1 2012-07-16 Oleg Endo <olegendo@gcc.gnu.org>
3 * config/sh/sh.h (CONST_OK_FOR_I06): Delete.
4 (CONST_OK_FOR_I10): Move macro to ...
5 * config/sh/sh.c: ... here.
6 (sh_legitimate_index_p): Use satisfies_constraint_I06 instead of
9 2012-07-16 Oleg Endo <olegendo@gcc.gnu.org>
11 * config/sh/sh.md: Delete mov related define_peephole patterns.
13 2012-07-16 Jonathan Wakely <jwakely.gcc@gmail.com>
16 * doc/install.texi (Installing GCC): Refer to instructions for
17 released versions. Fix hyphenation.
19 2012-07-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21 * config/spu/spu.c (targetm): Move to bottom of file.
22 (spu_attribute_table): Likewise.
23 (spu_option_override, spu_init_builtins, spu_builtin_decl,
24 spu_scalar_mode_supported_p, spu_vector_mode_supported_p,
25 spu_legitimate_address_p, spu_addr_space_legitimate_address_p,
26 adjust_operand, get_pic_reg, need_to_save_reg, frame_emit_store,
27 frame_emit_load, frame_emit_add_imm, emit_nop_for_insn,
28 insn_clobbers_hbr, spu_emit_branch_hint, spu_emit_vector_compare,
29 get_branch_target, spu_machine_dependent_reorg, spu_sched_issue_rate,
30 spu_sched_variable_issue, spu_sched_adjust_cost, spu_sched_init_global,
31 spu_sched_init, spu_sched_reorder, spu_handle_fndecl_attribute,
32 spu_handle_vector_attribute, spu_pass_by_reference, spu_function_arg,
33 spu_function_arg_advance, spu_build_builtin_va_list, spu_va_start,
34 spu_gimplify_va_arg_expr, store_with_one_insn_p, reg_aligned_for_addr,
35 spu_assemble_integer, spu_asm_globalize_label, spu_rtx_costs,
36 spu_function_ok_for_sibcall, spu_init_libfuncs, spu_return_in_memory,
37 spu_encode_section_info, spu_legitimize_address,
38 spu_addr_space_legitimize_address, spu_builtin_mask_for_load,
39 spu_builtin_vectorization_cost, spu_vector_alignment_reachable,
40 spu_addr_space_pointer_mode, spu_addr_space_address_mode,
41 spu_addr_space_subset_p, spu_addr_space_convert, spu_sms_res_mii,
42 spu_section_type_flags, spu_select_section, spu_unique_section,
43 spu_trampoline_init, spu_conditional_register_usage,
44 spu_ref_may_alias_errno, spu_output_mi_thunk, spu_unwind_word_mode,
45 spu_libgcc_cmp_return_mode, spu_libgcc_shift_count_mode,
46 spu_setup_incoming_varargs): Remove prototypes.
47 (spu_legitimize_address): Add "static" to definition.
49 2012-07-16 Jakub Jelinek <jakub@redhat.com>
51 * config/i386/rtmintrin.h (_xabort): Remove trailing semicolon.
53 2012-07-16 Ulrich Weigand <ulrich.weigand@linaro.org>
55 * tree-ssa-ccp.c (optimize_unreachable): Check gsi_end_p
56 before calling gsi_stmt.
58 2012-07-16 Kirill Yukhin <kirill.yukhin@intel.com>
61 2012-07-16 Sergey Melnikov <sergey.melnikov@intel.com>
63 * config/i386/i386.md (stack_protect_set): Disable the pattern
64 for Android since Android libc (bionic) does not provide random
65 value for stack protection guard at gs:0x14. Guard value
66 will be provided from external symbol (default implementation).
67 (stack_protect_set_<mode>): Likewise.
68 (stack_protect_test): Likewise.
69 (stack_protect_test_<mode>): Likewise.
71 2012-07-16 H.J. Lu <hongjiu.lu@intel.com>
75 * gimple.c (gimple_types_compatible_p_1): Restore type attribute
78 2012-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
80 * opts.c (default_option): Add -fvect-cost-model to default options
83 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
85 * graphite-clast-to-gimple.c, graphite-dependences.c,
86 graphite-sese-to-poly.c: Include tree-pass.h instead of dumpfile.h
88 * Makefile.in: Fix dependencies.
90 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
92 * haifa-sched.c (init_before_recovery): Do not set EDGE_CAN_FALLTHRU.
93 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
95 * function.c (stack_protect_epilogue): Use expand_call to expand
96 targetm.stack_protect_fail.
97 * stmt.c (expand_expr_stmt): Remove now-unused function.
98 * tree.h (expand_expr_stmt): Remove prototype.
99 * doc/tm.texi.in (TARGET_STACK_PROTECT_FAIL): Document that this
100 hook must return a CALL_EXPR.
101 * doc/tm.texi: Regenerate.
103 * emit-rtl.c (emit_label_before): Do not allow the same label
105 (emit_label_after): Likewise.
106 (emit_label): Likewise.
108 * flags.h (TYPE_OVERFLOW_WRAPS, TYPE_OVERFLOW_UNDEFINED,
109 TYPE_OVERFLOW_TRAPS, POINTER_TYPE_OVERFLOW_UNDEFINED): Move to tree.h.
110 * tree.h (TYPE_OVERFLOW_WRAPS, TYPE_OVERFLOW_UNDEFINED,
111 TYPE_OVERFLOW_TRAPS, POINTER_TYPE_OVERFLOW_UNDEFINED): New home.
113 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
115 * system.h (dump_file): Do not define.
116 * tree-pass.h: Include dumpfile.h, which is a new file containing...
117 (enum tree_dump_index, TDF_*, get_dump_file_name, dump_enabled_p,
118 dump_initialized_p, dump_begin, dump_end, dump_node, dump_switch_p,
119 dump_flag_name, dump_file, dump_flags, dump_file_name,
120 get_dump_file_info, struct dump_file_info): all of this, moved to...
121 * dumpfile.h: Here, new file.
122 * tree-dump.h: Include dumpfile.h, but not tree-pass.h.
123 (dump_stmt): Remove prototype for C++ specific function.
124 (dump_enumerated_decls): Move prototype from here...
125 * tree-flow.h (dump_enumerated_decls): ... to here.
126 (get_ref_base_and_extent) Move prototype from here ...
127 * tree.h (get_ref_base_and_extent) ... to here.
128 * tree-ssa-live.c: Do not inclde tree-pretty-print.h, because
129 gimple-pretty-print.h is enough. Do not include tree-dump.h,
130 include timevar.h and dumpfile.h instead.
131 (struct numbered_tree_d, compare_decls_by_uid,
132 dump_enumerated_decls_push, dump_enumerated_decls): Move from here ...
133 * tree-dfa.c:(struct numbered_tree_d, compare_decls_by_uid,
134 dump_enumerated_decls_push, dump_enumerated_decls):... to here.
135 Do not include timevar.h.
136 * tree.c: Do not include timevar.h.
137 * tree-cfg.c: Do not include langhooks.h, tree-pretty-print.h, and
139 (dump_cfg_stats): Use current_function_name.
140 (gimple_cfg2vcg): Likewise.
141 (dump_function_to_file): Likewise.
142 * df-scan.c: Do not include tree-pass.h and timevar.h.
144 (df_entry_block_bitmap_verify, df_exit_block_bitmap_verify): Do not
145 use print_current_pass.
146 * df-problems.c: Include dumpfile.h.
147 Always define REG_DEAD_DEBUGGING, avoid #ifdef code, because it
148 leads to errors in the code not selected.
149 (df_note_compute): Do not print_rtl_with_bb here. Fix compilation
150 bug if REG_DEAD_DEBUGGING is not 0, get_insns is not available here.
151 * lcm.c: Include dumpfile.h.
152 Remove obsolete include of insn-attr.h.
153 * dojump.c (do_compare_rtx_and_jump): Remove failure printing for
154 missing probability notes.
155 * stmt.c: Include dumpfile.h.
156 (emit_case_decision_tree): Re-enable printing expand details only
158 * alias.c, auto-inc-dec.c, bb-reorder.c, caller-save.c, cfg.c,
159 cfgcleanup.c, cfgexpand.c, cfgloop.c, cfgloopmanip.c, cgraph.c,
160 cgraphclones.c, cgraphunit.c, combine.c, combine-stack-adj.c,
161 coverage.c, cprop.c, cse.c, cselib.c, dbgcnt.c, dce.c, df-core.c,
162 dse.c, dwarf2out.c, emit-rtl.c, except.c, expr.c, final.c,
163 function.c, fwprop.c, gcse.c, gimple-fold.c,
164 gimple-pretty-print.c, gimple-ssa-strength-reduction.c,
165 gimplify.c, graphite-blocking.c, graphite-clast-to-gimple.c,
166 graphite-dependences.c, graphite-interchange.c,
167 graphite-optimize-isl.c, graphite-poly.c,
168 graphite-sese-to-poly.c, haifa-sched.c, hw-doloop.c, ifcvt.c,
169 ipa.c, ipa-cp.c, ipa-inline-analysis.c, ipa-inline.c,
170 ipa-inline-transform.c, ipa-prop.c, ipa-pure-const.c,
171 ipa-reference.c, ipa-split.c, ipa-utils.c, ira.c, ira-emit.c,
172 jump.c, loop-doloop.c, loop-init.c, loop-invariant.c, loop-iv.c,
173 loop-unroll.c, loop-unswitch.c, lower-subreg.c,
174 lto-section-out.c, lto-streamer-in.c, matrix-reorg.c, mcf.c,
175 mode-switching.c, modulo-sched.c, omega.c, omp-low.c, passes.c,
176 plugin.c, postreload.c, postreload-gcse.c, predict.c, print-rtl.c,
177 print-tree.c, profile.c, recog.c, ree.c, regcprop.c, reginfo.c,
178 regmove.c, regrename.c, reg-stack.c, reload1.c, reorg.c,
179 sched-rgn.c, sched-vis.c, sel-sched.c, sel-sched-ir.c,
180 store-motion.c, tracer.c, trans-mem.c, tree-affine.c,
181 tree-call-cdce.c, tree-cfgcleanup.c, tree-chrec.c,
182 tree-data-ref.c, tree-diagnostic.c, tree-dump.c,
183 tree-eh.c, tree-flow-inline.h, tree-if-conv.c, tree-into-ssa.c,
184 tree-mudflap.c, tree-nrv.c, tree-object-size.c,
185 tree-optimize.c, tree-outof-ssa.c, tree-predcom.c,
186 tree-pretty-print.c, tree-profile.c, tree-scalar-evolution.c,
187 tree-sra.c, tree-ssa-address.c, tree-ssa-alias.c, tree-ssa.c,
188 tree-ssa-ccp.c, tree-ssa-coalesce.c, tree-ssa-copy.c,
189 tree-ssa-copyrename.c,, tree-ssa-dce.c, tree-ssa-dom.c,
190 tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-ifcombine.c,
191 tree-ssa-loop.c, tree-ssa-loop-ch.c, tree-ssa-loop-im.c,
192 tree-ssa-loop-ivcanon.c, tree-ssa-loop-ivopts.c,
193 tree-ssa-loop-manip.c, tree-ssa-loop-niter.c,
194 tree-ssa-loop-prefetch.c, tree-ssa-loop-unswitch.c,
195 tree-ssa-math-opts.c, tree-ssa-operands.c, tree-ssa-phiopt.c,
196 tree-ssa-phiprop.c, tree-ssa-pre.c, tree-ssa-propagate.c,
197 tree-ssa-reassoc.c, tree-ssa-sccvn.c, tree-ssa-sink.c,
198 tree-ssa-structalias.c, tree-ssa-tail-merge.c, tree-ssa-ter.c,
199 tree-ssa-threadedge.c, tree-ssa-threadupdate.c,
200 tree-ssa-uncprop.c, tree-ssa-uninit.c,
201 tree-switch-conversion.c, tree-tailcall.c,
202 tree-vect-data-refs.c, tree-vect-loop.c,
203 tree-vect-loop-manip.c, tree-vectorizer.c,
204 tree-vect-patterns.c, tree-vect-slp.c, tree-vect-stmts.c,
205 tree-vrp.c, value-prof.c, var-tracking.c, web.c: Include tree-pass.h
206 only if needed. If tree-pass.h is included, do not include timevar.h
207 and dumpfile.h. If tree-pass.h is not included but dump_file, or
208 dump_flags, or the TDF_* flags are used, include dumpfile.h.
209 If gimple-pretty-print.h is included, don't include tree-pretty-print.h.
210 Remove assorted unnecessary includes.
212 * config/mn10300/mn10300.c, config/c6x/c6x.c, config/ia64/ia64.c,
213 config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
214 config/spu/spu.c, config/mep/mep.c, config/i386/i386.c:
216 * config/rl78/rl78.c: Include dumpfile.h instead of tree-pass.h.
217 * arm/t-arm, avr/t-avr, i386/t-i386, ia64/t-ia64, mep/t-mep,
218 spu/t-spu-elf: Fix dependencies.
220 2012-07-16 Dehao Chen <dehao@google.com>
223 2012-07-10 Dehao Chen <dehao@google.com>
225 * tree.h (phi_arg_d): New field.
226 * tree-flow-inline.h (gimple_phi_arg_block): New function.
227 (gimple_phi_arg_block_from_edge): New function.
228 (gimple_phi_arg_set_block): New function.
229 (gimple_phi_arg_has_block): New function.
230 (redirect_edge_var_map_block): New function.
231 * tree-flow.h (_edge_var_map): New field.
232 * tree-ssa-live.c (remove_unused_locals): Mark phi_arg's block as used.
233 * tree-eh.c (cleanup_empty_eh_merge_phis): Add block debug info for
234 redirect_edge_var_map_add.
235 * tree-outof-ssa.c (_elim_graph): New field.
236 (insert_partition_copy_on_edge): New parameter.
237 (insert_value_copy_on_edge): New parameter.
238 (insert_rtx_to_part_on_edge): New parameter.
239 (insert_part_to_rtx_on_edge): New parameter.
240 (elim_graph_add_edge): New parameter.
241 (elim_graph_remove_succ_edge): New parameter.
242 (FOR_EACH_ELIM_GRAPH_SUCC): New parameter.
243 (FOR_EACH_ELIM_GRAPH_PRED): New parameter.
244 (new_elim_graph): Add block debug info.
245 (clear_elim_graph): Likewise.
246 (delete_elim_graph): Likewise.
247 (elim_graph_add_node): Likewise.
248 (elim_graph_add_edge): Likewise.
249 (elim_graph_remove_succ_edge): Likewise.
250 (eliminate_build): Likewise.
251 (elim_forward): Likewise.
252 (elim_unvisited_predecessor): Likewise.
253 (elim_backward): Likewise.
254 (elim_create): Likewise.
255 (eliminate_phi): Likewise.
256 (insert_backedge_copies): Likewise.
257 * tree-into-ssa.c (insert_phi_nodes_for): Add block debug info for
259 (rewrite_add_phi_arguments): Likewise.
260 * tree-ssa-loop-im.c (execute_sm_if_changed): Likewise.
261 * tree-ssa-tail-merge.c (replace_block_by): Likewise.
262 * tree-ssa-threadupdate.c (copy_phi_args): Likewise.
263 * tree-loop-distribution.c (update_phis_for_loop_copy): Likewise.
264 * tree-ssa-loop-manip.c (create_iv): Likewise.
265 (add_exit_phis_edge): Likewise.
266 (split_loop_exit_edge): Likewise.
267 (copy_phi_node_args): Likewise.
268 (tree_transform_and_unroll_loop): Likewise.
269 * value-prof.c (gimple_ic): Likewise.
270 (gimple_stringop_fixed_value): Likewise.
271 * tree-tailcall.c (add_successor_phi_arg): Likewise.
272 (eliminate_tail_call): Likewise.
273 (create_tailcall_accumulator): Likewise.
274 (tree_optimize_tail_calls_1): Likewise.
275 * tree-phinodes.c (add_phi_arg): Likewise.
276 (make_phi_node): Likewise.
277 (resize_phi_node): Likewise.
278 (remove_phi_arg_num): Likewise.
279 * omp-low.c (expand_parallel_call): Likewise.
280 (expand_omp_for_static_chunk): Likewise.
281 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop):
283 (slpeel_update_phi_nodes_for_guard1): Likewise.
284 (slpeel_update_phi_nodes_for_guard2): Likewise.
285 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
286 (set_prologue_iterations): Likewise.
287 (slpeel_tree_peel_loop_to_edge): Likewise.
288 (vect_loop_versioning): Likewise.
289 * tree-parloops.c (create_phi_for_local_result): Likewise.
290 (transform_to_exit_first_loop): Likewise.
291 (create_parallel_loop): Likewise.
292 * ipa-split.c (split_function): Likewise.
293 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
294 (vect_create_epilog_for_reduction): Likewise.
295 * tree-vect-data-refs.c (vect_setup_realignment): Likewise.
296 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Likewise.
297 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
298 (cond_if_else_store_replacement_1): Likewise.
299 * tree-cfgcleanup.c (remove_forwarder_block): Likewise.
300 (remove_forwarder_block_with_phi): Likewise.
301 * tree-ssa-pre.c (insert_into_preds_of_block): Likewise.
302 * tree-predcom.c (initialize_root_vars): Likewise.
303 (initialize_root_vars_lm): Likewise.
304 * sese.c (sese_add_exit_phis_edge): Likewise.
305 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
306 * tree-ssa.c (flush_pending_stmts): Likewise.
307 (redirect_edge_var_map_add): Likewise.
308 (ssa_redirect_edge): Likewise.
309 * gimple-streamer-in.c (input_phi): Likewise.
310 * tree-vect-stmts.c (vectorizable_load): Likewise.
311 * tree-inline.c (copy_phis_for_bb): Likewise.
312 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
313 * tree-switch-conversion.c (fix_phi_nodes): Likewise.
314 * tree-cfg.c (reinstall_phi_args): Likewise.
315 (gimple_make_forwarder_block): Likewise.
316 (add_phi_args_after_copy_edge): Likewise.
317 (gimple_duplicate_sese_tail): Likewise.
319 2012-07-16 Sergey Melnikov <sergey.melnikov@intel.com>
321 * config/i386/i386.md (stack_protect_set): Disable the pattern
322 for Android since Android libc (bionic) does not provide random
323 value for stack protection guard at gs:0x14. Guard value
324 will be provided from external symbol (default implementation).
325 (stack_protect_set_<mode>): Likewise.
326 (stack_protect_test): Likewise.
327 (stack_protect_test_<mode>): Likewise.
329 2012-07-16 Hans-Peter Nilsson <hp@axis.com>
331 * config/cris/cris-protos.h (cris_legitimate_address_p): Declare.
332 * config/cris/cris.h (CONSTANT_ADDRESS_P): Define in terms of
333 CONSTANT_P and cris_legitimate_address_p.
334 * config/cris/cris.c (cris_legitimate_address_p): Make non-static.
335 (cris_preferred_reload_class): Don't return GENERAL_REGS as
336 preferred to MOF_SRP_REGS.
338 * config/cris/cris.c (cris_init_libfuncs): Handle initialization
339 of library functions for basic atomic compare-and-swap.
340 * config/cris/cris.h (TARGET_ATOMICS_MAY_CALL_LIBFUNCS): New macro.
341 * config/cris/cris.opt (munaligned-atomic-may-use-library): New option.
342 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>")
343 ("cris_atomic_fetch_<atomic_op_name><mode>_1")
344 ("atomic_compare_and_swap<mode>")
345 ("cris_atomic_compare_and_swap<mode>_1"): Make conditional on
346 TARGET_ATOMICS_MAY_CALL_LIBFUNCS for sizes larger than byte.
347 * config/cris/cris.c (cris_print_operand) <case 'P', 'q'>: New cases.
348 * config/cris/sync.md (atomic_op_op_cnstr): New code_attr.
349 (atomic_op_op_pred): Ditto.
350 (atomic_op_mnem_pre_op2): Renamed from atomic_op_mnem_pre; to
351 reflect the change to include %2 in expansion. All callers changed.
352 (qm3): New mode_attr.
353 ("atomic_fetch_<atomic_op_name><mode>"): Use <atomic_op_op_pred>
354 as predicate for operand 2.
355 ("cris_atomic_fetch_<atomic_op_name><mode>_1"): Update FIXME. Use
356 "<atomic_op_op_pred>" "<atomic_op_op_cnstr>" for predicate and
357 constraint for operand 2.
358 ("atomic_compare_and_swap<mode>"): Add FIXME. Change predicate to
359 nonmemory_operand for operand 3.
360 ("cris_atomic_compare_and_swap<mode>_1"): Change operand 3 to
361 exclude memory. Improve emitted sync code for v10 and v32. Use
362 <qm3> instead of <m> for size designator for cmp.
363 ("atomic_compare_and_swap<mode>"): Change predicate to
364 nonmemory_operand for operand 3. Add FIXME.
365 ("cris_atomic_compare_and_swap<mode>_1"): Change predicates and
366 constraints for operand 3 to exclude memory.
367 ("atomic_fetch_<atomic_op_name><mode>")
368 ("atomic_compare_and_swap<mode>"): Gate expand_mem_thread_fence
369 calls on result of call to need_atomic_barrier_p.
371 2012-07-15 Richard Sandiford <rdsandiford@googlemail.com>
373 * config/mips/mips.md (move_type): Replace mfhilo and mthilo
375 (type): Split mfhilo into mfhi and mflo. Split mthilo into mthi
376 and mtlo. Adjust move_type->type mapping.
377 (may_clobber_hilo): Split mthilo into mthi and mtlo.
378 (*movdi_32bit, *movdi_32bit_mips16, *movdi_64bit, *movdi_64bit_mips16)
379 (*mov<mode>_internal, *mov<mode>_mips16, *movhi_internal)
380 (*movhi_mips16, *movqi_internal, *movqi_mips16): Use mtlo and mflo
381 instead of mthilo and mfhilo.
382 (mfhi<GPR:mode>_<HILO:mode>): Use mfhi instead of mfhilo.
383 (mthi<GPR:mode>_<HILO:mode>): Use mthi instead of mthilo.
384 * config/mips/mips-dsp.md (mips_extr_w, mips_extr_r_w, mips_extr_rs_w)
385 (mips_extr_s_h, mips_extp, mips_extpdp, mips_shilo, mips_mthlip):
386 Use mflo instead of mfhilo.
387 * config/mips/10000.md (r10k_arith): Split mthilo.
388 (r10k_mfhi, r10k_mflo): Use mfhi and mflo directly.
389 * config/mips/sb1.md (ir_sb1_mfhi, ir_sb1_mflo): Likewise.
390 (ir_sb1_mthilo): Split mthilo into mthi and mtlo.
391 * config/mips/20kc.md (r20kc_imthilo, r20kc_imfhilo): Split
393 * config/mips/24k.md (r24k_int_mfhilo, r24k_int_mthilo): Likewise.
394 * config/mips/4130.md (vr4130_class, vr4130_mfhilo, vr4130_mthilo):
396 * config/mips/4k.md (r4k_int_mthilo, r4k_int_mfhilo): Likewise.
397 * config/mips/5400.md (ir_vr54_hilo): Likewise.
398 * config/mips/5500.md (ir_vr55_mthilo, ir_vr55_mfhilo): Likewise.
399 * config/mips/5k.md (r5k_int_mthilo, r5k_int_mfhilo): Likewise.
400 * config/mips/7000.md (rm7_mthilo, rm7_mfhilo): Likewise.
401 * config/mips/74k.md (r74k_int_mfhilo, r74k_int_mthilo): Likewise.
402 * config/mips/9000.md (rm9k_mfhilo, rm9k_mthilo): Likewise.
403 * config/mips/generic.md (generic_hilo): Likewise.
404 * config/mips/loongson2ef.md (ls2_alu): Likewise.
405 * config/mips/loongson3a.md (ls3a_mfhilo): Likewise.
406 * config/mips/octeon.md (octeon_imul_o1, octeon_imul_o2)
407 (octeon_mfhilo_o1, octeon_mfhilo_o2): Likewise.
408 * config/mips/sr71k.md (ir_sr70_hilo): Likewise.
409 * config/mips/xlr.md (xlr_hilo): Likewise.
411 2012-07-14 Andrew Stubbs <ams@codesourcery.com>
412 Sandra Loosemore <sandra@codesourcery.com>
414 * config/sh/sh.h (SH_ASM_SPEC): Add spaces between options.
416 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
418 * config/i386/i386.c (ix86_set_reg_reg_cost): Enable TFmode/TCmode
421 2012-07-14 Steven Bosscher <steven@gcc.gnu.org>
423 * toplev.c (init_asm_output): Open asm_out_file in 'w' mode.
425 2012-07-13 Bill Schmidt <wschmidt@linux.ibm.com>
428 * config/spu/spu.c (spu_init_cost): Mark static.
429 (spu_add_stmt_cost): Likewise.
430 (spu_finish_cost): Likewise.
431 (spu_destroy_cost_data): Likewise.
432 * config/i386/i386.c (ix86_init_cost): Mark static.
433 (ix86_add_stmt_cost): Likewise.
434 (ix86_finish_cost): Likewise.
435 (ix86_destroy_cost_data): Likewise.
436 * config/rs6000/rs6000.c (rs6000_init_cost): Mark static.
437 (rs6000_add_stmt_cost): Likewise.
438 (rs6000_finish_cost): Likewise.
439 (rs6000_destroy_cost_data): Likewise.
441 2012-07-13 Steven Bosscher <steven@gcc.gnu.org>
443 * ggc.h (ggc_internal_alloc_stat, ggc_alloc_typed_stat,
444 ggc_internal_cleared_alloc_stat, ggc_cleared_alloc_htab_ignore_args,
445 ggc_cleared_alloc_ptr_array_two_args, ggc_splay_alloc): Add
447 * alloc-pool.h (pool_alloc): Likewise.
449 * final.c (final): Do not loop to find max_uid.
451 2012-07-13 Steven Bosscher <steven@gcc.gnu.org>
453 * emit-rtl.c (make_debug_insn_raw, make_jump_insn_raw): Make static.
454 * rtl.h (make_debug_insn_raw, make_jump_insn_raw): Remove prototypes.
456 2012-07-13 Richard Guenther <rguenther@suse.de>
458 PR tree-optimization/53907
459 * tree-ssa-forwprop.c (associate_pointerplus): New function.
460 (ssa_forward_propagate_and_combine): Call it.
462 2012-07-13 Richard Guenther <rguenther@suse.de>
464 PR tree-optimization/53922
465 * tree-vrp.c (value_inside_range): Change prototype to take
466 min/max instead of value-range.
467 (range_includes_zero_p): Likewise. Return the result from
469 (extract_range_from_binary_expr_1): Adjust to handle dont-know
470 return value from range_includes_zero_p.
471 (extract_range_from_unary_expr_1): Likewise.
472 (compare_range_with_value): Likewise.
473 (vrp_meet_1): Likewise.
475 2012-07-13 Bill Schmidt <wschmidt@linux.ibm.com>
477 * doc/tm.texi: Regenerate.
478 * doc/tm.texi.in (TARGET_VECTORIZE_INIT_COST): New hook.
479 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
480 (TARGET_VECTORIZE_FINISH_COST): Likewise.
481 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
482 * targhooks.c (default_init_cost): New function.
483 (default_add_stmt_cost): Likewise.
484 (default_finish_cost): Likewise.
485 (default_destroy_cost_data): Likewise.
486 * targhooks.h (default_init_cost): New decl.
487 (default_add_stmt_cost): Likewise.
488 (default_finish_cost): Likewise.
489 (default_destroy_cost_data): Likewise.
490 * target.def (init_cost): New DEFHOOK.
491 (add_stmt_cost): Likewise.
492 (finish_cost): Likewise.
493 (destroy_cost_data): Likewise.
494 * target.h (struct _stmt_vec_info): New extern decl.
495 (stmt_vectype): Likewise.
496 (stmt_in_inner_loop_p): Likewise.
497 * tree-vectorizer.h (stmt_info_for_cost): New struct/typedef.
498 (stmt_vector_for_cost): New VEC/typedef.
499 (add_stmt_info_to_vec): New function.
500 (struct _slp_tree): Remove cost.inside_of_loop field.
501 (struct _slp_instance): Remove cost.inside_of_loop field; add
503 (SLP_INSTANCE_INSIDE_OF_LOOP_COST): Remove macro.
504 (SLP_INSTANCE_STMT_COST_VEC): New accessor macro.
505 (SLP_TREE_INSIDE_OF_LOOP_COST): Remove macro.
506 (struct _vect_peel_extended_info): Add stmt_cost_vec field.
507 (struct _loop_vec_info): Add target_cost_data field.
508 (LOOP_VINFO_TARGET_COST_DATA): New accessor macro.
509 (struct _bb_vec_info): Add target_cost_data field.
510 (BB_VINFO_TARGET_COST_DATA): New accessor macro.
511 (struct _stmt_vec_info): Remove cost.inside_of_loop field.
512 (STMT_VINFO_INSIDE_OF_LOOP_COST): Remove macro.
513 (stmt_vinfo_set_inside_of_loop_cost): Remove function.
514 (init_cost): New function.
515 (add_stmt_cost): Likewise.
516 (finish_cost): Likewise.
517 (destroy_cost_data): Likewise.
518 (vect_model_simple_cost): Change parameter list.
519 (vect_model_store_cost): Likewise.
520 (vect_model_load_cost): Likewise.
521 (record_stmt_cost): New extern decl.
522 (vect_get_load_cost): Change parameter list.
523 (vect_get_store_cost): Likewise.
524 * tree-vect-loop.c (new_loop_vec_info): Call init_cost.
525 (destroy_loop_vec_info): Call destroy_cost_data.
526 (vect_estimate_min_profitable_iters): Remove old calculation of
527 inside costs; call finish_cost instead.
528 (vect_model_reduction_cost): Call add_stmt_cost instead of old
529 inside-costs calculation.
530 (vect_model_induction_cost): Likewise.
531 * tree-vect-data-refs.c (vect_get_data_access_cost): Change to
532 return a stmt_vector_for_cost; modify calls to vect_get_load_cost
533 and vect_get_store_cost to obtain the value to return.
534 (vect_peeling_hash_get_lowest_cost): Obtain a stmt_cost_vec from
535 vect_get_data_access_cost and store it in the minimum peeling
537 (vect_peeling_hash_choose_best_peeling): Change the parameter list
538 to add a (stmt_vector_for_cost *) output parameter, and set its value.
539 (vect_enhance_data_refs_alignment): Ignore the new return value from
540 calls to vect_get_data_access_cost; obtain stmt_cost_vec from
541 vect_peeling_hash_choose_best_peeling and pass its contents to the
543 * tree-vect-stmts.c (stmt_vectype): New function.
544 (stmt_in_inner_loop_p): Likewise.
545 (record_stmt_cost): Likewise.
546 (vect_model_simple_cost): Add stmt_cost_vec parameter; call
547 record_stmt_cost instead of old calculation; don't call
548 stmt_vinfo_set_inside_of_loop_cost.
549 (vect_model_promotion_demotion_cost): Call add_stmt_cost instead of
550 old calculation; don't call stmt_vinfo_set_inside_of_loop_cost.
551 (vect_model_store_cost): Add stmt_cost_vec parameter; call
552 record_stmt_cost instead of old calculation; add stmt_cost_vec
553 parameter to vect_get_store_cost call; don't call
554 stmt_vinfo_set_inside_of_loop_cost.
555 (vect_get_store_cost): Add stmt_cost_vec parameter; call
556 record_stmt_cost instead of old calculation.
557 (vect_model_load_cost): Add stmt_cost_vec parameter; call
558 record_stmt_cost instead of old calculation; add stmt_cost_vec
559 parameter to vect_get_load_cost call; don't call
560 stmt_vinfo_set_inside_of_loop_cost.
561 (vect_get_load_cost): Add stmt_cost_vec parameter; call
562 record_stmt_cost instead of old calculation.
563 (vectorizable_call): Add NULL parameter to vect_model_simple_cost call.
564 (vectorizable_conversion): Likewise.
565 (vectorizable_assignment): Likewise.
566 (vectorizable_shift): Likewise.
567 (vectorizable_operation): Likewise.
568 (vectorizable_store): Add NULL parameter to vect_model_store_cost call.
569 (vectorizable_load): Add NULL parameter to vect_model_load_cost call.
570 (new_stmt_vec_info): Don't set STMT_VINFO_INSIDE_OF_LOOP_COST.
571 * config/spu/spu.c (TARGET_VECTORIZE_INIT_COST): New macro def.
572 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
573 (TARGET_VECTORIZE_FINISH_COST): Likewise.
574 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
575 (spu_init_cost): New function.
576 (spu_add_stmt_cost): Likewise.
577 (spu_finish_cost): Likewise.
578 (spu_destroy_cost_data): Likewise.
579 * config/i386/i386.c (ix86_init_cost): New function.
580 (ix86_add_stmt_cost): Likewise.
581 (ix86_finish_cost): Likewise.
582 (ix86_destroy_cost_data): Likewise.
583 (TARGET_VECTORIZE_INIT_COST): New macro def.
584 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
585 (TARGET_VECTORIZE_FINISH_COST): Likewise.
586 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
587 * config/rs6000/rs6000.c (TARGET_VECTORIZE_INIT_COST): New macro def.
588 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
589 (TARGET_VECTORIZE_FINISH_COST): Likewise.
590 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
591 (rs6000_init_cost): New function.
592 (rs6000_add_stmt_cost): Likewise.
593 (rs6000_finish_cost): Likewise.
594 (rs6000_destroy_cost_data): Likewise.
595 * tree-vect-slp.c (vect_free_slp_instance): Free stmt_cost_vec.
596 (vect_create_new_slp_node): Don't set SLP_TREE_INSIDE_OF_LOOP_COST.
597 (vect_get_and_check_slp_defs): Add stmt_cost_vec parameter; add
598 stmt_cost_vec parameter to vect_model_store_cost and
599 vect_model_simple_cost calls.
600 (vect_build_slp_tree): Remove inside_cost parameter; add stmt_cost_vec
601 parameter; add stmt_cost_vec parameter to vect_get_and_check_slp_defs,
602 vect_model_load_cost, and recursive vect_build_slp_tree calls; prevent
603 calculating cost more than once for loads; remove inside_cost
604 parameter from recursive vect_build_slp_tree calls; call
605 record_stmt_cost instead of old calculation.
606 (vect_analyze_slp_instance): Allocate stmt_cost_vec and save it with
607 the instance; free it on premature exit; remove inside_cost parameter
608 from vect_build_slp_tree call; add stmt_cost_vec parameter to
609 vect_build_slp_tree call; don't set SLP_INSTANCE_INSIDE_OF_LOOP_COST.
610 (new_bb_vec_info): Call init_cost.
611 (destroy_bb_vec_info): Call destroy_cost_data.
612 (vect_bb_vectorization_profitable_p): Call add_stmt_cost for each
613 statement recorded with an SLP instance; call finish_cost instead of
615 (vect_update_slp_costs_according_to_vf): Record statement costs from
616 SLP instances, multiplying by the appropriate number of copies; don't
617 update SLP_INSTANCE_INSIDE_OF_LOOP_COST.
619 2012-07-13 Richard Guenther <rguenther@suse.de>
622 * builtins.c (get_pointer_alignment_1): Handle constant
625 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
626 Steven Bosscher <steven@gcc.gnu.org>
627 Bernd Schmidt <bernds@codesourcery.com>
629 PR rtl-optimization/53908
630 * df-problems.c (can_move_insns_across): When doing
631 memory-reference book-keeping, handle call insns.
633 2012-07-13 Richard Guenther <rguenther@suse.de>
635 * gimple.c (gimple_types_compatible_p_1): Remove redundant
636 type attribute comparisons.
637 (gimple_canonical_types_compatible_p): Likewise.
639 2012-07-12 Hans-Peter Nilsson <hp@axis.com>
641 PR rtl-optimization/53176
642 * rtlanal.c (rtx_cost): Adjust default cost for X with a
643 UNITS_PER_WORD factor for all X according to the size of
644 its mode, not just for SUBREGs with untieable modes.
645 Handle SET. Use factor * factor for MULT, DIV, UDIV,
648 2012-07-12 Uros Bizjak <ubizjak@gmail.com>
650 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
651 QImode and HImode splitters. Use ix86_comparison_operator.
652 Explicitly match FLAGS_REG.
653 (DFmode cmove splitter): Explicitly match FLAGS_REG.
655 2012-07-11 Steven Bosscher <steven@gcc.gnu.org>
657 * expr.h (can_move_by_pieces): Move prototype from here ...
658 * tree.h (can_move_by_pieces): ... to here.
659 * optabs.h (set_widening_optab_handler): Use XCNEW.
660 * gimplify.c: Do not include expr.h.
662 * toplev.c: Do not include dwarf2out.h.
663 * config/ia64/ia64.c: Likewise.
664 * config/sparc/sparc.c: Likewise.
665 * config/sparc/t-sparc (sparc.o): Fix dependencies.
667 * Makefile.in (toplev.o): Fix dependencies
668 (c-family/c-gimplify.o): Likewise.
669 (c-family/c-common.o): Likewise.
671 2012-07-11 Steven Bosscher <steven@gcc.gnu.org>
673 * basic-block.h (struct edge_def): Use basic_block instead of
675 * cfgloop.h (struct loop_exit, struct loop): Likewise.
676 * gengenrtl.c (type_from_format): Likewise. Also for 'tree'
677 instead of union tree_node *.
678 * rtl.h (union rtunion_def, emit_insn_before_noloc,
679 emit_insn_after_noloc, add_insn_before, add_insn_after,
680 debug_bb_slim): Likewise.
681 * tree-inline.h (struct copy_body_data): Likewise.
682 * sched-rgn.c (dump_region_dot): Likewise.
683 * gimple.h (struct gimple_statement_base, gimple_set_bb,
684 gsi_move_to_bb_end): Likewise.
685 * sched-vis.c (debug_bb_slim): Likewise.
686 (debug_bb_n_slim): Likewise.
687 * config/mn10300/mn10300.c (mn10300_insert_setlb_lcc): Likewise.
688 (mn10300_block_contains_call):
690 2012-07-11 Greta Yorsh <Greta.Yorsh@arm.com>
693 * config/arm/arm.c (arm_early_load_addr_dep): Handle new
696 2012-07-11 Jonathan Wakely <jwakely.gcc@gmail.com>
698 * doc/extend.texi (Namespace Association): Alter cautionary text.
700 2012-07-10 Oleg Endo <olegendo@gcc.gnu.org>
703 * config/sh/sh.md: Remove displacement addresssing related splits.
705 2012-07-10 Xinliang David Li <davidxl@google.com>
707 * doc/invoke.texi: New option documented.
708 * flag-types.h: New enum type.
709 * gimplify.c (gimplify_bind_expr): Control
710 clobber generation with new option.
711 (gimplify_target_expr): Ditto.
712 * common.opt: New option.
714 2012-07-10 Julian Brown <julian@codesourcery.com>
716 * config/arm/arm.md (movsi): Don't split symbol refs here.
719 2012-07-10 Andreas Schwab <schwab@linux-m68k.org>
722 * config/m68k/m68k.c (m68k_epilogue_uses): New.
723 * config/m68k/m68k.h (EPILOGUE_USES): Use it.
724 * config/m68k/m68k-protos.h (m68k_epilogue_uses): Add prototype.
726 2012-07-10 Richard Henderson <rth@redhat.com>
728 * target.def (builtin_mul_widen_even, builtin_mul_widen_odd): Remove.
729 * system.h (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Poison.
730 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Poison.
731 * config/i386/i386.c (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): Remove.
732 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): Remove.
733 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): Remove.
734 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): Remove.
735 (IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): Remove.
736 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): Remove.
737 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): Remove.
738 (bdesc_args): Remove entries to match.
739 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): Remove.
740 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
741 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
742 * config/rs6000/rs6000.c (rs6000_builtin_mul_widen_even): Remove.
743 (rs6000_builtin_mul_widen_odd): Remove.
744 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
745 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
746 * config/spu/spu.c (spu_builtin_mul_widen_even): Remove.
747 (spu_builtin_mul_widen_odd): Remove.
748 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
749 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
750 * doc/tm.texi.in: Don't document the removed hooks.
752 * tree-vect-stmts.c (supportable_widening_operation): Expand
753 WIDEN_MULT_EXPR via VEC_WIDEN_MULT_EVEN/ODD_EXPR if possible.
755 * expmed.c (expmed_mult_highpart): Rename from expand_mult_highpart.
756 (expmed_mult_highpart_optab): Rename from expand_mult_highpart_optab.
757 * optabs.c (can_mult_highpart_p): New.
758 (expand_mult_highpart): New.
759 * expr.c (expand_expr_real_2) [MULT_HIGHPART_EXPR): Use it.
760 * tree-vect-generic.c (expand_vector_operations_1): Don't expand
761 by pieces if can_mult_highpart_p.
762 (expand_vector_divmod): Use can_mult_highpart_p and always
763 generate MULT_HIGHPART_EXPR.
764 * tree-vect-patterns.c (vect_recog_divmod_pattern): Likewise.
765 * tree-vect-stmts.c (vectorizable_operation): Likewise.
767 * config/spu/spu-builtins.md (spu_mpy): Move to spu.md.
768 (spu_mpyu, spu_mpyhhu, spu_mpyhh): Likewise.
769 * config/spu/spu.md (vec_widen_smult_odd_v8hi): Rename from spu_mpy.
770 (vec_widen_umult_odd_v8hi): Rename from spu_mpyu.
771 (vec_widen_smult_even_v8hi): Rename from spu_mpyhh.
772 (vec_widen_umult_even_v8hi): Rename from spu_mpyhhu.
773 * config/spu/spu-builtins.def: Update pattern names to match.
775 * config/rs6000/altivec.md (vec_widen_umult_even_v16qi): Rename
776 from altivec_vmuleub.
777 (vec_widen_smult_even_v16qi): Rename from altivec_vmulesb.
778 (vec_widen_umult_even_v8hi): Rename from altivec_vmuleuh.
779 (vec_widen_smult_even_v8hi): Rename from altivec_vmulesh.
780 (vec_widen_umult_odd_v16qi): Rename from altivec_vmuloub.
781 (vec_widen_smult_odd_v16qi): Rename from altivec_vmulosb.
782 (vec_widen_umult_odd_v8hi): Rename from altivec_vmulouh.
783 (vec_widen_smult_odd_v8hi): Rename from altivec_vmulosh.
784 * config/rs6000/rs6000-builtin.def: Update pattern names to match.
786 * config/i386/sse.md (vec_widen_umult_even_v8si): Rename from
788 (vec_widen_umult_even_v4si): Rename from sse2_umulv2siv2di3.
789 (vec_widen_smult_even_v8si): Rename from avx2_mulv4siv4di3.
790 (mulv4si3): Remove XOP test shadowed by SSE4 test.
791 * config/i386/i386.c (bdesc_args): Update pattern names.
792 (ix86_expand_sse2_mulvxdi3): Likewise.
793 (ix86_expand_mul_widen_evenodd): Likewise. Remove XOP test
794 shadowed by SSE4 test.
796 * tree.def (VEC_WIDEN_MULT_EVEN_EXPR, VEC_WIDEN_MULT_ODD_EXPR): New.
797 * cfgexpand.c (expand_debug_expr): Handle them.
798 * expr.c (expand_expr_real_2): Likewise.
799 * fold-const.c (fold_binary_loc): Likewise.
800 * gimple-pretty-print.c (dump_binary_rhs): Likewise.
801 * optabs.c (optab_for_tree_code): Likewise.
802 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
803 * tree-inline.c (estimate_operator_cost): Likewise.
804 * tree-pretty-print.c (dump_generic_node): Likewise.
805 * tree.c (commutative_tree_code): Likewise.
806 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
807 Handle type change before looking up optab.
808 * optabs.h (OTI_vec_widen_umult_even, OTI_vec_widen_umult_odd): New.
809 (OTI_vec_widen_smult_even, OTI_vec_widen_smult_odd): New.
810 (vec_widen_umult_even_optab, vec_widen_umult_odd_optab): New.
811 (vec_widen_smult_even_optab, vec_widen_smult_odd_optab): New.
812 * genopinit.c (optabs): Initialize them.
813 * doc/md.texi: Document them.
815 2012-07-10 Dehao Chen <dehao@google.com>
817 * tree.h (phi_arg_d): New field.
818 * tree-flow-inline.h (gimple_phi_arg_block): New function.
819 (gimple_phi_arg_block_from_edge): New function.
820 (gimple_phi_arg_set_block): New function.
821 (gimple_phi_arg_has_block): New function.
822 (redirect_edge_var_map_block): New function.
823 * tree-flow.h (_edge_var_map): New field.
824 * tree-ssa-live.c (remove_unused_locals): Mark phi_arg's block as used.
825 * tree-eh.c (cleanup_empty_eh_merge_phis): Add block debug info for
826 redirect_edge_var_map_add.
827 * tree-outof-ssa.c (_elim_graph): New field.
828 (insert_partition_copy_on_edge): New parameter.
829 (insert_value_copy_on_edge): New parameter.
830 (insert_rtx_to_part_on_edge): New parameter.
831 (insert_part_to_rtx_on_edge): New parameter.
832 (elim_graph_add_edge): New parameter.
833 (elim_graph_remove_succ_edge): New parameter.
834 (FOR_EACH_ELIM_GRAPH_SUCC): New parameter.
835 (FOR_EACH_ELIM_GRAPH_PRED): New parameter.
836 (new_elim_graph): Add block debug info.
837 (clear_elim_graph): Likewise.
838 (delete_elim_graph): Likewise.
839 (elim_graph_add_node): Likewise.
840 (elim_graph_add_edge): Likewise.
841 (elim_graph_remove_succ_edge): Likewise.
842 (eliminate_build): Likewise.
843 (elim_forward): Likewise.
844 (elim_unvisited_predecessor): Likewise.
845 (elim_backward): Likewise.
846 (elim_create): Likewise.
847 (eliminate_phi): Likewise.
848 (insert_backedge_copies): Likewise.
849 * tree-into-ssa.c (insert_phi_nodes_for): Add block debug info for
851 (rewrite_add_phi_arguments): Likewise.
852 * tree-ssa-loop-im.c (execute_sm_if_changed): Likewise.
853 * tree-ssa-tail-merge.c (replace_block_by): Likewise.
854 * tree-ssa-threadupdate.c (copy_phi_args): Likewise.
855 * tree-loop-distribution.c (update_phis_for_loop_copy): Likewise.
856 * tree-ssa-loop-manip.c (create_iv): Likewise.
857 (add_exit_phis_edge): Likewise.
858 (split_loop_exit_edge): Likewise.
859 (copy_phi_node_args): Likewise.
860 (tree_transform_and_unroll_loop): Likewise.
861 * value-prof.c (gimple_ic): Likewise.
862 (gimple_stringop_fixed_value): Likewise.
863 * tree-tailcall.c (add_successor_phi_arg): Likewise.
864 (eliminate_tail_call): Likewise.
865 (create_tailcall_accumulator): Likewise.
866 (tree_optimize_tail_calls_1): Likewise.
867 * tree-phinodes.c (add_phi_arg): Likewise.
868 (make_phi_node): Likewise.
869 (resize_phi_node): Likewise.
870 (remove_phi_arg_num): Likewise.
871 * omp-low.c (expand_parallel_call): Likewise.
872 (expand_omp_for_static_chunk): Likewise.
873 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop):
875 (slpeel_update_phi_nodes_for_guard1): Likewise.
876 (slpeel_update_phi_nodes_for_guard2): Likewise.
877 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
878 (set_prologue_iterations): Likewise.
879 (slpeel_tree_peel_loop_to_edge): Likewise.
880 (vect_loop_versioning): Likewise.
881 * tree-parloops.c (create_phi_for_local_result): Likewise.
882 (transform_to_exit_first_loop): Likewise.
883 (create_parallel_loop): Likewise.
884 * ipa-split.c (split_function): Likewise.
885 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
886 (vect_create_epilog_for_reduction): Likewise.
887 * tree-vect-data-refs.c (vect_setup_realignment): Likewise.
888 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Likewise.
889 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
890 (cond_if_else_store_replacement_1): Likewise.
891 * tree-cfgcleanup.c (remove_forwarder_block): Likewise.
892 (remove_forwarder_block_with_phi): Likewise.
893 * tree-ssa-pre.c (insert_into_preds_of_block): Likewise.
894 * tree-predcom.c (initialize_root_vars): Likewise.
895 (initialize_root_vars_lm): Likewise.
896 * sese.c (sese_add_exit_phis_edge): Likewise.
897 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
898 * tree-ssa.c (flush_pending_stmts): Likewise.
899 (redirect_edge_var_map_add): Likewise.
900 (ssa_redirect_edge): Likewise.
901 * gimple-streamer-in.c (input_phi): Likewise.
902 * tree-vect-stmts.c (vectorizable_load): Likewise.
903 * tree-inline.c (copy_phis_for_bb): Likewise.
904 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
905 * tree-switch-conversion.c (fix_phi_nodes): Likewise.
906 * tree-cfg.c (reinstall_phi_args): Likewise.
907 (gimple_make_forwarder_block): Likewise.
908 (add_phi_args_after_copy_edge): Likewise.
909 (gimple_duplicate_sese_tail): Likewise.
911 2012-07-09 Oleg Endo <olegendo@gcc.gnu.org>
914 * config/sh/sh.c (sequence_insn_p): New function.
915 (find_barrier, sh_insn_length_adjustment): Use it.
917 2012-07-09 Iain Sandoe <iain@codesourcery.com>
920 * config/i386/i386.c (ix86_fold_builtin): Call SUBTARGET_FOLD_BUILTIN
922 * config/darwin.h: Rename TARGET_FOLD_BUILTIN to
923 SUBTARGET_FOLD_BUILTIN.
924 * config/rs6000/darwin.h: Map TARGET_FOLD_BUILTIN onto
925 SUBTARGET_FOLD_BUILTIN.
927 2012-07-09 Iain Sandoe <iain@codesourcery.com>
929 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): Move NeXT
930 runtime exceptions model setting from here ...
931 * config/darwin.c (darwin_override_options): ... to here.
933 2012-07-09 Steven Bosscher <steven@gcc.gnu.org>
935 PR tree-optimization/53887
936 * tree-cfg.c (group_case_labels_stmt): Make non-static.
937 * tree-flow.h (group_case_labels_stmt): Add prototype.
938 * tree-switch-conversion.c (process_switch): Use group_case_labels_stmt
939 to pre-process every switch.
941 2012-07-09 Jason Merrill <jason@redhat.com>
944 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
945 (type_hash_eq): Likewise.
947 2012-07-09 Tom de Vries <tom@codesourcery.com>
948 Richard Guenther <rguenther@suse.de>
950 * tree-ssa-ccp.c (optimize_unreachable): New function.
951 (execute_fold_all_builtins): Use optimize_unreachable to optimize
952 BUILT_IN_UNREACHABLE. Don't optimize after BUILT_IN_UNREACHABLE.
954 2012-07-09 Richard Guenther <rguenther@suse.de>
957 * graphite-optimize-isl.c: Make sure CU is not empty.
959 2012-07-09 Steven Bosscher <steven@gcc.gnu.org>
961 * gensupport.c (init_rtx_reader_args_cb): Start counting code
962 generating patterns from 1 to free up 0 for CODE_FOR_nothing.
963 * gencodes.c (main): Give CODE_FOR_nothing the value 0. Add
964 the LAST_INSN_CODE marker at the end.
965 * genoutput.c (nothing): New static struct data.
966 (idata): Initialize to ¬hing.
967 (idata_end): Initialize to ¬hing.next.
968 (init_insn_for_nothing): New function to create dummy 'nothing' insn.
970 * genpeep.c (insn_code_number): Remove global variable.
971 (gen_peephole): Take it as an argument instead.
972 (main): Take insn_code_number from read_md_rtx.
973 * optabs.h: Revert r161809:
974 (optab_handlers): Change type of insn_code back to insn_code.
975 (optab_handler, widening_optab_handler, set_optab_handler,
976 set_widening_optab_handler, convert_optab_handler,
977 set_convert_optab_handler, direct_optab_handler,
978 set_direct_optab_handler): Remove int casts.
979 Revert to treating the insn_code field as "insn_code".
981 2012-07-08 Oleg Endo <olegendo@gcc.gnu.org>
983 * config/sh/sh.md (*return_i): Move trap_exit attribute check to ...
984 * config/sh/sh.c (sh_cfun_trap_exit_p): ... this new function.
985 * config/sh/sh-protos.h: Declare it.
987 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
989 * mcf.c: Do not include tm.h, tree.h, and langhooks.h.
990 (dump_fixup_graph): Use current_function_name.
991 (adjust_cfg_counts): Likewise.
992 * ira-conflicts.c: Do not include tree.h.
993 (ira_build_conflicts): Use REG_USERVAR_P instead of DECL_ARTIFICIAL.
995 2012-07-08 Oleg Endo <olegendo@gcc.gnu.org>
998 * config/sh/sh.md (*branch_true_eq, *branch_false_ne, nott): New insns.
1000 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
1002 * basic-block.h: Re-group most prototypes per file.
1003 (struct edge_list): Remove num_blocks field.
1004 (dump_bb_info): Adjust prototypes.
1005 (dump_reg_info): Move prototype to regs.h.
1006 * function.h: Do not include tree.h.
1007 Include vec.h, vecir.h, input.h and machmode.h to compensate.
1008 (function_name): New prototype.
1009 * gimple.h: Include tree.h to compensate for basic-block.h change.
1010 * langhooks.h: Note that tree.h is only necessary for enum tree_code.
1011 * regs.h (dump_reg_info): Prototype here.
1012 * regset.h: Adjust file reference in comment.
1013 (debug_regset): Remove prototype.
1014 * rtl.h: Include flags.h for flag_var_tracking_assignments.
1015 (MAY_HAVE_DEBUG_INSNS): Define as flag_var_tracking_assignments
1016 instead of no-longer-available tree.h's MAY_HAVE_DEBUG_STMTS.
1017 (dump_reg_info, dump_flow_info): Remove prototypes.
1018 * bb-reorder.c (set_edge_can_fallthru_flag): Move from cfganal.c
1019 to here, the only user. Make static.
1020 (reorder_basic_blocks): Call dump_reg_info before dump_flow_info.
1021 * cfg.c: Do not include tm.h, tree.h, rtl.h, hard-reg-set.h, regs.h,
1022 flags.h, function.h, except.h, diagnostic-core.h, tm_p.h, timevar.h,
1023 tree-pass.h, cfgloop.h, and tree-flow.h.
1024 Include basic-block.h, the first header I'd expect to be included.
1025 (reg_obstack): Move to df-core.c.
1026 (free_edge): Remove bogus ATTRIBUTE_UNUSED.
1027 (remove_edge_raw): Do not call tree-ssa's redirect_edge_var_map_clear.
1028 (redirect_edge_succ_nodup): Move to cfghooks.c.
1029 (dump_regset, debug_regset): Move to df-core.c.
1030 (dump_bb_info): Move to cfgrtl.c.
1031 (dump_reg_info): Move to regstat.c.
1032 (dump_flow_info): Move to cfgrtl.c.
1033 (debug_flow_info): Likewise.
1034 (dump_edge_info): Do not look at cfun, a CFG without cfun is nonsense.
1035 * cfganal.c: Do not include tm.h, rtl.h, obstack.h, hard-reg-set.h,
1036 insn-config.h, recog.h, diagnostic-core.h, tm_p.h, and cfgloop.h.
1037 (flow_active_insn_p, forwarder_block_p, can_fallthru,
1038 could_fall_through): Move to cfgrtl.c.
1039 (set_edge_can_fallthru_flag): Moved to bb-reorder.c.
1040 (create_edge_list): Do not set edge_list's removed num_blocks.
1041 (print_edge_list): Look at n_basic_blocks instead of num_blocks.
1042 (flow_nodes_print): Remove.
1043 (flow_edge_list_print): Remove.
1044 (inverted_post_order_compute): Use FOR_ALL_BB.
1045 *cfgrtl.c (dump_flow_info): Moved from cfg.c.
1046 Do not call dump_reg_info.
1047 (debug_flow_info): Moved from cfg.c
1048 (dump_bb_info): Moved from cfg.c. Take 'verbose' argument
1049 to avoid looking at TDF_* flags from tree-pass.h.
1050 (flow_active_insn_p, forwarder_block_p, can_fallthru,
1051 could_fall_through): Moved from cfganal.c.
1052 (print_rtl_with_bb): Adjust dump_bb_info calls.
1053 * cfghooks.c (redirect_edge_succ_nodup): Moved from cfg.c.
1054 (remove_edge): Call redirect_edge_var_map_clear if IR_GIMPLE.
1055 (cfgcleanup.c): Look at MAY_HAVE_DEBUG_INSNS, not MAY_HAVE_DEBUG_STMTS.
1056 * cselib.c: Include tree.h with a FIXME.
1057 * df-core.c (reg_obstack): Moved from cfg.c.
1058 (dump_regset): Likewise.
1059 (debug_regset): Likewise. Make a DEBUG_FUNCTION.
1060 * final.c (compute_alignments): Call dump_reg_info before
1062 * function.c (function_name): New function.
1063 (current_function_name): Use it.
1064 * ifcvt.c (rest_of_handle_if_conversion): Call dump_reg_info before
1066 * ira-conflicts.c: Include tree.h with a note.
1067 * regstat.c (dump_reg_info): Moved here from cfg.c.
1068 * loop-init.c: Include regs.h instead of hard-reg-set.h.
1069 (rtl_loop_init): Call dump_reg_info before dump_flow_info.
1070 (rtl_loop_done): Likewise.
1071 * mcf.c: Include tree.h before langhooks.h.
1072 * predict.c (maybe_hot_count_p): Assert we have cfun.
1073 (probably_never_executed_bb_p): Likewise.
1074 * profile.c (compute_branch_probabilities): Use gimple_dump_cfg
1075 instead of dump_flow_info.
1076 * sched-deps.c: Include tree.h with a FIXME.
1077 (call_may_noreturn_p): Add FIXME note why this function has to
1078 look at function decls instead of function decl flags.
1079 * sched-vis.c: Include tree.h with a FIXME.
1080 (print_rtl_slim): Adjust dump_bb_info uses.
1081 * statistics.c (statistics_fini_pass_2): Use current_function_name
1082 to avoid including tree.h.
1083 (statistics_counter_event): Use function_name for the same reason.
1084 (statistics_histogram_event): Likewise.
1085 * tracer.c (tracer): Remove bogus gcc_assert. Use brief_dump_cfg
1086 instead of dump_flow_info.
1087 * var-tracking.c (variable_tracking_main_1): Call dump_reg_info
1088 before dump_flow_info.
1089 * doc/cfg.texi: Update CFG documentation.
1090 * Makefile.in (RTL_H): Depend on FLAGS_H.
1091 (GIMPLE_H): Depend on TREE_H.
1092 (FUNCTION_H): Depend on VEC_H, vecir.h, INPUT_H and MACHMODE_H,
1093 but no longer on TREE_H.
1094 (C_COMMON_H): Depend on TREE_H.
1095 (cselib.o, cse.o, cfganal.o, loop-init.o, ira-conflicts.o,
1096 sched-deps.o, sched-vis.o): Fixup dependencies.
1098 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
1100 * alias.h: Do not include coretypes.h in header files.
1101 * cppbuiltin.h: Likewise.
1102 * double-int.h: Likewise.
1103 * gimple-fold.h: Likewise.
1104 * flags.h: Likewise.
1105 * tree-ssa-alias.h: Likewise.
1106 * gengtype.h (obstack_chunk_alloc, obstack_chunk_free,
1107 OBSTACK_CHUNK_SIZE): Define here to avoid dependency on coretypes.h.
1108 * Makefile.in (RTL_BASE_H): Depend on coretypes.h.
1110 (ALIAS_H): Do not depend on coretypes.h.
1111 (FLAGS_H): Likewise.
1112 (realmpfr.o): Depend on coretypes.h.
1114 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
1116 * Makefile.in (gengtype-lex.o, gengtype-parse.o, gengtype-state.o,
1117 gengtype.o): Add -DGENERATOR_FILE manually for host gengtype objects.
1119 2012-07-07 Richard Earnshaw <rearnsha@arm.com>
1121 * arm.h (TARGET_CPU_CPP_BUILTINS): Remove Maverick support.
1122 (TARGET_FPA): Delete definition.
1123 (TARGET_MAVERICK): Likewise.
1124 (TARGET_FPA_EMU2): Likewise.
1125 (arm_fp_model): Remove FPA and Maverick models.
1126 (arm_arch_cirrus): Delete declaration.
1127 (FLOAT_WORDS_BIG_ENDIAN): Delete definition.
1128 (FIXED_REGISTERS): Remove FPA and Maverick support. Reorganize.
1129 (CALL_USED_REGISTERS): Likewise.
1130 (FIRST_FPA_REGNUM, LAST_FPA_REGNUM): Delete definition.
1131 (FIRST_VFP_REGNUM): Renumbered.
1132 (D7_VFP_REGNUM): Chain definition.
1133 (LAST_LO_VFP_REGNUM): Likewise.
1134 (FIRST_HI_VFP_REGNUM): Likewise.
1135 (LAST_HI_VFP_REGNUM): Likewise.
1136 (FIRST_IWMMXT_GR_REGNUM): Likewise.
1137 (LAST_IWMMXT_GR_REGNUM): Likewise.
1138 (FIRST_IWMMXT_REGNUM): Likewise.
1139 (LAST_IWMMXT_REGNUM): Likewise.
1140 (FRAME_POINTER_REGNUM): Renumbered.
1141 (ARG_POINTER_REGNUM): Renumbered.
1142 (FIRST_PSEUDO_REGISTER): Remove FPA and Maverick registers.
1143 (FIRST_CIRRUS_FP_REGNUM, LAST_CIRRUS_FP_REGNUM): Delete definitions.
1144 (HARD_REGNO_REGNUM): Remove FPA support.
1145 (REG_ALLOC_ORDER): Remove FPA and Maverick registers. Reorganize.
1146 (reg_class): Likewise.
1147 (REG_CLASS_NAMES): Likewise.
1148 (REG_CLASS_CONTENTS): Likewise.
1149 (CANNOT_CHANGE_MODE_CLASS): Never true. Update comment.
1150 (SECONDARY_INPUT_RELOAD_CLASS): Remove Maverick support.
1151 (CLASS_MAX_NREGS): Remove FPA and Maverick support.
1152 * aout.h (REGISTER_NAMES): Remove FPA and Maverick registers.
1153 Reorganize. Use AAPCS preferred names.
1154 (ADDITIONAL_REGISTER_NAMES): Remove aliases for Maverick. Update
1156 (OVERLAPPING_REGISTER_NAMES): Update register numbering.
1157 * arm.c (FL_CIRRUS): Delete definition.
1158 (arm_arch_cirrus): Delete variable.
1159 (arm_float_words_big_endian): Delete function.
1160 (cirrus_memory_offset): Delete function.
1161 (output_mov_long_double_fpa_from_arm): Delete function.
1162 (output_mov_long_double_arm_from_fpa): Delete function.
1163 (output_mov_double_fpa_from_arm): Delete function.
1164 (output_mov_double_arm_from_fpa): Delete function.
1165 (emit_sfm): Delete function.
1166 (maybe_get_arm_condition_code): Update comment.
1167 (arm_file_start): Always use softvfp for softfloat systems.
1168 (thumb_core_reg_alloc_order): Adjust for updated register allocation.
1169 (arm_option_override): Remove FPA and Maverick support. Always
1170 default to vfp as the fallback FPU format.
1171 (use_return_insn): Remove FPA support.
1172 (arm_get_frame_offsets): Likewise.
1173 (arm_save_coproc_regs): Likewise.
1174 (arm_canonicalize_comparison): Remove Maverick support.
1175 (arm_select_cc_mode): Likewise.
1176 (arm_gen_compare_reg): Likewise.
1177 (arm_print_operand): Likewise.
1178 (arm_libcall_value_1): Remove FPA and Maverick support.
1179 (arm_function_value_regno_p): Likewise.
1180 (arm_apply_result_size): Likewise.
1181 (arm_legitimate_index_p): Likewise.
1182 (thumb2_legitimate_index_p): Likewise.
1183 (legitimize_reload_address): Likewise.
1184 (arm_register_move_cost): Likewise.
1185 (arm_hard_regno_mode_ok): Likewise.
1186 (arm_regno_class): Likewise.
1187 (arm_dbx_register_number): Likewise.
1188 (arm_emit_unwind_sequence): Likewise.
1189 (arm_conditional_register_usage): Likewise.
1190 * arm-protos.h (neg_const_double_rtx_ok_for_fpa): Remove declaration.
1191 (cirrus_memory_offset): Likewise.
1192 (output_move_long_double_fpa_from_arm): Likewise.
1193 (output_move_long_double_arm_from_fpa): Likewise.
1194 (output_move_double_fpa_from_arm): Likewise.
1195 (output_move_double_arm_from_fpa): Likewise.
1196 (arm_float_words_big_endian): Likewise.
1197 * arm.md (CC_REGNUM): Renumbered.
1198 (VFPCC_REGNUM): Moved here. Renumbered.
1199 (FPA_F0_REGNUM, FPA_F7_REGNUM): Delete.
1200 (attr fpu): Remove FPA and Maverick support.
1201 * vfp.md (VFPCC_REGNUM): Delete. Moved to arm.md.
1202 * arm-cores.def (ep9312): Remove Maverick support.
1203 * arm-arches.def (ep9312): Delete architecture.
1204 * arm-tables.opt: Regenerated.
1206 * arm/linux-elf.h (FPUTYPE_DEFAULT): Set to vfp.
1208 2012-07-07 Steven Bosscher <steven@gcc.gnu.org>
1210 PR tree-optimization/53881
1211 * tree-switch-conversion.c (emit_case_bit_tests): Do not rely on
1212 comparing labels to establish uniqueness of a switch case target,
1213 use the CFG instead.
1215 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
1217 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
1218 due to negative shift amount.
1220 2012-07-07 Hans-Peter Nilsson <hp@axis.com>
1222 Fix configure test for "stack protector support in target C library".
1223 * configure.ac (test_prefix, test_exec_prefix): Move setting from
1224 inside sysroot handling to before and outside it.
1225 * configure: Regenerate.
1227 2012-07-06 Kai Tietz <ktietz@redhat.com>
1230 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
1231 as "/mingw/include".
1233 2012-07-06 Alexandre Oliva <aoliva@redhat.com>
1236 * var-tracking.c (vt_add_function_parameter): Convert
1237 internal_arg_pointer into arg_pointer-based address even
1240 2012-07-06 Alexandre Oilva <aoliva@redhat.com>
1242 PR rtl-optimization/53827
1245 * alias.c (memrefs_conflict_p): Adjust offset and size by the
1246 same amount for alignment ANDs.
1248 2012-07-06 Tom de Vries <tom@codesourcery.com>
1250 PR tree-optimization/51879
1251 * tree-ssa-sccvn.c (copy_reference_ops_from_call)
1252 (visit_reference_op_call): Handle case that lhs is not an SSA_NAME.
1253 (visit_use): Also call visit_reference_op_call for calls with a vdef.
1255 2012-07-06 Tom de Vries <tom@codesourcery.com>
1257 PR tree-optimization/52009
1258 * tree-ssa-tail-merge.c (gimple_equal_p): For GIMPLE_ASSIGN, compare
1259 value numbers of gimple_vdef.
1260 * tree-ssa-sccvn.h (vn_reference_insert): Add vdef parameter to
1262 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle MODIFY_EXPR.
1263 (vn_reference_insert): Add and handle vdef parameter.
1264 (visit_reference_op_load): Add argument to vn_reference_insert call.
1265 (visit_reference_op_store): Find value number of vdef of store. Insert
1266 value number of vdef of store.
1268 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
1270 * config/i386/i386.md (simple lea to add peephole): Also transform
1271 RTXes where second PLUS operand matches output.
1273 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
1275 * config/i386/i386.c (construct_plt_address): Make static.
1276 * config/i386/i386-protos.h (construct_plt_address): Remove.
1278 2012-07-06 Nick Clifton <nickc@redhat.com>
1280 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
1281 default_encode_section_info.
1283 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
1286 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
1287 emit PIC sequence for fnaddr symbol reference in advance.
1289 2012-07-06 Eric Botcazou <ebotcazou@adacore.com>
1292 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
1294 * dwarf2out.c (function_possibly_abstracted_p): New static function.
1295 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
1296 cgraph_function_possibly_inlined_p.
1297 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
1298 (process_scope_var): Do not emit concrete instances of abstracted
1299 nested functions from here.
1300 (gen_decl_die): Emit the abstract instance if the function is possibly
1301 abstracted and not only possibly inlined.
1302 (dwarf2out_finish): Find the first non-abstract parent instance and
1303 attach concrete instances on the limbo list to it.
1305 2012-07-05 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1306 Julian Brown <julian@codesourcery.com>
1310 * config/arm/neon-gen.ml (return_by_ptr): Delete.
1311 (print_function): Handle empty strings.
1312 (return): Delete use of return_by_ptr.
1313 (mask_shape_for_shuffle): New function.
1314 (mask_elems): Likewise.
1315 (shuffle_fn): Likewise.
1316 (params): Simplify and remove use of return_by_ptr.
1317 (get_shuffle): New function.
1318 (print_variant): Update.
1319 * config/arm/neon.ml (rev_elems): New function.
1320 (permute_range): Likewise.
1321 (zip_range): Likewise.
1322 (uzip_range): Likewise.
1323 (trn_range): Likewise.
1324 (zip_elems): Likewise.
1325 (uzip_elems): Likewise.
1326 (trn_elems): Likewise.
1327 (features): New enumeration Use_shuffle. Delete ReturnPtr.
1330 (ops): Update entries for Vrev64, Vrev32, Vrev16, Vtr, Vzip, Vuzp.
1331 * config/arm/arm_neon.h: Regenerate.
1333 2012-07-05 Richard Guenther <rguenther@suse.de>
1335 * tree-pretty-print.c (dump_generic_node): Properly test
1336 the result of exact_log2.
1338 2012-07-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1340 * config/s390/s390-protos.h (s390_expand_movmem)
1341 (s390_expand_cmpmem): Add return value.
1342 * config/s390/s390.c (s390_expand_movmem, s390_expand_cmpmem):
1343 Return FALSE to use the library function in some cases.
1344 * config/s390/s390.md (movmem, cmpmem): Evaluate return value of C
1347 2012-07-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1349 * config.gcc: Enable ifunc attribute by default on s390 and s390x.
1351 2012-07-05 Steven Bosscher <steven@gcc.gnu.org>
1353 * expr.c (try_casesi): Remove bogus ATTRIBUTE_UNUSED markers.
1354 * stmt.c (dump_case_nodes): New.
1355 (expand_case): Split out code generation parts into new functions.
1356 (expand_switch_as_decision_tree_p): Split out from expand_case.
1357 (emit_case_decision_tree): Likewise.
1358 (emit_case_dispatch_table): Likewise.
1360 2012-07-05 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1362 * config/arm/iterators.md (SDF): New mode iterator.
1363 (V_if_elem): Add support for SF and DF modes.
