.
7642 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
7643 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
7644 (gsi_last_bb): Adjust.
7646 * tree-flow-inline.h (phi_nodes_ptr): New function.
7648 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
7649 datastructure and interface change.
7650 (gsi_insert_seq_before_without_update): Ditto.
7651 (gsi_insert_seq_nodes_after): Ditto.
7652 (gsi_insert_seq_after_without_update): Ditto.
7653 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
7654 (gsi_split_seq_before): Ditto.
7655 (gsi_start_phis): Adjust.
7656 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
7657 (vect_transform_loop): Ditto.
7658 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
7659 gimple_seq_copy): Don't use gimple_seq_alloc.
7660 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
7661 (gimplify_seq_add_seq): Ditto.
7662 * lto-streamer-in.c (make_new_block): Ditto.
7663 * tree-cfg.c (create_bb): Ditto.
7664 * tree-sra.c (initialize_parameter_reductions): Ditto.
7666 2012-05-02 Michael Matz <matz@suse.de>
7668 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
7669 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
7670 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
7671 set_bb_seq): Move down to after gimple_statement_d definition.
7673 2012-05-02 Michael Matz <matz@suse.de>
7675 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
7676 gsi_replace_with_seq, instead of inserting itself.
7677 * gimple-iterator.c (gsi_replace_with_seq): New function.
7678 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
7679 iterator instead of statement, advance it.
7680 (ssa_forward_propagate_and_combine): Adjust call to above.
7682 2012-05-02 Michael Matz <matz@suse.de>
7684 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
7686 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
7687 * tree-nested.c (walk_gimple_omp_for): Ditto.
7688 * trans-mem.c (lower_transaction): Ditto.
7689 * tree-eh.c (do_return_redirection): Ditto.
7690 (do_goto_redirection): Ditto.
7691 (lower_try_finally_switch): Ditto.
7692 * gimplify.c (gimplify_stmt): Ditto.
7693 (gimplify_scan_omp_clauses): Ditto.
7694 (gimplify_omp_for): Ditto.
7695 (gimplify_function_tree): Ditto.
7696 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
7697 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
7698 (mf_build_check_statement_for): Ditto.
7699 (mx_register_decls): Ditto.
7700 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
7701 and don't use itertors to append.
7702 (insert_stmts): Ditto.
7703 (insert_out_of_ssa_copy): Ditto.
7704 (insert_out_of_ssa_copy_on_edge): Ditto.
7706 2012-05-02 Michael Matz <matz@suse.de>
7708 * gimple.h (gimple_bind_body_ptr): New function.
7709 (gimple_bind_body): Use it.
7710 (gimple_catch_handler): Use gimple_catch_handler_ptr.
7711 (gimple_eh_filter_failure_ptr): New function.
7712 (gimple_eh_filter_failure): Use it.
7713 (gimple_eh_else_n_body_ptr): New function.
7714 (gimple_eh_else_n_body): Use it.
7715 (gimple_eh_else_e_body_ptr): New function.
7716 (gimple_eh_else_e_body): Use it.
7717 (gimple_try_eval_ptr): New function.
7718 (gimple_try_eval): Use it.
7719 (gimple_try_cleanup_ptr): New function.
7720 (gimple_try_cleanup): Use it.
7721 (gimple_wce_cleanup_ptr): New function.
7722 (gimple_wce_cleanup): Use it.
7723 (gimple_omp_body_ptr): New function.
7724 (gimple_omp_body): Use it.
7725 (gimple_omp_for_pre_body_ptr): New function.
7726 (gimple_omp_for_pre_body): Use it.
7727 (gimple_transaction_body_ptr): New function.
7728 (gimple_transaction_body): Use it.
7729 (gsi_split_seq_before): Adjust to return nothing and take pointer
7731 (gsi_set_stmt): Declare.
7732 (gsi_replace_with_seq): Declare.
7733 (walk_gimple_seq_mod): Declare.
7734 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
7736 * gimple-iterator.c (gsi_set_stmt): New function.
7737 (gsi_split_seq_before): Return new sequence via pointer argument.
7738 (gsi_replace): Use gsi_set_stmt.
7740 * tree-ssa-loop-im.c (move_computations_stmt): First remove
7742 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
7743 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
7745 (reserve_phi_args_for_new_edge): Change call to above,
7748 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
7749 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
7750 iterators. Adjust call to lower_omp.
7751 (lower_lastprivate_clauses): Adjust call to lower_omp.
7752 (lower_reduction_clauses): Ditto.
7753 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
7754 (lower_omp_sections): Don't explicitely count sequence length,
7755 nullify lowered bodies earlier, ensure stmts are part of only
7756 one sequence, adjust call to lower_omp.
7757 (lower_omp_single): Ensure stmts are part of only one sequence,
7758 adjust call to lower_omp.
7759 (lower_omp_master): Ditto.
7760 (lower_omp_ordered): Ditto.
7761 (lower_omp_critical): Ditto.
7762 (lower_omp_for): Ditto.
7763 (lower_omp_taskreg): Ditto, tidy.
7764 (lower_omp_1): Adjust calls to lower_omp.
7765 (execute_lower_omp): Ditto.
7766 (lower_omp): Adjust to take pointer to sequence.
7767 (diagnose_sb_2): Use walk_gimple_seq_mod.
7768 (diagnose_omp_structured_block_errors): Ditto and set possibly
7769 changed function body.
7770 * gimple-low.c (lower_function_body): Set function body after
7772 (lower_sequence): Adjust to take pointer to sequence.
7773 (lower_omp_directive): Ensure stmt isn't put twice into the
7774 sequence, adjust call to lower_sequence.
7775 (lower_stmt): Adjust calls to lower_sequence.
7776 (lower_gimple_bind): Ditto.
7777 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
7778 * tree-nested.c (walk_body): Take pointer to sequence, use
7779 walk_gimple_seq_mod.
7780 (walk_function): Adjust call to walk_body, set possibly changed body.
7781 (walk_gimple_omp_for): Adjust calls to walk_body.
7782 (convert_nonlocal_omp_clauses): Ditto.
7783 (convert_nonlocal_reference_stmt): Ditto.
7784 (convert_local_omp_clauses): Ditto.
7785 (convert_local_reference_stmt): Ditto.
7786 (convert_tramp_reference_stmt): Ditto.
7787 (convert_gimple_call): Ditto.
7788 (convert_nl_goto_reference): Use local iterator copy.
7789 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
7790 but taking pointer to sequence, ensure gsi_start is called with
7792 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
7793 asserting that the sequence head didn't change.
7794 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
7795 walk_gimple_seq_mod.
7796 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
7797 (execute_lower_tm): Ditto, and set possibly changed body.
7798 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
7799 call gsi_start with that lvalue.
7800 (replace_goto_queue_stmt_list): Ditto.
7801 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
7802 (replace_goto_queue): Ditto.
7803 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
7804 (lower_try_finally_onedest): Ditto.
7805 (lower_try_finally_copy): Ditto.
7806 (lower_try_finally_switch): Ditto.
7807 (lower_try_finally): Ditto.
7808 (lower_eh_filter): Ditto.
7809 (lower_eh_must_not_throw): Ditto.
7810 (lower_cleanup): Ditto.
7811 (lower_eh_constructs_2): Ditto.
7812 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
7813 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
7814 set possibly changed body.
7815 (optimize_double_finally): Call gsi_start with lvalue.
7817 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
7818 (gimple_split_block): Ditto.
7819 (gimple_merge_blocks): Use gsi_start_phis.
7820 (move_stmt_r): Use walk_gimple_seq_mod.
7821 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
7822 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
7823 (rebuild_cgraph_edges): Ditto.
7824 (cgraph_rebuild_references): Ditto.
7825 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
7826 * tree-inline.c (copy_phis_for_bb): Ditto.
7827 * tree-ssa-dce.c: Ditto.
7829 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
7831 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
7832 Andi Kleen <ak@linux.intel.com>
7834 * coretypes.h (MEMMODEL_MASK): New.
7835 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
7836 and return new variable.
7837 (expand_builtin_atomic_exchange): Mask memmodel values.
7838 (expand_builtin_atomic_compare_exchange): Ditto.
7839 (expand_builtin_atomic_load): Ditto.
7840 (expand_builtin_atomic_store): Ditto.
7841 (expand_builtin_atomic_clear): Ditto.
7842 * doc/extend.texi: Mention port-dependent memory model flags.
7843 * config/i386/cpuid.h (bit_HLE): New.
7844 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
7846 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
7847 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
7848 (ix86_target_string)<-mhle>: New.
7849 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
7850 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
7851 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
7852 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
7853 enabled for generic, generic64 and core-avx2.
7854 (ix86_print_operand): Generate HLE lock prefixes.
7855 (ix86_memmodel_check): New.
7856 (TARGET_MEMMODEL_CHECK): Ditto.
7857 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
7858 (IX86_HLE_ACQUIRE): Ditto.
7859 (IX86_HLE_RELEASE): Ditto.
7860 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
7861 * config/i386/i386.opt (mhle): Ditto.
7862 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
7863 success model to instruction emitter.
7864 (atomic_fetch_add<mode>): Ditto.
7865 (atomic_exchange<mode>): Ditto.
7866 (atomic_add<mode>): Ditto.
7867 (atomic_sub<mode>): Ditto.
7868 (atomic_<code><mode>): Ditto.
7869 (*atomic_compare_and_swap_doubledi_pic): Ditto.
7870 (atomic_compare_and_swap_single<mode>): Define and use argument
7872 (atomic_compare_and_swap_double<mode>): Ditto.
7873 * configure.ac: Check if assembler support HLE prefixes.
7874 * configure: Regenerate.
7877 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
7880 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
7882 (gimplify_switch_expr): ... here.
7883 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
7884 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
7885 to clean up case labels with values outside the index type range.
7886 (simplify_gimple_switch): Call it if something changed.
7887 Remove strange and unnecessary assert.
7889 2012-05-02 Richard Guenther <rguenther@suse.de>
7891 * fold-const.c (div_if_zero_remainder): sizetypes no longer
7893 (int_const_binop_1): New worker for int_const_binop with
7894 overflowable parameter. Pass it through to force_fit_type_double.
7895 (int_const_binop): Wrap around int_const_binop_1 with overflowable
7897 (size_binop_loc): Call int_const_binop_1 with overflowable equal
7898 to minus one, forcing overflow detection for even unsigned types.
7899 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
7900 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
7901 * stor-layout.c (initialize_sizetypes): sizetypes no longer
7903 (layout_type): For zero-sized arrays ignore overflow on the
7905 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
7906 (bit_value_binop_1): Likewise.
7907 * tree.c (double_int_to_tree): Likewise.
7908 (double_int_fits_to_tree_p): Likewise.
7909 (force_fit_type_double): Likewise.
7910 (host_integerp): Likewise.
7911 (int_fits_type_p): Likewise.
7912 * varasm.c (output_constructor_regular_field): Sign-extend the
7913 field-offset to cater for negative offsets produced by the Ada
7915 * omp-low.c (extract_omp_for_data): Convert the loop step to
7916 signed for pointer adjustments.
7918 2012-05-02 Richard Guenther <rguenther@suse.de>
7920 * tree.c (valid_constant_size_p): New function.
7921 * tree.h (valid_constant_size_p): Declare.
7922 * cfgexpand.c (expand_one_var): Adjust check for too large
7923 variables by using valid_constant_size_p.
7924 * varasm.c (assemble_variable): Likewise.
7926 * c-decl.c (grokdeclarator): Properly check for sizes that
7927 cover more than half of the address-space.
7929 2012-05-02 Jakub Jelinek <jakub@redhat.com>
7931 PR tree-optimization/53163
7932 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
7933 return value from compute_all_dependences.
7935 PR rtl-optimization/53160
7936 * ree.c (combine_reaching_defs): Handle the case where cand->insn
7937 has been modified by ree pass already.
7939 2012-05-01 Ian Lance Taylor <iant@google.com>
7942 * c-decl.c (build_compound_literal): Make the decl readonly if it
7943 an array of a readonly type.
7944 * gimplify.c (gimplify_compound_literal_expr): Add fallback
7945 parameter. Change all callers. If the decl is not addressable
7946 and is not an l-value, make it readonly.
7948 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
7950 * ira.c (allocated_reg_info_size): New static variable.
7951 (expand_reg_info): Manage it. Call
7952 setup_preferred_alternate_classes_for_new_pseudos.
7953 (ira): Don't do it here. Remove local allocated_reg_info_size,
7954 set the global before calling find_moveable_pseudos.
7955 (find_moveable_pseudos): Call expand_reg_info rather than
7958 2012-05-01 Richard Henderson <rth@redhat.com>
7960 * common.opt (fsync-libcalls): New.
7961 * doc/invoke.texi: Document it.
7962 * optabs.c (init_sync_libfuncs): Honor it.
7964 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
7965 Richard Sandiford <r.sandiford@uk.ibm.com>
7967 PR rtl-optimization/52543
7968 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
7970 * lower-subreg.h: New file.
7971 * target-globals.h (this_target_lower_subreg): Declare.
7972 (target_globals): Add lower_subreg;
7973 (restore_target_globals): Restore this_target_lower_subreg.
7974 * target-globals.c: Include it.
7975 (default_target_globals): Add default_target_lower_subreg.
7976 (save_target_globals): Initialize target_lower_subreg.
7977 * rtl.h (init_lower_subreg): Added declaration.
7978 * toplev.c (backend_init_target): Call initializer for lower-subreg
7980 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
7981 (default_target_lower_subreg): New variable.
7982 (this_target_lower_subreg): Likewise.
7983 (twice_word_mode, choices): New macros.
7984 (shift_cost, compute_splitting_shift, compute_costs)
7985 (init_lower_subreg): New functions.
7986 (resolve_simple_move): Add speed_p argument. Check choices.
7987 (find_pseudo_copy): Don't check the mode size here.
7988 (resolve_simple_move): Assert the mode size.
7989 (find_decomposable_shift_zext): Add speed_p argument and return
7990 a bool. Check choices.
7991 (resolve_shift_zext): Add comment.
7992 (dump_shift_choices, dump_choices): New functions.
7993 (decompose_multiword_subregs): Dump list of profitable
7994 transformations. Add code to skip non profitable transformations.
7995 Update calls to simple_move and find_decomposable_shift_zext.
7997 2012-05-01 Ian Bolton <ian.bolton@arm.com>
7998 Sameera Deshpande <sameera.deshpande@arm.com>
7999 Greta Yorsh <greta.yorsh@arm.com>
8001 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
8002 (thumb1_unexpanded_epilogue): ...this.
8003 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
8004 (thumb1_unexpanded_epilogue): ...this.
8005 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
8006 (thumb1_unexpanded_epilogue): ...this.
8008 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
8010 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
8011 comparing enumeration values. Update comments.
8013 2012-05-01 Alan Modra <amodra@gmail.com>
8016 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
8017 load_cr_save, add_crlr_cfa_restore): New functions.
8018 (rs6000_restore_saved_cr): Rename to..
8019 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
8020 (rs6000_emit_epilogue): Use new functions. Adjust condition
8021 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
8022 regs when using out-of-line restore only when shrink wrapping.
8024 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
8027 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
8028 calls to cgraph_node_name in xstrdup.
8029 (ipa_make_edge_direct_to_target): Ditto.
8030 * cgraph.c (dump_cgraph_node): Ditto.
8031 * tree-sra.c (convert_callers_for_node): Ditto.
8032 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
8033 * ipa-cp.c (perhaps_add_new_callers): Ditto.
8034 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
8035 (cgraph_materialize_all_clones): Ditto.
8036 * ipa-inline.c (report_inline_failed_reason): Ditto.
8037 (want_early_inline_function_p): Ditto.
8038 (edge_badness): Ditto.
8039 (update_edge_key): Ditto.
8040 (flatten_function): Ditto.
8041 (ipa_inline): Ditto.
8042 (inline_always_inline_functions): Ditto.
8043 (early_inline_small_functions): Ditto.
8045 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
8048 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
8049 constraints 0 and 1.
8051 012-04-30 Jan Hubicka <jh@suse.cz>
8053 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
8054 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
8055 (cgraph_add_to_same_comdat_group): Remove.
8056 (cgraph_add_asm_node): Move to cgraphunit.c.
8057 (cgraph_make_decl_local): Move to symtab.c
8058 (cgraph_make_node_local_1): Update.
8059 (cgraph_can_remove_if_no_direct_calls_and): Update.
8060 (used_from_object_file_p): Update.
8061 (resolution_used_from_other_file_p): Move to symtab.c
8062 (cgraph_used_from_object_file_p): move to symtab.c
8063 (verify_cgraph_node): Verify same comdat groups.
8064 * cgraph.h (cgraph_asm_node): Rename to ...
8065 (asm_node): ... this one.
8066 (cgraph_asm_nodes): Rename to ...
8067 (asm_nodes): ... this one.
8068 (symtab_add_to_same_comdat_group): New function.
8069 (symtab_dissolve_same_comdat_group_list): New function.
8070 (symtab_used_from_object_file_p): Declare.
8071 (symtab_make_decl_local): Declare.
8072 (cgraph_add_to_same_comdat_group): Remove.
8073 (cgraph_add_asm_node): Remove.
8074 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
8076 (cgraph_finalize_compilation_unit): Rename to ...
8077 (finalize_compilation_unit): ... this one.
8078 (cgraph_optimize): Rename to ....
8079 (compile): ... this one.
8080 (add_asm_node): Declare.
8081 (fixup_same_cpp_alias_visibility): Declare.
8082 (cgraph_make_decl_local): Remove.
8083 (varpool_assemble_pending_decls): Rename to ...
8084 (varpool_output_variables): ... this one.
8085 (varpool_remove_unreferenced_decls): Remove.
8086 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
8087 (preserve_function_body_p): Make static.
8088 * toplev.c (compile_file): Update comments; update.
8089 * cgraphunit.c: Update comments.
8090 (cgraph_expand_all_functions): Rename to ...
8091 (expand_all_functions): ... this one; update.
8092 (cgraph_mark_functions_to_output): Rename to ...
8093 (mark_functions_to_output): ... this one; cleanup.
8094 (cgraph_output_pending_asms): Remove prototype.
8095 (asm_nodes, asm_last_node): New static vars.
8096 (cgraph_process_new_functions): Update.
8097 (cgraph_reset_node): Cleanup; add comment.
8098 (cgraph_add_new_function): Update.
8099 (cgraph_output_pending_asms): Rename to ...
8100 (output_asm_statements): ... this one.
8101 (add_asm_node): New function.
8102 (fixup_same_cpp_alias_visibility): New function based on code
8103 in cgraph_analyze_function.
8104 (cgraph_analyze_function): Use it.
8105 (cgraph_order_sort): Update.
8106 (cgraph_output_in_order): Update.
8107 (cgraph_function_versioning): Update.
8108 (cgraph_optimize): Rename to ...
8109 (compile): ... this one; initialize streamer hooks here.
8110 (cgraph_finalize_compilation_unit): Rename to ...
8111 (finalize_compilation_unit): ... this one; do not initialize streamer
8113 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
8114 * dwarf2out.c: Update ocmment.
8115 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
8116 * method.c (use_thunk): Likewise.
8117 * semantics.c (maybe_add_lambda_conv_op): Likewise.
8118 * decl2.c (maybe_emit_vtables): Likewise.
8119 (cp_write_global_declarations): Use finalize_compilation_unit.
8120 * parser.c (cp_parser_asm_definition): Use add_asm_node.
8121 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
8122 * c-decl.c (c_write_global_declarations): Use
8123 finalize_compilation_unit.
8124 * langhooks.c (write_global_declarations): Update.
8125 * ipa.c (cgraph_externally_visible_p): Update.
8126 (dissolve_same_comdat_group_list): Remove.
8127 (function_and_variable_visibility): Update.
8128 * symtab.c: Inlcude lto-streamer.h and rtl.h
8129 (ld_plugin_symbol_resolution_names): New.
8130 (symtab_add_to_same_comdat_group): New.
8131 (symtab_dissolve_same_comdat_group_list): New.
8132 (resolution_used_from_other_file_p): Move here from cgraph.c
8133 (symtab_used_from_object_file_p): New.
8134 (symtab_make_decl_local): New.
8135 * passes.c (register_pass): Update comments.
8136 * c-parser.c (c_parser_asm_definition): Update.
8137 * varpool.c (varpool_analyze_node): Use
8138 fixup_same_cpp_alias_visibility.
8139 (varpool_remove_unreferenced_decls): Make static.
8140 (varpool_assemble_pending_decls): Rename to ...
8141 (varpool_output_variables): ... this one; call
8142 varpool_remove_unreferenced_decls.
8143 (varpool_used_from_object_file_p): Remove.
8145 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
8148 * c-typeck.c (build_array_ref): Call
8149 convert_vector_to_pointer_for_subscript.
8150 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
8152 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
8154 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
8155 to compile-time "mode == <MODE>mode" checks.
8156 (and splitter): Ditto.
8158 2012-04-30 Richard Henderson <rth@redhat.com>
8160 * config/arm/arm.md (UNSPEC_LL): New.
8161 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
8162 (arm_load_exclusivedi): Use %H0.
8164 2012-04-30 Jason Merrill <jason@redhat.com>
8166 * dwarf2out.c (comdat_symbol_id): Add const.
8167 (union die_symbol_or_type_node): Add const to die_symbol.
8168 (output_die_symbol, output_die, output_comp_unit): Adjust.
8170 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
8172 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
8173 * config/arm/neon.md (negdi2_neon): New insn.
8174 Also add splitters for core and NEON registers.
8176 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
8178 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
8179 (arm_print_operand): Add 'x' format.
8180 * config/arm/constraints.md (Dn): Allow const_int.
8181 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
8182 Use 'x' format to print constants.
8183 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
8184 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
8186 (movdi_vfp_cortexa8): Likewise.
8188 2012-04-30 Ian Bolton <ian.bolton@arm.com>
8189 Sameera Deshpande <sameera.deshpande@arm.com>
8190 Greta Yorsh <greta.yorsh@arm.com>
8192 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
8193 * config/arm/arm.c (ldm_stm_operation_p): New function.
8194 * config/arm/predicates.md (load_multiple_operation): Update predicate.
8195 (store_multiple_operation): Likewise.
8197 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
8198 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
8199 * config/arm/predicates.md (load_multiple_operation): Add arguments.
8200 (store_multiple_operation): Likewise.
8202 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
8204 * config/i386/i386.md (and<mode>3): Expand masking operations with
8205 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
8206 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
8208 2012-04-30 Dodji Seketeli <dodji@redhat.com>
8210 Add -Wvarargs option
8211 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
8212 argument for the various warning_at calls.
8213 * docs/invoke.texi: Update the documentation.
8215 2012-04-30 Dodji Seketeli <dodji@redhat.com>
8217 Switch -ftrack-macro-expansion=2 on by default.
8218 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
8221 Fix va_start related location
8222 * builtins.c (fold_builtin_next_arg): Unwinds to the first
8223 location in real source code.
8225 Make conversion warnings work on NULL with -ftrack-macro-expansion
8226 * input.h (expansion_point_location_if_in_system_header): Declare
8228 * input.c (expansion_point_location_if_in_system_header): Define it.
8230 Fix -Wuninitialized for -ftrack-macro-expansion
8231 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
8232 declaration. Use linemap_location_before_p for source locations.
8234 Strip "<built-in>" loc from displayed expansion context
8235 * input.c (expand_location_1): When expanding to spelling location
8236 in a context of a macro expansion, skip reserved system header
8237 locations. Update comments. * tree-diagnostic.c
8238 (maybe_unwind_expanded_macro_loc): Likewise.
8240 Make expand_location resolve to locus in main source file
8241 * input.c (expand_location_1): New. Takes a parameter to choose
8242 whether to resolve the location to spelling or expansion point.
8243 Was factorized from ...
8244 (expand_location): ... here.
8245 (expand_location_to_spelling_point): New. Implemented in terms of
8247 * diagnostic.c (diagnostic_build_prefix): Use the new
8248 expand_location_to_spelling_point instead of expand_location.
8250 Fix PCH crash on GTYed pointer-to-scalar field of a struct
8251 * gengtype.c (write_types_process_field): Force second argument of
8252 the call to the PCH object hierarchy walker to be 'x'.
8254 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
8256 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
8257 predicate to discriminate types.
8259 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
8261 * doc/invoke.texi (Wmissing-format-attribute): Document as an
8262 alias of Wsuggest-attribute=format.
8263 * c-typeck.c (convert_for_assignment): Replace
8264 Wmissing-format-attribute with Wsuggest-attribute=format.
8265 (digest_init): Likewise.
8267 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
8269 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
8270 * common.opt (Wmissing-noreturn): Alias of
8271 -Wsuggest-attribute=noreturn.
8273 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
8276 * config/cris/cris.md (andqu): New peephole2.
8277 (andu): Tweak head comment.
8279 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8280 Steven Bosscher <steven@gcc.gnu.org>
8281 Maxim Kuvyrkov <maxim@codesourcery.com>
8283 PR tree-optimization/38785
8284 * common.opt (ftree-partial-pre): New option.
8285 * doc/invoke.texi: Document it.
8286 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
8287 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
8289 (execute_pre): Use flag_tree_partial_pre.
8291 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8294 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
8297 2012-04-27 Ollie Wild <aaw@google.com>
8299 * doc/invoke.texi (Wliteral-suffix): Document new option.
8301 2012-04-27 Tom Tromey <tromey@redhat.com>
8303 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
8304 (dwarf_tag_name): Use get_DW_TAG_name.
8305 (dwarf_attr_name): Use get_DW_AT_name.
8306 (dwarf_form_name): Use get_DW_FORM_name.
8307 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
8309 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
8311 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
8312 arguments are -1 and 0, by negating the result of the conditional.
8314 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
8317 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
8319 2012-04-27 Richard Guenther <rguenther@suse.de>
8321 * tree-flow.h (is_hidden_global_store): Remove.
8322 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
8323 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
8324 (stmt_may_clobber_global_p): Likewise.
8325 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
8326 (stmt_may_clobber_global_p): Likewise.
8327 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
8328 stmt_may_clobber_global_p.
8329 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
8331 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
8333 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
8336 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
8337 reorganize some fields and update comments. Rename bit_test_uniq
8338 and bit_test_count to uniq resp. count. Remove bit_test_bb.
8339 (collect_switch_conv_info): New function, collects info about a
8340 GIMPLE_SWITCH into a struct switch_conv_info.
8341 (check_range): Simplify to use pre-recorded info. Fix think-o in
8342 range-branch ratio check.
8343 (check_process_case): Remove function.
8344 (check_all_empty_except_final): New function, verifies that all
8345 non-final basic blocks are empty.
8346 (process_switch): Simplify to use pre-recorded info. Call
8347 collect_switch_conv_info to do that. Assert that degenerate switch
8348 statements have been cleaned up.
8350 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
8353 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
8355 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
8358 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
8360 2012-04-27 Tom de Vries <tom@codesourcery.com>
8362 PR tree-optimization/51879
8363 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
8364 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
8366 (defs_to_varying): ... here. Don't set use_processed.
8367 (visit_reference_op_call): Handle gimple_vdef.
8368 Handle case that lhs is NULL_TREE.
8369 (visit_use): Use mark_use_processed. Handle calls with side-effect
8370 using visit_reference_op_call.
8372 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
8374 * sched-deps.c (fixup_sched_groups): Rename to...
8375 (chain_to_prev_insn): ...this.
8376 (chain_to_prev_insn_p): New function.
8377 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
8379 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
8381 * sched-int.h (_haifa_insn_data): Move priority_status.
8383 (INSN_MODEL_INDEX): New macro.
8384 * haifa-sched.c (insn_delay): New function.
8385 (sched_regno_pressure_class): Update commentary.
8386 (mark_regno_birth_or_death): Pass the liveness bitmap and
8387 pressure array as arguments, instead of using curr_reg_live and
8388 curr_reg_pressure. Only update the pressure if the bit in the
8389 liveness set has changed.
8390 (initiate_reg_pressure_info): Always trust the live-in set for
8391 SCHED_PRESSURE_MODEL.
8392 (initiate_bb_reg_pressure_info): Update call to
8393 mark_regno_birth_or_death.
8394 (dep_list_size): Take the list as argument.
8395 (calculate_reg_deaths): New function, extracted from...
8396 (setup_insn_reg_pressure_info): ...here.
8397 (MODEL_BAR): New macro.
8398 (model_pressure_data, model_insn_info, model_pressure_limit)
8399 (model_pressure_group): New structures.
8400 (model_schedule, model_worklist, model_insns, model_num_insns)
8401 (model_curr_point, model_before_pressure, model_next_priority):
8403 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
8404 (MODEL_INSN_INFO, MODEL_INSN): New macros.
8405 (model_index, model_update_limit_points_in_group): New functions.
8406 (model_update_limit_points, model_last_use_except): Likewise.
8407 (model_start_update_pressure, model_update_pressure): Likewise.
8408 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
8409 (model_excess_cost, model_dump_pressure_points): Likewise.
8410 (model_set_excess_costs): Likewise.
8411 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
8412 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
8413 schedule as an alternative tie-breaker. Update the call to
8415 (ready_sort): Call model_set_excess_costs.
8416 (update_register_pressure): Update call to mark_regno_birth_or_death.
8417 Rely on that function to check liveness rather than doing it here.
8418 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
8419 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
8420 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
8421 (model_record_pressure, model_record_pressures): New functions.
8422 (model_record_final_pressures, model_add_successors_to_worklist)
8423 (model_promote_predecessors, model_choose_insn): Likewise.
8424 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
8425 (model_start_schedule, model_finalize_pressure_group): Likewise.
8426 (model_end_schedule): Likewise.
8427 (schedule_insn): Say when we're scheduling the next instruction
8428 in the model schedule.
8429 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
8430 (queue_to_ready): Do not add instructions that are
8431 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
8432 Always allow the next instruction in the model schedule to be added.
8433 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
8434 and delay for SCHED_PRESSURE_MODEL too.
8435 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
8436 SCHED_PRIORITY_MODEL, but also take the DFA into account.
8437 (schedule_block): Call model_start_schedule and model_end_schedule.
8438 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
8439 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
8440 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
8442 (sched_finish): Update accordingly.
8443 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
8444 to SCHED_PRESSURE_MODEL.
8445 (add_jump_dependencies): Update call to dep_list_size.
8446 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
8447 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
8448 to SCHED_PRESSURE_MODEL.
8449 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
8450 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
8451 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
8452 handling to SCHED_PRESSURE_MODEL.
8454 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
8456 * common.opt (fsched-pressure-algorithm=): New option.
8457 * flag-types.h (sched_pressure_algorithm): New enum.
8458 * sched-int.h (sched_pressure_p): Replace with...
8459 (sched_pressure): ...this new variable.
8460 * haifa-sched.c (sched_pressure_p): Replace with...
8461 (sched_pressure): ...this new variable.
8462 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
8463 (update_reg_and_insn_max_reg_pressure, schedule_insn)
8464 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
8465 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
8466 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
8467 (sched_analyze_insn): Likewise.
8468 * sched-rgn.c (schedule_region): Likewise.
8469 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
8471 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
8473 * PR middle-end/52997
8474 * ira.c (find_moveable_pseudos): Call resize_reg_info.
8477 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
8478 * expr.c (convert_move): Honor unsignedp when extending partial int
8480 * genmodes.c (complete_mode): Don't clear component field of partial
8482 (emit_mode_inner): Don't emit it however.
8483 (calc_wider_mode): Partial int modes widen to their component.
8485 2012-04-26 David S. Miller <davem@davemloft.net>
8487 * config/sparc/niagara4.md: New file.
8488 * config/sparc/sparc.md: Include it.
8489 * config/sparc/sparc.c (niagara4_costs): New processor costs.
8490 (sparc_option_override): Use it.
8491 (sparc_use_sched_lookahead): Return 2 for niagara4.
8492 (sparc_issue_rate): Likewise.
8494 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
8495 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
8496 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
8497 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
8498 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
8499 alignaddrldi_vis): Set type to gsr.
8500 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
8501 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
8502 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
8503 v<vis3_shift_patname><mode>3, fmean16_vis,
8504 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
8505 fucmp<code>8<P:mode>_vis): Set type to fga.
8506 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
8507 * config/sparc/niagara.md: Likewise.
8508 * config/sparc/niagara2.md: Likewise.
8509 * config/sparc/ultra3.md: Likewise, and fix type matching for
8510 us3_ialuX reservation.
8512 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8514 * reload.c (find_reloads): Change the loop nesting when trying an
8515 alternative with swapped operands.
8517 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
8519 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
8520 comment. Delete unused parameter first_exp_point_map.
8521 (virt_loc_aware_diagnostic_finalizer): Update call.
8523 2012-04-26 Michael Hope <michael.hope@linaro.org>
8524 Richard Earnshaw <rearnsha@arm.com>
8526 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
8527 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
8528 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
8529 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
8531 2012-04-25 Sriraman Tallam <tmsriram@google.com>
8533 * doc/extend.texi: Document avx2 support.
8534 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
8536 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
8539 * config/cris/cris.md ("*andhi_lowpart_v32")
8540 ("*andqi_lowpart_v32"): Change first input-only operand from
8541 a (match_operand ...) to (match_dup 0). Drop alternatives with
8542 const_int-matching constraints for redundancy.
8543 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
8544 three-operand alternative.
8546 2012-04-25 Jakub Jelinek <jakub@redhat.com>
8549 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
8550 instead expand it as zero extension.
8552 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
8555 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
8557 2012-04-25 Jakub Jelinek <jakub@redhat.com>
8559 * common.opt (flag_debug_types_section): Default to 0.
8560 (dwarf_version): Default to 4.
8561 (dwarf_record_gcc_switches): Default to 1.
8562 (dwarf_strict): Default to 0.
8563 * toplev.c (process_options): Don't handle dwarf_strict
8564 or dwarf_version here.
8565 * config/vxworks.c (vxworks_override_options): Don't
8566 test whether dwarf_strict or dwarf_version are negative,
8567 instead test !global_options_set.x_dwarf_*.
8568 * config/darwin.c (darwin_override_options): Default to
8570 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
8571 and -fno-debug-types-section are now the default.
8573 2012-04-25 Jan Hubicka <jh@suse.cz>
8575 * cgraphunit.c: Update toplevel comment.
8576 (tree_rest_of_compilation): Merge into cgraph_expand_function.
8577 (cgraph_analyze_function): Make static.
8578 (cgraph_decide_is_function_needed): Make static.
8579 (cgraph_add_new_function): Use expand_function instead of
8580 rest_of_compilation.
8581 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
8582 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
8584 (cgraph_inline_p): Remove.
8585 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
8586 (init_cgraph): Add comment.
8587 * cgraphbuild.c (record_reference, mark_address, mark_load,
8588 mark_store): Do not call analyze_expr hook.
8589 * cgraph.c: Update toplevel comment.
8590 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
8591 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
8592 Move fere from cgraphunit.c
8593 (cgraph_mark_force_output_node): Move to cgraph.h
8594 * cgraph.h: Reorder so the comments match the function placement.
8595 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
8596 (cgraph_mark_force_output_node): Move here from cgraph.c
8597 * tree.c (free_lang_data): Do not clear analyze_expr hook.
8598 * ipa-inline-transform.c (preserve_function_body_p): New function.
8599 (inline_transform): Update.
8600 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
8601 * langhooks.h (lang_hooks_for_callgraph): Remove.
8602 (lang_hooks): Remove callgraph.
8603 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
8604 * varpool.c: Remove out of date comment.
8605 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
8606 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
8608 2012-04-25 Jan Hubicka <jh@suse.cz>
8611 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
8612 forward declaration.
8613 (cgraph_finalize_function): Finalize them here.
8614 * symtab.c (dump_symtab): Dump ctors and dtors.
8616 2012-04-25 Jakub Jelinek <jakub@redhat.com>
8619 * stor-layout.c (get_best_mode): Don't return mode with bitsize
8620 larger than maxbits. Don't compute maxbits modulo align.