1365 (F_constraint): New mode iterator attribute.
1366 (F_fma_type): Likewise.
1367 config/arm/vfp.md (fma<SDF:mode>4): New pattern.
1368 (*fmsub<SDF:mode>4): Likewise.
1369 (*fmnsub<SDF:mode>4): Likewise.
1370 (*fmnadd<SDF:mode>4): Likewise.
1372 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
1374 * expmed.c (expand_mult): Initialize coeff and is_neg.
1376 2012-07-04 Oleg Endo <olegendo@gcc.gnu.org>
1378 * config/sh/predicates.md (zero_extend_operand): New predicate.
1379 * config/sh/sh.md (zero_extendhisi2): Simplify by using new
1380 zero_extend_operand predicate.
1381 (zero_extendqisi2): Likewise.
1383 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
1386 * ipa.c (symtab_remove_unreachable_nodes): Partially revert r187375
1387 to not call cgraph_propagate_frequency if something was changed.
1389 2012-07-04 Richard Guenther <rguenther@suse.de>
1392 * gimple-fold.c (get_base_constructor): Do not return an
1393 error_mark_node DECL_INITIAL.
1395 2012-07-04 Richard Guenther <rguenther@suse.de>
1397 PR tree-optimization/53844
1398 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
1399 the loop virtual PHI.
1401 2012-07-04 Richard Guenther <rguenther@suse.de>
1403 PR tree-optimization/53849
1404 * tree-cfg.c (move_stmt_op): Only call add_referenced_var
1405 for duplicated locals. Use add_referenced_var_1 to avoid
1406 pushing/popping cfun.
1408 2012-07-04 Kai Tietz <ktietz@redhat.com>
1410 * config/i386/winnt.c (i386_pe_reloc_rw_mask): New function.
1411 * config/i386/i386-protos.h (i386_pe_reloc_rw_mask): Add
1413 * config/i386/cygming.h (TARGET_ASM_RELOC_RW_MASK): Define
1414 as i386_pe_reloc_rw_mask.
1416 2012-07-04 Richard Guenther <rguenther@suse.de>
1418 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
1419 as in free_lang_data_in_type.
1421 2012-07-04 Tobias Grosser <tobias@grosser.es>
1422 Michael Matz <matz@suse.de>
1424 * Makefile.in (OBJS): Add graphite-optimize-isl.o.
1425 (graphite-optimize-isl.o): Add dependencies.
1426 * common.opt (floop-nest-optimize): New flag.
1427 * doc/invoke.texi (floop-nest-optimize): Document.
1428 * graphite-dependences.c (compute_deps): Export.
1429 * graphite-poly.h (compute_deps): Declare.
1430 * graphite-optimize-isl.c: New file.
1431 * graphite-poly.c (apply_poly_transforms): Run the loop
1433 * tree-ssa-loop.c (gate_graphite_transforms): Enable graphite
1434 if -floop-nest-optimize is enabled.
1436 2012-07-03 Oleg Endo <olegendo@gcc.gnu.org>
1438 * config/sh/predicates.md (logical_and_operand): New predicate.
1439 * config/sh/constraints.md (Jmb, Jmw): New constraints.
1440 * config/sh/sh.md (andsi3): Move expander above insns. Add handling
1441 of 0xFFFF constant. Use logical_and_operand predicate and
1442 satisfies_constraint_Jmb, satisfies_constraint_Jmw.
1443 (*andsi3_compact): Make it an insn_and_split. Use
1444 logical_and_operand predicate. Add Jmb,Jmw alternatives.
1446 2012-07-03 Jason Merrill <jason@redhat.com>
1449 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
1451 2012-07-03 Nick Clifton <nickc@redhat.com>
1453 * config/mep/mep.c (mep_reorg_regmove): Use
1454 next_nonnote_non_debug_insn to advance to the next insn. Do not
1455 expect delete_insn to return an rtx.
1457 2012-07-03 Richard Guenther <rguenther@suse.de>
1459 * doc/install.texi (CLooG): Clarify how CLooG needs to be
1460 configured and that it needs to be built against ISL 0.10.
1462 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
1464 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
1465 code model string in the error message.
1467 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
1470 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
1471 sibcall_insn_operand. Move it to a temporary register if not.
1473 2012-07-03 Andreas Schwab <schwab@linux-m68k.org>
1476 * config/m68k/m68k.c (m68k_option_override): Reset stack_limit_rtx
1479 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
1481 * config/i386/xmmintrin.h (_mm_sfence): Use __builtin_ia32_pause.
1483 2012-07-03 Roland McGrath <mcgrathr@google.com>
1485 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): Also require that the
1486 assembler accept 'rep bsf ...', 'rep bsr ...', 'rep ret' and 'rep nop'.
1487 * configure: Regenerated.
1488 * config/i386/i386.md (simple_return_internal_long): Use %;
1489 (ctz<mode>2): Likewise.
1492 2012-07-02 Oleg Endo <olegendo@gcc.gnu.org>
1495 * config/sh/predicates.md (t_reg_operand, negt_reg_operand): New
1497 * config/sh/sh-protos.h (get_t_reg_rtx): New prototype.
1498 * config/sh/sh.c (get_t_reg_rtx): New function. Use it when invoking
1499 gen_branch_true and gen_branch_false.
1500 * config/sh/sh.md: Use get_t_reg_rtx when invoking gen_branch_true and
1502 (branch_true, branch_false): Use t_reg_operand predicate.
1503 (*branch_true, *branch_false): Delete.
1504 (movt): Use t_reg_operand predicate.
1505 (*negnegt): Use negt_reg_operand predicate and fold little and big
1507 (*movtt): Use t_reg_operand and fold little and big endian variants.
1510 2012-07-02 Steven Bosscher <steven@gcc.gnu.org>
1512 * stmt.c (emit_case_bit_tests): Remove.
1513 (expand_case): Remove expand_switch_using_bit_tests_p code.
1514 * tree-switch-conversion.c (hoist_edge_and_branch_if_true): New.
1515 (MAX_CASE_BIT_TESTS): Moved from stmt.c to here.
1516 (lshift_cheap_p): Likewise.
1517 (expand_switch_using_bit_tests_p): Likewise.
1518 (struct case_bit_test): Likewise.
1519 (case_bit_test_cmp): Likewise.
1520 (emit_case_bit_tests): New implementation for GIMPLE.
1521 (gen_inbound_check): Do not release post-dominator info here.
1522 (process_switch): Reorder code. Expand as bit tests if it
1524 (do_switchconv): Release post-dominator info here if something changed.
1525 (struct gimple_opt_pass): Verify more.
1526 * tree.h (expand_switch_using_bit_tests_p): Remove prototype.
1528 2012-07-02 Martin Jambor <mjambor@suse.cz>
1531 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
1532 dynamic type change check.
1534 2012-07-02 Richard Guenther <rguenther@suse.de>
1535 Michael Matz <matz@suse.de>
1536 Tobias Grosser <tobias@grosser.es>
1537 Sebastian Pop <sebpop@gmail.com>
1539 * Makefile.in: Remove PPL flags in favor of ISL ones.
1540 (BACKENDLIBS): Remove PPL libs.
1541 (INCLUDES): Remove PPL includes in favor of ISL ones.
1542 (graphite-clast-to-gimple.o): Remove graphite-dependences.h and
1543 graphite-cloog-compat.h dependencies.
1544 (graphite-dependences.o): Likewise.
1545 (graphite-poly.o): Likewise.
1546 * configure.ac: Declare ISL vars instead of PPL ones.
1547 * configure: Regenerated.
1548 * doc/install.texi: Replace PPL requirement documentation with ISL one.
1549 * graphite-blocking.c: Remove PPL code, add ISL equivalent.
1550 * graphite-clast-to-gimple.c: Likewise.
1551 * graphite-dependences.c: Likewise.
1552 * graphite-interchange.c: Likewise.
1553 * graphite-poly.h: Likewise.
1554 * graphite-poly.c: Likewise.
1555 * graphite-sese-to-poly.c: Likewise.
1556 * graphite.c: Likewise.
1557 * graphite-scop-detection.c: Re-arrange includes.
1558 * graphite-cloog-util.c: Remove.
1559 * graphite-cloog-util.h: Likewise.
1560 * graphite-ppl.h: Likewise.
1561 * graphite-ppl.c: Likewise.
1562 * graphite-dependences.h: Likewise.
1564 2012-07-02 Richard Guenther <rguenther@suse.de>
1566 Merge from graphite branch
1567 2011-07-21 Tobias Grosser <tobias@grosser.es>
1569 * Makefile.in (graphite-clast-to-gimple.o, graphite-cloog-util.o):
1570 Remove graphite-cloog-util.h.
1571 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop,
1572 build_iv_mapping, translate_clast_user, translate_clast,
1573 free_scattering, initialize_cloog_names, build_cloog_prog,
1574 create_params_index): Do not use old compatibility functions.
1575 (clast_name_to_index, set_cloog_options): Remove code for legacy cloog.
1576 * graphite-cloog-util.c (openscop_print_cloog_matrix): Do not use old
1577 compatibility functions.
1578 (new_Cloog_Scattering_from_ppl_Polyhedron): Remove code for legacy
1580 * graphite-cloog-util.h: Remove include of graphite-cloog-util.h.
1581 * graphite.c (graphite.c): Do not call outdated cloog_initialize() and
1583 * graphite-cloog-compat.h: Remove.
1585 2011-08-09 Tobias Grosser <tobias@grosser.es>
1587 * graphite-clast-to-gimple.c (new_clast_name_index): Store a copy
1588 of the string, no just a reference.
1589 (clast_name_index): Add a new field, that specifies if we need to free
1591 (free_clast_name_index): If necessary, free the name string.
1592 (clast_name_index_elt_info): Calculate the hash based on the string
1593 content, not the memory location it is stored in.
1594 (clast_name_to_level): Specify that we do not need to free the name.
1595 (clast_name_to_index): Dito.
1596 (clast_name_to_lb_ub): Dito.
1597 (eq_clast_name_indexes): Compare the strings, not their base pointers.
1598 (free_scattering): Removed.
1599 (initialize_cloog_names): Renamed to add_names_to_union_domain().
1600 (add_names_to_union_domain): Changed to work on a union_domain,
1601 instead of a CloogNames structure.
1602 (build_cloog_prog): Removed.
1603 (build_cloog_union_domain): New.
1604 (generate_cloog_input): New.
1605 (scop_to_clast): Use CloogInput instead of CloogProgram.
1606 (print_generated_program): Adapt to new scop_to_clast() and do not
1607 print the CloogProgram any more.
1608 (create_params_index): Removed, functionality integrated in
1609 add_names_to_union_domain().
1610 (gloog): Adapt to new scop_to_clast().
1611 * graphite-clast-to-gimple.h (scop_to_clast): Remove.
1613 2012-01-11 Tobias Grosser <tobias@grosser.es>
1615 * graphite-clast-to-gimple.c (clast_name_to_index,
1616 clast_name_to_lb_ub, clast_name_to_gcc): Change types.
1617 (clast_to_gcc_expression): Add clast_expr_name as a new
1618 case. Do not assume a clast_expr_term points always to a
1620 (type_for_clast_term): Do not assume a clast_expr_term points always to
1622 (type_for_clast_name): New.
1623 (type_for_clast_expr): Add clast_expr_name as a new case.
1625 2011-08-03 Sebastian Pop <sebpop@gmail.com>
1627 * graphite-cloog-util.c (new_Cloog_Domain_from_ppl_Polyhedron,
1628 new_Cloog_Scattering_from_ppl_Polyhedron,
1629 new_Cloog_Domain_from_ppl_Pointset_Powerset): Remove ATTRIBUTE_UNUSED.
1631 2012-07-02 Jakub Jelinek <jakub@redhat.com>
1633 PR tree-optimization/53645
1634 * tree-vect-generic.c (expand_vector_divmod): Use TYPE_MODE (type)
1635 instead of TYPE_MODE (wider_type) as can_vec_perm_p argument.
1637 2012-07-01 Wei Guozhi <carrot@google.com>
1640 * config/arm/arm-protos.h (const_ok_for_dimode_op): New prototype.
1641 * config/arm/arm.c (const_ok_for_dimode_op): New function.
1642 * config/arm/constraints.md (Dd): New constraint.
1643 * config/arm/predicates.md (arm_adddi_operand): New predicate.
1644 * config/arm/arm.md (adddi3): Extend it to handle constants.
1645 (arm_adddi3): Likewise.
1646 (addsi3_carryin_<optab>): Extend it to handle sbc case.
1647 (addsi3_carryin_alt2_<optab>): Likewise.
1648 * config/arm/neon.md (adddi3_neon): Extend it to handle constants.
1650 2012-06-30 Nathan Sidwell <nathan@acm.org>
1652 * coverage.c (bbg_file_stamp): New.
1653 (read_counts_file): Merge incoming stamp with bbg_file_stamp.
1654 (build_info): Write bbg_file_stamp.
1655 (coverage_init): Initialize bbg_file_stamp. Read counts file
1656 before writing graph header.
1657 (coverage_finish): Don't unlink the data file if we can generate a
1659 * tree.h (crc32_unsigned): Declare.
1660 * tree.c (crc32_unsigned_bits): New, broken out of ...
1661 (crc32_byte): ... here. Use it.
1662 (crc32_unsigned): New.
1664 2012-06-29 Cary Coutant <ccoutant@google.com>
1666 * dwarf2out.c (add_pubname_string): Don't check for want_pubnames.
1667 (gen_subprogram_die): Don't add pubname if want_pubnames is false.
1668 (gen_variable_die): Likewise.
1669 (gen_namespace_die): Likewise.
1671 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
1673 * tree-eh.c (lower_try_finally_switch): Really put the location of the
1674 last statement of the finally block onto the switch.
1676 2012-06-29 H.J. Lu <hongjiu.lu@intel.com>
1679 * config/i386/gnu-user64.h (WCHAR_TYPE): Use "int" only for
1682 2012-06-29 Sterling Augustine <saugustine@google.com>
1684 * dwarf2out.c (add_pubname): Add comment.
1685 (add_pubtype): Fix indentation.
1686 (gen_enumeration_type_die): Likewise.
1688 2012-06-29 Jakub Jelinek <jakub@redhat.com>
1690 * tree-vect-generic.c (expand_vector_divmod): For even/odd
1691 widening multiply, put even always as first argument to VEC_PERM_EXPR.
1693 2012-06-29 Richard Henderson <rth@redhat.com>
1695 * tree-vect-generic.c: Include target.h.
1696 (expand_vector_divmod): Use builtin_mul_widen_even/odd if supported.
1697 * Makefile.in (tree-vect-generic.o): Update.
1699 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
1701 * configure.ac: Remove special gtfiles case for C.
1702 * configure: Regenerate.
1703 * Makefile.in: Remove C front-end hooks and build hooks that
1704 will be picked up from c/Make-lang.in now.
1705 Add tree-mudflap to C_COMMON_OBJS.
1706 * gengtype.c (files_rules): Adjust gt-files for c/c-decl.c.
1707 * config/vms/vms.c: Look for c-tree.h in c/.
1708 * doc/gty.texi: Remove reference to c-config-lang.in.
1709 * doc/sourcebuild.texi: Document the c/ subdirectory.
1711 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
1713 * system.h (CASE_USE_BIT_TESTS): Poison.
1714 * stmt.c (CASE_USE_BIT_TESTS): Fold away into its only user ...
1715 (expand_switch_using_bit_tests_p): ...here.
1716 * doc/tm.texi.in (CASE_USE_BIT_TESTS): Remove documentation.
1717 * doc/tm.texi (CASE_USE_BIT_TESTS): Regenerate.
1719 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
1721 * system.h (IFCVT_EXTRA_FIELDS): Poison.
1722 (IFCVT_INIT_EXTRA_FIELDS): Poison.
1723 * basic-block.h (struct ce_if_block): Remove IFCVT_EXTRA_FIELDS.
1724 * ifcvt.c (find_if_header): Use IFCVT_MACHDEP_INIT instead of
1725 IFCVT_INIT_EXTRA_FIELDS.
1726 * gengtype-parse.c (struct_field_seq): Remove obsolete comment.
1727 * config/frv/frv.h (IFCVT_INIT_EXTRA_FIELDS): Rename to
1729 * config/frv/frv.c (frv_ifcvt_init_extra_fields): Rename to
1730 frv_ifcvt_machdep_init.
1731 * doc/tm.texi.in (IFCVT_INIT_EXTRA_FIELDS, IFCVT_EXTRA_FIELDS):
1732 Remove documentation.
1733 (IFCVT_MACHDEP_INIT): Document.
1734 * doc/tm.texi: Regenerate.
1736 2012-06-29 Nick Clifton <nickc@redhat.com>
1738 * config/lm32/lm32.c (lm32_compute_frame_size): Fix typo.
1740 2012-06-29 Jakub Jelinek <jakub@redhat.com>
1742 * tree-vect-stmts.c (vectorizable_operation): Check both
1743 VEC_WIDEN_MULT_LO_EXPR and VEC_WIDEN_MULT_HI_EXPR optabs.
1744 Verify that operand[0]'s mode is TYPE_MODE (wide_vectype).
1746 2012-06-28 Richard Henderson <rth@redhat.com>
1748 * doc/generic.texi (MULT_HIGHPART_EXPR): Document it.
1750 2012-06-28 Jakub Jelinek <jakub@redhat.com>
1752 PR tree-optimization/51581
1753 * tree-vect-stmts.c (permute_vec_elements): Add forward decl.
1754 (vectorizable_operation): Handle vectorization of MULT_HIGHPART_EXPR
1755 also using VEC_WIDEN_MULT_*_EXPR or builtin_mul_widen_* plus
1756 VEC_PERM_EXPR if vector MULT_HIGHPART_EXPR isn't supported.
1757 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use
1758 MULT_HIGHPART_EXPR instead of VEC_WIDEN_MULT_*_EXPR and shifts.
1760 PR tree-optimization/53645
1761 * tree-vect-generic.c (expand_vector_divmod): Use MULT_HIGHPART_EXPR
1762 instead of VEC_WIDEN_MULT_{HI,LO}_EXPR followed by VEC_PERM_EXPR
1765 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
1768 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
1769 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
1770 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
1771 avr_hard_regno_call_part_clobbered.
1773 2012-06-28 Richard Guenther <rguenther@suse.de>
1776 * expr.c (expand_expr_real_1): Verify if the type is complete
1777 before inspecting its size.
1779 2012-06-28 Andreas Schwab <schwab@linux-m68k.org>
1781 * doc/include/gpl.texi: Remove.
1782 * doc/sourcebuild.texi (Texinfo Manuals): Don't mention gpl.texi.
1784 2012-06-28 Jakub Jelinek <jakub@redhat.com>
1786 PR tree-optimization/53645
1787 * tree-vect-generic.c (add_rshift): New function.
1788 (expand_vector_divmod): New function.
1789 (expand_vector_operation): Use it for vector integer
1790 TRUNC_{DIV,MOD}_EXPR by VECTOR_CST.
1791 * tree-vect-patterns.c (vect_recog_divmod_pattern): Replace
1792 unused lguup variable with dummy_int.
1794 2012-06-28 OLivier Hainque <hainque@adacore.com>
1796 * expr.c (convert_move): Latch mem integer inputs into a
1797 register before expanding a multi-instructions sequence.
1799 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
1800 Uros Bizjak <ubizjak@gmail.com>
1801 Jakub Jelinek <jakub@redhat.com>
1805 * var-tracking.c (vt_emit_notes): Release loc_exp_dep_pool...
1806 (vt_finalize): ... here instead, if needed.
1808 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
1813 * dce.c (word_dce_process_block): Check whether inserting debug
1814 temps are needed even for needed insns.
1815 (dce_process_block): Likewise.
1816 * df-problems.c (dead_debug_add): Add comment about multi-regs.
1817 (dead_debug_insert_temp): Likewise. Don't subreg when we're
1818 setting fewer regs than a multi-reg requires.
1820 2012-06-27 Richard Henderson <rth@redhat.com>
1822 * config/alpha/alpha.c (alpha_dimode_u): New.
1823 (alpha_init_builtins): Initialize it, and use it.
1824 (alpha_fold_builtin_cmpbge): Use alpha_dimode_u.
1825 (alpha_fold_builtin_zapnot, alpha_fold_builtin_insxx): Likewise.
1826 (alpha_fold_vector_minmax, alpha_fold_builtin_perr): Likewise.
1827 (alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb): Likewise.
1828 (alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw): Likewise.
1829 (alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz): Likewise.
1830 (alpha_fold_builtin_ctpop): Likewise.
1831 (alpha_fold_builtin_umulh): Remove.
1832 (alpha_fold_builtin): Use MULT_HIGHPART_EXPR for UMULH; fix
1833 typo in MAX_ARGS check.
1835 2012-06-27 Richard Henderson <rth@redhat.com>
1837 * tree.def (MULT_HIGHPART_EXPR): New.
1838 * cfgexpand.c (expand_debug_expr): Ignore it.
1839 * expr.c (expand_expr_real_2): Handle it.
1840 * fold-const.c (int_const_binop_1): Likewise.
1841 * optabs.c (optab_for_tree_code): Likewise.
1842 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
1843 * tree-inline.c (estimate_operator_cost): Likewise.
1844 * tree-pretty-print.c (dump_generic_node): Likewise.
1845 (op_code_prio, op_symbol_code): Likewise.
1846 * tree.c (commutative_tree_code): Likewise. Also handle
1847 WIDEN_MULT_EXPR, VEC_WIDEN_MULT_HI_EXPR, VEC_WIDEN_MULT_LO_EXPR.
1849 2012-06-27 Richard Henderson <rth@redhat.com>
1852 * config/i386/i386.c (ix86_rtx_costs): Fix typo vs UNITS_PER_WORD
1853 in 2012-06-23 change. Adjust two other DImode tests as well.
1855 2012-06-27 Nick Clifton <nickc@redhat.com>
1857 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
1860 2012-06-27 Richard Guenther <rguenther@suse.de>
1863 * tree-chrec.c (chrec_convert_1): Represent truncation to
1864 a type with undefined overflow as truncation to an unsigned
1865 type converted to the type with undefined overflow.
1866 * tree-scalar-evolution.c (interpret_rhs_expr): For computing
1867 the scalar evolution of a truncated widened operation avoid
1868 looking at the non-existing evolution of the widened operation
1871 2012-06-27 Richard Guenther <rguenther@suse.de>
1873 PR tree-optimization/53774
1874 * tree-ssa-reassoc.c (get_rank): All default defs have
1876 (init_reassoc): Precompute rank for all SSA default defs.
1878 2012-06-27 Nick Clifton <nickc@redhat.com>
1880 * config/rx/rx.md (simple_return): Use the simple_return rtx.
1882 2012-06-26 Richard Henderson <rth@redhat.com>
1884 * config/i386/i386.c (ix86_rtx_costs): Use standard_sse_constant_p
1885 and don't fall thru from standard_80387_constant_p to the memory
1888 2012-06-26 Richard Henderson <rth@redhat.com>
1890 * config/i386/i386.c (bdesc_args): Update. Change
1891 IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI to OPTION_MASK_ISA_SSE2.
1892 (IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): New.
1893 (ix86_builtin_mul_widen_even): Use it.
1894 (ix86_builtin_mul_widen_odd): Relax SMUL_ODD from sse4 to sse2.
1895 (ix86_expand_mul_widen_evenodd): Handle signed for sse2.
1896 * config/i386/sse.md (vec_widen_<s>mult_hi_<V124_AVX2>): Allow
1898 (vec_widen_<s>mult_lo_<V124_AVX2>): Likewise.
1899 (vec_widen_<s>mult_odd_<VI4_AVX2>): Likewise. Relax from V124_AVX2.
1900 (vec_widen_smult_even_v4si): New.
1902 2012-06-26 Richard Henderson <rth@redhat.com>
1904 * config/i386/sse.md (mul<VI8_AVX2>3): Change from insn_and_split
1905 to expander; move guts to ...
1906 * config/i386/i386.c (ix86_expand_sse2_mulvxdi3): ... here. Add
1907 highparts before shifting up.
1908 * config/i386/i386-protos.h: Update.
1910 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
1912 * system.h (USE_COMMON_FOR_ONE_ONLY): Poison.
1913 * defaults.h (USE_COMMON_FOR_ONE_ONLY): Do not provide default.
1914 * config/darwin.h (USE_COMMON_FOR_ONE_ONLY): Do not define.
1916 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
1918 * var-tracking.c (vt_add_function_parameter): Use a preserved
1919 VALUE for the MEM address of an incoming parameter.
1921 2012-06-26 Sterling Augustine <saugustine@google.com>
1923 * dwarf2out.c (output_pubnames): Add check for DW_TAG_enumerator.
1924 (prune_unused_types): Likewise.
1926 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
1928 * system.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
1929 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Poison.
1930 * vmsdbgout.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
1931 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Rename to
1932 VMS_UNALIGNED_SHORT_ASM_OP, VMS_UNALIGNED_INT_ASM_OP,
1933 VMS_UNALIGNED_LONG_ASM_OP, and VMS_UNALIGNED_DOUBLE_INT_ASM_OP.
1934 * config/microblaze/microblaze.h (UNALIGNED_SHORT_ASM_OP,
1935 UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Do not define.
1936 * doc/tm.texi.in: Remove UNALIGNED_INT_ASM_OP reference from the
1938 * doc/tm.texi: Regenerate.
1939 * doc/cpp.texi: Make example for #error generic.
1940 * config/frv/frv.h: Fix example text to match tm.texi.
1942 2012-06-26 Bill Schmidt <wschmidt@linux.ibm.com>
1944 * tree-pass.h (pass_strength_reduction): New decl.
1945 * tree-ssa-loop-ivopts.c (initialize_costs): Make non-static.
1946 (finalize_costs): Likewise.
1947 * timevar.def (TV_TREE_SLSR): New timevar.
1948 * gimple-ssa-strength-reduction.c: New.
1949 * tree-flow.h (initialize_costs): New decl.
1950 (finalize_costs): Likewise.
1951 * Makefile.in (tree-ssa-strength-reduction.o): New dependencies.
1952 * passes.c (init_optimization_passes): Add pass_strength_reduction.
1954 2012-06-26 Matt Turner <mattst88@gmail.com>
1956 * doc/extend.texi (__builtin_arm_tinsrb): Add missing second parameter.
1957 (__builtin_arm_tinsrh): Likewise.
1958 (__builtin_arm_tinsrw): Likewise.
1959 (__builtin_arm_wsadb): Add missing v2si parameter.
1960 (__builtin_arm_wsadh): Likewise.
1961 (__builtin_arm_getwcx): Delete.
1962 (__builtin_arm_setwcx): Delete.
1963 (__builtin_arm_getwcgr0): Add.
1964 (__builtin_arm_getwcgr1): Add.
1965 (__builtin_arm_getwcgr2): Add.
1966 (__builtin_arm_getwcgr3): Add.
1967 (__builtin_arm_setwcgr0): Add.
1968 (__builtin_arm_setwcgr1): Add.
1969 (__builtin_arm_setwcgr2): Add.
1970 (__builtin_arm_setwcgr3): Add.
1972 2012-06-26 Richard Guenther <rguenther@suse.de>
1975 2012-06-21 Richard Guenther <rguenther@suse.de>
1977 * tree-inline.c (estimate_num_insns): Estimate call cost for
1980 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
1983 * doc/tm.texi.in: Document LOGICAL_OP_NON_SHORT_CIRCUIT.
1984 * doc/tm.texi: Regenerate.
1986 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
1989 * config/mips/mips.h: Do not define ALL_COP_ADDITIONAL_REGISTER_NAMES.
1990 * config/frv/frv.h: Do not define REVERSE_CONDEXEC_PREDICATES_P.
1991 * doc/tm.texi.in: Remove documentation for unused target macros
1992 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
1993 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
1994 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
1995 TARGET_NARROW_VOLATILE_BITFIELDS.
1996 Document that MD_HANDLE_UNWABI is a macro in libgcc.
1997 * doc/tm.texi: Regenerate.
1998 * system.h: Poison target macros
1999 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
2000 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
2001 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
2002 TARGET_NARROW_VOLATILE_BITFIELDS
2004 2012-06-26 Jan Hubicka <jh@suse.cz>
2007 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
2010 2012-06-26 Dehao Chen <dehao@google.com>
2012 * tree-inline.c: (expand_call_inline): Ensure that lexical block's
2013 source location is consistant with the call stmt.
2015 2012-06-26 Ulrich Weigand <ulrich.weigand@linaro.org>
2017 PR tree-optimization/53729
2018 PR tree-optimization/53636
2019 * tree-vect-slp.c (vect_slp_analyze_bb_1): Delay call to
2020 vect_verify_datarefs_alignment until after statements have
2021 been marked as relevant/irrelevant.
2022 * tree-vect-data-refs.c (vect_verify_datarefs_alignment):
2023 Skip irrelevant statements.
2024 (vect_enhance_data_refs_alignment): Use STMT_VINFO_RELEVANT_P
2025 instead of STMT_VINFO_RELEVANT.
2026 (vect_get_data_access_cost): Do not check for supportable
2027 alignment before calling vect_get_load_cost/vect_get_store_cost.
2028 * tree-vect-stmts.c (vect_get_store_cost): Do not abort when
2029 handling unsupported alignment.
2030 (vect_get_load_cost): Likewise.
2032 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
2034 * config/rl78/rl78.h: Do not undefine DONT_USE_BUILTIN_SETJMP.
2035 Do not define JMP_BUF_SIZE.
2037 2012-06-26 Jakub Jelinek <jakub@redhat.com>
2039 PR tree-optimization/53748
2040 * tree-ssa-phiopt.c (conditional_replacement): Only optimize
2041 if arg0/arg1 have integral or pointer types.
2043 2012-06-25 Richard Henderson <rth@redhat.com>
2045 * config/i386/sse.md (sse2_sse4_1): Remove code attr.
2046 (<s>dot_prodv4si, <s>dot_prodv8si): Remove
2047 (sdot_prodv4si): New; handle only XOP.
2049 2012-06-25 Richard Henderson <rth@redhat.com>
2051 * config/i386/i386-builtin-types.def (V4UDI, V8USI): New.
2052 (V2UDI_FUNC_V4USI_V4USI): New.
2053 (V4UDI_FUNC_V8USI_V8USI): New.
2054 * config/i386/i386.c (ix86_expand_args_builtin): Handle them.
2055 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): New.
2056 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): New.
2057 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): New.
2058 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): New.
2059 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): New.
2060 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): New.
2061 (bdesc_args): Add them.
2062 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): New.
2063 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): New.
2064 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): New.
2065 (ix86_expand_mul_widen_evenodd): Use xop_pmacsdqh.
2066 * config/i386/sse.md (vec_widen_<s>mult_odd_<V124_AVX2>): New.
2068 2012-06-25 Richard Henderson <rth@redhat.com>
2070 * config/i386.sse.md (mul<VI4_AVX2>3): Use xop_pmacsdd.
2072 2012-06-25 Richard Henderson <rth@redhat.com>
2074 * config/i386/i386.c (ix86_rtx_costs) [MULT]: Only apply XOP cost
2076 (ix86_expand_vec_interleave): New.
2077 (ix86_expand_mul_widen_evenodd): New.
2078 (ix86_expand_mul_widen_hilo): New.
2079 (ix86_expand_sse2_mulv4si3): Use ix86_expand_mul_widen_evenodd.
2080 * config/i386/i386.md (u_bool) New code attr.
2081 * config/i386/predicates.md
2082 (nonimmediate_or_const_vector_operand): Remove.
2083 * config/i386/sse.md (mul<VI4_AVX2>3): Don't use it; don't test
2084 both AVX and SSE4_1.
2085 (vec_widen<s>mult_hi_<VI2_AVX2>): Remove.
2086 (vec_widen<s>mult_lo_<VI2_AVX2>): Remove.
2087 (vec_widen<s>mult_hi_v8si): Remove.
2088 (vec_widen<s>mult_lo_v8si): Remove.
2089 (vec_widen_smult_hi_v4si): Remove.
2090 (vec_widen_smult_lo_v4si): Remove.
2091 (vec_widen_umult_hi_v4si): Remove.
2092 (vec_widen_umult_lo_v4si): Remove.
2093 (vec_widen_<s>mult_hi_<VI124_AVX2>): New.
2094 (vec_widen_<s>mult_lo_<VI124_AVX2>): New.
2095 * config/i386/i386-protos.h: Update.
2097 2012-06-25 Christophe Lyon <christophe.lyon@st.com>
2099 * config/arm/neon.md (UNSPEC_VLD1_DUP): Remove.
2100 (neon_vld1_dup): Restrict to VQ operands.
2101 (neon_vld1_dupv2di): New, fixes vld1q_dup_s64.
2103 2012-06-25 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2104 James Greenhalgh <james.greenhalgh@arm.com>
2106 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add new built-ins.
2107 (TARGET_FMA): New macro.
2108 (TARGET_ARM_QBIT, TARGET_ARM_SAT): Likewise.
2109 (TARGET_ARM_ARCH): Likewise.
2110 (TARGET_ARM_ARCH_ISA_THUMB): Likewise.
2111 (TARGET_V6M, TARGET_V7M): Likewise.
2112 (TARGET_ARM_ARCH_PROFILE): Likewise.
2113 (TARGET_ARM_FEATURE_LDREX): Likewise.
2114 (TARGET_ARM_FP, TARGET_NEON_FP): Likewise.
2115 (ARM_MIN_ENUM_SIZE): Likewise.
2116 * config/arm/arm.c (arm_file_start): Refactor appropriately.
2117 (base_architecture): New enumeration.
2118 (arm_base_arch): New global variable.
2119 (processors): Add field base_arch.
2120 (ARM_ARCH, ARM_CORE): Adjust accordingly.
2121 (arm_option_override): Add initialization of arm_base_arch.
2122 * doc/cpp.texi (system-specific predefined macros.): Change.
2124 2012-06-25 Jakub Jelinek <jakub@redhat.com>
2127 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
2128 of x x x in the vmovlps load alternative.
2130 2012-06-25 Richard Sandiford <rdsandiford@googlemail.com>
2133 * df.h (dead_debug_add): Remove third argument.
2134 * df-problems.c (dead_debug_add): Likewise. Use the REGNO of the
2135 REG that we want to replace instead.
2136 (dead_debug_insert_temp): Use the REGNO of the reg that we want
2137 to replace instead of DF_REF_REGNO. Require there to always be
2138 at least one such use. Check for cases where the same location
2139 has more than df_ref associated with it.
2140 (df_note_bb_compute): Remove third dead_debug_add argument.
2141 * dce.c (word_dce_process_block): Likewise.
2143 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
2145 * config/v850/v850.c: Remove redundant extern declarations for
2146 last_assemble_variable_decl and size_directive_output.
2148 * doc/tm.texi.in: Document JMP_BUF_SIZE.
2149 * doc/tm.texi: Regenerate.
2150 * config/sparc/sparc.h (JMP_BUF_SIZE): Do not define.
2151 * config/pa/pa.h (JMP_BUF_SIZE): Likewise.
2152 * config/stormy16/stormy16.h: Likewise.
2154 * config/picochip/picochip.c: Do not define DONT_USE_BUILTIN_SETJMP.
2156 * doc/sourcebuild.texi: Add missing subdirectories.
2158 2012-06-25 Tristan Gingold <gingold@adacore.com>
2160 * config/i386/i386.h: Fix typo.
2162 2012-06-25 Tristan Gingold <gingold@adacore.com>
2164 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
2165 (seh_cfa_adjust_cfa): ... that function.
2166 (seh_emit_stackalloc): Do not emit out of range values.
2167 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
2168 UNSPEC_DEF_CFA constants.
2169 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
2170 * config/i386/i386.c (ix86_frame_pointer_required): Required
2171 for very large frames on SEH target.
2172 (ix86_compute_frame_layout): Save area is before frame pointer
2173 on SEH target. Handle very large frames.
2174 (ix86_expand_prologue): Likewise.
2176 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
2178 * output.h: (current_function_is_leaf,
2179 current_function_sp_is_unchanging,
2180 current_function_uses_only_leaf_regs): Remove.
2181 * function.c (current_function_is_leaf,
2182 current_function_sp_is_unchanging,
2183 current_function_uses_only_leaf_regs): Remove.
2184 (rest_of_handle_check_leaf_regs): Set crtl->uses_only_leaf_regs
2185 instead of current_function_uses_only_leaf_regs.
2186 * function.h (struct rtl_data): New fields sp_is_unchanging,
2187 is_leaf, uses_only_leaf_regs.
2188 * resource.c (init_resource_info): Replace current_function_is_leaf,
2189 current_function_sp_is_unchanging, and
2190 current_function_uses_only_leaf_regs with new crtl fields.
2191 * sdbout.c (sdbout_symbol): Likewise.
2192 * df-core.c (rest_of_handle_df_initialize): Likewise.
2193 * ira.c (ira): Likewise.
2194 * final.c (final_start_function): Likewise.
2195 * reorg.c (fill_simple_delay_slots): Likewise.
2196 * regrename.c (check_new_reg_p): Likewise.
2197 * stack-ptr-mod.c (notice_stack_pointer_modification_1): Likewise.
2198 (notice_stack_pointer_modification): Likewise.
2199 * dbxout.c (dbxout_symbol): Likewise.
2200 (dbxout_parms): Likewise.
2201 * sel-sched.c (init_regs_for_mode): Likewise.
2202 * dwarf2out.c (dbx_reg_number): Likewise.
2203 (multiple_reg_loc_descriptor): Likewise.
2204 * config/i386/i386.c (ix86_frame_pointer_required): Likewise.
2205 (gen_pop): Likewise.
2206 (ix86_select_alt_pic_regnum): Likewise.
2207 (ix86_compute_frame_layout): Likewise.
2208 (ix86_finalize_stack_realign_flags): Likewise.
2209 (ix86_expand_epilogue): Likewise.
2210 * config/rs6000/rs6000.c (rs6000_stack_info): Likewise.
2211 * config/h8300/h8300.c (byte_reg): Likewise.
2212 * config/c6x/c6x.c (must_reload_pic_reg_p): Likewise.
2213 (c6x_save_reg): Likewise.
2214 (c6x_compute_frame_layout): Likewise.
2215 * config/pa/pa.c (pa_compute_frame_size): Likewise.
2216 (pa_output_function_prologue): Likewise.
2217 * config/stormy16/stormy16.c (struct xstormy16_stack_layout): Likewise.
2218 * config/sparc/sparc.md (attr "leaf_function"): Likewise.
2219 * config/sparc/sparc.c (sparc_initial_elimination_offset): Likewise.
2220 (sparc_expand_prologue): Likewise.
2221 (sparc_flat_expand_prologue): Likewise.
2222 (sparc_asm_function_prologue): Likewise.
2223 (sparc_output_mi_thunk): Likewise.
2224 (sparc_frame_pointer_required): Likewise.
2225 * config/epiphany/epiphany.c (epiphany_compute_function_type):
2227 (epiphany_compute_frame_size): Likewise.
2228 * config/lm32/lm32.c (lm32_compute_frame_size): Likewise.
2229 * config/cris/cris.c (cris_md_asm_clobbers): Likewise.
2230 (cris_frame_pointer_required): Likewise.
2231 * config/tilepro/tilepro.c (emit_sp_adjust): Likewise.
2232 (tilepro_current_function_is_leaf): Likewise.
2233 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Likewise.
2234 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
2235 * config/ia64/ia64.c (find_gr_spill): Likewise.
2236 (ia64_compute_frame_size): Likewise.
2237 (ia64_can_eliminate): Likewise.
2238 (ia64_initial_elimination_offset): Likewise.
2239 * config/m68k/m68k.c (m68k_save_reg): Likewise.
2240 (m68k_expand_epilogue): Likewise.
2241 * config/rx/rx.c (rx_get_stack_layout): Likewise.
2242 * config/tilegx/tilegx.c (tilegx_current_function_is_leaf): Likewise.
2243 * config/picochip/picochip.c (picochip_can_eliminate_link_sp_save):
2245 (picochip_output_frame_debug): Likewise.
2246 * config/sh/sh.c (sh_media_register_for_return): Likewise.
2247 (sh_allocate_initial_value): Likewise.
2248 (sh_output_mi_thunk): Likewise.
2249 * config/microblaze/microblaze.c (microblaze_must_save_register):
2251 (compute_frame_size): Likewise.
2252 (microblaze_initial_elimination_offset): Likewise.
2253 (microblaze_expand_prologue): Likewise.
2254 (microblaze_expand_epilogue): Likewise.
2255 * config/frv/frv.c (frv_expand_epilogue): Likewise.
2256 (frv_frame_pointer_required): Likewise.
2257 * config/spu/spu.c (get_pic_reg): Likewise.
2258 (direct_return): Likewise.
2259 (spu_expand_prologue): Likewise.
2260 (spu_expand_epilogue): Likewise.
2261 (spu_initial_elimination_offset): Likewise.
2262 * config/mips/mips.c (mips_global_pointer): Likewise.
2263 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
2264 (mips_compute_frame_info): Likewise.
2265 * config/mep/mep.c (mep_interrupt_saved_reg): Likewise.
2266 (mep_reload_pointer): Likewise.
2267 * config/rl78/rl78.c (need_to_save): Likewise.
2268 * config/cr16/cr16.c (cr16_compute_save_regs): Likewise.
2269 * config/score/score.c (score_compute_frame_size): Likewise.
2270 (score_function_prologue): Likewise.
2271 * config/bfin/bfin.c (must_save_p): Likewise.
2272 (expand_prologue_reg_save): Likewise.
2273 (expand_epilogue_reg_restore): Likewise.
2274 (bfin_frame_pointer_required): Likewise.
2275 (n_regs_saved_by_prologue): Likewise.
2276 (add_to_reg): Likewise.
2277 (expand_interrupt_handler_prologue): Likewise.
2278 (expand_interrupt_handler_epilogue): Likewise.
2279 (bfin_expand_prologue): Likewise.
2280 * config/avr/avr.c (avr_regs_to_save): Likewise.
2281 (avr_prologue_setup_frame): Likewise.
2282 (expand_epilogue): Likewise.
2283 * config/s390/s390.c (s390_regs_ever_clobbered): Likewise.
2284 (s390_register_info): Likewise.
2285 (s390_frame_info): Likewise.
2286 (s390_init_frame_layout): Likewise.
2287 (s390_emit_prologue): Likewise.
2290 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
2292 * system.h: Poison ASM_BYTE_OP and ASM_OUTPUT_BYTE.
2293 * vmsdbgout: Do not undefine it if defined.
2294 Rename local ASM_BYTE_OP definition to VMS_ASM_BYTE_OP.
2295 * config/microblaze/microblaze/h: Do no define ASM_BYTE_OP.
2296 * config/mep/mep.h: Do not define ASM_OUTPUT_BYTE.
2298 2012-06-24 Richard Sandiford <rdsandiford@googlemail.com>
2300 * config/mips/mips.c (mips_process_sync_loop): Add missing enum cast.
2302 2012-06-23 Richard Henderson <rth@redhat.com>
2305 * config/i386/i386.c (ix86_rtx_costs): Add reasonable costs for
2306 V*QImode shifts and multiply.
2307 (ix86_expand_vecop_qihi): Support shifts.
2308 * config/i386/i386.md (any_shift): New code iterator.
2309 * config/i386/sse.md (ashlv16qi3): Merge ...
2310 (<any_shiftrt>v16qi3): ... into ...
2311 (<any_shift><VI1_AVX2>3): ... here. Use ix86_expand_vecop_qihi
2312 to support SSE and AVX.
2314 * config/i386/i386.c (ix86_expand_sse_unpack): Split operands[]
2315 parameter into src and dest.
2316 * config/i386/sse.md (vec_unpacku_hi_<V124_AVX2>): Update call.
2317 (vec_unpacks_hi_<V124_AVX2>): Likewise.
2318 (vec_unpacku_lo_<V124_AVX2>): Likewise.
2319 (vec_unpacks_lo_<V124_AVX2>): Likewise.
2320 * config/i386/i386-protos.h: Update.
2322 * config/i386/sse.md (mul<VI1_AVX2>3): Change from insn_and_split to
2323 pure expander; move expansion code ...
2324 * config/i386/i386.c (ix86_expand_vecop_qihi): ... here. New function.
2325 * config/i386/i386-protos.h: Update.
2327 2012-06-22 Edmar Wienskoski <edmar@freescale.com>
2329 * config/rs6000/rs6000.md (define_attr "type"): New type popcnt.
2330 (popcntb<mode>2): Add attribute type popcnt.
2331 (popcntd<mode>2): Ditto.
2332 * config/rs6000/power4.md (define_insn_reservation): Add type popcnt.
2333 * config/rs6000/power5.md (define_insn_reservation): Ditto.
2334 * config/rs6000/power7.md (define_insn_reservation): Ditto.
2335 * config/rs6000/476.md (define_insn_reservation): Ditto.
2336 * config/rs6000/power6.md (define_insn_reservation): New
2337 reservation for popcnt instructions.
2339 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
2341 * doc/invoke.texi: Update -mpreferred-stack-boundary=3 warning.
2343 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
2346 * doc/invoke.texi: Add a warning for -mpreferred-stack-boundary=3.
2348 * config/i386/i386.c (ix86_option_override_internal): Allow
2349 -mpreferred-stack-boundary=3 for 64-bit if SSE is disabled.
2351 * config/i386/i386.h (MIN_STACK_BOUNDARY): Set to 64 for 64-bit
2354 2012-06-22 Bill Schmidt <wschmidt@linux.ibm.com>
2356 * double-int.c (double_int_multiple_of): New function.
2357 * double-int.h (double_int_multiple_of): New decl.
2358 * tree-ssa-loop-ivopts.c (add_cost, zero_cost): Remove undefs.
2359 (mbc_entry_hash): New forward decl.
2360 (mbc_entry_eq): Likewise.
2361 (zero_cost): Change to no_cost.
2362 (mult_costs): New static var.
2363 (cost_tables_exist): Likewise.
2364 (initialize_costs): New function.
2365 (finalize_costs): Likewise.
2366 (tree_ssa_iv_optimize_init): Call initialize_costs.
2367 (add_cost): Change to add_regs_cost; distinguish costs by speed.
2368 (multiply_regs_cost): New function.
2369 (add_const_cost): Likewise.
2370 (extend_or_trunc_reg_cost): Likewise.
2371 (negate_reg_cost): Likewise.
2372 (multiply_by_cost): Change to multiply_by_const_cost; distinguish
2374 (get_address_cost): Change add_cost to add_regs_cost; change
2375 multiply_by_cost to multiply_by_const_cost.
2376 (force_expr_to_var_cost): Change zero_cost to no_cost; change
2377 add_cost to add_regs_cost; change multiply_by_cost to
2378 multiply_by_const_cost.
2379 (split_cost): Change zero_cost to no_cost.
2380 (ptr_difference_cost): Likewise.
2381 (difference_cost): Change zero_cost to no_cost; change multiply_by_cost
2382 to multiply_by_const_cost.
2383 (get_computation_cost_at): Change add_cost to add_regs_cost; change
2384 multiply_by_cost to multiply_by_const_cost.
2385 (determine_use_iv_cost_generic): Change zero_cost to no_cost.
2386 (determine_iv_cost): Change add_cost to add_regs_cost.
2387 (iv_ca_new): Change zero_cost to no_cost.
2388 (tree_ssa_iv_optimize_finalize): Call finalize_costs.
2389 * tree-ssa-address.c (most_expensive_mult_to_index): Change
2390 multiply_by_cost to multiply_by_const_cost.
2391 * tree-flow.h (multiply_by_cost): Change to multiply_by_const_cost.
2392 (add_regs_cost): New decl.
2393 (multiply_regs_cost): Likewise.
2394 (add_const_cost): Likewise.
2395 (extend_or_trunc_reg_cost): Likewise.
2396 (negate_reg_cost): Likewise.
2398 2012-06-22 Richard Guenther <rguenther@suse.de>
2400 Merge from graphite branch
2401 2011-08-10 Sebastian Pop <sebpop@gmail.com>
2403 * graphite-sese-to-poly.c (build_scop_drs): Fix memory leak.
2405 2012-01-13 Tobias Grosser <tobias@grosser.es>
2407 * tree-flow.h (parallelized_function_p): Declare.
2408 * tree-parloops.c (parallelized_function_p): Export.
2409 * graphite.c (graphite_transform_loops): Do not run graphite on
2410 already parallel functions.
2412 2012-06-22 Alan Modra <amodra@gmail.com>
2414 * config/rs6000/rs6000.c (rs6000_pre_atomic_barrier): Pass in and
2415 return mem. Convert to indirect addressing if not indirect or
2416 indexed. Adjust all callers.
2418 2012-06-22 Richard Guenther <rguenther@suse.de>
2420 * gcov-iov.c: Include bconfig.h and system.h.
2422 2012-06-22 Andreas Schwab <schwab@linux-m68k.org>
2424 * doc/include/texinfo.tex: Update to version 2012-06-05.14.
2426 2012-06-22 Richard Guenther <rguenther@suse.de>
2428 PR gcov-profile/53744
2429 * gcov-iov.c (main): Treat "" and "prerelease" the same.
2431 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
2434 * dwarf2out.c (gen_compile_unit_die): Use DW_LANG_Fortran90 as language
2435 for GNU Fortran if in strict DWARF2 mode.
2437 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
2439 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
2440 DECL_IGNORED_P non-reg vars even if they are used.
2442 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
2446 * var-tracking.c (vt_get_canonicalize_base): New.
2447 (vt_canonicalize_addr, vt_stack_offset_p): New.
2448 (vt_canon_true_dep): New.
2449 (drop_overlapping_mem_locs): Use vt_canon_true_dep.
2450 (clobber_overlaping_mems): Use vt_canonicalize_addr.
2452 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
2456 * var-tracking.c (vt_initialize): Record initial offset between
2457 arg pointer and stack pointer.
2459 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
2463 * var-tracking.c (vt_init_cfa_base): Drop redundant recording of
2466 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
2470 * alias.c (memrefs_conflict_p): Improve handling of AND for alignment.
2472 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
2474 * ddg.c (build_intra_loop_deps): Discard deps of nondebug on debug.
2476 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
2479 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
2481 2012-06-21 Meador Inge <meadori@codesourcery.com>
2484 * c-decl.c (c_push_function_context): Restore the behavior to reuse
2485 the language function allocated for -Wunused-local-typedefs.
2486 (c_pop_function_context): If necessary, clear the language function
2487 created in c_push_function_context. Always clear out the
2488 x_cur_stmt_list field of the restored language function.
2490 2012-06-21 Sterling Augustine <saugustine@google.com>
2491 Cary Coutant <ccoutant@google.com>
2493 * dwarf2out.c (is_cu_die, is_namespace_die, is_class_die,
2494 add_AT_pubnames, add_enumerator_pubname, want_pubnames): New functions.
2495 (comdat_type_struct): New field 'skeleton_die'.
2496 (breakout_comdat_types): Update it.
2497 (add_pubname): Rework logic. Call is_class_die, is_cu_die and
2498 is_namespace_die. Fix minor style violation. Call want_pubnames.
2499 (add_pubname_string): Call want_pubnames.
2500 (add_pubtype): Rework logic for calculating type name. Call
2501 is_namespace_die. Call want_pubnames.
2502 (output_pubnames): Move conditional logic deciding when to produce the
2503 section from dwarf2out_finish. Use new skeleton_die field.
2504 (base_type_die): Call add_pubtype.
2505 (gen_enumeration_type_die): Unconditionally call add_pubtype.
2506 (gen_subprogram_die): Adjust calls to add_pubname.
2507 (gen_namespace_die): Call add_pubname_string.
2508 (dwarf2out_finish): Call add_AT_pubnames; Move logic on when to
2509 produce pubnames and pubtypes sections to output_pubnames.
2510 * common.opt (-gpubnames): New option.
2511 * doc/invoke.texi: Document it.
2513 2012-06-21 Steven Bosscher <steven@gcc.gnu.org>
2515 * config/m32c/m32c-pragma.c: Remove unnecessary includes.
2517 2012-06-21 Michael Matz <matz@suse.de>
2520 * builtins.c (get_memory_rtx): Always build an all-aliasing MEM_REF
2523 2012-06-21 Richard Guenther <rguenther@suse.de>
2525 * tree-inline.c (estimate_num_insns): Estimate call cost for
2528 2012-06-20 Rüdiger Sonderfeld <ruediger@c-plusplus.de>
2530 * tree.h (DECL_SOURCE_COLUMN): New accessor.
2532 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
2534 * config/i386/i386.md (SINCOS): New int iterator.
2535 (sincos): New int attribute.
2536 (*<sincos>xf2_i387): Macroize insn from *{sin,cos}xf2_i387 using
2537 SINCOS int iterator.
2538 (*<sincos>_extend<mode>xf2_i387): Macroize insn from
2539 *{sin,cos}_extend<mode>xf2_i387 using SINCOS int iterator.
2541 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
2543 * config/i386/i386.md (RDFSGSBASE): New int iterator.
2544 (WRFSGSBASE): Ditto.
2545 (fsgs): New int attribute.
2546 (rd<fsgs>base<mode>): Macroize insn from rd<fsgs>base<mode> using
2547 RDFSGSBASE int iterator.
2548 (wr<fsgs>base<mode>): Macroize insn from wr<fsgs>base<mode> using
2549 WRFSGSBASE int iterator.
2551 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
2553 * config/i386/i386.md (<rounding_insn><mode>2): Macroize expander
2554 from {floor,ceil,btrunc}<mode>2 using FIST_ROUNDING int iterator.
2555 (l<rounding_insn><MODEF:mode><SWI48:mode>2): Macroize expander
2556 from l{floor,ceil}<MODEF:mode><SWI48:mode>2 using FIST_ROUNDING
2559 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
2561 * system.h: Poison ASM_OUTPUT_IDENT and IDENT_ASM_OP.
2563 2012-06-20 Richard Guenther <rguenther@suse.de>
2565 PR tree-optimization/30318
2566 * tree-vrp.c (range_int_cst_p): Do not reject overflowed
2568 (range_int_cst_singleton_p): But explicitely here.
2569 (zero_nonzero_bits_from_vr): And here.
2570 (extract_range_from_binary_expr_1): Re-implement PLUS_EXPR
2571 to cover all cases we can perform arbitrary precision
2572 arithmetic with double-ints.
2573 (intersect_ranges): Handle adjacent anti-ranges.
2575 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
2577 * config/i386/i386.md (rounding_insn): New int attribute.
2578 (<rounding_insn>xf2): Macroize insn from
2579 {floor,ceil,btrunc}xf2 using FRNDINT_ROUNDING int iterator.
2580 (l<rounding_insn>xf<mode>2): Rename from l<rounding>xf<mode>2.
2582 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
2584 * config/i386/i386.md (IEEE_MAXMIN): New int iterator.
2585 (ieee_maxmin): New int attribute.
2586 (*ieee_s<ieee_maxmin><mode>3): Macroize insn from
2587 *ieee_s{max,min}<mode>3 using IEEE_MAXMIN int iterator.
2589 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
2591 * config/arm/arm.h (EMIT_EABI_ATTRIBUTE): Remove.
2592 * config/arm/arm.c: Do not include c-pragma.h.
2593 (arm_emit_eabi_attribute): New function based on EMIT_EABI_ATTRIBUTE.
2594 (arm_file_start): Replace uses of EMIT_EABI_ATTRIBUTE with calls
2595 to arm_emit_eabi_attribute.
2596 * arm-c.c: Do not include output.h.
2597 (arm_output_c_attributes): Replace use of EMIT_EABI_ATTRIBUTE with a
2598 call to arm_emit_eabi_attribute.
2599 * config/arm/arm-protos.h (arm_emit_eabi_attribute): Prototype it.
2601 2012-06-20 Richard Guenther <rguenther@suse.de>
2603 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p):
2604 Allow adjusting alignment of user-aligned decls again.
2606 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
2608 * config/rl78/rl78-c.c: Remove unnecessary includes.
2610 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
2612 * config/cris/cris.c: Include cgraph.h.
2613 (cris_option_override): Do not set non-existing flag_no_gcc_ident.
2615 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
2617 * emit-rtl.c (need_atomic_barrier_p): New function.
2618 * emit-rtl.h (need_atomic_barrier_p): Declare it.
2619 * config/alpha/alpha.c (alpha_{pre,post}_atomic_barrier): Use it.
2620 * config/arm/arm.c (arm_{pre,post}_atomic_barrier): Use it.
2621 * config/tilegx/tilegx.c (tile_{pre,post}_atomic_barrier): Use it.
2622 * config/mips/mips.c (mips_{pre,post}_atomic_barrier_p): Remove.
2623 (mips_process_sync_loop): Use generic version instead.
2625 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
2627 * config/mips/mips.c (mips_process_sync_loop): Emit cmp result only if
2630 2012-06-19 Tom de Vries <vries@codesourcery.com>
2631 Maxim Kuvyrkov <maxim@codesourcery.com>
2633 * config/mips/constraints.md (ZR): New constraint.
2634 * config/mips/predicates.md (mem_noofs_operand): New predicate.
2635 * config/mips/mips.c (mips_print_operand): Handle new print modifier.
2636 * config/mips/mips.h (TARGET_XLP): Define.
2637 (TARGET_SYNC_AFTER_SC): Update.
2638 (ISA_HAS_SWAP, ISA_HAS_LDADD): Define.
2639 * config/mips/sync.md (atomic_exchange, atomic_fetch_add): Use
2640 XLP-specific swap and ldadd patterns.
2641 (atomic_exchange_swap, atomic_fetch_add_ldadd): New patterns.
2643 2012-06-19 Tom de Vries <vries@codesourcery.com>
2644 Maxim Kuvyrkov <maxim@codesourcery.com>
2646 * config/mips/mips.c (mips_emit_pre_atomic_barrier_p,)
2647 (mips_emit_post_atomic_barrier_p): New static functions.
2648 (mips_process_sync_loop): Use them. Emit sync memory barriers in
2649 accordance with memory model semantics. Add return of CMP result for
2651 * config/mips/mips.md: Update comment.
2652 (sync_cmp): New attribute.
2653 (sync_memmodel): New attribute replacing sync_release_barrier.
2654 * config/mips/sync.md (UNSPEC_ATOMIC_COMPARE_AND_SWAP,)
2655 (UNSPEC_ATOMIC_EXCHANGE, UNSPEC_ATOMIC_FETCH_OP): New constants.
2656 (sync_lock_test_and_set, test_and_set_12): Update.
2657 (atomic_compare_and_swap, atomic_exchange, atomic_exchange_llsc,)
2658 (atomic_fetch_add, atomic_fetch_add_llsc): New patterns.
2660 2012-06-19 Joseph Myers <joseph@codesourcery.com>
2662 * config/rs6000/spe.md (*mov_si<mode>_e500_subreg0): Rename to
2663 mov_si<mode>_e500_subreg0.
2664 (*mov_si<mode>_e500_subreg0_elf_low)
2665 (*mov_si<mode>_e500_subreg4_elf_low): New patterns.
2667 2012-06-19 Richard Henderson <rth@redhat.com>
2669 * config/alpha/alpha.c: Include params.h.
2670 (alpha_option_override): Initialize PARAM_L1_CACHE_LINE_SIZE,
2671 PARAM_L1_CACHE_SIZE, PARAM_L2_CACHE_SIZE for the cpu tuning.
2673 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
2675 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
2676 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
2677 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
2679 * doc/tm.texi: Regenerate.
2680 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
2682 * config/darwin-c.c: Include target.h.
2683 (darwin_objc_declare_unresolved_class_reference): New function.
2684 (darwin_objc_declare_class_definition): New function.
2685 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
2686 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
2688 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
2690 * target.def (output_ident): New hook.
2691 * targhooks.h (default_asm_output_ident_directive): Add prototype.
2692 * varasm.c (assemble_asm): Only prefix a tab if the string does not
2693 already start with one.
2694 (default_asm_output_ident_directive): New function to emit
2695 .ident as a top-level asm node while parsing, or directly to
2696 asm_out_file after parsing.
2697 * toplev.c (compile_file): Print a GCC .ident with
2698 targetm.asm_out.output_ident.
2699 * doc/tm.texi.in (ASM_OUTPUT_IDENT): Remove documentation for macro.
2700 (TARGET_ASM_OUTPUT_IDENT): Add @hook for this.
2701 * doc/tm.texi: Update.
2703 * config/elfos.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
2704 (TARGET_ASM_OUTPUT_IDENT): Define.
2705 * config/i386/djgpp.h (IDENT_ASM_OP): Remove.
2706 * config/i386/gas.h (ASM_OUTPUT_IDENT): Remove.
2707 * config/arm/aout.h (ASM_OUTPUT_IDENT): Remove.
2708 * config/sparc/sparc.h (IDENT_ASM_OP): Remove.
2709 (TARGET_ASM_OUTPUT_IDENT): Define.
2710 * config/picochip/picochip.h (IDENT_ASM_OP): Remove.
2711 (TARGET_ASM_OUTPUT_IDENT): Define.
2713 * config/cris/cris-protos.h (cris_asm_output_ident): Add prototype.
2714 * config/cris/cris.c (cris_asm_output_ident): New function.
2715 * config/cris/cris.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
2717 * config/microblaze/microblaze-protos.h (microblaze_asm_output_ident):
2719 * config/microblaze/microblaze.c: Include cgraph.h for add_asm_node.
2720 (microblaze_asm_output_ident): Rewrite to work similar to
2721 default_asm_output_ident_directive for front-end .idents.
2722 * config/microblaze/microblaze.h (ASM_OUTPUT_IDENT): Remove.
2723 (TARGET_ASM_OUTPUT_IDENT): Define.
2725 * config/mips/mips.h (ASM_OUTPUT_IDENT): Remove.
2726 * config/mips/sde.h (IDENT_ASM_OP, ASM_OUTPUT_IDENT): Remove.
2728 * config/rx/rx.c: Include cgraph.h for add_asm_node.
2729 (rx_asm_output_ident): New function, similar to
2730 default_asm_output_ident_directive, but handle AS100 syntax also, so
2731 that #ident also works for rx in AS100 syntax.
2732 (TARGET_ASM_OUTPUT_IDENT): Define.
2733 * config/rx/rx.h (IDENT_ASM_OP): Remove.
2735 * Makefile.in: Fix dependencies for c-family/c-lex.o.
2737 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
2739 * config/i386/i386.md (FIST_ROUNDING): New int iterator.
2740 (rounding): Handle UNSPEC_FIST_{FLOOR,CEIL}.
2742 (*fist<mode>2_<rounding>_1): Macroize insn from
2743 *fist<mode>2_{floor,ceil}_1 using FIST_ROUNDING int iterator.
2744 (fistdi2_<rounding>): Macroize insn from
2745 fistdi2_{floor,ceil} using FIST_ROUNDING int iterator.
2746 (fistdi2_<rounding>_with_temp and splitters): Macroize insn and
2747 corresponding splitters from fistdi2_{floor,ceil} and corresponding
2748 splitters using FIST_ROUNDING int iterator.
2749 (fist<mode>2_<rounding>): Macroize insn from
2750 fist<mode>2_{floor,ceil} using FIST_ROUNDING int iterator.
2751 (fist<mode>2_<rounding>_with_temp and splitters): Macroize insn and
2752 corresponding splitters from fist<mode>2_{floor,ceil} and corresponding
2753 splitters using FIST_ROUNDING int iterator.
2754 (l<rounding>xf<mode>2): Macroize expander from l{floor,ceil}xf<mode>2
2755 using FIST_ROUNDING int iterator.
2757 2012-06-19 Richard Henderson <rth@redhat.com>
2759 * config/i386/i386-protos.h (ix86_expand_sse2_mulv4si3): Declare.
2760 * config/i386/i386.c (ix86_expand_sse2_mulv4si3): New.
2761 * config/i386/predicates.md (nonimmediate_or_const_vector_operand): New.
2762 * config/i386/sse.md (sse2_mulv4si3): Delete.
2763 (mul<VI4_AVX2>3): Use ix86_expand_sse2_mulv4si3 and
2764 nonimmediate_or_const_vector_operand.
2766 2012-06-19 Richard Henderson <rth@redhat.com>
2768 * expmed.c (struct init_expmed_rtl): Split ...
2769 (init_expmed_one_mode): ... out of ...
2770 (init_expmed): ... here. Initialize integer vector modes also.
2771 (synth_mult): Handle integer vector modes.
2772 (choose_mult_variant): Likewise.
2773 (expand_mult_const): Likewise.
2774 (expand_mult): Likewise.
2775 * machmode.h (GET_MODE_UNIT_BITSIZE): New.
2777 2012-06-19 Richard Henderson <rth@redhat.com>
2779 * config/i386/i386.c (ix86_rtx_costs): Handle CONST_VECTOR, and
2780 integral vector modes.
2782 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
2784 * config/i386/i386.md (FRNDINT_ROUNDING): New int iterator.
2785 (rounding): New int attribute.
2787 (frndintxf2_<rounding>): Macroize insn from
2788 frndintxf2_{floor,ceil,trunc} using FRNDINT_ROUNDING int iterator.
2789 (frndintxf2_<rounding>_i387): Macroize insn from
2790 frndintxf2_{floor,ceil,trunc}_i387 using FRNDINT_ROUNDING int iterator.
2792 2012-06-19 Richard Guenther <rguenther@suse.de>
2794 * tree-vrp.c (union_ranges): New function.
2795 (vrp_meet_1): Use union_ranges.
2796 (vrp_meet): Dump what we union and call vrp_meet_1.
2798 2012-06-19 Richard Earnshaw <rearnsha@arm.com>
2800 * arm.md (enum unspec): Delete UNSPEC_SIN and UNSPEC_COS.
2801 (attr type): Remove fmul, ffmul, farith, ffarith, float_em
2802 f_fpa_load, f_fpa_store, f_mem_r, r_mem_f.
2803 (attr write_conflict, attr core_cycles): Update.
2804 * arm-generic.md (r_mem_f_wbuf): Delete reservation.
2806 2012-06-19 Richard Guenther <rguenther@suse.de>
2808 * tree-vrp.c (intersect_ranges): Handle more cases.
2809 (vrp_intersect_ranges): Dump what we intersect and call ...
2810 (vrp_intersect_ranges_1): ... this.
2812 2012-06-19 Richard Guenther <rguenther@suse.de>
2814 PR tree-optimization/53708
2815 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
2816 user-supplied alignment and alignment of decls with the used
2819 2012-06-18 Lawrence Crowl <crowl@google.com>
2821 * timevar.def (TV_PHASE_GENERATE): Rename to TV_PHASE_LATE_ASM.
2822 (TV_PHASE_CGRAPH): Rename to TV_PHASE_OPT_GEN.
2823 (TV_PHASE_STREAM_IN): New.
2824 (TV_PHASE_STREAM_OUT): New.
2825 * timevar.c (validate_phases): New.
2826 (timevar_print): Call validate_phases.
2827 * c-decl.c (c_write_global_declarations): Rename use of TV_PHASE_CGRAPH
2828 to TV_PHASE_OPT_GEN.
2829 * langhooks.c (write_global_declarations): Rename use of
2830 TV_PHASE_CGRAPH to TV_PHASE_OPT_GEN. Use TV_PHASE_DBGINFO instead of
2831 TV_PHASE_CHECK_DBGINFO.
2832 * toplev.c (compile_file): Rename use of TV_PHASE_GENERATE to
2833 TV_PHASE_LATE_ASM. Move start of TV_PHASE_LATE_ASM to after call to
2834 lang_hooks.decls.final_write_globals.
2836 2012-06-18 David Edelshn <dje.gcc@gmail.com>
2838 * config/rs6000/aix52.h (TARGET_EXTRA_BUILTINS): Define as 0.
2840 2012-06-18 Uros Bizjak <ubizjak@gmail.com>
2843 * config/i386/sse.md (*sse4_2_pcmpestr_unaligned): New.
2844 (*sse4_2_pcmpistr_unaligned): New.
2846 2012-06-18 Ian Bolton <ian.bolton@arm.com>
2847 Sameera Deshpande <sameera.deshpande@arm.com>
2848 Greta Yorsh <greta.yorsh@arm.com>
2850 * config/arm/arm-protos.h (arm_output_epilogue): Remove.
2851 * config/arm/arm.c (print_multi_reg): Remove.
2852 (vfp_output_fldmd): Likewise.
2853 (arm_output_epilogue): Likewise.
2854 * config/arm/arm.md (epilogue_insns): Update condition and code.
2856 2012-06-18 Ian Bolton <ian.bolton@arm.com>
2857 Sameera Deshpande <sameera.deshpande@arm.com>
2858 Greta Yorsh <greta.yorsh@arm.com>
2860 * config/arm/arm-protos.h (thumb2_expand_return): New declaration.
2861 * config/arm/arm.c (thumb2_expand_return): New function.
2862 * config/arm/arm.md (return): Update condition and code.
2864 2012-06-18 Ian Bolton <ian.bolton@arm.com>
2865 Sameera Deshpande <sameera.deshpande@arm.com>
2866 Greta Yorsh <greta.yorsh@arm.com>
2868 * config/arm/arm-protos.h (output_return_instruction): New parameter
2869 and int to bool change of parameter types.
2870 * config/arm/arm.c (output_return_instruction): Likewise.
2871 * config/arm/arm.md (arm_simple_return): New pattern.
2872 (arm_return, cond_return, cond_return_inverted): Add new arguments.
2873 * config/arm/thumb2.md (thumb2_return): Update condition and code.
2875 2012-06-18 Ian Bolton <ian.bolton@arm.com>
2876 Sameera Deshpande <sameera.deshpande@arm.com>
2877 Greta Yorsh <greta.yorsh@arm.com>
2879 * config/arm/arm-protos.h (arm_expand_epilogue): New declaration.
2880 * config/arm/arm.c (arm_expand_epilogue): New function.
2881 * config/arm/arm.md (epilogue): Update condition and code.
2882 (sibcall_epilogue): Likewise.
2884 2012-06-18 Ian Bolton <ian.bolton@arm.com>
2885 Sameera Deshpande <sameera.deshpande@arm.com>
2886 Greta Yorsh <greta.yorsh@arm.com>
2888 * config/arm/arm.c (arm_expand_epilogue_apcs_frame): New function.
2889 * config/arm/arm.md (arm_addsi3) Add an alternative.
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.md (vfp_pop_multiple_with_writeback) New define_insn.
2896 * config/arm/predicates.md (pop_multiple_fp) New special predicate.
2897 * config/arm/arm.c (arm_emit_vfp_multi_reg_pop): New function.
2899 2012-06-18 Ian Bolton <ian.bolton@arm.com>
2900 Sameera Deshpande <sameera.deshpande@arm.com>
2901 Greta Yorsh <greta.yorsh@arm.com>
2903 * config/arm/arm.md (load_multiple_with_writeback) New define_insn.
2904 (load_multiple, pop_multiple_with_writeback_and_return) Likewise.
2905 (pop_multiple_with_return, ldr_with_return) Likewise.
2906 * config/arm/predicates.md (pop_multiple_return) New special predicate.
2907 * config/arm/arm-protos.h (arm_output_multireg_pop) New declaration.
2908 * config/arm/arm.c (arm_output_multireg_pop) New function.
2909 (arm_emit_multi_reg_pop): New function.
2911 2012-06-18 Greta Yorsh <Greta.Yorsh@arm.com>
2913 * config/arm/arm.c (ldm_stm_operation_p): Require SP
2914 as base register for loads if SP is in the register list.
2916 2012-06-18 Richard Guenther <rguenther@suse.de>
2918 PR tree-optimization/53693
2919 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
2920 Reject operands with more than one use.
2922 2012-06-18 Bill Schmidt <wschmidt@linux.ibm.com>
2924 PR tree-optimization/53703
2925 * tree-ssa-phiopt.c (hoist_adjacent_loads): Skip virtual phis;
2926 correctly set bb_for_def[12].
2928 2012-06-18 Steven Bosscher <steven@gcc.gnu.org>
2930 * config/vax/vax.h (VMS_TARGET): Remove.
2932 2012-06-18 Richard Guenther <rguenther@suse.de>
2934 * tree-vrp.c (extract_range_from_assert): Split out range
2936 (intersect_ranges): New function.
2937 (vrp_intersect_ranges): Likewise.
2939 2012-06-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2941 * config/s390/s390.c (s390_gimplify_va_arg): Revert change from
2944 2012-06-18 Tejas Belagod <tejas.belagod@arm.com>
2946 * doc/md.texi: Document int iterators.
2947 * read-rtl.c (ints): New iterator group.
2948 (find_int): Int iterator group callback.
2949 (apply_int_iterator): Likewise.
2950 (apply_iterators): Traverse int iterator table and add all the used
2952 (initialize_iterators): Initialize data structures and callbacks for
2954 (read_rtx): Parse and read mappings for int iterators.
2955 (read_rtx_code): Record int iterator usage.
2957 2012-06-18 Richard Sandiford <rdsandiford@googlemail.com>
2960 * expr.c (expand_expr_addr_expr_1): Convert to tmode before
2961 performing an addition.
2963 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
2965 * output.h (split_double): Move prototype to rtl.h.
2966 (constructor_static_from_elts_p): Move prototype to tree.c.
2967 * rtl.h (split_double): Moved here from output.h.
2968 * tree.h (constructor_static_from_elts_p): Moved here from output.h.
2969 * final.c (split_double): Move from here ...
2970 * rtlanal.c (split_double): ... to here.
2971 * expr.c: Do not include output.h.
2973 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
2975 * cfglayout.h: Remove.
2976 * cfglayout.c: Remove.
2977 * function.h (struct function): Remove x_last_location field.
2978 * function.c: Do not include cfglayout.h.
2979 (expand_function_start): Do not call no-op force_next_line_note.
2980 (expand_function_end): Likewise.
2981 * cfgrtl.c: Do not include cfglayout.h. Include gt-cfgrtl.h.
2982 (unlink_insn_chain): Moved here from cfglayout.c.
2983 (skip_insns_after_block, label_for_bb, record_effective_endpoints,
2984 into_cfg_layout_mode, outof_cfg_layout_mode,
2985 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode,
2986 relink_block_chain, fixup_reorder_chain, verify_insn_chain,
2987 fixup_fallthru_exit_predecessor, force_one_exit_fallthru,
2988 cfg_layout_can_duplicate_bb_p, duplicate_insn_chain,
2989 cfg_layout_duplicate_bb, cfg_layout_initialize, break_superblocks,
2990 cfg_layout_finalize): Likewise.
2991 (rtl_can_remove_branch_p): Likewise.
2992 * rtl.h (insn_scope): Move prototype from cfglayout.h here.
2993 (duplicate_insn_chain): Likewise.
2994 (force_next_line_note): Remove prototype.
2995 * emit-rtl.c: Do not include tree-flow.h, egad. Include vecprim.h.
2996 (last_location): Remove #define to emit.x_last_location.
2997 (force_next_line_note): Remove no-op function.
2998 (init_emit): Don't set x_last_location.
2999 (block_locators_locs, block_locators_blocks, locations_locators_locs,
3000 locations_locators_vals, prologue_locator, epilogue_locator,
3001 curr_location, last_location, curr_block, last_block, curr_rtl_loc):
3002 Move POD to here from cfglayout.c.
3003 (insn_locators_alloc, insn_locators_finalize, insn_locators_free,
3004 set_curr_insn_source_location, get_curr_insn_source_location,
3005 set_curr_insn_block, get_curr_insn_block, curr_insn_locator,
3006 locator_scope, insn_scope, locator_location, locator_line, insn_line,
3007 locator_file, insn_file, locator_eq): Move to here from cfglayout.c.
3008 * cfghooks.h: Remove double-include protection.
3009 (can_copy_bbs_p, copy_bbs): Move prototypes from cfglayout.h to here.
3010 * cfghooks.c (can_copy_bbs_p, copy_bbs): Move to here from cfglayout.c.
3011 * final.c: Do not include cfglayout.h.
3012 (choose_inner_scope, change_scope): Move to here from cfglayout.c.
3013 (reemit_insn_block_notes): Likewise. Make static.
3014 * tree-flow.h (tree_could_trap_p, operation_could_trap_helper_p,
3015 operation_could_trap_p, tree_could_throw_p): Move from here...
3016 * tree.h: ... to here.
3017 * gengtype.c (open_base_files): Remove cfglayout.h from the list.
3018 * profile.c: Do not include cfghooks.h.
3019 * cfgloopmanip.c: Do not include cfglayout.h and cfghooks.h.
3020 * modulo-sched.c: Likewise.
3021 * loop-unswitch.c: Do not include cfglayout.h.
3022 * sched-ebb.c: Likewise.
3023 * tracer.c: Likewise.
3025 * tree-vect-loop-manip.c: Likewise.
3026 * loop-init.c: Likewise.
3027 * dwarf2out.c: Likewise.
3028 * hw-doloop.c: Likewise.
3029 * loop-unroll.c: Likewise.
3030 * cfgcleanup.c: Likewise.
3031 * bb-reorder.c: Likewise.
3032 * sched-rgn.c: Likewise.
3033 * tree-cfg.c: Likewise.
3034 * config/alpha/alpha.c: Likewise.
3035 * config/spu/spu.c: Likewise.
3036 * config/sparc/sparc.c: Likewise.
3037 * config/sh/sh.c: Likewise.
3038 * config/c6x/c6x.c: Likewise.
3039 * config/ia64/ia64.c: Likewise.
3040 * config/rs6000/rs6000.c: Likewise.
3041 * config/score/score.c: Likewise.
3042 * config/mips/mips.c: Likewise.
3043 * config/bfin/bfin.c: Likewise.
3044 * Makefile.in (CFGAYOUT_H): Remove, and fixup users.
3045 * config/rs6000/t-rs6000 (rs6000.o): Do not depend on cfglayout.h.
3046 * config/spu/t-spu-elf (spu.o: $): Likewise.
3047 * config/sparc/t-sparc (sparc.o): Do not depend on CFGLAYOUT_H.
3049 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
3051 * cfgloop.h: Do not include rtl.h.
3052 (enum iv_extend_code): New.
3053 (struct rtx_iv): Use iv_extend_code instead of rtx_code.
3054 * Makefile.in (CFGLOOP_H): Do not depend on RTL_H.
3055 * loop-iv.c (iv_extend_to_rtx_code): New function to translate
3056 an IV_EXTEND_CODE to an RTX_CODE.
3057 (dump_iv_info): Update for rtx_iv field type change.
3058 (iv_constant): Likewise.
3059 (iv_subreg): Likewise.
3060 (iv_extend): Likewise.
3063 (iv_mult): Likewise.
3064 (iv_shift): Likewise.
3065 (get_biv_step_1): Likewise.
3066 (get_biv_step): Likewise.
3067 (iv_analyze_biv): Likewise.
3068 (get_iv_value): Likewise.
3069 (shorten_into_mode): Likewise.
3070 (canonicalize_iv_subregs): Likewise.
3071 * sese.c (sese_build_liveouts): Use MAY_HAVE_DEBUG_STMTS instead
3072 of MAY_HAVE_DEBUG_INSNS.
3073 * tree-ssa-loop-ivopts.c: Include recog.h after expr.h.
3074 * tree-ssa-loop-prefetch.c: Likewise.
3076 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
3078 * expmed.c (ceil_log2): Move from here...
3079 * hwint.c: ... to here for older GCCs...
3080 * hwint.h: ... and here for newer GCCs.
3081 * rtl.h (ceil_log2): Remove prototype.
3083 * tree-phinodes.c: Do not include rtl.h.
3084 * Makefile.in (tree-phinodes.o): Do not depend on RTL_H.
3086 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
3088 * config/cris/cris.h (TARGET_ELF): Remove.
3089 (FORCE_EH_FRAME_INFO_IN_DATA_SECTION): Remove.
3090 (CRIS_ASM_OUTPUT_ALIGNED_DECL_COMMON): Simpify using TARGET_ELF==1.
3091 (LOCAL_LABEL_PREFIX): Likewise.
3092 * config/cris/cris.c (cris_target_asm_named_section): Remove.
3093 (cris_option_override): Simpify using TARGET_ELF==1.
3094 (cris_file_start): Likewise.
3095 * config/cris/cris-protos.h (cris_target_asm_named_section): Remove.
3097 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3099 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
3101 2012-06-16 Eric Botcazou <ebotcazou@adacore.com>
3104 * tree-inline.c (initialize_cfun): Copy can_delete_dead_exceptions.
3106 2012-06-15 Easwaran Raman <eraman@google.com>
3108 * passes.c (init_optimization_passes): Remove pass_call_cdce
3109 from its current position and insert after pass_dce.
3111 2012-06-15 Walter Lee <walt@tilera.com>
3113 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
3115 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
3117 * arm.c (note_invalid_constants): Don't return a result.
3118 (arm_memory_load_p): Delete function.
3119 (arm_const_double_rtx): Delete iterator variable i;
3120 (fp_immediate_constant): Likewise.
3121 (fp_const_from_val): Likewise.
3123 * arm.c (arm_init_iwmmxt_builtins): Delete void_ftype_void.
3125 2012-06-15 Marc Glisse <marc.glisse@inria.fr>
3128 * c-typeck.c (c_build_vec_perm_expr): Move to c-family/c-common.c.
3129 * c-tree.h (c_build_vec_perm_expr): Move to c-family/c-common.h.
3131 2012-06-15 Georg-Johann Lay <avr@gjlay.de>
3133 * config/avr/avr.c (avr_default_expand_builtin): New function.
3134 (avr_expand_builtin): Use it.
3135 (avr_expand_unop_builtin): Remove.
3136 (avr_expand_binop_builtin): Remove.
3137 (avr_expand_triop_builtin): Remove.
3139 2012-06-15 Michael Matz <matz@suse.de>
3142 * cfgexpand.c (add_alias_set_conflicts): Remove.
3143 (expand_used_vars): Don't call it.
3144 (aggregate_contains_union_type): Remove.
3145 * function.c (n_temp_slots_in_use): New static data.
3146 (make_slot_available, assign_stack_temp_for_type): Update it.
3147 (init_temp_slots): Zero it.
3148 (remove_unused_temp_slot_addresses): Use it for quicker removal.
3149 (remove_unused_temp_slot_addresses_1): Use htab_clear_slot.
3151 2012-06-15 Michael Matz <matz@suse.de>
3153 * gimplify.c (gimplify_compound_literal_expr): Take gimple_test_f
3154 argument, don't emit assign statement if value is directly usable.
3155 (gimplify_expr): Adjust.
3157 2012-06-15 Michael Matz <matz@suse.de>
3159 * gimplify.c (gimplify_modify_expr): Fold generated statements.
3160 * gimple-fold.c (can_refer_decl_in_current_unit_p): Check flag_ltrans.
3162 2012-06-15 Richard Guenther <rguenther@suse.de>
3164 * tree-vrp.c (set_and_canonicalize_value_range): Use canonical
3165 predicates to set VR_UNDEFINED and VR_VARYING. Drop a case
3166 we assert for in set_value_range to VR_VARYING.
3168 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
3170 * arm.md (addsf3, adddf3): Use s_register_operand.
3171 (subsf3, subdf3): Likewise.
3172 (mulsf3, muldf3): Likewise.
3173 (difsf3, divdf3): Likewise.
3174 (movsfcc, movdfcc): Likewise.
3175 * predicates.md (f_register_operand): Delete.
3176 (arm_float_rhs_operand): Delete.
3177 (arm_float_add_operand): Delete.
3178 (arm_float_compare_operand): Use s_register_operand when
3180 (cirrus_register_operand): Delete.
3181 (cirrus_fp_register): Delete.
3182 (cirrus_shift_const): Delete.
3183 (cmpdi_operand): Remove Maverick support.
3184 * constraints.md (f, v, H): Delete constraints.
3185 (G): Update documentation.
3186 * arm.c (fp_consts_inited): Convert to bool.
3187 (strings_fp): Delete.
3188 (values_fp): Delete.
3189 (value_fp0): New variable.
3190 (init_fp_table): Simplify logic.
3191 (arm_const_double_rtx): Likewise.
3192 (fp_immediate_constant): Likewise.
3193 (fp_const_from_val): Likewise.
3194 (neg_const_double_rtx_ok_for_fpa): Delete.
3195 * doc/md.texi (ARM constraints): Update documentation.
3197 2012-06-15 Ulrich Weigand <ulrich.weigand@linaro.org>
3199 PR tree-optimization/53636
3200 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Verify
3201 stride when doing basic-block vectorization.
3203 2012-06-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3205 * tree-vect-generic.c (lower_vec_perm): Propagate vector constants
3208 2012-06-15 Jakub Jelinek <jakub@redhat.com>
3210 * tree-vect-patterns.c (vect_pattern_recog): Don't unnecessarily
3211 allocate and free bbs array for the SLP case.
3213 PR tree-optimization/51581
3214 * expr.h (choose_multiplier): New prototype.
3215 * expmed.c (choose_multiplier): No longer static.
3216 Change multiplier_ptr from rtx * to UHWI *.
3217 (expand_divmod): Adjust callers.
3218 * tree-vect-patterns.c (vect_recog_sdivmod_pow2_pattern): Renamed to...
3219 (vect_recog_divmod_pattern): ... this. Pass bb_vinfo as last
3220 argument to new_stmt_vec_info. Attempt to optimize also divisions
3221 by non-pow2 constants if integer vector division isn't supported.
3222 * tree-vect-stmts.c (vect_analyze_stmt): If node != NULL,
3223 don't look at pattern stmts and sequences.
3225 2012-06-15 Eric Botcazou <ebotcazou@adacore.com>
3228 * common.opt (-fdelete-dead-exceptions): New switch.
3229 * doc/invoke.texi (Code Gen Options): Document it.
3230 * cse.c (count_reg_usage) <CALL_INSN>: Use !insn_nothrow_p in lieu of
3231 insn_could_throw_p predicate. Do not skip an insn that could throw
3232 if dead exceptions can be deleted.
3233 (insn_live_p): Likewise, do not return true in that case.
3234 * dce.c (can_alter_cfg): New flag.
3235 (deletable_insn_p): Do not return false for an insn that can throw if
3236 the CFG can be altered and dead exceptions can be deleted.
3237 (init_dce): Set can_alter_cfg to false for fast DCE, true otherwise.
3238 * dse.c (scan_insn): Use !insn_nothrow_p in lieu of insn_could_throw_
3239 predicate. Do not preserve an insn that could throw if dead exceptions
3241 * function.h (struct function): Add can_delete_dead_exceptions flag.
3242 * function.c (allocate_struct_function): Set it.
3243 * lto-streamer-in.c (input_struct_function_base): Stream it.
3244 * lto-streamer-out.c (input_struct_function_base): Likewise.
3245 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Do not mark a
3246 statement that could throw as necessary if dead exceptions can be
3249 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3251 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
3253 2012-06-14 Oleg Endo <olegendo@gcc.gnu.org>
3256 * config/sh/sh.md: Add peephole for swapbsi2.
3257 (*swapbisi2_and_shl8, *swapbhisi2): New insns and splits.
3259 2012-06-14 Uros Bizjak <ubizjak@gmail.com>
3261 * config/i386/i386.md (*zero_extendsidi2): Remove x,x alternative.
3262 (*zero_extendsidi2_rex64): Ditto. Remove isa attribute.
3264 2012-06-14 Jakub Jelinek <jakub@redhat.com>
3267 * config/i386/i386.md (*anddi_1 into *andsi_1_zext splitter): New.
3269 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
3271 * arm.c (arm_cirrus_insn_p): Delete.
3272 (cirrus_reorg): Delete.
3273 (arm_reorg): Don't call cirrus_reorg.
3274 (arm_final_prescan_insn_p): Don't check for cirrus insns.
3275 * arm.md (define_attr "type"): Remove mav_farith and mav_dmult.
3276 (adddi3, subdi3): Remove Maverick support.
3277 (arm_adddi3): Likewise.
3278 (adddi_sesidi_di, adddi_zesidi_di): Likewise.
3279 (addsf3, adddf3): Likewise.
3280 (subsf3, subdf3): Likewise.
3281 (mulsf3, muldf3): Likewise.
3282 (ashldi3, ashrdi3, lshrdi3): Likewise.
3283 (floatsisf2, floatsidf2): Likewise.
3284 (fix_truncsfsi2, fix_truncdfsi2): Likewise.
3285 (arm_movdi, thumb1_movdi_insn): Likewise.
3286 (arm_cmpdi_insn): Likewise.
3287 (cirrus_cmpsf, cirrus_cmpdf, cirrus_cmpdi): Likewise.
3288 (cirrus.md): Don't include.
3289 * cirrus.md: Delete file.
3290 * t-arm (MD_INCLUDES): Remove cirrus.md.
3292 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
3294 * dwarf2out.c (function_possibly_abstracted_p): New static function.
3295 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
3296 cgraph_function_possibly_inlined_p.
3297 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
3298 (process_scope_var): Do not emit concrete instances of abstracted
3299 nested functions from here.
3300 (gen_decl_die): Emit the abstract instance if the function is possibly
3301 abstracted and not only possibly inlined.
3302 (dwarf2out_finish): Find the first non-abstract parent instance and
3303 attach concrete instances on the limbo list to it.
3305 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
3307 * arm.md (divsf3, divdf3): Remove FPA support.
3308 (negsf2, negdf2): Likewise.
3309 (sqrtsf2, sqrtdf2): Likewise.
3310 (movdfcc): Likewise.
3311 (modsf3, moddf3, movxf): Delete.
3312 (push_fp_multi): Delete.
3313 (fpa.md): Don't include it.
3314 * fpa.md: Delete file.
3315 * t-arm (MD_INCLUDES): Remove fpa.md.
3317 2012-06-14 Bill Schmidt <wschmidt@linux.ibm.com>
3319 * tree-vectorizer.h (vect_get_stmt_cost): Move from tree-vect-stmts.c.
3320 (cost_for_stmt): Remove decl.
3321 (vect_get_single_scalar_iteration_cost): Correct typo in name.
3322 * tree-vect-loop.c (vect_get_cost): Remove.
3323 (vect_get_single_scalar_iteration_cost): Correct typo in name; use
3324 vect_get_stmt_cost rather than vect_get_cost.
3325 (vect_get_known_peeling_cost): Use vect_get_stmt_cost rather than
3327 (vect_estimate_min_profitable_iters): Correct typo in call to
3328 vect_get_single_scalar_iteration_cost; use vect_get_stmt_cost rather
3330 (vect_model_reduction_cost): Use vect_get_stmt_cost rather than
3332 (vect_model_induction_cost): Likewise.
3333 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Correct
3334 typo in call to vect_get_single_scalar_iteration_cost.
3335 * tree-vect-stmts.c (vect_get_stmt_cost): Move to tree-vectorizer.h.
3336 (cost_for_stmt): Remove unnecessary function.
3337 * Makefile.in (TREE_VECTORIZER_H): Update dependencies.
3339 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
3341 * arm.opt (mfp=2, mfp=3, mfpe, mfpe=2, mfpe=3): Delete options.
3342 * arm-fpus.def (fpa, fpe2, fpe3, maverick): Delete FPU types.
3343 * arm-tables.opt: Regenerated.
3344 * doc/invoke.texi: Remove references to deleted options.
3346 2012-06-14 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
3348 * config/h8300/genmova.sh: Modified to add offset bits of
3349 mova/Sz assembly instruction for memory access.
3350 * config/h8300/h8300.c: Likewise.
3351 * config/h8300/mova.md: Likewise.
3353 2012-06-12 Christian Bruel <christian.bruel@st.com>
3356 * config/sh/sh.c (sh_option_override): Don't force
3357 flag_omit_frame_pointer and maccumulate_outgoing_args.
3358 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
3360 2012-06-14 Richard Guenther <rguenther@suse.de>
3362 * tree-vrp.c (VR_INITIALIZER): New define.
3363 (ranges_from_anti_range): New function.
3364 (extract_range_from_binary_expr_1): Decompose operations on
3365 VR_ANTI_RANGEs to operations on VR_RANGE.
3366 (extract_range_from_unary_expr_1): Likewise.
3367 (extract_range_from_binary_expr_1, extract_range_from_binary_expr,
3368 extract_range_from_unary_expr_1, extract_range_from_unary_expr,
3369 extract_range_from_cond_expr, adjust_range_with_scev,
3370 vrp_visit_assignment_or_call, vrp_visit_phi_node,
3371 simplify_bit_ops_using_ranges): Use VR_INITIALIZER.
3373 2012-06-13 Richard Henderson <rth@redhat.com>
3375 * hwint.h (HOST_WIDEST_INT_C): New.
3376 (HOST_WIDE_INT_C): New.
3377 (HOST_WIDE_INT_1): Use it.
3378 * config/alpha/alpha.c (alpha_trampoline_init): Use it.
3380 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
3383 * var-tracking.c: Include alias.h.
3384 (overlapping_mems): New struct.
3385 (drop_overlapping_mem_locs): New.
3386 (clobber_overlapping_mems): New.
3387 (var_mem_delete_and_set, var_mem_delete): Call it.
3388 (val_bind): Likewise, but only if modified.
3389 (compute_bb_dataflow, emit_notes_in_bb): Call it on MEMs.
3390 * Makefile.in (var-tracking.o): Depend in $(ALIAS_H).
3392 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
3395 * var-tracking.c (loc_exp_dep_pool): New.
3396 (vt_emit_notes): Create and release the pool.
3397 (compute_bb_dataflow): Use value-based locations in MO_VAL_SET.
3398 (emit_notes_in_bb): Likewise.
3399 (loc_exp_dep_insert): Deal with NOT_ONEPART vars.
3400 (notify_dependents_of_changed_value): Likewise.
3401 (notify_dependents_of_resolved_value): Check that NOT_ONEPART
3402 variables don't have a VAR_LOC_DEP_LST.
3403 (emit_note_insn_var_location): Expand NOT_ONEPART locs that are
3404 VALUEs or MEMs of VALUEs.
3406 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
3410 * dce.c (word_dce_process_block): Insert debug temps only if the
3412 (dce_process_block): Likewise, and if debug.used is not empty,
3413 and only after iterating over all DEFs that might mark the insn.
3415 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
3417 * common.opt (ftree-coalesce-inlined-vars): New.
3418 (ftree-coalesce-vars): New.
3419 * doc/invoke.texi: Document them.
3420 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
3423 2012-06-13 Richard Sandiford <rdsandiford@googlemail.com>
3425 * read-rtl.c (mapping): Remove index field. Add current_value field.
3426 Define heap vectors.
3427 (iterator_group): Fix long line. Remove num_builtins field and
3428 uses_iterator fields. Make apply_iterator take a void * parameter.
3429 (iterator_use, atttribute_use): New structures.
3430 (iterator_traverse_data, BELLWETHER_CODE, bellwether_codes): Delete.
3431 (current_iterators, iterator_uses, attribute_uses): New variables.
3432 (uses_mode_iterator_p, uses_code_iterator_p): Delete.
3433 (apply_mode_iterator, apply_code_iterator): Take a void * parameter.
3434 (map_attr_string, apply_iterator_to_string): Remove iterator
3435 and value parameters. Look through all current iterator values
3436 for a matching attribute.
3437 (mode_attr_index, apply_mode_maps): Delete.
3438 (apply_iterator_to_rtx): Replace with...
3439 (copy_rtx_for_iterators): ...this new function.
3440 (uses_iterator_p, apply_iterator_traverse): Delete.
3441 (apply_attribute_uses, add_current_iterators, apply_iterators): New
3443 (add_mapping): Remove index field. Set current_value field.
3444 (initialize_iterators): Don't set num_builtins and uses_iterator_p
3446 (find_iterator): Delete.
3447 (record_iterator_use, record_attribute_use): New functions.
3448 (record_potential_iterator_use): New function.
3449 (check_code_iterator): Remove handling of bellwether codes.
3450 (read_rtx): Remove mode maps. Truncate iterator and attribute uses.
3451 (read_rtx_code, read_nested_rtx, read_rtx_variadic): Remove mode_maps
3452 parameter. Use the first code iterator value instead of the
3453 bellwether_codes array. Use record_potential_iterator_use for modes.
3455 2012-06-13 Oleg Endo <olegendo@gcc.gnu.org>
3458 * config/sh/sh.md (bswapsi2): New expander.
3459 (swapbsi2): New insn.
3461 2012-06-13 H.J. Lu <hongjiu.lu@intel.com>
3464 * config/i386/i386.c (ix86_tune_cost): New variable.
3465 (ix86_option_override_internal): Set ix86_tune_cost. Use
3466 ix86_tune_cost for simultaneous_prefetches, prefetch_block,
3467 l1_cache_size and l2_cache_size.
3469 2012-06-13 Richard Guenther <rguenther@suse.de>
3471 * tree-vrp.c (vrp_meet): Properly meet equivalent ranges.
3472 Handle meeting two VR_RANGE to an VR_ANTI_RANGE. Implement
3473 all possible meetings of VR_RANGE with VR_ANTI_RANGE and
3474 VR_ANTI_RANGE with VR_ANTI_RANGE.
3476 2012-06-13 Richard Earnshaw <rearnsha@arm.com>
3478 * config.gcc (unsupported): Move obsoleted FPA-based configurations
3480 (obsolete): ... here.
3481 (arm*-*-freebsd*): Remove.
3482 (arm*-*-linux*): Only accept EABI variants. Simplify logic.
3483 (arm*-*-uclinux*): Likewise.
3484 (arm*-*-ecos-elf): Remove.
3485 (arm*-*-rtems*): Remove.
3486 (arm*-*-elf): Remove.
3487 (arm*-wince-pe*): Remove.
3488 (arm, --with-fpu): Remove support for fpa and Maverick variants.
3489 * arm/ecos-elf.h: Delete.
3490 * arm/t-strongarm-elf: Delete.
3491 * arm/rtems-elf.h: Delete.
3492 * arm/wince-pe.h: Delete.
3495 * arm/t-wince-pe: Delete.
3497 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
3499 PR tree-optimization/53647
3500 * tree-ssa-phiopt.c (gate_hoist_loads): Skip transformation for
3501 targets with no defined cache line size.
3503 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
3505 * targhooks.c (default_builtin_vectorized_conversion): Handle
3506 vec_construct, using vectype to base cost on subparts.
3507 * target.h (enum vect_cost_for_stmt): Add vec_construct.
3508 * tree-vect-stmts.c (vect_model_load_cost): Use vec_construct
3509 instead of scalar_to-vec.
3510 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
3511 vec_construct in same way as default for now.
3512 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
3513 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
3514 Handle vec_construct, including special case for 32-bit loads.
3516 2012-06-13 Xinyu Qi <xyqi@marvell.com>
3518 * config/arm/arm.c (FL_IWMMXT2): New define.
3519 (arm_arch_iwmmxt2): New variable.
3520 (arm_option_override): Enable use of iWMMXt with VFP.
3521 Disable use of iWMMXt with NEON. Disable use of iWMMXt under
3522 Thumb mode. Set arm_arch_iwmmxt2.
3523 (arm_expand_binop_builtin): Accept VOIDmode op.
3524 (enum arm_builtins): Revise built-in fcode.
3525 (IWMMXT2_BUILTIN): New define.
3526 (IWMMXT2_BUILTIN2): Likewise.
3527 (iwmmx2_mbuiltin): Likewise.
3528 (builtin_description bdesc_2arg): Revise built in declaration.
3529 (builtin_description bdesc_1arg): Likewise.
3530 (arm_init_iwmmxt_builtins): Revise built in initialization.
3531 (arm_expand_builtin): Revise built in expansion.
3532 (arm_output_iwmmxt_shift_immediate): New function.
3533 (arm_output_iwmmxt_tinsr): Likewise.
3534 * config/arm/arm-protos.h (arm_output_iwmmxt_shift_immediate): Declare.
3535 (arm_output_iwmmxt_tinsr): Likewise.
3536 * config/arm/iwmmxt.md (WCGR0, WCGR1, WCGR2, WCGR3): New constant.
3537 (iwmmxt_psadbw, iwmmxt_walign, iwmmxt_tmrc, iwmmxt_tmcr): Delete.
3538 (rorv4hi3, rorv2si3, rordi3): Likewise.
3539 (rorv4hi3_di, rorv2si3_di, rordi3_di): Likewise.
3540 (ashrv4hi3_di, ashrv2si3_di, ashrdi3_di): Likewise.
3541 (lshrv4hi3_di, lshrv2si3_di, lshrdi3_di): Likewise.
3542 (ashlv4hi3_di, ashlv2si3_di, ashldi3_di): Likewise.
3543 (iwmmxt_tbcstqi, iwmmxt_tbcsthi, iwmmxt_tbcstsi): Likewise
3544 (*iwmmxt_clrv8qi, *iwmmxt_clrv4hi, *iwmmxt_clrv2si): Likewise.
3545 (tbcstv8qi, tbcstv4hi, tbsctv2si): New pattern.
3546 (iwmmxt_clrv8qi, iwmmxt_clrv4hi, iwmmxt_clrv2si): Likewise.
3547 (*and<mode>3_iwmmxt, *ior<mode>3_iwmmxt, *xor<mode>3_iwmmxt): Likewise.
3548 (ror<mode>3, ror<mode>3_di): Likewise.
3549 (ashr<mode>3_di, lshr<mode>3_di, ashl<mode>3_di): Likewise.
3550 (ashli<mode>3_iwmmxt, iwmmxt_waligni, iwmmxt_walignr): Likewise.
3551 (iwmmxt_walignr0, iwmmxt_walignr1): Likewise.
3552 (iwmmxt_walignr2, iwmmxt_walignr3): Likewise.
3553 (iwmmxt_setwcgr0, iwmmxt_setwcgr1): Likewise.
3554 (iwmmxt_setwcgr2, iwmmxt_setwcgr3): Likewise.
3555 (iwmmxt_getwcgr0, iwmmxt_getwcgr1): Likewise.
3556 (iwmmxt_getwcgr2, iwmmxt_getwcgr3): Likewise.
3557 (All instruction patterns): Add wtype attribute.
3558 (*iwmmxt_arm_movdi, *iwmmxt_movsi_insn): iWMMXt coexist with vfp.
3559 (iwmmxt_uavgrndv8qi3, iwmmxt_uavgrndv4hi3): Revise the pattern.
3560 (iwmmxt_uavgv8qi3, iwmmxt_uavgv4hi3): Likewise.
3561 (ashr<mode>3_iwmmxt, ashl<mode>3_iwmmxt, lshr<mode>3_iwmmxt): Likewise.
3562 (iwmmxt_tinsrb, iwmmxt_tinsrh, iwmmxt_tinsrw):Likewise.
3563 (eqv8qi3, eqv4hi3, eqv2si3, gtuv8qi3): Likewise.
3564 (gtuv4hi3, gtuv2si3, gtv8qi3, gtv4hi3, gtv2si3): Likewise.
3565 (iwmmxt_wunpckihh, iwmmxt_wunpckihw, iwmmxt_wunpckilh): Likewise.
3566 (iwmmxt_wunpckilw, iwmmxt_wunpckehub, iwmmxt_wunpckehuh): Likewise.
3567 (iwmmxt_wunpckehuw, iwmmxt_wunpckehsb, iwmmxt_wunpckehsh): Likewise.
3568 (iwmmxt_wunpckehsw, iwmmxt_wunpckelub, iwmmxt_wunpckeluh): Likewise.
3569 (iwmmxt_wunpckeluw, iwmmxt_wunpckelsb, iwmmxt_wunpckelsh): Likewise.
3570 (iwmmxt_wunpckelsw, iwmmxt_wmadds, iwmmxt_wmaddu): Likewise.
3571 (iwmmxt_wsadb, iwmmxt_wsadh, iwmmxt_wsadbz, iwmmxt_wsadhz): Likewise.
3572 (iwmmxt2.md): Include.
3573 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __IWMMXT2__.
3574 (TARGET_IWMMXT2): New define.
3575 (TARGET_REALLY_IWMMXT2): Likewise.
3576 (arm_arch_iwmmxt2): Declare.
3577 * config/arm/mmintrin.h: Use __IWMMXT__ to enable iWMMXt intrinsics.
3578 Use __IWMMXT2__ to enable iWMMXt2 intrinsics.
3579 Use C name-mangling for intrinsics.
3581 (_mm_cvtsi32_si64, _mm_andnot_si64, _mm_sad_pu8): Revise.
3582 (_mm_sad_pu16, _mm_align_si64, _mm_setwcx, _mm_getwcx): Likewise.
3583 (_m_from_int): Likewise.
3584 (_mm_sada_pu8, _mm_sada_pu16): New intrinsic.
3585 (_mm_alignr0_si64, _mm_alignr1_si64, _mm_alignr2_si64): Likewise.
3586 (_mm_alignr3_si64, _mm_tandcb, _mm_tandch, _mm_tandcw): Likewise.
3587 (_mm_textrcb, _mm_textrch, _mm_textrcw, _mm_torcb): Likewise.
3588 (_mm_torch, _mm_torcw, _mm_tbcst_pi8, _mm_tbcst_pi16): Likewise.
3589 (_mm_tbcst_pi32): Likewise.
3590 (_mm_abs_pi8, _mm_abs_pi16, _mm_abs_pi32): New iWMMXt2 intrinsic.
3591 (_mm_addsubhx_pi16, _mm_absdiff_pu8, _mm_absdiff_pu16): Likewise.
3592 (_mm_absdiff_pu32, _mm_addc_pu16, _mm_addc_pu32): Likewise.
3593 (_mm_avg4_pu8, _mm_avg4r_pu8, _mm_maddx_pi16, _mm_maddx_pu16): Likewise.
3594 (_mm_msub_pi16, _mm_msub_pu16, _mm_mulhi_pi32): Likewise.
3595 (_mm_mulhi_pu32, _mm_mulhir_pi16, _mm_mulhir_pi32): Likewise.
3596 (_mm_mulhir_pu16, _mm_mulhir_pu32, _mm_mullo_pi32): Likewise.
3597 (_mm_qmulm_pi16, _mm_qmulm_pi32, _mm_qmulmr_pi16): Likewise.
3598 (_mm_qmulmr_pi32, _mm_subaddhx_pi16, _mm_addbhusl_pu8): Likewise.
3599 (_mm_addbhusm_pu8, _mm_qmiabb_pi32, _mm_qmiabbn_pi32): Likewise.
3600 (_mm_qmiabt_pi32, _mm_qmiabtn_pi32, _mm_qmiatb_pi32): Likewise.
3601 (_mm_qmiatbn_pi32, _mm_qmiatt_pi32, _mm_qmiattn_pi32): Likewise.
3602 (_mm_wmiabb_si64, _mm_wmiabbn_si64, _mm_wmiabt_si64): Likewise.
3603 (_mm_wmiabtn_si64, _mm_wmiatb_si64, _mm_wmiatbn_si64): Likewise.
3604 (_mm_wmiatt_si64, _mm_wmiattn_si64, _mm_wmiawbb_si64): Likewise.
3605 (_mm_wmiawbbn_si64, _mm_wmiawbt_si64, _mm_wmiawbtn_si64): Likewise.
3606 (_mm_wmiawtb_si64, _mm_wmiawtbn_si64, _mm_wmiawtt_si64): Likewise.
3607 (_mm_wmiawttn_si64, _mm_merge_si64): Likewise.
3608 (_mm_torvscb, _mm_torvsch, _mm_torvscw): Likewise.
3609 (_m_to_int): New define.
3610 * config/arm/arm-cores.def (iwmmxt2): Add FL_IWMMXT2.
3611 * config/arm/arm-arches.def (iwmmxt2): Likewise.
3612 * config/arm/t-arm (MD_INCLUDES): Add marvell-f-iwmmxt.md and
3614 * config/arm/arm.md (marvell-f-iwmmxt.md): Include.
3615 (arch): Add "iwmmxt2".
3616 (arch_enabled): Handle "iwmmxt2".
3617 (wtype): New attribute.
3618 (UNSPEC_WMADDS, UNSPEC_WMADDU): Delete.
3619 (UNSPEC_WALIGNI): New unspec.
3620 * config/arm/predicates.md (imm_or_reg_operand): New predicate.
3621 * config/arm/iterators.md (VMMX2): New mode_iterator.
3622 * config/arm/marvell-f-iwmmxt.md: New file.
3623 * config/arm/iwmmxt2.md: New file.
3625 2012-06-12 Jakub Jelinek <jakub@redhat.com>
3630 * c-decl.c (build_compound_literal): Call c_incomplete_type_error
3631 if type isn't complete.
3633 2012-06-12 Uros Bizjak <ubizjak@gmail.com>
3635 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
3637 2012-06-12 Richard Henderson <rth@redhat.com>
3639 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
3640 iterator instead of INT.
3642 2012-06-12 Bill Schmidt <wschmidt@linux.ibm.com>
3644 * opts.c: Add -fhoist-adjacent-loads to -O2 and above.
3645 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Add argument to forward
3647 (hoist_adjacent_loads, gate_hoist_loads): New forward declarations.
3648 (tree_ssa_phiopt): Call gate_hoist_loads.
3649 (tree_ssa_cs_elim): Add parm to tree_ssa_phiopt_worker call.
3650 (tree_ssa_phiopt_worker): Add do_hoist_loads to formal arg list; call
3651 hoist_adjacent_loads.
3652 (local_mem_dependence): New function.
3653 (hoist_adjacent_loads): Likewise.
3654 (gate_hoist_loads): Likewise.
3655 * common.opt (fhoist-adjacent-loads): New switch.
3656 * Makefile.in (tree-ssa-phiopt.o): Added dependencies.
3658 2012-06-12 Michael Matz <matz@suse.de>
3660 * alias.c (nonoverlapping_component_refs_p): Take two rtx arguments.
3661 (nonoverlapping_memrefs_p): Don't call it here ...
3662 (true_dependence_1): ... but here.
3664 2012-06-12 Richard Guenther <rguenther@suse.de>
3666 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove dead code.
3667 * alias.c (ao_ref_from_mem): MEM_EXPR is conservative, MEM_OFFSET
3668 and MEM_SIZE only refines it. Reflect that and be less conservative
3669 if either of the latter is not known.
3671 2012-06-12 Jakub Jelinek <jakub@redhat.com>
3673 PR rtl-optimization/53589
3674 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
3675 discovery even when e->dest != target. If any LABEL_REF points
3676 to e->dest label, redirect it to target's label.
3678 2012-06-12 Chung-Lin Tang <cltang@codesourcery.com>
3680 * config/sh/sh.c (output_stack_adjust): Remove !epilogue_p
3681 condition for generating REG_FRAME_RELATED_EXPR note.
3682 (pop): Add code for generating REG_CFA_RESTORE,
3683 REG_CFA_ADJUST_CFA notes. Set RTX_FRAME_RELATED_P to 1.
3684 (sh_expand_epilogue): Use frame_insn() for FP to SP move.
3685 Set 'frame_p' of calls to output_stack_adjust() to 'true'.
3687 2012-06-11 Richard Henderson <rth@redhat.com>
3689 * config/alpha/alpha.c (HWI_HEX2): Add missing shift.
3690 * vmsdbgout.c (VMS_EPOCH_OFFSET): Add LL suffix.
3692 * config/alpha/alpha.c (alpha_trampoline_init): Split large constants.
3694 2012-06-12 Hans-Peter Nilsson <hp@axis.com>
3696 * doc/tm.texi.in (Addressing Modes) <TARGET_LEGITIMIZE_ADDRESS>:
3697 Mention that this hook needs to be defined for native TLS.
3698 * doc/tm.texi: Regenerate.
3700 2012-06-11 Mike Stump <mikestump@comcast.net>
3702 * emit-rtl.c (init_emit_once): Iterate through the
3703 MODE_PARTIAL_INT modes with MIN_MODE_PARTIAL_INT and
3704 MAX_MODE_PARTIAL_INT, as GET_MODE_WIDER_MODE doesn't step through
3705 all the MIN_MODE_PARTIAL_INT modes anymore.
3707 2012-06-12 Maxim Kuvyrkov <maxim@codesourcery.com>
3709 * gcc/config/mips/mips-tables.opt (xlp): Fix merge typo.
3711 2012-06-11 Roland McGrath <mcgrathr@google.com>
3713 * dwarf2out.c (const_ok_for_output_1): Detect a TLS UNSPEC using
3714 SYMBOL_REF_TLS_MODEL rather than DECL_THREAD_LOCAL_P, in case it's
3715 not a VAR_DECL. Also don't limit it to UNSPECs with exactly one
3718 2012-06-11 Oleg Endo <olegendo@gcc.gnu.org>
3721 * config/sh/sh.md (fmasf4): New expander.
3722 (*macsf3): Rename to fmasf4_i. Adapt to fma pattern.
3723 (mac_media): Rename to fmasf4_media. Adapt to fma pattern.
3724 * config/sh/sh.opt (mfused-madd): Remove.
3725 * config/sh/sh.c (sh_option_override): Remove mfused-madd handling.
3726 (builtin_description bdesc): Remove __builtin_sh_media_FMAC_S.
3727 * config.gcc (sh[123456789lbe]*-*-* | sh-*-*): Add fused-madd.opt
3729 * doc/invoke.texi (SH Options): Update mfused-madd and mno-fused-madd
3732 2012-06-11 Richard Henderson <rth@redhat.com>
3734 * dwarf2cfi.c (scan_trace): Handle annulled branch-taken delay slots.
3736 2012-06-11 Richard Guenther <rguenther@suse.de>
3739 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
3740 replace it with the first non-BLOCK context.
3742 2012-06-11 Richard Guenther <rguenther@suse.de>
3744 * alias.c (aliases_everything_p): Remove.
3745 (DIFFERENT_ALIAS_SETS_P): Likewise.
3746 (true_dependence_1): Use mems_in_disjoint_alias_sets_p directly.
3747 Do not use aliases_everything_p or special-case ANDs. Do not
3748 special-case BLKmode moves.
3749 (may_alias_p): Likewise. Handle BLKmode similar like everywhere
3752 2012-06-09 Hans-Peter Nilsson <hp@axis.com>
3754 Fix CRIS build errors with --enable-build-with-cxx.
3755 * config/cris/cris.c (cris_emit_trap_for_misalignment): Rename
3756 variable "and" to "andop".
3757 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>"): Use
3758 temporary variable for memory model, passing C++-type-correct
3759 parameter type to expand_mem_thread_fence.
3760 ("atomic_compare_and_swap<mode>"): Ditto.
3762 2012-06-09 Richard Henderson <rth@redhat.com>
3765 * cfgcleanup.c (execute_jump): Rename from rest_of_handle_jump2.
3766 (pass_jump): Rename from pass_jump2.
3767 (execute_jump2, pass_jump2): New.
3768 * combine-stack-adj.c (rest_of_handle_stack_adjustments): Don't
3769 perform cfg cleanup here. Move the test of PUSH_ROUNDING
3770 and ACCUMULATE_OUTGOING_ARGS test...
3771 (gate_handle_stack_adjustments): ... here.
3772 * passes.c (init_optimization_passes): Update for pass_jump2 rename.
3773 Place new pass_jump2 after pass_stack_adjustments.
3774 * tree-pass.h (pass_jump): Declare.
3776 2012-06-09 Kenneth Zadeck <zadeck@naturalbridge.com>
3778 * simplify-rtx.c (simplify_const_binary_operation): Fixed shift
3781 2012-06-08 Richard Henderson <rth@redhat.com>
3784 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
3785 note to a clobber insn when no other insn is available.
3787 2012-06-08 Georg-Johann Lay <avr@gjlay.de>
3789 * config/avr/avr.c (avr_case_values_threshold): Return 7.
3791 2012-06-07 Andreas Schwab <schwab@linux-m68k.org>
3793 * genhooks.c (main): Set progname.
3794 (emit_documentation): Remove variable found_start, always bail out
3795 when a place is missing.
3796 * doc/tm.texi.in (C++ ABI): Add @hook TARGET_CXX_DECL_MANGLING_CONTEXT.
3798 2012-06-07 Jakub Jelinek <jakub@redhat.com>
3801 * omp-low.c (scan_omp): Change first argument to gimple_seq *,
3802 call walk_gimple_seq_mod instead of walk_gimple_seq.
3803 (scan_sharing_clauses, scan_omp_parallel, scan_omp_task,
3804 scan_omp_for, scan_omp_sections, scan_omp_single,
3805 execute_lower_omp): Adjust callers.
3806 (scan_omp_1_stmt): Likewise. If check_omp_nesting_restrictions
3807 returns false, replace stmt with GIMPLE_NOP.
3808 (check_omp_nesting_restrictions): Instead of issuing warnings,
3809 issue errors and return false if any errors were reported.
3811 2012-06-06 Steven Bosscher <steven@gcc.gnu.org>
3813 * doc/invoke.texi (fconserve-space): Remove documentation.
3815 2012-06-06 Edmar Wienskoski <edmar@freescale.com>
3817 * config/rs6000/rs6000-tables.opt: Regenerated.
3819 2012-06-06 Richard Guenther <rguenther@suse.de>
3821 PR tree-optimization/53081
3822 * tree-data-ref.h (adjacent_store_dr_p): Rename to ...
3823 (adjacent_dr_p): ... this and make it work for reads, too.
3824 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMCPY.
3825 (struct partition_s): Change main_stmt to main_dr, add
3826 secondary_dr member.
3827 (build_size_arg_loc): Change to date data-reference and not
3829 (build_addr_arg_loc): New function split out from ...
3830 (generate_memset_builtin): ... here. Use it and simplify.
3831 (generate_memcpy_builtin): New function.
3832 (generate_code_for_partition): Adjust.
3833 (classify_partition): Streamline pattern detection. Detect memcpy.
3834 (ldist_gen): Adjust.
3835 (tree_loop_distribution): Adjust seed statements for memcpy
3838 2012-06-06 Matt Turner <mattst88@gmail.com>
3840 * config/arm/mmintrin.h (_mm_empty): New.
3843 2012-06-06 Richard Sandiford <r.sandiford@uk.ibm.com>
3845 * doc/invoke.texi (sched-pressure-algorithm): Document new --param.
3846 * common.opt (fsched-pressure-algorithm=): Remove.
3847 * flag-types.h (sched_pressure_algorithm): Move to...
3848 * sched-int.h (sched_pressure_algorithm): ...here.
3849 * params.def (sched-pressure-algorithm): New param.
3850 * haifa-sched.c (sched_init): Use it to initialize sched_pressure.
3851 * common/config/s390/s390-common.c (s390_option_optimization_table):
3852 Remove OPT_fsched_pressure_algorithm_ entry.
3853 * config/s390/s390.c (s390_option_override): Set a default value for
3854 PARAM_SCHED_PRESSURE_ALGORITHM.
3856 2012-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
3859 * config/rs6000/rs6000.c (rs6000_generate_compare): If we are
3860 doing an unsigned compare, make sure the second argument is not a
3862 (rs6000_emit_cmove): Don't allow floating point comparisons when
3863 generating ISEL moves.
3865 2012-06-05 Edmar Wienskoski <edmar@freescale.com>
3867 * config/rs6000/e5500.md: New file.
3868 * config/rs6000/e6500.md: New file.
3869 * config/rs6000/rs6000.c (processor_costs): Add new costs for
3871 (rs6000_option_override_internal): Altivec and Spe options not
3872 allowed with e5500. Spe options not allowed with e6500. Increase
3873 move inline limit for e5500 and e6500. Disable string instructions
3874 for e5500 and e6500. Enable branch targets alignment for e5500 and
3875 e6500. Initialize rs6000_cost for e5500 and e6500.
3876 (rs6000_adjust_cost): Add extra scheduling cycles between compare
3877 and brnach for e5500 and e6500.
3878 (rs6000_issue_rate): Set issue rate for e5500 and e6500.
3879 * config/rs6000/rs6000-cpus.def: Add cpu definitions for e5500 and
3881 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add e5500 and e6500.
3882 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce5500 and
3884 Include e5500.md and e6500.md.
3885 * config/rs6000/rs6000-opt.h (processor_type): Add
3886 PROCESSOR_PPCE5500 and PROCESSOR_PPCE6500.
3887 * config.gcc (cpu_is_64bit): Add new cores e5500, e6500.
3888 (powerpc*-*-*): Add new cores e5500, e6500.
3889 * doc/invoke.texi: (item -mcpu): Add e5500 and e6500 to list of cpus.
3891 2012-06-05 Richard Guenther <rguenther@suse.de>
3893 * tree-vect-data-refs.c (vect_analyze_data_refs): Fix last change.
3895 2012-06-05 H.J. Lu <hongjiu.lu@intel.com>
3898 * config.gcc: Select x32 run-time library if --with-abi={x32|mx32}
3899 is used for x86_64-*-*.
3901 2012-06-05 Richard Guenther <rguenther@suse.de>
3903 PR tree-optimization/30442
3904 * tree-vect-data-refs.c (vect_analyze_data_refs): For basic-block
3905 vectorization stop analysis at the first stmt we cannot compute
3906 a data-reference for instead of giving up completely.
3908 2012-06-05 Richard Guenther <rguenther@suse.de>
3910 * tree-loop-distribution.c (struct partition_s): Add has_writes member.
3911 (partition_alloc): Initialize it.
3912 (partition_has_writes): New function.
3913 (rdg_flag_uses): Adjust.
3914 (rdg_flag_vertex): Likewise.
3915 (rdg_flag_vertex_and_dependent): Likewise.
3916 (rdg_flag_loop_exits): Likewise.
3917 (build_rdg_partition_for_component): Likewise.
3918 (rdg_build_partitions): Likewise.
3920 2012-06-05 Richard Guenther <rguenther@suse.de>
3922 PR tree-optimization/53081
3923 * tree-loop-distribution.c (generate_memset_builtin): Handle all
3924 kinds of byte-sized stores.
3925 (classify_partition): Likewise.
3926 (tree_loop_distribution): Adjust seed statements used for
3927 !flag_tree_loop_distribution.
3929 2012-06-05 Alan Modra <amodra@gmail.com>
3931 * config/rs6000/rs6000.c (ptr_regno_for_savres): Comment.
3932 (rs6000_emit_prologue): Ensure register used for inline saves
3933 of vector regs is not the static chain register. Revise comment.
3935 2012-06-04 Oleg Endo <olegendo@gcc.gnu.org>
3937 * doc/md.texi (Standard Pattern Names For Generation): Document
3940 2012-06-04 H.J. Lu <hongjiu.lu@intel.com>
3943 * config/i386/i386.c (ix86_sched_reorder) Skip debug insns.
3945 2012-06-04 Jason Merrill <jason@redhat.com>
3947 * dwarf2out.c (is_unit_die): New.
3948 (copy_declaration_context, copy_ancestor_tree): Use it.
3949 (copy_decls_walk): Likewise.
3951 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
3954 * doc/invoke.texi (Wenum-compare): Update documentation.
3956 2012-06-04 Dodji Seketeli <dodji@redhat.com>
3958 PR preprocessor/53463
3959 * parser.c (cp_parser_assignment_expression): Use the location
3960 for the '=' as the default location for the expression.
3962 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
3965 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
3967 (altivec_stvlxl): Ditto.
3968 (altivec_stvrx): Ditto.
3969 (altivec_stvrxl): Ditto.
3971 2012-06-04 Vladimir Makarov <vmakarov@redhat.com>
3973 * ira-int.h (struct target_ira_int): Add member x_ira_uniform_class_p.
3974 (ira_uniform_class_p): New macro.
3976 * ira.c (setup_uniform_class_p): New function.
3977 (setup_allocno_and_important_classes): Call the function.
3978 (print_unform_and_important_classes): New function.
3979 (print_classes): Rename to print_translated_classes.
3980 (ira_debug_allocno_classes): Add call of
3981 print_unform_and_important_classes.
3983 * ira-costs.c (setup_regno_cost_classes_by_aclass): Use uniform
3984 classes instead of pressure classes.
3986 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
3989 * trans-mem.c (expand_block_edges): Do not skip the first
3990 statement when resetting the BB.
3992 2012-06-04 Richard Guenther <rguenther@suse.de>
3994 * tree-data-ref.c (stores_from_loop): Remove.
3995 (stmt_with_adjacent_zero_store_dr_p): Likewise.
3996 (stores_zero_from_loop): Likewise.
3997 * tree-data-ref.h (stores_from_loop, stores_zero_from_loop,
3998 stmt_with_adjacent_zero_store_dr_p, stride_of_unit_type_p): Remove.
3999 (adjacent_store_dr_p): New function.
4000 * tree-loop-distribution.c (generate_memset_builtin): Pass
4001 the RDG, use the already available data-reference.
4002 (generate_code_for_partition): Pass down RDG.
4003 (classify_partition): Inline parts of the former
4004 stmt_with_adjacent_zero_store_dr_p here and use adjacent_store_dr_p.
4005 (ldist_gen): Remember if there was any detected builtin and
4006 do less work if not and flag_tree_loop_distribution is not set.
4007 (tree_loop_distribution): Inline and fuse stores_from_loop
4008 and stores_zero_from_loop here.
4010 2012-06-04 Richard Guenther <rguenther@suse.de>
4013 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
4014 create new assembler names.
4016 2012-06-04 Richard Guenther <rguenther@suse.de>
4018 * tree-data-ref.c (struct rdg_vertex_info): Remove.
4019 (rdg_vertex_for_stmt): Simplify using gimple_uid.
4020 (create_rdg_vertices): Pass loop argument, remove stmt to RDG index
4021 hashtable. Record stmt data-references.
4022 (hash_stmt_vertex_info): Remove.
4023 (eq_stmt_vertex_info): Likewise.
4024 (hash_stmt_vertex_del): Likewise.
4025 (build_empty_rdg): Simplify.
4026 (build_rdg): Adjust.
4027 (free_rdg): Likewise.
4028 (ref_base_address): Remove.
4029 (have_similar_memory_accesses): Likewise.
4030 * tree-data-ref.h (create_rdg_vertices): Remove.
4031 (struct rdg_vertex): Add datarefs member.
4032 (RDGV_DATAREFS): New define.
4033 (RDG_DATAREFS): Likewise.
4034 (have_similar_memory_accesses): Remove.
4035 (rdg_has_similar_memory_accesses): Likewise.
4036 * tree-loop-distribution.c (ref_base_address): Re-implement here.
4037 (similar_memory_accesses): Re-implement using existing data-references.
4038 (tree_loop_distribution): Initialize stmt uids for the stmt to
4040 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
4041 access stmt vinfo for stmts in loop.
4043 2012-06-04 Andreas Schwab <schwab@linux-m68k.org>
4046 * config/m68k/m68k.md ("tablejump"): Fix check for
4047 CASE_VECTOR_PC_RELATIVE.
4049 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
4051 * output.h (merge_weak, assemble_alias,
4052 initializer_constant_valid_p,
4053 initializer_constant_valid_for_bitfield_p): Move protos from here...
4054 * tree.h: ... to here.
4055 * cgraphclones.c: Do not include output.h.
4056 * gimplify.c: Likewise.
4057 * reload.c: Likewise.
4058 * recog.c: Likewise.
4059 * tree-ssa-loop-ivopts.c: Likewise.
4060 * tree-switch-conversion.c: Likewise.
4061 * c-parser.c: Likewise.
4062 * c-typeck.c: Likewise.
4063 * Makefile.in: Fix dependencies.
4065 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
4068 * config/avr/avr-stdint.h: New file.
4069 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
4072 2012-06-04 Jakub Jelinek <jakub@redhat.com>
4074 PR tree-optimization/53550
4075 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
4076 is POINTER_TYPE_P, use sizetype as step type instead of type.
4078 2012-06-04 Richard Guenther <rguenther@suse.de>
4080 * tree-data-ref.c (have_similar_memory_accesses_1): Remove.
4081 (ref_base_address_1): Likewise.
4082 (remove_similar_memory_refs): Likewise.
4083 * tree-data-ref.h (remove_similar_memory_refs): Remove.
4084 * tree-loop-distribution.c (classify_partition): Do not classify
4085 as builtin if -ftree-loop-distribute-patterns is not enabled.
4086 (fuse_partitions_with_similar_memory_accesses): Inline ...
4087 (ldist_gen): ... here. Fuse all non-builtin partitions if
4088 -ftree-loop-distribution is not enabled. Properly return
4089 the number of created partitions. Do not update SSA form here but ...
4090 (tree_loop_distribution): ... once here for the whole function.
4091 Only walk innermost loops, constrain loops we consider here
4092 further. Do not call remove_similar_memory_refs.
4093 (distribute_loop): Do not check number of loop nodes here.
4095 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
4097 * Makefile.in (GIMPLE_H): Do not depend on TARGET_H.
4099 2012-06-03 Martin Jambor <mjambor@suse.cz>
4101 * ipa-prop.h (ipa_get_jf_known_type_offset): New function.
4102 (ipa_get_jf_known_type_base_type): Likewise.
4103 (ipa_get_jf_known_type_component_type): Likewise.
4104 (ipa_get_jf_constant): Likewise.
4105 (ipa_get_jf_pass_through_formal_id): Likewise.
4106 (ipa_get_jf_pass_through_operation): Likewise.
4107 (ipa_get_jf_ancestor_offset): Likewise.
4108 (ipa_get_jf_ancestor_type): Likewise.
4109 (ipa_get_jf_ancestor_formal_id): Likewise.
4110 (ipa_get_jf_member_ptr_pfn): Likewise.
4111 * ipa-prop.c (ipa_set_jf_known_type): New function.
4112 (ipa_set_jf_constant): Likewise.
4113 (ipa_set_jf_simple_pass_through): Likewise.
4114 (ipa_set_jf_arith_pass_through): Likewise.
4115 (ipa_set_ancestor_jf): Likewise.
4116 (fill_member_ptr_cst_jump_function): Moved up and renamed to
4117 ipa_set_jf_member_ptr_cst.
4118 (detect_type_change_1): Use the new jump function creation functions.
4119 (compute_complex_assign_jump_func): Likewise.
4120 (compute_complex_ancestor_jump_func): Likewise.
4121 (compute_known_type_jump_func): Likewise.
4122 (compute_scalar_jump_functions): Likewise.
4123 (compute_pass_through_member_ptrs): Likewise.
4124 (determine_cst_member_ptr): Likewise.
4125 (combine_known_type_and_ancestor_jfs): Likewise.
4126 (try_make_edge_direct_simple_call): Likewise.
4127 (try_make_edge_direct_virtual_call): Likewise.
4128 (update_indirect_edges_after_inlining): Likewise.
4129 * ipa-cp.c (ipa_get_jf_pass_through_result): Use jump function
4130 access functions. Incorporat NOP_EXPR and BINFO handling from its
4132 (ipa_get_jf_ancestor_result): Likewise. Incorporate handling BINFOs
4133 which was in its callers.
4134 (ipa_value_from_jfunc): Use jump function access functions. Some
4135 functionality moved to functions above.
4136 (propagate_vals_accross_ancestor): Likewise.
4137 (propagate_vals_accross_pass_through): Use jump function access
4139 (propagate_accross_jump_function): Likewise.
4140 * ipa-inline-analysis.c (remap_edge_change_prob): Use jump function
4142 (inline_merge_summary): Likewise.
4144 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4146 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
4147 * config/pa/pa.c (pa_attr_length_millicode_call): Use
4148 MAX_PCREL17F_OFFSET instead of fixed offset.
4149 (pa_attr_length_call): Likewise.
4150 (pa_attr_length_indirect_call): Likewise.
4152 2012-06-03 Oleg Endo <olegendo@gcc.gnu.org>
4155 * config/sh/sh.opt (mfsca, mfsrra): New options.
4156 * config/sh/sh.md (rsqrtsf2): Use TARGET_FPU_ANY and TARGET_FSRRA
4158 (fsca): Use TARGET_FPU_ANY and TARGET_FSCA condition.
4159 (sinssf2, cossf2): Fold expanders to ...
4160 (sincossf3): ... this new expander. Use TARGET_FPU_ANY and
4161 TARGET_FSCA condition.
4162 * config/sh/sh.c (sh_option_override): Handle TARGET_FSRRA and
4164 * doc/invoke.texi (SH Options): Add descriptions for -mfsca,
4165 -mno-fsca, -mfsrra, -mno-fsrra.
4167 2012-06-03 Matt Turner <mattst88@gmail.com>
4169 * config/mips/4600.md (r4700_imul_si): New.
4170 (r4700_imul_di): New.
4171 (r4700_fmul_single): New.
4172 (r4700_fmul_double): New.
4173 * config/mips/mips-cpus.def: Add r4700.
4174 * config/mips/mips.c: Likewise.
4175 * config/mips/mips.md: Likewise.
4176 * config/mips/mips-tables.opt: Regenerate.
4178 2012-06-02 Steven Bosscher <steven@gcc.gnu.org>
4180 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Split out to
4181 new function sparc_initial_elimination_offset.
4182 * config/sparc/sparc.c (sparc_initial_elimination_offset): New
4184 * config/sparc/sparc-protos.h (sparc_initial_elimination_offset):
4187 2012-06-02 Kenneth Zadeck <zadeck@naturalbridge.com>
4189 * expmed.c (expand_mult, choose_multiplier): Change
4190 "2 * HOST_BITS_PER_WIDE_INT" to "HOST_BITS_PER_DOUBLE_INT".
4191 * expr.c (convert_modes): Likewise.
4192 * explow.c (plus_constant): Likewise.
4193 * fixed-value.c (fixed_saturate1, fixed_saturate2)
4194 (do_fixed_add, do_fixed_multiply, do_fixed_multiply)
4195 (do_fixed_multiply, do_fixed_multiply, do_fixed_divide)
4196 (do_fixed_divide, do_fixed_divide, do_fixed_divide)
4197 (do_fixed_divide, do_fixed_divide, do_fixed_shift, do_fixed_shift)
4198 (do_fixed_shift, fixed_convert, fixed_convert)
4199 (fixed_convert_from_int, fixed_convert_from_int)
4200 (fixed_convert_from_real): Likewise.
4201 * fold-const.c (fold_convert_const_int_from_fixed, sign_bit_p)
4202 (native_interpret_int, fold_binary_loc, fold_ternary_loc): Likewise.
4203 * varasm.c (output_constructor_bitfield): Likewise.
4204 * tree-vrp.c (register_edge_assert_for_2): Likewise.
4205 * double-int.c (rshift_double, lshift_double): Likewise.
4206 * double-int.h (double_int_fits_in_uhwi_p, double_int, double_int):
4208 * simplify-rtx.c (mode_signbit_p)
4209 (simplify_const_unary_operation, simplify_binary_operation_1)
4210 (simplify_immed_subreg): Likewise.
4211 * builtins.c (c_readstr, fold_builtin_bitop): Likewise.
4212 * tree-vect-generic.c (build_replicated_const): Likewise.
4213 * dbxout.c (stabstr_O): Likewise.
4214 * emit-rtl.c (immed_double_int_const, immed_double_const)
4215 (gen_lowpart_common, init_emit_once): Likewise.
4216 * tree.c (integer_pow2p, tree_log2, tree_floor_log2)
4217 (widest_int_cst_value, upper_bound_in_type): Likewise.
4218 * stor-layout.c (initialize_sizetypes, fixup_signed_type)
4219 (fixup_unsigned_type): Likewise.
4220 * real.c (real_to_integer2, real_from_integer): Likewise.
4221 * dwarf2out.c (size_of_loc_descr, size_of_die, output_die)
4222 (clz_loc_descriptor, mem_loc_descriptor): Likewise.
4224 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
4227 * fold-const.c (fold_binary_loc): Refine previous change.
4229 2012-06-01 Olivier Hainque <hainque@adacore.com>
4231 * config/rs6000/vxworks.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Restore
4232 the "do {" part of the do-while(0) loop.
4234 2012-06-01 Yuri Rumyantsev <yuri.s.rumyantsev@intel.com>
4236 * config/i386/i386.c (x86_sched_reorder): New function.
4237 Added new function x86_sched_reorder.
4239 2012-06-01 Richard Guenther <rguenther@suse.de>
4241 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
4243 (classify_partition): Likewise.
4245 2012-06-01 Richard Guenther <rguenther@suse.de>
4247 * tree-loop-distribution.c (enum partition_kind): New enum.
4248 (struct partition_s): Add kind and main_stmt members.
4249 (partition_alloc): Initialize kind to PKIND_NORMAL.
4250 (partition_builtin_p): New function.
4251 (copy_loop_before): Remove failure path and assert instead.
4252 (generate_loops_for_partition): Likewise.
4253 (generate_memset_zero): Fold into ...
4254 (generate_memset_builtin): ... this.
4255 (classify_partition): New function with code from
4256 can_generate_builtin and generate_builtin.
4257 (generate_builtin): Remove.
4258 (can_generate_builtin): Likewise.
4259 (fuse_partitions_with_similar_memory_accesses): Call
4260 partition_builtin_p instead of can_generate_builtin.
4261 (rdg_build_partitions): Do not call
4262 fuse_partitions_with_similar_memory_accesses here...
4263 (ldist_gen): ... but here after classifying all partitions.
4264 Remove failure path of generate_code_for_partition.
4265 (generate_code_for_partition): Generate code according
4266 to partition classification.
4268 2012-06-01 Manuel López-Ibáñez <manu@gcc.gnu.org>
4269 Jonathan Wakely <jwakely.gcc@gmail.com>
4272 * doc/invoke.texi (Warning Options): Explain purpose and differences
4273 between -Wmissing-prototypes and -Wmissing-declarations.
4275 2012-06-01 Christian Bruel <christian.bruel@st.com>
4277 * gcc.c (save_switch): Add user_p parameter.
4278 (read_specs): Likewise.
4279 (set_specs): Likewise.
4280 (validate_switches): Likewise.
4281 (validate_switches_from_spec): Likewise.
4282 (validate_all_switches): Pass on user_p parameter.
4283 (struct spec_list): Add user_p field.
4284 (struct switchstr): Add known field.
4285 (save_switch): Add known parameter.
4286 (INIT_STATIC_SPEC): Initialize user_p;
4287 (driver_unknown_option_callbac): call save_switch if
4288 OPT_SPECIAL_unknown.
4289 (driver_handle_option): Propagate OPT_specs.
4290 (do_spec_1): Set validated only if known.
4291 (check_live_switch): Likewise.
4292 (validate_switches): Set validated if known or user_spec.
4294 2012-06-01 Hans-Peter Nilsson <hp@axis.com>
4296 Add CRIS atomic patterns for 1, 2, and 4 bytes.
4297 * config/cris/cris.c (cris_emit_trap_for_misalignment): New function.
4298 * config/cris/cris-protos.h: Declare it.
4299 * config/cris/cris.h [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]
4300 (TARGET_DEFAULT): Add alignment by 32.
4301 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 10] (TARGET_DEFAULT): New
4302 case, as TARGET_CPU_DEFAULT == 0 but with alignment as for
4303 TARGET_CPU_DEFAULT == 32.
4304 (TARGET_TRAP_UNALIGNED_ATOMIC): New macro.
4305 * config/cris/cris.md: Include sync.md. Avoid allocating specific
4306 numbers by replacing the define_constants for all UNSPECs with the
4307 equivalent define_c_enum construct.
4308 * config/cris/cris.opt (mtrap-unaligned-atomic): New option.
4309 * config/cris/sync.md: New file.
4311 2012-05-31 Matt Turner <mattst88@gmail.com>
4313 * config/mips/4600.md (r4600_imul_si): Rename from r4600_imul.
4314 (r4600_imul_di): New.
4315 (r4600_idiv_si): Rename from r4600_idiv.
4316 (r4600_idiv_di): New.
4318 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
4320 * output.h (__gcc_host_wide_int__): Move to hwint.h.
4321 (decl_default_tls_model): Move to tree.h
4322 (dump_file): Move to system.h.
4323 (default_stabs_asm_out_destructor, default_stabs_asm_out_constructor,
4324 dbxout_int, dbxout_stabd, dbxout_begin_stabn, dbxout_begin_stabn_sline,
4325 dbxout_begin_empty_stabs, dbxout_begin_simple_stabs,
4326 dbxout_begin_simple_stabs_desc, dbxout_stab_value_zero,
4327 dbxout_stab_value_zero, dbxout_stab_value_label_diff,
4328 dbxout_stab_value_internal_label,
4329 dbxout_stab_value_internal_label_diff): Move from here ...
4330 * dbxout.h: ... to here.
4331 * system.h (dump_file): Moved here from output.h.
4332 * hwint.h (__gcc_host_wide_int__): Moved here from output.h.
4333 * tree.h (decl_default_tls_model): Moved here from output.h.
4334 * varasm.c (default_stabs_asm_out_destructor,
4335 default_stabs_asm_out_constructor): Move from here ...
4336 * dbxout.c: ... to here.
4338 * gcov-dump.c (dump_file): Rename to dump_gcov_file. Update callers.
4340 * collect2.h (dump_file): Rename to dump_ld_file.
4341 * collect2.c: Likewise.
4342 * tlink.c: Likewise.
4344 * alias.c: Do not include output.h.
4345 * auto-inc-dec.c: Likewise.
4346 * bt-load.c: Likewise.
4347 * caller-save.c: Likewise.
4349 * cfgbuild.c: Likewise.
4350 * cfgcleanup.c: Likewise.
4351 * cfglayout.c: Likewise.
4352 * cfgloop.c: Likewise.
4353 * cfgloopanal.c: Likewise.
4354 * cfgloopmanip.c: Likewise.
4355 * cfgrtl.c: Likewise.
4356 * cgraph.c: Likewise.
4357 * cgraphclones.c: Likewise.
4358 * combine-stack-adj.c: Likewise.
4359 * combine.c: Likewise.
4360 * cprop.c: Likewise.
4362 * cselib.c: Likewise.
4363 * dbgcnt.c: Likewise.
4364 * df-problems.c: Likewise.
4365 * df-scan.c: Likewise.
4366 * dojump.c: Likewise.
4367 * fwprop.c: Likewise.
4369 * graph.c: Likewise.
4370 * haifa-sched.c: Likewise.
4371 * hw-doloop.c: Likewise.
4372 * ipa-inline-transform.c: Likewise.
4373 * ipa-pure-const.c: Likewise.
4374 * ipa-reference.c: Likewise.
4375 * ipa-utils.c: Likewise.
4376 * ira-build.c: Likewise.
4377 * ira-emit.c: Likewise.
4379 * loop-doloop.c: Likewise.