8621 Also check that unit bytes long store at bitpos / unit * unit
8622 doesn't affect bits beyond bitregion_end.
8623 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
8624 would not fit into bitregion_start ... bitregion_end + 1 bit region.
8625 (store_split_bit_field): Decrease unit close to end of bitregion_end
8626 if access is restricted in order to avoid mutual recursion.
8628 PR tree-optimization/53058
8629 * double-int.h (double_int_max_value, double_int_min_value): New
8631 * double-int.c (double_int_max_value, double_int_min_value): New
8633 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
8634 or GT_EXPR with double_int_max_value instead of double_int_mask.
8636 2012-04-25 Richard Guenther <rguenther@suse.de>
8638 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
8639 * tree-vect-loop.c (vect_transform_loop): Adjust.
8640 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
8641 the maximum number of iterations for the epilogue loop.
8642 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
8644 2012-04-25 Jakub Jelinek <jakub@redhat.com>
8647 * c-typeck.c (set_nonincremental_init,
8648 set_nonincremental_init_from_string): Pass true instead of false
8649 as IMPLICIT to add_pending_init.
8651 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
8653 * c-typeck.c (pop_init_level): Improve diagnostics.
8655 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
8657 * compare-elim.c (try_eliminate_compare): Also handle operands with
8658 implicit extensions.
8660 2012-04-25 Alan Modra <amodra@gmail.com>
8662 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
8663 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
8664 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
8665 (no_global_regs_above): Delete.
8666 (no_global_regs): New function.
8667 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
8668 value for load multiple test.
8669 (savres_routine_syms): Increase size.
8670 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
8671 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
8672 rather than a number of boolean flags. Update all callers.
8673 (rs6000_savres_routine_name): Generate vector save/restore names.
8674 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
8675 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
8676 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
8677 and using_store_multiple. Expand uses. Don't always use r11 as
8678 frame reg when needed for out-of-line saves. Set up initial offset
8679 for out-of-line vector saves when buying stack frame. Handle pointer
8680 reg setup for out-of-line fp save. Emit call to out-of-line vector
8681 save function. Choose r11 or r12 for vrsave reg when available for
8683 (rs6000_output_function_prologue): Don't emit .extern for ELF.
8684 (rs6000_emit_epilogue): Choose a better frame reg when restoring
8685 from back-chain to suit out-of-line vector restore functions. Emit
8686 call to out-of-line vector restore function. Adjust register used
8687 for cr restore. Tweak pointer register setup for gpr restore.
8688 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
8690 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
8691 (V_SAVE_INLINE): Define.
8692 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
8694 2012-04-25 Alan Modra <amodra@gmail.com>
8696 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
8697 out-of-line save/restore for large frames. Don't disable
8698 out-of-line saves on ABI_AIX when using static chain reg.
8699 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
8700 clobber static chain reg, and tweak for out-of-line gpr saves
8703 2012-04-25 Alan Modra <amodra@gmail.com>
8705 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
8706 (rs6000_emit_prologue): Use the above to catch register overlap.
8708 2012-04-25 Alan Modra <amodra@gmail.com>
8710 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
8711 decl. Move logic selecting update reg to callers. Update all callers.
8712 (rs6000_emit_allocate_stack): Add copy_off param.
8713 (emit_frame_save): Don't handle reg+reg addressing.
8714 (ptr_regno_for_savres): New function, extracted from..
8715 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
8716 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
8717 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
8718 frame offset adjustment for out-of-line save with copy from sp.
8719 Simplify condition controlling whether cr is saved early or
8720 late. Use ptr_regno_for_savres to verify correct reg is set
8721 up for out-of-line saves. Pass the actual pointer reg used to
8722 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
8723 function. Rearrange spe vars so code is similar to that
8724 elsewhere in this function. Don't update frame_off when spe
8725 save code will restore r11. Use emit_frame_save for spe and
8726 gpr saves. Consolidate darwin out-of-line gpr setup with that
8727 for other abis. Don't assume frame_offset is zero and frame
8728 reg is sp when setting up altivec reg saves, and calculate
8729 exact offset requirement.
8730 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
8731 spe restore code. Consolidate darwin out-of-line gpr setup
8732 with that for other abis.
8734 2012-04-25 Alan Modra <amodra@gmail.com>
8736 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
8737 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
8739 (emit_frame_save): Delete frame_ptr param. Rename total_size to
8741 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
8742 and emit_frame_save calls. Cope with possibly missing note.
8744 2012-04-24 Sriraman Tallam <tmsriram@google.com>
8746 * config/i386/i386.c (build_processor_model_struct): New function.
8747 (make_var_decl): New function.
8748 (fold_builtin_cpu): New function.
8749 (ix86_fold_builtin): New function.
8750 (make_cpu_type_builtin): New function.
8751 (ix86_init_platform_type_builtins): New function.
8752 (ix86_expand_builtin): Expand new builtins by folding them.
8753 (ix86_init_builtins): Make new builtins to detect CPU type.
8754 (TARGET_FOLD_BUILTIN): New macro.
8755 (IX86_BUILTIN_CPU_INIT): New enum value.
8756 (IX86_BUILTIN_CPU_IS): New enum value.
8757 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
8758 * config/i386/i386-builtin-types.def: New function type.
8759 * testsuite/gcc.target/builtin_target.c: New testcase.
8760 * doc/extend.texi: Document builtins.
8762 2012-04-24 Olivier Hainque <hainque@adacore.com>
8764 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
8765 * toplev.c (process_options): Default to dwarf_version 2.
8766 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
8767 and dwarf_version 2.
8769 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
8771 * tree-pretty-print.h (default_tree_printer): Do not declare.
8772 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
8774 (default_tree_diagnostic_starter): Make static.
8775 (default_tree_printer): Move to here. Make static.
8776 (tree_diagnostics_defaults): New.
8777 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
8778 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
8779 * toplev.c: Do not include tree-pass.h.
8780 (default_tree_printer): Move from here.
8781 (general_init): Use tree_diagnostics_defaults.
8783 2012-04-24 Chao-ying Fu <fu@mips.com>
8785 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
8786 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
8787 * config/mips/gnu-user.h
8788 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
8789 (GNU_USER_TARGET_LINK_SPEC): New define.
8790 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
8791 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
8792 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
8793 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
8794 GNU_USER_TARGET_ENDFILE_SPEC.
8795 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
8796 (GNU_USER_TARGET_LINK_SPEC): New define.
8797 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
8798 * config/mips/linux-common.h: New file.
8800 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8803 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
8804 (altivec_build_resolved_builtin): Call fully_fold_convert.
8806 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
8809 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
8811 2012-04-24 Richard Guenther <rguenther@suse.de>
8813 PR tree-optimization/53085
8814 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
8817 2012-04-24 Richard Guenther <rguenther@suse.de>
8819 * tree-if-conv.c (main_tree_if_conversion): Move bb under
8822 2012-04-24 Jim Meyering <meyering@redhat.com>
8824 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
8825 absence of an define_enum call.
8827 2012-04-24 Richard Guenther <rguenther@suse.de>
8829 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
8830 the epilogue loop is not re-used as unvectorized version
8831 record the its maximum number of iterations.
8833 2012-04-24 Andrew Pinski <apinski@cavium.com>
8835 * tree-ssa-forwprop.c (simplify_bitwise_binary):
8836 Don't directly use def1/def2.
8838 2012-04-24 Richard Guenther <rguenther@suse.de>
8840 PR tree-optimization/53098
8841 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
8844 2012-04-24 Andrew Pinski <apinski@cavium.com>
8847 * tree-ssa-forwprop.c (defcodefor_name): New function.
8848 (simplify_bitwise_binary): Use defcodefor_name instead of manually
8849 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
8850 Simplify "(~X | Y) & X" to "X & Y" and
8851 "(~X & Y) | X" to "X | Y".
8853 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8855 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
8856 validate_change to add clobbers if IN_GROUP is nonzero.
8857 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
8858 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
8860 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
8862 * config/s390/s390.c (insn_invalid_p): Likewise.
8864 2012-04-24 Jakub Jelinek <jakub@redhat.com>
8867 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
8868 (output_addressed_constants): Likewise.
8871 * varasm.c (get_section): Don't ICE for section conflicts with
8872 built-in section kinds.
8874 2012-04-23 DJ Delorie <dj@redhat.com>
8876 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
8877 (LIBSTDCXX): Change to CPP2.
8879 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
8882 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
8885 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
8887 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
8888 (*addsi_2_zext): Ditto.
8889 (*add<mode>_3): Ditto.
8890 (*addsi_3_zext): Ditto.
8891 (*add<mode>_5): Ditto.
8893 2012-04-23 Andrew Pinski <apinski@cavium.com>
8895 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
8896 (C & B) to (A OP0) & B.
8898 2012-04-23 Martin Jambor <mjambor@suse.cz>
8900 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
8901 temporaries created for a bitfield (reverting revision 122014).
8903 2012-04-23 Richard Guenther <rguenther@suse.de>
8905 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
8906 the condition using is_gimple_condexpr and avoid the not necessary
8908 (set_prologue_iterations): Likewise.
8909 (vect_loop_versioning): Likewise.
8911 2012-04-23 Richard Guenther <rguenther@suse.de>
8913 PR tree-optimization/53070
8914 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
8915 (main_tree_if_conversion): Verify we succeeded in that.
8917 2012-04-23 Jan Hubicka <jh@suse.cz>
8919 * lto-symtab.c (lto_cgraph_replace_node): Do not call
8920 mark_reahcable_node.
8921 * cgraph.c (cgraph_remove_node): Do not clear reachable.
8922 (cgraph_mark_reachable_node): Remove.
8923 (cgraph_mark_force_output_node): Do not set reachable.
8924 (dump_cgraph_node): Do not dump reachable.
8925 (cgraph_create_virtual_clone): Do not set reachable.
8926 * cgraph.h (cgraph_node): Remove reachable flag.
8927 (varpool_node): Remove reachable flag.
8928 (cgraph_mark_if_needed): Remove.
8929 (cgraph_mark_reachable_node): Remove.
8930 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
8931 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
8933 (cgraph_add_new_function): Likewise.
8934 (cgraph_mark_if_needed): Remove.
8935 (cgraph_analyze_function): Do not set target as reachable.
8936 (process_function_and_variable_attributes): Do not care about
8938 (cgraph_analyze_functions): Do not set reachable flags.
8939 (cgraph_mark_functions_to_output): Do not check reachability.
8940 (cgraph_copy_node_for_versioning): Do not set reachable flag.
8941 (dbxout_expand_expr): Update.
8942 * c-decl.c (merge_decls): Do not track changed externs.
8943 * ipa.c: Include pointer-set.h
8944 (enqueue_cgraph_node): Use reachable pointer set.
8945 (process_references): Likewise.
8946 (cgraph_remove_unreachable_nodes): Likewise.
8947 (whole_program_function_and_variable_visibility): Do not recompute
8949 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
8951 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
8953 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
8955 2012-04-23 Richard Guenther <rguenther@suse.de>
8958 * c-typeck.c (build_binary_op): Fix typo.
8960 2012-04-23 Jakub Jelinek <jakub@redhat.com>
8962 PR tree-optimizations/52891
8963 * tree-vect-patterns.c (adjust_bool_pattern): Use
8964 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
8965 but with non-standard precision.
8967 2012-04-22 Jan Hubicka <jh@suse.cz>
8969 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
8972 2012-04-22 Jan Hubicka <jh@suse.cz>
8974 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
8975 * cgraphbuild.c (record_reference, record_type_list, mark_address,
8976 mark_load, mark_store): Do not mark varpool nodes as needed.
8977 * cgraph.c (cgraph_new_nodes): Remove.
8978 (cgraph_create_function_alias): Do not mark nodes as reachable.
8979 (cgraph_add_thunk): Likewise.
8980 (cgraph_mark_reachable_node): Do not manage the queue.
8981 * cgraph.h (cgraph_node): Remove next_needed.
8982 (varpool_nodes_queue): Remove next_needed and prev_needed.
8983 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
8984 (cgraph_new_nodes): Declare.
8985 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
8986 (varpool_analyze_pending_decls): Remove.
8987 (varpool_analyze_node): New.
8988 (varpool_mark_needed_node): Remove.
8989 (varpool_first_variable, varpool_next_variable): New inlines.
8990 (varpool_first_static_initializer, varpool_next_static_initializer):
8992 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
8993 (varpool_first_defined_variable): New inline.
8994 (varpool_next_defined_variable): New inline
8995 (FOR_EACH_VARIABLE): Reimplement.
8996 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
8997 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
8999 * cgraphunit.c (cgraph_new_nodes): Declare here.
9000 (enqueue_node): New function.
9001 (cgraph_process_new_functions): update for new
9002 node set; when constructing cgraph enqueue node for processing.
9003 (cgraph_add_new_function): Use new node set.
9004 (process_function_and_variable_attributes): Do not set varpool needed
9006 (referred_to_p): New function.
9007 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
9008 when varpool is in construction.
9009 (cgraph_analyze_functions): Rewrite.
9010 (cgraph_expand_all_functions): Update.
9011 (cgraph_output_in_order): Do not analyze pending decls; do not set
9013 (cgraph_optimize): Do not analyze pending decls.
9014 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
9015 in other partition; do not mark node as needed.
9016 * dwarf2out.c (reference_to_unused): Use analyzed flag.
9017 (premark_types_used_by_global_vars_helper): Likewise.
9018 * ipa.c (process_references): Do not call varpool_mark_needed_node.
9019 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
9021 (function_and_variable_visibility): Do not mark node as needed.
9022 (whole_program_function_and_variable_visibility): Likewise.
9023 * Makefile.in (gt-varpool.h): No longer needed.
9024 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
9025 (ipa_write_summaries): Do not use needed flag.
9026 * varpool.c: Do not include gt-varpool.h
9027 (x_varpool_nodes_queue, x_varpool_last_needed_node,
9028 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
9029 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
9031 (varpool_remove_node): Do not update the lists.
9032 (dump_varpool_node): Do not dump needed flag.
9033 (varpool_enqueue_needed_node): Remove.
9034 (varpool_mark_needed_node): Remove.
9035 (varpool_reset_queue): Remove.
9036 (varpool_finalize_decl): Move to cgraphunit.c
9037 (varpool_analyze_node): New functions based on former
9038 varpool_analyze_pending_decls.
9039 (varpool_analyze_pending_decls): Remove.
9040 (varpool_assemble_decl): Do not update the lists.
9041 (enqueue_node): New function.
9042 (varpool_remove_unreferenced_decls): Rewrite.
9043 (varpool_empty_needed_queue): Remove.
9044 (add_new_static_var): Do not mark node as needed.
9045 (varpool_create_variable_alias): Handle expansion state
9047 * except.c (output_ttype): Do not mark node as needed.
9048 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
9049 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
9051 * tree-switch-conversion.c (build_one_array): Likewise.
9053 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
9056 * doc/invoke.texi (pedantic): Rename to Wpedantic.
9057 * common.opt (Wpedantic): New.
9058 (pedantic): Alias Wpedantic.
9059 * diagnostic.c (warning_at): Likewise.
9060 * c-decl.c (diagnose_mismatched_decls): Likewise.
9061 (build_array_declarator): Likewise.
9062 (mark_forward_parm_decls):
9063 (check_bitfield_type_and_width): Likewise.
9064 (grokdeclarator): Likewise.
9065 (grokfield): Likewise.
9066 (finish_struct): Likewise.
9067 (build_enumerator): Likewise.
9068 (store_parm_decls_oldstyle): Likewise.
9069 (declspecs_add_qual): Likewise.
9070 (declspecs_add_type): Likewise.
9071 (finish_declspecs): Likewise.
9072 * c-typeck.c (composite_type): Likewise.
9073 (comp_target_types): Likewise.
9074 (build_array_ref): Likewise.
9075 (pointer_diff): Likewise.
9076 (build_unary_op): Likewise.
9077 (build_conditional_expr): Likewise.
9078 (build_c_cast): Likewise.
9079 (convert_for_assignment): Likewise.
9080 (maybe_warn_string_init): Likewise.
9081 (digest_init): Likewise.
9082 (pop_init_level): Likewise.
9083 (set_init_index): Likewise.
9084 (c_finish_goto_label): Likewise.
9085 (c_finish_return): Likewise.
9086 (do_case): Likewise.
9087 (build_binary_op): Likewise.
9088 * c-parser.c (static): Likewise.
9089 (c_parser_external_declaration): Likewise.
9090 (c_parser_declaration_or_fndef): Likewise.
9091 (c_parser_static_assert_declaration_no_se): Likewise.
9092 (c_parser_enum_specifier): Likewise.
9093 (c_parser_struct_or_union_specifier): Likewise.
9094 (c_parser_struct_declaration): Likewise.
9095 (c_parser_alignas_specifier): Likewise.
9096 (c_parser_braced_init): Likewise.
9097 (c_parser_initelt): Likewise.
9098 (c_parser_compound_statement_nostart): Likewise.
9099 (c_parser_conditional_expression): Likewise.
9100 (c_parser_alignof_expression): Likewise.
9101 (c_parser_postfix_expression): Likewise.
9102 (c_parser_postfix_expression_after_paren_): Likewise.
9103 (c_parser_objc_class_instance_variables): Likewise.
9104 (c_parser_objc_method_definition): Likewise.
9105 (c_parser_objc_methodprotolist): Likewise.
9107 2012-04-22 Ian Lance Taylor <iant@google.com>
9109 * godump.c (go_output_typedef): Dump size of structs.
9111 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
9113 Correcting transform_to_exit_first_loop + fix to PR46886
9114 * tree-parloops.c (transform_to_exit_first_loop): Remove
9115 setting of number of iterations according to the loop pattern.
9116 Duplicate from entry to exit->src instead of loop->latch.
9117 (pallelize_loops): Remove the condition preventing do-while loops.
9118 * tree-cfg.c (bool bb_in_region_p): New.
9119 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
9120 Adjust redirection of the duplicated iteration.
9122 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
9125 * rtl.def (ADDRESS): Use "i" rather than "w".
9126 * rtl.h (find_base_term): Delete.
9127 (may_be_sp_based_p): Declare.
9128 * rtl.c (rtx_code_size): Remove ADDRESS special case.
9129 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
9130 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
9132 (find_base_term): Make static.
9133 (may_be_sp_based_p): New function.
9134 * dse.c (record_store): Use it.
9135 * store-motion.c (store_killed_in_insn): Likewise.
9137 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
9139 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
9141 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
9144 * c-typeck.c (inform_declaration): New.
9145 (build_function_call_vec): Do not pretty-print
9146 expressions when caret is enabled.
9147 (convert_arguments): Use inform_declaration.
9149 2012-04-20 Jim Meyering <meyering@redhat.com>
9151 * genmodes.c (make_complex_modes): Don't truncate a mode name of
9152 length 7 or more when prepending a "C". Suggested by Richard Guenther.
9154 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9156 PR rtl-optimization/44214
9157 * fold-const.c (exact_inverse): New function.
9158 (fold_binary_loc): Fold vector and complex division by constant into
9159 multiply by recripocal with flag_reciprocal_math; fold vector division
9160 by constant into multiply by reciprocal with exact inverse.
9162 2012-04-20 Jan Hubicka <jh@suse.cz>
9164 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
9166 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
9167 (cgraph_remove_node): Update.
9168 (cgraph_mark_needed_node): Remove.
9169 (cgraph_mark_force_output_node): New.
9170 (dump_cgraph_node): Do not dump needed flag.
9171 (cgraph_node_cannot_be_local_p_1): Update.
9172 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
9173 * cgraph.h (symtab_node_base): Add force_output flag.
9174 (cgraph_node): Remove needed flag.
9175 (varpool_node): Remove force_output flag.
9176 (cgraph_mark_needed_node): Remove.
9177 (cgraph_mark_force_output_node): New.
9178 (cgraph_only_called_directly_or_aliased_p,
9179 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
9180 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
9181 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
9182 (cgraph_add_new_function): Update.
9183 (cgraph_mark_if_needed): Update.
9184 (verify_cgraph_node): Update.
9185 (cgraph_analyze_function): Alias target is reachable.
9186 (process_function_and_variable_attributes): Update: externally_visible
9187 flag makes function reachable.
9188 (cgraph_analyze_functions): Update dumping.
9189 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
9190 input_overwrite_node, input_varpool_node): Update streaming.
9191 * lto-streamer-out.c (produce_symtab): Use force_output.
9192 * ipa.c (process_references): Weakrefs must be processed.
9193 (cgraph_remove_unreachable_nodes): Likewise; update for new
9195 (varpool_externally_visible_p): Weakrefs are externally visible
9196 even if they are not.
9197 (function_and_variable_visibility): Update; when processing alias
9198 pair force the targets to be output.
9199 (whole_program_function_and_variable_visility): Use
9200 mark_reachable_node.
9201 * trans-mem.c (ipa_tm_mark_needed_node): Remove
9202 (ipa_tm_mark_force_output_node): New function.
9203 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
9204 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
9206 * varasm.c (mark_decl_referenced): Update.
9207 (find_decl_and_mark_needed): Remove.
9208 (find_decl): New function.
9209 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
9210 alias targets as needed.
9211 (dump_tm_clone_pairs): Update.
9212 * tree-inline.c (copy_bb): Update check.
9213 * symtab.c (dump_symtab_base): Dump force_output.
9214 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
9215 * passes.c (execute_todo): Fix dumping.
9216 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
9217 (varpool_analyze_pending_decls): Alias target is reachable.
9218 (varpool_create_variable_alias): Finalize weakrefs.
9220 2012-04-20 Jakub Jelinek <jakub@redhat.com>
9223 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
9224 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
9225 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
9226 macros instead of constants.
9227 * dse.c (record_store): Check for SP ADDRESS by comparing
9228 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
9229 XEXP to be stack_pointer_rtx.
9231 2012-04-20 Richard Guenther <rguenther@suse.de>
9233 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
9234 update_call_from_tree when propagating into a call.
9236 2012-04-20 Alan Modra <amodra@gmail.com>
9238 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
9239 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
9240 sp_offset to frame_off. Move world save code earlier.
9242 2012-04-20 Richard Guenther <rguenther@suse.de>
9244 PR tree-optimization/53050
9245 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
9246 Do only one transform on COND_EXPRs at the same time.
9248 2012-04-19 Jan Hubicka <jh@suse.cz>
9250 * symtab.c (dump_symtab_base): Revert accidental checkin.
9252 2012-04-20 Alan Modra <amodra@gmail.com>
9255 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
9256 static chain, set REST_INLINE_FPRS too.
9258 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
9260 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
9263 2012-04-20 Richard Guenther <rguenther@suse.de>
9265 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
9266 loops that can never run more often than the vectorization factor.
9268 2012-04-19 Jan Hubicka <jh@suse.cz>
9270 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
9272 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
9274 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
9276 2012-04-19 Jim Meyering <meyering@redhat.com>
9278 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
9279 We verified above that the string(including trailing NUL) fits in buf,
9282 2012-04-19 Richard Guenther <rguenther@suse.de>
9284 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
9285 for dumping DECL_SECTION_NAME.
9287 2012-04-19 Michael Matz <matz@suse.de>
9290 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
9291 (struct tree_vector): Adjust GTY length.
9292 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
9294 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
9296 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
9297 caller emitted the length calulation already.
9298 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
9299 before handling any of the fields for structs.
9301 2012-04-19 Richard Guenther <rguenther@suse.de>
9303 PR tree-optimization/53031
9304 * tree-vrp.c (adjust_range_with_scev): Revert back to
9305 using max_loop_iterations.
9307 2012-04-19 Michael Matz <matz@suse.de>
9309 * diagnostic.c (emit_diagnostic): Move va_end call after user
9311 (warning, warning_at, pedwarn, permerror): Ditto.
9313 2012-04-19 Richard Guenther <rguenther@suse.de>
9315 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
9318 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
9321 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
9322 the case *(X+const).
9324 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9326 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
9328 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9331 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
9332 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
9334 2012-04-19 Richard Guenther <rguenther@suse.de>
9336 PR rtl-optimization/44688
9337 * loop-iv.c (determine_max_iter): Only return max_iter.
9338 (iv_number_of_iterations): Also use the recorded loop bound
9339 on the maximum number of iterations.
9340 * loop-unroll.c (decide_unroll_runtime_iterations): Use
9341 max_iter to avoid unrolling loops that do not roll.
9342 (decide_unroll_stupid): Likewise.
9344 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
9346 * targhooks.c (default_case_values_threshold): Fix code style nit.
9348 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
9349 case range and type folding from here...
9350 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
9351 type, as documented in tree.def.
9353 2012-04-18 Jan Hubicka <jh@suse.cz>
9355 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
9357 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
9358 cgraph hash and same comdat groups.
9359 (cgraph_optimize): Verify symbol table.
9360 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
9361 (dissolve_same_comdat_group_list): Work on symtab nodes.
9362 (function_and_variable_visibility): Dissolve variable same comdat group
9364 * symtab.c: Include timevar.h
9365 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
9367 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
9369 * tree-switch-conversion.c (info): Remove global pass info.
9370 (check_range, check_process_case, check_final_bb, create_temp_arrays,
9371 free_temp_arrays, gather_default_values, build_constructors,
9372 array_value_type, build_one_array, build_arrays, gen_def_assigns,
9373 fix_phi_nodes, gen_inbound_check): Pass info around from ...
9374 (process_switch): ... here. Unify message format. Return a const
9375 char pointer to the failure reason message.
9376 (do_switchconv): Unify message format. Update process_switch usage.
9378 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
9379 * tree-cfg.c (edge_to_cases): Fix documentation.
9381 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
9383 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
9385 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9387 PR tree-optimization/52976
9388 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
9389 (possibly_move_powi): New function.
9390 (rewrite_expr_tree): Call possibly_move_powi.
9391 (rewrite_expr_tree_parallel): Likewise.
9392 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
9393 call add_to_ops_vec instead.
9395 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9397 PR tree-optimization/52976
9398 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
9399 (decrement_power): Likewise.
9400 (propagate_op_to_single_use): Likewise.
9401 (zero_one_operation): Handle __builtin_pow* calls in linearized
9402 expression trees; factor logic into propagate_op_to_single_use.
9403 (undistribute_ops_list): Allow operands with repeat counts > 1.
9405 2012-04-18 Richard Guenther <rguenther@suse.de>
9407 PR tree-optimization/44688
9408 * cfgloop.h (record_niter_bound): Declare.
9409 * tree-ssa-loop-niter.c (record_niter_bound): Export.
9410 Update the estimation with the upper bound here...
9411 (estimate_numbers_of_iterations_loop): ... instead of here.
9412 Do not forcefully reset a recorded upper bound.
9413 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
9414 Record the maximum number of loop iterations of the prologue loop.
9416 2012-04-18 Jan Hubicka <jh@suse.cz>
9418 * lto-symtab.c (lto_cgraph_replace_node): Update.
9419 * cgraphbuild.c (record_reference, record_type_list,
9420 record_eh_tables, mark_address, mark_load, mark_store): Update.
9421 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
9422 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
9424 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
9425 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
9426 * reload.c: Fix typo in comment.
9427 * rtlanal.c: Likewise.
9428 * tree-emultls.c (gen_emutls_addr): Update.
9429 * ipa-reference.c (analyze_function): Update.
9430 * cgraphunit.c (cgraph_analyze_function,
9431 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
9433 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
9434 (ipa_remove_reference): Likewise.
9435 (ipa_remove_all_refering): Rename to ...
9436 (ipa_remove_all_referring): ... this one; update.
9437 (ipa_dump_references): Update.
9438 (ipa_dump_referring): Update.
9439 (ipa_clone_references): Update.
9440 (ipa_clone_refering): Rename to ...
9441 (ipa_clone_referring): ... this one; update.
9442 (ipa_ref_cannot_lead_to_return): Update.
9443 (ipa_ref_has_aliases_p): Update.
9444 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
9446 (ipa_ref_type): Remove.
9447 (ipa_ref_ptr_u): Remove.
9448 (ipa_ref): Remove referencing, refered, refered_index, refering_type
9449 and refered_type; add referring, referred and referred_index.
9450 (ipa_ref_list): Rename refering to referring.
9451 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
9452 ipa_clone_references, ipa_clone_referring): Update prototypes.
9453 * lto-cgraph.c (referenced_from_other_partition_p): Update.
9454 (lto_output_ref): Update.
9455 (add_references): Update.
9456 (input_varpool_node): Update.
9457 (input_refs): Update.
9458 * ipa-ref-inline.h (ipa_ref_node): Update.
9459 (ipa_ref_varpool_node): Update.
9460 (ipa_ref_referring_node): Update.
9461 (ipa_ref_referring_varpool_node): Update.
9462 (ipa_ref_referring_ref_list): Update.
9463 (ipa_ref_referred_ref_list): Update.
9464 (ipa_ref_list_first_referring): Update.
9465 (ipa_empty_ref_list): Update.
9466 (ipa_ref_list_refering_iterate): Rename to ...
9467 (ipa_ref_list_referring_iterate): ... this one.
9468 * cse.c: Update comment.
9469 * ipa-utils.c (ipa_reverse_postorder): Update.
9470 * tree-ssa-alias.c: Update.
9471 * ipa-inline.c (reset_edge_caches): Update.
9472 (update_caller_keys): Update.
9473 * ipa-inline.h: Update comments.
9474 * jump.c: Update comment.
9475 * alias.c: Likewise.
9476 * ipa.c (process_references): Update.
9477 (cgraph_remove_unreachable_nodes): Likewise.
9478 (ipa_discover_readonly_nonaddressable_var): Likewise.
9479 (cgraph_address_taken_from_non_vtable_p): Likewise.
9480 * trans-mem.c (ipa_tm_execute): Update.
9481 * simplify-rtx.c: Fix comment.
9482 * rtl.c: Fix comment.
9483 * symtab.c (symtab_unregister_node): Update.
9484 * varpool.c (dump_varpool_node): Update.
9485 (varpool_analyze_pending_decls): Update.
9486 (assemble_aliases): Update.
9487 (varpool_for_node_and_aliases): Update.
9489 2012-04-18 Richard Guenther <rguenther@suse.de>
9491 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
9492 use_undefined_p parameter.
9493 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
9494 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
9496 (estimate_numbers_of_iterations): Likewise.
9497 (estimated_loop_iterations): Adjust.
9498 (max_loop_iterations): Likewise.
9499 (scev_probably_wraps_p): Likewise.
9500 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
9501 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
9502 not max_loop_iterations.
9503 (execute_vrp): Remove explicit number of iterations estimation.
9505 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
9507 * config/i386/linux-common.h: New.
9509 * config.gcc: Add i386/linux-common.h before
9510 all i386/linux.h and i386/linux64.h usages.
9512 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
9513 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
9514 * config/i386/gnu-user64.h: Likewise.
9516 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
9517 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
9518 (GNU_USER_TARGET_MATHFILE_SPEC): New.
9519 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
9521 2012-04-18 Jan Hubicka <jh@suse.cz>
9523 * cgraph.c (cgraph_node_name): Remove.
9524 (dump_cgraph_node): Use dump_symtab_base; reformat.
9525 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
9526 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
9528 (cgraph_node_name, varpool_node_name): Remove.
9529 (cgraph_node_asm_name, varpool_node_asm_name,
9530 cgraph_node_name, varpool_node_name): New.
9531 * tree-pass.h (TODO_dump_cgraph): Rename to ...
9532 (TODO_dump_symtab): ... this one.
9533 * ipa-cp (pass_ipa_cp): Update.
9534 * ia-reference.c (generate_summary, read_write_all_from_decl,
9535 propagate, ipa_reference_read_optimization_summary): Update.
9536 * cgraphunit.c (cgraph_analyze_functions): Update.
9537 (cgraph_optimize): Update.
9538 * ipa-ref.c (ipa_dump_references): Update.
9539 (ipa_dump_refering): Update.
9540 * ipa-inline.c (pass_ipa_inline): Update.
9541 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
9542 * ipa.c (pass_ipa_function_visibility,
9543 pass_ipa_whole_program_visibility): Update.
9544 * tree-sra.c (pass_early_ipa_sra): Update.
9545 * symtab.c: Include langhooks.h
9546 (symtab_node_asm_name): New.
9547 (symtab_node_name): New.
9548 (symtab_type_names): New static var.
9549 (dump_symtab_base): New.
9550 (dump_symtab_node, dump_symtab): New.
9551 (debug_symtab_node, debug_symtab): New.
9552 * tree-ssa-structalias.c: Dump symbol table.
9553 * pases.c (execute_todo): Handle TODO_dump_symtab instead
9554 of TODO_dump_cgraph.
9555 * varpoo.c (varpool_node_name): Remove.
9556 (dump_varpool_node): Use dump_symtab_base; reformat.
9558 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
9560 * doc/invoke.texi (Language Independent Options): @item should be
9563 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
9566 * rtl.c (rtx_code_size): Handle ADDRESS.
9568 2012-04-17 Tom de Vries <tom@codesourcery.com>
9570 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
9573 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
9576 * config/i386/sync.md (atomic_<code><mode>): Rename to
9577 atomic_<logic><mode>.
9579 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
9581 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
9582 * alias.c (reg_base_value): Expand and update comment.
9583 (arg_base_value): New variable.
9584 (unique_id): Move up file.
9585 (unique_base_value, unique_base_value_p, known_base_value_p): New.
9586 (find_base_value): Use arg_base_value and known_base_value_p.
9587 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
9588 (find_base_term): Use known_base_value_p.
9589 (base_alias_check): Use unique_base_value_p.
9590 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
9591 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
9593 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
9595 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
9597 2012-04-17 Michael Matz <matz@suse.de>
9599 PR tree-optimization/18437
9600 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
9601 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
9602 (vect_check_strided_load): Declare.
9603 * tree-vect-data-refs.c (vect_check_strided_load): New function.
9604 (vect_analyze_data_refs): Use it to accept strided loads.
9605 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
9607 2012-04-17 Richard Guenther <rguenther@suse.de>
9610 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
9611 loops when redirecting an entry or latch edge.
9613 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
9615 * sel-sched.c (sel_global_init): Revert previous change.
9617 2012-04-17 Richard Guenther <rguenther@suse.de>
9619 * tree-flow.h (array_at_struct_end_p): Move declaration ...
9620 * tree.h (array_at_struct_end_p): ... here.
9621 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
9622 * expr.c (array_at_struct_end_p): ... here. Rewrite.
9624 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
9626 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
9627 COST_TABLE): Remove.
9628 (estimate_case_costs): Remove.
9629 (expand_case): Do not call estimate_case_costs
9630 to set use_cost_table.
9631 (balance_case_nodes): Do not use use_cost_table.
9633 2012-04-16 Jan Hubicka <jh@suse.cz>
9635 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
9636 (hash_node, eq_node): Remove.
9637 (cgraph_create_node): Do not handle hashtable.
9638 (cgraph_get_node): Remove.
9639 (cgraph_insert_node_to_hashtable): Remove.
9640 (hash_node_by_assembler_name): Remove.
9641 (eq_assembler_name): Remove.
9642 (cgraph_node_for_asm): Rewrite.
9643 (cgraph_find_replacement_node): Break out from ...
9644 (cgraph_remove_node): ... here; do not maintain hashtables.
9645 (change_decl_assembler_name): Remove.
9646 (cgraph_clone_node): Do not maintain hashtables.
9647 * cgraph.h (const_symtab_node): New typedef.
9648 (cgraph_insert_node_to_hashtable): Remove.
9649 (symtab_get_node, symtab_node_for_asm,
9650 symtab_insert_node_to_hashtable): Declare.
9651 (cgraph_find_replacement_node): Declare.
9652 (cgraph_get_node, varpool_get_node): Turn into inlines.
9653 (cgraph, varpool): Work sanely on NULL pointers.
9654 (FOR_EACH_SYMBOL): New walker.