4380 * loop-invariant.c: Likewise.
4381 * loop-iv.c: Likewise.
4382 * loop-unroll.c: Likewise.
4383 * loop-unswitch.c: Likewise.
4384 * lto-cgraph.c: Likewise.
4385 * lto-section-in.c: Likewise.
4386 * lto-streamer-in.c: Likewise.
4388 * mode-switching.c: Likewise.
4389 * postreload-gcse.c: Likewise.
4390 * postreload.c: Likewise.
4391 * predict.c: Likewise.
4392 * profile.c: Likewise.
4394 * reg-stack.c: Likewise.
4395 * regcprop.c: Likewise.
4396 * regmove.c: Likewise.
4397 * regstat.c: Likewise.
4398 * reload1.c: Likewise.
4399 * sched-ebb.c: Likewise.
4400 * sel-sched-dump.c: Likewise.
4401 * simplify-rtx.c: Likewise.
4402 * stor-layout.c: Likewise.
4403 * store-motion.c: Likewise.
4404 * tracer.c: Likewise.
4405 * tree-affine.c: Likewise.
4406 * tree-cfg.c: Likewise.
4407 * tree-cfgcleanup.c: Likewise.
4408 * tree-dfa.c: Likewise.
4409 * tree-into-ssa.c: Likewise.
4410 * tree-nomudflap.c: Likewise.
4411 * tree-optimize.c: Likewise.
4412 * tree-pretty-print.c: Likewise.
4413 * tree-profile.c: Likewise.
4414 * tree-ssa-address.c: Likewise.
4415 * tree-ssa-ccp.c: Likewise.
4416 * tree-ssa-copy.c: Likewise.
4417 * tree-ssa-dom.c: Likewise.
4418 * tree-ssa-loop-ch.c: Likewise.
4419 * tree-ssa-loop-im.c: Likewise.
4420 * tree-ssa-loop-manip.c: Likewise.
4421 * tree-ssa-loop-niter.c: Likewise.
4422 * tree-ssa-loop-prefetch.c: Likewise.
4423 * tree-ssa-loop-unswitch.c: Likewise.
4424 * tree-ssa-loop.c: Likewise.
4425 * tree-ssa-propagate.c: Likewise.
4426 * tree-ssa-structalias.c: Likewise.
4427 * tree-ssa-tail-merge.c: Likewise.
4428 * tree-ssa-threadedge.c: Likewise.
4429 * tree-ssa-threadupdate.c: Likewise.
4430 * tree-ssa-uncprop.c: Likewise.
4431 * tree-ssa-uninit.c: Likewise.
4432 * tree-ssa.c: Likewise.
4433 * value-prof.c: Likewise.
4434 * var-tracking.c: Likewise.
4437 * config/m32r/m32r.c: Include dbxout.h.
4438 * config/pa/pa.c: Likewise.
4439 * config/rs6000/rs6000.c: Likewise.
4441 * Makefile.in: Fix dependencies.
4442 * config/rs6000/t-rs5000: Likewise.
4444 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
4446 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
4447 * gimple.h (block_in_transaction): Check for flag_tm.
4449 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
4451 PR tree-optimization/52558
4452 * cfg.c (alloc_aux_for_edge): Fix comment.
4453 (alloc_aux_for_edge): Remove static.
4454 * basic-block.h (alloc_aux_for_edge): Protoize.
4455 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
4456 (execute_sm_if_changed_flag): New.
4457 (execute_sm_if_changed_flag_set): New.
4458 (execute_sm): Do not generate data races unless requested.
4459 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
4460 (tree_ssa_lim_finalize): Call free_aux_for_edges.
4461 * gimple.h (block_in_transaction): New.
4462 (gimple_in_transaction): Use block_in_transaction.
4464 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
4467 * config/avr/avr.opt (-msp8): Document it.
4468 * doc/invoke.texi (AVR Options): Ditto. And document related
4471 2012-05-31 Diego Novillo <dnovillo@google.com>
4473 * configure.ac (CXX_FOR_BUILD): Define and substitute.
4474 (BUILD_CXXFLAGS): Define and substitute.
4475 * Makefile.in (BUILD_CXXFLAGS): Define.
4476 (CXX_FOR_BUILD): Define.
4477 (COMPILER_FOR_BUILD): Set to CXX_FOR_BUILD if building with C++.
4478 (LINKER_FOR_BUILD): Likewise.
4479 (BUILD_COMPILERFLAGS): Set to BUILD_CXXFLAGS if building with C++.
4480 (BUILD_LINKERFLAGS): Likewise.
4481 * configure: Regenerate.
4483 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
4485 * Makefile.in: Fix many dependencies.
4486 * tree-profile.c: Don't include regs.h.
4487 * tree-vectorizer.c: Don't include cfglayout.h.
4488 * tree-vect-stmts.c: Likewise.
4489 * tree-vect-slp.c: Likewise.
4490 * tree-vect-loop.c: Likewise.
4491 * reg-stack.c: Likewise.
4492 * tree-ssa-loop-manip.c: Likewise.
4493 * toplev.c: Likewise.
4494 * varasm.c: Don't include cfglayout.h, basic-block.h,
4495 and tree-iterator.h.
4496 * tree-cfgcleanup.c: Don't include cfglayout.h.
4497 * passes.c: Don't include cfglayout.h, dwarf2asm.h,
4498 dwarf2out.h, dbxout.h, sdbout.h, and xcoffout.h.
4499 * cgraphclones.c: Don't include plugin.h.
4501 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
4503 * config/avr/t-avr: Correct avr-mmcu.texi dependencies.
4504 (s-avr-mmcu-texi): Don't sed on gen-avr-mmcu-texi output.
4505 * doc/avr-mmcu.texi (svn:eol-style): Set to native.
4507 2012-05-31 Richard Guenther <rguenther@suse.de>
4509 * tree-loop-distribution.c (struct partition_s): New struct,
4510 typedef and vector type.
4511 (partition_alloc, partition_free): New functions.
4512 (generate_loops_for_partition, generate_builtin,
4513 generate_code_for_partition, rdg_flag_uses, rdg_flag_vertex,
4514 rdg_flag_vertex_and_dependent, rdg_flag_loop_exits,
4515 build_rdg_partition_for_component, can_generate_builtin,
4516 similar_memory_accesses, fuse_partitions_with_similar_memory_accesses,
4517 rdg_build_partitions, dump_rdg_partitions, debug_rdg_partitions,
4518 number_of_rw_in_partition, partition_contains_all_rw,
4519 ldist_gen): Use partition_t instead of bitmap.
4521 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
4523 * config/avr/gen-avr-mmcu-texi.c: Sort MCUs.
4524 * doc/avr-mmcu.texi: Regenerate.
4526 2012-05-31 Richard Guenther <rguenther@suse.de>
4528 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
4529 Use FOR_EACH_SSA_DEF_OPERAND.
4530 (generate_builtin): Adjust.
4531 (stmt_generated_in_another_partition): Remove.
4532 (add_scalar_computations_to_partition): Likewise.
4533 (rdg_build_partitions): Do not call
4534 add_scalar_computations_to_partition.
4536 2012-05-31 Eric Botcazou <ebotcazou@adacore.com>
4538 * tree-dfa.c (get_ref_base_and_extent): Compute the offset using
4539 double ints throughout.
4540 * tree-sra.c (build_user_friendly_ref_for_offset) <RECORD_TYPE>:
4541 Check that the position of the field is representable as an integer.
4543 2012-05-31 Richard Guenther <rguenther@suse.de>
4545 * tree-data-ref.c (dr_analyze_innermost): Properly convert
4546 the MEM_REF offset to sizetype.
4548 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
4550 * doc/invoke.texi (AVR Options): Fix typos.
4552 2012-05-31 Hans-Peter Nilsson <hp@axis.com>
4554 * config/cris/cris.h (CC1_SPEC): Pass through all -march=
4556 (ASM_SPEC): Ditto, not just -march=v32, but translate non-v10,
4557 non-v32 into --march=v0_v10.
4559 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
4561 * ira-int.h (target_ira_int): Rename x_move_cost to
4562 x_ira_register_move_cost, x_may_move_in_cost to
4563 x_ira_may_move_in_cost and x_may_move_out_cost to
4564 x_ira_may_move_out_cost. Delete the old fields with
4565 those names and also x_ira_max_register_move_cost,
4566 x_ira_max_may_move_in_cost and x_ira_max_may_move_out_cost.
4567 (move_cost, may_move_in_cost, may_move_out_cost)
4568 (ira_max_register_move_cost, ira_max_may_move_in_cost)
4569 (ira_max_may_move_out_cost): Delete.
4570 * ira.c (init_move_cost): Rename to...
4571 (ira_init_register_move_cost): ...this, deleting the old
4572 function with that name. Apply above variable renamings.
4573 Retain asserts for null fields.
4574 (ira_init_once): Don't initialize register move costs here.
4575 (free_register_move_costs): Apply above variable renamings.
4576 Remove code for deleted fields.
4578 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
4580 * ira.c (init_move_cost): Adjust choice of subclasses to match
4581 the current ira_init_register_move_cost choice. Use
4582 ira_class_subset_p instead of reg_class_subset_p.
4583 (ira_init_register_move_cost): Assert that move_cost,
4584 may_move_in_cost and may_move_out_cost already hold the desired
4585 values for their ira_* equivalents. For the latter two,
4586 ignore classes that can't store a register of the given mode.
4588 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
4590 * ira.c (setup_allocno_and_important_classes): Use
4591 ira_class_hard_regs_num to check whether a class has any
4592 allocatable registers.
4593 (ira_init_register_move_cost): Likewise.
4595 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
4597 * ira.c (init_move_cost): Adjust local variable names to match
4598 file conventions. Use ira_assert instead of gcc_assert.
4600 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
4602 * regs.h (move_table, move_cost, may_move_in_cost, may_move_out_cost):
4603 Move these definitions and associated target_globals fields to...
4604 * ira-int.h: ...here.
4605 * rtl.h (init_move_cost): Delete.
4606 * reginfo.c (last_mode_for_init_move_cost, init_move_cost): Move to...
4607 * ira.c: ...here, making the latter static.
4609 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
4611 * ira-costs.c (copy_cost): Use ira_init_register_move_cost_if_necessary
4612 and ira_register_move_cost instead of init_move_cost and move_cost.
4614 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
4616 * ira.h (target_ira): Delete x_ira_available_class_regs.
4617 (ira_available_class_regs): Delete.
4618 * ira.c (setup_available_class_regs): Delete.
4619 (setup_alloc_classes): Don't call it.
4620 (setup_pressure_classes): Use ira_class_hard_regs_num instead of
4621 ira_available_class_regs.
4622 * haifa-sched.c (print_curr_reg_pressure, setup_insn_reg_pressure_info)
4623 (model_spill_cost): Likewise.
4624 * ira-build.c (low_pressure_loop_node_p): Likewise.
4625 * ira-color.c (color_pass): Likewise.
4626 * ira-emit.c (change_loop): Likewise.
4627 * ira-lives.c (inc_register_pressure, dec_register_pressure)
4628 (single_reg_class, ira_implicitly_set_insn_hard_regs)
4629 (process_bb_node_lives): Likewise.
4630 * loop-invariant.c (gain_for_invariant): Likewise.
4632 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4635 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
4636 (pa_section_type_flags): New.
4637 (pa_legitimate_constant_p): Revert previous change.
4639 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
4641 * ira.c (allocate_initial_values): Make static.
4643 2012-05-30 Uros Bizjak <ubizjak@gmail.com>
4645 * config/i386/i386.c (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>:
4646 Generate tls_initial_exec_64_sun only when !TARGET_X32.
4648 2012-05-30 Richard Guenther <rguenther@suse.de>
4651 * fold-const.c (fold_binary_loc): Make sure to call
4652 fold_plusminus_mult_expr with the original sign of operands.
4654 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
4656 * Makefile.in: Fix many dependencies.
4657 (DWARF2_H): Depend on dwarf2.def.
4658 (RTL_ERROR_H): Depend on rtl-error.h.
4659 (TREE_PRETTY_PRINT_H, GIMPLE_PRETTY_PRINT_H): New. Replace
4660 all gimple-pretty-print.h and tree-pretty-print.h references.
4662 2012-05-30 Marc Glisse <marc.glisse@inria.fr>
4664 * simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
4667 2012-05-30 Richard Guenther <rguenther@suse.de>
4670 * tree-emutls.c (gen_emutls_addr): Do not add globals to
4673 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
4675 * explow.c (probe_stack_range): Restore simple control flow and stop
4676 again when the probe cannot be generated if HAVE_check_stack.
4678 2012-05-30 Jakub Jelinek <jakub@redhat.com>
4680 PR rtl-optimization/53519
4681 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
4682 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
4684 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4686 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
4688 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
4691 * doc/tm.texi: Update.
4692 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
4693 * target.def (force_at_comp_dir): New hook.
4694 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
4695 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
4697 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
4699 * config/darwin.h (STARTFILE_SPEC): Do not use -lbundle1.o when
4701 (DARWIN_DYLIB1_SPEC): Do not use -ldylib1.10.5.o when Darwin >= 10.
4702 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10.
4704 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
4707 * config/sh/sh.c (sh_option_override): Set TARGET_FMAC if
4708 flag_unsafe_math_optimizations is set.
4709 * doc/invoke.texi (SH Options): Add -mno-fused-madd description.
4710 Update description of -mfused-madd.
4712 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
4715 * config/sh/predicates.md (atomic_arith_operand,
4716 atomic_logical_operand): New predicates.
4717 * config/sh/sh.c (sh_option_override): Check atomic options.
4718 * config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
4719 UNSUPPORTED_HARD_ATOMIC_CPU): New macros.
4720 (DRIVER_SELF_SPECS): Use UNSUPPORTED_ATOMIC_OPTIONS and
4721 UNSUPPORTED_HARD_ATOMIC_CPU.
4722 * config/sh/sync.md: Update description comments.
4723 (I12): New mode iterator.
4724 (fetchop_predicate, fetchop_constraint): New code attributes.
4725 (atomic_compare_and_swapsi_hard, atomic_compare_and_swap<mode>_hard,
4726 atomic_exchangesi_hard, atomic_exchange<mode>_hard,
4727 atomic_fetch_<fetchop_name>si_hard,
4728 atomic_fetch_<fetchop_name><mode>_hard,
4729 atomic_fetch_nandsi_hard, atomic_fetch_nand<mode>_hard,
4730 atomic_<fetchop_name>_fetchsi_hard,
4731 atomic_<fetchop_name>_fetch<mode>_hard,
4732 atomic_nand_fetchsi_hard, atomic_nand_fetch<mode>_hard,
4733 atomic_test_and_set_hard): New insns.
4734 (atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
4735 atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
4736 atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
4737 atomic_test_and_set_soft): Use same formatting for the first line of
4738 the asm block as in new insns above.
4739 (atomic_compare_and_swap<mode>, atomic_exchange<mode>,
4740 atomic_fetch_<fetchop_name><mode>, atomic_<fetchop_name>_fetch<mode>,
4741 atomic_test_and_set): Integrate new *_hard insns into expanders.
4742 * config/sh/sh.opt (mhard-atomic): New option.
4743 * doc/invoke.texi (SH Options): Document it.
4745 2012-05-29 Meador Inge <meadori@codesourcery.com>
4747 * c-decl.c (c_push_function_context): Always create a new language
4749 (c_pop_function_context): Clear the language function created in
4750 c_push_function_context.
4752 2012-05-29 Matt Turner <mattst88@gmail.com>
4754 * config/alpha/ev6.md: (define_bypass "ev6_fmul,ev6_fadd"): New.
4755 (define_bypass "ev6_fcmov"): New.
4757 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
4759 * integrate.c: Remove.
4760 * integrate.h: Remove.
4761 * Makefile.in: Remove make rules for integrate.c and INTEGRATE_H.
4762 * config/arm/t-arm: Remove INTEGRATE_H dependency for target files.
4763 * config/rs6000/t-rs6000: Likewise
4764 * config/spu/t-spu-elf: Likewise.
4765 * function.h (get_hard_reg_initial_val, has_hard_reg_initial_val,
4766 get_hard_reg_initial_reg, emit_initial_value_sets): Move prototypes
4767 from integrate.h to here.
4768 (initial_value_entry): New prototype.
4769 * reload.h (allocate_initial_values): Remove prototype.
4770 * tree.h (set_decl_abstract_flags, set_decl_origin_self): Likewise.
4771 * cse.c (fixed_base_plus_p): Don't handle virtual registers for
4773 * dwarf2out.c (set_decl_origin_self, set_block_origin_self,
4774 set_decl_abstract_flags, set_block_abstract_flags): Move from
4775 integrate.c to here, the only user.
4776 * expmed.c (extract_fixed_bit_field): Remove outdated comment
4778 * function.c: Don't include integrate.h.
4779 (struct initial_value_pair, struct initial_value_struct,
4780 get_hard_reg_initial_val, has_hard_reg_initial_val,
4781 get_hard_reg_initial_reg, emit_initial_value_sets): Move from
4782 integrate.c to here.
4783 (initial_value_entry): New function.
4784 * genemit.c (main): Don't print integrate.h include line.
4785 * ira.c: Don't include integrate.h.
4786 (allocate_initial_values): Move from integrate.c to here.
4787 (ira): Update allocate_initial_values call.
4788 * tree-inline.c: Don't include integrate.h.
4789 (function_attribute_inlinable_p): Moved from integrate.c to here.
4790 * cfgexpand.c: Don't include integrate.h.
4791 * except.c: Likewise.
4792 * langhooks.c: Likewise.
4793 * passes.c: Likewise.
4794 * toplev.c: Likewise.
4795 * config/frv/frv.c: Likewise.
4796 * config/pa/pa.c: Likewise.
4797 * config/spu/spu.c: Likewise.
4798 * config/epiphany/epiphany.c: Likewise.
4799 * config/mep/mep.c: Likewise.
4800 * config/score/score.c: Likewise.
4801 * config/picochip/picochip.c: Likewise.
4802 * config/sh/sh.c: Likewise.
4803 * config/alpha/alpha.c: Likewise.
4804 * config/microblaze/microblaze.c: Likewise.
4805 * config/mips/mips.c: Likewise.
4806 * config/v850/v850.c: Likewise.
4807 * config/mmix/mmix.c: Likewise.
4808 * config/bfin/bfin.c: Likewise.
4809 * config/arm/arm.c: Likewise.
4810 * config/s390/s390.c: Likewise.
4811 * config/m32r/m32r.c: Likewise.
4812 * config/rs6000/rs6000.c: Likewise.
4813 * config/c6x/c6x.c: Include function.h instead of integrate.h.
4814 * config/tilegx/tilegx.c: Likewise.
4815 * config/tilepro/tilepro.c: Likewise.
4817 2012-05-29 Georg-Johann Lay <avr@gjlay.de>
4819 * config/avr/t-avr (s-avr-mmcu-texi): Call
4820 gen-avr-mmcu-texi$(build_exeext) via ./ and don't assume . is in PATH.
4822 2012-05-29 Michael Matz <matz@suse.de>
4824 * rtl.h (assign_stack_temp, assign_stack_temp_for_type,
4825 assign_temp): Remove 'keep' argument.
4826 (mark_temp_addr_taken): Remove prototype.
4827 * tree.h (expand_decl): Remove prototype.
4828 * function.c (struct temp_slot): Remove addr_taken and keep member.
4829 (assign_stack_temp_for_type) Don't initialize above, remove
4831 (assign_stack_temp, assign_temp): Remove keep argument.
4832 (mark_temp_addr_taken): Remove.
4833 (preserve_temp_slots): Remove handling of addr_taken and keep members.
4834 (free_temp_slots): Ditto.
4835 * expr.c (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Remove
4837 * stmt.c (expand_asm_operands): Remove dead code.
4838 (expand_decl): Remove.
4839 * c-decl.c (finish_struct): Don't call expand_decl.
4840 * builtins.c (expand_builtin_cexpi): Adjust calls to assign_temp
4841 and assign_stack_temp.
4842 * calls.c (save_fixed_argument_area, initialize_argument_information,
4843 expand_call, emit_library_call_value_1, store_one_arg): Ditto.
4844 * expmed.c (extract_bit_field_1): Ditto.
4845 * expr.c (emit_group_load_1, emit_group_store,
4846 copy_blkmode_from_reg, emit_push_insn, expand_assignment,
4847 store_field, expand_constructor, expand_cond_expr_using_cmove,
4848 expand_expr_real_2, expand_expr_real_1): Ditto.
4849 * stmt.c (expand_asm_operands, expand_return): Ditto.
4851 * function.c (pop_temp_slots): Call free_temp_slots.
4852 * calls.c (store_one_arg): Don't call preserve_temp_slots or
4854 * expr.c (expand_assignment): Don't call free_temp_slots.
4856 * config/arm/arm.c (neon_expand_vector_init): Ditto.
4857 * config/i386/i386.c (ix86_expand_vector_set): Ditto.
4858 (ix86_expand_vector_extract): Ditto.
4859 * config/ia64/ia64.c (spill_xfmode_rfmode_operand,
4860 ia64_expand_movxf_movrf): Ditto.
4861 * config/mips/mips.c (mips_expand_vi_general): Ditto.
4862 * config/mmix/mmix.md (floatdisf2, floatunsdisf2, truncdfsf2,
4863 extendsfdf2): Ditto.
4864 * config/rs6000/rs6000.c (rs6000_expand_vector_init,
4865 rs6000_expand_vector_set, rs6000_expand_vector_extract,
4866 rs6000_allocate_stack_temp): Ditto.
4867 * config/rs6000/rs6000.md (fix_trunctfsi2_fprs): Ditto.
4868 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
4869 sparc_emit_float_lib_cmp, sparc_emit_float_lib_cmp,
4870 sparc_expand_vector_init): Ditto.
4872 2012-05-29 Michael Matz <matz@suse.de>
4874 * c-tree.h (c_expand_decl): Remove prototype.
4876 * expr.c (expand_expr_real_1 <normal_inner_ref>): Don't allocate
4878 (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Make unreachable.
4879 * gimple-fold.c (canonicalize_constructor_val): Canonicalize
4880 COMPOUND_LITERAL_EXPR.
4881 * function.c (expand_function_start): Don't call expand_decl,
4882 instead assert that we have RTL assigned.
4883 * tree-ssa-live.c (remove_unused_locals): Clear
4884 nonlocal_goto_save_area if its backing variable is removed.
4885 * stmt.c (expand_asm_operands): Remove handling of non-lvalues
4887 (expand_decl): Assert that this does nothing.
4888 * calls.c (expand_call): Don't call mark_temp_addr_taken.
4890 2012-05-29 Richard Guenther <rguenther@suse.de>
4892 PR tree-optimization/53516
4893 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
4895 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
4897 2012-05-29 Joseph Myers <joseph@codesourcery.com>
4899 * LANGUAGES: Fix typos.
4900 * Makefile.in: Fix typos.
4901 * alias.c: Fix typos.
4902 * auto-inc-dec.c: Fix typos.
4903 * bb-reorder.c: Fix typos.
4904 * cfgcleanup.c: Fix typos.
4905 * cgraph.c: Fix typos.
4906 * cgraph.h: Fix typos.
4907 * cgraphunit.c: Fix typos.
4908 * collect2-aix.h: Fix typos.
4909 * collect2.c: Fix typos.
4910 * compare-elim.c: Fix typos.
4911 * config/alpha/vms.h: Fix typos.
4912 * config/arm/README-interworking: Fix typos.
4913 * config/arm/arm.c: Fix typos.
4914 * config/arm/iterators.md: Fix typos.
4915 * config/arm/vxworks.h: Fix typos.
4916 * config/avr/avr.c: Fix typos.
4917 * config/avr/avr.h: Fix typos.
4918 * config/avr/avr.md: Fix typos.
4919 * config/avr/builtins.def: Fix typos.
4920 * config/c6x/c6x.c: Fix typos.
4921 * config/cr16/cr16.c: Fix typos.
4922 * config/cr16/cr16.md: Fix typos.
4923 * config/cris/cris.md: Fix typos.
4924 * config/darwin.c: Fix typos.
4925 * config/darwin.opt: Fix typos.
4926 * config/i386/i386-c.c: Fix typos.
4927 * config/i386/i386.c: Fix typos.
4928 * config/ia64/ia64.c: Fix typos.
4929 * config/m68k/cf.md: Fix typos.
4930 * config/mep/mep.c: Fix typos.
4931 * config/microblaze/microblaze.c: Fix typos.
4932 * config/microblaze/microblaze.h: Fix typos.
4933 * config/mn10300/mn10300.c: Fix typos.
4934 * config/mn10300/mn10300.md: Fix typos.
4935 * config/pa/pa.c: Fix typos.
4936 * config/picochip/picochip.h: Fix typos.
4937 * config/rs6000/a2.md: Fix typos.
4938 * config/rs6000/rs6000.c: Fix typos.
4939 * config/rs6000/vector.md: Fix typos.
4940 * config/rx/rx.md: Fix typos.
4941 * config/rx/rx.opt: Fix typos.
4942 * config/s390/2097.md: Fix typos.
4943 * config/s390/s390.c: Fix typos.
4944 * config/s390/s390.h: Fix typos.
4945 * config/sh/sh.c: Fix typos.
4946 * config/sh/sh.md: Fix typos.
4947 * config/sparc/sync.md: Fix typos.
4948 * config/spu/spu.c: Fix typos.
4949 * config/spu/spu.md: Fix typos.
4950 * config/vms/vms.c: Fix typos.
4951 * config/vxworks-dummy.h: Fix typos.
4952 * config/vxworks.h: Fix typos.
4953 * cselib.c: Fix typos.
4954 * df-scan.c: Fix typos.
4956 * doc/extend.texi: Fix typos.
4957 * doc/install.texi: Fix typos.
4958 * doc/invoke.texi: Fix typos.
4959 * doc/md.texi: Fix typos.
4960 * doc/plugins.texi: Fix typos.
4961 * doc/rtl.texi: Fix typos.
4963 * dwarf2asm.c: Fix typos.
4964 * dwarf2out.c: Fix typos.
4965 * except.h: Fix typos.
4966 * expr.c: Fix typos.
4967 * fold-const.c: Fix typos.
4969 * gcse.c: Fix typos.
4970 * genautomata.c: Fix typos.
4971 * gengtype-state.c: Fix typos.
4972 * gengtype.c: Fix typos.
4973 * genhooks.c: Fix typos.
4974 * gimple-fold.c: Fix typos.
4975 * gimple-pretty-print.c: Fix typos.
4976 * gimple.c: Fix typos.
4977 * gimple.h: Fix typos.
4978 * gimplify.c: Fix typos.
4979 * graphite-interchange.c: Fix typos.
4980 * graphite-sese-to-poly.c: Fix typos.
4981 * ifcvt.c: Fix typos.
4982 * input.c: Fix typos.
4983 * ipa-cp.c: Fix typos.
4984 * ipa-inline-analysis.c: Fix typos.
4985 * ipa-inline-transform.c: Fix typos.
4986 * ipa-inline.c: Fix typos.
4987 * ipa-pure-const.c: Fix typos.
4988 * ipa-ref.h: Fix typos.
4989 * ipa-reference.c: Fix typos.
4990 * ipa-utils.c: Fix typos.
4992 * ira-emit.c: Fix typos.
4993 * ira-lives.c: Fix typos.
4994 * lto-streamer.c: Fix typos.
4995 * lto-streamer.h: Fix typos.
4996 * lto-wrapper.c: Fix typos.
4998 * mode-switching.c: Fix typos.
4999 * modulo-sched.c: Fix typos.
5000 * plugin.c: Fix typos.
5001 * postreload.c: Fix typos.
5002 * sched-deps.c: Fix typos.
5003 * sel-sched-ir.c: Fix typos.
5004 * sel-sched-ir.h: Fix typos.
5005 * sel-sched.c: Fix typos.
5006 * sese.c: Fix typos.
5007 * stor-layout.c: Fix typos.
5008 * target-hooks-macros.h: Fix typos.
5009 * target.def: Fix typos.
5010 * trans-mem.c: Fix typos.
5011 * tree-eh.c: Fix typos.
5012 * tree-predcom.c: Fix typos.
5013 * tree-sra.c: Fix typos.
5014 * tree-ssa-address.c: Fix typos.
5015 * tree-ssa-loop-ivopts.c: Fix typos.
5016 * tree-ssa-loop-niter.c: Fix typos.
5017 * tree-ssa-math-opts.c: Fix typos.
5018 * tree-ssa-pre.c: Fix typos.
5019 * tree-ssa-propagate.c: Fix typos.
5020 * tree-ssa-reassoc.c: Fix typos.
5021 * tree-ssa-sccvn.c: Fix typos.
5022 * tree-ssa-ter.c: Fix typos.
5023 * tree-ssa-uninit.c: Fix typos.
5024 * tree-ssanames.c: Fix typos.
5025 * tree-vect-generic.c: Fix typos.
5026 * tree-vect-slp.c: Fix typos.
5027 * tree.c: Fix typos.
5028 * tree.h: Fix typos.
5029 * varasm.c: Fix typos.
5030 * varpool.c: Fix typos.
5032 2012-05-29 Joseph Myers <joseph@codesourcery.com>
5034 * doc/include/texinfo.tex: Update to version 2012-05-16.16.
5036 2012-05-29 Richard Guenther <rguenther@suse.de>
5038 * tree-dfa.c (find_vars_r): Do not call add_referenced_vars
5040 (add_referenced_var_1): Re-organize. Assert we are not
5042 (remove_referenced_var): Likewise.
5043 * varpool.c (add_new_static_var): Use create_tmp_var_raw.
5044 * tree-mudflap.c (execute_mudflap_function_ops): Do not
5045 call add_referenced_var on globals.
5046 * matrix-reorg.c (transform_access_sites): Likewise.
5048 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
5050 * alias.c (reg_known_value): Make this a VEC.
5051 (reg_known_equiv_p): Make this an sbitmap.
5052 (reg_known_value_size): Remove.
5053 (get_reg_known_value, set_reg_known_value, get_reg_known_equiv_p,
5054 set_reg_known_equiv_p): Update for reg_known_value and
5055 reg_known_value_size data structure change.
5056 (init_alias_analysis, end_alias_analysis): Likewise.
5058 2012-05-29 Jakub Jelinek <jakub@redhat.com>
5061 * input.c (read_line): Use XRESIZEVEC instead of XNEWVEC
5062 to avoid leaking memory. No need to handle memory allocation
5063 failure. Double string_len on each reallocation instead of adding 2.
5064 * gcov.c (read_line): Likewise.
5066 2012-05-29 Hans-Peter Nilsson <hp@axis.com>
5068 * config/cris/cris.h (TARGET_HAS_BREAK, TARGET_TRAP_USING_BREAK8):
5070 * config/cris/cris.md ("trap"): Define, enabled for
5071 TARGET_TRAP_USING_BREAK8.
5072 * config/cris/cris.opt (mtrap-using-break8): New option.
5074 2012-05-28 Paolo Carlini <paolo.carlini@oracle.com>
5077 * doc/invoke.texi: Document -Wmissing-braces not enabled by -Wall
5080 2012-05-28 Hans-Peter Nilsson <hp@axis.com>
5082 * doc/md.texi (stack_protect_test): Remove negation of branch to label.
5083 (Standard Names): Fix typos in documentation of atomic patterns.
5085 2012-05-27 Nathan Sidwell <nathan@acm.org>
5087 * tree.c (build_constructor): Propagate TREE_SIDE_EFFECTS.
5089 2012-05-26 Jason Merrill <jason@redhat.com>
5092 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
5093 about array compound literals.
5095 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
5097 * cfgcleanup.c (try_optimize_cfg): Do not delete forwarder blocks
5098 if CLEANUP_NO_INSN_DEL.
5099 * cfgrtl.c (unique_locus_on_edge_between_p): New function extracted
5100 from cfg_layout_merge_blocks.
5101 (emit_nop_for_unique_locus_between): New function.
5102 (rtl_merge_blocks): Invoke emit_nop_for_unique_locus_between.
5103 (cfg_layout_merge_blocks): Likewise.
5105 2012-05-26 Dimitrios Apostolou <jimis@gmx.net>
5106 Paolo Bonzini <bonzini@gnu.org>
5108 * df-scan.c (df_def_record_1): Assert a parallel must contain an
5109 EXPR_LIST at this point. Receive the LOC and move its extraction...
5110 (df_defs_record): ... here. Change if-else to a switch statement.
5111 (df_find_hard_reg_defs, df_find_hard_reg_defs_1): New.
5112 (df_get_call_refs): Changed defs_generated from bitmap to HARD_REG_SET
5113 and compute it from df_find_hard_reg_defs(). Record DF_REF_BASE
5114 DEFs in REGNO order. Use HARD_REG_SET instead of bitmap for
5115 regs_invalidated_by_call.
5116 (df_insn_refs_collect): Record DF_REF_REGULAR DEFs after
5119 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
5122 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
5123 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
5125 2012-05-25 Michael Meissner <meissner@linux.vnet.ibm.com>
5127 * config/rs6000/t-linux64: Delete the 32-bit multilib that uses
5128 software floating point emulation. No longer build the multilibs
5129 with -mstrict-align.
5131 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
5134 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
5135 accessed indirectly.
5136 (ipa_tm_create_version): Same.
5138 2012-05-25 Uros Bizjak <ubizjak@gmail.com>
5141 * config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
5142 <case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
5144 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
5147 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
5148 (ix86_expand_vec_perm): Use int mode instead of float.
5149 (expand_vec_perm_pshufb): Remove handling of useseless type
5152 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
5155 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
5156 gnu_ld variables to yes.
5157 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
5158 (HAVE_GNU_AS): Likewise.
5159 * config.in: Regenerate.
5160 * configure: Likewise.
5162 2012-05-25 Tristan Gingold <gingold@adacore.com>
5164 * config/i386/i386.c (struct ix86_frame): Remove unused frame field.
5165 (ix86_compute_frame_layout): Fix type of stack_alignment_needed
5166 and preferred_alignment.
5168 2012-05-25 Tristan Gingold <gingold@adacore.com>
5170 * common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
5172 2012-05-25 Thomas Schwinge <thomas@codesourcery.com>
5174 * fold-const.c (optimize_bit_field_compare): Abort early in the strict
5175 volatile bitfields case.
5177 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
5179 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
5180 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
5181 (adjacent_mem_locations): Move some code to and call...
5182 (get_memref_parts): ...new function.
5183 (mem_locations_overlap): New function.
5184 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
5185 (is_mem_ref): Rename to...
5186 (find_mem_ref): ...this. Return MEM rtx.
5187 (get_store_dest): Remove function.
5188 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
5189 new parameter and adjust calls.
5190 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
5191 mem refs overlap for true_store_to_load_dep_costly.
5192 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
5193 passed to adjacent_mem_locations.
5194 (is_costly_group): Walk resolved dependency list.
5195 (force_new_group): Emit group ending nop for Power6/Power7.
5196 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
5197 (group_ending_nop): New define_insn.
5199 2012-05-24 Dodji Seketeli <dodji@redhat.com>
5201 Make unwound macro expansion trace less redundant
5202 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
5203 context of macro definition in the trace, when it's redundant.
5206 2012-05-24 Richard Guenther <rguenther@suse.de>
5209 * tree-profile.c (tree_profiling): Cleanup the CFG if
5210 execute_fixup_cfg requests it.
5212 2012-05-24 Richard Guenther <rguenther@suse.de>
5214 * tree-flow.h (create_var_ann): Remove.
5215 * tree-dfa.c (create_var_ann): Remove and inline into its
5217 (add_referenced_var_1): ... here.
5218 * varpool.c (add_new_static_var): Do not call add_referenced_var
5220 * gimple-fold.c (canonicalize_constructor_val): Likewise.
5221 * tree-switch-conversion.c (build_one_array): Likewise.
5222 * tree-profile.c (gimple_gen_ic_profiler): Likewise.
5223 * tree-flow-inline.h (gimple_referenced_vars): Guard against
5225 * tree-inline.c (remap_gimple_op_r): Likewise. Check
5226 gimple_referenced_vars instead of gimple_in_ssa_p.
5227 (copy_tree_body_r): Likewise.
5228 (setup_one_parameter): Likewise.
5229 (declare_return_variable): Likewise.
5230 (tree_function_versioning): Likewise.
5232 2012-05-24 Jakub Jelinek <jakub@redhat.com>
5234 PR tree-optimization/53465
5235 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
5236 vr0 into *vr, then vrp_meet that.
5237 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
5238 have any equivalences.
5239 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
5242 2012-05-24 Jim MacArthur <jim.macarthur@arm.com>
5244 * recog.c (reg_fits_class_p): Check both regno and regno + offset are
5246 * regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
5247 check end_regno - 1 is a hard register.
5249 2012-05-24 Richard Guenther <rguenther@suse.de>
5251 * varpool.c (add_new_static_var): Remove call to create_var_ann.
5252 * tree-ssa-operands.c (create_vop_var): Likewise.
5254 2012-05-24 Richard Guenther <rguenther@suse.de>
5257 * tree-ssa-live.c (remove_unused_scope_block_p): Properly
5259 (remove_unused_locals): Pass global_unused_vars to
5260 remove_unused_scope_block_p. Restore code walking all
5261 referenced vars and pruning them.
5263 2012-05-23 Jan Hubicka <jh@suse.cz>
5265 * tree.h (alias_diag_flags): Remove.
5266 (alias_pair): Remove emitted_diags.
5267 (finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
5268 symbol_alias_set_t, symbol_alias_set_destroy,
5269 symbol_alias_set_contains, propagate_aliases_backward): Remove.
5270 * toplev.c (compile_file): Do not call finish_aliases_2
5271 * cgraphunit.c (cgraph_process_new_functions): Do not call
5273 (handle_alias_pairs): Output diagnostics about aliases to externals.
5274 (assemble_thunks_and_aliases): Use do_assemble_alias.
5275 (output_weakrefs): Likewise.
5276 (finalize_compilation_unit): Do not call finish_aliases_1.
5277 * ipa.c (symtab_remove_unreachable_nodes): De not call
5278 remove_unreachable_alias_pairs.
5279 * varasm.c (do_assemble_alias): Export.
5280 (symbol_alias_set_create, symbol_alias_set_destroy,
5281 symbol_alias_set_contains, symbol_alias_set_insert,
5282 propagate_aliases_forward, propagate_aliases_backward,
5283 propagate_aliases_backward, trivially_visible_alias,
5284 trivially_defined_alias, remove_unreachable_alias_pairs,
5285 finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
5286 * output.h (do_assemble_alias): Declare.
5287 * varpool.c (varpool_remove_unreferenced_decls): Do not call
5290 2012-05-23 Martin Jambor <mjambor@suse.cz>
5292 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
5294 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
5296 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
5298 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
5299 (iterative_hash_gimple_type): Adjust comment.
5300 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
5301 domain for an array type instead of the domain type itself.
5303 2012-05-23 Richard Guenther <rguenther@suse.de>
5305 PR tree-optimization/53438
5306 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
5308 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
5311 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
5312 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
5315 2012-05-23 Richard Guenther <rguenther@suse.de>
5317 * tree-dfa.c (add_referenced_var_1): Do not add global vars.
5318 * tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
5319 via the global_unused_vars bitmap.
5320 (remove_unused_locals): Handle global vars in local-decls via
5321 a global_unused_vars bitmap instead of the used flag in the
5322 var annotation. Simplify global variable handling and removal.
5324 2012-05-22 Jan Hubicka <jh@suse.cz>
5327 * tree-ssa-structalias.c (create_variable_info_for): Skip constructors
5328 from other partitions.
5330 2012-05-22 Jan Hubicka <jh@suse.cz>
5333 * symtab.c (symtab_register_node): Fix ordering issue.
5335 2012-05-22 Steven Drake <sbd@NetBSD.org>
5337 * gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
5339 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
5341 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
5342 Use strip_name_encoding target hook.
5344 2012-05-22 Richard Guenther <rguenther@suse.de>
5346 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
5347 (init_function_for_compilation): Remove.
5348 * tree-dfa.c (find_vars_r): Take struct function argument.
5349 (find_referenced_vars_in): Adjust.
5350 * tree-ssa-operands.c (clobber_stats): Remove.
5351 (create_vop_var): Take struct function argument. Mark
5352 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
5353 (init_ssa_operands): Take struct function argument.
5354 (fini_ssa_operands): Do not dump dead stats.
5355 * tree-ssa-operands.h (init_ssa_operands): Take struct function
5357 * cgraphunit.c (init_lowered_empty_function): Adjust.
5358 * lto-streamer-in.c (input_cfg): Likewise.
5359 * tree-inline.c (initialize_cfun): Likewise.
5360 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
5361 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching cfun.
5362 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
5363 virtual operands are not registers.
5365 2012-05-22 Richard Guenther <rguenther@suse.de>
5367 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
5369 2012-05-22 Richard Guenther <rguenther@suse.de>
5372 * tree-inline.c (setup_one_parameter): Create a dummy init
5373 statement for unused parameters when not optimizing.
5375 2012-05-22 Richard Guenther <rguenther@suse.de>
5377 * tree-flow.h (add_referenced_var_1): Declare.
5378 (add_referenced_var): Define.
5379 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
5380 (add_referenced_var): Rename to ...
5381 (add_referenced_var_1): ... this. Take struct function argument.
5383 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5386 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
5387 * config/arm/arm.c (arm_validize_comparison): Define.
5388 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
5389 arm_validize_comparison.
5390 ("cbranchdi4"): Likewise.
5391 ("cstoredi4"): Likewise.
5392 ("movsicc"): Likewise.
5393 ("movsfcc"): Likewise.
5394 ("movdfcc"): Likewise.
5396 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
5398 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
5399 the mw_reg_pool size.
5401 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
5403 PR tree-optimization/53336
5404 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
5405 non-integer integral types to offset type and vice versa.
5407 2012-05-22 Alan Modra <amodra@gmail.com>
5409 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
5410 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
5411 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
5412 V_SAVE_INLINE): Delete.
5413 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
5414 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
5415 For ELF targets, use out-of-line restores for -Os and any number
5416 of regs if the restore exits, and out-of-line gp save for two or
5417 more regs. Use save_reg_p to test for holes in reg restore set.
5418 Replace "#if" with "if".
5420 2012-05-22 Alan Modra <amodra@gmail.com>
5422 * config/rs6000/rs6000.c (save_reg_p): New function.
5423 (first_reg_to_save, first_fp_reg_to_save): Use it here.
5424 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
5425 (emit_frame_save): Use gen_frame_store.
5426 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
5427 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
5429 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
5430 vrsave, toc, gp and fp restores.
5432 2012-05-22 Alan Modra <amodra@gmail.com>
5434 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
5435 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
5436 Move function pointer variables after forward declarations.
5437 (rs6000_builtin_support_vector_misalignment): Make static.
5438 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
5439 (rs6000_function_value, rs6000_can_eliminate): Likewise.
5441 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
5443 PR rtl-optimization/53373
5444 * caller-save.c (save_call_clobbered_regs): Look into a possible
5445 PARALLEL manually rather than using single_set on a call insn.
5447 2012-05-21 Jakub Jelinek <jakub@redhat.com>
5449 PR tree-optimization/53436
5450 * omp-low.c (omp_build_component_ref): New function.
5451 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
5453 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
5455 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
5457 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
5458 Do not print '.' here. Output operand lossage error for unhandled
5463 <case 'z'>: Hardcode "code" argument into error strings.
5465 <case 'D'>: Merge AVX and non-AVX codes.
5466 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
5467 Update call to put_condition_code.
5469 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
5471 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
5473 (clzsi2): New expander.
5474 (*clzsi2_68k): New insn.
5475 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
5477 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
5479 * gimple.h (gimple_set_in_transaction): Remove.
5480 (gimple_in_transaction): Look in BB instead.
5481 (gimple_statement_base): Remove in_transaction field.
5482 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
5483 * trans-mem.c (compute_transaction_bits): Place transaction bit
5484 information into basic blocks.
5486 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
5488 * expr.c (get_def_for_expr_class): Define only if
5489 HAVE_conditional_move.
5490 (convert_tree_comp_to_rtx): Likewise.
5492 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
5495 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
5497 (ffssi2_no_cmove): Ditto.
5498 (*ffs<mode>_1): Remove insn pattern.
5499 (*tzcnt<mode>_1): New insn pattern.
5500 (*bsf<mode>1): Ditto.
5502 2012-05-21 Richard Guenther <rguenther@suse.de>
5504 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
5505 more referenced vars.
5506 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
5507 flag on variables that have a var-annotation.
5509 2012-05-21 Joseph Myers <joseph@codesourcery.com>
5512 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
5513 from folded operands before wrapping another around the
5514 conditional expression.
5516 2012-05-21 Jakub Jelinek <jakub@redhat.com>
5518 PR tree-optimization/53366
5519 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
5520 tests if complex_numbers == 2, but there are non-complex number loads
5523 PR tree-optimization/53409
5524 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
5525 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
5527 PR tree-optimization/53410
5528 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
5529 instead of build_int_cst (type, 0) where vector types might be
5530 involved. Instead of build_int_cst (type, 1) convert the original
5531 integer_onep argument to the desired type.
5533 2012-05-21 Michael Matz <matz@suse.de>
5535 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
5536 (simplify_test_exp): Handle one more case of distributive law,
5537 decrease cost threshold.
5538 (tests_attr_p, get_attr_order): New functions.
5539 (optimize_attrs): Use topological order, inline only cheap values.
5540 (write_attr_set): Reset our_known_true after some time.
5542 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
5545 * config/i386/i386.c (type_natural_mode): Warn passing SSE
5546 vector argument without SSE enabled changes the ABI.
5548 2012-05-21 Richard Guenther <rguenther@suse.de>
5550 PR tree-optimization/53408
5551 * tree-vect-loop.c (vectorizable_induction): Properly check
5552 the restriction that we cannot handle induction results from
5553 the inner loop outside of the outer loop.
5555 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
5558 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
5559 (UNSPECV_RDRAND): This.
5560 (rdrand<mode>_1): Updated.
5562 2012-05-21 Richard Guenther <rguenther@suse.de>
5564 * tree-loop-distribution.c (can_generate_builtin): Reject
5567 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
5569 * Makefile.in (options.c): Add options.h to included header
5572 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
5574 * tree-parloops.c : Add myself to contributors, update
5575 TODO list, add link to wiki.
5577 2012-05-21 Alan Modra <amodra@gmail.com>
5579 * config/rs6000/predicates.md (input_operand): Don't match
5580 constant pool addresses. Remove label_ref, high and plus from
5581 match_code list. Remove redundant CONSTANT_P test.
5582 (splat_input_operand): Similarly update match_code list.
5583 (small_toc_ref): New predicate.
5584 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
5585 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
5586 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
5587 register checks to..
5588 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
5589 generated by create_TOC_reference.
5590 (rs6000_legitimize_address): Update cerate_TOC_reference call.
5591 (rs6000_delegitimize_address): Handle new rtl for toc refs.
5592 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
5593 (use_toc_relative_ref): New function, split out from..
5594 (rs6000_emit_move): ..here. Remove redundant tests. Update
5595 create_TOC_reference calls.
5596 (rs6000_legitimize_reload_address): Formatting. Handle splitting
5597 of medium/large model toc addresses. Use use_toc_relative_ref.
5598 (print_operand): Formatting, style. Adjust for toc changes.
5599 (print_operand_address): Likewise.
5600 (rs6000_output_addr_const_extra): Likewise.
5601 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
5602 than a PLUS. Use this formulation for both high and low part
5603 of -mcmodel=medium/large toc reference too. Before reload,
5604 always use the small model formulation.
5605 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
5606 a PLUS in high part of addresses here.
5607 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
5608 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
5609 (largetoc_high, largetoc_low): Move earlier. Cope when no
5611 (largetoc_high_plus): New insn.
5612 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
5613 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
5614 (tocref): ..instead do so here, new insn and split.
5616 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
5618 * config/i386/driver-i386.c (host_detect_local_cpu): Support
5619 RDRND, F16C and FSGSBASE.
5621 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5623 PR rtl-optimzation/53373
5624 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
5625 call pattern. Update split patterns.
5626 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
5627 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
5629 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
5631 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
5634 2012-05-18 Jan Hubicka <jh@suse.cz>
5636 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
5637 (cgraph_process_new_functions): Process also aliases.
5638 * lto-streamer-out.c (struct sets): Remove.
5639 (trivally_defined_alias): Remove.
5640 (output_alias_pair_p): Remove.
5641 (output_unreferenced_globals): Remove.
5642 (produce_symtab); Do not handle alias pairs.
5643 (produce_asm_for_decls): Likewise.
5644 * lto-streamer-in.c (input_alias_pairs): Remove.
5645 (lto_read_body): Do not input alias pairs.
5646 (lto_input_constructors_and_inits): Remove.
5648 2012-05-18 Jan Hubicka <jh@suse.cz>
5650 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
5653 2012-05-18 Jan Hubicka <jh@suse.cz>
5655 * cgraphbuild.c (record_reference): Update.
5656 * lto-cgraph.c (lto_output_varpool_node): External vars
5657 are not in other partition even if they are not output
5658 in current partition.
5659 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
5661 (canonicalize_constructor_val): Take FROM_DECL argument.
5662 (fold_ctor_reference, fold_string_cst_ctor_reference,
5663 fold_array_ctor_reference, fold_nonarray_ctor_reference,
5664 fold_ctor_reference): Likewise.
5665 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
5666 * gimple.h (gimple_fold_builtin): Likewise.
5668 2012-05-18 Olivier Hainque <hainque@adacore.com>
5670 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
5671 $(libsubdir) as libexecsubdir.
5673 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5675 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
5676 relied on signed overflow behavior.
5678 2012-05-18 Richard Guenther <rguenther@suse.de>
5680 PR tree-optimization/53346
5681 * tree-loop-distribution.c (ldist_gen): Make sure to apply
5682 builtin transform even when only a single partition with
5683 all reads/writes exists.
5685 2012-05-18 Richard Guenther <rguenther@suse.de>
5687 PR tree-optimization/53390
5688 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
5691 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5693 * tree-ssa-reassoc.c (bip_map): Remove decl.
5694 (completely_remove_stmt): Remove function.
5695 (remove_def_if_absorbed_call): Remove function.
5696 (remove_visited_stmt_chain): Remove __builtin_powi handling.
5697 (possibly_move_powi): Remove function.
5698 (rewrite_expr_tree): Remove calls to possibly_move_powi.
5699 (rewrite_expr_tree_parallel): Likewise.
5700 (attempt_builtin_powi): Build multiplies explicitly rather than
5701 relying on the ops vector and rank system.
5702 (transform_stmt_to_copy): New function.
5703 (transform_stmt_to_multiply): Likewise.
5704 (reassociate_bb): Handle leftover operations after __builtin_powi
5705 optimization; build a final multiply if necessary.
5707 2012-05-18 Jan Hubicka <jh@suse.cz>
5709 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
5710 (mark_functions_to_output): Fix sanity check.
5711 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
5713 2012-05-18 Richard Guenther <rguenther@suse.de>
5715 * tree-flow.h (mark_symbols_for_renaming): Remove.
5716 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
5717 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
5718 (copy_debug_stmt): Likewise.
5719 (expand_call_inline): Likewise.
5720 (declare_return_variable): Mark the return variable for renaming
5723 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
5725 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
5727 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
5728 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
5729 (ashrdi3,lshrdi3): Likewise.
5730 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
5732 2012-05-18 Meador Inge <meadori@codesourcery.com>
5734 PR rtl-optimization/53352
5735 * cse.c (equiv_constant): Ignore paradoxical subregs.
5737 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
5739 PR rtl-optimization/53125
5740 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
5741 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
5742 die in the basic block. Correctly top off REG_FREQ and
5743 REG_FREQ_CALLS_CROSSED.
5745 (regstat_compute_ri): Allocate and free local_live_last_luid.
5747 (regstat_bb_compute_calls_crossed): Correctly top off
5748 REG_FREQ_CALLS_CROSSED.
5750 2012-05-17 Jan Hubicka <jh@suse.cz>
5752 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
5753 constructor over decl without.
5754 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
5755 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
5756 * cgraphunit.c (process_function_and_variable_attributes): Finalize
5758 (mark_functions_to_output): Also accept bodies for functions with
5760 (output_in_order): Skip external vars.
5761 * lto-cgraph.c (lto_output_node): External functions are never in other
5763 (lto_output_varpool_node): Likewise.
5764 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
5765 forgotten initializers.
5766 * ipa.c (process_references): Handle external vars.
5767 (symtab_remove_unreachable_nodes): Update to handle external vars.
5768 (varpool_externally_visible_p): External vars are externally visible.
5769 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
5770 * varpool.c (varpool_remove_node): Remove constructor.
5771 (decide_is_variable_needed): Handle externals.
5772 (varpool_remove_unreferenced_decls): Likewise.
5774 2012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
5776 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
5777 (enable_warning_as_error): Do not special case Wuninitialized.
5778 * optc-gen.awk: Add sanity checks.
5780 2012-05-17 Jan Hubicka <jh@suse.cz>
5782 * ipa-reference.c (is_proper_for_analysis): Do not check flags
5783 that might change as result of global optimization.
5784 (analyze_function): Do not check analyzed and externally_visible
5785 flags; be happy about address dereferences.
5786 (propagate): Prune all_module_statics so it really contains just
5787 statics; prune all the local summaries.
5788 (ipa_reference_write_optimization_summary): Simplify.
5790 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
5792 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
5793 * config/m68k/m68k-tables.opt: Regenerated.
5794 * doc/invoke.texi (M680x0 Options): Document.
5796 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
5797 Patrick Marlier <patrick.marlier@gmail.com>
5799 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
5802 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
5804 * configure: Regenerated.
5806 2012-05-16 Andrew Pinski <apinski@cavium.com>
5808 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
5811 2012-05-16 David S. Miller <davem@davemloft.net>
5813 * jump.c (delete_related_insns): If we remove a CALL, make sure
5814 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
5816 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5818 PR tree-optimization/53217
5819 * tree-ssa-reassoc.c (bip_map): New static variable.
5820 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
5821 (attempt_builtin_powi): Save feeding multiplies on a stack.
5822 (reassociate_bb): Create and destroy bip_map.
5824 2012-05-16 Olivier Hainque <hainque@adacore.com>
5826 * Makefile.in (install-no-fixedincludes): New target, former toplevel
5827 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
5828 Add comments and improve stamp preservation across the whole sequence.
5829 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
5831 2012-05-16 Richard Guenther <rguenther@suse.de>
5833 * tree-inline.c (insert_init_stmt): Do not call
5834 mark_symbols_for_renaming.
5835 (setup_one_parameter): Avoid initializing unused parameters.
5836 (declare_return_variable): Properly handle DECL_BY_REFERENCE
5837 return vars in SSA form.
5839 2012-05-16 Richard Guenther <rguenther@suse.de>
5841 * tree-flow.h (get_virtual_var): Remove.
5842 * tree-dfa.c (get_virtual_var): Likewise.
5844 2012-05-16 Richard Guenther <rguenther@suse.de>
5846 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
5847 Remove set-only bitmap of new names.
5848 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
5850 * tree-flow.h (ssa_names_to_replace): Remove.
5851 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
5853 2012-05-16 Richard Guenther <rguenther@suse.de>
5855 PR tree-optimization/53364
5856 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
5857 detect a view-conversion of the decl.
5859 2012-05-16 Dodji Seketeli <dodji@redhat.com>
5861 PR preprocessor/7263
5862 * c-tree.h (enum c_declspec_word): Declare new enum.
5863 (struct c_declspecs::locations): New member.
5864 (declspecs_add_qual, declspecs_add_scspec)
5865 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
5867 * c-decl.c (build_null_declspecs): Initialize the new struct
5868 c_declspecs::locations member.
5869 (declspecs_add_addrspace): Take a location parameter for the
5870 address space. Store it onto declaration specifiers.
5871 (declspecs_add_qual): Likewise, take a location parameter for the
5873 (declspecs_add_type): Likewise, take a location parameter for the
5875 (declspecs_add_scspec): Likewise, take a location parameter for
5876 the storage class specifier.
5877 (declspecs_add_attrs): Likewise, take a location parameter for the
5879 (declspecs_add_alignas): Likewise, take a location parameter for
5881 (finish_declspecs): For diagnostics, use the location of the
5882 relevant declspec, instead of the global input_location.
5883 * c-parser.c (c_parser_parameter_declaration): Pass the precise
5884 virtual location of the declspec to the declspecs-setters.
5885 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
5888 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
5890 * configure.ac: Stack protector enabling for Android targets.
5891 * configure: Regenerate.
5893 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
5895 * ira.c (pseudo_move_insn): Delete.
5896 (find_moveable_pseudos): Don't set it.
5897 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
5898 the definitions of the original pseudo. Delete all of them.
5900 2012-05-16 Olivier Hainque <hainque@adacore.com>
5902 * config/rs6000/rs6000-opts.h (enum processor_type): Add
5904 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
5905 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
5906 * config/rs6000/8540.md: indicate that the units/patterns apply to
5909 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
5910 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
5911 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
5912 related flags, check that what is queried is supported by the selected
5913 configuration. Rework the single/double_float and MASK_STRING resets to
5914 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
5915 costs for PROCESSOR_PPC8548 as well.
5916 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
5917 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
5918 statement instead of a sequence of ifs.
5920 * config/rs6000/rs6000.h (TARGET_E500): Remove.
5921 (TARGET_NO_LWSYNC): Adjust accordingly.
5922 * config/rs6000/e500.h (TARGET_E500): Remove.
5923 (CHECK_E500_OPTIONS): Adjust accordingly.
5924 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
5925 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
5926 * config/rs6000/linuxspe.h: Likewise.
5927 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
5928 superfluous comments.
5929 * config/rs6000/e500-double.h: Remove.
5931 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
5932 default to with_cpu=8548 if --enable-e500-double, and to 8540
5934 (set misc flags section): For powerpc*|rs6000*, remove inclusion
5935 of e500-double.h for --enable-e500-double.
5937 2012-05-16 Olivier Hainque <hainque@adacore.com>
5939 * Makefile.in (s-header-vars): Resort to -n instead of trailing
5940 -e d in sed invocation.
5942 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
5944 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
5946 * doc/tm.texi: Regenerate.
5948 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
5950 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
5952 2012-05-15 Jakub Jelinek <jakub@redhat.com>
5955 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
5956 that operands[2] is either immediate, or q_regs_operand.
5958 2012-05-15 Richard Guenther <rguenther@suse.de>
5960 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
5961 (assemble_thunk): Likewise. Manually rename and register
5964 2012-05-15 Richard Guenther <rguenther@suse.de>
5966 PR tree-optimization/53355
5967 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
5970 2012-05-15 Tristan Gingold <gingold@adacore.com>
5972 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
5974 2012-05-15 Richard Guenther <rguenther@suse.de>
5976 * gimple.c (gimple_set_modified): Move ...
5977 * gimple.h (gimple_set_modified): ... here.
5979 2012-05-15 Tristan Gingold <gingold@adacore.com>
5981 * ira-color.c (move_spill_restore): Add a guard.
5983 2012-05-15 Tristan Gingold <gingold@adacore.com>
5985 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
5988 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
5990 * gimplify.c (gimplify_init_constructor): Do a block move for very
5991 small objects as well.
5993 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
5995 * ira.c (find_moveable_pseudos): Skip registers whose
5996 DF_REG_EQ_USE_COUNT is nonzero.
5998 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
6000 * doc/md.texi (fma): Define to only be applicable for single rounding.
6002 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
6005 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
6006 generate target register for "load" class builtins.
6009 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
6012 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
6013 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
6014 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
6015 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
6016 (<sse>_movu<ssemodesuffix>): New expander.
6017 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
6018 (avx_movdqu<avxmodesuffix>): New expander.
6019 (*sse2_movdqu): Rename from sse2_movdqu.
6020 (sse2_movdqu): New expander.
6022 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
6025 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
6026 (canonicalize_perm): ... new function.
6027 (expand_vec_perm_2vperm2f128_vshuf): New function.
6028 (ix86_expand_vec_perm_const_1): Call it.
6030 2012-05-14 Andrew Pinski <apinski@cavium.com>
6031 H.J. Lu <hongjiu.lu@intel.com>
6032 Jakub Jelinek <jakub@redhat.com>
6035 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
6038 2012-05-14 Jakub Jelinek <jakub@redhat.com>
6040 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
6041 lineno 1 the same as lineno 0 before first start file directive.
6042 (optimize_macinfo_range): Likewise.
6044 * dwarf2out.c (have_macinfo): Define.
6045 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
6046 attribute, don't force empty compilation unit and don't emit any
6047 .debug_macinfo/.debug_macro section if macinfo_table is empty.
6049 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
6052 * config/avr/avr.c (avr_const_address_lo16): Remove.
6053 (avr_assemble_integer): Print ".byte lo8(x)",
6054 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
6055 .warning if 3-byte address is assembled.
6056 * doc/extend.texi (AVR Named Address Spaces): Document that
6057 binutils 2.23 is needed to assemble 3-byte addresses.
6059 2012-05-14 Richard Guenther <rguenther@suse.de>
6061 * tree-vect-data-refs.c (vect_setup_realignment): Remove
6062 call to mark_symbols_for_renaming.
6063 (vect_permute_load_chain): Likewise.
6064 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
6065 instead of calling mark_symbols_for_renaming.
6066 * tree-vect-stmts.c (read_vector_array): Remove call to
6067 mark_symbols_for_renaming.
6068 (write_vector_array): Likewise.
6069 (vectorizable_call): Likewise.
6070 (vectorizable_store): Likewise.
6071 (vectorizable_load): Likewise.
6072 * matrix-reorg.c (transform_allocation_sites): Likewise.
6073 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
6074 (create_expression_by_pieces): Likewise.
6076 2012-05-14 Richard Guenther <rguenther@suse.de>
6078 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
6079 of statements for renaming.
6080 (force_gimple_operand_1): Likewise, consistently for both
6081 calls to force_gimple_operand and force_gimple_operand_gsi.
6083 2012-05-14 Richard Guenther <rguenther@suse.de>
6085 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
6086 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
6088 (expand_omp_for): Likewise.
6089 (expand_omp_for_generic): Adjust conditional add to referenced vars.
6090 Use make_rename_temp for temporaries that should be rewritten into
6092 (expand_omp_for_static_nochunk): Likewise.
6093 (expand_omp_atomic_pipeline): Likewise.
6095 2012-05-14 Richard Guenther <rguenther@suse.de>
6097 PR tree-optimization/53331
6098 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
6100 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
6102 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
6105 * doc/options.texi: (LangEnabledBy): Document it.
6106 * optc-gen.awk: Handle LangEnabledBy.
6107 * opth-gen.awk: Generate declaration for lang-specific functions.
6108 * opt-read.awk: Record lang numbers.
6109 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
6110 (lang_sanitized_name): New.
6112 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
6114 * attribs.c (decl_attributes): Avoid emitting a warning if
6116 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
6117 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
6118 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
6119 define a string "1".
6120 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
6121 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
6122 BUILT_IN_STRCPY): Use it for these functions.
6123 * postreload.c (reload_combine): Deal with SETs inside
6124 CALL_INSN_FUNCTION_USAGE.
6125 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
6126 Look for REG_RETURNED notes and use a cheap restore if possible.
6127 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
6128 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
6129 * ira-build.c (ira_create_allocno, create_cap_allocno,
6130 propagate_allocno_info, propagate_some_info_from_allocno,
6131 copy_info_to_removed_store_destination, ira_flattening): Handle it.
6132 * ira-lives.c (pseudo_regno_single_word_and_live_p,
6133 find_call_crossed_cheap_reg): New static functions.
6134 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
6135 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
6136 a REG_RETURNED note in that case.
6137 * ira.c (setup_reg_renumber): Change assert to allow cases where
6138 allocnos only cross calls for which they are cheap to restore.
6139 * ira-costs.c (ira_tune_allocno_costs): Compare
6140 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
6142 * reg-notes.def (REG_RETURNED): New note.
6143 * cse.c (cse_insn): Likewise.
6144 * sched-deps.c (sched_analyze_insn): Likewise.
6145 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
6146 * calls.c (decl_return_flags): New static function.
6147 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
6148 functions that return one of their arguments.
6149 * regcprop.c (struct kill_set_value_data): New.
6150 (kill_set_value): Interpret data as a pointer to such a struct.
6151 Do nothing if the caller wants the register to be ignored.
6152 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
6154 2012-05-14 Richard Guenther <rguenther@suse.de>
6156 PR tree-optimization/53340
6157 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
6159 2012-05-14 Richard Guenther <rguenther@suse.de>
6161 * gimplify.c (gimplify_expr): Remove odd code.
6163 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
6165 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
6166 into a PLUS_EXPR byte offset.
6168 * tree-ssa-pre.c (can_value_number_call): Delete.
6169 (compute_avail): Skip all statements with side effects.
6170 <GIMPLE_CALL>: Skip calls to internal functions.
6172 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
6174 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
6176 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
6178 * common.opt (Wtype-limits): Use EnabledBy.
6180 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
6182 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
6183 (pushtf splitter): Ditto.
6185 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
6186 (<code>tf2): Enable for TARGET_SSE.
6187 (*absnegtf2_sse): Ditto.
6188 (copysign<mode>3): Enable TFmode for TARGET_SSE.
6189 (copysign<mode>3_const): Ditto.
6190 (copysign<mode>3_var): Ditto.
6191 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
6192 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
6193 (*<code>tf3): Ditto.
6194 * config/i386/i386.c (struct builtin_description bdesc_args)
6195 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
6196 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
6197 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
6198 Emit a normal call if SSE isn't available.
6200 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
6202 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
6203 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
6204 (<code><mode>3): Ditto.
6205 (*andnot<mode>3): Ditto.
6206 (*andnottf3): Ditto.
6207 (*<code><mode>3): Ditto.
6210 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
6212 * optc-gen.awk: Error instead of warning for conflicting help.
6214 2012-05-12 Jason Merrill <jason@redhat.com>
6217 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
6220 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
6222 * function.c (requires_stack_frame_p): If the function can throw
6223 non-call exceptions, return true if the insn can throw internally.
6225 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
6227 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
6229 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
6231 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
6232 ORDERED and UNORDERED conditions.
6234 2012-05-11 Richard Guenther <rguenther@suse.de>
6236 * tree-flow.h (referenced_var_check_and_insert): Remove.
6237 (find_new_referenced_vars): Likewise.
6238 * tree-dfa.c (referenced_var_check_and_insert): Make static.
6239 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
6240 * tree-inline.c (copy_bb): Use find_referenced_vars_in
6241 instead of find_new_referenced_vars.
6242 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
6244 2012-05-11 Richard Guenther <rguenther@suse.de>
6246 * tree-pass.h (pass_rest_of_compilation,
6247 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
6249 * passes.c (pass_all_optimizations, pass_postreload,
6250 pass_all_early_optimizations): Make static.
6251 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
6252 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
6253 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
6254 (delete_tree_ssa): Do not call fini_phinodes.
6255 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
6257 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
6260 * doc/options.texi (EnabledBy): Document
6261 * opts.c: Include opts.h and options.h before tm.h.
6262 (finish_options): Do not handle some sub-options here...
6263 (common_handle_option): ... instead call common_handle_option_auto
6265 * optc-gen.awk: Handle EnabledBy.
6266 * opth-gen.awk: Declare common_handle_option_auto.
6267 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
6268 (Wmaybe-uninitialized): Likewise.
6269 (Wunused-but-set-variable): Likewise.
6270 (Wunused-function): Likewise.
6271 (Wunused-label): Likewise.
6272 (Wunused-value): Likewise.
6273 (Wunused-variable): Likewise.
6274 * opt-read.awk: Create opt_numbers array.
6276 2012-05-11 Richard Guenther <rguenther@suse.de>
6278 PR tree-optimization/53295
6279 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
6281 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
6282 strides when analyzing data-references in a loop context.
6283 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
6284 non-constant strides for now.
6285 (vect_enhance_data_refs_alignment): Ignore data references
6286 that are strided loads.
6287 (vect_analyze_data_ref_access): Handle non-constant strides.
6288 (vect_check_strided_load): Verify the data-reference is a load.
6289 (vect_analyze_data_refs): Restructure to make strided load
6290 support not dependent on gather support.
6291 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
6292 when doing strided or gather loads.
6293 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
6294 integer_zerop to compare stride with zero.
6296 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
6298 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
6300 2012-05-11 Jan Hubicka <jh@suse.cz>
6303 * varpool.c (varpool_assemble_decl): Also output constat pool entries
6304 that output_constant_pool missed.
6306 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
6308 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
6309 MULTILIB_EXTRA_OPTS.
6311 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
6314 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
6316 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
6318 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
6319 optimization for TARGET_AVX.
6320 (*movti_internal_sse): Ditto.
6321 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
6322 (*movdi_internal): Ditto.
6323 (*movsi_internal): Ditto.
6324 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
6325 (*movdf_internal_rex64): Ditto.
6326 (*movfd_internal): Ditto.
6327 (*movsf_internal): Ditto.
6328 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
6330 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
6332 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
6333 reference as size attribute.
6335 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
6336 Tristan Gingold <gingold@adacore.com>
6338 * doc/md.texi (Standard Names): Document probe_stack_address.
6339 * explow.c (emit_stack_probe): Handle probe_stack_address.
6340 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
6341 (UNSPECV_PROBE_STACK_RANGE): Likewise.
6342 (probe_stack_address): New insn.
6343 (probe_stack_range): Likewise.
6344 * config/ia64/ia64.c: Include common/common-target.h.
6345 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
6346 checking is enabled.
6347 (ia64_emit_probe_stack_range): New function.
6348 (output_probe_stack_range): Likewise.
6349 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
6350 builtin stack checking is enabled.
6351 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
6352 and UNSPECV_PROBE_STACK_ADDRESS.
6353 (unknown_for_bundling_p): New predicate.
6354 (group_barrier_needed): Use important_for_bundling_p.
6355 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
6356 (issue_nops_and_insn): Likewise.
6357 (bundling): Likewise.
6358 (final_emit_insn_group_barriers): Likewise.
6359 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
6360 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
6361 (STACK_CHECK_PROTECT): Likewise.
6362 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
6364 2012-05-10 Jan Hubicka <jh@suse.cz>
6366 * ipa-inline.c (update_all_callee_keys): Remove.
6367 (inline_small_functions): Simplify priority updating.
6369 2012-05-10 Jan Hubicka <jh@suse.cz>
6371 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
6373 2012-05-10 Jan Hubicka <jh@suse.cz>
6375 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
6376 (symtab_remove_unreachable_nodes): ... this one.
6377 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
6378 * cgraphunit.c (ipa_passes): Update.
6379 * cgraphclones.c (cgraph_materialize_all_clones): Update.
6380 * cgraph.c (cgraph_release_function_body): Only turn initial
6381 into error mark when initial was previously set.
6382 * ipa-inline.c (ipa_inline): Update.
6383 * ipa.c: Include ipa-inline.h
6384 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
6385 (enqueue_node): New function.
6386 (process_references): Update.
6387 (symtab_remove_unreachable_nodes): Cleanup.
6388 * passes.c (execute_todo, execute_one_pass): Update.
6390 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
6392 PR rtl-optimization/53125
6393 * ira.c (ira): Call find_moveable_pseudos and
6394 move_unallocated_pseudos if only ira_conflicts_p is true.
6396 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
6398 * config/i386/i386.md (*movoi_internal_avx): Handle
6399 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
6400 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
6401 (*movti_internal_sse): Ditto.
6402 (*movtf_internal): Ditto.
6403 * config/i386/sse.md (ssePSmode): New mode attribute.
6404 (*move<mode>_internal): Use ssePSmode.
6405 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
6406 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
6407 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
6408 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
6410 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
6412 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
6413 DECL_ORIGINAL_TYPE if it is present.
6415 2012-05-10 Nick Clifton <nickc@redhat.com>
6418 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
6419 a "0" constraint to being a (match_dup 0).
6421 2012-05-10 Richard Guenther <rguenther@suse.de>
6423 * stor-layout.c (byte_from_pos): Amend comment.
6425 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6427 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
6428 Document requirement to call in constructors.
6430 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
6432 2012-05-10 Richard Guenther <rguenther@suse.de>
6434 * tree.h (TYPE_IS_SIZETYPE): Remove.
6435 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
6436 (extract_muldiv_1): Likewise.
6437 * gimple.c (gtc_visit): Likewise.
6438 (gimple_types_compatible_p): Likewise.
6439 (iterative_hash_canonical_type): Likewise.
6440 (gimple_canonical_types_compatible_p): Likewise.
6441 * gimplify.c (gimplify_one_sizepos): Likewise.
6442 * print-tree.c (print_node): Likewise.
6443 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
6445 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
6448 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
6449 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
6450 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
6451 instead of xop_mulv2div2di3_low.
6452 (xop_p<macs>dql): Fix vec_select selector.
6453 (xop_p<macs>dqh): Ditto.
6454 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
6455 (xop_mulv2div2di3_high): Ditto.
6457 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
6460 * diagnostic.h (diagnostic_context): Add last_location.
6461 * diagnostic.c (diagnostic_initialize): Initialize it.
6462 (diagnostic_show_locus): Use it.
6464 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
6466 * doc/extend.texi (Function Attributes): Point xref to section
6469 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
6471 * config/i386/i386.c (*movdf_internal_rex64): Remove
6472 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
6473 Calculate "mode" attribute according to
6474 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
6475 (*movdf_internal): Ditto.
6477 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
6480 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
6481 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
6482 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
6483 or when optimizing for size.
6484 * config/i386/sse.md (*mov<mode>_internal): Remove
6485 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
6486 Calculate "mode" attribute according to optimize_function_for_size_p
6487 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
6488 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
6489 depending on the mode of the instruction. Calculate "mode" attribute
6490 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
6491 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
6492 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
6494 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
6497 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
6498 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
6499 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
6500 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
6501 (expand_prologue): Move initialization of cfun->machine->is_naked,
6502 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
6503 (avr_set_current_function): ...this new static function.
6504 (TARGET_SET_CURRENT_FUNCTION): New define.
6505 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
6506 checking attributes of current_function_decl.
6507 (avr_regs_to_save): Ditto.
6508 (signal_function_p): Rename to avr_signal_function_p.
6509 (interrupt_function_p): Rename to avr_interrupt_function_p.
6511 * doc/extend.texi (Function Attributes): Better explanation of
6512 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
6515 2012-05-09 Michael Matz <matz@suse.de>
6517 PR tree-optimization/53185
6518 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
6519 peeling when we see strided loads.
6521 2012-05-09 Matthias Klose <doko@ubuntu.com>
6523 * gcc-ar.c (main): Don't check for execute bits for the plugin.
6525 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6527 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
6528 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
6529 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
6530 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
6531 (USE_LOAD_POST_INCREMENT): Define.
6532 (USE_LOAD_PRE_INCREMENT): Define.
6533 (USE_LOAD_POST_DECREMENT): Define.
6534 (USE_LOAD_PRE_DECREMENT): Define.
6535 (USE_STORE_PRE_DECREMENT): Define.
6536 (USE_STORE_PRE_INCREMENT): Define.
6537 (USE_STORE_POST_DECREMENT): Define.
6538 (USE_STORE_POST_INCREMENT): Define.
6539 (arm_auto_incmodes): Add enumeration.
6540 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
6541 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
6543 2012-05-09 Jakub Jelinek <jakub@redhat.com>
6545 PR tree-optimization/53226
6546 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
6547 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
6548 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
6549 doesn't need to be revisited, look for earliest stmt with
6550 !gimple_plf (stmt, GF_PLF_1) if something changed.
6552 2012-05-09 Terry Guo <terry.guo@arm.com>
6554 * genmultilib: Update copyright dates.
6555 * doc/fragments.texi: Ditto.
6557 2012-05-09 Terry Guo <terry.guo@arm.com>
6559 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
6560 * genmultilib (MULTILIB_REQUIRED): New.
6561 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
6563 2012-05-09 Richard Guenther <rguenther@suse.de>
6565 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
6566 (vect_do_peeling_for_loop_bound): Likewise.
6567 (vect_do_peeling_for_alignment): Likewise.
6568 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
6569 (vect_do_peeling_for_loop_bound): Get check_profitability and
6570 threshold as parameters.
6571 (vect_do_peeling_for_alignment): Likewise.
6572 (vect_loop_versioning): Likewise.
6573 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
6574 and threshold here. Control where to put the check here.
6576 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
6579 * dwarf2out.h (get_address_mode): Move declaration to...
6581 * dwarf2out.c (get_address_mode): Move definition to...
6582 * rtlanal.c: ...here.
6583 * var-tracking.c (get_address_mode): Delete.
6584 * combine.c (find_split_point): Use get_address_mode instead of
6585 targetm.addr_space.address_mode.
6586 * cselib.c (cselib_record_sets): Likewise.
6587 * dse.c (canon_address, record_store): Likewise.
6588 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
6589 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
6590 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
6591 (expand_expr_real_1): Likewise.
6592 * ifcvt.c (noce_try_cmove_arith): Likewise.
6593 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
6594 * reload.c (find_reloads): Likewise.
6595 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
6596 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
6598 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
6600 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
6601 information from the instruction produced.
6603 2012-05-09 Richard Guenther <rguenther@suse.de>
6605 * stor-layout.c (bit_from_pos): Document.
6606 (byte_from_pos): Likewise. Optimize.
6607 (pos_from_bit): Likewise.
6608 (normalize_offset): Use pos_from_bit instead of replicating it.
6610 2012-05-09 Alan Modra <amodra@gmail.com>
6613 * config/rs6000/rs6000.c (gen_frame_set): New function.
6614 (gen_frame_load, gen_frame_store): New functions.
6615 (rs6000_savres_rtx): Use the above.
6616 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
6617 Correct mode used for CR2 in save/restore_world patterns.
6618 Don't emit instructions for eh_return frame unwind reg info.
6620 2012-05-08 Jan Hubicka <jh@suse.cz>
6622 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
6624 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
6626 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
6628 (compile_file): Do not output variables.
6629 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
6631 * langhooks.c: Include timevar.h
6632 (write_global_declarations): Finalize compilation unit after wrapup;
6633 set timevars correctly.
6634 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
6635 not to be added to varpool.
6636 * varpool.c (varpool_assemble_decl): Sanity check that we are called
6637 only on cases where it makes sense; skip constant pool and value expr
6640 2012-05-08 David S. Miller <davem@davemloft.net>
6642 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
6643 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
6644 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
6646 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
6648 PR rtl-optimization/53278
6649 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
6650 speed_p code from earlier patch.
6652 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
6655 * config/sh/sh.md (*branch_true, *branch_false): New insns.
6657 2012-05-08 Teresa Johnson <tejohnson@google.com>
6659 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
6660 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
6662 2012-05-08 Jan Hubicka <jh@suse.cz>
6664 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
6665 (cgraph_create_node_1): Rename to ...
6666 (cgraph_create_empty_node): ... this one; export.
6667 (cgraph_create_node): Update.
6668 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
6669 (cgraph_create_edge_including_clones): Likewise.
6670 (cgraph_find_replacement_node): Likewise.
6671 (cgraph_clone_edge): Likewise.
6672 (cgraph_clone_node): Likewise.
6673 (clone_function_name): Likewise.
6674 (cgraph_create_virtual_clone): Likewise.
6675 (cgraph_remove_node_and_inline_clones): Likewise.
6676 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
6677 * cgraph.h: Reorder declarations so they match file of origin.
6678 (cgraph_create_empty_node): Declare.
6679 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
6680 (cgraph_copy_node_for_versioning): Likewise.
6681 (cgraph_function_versioning): Likewise.
6682 (cgraph_materialize_clone): Likewise.
6683 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
6684 (cgraph_materialize_all_clones): Likewise.
6685 * cgraphclones.c: New file.
6686 * Makefile.in: Update for cgraphclones.
6688 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
6691 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
6692 (ix86_rtx_costs): Handle SET.
6694 2012-05-08 Michael Matz <matz@suse.de>
6696 * basic-block.h (struct rtl_bb_info): Remove visited member and
6697 move head_ member to ...
6698 (struct basic_block_def.basic_block_il_dependent): ... the new
6699 member x, replacing but containing old member rtl.
6700 (enum bb_flags): New BB_VISITED flag.
6701 (BB_HEADER, BB_FOOTER): New macros.
6703 * jump.c (mark_all_labels): Adjust.
6704 * cfgcleanup.c (try_optimize_cfg): Adjust.
6705 * cfglayout.c (record_effective_endpoints): Adjust.
6706 (relink_block_chain): Ditto (and don't fiddle with visited).
6707 (fixup_reorder_chain): Adjust.
6708 (fixup_fallthru_exit_predecessor): Ditto.
6709 (cfg_layout_duplicate_bb): Ditto.
6710 * combine.c (update_cfg_for_uncondjump): Adjust.
6711 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
6712 (bb_visited_trace): New accessor.
6713 (mark_bb_visited): Move in front.
6714 (rotate_loop): Use bb_visited_trace.
6715 (find_traces_1_round): Ditto.
6716 (emit_barrier_after): Ditto.
6717 (copy_bb): Ditto, and initialize visited on resize.
6718 (reorder_basic_blocks): Initize visited member.
6719 (duplicate_computed_gotos): Clear bb flags at start, use
6722 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
6723 (rtl_verify_flow_info_1): Ditto.
6724 (cfg_layout_split_block): Ditto.
6725 (cfg_layout_delete_block): Ditto.
6726 (cfg_layout_merge_blocks): Ditto.
6727 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
6729 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
6732 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
6733 when a constant source operand matches an "I" constraint, the "no
6734 CC0 change" applies to a register-destination only, not a
6735 strict_low_part-destination.
6737 2012-05-08 Richard Guenther <rguenther@suse.de>
6739 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
6740 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
6742 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
6744 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
6746 * doc/avr-mmcu.texi: New auto-generated file.
6747 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
6748 to document all valid -mmcu= arguments.
6750 * config/avr/avr.h (arch_info_s): New struct definition.
6751 * config/avr/avr-devices.c (avr_texinfo): New variable.
6752 * config/avr/gen-avr-mmcu-texi.c: New file.
6753 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
6755 2012-05-08 Dehao Chen <dehao@google.com>
6757 * predict.c (find_qualified_ssa_name): New.
6758 (find_ssa_name_in_expr): New.
6759 (find_ssa_name_in_assign_stmt): New.
6760 (is_comparison_with_loop_invariant_p): New.
6761 (is_bound_expr_similar): New.
6762 (predict_iv_comparison): New.
6763 (predict_loops): Add heuristic for loop-nested branches that compare an
6764 induction variable to a loop bound variable.
6765 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
6767 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
6769 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
6770 TARGET_BDVER2 defines where appropriate.
6772 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
6774 * configure.ac (PLUGIN_LD): Rename into...
6775 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
6776 * config.in: Regenerate.
6777 * configure: Likewise.
6778 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
6780 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
6782 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
6783 computation using the precision of the index type.
6784 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
6785 (fold_array_ctor_reference): Do index computations in the index type.
6787 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
6789 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
6790 down to plus_constant.
6791 (expand_epilogue): Ditto.
6793 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
6795 * postreload.c (reload_cse_regs): Make static.
6796 * reload.h (reload_cse_regs): Remove prototype.
6798 2012-05-07 Richard Henderson <rth@redhat.com>
6800 * config/alpha/alpha.md (clear_cache): New pattern.
6802 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
6805 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
6806 is folded to a type boundary value, verify that the resulting case
6807 label is still a care range.
6809 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
6811 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
6812 only for TARGET_GENERIC, when not optimizing for size.
6813 (*ffs<mode>_1): Ditto.
6815 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
6817 * tree-cfg.c (verify_gimple_switch): Tighten checks.
6819 2012-05-07 Jakub Jelinek <jakub@redhat.com>
6821 PR tree-optimization/53239
6822 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
6823 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
6825 2012-05-07 Richard Guenther <rguenther@suse.de>
6827 PR tree-optimization/53195
6828 * tree-inline.c (setup_one_parameter): Properly add referenced
6829 vars from the parameters new known value.
6831 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
6833 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
6834 (sched_branch_type): Remove.
6835 (m68k_sched_md_init_global): Don't allocate it.
6836 (m68k_sched_md_finish_global): Don't free it.
6837 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
6838 * config/m68k/m68k.md: Set the type of insns using
6839 m68k_sched_branch_type to bcc directly.
6841 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6843 * config/sol2.c (solaris_override_options): New function.
6844 * config/sol2-protos.h (solaris_override_options): Declare.
6845 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
6847 2012-05-07 Richard Guenther <rguenther@suse.de>
6849 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
6850 whether we failed to compute data dependences.
6851 (loop_prefetch_arrays): Fail if we failed.
6853 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
6854 Paolo Bonzini <bonzini@gnu.org>
6856 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
6857 Emit bsf when optimizing for size.
6858 (*ffs<mode>_1): Ditto.
6860 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
6863 * config/sh/sh.c (sh_rtx_costs): Handle SET.
6865 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
6868 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
6869 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
6870 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
6872 (*bswapdi2_doubleword): New insn pattern.
6873 (*bswap<mode>2): Rename from *bswap<mode>2_1.
6875 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
6877 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
6878 (mips_set_reg_reg_cost): Likewise.
6879 (mips_rtx_costs): Handle SET.
6881 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
6883 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
6884 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
6885 to compute the cost of moves. Set the mode of the target register.
6887 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
6889 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
6890 plus_constant function.
6891 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
6892 that the mode is sensible.
6893 (use_anchored_address, round_push, allocate_dynamic_stack_space)
6894 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
6897 * alias.c (canon_rtx): Likewise.
6898 (init_alias_analysis): Likewise.
6899 * builtins.c (expand_builtin_return_addr)
6900 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
6901 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
6902 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
6903 (expand_builtin_stpcpy): Likewise.
6904 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
6905 (compute_argument_addresses, internal_arg_pointer_based_exp)
6906 (expand_call, emit_library_call_value_1): Likewise.
6907 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
6908 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
6909 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
6910 * cse.c (insert_const_anchor, find_reg_offset_for_const)
6911 (use_related_value, fold_rtx): Likewise.
6912 * cselib.c (cselib_subst_to_values): Likewise.
6913 * dse.c (record_store, check_mem_read_rtx): Likewise.
6914 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
6915 * emit-rtl.c (adjust_address_1): Likewise.
6916 * except.c (sjlj_emit_function_enter)
6917 (expand_builtin_extract_return_addr)
6918 (expand_builtin_frob_return_addr): Likewise.
6919 * expmed.c (expand_divmod): Likewise.
6920 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
6921 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
6922 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
6923 * function.c (assign_stack_local_1)
6924 (instantiate_virtual_regs_in_rtx): Likewise.
6925 * optabs.c (prepare_cmp_insn): Likewise.
6926 * recog.c (offsettable_address_addr_space_p): Likewise.
6927 * reload.c (find_reloads_address, form_sum)
6928 (find_reloads_subreg_address): Likewise.
6929 * reload1.c (init_reload, eliminate_regs_1)
6930 (eliminate_regs_in_insn): Likewise.
6931 * simplify-rtx.c (simplify_unary_operation_1)
6932 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
6933 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
6934 (vt_add_function_parameter): Likewise.
6936 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
6937 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
6938 * config/alpha/alpha.c (alpha_legitimize_address_1)
6939 (get_unaligned_address, alpha_expand_unaligned_load)
6940 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
6941 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
6942 (alpha_expand_builtin_establish_vms_condition_handler)
6943 (alpha_setup_incoming_varargs, emit_frame_store_1)
6944 (alpha_expand_prologue, alpha_expand_epilogue)
6945 (alpha_use_linkage): Likewise.
6946 * config/alpha/alpha.md: Likewise.
6948 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
6949 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
6950 (thumb_legitimize_address, arm_gen_load_multiple_1)
6951 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
6952 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
6953 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
6954 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
6955 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
6956 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
6957 (thumb_expand_movmemqi, arm_set_return_address)
6958 (thumb_set_return_address): Likewise.
6959 * config/arm/arm.md: Likewise.
6961 * config/avr/avr.c (avr_incoming_return_addr_rtx)
6962 (avr_prologue_setup_frame, expand_epilogue)
6963 (avr_const_address_lo16): Likewise.
6965 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
6966 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
6967 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
6968 (bfin_output_mi_thunk): Likewise.
6970 * config/c6x/c6x.c (c6x_initialize_trampoline)
6971 (c6x_output_mi_thunk): Likewise.
6973 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
6974 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
6976 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
6977 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
6978 (cris_emit_movem_store, cris_trampoline_init): Likewise.
6979 * config/cris/cris.md: Likewise.
6981 * config/darwin.c (machopic_indirect_data_reference)
6982 (machopic_legitimize_pic_address): Likewise.
6984 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
6985 (epiphany_expand_prologue, epiphany_expand_epilogue)
6986 (epiphany_trampoline_init): Likewise.
6987 * config/epiphany/epiphany.md: Likewise.
6989 * config/fr30/fr30.c (fr30_move_double): Likewise.
6991 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
6992 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
6993 (frv_index_memory, unspec_got_name, frv_find_base_term)
6994 (frv_output_dwarf_dtprel): Likewise.
6996 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
6997 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
6999 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
7000 * config/i386/i386.c (setup_incoming_varargs_64)
7001 (setup_incoming_varargs_ms_64, choose_baseaddr)
7002 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
7003 (ix86_emit_probe_stack_range, ix86_expand_prologue)
7004 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
7005 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
7006 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
7007 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
7008 (x86_output_mi_thunk): Likewise.
7009 * config/i386/i386.md: Likewise.
7011 * config/ia64/ia64.c (ia64_expand_load_address)
7012 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
7013 (do_spill, ia64_trampoline_init): Likewise.
7015 * config/iq2000/iq2000.c (iq2000_va_start)
7016 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
7017 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
7018 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
7020 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
7022 * config/m32c/m32c.c (m32c_return_addr_rtx)
7023 (m32c_expand_insv): Likewise.
7025 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
7026 (m32r_legitimize_pic_address, m32r_print_operand)
7027 (m32r_print_operand_address): Likewise.
7029 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
7030 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
7031 (EH_RETURN_HANDLER_RTX): Likewise.
7032 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
7033 (m68k_expand_epilogue, legitimize_pic_address)
7034 (m68k_output_mi_thunk): Likewise.
7035 * config/m68k/m68k.md: Likewise.
7037 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
7038 (mcore_expand_epilog): Likewise.
7039 * config/mcore/mcore.md: Likewise.
7041 * config/mep/mep.c (mep_allocate_initial_value)
7042 (mep_expand_prologue, mep_expand_epilogue): Likewise.
7044 * config/microblaze/microblaze.c (double_memory_operand)
7045 (microblaze_block_move_loop): Likewise.
7047 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
7048 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
7049 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
7050 (mips_expand_prologue, mips_epilogue_set_cfa)
7051 (mips_expand_epilogue): Likewise.
7052 * config/mips/mips.md: Likewise.
7054 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
7055 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
7057 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
7058 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
7060 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
7061 (EH_RETURN_HANDLER_RTX): Likewise.
7062 * config/moxie/moxie.c (moxie_static_chain): Likewise.
7064 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
7065 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
7066 (pa_return_addr_rtx, hppa_builtin_saveregs)
7067 (pa_trampoline_init): Likewise.
7068 * config/pa/pa.md: Likewise.
7070 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
7072 * config/picochip/picochip.c (picochip_static_chain): Likewise.
7074 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
7075 * config/rs6000/rs6000.c (rs6000_legitimize_address)
7076 (setup_incoming_varargs, print_operand, rs6000_return_addr)
7077 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
7078 (rs6000_emit_epilogue)
7079 (rs6000_machopic_legitimize_pic_address): Likewise.
7081 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
7083 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
7084 (DYNAMIC_CHAIN_ADDRESS): Likewise.
7085 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
7086 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
7087 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
7088 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
7089 (s390_emit_epilogue, s390_function_profiler): Likewise.
7090 * config/s390/s390.md: Likewise.
7092 * config/score/score.c (score_add_offset, score_prologue): Likewise.
7094 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
7095 (sh_output_mi_thunk): Likewise.
7096 * config/sh/sh.md: Likewise.
7098 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
7099 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
7100 * config/sparc/sparc.c (sparc_legitimize_pic_address)
7101 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
7102 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
7103 (emit_and_preserve): Likewise.
7104 * config/sparc/sparc.md: Likewise.
7106 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
7107 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
7108 (spu_setup_incoming_varargs, ea_load_store_inline)
7109 (spu_expand_load): Likewise.
7111 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
7112 (combine_bnp): Likewise.
7114 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
7115 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
7116 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
7118 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
7119 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
7120 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
7122 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
7123 * config/v850/v850.md: Likewise.
7125 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
7126 (EH_RETURN_HANDLER_RTX): Likewise.
7127 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
7128 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
7129 (print_operand_address, vax_trampoline_init): Likewise.
7131 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
7132 (xtensa_function_value_regno_p): Likewise.
7134 2012-05-04 Andrew Pinski <apinski@cavium.com>
7136 * expr.c (get_def_for_expr_class): New function.
7137 (convert_tree_comp_to_rtx): New function.
7138 (expand_cond_expr_using_cmove): New function.
7139 (expand_expr_real_2 <case COND_EXPR>): Call
7140 expand_cond_expr_using_cmove first and return if it succeeds.
7141 Remove the check for HAVE_conditional_move since we should have
7142 already converted it to a conditional move.
7143 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
7144 modes of DImode for 32bits and TImode.
7146 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
7149 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
7150 (print_md_ptr_loc, print_c_condition): Use them.
7151 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
7152 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
7153 attr_file, dfa_file, latency_file): New global variables.
7154 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
7155 write_upcase, write_indent, write_length_unit_log, write_test_expr,
7156 write_attr_get, write_insn_cases, write_eligible_delay,
7157 write_const_num_delay_slots): Accept FILE pointer and toss it around.
7159 (write_header, open_outfile, handle_arg): New funcions.
7160 (make_automaton_attrs): Write prototypes as extern to the output
7162 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
7163 names from the command line. Open the output files and write out
7164 internal functions for DFA functions to dfa_file_name, insn latency
7165 functions to latency_file_name, and everything else to attr_file.
7166 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
7167 (BACKEND): Build libbackend first.
7168 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
7169 (.PRECIOUS): Likewise.
7170 (insn-dfatab.o): New rule.
7171 (insn-latencytab.o): New rule.
7172 (simple_rtl_generated_c): Do not include insn-attrtab.c.
7173 (s-attrtab): New rule.
7175 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
7177 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
7178 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
7179 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
7180 * reorg.c (get_jump_flags): Do not set the removed flags.
7182 * doc/md.texi (attr_flag): Update for abovementioned changes.
7184 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
7187 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
7188 (TARGET_CMOV): Rename from TARGET_CMOVE.
7189 (TARGET_CMOVE): New define.
7190 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
7191 Do not set TARGET_CMOVE here.
7193 2012-05-04 Dodji Seketeli <dodji@redhat.com>
7195 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
7196 * opts.c (finish_options): Activate -Wunused-local-typedefs if
7197 -Wunused is activated.
7198 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
7200 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7202 * config/s390/s390.md (*movmem_short, *clrmem_short)
7203 (*cmpmem_short): Move the mode check from the insn condition to
7206 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
7208 PR tree-optimization/52633
7209 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
7210 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
7211 (vect_recog_over_widening_pattern): Remove handling of code that was
7212 already detected as over-widening pattern. Remove special handling
7213 of "unsigned" cases. Instead, support general case of conversion
7214 of the shift result to another type.
7216 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
7218 * tree-vect-patterns.c (vect_single_imm_use): New function.
7219 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
7220 (vect_recog_over_widening_pattern): Likewise.
7221 (vect_recog_widen_shift_pattern): Likewise.
7223 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
7225 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
7226 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
7227 (vect_recog_widen_mult_pattern): Likewise.
7228 (vect_operation_fits_smaller_type): Likewise.
7229 (vect_recog_over_widening_pattern): Likewise.
7230 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
7232 2012-05-04 Richard Guenther <rguenther@suse.de>
7235 * lto-wrapper.c (merge_and_complain): Complain about mismatches
7236 of -freg-struct-return and -fpcc-struct-return.
7237 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
7238 from the input file options and ignore those from the link
7241 2012-05-04 Richard Guenther <rguenther@suse.de>
7243 PR tree-optimization/53168
7244 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
7245 memory reads when the result is a constant we can pun.
7247 2012-05-04 Richard Guenther <rguenther@suse.de>
7249 * common.opt (flto-report): Do not mark as Optimization.
7251 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
7254 * recog.c (constrain_operands): If extra constraints are present, also
7255 accept pseudo-registers with equivalent memory locations during reload.
7257 2012-05-04 Olivier Hainque <hainque@adacore.com>
7259 * collect2.c (may_unlink_output_file): New global.
7260 (maybe_unlink): Honor it.
7261 * collect2.h: Add extern for it.
7262 * tlink.c (do_tlink): Set it to true if the link succeeded.
7264 2012-05-04 Olivier Hainque <hainque@adacore.com>
7266 * gcc.c (eval_spec_function): Finalize/restore the current string
7267 obstack state as part of the context push/pop operations.
7269 2012-05-04 Bin Cheng <bin.cheng@arm.com>
7271 PR rtl-optimization/52804
7272 * reload1.c (reload_reg_reaches_end_p): Check whether successor
7273 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
7274 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
7275 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
7276 RELOAD_FOR_OUTADDR_ADDRESS.
7278 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
7281 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
7282 for macro expansion.
7284 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
7286 * flags.h (flag_permissive): Do not declare.
7287 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
7289 * toplev.c (flag_permissive): Do not define.
7290 * c-tree.h (system_header_p): Delete unused.
7292 2012-05-03 David S. Miller <davem@davemloft.net>
7295 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
7296 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
7297 (sparc_emit_float_lib_cmp): Likewise.
7299 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
7302 * config/rs6000/rs6000.md (bswapdi splitters): If
7303 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
7304 default) is used, generate an alternate sequence that does not
7305 depend on using indexed addressing.
7307 2012-05-03 Jason Merrill <jason@redhat.com>
7309 * gengtype.c (write_types): Fix warning message.
7310 (write_local): Likewise.
7312 2012-05-02 Jason Merrill <jason@redhat.com>
7314 * dwarf2out.c (struct external_ref, build_local_stub): New.
7315 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
7316 (optimize_external_refs, optimize_external_refs_1): New.
7317 (change_AT_die_ref): New.
7318 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
7319 (build_abbrev_table): Take the external refs hashtable.
7320 (output_comp_unit): Get it from optimize_external_refs and pass it in.
7322 2012-05-03 Jan Hubicka <jh@suse.cz>
7325 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
7327 2012-05-03 Jan Hubicka <jh@suse.cz>
7330 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
7332 2012-05-03 Jason Merrill <jason@redhat.com>
7334 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
7335 use_debug_types to discriminate the die_id union.
7336 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
7337 (build_abbrev_table, output_die): Likewise.
7338 (prune_unused_types_walk_attribs): Likewise.
7339 (generate_type_signature, copy_declaration_context): Set it.
7340 (remove_child_or_replace_with_skeleton): Set it.
7341 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
7342 check use_debug_types.
7343 (dwarf2out_finish): Do break_out_includes after .debug_types.
7345 2012-05-03 Jason Merrill <jason@redhat.com>
7347 * dwarf2out.c (modified_type_die): Use scope_die_for.
7348 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
7349 (uses_local_type_r, uses_local_type): New.
7350 (scope_die_for): Keep a type that uses a local type in local scope.
7351 Use get_context_die for namespace and type scope.
7353 2012-05-03 Jason Merrill <jason@redhat.com>
7355 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
7357 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
7358 (dwarf2out_finish): Likewise.
7360 2012-05-03 Martin Jambor <mjambor@suse.cz>
7362 * builtins.c (get_object_alignment_1): Return whether we can determine
7363 the alignment or conservatively assume byte alignment. Return the
7364 alignment by reference. Use get_pointer_alignment_1 for dereference
7366 (get_pointer_alignment_1): Return whether we can determine the
7367 alignment or conservatively assume byte alignment. Return the
7368 alignment by reference. Use get_ptr_info_alignment to get SSA name
7370 (get_object_alignment): Update call to get_object_alignment_1.
7371 (get_object_or_type_alignment): Likewise, fall back to type alignment
7372 only when it returned false.
7373 (get_pointer_alignment): Update call to get_pointer_alignment_1.
7374 * fold-const.c (get_pointer_modulus_and_residue): Update call to
7375 get_object_alignment_1.
7376 * ipa-prop.c (ipa_modify_call_arguments): Update call to
7377 get_pointer_alignment_1.
7378 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
7379 of MEM_REF or TARGET_MEM_REF only when it returns false.
7380 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
7381 get_object_alignment_1.
7382 (ccp_finalize): Use set_ptr_info_alignment.
7383 * tree.h (get_object_alignment_1): Update declaration.
7384 (get_pointer_alignment_1): Likewise.
7385 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
7386 (dump_gimple_stmt): Likewise.
7387 * tree-flow.h (ptr_info_def): Updated comments of fields align and
7389 (get_ptr_info_alignment): Declared.
7390 (mark_ptr_info_alignment_unknown): Likewise.
7391 (set_ptr_info_alignment): Likewise.
7392 (adjust_ptr_info_misalignment): Likewise.
7393 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
7394 and set alignment of SSA names.
7395 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
7396 mark_ptr_info_alignment_unknown.
7397 * tree-ssanames.c (get_ptr_info_alignment): New function.
7398 (mark_ptr_info_alignment_unknown): Likewise.
7399 (set_ptr_info_alignment): Likewise.
7400 (adjust_ptr_info_misalignment): Likewise.
7401 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
7402 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
7404 (bump_vector_ptr): Likewise.
7405 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
7406 (vectorizable_store): Likewise.
7407 (vectorizable_load): Likewise.
7409 2012-05-03 Michael Matz <matz@suse.de>
7411 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
7412 in front of basic_block_def.
7413 (struct basic_block_def): Make il.gimple the full struct, not a
7415 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
7417 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
7418 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
7419 NULL il.gimple, which can't happen anymore.
7420 * gimple.h (bb_seq): il.gimple can't be NULL.
7421 (bb_seq_add): Ditto.
7422 (set_bb_seq): Adjust.
7423 (gsi_start_bb, gsi_last_bb): Tidy.
7424 * lto-streamer-in.c (make_new_block): Don't zero members that
7425 are zeroed already, don't allocate a gimple_bb_info.
7426 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
7427 (remove_bb): Clear all il.gimple members.
7428 (gimple_verify_flow_info): Adjust for flat il.gimple.
7429 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
7431 * coretypes.h (const_gimple_seq): Remove typedef.
7432 * gimple.h (gimple_seq_first): Take gimple_seq.
7433 (gimple_seq_first_stmt): Ditto.
7434 (gimple_seq_last): Ditto.
7435 (gimple_seq_last_stmt): Ditto.
7436 (gimple_seq_empty_p): Ditto.
7438 2012-05-03 Richard Guenther <rguenther@suse.de>
7440 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
7442 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
7443 (compute_avail): Do not add possibly trapping operations to
7444 EXP_GEN if they might not be executed in the block.
7446 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
7448 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
7450 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
7452 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
7453 information as early as possible. Update dominance info instead of
7456 2012-05-03 Richard Guenther <rguenther@suse.de>
7458 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
7459 (union_contains_value): Remove.
7460 (vro_valid_in_sets): Likewise.
7461 (op_valid_in_sets): New function.
7462 (valid_in_sets): Use op_valid_in_sets.
7463 (insert_into_preds_of_block): Move dumping ...
7464 (do_regular_insertion): ... here.
7465 (do_partial_partial_insertion): ... and here. Dump that
7466 we've found a partial partial redundancy.
7467 (insert): Dump the current insert iteration.
7469 2012-05-03 Jakub Jelinek <jakub@redhat.com>
7472 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
7473 append program name to it and pass that as first argument
7474 to make_relative_prefix. Always pass standard_libexec_prefix
7475 as last argument to make_relative_prefix. If
7476 make_relative_prefix returns NULL, fall back to
7477 standard_libexec_prefix.
7480 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
7484 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
7485 mode, return that mode.
7488 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
7489 define __ATOMIC_HLE_* macros here.
7490 (ix86_target_macros): But here, using cpp_define_formatted.
7492 2012-05-03 Richard Guenther <rguenther@suse.de>
7494 PR tree-optimization/53144
7495 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
7497 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
7498 with SSA name values.
7499 (vn_reference_lookup_3): Adjust callers.
7501 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
7503 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
7504 has_fma4 for AMD processors with both fma3 and fma4 support.
7506 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
7509 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
7512 2012-05-03 Michael Matz <matz@suse.de>
7515 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
7516 (dse_enter_block): Properly iterate the whole sequence even
7517 if the last statement was removed.
7519 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
7521 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
7522 unset flag_jump_tables.
7523 * stmt.c (expand_case): Remove special flag_pic case conditional
7524 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
7526 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
7528 * common/config/s390/s390-common.c (s390_option_optimization_table):
7529 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
7530 default when optimizing.
7532 2012-05-02 Martin Jambor <mjambor@suse.cz>
7535 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
7536 of a variable when the contect is a function.
7538 2012-05-02 Michael Matz <matz@suse.de>
7540 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
7541 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
7542 (const_gimple_seq_node): Remove.
7543 (gimple_seq_node): Typedef as gimple.
7544 (struct gimple_statement_base): Add next and prev members,
7545 adjust all WORD markers in using structs.
7546 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
7547 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
7548 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
7549 gimple are the same.
7550 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
7552 (gimple_init_singleton): New function.
7553 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
7554 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
7556 (gsi_stmt_ptr): Remove.
7557 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
7559 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
7560 again, adjust for above changes.
7561 (update_call_edge_frequencies): Adjust for above changes.
7562 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
7563 (gsi_insert_seq_nodes_after): Ditto.
7564 (gsi_split_seq_after): Ditto.
7565 (gsi_set_stmt): Ditto.
7566 (gsi_split_seq_before): Ditto.
7567 (gsi_remove): Ditto.
7568 (gsi_insert_seq_before_without_update): Don't free sequence.
7569 (gsi_insert_seq_after_without_update): Ditto.
7570 (gsi_replace): Assert some more invariants.
7571 (gsi_insert_before_without_update, gsi_insert_after_without_update):
7573 (gsi_for_stmt): Don't search for stmt.
7574 (gsi_insert_on_edge_immediate): Tidy.
7576 * gimple.c (gimple_alloc_k): Remove "sequences".
7577 (gimple_seq_cache): Remove.
7578 (gimple_alloc_stat): Make stmt a singleton sequence.
7579 (gimple_seq_alloc, gimple_seq_free): Remove.
7580 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
7581 (gimple_copy): Ditto.
7582 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
7583 create iterator from correct sequence.
7584 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
7586 2012-05-02 Michael Matz <matz@suse.de>
7588 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
7590 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
7591 sequence, lazily allocate it.
7592 (bb_seq_addr): New function.
7593 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
7594 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
7595 (gsi_none): New function.
7596 (gsi_start_bb): Adjust.
7597 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
7598 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
7599 (gsi_last_bb): Adjust.
7601 * tree-flow-inline.h (phi_nodes_ptr): New function.
7603 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
7604 datastructure and interface change.
7605 (gsi_insert_seq_before_without_update): Ditto.
7606 (gsi_insert_seq_nodes_after): Ditto.
7607 (gsi_insert_seq_after_without_update): Ditto.
7608 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
7609 (gsi_split_seq_before): Ditto.
7610 (gsi_start_phis): Adjust.
7611 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
7612 (vect_transform_loop): Ditto.
7613 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
7614 gimple_seq_copy): Don't use gimple_seq_alloc.
7615 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
7616 (gimplify_seq_add_seq): Ditto.
7617 * lto-streamer-in.c (make_new_block): Ditto.
7618 * tree-cfg.c (create_bb): Ditto.
7619 * tree-sra.c (initialize_parameter_reductions): Ditto.
7621 2012-05-02 Michael Matz <matz@suse.de>
7623 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
7624 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
7625 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
7626 set_bb_seq): Move down to after gimple_statement_d definition.
7628 2012-05-02 Michael Matz <matz@suse.de>
7630 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
7631 gsi_replace_with_seq, instead of inserting itself.
7632 * gimple-iterator.c (gsi_replace_with_seq): New function.
7633 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
7634 iterator instead of statement, advance it.
7635 (ssa_forward_propagate_and_combine): Adjust call to above.
7637 2012-05-02 Michael Matz <matz@suse.de>
7639 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
7641 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
7642 * tree-nested.c (walk_gimple_omp_for): Ditto.
7643 * trans-mem.c (lower_transaction): Ditto.
7644 * tree-eh.c (do_return_redirection): Ditto.
7645 (do_goto_redirection): Ditto.
7646 (lower_try_finally_switch): Ditto.
7647 * gimplify.c (gimplify_stmt): Ditto.
7648 (gimplify_scan_omp_clauses): Ditto.
7649 (gimplify_omp_for): Ditto.
7650 (gimplify_function_tree): Ditto.
7651 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
7652 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
7653 (mf_build_check_statement_for): Ditto.
7654 (mx_register_decls): Ditto.
7655 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
7656 and don't use itertors to append.
7657 (insert_stmts): Ditto.
7658 (insert_out_of_ssa_copy): Ditto.
7659 (insert_out_of_ssa_copy_on_edge): Ditto.
7661 2012-05-02 Michael Matz <matz@suse.de>
7663 * gimple.h (gimple_bind_body_ptr): New function.
7664 (gimple_bind_body): Use it.
7665 (gimple_catch_handler): Use gimple_catch_handler_ptr.
7666 (gimple_eh_filter_failure_ptr): New function.
7667 (gimple_eh_filter_failure): Use it.
7668 (gimple_eh_else_n_body_ptr): New function.
7669 (gimple_eh_else_n_body): Use it.
7670 (gimple_eh_else_e_body_ptr): New function.
7671 (gimple_eh_else_e_body): Use it.
7672 (gimple_try_eval_ptr): New function.
7673 (gimple_try_eval): Use it.
7674 (gimple_try_cleanup_ptr): New function.
7675 (gimple_try_cleanup): Use it.
7676 (gimple_wce_cleanup_ptr): New function.
7677 (gimple_wce_cleanup): Use it.
7678 (gimple_omp_body_ptr): New function.
7679 (gimple_omp_body): Use it.
7680 (gimple_omp_for_pre_body_ptr): New function.
7681 (gimple_omp_for_pre_body): Use it.
7682 (gimple_transaction_body_ptr): New function.
7683 (gimple_transaction_body): Use it.
7684 (gsi_split_seq_before): Adjust to return nothing and take pointer
7686 (gsi_set_stmt): Declare.
7687 (gsi_replace_with_seq): Declare.
7688 (walk_gimple_seq_mod): Declare.
7689 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
7691 * gimple-iterator.c (gsi_set_stmt): New function.
7692 (gsi_split_seq_before): Return new sequence via pointer argument.
7693 (gsi_replace): Use gsi_set_stmt.
7695 * tree-ssa-loop-im.c (move_computations_stmt): First remove
7697 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
7698 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
7700 (reserve_phi_args_for_new_edge): Change call to above,
7703 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
7704 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
7705 iterators. Adjust call to lower_omp.
7706 (lower_lastprivate_clauses): Adjust call to lower_omp.
7707 (lower_reduction_clauses): Ditto.
7708 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
7709 (lower_omp_sections): Don't explicitely count sequence length,
7710 nullify lowered bodies earlier, ensure stmts are part of only
7711 one sequence, adjust call to lower_omp.
7712 (lower_omp_single): Ensure stmts are part of only one sequence,
7713 adjust call to lower_omp.
7714 (lower_omp_master): Ditto.
7715 (lower_omp_ordered): Ditto.
7716 (lower_omp_critical): Ditto.
7717 (lower_omp_for): Ditto.
7718 (lower_omp_taskreg): Ditto, tidy.
7719 (lower_omp_1): Adjust calls to lower_omp.
7720 (execute_lower_omp): Ditto.
7721 (lower_omp): Adjust to take pointer to sequence.
7722 (diagnose_sb_2): Use walk_gimple_seq_mod.
7723 (diagnose_omp_structured_block_errors): Ditto and set possibly
7724 changed function body.
7725 * gimple-low.c (lower_function_body): Set function body after
7727 (lower_sequence): Adjust to take pointer to sequence.
7728 (lower_omp_directive): Ensure stmt isn't put twice into the
7729 sequence, adjust call to lower_sequence.
7730 (lower_stmt): Adjust calls to lower_sequence.
7731 (lower_gimple_bind): Ditto.
7732 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
7733 * tree-nested.c (walk_body): Take pointer to sequence, use
7734 walk_gimple_seq_mod.
7735 (walk_function): Adjust call to walk_body, set possibly changed body.
7736 (walk_gimple_omp_for): Adjust calls to walk_body.
7737 (convert_nonlocal_omp_clauses): Ditto.
7738 (convert_nonlocal_reference_stmt): Ditto.
7739 (convert_local_omp_clauses): Ditto.
7740 (convert_local_reference_stmt): Ditto.
7741 (convert_tramp_reference_stmt): Ditto.
7742 (convert_gimple_call): Ditto.
7743 (convert_nl_goto_reference): Use local iterator copy.
7744 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
7745 but taking pointer to sequence, ensure gsi_start is called with
7747 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
7748 asserting that the sequence head didn't change.
7749 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
7750 walk_gimple_seq_mod.
7751 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
7752 (execute_lower_tm): Ditto, and set possibly changed body.
7753 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
7754 call gsi_start with that lvalue.
7755 (replace_goto_queue_stmt_list): Ditto.
7756 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
7757 (replace_goto_queue): Ditto.
7758 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
7759 (lower_try_finally_onedest): Ditto.
7760 (lower_try_finally_copy): Ditto.
7761 (lower_try_finally_switch): Ditto.
7762 (lower_try_finally): Ditto.
7763 (lower_eh_filter): Ditto.
7764 (lower_eh_must_not_throw): Ditto.
7765 (lower_cleanup): Ditto.
7766 (lower_eh_constructs_2): Ditto.
7767 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
7768 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
7769 set possibly changed body.
7770 (optimize_double_finally): Call gsi_start with lvalue.
7772 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
7773 (gimple_split_block): Ditto.
7774 (gimple_merge_blocks): Use gsi_start_phis.
7775 (move_stmt_r): Use walk_gimple_seq_mod.
7776 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
7777 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
7778 (rebuild_cgraph_edges): Ditto.
7779 (cgraph_rebuild_references): Ditto.
7780 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
7781 * tree-inline.c (copy_phis_for_bb): Ditto.
7782 * tree-ssa-dce.c: Ditto.
7784 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
7786 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
7787 Andi Kleen <ak@linux.intel.com>
7789 * coretypes.h (MEMMODEL_MASK): New.
7790 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
7791 and return new variable.
7792 (expand_builtin_atomic_exchange): Mask memmodel values.
7793 (expand_builtin_atomic_compare_exchange): Ditto.
7794 (expand_builtin_atomic_load): Ditto.
7795 (expand_builtin_atomic_store): Ditto.
7796 (expand_builtin_atomic_clear): Ditto.
7797 * doc/extend.texi: Mention port-dependent memory model flags.
7798 * config/i386/cpuid.h (bit_HLE): New.
7799 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
7801 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
7802 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
7803 (ix86_target_string)<-mhle>: New.
7804 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
7805 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
7806 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
7807 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
7808 enabled for generic, generic64 and core-avx2.
7809 (ix86_print_operand): Generate HLE lock prefixes.
7810 (ix86_memmodel_check): New.
7811 (TARGET_MEMMODEL_CHECK): Ditto.
7812 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
7813 (IX86_HLE_ACQUIRE): Ditto.
7814 (IX86_HLE_RELEASE): Ditto.
7815 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
7816 * config/i386/i386.opt (mhle): Ditto.
7817 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
7818 success model to instruction emitter.
7819 (atomic_fetch_add<mode>): Ditto.
7820 (atomic_exchange<mode>): Ditto.
7821 (atomic_add<mode>): Ditto.
7822 (atomic_sub<mode>): Ditto.
7823 (atomic_<code><mode>): Ditto.
7824 (*atomic_compare_and_swap_doubledi_pic): Ditto.
7825 (atomic_compare_and_swap_single<mode>): Define and use argument
7827 (atomic_compare_and_swap_double<mode>): Ditto.
7828 * configure.ac: Check if assembler support HLE prefixes.
7829 * configure: Regenerate.
7832 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
7835 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
7837 (gimplify_switch_expr): ... here.
7838 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
7839 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
7840 to clean up case labels with values outside the index type range.
7841 (simplify_gimple_switch): Call it if something changed.
7842 Remove strange and unnecessary assert.
7844 2012-05-02 Richard Guenther <rguenther@suse.de>
7846 * fold-const.c (div_if_zero_remainder): sizetypes no longer
7848 (int_const_binop_1): New worker for int_const_binop with
7849 overflowable parameter. Pass it through to force_fit_type_double.
7850 (int_const_binop): Wrap around int_const_binop_1 with overflowable
7852 (size_binop_loc): Call int_const_binop_1 with overflowable equal
7853 to minus one, forcing overflow detection for even unsigned types.
7854 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
7855 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
7856 * stor-layout.c (initialize_sizetypes): sizetypes no longer
7858 (layout_type): For zero-sized arrays ignore overflow on the
7860 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
7861 (bit_value_binop_1): Likewise.
7862 * tree.c (double_int_to_tree): Likewise.
7863 (double_int_fits_to_tree_p): Likewise.
7864 (force_fit_type_double): Likewise.
7865 (host_integerp): Likewise.
7866 (int_fits_type_p): Likewise.
7867 * varasm.c (output_constructor_regular_field): Sign-extend the
7868 field-offset to cater for negative offsets produced by the Ada
7870 * omp-low.c (extract_omp_for_data): Convert the loop step to
7871 signed for pointer adjustments.
7873 2012-05-02 Richard Guenther <rguenther@suse.de>
7875 * tree.c (valid_constant_size_p): New function.
7876 * tree.h (valid_constant_size_p): Declare.
7877 * cfgexpand.c (expand_one_var): Adjust check for too large
7878 variables by using valid_constant_size_p.
7879 * varasm.c (assemble_variable): Likewise.
7881 * c-decl.c (grokdeclarator): Properly check for sizes that
7882 cover more than half of the address-space.
7884 2012-05-02 Jakub Jelinek <jakub@redhat.com>
7886 PR tree-optimization/53163
7887 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
7888 return value from compute_all_dependences.
7890 PR rtl-optimization/53160
7891 * ree.c (combine_reaching_defs): Handle the case where cand->insn
7892 has been modified by ree pass already.
7894 2012-05-01 Ian Lance Taylor <iant@google.com>
7897 * c-decl.c (build_compound_literal): Make the decl readonly if it
7898 an array of a readonly type.
7899 * gimplify.c (gimplify_compound_literal_expr): Add fallback
7900 parameter. Change all callers. If the decl is not addressable
7901 and is not an l-value, make it readonly.
7903 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
7905 * ira.c (allocated_reg_info_size): New static variable.
7906 (expand_reg_info): Manage it. Call
7907 setup_preferred_alternate_classes_for_new_pseudos.
7908 (ira): Don't do it here. Remove local allocated_reg_info_size,
7909 set the global before calling find_moveable_pseudos.
7910 (find_moveable_pseudos): Call expand_reg_info rather than
7913 2012-05-01 Richard Henderson <rth@redhat.com>
7915 * common.opt (fsync-libcalls): New.
7916 * doc/invoke.texi: Document it.
7917 * optabs.c (init_sync_libfuncs): Honor it.
7919 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
7920 Richard Sandiford <r.sandiford@uk.ibm.com>
7922 PR rtl-optimization/52543
7923 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
7925 * lower-subreg.h: New file.
7926 * target-globals.h (this_target_lower_subreg): Declare.
7927 (target_globals): Add lower_subreg;
7928 (restore_target_globals): Restore this_target_lower_subreg.
7929 * target-globals.c: Include it.
7930 (default_target_globals): Add default_target_lower_subreg.
7931 (save_target_globals): Initialize target_lower_subreg.
7932 * rtl.h (init_lower_subreg): Added declaration.
7933 * toplev.c (backend_init_target): Call initializer for lower-subreg
7935 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
7936 (default_target_lower_subreg): New variable.
7937 (this_target_lower_subreg): Likewise.
7938 (twice_word_mode, choices): New macros.
7939 (shift_cost, compute_splitting_shift, compute_costs)
7940 (init_lower_subreg): New functions.
7941 (resolve_simple_move): Add speed_p argument. Check choices.
7942 (find_pseudo_copy): Don't check the mode size here.
7943 (resolve_simple_move): Assert the mode size.
7944 (find_decomposable_shift_zext): Add speed_p argument and return
7945 a bool. Check choices.
7946 (resolve_shift_zext): Add comment.
7947 (dump_shift_choices, dump_choices): New functions.
7948 (decompose_multiword_subregs): Dump list of profitable
7949 transformations. Add code to skip non profitable transformations.
7950 Update calls to simple_move and find_decomposable_shift_zext.
7952 2012-05-01 Ian Bolton <ian.bolton@arm.com>
7953 Sameera Deshpande <sameera.deshpande@arm.com>
7954 Greta Yorsh <greta.yorsh@arm.com>
7956 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
7957 (thumb1_unexpanded_epilogue): ...this.
7958 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
7959 (thumb1_unexpanded_epilogue): ...this.
7960 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
7961 (thumb1_unexpanded_epilogue): ...this.
7963 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
7965 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
7966 comparing enumeration values. Update comments.
7968 2012-05-01 Alan Modra <amodra@gmail.com>
7971 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
7972 load_cr_save, add_crlr_cfa_restore): New functions.
7973 (rs6000_restore_saved_cr): Rename to..
7974 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
7975 (rs6000_emit_epilogue): Use new functions. Adjust condition
7976 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
7977 regs when using out-of-line restore only when shrink wrapping.
7979 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
7982 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
7983 calls to cgraph_node_name in xstrdup.
7984 (ipa_make_edge_direct_to_target): Ditto.
7985 * cgraph.c (dump_cgraph_node): Ditto.
7986 * tree-sra.c (convert_callers_for_node): Ditto.
7987 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
7988 * ipa-cp.c (perhaps_add_new_callers): Ditto.
7989 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
7990 (cgraph_materialize_all_clones): Ditto.
7991 * ipa-inline.c (report_inline_failed_reason): Ditto.
7992 (want_early_inline_function_p): Ditto.
7993 (edge_badness): Ditto.
7994 (update_edge_key): Ditto.
7995 (flatten_function): Ditto.
7996 (ipa_inline): Ditto.
7997 (inline_always_inline_functions): Ditto.
7998 (early_inline_small_functions): Ditto.
8000 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
8003 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
8004 constraints 0 and 1.
8006 012-04-30 Jan Hubicka <jh@suse.cz>
8008 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
8009 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
8010 (cgraph_add_to_same_comdat_group): Remove.
8011 (cgraph_add_asm_node): Move to cgraphunit.c.
8012 (cgraph_make_decl_local): Move to symtab.c
8013 (cgraph_make_node_local_1): Update.
8014 (cgraph_can_remove_if_no_direct_calls_and): Update.
8015 (used_from_object_file_p): Update.
8016 (resolution_used_from_other_file_p): Move to symtab.c
8017 (cgraph_used_from_object_file_p): move to symtab.c
8018 (verify_cgraph_node): Verify same comdat groups.
8019 * cgraph.h (cgraph_asm_node): Rename to ...
8020 (asm_node): ... this one.
8021 (cgraph_asm_nodes): Rename to ...
8022 (asm_nodes): ... this one.
8023 (symtab_add_to_same_comdat_group): New function.
8024 (symtab_dissolve_same_comdat_group_list): New function.
8025 (symtab_used_from_object_file_p): Declare.
8026 (symtab_make_decl_local): Declare.
8027 (cgraph_add_to_same_comdat_group): Remove.
8028 (cgraph_add_asm_node): Remove.
8029 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
8031 (cgraph_finalize_compilation_unit): Rename to ...
8032 (finalize_compilation_unit): ... this one.
8033 (cgraph_optimize): Rename to ....
8034 (compile): ... this one.
8035 (add_asm_node): Declare.
8036 (fixup_same_cpp_alias_visibility): Declare.
8037 (cgraph_make_decl_local): Remove.
8038 (varpool_assemble_pending_decls): Rename to ...
8039 (varpool_output_variables): ... this one.
8040 (varpool_remove_unreferenced_decls): Remove.
8041 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
8042 (preserve_function_body_p): Make static.
8043 * toplev.c (compile_file): Update comments; update.
8044 * cgraphunit.c: Update comments.
8045 (cgraph_expand_all_functions): Rename to ...
8046 (expand_all_functions): ... this one; update.
8047 (cgraph_mark_functions_to_output): Rename to ...
8048 (mark_functions_to_output): ... this one; cleanup.
8049 (cgraph_output_pending_asms): Remove prototype.
8050 (asm_nodes, asm_last_node): New static vars.
8051 (cgraph_process_new_functions): Update.
8052 (cgraph_reset_node): Cleanup; add comment.
8053 (cgraph_add_new_function): Update.
8054 (cgraph_output_pending_asms): Rename to ...
8055 (output_asm_statements): ... this one.
8056 (add_asm_node): New function.
8057 (fixup_same_cpp_alias_visibility): New function based on code
8058 in cgraph_analyze_function.
8059 (cgraph_analyze_function): Use it.
8060 (cgraph_order_sort): Update.
8061 (cgraph_output_in_order): Update.
8062 (cgraph_function_versioning): Update.
8063 (cgraph_optimize): Rename to ...
8064 (compile): ... this one; initialize streamer hooks here.
8065 (cgraph_finalize_compilation_unit): Rename to ...
8066 (finalize_compilation_unit): ... this one; do not initialize streamer
8068 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
8069 * dwarf2out.c: Update ocmment.
8070 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
8071 * method.c (use_thunk): Likewise.
8072 * semantics.c (maybe_add_lambda_conv_op): Likewise.
8073 * decl2.c (maybe_emit_vtables): Likewise.
8074 (cp_write_global_declarations): Use finalize_compilation_unit.
8075 * parser.c (cp_parser_asm_definition): Use add_asm_node.
8076 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
8077 * c-decl.c (c_write_global_declarations): Use
8078 finalize_compilation_unit.
8079 * langhooks.c (write_global_declarations): Update.
8080 * ipa.c (cgraph_externally_visible_p): Update.
8081 (dissolve_same_comdat_group_list): Remove.
8082 (function_and_variable_visibility): Update.
8083 * symtab.c: Inlcude lto-streamer.h and rtl.h
8084 (ld_plugin_symbol_resolution_names): New.
8085 (symtab_add_to_same_comdat_group): New.
8086 (symtab_dissolve_same_comdat_group_list): New.
8087 (resolution_used_from_other_file_p): Move here from cgraph.c
8088 (symtab_used_from_object_file_p): New.
8089 (symtab_make_decl_local): New.
8090 * passes.c (register_pass): Update comments.
8091 * c-parser.c (c_parser_asm_definition): Update.
8092 * varpool.c (varpool_analyze_node): Use
8093 fixup_same_cpp_alias_visibility.
8094 (varpool_remove_unreferenced_decls): Make static.
8095 (varpool_assemble_pending_decls): Rename to ...
8096 (varpool_output_variables): ... this one; call
8097 varpool_remove_unreferenced_decls.
8098 (varpool_used_from_object_file_p): Remove.
8100 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
8103 * c-typeck.c (build_array_ref): Call
8104 convert_vector_to_pointer_for_subscript.
8105 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
8107 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
8109 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
8110 to compile-time "mode == <MODE>mode" checks.
8111 (and splitter): Ditto.
8113 2012-04-30 Richard Henderson <rth@redhat.com>
8115 * config/arm/arm.md (UNSPEC_LL): New.
8116 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
8117 (arm_load_exclusivedi): Use %H0.
8119 2012-04-30 Jason Merrill <jason@redhat.com>
8121 * dwarf2out.c (comdat_symbol_id): Add const.
8122 (union die_symbol_or_type_node): Add const to die_symbol.
8123 (output_die_symbol, output_die, output_comp_unit): Adjust.
8125 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
8127 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
8128 * config/arm/neon.md (negdi2_neon): New insn.
8129 Also add splitters for core and NEON registers.
8131 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
8133 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
8134 (arm_print_operand): Add 'x' format.
8135 * config/arm/constraints.md (Dn): Allow const_int.
8136 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
8137 Use 'x' format to print constants.
8138 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
8139 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
8141 (movdi_vfp_cortexa8): Likewise.
8143 2012-04-30 Ian Bolton <ian.bolton@arm.com>
8144 Sameera Deshpande <sameera.deshpande@arm.com>
8145 Greta Yorsh <greta.yorsh@arm.com>
8147 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
8148 * config/arm/arm.c (ldm_stm_operation_p): New function.
8149 * config/arm/predicates.md (load_multiple_operation): Update predicate.
8150 (store_multiple_operation): Likewise.
8152 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
8153 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
8154 * config/arm/predicates.md (load_multiple_operation): Add arguments.
8155 (store_multiple_operation): Likewise.
8157 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
8159 * config/i386/i386.md (and<mode>3): Expand masking operations with
8160 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
8161 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
8163 2012-04-30 Dodji Seketeli <dodji@redhat.com>
8165 Add -Wvarargs option
8166 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
8167 argument for the various warning_at calls.
8168 * docs/invoke.texi: Update the documentation.
8170 2012-04-30 Dodji Seketeli <dodji@redhat.com>
8172 Switch -ftrack-macro-expansion=2 on by default.
8173 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
8176 Fix va_start related location
8177 * builtins.c (fold_builtin_next_arg): Unwinds to the first
8178 location in real source code.
8180 Make conversion warnings work on NULL with -ftrack-macro-expansion
8181 * input.h (expansion_point_location_if_in_system_header): Declare
8183 * input.c (expansion_point_location_if_in_system_header): Define it.
8185 Fix -Wuninitialized for -ftrack-macro-expansion
8186 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
8187 declaration. Use linemap_location_before_p for source locations.
8189 Strip "<built-in>" loc from displayed expansion context
8190 * input.c (expand_location_1): When expanding to spelling location
8191 in a context of a macro expansion, skip reserved system header
8192 locations. Update comments. * tree-diagnostic.c
8193 (maybe_unwind_expanded_macro_loc): Likewise.
8195 Make expand_location resolve to locus in main source file
8196 * input.c (expand_location_1): New. Takes a parameter to choose
8197 whether to resolve the location to spelling or expansion point.
8198 Was factorized from ...
8199 (expand_location): ... here.
8200 (expand_location_to_spelling_point): New. Implemented in terms of
8202 * diagnostic.c (diagnostic_build_prefix): Use the new
8203 expand_location_to_spelling_point instead of expand_location.
8205 Fix PCH crash on GTYed pointer-to-scalar field of a struct
8206 * gengtype.c (write_types_process_field): Force second argument of
8207 the call to the PCH object hierarchy walker to be 'x'.
8209 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
8211 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
8212 predicate to discriminate types.
8214 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
8216 * doc/invoke.texi (Wmissing-format-attribute): Document as an
8217 alias of Wsuggest-attribute=format.
8218 * c-typeck.c (convert_for_assignment): Replace
8219 Wmissing-format-attribute with Wsuggest-attribute=format.
8220 (digest_init): Likewise.
8222 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
8224 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
8225 * common.opt (Wmissing-noreturn): Alias of
8226 -Wsuggest-attribute=noreturn.
8228 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
8231 * config/cris/cris.md (andqu): New peephole2.
8232 (andu): Tweak head comment.
8234 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8235 Steven Bosscher <steven@gcc.gnu.org>
8236 Maxim Kuvyrkov <maxim@codesourcery.com>
8238 PR tree-optimization/38785
8239 * common.opt (ftree-partial-pre): New option.
8240 * doc/invoke.texi: Document it.
8241 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
8242 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
8244 (execute_pre): Use flag_tree_partial_pre.
8246 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8249 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
8252 2012-04-27 Ollie Wild <aaw@google.com>
8254 * doc/invoke.texi (Wliteral-suffix): Document new option.
8256 2012-04-27 Tom Tromey <tromey@redhat.com>
8258 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
8259 (dwarf_tag_name): Use get_DW_TAG_name.
8260 (dwarf_attr_name): Use get_DW_AT_name.
8261 (dwarf_form_name): Use get_DW_FORM_name.
8262 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
8264 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
8266 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
8267 arguments are -1 and 0, by negating the result of the conditional.
8269 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
8272 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
8274 2012-04-27 Richard Guenther <rguenther@suse.de>
8276 * tree-flow.h (is_hidden_global_store): Remove.
8277 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
8278 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
8279 (stmt_may_clobber_global_p): Likewise.
8280 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
8281 (stmt_may_clobber_global_p): Likewise.
8282 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
8283 stmt_may_clobber_global_p.
8284 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
8286 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
8288 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
8291 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
8292 reorganize some fields and update comments. Rename bit_test_uniq
8293 and bit_test_count to uniq resp. count. Remove bit_test_bb.
8294 (collect_switch_conv_info): New function, collects info about a
8295 GIMPLE_SWITCH into a struct switch_conv_info.
8296 (check_range): Simplify to use pre-recorded info. Fix think-o in
8297 range-branch ratio check.
8298 (check_process_case): Remove function.
8299 (check_all_empty_except_final): New function, verifies that all
8300 non-final basic blocks are empty.
8301 (process_switch): Simplify to use pre-recorded info. Call
8302 collect_switch_conv_info to do that. Assert that degenerate switch
8303 statements have been cleaned up.
8305 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
8308 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
8310 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
8313 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
8315 2012-04-27 Tom de Vries <tom@codesourcery.com>
8317 PR tree-optimization/51879
8318 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
8319 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
8321 (defs_to_varying): ... here. Don't set use_processed.
8322 (visit_reference_op_call): Handle gimple_vdef.
8323 Handle case that lhs is NULL_TREE.
8324 (visit_use): Use mark_use_processed. Handle calls with side-effect
8325 using visit_reference_op_call.
8327 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
8329 * sched-deps.c (fixup_sched_groups): Rename to...
8330 (chain_to_prev_insn): ...this.
8331 (chain_to_prev_insn_p): New function.
8332 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
8334 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
8336 * sched-int.h (_haifa_insn_data): Move priority_status.
8338 (INSN_MODEL_INDEX): New macro.
8339 * haifa-sched.c (insn_delay): New function.
8340 (sched_regno_pressure_class): Update commentary.
8341 (mark_regno_birth_or_death): Pass the liveness bitmap and
8342 pressure array as arguments, instead of using curr_reg_live and
8343 curr_reg_pressure. Only update the pressure if the bit in the
8344 liveness set has changed.
8345 (initiate_reg_pressure_info): Always trust the live-in set for
8346 SCHED_PRESSURE_MODEL.
8347 (initiate_bb_reg_pressure_info): Update call to
8348 mark_regno_birth_or_death.
8349 (dep_list_size): Take the list as argument.
8350 (calculate_reg_deaths): New function, extracted from...
8351 (setup_insn_reg_pressure_info): ...here.
8352 (MODEL_BAR): New macro.
8353 (model_pressure_data, model_insn_info, model_pressure_limit)
8354 (model_pressure_group): New structures.
8355 (model_schedule, model_worklist, model_insns, model_num_insns)
8356 (model_curr_point, model_before_pressure, model_next_priority):
8358 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
8359 (MODEL_INSN_INFO, MODEL_INSN): New macros.
8360 (model_index, model_update_limit_points_in_group): New functions.
8361 (model_update_limit_points, model_last_use_except): Likewise.
8362 (model_start_update_pressure, model_update_pressure): Likewise.
8363 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
8364 (model_excess_cost, model_dump_pressure_points): Likewise.
8365 (model_set_excess_costs): Likewise.
8366 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
8367 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
8368 schedule as an alternative tie-breaker. Update the call to
8370 (ready_sort): Call model_set_excess_costs.
8371 (update_register_pressure): Update call to mark_regno_birth_or_death.
8372 Rely on that function to check liveness rather than doing it here.
8373 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
8374 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
8375 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
8376 (model_record_pressure, model_record_pressures): New functions.
8377 (model_record_final_pressures, model_add_successors_to_worklist)
8378 (model_promote_predecessors, model_choose_insn): Likewise.
8379 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
8380 (model_start_schedule, model_finalize_pressure_group): Likewise.
8381 (model_end_schedule): Likewise.
8382 (schedule_insn): Say when we're scheduling the next instruction
8383 in the model schedule.
8384 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
8385 (queue_to_ready): Do not add instructions that are
8386 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
8387 Always allow the next instruction in the model schedule to be added.
8388 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
8389 and delay for SCHED_PRESSURE_MODEL too.
8390 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
8391 SCHED_PRIORITY_MODEL, but also take the DFA into account.
8392 (schedule_block): Call model_start_schedule and model_end_schedule.
8393 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
8394 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
8395 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
8397 (sched_finish): Update accordingly.
8398 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
8399 to SCHED_PRESSURE_MODEL.
8400 (add_jump_dependencies): Update call to dep_list_size.
8401 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
8402 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
8403 to SCHED_PRESSURE_MODEL.
8404 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
8405 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
8406 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
8407 handling to SCHED_PRESSURE_MODEL.
8409 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
8411 * common.opt (fsched-pressure-algorithm=): New option.
8412 * flag-types.h (sched_pressure_algorithm): New enum.
8413 * sched-int.h (sched_pressure_p): Replace with...
8414 (sched_pressure): ...this new variable.
8415 * haifa-sched.c (sched_pressure_p): Replace with...
8416 (sched_pressure): ...this new variable.
8417 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
8418 (update_reg_and_insn_max_reg_pressure, schedule_insn)
8419 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
8420 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
8421 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
8422 (sched_analyze_insn): Likewise.
8423 * sched-rgn.c (schedule_region): Likewise.
8424 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
8426 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
8428 * PR middle-end/52997
8429 * ira.c (find_moveable_pseudos): Call resize_reg_info.
8432 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
8433 * expr.c (convert_move): Honor unsignedp when extending partial int
8435 * genmodes.c (complete_mode): Don't clear component field of partial
8437 (emit_mode_inner): Don't emit it however.
8438 (calc_wider_mode): Partial int modes widen to their component.
8440 2012-04-26 David S. Miller <davem@davemloft.net>
8442 * config/sparc/niagara4.md: New file.
8443 * config/sparc/sparc.md: Include it.
8444 * config/sparc/sparc.c (niagara4_costs): New processor costs.
8445 (sparc_option_override): Use it.
8446 (sparc_use_sched_lookahead): Return 2 for niagara4.
8447 (sparc_issue_rate): Likewise.
8449 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
8450 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
8451 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
8452 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
8453 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
8454 alignaddrldi_vis): Set type to gsr.
8455 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
8456 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
8457 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
8458 v<vis3_shift_patname><mode>3, fmean16_vis,
8459 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
8460 fucmp<code>8<P:mode>_vis): Set type to fga.
8461 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
8462 * config/sparc/niagara.md: Likewise.
8463 * config/sparc/niagara2.md: Likewise.
8464 * config/sparc/ultra3.md: Likewise, and fix type matching for
8465 us3_ialuX reservation.
8467 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8469 * reload.c (find_reloads): Change the loop nesting when trying an
8470 alternative with swapped operands.
8472 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
8474 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
8475 comment. Delete unused parameter first_exp_point_map.
8476 (virt_loc_aware_diagnostic_finalizer): Update call.
8478 2012-04-26 Michael Hope <michael.hope@linaro.org>
8479 Richard Earnshaw <rearnsha@arm.com>
8481 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
8482 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
8483 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
8484 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
8486 2012-04-25 Sriraman Tallam <tmsriram@google.com>
8488 * doc/extend.texi: Document avx2 support.
8489 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
8491 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
8494 * config/cris/cris.md ("*andhi_lowpart_v32")
8495 ("*andqi_lowpart_v32"): Change first input-only operand from
8496 a (match_operand ...) to (match_dup 0). Drop alternatives with
8497 const_int-matching constraints for redundancy.
8498 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
8499 three-operand alternative.
8501 2012-04-25 Jakub Jelinek <jakub@redhat.com>
8504 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
8505 instead expand it as zero extension.
8507 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
8510 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
8512 2012-04-25 Jakub Jelinek <jakub@redhat.com>
8514 * common.opt (flag_debug_types_section): Default to 0.
8515 (dwarf_version): Default to 4.
8516 (dwarf_record_gcc_switches): Default to 1.
8517 (dwarf_strict): Default to 0.
8518 * toplev.c (process_options): Don't handle dwarf_strict
8519 or dwarf_version here.
8520 * config/vxworks.c (vxworks_override_options): Don't
8521 test whether dwarf_strict or dwarf_version are negative,
8522 instead test !global_options_set.x_dwarf_*.
8523 * config/darwin.c (darwin_override_options): Default to
8525 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
8526 and -fno-debug-types-section are now the default.
8528 2012-04-25 Jan Hubicka <jh@suse.cz>
8530 * cgraphunit.c: Update toplevel comment.
8531 (tree_rest_of_compilation): Merge into cgraph_expand_function.
8532 (cgraph_analyze_function): Make static.
8533 (cgraph_decide_is_function_needed): Make static.
8534 (cgraph_add_new_function): Use expand_function instead of
8535 rest_of_compilation.
8536 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
8537 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
8539 (cgraph_inline_p): Remove.
8540 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
8541 (init_cgraph): Add comment.
8542 * cgraphbuild.c (record_reference, mark_address, mark_load,
8543 mark_store): Do not call analyze_expr hook.
8544 * cgraph.c: Update toplevel comment.
8545 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
8546 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
8547 Move fere from cgraphunit.c
8548 (cgraph_mark_force_output_node): Move to cgraph.h
8549 * cgraph.h: Reorder so the comments match the function placement.
8550 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
8551 (cgraph_mark_force_output_node): Move here from cgraph.c
8552 * tree.c (free_lang_data): Do not clear analyze_expr hook.
8553 * ipa-inline-transform.c (preserve_function_body_p): New function.
8554 (inline_transform): Update.