9655 * ipa-inline-transform.c (save_inline_function_body): Use
9656 symtab_insert_node_to_hashtable.
9657 * symtab.c: Include ggc.h and diagnostics.h
9658 (symtab_hash, assembler_name_hash): New static vars;
9659 (hash_node, eq_node, hash_node_by_assembler_name,
9660 eq_assembler_name, insert_to_assembler_name_hash,
9661 unlink_from_assembler_name_hash): New.
9662 (symtab_register_node): Update hashtables.
9663 (symtab_insert_node_to_hashtable): New.
9664 (symtab_unregister_node): Update hashtables.
9665 (symtab_get_node): New.
9666 (symtab_node_for_asm): New.
9667 (change_decl_assembler_name): New.
9668 * Makefile.in (symtab.o): Needs GTY.
9669 * varpool.c (varpool_hash): Remove.
9670 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
9671 (varpool_node): Rewrite using varpool_get_node.
9672 (varpool_remove_node): DO not maintain hashtables.
9673 (varpool_node_for_asm): Rewrite.
9675 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
9677 * doc/invoke.texi: Copy-edit to put verbs in the present tense
9678 when describing the current behavior of GCC.
9680 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
9682 * genemit.c (gen_exp): Remove ADDRESS handling.
9683 * genoutput.c (scan_operands): Likewise.
9684 * genpeep.c (match_rtx): Likewise.
9685 * genrecog.c (add_to_sequence): Likewise.
9687 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
9689 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
9691 2012-04-16 Martin Jambor <mjambor@suse.cz>
9693 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
9696 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
9699 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
9700 hints for 'A' operand types.
9702 2012-04-16 Jan Hubicka <jh@suse.cz>
9704 * cgraph.h (symtab_node_base): Add next and previous pointers.
9705 (cgraph_node): Remove next and preivous pointers.
9706 (varpool_node): Likewise; remove next/previous GTY marker;
9707 it is not type safe.
9708 (symtab_node_def): Update GTY marker
9709 (x_cgraph_nodes, cgraph_nodes): Remove.
9710 (symtab_nodes): New function.
9711 (cgraph_order): Rename to ...
9712 (symtab_order): ... this one.
9713 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
9715 (x_varpool_nodes, varpool_nodes): Remove.
9716 (FOR_EACH_STATIC_VARIABLE): Update.
9717 (symtab_function_p, symtab_variable_p): New function.
9718 (FOR_EACH_VARIABLE): Update.
9719 (varpool_first_variable, varpool_next_variable): New functions.
9720 (FOR_EACH_VARIABLE): Update.
9721 (cgraph_first_defined_function): Update.
9722 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
9723 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
9724 (cgraph_first_function, cgraph_next_function): New.
9725 (FOR_EACH_FUNCTION): Update.
9726 (cgraph_first_function_with_gimple_body,
9727 cgraph_next_function_with_gimple_body): Update.
9728 * symtab.c: New file.
9729 * cgraph.c: Update copyright dates.
9730 (x_cgraph_nodes, cgraph_order): Remove.
9731 (NEXT_FREE_NODE): Update.
9732 (SET_NEXT_FREE_NODE): New.
9733 (cgraph_create_node_1): Remove common code.
9734 (cgraph_create_node): Remove common code; call symtab_register_node.
9735 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
9736 (cgraph_add_asm_node): Update.
9737 (cgraph_clone_node): Register new node.
9738 * cgraphunit.c (process_function_and_variable_attributes): Update.
9739 (cgraph_analyze_functions): Update.
9740 (cgraph_analyze_functions): Update.
9741 (cgraph_output_in_order): Update.
9742 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
9744 * ipa-inline.c (recursive_inlining): Update.
9745 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
9746 * ipa.c (cgraph_remove_unreachable_nodes): Update.
9747 * Makefile.in: Add symtab.o
9748 * varpool.c (x_varpool_nodes): Remove
9749 (varpool_node): Remove common code; call symtab_register_node.
9750 (varpool_remove_node): Remove common code; call symtab_unregister_node.
9752 2012-04-16 Richard Guenther <rguenther@suse.de>
9755 * tree.h (VECTOR_CST_NELTS): Adjust.
9756 (struct tree_vector): Add explicit length field.
9757 (make_vector_stat): Declare.
9758 (make_vector): Define.
9759 * tree.c (make_vector_stat): New function.
9760 (build_vector_stat): Use it.
9761 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
9763 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9765 PR tree-optimization/52976
9766 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
9767 (undistribute_ops_list): Ops with repeat counts aren't eligible for
9769 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
9771 2012-04-16 Jan Hubicka <jh@suse.cz>
9773 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
9775 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
9776 walkers to walk cgraph and varpool.
9777 * cgraph.c (cgraph_node_for_asm): Likewise.
9778 (dump_cgraph): Likewise.
9779 * value-prof.c (init_node_map): Likewise.
9780 * tree.c (free_lang_data_in_cgraph): Likewise.
9781 * tree-emutls.c: (ipa_lower_emutls): Likewise.
9782 * ipa-reference.c (generate_summary, propagate): Likewise.
9783 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
9784 cgraph_mark_functions_to_output, cgraph_output_in_order,
9785 output_weakrefs, cgraph_materialize_all_clones,
9786 cgraph_optimize): Likewise.
9787 * lto-cgraph.c (merge_profile_summaries): Likewise.
9788 (input_cgraph): Likewise.
9789 * ipa-pure-const.c (generate_summary): Likewise.
9790 (propagate): Likwise.
9791 * ipa-utils.c (ipa_reduced_postorder): Likewise.
9792 (ipa_free_postorder_info): Likewise.
9793 (ipa_reverse_postorder): Likewise.
9794 * ipa-inline.c (ipa_inline): Likewise.
9795 * matrix-reorg.c (find_matrices_decl): Likewise.
9796 (matrix_reorg): Likewise.
9797 * tree-vectorizer.c (increase_alignment): Likewise.
9798 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
9799 (function_and_variable_visibility): Likewise.
9800 (whole_program_function_and_variable_visibility): Likewise.
9801 (ipa_cdtor_merge): Likewise.
9802 * trans-mem.c (ipa_tm_execute): Likewise.
9803 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
9804 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
9805 (ipa_print_all_params): Likewise.
9806 (ipa_update_after_lto_read): Likewise.
9807 * tree-profie.c (tree_profiling): Likewise.
9808 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
9809 * passes.c (dump_passes): Likewise.
9810 (do_per_function): Likewise.
9811 (ipa_write_summaries): Likewise.
9812 * varpool.c (dump_varpool): Likewise.
9813 (varpool_node_for_asm): Likewise.
9814 (varpool_assemble_pending_decls): Likewise.
9816 2012-04-16 Richard Guenther <rguenther@suse.de>
9818 PR tree-optimization/52975
9819 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
9820 condition but always mark it with TRUTH_NOT_EXPR.
9822 2012-04-16 Richard Guenther <rguenther@suse.de>
9824 PR tree-optimization/52975
9825 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
9826 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
9827 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
9828 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
9830 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
9832 * config/i386/sse.md (ssse3_plusminus): New code iterator.
9833 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
9834 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
9835 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
9836 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
9837 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
9838 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
9840 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
9841 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
9842 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
9843 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
9844 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
9845 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
9847 (xop_plus): New code iterator.
9848 (macs): New code attribute.
9850 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
9851 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
9853 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
9854 xop_plus code iterator.
9855 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
9856 xop_plus code iterator.
9857 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
9858 xop_plus code iterator.
9859 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
9860 xop_plus code iterator.
9862 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
9863 any_extend code iterator.
9864 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
9865 any_extend code iterator.
9866 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
9867 any_extend code iterator.
9868 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
9869 any_extend code iterator.
9870 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
9871 any_extend code iterator.
9872 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
9873 any_extend code iterator.
9875 2012-04-14 Tom de Vries <tom@codesourcery.com>
9877 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
9878 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
9879 DELETED_LABEL note, and move it to ...
9880 * cfgrtl.c (delete_insn): ... here. Change return type to void.
9881 (delete_insn_and_edges): Likewise.
9882 (delete_insn_chain): Handle new return type of delete_insn. Delete
9883 chain backwards rather than forwards.
9884 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
9886 * cfglayout.c (fixup_reorder_chain): Delete unused label.
9888 2012-04-14 Jan Hubicka <jh@suse.cz>
9890 * cgraph.h: Update copyrights;
9891 (symtab_node): Turn to union typedef.
9892 (symtab_node_base): New structure.
9893 (symtab_type): Add SYMTAB_SYMBOL tag.
9894 (cgraph_node): Annotate some pinters with nested_ptr.
9895 (varpool_node): Likewise.
9896 (cgraph_local_info): Remove lto_file_data
9897 and externally_visible.
9898 (cgraph_node): Remove decl; same_comdat_group list;
9899 aux; ref_list; order; address_taken; reachable_from_other_parittion,
9900 in_other_partition; resolution.
9901 (varpool_node): Remove decl; same_comdat_group;
9902 ref_list; lto_file_data; aux; order; resolution; externally_visible;
9903 used_from_other_partition; in_other_partition.
9904 (symtab_node_def): New union.
9905 (cgraph, varpool): Update.
9906 (varpool_first_static_initializer, varpool_next_static_initializer,
9907 cgraph_only_called_directly_or_aliased_p,
9908 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
9909 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
9910 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
9912 * cgraph.c: Likewise.
9913 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
9914 * cgraphbuild.c: Likewise.
9915 * lto-symtab.c: Likewise.
9916 * c-gimplify.c: Likewise.
9917 * value-prof.c: Likewise.
9919 * ipa-cp.c: Likewise.
9920 * tree-emutls.c: Likewise.
9921 * ipa-inline-transform.c: Likwise.
9922 * ipa-reference.c: Likewise.
9923 * cgraphunit.c: Likewise.
9924 * ipa-ref.c: Likewise.
9925 * lto-cgraph.c: Likewise.
9926 * ipa-ref-inline.h: Likewise.
9927 * ipa-pure-const.c: Likewise.
9928 * lto-streamer-out.c: Likewise.
9929 * ipa-utils.c: Likewise.
9930 * ipa-inline.c: Likewise.
9931 * matrix-reorg.c: Likewise.
9932 * tree-eh.c: Likewise.
9933 * tree-vectorizer.c: Likewise.
9934 * ipa-split.c: Likewise.
9936 * trans-mem.c: Likewise.
9937 * ipa-inline-analysis.c: Likewise.
9938 * gimplify.c: Likewise.
9939 * cfgexpand.c: Likewise.
9940 * tree-sra.c: Likewise.
9941 * ipa-prop.c: Likewise.
9942 * varasm.c: Likewise.
9943 * tree-nested.c: Likewise.
9944 * tree-inline.c: Likewise.
9945 * tree-profile.c: Likewise.
9946 * tree-ssa-structalias.c: Likewise.
9947 * passes.c: Likewise.
9948 * varpool.c: Likewise.
9950 2012-04-14 Tom de Vries <tom@codesourcery.com>
9952 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
9953 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
9954 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
9956 (gsi_advance_fw_nondebug_nonlocal): New function.
9957 (local_def): Removed function.
9958 (same_succ_hash): Use stmt_local_def.
9959 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
9960 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
9962 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
9964 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
9965 and __ILP32__ for x32.
9967 2012-04-13 Martin Jambor <mjambor@suse.cz>
9970 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
9971 fold_ctor_reference returns a zero constant.
9973 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
9975 * config.gcc: Add i386/gnu-user-common.h before all
9976 i386/gnu-user.h and i386/gnu-user64.h usages.
9978 * config/i386/gnu-user-common.h: New.
9980 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
9981 (CC1_SPEC): Likewise.
9982 (ENDFILE_SPEC): Likewise.
9983 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
9984 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
9985 (TARGET_OS_CPP_BUILTINS): Likewise.
9986 (LIBGCC2_HAS_TF_MODE): Likewise.
9987 (LIBGCC2_TF_CEXT): Likewise.
9988 (TF_SIZE): Likewise.
9989 (TARGET_ASM_FILE_END): Likewise.
9990 (STACK_CHECK_MOVING_SP): Likewise.
9991 (STACK_CHECK_STATIC_BUILTIN): Likewise.
9992 * config/i386/gnu-user64.h: Likewise.
9994 2012-04-13 Martin Jambor <mjambor@suse.cz>
9996 * expr.c (expand_expr_real_1): Pass type, not the expression, to
9997 set_mem_attributes for a memory temporary. Do not call the function
9998 for the memory temporary created for a bitfield.
10000 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
10003 * df.h (enum debug_temp_where): New.
10004 (dead_debug_init, dead_debug_finish) Declare.
10005 (dead_debug_add, dead_debug_insert_temp): Declare.
10006 (struct dead_debug_use, struct dead_debug): Moved from...
10007 * df-problems.c: ... here.
10008 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
10010 (df_create_unused_note): Likewise.
10011 (df_set_dead_notes_for_mw): Move comment where it belongs.
10012 (dead_debug_init): Export.
10013 (dead_debug_reset_uses): New, factored out of...
10014 (dead_debug_finish): ...this. Export.
10015 (dead_debug_reset): Remove.
10016 (dead_debug_add): Export.
10017 (dead_debug_insert_before): Rename to...
10018 (dead_debug_insert_temp): ... this. Add where argument. Export.
10019 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
10020 Return insertion count.
10021 (df_note_bb_compute): Adjust.
10022 * dce.c (word_dce_process_block): Adjust dead debug uses.
10023 (dce_process_block): Likewise.
10025 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
10027 * df-problems.c (df_note_bb_compute): Do not take note of
10028 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
10030 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
10033 * var-tracking.c (expand_depth): New type.
10034 (onepart_aux, expand_loc_callback_data): Change depth type to it.
10035 (loc_exp_dep_alloc): Adjust initializer.
10036 (update_depth): Use new type. Add entryvals.
10037 (vt_expand_var_loc_chain): Take note of expansions with
10038 ENTRY_VALUEs, but don't accept them right away. Run an optional
10039 second pass accepting the minimum ENTRY_VALUE count found in the
10041 (vt_expand_loc_callback, INIT_ELCD): Adjust.
10043 2012-04-13 Tom de Vries <tom@codesourcery.com>
10045 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
10046 parameters vuse and vuse_escaped.
10047 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
10048 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
10051 2012-04-13 Richard Guenther <rguenther@suse.de>
10053 PR tree-optimization/52969
10054 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
10055 the condition for the COND_EXPR and handle predicate negation
10056 by swapping the COND_EXPR arms.
10058 2012-04-13 Nick Clifton <nickc@redhat.com>
10060 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
10061 TODO_dump_func flag.
10063 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
10065 PR rtl-optimization/52203
10066 PR rtl-optimization/52715
10068 Revert the 2012-03-07 fix for PR 52203.
10069 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
10070 the insn does not modify DFA right before issuing, adjust
10071 issue_rate accordingly.
10073 2012-04-13 Richard Guenther <rguenther@suse.de>
10076 * c-typeck.c (pointer_diff): Remove bogus assert.
10078 2012-04-13 Richard Guenther <rguenther@suse.de>
10081 * convert.c (convert_to_pointer): Remove special-casing of zero.
10083 2012-04-13 Joey Ye <joey.ye@arm.com>
10085 * config/arm/constraints.md (Pe): New constraint.
10086 * config/arm/arm.md: New split for imm 256-510.
10088 2012-04-13 Terry Guo <terry.guo@arm.com>
10090 * config/arm/arm-cores.def: Added core cortex-m0plus.
10091 * config/arm/arm-tune.md: Regenerated.
10092 * config/arm/arm-tables.opt: Regenerated.
10093 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
10095 2012-04-13 Alan Modra <amodra@gmail.com>
10098 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
10099 tie regs on destination of sets. Delete forward declaration.
10100 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
10101 (rs6000_emit_prologue): Likewise.
10102 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
10104 (is_mem_ref): Use tie_operand to recognise stack ties.
10105 * config/rs6000/predicates.md (tie_operand): New.
10106 * config/rs6000/rs6000.md (restore_stack_block): Generate new
10108 (restore_stack_nonlocal): Likewise.
10109 (stack_tie): Update.
10110 (frame_tie): Delete.
10112 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10114 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
10115 HOST_WIDE_INT_PRINT_DEC in format strings.
10117 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
10120 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
10121 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
10122 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
10123 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
10124 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
10125 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
10126 avx2_permvarv8si using VI4F_256 mode iterator.
10127 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
10128 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
10129 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
10130 gen_avx2_permvarv8sf.
10131 (expand_vec_perm_pshufb): Ditto.
10133 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
10136 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
10137 the list of options to enable the FCFID instruction.
10138 (TARGET_EXTRA_BUILTINS): Adjust comment.
10140 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10142 PR tree-optimization/18589
10143 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
10144 (operand_entry): Add count field.
10145 (add_repeat_to_ops_vec): New function.
10146 (completely_remove_stmt): Likewise.
10147 (remove_def_if_absorbed_call): Likewise.
10148 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
10149 (acceptable_pow_call): New function.
10150 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
10151 entries with repeat counts when found.
10152 (repeat_factor_d): New struct and associated typedefs.
10153 (repeat_factor_vec): New static vector variable.
10154 (compare_repeat_factors): New function.
10155 (get_reassoc_pow_ssa_name): Likewise.
10156 (attempt_builtin_powi): Likewise.
10157 (reassociate_bb): Call attempt_builtin_powi.
10158 (fini_reassoc): Two new calls to statistics_counter_event.
10160 2012-04-12 Richard Guenther <rguenther@suse.de>
10162 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
10163 * cgraph.h (tree_rest_of_compilation): Remove.
10164 * cgraph.c (cgraph_add_new_function): Move ...
10165 * cgraphunit.c (cgraph_add_new_function): ... here.
10166 (tree_rest_of_compilation): Make static.
10167 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
10168 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
10169 gate_all_early_local_passes, execute_all_early_local_passes,
10170 pass_early_local_passes, gate_all_early_optimizations,
10171 pass_all_early_optimizations): Move ...
10172 * passes.c (gate_all_optimizations, pass_all_optimizations,
10173 gate_all_early_local_passes, execute_all_early_local_passes,
10174 pass_early_local_passes, gate_all_early_optimizations,
10175 pass_all_early_optimizations): ... here.
10176 * tree-optimize.c (execute_free_datastructures): Remove.
10177 * tree-flow.h (execute_free_datastructures): Remove.
10178 * tree-optimize.c (execute_init_datastructures,
10179 pass_init_datastructures): Move ...
10180 * tree-ssa.c (execute_init_datastructures,
10181 pass_init_datastructures): ... here.
10182 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
10183 execute_free_datastructures.
10185 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
10187 * dbgcnt.def (ira_move): New counter.
10188 * ira-int.h (ira_create_new_reg): Declare function.
10189 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
10190 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
10191 no longer static. All callers changed.
10192 * ira.c: Include "dbgcnt.h".
10193 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
10194 move_unallocated_pseudos): New static functions.
10195 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
10196 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
10197 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
10198 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
10199 to the pseudos generated in find_moveable_pseudos.
10200 * Makefile.in (ira.o): Add $(DBGCNT_H).
10202 2012-04-12 Richard Guenther <rguenther@suse.de>
10204 PR tree-optimization/52943
10205 * tree-chrec.h (chrec_is_positive): Remove.
10206 * tree-scalar-evolution.c (chrec_is_positive): Move ...
10207 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
10208 Return false for a constant zero instead of negative.
10209 (analyze_siv_subscript_cst_affine): Handle zero difference
10210 in the initial condition explicitely.
10212 2012-04-12 Richard Guenther <rguenther@suse.de>
10214 * tree-parloops.c (parallelize_loops): Also consult the upper
10215 bound for the number of iterations.
10216 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
10217 (loop_prefetch_arrays): Likewise.
10219 2012-04-12 Richard Guenther <rguenther@suse.de>
10221 * cfgloop.h (estimated_loop_iterations_int): Ditch
10222 'conservative' parameter.
10223 (max_stmt_executions_int): Likewise.
10224 (estimated_loop_iterations): Likewise.
10225 (max_stmt_executions): Likewise.
10226 (max_loop_iterations): Declare.
10227 (max_loop_iterations_int): Likewise.
10228 (estimated_stmt_executions): Likewise.
10229 (estimated_stmt_executions_int): Likewise.
10230 * tree-ssa-loop-niter.c (estimated_loop_iterations):
10232 (max_loop_iterations): ... this.
10233 (estimated_loop_iterations_int): Split parts to ...
10234 (max_loop_iterations_int): ... this.
10235 (max_stmt_executions_int): Split parts to ...
10236 (estimated_stmt_executions_int): ... this.
10237 (max_stmt_executions): Split parts to ...
10238 (estimated_stmt_executions): ... this.
10239 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
10240 * predict.c (predict_loops): Likewise.
10241 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
10242 (analyze_siv_subscript_cst_affine): Likewise.
10243 (compute_overlap_steps_for_affine_1_2): Likewise.
10244 (analyze_subscript_affine_affine): Likewise.
10245 (init_omega_for_ddr_1): Likewise.
10246 * tree-parloops.c (parallelize_loops): Likewise.
10247 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
10248 (may_eliminate_iv): Likewise.
10249 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
10250 (loop_prefetch_arrays): Likewise.
10251 * tree-vrp.c (adjust_range_with_scev): Likewise.
10253 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
10255 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
10256 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
10258 (dump_table): Use bool type for need_align and have_df variables.
10259 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
10260 (regs_used): Remove register modifier.
10261 (barrier_align): Move variables slot, credit, jump_to_next
10262 into if block above for loop. Use bool type for jump_to_next.
10263 (sh_function_arg): Use NULL_RTX instead of 0.
10265 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
10267 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
10268 (bswapsi2): New expander.
10270 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
10272 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
10273 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
10275 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
10277 PR rtl-optimization/52876
10278 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
10279 Don't call mark_reg_pointer for incompatible pointer sign extension.
10281 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
10284 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
10286 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
10287 comparisons against TYPE_PRECISION.
10288 * tree-ssa-forwprop.c (combine_conversions): Likewise.
10290 2012-04-11 Xinliang David Li <davidxl@google.com>
10292 * tree-passes.h: Remove TODO_dump_func.
10293 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
10294 * trans-mem.c: Remove TODO_dump_func.
10295 * ira.c: Remove TODO_dump_func.
10297 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
10299 * config/i386/i386.c (ix86_option_override_internal): Check
10300 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
10301 after TARGET_64BIT is updated.
10303 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
10305 * config/sh/sh.h: Remove old secondary reload code.
10307 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
10309 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
10310 (ready_reorder): ... this function.
10312 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
10314 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
10317 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
10318 insns so that no other insn is queued for a time before them.
10320 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
10323 2012-04-11 Richard Guenther <rguenther@suse.de>
10325 PR middle-end/52621
10326 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
10327 consider loop nesting.
10328 (evolution_function_is_univariate_p): Properly check the remainder
10331 2012-04-11 Richard Guenther <rguenther@suse.de>
10333 PR middle-end/52918
10334 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
10336 2012-04-11 Nick Clifton <nickc@redhat.com>
10338 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
10339 information, if requested.
10341 * config/rx/rx.c (rx_expand_prologue): Likewise.
10343 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
10344 Michael Matz <matz@suse.de>
10347 * rtlanal.c (unsigned_reg_p): New function.
10348 Update copyright notice dates.
10349 * rtl.h (unsigned_reg_p): Prototype it.
10350 Update copyright notice dates.
10351 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
10353 * expr.c (expand_expr_real_1): Set register attributes.
10354 * stmt.c (expand_case): Likewise.
10356 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
10359 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
10360 consider_sh2a and allow_zero.
10361 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
10362 (disp_addr_displacement): New function.
10363 (sh_address_cost): Use disp_addr_displacement function instead
10364 of DISP_ADDR_OFFSET.
10365 (sh_legitimate_address_p): Adapt to changed
10366 sh_legitimate_index_p declaration.
10367 (sh_find_mov_disp_adjust): Remove HImode check.
10368 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
10369 disp_addr_displacement and max_mov_insn_displacement.
10370 (max_mov_insn_displacement): Remove HImode check.
10371 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
10372 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
10373 * config/sh/constraints.md (K05, K13): New constraints.
10374 (K12): Correct comment.
10375 (Sdd): Do not use DISP_ADDR_P macro.
10376 (Snd, Sbw): Use satisfies_constraint_Sdd.
10377 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
10378 (*extendhisi2_compact, movhi_i): Remove.
10379 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
10380 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
10381 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
10382 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
10383 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
10384 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
10385 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
10387 Add new peepholes for HImode displacement addressing.
10389 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
10391 * config/sh/sh.h (SIDI_OFF): Remove.
10392 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
10393 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
10394 or operand_subword.
10396 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
10399 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
10400 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
10401 * doc/md.texi (Standard Names): Add bswap.
10402 * builtin-types.def (BT_UINT16): New primitive type.
10403 (BT_FN_UINT16_UINT16): New function type.
10404 * builtins.def (BUILT_IN_BSWAP16): New.
10405 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
10406 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
10407 expand_builtin_bswap.
10408 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
10409 (fold_builtin_1): Likewise.
10410 (is_inexpensive_builtin): Likewise.
10411 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
10412 missing bits for bswap to libcall code.
10413 * tree.c (build_common_tree_nodes): Build uint16_type_node.
10414 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
10415 (uint16_type_node): New define.
10416 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
10417 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
10419 (rs6000_init_builtins): Likewise.
10420 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
10422 2012-04-11 Tristan Gingold <gingold@adacore.com>
10424 * doc/extend.texi (Type Attributes): Move paragraph.
10426 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
10429 * diagnostic.h (show_caret): Declare.
10430 (caret_max_width): Declare.
10431 (diagnostic_show_locus): Declare.
10432 * diagnostic.c (diagnostic_initialize): Initialize to false.
10433 (diagnostic_show_locus): New.
10434 (diagnostic_report_diagnostic): Call it.
10435 (getenv_columns): New.
10436 (adjust_line): New.
10437 (diagnostic_set_caret_max_width): New.
10438 * input.c (read_line): New.
10439 (location_get_source_line): New.
10440 * input.h (location_get_source_line): Declare.
10441 * toplev.c (general_init): Initialize show_caret from options.
10442 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
10443 * opts.c (common_handle_option): Likewise.
10444 * pretty-print.h (pp_get_prefix): New.
10445 (pp_base_get_prefix): New.
10446 * common.opt (fdiagnostics-show-caret): New option.
10447 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
10449 2012-04-11 Richard Guenther <rguenther@suse.de>
10451 PR rtl-optimization/52881
10452 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
10454 2012-04-11 Richard Guenther <rguenther@suse.de>
10456 PR tree-optimization/52912
10457 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
10458 manipulation code we are threading through a loop header
10459 to an exit destination.
10461 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10463 * tree.h (warn_if_unused_value): Move declaration from here.
10464 * stmt.c (warn_if_unused_value): Move definition from here.
10466 2012-04-10 Michael Matz <matz@suse.de>
10468 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
10470 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
10471 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
10472 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
10473 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
10474 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
10475 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
10476 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
10477 (vect_record_strided_load_vectors): Rename to
10478 vect_record_grouped_load_vectors.
10479 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
10480 Rename use of above macros.
10481 (vect_verify_datarefs_alignment): Ditto.
10482 (vector_alignment_reachable_p): Ditto.
10483 (vect_peeling_hash_get_lowest_cost): Ditto.
10484 (vect_enhance_data_refs_alignment): Ditto.
10485 (vect_analyze_group_access): Ditto and rename stride to groupsize.
10486 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
10487 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
10488 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
10489 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
10490 (vect_record_strided_load_vectors): Rename to
10491 vect_record_grouped_load_vectors.
10492 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
10493 (destroy_loop_vec_info): Ditto.
10494 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
10495 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
10496 (vect_analyze_slp): Ditto.
10497 (new_bb_vec_info): Ditto.
10498 (destroy_bb_vec_info): Ditto.
10499 (vect_schedule_slp_instance): Ditto and rename strided_store to
10501 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
10502 vect_cost_group_size.
10503 (vect_model_store_cost): Rename use of above macros and call
10504 to vect_cost_strided_group_size.
10505 (vect_model_load_cost): Ditto.
10506 (vectorizable_store): Ditto, rename strided_store to grouped_store
10507 and calls to renamed tree-vectorizer.h functions.
10508 (vectorizable_load): Ditto.
10509 (vect_transform_stmt): Rename use of above macros and strided_store
10512 2012-04-10 Jan Hubicka <jh@suse.cz>
10514 * cgraph.h: Remove misledaing comment on ipa-ref.h.
10515 (symtab_type): New enum.
10516 (symtab_node): New structure.
10517 (cgraph_node, varpool_node): Add symbol base type.
10518 (cgraph, varpool): New accestor functions.
10519 * cgraph.c (cgraph_create_node_1): Set symbol type.
10520 * varpool.c (varpool_node): Set symbol type.
10522 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
10523 Richard Sandiford <rdsandiford@googlemail.com>
10525 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
10527 2012-04-10 Richard Guenther <rguenther@suse.de>
10529 PR middle-end/52888
10530 * gimple-low.c (gimple_check_call_args): Properly account for
10531 compatible aggregate types.
10533 2012-04-10 Richard Guenther <rguenther@suse.de>
10535 * toplev.h (tree_rest_of_compilation): Remove.
10536 * tree-optimize.c (tree_rest_of_compilation): Likewise.
10537 * cgraph.h (tree_rest_of_compilation): Declare.
10538 * tree-optimize.c (tree_rest_of_compilation): Move ...
10539 * cgraphunit.c (tree_rest_of_compilation): ... here.
10540 * cgraph.c (cgraph_add_new_function): Adjust.
10541 * Makefile.in (tree-optimize.o): Adjust.
10542 (cgraphunit.o): Likewise.
10544 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
10546 PR tree-optimization/52870
10547 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
10548 presumed pattern statement is within the same loop or basic block.
10550 2012-04-10 Tristan Gingold <gingold@adacore.com>
10552 * gengtype.c (main): Make uintptr_t a known type.
10554 2012-04-10 Richard Guenther <rguenther@suse.de>
10556 * tree-pass.h (tree_lowering_passes): Remove.
10557 * tree-optimize.c (tree_lowering_passes): Remove.
10558 * cgraph.c (cgraph_add_new_function): Inline relevant parts
10559 of tree_lowering_passes, avoid redundant call of early local passes.
10560 * cgraphunit.c (cgraph_lower_function): Fold into ...
10561 (cgraph_analyze_function): ... its single caller. Inline
10562 relevant parts of tree_lowering_passes.
10564 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
10567 * config/pa/pa.opt: Remove SIO and GNU_LD.
10569 2012-04-09 Jan Hubicka <jh@suse.cz>
10574 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
10575 boundary, add its target too.
10576 * lto.c (add_references_to_partition): Add also aliased nodes.
10577 (add_cgraph_node_to_partition,
10578 add_varpool_node_to_partition): Work on nodes, not functions/variables;
10579 when adding alias, add also the aliased object.
10581 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
10584 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
10585 VOIDmode immediate operands.
10586 * config/i386/constraints.md (Wz): New constraint.
10587 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
10589 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
10592 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
10593 the DECL generated for the special GOT helper.
10595 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
10597 * config/sh/constraints.md: Update list of constraints in
10599 (Sr0): Remove unused memory constraint.
10601 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10603 * tree-pretty-print.h: Update comment.
10605 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
10607 * config/sh/sh.md: Use braced string notation where applicable.
10608 (*prefetch_i4, prefetch_m2a): Merge into ...
10609 (*prefetch): ... this new insn.
10611 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
10613 * config/sh/sh.h (high_life_started): Remove
10614 * config/sh/predicates.md (general_movdst_operand): Use
10615 'reload_in_progress' instead of 'high_life_started'.
10616 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
10617 divsi_inv_fp): Likewise.
10619 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
10621 * config/sh/sh-protos.h (prepare_move_operands): Return void
10623 * config/sh/sh.c (prepare_move_operands): Likewise.
10624 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
10626 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
10628 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
10629 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
10630 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
10631 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
10632 commutative_float_operator, noncommutative_float_operator,
10633 sh_handle_pragma): Remove.
10635 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
10637 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
10638 Use @option markup on command-line options. Use @samp markup on
10639 literal keywords to options. Use @code markup on code fragments.
10640 Use other markup in preference to quotation marks in the text.
10641 Add markup to some passages without any.
10643 2012-04-06 Mike Stump <mikestump@comcast.net>
10645 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
10647 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
10649 * config/sh/sh.c (hi_const): Remove.
10650 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
10653 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
10655 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
10657 * config/sh/sh.c (sh_expand_t_scc): Likewise.
10658 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
10659 calling sh_expand_t_scc.
10661 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
10663 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
10664 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
10665 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
10666 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
10667 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
10668 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
10669 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
10670 sh2a_is_function_vector_call): Use bool as return type.
10671 (sh_pass_in_reg_p): Remove.
10672 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
10673 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
10674 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
10675 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
10676 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
10677 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
10678 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
10679 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
10680 sh_loads_bankedreg_p): Use bool as return type.
10681 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
10682 'register' modifier.
10684 2012-04-06 Matt Turner <mattst88@gmail.com>
10686 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
10688 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
10690 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
10691 of the destination isn't also a FP_REGS register.
10693 2012-04-05 Teresa Johnson <tejohnson@google.com>
10694 H.J. Lu <hongjiu.lu@intel.com>
10696 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
10697 * config/i386/i386.md (move immediate to memory peephole2):
10698 Add cases for HImode move when LCP stall avoidance is needed.
10699 * config/i386/i386.c (initial_ix86_tune_features): Initialize
10700 X86_TUNE_LCP_STALL entry.
10702 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
10705 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
10706 CONST_INT operands, zero-extended with AND.
10708 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
10711 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
10712 first argument instead of mode size. Move displacement calculations
10714 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
10715 ... these new functions.
10716 (disp_adjust): Remove max_mov_disp field.
10717 (sh_legitimate_index_p): Use max_mov_insn_displacement and
10718 mov_insn_alignment_mask.
10719 (sh_address_cost): Use max_mov_insn_displacement.
10721 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
10723 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
10724 (arch_enabled): Handle new arch types.
10725 (one_cmpldi2): Add NEON support.
10727 2012-04-05 Richard Guenther <rguenther@suse.de>
10729 * gimple.c (walk_gimple_op): Compute val_only for the LHS
10730 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
10731 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
10732 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
10733 ... here and make static.
10734 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
10737 2012-04-05 Richard Guenther <rguenther@suse.de>
10739 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
10740 basic-block before removing it.
10742 2012-04-05 Richard Guenther <rguenther@suse.de>
10744 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
10745 version namespace as we release the freelist.
10747 2012-04-05 Richard Guenther <rguenther@suse.de>
10749 * tree-nrv.c (tree_nrv): Release VDEFs.
10750 * tree-sra.c (sra_modify_constructor_assign): Likewise.
10751 (sra_modify_assign): Likewise.
10752 * tree-vect-stmts.c (vect_remove_stores): Likewise.
10753 * tree-vect-loop.c (vect_transform_loop): Likewise.
10754 * tree-ssa-dom.c (optimize_stmt): Likewise.
10755 * tree-vect-slp.c (vect_schedule_slp): Likewise.
10756 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
10758 2012-04-05 Richard Guenther <rguenther@suse.de>
10760 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
10762 * gimple.h (gsi_remove): Adjust.
10763 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
10764 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
10765 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
10766 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
10767 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
10768 * tree-ssa-pre.c (eliminate): Likewise.
10770 2012-04-04 Mike Stump <mikestump@comcast.net>
10772 * doc/rtl.texi (const_double): Document as sign-extending.
10773 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
10774 * emit-rtl.c (immed_double_int_const): Refine to state the
10776 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
10777 CONST_DOUBLE integers.
10778 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
10779 negative values are converted. Fix conversions bigger than
10780 HOST_BITS_PER_WIDE_INT.
10781 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
10782 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
10783 * explow.c (plus_constant_mode): Add.