8555 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
8556 * langhooks.h (lang_hooks_for_callgraph): Remove.
8557 (lang_hooks): Remove callgraph.
8558 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
8559 * varpool.c: Remove out of date comment.
8560 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
8561 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
8563 2012-04-25 Jan Hubicka <jh@suse.cz>
8566 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
8567 forward declaration.
8568 (cgraph_finalize_function): Finalize them here.
8569 * symtab.c (dump_symtab): Dump ctors and dtors.
8571 2012-04-25 Jakub Jelinek <jakub@redhat.com>
8574 * stor-layout.c (get_best_mode): Don't return mode with bitsize
8575 larger than maxbits. Don't compute maxbits modulo align.
8576 Also check that unit bytes long store at bitpos / unit * unit
8577 doesn't affect bits beyond bitregion_end.
8578 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
8579 would not fit into bitregion_start ... bitregion_end + 1 bit region.
8580 (store_split_bit_field): Decrease unit close to end of bitregion_end
8581 if access is restricted in order to avoid mutual recursion.
8583 PR tree-optimization/53058
8584 * double-int.h (double_int_max_value, double_int_min_value): New
8586 * double-int.c (double_int_max_value, double_int_min_value): New
8588 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
8589 or GT_EXPR with double_int_max_value instead of double_int_mask.
8591 2012-04-25 Richard Guenther <rguenther@suse.de>
8593 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
8594 * tree-vect-loop.c (vect_transform_loop): Adjust.
8595 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
8596 the maximum number of iterations for the epilogue loop.
8597 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
8599 2012-04-25 Jakub Jelinek <jakub@redhat.com>
8602 * c-typeck.c (set_nonincremental_init,
8603 set_nonincremental_init_from_string): Pass true instead of false
8604 as IMPLICIT to add_pending_init.
8606 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
8608 * c-typeck.c (pop_init_level): Improve diagnostics.
8610 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
8612 * compare-elim.c (try_eliminate_compare): Also handle operands with
8613 implicit extensions.
8615 2012-04-25 Alan Modra <amodra@gmail.com>
8617 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
8618 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
8619 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
8620 (no_global_regs_above): Delete.
8621 (no_global_regs): New function.
8622 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
8623 value for load multiple test.
8624 (savres_routine_syms): Increase size.
8625 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
8626 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
8627 rather than a number of boolean flags. Update all callers.
8628 (rs6000_savres_routine_name): Generate vector save/restore names.
8629 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
8630 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
8631 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
8632 and using_store_multiple. Expand uses. Don't always use r11 as
8633 frame reg when needed for out-of-line saves. Set up initial offset
8634 for out-of-line vector saves when buying stack frame. Handle pointer
8635 reg setup for out-of-line fp save. Emit call to out-of-line vector
8636 save function. Choose r11 or r12 for vrsave reg when available for
8638 (rs6000_output_function_prologue): Don't emit .extern for ELF.
8639 (rs6000_emit_epilogue): Choose a better frame reg when restoring
8640 from back-chain to suit out-of-line vector restore functions. Emit
8641 call to out-of-line vector restore function. Adjust register used
8642 for cr restore. Tweak pointer register setup for gpr restore.
8643 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
8645 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
8646 (V_SAVE_INLINE): Define.
8647 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
8649 2012-04-25 Alan Modra <amodra@gmail.com>
8651 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
8652 out-of-line save/restore for large frames. Don't disable
8653 out-of-line saves on ABI_AIX when using static chain reg.
8654 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
8655 clobber static chain reg, and tweak for out-of-line gpr saves
8658 2012-04-25 Alan Modra <amodra@gmail.com>
8660 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
8661 (rs6000_emit_prologue): Use the above to catch register overlap.
8663 2012-04-25 Alan Modra <amodra@gmail.com>
8665 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
8666 decl. Move logic selecting update reg to callers. Update all callers.
8667 (rs6000_emit_allocate_stack): Add copy_off param.
8668 (emit_frame_save): Don't handle reg+reg addressing.
8669 (ptr_regno_for_savres): New function, extracted from..
8670 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
8671 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
8672 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
8673 frame offset adjustment for out-of-line save with copy from sp.
8674 Simplify condition controlling whether cr is saved early or
8675 late. Use ptr_regno_for_savres to verify correct reg is set
8676 up for out-of-line saves. Pass the actual pointer reg used to
8677 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
8678 function. Rearrange spe vars so code is similar to that
8679 elsewhere in this function. Don't update frame_off when spe
8680 save code will restore r11. Use emit_frame_save for spe and
8681 gpr saves. Consolidate darwin out-of-line gpr setup with that
8682 for other abis. Don't assume frame_offset is zero and frame
8683 reg is sp when setting up altivec reg saves, and calculate
8684 exact offset requirement.
8685 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
8686 spe restore code. Consolidate darwin out-of-line gpr setup
8687 with that for other abis.
8689 2012-04-25 Alan Modra <amodra@gmail.com>
8691 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
8692 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
8694 (emit_frame_save): Delete frame_ptr param. Rename total_size to
8696 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
8697 and emit_frame_save calls. Cope with possibly missing note.
8699 2012-04-24 Sriraman Tallam <tmsriram@google.com>
8701 * config/i386/i386.c (build_processor_model_struct): New function.
8702 (make_var_decl): New function.
8703 (fold_builtin_cpu): New function.
8704 (ix86_fold_builtin): New function.
8705 (make_cpu_type_builtin): New function.
8706 (ix86_init_platform_type_builtins): New function.
8707 (ix86_expand_builtin): Expand new builtins by folding them.
8708 (ix86_init_builtins): Make new builtins to detect CPU type.
8709 (TARGET_FOLD_BUILTIN): New macro.
8710 (IX86_BUILTIN_CPU_INIT): New enum value.
8711 (IX86_BUILTIN_CPU_IS): New enum value.
8712 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
8713 * config/i386/i386-builtin-types.def: New function type.
8714 * testsuite/gcc.target/builtin_target.c: New testcase.
8715 * doc/extend.texi: Document builtins.
8717 2012-04-24 Olivier Hainque <hainque@adacore.com>
8719 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
8720 * toplev.c (process_options): Default to dwarf_version 2.
8721 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
8722 and dwarf_version 2.
8724 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
8726 * tree-pretty-print.h (default_tree_printer): Do not declare.
8727 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
8729 (default_tree_diagnostic_starter): Make static.
8730 (default_tree_printer): Move to here. Make static.
8731 (tree_diagnostics_defaults): New.
8732 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
8733 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
8734 * toplev.c: Do not include tree-pass.h.
8735 (default_tree_printer): Move from here.
8736 (general_init): Use tree_diagnostics_defaults.
8738 2012-04-24 Chao-ying Fu <fu@mips.com>
8740 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
8741 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
8742 * config/mips/gnu-user.h
8743 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
8744 (GNU_USER_TARGET_LINK_SPEC): New define.
8745 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
8746 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
8747 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
8748 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
8749 GNU_USER_TARGET_ENDFILE_SPEC.
8750 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
8751 (GNU_USER_TARGET_LINK_SPEC): New define.
8752 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
8753 * config/mips/linux-common.h: New file.
8755 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8758 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
8759 (altivec_build_resolved_builtin): Call fully_fold_convert.
8761 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
8764 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
8766 2012-04-24 Richard Guenther <rguenther@suse.de>
8768 PR tree-optimization/53085
8769 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
8772 2012-04-24 Richard Guenther <rguenther@suse.de>
8774 * tree-if-conv.c (main_tree_if_conversion): Move bb under
8777 2012-04-24 Jim Meyering <meyering@redhat.com>
8779 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
8780 absence of an define_enum call.
8782 2012-04-24 Richard Guenther <rguenther@suse.de>
8784 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
8785 the epilogue loop is not re-used as unvectorized version
8786 record the its maximum number of iterations.
8788 2012-04-24 Andrew Pinski <apinski@cavium.com>
8790 * tree-ssa-forwprop.c (simplify_bitwise_binary):
8791 Don't directly use def1/def2.
8793 2012-04-24 Richard Guenther <rguenther@suse.de>
8795 PR tree-optimization/53098
8796 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
8799 2012-04-24 Andrew Pinski <apinski@cavium.com>
8802 * tree-ssa-forwprop.c (defcodefor_name): New function.
8803 (simplify_bitwise_binary): Use defcodefor_name instead of manually
8804 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
8805 Simplify "(~X | Y) & X" to "X & Y" and
8806 "(~X & Y) | X" to "X | Y".
8808 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8810 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
8811 validate_change to add clobbers if IN_GROUP is nonzero.
8812 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
8813 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
8815 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
8817 * config/s390/s390.c (insn_invalid_p): Likewise.
8819 2012-04-24 Jakub Jelinek <jakub@redhat.com>
8822 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
8823 (output_addressed_constants): Likewise.
8826 * varasm.c (get_section): Don't ICE for section conflicts with
8827 built-in section kinds.
8829 2012-04-23 DJ Delorie <dj@redhat.com>
8831 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
8832 (LIBSTDCXX): Change to CPP2.
8834 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
8837 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
8840 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
8842 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
8843 (*addsi_2_zext): Ditto.
8844 (*add<mode>_3): Ditto.
8845 (*addsi_3_zext): Ditto.
8846 (*add<mode>_5): Ditto.
8848 2012-04-23 Andrew Pinski <apinski@cavium.com>
8850 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
8851 (C & B) to (A OP0) & B.
8853 2012-04-23 Martin Jambor <mjambor@suse.cz>
8855 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
8856 temporaries created for a bitfield (reverting revision 122014).
8858 2012-04-23 Richard Guenther <rguenther@suse.de>
8860 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
8861 the condition using is_gimple_condexpr and avoid the not necessary
8863 (set_prologue_iterations): Likewise.
8864 (vect_loop_versioning): Likewise.
8866 2012-04-23 Richard Guenther <rguenther@suse.de>
8868 PR tree-optimization/53070
8869 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
8870 (main_tree_if_conversion): Verify we succeeded in that.
8872 2012-04-23 Jan Hubicka <jh@suse.cz>
8874 * lto-symtab.c (lto_cgraph_replace_node): Do not call
8875 mark_reahcable_node.
8876 * cgraph.c (cgraph_remove_node): Do not clear reachable.
8877 (cgraph_mark_reachable_node): Remove.
8878 (cgraph_mark_force_output_node): Do not set reachable.
8879 (dump_cgraph_node): Do not dump reachable.
8880 (cgraph_create_virtual_clone): Do not set reachable.
8881 * cgraph.h (cgraph_node): Remove reachable flag.
8882 (varpool_node): Remove reachable flag.
8883 (cgraph_mark_if_needed): Remove.
8884 (cgraph_mark_reachable_node): Remove.
8885 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
8886 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
8888 (cgraph_add_new_function): Likewise.
8889 (cgraph_mark_if_needed): Remove.
8890 (cgraph_analyze_function): Do not set target as reachable.
8891 (process_function_and_variable_attributes): Do not care about
8893 (cgraph_analyze_functions): Do not set reachable flags.
8894 (cgraph_mark_functions_to_output): Do not check reachability.
8895 (cgraph_copy_node_for_versioning): Do not set reachable flag.
8896 (dbxout_expand_expr): Update.
8897 * c-decl.c (merge_decls): Do not track changed externs.
8898 * ipa.c: Include pointer-set.h
8899 (enqueue_cgraph_node): Use reachable pointer set.
8900 (process_references): Likewise.
8901 (cgraph_remove_unreachable_nodes): Likewise.
8902 (whole_program_function_and_variable_visibility): Do not recompute
8904 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
8906 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
8908 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
8910 2012-04-23 Richard Guenther <rguenther@suse.de>
8913 * c-typeck.c (build_binary_op): Fix typo.
8915 2012-04-23 Jakub Jelinek <jakub@redhat.com>
8917 PR tree-optimizations/52891
8918 * tree-vect-patterns.c (adjust_bool_pattern): Use
8919 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
8920 but with non-standard precision.
8922 2012-04-22 Jan Hubicka <jh@suse.cz>
8924 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
8927 2012-04-22 Jan Hubicka <jh@suse.cz>
8929 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
8930 * cgraphbuild.c (record_reference, record_type_list, mark_address,
8931 mark_load, mark_store): Do not mark varpool nodes as needed.
8932 * cgraph.c (cgraph_new_nodes): Remove.
8933 (cgraph_create_function_alias): Do not mark nodes as reachable.
8934 (cgraph_add_thunk): Likewise.
8935 (cgraph_mark_reachable_node): Do not manage the queue.
8936 * cgraph.h (cgraph_node): Remove next_needed.
8937 (varpool_nodes_queue): Remove next_needed and prev_needed.
8938 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
8939 (cgraph_new_nodes): Declare.
8940 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
8941 (varpool_analyze_pending_decls): Remove.
8942 (varpool_analyze_node): New.
8943 (varpool_mark_needed_node): Remove.
8944 (varpool_first_variable, varpool_next_variable): New inlines.
8945 (varpool_first_static_initializer, varpool_next_static_initializer):
8947 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
8948 (varpool_first_defined_variable): New inline.
8949 (varpool_next_defined_variable): New inline
8950 (FOR_EACH_VARIABLE): Reimplement.
8951 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
8952 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
8954 * cgraphunit.c (cgraph_new_nodes): Declare here.
8955 (enqueue_node): New function.
8956 (cgraph_process_new_functions): update for new
8957 node set; when constructing cgraph enqueue node for processing.
8958 (cgraph_add_new_function): Use new node set.
8959 (process_function_and_variable_attributes): Do not set varpool needed
8961 (referred_to_p): New function.
8962 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
8963 when varpool is in construction.
8964 (cgraph_analyze_functions): Rewrite.
8965 (cgraph_expand_all_functions): Update.
8966 (cgraph_output_in_order): Do not analyze pending decls; do not set
8968 (cgraph_optimize): Do not analyze pending decls.
8969 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
8970 in other partition; do not mark node as needed.
8971 * dwarf2out.c (reference_to_unused): Use analyzed flag.
8972 (premark_types_used_by_global_vars_helper): Likewise.
8973 * ipa.c (process_references): Do not call varpool_mark_needed_node.
8974 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
8976 (function_and_variable_visibility): Do not mark node as needed.
8977 (whole_program_function_and_variable_visibility): Likewise.
8978 * Makefile.in (gt-varpool.h): No longer needed.
8979 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
8980 (ipa_write_summaries): Do not use needed flag.
8981 * varpool.c: Do not include gt-varpool.h
8982 (x_varpool_nodes_queue, x_varpool_last_needed_node,
8983 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
8984 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
8986 (varpool_remove_node): Do not update the lists.
8987 (dump_varpool_node): Do not dump needed flag.
8988 (varpool_enqueue_needed_node): Remove.
8989 (varpool_mark_needed_node): Remove.
8990 (varpool_reset_queue): Remove.
8991 (varpool_finalize_decl): Move to cgraphunit.c
8992 (varpool_analyze_node): New functions based on former
8993 varpool_analyze_pending_decls.
8994 (varpool_analyze_pending_decls): Remove.
8995 (varpool_assemble_decl): Do not update the lists.
8996 (enqueue_node): New function.
8997 (varpool_remove_unreferenced_decls): Rewrite.
8998 (varpool_empty_needed_queue): Remove.
8999 (add_new_static_var): Do not mark node as needed.
9000 (varpool_create_variable_alias): Handle expansion state
9002 * except.c (output_ttype): Do not mark node as needed.
9003 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
9004 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
9006 * tree-switch-conversion.c (build_one_array): Likewise.
9008 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
9011 * doc/invoke.texi (pedantic): Rename to Wpedantic.
9012 * common.opt (Wpedantic): New.
9013 (pedantic): Alias Wpedantic.
9014 * diagnostic.c (warning_at): Likewise.
9015 * c-decl.c (diagnose_mismatched_decls): Likewise.
9016 (build_array_declarator): Likewise.
9017 (mark_forward_parm_decls):
9018 (check_bitfield_type_and_width): Likewise.
9019 (grokdeclarator): Likewise.
9020 (grokfield): Likewise.
9021 (finish_struct): Likewise.
9022 (build_enumerator): Likewise.
9023 (store_parm_decls_oldstyle): Likewise.
9024 (declspecs_add_qual): Likewise.
9025 (declspecs_add_type): Likewise.
9026 (finish_declspecs): Likewise.
9027 * c-typeck.c (composite_type): Likewise.
9028 (comp_target_types): Likewise.
9029 (build_array_ref): Likewise.
9030 (pointer_diff): Likewise.
9031 (build_unary_op): Likewise.
9032 (build_conditional_expr): Likewise.
9033 (build_c_cast): Likewise.
9034 (convert_for_assignment): Likewise.
9035 (maybe_warn_string_init): Likewise.
9036 (digest_init): Likewise.
9037 (pop_init_level): Likewise.
9038 (set_init_index): Likewise.
9039 (c_finish_goto_label): Likewise.
9040 (c_finish_return): Likewise.
9041 (do_case): Likewise.
9042 (build_binary_op): Likewise.
9043 * c-parser.c (static): Likewise.
9044 (c_parser_external_declaration): Likewise.
9045 (c_parser_declaration_or_fndef): Likewise.
9046 (c_parser_static_assert_declaration_no_se): Likewise.
9047 (c_parser_enum_specifier): Likewise.
9048 (c_parser_struct_or_union_specifier): Likewise.
9049 (c_parser_struct_declaration): Likewise.
9050 (c_parser_alignas_specifier): Likewise.
9051 (c_parser_braced_init): Likewise.
9052 (c_parser_initelt): Likewise.
9053 (c_parser_compound_statement_nostart): Likewise.
9054 (c_parser_conditional_expression): Likewise.
9055 (c_parser_alignof_expression): Likewise.
9056 (c_parser_postfix_expression): Likewise.
9057 (c_parser_postfix_expression_after_paren_): Likewise.
9058 (c_parser_objc_class_instance_variables): Likewise.
9059 (c_parser_objc_method_definition): Likewise.
9060 (c_parser_objc_methodprotolist): Likewise.
9062 2012-04-22 Ian Lance Taylor <iant@google.com>
9064 * godump.c (go_output_typedef): Dump size of structs.
9066 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
9068 Correcting transform_to_exit_first_loop + fix to PR46886
9069 * tree-parloops.c (transform_to_exit_first_loop): Remove
9070 setting of number of iterations according to the loop pattern.
9071 Duplicate from entry to exit->src instead of loop->latch.
9072 (pallelize_loops): Remove the condition preventing do-while loops.
9073 * tree-cfg.c (bool bb_in_region_p): New.
9074 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
9075 Adjust redirection of the duplicated iteration.
9077 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
9080 * rtl.def (ADDRESS): Use "i" rather than "w".
9081 * rtl.h (find_base_term): Delete.
9082 (may_be_sp_based_p): Declare.
9083 * rtl.c (rtx_code_size): Remove ADDRESS special case.
9084 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
9085 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
9087 (find_base_term): Make static.
9088 (may_be_sp_based_p): New function.
9089 * dse.c (record_store): Use it.
9090 * store-motion.c (store_killed_in_insn): Likewise.
9092 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
9094 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
9096 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
9099 * c-typeck.c (inform_declaration): New.
9100 (build_function_call_vec): Do not pretty-print
9101 expressions when caret is enabled.
9102 (convert_arguments): Use inform_declaration.
9104 2012-04-20 Jim Meyering <meyering@redhat.com>
9106 * genmodes.c (make_complex_modes): Don't truncate a mode name of
9107 length 7 or more when prepending a "C". Suggested by Richard Guenther.
9109 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9111 PR rtl-optimization/44214
9112 * fold-const.c (exact_inverse): New function.
9113 (fold_binary_loc): Fold vector and complex division by constant into
9114 multiply by recripocal with flag_reciprocal_math; fold vector division
9115 by constant into multiply by reciprocal with exact inverse.
9117 2012-04-20 Jan Hubicka <jh@suse.cz>
9119 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
9121 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
9122 (cgraph_remove_node): Update.
9123 (cgraph_mark_needed_node): Remove.
9124 (cgraph_mark_force_output_node): New.
9125 (dump_cgraph_node): Do not dump needed flag.
9126 (cgraph_node_cannot_be_local_p_1): Update.
9127 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
9128 * cgraph.h (symtab_node_base): Add force_output flag.
9129 (cgraph_node): Remove needed flag.
9130 (varpool_node): Remove force_output flag.
9131 (cgraph_mark_needed_node): Remove.
9132 (cgraph_mark_force_output_node): New.
9133 (cgraph_only_called_directly_or_aliased_p,
9134 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
9135 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
9136 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
9137 (cgraph_add_new_function): Update.
9138 (cgraph_mark_if_needed): Update.
9139 (verify_cgraph_node): Update.
9140 (cgraph_analyze_function): Alias target is reachable.
9141 (process_function_and_variable_attributes): Update: externally_visible
9142 flag makes function reachable.
9143 (cgraph_analyze_functions): Update dumping.
9144 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
9145 input_overwrite_node, input_varpool_node): Update streaming.
9146 * lto-streamer-out.c (produce_symtab): Use force_output.
9147 * ipa.c (process_references): Weakrefs must be processed.
9148 (cgraph_remove_unreachable_nodes): Likewise; update for new
9150 (varpool_externally_visible_p): Weakrefs are externally visible
9151 even if they are not.
9152 (function_and_variable_visibility): Update; when processing alias
9153 pair force the targets to be output.
9154 (whole_program_function_and_variable_visility): Use
9155 mark_reachable_node.
9156 * trans-mem.c (ipa_tm_mark_needed_node): Remove
9157 (ipa_tm_mark_force_output_node): New function.
9158 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
9159 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
9161 * varasm.c (mark_decl_referenced): Update.
9162 (find_decl_and_mark_needed): Remove.
9163 (find_decl): New function.
9164 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
9165 alias targets as needed.
9166 (dump_tm_clone_pairs): Update.
9167 * tree-inline.c (copy_bb): Update check.
9168 * symtab.c (dump_symtab_base): Dump force_output.
9169 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
9170 * passes.c (execute_todo): Fix dumping.
9171 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
9172 (varpool_analyze_pending_decls): Alias target is reachable.
9173 (varpool_create_variable_alias): Finalize weakrefs.
9175 2012-04-20 Jakub Jelinek <jakub@redhat.com>
9178 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
9179 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
9180 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
9181 macros instead of constants.
9182 * dse.c (record_store): Check for SP ADDRESS by comparing
9183 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
9184 XEXP to be stack_pointer_rtx.
9186 2012-04-20 Richard Guenther <rguenther@suse.de>
9188 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
9189 update_call_from_tree when propagating into a call.
9191 2012-04-20 Alan Modra <amodra@gmail.com>
9193 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
9194 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
9195 sp_offset to frame_off. Move world save code earlier.
9197 2012-04-20 Richard Guenther <rguenther@suse.de>
9199 PR tree-optimization/53050
9200 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
9201 Do only one transform on COND_EXPRs at the same time.
9203 2012-04-19 Jan Hubicka <jh@suse.cz>
9205 * symtab.c (dump_symtab_base): Revert accidental checkin.
9207 2012-04-20 Alan Modra <amodra@gmail.com>
9210 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
9211 static chain, set REST_INLINE_FPRS too.
9213 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
9215 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
9218 2012-04-20 Richard Guenther <rguenther@suse.de>
9220 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
9221 loops that can never run more often than the vectorization factor.
9223 2012-04-19 Jan Hubicka <jh@suse.cz>
9225 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
9227 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
9229 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
9231 2012-04-19 Jim Meyering <meyering@redhat.com>
9233 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
9234 We verified above that the string(including trailing NUL) fits in buf,
9237 2012-04-19 Richard Guenther <rguenther@suse.de>
9239 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
9240 for dumping DECL_SECTION_NAME.
9242 2012-04-19 Michael Matz <matz@suse.de>
9245 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
9246 (struct tree_vector): Adjust GTY length.
9247 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
9249 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
9251 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
9252 caller emitted the length calulation already.
9253 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
9254 before handling any of the fields for structs.
9256 2012-04-19 Richard Guenther <rguenther@suse.de>
9258 PR tree-optimization/53031
9259 * tree-vrp.c (adjust_range_with_scev): Revert back to
9260 using max_loop_iterations.
9262 2012-04-19 Michael Matz <matz@suse.de>
9264 * diagnostic.c (emit_diagnostic): Move va_end call after user
9266 (warning, warning_at, pedwarn, permerror): Ditto.
9268 2012-04-19 Richard Guenther <rguenther@suse.de>
9270 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
9273 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
9276 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
9277 the case *(X+const).
9279 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9281 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
9283 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9286 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
9287 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
9289 2012-04-19 Richard Guenther <rguenther@suse.de>
9291 PR rtl-optimization/44688
9292 * loop-iv.c (determine_max_iter): Only return max_iter.
9293 (iv_number_of_iterations): Also use the recorded loop bound
9294 on the maximum number of iterations.
9295 * loop-unroll.c (decide_unroll_runtime_iterations): Use
9296 max_iter to avoid unrolling loops that do not roll.
9297 (decide_unroll_stupid): Likewise.
9299 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
9301 * targhooks.c (default_case_values_threshold): Fix code style nit.
9303 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
9304 case range and type folding from here...
9305 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
9306 type, as documented in tree.def.
9308 2012-04-18 Jan Hubicka <jh@suse.cz>
9310 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
9312 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
9313 cgraph hash and same comdat groups.
9314 (cgraph_optimize): Verify symbol table.
9315 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
9316 (dissolve_same_comdat_group_list): Work on symtab nodes.
9317 (function_and_variable_visibility): Dissolve variable same comdat group
9319 * symtab.c: Include timevar.h
9320 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
9322 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
9324 * tree-switch-conversion.c (info): Remove global pass info.
9325 (check_range, check_process_case, check_final_bb, create_temp_arrays,
9326 free_temp_arrays, gather_default_values, build_constructors,
9327 array_value_type, build_one_array, build_arrays, gen_def_assigns,
9328 fix_phi_nodes, gen_inbound_check): Pass info around from ...
9329 (process_switch): ... here. Unify message format. Return a const
9330 char pointer to the failure reason message.
9331 (do_switchconv): Unify message format. Update process_switch usage.
9333 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
9334 * tree-cfg.c (edge_to_cases): Fix documentation.
9336 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
9338 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
9340 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9342 PR tree-optimization/52976
9343 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
9344 (possibly_move_powi): New function.
9345 (rewrite_expr_tree): Call possibly_move_powi.
9346 (rewrite_expr_tree_parallel): Likewise.
9347 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
9348 call add_to_ops_vec instead.
9350 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9352 PR tree-optimization/52976
9353 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
9354 (decrement_power): Likewise.
9355 (propagate_op_to_single_use): Likewise.
9356 (zero_one_operation): Handle __builtin_pow* calls in linearized
9357 expression trees; factor logic into propagate_op_to_single_use.
9358 (undistribute_ops_list): Allow operands with repeat counts > 1.
9360 2012-04-18 Richard Guenther <rguenther@suse.de>
9362 PR tree-optimization/44688
9363 * cfgloop.h (record_niter_bound): Declare.
9364 * tree-ssa-loop-niter.c (record_niter_bound): Export.
9365 Update the estimation with the upper bound here...
9366 (estimate_numbers_of_iterations_loop): ... instead of here.
9367 Do not forcefully reset a recorded upper bound.
9368 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
9369 Record the maximum number of loop iterations of the prologue loop.
9371 2012-04-18 Jan Hubicka <jh@suse.cz>
9373 * lto-symtab.c (lto_cgraph_replace_node): Update.
9374 * cgraphbuild.c (record_reference, record_type_list,
9375 record_eh_tables, mark_address, mark_load, mark_store): Update.
9376 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
9377 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
9379 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
9380 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
9381 * reload.c: Fix typo in comment.
9382 * rtlanal.c: Likewise.
9383 * tree-emultls.c (gen_emutls_addr): Update.
9384 * ipa-reference.c (analyze_function): Update.
9385 * cgraphunit.c (cgraph_analyze_function,
9386 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
9388 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
9389 (ipa_remove_reference): Likewise.
9390 (ipa_remove_all_refering): Rename to ...
9391 (ipa_remove_all_referring): ... this one; update.
9392 (ipa_dump_references): Update.
9393 (ipa_dump_referring): Update.
9394 (ipa_clone_references): Update.
9395 (ipa_clone_refering): Rename to ...
9396 (ipa_clone_referring): ... this one; update.
9397 (ipa_ref_cannot_lead_to_return): Update.
9398 (ipa_ref_has_aliases_p): Update.
9399 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
9401 (ipa_ref_type): Remove.
9402 (ipa_ref_ptr_u): Remove.
9403 (ipa_ref): Remove referencing, refered, refered_index, refering_type
9404 and refered_type; add referring, referred and referred_index.
9405 (ipa_ref_list): Rename refering to referring.
9406 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
9407 ipa_clone_references, ipa_clone_referring): Update prototypes.
9408 * lto-cgraph.c (referenced_from_other_partition_p): Update.
9409 (lto_output_ref): Update.
9410 (add_references): Update.
9411 (input_varpool_node): Update.
9412 (input_refs): Update.
9413 * ipa-ref-inline.h (ipa_ref_node): Update.
9414 (ipa_ref_varpool_node): Update.
9415 (ipa_ref_referring_node): Update.
9416 (ipa_ref_referring_varpool_node): Update.
9417 (ipa_ref_referring_ref_list): Update.
9418 (ipa_ref_referred_ref_list): Update.
9419 (ipa_ref_list_first_referring): Update.
9420 (ipa_empty_ref_list): Update.
9421 (ipa_ref_list_refering_iterate): Rename to ...
9422 (ipa_ref_list_referring_iterate): ... this one.
9423 * cse.c: Update comment.
9424 * ipa-utils.c (ipa_reverse_postorder): Update.
9425 * tree-ssa-alias.c: Update.
9426 * ipa-inline.c (reset_edge_caches): Update.
9427 (update_caller_keys): Update.
9428 * ipa-inline.h: Update comments.
9429 * jump.c: Update comment.
9430 * alias.c: Likewise.
9431 * ipa.c (process_references): Update.
9432 (cgraph_remove_unreachable_nodes): Likewise.
9433 (ipa_discover_readonly_nonaddressable_var): Likewise.
9434 (cgraph_address_taken_from_non_vtable_p): Likewise.
9435 * trans-mem.c (ipa_tm_execute): Update.
9436 * simplify-rtx.c: Fix comment.
9437 * rtl.c: Fix comment.
9438 * symtab.c (symtab_unregister_node): Update.
9439 * varpool.c (dump_varpool_node): Update.
9440 (varpool_analyze_pending_decls): Update.
9441 (assemble_aliases): Update.
9442 (varpool_for_node_and_aliases): Update.
9444 2012-04-18 Richard Guenther <rguenther@suse.de>
9446 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
9447 use_undefined_p parameter.
9448 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
9449 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
9451 (estimate_numbers_of_iterations): Likewise.
9452 (estimated_loop_iterations): Adjust.
9453 (max_loop_iterations): Likewise.
9454 (scev_probably_wraps_p): Likewise.
9455 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
9456 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
9457 not max_loop_iterations.
9458 (execute_vrp): Remove explicit number of iterations estimation.
9460 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
9462 * config/i386/linux-common.h: New.
9464 * config.gcc: Add i386/linux-common.h before
9465 all i386/linux.h and i386/linux64.h usages.
9467 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
9468 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
9469 * config/i386/gnu-user64.h: Likewise.
9471 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
9472 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
9473 (GNU_USER_TARGET_MATHFILE_SPEC): New.
9474 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
9476 2012-04-18 Jan Hubicka <jh@suse.cz>
9478 * cgraph.c (cgraph_node_name): Remove.
9479 (dump_cgraph_node): Use dump_symtab_base; reformat.
9480 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
9481 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
9483 (cgraph_node_name, varpool_node_name): Remove.
9484 (cgraph_node_asm_name, varpool_node_asm_name,
9485 cgraph_node_name, varpool_node_name): New.
9486 * tree-pass.h (TODO_dump_cgraph): Rename to ...
9487 (TODO_dump_symtab): ... this one.
9488 * ipa-cp (pass_ipa_cp): Update.
9489 * ia-reference.c (generate_summary, read_write_all_from_decl,
9490 propagate, ipa_reference_read_optimization_summary): Update.
9491 * cgraphunit.c (cgraph_analyze_functions): Update.
9492 (cgraph_optimize): Update.
9493 * ipa-ref.c (ipa_dump_references): Update.
9494 (ipa_dump_refering): Update.
9495 * ipa-inline.c (pass_ipa_inline): Update.
9496 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
9497 * ipa.c (pass_ipa_function_visibility,
9498 pass_ipa_whole_program_visibility): Update.
9499 * tree-sra.c (pass_early_ipa_sra): Update.
9500 * symtab.c: Include langhooks.h
9501 (symtab_node_asm_name): New.
9502 (symtab_node_name): New.
9503 (symtab_type_names): New static var.
9504 (dump_symtab_base): New.
9505 (dump_symtab_node, dump_symtab): New.
9506 (debug_symtab_node, debug_symtab): New.
9507 * tree-ssa-structalias.c: Dump symbol table.
9508 * pases.c (execute_todo): Handle TODO_dump_symtab instead
9509 of TODO_dump_cgraph.
9510 * varpoo.c (varpool_node_name): Remove.
9511 (dump_varpool_node): Use dump_symtab_base; reformat.
9513 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
9515 * doc/invoke.texi (Language Independent Options): @item should be
9518 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
9521 * rtl.c (rtx_code_size): Handle ADDRESS.
9523 2012-04-17 Tom de Vries <tom@codesourcery.com>
9525 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
9528 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
9531 * config/i386/sync.md (atomic_<code><mode>): Rename to
9532 atomic_<logic><mode>.
9534 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
9536 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
9537 * alias.c (reg_base_value): Expand and update comment.
9538 (arg_base_value): New variable.
9539 (unique_id): Move up file.
9540 (unique_base_value, unique_base_value_p, known_base_value_p): New.
9541 (find_base_value): Use arg_base_value and known_base_value_p.
9542 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
9543 (find_base_term): Use known_base_value_p.
9544 (base_alias_check): Use unique_base_value_p.
9545 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
9546 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
9548 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
9550 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
9552 2012-04-17 Michael Matz <matz@suse.de>
9554 PR tree-optimization/18437
9555 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
9556 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
9557 (vect_check_strided_load): Declare.
9558 * tree-vect-data-refs.c (vect_check_strided_load): New function.
9559 (vect_analyze_data_refs): Use it to accept strided loads.
9560 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
9562 2012-04-17 Richard Guenther <rguenther@suse.de>
9565 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
9566 loops when redirecting an entry or latch edge.
9568 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
9570 * sel-sched.c (sel_global_init): Revert previous change.
9572 2012-04-17 Richard Guenther <rguenther@suse.de>
9574 * tree-flow.h (array_at_struct_end_p): Move declaration ...
9575 * tree.h (array_at_struct_end_p): ... here.
9576 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
9577 * expr.c (array_at_struct_end_p): ... here. Rewrite.
9579 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
9581 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
9582 COST_TABLE): Remove.
9583 (estimate_case_costs): Remove.
9584 (expand_case): Do not call estimate_case_costs
9585 to set use_cost_table.
9586 (balance_case_nodes): Do not use use_cost_table.
9588 2012-04-16 Jan Hubicka <jh@suse.cz>
9590 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
9591 (hash_node, eq_node): Remove.
9592 (cgraph_create_node): Do not handle hashtable.
9593 (cgraph_get_node): Remove.
9594 (cgraph_insert_node_to_hashtable): Remove.
9595 (hash_node_by_assembler_name): Remove.
9596 (eq_assembler_name): Remove.
9597 (cgraph_node_for_asm): Rewrite.
9598 (cgraph_find_replacement_node): Break out from ...
9599 (cgraph_remove_node): ... here; do not maintain hashtables.
9600 (change_decl_assembler_name): Remove.
9601 (cgraph_clone_node): Do not maintain hashtables.
9602 * cgraph.h (const_symtab_node): New typedef.
9603 (cgraph_insert_node_to_hashtable): Remove.
9604 (symtab_get_node, symtab_node_for_asm,
9605 symtab_insert_node_to_hashtable): Declare.
9606 (cgraph_find_replacement_node): Declare.
9607 (cgraph_get_node, varpool_get_node): Turn into inlines.
9608 (cgraph, varpool): Work sanely on NULL pointers.
9609 (FOR_EACH_SYMBOL): New walker.
9610 * ipa-inline-transform.c (save_inline_function_body): Use
9611 symtab_insert_node_to_hashtable.
9612 * symtab.c: Include ggc.h and diagnostics.h
9613 (symtab_hash, assembler_name_hash): New static vars;
9614 (hash_node, eq_node, hash_node_by_assembler_name,
9615 eq_assembler_name, insert_to_assembler_name_hash,
9616 unlink_from_assembler_name_hash): New.
9617 (symtab_register_node): Update hashtables.
9618 (symtab_insert_node_to_hashtable): New.
9619 (symtab_unregister_node): Update hashtables.
9620 (symtab_get_node): New.
9621 (symtab_node_for_asm): New.
9622 (change_decl_assembler_name): New.
9623 * Makefile.in (symtab.o): Needs GTY.
9624 * varpool.c (varpool_hash): Remove.
9625 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
9626 (varpool_node): Rewrite using varpool_get_node.
9627 (varpool_remove_node): DO not maintain hashtables.
9628 (varpool_node_for_asm): Rewrite.
9630 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
9632 * doc/invoke.texi: Copy-edit to put verbs in the present tense
9633 when describing the current behavior of GCC.
9635 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
9637 * genemit.c (gen_exp): Remove ADDRESS handling.
9638 * genoutput.c (scan_operands): Likewise.
9639 * genpeep.c (match_rtx): Likewise.
9640 * genrecog.c (add_to_sequence): Likewise.
9642 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
9644 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
9646 2012-04-16 Martin Jambor <mjambor@suse.cz>
9648 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
9651 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
9654 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
9655 hints for 'A' operand types.
9657 2012-04-16 Jan Hubicka <jh@suse.cz>
9659 * cgraph.h (symtab_node_base): Add next and previous pointers.
9660 (cgraph_node): Remove next and preivous pointers.
9661 (varpool_node): Likewise; remove next/previous GTY marker;
9662 it is not type safe.
9663 (symtab_node_def): Update GTY marker
9664 (x_cgraph_nodes, cgraph_nodes): Remove.
9665 (symtab_nodes): New function.
9666 (cgraph_order): Rename to ...
9667 (symtab_order): ... this one.
9668 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
9670 (x_varpool_nodes, varpool_nodes): Remove.
9671 (FOR_EACH_STATIC_VARIABLE): Update.
9672 (symtab_function_p, symtab_variable_p): New function.
9673 (FOR_EACH_VARIABLE): Update.
9674 (varpool_first_variable, varpool_next_variable): New functions.
9675 (FOR_EACH_VARIABLE): Update.
9676 (cgraph_first_defined_function): Update.
9677 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
9678 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
9679 (cgraph_first_function, cgraph_next_function): New.
9680 (FOR_EACH_FUNCTION): Update.
9681 (cgraph_first_function_with_gimple_body,
9682 cgraph_next_function_with_gimple_body): Update.
9683 * symtab.c: New file.
9684 * cgraph.c: Update copyright dates.
9685 (x_cgraph_nodes, cgraph_order): Remove.
9686 (NEXT_FREE_NODE): Update.
9687 (SET_NEXT_FREE_NODE): New.
9688 (cgraph_create_node_1): Remove common code.
9689 (cgraph_create_node): Remove common code; call symtab_register_node.
9690 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
9691 (cgraph_add_asm_node): Update.
9692 (cgraph_clone_node): Register new node.
9693 * cgraphunit.c (process_function_and_variable_attributes): Update.
9694 (cgraph_analyze_functions): Update.
9695 (cgraph_analyze_functions): Update.
9696 (cgraph_output_in_order): Update.
9697 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
9699 * ipa-inline.c (recursive_inlining): Update.
9700 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
9701 * ipa.c (cgraph_remove_unreachable_nodes): Update.
9702 * Makefile.in: Add symtab.o
9703 * varpool.c (x_varpool_nodes): Remove
9704 (varpool_node): Remove common code; call symtab_register_node.
9705 (varpool_remove_node): Remove common code; call symtab_unregister_node.
9707 2012-04-16 Richard Guenther <rguenther@suse.de>
9710 * tree.h (VECTOR_CST_NELTS): Adjust.
9711 (struct tree_vector): Add explicit length field.
9712 (make_vector_stat): Declare.
9713 (make_vector): Define.
9714 * tree.c (make_vector_stat): New function.
9715 (build_vector_stat): Use it.
9716 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
9718 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9720 PR tree-optimization/52976
9721 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
9722 (undistribute_ops_list): Ops with repeat counts aren't eligible for
9724 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
9726 2012-04-16 Jan Hubicka <jh@suse.cz>
9728 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
9730 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
9731 walkers to walk cgraph and varpool.
9732 * cgraph.c (cgraph_node_for_asm): Likewise.
9733 (dump_cgraph): Likewise.
9734 * value-prof.c (init_node_map): Likewise.
9735 * tree.c (free_lang_data_in_cgraph): Likewise.
9736 * tree-emutls.c: (ipa_lower_emutls): Likewise.
9737 * ipa-reference.c (generate_summary, propagate): Likewise.
9738 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
9739 cgraph_mark_functions_to_output, cgraph_output_in_order,
9740 output_weakrefs, cgraph_materialize_all_clones,
9741 cgraph_optimize): Likewise.
9742 * lto-cgraph.c (merge_profile_summaries): Likewise.
9743 (input_cgraph): Likewise.
9744 * ipa-pure-const.c (generate_summary): Likewise.
9745 (propagate): Likwise.
9746 * ipa-utils.c (ipa_reduced_postorder): Likewise.
9747 (ipa_free_postorder_info): Likewise.
9748 (ipa_reverse_postorder): Likewise.
9749 * ipa-inline.c (ipa_inline): Likewise.
9750 * matrix-reorg.c (find_matrices_decl): Likewise.
9751 (matrix_reorg): Likewise.
9752 * tree-vectorizer.c (increase_alignment): Likewise.
9753 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
9754 (function_and_variable_visibility): Likewise.
9755 (whole_program_function_and_variable_visibility): Likewise.
9756 (ipa_cdtor_merge): Likewise.
9757 * trans-mem.c (ipa_tm_execute): Likewise.
9758 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
9759 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
9760 (ipa_print_all_params): Likewise.
9761 (ipa_update_after_lto_read): Likewise.
9762 * tree-profie.c (tree_profiling): Likewise.
9763 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
9764 * passes.c (dump_passes): Likewise.
9765 (do_per_function): Likewise.
9766 (ipa_write_summaries): Likewise.
9767 * varpool.c (dump_varpool): Likewise.
9768 (varpool_node_for_asm): Likewise.
9769 (varpool_assemble_pending_decls): Likewise.
9771 2012-04-16 Richard Guenther <rguenther@suse.de>
9773 PR tree-optimization/52975
9774 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
9775 condition but always mark it with TRUTH_NOT_EXPR.
9777 2012-04-16 Richard Guenther <rguenther@suse.de>
9779 PR tree-optimization/52975
9780 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
9781 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
9782 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
9783 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
9785 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
9787 * config/i386/sse.md (ssse3_plusminus): New code iterator.
9788 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
9789 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
9790 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
9791 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
9792 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
9793 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
9795 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
9796 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
9797 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
9798 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
9799 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
9800 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
9802 (xop_plus): New code iterator.
9803 (macs): New code attribute.
9805 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
9806 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
9808 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
9809 xop_plus code iterator.
9810 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
9811 xop_plus code iterator.
9812 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
9813 xop_plus code iterator.
9814 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
9815 xop_plus code iterator.
9817 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
9818 any_extend code iterator.
9819 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
9820 any_extend code iterator.
9821 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
9822 any_extend code iterator.
9823 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
9824 any_extend code iterator.
9825 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
9826 any_extend code iterator.
9827 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
9828 any_extend code iterator.
9830 2012-04-14 Tom de Vries <tom@codesourcery.com>
9832 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
9833 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
9834 DELETED_LABEL note, and move it to ...
9835 * cfgrtl.c (delete_insn): ... here. Change return type to void.
9836 (delete_insn_and_edges): Likewise.
9837 (delete_insn_chain): Handle new return type of delete_insn. Delete
9838 chain backwards rather than forwards.
9839 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
9841 * cfglayout.c (fixup_reorder_chain): Delete unused label.
9843 2012-04-14 Jan Hubicka <jh@suse.cz>
9845 * cgraph.h: Update copyrights;
9846 (symtab_node): Turn to union typedef.
9847 (symtab_node_base): New structure.
9848 (symtab_type): Add SYMTAB_SYMBOL tag.
9849 (cgraph_node): Annotate some pinters with nested_ptr.
9850 (varpool_node): Likewise.
9851 (cgraph_local_info): Remove lto_file_data
9852 and externally_visible.
9853 (cgraph_node): Remove decl; same_comdat_group list;
9854 aux; ref_list; order; address_taken; reachable_from_other_parittion,
9855 in_other_partition; resolution.
9856 (varpool_node): Remove decl; same_comdat_group;
9857 ref_list; lto_file_data; aux; order; resolution; externally_visible;
9858 used_from_other_partition; in_other_partition.
9859 (symtab_node_def): New union.
9860 (cgraph, varpool): Update.
9861 (varpool_first_static_initializer, varpool_next_static_initializer,
9862 cgraph_only_called_directly_or_aliased_p,
9863 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
9864 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
9865 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
9867 * cgraph.c: Likewise.
9868 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
9869 * cgraphbuild.c: Likewise.
9870 * lto-symtab.c: Likewise.
9871 * c-gimplify.c: Likewise.
9872 * value-prof.c: Likewise.
9874 * ipa-cp.c: Likewise.
9875 * tree-emutls.c: Likewise.
9876 * ipa-inline-transform.c: Likwise.
9877 * ipa-reference.c: Likewise.
9878 * cgraphunit.c: Likewise.
9879 * ipa-ref.c: Likewise.
9880 * lto-cgraph.c: Likewise.
9881 * ipa-ref-inline.h: Likewise.
9882 * ipa-pure-const.c: Likewise.
9883 * lto-streamer-out.c: Likewise.
9884 * ipa-utils.c: Likewise.
9885 * ipa-inline.c: Likewise.
9886 * matrix-reorg.c: Likewise.
9887 * tree-eh.c: Likewise.
9888 * tree-vectorizer.c: Likewise.
9889 * ipa-split.c: Likewise.
9891 * trans-mem.c: Likewise.
9892 * ipa-inline-analysis.c: Likewise.
9893 * gimplify.c: Likewise.
9894 * cfgexpand.c: Likewise.
9895 * tree-sra.c: Likewise.
9896 * ipa-prop.c: Likewise.
9897 * varasm.c: Likewise.
9898 * tree-nested.c: Likewise.
9899 * tree-inline.c: Likewise.
9900 * tree-profile.c: Likewise.
9901 * tree-ssa-structalias.c: Likewise.
9902 * passes.c: Likewise.
9903 * varpool.c: Likewise.
9905 2012-04-14 Tom de Vries <tom@codesourcery.com>
9907 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
9908 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
9909 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
9911 (gsi_advance_fw_nondebug_nonlocal): New function.
9912 (local_def): Removed function.
9913 (same_succ_hash): Use stmt_local_def.
9914 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
9915 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
9917 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
9919 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
9920 and __ILP32__ for x32.
9922 2012-04-13 Martin Jambor <mjambor@suse.cz>
9925 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
9926 fold_ctor_reference returns a zero constant.
9928 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
9930 * config.gcc: Add i386/gnu-user-common.h before all
9931 i386/gnu-user.h and i386/gnu-user64.h usages.
9933 * config/i386/gnu-user-common.h: New.
9935 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
9936 (CC1_SPEC): Likewise.
9937 (ENDFILE_SPEC): Likewise.
9938 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
9939 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
9940 (TARGET_OS_CPP_BUILTINS): Likewise.
9941 (LIBGCC2_HAS_TF_MODE): Likewise.
9942 (LIBGCC2_TF_CEXT): Likewise.
9943 (TF_SIZE): Likewise.
9944 (TARGET_ASM_FILE_END): Likewise.
9945 (STACK_CHECK_MOVING_SP): Likewise.
9946 (STACK_CHECK_STATIC_BUILTIN): Likewise.
9947 * config/i386/gnu-user64.h: Likewise.
9949 2012-04-13 Martin Jambor <mjambor@suse.cz>
9951 * expr.c (expand_expr_real_1): Pass type, not the expression, to
9952 set_mem_attributes for a memory temporary. Do not call the function
9953 for the memory temporary created for a bitfield.
9955 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
9958 * df.h (enum debug_temp_where): New.
9959 (dead_debug_init, dead_debug_finish) Declare.
9960 (dead_debug_add, dead_debug_insert_temp): Declare.
9961 (struct dead_debug_use, struct dead_debug): Moved from...
9962 * df-problems.c: ... here.
9963 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
9965 (df_create_unused_note): Likewise.
9966 (df_set_dead_notes_for_mw): Move comment where it belongs.
9967 (dead_debug_init): Export.
9968 (dead_debug_reset_uses): New, factored out of...
9969 (dead_debug_finish): ...this. Export.
9970 (dead_debug_reset): Remove.
9971 (dead_debug_add): Export.
9972 (dead_debug_insert_before): Rename to...
9973 (dead_debug_insert_temp): ... this. Add where argument. Export.
9974 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
9975 Return insertion count.
9976 (df_note_bb_compute): Adjust.
9977 * dce.c (word_dce_process_block): Adjust dead debug uses.
9978 (dce_process_block): Likewise.
9980 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
9982 * df-problems.c (df_note_bb_compute): Do not take note of
9983 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
9985 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
9988 * var-tracking.c (expand_depth): New type.
9989 (onepart_aux, expand_loc_callback_data): Change depth type to it.
9990 (loc_exp_dep_alloc): Adjust initializer.
9991 (update_depth): Use new type. Add entryvals.
9992 (vt_expand_var_loc_chain): Take note of expansions with
9993 ENTRY_VALUEs, but don't accept them right away. Run an optional
9994 second pass accepting the minimum ENTRY_VALUE count found in the
9996 (vt_expand_loc_callback, INIT_ELCD): Adjust.
9998 2012-04-13 Tom de Vries <tom@codesourcery.com>
10000 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
10001 parameters vuse and vuse_escaped.
10002 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
10003 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
10006 2012-04-13 Richard Guenther <rguenther@suse.de>
10008 PR tree-optimization/52969
10009 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
10010 the condition for the COND_EXPR and handle predicate negation
10011 by swapping the COND_EXPR arms.
10013 2012-04-13 Nick Clifton <nickc@redhat.com>
10015 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
10016 TODO_dump_func flag.
10018 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
10020 PR rtl-optimization/52203
10021 PR rtl-optimization/52715
10023 Revert the 2012-03-07 fix for PR 52203.
10024 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
10025 the insn does not modify DFA right before issuing, adjust
10026 issue_rate accordingly.
10028 2012-04-13 Richard Guenther <rguenther@suse.de>
10031 * c-typeck.c (pointer_diff): Remove bogus assert.
10033 2012-04-13 Richard Guenther <rguenther@suse.de>
10036 * convert.c (convert_to_pointer): Remove special-casing of zero.
10038 2012-04-13 Joey Ye <joey.ye@arm.com>
10040 * config/arm/constraints.md (Pe): New constraint.
10041 * config/arm/arm.md: New split for imm 256-510.
10043 2012-04-13 Terry Guo <terry.guo@arm.com>
10045 * config/arm/arm-cores.def: Added core cortex-m0plus.
10046 * config/arm/arm-tune.md: Regenerated.
10047 * config/arm/arm-tables.opt: Regenerated.
10048 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
10050 2012-04-13 Alan Modra <amodra@gmail.com>
10053 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
10054 tie regs on destination of sets. Delete forward declaration.
10055 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
10056 (rs6000_emit_prologue): Likewise.
10057 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
10059 (is_mem_ref): Use tie_operand to recognise stack ties.
10060 * config/rs6000/predicates.md (tie_operand): New.
10061 * config/rs6000/rs6000.md (restore_stack_block): Generate new
10063 (restore_stack_nonlocal): Likewise.
10064 (stack_tie): Update.
10065 (frame_tie): Delete.
10067 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10069 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
10070 HOST_WIDE_INT_PRINT_DEC in format strings.
10072 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
10075 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
10076 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
10077 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
10078 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
10079 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
10080 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
10081 avx2_permvarv8si using VI4F_256 mode iterator.
10082 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
10083 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
10084 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
10085 gen_avx2_permvarv8sf.
10086 (expand_vec_perm_pshufb): Ditto.
10088 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
10091 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
10092 the list of options to enable the FCFID instruction.
10093 (TARGET_EXTRA_BUILTINS): Adjust comment.
10095 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10097 PR tree-optimization/18589
10098 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
10099 (operand_entry): Add count field.
10100 (add_repeat_to_ops_vec): New function.
10101 (completely_remove_stmt): Likewise.
10102 (remove_def_if_absorbed_call): Likewise.
10103 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
10104 (acceptable_pow_call): New function.
10105 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
10106 entries with repeat counts when found.
10107 (repeat_factor_d): New struct and associated typedefs.
10108 (repeat_factor_vec): New static vector variable.
10109 (compare_repeat_factors): New function.
10110 (get_reassoc_pow_ssa_name): Likewise.
10111 (attempt_builtin_powi): Likewise.
10112 (reassociate_bb): Call attempt_builtin_powi.
10113 (fini_reassoc): Two new calls to statistics_counter_event.
10115 2012-04-12 Richard Guenther <rguenther@suse.de>
10117 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
10118 * cgraph.h (tree_rest_of_compilation): Remove.
10119 * cgraph.c (cgraph_add_new_function): Move ...
10120 * cgraphunit.c (cgraph_add_new_function): ... here.
10121 (tree_rest_of_compilation): Make static.
10122 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
10123 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
10124 gate_all_early_local_passes, execute_all_early_local_passes,
10125 pass_early_local_passes, gate_all_early_optimizations,
10126 pass_all_early_optimizations): Move ...
10127 * passes.c (gate_all_optimizations, pass_all_optimizations,
10128 gate_all_early_local_passes, execute_all_early_local_passes,
10129 pass_early_local_passes, gate_all_early_optimizations,
10130 pass_all_early_optimizations): ... here.
10131 * tree-optimize.c (execute_free_datastructures): Remove.
10132 * tree-flow.h (execute_free_datastructures): Remove.
10133 * tree-optimize.c (execute_init_datastructures,
10134 pass_init_datastructures): Move ...
10135 * tree-ssa.c (execute_init_datastructures,
10136 pass_init_datastructures): ... here.
10137 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
10138 execute_free_datastructures.
10140 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
10142 * dbgcnt.def (ira_move): New counter.
10143 * ira-int.h (ira_create_new_reg): Declare function.
10144 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
10145 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
10146 no longer static. All callers changed.
10147 * ira.c: Include "dbgcnt.h".
10148 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
10149 move_unallocated_pseudos): New static functions.
10150 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
10151 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
10152 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
10153 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
10154 to the pseudos generated in find_moveable_pseudos.
10155 * Makefile.in (ira.o): Add $(DBGCNT_H).
10157 2012-04-12 Richard Guenther <rguenther@suse.de>
10159 PR tree-optimization/52943
10160 * tree-chrec.h (chrec_is_positive): Remove.
10161 * tree-scalar-evolution.c (chrec_is_positive): Move ...
10162 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
10163 Return false for a constant zero instead of negative.
10164 (analyze_siv_subscript_cst_affine): Handle zero difference
10165 in the initial condition explicitely.
10167 2012-04-12 Richard Guenther <rguenther@suse.de>
10169 * tree-parloops.c (parallelize_loops): Also consult the upper
10170 bound for the number of iterations.
10171 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
10172 (loop_prefetch_arrays): Likewise.
10174 2012-04-12 Richard Guenther <rguenther@suse.de>
10176 * cfgloop.h (estimated_loop_iterations_int): Ditch
10177 'conservative' parameter.
10178 (max_stmt_executions_int): Likewise.
10179 (estimated_loop_iterations): Likewise.
10180 (max_stmt_executions): Likewise.
10181 (max_loop_iterations): Declare.
10182 (max_loop_iterations_int): Likewise.
10183 (estimated_stmt_executions): Likewise.
10184 (estimated_stmt_executions_int): Likewise.
10185 * tree-ssa-loop-niter.c (estimated_loop_iterations):
10187 (max_loop_iterations): ... this.
10188 (estimated_loop_iterations_int): Split parts to ...
10189 (max_loop_iterations_int): ... this.
10190 (max_stmt_executions_int): Split parts to ...
10191 (estimated_stmt_executions_int): ... this.
10192 (max_stmt_executions): Split parts to ...
10193 (estimated_stmt_executions): ... this.
10194 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
10195 * predict.c (predict_loops): Likewise.
10196 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
10197 (analyze_siv_subscript_cst_affine): Likewise.
10198 (compute_overlap_steps_for_affine_1_2): Likewise.
10199 (analyze_subscript_affine_affine): Likewise.
10200 (init_omega_for_ddr_1): Likewise.
10201 * tree-parloops.c (parallelize_loops): Likewise.
10202 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
10203 (may_eliminate_iv): Likewise.
10204 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
10205 (loop_prefetch_arrays): Likewise.
10206 * tree-vrp.c (adjust_range_with_scev): Likewise.
10208 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
10210 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
10211 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
10213 (dump_table): Use bool type for need_align and have_df variables.
10214 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
10215 (regs_used): Remove register modifier.
10216 (barrier_align): Move variables slot, credit, jump_to_next
10217 into if block above for loop. Use bool type for jump_to_next.
10218 (sh_function_arg): Use NULL_RTX instead of 0.
10220 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
10222 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
10223 (bswapsi2): New expander.
10225 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
10227 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
10228 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
10230 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
10232 PR rtl-optimization/52876
10233 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
10234 Don't call mark_reg_pointer for incompatible pointer sign extension.
10236 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
10239 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
10241 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
10242 comparisons against TYPE_PRECISION.
10243 * tree-ssa-forwprop.c (combine_conversions): Likewise.
10245 2012-04-11 Xinliang David Li <davidxl@google.com>
10247 * tree-passes.h: Remove TODO_dump_func.
10248 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
10249 * trans-mem.c: Remove TODO_dump_func.
10250 * ira.c: Remove TODO_dump_func.
10252 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
10254 * config/i386/i386.c (ix86_option_override_internal): Check
10255 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
10256 after TARGET_64BIT is updated.
10258 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
10260 * config/sh/sh.h: Remove old secondary reload code.
10262 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
10264 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
10265 (ready_reorder): ... this function.
10267 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
10269 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
10272 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
10273 insns so that no other insn is queued for a time before them.
10275 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
10278 2012-04-11 Richard Guenther <rguenther@suse.de>
10280 PR middle-end/52621
10281 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
10282 consider loop nesting.
10283 (evolution_function_is_univariate_p): Properly check the remainder
10286 2012-04-11 Richard Guenther <rguenther@suse.de>
10288 PR middle-end/52918
10289 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
10291 2012-04-11 Nick Clifton <nickc@redhat.com>
10293 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
10294 information, if requested.
10296 * config/rx/rx.c (rx_expand_prologue): Likewise.
10298 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
10299 Michael Matz <matz@suse.de>
10302 * rtlanal.c (unsigned_reg_p): New function.
10303 Update copyright notice dates.
10304 * rtl.h (unsigned_reg_p): Prototype it.
10305 Update copyright notice dates.
10306 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
10308 * expr.c (expand_expr_real_1): Set register attributes.
10309 * stmt.c (expand_case): Likewise.
10311 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
10314 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
10315 consider_sh2a and allow_zero.
10316 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
10317 (disp_addr_displacement): New function.
10318 (sh_address_cost): Use disp_addr_displacement function instead
10319 of DISP_ADDR_OFFSET.
10320 (sh_legitimate_address_p): Adapt to changed
10321 sh_legitimate_index_p declaration.
10322 (sh_find_mov_disp_adjust): Remove HImode check.
10323 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
10324 disp_addr_displacement and max_mov_insn_displacement.
10325 (max_mov_insn_displacement): Remove HImode check.
10326 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
10327 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
10328 * config/sh/constraints.md (K05, K13): New constraints.
10329 (K12): Correct comment.
10330 (Sdd): Do not use DISP_ADDR_P macro.
10331 (Snd, Sbw): Use satisfies_constraint_Sdd.
10332 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
10333 (*extendhisi2_compact, movhi_i): Remove.
10334 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
10335 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
10336 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
10337 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
10338 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
10339 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
10340 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
10342 Add new peepholes for HImode displacement addressing.
10344 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
10346 * config/sh/sh.h (SIDI_OFF): Remove.
10347 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
10348 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
10349 or operand_subword.
10351 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
10354 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
10355 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
10356 * doc/md.texi (Standard Names): Add bswap.
10357 * builtin-types.def (BT_UINT16): New primitive type.
10358 (BT_FN_UINT16_UINT16): New function type.
10359 * builtins.def (BUILT_IN_BSWAP16): New.
10360 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
10361 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
10362 expand_builtin_bswap.
10363 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
10364 (fold_builtin_1): Likewise.
10365 (is_inexpensive_builtin): Likewise.
10366 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
10367 missing bits for bswap to libcall code.
10368 * tree.c (build_common_tree_nodes): Build uint16_type_node.
10369 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
10370 (uint16_type_node): New define.
10371 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
10372 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
10374 (rs6000_init_builtins): Likewise.
10375 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
10377 2012-04-11 Tristan Gingold <gingold@adacore.com>
10379 * doc/extend.texi (Type Attributes): Move paragraph.
10381 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
10384 * diagnostic.h (show_caret): Declare.
10385 (caret_max_width): Declare.
10386 (diagnostic_show_locus): Declare.
10387 * diagnostic.c (diagnostic_initialize): Initialize to false.
10388 (diagnostic_show_locus): New.
10389 (diagnostic_report_diagnostic): Call it.
10390 (getenv_columns): New.
10391 (adjust_line): New.
10392 (diagnostic_set_caret_max_width): New.
10393 * input.c (read_line): New.
10394 (location_get_source_line): New.
10395 * input.h (location_get_source_line): Declare.
10396 * toplev.c (general_init): Initialize show_caret from options.
10397 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
10398 * opts.c (common_handle_option): Likewise.
10399 * pretty-print.h (pp_get_prefix): New.
10400 (pp_base_get_prefix): New.
10401 * common.opt (fdiagnostics-show-caret): New option.
10402 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
10404 2012-04-11 Richard Guenther <rguenther@suse.de>
10406 PR rtl-optimization/52881
10407 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
10409 2012-04-11 Richard Guenther <rguenther@suse.de>
10411 PR tree-optimization/52912
10412 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
10413 manipulation code we are threading through a loop header
10414 to an exit destination.
10416 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10418 * tree.h (warn_if_unused_value): Move declaration from here.
10419 * stmt.c (warn_if_unused_value): Move definition from here.
10421 2012-04-10 Michael Matz <matz@suse.de>
10423 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
10425 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
10426 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
10427 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
10428 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
10429 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
10430 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
10431 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
10432 (vect_record_strided_load_vectors): Rename to
10433 vect_record_grouped_load_vectors.
10434 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
10435 Rename use of above macros.
10436 (vect_verify_datarefs_alignment): Ditto.
10437 (vector_alignment_reachable_p): Ditto.
10438 (vect_peeling_hash_get_lowest_cost): Ditto.
10439 (vect_enhance_data_refs_alignment): Ditto.
10440 (vect_analyze_group_access): Ditto and rename stride to groupsize.
10441 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
10442 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
10443 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
10444 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
10445 (vect_record_strided_load_vectors): Rename to
10446 vect_record_grouped_load_vectors.
10447 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
10448 (destroy_loop_vec_info): Ditto.
10449 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
10450 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
10451 (vect_analyze_slp): Ditto.
10452 (new_bb_vec_info): Ditto.
10453 (destroy_bb_vec_info): Ditto.
10454 (vect_schedule_slp_instance): Ditto and rename strided_store to
10456 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
10457 vect_cost_group_size.
10458 (vect_model_store_cost): Rename use of above macros and call
10459 to vect_cost_strided_group_size.
10460 (vect_model_load_cost): Ditto.
10461 (vectorizable_store): Ditto, rename strided_store to grouped_store
10462 and calls to renamed tree-vectorizer.h functions.
10463 (vectorizable_load): Ditto.
10464 (vect_transform_stmt): Rename use of above macros and strided_store
10467 2012-04-10 Jan Hubicka <jh@suse.cz>
10469 * cgraph.h: Remove misledaing comment on ipa-ref.h.
10470 (symtab_type): New enum.
10471 (symtab_node): New structure.
10472 (cgraph_node, varpool_node): Add symbol base type.
10473 (cgraph, varpool): New accestor functions.
10474 * cgraph.c (cgraph_create_node_1): Set symbol type.
10475 * varpool.c (varpool_node): Set symbol type.
10477 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
10478 Richard Sandiford <rdsandiford@googlemail.com>
10480 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
10482 2012-04-10 Richard Guenther <rguenther@suse.de>
10484 PR middle-end/52888
10485 * gimple-low.c (gimple_check_call_args): Properly account for
10486 compatible aggregate types.
10488 2012-04-10 Richard Guenther <rguenther@suse.de>
10490 * toplev.h (tree_rest_of_compilation): Remove.
10491 * tree-optimize.c (tree_rest_of_compilation): Likewise.
10492 * cgraph.h (tree_rest_of_compilation): Declare.
10493 * tree-optimize.c (tree_rest_of_compilation): Move ...
10494 * cgraphunit.c (tree_rest_of_compilation): ... here.
10495 * cgraph.c (cgraph_add_new_function): Adjust.
10496 * Makefile.in (tree-optimize.o): Adjust.
10497 (cgraphunit.o): Likewise.
10499 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
10501 PR tree-optimization/52870
10502 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
10503 presumed pattern statement is within the same loop or basic block.
10505 2012-04-10 Tristan Gingold <gingold@adacore.com>
10507 * gengtype.c (main): Make uintptr_t a known type.
10509 2012-04-10 Richard Guenther <rguenther@suse.de>
10511 * tree-pass.h (tree_lowering_passes): Remove.
10512 * tree-optimize.c (tree_lowering_passes): Remove.
10513 * cgraph.c (cgraph_add_new_function): Inline relevant parts
10514 of tree_lowering_passes, avoid redundant call of early local passes.
10515 * cgraphunit.c (cgraph_lower_function): Fold into ...
10516 (cgraph_analyze_function): ... its single caller. Inline
10517 relevant parts of tree_lowering_passes.
10519 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
10522 * config/pa/pa.opt: Remove SIO and GNU_LD.
10524 2012-04-09 Jan Hubicka <jh@suse.cz>
10529 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
10530 boundary, add its target too.
10531 * lto.c (add_references_to_partition): Add also aliased nodes.
10532 (add_cgraph_node_to_partition,
10533 add_varpool_node_to_partition): Work on nodes, not functions/variables;
10534 when adding alias, add also the aliased object.
10536 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
10539 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
10540 VOIDmode immediate operands.
10541 * config/i386/constraints.md (Wz): New constraint.
10542 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
10544 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
10547 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
10548 the DECL generated for the special GOT helper.
10550 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
10552 * config/sh/constraints.md: Update list of constraints in
10554 (Sr0): Remove unused memory constraint.
10556 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10558 * tree-pretty-print.h: Update comment.
10560 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
10562 * config/sh/sh.md: Use braced string notation where applicable.
10563 (*prefetch_i4, prefetch_m2a): Merge into ...
10564 (*prefetch): ... this new insn.
10566 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
10568 * config/sh/sh.h (high_life_started): Remove
10569 * config/sh/predicates.md (general_movdst_operand): Use
10570 'reload_in_progress' instead of 'high_life_started'.
10571 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
10572 divsi_inv_fp): Likewise.
10574 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
10576 * config/sh/sh-protos.h (prepare_move_operands): Return void
10578 * config/sh/sh.c (prepare_move_operands): Likewise.
10579 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
10581 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
10583 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
10584 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
10585 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
10586 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
10587 commutative_float_operator, noncommutative_float_operator,
10588 sh_handle_pragma): Remove.
10590 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
10592 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
10593 Use @option markup on command-line options. Use @samp markup on
10594 literal keywords to options. Use @code markup on code fragments.
10595 Use other markup in preference to quotation marks in the text.
10596 Add markup to some passages without any.
10598 2012-04-06 Mike Stump <mikestump@comcast.net>
10600 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
10602 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
10604 * config/sh/sh.c (hi_const): Remove.
10605 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
10608 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
10610 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
10612 * config/sh/sh.c (sh_expand_t_scc): Likewise.
10613 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
10614 calling sh_expand_t_scc.
10616 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
10618 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
10619 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
10620 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
10621 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
10622 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
10623 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
10624 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
10625 sh2a_is_function_vector_call): Use bool as return type.
10626 (sh_pass_in_reg_p): Remove.
10627 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
10628 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
10629 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
10630 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
10631 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
10632 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
10633 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
10634 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
10635 sh_loads_bankedreg_p): Use bool as return type.
10636 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
10637 'register' modifier.
10639 2012-04-06 Matt Turner <mattst88@gmail.com>
10641 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
10643 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
10645 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
10646 of the destination isn't also a FP_REGS register.
10648 2012-04-05 Teresa Johnson <tejohnson@google.com>
10649 H.J. Lu <hongjiu.lu@intel.com>
10651 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
10652 * config/i386/i386.md (move immediate to memory peephole2):
10653 Add cases for HImode move when LCP stall avoidance is needed.
10654 * config/i386/i386.c (initial_ix86_tune_features): Initialize
10655 X86_TUNE_LCP_STALL entry.
10657 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
10660 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
10661 CONST_INT operands, zero-extended with AND.
10663 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
10666 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
10667 first argument instead of mode size. Move displacement calculations
10669 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
10670 ... these new functions.
10671 (disp_adjust): Remove max_mov_disp field.
10672 (sh_legitimate_index_p): Use max_mov_insn_displacement and
10673 mov_insn_alignment_mask.
10674 (sh_address_cost): Use max_mov_insn_displacement.
10676 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
10678 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
10679 (arch_enabled): Handle new arch types.
10680 (one_cmpldi2): Add NEON support.
10682 2012-04-05 Richard Guenther <rguenther@suse.de>
10684 * gimple.c (walk_gimple_op): Compute val_only for the LHS
10685 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
10686 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
10687 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
10688 ... here and make static.
10689 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
10692 2012-04-05 Richard Guenther <rguenther@suse.de>
10694 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
10695 basic-block before removing it.
10697 2012-04-05 Richard Guenther <rguenther@suse.de>
10699 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
10700 version namespace as we release the freelist.
10702 2012-04-05 Richard Guenther <rguenther@suse.de>
10704 * tree-nrv.c (tree_nrv): Release VDEFs.
10705 * tree-sra.c (sra_modify_constructor_assign): Likewise.
10706 (sra_modify_assign): Likewise.
10707 * tree-vect-stmts.c (vect_remove_stores): Likewise.