10784 (plus_constant): Implement with plus_constant_mode.
10785 * rtl.h (plus_constant_mode): Add.
10787 2012-04-04 Richard Guenther <rguenther@suse.de>
10789 PR tree-optimization/52808
10790 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
10791 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
10793 2012-04-04 Tristan Gingold <gingold@adacore.com>
10795 * expr.c (expand_expr_real_2): Handle larger sizetype in
10798 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
10800 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
10801 to m2a-single instead of m2e.
10803 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
10805 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
10806 Change type of BITOFFSET to signed. Make sure the lower bound of
10807 the computed range is non-negative by adjusting OFFSET and BITPOS.
10808 (expand_assignment): Adjust call to get_bit_range.
10810 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
10812 * h8300/h8300.c (h8300_current_function_monitor_function_p):
10813 New function. Added to check monitor functions.
10814 (h8300_option_override): Modified to generate error/warning
10815 messages for invalid combinations of different command line
10817 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
10818 save EXR on stack for monitor function in case of H8S target
10819 when "-mno-exr" is passed.
10820 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
10822 * doc/invoke.texi: Document H8S options.
10824 2012-04-03 Tristan Gingold <gingold@adacore.com>
10826 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
10827 of gcc_AC_FUNC_MMAP_BLACKLIST.
10828 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
10829 * Makefile.in (aclocal_deps): Add mmap.m4.
10830 * configure: Regenerate.
10831 * aclocal.m4: Regenerate.
10833 2012-04-03 Richard Guenther <rguenther@suse.de>
10835 PR tree-optimization/52808
10836 * tracer.c (tail_duplicate): Return whether we have duplicated
10838 (tracer): If we have duplicated any block, cleanup the CFG.
10839 * cfghooks.c (duplicate_block): If we duplicated a loop
10840 header but not its loop, destroy the loop because it now has
10842 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
10843 the cfg manipulation routines we are not creating a multiple
10846 2012-04-03 Tristan Gingold <gingold@adacore.com>
10848 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
10850 (vms_c_common_override_options): Allow parameterless variadic
10853 2012-04-03 Jakub Jelinek <jakub@redhat.com>
10855 PR tree-optimization/52835
10856 * tree-data-ref.c (build_rdg): Return NULL if
10857 compute_data_dependences_for_loop failed.
10859 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
10861 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
10862 for REAL_CST as well.
10863 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
10864 In the bitfield case, if the value is a REAL_CST, convert it first to
10867 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
10869 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
10870 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
10871 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
10873 * config/i386/biarchx32.h: New.
10875 2012-04-02 Anatoly Sokolov <aesok@post.ru>
10877 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
10878 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
10879 (arm_preferred_reload_class): New function.
10881 2012-04-02 Richard Guenther <rguenther@suse.de>
10883 PR tree-optimization/52756
10884 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
10885 (thread_through_loop_header): After threading through the loop latch
10886 remove the split part from the loop and clear further threading
10887 opportunities that would create a multiple entry loop.
10889 2012-04-02 Richard Guenther <rguenther@suse.de>
10891 PR rtl-optimization/52800
10892 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
10893 CLEANUP_CFG_CHANGED.
10895 2012-04-02 Richard Guenther <rguenther@suse.de>
10897 PR middle-end/52803
10898 * loop-init.c (gate_handle_loop2): Destroy loops here if
10899 we don't enter RTL loop optimizers.
10901 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
10904 2012-03-29 Richard Guenther <rguenther@suse.de>
10906 * rtl.h (extended_count): Remove.
10907 * combine.c (extended_count): Remove.
10909 2012-04-02 Dodji Seketeli <dodji@redhat.com>
10912 * pt.c (more_specialized_fn): Don't apply decay conversion to
10913 types of function parameters.
10915 2012-04-02 Tristan Gingold <gingold@adacore.com>
10917 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
10918 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
10919 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
10920 (ggc_pch_this_base): Use uintptr_t instead of size_t.
10922 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
10925 * config/i386/i386.c (ix86_option_override_internal): Don't
10926 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
10928 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
10930 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
10931 (stmt_can_make_abnormal_goto): Use it.
10932 (is_ctrl_altering_stmt): Likewise.
10934 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
10935 Kaz Kojima <kkojima@gcc.gnu.org>
10937 * config/sh/sh.c (push_regs): Skip banked registers when
10938 resbank attribute is specified.
10939 (sh_expand_epilogue): Likewise.
10941 2012-03-30 Richard Henderson <rth@redhat.com>
10944 * combine-stack-adj.c (prev_active_insn_bb): New.
10945 (next_active_insn_bb): New.
10946 (force_move_args_size_note): New.
10947 (combine_stack_adjustments_for_block): Use it.
10949 2012-03-30 Richard Henderson <rth@redhat.com>
10951 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
10952 (ix86_expand_vector_init_duplicate): Initialize it.
10953 (expand_vec_perm_palignr): Likewise.
10954 (ix86_expand_vec_perm_const): Likewise.
10955 (ix86_vectorize_vec_perm_const_ok): Likewise.
10956 (expand_vec_perm_blend): Use it.
10957 (expand_vec_perm_vpermil): Likewise.
10958 (expand_vec_perm_pshufb): Likewise.
10959 (expand_vec_perm_1): Likewise.
10960 (expand_vec_perm_pshuflw_pshufhw): Likewise.
10961 (expand_vec_perm_interleave2): Likewise.
10962 (expand_vec_perm_vpermq_perm_1): Likewise.
10963 (expand_vec_perm_vperm2f128): Likewise.
10964 (expand_vec_perm_interleave3): Likewise.
10965 (expand_vec_perm_vperm2f128_vblend): Likewise.
10966 (expand_vec_perm_vpshufb2_vpermq): Likewise.
10967 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
10968 (expand_vec_perm_broadcast): Likewise.
10969 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
10971 2012-03-30 Richard Henderson <rth@redhat.com>
10973 * dwarf2out.c (gen_variable_die): Initialize off.
10975 2012-03-30 Tristan Gingold <gingold@adacore.com>
10977 * config/vms/vms-f.c: New file.
10978 * config/vms/t-vms (vms-f.o): New rule.
10979 * config.gcc (*-*-*vms*): Define fortran_target_objs.
10981 2012-03-30 Richard Guenther <rguenther@suse.de>
10983 PR tree-optimization/52754
10984 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
10985 propagate arbitrary addresses into really plain dereferences.
10987 2012-03-30 Richard Guenther <rguenther@suse.de>
10989 PR middle-end/52772
10990 * except.c (emit_to_new_bb_before): Move loop updating ...
10991 (dw2_build_landing_pads): ... here. Use a proper block for
10992 querying the loop father.
10994 2012-03-30 Tristan Gingold <gingold@adacore.com>
10996 * config/ia64/ia64.c (ia64_section_type_flags): Remove
10997 common_object attribute handling.
10998 (SECTION_VMS_OVERLAY): Remove
10999 (ia64_vms_common_object_attribute): Replace abort with an assert.
11000 Do not set DECL_SECTION_NAME.
11001 (ia64_vms_output_aligned_decl_common): Handle common_object
11003 (ia64_vms_elf_asm_named_section): Remove.
11004 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
11006 2012-03-30 Richard Guenther <rguenther@suse.de>
11008 PR middle-end/52786
11009 * double-int.c (rshift_double): Remove not needed cast.
11011 2012-03-30 Richard Guenther <rguenther@suse.de>
11013 * tree-affine.h (print_aff): Remove.
11014 * tree-affine.c (print_aff): Make static.
11015 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
11016 (get_references_in_stmt): Likewise.
11017 (print_direction_vector): Likewise.
11018 (print_dir_vectors): Likewise.
11019 (print_dist_vectors): Likewise.
11020 (dump_subscript): Likewise.
11021 (dump_ddrs): Likewise.
11022 (dump_dist_dir_vectors): Likewise.
11023 (dump_data_references): Likewise.
11024 (dump_data_dependence_relation): Likewise.
11025 (dump_data_dependence_direction): Likewise.
11026 (dump_rdg_vertex): Likewise.
11027 (dump_rdg_component): Likewise.
11028 (debug_ddrs): Declare.
11029 (struct data_ref_loc_d): Move ...
11030 * tree-data-ref.c (struct data_ref_loc_d): ... here.
11031 (get_references_in_stmt): Make static.
11032 (dump_data_references): Likewise.
11033 (dump_subscript): Likewise.
11034 (print_direction_vector): Likewise.
11035 (print_dir_vectors): Likewise.
11036 (print_dist_vectors): Likewise.
11037 (dump_data_dependence_relation): Likewise.
11038 (dump_dist_dir_vectors): Likewise.
11039 (dump_ddrs): Likewise.
11040 (dump_rdg_vertex): Likewise.
11041 (dump_rdg_component): Likewise.
11042 (debug_ddrs): New function.
11043 (access_matrix_get_index_for_parameter): Remove.
11045 2012-03-30 Tristan Gingold <gingold@adacore.com>
11047 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
11048 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
11049 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
11050 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
11051 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
11052 (vms_patch_builtins): Handle new flags
11053 * config/vms/vms-crtlmap.map: Completed using nm on
11054 c and math system libraries.
11055 * config/vms/make-crtlmap.awk: Handle any number of flags.
11057 2012-03-30 Martin Jambor <mjambor@suse.cz>
11059 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
11060 is a builtin_stack_save in a dominating BB.
11062 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
11064 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
11065 crossing 128bit lane boundary.
11067 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
11069 * ira-color.c (setup_left_conflict_sizes_p): Process all
11070 conflicting objects.
11072 2012-03-29 Jakub Jelinek <jakub@redhat.com>
11074 PR tree-optimization/52760
11075 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
11076 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
11078 2012-03-29 Richard Guenther <rguenther@suse.de>
11080 * cgraph.h (cgraph_materialize_all_clones): Remove.
11081 (reset_inline_failed): Likewise.
11082 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
11083 * cgraphbuild.c (reset_inline_failed): Remove.
11084 * rtl.h (cse_main): Remove.
11085 (extended_count): Likewise.
11086 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
11087 (cse_main): Make static.
11088 * combine.c (extended_count): Remove.
11089 (dump_combine_stats): Mark as DEBUG_FUNCTION.
11090 * basic-block.h (reorder_basic_blocks): Remove.
11091 * bb-reorder.c (reorder_basic_blocks): Make static.
11092 * Makefile.in (dse.o): Remove dse.h dependency.
11094 * dse.c (gate_dse): Remove.
11095 (clear_alias_mode_eq): Likewise.
11096 (clear_alias_mode_hash): Likewise.
11097 (dse_record_singleton_alias_set): Likewise.
11098 (dse_invalidate_singleton_alias_set): Likewise.
11100 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
11102 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
11103 crtbegin_so%O%s for -shared.
11104 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
11106 2012-03-29 Richard Guenther <rguenther@suse.de>
11108 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
11109 (add_to_value): Remove.
11110 (print_value_expressions): Likewise.
11111 * tree-ssa-pre.c (add_to_value): Make static.
11112 (print_value_expressions): Likewise.
11113 * gimple.h (gimple_adjust_this_by_delta): Remove.
11114 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
11116 2012-03-29 Richard Guenther <rguenther@suse.de>
11118 PR middle-end/50708
11119 * double-int.h (rshift_double): Remove.
11120 * double-int.c (lshift_double): Use absu_hwi to make count positive.
11121 (rshift_double): Make static, take unsigned count argument,
11122 remove handling of negative count argument.
11123 (double_int_rshift): Dispatch to lshift_double.
11125 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
11127 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
11128 OPTION_MASK_ABI_64.
11130 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
11131 (SPEC_X32): Likewise.
11132 (MULTILIB_DEFAULTS): Likewise.
11134 * config/i386/i386.c (isa_opts): Remove -m64.
11135 (ix86_target_string): Properly handle -m32/-m64/-mx32.
11136 (ix86_option_override_internal): Properly
11137 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
11138 handle -m32, -m64 and -mx32.
11140 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
11141 with OPTION_ABI_X32. Moved after TARGET_LP64.
11142 (TARGET_LP64): Changed to OPTION_ABI_64.
11144 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
11145 (mx32): Replace ISA_X32 with ABI_X32.
11147 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
11149 * tree.c (tree_size) <VECTOR_CST>: New case.
11151 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
11153 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
11154 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
11156 2012-03-28 Jakub Jelinek <jakub@redhat.com>
11158 PR middle-end/52691
11159 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
11160 __builtin_va_start to __builtin_next_arg if the latter is
11161 builtin_decl_explicit_p rather than when it is not.
11163 PR middle-end/52750
11164 * tree-vect-generic.c (vector_element): Perform multiplication
11165 for pos in bitsizetype type instead of idx type.
11167 2012-03-28 Richard Guenther <rguenther@suse.de>
11169 * loop-init.c (loop_optimizer_init): If loops are preserved
11170 perform incremental initialization of required loop features.
11171 (loop_optimizer_finalize): If loops are to be preserved only
11172 clean up optional loop features.
11173 (rtl_loop_done): Forcefully free loops here.
11174 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
11175 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
11177 (construct_init_block): Likewise.
11178 (construct_exit_block): Likewise.
11179 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
11180 the CFG after expanding.
11181 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
11182 If we needed to calculate them, free them afterwards.
11183 * tree-pass.h (PROP_loops): New define.
11184 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
11185 * basic-block.h (CLEANUP_CFG_CHANGED): New.
11186 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
11187 (cleanup_cfg): If we did something and have loops around, fix them up.
11188 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
11189 with CLEANUP_CFG_CHANGED.
11190 * cfghooks.c (merge_blocks): If we merge a loop header into
11191 its predecessor, update the loop structure.
11192 (duplicate_block): If we copy a loop latch, adjust loop state
11193 to note we may have multiple latches.
11194 (delete_basic_block): Mark loops for fixup if we remove a loop.
11195 * cfganal.c (forwarder_block_p): Protect loop latches, headers
11197 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
11198 (cfg_layout_can_merge_blocks_p): Likewise.
11199 * cprop.c (bypass_block): If we create a loop with multiple
11200 entries, mark it for removal.
11201 * except.c (emit_to_new_bb_before): Add the new basic-block
11203 * tree-eh.c (lower_resx): Likewise.
11204 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
11205 (expand_omp_taskreg): Likewise.
11206 * tree-inline.c (initialize_cfun): Likewise.
11207 * tree-mudflap.c (add_bb_to_loop): Prototype.
11208 (mf_build_check_statement_for): Properly add new basic-blocks
11210 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
11211 if we remove a loop.
11212 (thread_through_loop_header): Likewise.
11213 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
11214 new basic-blocks to existing loops.
11215 (expand_transaction): Likewise.
11216 * Makefile.in (except.o): Add $(CFGLOOP_H).
11217 (expr.o): Likewise.
11218 (cgraph.o): Likewise.
11219 (cprop.o): Likewise.
11220 (cfgexpand.o): Likewise.
11221 (cfganal.o): Likewise.
11222 (trans-mem.o): Likewise.
11223 (tree-eh.o): Likewise.
11225 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
11228 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
11229 (avr_builtin_decl): New static function.
11230 (struct avr_builtin_description, avr_bdesc): Move up.
11231 Add GTY marker. Add field fndecl. Remove redundant field id.
11232 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
11233 (avr_expand_builtin): Code cleanup because .id is removed.
11235 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
11238 * config.gcc (tm_file): Remove avr/multilib.h.
11240 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
11242 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
11243 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
11244 * config/avr/t-avr: Remove generation of multilib.h.
11245 * config/avr/t-multilib: Regenerate.
11246 * config/avr/multilib.h: Remove.
11247 * config/avr/avr.opt (-msp8): New option.
11248 (avr_sp8): New variable.
11249 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
11250 * config/avr/avr.h (AVR_HAVE_SPH): New define.
11251 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
11252 (avr_device_to_sp8): New prototype.
11253 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
11254 (DRIVER_SELF_SPECS): New define.
11255 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
11256 __AVR_SP8__, __AVR_HAVE_SPH__.
11257 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
11258 AVR_HAVE_8BIT_SP to decide if SP_H is present.
11259 (avr_file_start): Ditto.
11261 2012-03-28 Jakub Jelinek <jakub@redhat.com>
11264 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
11265 instead of 8 in adjust_address.
11267 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
11269 PR middle-end/51893
11270 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
11273 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
11276 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
11277 Rearrange conditional logic. Move displacement address calculations
11279 (sh_find_mov_disp_adjust): ... this new function.
11281 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
11283 * config/arm/arm.opt (mapcs): Remove MaskExists.
11284 * config/cris/linux.opt (mno-gotplt): Likewise.
11285 * config/i386/i386.opt (mhard-float): Likewise.
11287 (mno-sse4): Likewise.
11288 * config/m68k/m68k.opt (mhard-float): Likewise.
11289 * config/mep/mep.op (mcop32): Likewise.
11290 * config/pa/pa-hpux.opt (msio): Likewise.
11291 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
11292 * config/picochip/picochip.opt (mlittle): Likewise.
11293 * config/sh/sh.opt (mrenesas): Likewise.
11294 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
11295 * config/sparc/sparc.opt (mhard-float): Likewise.
11296 * config/v850/v850.opt (mv850es): Likewise.
11297 * config/vax/vax.opt (mg-float): Likewise.
11299 2012-03-27 Martin Jambor <mjambor@suse.cz>
11301 PR middle-end/52693
11302 * tree-sra.c (sra_modify_assign): Do not call
11303 load_assign_lhs_subreplacements when working with an unscalarizable
11306 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
11309 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
11311 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
11312 * config/i386/i386.c: Include reload.h.
11313 (ix86_legitimize_reload_address): New function.
11315 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
11317 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
11318 hasn't been allocated. Define a target macro for Mask and
11319 InverseMask if it hasn't been defined. Remove MaskExists handling.
11321 * doc/options.texi: Remove MaskExists.
11323 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
11326 * config/sh/sh.c (find_barrier): Add equality check of last_got
11327 to avoid going above orig insn. Update comments.
11329 2012-03-27 Richard Guenther <rguenther@suse.de>
11331 PR middle-end/52720
11332 * fold-const.c (try_move_mult_to_index): Handle &x.array more
11335 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
11337 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
11338 of a unit before computing the offset in units.
11339 * expr.c (get_bit_range): Return the null range if the enclosing record
11340 is part of a larger bit field.
11342 2012-03-27 Tristan Gingold <gingold@adacore.com>
11344 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
11345 * config/ia64/ia64.md: Remove mode in template.
11346 Sign extend operand in expand_simple_binop.
11347 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
11348 CASE_VECTOR_MODE instead of TARGET_ILP32.
11349 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
11351 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
11353 * varasm.c (assemble_external): #if 0 out the new assert from the
11354 previous commit, it breaks the Java and Go front ends.
11356 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
11358 * toplev.c (check_global_declaration_1): Do not call assemble_external.
11359 * expr.c (emit_block_move_libcall_fn): Likewise.
11360 (clear_storage_libcall_fn): Likewise.
11361 (expand_expr_addr_expr_1): Likewise.
11362 (expand_expr_real_1): Likewise.
11363 * calls.c (rtx_for_function_call): Likewise.
11365 * varasm.c (assemble_external): Assert this function is only called
11366 during or after expanding to RTL.
11368 2012-03-26 Martin Jambor <mjambor@suse.cz>
11370 PR tree-optimization/50052
11371 * tree-sra.c (tree_non_aligned_mem_p): Removed.
11372 (tree_non_aligned_mem_for_access_p): Likewise.
11373 (build_accesses_from_assign): Removed strict alignment requirements
11375 (access_precludes_ipa_sra_p): Likewise.
11377 2012-03-26 Richard Guenther <rguenther@suse.de>
11379 PR tree-optimization/52701
11380 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
11381 compute and set the evolution part of PHI nodes.
11383 2012-03-26 Richard Guenther <rguenther@suse.de>
11385 PR tree-optimization/52721
11386 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
11388 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
11390 PR tree-optimization/52686
11391 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
11394 2012-03-26 Tristan Gingold <gingold@adacore.com>
11396 * config/alpha/vms.h (LINK_SPEC): Simplify.
11397 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
11398 (NAME__MAIN, SYMBOL__MAIN): Remove.
11399 (VMS_DEBUG_MAIN_POINTER): Remove.
11400 * config/ia64/vms.h: Likewise.
11401 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
11402 code to vms.c. Call vms_start_function.
11403 * config/ia64/ia64.c (ia64_start_function): Likewise.
11404 * config/vms/vms-protos.h (vms_start_function): Declare.
11405 * config/vms/vms.c (vms_start_function): New function.
11406 * config/vms/vms.h (MATH_LIBRARY): Define.
11407 (VMS_DEBUG_MAIN_POINTER): Define.
11409 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
11411 PR rtl-optimization/52629
11412 * reload1.c (count_pseudo): Short-circuit common case.
11413 (count_spilled_pseudo): Return early for pseudos without hard regs.
11414 Assert that the pseudo has got a hard reg before manipulating it.
11416 2012-03-24 Jan Hubicka <jh@suse.cz>
11419 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
11420 (decide_is_variable_needed): Do not handle toplevel reorder here.
11421 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
11422 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
11425 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
11427 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
11428 and str_bitsize instead of more convoluted expressions.
11430 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
11433 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
11435 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
11438 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
11440 2012-03-23 Martin Jambor <mjambor@suse.cz>
11442 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
11444 2012-03-23 Richard Guenther <rguenther@suse.de>
11446 PR tree-optimization/52678
11447 * tree-vectorizer.h (struct _stmt_vec_info): Add
11448 loop_phi_evolution_part member.
11449 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
11450 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
11451 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
11452 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
11453 Use the cached evolution part and the PHI nodes value from
11454 the loop preheader edge instead of re-analyzing the evolution.
11456 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11458 * config/mips/mips-tables.opt: Update.
11459 * config/mips/mips.md (processor): Add xlp.
11460 * config/mips/mips-cpus.def: Add xlp.
11461 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
11463 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
11464 * doc/invoke.texi: Mention XLP.
11466 2012-03-22 Jakub Jelinek <jakub@redhat.com>
11468 PR middle-end/52547
11469 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
11470 on any new_local_var_chain vars declared during recursing on
11471 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
11473 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
11475 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
11476 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
11477 (ASM_OUTPUT_LOCAL): Ditto.
11478 (ASM_OUTPUT_COMMON): Remove.
11479 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
11480 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
11482 2012-03-22 Jan Hubicka <jh@suse.cz>
11484 PR middle-end/51737
11485 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
11487 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
11488 * ipa-inline-transform.c (save_inline_function_body): Remove
11489 copied clone if needed.
11490 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
11492 2012-03-22 Richard Guenther <rguenther@suse.de>
11494 PR middle-end/52666
11495 * fold-const.c (fold_ternary_loc): Fix typo.
11497 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
11500 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
11501 (unspecv): Add UNSPECV_MEMORY_BARRIER.
11502 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
11503 (delay_cycles_1, delay_cycles_2): Ditto.
11504 (delay_cycles_3, delay_cycles_4): Ditto.
11505 (nopv, *nopv): Ditto.
11506 (sleep, *sleep): Ditto.
11507 (wdr, *wdr): Ditto.
11509 2012-03-22 Richard Guenther <rguenther@suse.de>
11511 PR tree-optimization/52548
11512 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
11513 because of clobbers.
11514 (prune_clobbered_mems): New function.
11515 (compute_antic_aux): Use it to prune ANTIC_OUT.
11516 (compute_partial_antic_aux): Use it to prune PA_IN.
11517 (compute_avail): Only insert expressions into EXP_GEN that are not
11518 invalidated when translated up to the beginning of the block.
11520 2012-03-22 Richard Guenther <rguenther@suse.de>
11522 PR tree-optimization/52638
11523 * tree-vect-stmts.c (vect_init_vector_1): New function, split
11525 (vect_init_vector): ... here. Handle scalar vector inits.
11526 (vect_get_vec_def_for_operand): Adjust.
11527 (vectorizable_load): Likewise.
11529 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
11531 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
11532 (alpha*-*-freebsd*): Ditto.
11533 (alpha*-*-netbsd*): Ditto.
11534 (alpha*-*-openbsd*): Ditto.
11535 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
11536 (DWARF2_DEBUGGING_INFO): Remove.
11537 (PREFERRED_DEBUGGING_TYPE): Remove.
11538 (ASM_FINAL_SPEC): Remove.
11539 (IDENT_ASM_OP): Remove.
11540 (ASM_OUTPUT_IDENT): Remove.
11541 (SKIP_ASM_OP): Remove.
11542 (ASM_OUTPUT_SKIP): Remove.
11543 (ALIGN_ASM_OP): Remove.
11544 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
11545 (ASM_OUTPUT_CASE_LABEL): Remove.
11546 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
11547 (COMMON_ASM_OP): Remove.
11548 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
11549 (ASCII_DATA_ASM_OP): Remove.
11550 (READONLY_DATA_SECTION_ASM_OP): Remove.
11551 (INIT_SECTION_ASM_OP): Remove.
11552 (FINI_SECTION_ASM_OP): Remove.
11553 (ASM_SECTION_START_OP): Remove.
11554 (ASM_OUTPUT_SECTION_START_FILE): Remove.
11555 (TARGET_ASM_NAMED_SECTION): Remove.
11556 (TARGET_ASM_SELECT_SECTION): Remove.
11557 (MAKE_DECL_ONE_ONLY): Remove.
11558 (TYPE_ASM_OP): Remove.
11559 (SIZE_ASM_OP): Remove.
11560 (ASM_WEAKEN_LABEL): Remove.
11561 (TYPE_OPERAND_FMT): Remove.
11562 (ASM_DECLARE_RESULT): Remove.
11563 (ASM_DECLARE_OBJECT_NAME): Remove.
11564 (ASM_FINISH_DECLARE_OBJECT): Remove.
11565 (ELF_ASCII_ESCAPES): Remove.
11566 (ELF_STRING_LIMIT): Remove.
11567 (STRING_ASM_OP): Remove.
11568 (ASM_OUTPUT_EXTERNAL): Remove.
11569 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
11570 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
11572 (ASM_DECLARE_FUNCTION_NAME): Ditto.
11573 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
11574 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
11575 (ASM_OUTPUT_SKIP): Ditto.
11576 (READONLY_DATA_SECTION_ASM_OP): Remove.
11577 (USER_LABEL_PREFIX): Remove.
11578 (ASM_OUTPUT_ASCII): Remove.
11579 (ASM_OUTPUT_CASE_LABEL): Remove.
11580 (NO_DOLLAR_IN_LABEL): Undefine.
11582 2012-03-22 Richard Guenther <rguenther@suse.de>
11584 PR tree-optimization/52459
11585 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
11586 PHI insertion for calls.
11588 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
11590 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
11591 find_sets_in_insn, canonicalize_insn): Split out from ...
11592 (cse_insn): ... here.
11593 (invalidate_from_clobbers): Take an insn instead of the pattern.
11595 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
11598 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
11599 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
11600 * config/sh/sh.md (sindf2, cosdf2): Remove.
11602 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
11605 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
11606 prologue for unwinder and profiler.
11608 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
11610 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
11611 Introduce emul_name to select the right linker emulation for
11612 powerpc64-*-freebsd*.
11613 * configure: Regenerate.
11614 * config.gcc: Add bits to support powerpc64-*-freebsd*.
11615 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
11616 * config/rs6000/freebsd64.h: New file.
11617 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
11619 (rs6000_savres_strategy): Likewise.
11620 (rs6000_savres_routine_name): Likewise.
11621 (rs6000_elf_file_end): Likewise.
11622 * config/rs6000/t-freebsd64: New file.
11623 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
11624 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
11626 * config/rs6000/freebsd64.h: Remove duplicated entries from last
11628 * config/rs6000/t-freebsd64: Likewise.
11630 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
11632 PR rtl-optimization/52543
11634 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
11635 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
11636 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
11637 (avr_load_libgcc_p): Restrict to __flash loads.
11638 (avr_out_lpm): Only handle 1-byte loads from __flash.
11639 (avr_load_lpm): New function.
11640 (avr_find_unused_d_reg): Remove.
11641 (avr_out_lpm_no_lpmx): Remove.
11642 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
11643 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
11644 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
11645 (load_<mode>, load_<mode>_clobber): New insns.
11646 (mov<mode>): For multi-byte move from non-generic
11647 16-bit address spaces: Expand to load_<mode> resp.
11648 load_<mode>_clobber.
11649 (load<mode>_libgcc): Remove expander.
11650 (split-lpmx): Remove split.
11652 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
11654 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
11655 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
11656 All callers changed.
11657 (Fixed_core_reg): New feature.
11658 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
11660 * neon-testgen.ml: Handle Fixed_core_reg.
11662 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
11664 * config/arm/arm.c (thumb2_reorg): Add complete support
11665 for 16-bit instructions.
11666 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
11668 2012-03-21 Richard Guenther <rguenther@suse.de>
11670 PR tree-optimizer/52636
11671 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
11672 to the appropriate type.
11674 2012-03-21 Richard Guenther <rguenther@suse.de>
11676 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
11678 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
11679 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
11680 * passes.c (init_optimization_passes): Remove pass_init_function,
11681 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
11682 * tree-pass.h (pass_init_function): Remove.
11683 (pass_jump): Remove.
11684 (pass_initial_value_sets): Remove.
11685 (pass_unshare_all_rtl): Remove.
11686 * integrate.c (pass_initial_value_sets): Remove.
11687 * emit-rtl.c (pass_unshare_all_rtl): Remove.
11688 * tree.h (init_function_for_compilation): Remove.
11689 * function.c (init_function_for_compilation): Remove.
11690 (pass_init_function): Remove.
11691 * cfgcleanup.c (rest_of_handle_jump): Remove.
11692 (pass_jump): Remove.
11694 2012-03-20 Jason Merrill <jason@redhat.com>
11696 * tree-streamer-in.c (streamer_alloc_tree): Call
11697 ggc_alloc_zone_cleared_tree_node instead of
11698 ggc_alloc_zone_cleared_tree_node_stat.
11700 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
11702 * doc/extend.texi (Template Instantiation): Remove anachronisms.
11704 2012-03-20 Jakub Jelinek <jakub@redhat.com>
11707 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
11708 (ix86_expand_vec_perm_const_1): Call it.
11710 * config/i386/i386.c (vselect_insn): New variable.
11711 (init_vselect_insn): New function.
11712 (expand_vselect, expand_vselect_insn): Add testing_p argument.
11713 Call init_vselect_insn if vselect_insn is NULL. Adjust
11714 PATTERN (vselect_insn), instead of creating a new insn each time,
11715 only emit a copy of it if not testing and recog has been successful.
11716 (expand_vec_perm_pshufb, expand_vec_perm_1,
11717 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
11721 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
11722 ("enabled" attribute): Handle avx2 and noavx2 isas.
11723 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
11725 (vec_dup<mode>): Add avx2 =x,x alternative.
11726 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
11727 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
11728 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
11729 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
11731 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
11732 if possible, handle also V8SFmode.
11734 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
11736 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
11737 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
11738 reg_or_zero_operand predicate.
11739 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
11741 2012-03-20 Jakub Jelinek <jakub@redhat.com>
11743 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
11744 If operand isn't UNSPEC, return 0.
11746 2012-03-20 Richard Guenther <rguenther@suse.de>
11748 * tree-pass.h (pass_rtl_eh): Remove.
11749 * except.c (gate_handle_eh): Likewise.
11750 (rest_of_handle_eh): Likewise.
11751 (pass_rtl_eh): Likewise.
11752 (finish_eh_generation): Export.
11753 * except.h (finish_eh_generation): Declare.
11754 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
11755 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
11756 after expanding stack alignment. Instead of compacting blocks
11759 2012-03-20 Richard Guenther <rguenther@suse.de>
11761 * stor-layout.c (finish_bitfield_representative): Fallback
11762 to conservative maximum size if the padding up to the next
11763 field cannot be computed as a constant.
11764 (finish_bitfield_layout): If we cannot compute the distance
11765 between the start of the bitfield representative and the
11766 bitfield member start a new representative.
11767 * expr.c (get_bit_range): The distance between the start of
11768 the bitfield representative and the bitfield member is zero
11769 if the field offsets are not constants.
11771 2012-03-20 Tristan Gingold <gingold@adacore.com>
11773 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
11774 convert in lowercase.
11775 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
11776 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
11777 * stor-layout.c (sizetype_tab): Adjust.
11778 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
11779 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
11780 instead of type_kind_last.
11781 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
11782 instead of size_int_kind.
11783 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
11784 * doc/tm.texi: Regenerate.
11785 * defaults.h (SIZETYPE): Provide a default value.
11786 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
11787 (SIZETYPE): Define.
11789 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
11791 * config/sh/sh.md: Use braced string notation where applicable.
11793 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
11795 * config/i386/i386.md (allocate_stack): Simplify.
11797 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
11799 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
11800 copy_to_mode_reg (Pmode, ...).
11801 (expand_builtin_frame_address): Ditto.
11802 * expr.c (emit_block_move_via_libcall): Ditto.
11803 (set_storage_via_libcall): Ditto.
11805 * config/i386/i386.c (ix86_expand_movmem): Ditto.
11806 (ix86_expand_setmem): Ditto.
11807 (ix86_trampoline_init): DItto.
11808 * config/i386/i386.md (cmpstrnsi): Ditto.
11810 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
11812 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
11813 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
11814 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
11815 (SH Options): Likewise.
11817 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
11819 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
11820 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
11821 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
11822 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
11823 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
11826 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
11828 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
11829 * config/i386/i386.c (ix86_decompose_address): Use
11830 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
11831 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
11832 thread pointer to a register.
11835 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
11837 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
11838 if Pmode != word_mode.
11839 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
11840 Pmode == SImode for TARGET_X32.
11842 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
11843 (tls_initial_exec_x32): Likewise.
11845 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
11848 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
11849 DISP_ADDR_OFFSET): New macros.
11850 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
11851 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
11852 (sh_legitimize_address): Add QImode displacement handling.
11853 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
11855 (sh_secondary_reload): Add QImode displacement handling.
11856 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
11857 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
11858 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
11859 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
11860 to register operands only.
11861 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
11862 (extendqihi2): Change insn to expander.
11863 (*extendqihi2_compact_reg): New insn.
11864 (movqi_i, movqi): Replace with ...
11865 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
11866 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
11867 Add new peepholes for QImode displacement addressing.
11869 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
11872 * doc/invoke.texi: Document -Wuseless-cast.
11874 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
11876 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
11877 * tree.h (handled_component_p): Reorder cases.
11878 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
11879 not initialize unsignedp.
11880 (loc_list_from_tree): Likewise.
11881 (fortran_common): Likewise.
11882 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
11884 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
11886 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
11887 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
11888 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
11889 (ix86_split_long_move): Ditto.
11890 (legitimize_tls_address): Use ix86_gen_sub3.
11891 (construct_plt_address): Assert that Pmode == DImode.
11893 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
11895 * config/i386/i386.md: Remove empty predicates and/or constraints.
11896 * config/i386/sync.md: Ditto.
11897 * config/i386/sse.md: Ditto.
11898 * config/i386/mmx.md: Ditto.
11899 * config/i386/pentium.md: Ditto.
11900 * config/i386/athlon.md: Ditto.
11902 2012-03-16 Richard Guenther <rguenther@suse.de>
11904 PR tree-optimization/52603
11905 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
11909 2012-03-14 Richard Guenther <rguenther@suse.de>
11911 PR tree-optimization/52571
11912 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
11913 flag_section_anchors check ...
11914 (vect_can_force_dr_alignment_p): ... here.
11916 2012-03-16 Martin Jambor <mjambor@suse.cz>
11918 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
11919 memory through MEM_REFs by calling extract_bit_field.
11921 2012-03-16 Richard Guenther <rguenther@suse.de>
11923 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
11924 and REFERENCE_TYPE interpretations.
11925 (can_native_interpret_type_p): New function.
11926 (fold_ternary_loc): Use native encode/interpret to fold
11927 BIT_FIELD_REFs of constants.
11929 2012-03-16 Richard Guenther <rguenther@suse.de>
11931 PR middle-end/52584
11932 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
11933 of vector constants and constructors.
11935 2012-03-16 Richard Guenther <rguenther@suse.de>
11937 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
11938 VIEW_CONVERT_EXPR to convert constants.
11939 (vect_is_simple_use): Treat all constants as vec_constant_def.
11941 2012-03-16 Richard Guenther <rguenther@suse.de>
11942 Kai Tietz <ktietz@redhat.com>
11944 PR middle-end/48814
11945 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
11946 side-effects completely in the pre-queue and use a temporary
11949 2012-03-16 Richard Guenther <rguenther@suse.de>
11951 * stor-layout.c (finish_bitfield_representative): Fall back
11952 to the conservative maximum size if we cannot compute the
11953 size of the tail padding.
11955 2012-03-16 Tristan Gingold <gingold@adacore.com>
11957 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
11958 __CRTL_VER and __VMS_VER.
11959 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
11960 and vms_c_get_vms_ver.
11961 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
11963 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
11964 (VMS_DEFAULT_VMS_VER): Define.
11965 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
11966 (VMS_DEFAULT_VMS_VER): Define.
11968 2012-03-16 Richard Guenther <rguenther@suse.de>
11970 * tree-vect-loop.c (get_initial_def_for_induction): Use
11971 build_constructor directly.
11972 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
11973 build_vector_from_val.
11974 * tree.c (build_vector_from_val): Avoid creating a constructor
11975 first when we want a constant vector.
11977 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11979 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
11981 2012-03-16 Richard Guenther <rguenther@suse.de>
11983 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
11984 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
11985 (struct tree_vector): Remove elements member, add variable size
11987 (build_vector_stat): Declare.
11988 (build_vector): Define in terms of build_vector_stat.
11989 * tree.c (build_vector): Rename to ...
11990 (build_vector_stat): ... this. Take array of trees as parameter.
11991 (build_vector_from_ctor): Adjust.
11992 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
11993 initializer_zerop): Adjust.
11994 * cfgexpand.c (expand_debug_expr): Likewise.
11995 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
11996 const_vector_from_tree): Likewise.
11997 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
11998 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
11999 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
12000 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
12001 (lto_input_ts_vector_tree_pointers): Adjust.
12002 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
12003 (write_ts_vector_tree_pointers): Adjust.
12004 * varasm.c (const_hash_1, compare_constant, copy_constant,
12005 output_constant): Adjust.
12006 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
12007 * print-tree.c (print_node): Adjust.
12008 * tree-pretty-print.c (dump_generic_node): Adjust.
12009 * tree-vect-generic.c (uniform_vector_p, vector_element,
12010 lower_vec_perm): Adjust.
12011 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
12012 * tree-vect-slp.c (vect_get_constant_vectors,
12013 vect_transform_slp_perm_load): Adjust.
12014 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
12015 * expmed.c (make_tree): Adjust.
12016 * config/i386/i386.c (ix86_expand_builtin): Adjust.
12017 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
12018 and implementation.
12019 (sparc_fold_builtin): Adjust.
12021 2012-03-16 Tristan Gingold <gingold@adacore.com>
12023 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
12024 * config/vms/vms-stdint.h: New file.
12026 2012-03-16 Tristan Gingold <gingold@adacore.com>
12028 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
12029 (ia64-hp-*vms*): Replaced by ...
12030 (*-*-*vms*): ... This new entry.
12032 2012-03-15 Jakub Jelinek <jakub@redhat.com>
12035 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
12036 (ix86_expand_vec_perm_const_1): Use it.
12039 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
12040 (avx2_permv4df): Remove.
12041 (avx2_permv4di): Macroize into...
12042 (avx2_perm<mode>): ... this using VI8F_256 iterator.
12043 (avx2_permv4di_1): Macroize into...
12044 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
12046 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
12048 * combine.c (apply_distributive_law): Do not distribute SUBREG.
12050 2012-03-15 Ira Rosen <irar@il.ibm.com>
12051 Ulrich Weigand <ulrich.weigand@linaro.org>
12053 * tree-vect-patterns.c (widened_name_p): Rename to ...
12054 (type_conversion_p): ... this. Add new argument to determine
12055 if it's a promotion or demotion operation. Check for
12056 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
12057 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
12059 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
12060 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
12062 (vect_recog_mixed_size_cond_pattern): Likewise and allow
12063 non-constant then and else clauses.
12065 2012-03-15 Ira Rosen <irar@il.ibm.com>
12066 Ulrich Weigand <ulrich.weigand@linaro.org>
12068 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
12069 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
12070 vect_pattern_recog.
12071 * tree-vect-patterns.c (widened_name_p): Pass basic block
12072 info to vect_is_simple_use.
12073 (vect_recog_dot_prod_pattern): Fail for basic blocks.
12074 (vect_recog_widen_sum_pattern): Likewise.
12075 (vect_handle_widen_op_by_const): Support basic blocks.
12076 (vect_operation_fits_smaller_type,
12077 vect_recog_over_widening_pattern): Likewise.
12078 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
12079 Update call to vect_is_simple_use.
12080 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
12082 (check_bool_pattern): Add an argument, update call to
12083 vect_is_simple_use and the recursive calls.
12084 (vect_recog_bool_pattern): Update relevant function calls.
12086 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
12087 (vect_pattern_recog_1): Check for reduction only in loops.
12088 (vect_pattern_recog): Add new argument. Support basic blocks.
12089 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
12090 info to vect_is_simple_use_1.
12091 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
12092 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
12094 2012-03-15 Jakub Jelinek <jakub@redhat.com>
12095 Andrew Pinski <apinski@cavium.com>
12097 PR middle-end/52592
12098 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
12099 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
12100 calls instead of __builtin_ir{int,ound}*.
12102 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12104 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
12107 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
12109 * config.gcc (target_type_format_char): New. Document it. Set it for
12111 * configure.ac (gnu_unique_option): Use target_type_format_char
12112 in test. Comment rationale.
12113 * configure: Regenerate .
12115 2012-03-15 Jakub Jelinek <jakub@redhat.com>
12117 PR tree-optimization/52267
12118 * tree-vrp.c (masked_increment): New function.
12119 (register_edge_assert_for_2): Derive ASSERT_EXPRs
12120 from (X & CST1) cmp CST2 tests.
12122 2012-03-15 Richard Guenther <rguenther@suse.de>
12124 PR middle-end/52580
12125 * tree-data-ref.c (subscript_dependence_tester_1): Check
12126 all dimensions for non-conflicting access functions.
12128 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
12131 * doc/invoke.texi [C++ Language Options]: Document
12132 -ftemplate-backtrace-limit.
12134 2012-03-15 Tristan Gingold <gingold@adacore.com>
12136 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
12137 before a parameter.
12139 2012-03-15 Tristan Gingold <gingold@adacore.com>
12141 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
12142 use DW_OP_call_frame_cfa.
12144 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
12147 * config/i386/i386-opts.h (pmode): New.
12149 * config/i386/i386.c (ix86_option_override_internal): Properly
12150 check and set ix86_pmode.
12152 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
12154 * config/i386/i386.opt (maddress-mode=): New.
12156 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
12158 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12160 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
12161 (dwarf2out_do_cfi_asm): Likewise.
12162 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
12164 (add_data_member_location_attribute): Likewise.
12165 (gen_array_type_die): Likewise.
12166 (gen_subprogram_die): Likewise.
12167 (gen_producer_string): Likewise.
12168 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
12169 Remove MIPS_DEBUGGING_INFO handling.
12170 (sdb_debug_hooks): Likewise.
12171 (sdbout_begin_block): Likewise.
12172 (sdbout_end_block): Likewise.
12173 (sdbout_begin_prologue): Likewise.
12174 (sdbout_start_source_file): Likewise.
12175 (sdbout_end_source_file): Likewise.
12176 (sdbout_init): Likewise.
12177 * system.h (MIPS_DEBUGGING_INFO): Poison.
12179 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12181 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
12182 (alpha_file_start) [MS_STAMP]: Remove.
12184 * config/alpha/elf.h (TARGET_GAS): Remove.
12185 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
12186 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
12187 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
12188 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
12189 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
12190 (alpha*-*-freebsd*): Likewise.
12191 (alpha*-*-netbsd*): Likewise.
12192 (alpha*-*-openbsd*): Likewise.
12193 (alpha*-*-*): Remove target_cpu_default2.
12194 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
12196 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
12197 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
12198 * config/alpha/alpha.c (print_operand): Always assume
12199 TARGET_AS_SLASH_BEFORE_SUFFIX.
12200 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
12201 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
12202 ("*builtin_setjmp_receiver_er_1"): Remove.
12203 * config/alpha/alpha.opt (malpha-as): Remove.
12205 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
12207 Remove DEC Unix reference.
12209 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
12210 (EXTENDED_COFF): Remove.
12211 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
12212 (EXTENDED_COFF): Don't undef.
12213 * config/alpha/alpha.c (alpha_file_start): Always assume
12215 Don't set targetm.asm_file_start_file_directive.
12216 [!OBJECT_FORMAT_ELF]: Remove.
12217 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
12219 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
12220 (DBX_DEBUGGING_INFO): Remove.
12221 (MIPS_DEBUGGING_INFO): Remove.
12222 (PREFERRED_DEBUGGING_TYPE): Remove.
12223 (DBX_OUTPUT_SOURCE_LINE): Remove.
12224 (SDB_OUTPUT_SOURCE_LINE): Remove.
12225 (DBX_CONTIN_LENGTH): Remove.
12226 (NO_DBX_FUNCTION_END): Remove.
12227 (ASM_STABS_OP): Remove.
12228 (ASM_STABN_OP): Remove.
12229 (ASM_STABD_OP): Remove.
12230 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
12231 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
12232 (PUT_SDB_DEF): Remove.
12233 (PUT_SDB_PLAIN_DEF): Remove.
12234 (PUT_SDB_TYPE): Remove.
12235 (sdb_label_count): Remove.
12236 (PUT_SDB_BLOCK_START): Remove.
12237 (PUT_SDB_BLOCK_END): Remove.
12238 (PUT_SDB_FUNCTION_START): Remove.
12239 (PUT_SDB_FUNCTION_END): Remove.
12240 (PUT_SDB_EPILOGUE_END): Remove.
12241 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
12242 (MIPS_DEBUGGING_INFO): Don't undef.
12243 (DBX_DEBUGGING_INFO): Don't undef.
12244 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
12245 (MIPS_DEBUGGING_INFO): Don't undef.
12246 (DBX_DEBUGGING_INFO): Don't undef.
12247 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
12248 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
12250 (alpha_start_function): Likewise.
12251 (sdb_label_count): Remove.
12252 (alpha_output_filename): Remove DBX_DEBUG handling.
12253 (alpha_file_start): Likewise.
12255 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12257 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
12258 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
12259 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
12261 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
12262 (ld_tls_support): Remove Solaris 8 references.
12263 (lwp_dir, lwp_spec): Remove support for alternate thread library.
12264 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
12265 * configure: Regenerate.
12266 * config.in: Regenerate.
12268 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
12269 * config/i386/sol2.h: Remove Solaris 8 references.
12271 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
12272 (i?86-*-solaris2.9): ... this.
12273 Remove Solaris 8 references.
12274 (Specific, *-*-solaris2*): Document Solaris 8 removal.
12275 Remove Solaris 8 references.
12277 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12279 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
12280 (mips-sgi-irix6.5*): Remove.
12281 * config.host (mips-sgi-irix*): Remove.
12282 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
12283 (set_have_as_tls): Remove *-*-irix6*.
12284 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
12285 * configure: Regenerate.
12287 * config/mips/iris6.h: Remove.
12288 * config/mips/iris6.opt: Remove.
12289 * config/mips/t-irix6: Remove.
12291 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
12292 (TARGET_IRIX6): Remove.
12293 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
12294 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
12295 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
12297 (mips_file_start): Likewise.
12298 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
12300 * config/mips/driver-native.c [__sgi__]: Remove.
12301 (host_detect_local_cpu) [__sgi__]: Remove.
12303 * config/mips/gnu-user.h: Remove iris5.h reference.
12305 * config/mips/mips-modes.def: Remove IRIX 6 reference.
12306 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
12307 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
12310 * gcc.c (main): Move asm_debug initialization ...
12311 (asm_debug): ... here.
12313 * ginclude/stddef.h (__STDDEF_H__): Don't define.
12315 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
12316 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
12317 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
12318 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
12319 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
12320 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
12322 * doc/tm.texi: Regenerate.
12324 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
12326 (MIPS Options, -march): Remove IRIX reference.
12327 * doc/install.texi (Binaries, SGI IRIX): Remove.
12328 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
12330 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
12332 2012-03-14 Martin Jambor <mjambor@suse.cz>
12334 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
12335 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
12336 (expand_expr_real_1): Do not handle misalignment if modifier is
12339 2012-03-14 Richard Guenther <rguenther@suse.de>
12341 PR middle-end/52584
12342 * tree-vect-generic.c (type_for_widest_vector_mode): Take
12343 element type instead of mode, use build_vector_type_for_mode
12344 instead of the langhook, build a vector of proper signedness.
12345 (expand_vector_operations_1): Adjust.
12347 2012-03-14 Richard Guenther <rguenther@suse.de>
12349 PR middle-end/52582
12350 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
12351 a cgraph node for a FUNCTION_DECL that comes from a constructor.
12352 (gimple_get_virt_method_for_binfo): Likewise.
12354 2012-03-14 Richard Guenther <rguenther@suse.de>
12356 PR tree-optimization/52571
12357 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
12358 flag_section_anchors check ...
12359 (vect_can_force_dr_alignment_p): ... here. Do not re-align
12360 DECL_COMMON variables.
12362 2012-03-14 Richard Guenther <rguenther@suse.de>
12364 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
12365 * stor-layout.c (start_bitfield_representative): New function.
12366 (finish_bitfield_representative): Likewise.
12367 (finish_bitfield_layout): Likewise.
12368 (finish_record_layout): Call finish_bitfield_layout.
12369 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
12370 for QUAL_UNION_TYPE fields.
12371 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
12372 Stream DECL_BIT_FIELD_REPRESENTATIVE.
12373 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
12375 PR middle-end/52080
12376 PR middle-end/52097
12377 PR middle-end/48124
12378 * expr.c (get_bit_range): Unconditionally extract bitrange
12379 from DECL_BIT_FIELD_REPRESENTATIVE.
12380 (expand_assignment): Adjust call to get_bit_range.
12382 2012-03-14 Richard Guenther <rguenther@suse.de>
12384 PR middle-end/52578
12385 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
12386 the outermost conversion is a sign-change only.
12387 (fold_binary_loc): Disregard widening and sign-changing
12388 conversions when we determine if two variables are equal
12390 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
12391 (T1)x if the outermost conversion is a sign-change only.
12393 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
12396 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
12398 * config/i386/predicates.md (constant_call_address_operand): Declare
12399 as special predicate. Update all uses.
12401 2012-03-13 Jakub Jelinek <jakub@redhat.com>
12404 * c-parser.c (c_parser_postfix_expression)
12405 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
12407 * config/i386/smmintrin.h: Avoid /* within a comment.
12408 * config/i386/nmmintrin.h: Likewise.
12410 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
12412 * config/i386/i386.md (xbegin): Remove constraint from expander.
12414 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
12416 * config/i386/predicates.md (constant_call_address_operand): Declare
12417 as special predicate. Update all uses.
12418 * config/i386/i386.md: Remove mode from constant_call_address_operand
12420 * config/i386/i386.c (ix86_output_call_insn): Call
12421 constant_call_address_operand with VOIDmode.
12423 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
12425 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
12426 AND zero extended address correctly.
12428 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
12430 * config/i386/predicates.md (tls_symbolic_operand): Declare as
12432 (tls_modbase_operand): Ditto.
12433 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
12434 tls_modbase_operand predicates.
12436 2012-03-13 Martin Jambor <mjambor@suse.cz>
12438 * expr.c (expand_assignment): Handle misaligned scalar writes to
12439 memory through top-level MEM_REFs by calling store_bit_field.
12441 2012-03-13 Richard Guenther <rguenther@suse.de>
12443 PR middle-end/52134
12444 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
12445 if Y is a constant multiple of 1 << CST.
12447 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
12450 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
12451 offset (size) to a value the insns can deal with.
12452 (expand_epilogue): Ditto.
12454 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12456 * config/arm/neon.ml (ops): Fixup expected instructions for
12457 unsigned vector compares.
12459 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
12461 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
12462 addresses only when %reg is not in word mode.
12464 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12466 * config/microblaze/microblaze.md: Fix typo.
12467 * tree-if-conv.c: Likewise.
12468 * tree-vect-patterns.c: Likewise.
12470 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12472 * config.gcc (extra_passes): Remove.
12473 * configure.ac (extra_passes): Don't substitute.
12474 * configure: Regenerate.
12475 * Makefile.in (EXTRA_PASSES): Remove.
12476 (GCC_PASSES): Remove $(EXTRA_PASSES).
12477 (MOSTLYCLEANFILES): Likewise.
12478 (native): Likewise.
12479 (install-common): Likewise.
12481 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
12483 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
12484 * config/i386/i386.c (ix86_decompose_address): Use
12485 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
12486 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
12487 thread pointer to a register.
12489 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
12491 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
12492 on tls_symbolic_operand.
12493 (tls_global_dynamic_64_<mode>): Likewise.
12495 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
12498 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
12499 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
12501 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
12504 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
12505 type from reg_class_t to enum reg_class.
12506 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
12508 2012-03-12 Andrew Pinski <apinski@cavium.com>
12510 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
12511 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
12512 (value_replacement): Likewise.
12513 (empty_block_p): Check also if the PHIs for the block are empty.
12515 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
12518 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
12519 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
12520 r184615 from 2012-02-28.
12522 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
12524 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
12525 (ix86_gen_tls_local_dynamic_base_64): Likewise.
12526 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
12527 and ix86_gen_tls_local_dynamic_base_64.
12528 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
12529 ix86_gen_tls_local_dynamic_base_64.
12531 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
12532 (*tls_global_dynamic_64_<mode>): This.
12533 (tls_global_dynamic_64): Renamed to ...
12534 (tls_global_dynamic_64_<mode>): This.
12535 (*tls_local_dynamic_base_64): Renamed to ...
12536 (*tls_local_dynamic_base_64_<mode>): This.
12537 (tls_local_dynamic_base_64): Renamed to ...
12538 (tls_local_dynamic_base_64_<mode>): This.
12540 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
12542 * config/i386/i386.c (ix86_option_override_internal): Properly
12543 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
12544 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
12545 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
12546 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
12548 * config/i386/sse.md (sse3_monitor64): Renamed to ...
12549 (sse3_monitor64_<mode>): This.
12551 2012-03-12 Tristan Gingold <gingold@adacore.com>
12553 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
12554 (ia64_function_arg_advance): Ditto.
12556 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12558 * config.gcc (mips*-*-openbsd*): Remove.
12559 * config/mips/openbsd.h: Remove.
12560 * config/mips/sdb.h: Remove.
12562 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
12563 * config/mips/mips.c (sdb_label_count): Remove.
12564 (mips_debugger_offset): Remove #if 0 code.
12565 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
12566 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
12568 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12570 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
12571 binutils reference.
12572 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
12573 Update binutils references.
12574 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
12575 Update binutils reference.
12576 Update Sun as/GNU ld caveat.
12577 Document binutils largefile requirement for LTO plugin.
12578 Remove reference to alternate libpthread.
12580 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12582 * config.gcc (alpha*-dec-osf5.1*): Remove.
12583 * config.host (alpha*-dec-osf*): Remove.
12584 * configure.ac (*-*-osf*): Remove.
12585 (alpha*-dec-osf*): Remove.
12586 * configure: Regenerate.
12588 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
12589 config/alpha/va_list.h, config/alpha/x-osf: Remove.
12591 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
12592 * config/alpha/alpha.c (struct machine_function): Update comment.
12593 (alpha_start_function): Remove Tru64 UNIX as handling for
12595 * config/alpha/alpha.md ("exception_receiver"): Remove
12596 TARGET_LD_BUGGY_LDGP.
12597 ("*exception_receiver_2"): Likewise.
12598 * except.c (finish_eh_generation): Remove Tru64 reference.
12599 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
12600 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
12601 * target.def (handle_pragma_extern_prefix): Remove.
12603 * Makefile.in (mips-tfile.o-warn): Remove.
12604 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
12605 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
12606 * mips-tdump.c, mips-tfile.c: Remove.
12608 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
12610 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
12611 (Specific, alpha*-dec-osf5.1): Note removal.
12612 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
12614 * doc/tm.texi: Regenerate.
12615 * doc/trouble.texi (Cross-Compiler Problems): Remove.
12617 2012-03-12 Richard Guenther <rguenther@suse.de>
12619 * config/arm/arm.c (neon_dereference_pointer): Do not call
12620 covert during RTL expansion.
12622 2012-03-12 Tristan Gingold <gingold@adacore.com>
12624 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
12625 Options. Mention -mpointer-size.
12627 2012-03-12 Richard Guenther <rguenther@suse.de>
12629 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
12630 build_nonstandard_integer_type.
12632 2012-03-12 Richard Guenther <rguenther@suse.de>
12634 * tree.c (signed_or_unsigned_type_for): Use
12635 build_nonstandard_integer_type.
12636 (signed_type_for): Adjust documentation.
12637 (unsigned_type_for): Likewise.
12638 * tree-pretty-print.c (dump_generic_node): Use standard names
12639 for non-standard integer types if available.
12641 2012-03-12 Tristan Gingold <gingold@adacore.com>
12643 * config/vms/vms.opt: Add vms-opts.h header.
12644 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
12646 (-mvms-return-codes): Document.
12647 (-mpointer-size): New option.
12648 (vms_pointer_size): Add enumeration.
12649 * config/vms/vms-opts.h: New file.
12650 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
12651 __INITIAL_POINTER_SIZE.
12652 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
12653 (C_COMMON_OVERRIDE_OPTIONS): Define.
12654 (DWARF2_ADDR_SIZE): Define.
12655 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
12656 * config/vms/vms-protos.h (vms_c_common_override_options):
12658 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
12659 if -mno-pointer-size.
12660 (vms_c_common_override_options): New function.
12661 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
12662 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
12663 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
12664 and flag_vms_pointer_size.
12665 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
12666 * config.gcc (*-*-*vms*): Define xm_file.
12667 (alpha*-dec-*vms*): Do not define xm_file.
12668 (alpha64-dec-*vms*): Remove.
12669 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
12672 2012-03-12 Jakub Jelinek <jakub@redhat.com>
12674 PR tree-optimization/51721
12675 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
12676 if (int) unsvar cmp CST.
12678 2012-03-12 Richard Guenther <rguenther@suse.de>
12680 * tree-sra.c (create_access_replacement): Only rename the replacement
12681 if we can rewrite it into SSA form. Properly mark register typed
12682 replacements that we cannot rewrite with TREE_ADDRESSABLE.
12683 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
12684 for aggregate or BLKmode results.
12686 2012-03-12 Jakub Jelinek <jakub@redhat.com>
12688 PR tree-optimization/52533
12689 * tree-vrp.c (register_edge_assert_for_2): Use double_int
12690 type for mask, only handle shifts by non-zero in-range
12691 shift count, for LE_EXPR and GT_EXPR if new_val is
12692 maximum, don't add the assertion.
12694 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
12696 * doc/invoke.texi: Document -mrtm option.
12697 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
12698 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
12699 (ix86_handle_option): Handle OPT_mrtm.
12700 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
12702 (x86_64-*-*): Ditto.
12703 * i386-builtin-types.def (INT_FTYPE_VOID): New.
12704 * config/i386/i386-c.c (ix86_target_macros_internal): Define
12706 (ix86_target_string): Define -mrtm option.
12708 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
12710 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
12711 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
12712 IX86_BUILTIN_XTEST.
12713 (bdesc_special_args): Ditto.
12714 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
12715 (ix86_expand_special_args_builtin): Handle new built-in type.
12716 (ix86_expand_builtin): Handle XABORT instruction.
12717 * config/i386/i386.h (TARGET_RTM): New.
12718 * config/i386/i386.md (UNSPECV_XBEGIN): New.
12719 (UNSPECV_XEND): Ditto.
12720 (UNSPECV_XABORT): Ditto.
12721 (UNSPECV_XTEST): Ditto.
12728 * config/i386/i386.opt (mrtm): New.
12729 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
12730 * config/i386/rtmintrin.h: New header.
12731 * config/i386/xtestintrin.h: Ditto.
12733 2012-03-12 Tristan Gingold <gingold@adacore.com>
12735 * ginclude/stddef.h: Adjust previous patch.
12736 Use __VMS__ instead of VMS.
12738 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
12740 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
12741 Also convert sequences with CC setting arithmetic instruction.
12743 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
12745 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
12746 from C Language Options to Preprocessor Options.
12747 (C Dialect Options): Move -no-integrated-cpp documentation
12749 (Preprocessor Options): ...to here. Rewrite the description
12750 so it makes more sense, and remove discussion of merging front ends.
12752 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
12754 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
12756 (ix86_expand_setmem): Likewise.
12758 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
12760 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
12763 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
12765 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
12766 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
12768 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
12770 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
12772 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
12774 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
12777 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
12778 Uros Bizjak <ubizjak@gmail.com>
12780 * config/i386/predicates.md (call_insn_operand): Allow
12781 constant_call_address_operand in Pmode only.
12782 (sibcall_insn_operand): Ditto.
12783 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
12784 (*call_vzeroupper): Ditto.
12786 (*sibcall_vzeroupper): Ditto.
12787 (*call_value): Ditto.
12788 (*call_value_vzeroupper): Ditto.
12789 (*sibcall_value): Ditto.
12790 (*sibcall_value_vzeroupper): Ditto.
12791 (*indirect_jump): Ditto.
12792 (*tablejump_1): Ditto.
12793 (indirect_jump): Convert memory address to word mode for TARGET_X32.
12794 (tablejump): Ditto.
12795 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
12798 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
12801 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
12802 Use movrt_negc instead of negc pattern for non-SH2A.
12803 (*movnegt): Remove.
12804 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
12806 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
12808 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
12809 if Pmode != word_mode.
12810 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
12811 Pmode == SImode for TARGET_X32.
12813 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
12814 (tls_initial_exec_x32): Likewise.
12816 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
12818 PR rtl-optimization/52528
12819 * combine.c (can_combine_p): Add setting of subst_low_luid
12820 before call to expand_field_assignment().
12822 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
12824 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
12825 and related program names.
12827 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
12829 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
12831 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
12834 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
12835 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
12836 to set code to 'q'.
12837 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
12838 (*movdi_internal_rex64): Use %E operand modifier for lea.
12839 (*movsi_internal): Ditto.
12841 (*lea<mode>_2): Ditto.
12842 (*lea_{3,4,5,6}_zext): Ditto.
12843 (*tls_global_dynamic_32_gnu): Ditto.
12844 (*tls_global_dynamic_64): Ditto.
12845 (*tls_dynamic_gnu2_lea_32): Ditto.
12846 (*tls_dynamic_gnu2_lea_64): Ditto.
12847 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
12849 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
12851 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
12852 redefine to be NULL if the current bit-size is different from the
12853 configured bit-size.
12855 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
12856 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
12857 set the default tuning. Add asserts to make sure the cpu and tune
12858 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
12859 test whether the index is set, instead of > 0.
12860 (rs6000_file_start): Do not reset the default cpu if the current
12861 bit-size is different from the configured bit-size.
12863 2012-03-09 Tristan Gingold <gingold@adacore.com>
12865 * config/vms/vms-crtlmap.map: Add comments.
12866 Add entries needed to build Ada RTS.
12868 2012-03-09 Tristan Gingold <gingold@adacore.com>
12870 * ginclude/stddef.h: Do not define __size_t on VMS.
12872 2012-03-09 Tristan Gingold <gingold@adacore.com>
12874 * c-tree.h (c_default_pointer_mode): New variable.
12875 * c-decl.c (c_default_pointer_mode): New variable.
12876 (c_build_pointer_type): New function.
12877 (grokdeclarator): Call c_build_pointer_type instead
12878 of build_pointer_type.
12880 * config/vms/vms-c.c: Include c-tree.h
12881 (saved_pointer_mode): New variable.
12882 (handle_pragma_pointer_size): New function.
12883 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
12884 (vms_c_register_pragma): Register __pointer_size and
12885 __required_pointer_size pragmas.
12887 2012-03-09 Tristan Gingold <gingold@adacore.com>
12889 * config/vms/vms-c.c (vms_construct_include_filename): New function.
12890 (vms_c_register_includes): Reference it.
12892 2012-03-09 Andrew Pinski <apinski@cavium.com>
12894 PR middle-end/51988
12895 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
12896 print_generic_expr.
12897 (tree_ssa_phiopt_worker): Go through all the PHIs for
12898 value_replacement instead of just the singleton one.
12899 (value_replacement): Change return type to int. Return 0 instead of
12901 Allow the middle basic block to contain more than just the defining
12903 Handle non empty middle basic blocks.
12904 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
12906 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
12908 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
12909 array reference and component reference.
12910 (analyze_scalar_evolution_for_address_of): New.
12912 2012-03-08 Jie Zhang <jzhang918@gmail.com>
12915 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
12916 (hwloop_pattern_reg): Fix set but not used warning.
12917 (bfin_reorg_loops): Remove unused parameter.
12918 (bfin_reorg): Update use of bfin_reorg_loops.
12920 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
12922 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
12923 with integer parameters in registers.
12924 (gen_push): Push register in word_mode instead of Pmode.
12925 (ix86_emit_save_regs): Likewise.
12926 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
12927 (gen_pop): Pop register in word_mode instead of Pmode.
12928 (ix86_emit_restore_regs_using_pop): Likewise.
12929 (ix86_expand_prologue): Replace Pmode with word_mode for push
12930 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
12931 restore RAX and R10 in word_mode.
12932 (ix86_emit_restore_regs_using_mov): Restore integer registers
12934 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
12936 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
12937 (ix86_split_long_move): Likewise.
12939 * config/i386/i386.md (W): New.
12940 (*push<mode>2_prologue): Replace :P with :W.
12941 (*pop<mode>1): Likewise.
12942 (*pop<mode>1_epilogue): Likewise.
12943 (push/pop peephole2): Use word_mode scratch registers.
12945 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
12947 * config/i386/predicates.md (indirect_branch_operand): Simplify.
12949 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
12951 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
12952 for constants in [-63,63].
12954 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
12958 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
12960 * config/i386/i386.c (ix86_print_operand_address): Only handle
12961 zero-extended DImode addresses.
12963 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12965 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
12966 * configure: Regenerate.
12968 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
12971 * config/avr/avr.c (avr_mem_clobber): New static function.
12972 (avr_expand_delay_cycles): Add memory clobber operand to
12973 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
12974 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
12975 (enable_interrupt, disable_interrupt): New expander.
12976 (nopv, sleep, wdr): New expanders.
12977 (delay_cycles_1): Add memory clobber.
12978 (delay_cycles_2): Add memory clobber.
12979 (delay_cycles_3): Add memory clobber.
12980 (delay_cycles_4): Add memory clobber.
12981 (cli_sei): New insn from former "enable_interrupt",
12982 "disable_interrupt" with memory clobber.
12983 (*wdt): New insn from former "wdt" with memory clobber.
12984 (*nopv): Similar, but for "nopv".
12985 (*sleep): Similar, but for "sleep".
12987 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
12988 Kaz Kojima <kkojima@gcc.gnu.org>
12991 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
12992 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
12993 (SUBTARGET_OVERRIDE_OPTIONS): Define.
12995 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
12997 * config/i386/predicates.md (x86_64_zext_general_operand): New.
12998 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
12999 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
13001 2012-03-07 Walter Lee <walt@tilera.com>
13003 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
13004 REG_CFA_* notes for the stack pointer.
13005 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
13006 EH_RETURN_STACKADJ_RTX.
13007 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
13008 generate REG_CFA_* notes for the stack pointer.
13009 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
13010 by EH_RETURN_STACKADJ_RTX.
13012 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
13014 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
13015 when __AVR_3_BYTE_PC__ is defined.
13017 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
13019 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
13020 (ix86_print_operand): Handle '^'.
13021 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
13022 using P mode iterator. Add %^ to asm template to conditionally emit
13024 (*rep_movdi_rex64): Ditto.
13025 (*strsetdi_rex_1): Ditto.
13026 (*rep_stosdi_rex64): Ditto.
13027 (*strmov{si,hi,qi}_1): Add %^ to asm template to
13028 conditionally emit addr32 prefix.
13029 (*rep_mov{si,qi}): Ditto.
13030 (*strset{si,hi,qi}): Ditto.
13031 (*rep_stos{si,qi}): Ditto.
13032 (*cmpstrnqi_nz_1): Ditto.
13033 (*cmpstrnqi_1): Ditto.
13034 (*strlenqi_1): Ditto.
13036 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
13038 * config/i386/i386.c (function_value_64): Return pointers in
13039 word_mode instead of Pmode.
13040 (ix86_promote_function_mode): Likewise.
13042 2012-03-07 Richard Guenther <rguenther@suse.de>
13044 * coverage.c (get_gcov_type): Use type_for_mode.
13045 (get_gcov_unsigned_t): Likewise.
13046 * expr.c (store_constructor): Use type_for_mode.
13047 (try_casesi): Likewise.
13048 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
13049 (add_standard_iv_candidates): Use standard type trees.
13050 * dojump.c (do_jump): Remove dead code.
13052 2012-03-07 Richard Guenther <rguenther@suse.de>
13054 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
13056 2012-03-07 Richard Guenther <rguenther@suse.de>
13058 * convert.c (strip_float_extensions): Move ...
13059 * tree.c (strip_float_extensions): ... here.
13061 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
13064 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
13066 2012-03-07 Richard Guenther <rguenther@suse.de>
13068 * omp-low.c (extract_omp_for_data): Use signed_type_for.
13069 (expand_omp_for_generic): Likewise.
13070 (expand_omp_for_static_nochunk): Likewise.
13071 (expand_omp_for_static_chunk): Likewise.
13072 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
13073 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
13074 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
13075 Use unsigned_type_for.
13076 (vect_create_cond_for_align_checks): Use signed_type_for.
13078 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
13080 PR rtl-optimization/52203
13081 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
13082 all callers to pass NULL except ...
13083 (reset_sched_cycles_in_current_ebb): ... here, save the value
13084 in new variable 'empty'. Increase issue_rate only for
13087 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
13090 * Makefile.in: Let install-gcc-ar depend on installdirs,
13091 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
13092 Don't double canonicalize if cross-compiling.
13094 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
13097 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
13098 to: RAMPZ, RAMPY, RAMPX, RAMPD.
13099 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
13101 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
13104 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
13106 * config/avr/avr.md (xload_8): Adjust insn length.
13108 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
13111 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
13112 if RAMPZ affects reading from RAM.
13114 2012-03-07 Richard Guenther <rguenther@suse.de>
13118 * doc/invoke.texi (Precompiled Headers): Remove sentence that
13119 suggests you can include PCHs from inside another header.
13121 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
13123 PR middle-end/52515
13124 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
13126 2012-03-07 Kai Tietz <ktietz@redhat.com>
13128 * doc/invoke.texi (fwritable-relocated-rdata): Document
13129 new Cygwin/MinGW target option.
13130 * config/i386/winnt.c (i386_pe_unique_section): Ignore
13131 reloc if flag -fwritable-relocated-rdata is not set.
13132 (i386_pe_section_type_flags): Likewise.
13133 * config/i386/cygming.opt (fwritable-relocated-rdata):
13134 Add new flag variable flag_writable_rel_rdata.
13136 2012-03-07 Richard Guenther <rguenther@suse.de>
13138 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
13139 precision against gimple constraints.