10708 * tree-vect-loop.c (vect_transform_loop): Likewise.
10709 * tree-ssa-dom.c (optimize_stmt): Likewise.
10710 * tree-vect-slp.c (vect_schedule_slp): Likewise.
10711 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
10713 2012-04-05 Richard Guenther <rguenther@suse.de>
10715 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
10717 * gimple.h (gsi_remove): Adjust.
10718 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
10719 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
10720 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
10721 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
10722 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
10723 * tree-ssa-pre.c (eliminate): Likewise.
10725 2012-04-04 Mike Stump <mikestump@comcast.net>
10727 * doc/rtl.texi (const_double): Document as sign-extending.
10728 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
10729 * emit-rtl.c (immed_double_int_const): Refine to state the
10731 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
10732 CONST_DOUBLE integers.
10733 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
10734 negative values are converted. Fix conversions bigger than
10735 HOST_BITS_PER_WIDE_INT.
10736 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
10737 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
10738 * explow.c (plus_constant_mode): Add.
10739 (plus_constant): Implement with plus_constant_mode.
10740 * rtl.h (plus_constant_mode): Add.
10742 2012-04-04 Richard Guenther <rguenther@suse.de>
10744 PR tree-optimization/52808
10745 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
10746 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
10748 2012-04-04 Tristan Gingold <gingold@adacore.com>
10750 * expr.c (expand_expr_real_2): Handle larger sizetype in
10753 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
10755 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
10756 to m2a-single instead of m2e.
10758 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
10760 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
10761 Change type of BITOFFSET to signed. Make sure the lower bound of
10762 the computed range is non-negative by adjusting OFFSET and BITPOS.
10763 (expand_assignment): Adjust call to get_bit_range.
10765 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
10767 * h8300/h8300.c (h8300_current_function_monitor_function_p):
10768 New function. Added to check monitor functions.
10769 (h8300_option_override): Modified to generate error/warning
10770 messages for invalid combinations of different command line
10772 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
10773 save EXR on stack for monitor function in case of H8S target
10774 when "-mno-exr" is passed.
10775 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
10777 * doc/invoke.texi: Document H8S options.
10779 2012-04-03 Tristan Gingold <gingold@adacore.com>
10781 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
10782 of gcc_AC_FUNC_MMAP_BLACKLIST.
10783 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
10784 * Makefile.in (aclocal_deps): Add mmap.m4.
10785 * configure: Regenerate.
10786 * aclocal.m4: Regenerate.
10788 2012-04-03 Richard Guenther <rguenther@suse.de>
10790 PR tree-optimization/52808
10791 * tracer.c (tail_duplicate): Return whether we have duplicated
10793 (tracer): If we have duplicated any block, cleanup the CFG.
10794 * cfghooks.c (duplicate_block): If we duplicated a loop
10795 header but not its loop, destroy the loop because it now has
10797 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
10798 the cfg manipulation routines we are not creating a multiple
10801 2012-04-03 Tristan Gingold <gingold@adacore.com>
10803 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
10805 (vms_c_common_override_options): Allow parameterless variadic
10808 2012-04-03 Jakub Jelinek <jakub@redhat.com>
10810 PR tree-optimization/52835
10811 * tree-data-ref.c (build_rdg): Return NULL if
10812 compute_data_dependences_for_loop failed.
10814 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
10816 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
10817 for REAL_CST as well.
10818 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
10819 In the bitfield case, if the value is a REAL_CST, convert it first to
10822 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
10824 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
10825 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
10826 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
10828 * config/i386/biarchx32.h: New.
10830 2012-04-02 Anatoly Sokolov <aesok@post.ru>
10832 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
10833 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
10834 (arm_preferred_reload_class): New function.
10836 2012-04-02 Richard Guenther <rguenther@suse.de>
10838 PR tree-optimization/52756
10839 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
10840 (thread_through_loop_header): After threading through the loop latch
10841 remove the split part from the loop and clear further threading
10842 opportunities that would create a multiple entry loop.
10844 2012-04-02 Richard Guenther <rguenther@suse.de>
10846 PR rtl-optimization/52800
10847 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
10848 CLEANUP_CFG_CHANGED.
10850 2012-04-02 Richard Guenther <rguenther@suse.de>
10852 PR middle-end/52803
10853 * loop-init.c (gate_handle_loop2): Destroy loops here if
10854 we don't enter RTL loop optimizers.
10856 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
10859 2012-03-29 Richard Guenther <rguenther@suse.de>
10861 * rtl.h (extended_count): Remove.
10862 * combine.c (extended_count): Remove.
10864 2012-04-02 Dodji Seketeli <dodji@redhat.com>
10867 * pt.c (more_specialized_fn): Don't apply decay conversion to
10868 types of function parameters.
10870 2012-04-02 Tristan Gingold <gingold@adacore.com>
10872 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
10873 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
10874 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
10875 (ggc_pch_this_base): Use uintptr_t instead of size_t.
10877 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
10880 * config/i386/i386.c (ix86_option_override_internal): Don't
10881 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
10883 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
10885 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
10886 (stmt_can_make_abnormal_goto): Use it.
10887 (is_ctrl_altering_stmt): Likewise.
10889 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
10890 Kaz Kojima <kkojima@gcc.gnu.org>
10892 * config/sh/sh.c (push_regs): Skip banked registers when
10893 resbank attribute is specified.
10894 (sh_expand_epilogue): Likewise.
10896 2012-03-30 Richard Henderson <rth@redhat.com>
10899 * combine-stack-adj.c (prev_active_insn_bb): New.
10900 (next_active_insn_bb): New.
10901 (force_move_args_size_note): New.
10902 (combine_stack_adjustments_for_block): Use it.
10904 2012-03-30 Richard Henderson <rth@redhat.com>
10906 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
10907 (ix86_expand_vector_init_duplicate): Initialize it.
10908 (expand_vec_perm_palignr): Likewise.
10909 (ix86_expand_vec_perm_const): Likewise.
10910 (ix86_vectorize_vec_perm_const_ok): Likewise.
10911 (expand_vec_perm_blend): Use it.
10912 (expand_vec_perm_vpermil): Likewise.
10913 (expand_vec_perm_pshufb): Likewise.
10914 (expand_vec_perm_1): Likewise.
10915 (expand_vec_perm_pshuflw_pshufhw): Likewise.
10916 (expand_vec_perm_interleave2): Likewise.
10917 (expand_vec_perm_vpermq_perm_1): Likewise.
10918 (expand_vec_perm_vperm2f128): Likewise.
10919 (expand_vec_perm_interleave3): Likewise.
10920 (expand_vec_perm_vperm2f128_vblend): Likewise.
10921 (expand_vec_perm_vpshufb2_vpermq): Likewise.
10922 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
10923 (expand_vec_perm_broadcast): Likewise.
10924 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
10926 2012-03-30 Richard Henderson <rth@redhat.com>
10928 * dwarf2out.c (gen_variable_die): Initialize off.
10930 2012-03-30 Tristan Gingold <gingold@adacore.com>
10932 * config/vms/vms-f.c: New file.
10933 * config/vms/t-vms (vms-f.o): New rule.
10934 * config.gcc (*-*-*vms*): Define fortran_target_objs.
10936 2012-03-30 Richard Guenther <rguenther@suse.de>
10938 PR tree-optimization/52754
10939 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
10940 propagate arbitrary addresses into really plain dereferences.
10942 2012-03-30 Richard Guenther <rguenther@suse.de>
10944 PR middle-end/52772
10945 * except.c (emit_to_new_bb_before): Move loop updating ...
10946 (dw2_build_landing_pads): ... here. Use a proper block for
10947 querying the loop father.
10949 2012-03-30 Tristan Gingold <gingold@adacore.com>
10951 * config/ia64/ia64.c (ia64_section_type_flags): Remove
10952 common_object attribute handling.
10953 (SECTION_VMS_OVERLAY): Remove
10954 (ia64_vms_common_object_attribute): Replace abort with an assert.
10955 Do not set DECL_SECTION_NAME.
10956 (ia64_vms_output_aligned_decl_common): Handle common_object
10958 (ia64_vms_elf_asm_named_section): Remove.
10959 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
10961 2012-03-30 Richard Guenther <rguenther@suse.de>
10963 PR middle-end/52786
10964 * double-int.c (rshift_double): Remove not needed cast.
10966 2012-03-30 Richard Guenther <rguenther@suse.de>
10968 * tree-affine.h (print_aff): Remove.
10969 * tree-affine.c (print_aff): Make static.
10970 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
10971 (get_references_in_stmt): Likewise.
10972 (print_direction_vector): Likewise.
10973 (print_dir_vectors): Likewise.
10974 (print_dist_vectors): Likewise.
10975 (dump_subscript): Likewise.
10976 (dump_ddrs): Likewise.
10977 (dump_dist_dir_vectors): Likewise.
10978 (dump_data_references): Likewise.
10979 (dump_data_dependence_relation): Likewise.
10980 (dump_data_dependence_direction): Likewise.
10981 (dump_rdg_vertex): Likewise.
10982 (dump_rdg_component): Likewise.
10983 (debug_ddrs): Declare.
10984 (struct data_ref_loc_d): Move ...
10985 * tree-data-ref.c (struct data_ref_loc_d): ... here.
10986 (get_references_in_stmt): Make static.
10987 (dump_data_references): Likewise.
10988 (dump_subscript): Likewise.
10989 (print_direction_vector): Likewise.
10990 (print_dir_vectors): Likewise.
10991 (print_dist_vectors): Likewise.
10992 (dump_data_dependence_relation): Likewise.
10993 (dump_dist_dir_vectors): Likewise.
10994 (dump_ddrs): Likewise.
10995 (dump_rdg_vertex): Likewise.
10996 (dump_rdg_component): Likewise.
10997 (debug_ddrs): New function.
10998 (access_matrix_get_index_for_parameter): Remove.
11000 2012-03-30 Tristan Gingold <gingold@adacore.com>
11002 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
11003 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
11004 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
11005 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
11006 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
11007 (vms_patch_builtins): Handle new flags
11008 * config/vms/vms-crtlmap.map: Completed using nm on
11009 c and math system libraries.
11010 * config/vms/make-crtlmap.awk: Handle any number of flags.
11012 2012-03-30 Martin Jambor <mjambor@suse.cz>
11014 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
11015 is a builtin_stack_save in a dominating BB.
11017 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
11019 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
11020 crossing 128bit lane boundary.
11022 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
11024 * ira-color.c (setup_left_conflict_sizes_p): Process all
11025 conflicting objects.
11027 2012-03-29 Jakub Jelinek <jakub@redhat.com>
11029 PR tree-optimization/52760
11030 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
11031 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
11033 2012-03-29 Richard Guenther <rguenther@suse.de>
11035 * cgraph.h (cgraph_materialize_all_clones): Remove.
11036 (reset_inline_failed): Likewise.
11037 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
11038 * cgraphbuild.c (reset_inline_failed): Remove.
11039 * rtl.h (cse_main): Remove.
11040 (extended_count): Likewise.
11041 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
11042 (cse_main): Make static.
11043 * combine.c (extended_count): Remove.
11044 (dump_combine_stats): Mark as DEBUG_FUNCTION.
11045 * basic-block.h (reorder_basic_blocks): Remove.
11046 * bb-reorder.c (reorder_basic_blocks): Make static.
11047 * Makefile.in (dse.o): Remove dse.h dependency.
11049 * dse.c (gate_dse): Remove.
11050 (clear_alias_mode_eq): Likewise.
11051 (clear_alias_mode_hash): Likewise.
11052 (dse_record_singleton_alias_set): Likewise.
11053 (dse_invalidate_singleton_alias_set): Likewise.
11055 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
11057 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
11058 crtbegin_so%O%s for -shared.
11059 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
11061 2012-03-29 Richard Guenther <rguenther@suse.de>
11063 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
11064 (add_to_value): Remove.
11065 (print_value_expressions): Likewise.
11066 * tree-ssa-pre.c (add_to_value): Make static.
11067 (print_value_expressions): Likewise.
11068 * gimple.h (gimple_adjust_this_by_delta): Remove.
11069 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
11071 2012-03-29 Richard Guenther <rguenther@suse.de>
11073 PR middle-end/50708
11074 * double-int.h (rshift_double): Remove.
11075 * double-int.c (lshift_double): Use absu_hwi to make count positive.
11076 (rshift_double): Make static, take unsigned count argument,
11077 remove handling of negative count argument.
11078 (double_int_rshift): Dispatch to lshift_double.
11080 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
11082 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
11083 OPTION_MASK_ABI_64.
11085 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
11086 (SPEC_X32): Likewise.
11087 (MULTILIB_DEFAULTS): Likewise.
11089 * config/i386/i386.c (isa_opts): Remove -m64.
11090 (ix86_target_string): Properly handle -m32/-m64/-mx32.
11091 (ix86_option_override_internal): Properly
11092 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
11093 handle -m32, -m64 and -mx32.
11095 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
11096 with OPTION_ABI_X32. Moved after TARGET_LP64.
11097 (TARGET_LP64): Changed to OPTION_ABI_64.
11099 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
11100 (mx32): Replace ISA_X32 with ABI_X32.
11102 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
11104 * tree.c (tree_size) <VECTOR_CST>: New case.
11106 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
11108 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
11109 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
11111 2012-03-28 Jakub Jelinek <jakub@redhat.com>
11113 PR middle-end/52691
11114 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
11115 __builtin_va_start to __builtin_next_arg if the latter is
11116 builtin_decl_explicit_p rather than when it is not.
11118 PR middle-end/52750
11119 * tree-vect-generic.c (vector_element): Perform multiplication
11120 for pos in bitsizetype type instead of idx type.
11122 2012-03-28 Richard Guenther <rguenther@suse.de>
11124 * loop-init.c (loop_optimizer_init): If loops are preserved
11125 perform incremental initialization of required loop features.
11126 (loop_optimizer_finalize): If loops are to be preserved only
11127 clean up optional loop features.
11128 (rtl_loop_done): Forcefully free loops here.
11129 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
11130 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
11132 (construct_init_block): Likewise.
11133 (construct_exit_block): Likewise.
11134 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
11135 the CFG after expanding.
11136 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
11137 If we needed to calculate them, free them afterwards.
11138 * tree-pass.h (PROP_loops): New define.
11139 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
11140 * basic-block.h (CLEANUP_CFG_CHANGED): New.
11141 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
11142 (cleanup_cfg): If we did something and have loops around, fix them up.
11143 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
11144 with CLEANUP_CFG_CHANGED.
11145 * cfghooks.c (merge_blocks): If we merge a loop header into
11146 its predecessor, update the loop structure.
11147 (duplicate_block): If we copy a loop latch, adjust loop state
11148 to note we may have multiple latches.
11149 (delete_basic_block): Mark loops for fixup if we remove a loop.
11150 * cfganal.c (forwarder_block_p): Protect loop latches, headers
11152 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
11153 (cfg_layout_can_merge_blocks_p): Likewise.
11154 * cprop.c (bypass_block): If we create a loop with multiple
11155 entries, mark it for removal.
11156 * except.c (emit_to_new_bb_before): Add the new basic-block
11158 * tree-eh.c (lower_resx): Likewise.
11159 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
11160 (expand_omp_taskreg): Likewise.
11161 * tree-inline.c (initialize_cfun): Likewise.
11162 * tree-mudflap.c (add_bb_to_loop): Prototype.
11163 (mf_build_check_statement_for): Properly add new basic-blocks
11165 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
11166 if we remove a loop.
11167 (thread_through_loop_header): Likewise.
11168 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
11169 new basic-blocks to existing loops.
11170 (expand_transaction): Likewise.
11171 * Makefile.in (except.o): Add $(CFGLOOP_H).
11172 (expr.o): Likewise.
11173 (cgraph.o): Likewise.
11174 (cprop.o): Likewise.
11175 (cfgexpand.o): Likewise.
11176 (cfganal.o): Likewise.
11177 (trans-mem.o): Likewise.
11178 (tree-eh.o): Likewise.
11180 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
11183 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
11184 (avr_builtin_decl): New static function.
11185 (struct avr_builtin_description, avr_bdesc): Move up.
11186 Add GTY marker. Add field fndecl. Remove redundant field id.
11187 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
11188 (avr_expand_builtin): Code cleanup because .id is removed.
11190 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
11193 * config.gcc (tm_file): Remove avr/multilib.h.
11195 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
11197 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
11198 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
11199 * config/avr/t-avr: Remove generation of multilib.h.
11200 * config/avr/t-multilib: Regenerate.
11201 * config/avr/multilib.h: Remove.
11202 * config/avr/avr.opt (-msp8): New option.
11203 (avr_sp8): New variable.
11204 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
11205 * config/avr/avr.h (AVR_HAVE_SPH): New define.
11206 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
11207 (avr_device_to_sp8): New prototype.
11208 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
11209 (DRIVER_SELF_SPECS): New define.
11210 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
11211 __AVR_SP8__, __AVR_HAVE_SPH__.
11212 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
11213 AVR_HAVE_8BIT_SP to decide if SP_H is present.
11214 (avr_file_start): Ditto.
11216 2012-03-28 Jakub Jelinek <jakub@redhat.com>
11219 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
11220 instead of 8 in adjust_address.
11222 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
11224 PR middle-end/51893
11225 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
11228 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
11231 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
11232 Rearrange conditional logic. Move displacement address calculations
11234 (sh_find_mov_disp_adjust): ... this new function.
11236 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
11238 * config/arm/arm.opt (mapcs): Remove MaskExists.
11239 * config/cris/linux.opt (mno-gotplt): Likewise.
11240 * config/i386/i386.opt (mhard-float): Likewise.
11242 (mno-sse4): Likewise.
11243 * config/m68k/m68k.opt (mhard-float): Likewise.
11244 * config/mep/mep.op (mcop32): Likewise.
11245 * config/pa/pa-hpux.opt (msio): Likewise.
11246 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
11247 * config/picochip/picochip.opt (mlittle): Likewise.
11248 * config/sh/sh.opt (mrenesas): Likewise.
11249 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
11250 * config/sparc/sparc.opt (mhard-float): Likewise.
11251 * config/v850/v850.opt (mv850es): Likewise.
11252 * config/vax/vax.opt (mg-float): Likewise.
11254 2012-03-27 Martin Jambor <mjambor@suse.cz>
11256 PR middle-end/52693
11257 * tree-sra.c (sra_modify_assign): Do not call
11258 load_assign_lhs_subreplacements when working with an unscalarizable
11261 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
11264 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
11266 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
11267 * config/i386/i386.c: Include reload.h.
11268 (ix86_legitimize_reload_address): New function.
11270 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
11272 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
11273 hasn't been allocated. Define a target macro for Mask and
11274 InverseMask if it hasn't been defined. Remove MaskExists handling.
11276 * doc/options.texi: Remove MaskExists.
11278 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
11281 * config/sh/sh.c (find_barrier): Add equality check of last_got
11282 to avoid going above orig insn. Update comments.
11284 2012-03-27 Richard Guenther <rguenther@suse.de>
11286 PR middle-end/52720
11287 * fold-const.c (try_move_mult_to_index): Handle &x.array more
11290 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
11292 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
11293 of a unit before computing the offset in units.
11294 * expr.c (get_bit_range): Return the null range if the enclosing record
11295 is part of a larger bit field.
11297 2012-03-27 Tristan Gingold <gingold@adacore.com>
11299 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
11300 * config/ia64/ia64.md: Remove mode in template.
11301 Sign extend operand in expand_simple_binop.
11302 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
11303 CASE_VECTOR_MODE instead of TARGET_ILP32.
11304 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
11306 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
11308 * varasm.c (assemble_external): #if 0 out the new assert from the
11309 previous commit, it breaks the Java and Go front ends.
11311 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
11313 * toplev.c (check_global_declaration_1): Do not call assemble_external.
11314 * expr.c (emit_block_move_libcall_fn): Likewise.
11315 (clear_storage_libcall_fn): Likewise.
11316 (expand_expr_addr_expr_1): Likewise.
11317 (expand_expr_real_1): Likewise.
11318 * calls.c (rtx_for_function_call): Likewise.
11320 * varasm.c (assemble_external): Assert this function is only called
11321 during or after expanding to RTL.
11323 2012-03-26 Martin Jambor <mjambor@suse.cz>
11325 PR tree-optimization/50052
11326 * tree-sra.c (tree_non_aligned_mem_p): Removed.
11327 (tree_non_aligned_mem_for_access_p): Likewise.
11328 (build_accesses_from_assign): Removed strict alignment requirements
11330 (access_precludes_ipa_sra_p): Likewise.
11332 2012-03-26 Richard Guenther <rguenther@suse.de>
11334 PR tree-optimization/52701
11335 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
11336 compute and set the evolution part of PHI nodes.
11338 2012-03-26 Richard Guenther <rguenther@suse.de>
11340 PR tree-optimization/52721
11341 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
11343 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
11345 PR tree-optimization/52686
11346 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
11349 2012-03-26 Tristan Gingold <gingold@adacore.com>
11351 * config/alpha/vms.h (LINK_SPEC): Simplify.
11352 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
11353 (NAME__MAIN, SYMBOL__MAIN): Remove.
11354 (VMS_DEBUG_MAIN_POINTER): Remove.
11355 * config/ia64/vms.h: Likewise.
11356 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
11357 code to vms.c. Call vms_start_function.
11358 * config/ia64/ia64.c (ia64_start_function): Likewise.
11359 * config/vms/vms-protos.h (vms_start_function): Declare.
11360 * config/vms/vms.c (vms_start_function): New function.
11361 * config/vms/vms.h (MATH_LIBRARY): Define.
11362 (VMS_DEBUG_MAIN_POINTER): Define.
11364 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
11366 PR rtl-optimization/52629
11367 * reload1.c (count_pseudo): Short-circuit common case.
11368 (count_spilled_pseudo): Return early for pseudos without hard regs.
11369 Assert that the pseudo has got a hard reg before manipulating it.
11371 2012-03-24 Jan Hubicka <jh@suse.cz>
11374 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
11375 (decide_is_variable_needed): Do not handle toplevel reorder here.
11376 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
11377 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
11380 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
11382 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
11383 and str_bitsize instead of more convoluted expressions.
11385 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
11388 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
11390 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
11393 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
11395 2012-03-23 Martin Jambor <mjambor@suse.cz>
11397 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
11399 2012-03-23 Richard Guenther <rguenther@suse.de>
11401 PR tree-optimization/52678
11402 * tree-vectorizer.h (struct _stmt_vec_info): Add
11403 loop_phi_evolution_part member.
11404 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
11405 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
11406 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
11407 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
11408 Use the cached evolution part and the PHI nodes value from
11409 the loop preheader edge instead of re-analyzing the evolution.
11411 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11413 * config/mips/mips-tables.opt: Update.
11414 * config/mips/mips.md (processor): Add xlp.
11415 * config/mips/mips-cpus.def: Add xlp.
11416 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
11418 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
11419 * doc/invoke.texi: Mention XLP.
11421 2012-03-22 Jakub Jelinek <jakub@redhat.com>
11423 PR middle-end/52547
11424 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
11425 on any new_local_var_chain vars declared during recursing on
11426 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
11428 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
11430 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
11431 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
11432 (ASM_OUTPUT_LOCAL): Ditto.
11433 (ASM_OUTPUT_COMMON): Remove.
11434 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
11435 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
11437 2012-03-22 Jan Hubicka <jh@suse.cz>
11439 PR middle-end/51737
11440 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
11442 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
11443 * ipa-inline-transform.c (save_inline_function_body): Remove
11444 copied clone if needed.
11445 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
11447 2012-03-22 Richard Guenther <rguenther@suse.de>
11449 PR middle-end/52666
11450 * fold-const.c (fold_ternary_loc): Fix typo.
11452 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
11455 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
11456 (unspecv): Add UNSPECV_MEMORY_BARRIER.
11457 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
11458 (delay_cycles_1, delay_cycles_2): Ditto.
11459 (delay_cycles_3, delay_cycles_4): Ditto.
11460 (nopv, *nopv): Ditto.
11461 (sleep, *sleep): Ditto.
11462 (wdr, *wdr): Ditto.
11464 2012-03-22 Richard Guenther <rguenther@suse.de>
11466 PR tree-optimization/52548
11467 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
11468 because of clobbers.
11469 (prune_clobbered_mems): New function.
11470 (compute_antic_aux): Use it to prune ANTIC_OUT.
11471 (compute_partial_antic_aux): Use it to prune PA_IN.
11472 (compute_avail): Only insert expressions into EXP_GEN that are not
11473 invalidated when translated up to the beginning of the block.
11475 2012-03-22 Richard Guenther <rguenther@suse.de>
11477 PR tree-optimization/52638
11478 * tree-vect-stmts.c (vect_init_vector_1): New function, split
11480 (vect_init_vector): ... here. Handle scalar vector inits.
11481 (vect_get_vec_def_for_operand): Adjust.
11482 (vectorizable_load): Likewise.
11484 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
11486 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
11487 (alpha*-*-freebsd*): Ditto.
11488 (alpha*-*-netbsd*): Ditto.
11489 (alpha*-*-openbsd*): Ditto.
11490 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
11491 (DWARF2_DEBUGGING_INFO): Remove.
11492 (PREFERRED_DEBUGGING_TYPE): Remove.
11493 (ASM_FINAL_SPEC): Remove.
11494 (IDENT_ASM_OP): Remove.
11495 (ASM_OUTPUT_IDENT): Remove.
11496 (SKIP_ASM_OP): Remove.
11497 (ASM_OUTPUT_SKIP): Remove.
11498 (ALIGN_ASM_OP): Remove.
11499 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
11500 (ASM_OUTPUT_CASE_LABEL): Remove.
11501 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
11502 (COMMON_ASM_OP): Remove.
11503 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
11504 (ASCII_DATA_ASM_OP): Remove.
11505 (READONLY_DATA_SECTION_ASM_OP): Remove.
11506 (INIT_SECTION_ASM_OP): Remove.
11507 (FINI_SECTION_ASM_OP): Remove.
11508 (ASM_SECTION_START_OP): Remove.
11509 (ASM_OUTPUT_SECTION_START_FILE): Remove.
11510 (TARGET_ASM_NAMED_SECTION): Remove.
11511 (TARGET_ASM_SELECT_SECTION): Remove.
11512 (MAKE_DECL_ONE_ONLY): Remove.
11513 (TYPE_ASM_OP): Remove.
11514 (SIZE_ASM_OP): Remove.
11515 (ASM_WEAKEN_LABEL): Remove.
11516 (TYPE_OPERAND_FMT): Remove.
11517 (ASM_DECLARE_RESULT): Remove.
11518 (ASM_DECLARE_OBJECT_NAME): Remove.
11519 (ASM_FINISH_DECLARE_OBJECT): Remove.
11520 (ELF_ASCII_ESCAPES): Remove.
11521 (ELF_STRING_LIMIT): Remove.
11522 (STRING_ASM_OP): Remove.
11523 (ASM_OUTPUT_EXTERNAL): Remove.
11524 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
11525 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
11527 (ASM_DECLARE_FUNCTION_NAME): Ditto.
11528 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
11529 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
11530 (ASM_OUTPUT_SKIP): Ditto.
11531 (READONLY_DATA_SECTION_ASM_OP): Remove.
11532 (USER_LABEL_PREFIX): Remove.
11533 (ASM_OUTPUT_ASCII): Remove.
11534 (ASM_OUTPUT_CASE_LABEL): Remove.
11535 (NO_DOLLAR_IN_LABEL): Undefine.
11537 2012-03-22 Richard Guenther <rguenther@suse.de>
11539 PR tree-optimization/52459
11540 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
11541 PHI insertion for calls.
11543 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
11545 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
11546 find_sets_in_insn, canonicalize_insn): Split out from ...
11547 (cse_insn): ... here.
11548 (invalidate_from_clobbers): Take an insn instead of the pattern.
11550 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
11553 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
11554 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
11555 * config/sh/sh.md (sindf2, cosdf2): Remove.
11557 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
11560 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
11561 prologue for unwinder and profiler.
11563 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
11565 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
11566 Introduce emul_name to select the right linker emulation for
11567 powerpc64-*-freebsd*.
11568 * configure: Regenerate.
11569 * config.gcc: Add bits to support powerpc64-*-freebsd*.
11570 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
11571 * config/rs6000/freebsd64.h: New file.
11572 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
11574 (rs6000_savres_strategy): Likewise.
11575 (rs6000_savres_routine_name): Likewise.
11576 (rs6000_elf_file_end): Likewise.
11577 * config/rs6000/t-freebsd64: New file.
11578 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
11579 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
11581 * config/rs6000/freebsd64.h: Remove duplicated entries from last
11583 * config/rs6000/t-freebsd64: Likewise.
11585 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
11587 PR rtl-optimization/52543
11589 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
11590 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
11591 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
11592 (avr_load_libgcc_p): Restrict to __flash loads.
11593 (avr_out_lpm): Only handle 1-byte loads from __flash.
11594 (avr_load_lpm): New function.
11595 (avr_find_unused_d_reg): Remove.
11596 (avr_out_lpm_no_lpmx): Remove.
11597 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
11598 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
11599 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
11600 (load_<mode>, load_<mode>_clobber): New insns.
11601 (mov<mode>): For multi-byte move from non-generic
11602 16-bit address spaces: Expand to load_<mode> resp.
11603 load_<mode>_clobber.
11604 (load<mode>_libgcc): Remove expander.
11605 (split-lpmx): Remove split.
11607 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
11609 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
11610 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
11611 All callers changed.
11612 (Fixed_core_reg): New feature.
11613 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
11615 * neon-testgen.ml: Handle Fixed_core_reg.
11617 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
11619 * config/arm/arm.c (thumb2_reorg): Add complete support
11620 for 16-bit instructions.
11621 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
11623 2012-03-21 Richard Guenther <rguenther@suse.de>
11625 PR tree-optimizer/52636
11626 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
11627 to the appropriate type.
11629 2012-03-21 Richard Guenther <rguenther@suse.de>
11631 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
11633 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
11634 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
11635 * passes.c (init_optimization_passes): Remove pass_init_function,
11636 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
11637 * tree-pass.h (pass_init_function): Remove.
11638 (pass_jump): Remove.
11639 (pass_initial_value_sets): Remove.
11640 (pass_unshare_all_rtl): Remove.
11641 * integrate.c (pass_initial_value_sets): Remove.
11642 * emit-rtl.c (pass_unshare_all_rtl): Remove.
11643 * tree.h (init_function_for_compilation): Remove.
11644 * function.c (init_function_for_compilation): Remove.
11645 (pass_init_function): Remove.
11646 * cfgcleanup.c (rest_of_handle_jump): Remove.
11647 (pass_jump): Remove.
11649 2012-03-20 Jason Merrill <jason@redhat.com>
11651 * tree-streamer-in.c (streamer_alloc_tree): Call
11652 ggc_alloc_zone_cleared_tree_node instead of
11653 ggc_alloc_zone_cleared_tree_node_stat.
11655 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
11657 * doc/extend.texi (Template Instantiation): Remove anachronisms.
11659 2012-03-20 Jakub Jelinek <jakub@redhat.com>
11662 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
11663 (ix86_expand_vec_perm_const_1): Call it.
11665 * config/i386/i386.c (vselect_insn): New variable.
11666 (init_vselect_insn): New function.
11667 (expand_vselect, expand_vselect_insn): Add testing_p argument.
11668 Call init_vselect_insn if vselect_insn is NULL. Adjust
11669 PATTERN (vselect_insn), instead of creating a new insn each time,
11670 only emit a copy of it if not testing and recog has been successful.
11671 (expand_vec_perm_pshufb, expand_vec_perm_1,
11672 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
11676 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
11677 ("enabled" attribute): Handle avx2 and noavx2 isas.
11678 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
11680 (vec_dup<mode>): Add avx2 =x,x alternative.
11681 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
11682 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
11683 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
11684 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
11686 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
11687 if possible, handle also V8SFmode.
11689 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
11691 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
11692 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
11693 reg_or_zero_operand predicate.
11694 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
11696 2012-03-20 Jakub Jelinek <jakub@redhat.com>
11698 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
11699 If operand isn't UNSPEC, return 0.
11701 2012-03-20 Richard Guenther <rguenther@suse.de>
11703 * tree-pass.h (pass_rtl_eh): Remove.
11704 * except.c (gate_handle_eh): Likewise.
11705 (rest_of_handle_eh): Likewise.
11706 (pass_rtl_eh): Likewise.
11707 (finish_eh_generation): Export.
11708 * except.h (finish_eh_generation): Declare.
11709 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
11710 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
11711 after expanding stack alignment. Instead of compacting blocks
11714 2012-03-20 Richard Guenther <rguenther@suse.de>
11716 * stor-layout.c (finish_bitfield_representative): Fallback
11717 to conservative maximum size if the padding up to the next
11718 field cannot be computed as a constant.
11719 (finish_bitfield_layout): If we cannot compute the distance
11720 between the start of the bitfield representative and the
11721 bitfield member start a new representative.
11722 * expr.c (get_bit_range): The distance between the start of
11723 the bitfield representative and the bitfield member is zero
11724 if the field offsets are not constants.
11726 2012-03-20 Tristan Gingold <gingold@adacore.com>
11728 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
11729 convert in lowercase.
11730 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
11731 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
11732 * stor-layout.c (sizetype_tab): Adjust.
11733 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
11734 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
11735 instead of type_kind_last.
11736 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
11737 instead of size_int_kind.
11738 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
11739 * doc/tm.texi: Regenerate.
11740 * defaults.h (SIZETYPE): Provide a default value.
11741 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
11742 (SIZETYPE): Define.
11744 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
11746 * config/sh/sh.md: Use braced string notation where applicable.
11748 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
11750 * config/i386/i386.md (allocate_stack): Simplify.
11752 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
11754 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
11755 copy_to_mode_reg (Pmode, ...).
11756 (expand_builtin_frame_address): Ditto.
11757 * expr.c (emit_block_move_via_libcall): Ditto.
11758 (set_storage_via_libcall): Ditto.
11760 * config/i386/i386.c (ix86_expand_movmem): Ditto.
11761 (ix86_expand_setmem): Ditto.
11762 (ix86_trampoline_init): DItto.
11763 * config/i386/i386.md (cmpstrnsi): Ditto.
11765 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
11767 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
11768 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
11769 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
11770 (SH Options): Likewise.
11772 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
11774 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
11775 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
11776 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
11777 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
11778 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
11781 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
11783 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
11784 * config/i386/i386.c (ix86_decompose_address): Use
11785 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
11786 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
11787 thread pointer to a register.
11790 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
11792 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
11793 if Pmode != word_mode.
11794 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
11795 Pmode == SImode for TARGET_X32.
11797 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
11798 (tls_initial_exec_x32): Likewise.
11800 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
11803 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
11804 DISP_ADDR_OFFSET): New macros.
11805 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
11806 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
11807 (sh_legitimize_address): Add QImode displacement handling.
11808 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
11810 (sh_secondary_reload): Add QImode displacement handling.
11811 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
11812 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
11813 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
11814 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
11815 to register operands only.
11816 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
11817 (extendqihi2): Change insn to expander.
11818 (*extendqihi2_compact_reg): New insn.
11819 (movqi_i, movqi): Replace with ...
11820 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
11821 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
11822 Add new peepholes for QImode displacement addressing.
11824 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
11827 * doc/invoke.texi: Document -Wuseless-cast.
11829 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
11831 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
11832 * tree.h (handled_component_p): Reorder cases.
11833 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
11834 not initialize unsignedp.
11835 (loc_list_from_tree): Likewise.
11836 (fortran_common): Likewise.
11837 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
11839 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
11841 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
11842 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
11843 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
11844 (ix86_split_long_move): Ditto.
11845 (legitimize_tls_address): Use ix86_gen_sub3.
11846 (construct_plt_address): Assert that Pmode == DImode.
11848 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
11850 * config/i386/i386.md: Remove empty predicates and/or constraints.
11851 * config/i386/sync.md: Ditto.
11852 * config/i386/sse.md: Ditto.
11853 * config/i386/mmx.md: Ditto.
11854 * config/i386/pentium.md: Ditto.
11855 * config/i386/athlon.md: Ditto.
11857 2012-03-16 Richard Guenther <rguenther@suse.de>
11859 PR tree-optimization/52603
11860 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
11864 2012-03-14 Richard Guenther <rguenther@suse.de>
11866 PR tree-optimization/52571
11867 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
11868 flag_section_anchors check ...
11869 (vect_can_force_dr_alignment_p): ... here.
11871 2012-03-16 Martin Jambor <mjambor@suse.cz>
11873 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
11874 memory through MEM_REFs by calling extract_bit_field.
11876 2012-03-16 Richard Guenther <rguenther@suse.de>
11878 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
11879 and REFERENCE_TYPE interpretations.
11880 (can_native_interpret_type_p): New function.
11881 (fold_ternary_loc): Use native encode/interpret to fold
11882 BIT_FIELD_REFs of constants.
11884 2012-03-16 Richard Guenther <rguenther@suse.de>
11886 PR middle-end/52584
11887 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
11888 of vector constants and constructors.
11890 2012-03-16 Richard Guenther <rguenther@suse.de>
11892 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
11893 VIEW_CONVERT_EXPR to convert constants.
11894 (vect_is_simple_use): Treat all constants as vec_constant_def.
11896 2012-03-16 Richard Guenther <rguenther@suse.de>
11897 Kai Tietz <ktietz@redhat.com>
11899 PR middle-end/48814
11900 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
11901 side-effects completely in the pre-queue and use a temporary
11904 2012-03-16 Richard Guenther <rguenther@suse.de>
11906 * stor-layout.c (finish_bitfield_representative): Fall back
11907 to the conservative maximum size if we cannot compute the
11908 size of the tail padding.
11910 2012-03-16 Tristan Gingold <gingold@adacore.com>
11912 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
11913 __CRTL_VER and __VMS_VER.
11914 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
11915 and vms_c_get_vms_ver.
11916 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
11918 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
11919 (VMS_DEFAULT_VMS_VER): Define.
11920 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
11921 (VMS_DEFAULT_VMS_VER): Define.
11923 2012-03-16 Richard Guenther <rguenther@suse.de>
11925 * tree-vect-loop.c (get_initial_def_for_induction): Use
11926 build_constructor directly.
11927 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
11928 build_vector_from_val.
11929 * tree.c (build_vector_from_val): Avoid creating a constructor
11930 first when we want a constant vector.
11932 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11934 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
11936 2012-03-16 Richard Guenther <rguenther@suse.de>
11938 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
11939 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
11940 (struct tree_vector): Remove elements member, add variable size
11942 (build_vector_stat): Declare.
11943 (build_vector): Define in terms of build_vector_stat.
11944 * tree.c (build_vector): Rename to ...
11945 (build_vector_stat): ... this. Take array of trees as parameter.
11946 (build_vector_from_ctor): Adjust.
11947 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
11948 initializer_zerop): Adjust.
11949 * cfgexpand.c (expand_debug_expr): Likewise.
11950 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
11951 const_vector_from_tree): Likewise.
11952 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
11953 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
11954 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
11955 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
11956 (lto_input_ts_vector_tree_pointers): Adjust.
11957 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
11958 (write_ts_vector_tree_pointers): Adjust.
11959 * varasm.c (const_hash_1, compare_constant, copy_constant,
11960 output_constant): Adjust.
11961 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
11962 * print-tree.c (print_node): Adjust.
11963 * tree-pretty-print.c (dump_generic_node): Adjust.
11964 * tree-vect-generic.c (uniform_vector_p, vector_element,
11965 lower_vec_perm): Adjust.
11966 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
11967 * tree-vect-slp.c (vect_get_constant_vectors,
11968 vect_transform_slp_perm_load): Adjust.
11969 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
11970 * expmed.c (make_tree): Adjust.
11971 * config/i386/i386.c (ix86_expand_builtin): Adjust.
11972 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
11973 and implementation.
11974 (sparc_fold_builtin): Adjust.
11976 2012-03-16 Tristan Gingold <gingold@adacore.com>
11978 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
11979 * config/vms/vms-stdint.h: New file.
11981 2012-03-16 Tristan Gingold <gingold@adacore.com>
11983 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
11984 (ia64-hp-*vms*): Replaced by ...
11985 (*-*-*vms*): ... This new entry.
11987 2012-03-15 Jakub Jelinek <jakub@redhat.com>
11990 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
11991 (ix86_expand_vec_perm_const_1): Use it.
11994 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
11995 (avx2_permv4df): Remove.
11996 (avx2_permv4di): Macroize into...
11997 (avx2_perm<mode>): ... this using VI8F_256 iterator.
11998 (avx2_permv4di_1): Macroize into...
11999 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
12001 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
12003 * combine.c (apply_distributive_law): Do not distribute SUBREG.
12005 2012-03-15 Ira Rosen <irar@il.ibm.com>
12006 Ulrich Weigand <ulrich.weigand@linaro.org>
12008 * tree-vect-patterns.c (widened_name_p): Rename to ...
12009 (type_conversion_p): ... this. Add new argument to determine
12010 if it's a promotion or demotion operation. Check for
12011 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
12012 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
12014 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
12015 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
12017 (vect_recog_mixed_size_cond_pattern): Likewise and allow
12018 non-constant then and else clauses.
12020 2012-03-15 Ira Rosen <irar@il.ibm.com>
12021 Ulrich Weigand <ulrich.weigand@linaro.org>
12023 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
12024 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
12025 vect_pattern_recog.
12026 * tree-vect-patterns.c (widened_name_p): Pass basic block
12027 info to vect_is_simple_use.
12028 (vect_recog_dot_prod_pattern): Fail for basic blocks.
12029 (vect_recog_widen_sum_pattern): Likewise.
12030 (vect_handle_widen_op_by_const): Support basic blocks.
12031 (vect_operation_fits_smaller_type,
12032 vect_recog_over_widening_pattern): Likewise.
12033 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
12034 Update call to vect_is_simple_use.
12035 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
12037 (check_bool_pattern): Add an argument, update call to
12038 vect_is_simple_use and the recursive calls.
12039 (vect_recog_bool_pattern): Update relevant function calls.
12041 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
12042 (vect_pattern_recog_1): Check for reduction only in loops.
12043 (vect_pattern_recog): Add new argument. Support basic blocks.
12044 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
12045 info to vect_is_simple_use_1.
12046 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
12047 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
12049 2012-03-15 Jakub Jelinek <jakub@redhat.com>
12050 Andrew Pinski <apinski@cavium.com>
12052 PR middle-end/52592
12053 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
12054 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
12055 calls instead of __builtin_ir{int,ound}*.
12057 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12059 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
12062 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
12064 * config.gcc (target_type_format_char): New. Document it. Set it for
12066 * configure.ac (gnu_unique_option): Use target_type_format_char
12067 in test. Comment rationale.
12068 * configure: Regenerate .
12070 2012-03-15 Jakub Jelinek <jakub@redhat.com>
12072 PR tree-optimization/52267
12073 * tree-vrp.c (masked_increment): New function.
12074 (register_edge_assert_for_2): Derive ASSERT_EXPRs
12075 from (X & CST1) cmp CST2 tests.
12077 2012-03-15 Richard Guenther <rguenther@suse.de>
12079 PR middle-end/52580
12080 * tree-data-ref.c (subscript_dependence_tester_1): Check
12081 all dimensions for non-conflicting access functions.
12083 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
12086 * doc/invoke.texi [C++ Language Options]: Document
12087 -ftemplate-backtrace-limit.
12089 2012-03-15 Tristan Gingold <gingold@adacore.com>
12091 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
12092 before a parameter.
12094 2012-03-15 Tristan Gingold <gingold@adacore.com>
12096 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
12097 use DW_OP_call_frame_cfa.
12099 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
12102 * config/i386/i386-opts.h (pmode): New.
12104 * config/i386/i386.c (ix86_option_override_internal): Properly
12105 check and set ix86_pmode.
12107 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
12109 * config/i386/i386.opt (maddress-mode=): New.
12111 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
12113 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12115 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
12116 (dwarf2out_do_cfi_asm): Likewise.
12117 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
12119 (add_data_member_location_attribute): Likewise.
12120 (gen_array_type_die): Likewise.
12121 (gen_subprogram_die): Likewise.
12122 (gen_producer_string): Likewise.
12123 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
12124 Remove MIPS_DEBUGGING_INFO handling.
12125 (sdb_debug_hooks): Likewise.
12126 (sdbout_begin_block): Likewise.
12127 (sdbout_end_block): Likewise.
12128 (sdbout_begin_prologue): Likewise.
12129 (sdbout_start_source_file): Likewise.
12130 (sdbout_end_source_file): Likewise.
12131 (sdbout_init): Likewise.
12132 * system.h (MIPS_DEBUGGING_INFO): Poison.
12134 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12136 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
12137 (alpha_file_start) [MS_STAMP]: Remove.
12139 * config/alpha/elf.h (TARGET_GAS): Remove.
12140 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
12141 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
12142 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
12143 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
12144 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
12145 (alpha*-*-freebsd*): Likewise.
12146 (alpha*-*-netbsd*): Likewise.
12147 (alpha*-*-openbsd*): Likewise.
12148 (alpha*-*-*): Remove target_cpu_default2.
12149 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
12151 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
12152 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
12153 * config/alpha/alpha.c (print_operand): Always assume
12154 TARGET_AS_SLASH_BEFORE_SUFFIX.
12155 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
12156 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
12157 ("*builtin_setjmp_receiver_er_1"): Remove.
12158 * config/alpha/alpha.opt (malpha-as): Remove.
12160 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
12162 Remove DEC Unix reference.
12164 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
12165 (EXTENDED_COFF): Remove.
12166 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
12167 (EXTENDED_COFF): Don't undef.
12168 * config/alpha/alpha.c (alpha_file_start): Always assume
12170 Don't set targetm.asm_file_start_file_directive.
12171 [!OBJECT_FORMAT_ELF]: Remove.
12172 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
12174 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
12175 (DBX_DEBUGGING_INFO): Remove.
12176 (MIPS_DEBUGGING_INFO): Remove.
12177 (PREFERRED_DEBUGGING_TYPE): Remove.
12178 (DBX_OUTPUT_SOURCE_LINE): Remove.
12179 (SDB_OUTPUT_SOURCE_LINE): Remove.
12180 (DBX_CONTIN_LENGTH): Remove.
12181 (NO_DBX_FUNCTION_END): Remove.
12182 (ASM_STABS_OP): Remove.
12183 (ASM_STABN_OP): Remove.
12184 (ASM_STABD_OP): Remove.
12185 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
12186 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
12187 (PUT_SDB_DEF): Remove.
12188 (PUT_SDB_PLAIN_DEF): Remove.
12189 (PUT_SDB_TYPE): Remove.
12190 (sdb_label_count): Remove.
12191 (PUT_SDB_BLOCK_START): Remove.
12192 (PUT_SDB_BLOCK_END): Remove.
12193 (PUT_SDB_FUNCTION_START): Remove.
12194 (PUT_SDB_FUNCTION_END): Remove.
12195 (PUT_SDB_EPILOGUE_END): Remove.
12196 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
12197 (MIPS_DEBUGGING_INFO): Don't undef.
12198 (DBX_DEBUGGING_INFO): Don't undef.
12199 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
12200 (MIPS_DEBUGGING_INFO): Don't undef.
12201 (DBX_DEBUGGING_INFO): Don't undef.
12202 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
12203 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
12205 (alpha_start_function): Likewise.
12206 (sdb_label_count): Remove.
12207 (alpha_output_filename): Remove DBX_DEBUG handling.
12208 (alpha_file_start): Likewise.
12210 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12212 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
12213 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
12214 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
12216 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
12217 (ld_tls_support): Remove Solaris 8 references.
12218 (lwp_dir, lwp_spec): Remove support for alternate thread library.
12219 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
12220 * configure: Regenerate.
12221 * config.in: Regenerate.
12223 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
12224 * config/i386/sol2.h: Remove Solaris 8 references.
12226 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
12227 (i?86-*-solaris2.9): ... this.
12228 Remove Solaris 8 references.
12229 (Specific, *-*-solaris2*): Document Solaris 8 removal.
12230 Remove Solaris 8 references.
12232 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12234 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
12235 (mips-sgi-irix6.5*): Remove.
12236 * config.host (mips-sgi-irix*): Remove.
12237 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
12238 (set_have_as_tls): Remove *-*-irix6*.
12239 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
12240 * configure: Regenerate.
12242 * config/mips/iris6.h: Remove.
12243 * config/mips/iris6.opt: Remove.
12244 * config/mips/t-irix6: Remove.
12246 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
12247 (TARGET_IRIX6): Remove.
12248 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
12249 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
12250 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
12252 (mips_file_start): Likewise.
12253 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
12255 * config/mips/driver-native.c [__sgi__]: Remove.
12256 (host_detect_local_cpu) [__sgi__]: Remove.
12258 * config/mips/gnu-user.h: Remove iris5.h reference.
12260 * config/mips/mips-modes.def: Remove IRIX 6 reference.
12261 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
12262 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
12265 * gcc.c (main): Move asm_debug initialization ...
12266 (asm_debug): ... here.
12268 * ginclude/stddef.h (__STDDEF_H__): Don't define.
12270 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
12271 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
12272 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
12273 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
12274 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
12275 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
12277 * doc/tm.texi: Regenerate.
12279 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
12281 (MIPS Options, -march): Remove IRIX reference.
12282 * doc/install.texi (Binaries, SGI IRIX): Remove.
12283 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
12285 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
12287 2012-03-14 Martin Jambor <mjambor@suse.cz>
12289 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
12290 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
12291 (expand_expr_real_1): Do not handle misalignment if modifier is
12294 2012-03-14 Richard Guenther <rguenther@suse.de>
12296 PR middle-end/52584
12297 * tree-vect-generic.c (type_for_widest_vector_mode): Take
12298 element type instead of mode, use build_vector_type_for_mode
12299 instead of the langhook, build a vector of proper signedness.
12300 (expand_vector_operations_1): Adjust.
12302 2012-03-14 Richard Guenther <rguenther@suse.de>
12304 PR middle-end/52582
12305 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
12306 a cgraph node for a FUNCTION_DECL that comes from a constructor.
12307 (gimple_get_virt_method_for_binfo): Likewise.
12309 2012-03-14 Richard Guenther <rguenther@suse.de>
12311 PR tree-optimization/52571
12312 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
12313 flag_section_anchors check ...
12314 (vect_can_force_dr_alignment_p): ... here. Do not re-align
12315 DECL_COMMON variables.
12317 2012-03-14 Richard Guenther <rguenther@suse.de>
12319 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
12320 * stor-layout.c (start_bitfield_representative): New function.
12321 (finish_bitfield_representative): Likewise.
12322 (finish_bitfield_layout): Likewise.
12323 (finish_record_layout): Call finish_bitfield_layout.
12324 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
12325 for QUAL_UNION_TYPE fields.
12326 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
12327 Stream DECL_BIT_FIELD_REPRESENTATIVE.
12328 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
12330 PR middle-end/52080
12331 PR middle-end/52097
12332 PR middle-end/48124
12333 * expr.c (get_bit_range): Unconditionally extract bitrange
12334 from DECL_BIT_FIELD_REPRESENTATIVE.
12335 (expand_assignment): Adjust call to get_bit_range.
12337 2012-03-14 Richard Guenther <rguenther@suse.de>
12339 PR middle-end/52578
12340 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
12341 the outermost conversion is a sign-change only.
12342 (fold_binary_loc): Disregard widening and sign-changing
12343 conversions when we determine if two variables are equal
12345 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
12346 (T1)x if the outermost conversion is a sign-change only.
12348 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
12351 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
12353 * config/i386/predicates.md (constant_call_address_operand): Declare
12354 as special predicate. Update all uses.
12356 2012-03-13 Jakub Jelinek <jakub@redhat.com>
12359 * c-parser.c (c_parser_postfix_expression)
12360 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
12362 * config/i386/smmintrin.h: Avoid /* within a comment.
12363 * config/i386/nmmintrin.h: Likewise.
12365 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
12367 * config/i386/i386.md (xbegin): Remove constraint from expander.
12369 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
12371 * config/i386/predicates.md (constant_call_address_operand): Declare
12372 as special predicate. Update all uses.
12373 * config/i386/i386.md: Remove mode from constant_call_address_operand
12375 * config/i386/i386.c (ix86_output_call_insn): Call
12376 constant_call_address_operand with VOIDmode.
12378 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
12380 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
12381 AND zero extended address correctly.
12383 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
12385 * config/i386/predicates.md (tls_symbolic_operand): Declare as
12387 (tls_modbase_operand): Ditto.
12388 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
12389 tls_modbase_operand predicates.
12391 2012-03-13 Martin Jambor <mjambor@suse.cz>
12393 * expr.c (expand_assignment): Handle misaligned scalar writes to
12394 memory through top-level MEM_REFs by calling store_bit_field.
12396 2012-03-13 Richard Guenther <rguenther@suse.de>
12398 PR middle-end/52134
12399 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
12400 if Y is a constant multiple of 1 << CST.
12402 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
12405 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
12406 offset (size) to a value the insns can deal with.
12407 (expand_epilogue): Ditto.
12409 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
12411 * config/arm/neon.ml (ops): Fixup expected instructions for
12412 unsigned vector compares.
12414 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
12416 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
12417 addresses only when %reg is not in word mode.
12419 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12421 * config/microblaze/microblaze.md: Fix typo.
12422 * tree-if-conv.c: Likewise.
12423 * tree-vect-patterns.c: Likewise.
12425 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12427 * config.gcc (extra_passes): Remove.
12428 * configure.ac (extra_passes): Don't substitute.
12429 * configure: Regenerate.
12430 * Makefile.in (EXTRA_PASSES): Remove.
12431 (GCC_PASSES): Remove $(EXTRA_PASSES).
12432 (MOSTLYCLEANFILES): Likewise.
12433 (native): Likewise.
12434 (install-common): Likewise.
12436 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
12438 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
12439 * config/i386/i386.c (ix86_decompose_address): Use
12440 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
12441 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
12442 thread pointer to a register.
12444 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
12446 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
12447 on tls_symbolic_operand.
12448 (tls_global_dynamic_64_<mode>): Likewise.
12450 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
12453 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
12454 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
12456 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
12459 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
12460 type from reg_class_t to enum reg_class.
12461 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
12463 2012-03-12 Andrew Pinski <apinski@cavium.com>
12465 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
12466 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
12467 (value_replacement): Likewise.
12468 (empty_block_p): Check also if the PHIs for the block are empty.
12470 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
12473 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
12474 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
12475 r184615 from 2012-02-28.
12477 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
12479 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
12480 (ix86_gen_tls_local_dynamic_base_64): Likewise.
12481 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
12482 and ix86_gen_tls_local_dynamic_base_64.
12483 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
12484 ix86_gen_tls_local_dynamic_base_64.
12486 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
12487 (*tls_global_dynamic_64_<mode>): This.
12488 (tls_global_dynamic_64): Renamed to ...
12489 (tls_global_dynamic_64_<mode>): This.
12490 (*tls_local_dynamic_base_64): Renamed to ...
12491 (*tls_local_dynamic_base_64_<mode>): This.
12492 (tls_local_dynamic_base_64): Renamed to ...
12493 (tls_local_dynamic_base_64_<mode>): This.
12495 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
12497 * config/i386/i386.c (ix86_option_override_internal): Properly
12498 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
12499 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
12500 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
12501 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
12503 * config/i386/sse.md (sse3_monitor64): Renamed to ...
12504 (sse3_monitor64_<mode>): This.
12506 2012-03-12 Tristan Gingold <gingold@adacore.com>
12508 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
12509 (ia64_function_arg_advance): Ditto.
12511 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12513 * config.gcc (mips*-*-openbsd*): Remove.
12514 * config/mips/openbsd.h: Remove.
12515 * config/mips/sdb.h: Remove.
12517 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
12518 * config/mips/mips.c (sdb_label_count): Remove.
12519 (mips_debugger_offset): Remove #if 0 code.
12520 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
12521 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
12523 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12525 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
12526 binutils reference.
12527 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
12528 Update binutils references.
12529 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
12530 Update binutils reference.
12531 Update Sun as/GNU ld caveat.
12532 Document binutils largefile requirement for LTO plugin.
12533 Remove reference to alternate libpthread.
12535 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12537 * config.gcc (alpha*-dec-osf5.1*): Remove.
12538 * config.host (alpha*-dec-osf*): Remove.
12539 * configure.ac (*-*-osf*): Remove.
12540 (alpha*-dec-osf*): Remove.
12541 * configure: Regenerate.
12543 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
12544 config/alpha/va_list.h, config/alpha/x-osf: Remove.
12546 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
12547 * config/alpha/alpha.c (struct machine_function): Update comment.
12548 (alpha_start_function): Remove Tru64 UNIX as handling for
12550 * config/alpha/alpha.md ("exception_receiver"): Remove
12551 TARGET_LD_BUGGY_LDGP.
12552 ("*exception_receiver_2"): Likewise.
12553 * except.c (finish_eh_generation): Remove Tru64 reference.
12554 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
12555 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
12556 * target.def (handle_pragma_extern_prefix): Remove.
12558 * Makefile.in (mips-tfile.o-warn): Remove.
12559 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
12560 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
12561 * mips-tdump.c, mips-tfile.c: Remove.
12563 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
12565 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
12566 (Specific, alpha*-dec-osf5.1): Note removal.
12567 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
12569 * doc/tm.texi: Regenerate.
12570 * doc/trouble.texi (Cross-Compiler Problems): Remove.
12572 2012-03-12 Richard Guenther <rguenther@suse.de>
12574 * config/arm/arm.c (neon_dereference_pointer): Do not call
12575 covert during RTL expansion.
12577 2012-03-12 Tristan Gingold <gingold@adacore.com>
12579 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
12580 Options. Mention -mpointer-size.
12582 2012-03-12 Richard Guenther <rguenther@suse.de>
12584 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
12585 build_nonstandard_integer_type.
12587 2012-03-12 Richard Guenther <rguenther@suse.de>
12589 * tree.c (signed_or_unsigned_type_for): Use
12590 build_nonstandard_integer_type.
12591 (signed_type_for): Adjust documentation.
12592 (unsigned_type_for): Likewise.
12593 * tree-pretty-print.c (dump_generic_node): Use standard names
12594 for non-standard integer types if available.
12596 2012-03-12 Tristan Gingold <gingold@adacore.com>
12598 * config/vms/vms.opt: Add vms-opts.h header.
12599 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
12601 (-mvms-return-codes): Document.
12602 (-mpointer-size): New option.
12603 (vms_pointer_size): Add enumeration.
12604 * config/vms/vms-opts.h: New file.
12605 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
12606 __INITIAL_POINTER_SIZE.
12607 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
12608 (C_COMMON_OVERRIDE_OPTIONS): Define.
12609 (DWARF2_ADDR_SIZE): Define.
12610 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
12611 * config/vms/vms-protos.h (vms_c_common_override_options):
12613 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
12614 if -mno-pointer-size.
12615 (vms_c_common_override_options): New function.
12616 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
12617 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
12618 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
12619 and flag_vms_pointer_size.
12620 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
12621 * config.gcc (*-*-*vms*): Define xm_file.
12622 (alpha*-dec-*vms*): Do not define xm_file.
12623 (alpha64-dec-*vms*): Remove.
12624 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
12627 2012-03-12 Jakub Jelinek <jakub@redhat.com>
12629 PR tree-optimization/51721
12630 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
12631 if (int) unsvar cmp CST.
12633 2012-03-12 Richard Guenther <rguenther@suse.de>
12635 * tree-sra.c (create_access_replacement): Only rename the replacement
12636 if we can rewrite it into SSA form. Properly mark register typed
12637 replacements that we cannot rewrite with TREE_ADDRESSABLE.
12638 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
12639 for aggregate or BLKmode results.
12641 2012-03-12 Jakub Jelinek <jakub@redhat.com>
12643 PR tree-optimization/52533
12644 * tree-vrp.c (register_edge_assert_for_2): Use double_int
12645 type for mask, only handle shifts by non-zero in-range
12646 shift count, for LE_EXPR and GT_EXPR if new_val is
12647 maximum, don't add the assertion.
12649 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
12651 * doc/invoke.texi: Document -mrtm option.
12652 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
12653 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
12654 (ix86_handle_option): Handle OPT_mrtm.
12655 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
12657 (x86_64-*-*): Ditto.
12658 * i386-builtin-types.def (INT_FTYPE_VOID): New.
12659 * config/i386/i386-c.c (ix86_target_macros_internal): Define
12661 (ix86_target_string): Define -mrtm option.
12663 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
12665 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
12666 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
12667 IX86_BUILTIN_XTEST.
12668 (bdesc_special_args): Ditto.
12669 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
12670 (ix86_expand_special_args_builtin): Handle new built-in type.
12671 (ix86_expand_builtin): Handle XABORT instruction.
12672 * config/i386/i386.h (TARGET_RTM): New.
12673 * config/i386/i386.md (UNSPECV_XBEGIN): New.
12674 (UNSPECV_XEND): Ditto.
12675 (UNSPECV_XABORT): Ditto.
12676 (UNSPECV_XTEST): Ditto.
12683 * config/i386/i386.opt (mrtm): New.
12684 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
12685 * config/i386/rtmintrin.h: New header.
12686 * config/i386/xtestintrin.h: Ditto.
12688 2012-03-12 Tristan Gingold <gingold@adacore.com>
12690 * ginclude/stddef.h: Adjust previous patch.
12691 Use __VMS__ instead of VMS.
12693 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
12695 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
12696 Also convert sequences with CC setting arithmetic instruction.
12698 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
12700 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
12701 from C Language Options to Preprocessor Options.
12702 (C Dialect Options): Move -no-integrated-cpp documentation
12704 (Preprocessor Options): ...to here. Rewrite the description
12705 so it makes more sense, and remove discussion of merging front ends.
12707 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
12709 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
12711 (ix86_expand_setmem): Likewise.
12713 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
12715 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
12718 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
12720 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
12721 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
12723 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
12725 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
12727 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
12729 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
12732 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
12733 Uros Bizjak <ubizjak@gmail.com>
12735 * config/i386/predicates.md (call_insn_operand): Allow
12736 constant_call_address_operand in Pmode only.
12737 (sibcall_insn_operand): Ditto.
12738 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
12739 (*call_vzeroupper): Ditto.
12741 (*sibcall_vzeroupper): Ditto.
12742 (*call_value): Ditto.
12743 (*call_value_vzeroupper): Ditto.
12744 (*sibcall_value): Ditto.
12745 (*sibcall_value_vzeroupper): Ditto.
12746 (*indirect_jump): Ditto.
12747 (*tablejump_1): Ditto.
12748 (indirect_jump): Convert memory address to word mode for TARGET_X32.
12749 (tablejump): Ditto.
12750 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
12753 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
12756 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
12757 Use movrt_negc instead of negc pattern for non-SH2A.
12758 (*movnegt): Remove.
12759 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
12761 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
12763 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
12764 if Pmode != word_mode.
12765 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
12766 Pmode == SImode for TARGET_X32.
12768 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
12769 (tls_initial_exec_x32): Likewise.
12771 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
12773 PR rtl-optimization/52528
12774 * combine.c (can_combine_p): Add setting of subst_low_luid
12775 before call to expand_field_assignment().
12777 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
12779 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
12780 and related program names.
12782 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
12784 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
12786 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
12789 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
12790 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
12791 to set code to 'q'.
12792 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
12793 (*movdi_internal_rex64): Use %E operand modifier for lea.
12794 (*movsi_internal): Ditto.
12796 (*lea<mode>_2): Ditto.
12797 (*lea_{3,4,5,6}_zext): Ditto.
12798 (*tls_global_dynamic_32_gnu): Ditto.
12799 (*tls_global_dynamic_64): Ditto.
12800 (*tls_dynamic_gnu2_lea_32): Ditto.
12801 (*tls_dynamic_gnu2_lea_64): Ditto.
12802 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
12804 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
12806 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
12807 redefine to be NULL if the current bit-size is different from the
12808 configured bit-size.
12810 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
12811 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
12812 set the default tuning. Add asserts to make sure the cpu and tune
12813 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
12814 test whether the index is set, instead of > 0.
12815 (rs6000_file_start): Do not reset the default cpu if the current
12816 bit-size is different from the configured bit-size.
12818 2012-03-09 Tristan Gingold <gingold@adacore.com>
12820 * config/vms/vms-crtlmap.map: Add comments.
12821 Add entries needed to build Ada RTS.
12823 2012-03-09 Tristan Gingold <gingold@adacore.com>
12825 * ginclude/stddef.h: Do not define __size_t on VMS.
12827 2012-03-09 Tristan Gingold <gingold@adacore.com>
12829 * c-tree.h (c_default_pointer_mode): New variable.
12830 * c-decl.c (c_default_pointer_mode): New variable.
12831 (c_build_pointer_type): New function.
12832 (grokdeclarator): Call c_build_pointer_type instead
12833 of build_pointer_type.
12835 * config/vms/vms-c.c: Include c-tree.h
12836 (saved_pointer_mode): New variable.
12837 (handle_pragma_pointer_size): New function.
12838 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
12839 (vms_c_register_pragma): Register __pointer_size and
12840 __required_pointer_size pragmas.
12842 2012-03-09 Tristan Gingold <gingold@adacore.com>
12844 * config/vms/vms-c.c (vms_construct_include_filename): New function.
12845 (vms_c_register_includes): Reference it.
12847 2012-03-09 Andrew Pinski <apinski@cavium.com>
12849 PR middle-end/51988
12850 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
12851 print_generic_expr.
12852 (tree_ssa_phiopt_worker): Go through all the PHIs for
12853 value_replacement instead of just the singleton one.
12854 (value_replacement): Change return type to int. Return 0 instead of
12856 Allow the middle basic block to contain more than just the defining
12858 Handle non empty middle basic blocks.
12859 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
12861 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
12863 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
12864 array reference and component reference.
12865 (analyze_scalar_evolution_for_address_of): New.
12867 2012-03-08 Jie Zhang <jzhang918@gmail.com>
12870 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
12871 (hwloop_pattern_reg): Fix set but not used warning.
12872 (bfin_reorg_loops): Remove unused parameter.
12873 (bfin_reorg): Update use of bfin_reorg_loops.
12875 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
12877 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
12878 with integer parameters in registers.
12879 (gen_push): Push register in word_mode instead of Pmode.
12880 (ix86_emit_save_regs): Likewise.
12881 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
12882 (gen_pop): Pop register in word_mode instead of Pmode.
12883 (ix86_emit_restore_regs_using_pop): Likewise.
12884 (ix86_expand_prologue): Replace Pmode with word_mode for push
12885 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
12886 restore RAX and R10 in word_mode.
12887 (ix86_emit_restore_regs_using_mov): Restore integer registers
12889 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
12891 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
12892 (ix86_split_long_move): Likewise.
12894 * config/i386/i386.md (W): New.
12895 (*push<mode>2_prologue): Replace :P with :W.
12896 (*pop<mode>1): Likewise.
12897 (*pop<mode>1_epilogue): Likewise.
12898 (push/pop peephole2): Use word_mode scratch registers.
12900 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
12902 * config/i386/predicates.md (indirect_branch_operand): Simplify.
12904 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
12906 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
12907 for constants in [-63,63].
12909 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
12913 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
12915 * config/i386/i386.c (ix86_print_operand_address): Only handle
12916 zero-extended DImode addresses.
12918 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12920 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
12921 * configure: Regenerate.
12923 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
12926 * config/avr/avr.c (avr_mem_clobber): New static function.
12927 (avr_expand_delay_cycles): Add memory clobber operand to
12928 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
12929 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
12930 (enable_interrupt, disable_interrupt): New expander.
12931 (nopv, sleep, wdr): New expanders.
12932 (delay_cycles_1): Add memory clobber.
12933 (delay_cycles_2): Add memory clobber.
12934 (delay_cycles_3): Add memory clobber.
12935 (delay_cycles_4): Add memory clobber.
12936 (cli_sei): New insn from former "enable_interrupt",
12937 "disable_interrupt" with memory clobber.
12938 (*wdt): New insn from former "wdt" with memory clobber.
12939 (*nopv): Similar, but for "nopv".
12940 (*sleep): Similar, but for "sleep".
12942 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
12943 Kaz Kojima <kkojima@gcc.gnu.org>
12946 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
12947 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
12948 (SUBTARGET_OVERRIDE_OPTIONS): Define.
12950 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
12952 * config/i386/predicates.md (x86_64_zext_general_operand): New.
12953 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
12954 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
12956 2012-03-07 Walter Lee <walt@tilera.com>
12958 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
12959 REG_CFA_* notes for the stack pointer.
12960 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
12961 EH_RETURN_STACKADJ_RTX.
12962 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
12963 generate REG_CFA_* notes for the stack pointer.
12964 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
12965 by EH_RETURN_STACKADJ_RTX.
12967 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
12969 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
12970 when __AVR_3_BYTE_PC__ is defined.
12972 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
12974 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
12975 (ix86_print_operand): Handle '^'.
12976 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
12977 using P mode iterator. Add %^ to asm template to conditionally emit
12979 (*rep_movdi_rex64): Ditto.
12980 (*strsetdi_rex_1): Ditto.
12981 (*rep_stosdi_rex64): Ditto.
12982 (*strmov{si,hi,qi}_1): Add %^ to asm template to
12983 conditionally emit addr32 prefix.
12984 (*rep_mov{si,qi}): Ditto.
12985 (*strset{si,hi,qi}): Ditto.
12986 (*rep_stos{si,qi}): Ditto.
12987 (*cmpstrnqi_nz_1): Ditto.
12988 (*cmpstrnqi_1): Ditto.
12989 (*strlenqi_1): Ditto.
12991 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
12993 * config/i386/i386.c (function_value_64): Return pointers in
12994 word_mode instead of Pmode.
12995 (ix86_promote_function_mode): Likewise.
12997 2012-03-07 Richard Guenther <rguenther@suse.de>
12999 * coverage.c (get_gcov_type): Use type_for_mode.
13000 (get_gcov_unsigned_t): Likewise.
13001 * expr.c (store_constructor): Use type_for_mode.
13002 (try_casesi): Likewise.
13003 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
13004 (add_standard_iv_candidates): Use standard type trees.
13005 * dojump.c (do_jump): Remove dead code.
13007 2012-03-07 Richard Guenther <rguenther@suse.de>
13009 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
13011 2012-03-07 Richard Guenther <rguenther@suse.de>
13013 * convert.c (strip_float_extensions): Move ...
13014 * tree.c (strip_float_extensions): ... here.
13016 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
13019 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
13021 2012-03-07 Richard Guenther <rguenther@suse.de>
13023 * omp-low.c (extract_omp_for_data): Use signed_type_for.
13024 (expand_omp_for_generic): Likewise.
13025 (expand_omp_for_static_nochunk): Likewise.
13026 (expand_omp_for_static_chunk): Likewise.
13027 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
13028 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
13029 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
13030 Use unsigned_type_for.
13031 (vect_create_cond_for_align_checks): Use signed_type_for.
13033 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
13035 PR rtl-optimization/52203
13036 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
13037 all callers to pass NULL except ...