13141 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
13143 PR middle-end/52372
13144 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
13146 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
13147 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
13149 (init_emit_regs): Move associated initialization to...
13150 (init_emit_once): ...here.
13152 2012-03-06 Richard Henderson <rth@redhat.com>
13154 * config/m68k/m68k.h (ISA_HAS_TAS): New.
13155 * config/m68k/sync.md (atomic_test_and_set): Use it.
13156 (atomic_test_and_set_1): Likewise.
13158 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
13161 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
13162 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
13163 (vector_ltgt<mode>): Likewise.
13164 (vector_ordered<mode>): Likewise.
13165 (vector_unordered<mode>): Likewise.
13166 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
13168 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
13170 * trans-mem.c: New typedef for tm_region_p.
13171 Define vector types for tm_region_p.
13172 (tm_region_init): Replace region_worklist to a vector called
13175 2012-03-06 Richard Guenther <rguenther@suse.de>
13177 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
13178 MEM_REF with constant pointer operand.
13180 2012-03-06 Richard Guenther <rguenther@suse.de>
13182 PR middle-end/52493
13183 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
13185 2012-03-06 Tristan Gingold <gingold@adacore.com>
13187 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
13188 (external_model_kind): Improve documentation.
13189 (vms_pragma_extern_model): Handle relaxed_redef.
13190 (vms_c_register_pragma): Allow expansion for nomember_alignment.
13192 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
13194 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
13195 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
13196 Some more notes on EIND usage and reorder EIND subsection.
13198 2012-03-06 Tristan Gingold <gingold@adacore.com>
13200 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
13201 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
13203 2012-03-06 Tristan Gingold <gingold@adacore.com>
13205 * config/vms/t-vmsnative (version): Define.
13206 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
13208 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
13210 PR rtl-optimization/52250
13211 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
13212 to put note list into. Unconditionally call move_bb_info.
13213 (move_bb_info): Do not assert the blocks being in the same region,
13214 just drop the note list if they are not.
13216 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
13219 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
13220 and use unified expansion logic.
13221 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
13222 closer to the existing movt insn.
13223 (negc): Rename insn to *negc. Add new expander.
13224 (movnegt): Use xor pattern for T bit negation. Reserve helper
13225 constant for negc pattern.
13226 (*movnegt): New insn and splitter.
13228 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
13230 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
13233 2012-03-05 Richard Henderson <rth@redhat.com>
13235 * genemit.c (main): Include "target.h" in insn-emit.c.
13236 * Makefile.in (insn-emit.o): Depend on TARGET_H.
13237 * config/sh/sync.md (atomic_test_and_set): Reference
13238 targetm.atomic_test_and_set_trueval instead of
13239 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
13241 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
13243 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
13246 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
13248 * langhooks.c (add_builtin_type): New function.
13249 * langhooks.h (add_builtin_type): Export it.
13250 * config/mep/mep.c (mep_init_builtins): Use it.
13251 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
13253 2012-03-05 Jakub Jelinek <jakub@redhat.com>
13256 * tree.h (BLOCK_SAME_RANGE): Define.
13257 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
13258 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
13259 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
13260 isn't equal to supercontext fragment's fragment chain.
13261 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
13263 (blocks_nreverse_all): Likewise.
13264 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
13265 BLOCK_SUPERCONTEXT to supercontext fragment instead of
13266 supercontext fragment's fragment origin.
13267 * dwarf2out.c (add_high_low_attributes): If stmt has the same
13268 range as its parent (or parents thereof etc.), use the parent's
13269 DW_AT_ranges value instead of creating a new .debug_ranges range.
13271 2012-03-05 Richard Henderson <rth@redhat.com>
13274 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
13275 * omp-low.c (expand_omp_atomic): Assume anything aligned to
13276 BIGGEST_ALIGNMENT is aligned.
13278 2012-03-05 Richard Henderson <rth@redhat.com>
13280 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
13281 * config/sh/sh.c: ... here.
13283 2012-03-05 Richard Henderson <rth@redhat.com>
13286 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
13287 instead of calling negqi2 directly.
13289 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
13291 PR middle-end/52463
13292 * trans-mem.c (tm_region_init): Use last_basic_block.
13294 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
13296 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
13297 * config/sh/sync.md (atomic_test_and_set): New expander.
13298 (tasb, atomic_test_and_set_soft): New insns.
13299 * config/sh/sh.opt (menable-tas): New option.
13300 * doc/invoke.texi (SH Options): Document it.
13302 2012-03-05 Richard Guenther <rguenther@suse.de>
13304 * cfgloop.c (verify_loop_structure): Verify dominators before
13306 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
13307 dominators from here.
13308 * graphite-scop-detection.c (create_sese_edges): Likewise.
13309 * loop-doloop.c (doloop_optimize_loops): Likewise.
13310 * loop-init.c (loop_optimizer_init): Likewise.
13311 * loop-unroll.c (unroll_and_peel_loops): Likewise.
13312 * loop-unswitch.c (unswitch_loops): Likewise.
13313 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
13314 * tree-parloops.c (parallelize_loops): Likewise. Verify
13315 only when checking is enabled.
13316 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
13318 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
13320 * genautomata.c (parse_automata_opt): New static function.
13321 (initiate_automaton_gen): Remove all option handling code. Remove
13322 argc argument. All callers changed.
13323 (main): Call init_rtx_reader_args_cb with the new function as argument.
13325 2012-03-05 Richard Guenther <rguenther@suse.de>
13327 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
13328 * tree-if-conv.c (combine_blocks): Free post-dominator info
13330 * tree-parloops.c (create_parallel_loop): Free and re-compute
13331 dominator info after breaking it.
13333 2012-03-05 Richard Guenther <rguenther@suse.de>
13335 PR middle-end/52353
13336 * optabs.h (trapv_unoptab_p): New function.
13337 (trapv_binoptab_p): Likewise.
13338 * optabs.c (expand_binop): Use emit_libcall_block_1 with
13339 a proper equiv_may_trap argument.
13340 (expand_unop): Likewise.
13341 (emit_libcall_block_1): Take extra argument whether the
13342 instruction may trap. Renamed from ...
13343 (emit_libcall_block): ... this. New wrapper.
13345 2012-03-05 Jakub Jelinek <jakub@redhat.com>
13347 PR tree-optimization/51721
13348 * tree-vrp.c (register_edge_assert_for_2): If comparing
13349 lhs of right shift by constant with an integer constant,
13350 add ASSERT_EXPRs for the rhs1 of the right shift.
13352 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
13354 2012-03-05 Richard Guenther <rguenther@suse.de>
13356 * tree.c (integer_zerop): Handle VECTOR_CSTs.
13357 (integer_onep): Likewise.
13358 (integer_all_onesp): Likewise.
13360 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
13362 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
13364 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
13366 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
13367 instead of TARGET_64BIT.
13369 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
13371 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
13374 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
13376 * config/i386/i386.c (ix86_print_operand_address): Only handle
13377 zero-extended DImode addresses.
13379 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
13381 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
13382 taken and cputaken as bool.
13384 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
13386 * config/i386/constraints.md (Ya): New internal constraint.
13387 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
13388 (*zero_extendsidi2_rex64): Add x,x alternative.
13389 (*zero_extendsidi2): Ditto. Add o,0 alternative.
13390 Remove flags reg clobber. Adjust corresponding splits.
13391 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
13392 zero_extendqisi2 expanders using SWI12 mode iterator.
13393 (zero_extend<mode>si2_and): Macroize insn from
13394 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
13396 (*zero_extend<mode>si2): Macroize insn from
13397 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
13398 (*zero_extend*2_movzbl_and): Remove insn patterns.
13399 (zero_extendqihi2_and): Merge corresponding splitter.
13400 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
13401 (*zero_extend*2_movzbl_and): Remove insn patterns.
13402 (*anddi_1): Split TYPE_IMOVX instructions.
13403 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
13405 (and->zext splitter): Add splitter pattern.
13406 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
13408 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
13410 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
13412 (Debugging Options): Likewise.
13413 (Optimize Options): Likewise.
13414 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
13415 with other architectures. Use official processor names with correct
13416 spelling/capitalization. Fix formatting and grammar issues.
13417 (i386 and x86-64 Windows Options): Similar cleanup here.
13419 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
13421 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
13423 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
13425 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
13426 DBX_REGISTER_NUMBER.
13428 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
13430 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
13431 operand is CONST_INT. Take COSTS_N_INSNS into account.
13432 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
13435 2012-03-02 Richard Henderson <rth@redhat.com>
13437 * optabs.c (expand_atomic_test_and_set): Honor
13438 atomic_test_and_set_trueval even when atomic_test_and_set
13439 optab is not in use.
13441 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
13445 * config/sh/sh.c (sh_register_move_cost): Increase cost between
13446 GENERAL_REGS and FP_REGS for SImode.
13448 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
13451 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
13452 (absdi2): New expander.
13453 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
13455 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
13457 * config/sh/sync.md (atomic_exchange<mode>): New expander.
13458 (atomic_exchange<mode>_soft): New insn.
13460 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
13462 * config/sh/sync.md: Update copyright notice dates.
13463 (atomic_compare_and_swap<mode>): Use SImode for return value instead
13465 (atomic_compare_and_swap<mode>_soft): Likewise.
13467 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
13470 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
13471 * config/sh/sh.c: Update copyright notice dates.
13472 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
13473 alignment for TARGET_HARD_SH4.
13474 (sh_option_override): Reduce default function alignment. Set
13475 loop alignment to 4 bytes when not optimizing for size.
13477 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
13479 PR middle-end/50335
13480 * doc/invoke.texi (floop-flatten): Remove.
13481 * toplev.c (process_options): Remove references to flag_loop_flatten.
13482 * tree-ssa-loop.c (gate_graphite_transform): Same.
13483 * common.opt (floop-flatten): Obsolete.
13484 * graphite-poly.c (apply_poly_transforms): Remove reference to
13486 * Makefile.in (graphite-flattening.o): Remove.
13487 * graphite-flattening.c: Remove.
13489 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
13491 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
13492 having mode compatible with the mode of previous compare. Substitute
13493 compare mode of previous compare with the mode, compatible
13494 with eliminated and previous compare.
13496 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
13498 * config/rs6000/dfp.md (floatdidd2): New define_insn.
13500 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
13502 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
13503 compatible with CCGOCmode and CCGCmode.
13505 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
13507 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
13509 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
13511 * config/arm/arm.c (arm_sat_operator_match): New function.
13512 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
13513 * config/arm/arm.md ("insn" attribute): Add "sat" value.
13514 ("SAT", "SATrev"): New code iterators.
13515 ("SATlo", "SAThi"): New code iterator attributes.
13516 ("*satsi_<SAT:code>"): New pattern.
13517 ("*satsi_<SAT:code>_shift"): Likewise.
13518 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
13519 and "shift" attributes.
13520 ("arm_usatsihi"): Add "insn" attribute.
13521 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
13522 by powers of two. Do not allow shift by 32.
13524 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
13527 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
13528 to pass the argument in the register of "natural" mode.
13530 2012-03-02 Richard Guenther <rguenther@suse.de>
13532 PR tree-optimization/52406
13533 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
13534 (struct indices): Add unconstrained_base member.
13535 (struct dr_alias): Remove unused vops member.
13536 (DR_UNCONSTRAINED_BASE): New define.
13537 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
13538 add indices to allow their disambiguation. Make DR_BASE_OBJECT
13539 be an artificial access that covers the whole indexed object,
13540 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
13541 plain decl base-objects to their MEM_REF variant.
13542 (dr_may_alias_p): When the base-object of either data reference
13543 has unknown size use only points-to information.
13544 (compute_affine_dependence): Make dumps easier to read and
13546 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
13547 DR_REF when looking for packed references.
13548 (vect_supportable_dr_alignment): Likewise.
13550 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
13552 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
13553 Improve conditions for peepholes of loads followed by commutative
13555 * config/arm/ldmstm.md: Regenerated.
13557 2012-03-02 Richard Guenther <rguenther@suse.de>
13559 * BASE-VER: Set to 4.8.0.
13561 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
13563 * config.gcc (obsolete): Add all ARM targets using the FPA.
13564 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
13565 * doc/install.texi: Avoid references to obsolete ARM ports.
13567 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
13569 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
13571 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
13572 Joern Rennecke <joern.rennecke@embecosm.com>
13574 * doc/extend.texi: Expand and update information on interrupt
13575 attribute for Epiphany.
13577 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
13579 * config/sh/sh-protos.h: Update copyright notice dates.
13580 * config/sh/sh.h: Likewise.
13581 * config/sh/sh.md: Likewise.
13582 * config/sh/constraints.md: Likewise.
13583 * config/sh/predicates.md: Likewise.
13585 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
13587 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
13588 * config/sh/sh.c (tertiary_reload_operand): Likewise.
13590 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
13592 * config/sh/constraints.md: Fix comment typo.
13594 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13597 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
13598 unsigned HOST_WIDE_INT.
13599 (zvdep_imm64): Likewise.
13600 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
13601 (vdepi_and): Likewise.
13602 Likewise for unamed 64-bit patterns.
13603 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
13605 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
13608 PR rtl-optimization/52417
13609 * cselib.c (cselib_any_perm_equivs): New variable.
13610 (cselib_reset_table): Check that it's not set when not
13611 preserving constants.
13612 (cselib_add_permanent_equiv): Set it.
13613 (cselib_have_permanent_equivalences): New.
13614 (cselib_init, cselib_finish): Reset it.
13615 * cselib.h (cselib_have_permanent_equivalences): Declare.
13616 * alias.c (get_addr): Restore earlier behavior when there
13617 aren't permanent equivalences.
13619 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
13621 * config/mn10300/mn10300-modes.def: Fix copyright notice.
13622 * config/v850/v850-modes.def: Fix copyright notice.
13624 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
13626 * doc/extend.texi (AVR Built-in Functions): Document
13627 __builtin_avr_flash_segment.
13629 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
13630 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
13631 (*split.flash_segment): New insn-and-split.
13632 * config/avr/avr.c (avr_init_builtins): Add local variables:
13633 const_memx_void_node, const_memx_ptr_type_node,
13634 char_ftype_const_memx_ptr.
13636 2012-03-01 Jakub Jelinek <jakub@redhat.com>
13638 PR tree-optimization/52445
13639 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
13640 add ssa_name_ver, offset and size fields and change store field
13642 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
13643 (add_or_mark_expr): Likewise. Only consider previous stores
13644 with the same size and offset.
13645 (nt_init_block): Only look at gimple_assign_single_p stmts,
13646 doesn't look at rhs2.
13648 2012-03-01 Richard Guenther <rguenther@suse.de>
13650 PR middle-end/52443
13651 * tree-cfg.c (verify_gimple_assign_unary): Allow any
13652 conversions from integral types to pointer types.
13654 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
13656 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
13657 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
13658 unintentionally removed in r184616.
13660 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13662 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
13665 2012-02-29 Jakub Jelinek <jakub@redhat.com>
13666 Uros Bizjak <ubizjak@gmail.com>
13669 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
13670 alternatives, add "e" constraint to the new last alternative
13671 and ! to last 3 alternatives.
13673 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
13675 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
13676 DW_AT_artificial attributes at the end of the processing.
13677 (gen_array_type_die): Likewise.
13678 (gen_enumeration_type_die): Likewise.
13679 (gen_struct_or_union_type_die): Likewise.
13680 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
13683 2012-02-29 Jakub Jelinek <jakub@redhat.com>
13685 PR middle-end/52419
13686 * expr.c (expand_assignment): If doing misaligned store that doesn't
13687 cover all mode bits, perform a RMW cycle.
13689 PR tree-optimization/52429
13690 * tree-parloops.c (separate_decls_in_region_debug): Return early
13691 if var is LABEL_DECL.
13693 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13695 PR tree-optimization/52424
13696 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
13697 calling dom_thread_across_edge.
13699 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
13701 * config/avr/avr.c: Move definition of TARGET macros to end of file.
13703 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
13705 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
13706 * config/avr/avr.c (avr_output_bld): Remove unused function.
13707 (avr_out_sbxx_branch): Use "%T" to print bit position.
13709 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
13711 * config/avr/avr.md: Untabify.
13713 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
13715 * config/avr/avr.md (eqne): New code iterator.
13716 (*dec-and-branchsi): Use it in text peephole's condition.
13717 (*dec-and-branchhi): Ditto.
13718 (*dec-and-branchqi): Ditto.
13720 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
13723 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
13724 the device does not have the skip-bug.
13726 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
13728 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
13729 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
13730 -mpretend-cmove): New.
13732 2012-02-29 Jakub Jelinek <jakub@redhat.com>
13735 * df.h (struct df_d): Adjust comment that hard_regs_live_count
13736 doesn't count DEBUG_INSN refs.
13737 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
13738 for DEBUG_INSN refs.
13740 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13744 2012-02-20 Richard Guenther <rguenther@suse.de>
13745 PR tree-optimization/52298
13746 * tree-vect-stmts.c (vectorizable_load): Properly use
13747 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
13749 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
13751 PR middle-end/51752
13752 * gimple.h (gimple_in_transaction): New.
13753 (gimple_set_in_transaction): New.
13754 (struct gimple_statement_base): Add in_transaction field.
13755 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
13757 (tree_ssa_lim_initialize): Compute transaction bits.
13758 * tree.h (compute_transaction_bits): Protoize.
13759 * trans-mem.c (tm_region_init): Use the heap to store BB
13761 (compute_transaction_bits): New.
13763 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13765 * gcc.c (display_help): Document --help=common and sort entries
13768 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13770 * doc/install.texi: Document check-$LANG specific shortcuts
13772 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
13775 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
13777 * config/arm/arm_neon.h: Regenerate.
13778 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
13779 (neon_vcgeu): New insn.
13780 (neon_vcgtu): Likewise.
13781 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
13782 (ops): Unsigned comparison intrinsics call a different builtin.
13784 2012-02-28 Richard Guenther <rguenther@suse.de>
13787 * config/i386/i386.c (ix86_expand_vector_set): Fix element
13788 ordering for the VEC_CONCAT for two element vectors for
13789 V2SFmode, V2SImode and V2DImode.
13791 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
13794 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
13795 detecting big-endian triplets.
13797 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
13799 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
13800 mode if there is no type information available.
13802 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
13804 PR tree-optimization/53207
13805 * doc/invoke.texi: Document as experimental and relying on graphite.
13807 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
13809 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
13810 of initializer to changes from r184614.
13812 2012-02-28 Richard Guenther <rguenther@suse.de>
13814 PR tree-optimization/52395
13815 * tree-sra.c (build_ref_for_offset): Also look at the base
13816 TYPE_ALIGN when figuring out the alignment of the replacement.
13818 2012-02-28 Richard Guenther <rguenther@suse.de>
13820 PR tree-optimization/52402
13821 * ipa-prop.c (ipa_modify_call_arguments): Properly use
13822 mis-aligned types when creating the accesses at the call site.
13824 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
13826 * config/avr/builtins.def: New file.
13827 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
13828 * config/avr/avr.c (enum avr_builtin_id): Use it.
13829 (avr_init_builtins): Use it. And use avr_bdesc.
13830 (bdesc_1arg): Remove.
13831 (bdesc_2arg): Remove.
13832 (bdesc_3arg): Remove.
13833 (struct avr_builtin_description): Add field n_args.
13834 (avr_bdesc): New static variable using builtins.def.
13835 (avr_expand_builtin): Use it.
13836 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
13837 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
13838 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
13840 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
13843 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
13844 match only one single hard register with respective hard reg rtx.
13845 (movmemx_<mode>): Ditto.
13846 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
13847 insn anatomy of movmem[x]_<mode>.
13848 (avr_out_movmem): Same for printing assembler and operand usage.
13850 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
13854 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
13855 address spaces located outside of device flash.
13857 * config/avr/avr.h (base_arch_s): Remove field n_segments.
13858 (mcu_type_s): Add field n_flash.
13859 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
13860 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
13861 (AVR_MCU): Add N_FLASH argument.
13862 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
13863 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
13864 macro __FLASH<n> if that address space makes sense for the device.
13865 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
13866 outside of target flash.
13867 (avr_asm_named_section): Ditto.
13868 (avr_asm_select_section): Ditto.
13869 (avr_addr_space_convert): Ditto.
13870 (avr_emit_movmemhi): Ditto.
13871 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
13872 address space is outside of device flash.
13873 (avr_insert_attributes): Ditto.
13874 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
13875 avr_current_arch->n_segments.
13877 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
13880 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
13881 (*movabs<mode>_2): Likewise.
13883 2012-02-27 Jakub Jelinek <jakub@redhat.com>
13886 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
13887 s_register_operand in the test instead of REG_P. Don't call
13888 gen_reg_rtx if it won't be used.
13890 PR tree-optimization/52376
13891 * ipa-split.c (split_function): Ignore CLOBBER stmts.
13893 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
13895 * ifcvt.c (noce_get_condition): Check condition variable is not
13896 small_register_classes_for_mode_p before accepting.
13898 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
13900 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
13902 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
13905 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
13906 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
13908 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
13910 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
13912 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
13914 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
13916 * config/sh/predicates.md: Remove blank lines.
13917 * config/sh/sh.c: Fix typos in comments.
13918 * config/sh/constraints.md: Likewise.
13919 * config/sh/sh.md: Remove blank lines.
13920 Fix typos in comments. Use ;; as comment characters.
13922 2012-02-26 Walter Lee <walt@tilera.com>
13924 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
13925 (replace_mov_pcrel_step2): Ditto.
13927 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
13930 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
13931 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
13932 and locs that reference values newer than the non-canonical value
13933 at hand. Return the canonical value as a worst case.
13934 (memrefs_conflict_p): Walk canonical value's locs.
13937 * cselib.c (preserve_only_constants): Rename to...
13938 (preserve_constants_and_equivs): ... this. Split out...
13939 (invariant_or_equiv_p): ... this. Preserve plus expressions
13940 of other preserved expressions too.
13941 (cselib_reset_table): Adjust.
13942 * var-tracking.c (reverse_op): Use canonical value to build
13945 2012-02-23 Kai Tietz <ktietz@redhat.com>
13947 * config/i386/i386.c (ix86_delegitimize_address): Handle
13948 UNSPEC_PCREL plus displacement.
13950 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
13953 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
13954 to test for unusedness in st X addressing.
13956 2012-02-24 Richard Guenther <rguenther@suse.de>
13958 PR middle-end/52361
13959 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
13960 (is_gimple_reg_type): Move inline ...
13961 * gimple.h (is_gimple_reg_type): ... here.
13963 2012-02-24 Richard Guenther <rguenther@suse.de>
13965 PR middle-end/52361
13966 * passes.c (execute_function_todo): When verifying SSA form
13967 verify gimple form first.
13968 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
13970 2012-02-24 Richard Guenther <rguenther@suse.de>
13972 PR middle-end/52355
13973 * fold-const.c (fold_addr_of_array_ref_difference): New function.
13974 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
13976 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13978 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
13980 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13982 * tree-phinodes.c (make_phi_node): Mark static.
13983 * tree-flow.h (make_phi_node): Remove extern decl.
13984 * doc/gimple.texi (make_phi_node): Remove documentation.
13986 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13988 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
13989 * tree-ssa-sccvn.c (print_scc): Ditto.
13991 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13993 * doc/passes.texi (Full redundancy elimination): Fix typo.
13995 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13997 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
13999 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
14002 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
14004 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
14007 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
14009 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
14011 * config/avr/avr.md (code_stdname): Add ior, xor.
14012 (xior): New code iterator.
14013 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
14014 (*<code_stdname><mode>qi.byte1-3): Ditto.
14016 2012-02-23 Jakub Jelinek <jakub@redhat.com>
14018 PR tree-optimization/52019
14019 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
14022 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14024 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
14025 HAVE_INITFINI_ARRAY to work around namespace pollution in
14026 certain versions of newlib system headers.
14027 * config.in: Regenerate.
14028 * configure: Regenerate.
14029 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
14030 instead of HAVE_INITFINI_ARRAY.
14032 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
14035 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
14036 is not offsettable memory reference.
14038 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
14041 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
14042 setting avr_need_clear_bss_p for __gnu_lto* symbols.
14044 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
14046 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
14047 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
14049 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14051 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
14052 library on Solaris 8 even without TLS support.
14053 * configure: Regenerate.
14055 2012-02-22 Richard Guenther <rguenther@suse.de>
14057 PR middle-end/52329
14058 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
14059 for GIMPLE_DEBUG stmts.
14061 2012-02-22 Martin Jambor <mjambor@suse.cz>
14063 PR middle-end/51782
14064 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
14065 according to the base object.
14067 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
14069 PR rtl-optimization/50063
14070 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
14071 and 2 (8-bit SP) in operand 2.
14072 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
14073 setup to use movhi_sp_r instead of vanilla move to write SP.
14074 Adjust REG_CFA notes to superseed unspec.
14075 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
14077 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
14078 known to be off) only with TARGET_NO_INTERRUPTS. Never use
14079 irq_state 1 (IRQ known to be on) here.
14081 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
14083 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
14085 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
14086 assign_hard_reg): Likewise.
14088 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
14090 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
14092 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
14094 * config/avr/avr.md
14095 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
14096 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
14098 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
14100 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
14101 prototype from here to...
14102 * config/avr/avr.h: ...here.
14104 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
14107 * thumb2.md (thumb2_shiftsi3_short): Split register and
14108 immediate shifts. For register shifts tie operands 0 and 1.
14109 (peephole2 for above): Check that register-controlled shifts
14110 have suitably tied operands.
14112 2012-02-21 Quentin Neill <quentin.neill@amd.com>
14115 * config/i386/bdver1.md (bdver1_call, bdver1_push,
14116 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
14117 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
14118 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
14119 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
14120 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
14121 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
14122 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
14123 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
14124 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
14125 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
14126 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
14127 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
14128 bdver1_ssevector_avx256_unaligned_load,
14129 bdver1_ssevector_sse128_unaligned_load,
14130 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
14131 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
14132 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
14133 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
14134 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
14135 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
14136 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
14137 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
14138 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
14139 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
14140 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
14141 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
14142 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
14143 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
14144 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
14145 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
14146 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
14147 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
14148 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
14149 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
14150 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
14151 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
14152 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
14153 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
14154 bdver1_ssediv_double_load, bdver1_ssediv_double,
14155 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
14156 Add "bdver2" attribute.
14158 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14160 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
14161 default if possible and not specified otherwise.
14163 2012-02-21 Richard Guenther <rguenther@suse.de>
14165 PR middle-end/52314
14166 * gimplify.c (create_tmp_from_val): Use the main variant type
14167 for the type of the temporary we create.
14169 2012-02-21 Richard Guenther <rguenther@suse.de>
14171 PR tree-optimization/52324
14172 * gimplify.c (gimplify_expr): When re-gimplifying expressions
14173 do not gimplify a MEM_REF address operand if it is already
14176 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14178 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
14179 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
14181 2012-02-21 Richard Guenther <rguenther@suse.de>
14183 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
14184 nested_in_vect_loop.
14186 2012-02-21 Jakub Jelinek <jakub@redhat.com>
14188 PR tree-optimization/52318
14189 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
14190 vdef also to non-pure/const call stmts in the sequence.
14192 2012-02-21 Tristan Gingold <gingold@adacore.com>
14194 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
14196 2012-02-20 David S. Miller <davem@davemloft.net>
14198 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
14199 don't use the "rd %pc" instruction on v9 for PIC register loads.
14201 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
14203 PR middle-end/52141
14204 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
14205 in a transaction safe function.
14207 2012-02-20 Kai Tietz <ktietz@redhat.com>
14210 * stor-layout.c (place_field): Handle desired_align for
14213 2012-02-20 Richard Guenther <rguenther@suse.de>
14215 PR tree-optimization/52298
14216 * tree-vect-stmts.c (vectorizable_store): Properly use
14217 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
14219 (vectorizable_load): Likewise.
14220 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
14221 Access DR_STEP after ensuring it is not NULL.
14223 2012-02-20 Jakub Jelinek <jakub@redhat.com>
14225 PR tree-optimization/52286
14226 * fold-const.c (fold_binary_loc): For (X & C1) | C2
14227 optimization use double_int_to_tree instead of build_int_cst_wide,
14228 rewrite to use double_int vars.
14230 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14233 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
14235 Remove -e 0 from $gcc_cv_ld invocation.
14236 Only use __GLIBC_PREREQ if defined.
14237 Enable on Solaris since Solaris 8 patch.
14238 (gcc_SUN_LD_VERSION): New macro.
14239 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
14240 gcc_SUN_LD_VERSION for version number format.
14241 * configure: Regenerate.
14242 * varasm.c (get_elf_initfini_array_priority_section): Set
14243 SECTION_NOTYPE for non-default priority.
14244 Use get_section instead of get_unnamed_section to emit
14245 .init_array/.fini_array with default priority.
14247 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
14249 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
14250 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
14251 (mips_start_unique_function, mips_output_mips16_rdhwr)
14252 (mips_code_end): New functions.
14253 (TARGET_ASM_CODE_END): Define.
14255 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
14257 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
14258 to stubs with non-sibling calls.
14260 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
14262 * doc/invoke.texi (-fira-* options): Copy-edit.
14263 (ira-* parameters): Copy-edit.
14265 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
14267 * doc/invoke.texi: Minor copy-edits to bring into conformance with
14268 GCC coding conventions.
14270 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
14272 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
14273 when used as adjectives.
14275 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
14277 * doc/invoke.texi: Clean up "that"/"which" confusion.
14279 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
14281 * system.h: Poison SMALL_REGISTER_CLASSES
14282 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
14283 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
14285 2012-02-16 Jakub Jelinek <jakub@redhat.com>
14287 PR tree-optimization/52285
14288 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
14289 when deciding if a call is a tail call or tail recursion.
14291 2012-02-16 Kai Tietz <ktietz@redhat.com>
14293 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
14294 interger-constant displacement for UNSPEC_PCREL.
14296 2012-02-16 Jakub Jelinek <jakub@redhat.com>
14298 PR rtl-optimization/52208
14299 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
14300 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
14302 PR tree-optimization/52255
14303 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
14304 loop->header has virtual PHI, but exit_e->dest doesn't, add
14305 virtual PHI to exit_e->dest and adjust all uses after the loop.
14308 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
14309 children with clone_tree_hash, not after it.
14311 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
14313 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
14314 extended identifiers.
14316 2012-02-16 Jakub Jelinek <jakub@redhat.com>
14318 PR middle-end/51929
14319 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
14320 a same_body_alias, also test whether e->callee isn't a former
14321 or current clone of the decl this is a same body alias of.
14323 PR translation/52264
14324 * cgraphunit.c (verify_cgraph_node): Fix a typo.
14326 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
14328 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
14330 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
14333 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
14334 force_reg instead of copy_to_reg for better optimization. Force
14335 non-register or memory operands into a register.
14337 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
14339 * extend.texi: Reserve upper bits of memory model for future use.
14341 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
14342 Anatoly Sokolov <aesok@post.ru>
14343 Eric Weddington <eric.weddington@atmel.com>
14346 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
14347 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
14348 Rewrite initializers for .macro.
14349 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
14350 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
14351 atxmega32d4, atxmega32x1.
14352 avrxmega4: atxmega64a3, atxmega64d3.
14353 avrxmega5: atxmega64a1, atxmega64a1u.
14354 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
14355 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
14356 avrxmega7: atxmega128a1, atxmega128a1u.
14357 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
14358 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
14359 (struct base_arch_s): Rename reserved to xmega_p.
14360 Rename reserved2 to have_rampd.
14361 (AVR_XMEGA): New define.
14362 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
14363 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
14364 * config/avr/predicates.md (io_address_operand): Take into
14365 account SFR offset.
14366 (low_io_address_operand): Ditto.
14367 (high_io_address_operand): Ditto.
14368 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
14369 (enabled, movhi_sp_r): Use them.
14370 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
14371 cpp_define_formatted to built-in define __AVR_ARCH__.
14372 (__AVR_XMEGA__): New built-in define.
14373 (__AVR_HAVE_RAMPD__): New built-in define.
14374 (__AVR_HAVE_RAMPX__): New built-in define.
14375 (__AVR_HAVE_RAMPY__): New built-in define.
14376 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
14378 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
14379 (avr_option_override): Initialize them.
14380 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
14381 (avr_init_expanders): Initialize them. No more block several calls.
14382 (emit_push_sfr): New static function.
14383 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
14385 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
14386 (avr_print_operand): Print addreeses as symbols for
14387 RAMPX, RAMPY, RAMPD, CCP.
14388 (output_movhi): Handle AVR_XMEGA when writing to SP.
14389 (avr_out_movhi_mr_r_xmega): New static function.
14390 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
14391 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
14392 __RAMPD__, __CCP__ as needed.
14394 * config/avr/multilib.h: Regenerate.
14395 * config/avr/t-multilib: Regenerate.
14396 * config/avr/avr-tables.opt: Regenerate.
14398 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
14400 PR tree-optimization/50561
14401 * graphite-flattening.c (lst_project_loop): Do not
14402 remove old scattering dimensions after flattening.
14403 (lst_do_flatten): Likewise.
14405 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
14407 * doc/extend.texi (AVR Built-in Functions): Remove doc for
14408 __builtin_avr_map8, __builtin_avr_map16.
14409 Document __builtin_avr_insert_bits.
14411 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
14412 (insert_bits): New insn.
14413 (adjust_len.map_bits): Rename to insert_bits.
14414 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
14415 * avr-protos.h (avr_out_map_bits): Remove.
14416 (avr_out_insert_bits, avr_has_nibble_0xf): New.
14417 * config/avr/constraints.md (Cxf,C0f): New.
14418 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
14419 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
14420 New built-in define __BUILTIN_AVR_INSERT_BITS.
14421 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
14422 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
14423 (avr_move_bits): Rewrite.
14424 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
14426 (avr_map_op_t): New typedef.
14427 (avr_map_op): New static variable.
14428 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
14429 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
14430 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
14431 (bdesc_3arg, avr_expand_triop_builtin): New.
14432 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
14433 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
14434 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
14435 (avr_map_equal_p, avr_map_sig_p): Remove.
14436 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
14437 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
14438 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
14439 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
14440 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
14441 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
14443 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
14445 * config/c6x/c6x.md (reserve_cycles): New attribute.
14446 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
14447 don't reserve functional units after the branch occurs.
14449 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
14451 PR middle-end/52142
14452 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
14453 functions into non-tm_pure functions.
14455 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
14458 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
14459 (iterative_hash_canonical_type): Likewise.
14460 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
14463 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
14465 * haifa-sched.c (prune_ready_list): Ensure that if there is a
14466 sched-group insn, it either remains alone or the entire list is pruned.
14468 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
14470 * doc/install.texi (Prerequisites): Fix grammar.
14471 (Configuration): Likewise.
14473 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
14475 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
14476 MPC as part of GCC before describing configuring with --with-gmp etc.
14477 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
14478 sources are present.
14480 2012-02-14 Jakub Jelinek <jakub@redhat.com>
14483 * dwarf2out.c (clone_tree_hash): New function.
14484 (copy_decls_walk): Use it instead of clone_tree.
14486 2012-02-14 Richard Guenther <rguenther@suse.de>
14488 PR tree-optimization/52244
14489 PR tree-optimization/51528
14490 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
14491 replacements for integral types.
14493 2012-02-14 Walter Lee <walt@tilera.com>
14495 * config.gcc: Handle tilegx and tilepro.
14496 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
14497 tilegx and tilepro.
14498 Add HAVE_AS_TLS check for tilegx and tilepro.
14499 * configure: Regenerate.
14500 * doc/contrib.texi: Add Mat Hostetter and self.
14501 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
14502 Document instruction intrinsics and network accessing intrinsics.
14503 (TILEPro Built-in Functions): New node. Document instruction
14504 intrinsics and network accessing intrinsics.
14505 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
14506 (Specific, tilepro-*-linux*): Likewise.
14507 * doc/invoke.texi (TILE-Gx Options): New section.
14508 (TILEPro Options): New section.
14509 * doc/md.texi (TILE-Gx): New section.
14510 (TILEPro): New section.
14511 * common/config/tilegx/tilegx-common.c: New file.
14512 * common/config/tilepro/tilepro-common.c: New file.
14513 * config/tilegx/constraints.md: New file.
14514 * config/tilegx/linux.h: New file.
14515 * config/tilegx/mul-tables.c: New file.
14516 * config/tilegx/predicates.md: New file.
14517 * config/tilegx/sync.md: New file.
14518 * config/tilegx/t-tilegx: New file.
14519 * config/tilegx/tilegx-builtins.h: New file.
14520 * config/tilegx/tilegx-c.c: New file.
14521 * config/tilegx/tilegx-generic.md: New file.
14522 * config/tilegx/tilegx-modes.def: New file.
14523 * config/tilegx/tilegx-multiply.h: New file.
14524 * config/tilegx/tilegx-protos.h: New file.
14525 * config/tilegx/tilegx.c: New file.
14526 * config/tilegx/tilegx.h: New file.
14527 * config/tilegx/tilegx.md: New file.
14528 * config/tilegx/tilegx.opt: New file.
14529 * config/tilepro/constraints.md: New file.
14530 * config/tilepro/gen-mul-tables.cc: New file.
14531 * config/tilepro/linux.h: New file.
14532 * config/tilepro/mul-tables.c: New file.
14533 * config/tilepro/predicates.md: New file.
14534 * config/tilepro/t-tilepro: New file.
14535 * config/tilepro/tilepro-builtins.h: New file.
14536 * config/tilepro/tilepro-c.c: New file.
14537 * config/tilepro/tilepro-generic.md: New file.
14538 * config/tilepro/tilepro-modes.def: New file.
14539 * config/tilepro/tilepro-multiply.h: New file.
14540 * config/tilepro/tilepro-protos.h: New file.
14541 * config/tilepro/tilepro.c: New file.
14542 * config/tilepro/tilepro.h: New file.
14543 * config/tilepro/tilepro.md: New file.
14544 * config/tilepro/tilepro.opt: New file.
14546 2012-02-14 Jakub Jelinek <jakub@redhat.com>
14548 PR tree-optimization/52210
14549 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
14550 vect_model_simple_cost with two entry vect_def_type array instead
14551 of an address of dt.
14553 2012-02-14 Richard Guenther <rguenther@suse.de>
14556 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
14557 Do not stream DECL_QUALIFIER.
14558 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
14559 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
14560 (find_decls_types_r): Do not walk DECL_QUALIFIER.
14562 2012-02-14 Jakub Jelinek <jakub@redhat.com>
14565 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
14568 2012-02-13 Jakub Jelinek <jakub@redhat.com>
14571 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
14572 * cselib.c (cselib_subst_to_values_from_insn): New function.
14573 * sched-deps.c (add_insn_mem_dependence,
14574 sched_analyze_1, sched_analyze_2): Use it.
14576 2012-02-13 Jan Hubicka <jh@suse.cz>
14578 PR middle-end/52214
14579 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
14581 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
14583 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
14584 (GTM_SELF_SPECS): Define if not already defined.
14585 (driver_self_specs): Add GTM_SELF_SPECS.
14586 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
14587 (GTM_SELF_SPECS): Define.
14588 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
14589 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
14591 2012-02-13 Jakub Jelinek <jakub@redhat.com>
14593 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
14596 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
14598 PR middle-end/52230
14599 * omp-low.c (expand_omp_for): If a static schedule without chunk size
14600 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
14602 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
14605 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
14607 2012-02-13 Richard Guenther <rguenther@suse.de>
14609 PR translation/52211
14610 * passes.c (enable_disable_pass): Fix typo.
14612 2012-02-13 Jakub Jelinek <jakub@redhat.com>
14614 PR middle-end/52209
14615 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
14616 XOR for reduce_bit_field if type is unsigned.
14618 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
14620 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
14621 disallow changes from SFmode to mode with different size in FP regs.
14623 2012-02-12 Robert Millan <rmh@gnu.org>
14624 Gerald Pfeifer <gerald@pfeifer.com>
14626 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
14629 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
14631 PR rtl-optimization/52175
14632 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
14633 to frame-related instructions.
14635 2012-02-10 Jason Merrill <jason@redhat.com>
14638 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
14639 (demangle_new_symbols): Fill it.
14640 (scan_linker_output): Walk it.
14641 (start_tweaking): Split out from scan_linker_output.
14642 (maybe_tweak): Update sym->chosen.
14643 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
14645 2012-02-11 Jakub Jelinek <jakub@redhat.com>
14648 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
14650 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
14652 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
14653 having the same mode as previous compare.
14655 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
14657 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
14658 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
14659 (nonlocal_goto_internal): Likewise.
14660 (nonlocal_goto): Emit a use and an indirect jump directly.
14662 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
14665 * doc/extend.texi : Update comments for __atomic_compare_exchange and
14666 __atomic_{is,always}_lock_free.
14668 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
14671 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
14672 negative constant address for TARGET_X32.
14674 2012-02-10 Richard Henderson <rth@redhat.com>
14676 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
14677 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
14678 for GIMPLE_TRANSACTION. Tidy if's into a switch.
14680 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14681 Ira Rosen <irar@il.ibm.com>
14683 PR tree-optimization/50031
14684 * targhooks.c (default_builtin_vectorization_cost): Handle
14685 vec_promote_demote.
14686 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
14687 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
14688 all types of reduction and pattern statements.
14689 (vect_estimate_min_profitable_iters): Likewise.
14690 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
14691 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
14692 for explicit realigns.
14693 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
14694 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
14695 vec_promote_demote.
14696 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
14697 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
14698 vec_perm for VSX and handle vec_promote_demote.
14700 2012-02-10 Jakub Jelinek <jakub@redhat.com>
14702 PR middle-end/52177
14703 * builtins.c (fold_builtin_atomic_always_lock_free,
14704 expand_builtin_atomic_always_lock_free,
14705 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
14706 Return and/or test boolean_true_node/boolean_false_node instead of
14707 integer_one_node/integer_zero_node.
14709 2012-02-10 Jan Hubicka <jh@suse.cz>
14711 PR middle-end/48600
14712 * predict.c (predict_paths_for_bb): Prevent looping.
14713 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
14715 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
14717 * config/arm/arm.c (output_move_double): In one case properly
14718 count number of instructions that will be emitted.
14720 2012-02-10 Richard Guenther <rguenther@suse.de>
14722 PR translation/52193
14723 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
14725 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
14727 PR middle-end/52140
14728 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
14730 2012-02-09 Jakub Jelinek <jakub@redhat.com>
14733 * var-tracking.c (emit_note_insn_var_location): If
14734 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
14735 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
14736 non-NOTE_DURING_CALL_P insn.
14738 2012-02-09 Bin Cheng <bin.cheng@arm.com>
14740 PR middle-end/51867
14741 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
14743 2012-02-08 Magnus Granberg <zorry@gentoo.org>
14746 * gcc.c (switch_matches) Support switches with separated form,
14749 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
14751 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
14753 (RAMPZ_ADDR): Ditto.
14754 * config/avr/avr.c (avr_addr_t): New typedef.
14755 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
14756 (avr_init_expanders): Initialize it.
14757 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
14759 (expand_epilogue): Ditto.
14760 (avr_print_operand): Ditto.
14761 (avr_file_start): Ditto.
14762 (avr_emit_movmemhi): Ditto.
14764 2012-02-08 Richard Guenther <rguenther@suse.de>
14766 PR tree-optimization/46886
14767 * tree-flow.h (do_while_loop_p): Declare.
14768 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
14769 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
14771 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
14773 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
14774 always succeed for integers larger than a native word.
14776 2012-02-08 Richard Guenther <rguenther@suse.de>
14778 PR rtl-optimization/52170
14779 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
14780 properly handle integer vector modes.
14782 2012-02-08 Jakub Jelinek <jakub@redhat.com>
14784 PR gcov-profile/52150
14785 * coverage.c: Include target.h.
14786 (build_var): Call targetm.strip_name_encoding on the assembler name.
14787 Change one _ into . or $ if the target allows it.
14788 * Makefile.in (coverage.o): Depend on $(TARGET_H).
14790 PR rtl-optimization/52139
14791 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
14792 is a BARRIER after emit_insn_after_noloc, move BB_END
14793 to the last non-BARRIER insn before it.
14795 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
14797 PR middle-end/24306
14798 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
14799 (mips_gimplify_va_arg_expr): Call it instead of
14800 std_gimplify_va_arg_expr.
14802 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
14804 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
14805 message for -mno-pointers-to-nested-function.
14807 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
14809 PR middle-end/51994
14810 * expr.c (get_inner_reference): If there is an offset, add a negative
14811 bit position to it (if any).
14813 2012-02-07 Jakub Jelinek <jakub@redhat.com>
14815 PR rtl-optimization/52060
14816 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
14817 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
14818 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
14819 and/or i0src_copy2 when needed.
14821 2012-02-07 Jakub Jelinek <jakub@redhat.com>
14823 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
14824 or LTOPLUGINSONAME if have_c.
14826 * config/freebsd-spec.h: Add comment about what macros can be defined
14828 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
14829 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
14832 2012-02-07 Richard Guenther <rguenther@suse.de>
14834 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
14835 newline in -alias dumps.
14837 2012-02-07 Kai Tietz <ktietz@redhat.com>
14838 Dave Korn <dave.korn.cygwin@gmail.com>
14841 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
14842 Take care that typinfo gets dllexport-attribute.
14844 2012-02-07 Jakub Jelinek <jakub@redhat.com>
14846 PR middle-end/52074
14847 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
14848 if modifier < EXPAND_SUM call force_operand on the result.
14850 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
14852 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
14853 adding __forwarder_dst__ prefix if a forwarder_section attribute is
14855 (epiphany_function_type): Replace types for specific interrupts with
14856 EPIPHANY_FUNCTION_INTERRUPT.
14857 (EPIPHANY_INTERRUPT_P): Update.
14858 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
14859 New static function.
14860 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
14861 <disinterrupt>: Affects type identity.
14862 (epiphany_handle_interrupt_attribute): Handle variable number of
14864 (epiphany_compute_function_type): Update for new
14865 epiphany_function_type definition.
14866 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
14867 handlers with a longcall forwarder.
14868 (epiphany_start_function): Handle multiple interrupt arguments and/or
14869 forwarder_section attribute.
14871 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
14874 2012-02-07 Alan Modra <amodra@gmail.com>
14877 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
14880 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14882 PR tree-optimization/50969
14883 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
14884 use vec_perm rather than vector_stmt.
14885 (vect_model_load_cost): Likewise.
14886 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
14887 vec_perm to be the same as other vector statements.
14888 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
14889 cost of vec_perm for TARGET_VSX.
14891 2012-02-06 Richard Guenther <rguenther@suse.de>
14893 PR tree-optimization/52115
14894 * tree-sra.c (access_has_replacements_p): New function.
14895 (sra_modify_assign): Use it to decide whether a use is uninitialized.
14897 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
14899 PR middle-end/52047
14900 * trans-mem.c (expand_call_tm): Add an assertion.
14901 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
14904 2012-02-06 Richard Guenther <rguenther@suse.de>
14906 PR tree-optimization/50955
14907 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
14908 raise cost of expressions that replace an address with an
14909 expression based on a different pointer.
14911 2012-02-06 Jakub Jelinek <jakub@redhat.com>
14914 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
14915 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
14917 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
14920 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
14921 -Weffc++ and specify guidelines come from second edition.
14923 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
14925 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
14926 (sibcall_value_multiple_internal, call_split, call_internal_direct)
14927 (call_direct_split, call_value_split, call_value_internal_direct)
14928 (call_value_direct_split, call_value_multiple_split): Use jal and
14929 jal_macro attributes.
14931 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
14933 * reload1.c (reload_regs_reach_end_p): Replace with...
14934 (reload_reg_rtx_reaches_end_p): ...this function.
14935 (new_spill_reg_store): Update commentary.
14936 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
14937 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
14938 before setting new_spill_reg_store.
14939 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
14940 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
14941 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
14942 for non-spill reload registers.
14944 2012-02-05 Ira Rosen <irar@il.ibm.com>
14946 PR tree-optimization/52091
14947 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
14948 (vect_is_simple_use_1): Likewise.
14949 * tree-vect-loop.c (vectorizable_reduction): Update calls
14950 to vect_is_simple_use_1 and vect_is_simple_use.
14951 (vectorizable_live_operation): Likewise.
14952 * tree-vect-patterns.c (widened_name_p,
14953 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
14954 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
14955 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
14956 vectorizable_shift,vectorizable_operation, vectorizable_store,
14957 vectorizable_load): Likewise.
14958 (vect_is_simple_cond): Add an argument, pass it to
14959 vect_is_simple_use_1.
14960 (vectorizable_condition): Update calls to vect_is_simple_cond,
14961 vect_is_simple_use.
14962 (vect_is_simple_use): Add an argument, the statement in which
14963 OPERAND is used. Check that if OPERAND's def stmt is a double
14964 reduction phi node, the use is a phi node too.
14965 (vect_is_simple_use_1): Add an argument, pass it to
14966 vect_is_simple_use.
14967 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
14968 to vect_is_simple_use.
14970 2012-02-04 Jakub Jelinek <jakub@redhat.com>
14972 PR rtl-optimization/52095
14973 * modulo-sched.c (dump_insn_locator): New function.
14974 (loop_canon_p, sms_schedule): Use it.
14976 PR rtl-optimization/52113
14977 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
14978 even for decomposable shift/zext insns.
14980 2012-02-03 Jakub Jelinek <jakub@redhat.com>
14981 Zdenek Dvorak <ook@ucw.cz>
14983 PR rtl-optimization/52092
14984 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
14985 on get_iv_value result.
14987 2012-02-02 Andrew Pinski <apinski@cavium.com>
14989 PR middle-end/47982
14990 PR middle-end/43967
14991 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
14993 2012-02-02 Jakub Jelinek <jakub@redhat.com>
14995 PR middle-end/48071
14996 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
14998 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
15000 PR rtl-optimization/49800
15001 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
15002 (sched_finish): Call regstat_free_n_sets_and_refs.
15004 2012-02-02 Jia Liu <proljc@gmail.com>
15006 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
15009 2012-02-02 Jan Hubicka <jh@suse.cz>
15010 Tom de Vries <tom@codesourcery.com>
15012 PR middle-end/51998
15013 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
15014 * varpool.c (varpool_analyze_pending_decls): Likewise.
15016 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
15017 Jayant R Sonar <jayant.sonar@kpitcummins.com>
15019 * config.gcc: Add cr16-* support.
15021 * doc/extend.texi: Document cr16 extensions.
15022 * doc/install.texi: Document cr16 install.
15023 * doc/invoke.texi: Document cr16 options.
15024 * doc/md.texi: Document cr16 constraints.
15026 * common/config/cr16/cr16-common.c: New file.
15027 * config/cr16/cr16.c: New file.
15028 * config/cr16/cr16.h: New file.
15029 * config/cr16/cr16.md: New file.
15030 * config/cr16/cr16.opt: New file.
15031 * config/cr16/cr16-protos.h: New file.
15032 * config/cr16/predicates.md: New file.
15033 * config/cr16/constraints.md: New file.
15034 * config/cr16/t-cr16: New file.
15036 2012-02-02 Jakub Jelinek <jakub@redhat.com>
15039 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
15040 that operands[2] is either immediate, or q_regs_operand.
15042 PR tree-optimization/52073
15043 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
15044 a pattern stmt for pattern uses, ignore uses outside of the loop.
15046 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
15048 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
15049 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
15050 (OUT_AS1, OUT_AS2): Remove.
15052 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
15054 PR rtl-optimization/51374
15055 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
15056 to cross other volatile_refs_p insns.
15058 2012-02-01 Richard Guenther <rguenther@suse.de>
15060 * doc/invoke.texi (fno-inline): Clarify documentation.
15061 (finline-small-functions): Likewise.
15062 (finline-functions): Likewise.
15063 * common.opt (finline): Adjust comment and documentation.
15064 (finline-small-functions): Clarify documentation.
15065 (finline-functions): Likewise.
15066 (finline-functions-called-once): Likewise.
15068 2012-02-01 Tristan Gingold <gingold@adacore.com>
15070 * c-typeck.c (composite_type): Keep mode for pointers.
15072 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
15074 * function.h (regno_reg_rtx): Adjust comment.
15075 * reginfo.c (init_reg_modes_target): Only use the previous mode
15076 if it fits within one register. Remove MIPS comment.
15078 2012-01-31 Jakub Jelinek <jakub@redhat.com>
15081 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
15083 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15085 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
15086 to srak instruction.
15088 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
15090 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
15092 2012-01-31 Jakub Jelinek <jakub@redhat.com>
15097 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
15099 2012-01-31 Richard Guenther <rguenther@suse.de>
15101 PR tree-optimization/51528
15102 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
15105 2012-01-31 Jakub Jelinek <jakub@redhat.com>
15110 * ree.c (add_removable_extension): Change def_map argument
15111 to unsigned *, store in def_map 1 + offset into *insn_list vector
15112 instead of pointers into the vector.
15113 (find_removable_extensions): Adjust caller.
15115 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
15117 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
15118 Transform all "* quoted-c-code" to { c-code }.
15119 Remove redundant test for "optimize" in combine patterns.
15120 Move (include "avr-dimode.md") to end of file.
15122 2012-01-30 Bin Cheng <bin.cheng@arm.com>
15125 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
15126 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
15128 2012-01-30 Richard Guenther <rguenther@suse.de>
15130 PR tree-optimization/52028
15131 * tree-loop-distribution.c (ldist_gen): Properly update
15134 2012-01-30 Jakub Jelinek <jakub@redhat.com>
15137 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
15138 set_cur_line_info_table if not emitting debug info.
15140 PR tree-optimization/52046
15141 * tree-vect-patterns.c (check_bool_pattern): Give up if
15142 a comparison could throw.
15145 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
15147 2012-01-30 Richard Guenther <rguenther@suse.de>
15149 PR tree-optimization/52045
15150 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
15151 SSA form if cfgcleanup did anything.
15153 2012-01-30 Richard Guenther <rguenther@suse.de>
15155 PR tree-optimization/52045
15156 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
15157 before computing final todo.
15159 2012-01-30 Richard Guenther <rguenther@suse.de>
15161 PR tree-optimization/51528
15162 * tree-sra.c (sra_modify_assign): Re-factor in preparation
15165 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
15167 * df-problems.c (df_kill_notes): Check that the use refers
15168 to the note under examination.
15170 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
15173 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
15174 parameter and use short-lived pseudos.
15175 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
15176 (sparc_expand_vector_init): Const-ify local variables and adjust
15177 calls to above functions.
15179 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
15181 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
15183 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
15185 * doc/invoke.texi: Make usage of "compile time" and
15186 "run time"/"runtime" consistent throughout the file.
15188 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
15190 * config/alpha/alpha.c (alpha_option_override): Default to
15191 full IEEE compliance mode for Go language.
15193 2012-01-29 Tijl Coosemans <tijl@coosemans.org>
15195 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
15196 (LINK_SSP_SPEC): Define.
15198 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15201 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
15204 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
15206 * doc/invoke.texi: Correct hyphenation of "floating point",
15207 "double precision", and related terminology throughout the file.
15209 2012-01-28 Jakub Jelinek <jakub@redhat.com>
15212 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
15213 arm_general_register_operand predicate for operand 2 instead of
15216 2012-01-27 Ian Lance Taylor <iant@google.com>
15219 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
15220 * builtins.c (expand_builtin_init_trampoline): Add onstack
15221 parameter. Change caller.
15222 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
15223 * tree.c (build_common_builtin_nodes): Declare
15224 __builtin_init_heap_trampoline.
15226 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
15228 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
15229 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
15230 * config/avr/avr.c: Ditto.
15231 (avr_regnames): Remove because unused.
15232 * config/avr/avr.md (*cpse.ne): New peephole.
15233 (*cpse.eq): New peephole from former cpse peepholes.
15235 2012-01-27 Michael Eager <eager@eagercon.com>
15237 * config/microblaze.c (microblaze_emit_compare): Correct
15238 test after pcmp instruction.
15240 2012-01-27 Richard Guenther <rguenther@suse.de>
15242 PR tree-optimization/52020
15243 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
15245 2012-01-27 Richard Guenther <rguenther@suse.de>
15247 * ipa-pure-const.c (check_stmt): Clobbers do not make a
15248 function non-const/pure.
15250 2012-01-27 Richard Guenther <rguenther@suse.de>
15252 PR tree-optimization/50444
15253 * tree-sra.c (build_ref_for_offset): Properly adjust the
15254 MEM_REF type for unaligned accesses.
15256 2012-01-27 Richard Guenther <rguenther@suse.de>
15258 PR tree-optimization/50444
15259 * expr.c (mem_ref_refers_to_non_mem_p): New function.
15260 (expand_assignment): Use it. Properly handle misaligned
15261 bases when expanding stores to component references.
15262 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
15263 refactor that case.
15265 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
15267 PR middle-end/51389
15268 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
15269 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
15270 * tree-data-ref.c (find_data_references_in_loop): Make static.
15271 (compute_all_dependences): Change return type to bool. Bail out
15272 for too many datarefs in a loop. Move the hunk resetting the data
15273 dependences vector from ...
15274 (compute_data_dependences_for_loop): ... here. Account for
15275 compute_all_dependences returning false.
15276 (compute_data_dependences_for_bb): Likewise.
15277 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
15278 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
15280 2012-01-27 Richard Guenther <rguenther@suse.de>
15282 PR middle-end/51959
15283 * expr.c (store_field): Use the alias-set of the scratch memory
15286 2012-01-27 Tom de Vries <tom@codesourcery.com>
15288 PR tree-optimization/51990
15289 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15291 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
15293 2012-01-27 Jakub Jelinek <jakub@redhat.com>
15296 * var-tracking.c (reverse_op): Don't add any reverse operation
15297 if V already has any constant locations.
15299 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
15301 * doc/invoke.texi: Correct usage of "command line" (noun)
15302 vs "command-line" (adjective) throughout.
15304 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
15306 * doc/invoke.texi (Language Independent Options): Move
15307 -Wcoverage-mismatch blurb from here....
15308 (Warning Options): ...to here.
15310 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
15312 * config/rs6000/rs6000.c (rs6000_option_override_internal):
15313 Set rs6000_always_hint to false for 476.
15315 2012-01-27 Matthias Klose <doko@ubuntu.com>
15317 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
15319 * incpath.c (add_standard_paths): Likewise.
15321 2012-01-27 Richard Henderson <rth@redhat.com>
15323 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
15324 * config/m68k/sync.md (atomic_test_and_set): Rename from
15325 sync_test_and_setqi and adjust the operands.
15326 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
15327 and unconditionally enable.
15329 2012-01-27 Richard Henderson <rth@redhat.com>
15331 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
15332 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
15333 (ldstub): Rename from ldstubqi.
15334 (ldstub<I24MODE>): Remove.
15336 2012-01-27 Richard Henderson <rth@redhat.com>
15338 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
15339 * c-cppbuiltin.c (cpp_atomic_builtins): Define
15340 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
15341 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
15342 * doc/tm.texi: Rebuild.
15344 2012-01-27 Richard Henderson <rth@redhat.com>
15346 * optabs.c (gen_atomic_test_and_set): Remove default.
15347 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
15349 2012-01-26 Jakub Jelinek <jakub@redhat.com>
15351 PR rtl-optimization/51978
15352 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
15353 (combine_reaching_defs): Likewise.
15354 (struct re_info): Remove.
15355 (add_removable_extension): Remove x and data arguments,
15356 add insn, insn_list and def_map. Use the arguments directly
15357 instead of using struct re_info.
15358 (find_removable_extensions): Don't call add_removable_extension
15359 through note_stores, instead just call it with single_set
15360 result if non-NULL.
15361 (find_and_remove_re): Pass curr_cand->expr instead of
15362 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
15364 2012-01-26 Michael Matz <matz@suse.de>
15366 PR tree-optimization/46590
15367 * cfgexpand.c: Revert last change (r183305).
15368 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
15370 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
15371 checking for emptiness.
15373 2012-01-26 Jakub Jelinek <jakub@redhat.com>
15375 PR middle-end/51895
15376 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
15377 non-addressable non-BLKmode base correctly.
15379 2012-01-26 Michael Matz <matz@suse.de>
15381 PR tree-optimization/48794
15382 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
15383 regions referenced from RESX/EH_DISPATCH.
15385 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15387 * config/s390/s390.h: Make BRANCH_COST an option.
15388 * config/s390/s390.opt: New option -mbranch-cost.
15390 2012-01-26 Richard Henderson <rth@redhat.com>
15392 Revert 2012-01-24 change:
15393 * trans-mem.c (requires_barrier): Do not instrument thread local
15394 variables and emit save/restore for them.
15396 2012-01-25 Jakub Jelinek <jakub@redhat.com>
15398 PR middle-end/51986
15399 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
15402 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
15404 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
15407 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
15410 Rename __pgm to __flash.
15411 Rename __pgm1 to __flash1.
15412 Rename __pgm2 to __flash2.
15413 Rename __pgm3 to __flash3.
15414 Rename __pgm4 to __flash4.
15415 Rename __pgm5 to __flash5.
15416 Rename __pgmx to __memx.
15417 * doc/extend.texi (AVR Named Address Spaces)
15418 Rename address space names as indicated above.
15419 * config/avr/avr.c (avr_addrspace): Ditto.
15421 * config/avr/avr-protos.h
15422 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
15423 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
15424 * config/avr/predicates.md: Ditto.
15425 * config/avr/avr.c Ditto, and
15426 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
15427 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
15429 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
15430 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
15431 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
15432 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
15433 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
15434 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
15435 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
15436 * config/avr/avr.c: Ditto.
15437 * config/avr/avr.md: Ditto.
15439 2012-01-25 Jason Merrill <jason@redhat.com>
15442 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
15444 2012-01-25 Jakub Jelinek <jakub@redhat.com>
15446 PR tree-optimization/51987
15447 * tree-data-ref.c (get_references_in_stmt): Handle references in
15448 non-volatile GIMPLE_ASM.
15450 2012-01-25 Richard Guenther <rguenther@suse.de>
15452 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
15453 bases are dereferenced.
15455 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
15457 PR rtl-optimization/48374
15458 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
15460 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
15462 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
15463 compute_data_dependences_for_loop returns false.
15464 * tree-parloops.c (loop_parallel_p): Likewise.
15466 2012-01-25 Richard Guenther <rguenther@suse.de>
15468 * tree.h (get_pointer_alignment_1): Declare.
15469 * builtins.c (get_pointer_alignment_1): New function.
15470 (get_pointer_alignment): Use it.
15472 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
15474 PR rtl-optimization/48308
15475 * combine.c (enum undo_kind): Add UNDO_LINKS.
15476 (struct undo): Add member l to other_contents and where.
15477 (do_SUBST_LINK): New.
15479 (try_combine): Handle LOG_LINKS for the dummy i1 case.
15480 (undo_all): Handle UNDO_LINKS.
15482 2012-01-25 Richard Henderson <rth@redhat.com>
15484 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
15487 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
15489 * optabs.c (gen_atomic_test_and_set): Use each argument.
15491 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
15493 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
15494 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
15495 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
15496 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
15497 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
15498 TARGET_PAIRED_SINGLE_FLOAT.
15500 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
15502 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
15503 (in_struct, return_val): Remove MEM documentation.
15504 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
15505 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
15506 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
15508 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
15509 * cfgexpand.c (add_alias_set_conflicts): Likewise.
15510 * expr.c (store_field): Likewise.
15511 * function.c (assign_stack_temp_for_type): Likewise.
15512 * ifcvt.c (noce_try_cmove_arith): Likewise.
15513 * reload1.c (reload): Likewise.
15514 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
15515 (alpha_set_memflags): Likewise.
15516 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
15518 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
15520 * rtl.h (true_dependence, canon_true_dependence): Remove varies
15522 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
15523 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
15524 (true_dependence_1, true_dependence, canon_true_dependence): Remove
15526 * cselib.c (cselib_rtx_varies_p): Delete.
15527 (cselib_invalidate_mem): Update call to canon_true_dependence.
15528 * dse.c (record_store, check_mem_read_rtx): Likewise.
15529 (scan_reads_nospill): Likewise.
15530 * cse.c (check_dependence): Likewise.
15531 (cse_rtx_varies_p): Delete.
15532 * expr.c (safe_from_p): Update call to true_dependence.
15533 * ira.c (validate_equiv_mem_from_store): Likewise.
15534 (memref_referenced_p): Likewise.
15535 * postreload-gcse.c (find_mem_conflicts): Likewise.
15536 * sched-deps.c (sched_analyze_2): Likewise.
15537 * store-motion.c (load_kills_store): Likewise.
15538 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
15539 * gcse.c (mems_conflict_for_gcse_p): Likewise.
15540 (compute_transp): Update call to canon_true_dependence.
15542 2012-01-25 Richard Henderson <rth@redhat.com>
15544 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
15545 (maybe_emit_atomic_test_and_set): New.
15546 (expand_sync_lock_test_and_set): Use it.
15547 (expand_atomic_test_and_set): Likewise.
15548 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
15549 the implementation; clarify implementation defined details.
15550 * doc/md.texi (atomic_test_and_set): Document.
15552 2012-01-25 Richard Henderson <rth@redhat.com>
15554 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
15556 2012-01-25 Richard Henderson <rth@redhat.com>
15559 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
15560 to effect no-op split.
15562 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
15565 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
15566 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
15567 (BT_FN_VOID_PTR_INT_SIZE): New.
15568 (BT_FN_UINT_UINT_VAR): Remove.
15569 (BT_FN_UINT32_UINT32_VAR): New.
15570 (BT_FN_DOUBLE_VPTR): Remove.
15571 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
15573 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
15574 (_ITM_changeTransactionMode): Same.
15575 (_ITM_memmoveRtWt): Change return type to void.
15576 (_ITM_memcpyRtWt): Same.
15577 (_ITM_memsetW): Same.
15578 (_ITM_RaRD): Change types to double.
15583 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
15585 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
15586 Patrick Marlier <patrick.marlier@gmail.com>
15588 * trans-mem.c (requires_barrier): Do not instrument thread local
15589 variables and emit save/restore for them.
15591 2012-01-24 Jason Merrill <jason@redhat.com>
15594 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
15595 output static aliases.
15597 2012-01-24 Jakub Jelinek <jakub@redhat.com>
15600 * common.opt (-pie, -shared, pie, shared): Change from Common to
15602 * gcc.c (display_help): Display help for -pie and -shared.
15604 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
15607 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
15608 Remove note on size/offset limitation.
15609 (AVR Variable Attributes): Add example how to read data located
15610 with progmem. Refer to named address spaces.
15611 * doc/invoke.texi (AVR Options): Fix typo.
15613 2012-01-24 Richard Guenther <rguenther@suse.de>
15615 Forward-port to trunk
15616 2010-09-21 Jakub Jelinek <jakub@redhat.com>
15618 PR middle-end/45678
15619 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
15620 op0 isn't sufficiently aligned and there is movmisalignM
15621 insn for mode, use it to load op0 into a temporary register.
15623 2012-01-24 Jakub Jelinek <jakub@redhat.com>
15626 * target.def (const_not_ok_for_debug_p): New hook.
15627 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
15629 * doc/tm.texi: Regenerated.
15630 * dwarf2out.c (const_ok_for_output_1): If
15631 targetm.const_not_ok_for_debug_p returns true, fail.
15632 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
15634 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
15636 2012-01-23 Kai Tietz <ktietz@redhat.com>
15639 * config/i386/predicates.md (symbolic_operand): Allow
15640 UNSPEC_PCREL as PIC expression for lea.
15641 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
15642 * config/i386/i386.c (ix86_delegitimize_address): Handle
15643 UNSPEC_PCREL for none-MEM, too.
15645 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
15647 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
15648 (ipa_tm_create_version_alias): Same.
15650 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
15653 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
15654 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
15656 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
15657 Patrick Marlier <patrick.marlier@gmail.com>
15658 Iain Sandoe <developer@sandoe-acoustics.co.uk>
15661 * lto-wrapper.c (run_gcc): Pass the LTO section name to
15662 simple_object_start_read.
15664 2012-01-23 Richard Guenther <rguenther@suse.de>
15667 PR tree-optimization/51895
15668 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
15669 parameter decomposition into BLKmode components.
15671 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
15673 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
15674 fake variables for restrict-qualified pointers whose pointed-to type
15675 contains a placeholder.
15677 2012-01-23 Richard Guenther <rguenther@suse.de>
15679 PR tree-optimization/51949
15680 * ipa-split.c (execute_split_functions): Do not split malloc functions.
15682 2012-01-23 Jakub Jelinek <jakub@redhat.com>
15684 PR rtl-optimization/51933
15685 * ree.c (transform_ifelse): Return true right away if dstreg is
15686 already wider or equal to cand->mode.
15687 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
15688 (make_defs_and_copies_lists): Remove defs_list and copies_list
15689 arguments, add state argument, just truncate state->work_list
15690 instead of always allocating and freeing the vector. Assert that
15691 get_defs succeeds instead of returning 2. Changed return type to bool.
15692 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
15693 have ext_src_mode, see if it has been modified already with the
15694 right kind of extension and has been extended before from the
15695 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
15696 just return true. Remember the original mode in state->modified array.
15697 (combine_reaching_defs): Add state argument. Don't allocate and
15698 free here def_list, copied_list and vec vectors, instead just
15699 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
15700 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
15701 Add state variable, clear vectors in it, initialize state.modified
15702 if needed. Free all the vectors at the end and state.modified too.
15703 Don't skip a candidate if the extension expression has been modified.
15705 2012-01-22 Douglas B Rupp <rupp@gnat.com>
15708 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
15709 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
15710 (extra_options) interix.opt -> i386/interix.opt"
15711 (extra_objs):Add winnt-stubs.o
15712 * configure.ac: Add interix to target_os .comm on PE check.
15713 * configure: Regenerate.
15714 * config/interix3.h: Delete and move bits to..
15715 * config/interix.h: Delete and move bits to..
15716 * config/i386/i386-interix3.h: Delete and move bits to..
15717 * config/i386/i386-interix.h: ..here.
15718 (TARGET_CPU_DEFAULT): Remove redefinition.
15719 (TARGET_ASM_CONSTRUCTOR): Undefine.
15720 (SUBTARGET_SWITCHES): Define for ms-bitfields.
15721 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
15722 (PTRDIFF_TYPE): Define.
15723 (LONG_DOUBLE_TYPE_SIZE): Define.
15724 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
15725 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
15726 (TARGET_SECTION_TYPE_FLAGS): Define.
15727 (ASM_DECLARE_FUNCTION_NAME): Define.
15728 (ASM_OUTPUT_EXTERNAL): Define.
15729 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
15730 (ASM_OUTPUT_ALIGNED_BSS): Define.
15731 (PCC_BITFIELD_TYPE_MATTERS): Define.
15732 (USE_CONST_SECTION): Define.
15733 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
15734 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
15735 (SUPPORTS_ONE_ONLY): Remove.
15736 (I386_PE_STRIP_ENCODING): Define.
15737 * config/interix.opt: Delete and move bits to..
15738 * config/i386/interix.opt: ..here. New.
15739 (mpe-aligned-commons): Add.
15740 * config/i386/t-interix: Add copyright header.
15741 (winnt-stubs.o): Add rule.
15743 2012-01-22 Jason Merrill <jason@redhat.com>
15746 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
15747 for extra name aliases.
15749 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
15751 PR rtl-optimization/51924
15752 * ree.c (combine_set_extension): Improve debugging message.
15753 (combine_reaching_defs): Likewise.
15754 (get_defs): Rename confusingly named variable.
15755 (find_and_remove_re): Skip a candidate if the extension expression has
15758 2012-01-21 Robert Millan <rmh@gnu.org>
15759 Gerald Pfeifer <gerald@pfeifer.com>
15761 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
15762 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
15764 2012-01-20 Jakub Jelinek <jakub@redhat.com>
15766 PR tree-optimization/51914
15767 * tree-vect-stmts.c (vectorizable_conversion): For
15768 cvt_type && modifier == WIDEN, put temporary with cvt_type
15769 at the beginning of vec_dsts and set vec_dest to temporary
15772 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
15774 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
15776 2012-01-20 Tijl Coosemans <tijl@coosemans.org>
15778 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
15779 * config/rs6000/rs6000.c: Likewise.
15781 2012-01-20 Jakub Jelinek <jakub@redhat.com>
15784 * config/arm/arm.c (arm_count_output_move_double_insns): Call
15785 output_move_double on a copy of operands array.
15787 2012-01-20 Cary Coutant <ccoutant@google.com>
15788 Dodji Seketeli <dodji@redhat.com>
15791 * dwarf2out.c (copy_declaration_context): Return ref to parent
15792 of declaration DIE, if necessary.
15793 (remove_child_or_replace_with_skeleton): Add new parameter; update
15794 caller. Place skeleton DIE under parent DIE of original declaration.
15795 Move call to copy_declaration_context to here ...
15796 (break_out_comdat_types): ... from here.
15798 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15800 PR rtl-optimization/51856
15801 * reload.c (find_reloads_subreg_address): Set the address_reloaded
15804 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
15807 * config/arm/arm.c (arm_print_operand): Correct output of alignment
15808 hints for neon loads and stores.
15810 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
15814 * doc/extend.texi (Named Address Spaces): Split into subsections.
15815 (AVR Named Address Spaces): New subsection.
15816 (M32C Named Address Spaces): New subsection.
15817 (RL78 Named Address Spaces): New subsection.
15818 (SPU Named Address Spaces): New subsection.
15819 (Variable Attributes): New anchor "AVR Variable Attributes".
15820 (AVR Variable Attributes): Rewrite and avoid wording
15821 "address space" in this context.
15822 * doc/invoke.texi (AVR Options): Rewrite and add documentation
15823 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
15824 (AVR Built-in Macros): New subsubsection therein.
15825 * doc/md.texi (AVR constraints): Remove "C04", "R".
15827 2012-01-20 Richard Guenther <rguenther@suse.de>
15829 PR tree-optimization/51903
15830 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
15831 when removing stmts.
15833 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
15836 * config/arm/arm.c (arm_load_pic_register): Use
15837 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
15838 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
15839 (arm_pic_static_addr): Likewise.
15840 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
15841 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
15842 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
15843 (pic_load_addr_unified): New.
15845 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
15848 * function.c (instantiate_virtual_regs_in_insn): Use
15849 delete_insn_and_edges when removing a wrong asm insn.
15851 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
15853 PR rtl-optimization/40761
15854 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
15855 Add new member loop_num.
15856 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
15857 (ira_build): Remove the parameter.
15859 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
15860 (ira.c): Do not build CFG loops for one region allocation. Remove
15861 argument from ira_build call.
15863 * ira-build.c (init_loop_tree_node): New function.
15864 (create_loop_tree_nodes): Use it. Separate the case when CFG
15865 loops are not built.
15866 (more_one_region_p): Check current_loops.
15867 (finish_loop_tree_nodes): Separate the case when CFG loops are not
15869 (add_loop_to_tree): Process loop equal to NULL too.
15870 (form_loop_tree): Separate the case when CFG loops are not built.
15871 Use explicitly number for the root.
15872 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
15874 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
15875 instead of loop->num.
15876 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
15877 (mark_all_loops_for_removal): Ditto.
15878 (remove_unnecessary_regions): Separate the case when CFG loops
15880 (ira_build): Remove the parameter. Use explicit number of regions
15881 when CFG loops are not built.
15883 * ira-color.c (print_loop_title): Separate the case for the root node.
15884 Use loop_num instead of loop->num.
15885 (move_spill_restore): Use loop_num instead of loop->num.
15887 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
15888 (change_loop): Ditto.
15889 (change_loop): Use loop_num instead of loop->num.
15891 * ira-lives.c (process_bb_node_lives): Ditto.
15893 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
15895 * ira-conflicts.c (print_allocno_conflicts): Ditto.
15897 2012-01-19 Jakub Jelinek <jakub@redhat.com>
15899 PR libmudflap/40778
15900 * tree-mudflap.c (mf_artificial): New function.
15901 (execute_mudflap_function_ops, execute_mudflap_function_decls,
15902 mx_register_decls, mudflap_enqueue_decl): Use it.
15905 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
15906 numbers in the insn pattern.
15908 2012-01-19 Michael Matz <matz@suse.de>
15910 PR tree-optimization/46590
15911 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
15912 use it in remembering which conflicts we already created.
15913 (add_scope_conflicts): Adjust call to above, (de)allocate helper
15916 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
15919 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
15920 (merge_and_complain): Same.
15922 2012-01-19 Jakub Jelinek <jakub@redhat.com>
15925 * config/initfini-array.h: Guard content of the header
15926 with #ifdef HAVE_INITFINI_ARRAY.
15927 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
15928 Add initfini-array.h to tm_file here.
15929 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
15930 * config.gcc: Don't add initfini-array.h to tm_file here.
15931 * configure: Regenerated.
15933 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
15935 PR rtl-optimization/51505
15936 * df-problems.c (df_kill_notes): New parameter live. Update comment.
15937 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
15938 (df_note_bb_compute): Update the call to df_kill_notes.
15940 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
15942 * trans-mem.c (requires_barrier): Remove call to is_global_var.
15944 2012-01-18 Richard Guenther <rguenther@suse.de>
15946 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
15947 of conversions to void *.
15949 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15950 Richard Sandiford <rdsandiford@googlemail.com>
15952 PR middle-end/50325
15953 PR middle-end/51192
15954 * optabs.h (simplify_expand_binop): Declare.
15955 * optabs.c (simplify_expand_binop): Make global.
15956 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
15957 endian targets if the source cannot be exactly covered by word
15960 2012-01-17 Jakub Jelinek <jakub@redhat.com>
15963 * hard-reg-set.h (struct hard_reg_set_container): New type.
15964 * target.h (struct hard_reg_set_container): Forward declare.
15965 * target.def (set_up_by_prologue): New target hook.
15966 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
15967 * doc/tm.texi: Regenerated.
15968 * function.c (thread_prologue_and_epilogue_insns): Change
15969 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
15970 Call targetm.set_up_by_prologue on it.
15971 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
15972 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
15974 2012-01-17 Nick Clifton <nickc@redhat.com>
15976 * config/rx/rx.c (rx_can_use_simple_return): New function.
15977 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
15978 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
15980 2012-01-17 Richard Guenther <rguenther@suse.de>
15982 PR middle-end/51782
15983 * expr.c (expand_assignment): Take address-space information
15984 from the address operand of MEM_REF and TARGET_MEM_REF.
15985 (expand_expr_real_1): Likewise.
15987 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15989 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
15990 reload dump is requested.
15992 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
15995 * trans-mem.c (requires_barrier): Call may_be_aliased.
15997 2012-01-17 Jakub Jelinek <jakub@redhat.com>
15999 PR tree-optimization/51877
16000 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
16001 call arguments and fndecls compare equal, instead return false if they
16002 don't. Return true only if lhs1 and lhs2 are either both NULL, or
16003 both SSA_NAMEs that are valueized the same, or they satisfy
16006 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16008 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
16010 * configure: Regenerate.
16012 2012-01-16 Jan Hubicka <jh@suse.cz>
16016 * convert.c (convert_to_integer): Use fold_convert for
16017 converting an INTEGER_CST to integer type.
16019 2012-01-16 Jason Merrill <jason@redhat.com>
16022 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
16024 2012-01-16 Jakub Jelinek <jakub@redhat.com>
16027 * config/s390/s390.c (s390_chunkify_start): Don't skip
16028 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
16029 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
16030 If insn is followed by NOTE_INSN_VAR_LOCATION or
16031 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
16032 Don't use location of note insns.
16034 PR tree-optimization/51865
16035 * tree-inline.c (tree_function_versioning): Call remap_decl
16036 on DECL_RESULT whenever it has VOID_TYPE_P type.
16038 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
16040 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
16041 for calls to locally-binding MIPS16 functions if only the return
16042 type uses float regs.
16044 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
16045 Richard Sandiford <rdsandiford@googlemail.com>
16047 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
16048 (SYMBOL_32_HIGH): Likewise.
16049 (mips_output_tls_reloc_directive): Declare.
16050 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
16051 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
16052 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
16053 (mips_lo_relocs, mips_hi_relocs): Make extern.
16054 (mips16_stub_function): Move up file.
16055 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
16056 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
16057 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
16058 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
16059 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
16060 (mips_get_tp): Add MIPS16 support.
16061 (mips_legitimize_tls_address): Remove MIPS16 sorry().
16062 Generalize DTPREL and TPREL handling.
16063 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
16064 Add MIPS16 TLS support.
16065 (mips_output_tls_reloc_directive): New function.
16066 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
16067 * config/mips/predicates.md (symbolic_operand_with_high)
16068 (tls_reloc_operand): New predicates.
16069 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
16070 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
16071 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
16072 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
16073 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
16074 (*tls_get_tp_mips16_call_<mode>): Likewise.
16076 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
16078 PR rtl-optimization/51821
16079 * recog.c (peep2_find_free_register): Determine clobbered registers
16082 2012-01-14 Denis Chertykov <chertykov@gmail.com>
16085 * config/avr/avr-protos.h: Revert change of 2012-01-09.
16086 * config/avr/avr.c: Likewise.
16087 * config/avr/avr.h: Likewise.
16089 2012-01-13 Ian Lance Taylor <iant@google.com>
16092 * tree.h (TYPE_QUALS): Add cast to int.
16093 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
16095 2012-01-13 Ian Lance Taylor <iant@google.com>
16097 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
16098 comparing param_index to VEC_length result.
16100 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
16102 * c-decl.c: Do not include tree-mudflap.h
16103 * tree-optimize.c: Likewise.
16104 * Makefile.in: Update dependencies.
16106 2012-01-13 Richard Guenther <rguenther@suse.de>
16109 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
16110 variable-sized result always use RSO.
16112 2012-01-12 DJ Delorie <dj@redhat.com>
16114 * cfgexpand.c (convert_debug_memory_address): Allow any valid
16115 pointer type, not just the default pointer type.
16117 2012-01-09 Richard Henderson <rth@redhat.com>
16118 Denis Chertykov <chertykov@gmail.com>
16121 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
16122 * config/avr/avr.c (avr_can_eliminate): Simplify.
16123 (avr_initial_elimination_offset): Likewise.
16124 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
16125 (expand_epilogue): Likewise.
16126 (avr_legitimize_address): Gut.
16127 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
16128 (avr_hard_regno_nregs): New.
16129 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
16130 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
16131 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
16132 add soft frame pointer.
16133 (CALL_USED_REGISTERS): Likewise.
16134 (REG_CLASS_CONTENTS): Likewise.
16135 (REGISTER_NAMES): Likewise.
16136 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
16137 (HARD_FRAME_POINTER_REGNUM): New.
16138 (FRAME_POINTER_REGNUM): Use soft frame pointer.
16139 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
16140 remove the HARD_FRAME_POINTER self-elimination.
16142 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
16145 * config/avr/avr.c (avr_encode_section_info): Test for absence of
16146 DECL_EXTERNAL when checking for initializers of progmem variables.
16148 2012-01-12 Ira Rosen <irar@il.ibm.com>
16150 PR tree-optimization/51799
16151 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
16152 that the last operation is a type demotion.
16154 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
16156 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
16157 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
16159 2012-01-11 Jakub Jelinek <jakub@redhat.com>
16162 * combine.c (distribute_notes): If i3 is a noreturn call,
16163 allow old_size to be equal to args_size and make sure the
16164 noreturn call gets REG_ARGS_SIZE note.
16165 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
16166 on noreturn calls even when the delta is 0.
16168 2012-01-11 Nathan Sidwell <nathan@acm.org>
16170 * gcov.c (STRING_SIZE): Remove.
16171 (generate_results): Erase annotations for source files with no
16172 coverage information.
16174 (output_lines): Use it.
16176 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
16178 * gimple.h (gimplify_body): Remove first argument.
16179 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
16180 pointer set here, instead just pass DATA to walk_tree.
16181 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
16182 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
16183 (unvisit_body): Likewise, but with unmark_visited.
16184 (gimplify_body): Remove BODY_P argument and adjust.
16185 (gimplify_function_tree): Adjust call to gimplify_body.
16186 * omp-low.c (finalize_task_copyfn): Likewise.
16188 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
16190 * tree.h (build_function_decl_skip_args): Add boolean parameter.
16191 (build_function_type_skip_args): Delete.
16192 * tree.c (build_function_type_skip_args): Make static and add
16193 SKIP_RETURN parameter. Fix thinko in the handling of variants.
16194 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
16195 pass it to build_function_type_skip_args.
16196 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
16197 (tree_function_versioning): Likewise.
16198 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
16199 build_function_decl_skip_args.
16200 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
16201 and pass it to build_function_decl_skip_args/tree_function_versioning.
16202 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
16203 * ipa-inline-transform.c (save_inline_function_body): Likewise.
16204 * trans-mem.c (ipa_tm_create_version): Likewise.
16205 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
16206 * tree-inline.c (declare_return_variable): Remove always-true test.
16207 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
16208 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
16209 * ipa-split.c (split_function): Skip the return value for the split
16210 part if it doesn't return.
16212 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16214 PR tree-optimization/49642
16215 * ipa-split.c (forbidden_dominators): New variable.
16216 (check_forbidden_calls): New function.
16217 (dominated_by_forbidden): Likewise.
16218 (consider_split): Check for forbidden dominators.
16219 (execute_split_functions): Initialize and free forbidden
16220 dominators info; call check_forbidden_calls.
16222 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
16224 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
16226 2012-01-11 Nick Clifton <nickc@redhat.com>
16228 * config/rx/rx.md (return): Define pattern.
16230 2012-01-11 Richard Guenther <rguenther@suse.de>
16232 * doc/extend.texi (malloc attribute): Adjust according to
16235 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
16236 Patrick Marlier <patrick.marlier@gmail.com>
16238 PR middle-end/51516
16239 * trans-mem.c (get_cg_data): Traverse aliases if requested.
16240 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
16241 (ipa_tm_note_irrevocable): Same.
16242 (ipa_tm_scan_irr_block): Same.
16243 (ipa_tm_decrement_clone_counts): Same.
16244 (ipa_tm_scan_irr_function): Same.
16245 (ipa_tm_create_version_alias): Same.
16246 (ipa_tm_create_version): Same.
16247 (ipa_tm_transform_calls_redirect): Same.
16248 (ipa_tm_transform_calls): Same.
16249 (ipa_tm_transform_transaction): Same.
16250 (ipa_tm_execute): Same.
16252 2012-01-10 Richard Guenther <rguenther@suse.de>
16254 PR middle-end/51806
16255 * opts.c (common_handle_option): Handle -Werror.
16257 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
16259 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
16262 2012-01-10 Jason Merrill <jason@redhat.com>
16264 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
16267 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16269 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
16270 supports R_386_TLS_GD_PLT reloc.
16271 (gcc_cv_as_ix86_tlsldmplt): Check if linker
16272 supports R_386_TLS_LDM_PLT reloc.
16273 * configure: Regenerate.
16274 * config.in: Regenerate.
16276 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
16279 Extend __pgmx semantics to linearize memory.
16280 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
16281 determine if code comes inline or from libgcc.
16282 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
16283 (movmem_qi, movmem_qi): Set constraint #2 to "n".
16284 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
16285 (movmemx_qi, movmemx_hi): New insns.
16286 (xload_<mode>_libgcc): Rewrite to new insn condition.
16287 (xload_<mode>): Remove insns.
16288 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
16289 cases that don't satisfy avr_xload_libgcc_p().
16290 (avr_addr_space_convert): Allow converting in any direction.
16291 (avr_addr_space_subset_p): Return always true.
16292 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
16293 (avr_emit_movmemhi): Ditto.
16294 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
16295 (avr_out_movmem): Ditto.
16296 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
16297 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
16298 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
16299 (avr_encode_section_info): Encode 'progmem' in symbol flags.
16300 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
16302 2012-01-10 Richard Guenther <rguenther@suse.de>
16304 PR tree-optimization/50913
16305 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
16306 Require data-refs to be representable by Graphite with respect
16309 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
16311 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
16312 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
16314 2012-01-10 Tom de Vries <tom@codesourcery.com>
16316 PR rtl-optimization/51271
16317 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
16318 handling annulled branch.
16320 2012-01-10 Richard Henderson <rth@redhat.com>
16322 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
16323 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
16324 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
16325 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
16326 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
16327 arm_expand_vec_perm_const): New.
16328 * config/arm/arm-protos.h: Update.
16329 * config/arm/neon.md (UNSPEC_VCONCAT): New.
16330 (*neon_vswp<VDQX>): New.
16331 (neon_vcombine<VDX>): Use neon_split_vcombine.
16332 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
16333 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
16334 (vec_perm<VE>): New.
16336 2012-01-10 Richard Henderson <rth@redhat.com>
16338 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
16339 use it if reload_completed.
16340 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
16341 arm_output_asm_insn, arm_process_output_memory_barrier,
16342 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
16343 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
16344 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
16345 arm_process_output_sync_insn, arm_output_sync_insn,
16346 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
16347 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
16348 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
16349 (emit_unlikely_jump): New.
16350 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
16351 (arm_split_atomic_op): New.
16352 * config/arm/arm-protos.h: Update.
16353 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
16354 (struct arm_sync_generator): Remove.
16355 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
16356 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
16357 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
16358 (VUNSPEC_LL, VUNSPEC_SC): New.
16359 (sync_result, sync_memory, sync_required_value, sync_new_value,
16360 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
16361 (attr length): Don't use arm_sync_loop_insns.
16362 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
16363 (movsfcc, movdfcc): Likewise.
16364 * config/arm/constraints.md (Ua): New.
16365 * config/arm/prediates.md (mem_noofs_operand): New.
16366 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
16367 (sync_clobber, sync_t2_reqd): Remove.
16368 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
16369 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
16370 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
16371 (arm_sync_compare_and_swap<SIDI>): Remove.
16372 (arm_sync_compare_and_swap<NARROW>): Remove.
16373 (arm_sync_lock_test_and_set<SIDI>): Remove.
16374 (arm_sync_lock_test_and_set<NARROW>): Remove.
16375 (arm_sync_new_<syncop><SIDI>): Remove.
16376 (arm_sync_new_<syncop><NARROW>): Remove.
16377 (arm_sync_new_nand<SIDI>): Remove.
16378 (arm_sync_new_nand<NARROW>): Remove.
16379 (arm_sync_old_<syncop><SIDI>): Remove.
16380 (arm_sync_old_<syncop><NARROW>): Remove.
16381 (arm_sync_old_nand<SIDI>): Remove.
16382 (arm_sync_old_nand<NARROW>): Remove.
16383 (*memory_barrier): Merge arm_output_memory_barrier.
16384 (atomic_compare_and_swap<QHSD>): New.
16385 (atomic_compare_and_swap<NARROW>_1): New.
16386 (atomic_compare_and_swap<SIDI>_1): New.
16387 (atomic_exchange<QHSD>): New.
16388 (cas_cmp_operand, cas_cmp_str): New.
16389 (atomic_op_operand, atomic_op_str): New.
16390 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
16391 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
16392 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
16393 (arm_load_exclusive<NARROW>): New.
16394 (arm_load_exclusivesi, arm_load_exclusivedi): New.
16395 (arm_store_exclusive<QHSD>): New.
16397 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
16399 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
16400 reload patterns if -mvsx-scalar-memory.
16402 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
16403 generated, even -mno-vsx-scalar-double was used.
16404 (vsx_xscvdpsp_scalar): Likewise.
16405 (vsx_xscvspdp_scalar2): Likewise.
16407 2012-01-09 Tom de Vries <tom@codesourcery.com>
16408 Andrew Pinski <apinski@cavium.com>
16411 * reorg.c (fill_slots_from_thread): Don't speculate
16412 frame-related insns.
16414 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
16416 * sched-int.h (bb_note): Move to...
16417 * basic-block.h: ...here.
16418 * haifa-sched.c (bb_note): Move to...
16419 * cfgrtl.c: ...here.
16420 * function.c (next_block_for_reg): New function.
16421 (move_insn_for_shrink_wrap): Likewise.
16422 (prepare_shrink_wrap): Rewrite to use the above.
16424 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
16426 * gimple.c (is_gimple_non_addressable): Remove.
16427 * gimple.h: Remove is_gimple_non_addressable.
16428 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
16429 is_gimple_non_addressable.
16430 * trans-mem.c (expand_assign_tm): Same.
16432 2012-01-09 Richard Guenther <rguenther@suse.de>
16434 PR tree-optimization/51775
16435 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
16436 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
16438 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
16440 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
16442 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
16444 2012-01-09 Richard Guenther <rguenther@suse.de>
16446 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
16448 2012-01-08 Jan Hubicka <jh@suse.cz>
16450 PR tree-optimize/51680
16451 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
16452 on when known_vals needs to be computed; cleanup.
16454 2012-01-08 Jan Hubicka <jh@suse.cz>
16456 PR tree-optimize/51694
16457 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
16459 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
16461 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
16462 for -std=c++98 and -std=c++11 too.
16464 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
16466 * cfgloop.c (cancel_loop): Add free() of bbs array.
16468 2012-01-07 Jan Hubicka <jh@suse.cz>
16470 PR tree-optimization/51600
16471 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
16472 that benefits small functions.
16474 2012-01-07 Jan Hubicka <jh@suse.cz>
16476 * ipa-inline.c (want_inline_small_function_p): Fix formating.
16478 2012-01-07 Jan Hubicka <jh@suse.cz>
16480 PR tree-optimization/51680
16481 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
16482 whose inlining reduce unit size.
16484 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
16487 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
16488 Add canonical node to containing_mem chain after the non-canonical
16489 one, even if there weren't any locs to propagate.
16490 (remove_useless_values): Keep only canonical values.
16491 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
16492 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
16493 canonicalize mem_chain elements that are not discarded.
16495 2012-01-06 Jakub Jelinek <jakub@redhat.com>
16498 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
16499 before emitting functions.
16501 PR gcov-profile/50127
16502 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
16503 clear_aux_for_blocks.
16505 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
16508 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
16510 2012-01-06 Arnaud Charlet <charlet@adacore.com>
16512 * c-decl.c (ext_block): Moved up.
16513 (collect_all_refs, for_each_global_decl): Take ext_block into account.
16515 2012-01-06 Han Shen <shenhan@google.com>
16517 Translate built-in include paths for sysroot.
16518 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
16519 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
16521 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
16522 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
16524 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
16525 control whether sysroot should be prepended to gxx include dir.
16527 * configure: Regenerate.
16529 2012-01-06 Torvald Riegel <triegel@redhat.com>
16531 PR rtl-optimization/51771
16532 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
16533 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
16535 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
16537 PR tree-optimization/51315
16538 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
16539 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
16541 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
16544 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
16545 for shrp pattern. Correctly handle and fixup shift variable.
16546 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
16548 2012-01-05 Jakub Jelinek <jakub@redhat.com>
16551 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
16552 note when !ACCUMULATE_OUTGOING_ARGS.
16554 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
16556 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
16558 (extract_range_from_unary_expr_1): Avoid useless computations.
16560 2012-01-05 Jakub Jelinek <jakub@redhat.com>
16562 PR rtl-optimization/51767
16563 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
16564 of jump_block and add an extra edge for degenerated asm gotos.
16566 PR middle-end/51768
16567 * stmt.c (check_unique_operand_names): Don't ICE during error
16568 reporting if i is from labels chain.
16570 PR middle-end/44777
16571 * profile.c (branch_prob): Split bbs that have exit edge
16572 and need a fake entry edge too.
16574 2012-01-05 Jan Hubicka <jh@suse.cz>
16576 PR middle-end/49710
16577 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
16580 2012-01-05 Richard Guenther <rguenther@suse.de>
16583 * tree-streamer-out.c (write_ts_optimization): New function.
16584 (streamer_write_tree_body): Call it.
16585 * tree-streamer-in.c (lto_input_ts_optimization): New function.
16586 (streamer_read_tree_body): Call it.
16587 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
16589 2012-01-05 Jakub Jelinek <jakub@redhat.com>
16591 PR middle-end/51761
16592 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
16593 * gimplify.c (gimplify_cleanup_point_expr): Save and set
16594 in_cleanup_point_expr before gimplify_stmt call and restore it
16596 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
16597 in_cleanup_point_expr is false.
16599 2012-01-05 Richard Guenther <rguenther@suse.de>
16601 PR middle-end/51764
16602 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
16604 * toplev.c (process_options): Reject combining mudflap and LTO.
16605 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
16607 2012-01-05 Richard Guenther <rguenther@suse.de>
16609 PR tree-optimization/51760
16610 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
16612 (bit_value_unop): Handle UNDEFINED operands.
16613 (bit_value_binop): Likewise.
16615 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
16617 * config/avr/avr.c (avr_replace_prefix): Remove.
16618 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
16619 (avr_asm_function_rodata_section): Ditto.
16620 (avr_asm_select_section): Ditto.
16622 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
16624 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
16627 2012-01-05 Jakub Jelinek <jakub@redhat.com>
16630 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
16631 calls that have any non-fake successor edges.
16634 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
16636 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
16638 PR tree-optimization/51624
16639 * tree-sra.c (build_ref_for_model): When replicating a chain of
16640 COMPONENT_REFs, stop as soon as the offset would become negative.
16642 2012-01-04 Jakub Jelinek <jakub@redhat.com>
16645 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
16646 in .debug_loc on the floor.
16648 2012-01-04 Andrew Pinski <apinski@cavium.com>
16650 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
16652 2012-01-04 Andrew Pinski <apinski@cavium.com>
16653 Adam Nemet <anemet@caviumnetworks.com>
16655 * config/mips/mips.md (size): Add SI and DI.
16656 (SIZE): New mode attribute.
16657 (U): New code attribute.
16658 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
16659 (mips_lbux_<mode>): Delete.
16660 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
16661 (mips_lhx): Use gen_mips_lhx_extsi.
16662 (mips_lhx_<mode>): Delete.
16663 (mips_lwx): Delete.
16664 (mips_l<size>x): New expand.
16665 (mips_lwx_<mode>): Delete.
16666 (mips_l<GPR:size>x_<P:mode>): New pattern.
16667 (*mips_lw<u>x_<P:mode>_ext): Likewise.
16668 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
16669 * config/mips/mips.c (mips_lx_address_p): New function.
16670 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
16671 (dsp64): New availability predicate.
16672 (mips_builtins): Add an entry for __builtin_mips_ldx.
16673 * config/mips/mips.h (ISA_HAS_LBX): New define.
16674 (ISA_HAS_LBUX): Likewise.
16675 (ISA_HAS_LHX): Likewise.
16676 (ISA_HAS_LHUX): Likewise.
16677 (ISA_HAS_LWX): Likewise.
16678 (ISA_HAS_LWUX): Likewise.
16679 (ISA_HAS_LDX): Likewise.
16680 * doc/extend.texi (__builtin_mips_ldx): Document.
16682 2012-01-04 Tristan Gingold <gingold@adacore.com>
16684 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
16685 when long pointers are used.
16686 * config.build (*-*-*vms*): Handle all OpenVMS targets.
16687 (alpha64-dec-*vms*, alpha*-dec-*vms*)
16688 (ia64-hp-*vms*): Remove.
16689 * config/vms/xm-vms64.h: Delete.
16691 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
16693 PR middle-end/51472
16694 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
16696 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
16698 * opts.c (finish_options): Remove duplicate sorry.
16700 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
16702 PR middle-end/51696
16703 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
16706 2012-01-04 Richard Guenther <rguenther@suse.de>
16708 PR middle-end/51750
16709 * tree.c (size_low_cst): New function.
16710 * tree.h (size_low_cst): Declare.
16711 * fold-const.c (fold_comparison): Use it to extract the low
16712 part of the POINTER_PLUS_EXPR offset.
16714 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
16716 Fix clearing ZERO_REG
16717 * config/avr/avr.md (cc): Add alternative "ldi".
16718 (movqi_insn): Use it in cc attribute.
16719 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
16720 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
16721 (output_reload_insisf): Use ZERO_REG to pre-clear register.
16723 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16725 * configure: Regenerate.
16727 2012-01-04 Richard Guenther <rguenther@suse.de>
16729 PR tree-optimization/49651
16730 * tree-ssa-structalias.c (type_can_have_subvars): New function.
16731 (var_can_have_subvars): Use it.
16732 (get_constraint_for_1): Only consider subfields if there can be any.
16734 2012-01-03 Jakub Jelinek <jakub@redhat.com>
16737 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
16738 to its new canonical_cselib_val and the cselib_val was in
16739 first_containing_mem chain, but the canonical_cselib_val was not,
16740 add the latter into the chain.
16741 (cselib_invalidate_mem): Compare canonical_cselib_val of
16742 addr_list chain elt with v.
16745 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
16746 dwarf2out_undef): Allocate e.info using ggc_strdup instead
16748 (output_macinfo_op): Don't ggc_strdup fd->filename.
16749 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
16750 then ggc_strdup it. Don't free inc->info or cur->info.
16751 (output_macinfo): Don't free ref->info or file->info.
16753 2012-01-03 Ira Rosen <irar@il.ibm.com>
16755 PR tree-optimization/51269
16756 * tree-vect-loop-manip.c (set_prologue_iterations): Make
16757 first_niters a pointer.
16758 (slpeel_tree_peel_loop_to_edge): Likewise.
16759 (vect_do_peeling_for_loop_bound): Update call to
16760 slpeel_tree_peel_loop_to_edge.
16761 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
16762 here. Remove it from the parameters list.
16763 (vect_do_peeling_for_alignment): Update calls and compute
16764 wide_prolog_niters.
16766 2012-01-03 Richard Guenther <rguenther@suse.de>
16768 PR tree-optimization/51070
16769 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
16770 Properly handle calls.
16772 2012-01-03 Richard Guenther <rguenther@suse.de>
16774 PR tree-optimization/51692
16775 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
16776 the LHS of allocation stmts.
16778 2012-01-03 Olivier Hainque <hainque@adacore.com>
16780 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
16782 2012-01-03 Olivier Hainque <hainque@adacore.com>
16784 * collect2.c (main): In AIX specific computations for vector
16785 insertions, use CONST_CAST2 to cast from char ** to const char **.
16787 2012-01-03 Richard Guenther <rguenther@suse.de>
16790 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
16791 the context of a limbo DIE when it does not already exist.
16793 2012-01-03 Jakub Jelinek <jakub@redhat.com>
16795 PR tree-optimization/51719
16796 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
16797 but direct call is, clear direct call's lhs and don't add fallthrough
16798 edge from dcall_bb to join_bb and PHIs.
16800 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16802 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
16803 the instructions emitted by the pattern.
16804 ("*TDC_insn_<mode>"): Add comment.
16806 2012-01-03 Richard Guenther <rguenther@suse.de>
16808 PR middle-end/51730
16809 * fold-const.c (fold_comparison): Properly canonicalize
16810 tree offset and HOST_WIDE_INT bit position.
16812 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
16814 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
16815 operands for extzv pattern.
16817 2012-01-02 Jakub Jelinek <jakub@redhat.com>
16820 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
16823 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
16825 * doc/invoke.texi (-flto and related options): Copy-edit.
16827 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
16829 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
16831 2012-01-02 Jakub Jelinek <jakub@redhat.com>
16833 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
16836 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
16838 * expr.h (move_by_pieces_ninsns): Declare.
16839 * expr.c (move_by_pieces_ninsns): Make external.
16840 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
16841 (mips_store_by_pieces_p): Likewise.
16842 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
16843 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
16844 * config/mips/mips.c (mips_move_by_pieces_p): New function.
16845 (mips_store_by_pieces_p): Likewise.
16847 2012-01-02 Jakub Jelinek <jakub@redhat.com>
16849 * passes.c (register_one_dump_file): Free full_name.
16851 * reload1.c (reload): Don't allocate reg_max_ref_width here.
16852 (calculate_elim_costs_all_insns): Free offsets_at and
16853 offsets_known_at at the end and clear the pointers.
16855 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
16857 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
16858 this option introduced in r180739.
16860 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
16863 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
16864 (tmake_file target=avr): Add avr/t-multilib.
16866 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
16867 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
16868 * config/avr/genmultilib.awk: New file.
16869 * config/avr/t-multilib: New auto-generated file.
16870 * config/avr/multilib.h: New auto-generated file.
16871 * config/avr/t-avr (AVR_MCUS): New variable.
16872 (genopt.sh): Use it.
16873 (s-mlib): Depend on t-multilib.
16874 (t-multilib, multilib.h): New dependencies.
16875 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
16876 (MULTILIB_OPTIONS): Remove.
16877 (MULTILIB_MATCHES): Remove.
16878 (MULTILIB_DIRNAMES): Remove.
16879 (MULTILIB_EXCEPTIONS): Remove:
16880 * config/avr/genopt.sh: Don't use hard coded file name;
16881 pass AVR_MCUS from t-avr instead.
16883 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
16885 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
16887 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
16889 Implement light-weight DImode support.
16890 * config/avr/avr-dimode.md: New file.
16891 * config/avr/avr.md: Include it.
16892 (adjust_len): Add plus64, compare64.
16893 (HIDI): Remove code iterator.
16894 (code_stdname): New code attribute.
16895 (rotx, rotsmode): Remove DI.
16896 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
16898 * config/avr/avr-protos.h (avr_have_dimode): New.
16899 (avr_out_plus64, avr_out_compare64): New.
16900 * config/avr/avr.c (avr_out_compare): Handle DImode.
16901 (avr_have_dimode): New variable definition and initialization.
16902 (avr_out_compare64, avr_out_plus64): New functions.
16903 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
16904 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
16905 (avr_compare_pattern): Skip DImode comparisons.
16907 2012-01-02 Revital Eres <revital.eres@linaro.org>
16909 * ddg.c (def_has_ccmode_p): New function.
16910 (add_cross_iteration_register_deps,
16911 create_ddg_dep_from_intra_loop_link): Call it.
16913 2012-01-02 Richard Guenther <rguenther@suse.de>
16916 * invoke.texi (fassociative-math): Remove spurious paranthesis.
16918 2012-01-01 Jakub Jelinek <jakub@redhat.com>
16920 * gcc.c (process_command): Update copyright notice dates.
16921 * gcov.c (print_version): Likewise.
16922 * gcov-dump.c (print_version): Likewise.
16923 * mips-tfile.c (main): Likewise.
16924 * mips-tdump.c (main): Likewise.
16926 2012-01-01 Ira Rosen <irar@il.ibm.com>
16928 PR tree-optimization/51704
16929 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
16930 a use is inside the basic block or loop before accessing its vect info.
16932 2012-01-01 Jan Hubicka <jhjh@suse.cz>
16934 PR rtl-optimization/51069
16935 * cfgloopmanip.c (remove_path): Removing path making irreducible
16936 region unconditional makes BB part of the region.
16938 2012-01-01 Jakub Jelinek <jakub@redhat.com>
16940 PR tree-optimization/51683
16941 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
16942 calls with side-effects.
16943 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
16945 Copyright (C) 2012 Free Software Foundation, Inc.
16947 Copying and distribution of this file, with or without modification,
16948 are permitted in any medium without royalty provided the copyright
16949 notice and this notice are preserved.