13038 (reset_sched_cycles_in_current_ebb): ... here, save the value
13039 in new variable 'empty'. Increase issue_rate only for
13042 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
13045 * Makefile.in: Let install-gcc-ar depend on installdirs,
13046 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
13047 Don't double canonicalize if cross-compiling.
13049 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
13052 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
13053 to: RAMPZ, RAMPY, RAMPX, RAMPD.
13054 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
13056 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
13059 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
13061 * config/avr/avr.md (xload_8): Adjust insn length.
13063 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
13066 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
13067 if RAMPZ affects reading from RAM.
13069 2012-03-07 Richard Guenther <rguenther@suse.de>
13073 * doc/invoke.texi (Precompiled Headers): Remove sentence that
13074 suggests you can include PCHs from inside another header.
13076 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
13078 PR middle-end/52515
13079 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
13081 2012-03-07 Kai Tietz <ktietz@redhat.com>
13083 * doc/invoke.texi (fwritable-relocated-rdata): Document
13084 new Cygwin/MinGW target option.
13085 * config/i386/winnt.c (i386_pe_unique_section): Ignore
13086 reloc if flag -fwritable-relocated-rdata is not set.
13087 (i386_pe_section_type_flags): Likewise.
13088 * config/i386/cygming.opt (fwritable-relocated-rdata):
13089 Add new flag variable flag_writable_rel_rdata.
13091 2012-03-07 Richard Guenther <rguenther@suse.de>
13093 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
13094 precision against gimple constraints.
13096 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
13098 PR middle-end/52372
13099 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
13101 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
13102 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
13104 (init_emit_regs): Move associated initialization to...
13105 (init_emit_once): ...here.
13107 2012-03-06 Richard Henderson <rth@redhat.com>
13109 * config/m68k/m68k.h (ISA_HAS_TAS): New.
13110 * config/m68k/sync.md (atomic_test_and_set): Use it.
13111 (atomic_test_and_set_1): Likewise.
13113 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
13116 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
13117 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
13118 (vector_ltgt<mode>): Likewise.
13119 (vector_ordered<mode>): Likewise.
13120 (vector_unordered<mode>): Likewise.
13121 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
13123 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
13125 * trans-mem.c: New typedef for tm_region_p.
13126 Define vector types for tm_region_p.
13127 (tm_region_init): Replace region_worklist to a vector called
13130 2012-03-06 Richard Guenther <rguenther@suse.de>
13132 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
13133 MEM_REF with constant pointer operand.
13135 2012-03-06 Richard Guenther <rguenther@suse.de>
13137 PR middle-end/52493
13138 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
13140 2012-03-06 Tristan Gingold <gingold@adacore.com>
13142 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
13143 (external_model_kind): Improve documentation.
13144 (vms_pragma_extern_model): Handle relaxed_redef.
13145 (vms_c_register_pragma): Allow expansion for nomember_alignment.
13147 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
13149 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
13150 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
13151 Some more notes on EIND usage and reorder EIND subsection.
13153 2012-03-06 Tristan Gingold <gingold@adacore.com>
13155 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
13156 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
13158 2012-03-06 Tristan Gingold <gingold@adacore.com>
13160 * config/vms/t-vmsnative (version): Define.
13161 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
13163 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
13165 PR rtl-optimization/52250
13166 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
13167 to put note list into. Unconditionally call move_bb_info.
13168 (move_bb_info): Do not assert the blocks being in the same region,
13169 just drop the note list if they are not.
13171 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
13174 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
13175 and use unified expansion logic.
13176 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
13177 closer to the existing movt insn.
13178 (negc): Rename insn to *negc. Add new expander.
13179 (movnegt): Use xor pattern for T bit negation. Reserve helper
13180 constant for negc pattern.
13181 (*movnegt): New insn and splitter.
13183 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
13185 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
13188 2012-03-05 Richard Henderson <rth@redhat.com>
13190 * genemit.c (main): Include "target.h" in insn-emit.c.
13191 * Makefile.in (insn-emit.o): Depend on TARGET_H.
13192 * config/sh/sync.md (atomic_test_and_set): Reference
13193 targetm.atomic_test_and_set_trueval instead of
13194 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
13196 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
13198 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
13201 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
13203 * langhooks.c (add_builtin_type): New function.
13204 * langhooks.h (add_builtin_type): Export it.
13205 * config/mep/mep.c (mep_init_builtins): Use it.
13206 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
13208 2012-03-05 Jakub Jelinek <jakub@redhat.com>
13211 * tree.h (BLOCK_SAME_RANGE): Define.
13212 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
13213 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
13214 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
13215 isn't equal to supercontext fragment's fragment chain.
13216 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
13218 (blocks_nreverse_all): Likewise.
13219 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
13220 BLOCK_SUPERCONTEXT to supercontext fragment instead of
13221 supercontext fragment's fragment origin.
13222 * dwarf2out.c (add_high_low_attributes): If stmt has the same
13223 range as its parent (or parents thereof etc.), use the parent's
13224 DW_AT_ranges value instead of creating a new .debug_ranges range.
13226 2012-03-05 Richard Henderson <rth@redhat.com>
13229 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
13230 * omp-low.c (expand_omp_atomic): Assume anything aligned to
13231 BIGGEST_ALIGNMENT is aligned.
13233 2012-03-05 Richard Henderson <rth@redhat.com>
13235 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
13236 * config/sh/sh.c: ... here.
13238 2012-03-05 Richard Henderson <rth@redhat.com>
13241 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
13242 instead of calling negqi2 directly.
13244 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
13246 PR middle-end/52463
13247 * trans-mem.c (tm_region_init): Use last_basic_block.
13249 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
13251 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
13252 * config/sh/sync.md (atomic_test_and_set): New expander.
13253 (tasb, atomic_test_and_set_soft): New insns.
13254 * config/sh/sh.opt (menable-tas): New option.
13255 * doc/invoke.texi (SH Options): Document it.
13257 2012-03-05 Richard Guenther <rguenther@suse.de>
13259 * cfgloop.c (verify_loop_structure): Verify dominators before
13261 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
13262 dominators from here.
13263 * graphite-scop-detection.c (create_sese_edges): Likewise.
13264 * loop-doloop.c (doloop_optimize_loops): Likewise.
13265 * loop-init.c (loop_optimizer_init): Likewise.
13266 * loop-unroll.c (unroll_and_peel_loops): Likewise.
13267 * loop-unswitch.c (unswitch_loops): Likewise.
13268 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
13269 * tree-parloops.c (parallelize_loops): Likewise. Verify
13270 only when checking is enabled.
13271 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
13273 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
13275 * genautomata.c (parse_automata_opt): New static function.
13276 (initiate_automaton_gen): Remove all option handling code. Remove
13277 argc argument. All callers changed.
13278 (main): Call init_rtx_reader_args_cb with the new function as argument.
13280 2012-03-05 Richard Guenther <rguenther@suse.de>
13282 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
13283 * tree-if-conv.c (combine_blocks): Free post-dominator info
13285 * tree-parloops.c (create_parallel_loop): Free and re-compute
13286 dominator info after breaking it.
13288 2012-03-05 Richard Guenther <rguenther@suse.de>
13290 PR middle-end/52353
13291 * optabs.h (trapv_unoptab_p): New function.
13292 (trapv_binoptab_p): Likewise.
13293 * optabs.c (expand_binop): Use emit_libcall_block_1 with
13294 a proper equiv_may_trap argument.
13295 (expand_unop): Likewise.
13296 (emit_libcall_block_1): Take extra argument whether the
13297 instruction may trap. Renamed from ...
13298 (emit_libcall_block): ... this. New wrapper.
13300 2012-03-05 Jakub Jelinek <jakub@redhat.com>
13302 PR tree-optimization/51721
13303 * tree-vrp.c (register_edge_assert_for_2): If comparing
13304 lhs of right shift by constant with an integer constant,
13305 add ASSERT_EXPRs for the rhs1 of the right shift.
13307 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
13309 2012-03-05 Richard Guenther <rguenther@suse.de>
13311 * tree.c (integer_zerop): Handle VECTOR_CSTs.
13312 (integer_onep): Likewise.
13313 (integer_all_onesp): Likewise.
13315 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
13317 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
13319 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
13321 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
13322 instead of TARGET_64BIT.
13324 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
13326 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
13329 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
13331 * config/i386/i386.c (ix86_print_operand_address): Only handle
13332 zero-extended DImode addresses.
13334 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
13336 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
13337 taken and cputaken as bool.
13339 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
13341 * config/i386/constraints.md (Ya): New internal constraint.
13342 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
13343 (*zero_extendsidi2_rex64): Add x,x alternative.
13344 (*zero_extendsidi2): Ditto. Add o,0 alternative.
13345 Remove flags reg clobber. Adjust corresponding splits.
13346 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
13347 zero_extendqisi2 expanders using SWI12 mode iterator.
13348 (zero_extend<mode>si2_and): Macroize insn from
13349 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
13351 (*zero_extend<mode>si2): Macroize insn from
13352 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
13353 (*zero_extend*2_movzbl_and): Remove insn patterns.
13354 (zero_extendqihi2_and): Merge corresponding splitter.
13355 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
13356 (*zero_extend*2_movzbl_and): Remove insn patterns.
13357 (*anddi_1): Split TYPE_IMOVX instructions.
13358 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
13360 (and->zext splitter): Add splitter pattern.
13361 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
13363 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
13365 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
13367 (Debugging Options): Likewise.
13368 (Optimize Options): Likewise.
13369 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
13370 with other architectures. Use official processor names with correct
13371 spelling/capitalization. Fix formatting and grammar issues.
13372 (i386 and x86-64 Windows Options): Similar cleanup here.
13374 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
13376 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
13378 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
13380 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
13381 DBX_REGISTER_NUMBER.
13383 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
13385 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
13386 operand is CONST_INT. Take COSTS_N_INSNS into account.
13387 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
13390 2012-03-02 Richard Henderson <rth@redhat.com>
13392 * optabs.c (expand_atomic_test_and_set): Honor
13393 atomic_test_and_set_trueval even when atomic_test_and_set
13394 optab is not in use.
13396 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
13400 * config/sh/sh.c (sh_register_move_cost): Increase cost between
13401 GENERAL_REGS and FP_REGS for SImode.
13403 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
13406 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
13407 (absdi2): New expander.
13408 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
13410 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
13412 * config/sh/sync.md (atomic_exchange<mode>): New expander.
13413 (atomic_exchange<mode>_soft): New insn.
13415 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
13417 * config/sh/sync.md: Update copyright notice dates.
13418 (atomic_compare_and_swap<mode>): Use SImode for return value instead
13420 (atomic_compare_and_swap<mode>_soft): Likewise.
13422 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
13425 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
13426 * config/sh/sh.c: Update copyright notice dates.
13427 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
13428 alignment for TARGET_HARD_SH4.
13429 (sh_option_override): Reduce default function alignment. Set
13430 loop alignment to 4 bytes when not optimizing for size.
13432 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
13434 PR middle-end/50335
13435 * doc/invoke.texi (floop-flatten): Remove.
13436 * toplev.c (process_options): Remove references to flag_loop_flatten.
13437 * tree-ssa-loop.c (gate_graphite_transform): Same.
13438 * common.opt (floop-flatten): Obsolete.
13439 * graphite-poly.c (apply_poly_transforms): Remove reference to
13441 * Makefile.in (graphite-flattening.o): Remove.
13442 * graphite-flattening.c: Remove.
13444 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
13446 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
13447 having mode compatible with the mode of previous compare. Substitute
13448 compare mode of previous compare with the mode, compatible
13449 with eliminated and previous compare.
13451 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
13453 * config/rs6000/dfp.md (floatdidd2): New define_insn.
13455 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
13457 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
13458 compatible with CCGOCmode and CCGCmode.
13460 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
13462 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
13464 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
13466 * config/arm/arm.c (arm_sat_operator_match): New function.
13467 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
13468 * config/arm/arm.md ("insn" attribute): Add "sat" value.
13469 ("SAT", "SATrev"): New code iterators.
13470 ("SATlo", "SAThi"): New code iterator attributes.
13471 ("*satsi_<SAT:code>"): New pattern.
13472 ("*satsi_<SAT:code>_shift"): Likewise.
13473 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
13474 and "shift" attributes.
13475 ("arm_usatsihi"): Add "insn" attribute.
13476 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
13477 by powers of two. Do not allow shift by 32.
13479 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
13482 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
13483 to pass the argument in the register of "natural" mode.
13485 2012-03-02 Richard Guenther <rguenther@suse.de>
13487 PR tree-optimization/52406
13488 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
13489 (struct indices): Add unconstrained_base member.
13490 (struct dr_alias): Remove unused vops member.
13491 (DR_UNCONSTRAINED_BASE): New define.
13492 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
13493 add indices to allow their disambiguation. Make DR_BASE_OBJECT
13494 be an artificial access that covers the whole indexed object,
13495 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
13496 plain decl base-objects to their MEM_REF variant.
13497 (dr_may_alias_p): When the base-object of either data reference
13498 has unknown size use only points-to information.
13499 (compute_affine_dependence): Make dumps easier to read and
13501 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
13502 DR_REF when looking for packed references.
13503 (vect_supportable_dr_alignment): Likewise.
13505 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
13507 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
13508 Improve conditions for peepholes of loads followed by commutative
13510 * config/arm/ldmstm.md: Regenerated.
13512 2012-03-02 Richard Guenther <rguenther@suse.de>
13514 * BASE-VER: Set to 4.8.0.
13516 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
13518 * config.gcc (obsolete): Add all ARM targets using the FPA.
13519 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
13520 * doc/install.texi: Avoid references to obsolete ARM ports.
13522 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
13524 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
13526 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
13527 Joern Rennecke <joern.rennecke@embecosm.com>
13529 * doc/extend.texi: Expand and update information on interrupt
13530 attribute for Epiphany.
13532 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
13534 * config/sh/sh-protos.h: Update copyright notice dates.
13535 * config/sh/sh.h: Likewise.
13536 * config/sh/sh.md: Likewise.
13537 * config/sh/constraints.md: Likewise.
13538 * config/sh/predicates.md: Likewise.
13540 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
13542 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
13543 * config/sh/sh.c (tertiary_reload_operand): Likewise.
13545 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
13547 * config/sh/constraints.md: Fix comment typo.
13549 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13552 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
13553 unsigned HOST_WIDE_INT.
13554 (zvdep_imm64): Likewise.
13555 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
13556 (vdepi_and): Likewise.
13557 Likewise for unamed 64-bit patterns.
13558 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
13560 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
13563 PR rtl-optimization/52417
13564 * cselib.c (cselib_any_perm_equivs): New variable.
13565 (cselib_reset_table): Check that it's not set when not
13566 preserving constants.
13567 (cselib_add_permanent_equiv): Set it.
13568 (cselib_have_permanent_equivalences): New.
13569 (cselib_init, cselib_finish): Reset it.
13570 * cselib.h (cselib_have_permanent_equivalences): Declare.
13571 * alias.c (get_addr): Restore earlier behavior when there
13572 aren't permanent equivalences.
13574 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
13576 * config/mn10300/mn10300-modes.def: Fix copyright notice.
13577 * config/v850/v850-modes.def: Fix copyright notice.
13579 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
13581 * doc/extend.texi (AVR Built-in Functions): Document
13582 __builtin_avr_flash_segment.
13584 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
13585 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
13586 (*split.flash_segment): New insn-and-split.
13587 * config/avr/avr.c (avr_init_builtins): Add local variables:
13588 const_memx_void_node, const_memx_ptr_type_node,
13589 char_ftype_const_memx_ptr.
13591 2012-03-01 Jakub Jelinek <jakub@redhat.com>
13593 PR tree-optimization/52445
13594 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
13595 add ssa_name_ver, offset and size fields and change store field
13597 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
13598 (add_or_mark_expr): Likewise. Only consider previous stores
13599 with the same size and offset.
13600 (nt_init_block): Only look at gimple_assign_single_p stmts,
13601 doesn't look at rhs2.
13603 2012-03-01 Richard Guenther <rguenther@suse.de>
13605 PR middle-end/52443
13606 * tree-cfg.c (verify_gimple_assign_unary): Allow any
13607 conversions from integral types to pointer types.
13609 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
13611 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
13612 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
13613 unintentionally removed in r184616.
13615 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13617 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
13620 2012-02-29 Jakub Jelinek <jakub@redhat.com>
13621 Uros Bizjak <ubizjak@gmail.com>
13624 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
13625 alternatives, add "e" constraint to the new last alternative
13626 and ! to last 3 alternatives.
13628 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
13630 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
13631 DW_AT_artificial attributes at the end of the processing.
13632 (gen_array_type_die): Likewise.
13633 (gen_enumeration_type_die): Likewise.
13634 (gen_struct_or_union_type_die): Likewise.
13635 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
13638 2012-02-29 Jakub Jelinek <jakub@redhat.com>
13640 PR middle-end/52419
13641 * expr.c (expand_assignment): If doing misaligned store that doesn't
13642 cover all mode bits, perform a RMW cycle.
13644 PR tree-optimization/52429
13645 * tree-parloops.c (separate_decls_in_region_debug): Return early
13646 if var is LABEL_DECL.
13648 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13650 PR tree-optimization/52424
13651 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
13652 calling dom_thread_across_edge.
13654 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
13656 * config/avr/avr.c: Move definition of TARGET macros to end of file.
13658 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
13660 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
13661 * config/avr/avr.c (avr_output_bld): Remove unused function.
13662 (avr_out_sbxx_branch): Use "%T" to print bit position.
13664 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
13666 * config/avr/avr.md: Untabify.
13668 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
13670 * config/avr/avr.md (eqne): New code iterator.
13671 (*dec-and-branchsi): Use it in text peephole's condition.
13672 (*dec-and-branchhi): Ditto.
13673 (*dec-and-branchqi): Ditto.
13675 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
13678 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
13679 the device does not have the skip-bug.
13681 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
13683 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
13684 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
13685 -mpretend-cmove): New.
13687 2012-02-29 Jakub Jelinek <jakub@redhat.com>
13690 * df.h (struct df_d): Adjust comment that hard_regs_live_count
13691 doesn't count DEBUG_INSN refs.
13692 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
13693 for DEBUG_INSN refs.
13695 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13699 2012-02-20 Richard Guenther <rguenther@suse.de>
13700 PR tree-optimization/52298
13701 * tree-vect-stmts.c (vectorizable_load): Properly use
13702 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
13704 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
13706 PR middle-end/51752
13707 * gimple.h (gimple_in_transaction): New.
13708 (gimple_set_in_transaction): New.
13709 (struct gimple_statement_base): Add in_transaction field.
13710 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
13712 (tree_ssa_lim_initialize): Compute transaction bits.
13713 * tree.h (compute_transaction_bits): Protoize.
13714 * trans-mem.c (tm_region_init): Use the heap to store BB
13716 (compute_transaction_bits): New.
13718 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13720 * gcc.c (display_help): Document --help=common and sort entries
13723 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13725 * doc/install.texi: Document check-$LANG specific shortcuts
13727 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
13730 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
13732 * config/arm/arm_neon.h: Regenerate.
13733 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
13734 (neon_vcgeu): New insn.
13735 (neon_vcgtu): Likewise.
13736 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
13737 (ops): Unsigned comparison intrinsics call a different builtin.
13739 2012-02-28 Richard Guenther <rguenther@suse.de>
13742 * config/i386/i386.c (ix86_expand_vector_set): Fix element
13743 ordering for the VEC_CONCAT for two element vectors for
13744 V2SFmode, V2SImode and V2DImode.
13746 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
13749 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
13750 detecting big-endian triplets.
13752 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
13754 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
13755 mode if there is no type information available.
13757 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
13759 PR tree-optimization/53207
13760 * doc/invoke.texi: Document as experimental and relying on graphite.
13762 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
13764 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
13765 of initializer to changes from r184614.
13767 2012-02-28 Richard Guenther <rguenther@suse.de>
13769 PR tree-optimization/52395
13770 * tree-sra.c (build_ref_for_offset): Also look at the base
13771 TYPE_ALIGN when figuring out the alignment of the replacement.
13773 2012-02-28 Richard Guenther <rguenther@suse.de>
13775 PR tree-optimization/52402
13776 * ipa-prop.c (ipa_modify_call_arguments): Properly use
13777 mis-aligned types when creating the accesses at the call site.
13779 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
13781 * config/avr/builtins.def: New file.
13782 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
13783 * config/avr/avr.c (enum avr_builtin_id): Use it.
13784 (avr_init_builtins): Use it. And use avr_bdesc.
13785 (bdesc_1arg): Remove.
13786 (bdesc_2arg): Remove.
13787 (bdesc_3arg): Remove.
13788 (struct avr_builtin_description): Add field n_args.
13789 (avr_bdesc): New static variable using builtins.def.
13790 (avr_expand_builtin): Use it.
13791 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
13792 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
13793 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
13795 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
13798 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
13799 match only one single hard register with respective hard reg rtx.
13800 (movmemx_<mode>): Ditto.
13801 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
13802 insn anatomy of movmem[x]_<mode>.
13803 (avr_out_movmem): Same for printing assembler and operand usage.
13805 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
13809 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
13810 address spaces located outside of device flash.
13812 * config/avr/avr.h (base_arch_s): Remove field n_segments.
13813 (mcu_type_s): Add field n_flash.
13814 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
13815 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
13816 (AVR_MCU): Add N_FLASH argument.
13817 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
13818 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
13819 macro __FLASH<n> if that address space makes sense for the device.
13820 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
13821 outside of target flash.
13822 (avr_asm_named_section): Ditto.
13823 (avr_asm_select_section): Ditto.
13824 (avr_addr_space_convert): Ditto.
13825 (avr_emit_movmemhi): Ditto.
13826 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
13827 address space is outside of device flash.
13828 (avr_insert_attributes): Ditto.
13829 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
13830 avr_current_arch->n_segments.
13832 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
13835 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
13836 (*movabs<mode>_2): Likewise.
13838 2012-02-27 Jakub Jelinek <jakub@redhat.com>
13841 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
13842 s_register_operand in the test instead of REG_P. Don't call
13843 gen_reg_rtx if it won't be used.
13845 PR tree-optimization/52376
13846 * ipa-split.c (split_function): Ignore CLOBBER stmts.
13848 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
13850 * ifcvt.c (noce_get_condition): Check condition variable is not
13851 small_register_classes_for_mode_p before accepting.
13853 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
13855 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
13857 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
13860 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
13861 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
13863 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
13865 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
13867 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
13869 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
13871 * config/sh/predicates.md: Remove blank lines.
13872 * config/sh/sh.c: Fix typos in comments.
13873 * config/sh/constraints.md: Likewise.
13874 * config/sh/sh.md: Remove blank lines.
13875 Fix typos in comments. Use ;; as comment characters.
13877 2012-02-26 Walter Lee <walt@tilera.com>
13879 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
13880 (replace_mov_pcrel_step2): Ditto.
13882 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
13885 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
13886 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
13887 and locs that reference values newer than the non-canonical value
13888 at hand. Return the canonical value as a worst case.
13889 (memrefs_conflict_p): Walk canonical value's locs.
13892 * cselib.c (preserve_only_constants): Rename to...
13893 (preserve_constants_and_equivs): ... this. Split out...
13894 (invariant_or_equiv_p): ... this. Preserve plus expressions
13895 of other preserved expressions too.
13896 (cselib_reset_table): Adjust.
13897 * var-tracking.c (reverse_op): Use canonical value to build
13900 2012-02-23 Kai Tietz <ktietz@redhat.com>
13902 * config/i386/i386.c (ix86_delegitimize_address): Handle
13903 UNSPEC_PCREL plus displacement.
13905 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
13908 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
13909 to test for unusedness in st X addressing.
13911 2012-02-24 Richard Guenther <rguenther@suse.de>
13913 PR middle-end/52361
13914 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
13915 (is_gimple_reg_type): Move inline ...
13916 * gimple.h (is_gimple_reg_type): ... here.
13918 2012-02-24 Richard Guenther <rguenther@suse.de>
13920 PR middle-end/52361
13921 * passes.c (execute_function_todo): When verifying SSA form
13922 verify gimple form first.
13923 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
13925 2012-02-24 Richard Guenther <rguenther@suse.de>
13927 PR middle-end/52355
13928 * fold-const.c (fold_addr_of_array_ref_difference): New function.
13929 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
13931 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13933 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
13935 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13937 * tree-phinodes.c (make_phi_node): Mark static.
13938 * tree-flow.h (make_phi_node): Remove extern decl.
13939 * doc/gimple.texi (make_phi_node): Remove documentation.
13941 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13943 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
13944 * tree-ssa-sccvn.c (print_scc): Ditto.
13946 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13948 * doc/passes.texi (Full redundancy elimination): Fix typo.
13950 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13952 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
13954 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
13957 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
13959 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
13962 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
13964 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
13966 * config/avr/avr.md (code_stdname): Add ior, xor.
13967 (xior): New code iterator.
13968 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
13969 (*<code_stdname><mode>qi.byte1-3): Ditto.
13971 2012-02-23 Jakub Jelinek <jakub@redhat.com>
13973 PR tree-optimization/52019
13974 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
13977 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13979 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
13980 HAVE_INITFINI_ARRAY to work around namespace pollution in
13981 certain versions of newlib system headers.
13982 * config.in: Regenerate.
13983 * configure: Regenerate.
13984 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
13985 instead of HAVE_INITFINI_ARRAY.
13987 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
13990 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
13991 is not offsettable memory reference.
13993 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
13996 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
13997 setting avr_need_clear_bss_p for __gnu_lto* symbols.
13999 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
14001 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
14002 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
14004 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14006 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
14007 library on Solaris 8 even without TLS support.
14008 * configure: Regenerate.
14010 2012-02-22 Richard Guenther <rguenther@suse.de>
14012 PR middle-end/52329
14013 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
14014 for GIMPLE_DEBUG stmts.
14016 2012-02-22 Martin Jambor <mjambor@suse.cz>
14018 PR middle-end/51782
14019 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
14020 according to the base object.
14022 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
14024 PR rtl-optimization/50063
14025 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
14026 and 2 (8-bit SP) in operand 2.
14027 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
14028 setup to use movhi_sp_r instead of vanilla move to write SP.
14029 Adjust REG_CFA notes to superseed unspec.
14030 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
14032 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
14033 known to be off) only with TARGET_NO_INTERRUPTS. Never use
14034 irq_state 1 (IRQ known to be on) here.
14036 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
14038 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
14040 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
14041 assign_hard_reg): Likewise.
14043 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
14045 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
14047 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
14049 * config/avr/avr.md
14050 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
14051 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
14053 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
14055 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
14056 prototype from here to...
14057 * config/avr/avr.h: ...here.
14059 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
14062 * thumb2.md (thumb2_shiftsi3_short): Split register and
14063 immediate shifts. For register shifts tie operands 0 and 1.
14064 (peephole2 for above): Check that register-controlled shifts
14065 have suitably tied operands.
14067 2012-02-21 Quentin Neill <quentin.neill@amd.com>
14070 * config/i386/bdver1.md (bdver1_call, bdver1_push,
14071 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
14072 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
14073 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
14074 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
14075 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
14076 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
14077 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
14078 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
14079 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
14080 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
14081 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
14082 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
14083 bdver1_ssevector_avx256_unaligned_load,
14084 bdver1_ssevector_sse128_unaligned_load,
14085 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
14086 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
14087 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
14088 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
14089 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
14090 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
14091 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
14092 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
14093 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
14094 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
14095 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
14096 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
14097 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
14098 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
14099 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
14100 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
14101 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
14102 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
14103 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
14104 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
14105 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
14106 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
14107 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
14108 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
14109 bdver1_ssediv_double_load, bdver1_ssediv_double,
14110 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
14111 Add "bdver2" attribute.
14113 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14115 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
14116 default if possible and not specified otherwise.
14118 2012-02-21 Richard Guenther <rguenther@suse.de>
14120 PR middle-end/52314
14121 * gimplify.c (create_tmp_from_val): Use the main variant type
14122 for the type of the temporary we create.
14124 2012-02-21 Richard Guenther <rguenther@suse.de>
14126 PR tree-optimization/52324
14127 * gimplify.c (gimplify_expr): When re-gimplifying expressions
14128 do not gimplify a MEM_REF address operand if it is already
14131 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14133 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
14134 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
14136 2012-02-21 Richard Guenther <rguenther@suse.de>
14138 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
14139 nested_in_vect_loop.
14141 2012-02-21 Jakub Jelinek <jakub@redhat.com>
14143 PR tree-optimization/52318
14144 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
14145 vdef also to non-pure/const call stmts in the sequence.
14147 2012-02-21 Tristan Gingold <gingold@adacore.com>
14149 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
14151 2012-02-20 David S. Miller <davem@davemloft.net>
14153 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
14154 don't use the "rd %pc" instruction on v9 for PIC register loads.
14156 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
14158 PR middle-end/52141
14159 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
14160 in a transaction safe function.
14162 2012-02-20 Kai Tietz <ktietz@redhat.com>
14165 * stor-layout.c (place_field): Handle desired_align for
14168 2012-02-20 Richard Guenther <rguenther@suse.de>
14170 PR tree-optimization/52298
14171 * tree-vect-stmts.c (vectorizable_store): Properly use
14172 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
14174 (vectorizable_load): Likewise.
14175 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
14176 Access DR_STEP after ensuring it is not NULL.
14178 2012-02-20 Jakub Jelinek <jakub@redhat.com>
14180 PR tree-optimization/52286
14181 * fold-const.c (fold_binary_loc): For (X & C1) | C2
14182 optimization use double_int_to_tree instead of build_int_cst_wide,
14183 rewrite to use double_int vars.
14185 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14188 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
14190 Remove -e 0 from $gcc_cv_ld invocation.
14191 Only use __GLIBC_PREREQ if defined.
14192 Enable on Solaris since Solaris 8 patch.
14193 (gcc_SUN_LD_VERSION): New macro.
14194 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
14195 gcc_SUN_LD_VERSION for version number format.
14196 * configure: Regenerate.
14197 * varasm.c (get_elf_initfini_array_priority_section): Set
14198 SECTION_NOTYPE for non-default priority.
14199 Use get_section instead of get_unnamed_section to emit
14200 .init_array/.fini_array with default priority.
14202 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
14204 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
14205 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
14206 (mips_start_unique_function, mips_output_mips16_rdhwr)
14207 (mips_code_end): New functions.
14208 (TARGET_ASM_CODE_END): Define.
14210 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
14212 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
14213 to stubs with non-sibling calls.
14215 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
14217 * doc/invoke.texi (-fira-* options): Copy-edit.
14218 (ira-* parameters): Copy-edit.
14220 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
14222 * doc/invoke.texi: Minor copy-edits to bring into conformance with
14223 GCC coding conventions.
14225 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
14227 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
14228 when used as adjectives.
14230 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
14232 * doc/invoke.texi: Clean up "that"/"which" confusion.
14234 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
14236 * system.h: Poison SMALL_REGISTER_CLASSES
14237 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
14238 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
14240 2012-02-16 Jakub Jelinek <jakub@redhat.com>
14242 PR tree-optimization/52285
14243 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
14244 when deciding if a call is a tail call or tail recursion.
14246 2012-02-16 Kai Tietz <ktietz@redhat.com>
14248 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
14249 interger-constant displacement for UNSPEC_PCREL.
14251 2012-02-16 Jakub Jelinek <jakub@redhat.com>
14253 PR rtl-optimization/52208
14254 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
14255 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
14257 PR tree-optimization/52255
14258 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
14259 loop->header has virtual PHI, but exit_e->dest doesn't, add
14260 virtual PHI to exit_e->dest and adjust all uses after the loop.
14263 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
14264 children with clone_tree_hash, not after it.
14266 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
14268 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
14269 extended identifiers.
14271 2012-02-16 Jakub Jelinek <jakub@redhat.com>
14273 PR middle-end/51929
14274 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
14275 a same_body_alias, also test whether e->callee isn't a former
14276 or current clone of the decl this is a same body alias of.
14278 PR translation/52264
14279 * cgraphunit.c (verify_cgraph_node): Fix a typo.
14281 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
14283 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
14285 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
14288 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
14289 force_reg instead of copy_to_reg for better optimization. Force
14290 non-register or memory operands into a register.
14292 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
14294 * extend.texi: Reserve upper bits of memory model for future use.
14296 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
14297 Anatoly Sokolov <aesok@post.ru>
14298 Eric Weddington <eric.weddington@atmel.com>
14301 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
14302 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
14303 Rewrite initializers for .macro.
14304 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
14305 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
14306 atxmega32d4, atxmega32x1.
14307 avrxmega4: atxmega64a3, atxmega64d3.
14308 avrxmega5: atxmega64a1, atxmega64a1u.
14309 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
14310 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
14311 avrxmega7: atxmega128a1, atxmega128a1u.
14312 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
14313 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
14314 (struct base_arch_s): Rename reserved to xmega_p.
14315 Rename reserved2 to have_rampd.
14316 (AVR_XMEGA): New define.
14317 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
14318 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
14319 * config/avr/predicates.md (io_address_operand): Take into
14320 account SFR offset.
14321 (low_io_address_operand): Ditto.
14322 (high_io_address_operand): Ditto.
14323 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
14324 (enabled, movhi_sp_r): Use them.
14325 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
14326 cpp_define_formatted to built-in define __AVR_ARCH__.
14327 (__AVR_XMEGA__): New built-in define.
14328 (__AVR_HAVE_RAMPD__): New built-in define.
14329 (__AVR_HAVE_RAMPX__): New built-in define.
14330 (__AVR_HAVE_RAMPY__): New built-in define.
14331 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
14333 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
14334 (avr_option_override): Initialize them.
14335 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
14336 (avr_init_expanders): Initialize them. No more block several calls.
14337 (emit_push_sfr): New static function.
14338 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
14340 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
14341 (avr_print_operand): Print addreeses as symbols for
14342 RAMPX, RAMPY, RAMPD, CCP.
14343 (output_movhi): Handle AVR_XMEGA when writing to SP.
14344 (avr_out_movhi_mr_r_xmega): New static function.
14345 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
14346 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
14347 __RAMPD__, __CCP__ as needed.
14349 * config/avr/multilib.h: Regenerate.
14350 * config/avr/t-multilib: Regenerate.
14351 * config/avr/avr-tables.opt: Regenerate.
14353 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
14355 PR tree-optimization/50561
14356 * graphite-flattening.c (lst_project_loop): Do not
14357 remove old scattering dimensions after flattening.
14358 (lst_do_flatten): Likewise.
14360 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
14362 * doc/extend.texi (AVR Built-in Functions): Remove doc for
14363 __builtin_avr_map8, __builtin_avr_map16.
14364 Document __builtin_avr_insert_bits.
14366 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
14367 (insert_bits): New insn.
14368 (adjust_len.map_bits): Rename to insert_bits.
14369 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
14370 * avr-protos.h (avr_out_map_bits): Remove.
14371 (avr_out_insert_bits, avr_has_nibble_0xf): New.
14372 * config/avr/constraints.md (Cxf,C0f): New.
14373 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
14374 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
14375 New built-in define __BUILTIN_AVR_INSERT_BITS.
14376 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
14377 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
14378 (avr_move_bits): Rewrite.
14379 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
14381 (avr_map_op_t): New typedef.
14382 (avr_map_op): New static variable.
14383 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
14384 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
14385 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
14386 (bdesc_3arg, avr_expand_triop_builtin): New.
14387 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
14388 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
14389 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
14390 (avr_map_equal_p, avr_map_sig_p): Remove.
14391 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
14392 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
14393 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
14394 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
14395 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
14396 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
14398 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
14400 * config/c6x/c6x.md (reserve_cycles): New attribute.
14401 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
14402 don't reserve functional units after the branch occurs.
14404 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
14406 PR middle-end/52142
14407 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
14408 functions into non-tm_pure functions.
14410 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
14413 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
14414 (iterative_hash_canonical_type): Likewise.
14415 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
14418 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
14420 * haifa-sched.c (prune_ready_list): Ensure that if there is a
14421 sched-group insn, it either remains alone or the entire list is pruned.
14423 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
14425 * doc/install.texi (Prerequisites): Fix grammar.
14426 (Configuration): Likewise.
14428 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
14430 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
14431 MPC as part of GCC before describing configuring with --with-gmp etc.
14432 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
14433 sources are present.
14435 2012-02-14 Jakub Jelinek <jakub@redhat.com>
14438 * dwarf2out.c (clone_tree_hash): New function.
14439 (copy_decls_walk): Use it instead of clone_tree.
14441 2012-02-14 Richard Guenther <rguenther@suse.de>
14443 PR tree-optimization/52244
14444 PR tree-optimization/51528
14445 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
14446 replacements for integral types.
14448 2012-02-14 Walter Lee <walt@tilera.com>
14450 * config.gcc: Handle tilegx and tilepro.
14451 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
14452 tilegx and tilepro.
14453 Add HAVE_AS_TLS check for tilegx and tilepro.
14454 * configure: Regenerate.
14455 * doc/contrib.texi: Add Mat Hostetter and self.
14456 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
14457 Document instruction intrinsics and network accessing intrinsics.
14458 (TILEPro Built-in Functions): New node. Document instruction
14459 intrinsics and network accessing intrinsics.
14460 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
14461 (Specific, tilepro-*-linux*): Likewise.
14462 * doc/invoke.texi (TILE-Gx Options): New section.
14463 (TILEPro Options): New section.
14464 * doc/md.texi (TILE-Gx): New section.
14465 (TILEPro): New section.
14466 * common/config/tilegx/tilegx-common.c: New file.
14467 * common/config/tilepro/tilepro-common.c: New file.
14468 * config/tilegx/constraints.md: New file.
14469 * config/tilegx/linux.h: New file.
14470 * config/tilegx/mul-tables.c: New file.
14471 * config/tilegx/predicates.md: New file.
14472 * config/tilegx/sync.md: New file.
14473 * config/tilegx/t-tilegx: New file.
14474 * config/tilegx/tilegx-builtins.h: New file.
14475 * config/tilegx/tilegx-c.c: New file.
14476 * config/tilegx/tilegx-generic.md: New file.
14477 * config/tilegx/tilegx-modes.def: New file.
14478 * config/tilegx/tilegx-multiply.h: New file.
14479 * config/tilegx/tilegx-protos.h: New file.
14480 * config/tilegx/tilegx.c: New file.
14481 * config/tilegx/tilegx.h: New file.
14482 * config/tilegx/tilegx.md: New file.
14483 * config/tilegx/tilegx.opt: New file.
14484 * config/tilepro/constraints.md: New file.
14485 * config/tilepro/gen-mul-tables.cc: New file.
14486 * config/tilepro/linux.h: New file.
14487 * config/tilepro/mul-tables.c: New file.
14488 * config/tilepro/predicates.md: New file.
14489 * config/tilepro/t-tilepro: New file.
14490 * config/tilepro/tilepro-builtins.h: New file.
14491 * config/tilepro/tilepro-c.c: New file.
14492 * config/tilepro/tilepro-generic.md: New file.
14493 * config/tilepro/tilepro-modes.def: New file.
14494 * config/tilepro/tilepro-multiply.h: New file.
14495 * config/tilepro/tilepro-protos.h: New file.
14496 * config/tilepro/tilepro.c: New file.
14497 * config/tilepro/tilepro.h: New file.
14498 * config/tilepro/tilepro.md: New file.
14499 * config/tilepro/tilepro.opt: New file.
14501 2012-02-14 Jakub Jelinek <jakub@redhat.com>
14503 PR tree-optimization/52210
14504 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
14505 vect_model_simple_cost with two entry vect_def_type array instead
14506 of an address of dt.
14508 2012-02-14 Richard Guenther <rguenther@suse.de>
14511 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
14512 Do not stream DECL_QUALIFIER.
14513 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
14514 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
14515 (find_decls_types_r): Do not walk DECL_QUALIFIER.
14517 2012-02-14 Jakub Jelinek <jakub@redhat.com>
14520 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
14523 2012-02-13 Jakub Jelinek <jakub@redhat.com>
14526 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
14527 * cselib.c (cselib_subst_to_values_from_insn): New function.
14528 * sched-deps.c (add_insn_mem_dependence,
14529 sched_analyze_1, sched_analyze_2): Use it.
14531 2012-02-13 Jan Hubicka <jh@suse.cz>
14533 PR middle-end/52214
14534 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
14536 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
14538 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
14539 (GTM_SELF_SPECS): Define if not already defined.
14540 (driver_self_specs): Add GTM_SELF_SPECS.
14541 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
14542 (GTM_SELF_SPECS): Define.
14543 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
14544 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
14546 2012-02-13 Jakub Jelinek <jakub@redhat.com>
14548 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
14551 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
14553 PR middle-end/52230
14554 * omp-low.c (expand_omp_for): If a static schedule without chunk size
14555 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
14557 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
14560 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
14562 2012-02-13 Richard Guenther <rguenther@suse.de>
14564 PR translation/52211
14565 * passes.c (enable_disable_pass): Fix typo.
14567 2012-02-13 Jakub Jelinek <jakub@redhat.com>
14569 PR middle-end/52209
14570 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
14571 XOR for reduce_bit_field if type is unsigned.
14573 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
14575 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
14576 disallow changes from SFmode to mode with different size in FP regs.
14578 2012-02-12 Robert Millan <rmh@gnu.org>
14579 Gerald Pfeifer <gerald@pfeifer.com>
14581 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
14584 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
14586 PR rtl-optimization/52175
14587 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
14588 to frame-related instructions.
14590 2012-02-10 Jason Merrill <jason@redhat.com>
14593 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
14594 (demangle_new_symbols): Fill it.
14595 (scan_linker_output): Walk it.
14596 (start_tweaking): Split out from scan_linker_output.
14597 (maybe_tweak): Update sym->chosen.
14598 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
14600 2012-02-11 Jakub Jelinek <jakub@redhat.com>
14603 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
14605 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
14607 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
14608 having the same mode as previous compare.
14610 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
14612 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
14613 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
14614 (nonlocal_goto_internal): Likewise.
14615 (nonlocal_goto): Emit a use and an indirect jump directly.
14617 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
14620 * doc/extend.texi : Update comments for __atomic_compare_exchange and
14621 __atomic_{is,always}_lock_free.
14623 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
14626 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
14627 negative constant address for TARGET_X32.
14629 2012-02-10 Richard Henderson <rth@redhat.com>
14631 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
14632 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
14633 for GIMPLE_TRANSACTION. Tidy if's into a switch.
14635 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14636 Ira Rosen <irar@il.ibm.com>
14638 PR tree-optimization/50031
14639 * targhooks.c (default_builtin_vectorization_cost): Handle
14640 vec_promote_demote.
14641 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
14642 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
14643 all types of reduction and pattern statements.
14644 (vect_estimate_min_profitable_iters): Likewise.
14645 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
14646 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
14647 for explicit realigns.
14648 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
14649 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
14650 vec_promote_demote.
14651 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
14652 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
14653 vec_perm for VSX and handle vec_promote_demote.
14655 2012-02-10 Jakub Jelinek <jakub@redhat.com>
14657 PR middle-end/52177
14658 * builtins.c (fold_builtin_atomic_always_lock_free,
14659 expand_builtin_atomic_always_lock_free,
14660 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
14661 Return and/or test boolean_true_node/boolean_false_node instead of
14662 integer_one_node/integer_zero_node.
14664 2012-02-10 Jan Hubicka <jh@suse.cz>
14666 PR middle-end/48600
14667 * predict.c (predict_paths_for_bb): Prevent looping.
14668 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
14670 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
14672 * config/arm/arm.c (output_move_double): In one case properly
14673 count number of instructions that will be emitted.
14675 2012-02-10 Richard Guenther <rguenther@suse.de>
14677 PR translation/52193
14678 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
14680 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
14682 PR middle-end/52140
14683 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
14685 2012-02-09 Jakub Jelinek <jakub@redhat.com>
14688 * var-tracking.c (emit_note_insn_var_location): If
14689 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
14690 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
14691 non-NOTE_DURING_CALL_P insn.
14693 2012-02-09 Bin Cheng <bin.cheng@arm.com>
14695 PR middle-end/51867
14696 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
14698 2012-02-08 Magnus Granberg <zorry@gentoo.org>
14701 * gcc.c (switch_matches) Support switches with separated form,
14704 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
14706 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
14708 (RAMPZ_ADDR): Ditto.
14709 * config/avr/avr.c (avr_addr_t): New typedef.
14710 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
14711 (avr_init_expanders): Initialize it.
14712 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
14714 (expand_epilogue): Ditto.
14715 (avr_print_operand): Ditto.
14716 (avr_file_start): Ditto.
14717 (avr_emit_movmemhi): Ditto.
14719 2012-02-08 Richard Guenther <rguenther@suse.de>
14721 PR tree-optimization/46886
14722 * tree-flow.h (do_while_loop_p): Declare.
14723 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
14724 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
14726 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
14728 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
14729 always succeed for integers larger than a native word.
14731 2012-02-08 Richard Guenther <rguenther@suse.de>
14733 PR rtl-optimization/52170
14734 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
14735 properly handle integer vector modes.
14737 2012-02-08 Jakub Jelinek <jakub@redhat.com>
14739 PR gcov-profile/52150
14740 * coverage.c: Include target.h.
14741 (build_var): Call targetm.strip_name_encoding on the assembler name.
14742 Change one _ into . or $ if the target allows it.
14743 * Makefile.in (coverage.o): Depend on $(TARGET_H).
14745 PR rtl-optimization/52139
14746 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
14747 is a BARRIER after emit_insn_after_noloc, move BB_END
14748 to the last non-BARRIER insn before it.
14750 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
14752 PR middle-end/24306
14753 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
14754 (mips_gimplify_va_arg_expr): Call it instead of
14755 std_gimplify_va_arg_expr.
14757 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
14759 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
14760 message for -mno-pointers-to-nested-function.
14762 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
14764 PR middle-end/51994
14765 * expr.c (get_inner_reference): If there is an offset, add a negative
14766 bit position to it (if any).
14768 2012-02-07 Jakub Jelinek <jakub@redhat.com>
14770 PR rtl-optimization/52060
14771 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
14772 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
14773 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
14774 and/or i0src_copy2 when needed.
14776 2012-02-07 Jakub Jelinek <jakub@redhat.com>
14778 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
14779 or LTOPLUGINSONAME if have_c.
14781 * config/freebsd-spec.h: Add comment about what macros can be defined
14783 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
14784 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
14787 2012-02-07 Richard Guenther <rguenther@suse.de>
14789 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
14790 newline in -alias dumps.
14792 2012-02-07 Kai Tietz <ktietz@redhat.com>
14793 Dave Korn <dave.korn.cygwin@gmail.com>
14796 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
14797 Take care that typinfo gets dllexport-attribute.
14799 2012-02-07 Jakub Jelinek <jakub@redhat.com>
14801 PR middle-end/52074
14802 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
14803 if modifier < EXPAND_SUM call force_operand on the result.
14805 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
14807 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
14808 adding __forwarder_dst__ prefix if a forwarder_section attribute is
14810 (epiphany_function_type): Replace types for specific interrupts with
14811 EPIPHANY_FUNCTION_INTERRUPT.
14812 (EPIPHANY_INTERRUPT_P): Update.
14813 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
14814 New static function.
14815 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
14816 <disinterrupt>: Affects type identity.
14817 (epiphany_handle_interrupt_attribute): Handle variable number of
14819 (epiphany_compute_function_type): Update for new
14820 epiphany_function_type definition.
14821 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
14822 handlers with a longcall forwarder.
14823 (epiphany_start_function): Handle multiple interrupt arguments and/or
14824 forwarder_section attribute.
14826 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
14829 2012-02-07 Alan Modra <amodra@gmail.com>
14832 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
14835 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14837 PR tree-optimization/50969
14838 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
14839 use vec_perm rather than vector_stmt.
14840 (vect_model_load_cost): Likewise.
14841 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
14842 vec_perm to be the same as other vector statements.
14843 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
14844 cost of vec_perm for TARGET_VSX.
14846 2012-02-06 Richard Guenther <rguenther@suse.de>
14848 PR tree-optimization/52115
14849 * tree-sra.c (access_has_replacements_p): New function.
14850 (sra_modify_assign): Use it to decide whether a use is uninitialized.
14852 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
14854 PR middle-end/52047
14855 * trans-mem.c (expand_call_tm): Add an assertion.
14856 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
14859 2012-02-06 Richard Guenther <rguenther@suse.de>
14861 PR tree-optimization/50955
14862 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
14863 raise cost of expressions that replace an address with an
14864 expression based on a different pointer.
14866 2012-02-06 Jakub Jelinek <jakub@redhat.com>
14869 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
14870 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
14872 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
14875 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
14876 -Weffc++ and specify guidelines come from second edition.
14878 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
14880 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
14881 (sibcall_value_multiple_internal, call_split, call_internal_direct)
14882 (call_direct_split, call_value_split, call_value_internal_direct)
14883 (call_value_direct_split, call_value_multiple_split): Use jal and
14884 jal_macro attributes.
14886 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
14888 * reload1.c (reload_regs_reach_end_p): Replace with...
14889 (reload_reg_rtx_reaches_end_p): ...this function.
14890 (new_spill_reg_store): Update commentary.
14891 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
14892 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
14893 before setting new_spill_reg_store.
14894 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
14895 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
14896 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
14897 for non-spill reload registers.
14899 2012-02-05 Ira Rosen <irar@il.ibm.com>
14901 PR tree-optimization/52091
14902 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
14903 (vect_is_simple_use_1): Likewise.
14904 * tree-vect-loop.c (vectorizable_reduction): Update calls
14905 to vect_is_simple_use_1 and vect_is_simple_use.
14906 (vectorizable_live_operation): Likewise.
14907 * tree-vect-patterns.c (widened_name_p,
14908 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
14909 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
14910 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
14911 vectorizable_shift,vectorizable_operation, vectorizable_store,
14912 vectorizable_load): Likewise.
14913 (vect_is_simple_cond): Add an argument, pass it to
14914 vect_is_simple_use_1.
14915 (vectorizable_condition): Update calls to vect_is_simple_cond,
14916 vect_is_simple_use.
14917 (vect_is_simple_use): Add an argument, the statement in which
14918 OPERAND is used. Check that if OPERAND's def stmt is a double
14919 reduction phi node, the use is a phi node too.
14920 (vect_is_simple_use_1): Add an argument, pass it to
14921 vect_is_simple_use.
14922 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
14923 to vect_is_simple_use.
14925 2012-02-04 Jakub Jelinek <jakub@redhat.com>
14927 PR rtl-optimization/52095
14928 * modulo-sched.c (dump_insn_locator): New function.
14929 (loop_canon_p, sms_schedule): Use it.
14931 PR rtl-optimization/52113
14932 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
14933 even for decomposable shift/zext insns.
14935 2012-02-03 Jakub Jelinek <jakub@redhat.com>
14936 Zdenek Dvorak <ook@ucw.cz>
14938 PR rtl-optimization/52092
14939 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
14940 on get_iv_value result.
14942 2012-02-02 Andrew Pinski <apinski@cavium.com>
14944 PR middle-end/47982
14945 PR middle-end/43967
14946 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
14948 2012-02-02 Jakub Jelinek <jakub@redhat.com>
14950 PR middle-end/48071
14951 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
14953 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
14955 PR rtl-optimization/49800
14956 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
14957 (sched_finish): Call regstat_free_n_sets_and_refs.
14959 2012-02-02 Jia Liu <proljc@gmail.com>
14961 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
14964 2012-02-02 Jan Hubicka <jh@suse.cz>
14965 Tom de Vries <tom@codesourcery.com>
14967 PR middle-end/51998
14968 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
14969 * varpool.c (varpool_analyze_pending_decls): Likewise.
14971 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
14972 Jayant R Sonar <jayant.sonar@kpitcummins.com>
14974 * config.gcc: Add cr16-* support.
14976 * doc/extend.texi: Document cr16 extensions.
14977 * doc/install.texi: Document cr16 install.
14978 * doc/invoke.texi: Document cr16 options.
14979 * doc/md.texi: Document cr16 constraints.
14981 * common/config/cr16/cr16-common.c: New file.
14982 * config/cr16/cr16.c: New file.
14983 * config/cr16/cr16.h: New file.
14984 * config/cr16/cr16.md: New file.
14985 * config/cr16/cr16.opt: New file.
14986 * config/cr16/cr16-protos.h: New file.
14987 * config/cr16/predicates.md: New file.
14988 * config/cr16/constraints.md: New file.
14989 * config/cr16/t-cr16: New file.
14991 2012-02-02 Jakub Jelinek <jakub@redhat.com>
14994 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
14995 that operands[2] is either immediate, or q_regs_operand.
14997 PR tree-optimization/52073
14998 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
14999 a pattern stmt for pattern uses, ignore uses outside of the loop.
15001 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
15003 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
15004 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
15005 (OUT_AS1, OUT_AS2): Remove.
15007 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
15009 PR rtl-optimization/51374
15010 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
15011 to cross other volatile_refs_p insns.
15013 2012-02-01 Richard Guenther <rguenther@suse.de>
15015 * doc/invoke.texi (fno-inline): Clarify documentation.
15016 (finline-small-functions): Likewise.
15017 (finline-functions): Likewise.
15018 * common.opt (finline): Adjust comment and documentation.
15019 (finline-small-functions): Clarify documentation.
15020 (finline-functions): Likewise.
15021 (finline-functions-called-once): Likewise.
15023 2012-02-01 Tristan Gingold <gingold@adacore.com>
15025 * c-typeck.c (composite_type): Keep mode for pointers.
15027 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
15029 * function.h (regno_reg_rtx): Adjust comment.
15030 * reginfo.c (init_reg_modes_target): Only use the previous mode
15031 if it fits within one register. Remove MIPS comment.
15033 2012-01-31 Jakub Jelinek <jakub@redhat.com>
15036 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
15038 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15040 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
15041 to srak instruction.
15043 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
15045 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
15047 2012-01-31 Jakub Jelinek <jakub@redhat.com>
15052 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
15054 2012-01-31 Richard Guenther <rguenther@suse.de>
15056 PR tree-optimization/51528
15057 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
15060 2012-01-31 Jakub Jelinek <jakub@redhat.com>
15065 * ree.c (add_removable_extension): Change def_map argument
15066 to unsigned *, store in def_map 1 + offset into *insn_list vector
15067 instead of pointers into the vector.
15068 (find_removable_extensions): Adjust caller.
15070 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
15072 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
15073 Transform all "* quoted-c-code" to { c-code }.
15074 Remove redundant test for "optimize" in combine patterns.
15075 Move (include "avr-dimode.md") to end of file.
15077 2012-01-30 Bin Cheng <bin.cheng@arm.com>
15080 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
15081 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
15083 2012-01-30 Richard Guenther <rguenther@suse.de>
15085 PR tree-optimization/52028
15086 * tree-loop-distribution.c (ldist_gen): Properly update
15089 2012-01-30 Jakub Jelinek <jakub@redhat.com>
15092 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
15093 set_cur_line_info_table if not emitting debug info.
15095 PR tree-optimization/52046
15096 * tree-vect-patterns.c (check_bool_pattern): Give up if
15097 a comparison could throw.
15100 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
15102 2012-01-30 Richard Guenther <rguenther@suse.de>
15104 PR tree-optimization/52045
15105 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
15106 SSA form if cfgcleanup did anything.
15108 2012-01-30 Richard Guenther <rguenther@suse.de>
15110 PR tree-optimization/52045
15111 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
15112 before computing final todo.
15114 2012-01-30 Richard Guenther <rguenther@suse.de>
15116 PR tree-optimization/51528
15117 * tree-sra.c (sra_modify_assign): Re-factor in preparation
15120 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
15122 * df-problems.c (df_kill_notes): Check that the use refers
15123 to the note under examination.
15125 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
15128 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
15129 parameter and use short-lived pseudos.
15130 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
15131 (sparc_expand_vector_init): Const-ify local variables and adjust
15132 calls to above functions.
15134 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
15136 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
15138 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
15140 * doc/invoke.texi: Make usage of "compile time" and
15141 "run time"/"runtime" consistent throughout the file.
15143 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
15145 * config/alpha/alpha.c (alpha_option_override): Default to
15146 full IEEE compliance mode for Go language.
15148 2012-01-29 Tijl Coosemans <tijl@coosemans.org>
15150 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
15151 (LINK_SSP_SPEC): Define.
15153 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15156 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
15159 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
15161 * doc/invoke.texi: Correct hyphenation of "floating point",
15162 "double precision", and related terminology throughout the file.
15164 2012-01-28 Jakub Jelinek <jakub@redhat.com>
15167 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
15168 arm_general_register_operand predicate for operand 2 instead of
15171 2012-01-27 Ian Lance Taylor <iant@google.com>
15174 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
15175 * builtins.c (expand_builtin_init_trampoline): Add onstack
15176 parameter. Change caller.
15177 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
15178 * tree.c (build_common_builtin_nodes): Declare
15179 __builtin_init_heap_trampoline.
15181 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
15183 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
15184 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
15185 * config/avr/avr.c: Ditto.
15186 (avr_regnames): Remove because unused.
15187 * config/avr/avr.md (*cpse.ne): New peephole.
15188 (*cpse.eq): New peephole from former cpse peepholes.
15190 2012-01-27 Michael Eager <eager@eagercon.com>
15192 * config/microblaze.c (microblaze_emit_compare): Correct
15193 test after pcmp instruction.
15195 2012-01-27 Richard Guenther <rguenther@suse.de>
15197 PR tree-optimization/52020
15198 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
15200 2012-01-27 Richard Guenther <rguenther@suse.de>
15202 * ipa-pure-const.c (check_stmt): Clobbers do not make a
15203 function non-const/pure.
15205 2012-01-27 Richard Guenther <rguenther@suse.de>
15207 PR tree-optimization/50444
15208 * tree-sra.c (build_ref_for_offset): Properly adjust the
15209 MEM_REF type for unaligned accesses.
15211 2012-01-27 Richard Guenther <rguenther@suse.de>
15213 PR tree-optimization/50444
15214 * expr.c (mem_ref_refers_to_non_mem_p): New function.
15215 (expand_assignment): Use it. Properly handle misaligned
15216 bases when expanding stores to component references.
15217 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
15218 refactor that case.
15220 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
15222 PR middle-end/51389
15223 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
15224 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
15225 * tree-data-ref.c (find_data_references_in_loop): Make static.
15226 (compute_all_dependences): Change return type to bool. Bail out
15227 for too many datarefs in a loop. Move the hunk resetting the data
15228 dependences vector from ...
15229 (compute_data_dependences_for_loop): ... here. Account for
15230 compute_all_dependences returning false.
15231 (compute_data_dependences_for_bb): Likewise.
15232 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
15233 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
15235 2012-01-27 Richard Guenther <rguenther@suse.de>
15237 PR middle-end/51959
15238 * expr.c (store_field): Use the alias-set of the scratch memory
15241 2012-01-27 Tom de Vries <tom@codesourcery.com>
15243 PR tree-optimization/51990
15244 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15246 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
15248 2012-01-27 Jakub Jelinek <jakub@redhat.com>
15251 * var-tracking.c (reverse_op): Don't add any reverse operation
15252 if V already has any constant locations.
15254 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
15256 * doc/invoke.texi: Correct usage of "command line" (noun)
15257 vs "command-line" (adjective) throughout.
15259 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
15261 * doc/invoke.texi (Language Independent Options): Move
15262 -Wcoverage-mismatch blurb from here....
15263 (Warning Options): ...to here.
15265 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
15267 * config/rs6000/rs6000.c (rs6000_option_override_internal):
15268 Set rs6000_always_hint to false for 476.
15270 2012-01-27 Matthias Klose <doko@ubuntu.com>
15272 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
15274 * incpath.c (add_standard_paths): Likewise.
15276 2012-01-27 Richard Henderson <rth@redhat.com>
15278 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
15279 * config/m68k/sync.md (atomic_test_and_set): Rename from
15280 sync_test_and_setqi and adjust the operands.
15281 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
15282 and unconditionally enable.
15284 2012-01-27 Richard Henderson <rth@redhat.com>
15286 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
15287 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
15288 (ldstub): Rename from ldstubqi.
15289 (ldstub<I24MODE>): Remove.
15291 2012-01-27 Richard Henderson <rth@redhat.com>
15293 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
15294 * c-cppbuiltin.c (cpp_atomic_builtins): Define
15295 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
15296 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
15297 * doc/tm.texi: Rebuild.
15299 2012-01-27 Richard Henderson <rth@redhat.com>
15301 * optabs.c (gen_atomic_test_and_set): Remove default.
15302 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
15304 2012-01-26 Jakub Jelinek <jakub@redhat.com>
15306 PR rtl-optimization/51978
15307 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
15308 (combine_reaching_defs): Likewise.
15309 (struct re_info): Remove.
15310 (add_removable_extension): Remove x and data arguments,
15311 add insn, insn_list and def_map. Use the arguments directly
15312 instead of using struct re_info.
15313 (find_removable_extensions): Don't call add_removable_extension
15314 through note_stores, instead just call it with single_set
15315 result if non-NULL.
15316 (find_and_remove_re): Pass curr_cand->expr instead of
15317 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
15319 2012-01-26 Michael Matz <matz@suse.de>
15321 PR tree-optimization/46590
15322 * cfgexpand.c: Revert last change (r183305).
15323 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
15325 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
15326 checking for emptiness.
15328 2012-01-26 Jakub Jelinek <jakub@redhat.com>
15330 PR middle-end/51895
15331 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
15332 non-addressable non-BLKmode base correctly.
15334 2012-01-26 Michael Matz <matz@suse.de>
15336 PR tree-optimization/48794
15337 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
15338 regions referenced from RESX/EH_DISPATCH.
15340 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15342 * config/s390/s390.h: Make BRANCH_COST an option.
15343 * config/s390/s390.opt: New option -mbranch-cost.
15345 2012-01-26 Richard Henderson <rth@redhat.com>
15347 Revert 2012-01-24 change:
15348 * trans-mem.c (requires_barrier): Do not instrument thread local
15349 variables and emit save/restore for them.
15351 2012-01-25 Jakub Jelinek <jakub@redhat.com>
15353 PR middle-end/51986
15354 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
15357 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
15359 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
15362 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
15365 Rename __pgm to __flash.
15366 Rename __pgm1 to __flash1.
15367 Rename __pgm2 to __flash2.
15368 Rename __pgm3 to __flash3.
15369 Rename __pgm4 to __flash4.
15370 Rename __pgm5 to __flash5.
15371 Rename __pgmx to __memx.
15372 * doc/extend.texi (AVR Named Address Spaces)
15373 Rename address space names as indicated above.
15374 * config/avr/avr.c (avr_addrspace): Ditto.
15376 * config/avr/avr-protos.h
15377 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
15378 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
15379 * config/avr/predicates.md: Ditto.
15380 * config/avr/avr.c Ditto, and
15381 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
15382 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
15384 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
15385 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
15386 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
15387 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
15388 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
15389 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
15390 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
15391 * config/avr/avr.c: Ditto.
15392 * config/avr/avr.md: Ditto.
15394 2012-01-25 Jason Merrill <jason@redhat.com>
15397 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
15399 2012-01-25 Jakub Jelinek <jakub@redhat.com>
15401 PR tree-optimization/51987
15402 * tree-data-ref.c (get_references_in_stmt): Handle references in
15403 non-volatile GIMPLE_ASM.
15405 2012-01-25 Richard Guenther <rguenther@suse.de>
15407 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
15408 bases are dereferenced.
15410 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
15412 PR rtl-optimization/48374
15413 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
15415 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
15417 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
15418 compute_data_dependences_for_loop returns false.
15419 * tree-parloops.c (loop_parallel_p): Likewise.
15421 2012-01-25 Richard Guenther <rguenther@suse.de>
15423 * tree.h (get_pointer_alignment_1): Declare.
15424 * builtins.c (get_pointer_alignment_1): New function.
15425 (get_pointer_alignment): Use it.
15427 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
15429 PR rtl-optimization/48308
15430 * combine.c (enum undo_kind): Add UNDO_LINKS.
15431 (struct undo): Add member l to other_contents and where.
15432 (do_SUBST_LINK): New.
15434 (try_combine): Handle LOG_LINKS for the dummy i1 case.
15435 (undo_all): Handle UNDO_LINKS.
15437 2012-01-25 Richard Henderson <rth@redhat.com>
15439 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
15442 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
15444 * optabs.c (gen_atomic_test_and_set): Use each argument.
15446 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
15448 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
15449 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
15450 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
15451 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
15452 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
15453 TARGET_PAIRED_SINGLE_FLOAT.
15455 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
15457 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
15458 (in_struct, return_val): Remove MEM documentation.
15459 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
15460 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
15461 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
15463 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
15464 * cfgexpand.c (add_alias_set_conflicts): Likewise.
15465 * expr.c (store_field): Likewise.
15466 * function.c (assign_stack_temp_for_type): Likewise.
15467 * ifcvt.c (noce_try_cmove_arith): Likewise.
15468 * reload1.c (reload): Likewise.
15469 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
15470 (alpha_set_memflags): Likewise.
15471 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
15473 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
15475 * rtl.h (true_dependence, canon_true_dependence): Remove varies
15477 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
15478 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
15479 (true_dependence_1, true_dependence, canon_true_dependence): Remove
15481 * cselib.c (cselib_rtx_varies_p): Delete.
15482 (cselib_invalidate_mem): Update call to canon_true_dependence.
15483 * dse.c (record_store, check_mem_read_rtx): Likewise.
15484 (scan_reads_nospill): Likewise.
15485 * cse.c (check_dependence): Likewise.
15486 (cse_rtx_varies_p): Delete.
15487 * expr.c (safe_from_p): Update call to true_dependence.
15488 * ira.c (validate_equiv_mem_from_store): Likewise.
15489 (memref_referenced_p): Likewise.
15490 * postreload-gcse.c (find_mem_conflicts): Likewise.
15491 * sched-deps.c (sched_analyze_2): Likewise.
15492 * store-motion.c (load_kills_store): Likewise.
15493 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
15494 * gcse.c (mems_conflict_for_gcse_p): Likewise.
15495 (compute_transp): Update call to canon_true_dependence.
15497 2012-01-25 Richard Henderson <rth@redhat.com>
15499 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
15500 (maybe_emit_atomic_test_and_set): New.
15501 (expand_sync_lock_test_and_set): Use it.
15502 (expand_atomic_test_and_set): Likewise.
15503 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
15504 the implementation; clarify implementation defined details.
15505 * doc/md.texi (atomic_test_and_set): Document.
15507 2012-01-25 Richard Henderson <rth@redhat.com>
15509 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
15511 2012-01-25 Richard Henderson <rth@redhat.com>
15514 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
15515 to effect no-op split.
15517 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
15520 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
15521 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
15522 (BT_FN_VOID_PTR_INT_SIZE): New.
15523 (BT_FN_UINT_UINT_VAR): Remove.
15524 (BT_FN_UINT32_UINT32_VAR): New.
15525 (BT_FN_DOUBLE_VPTR): Remove.
15526 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
15528 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
15529 (_ITM_changeTransactionMode): Same.
15530 (_ITM_memmoveRtWt): Change return type to void.
15531 (_ITM_memcpyRtWt): Same.
15532 (_ITM_memsetW): Same.
15533 (_ITM_RaRD): Change types to double.
15538 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
15540 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
15541 Patrick Marlier <patrick.marlier@gmail.com>
15543 * trans-mem.c (requires_barrier): Do not instrument thread local
15544 variables and emit save/restore for them.
15546 2012-01-24 Jason Merrill <jason@redhat.com>
15549 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
15550 output static aliases.
15552 2012-01-24 Jakub Jelinek <jakub@redhat.com>
15555 * common.opt (-pie, -shared, pie, shared): Change from Common to
15557 * gcc.c (display_help): Display help for -pie and -shared.
15559 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
15562 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
15563 Remove note on size/offset limitation.
15564 (AVR Variable Attributes): Add example how to read data located
15565 with progmem. Refer to named address spaces.
15566 * doc/invoke.texi (AVR Options): Fix typo.
15568 2012-01-24 Richard Guenther <rguenther@suse.de>
15570 Forward-port to trunk
15571 2010-09-21 Jakub Jelinek <jakub@redhat.com>
15573 PR middle-end/45678
15574 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
15575 op0 isn't sufficiently aligned and there is movmisalignM
15576 insn for mode, use it to load op0 into a temporary register.
15578 2012-01-24 Jakub Jelinek <jakub@redhat.com>
15581 * target.def (const_not_ok_for_debug_p): New hook.
15582 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
15584 * doc/tm.texi: Regenerated.
15585 * dwarf2out.c (const_ok_for_output_1): If
15586 targetm.const_not_ok_for_debug_p returns true, fail.
15587 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
15589 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
15591 2012-01-23 Kai Tietz <ktietz@redhat.com>
15594 * config/i386/predicates.md (symbolic_operand): Allow
15595 UNSPEC_PCREL as PIC expression for lea.
15596 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
15597 * config/i386/i386.c (ix86_delegitimize_address): Handle
15598 UNSPEC_PCREL for none-MEM, too.
15600 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
15602 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
15603 (ipa_tm_create_version_alias): Same.
15605 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
15608 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
15609 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
15611 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
15612 Patrick Marlier <patrick.marlier@gmail.com>
15613 Iain Sandoe <developer@sandoe-acoustics.co.uk>
15616 * lto-wrapper.c (run_gcc): Pass the LTO section name to
15617 simple_object_start_read.
15619 2012-01-23 Richard Guenther <rguenther@suse.de>
15622 PR tree-optimization/51895
15623 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
15624 parameter decomposition into BLKmode components.
15626 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
15628 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
15629 fake variables for restrict-qualified pointers whose pointed-to type
15630 contains a placeholder.
15632 2012-01-23 Richard Guenther <rguenther@suse.de>
15634 PR tree-optimization/51949
15635 * ipa-split.c (execute_split_functions): Do not split malloc functions.
15637 2012-01-23 Jakub Jelinek <jakub@redhat.com>
15639 PR rtl-optimization/51933
15640 * ree.c (transform_ifelse): Return true right away if dstreg is
15641 already wider or equal to cand->mode.
15642 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
15643 (make_defs_and_copies_lists): Remove defs_list and copies_list
15644 arguments, add state argument, just truncate state->work_list
15645 instead of always allocating and freeing the vector. Assert that
15646 get_defs succeeds instead of returning 2. Changed return type to bool.
15647 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
15648 have ext_src_mode, see if it has been modified already with the
15649 right kind of extension and has been extended before from the
15650 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
15651 just return true. Remember the original mode in state->modified array.
15652 (combine_reaching_defs): Add state argument. Don't allocate and
15653 free here def_list, copied_list and vec vectors, instead just
15654 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
15655 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
15656 Add state variable, clear vectors in it, initialize state.modified
15657 if needed. Free all the vectors at the end and state.modified too.
15658 Don't skip a candidate if the extension expression has been modified.
15660 2012-01-22 Douglas B Rupp <rupp@gnat.com>
15663 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
15664 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
15665 (extra_options) interix.opt -> i386/interix.opt"
15666 (extra_objs):Add winnt-stubs.o
15667 * configure.ac: Add interix to target_os .comm on PE check.
15668 * configure: Regenerate.
15669 * config/interix3.h: Delete and move bits to..
15670 * config/interix.h: Delete and move bits to..
15671 * config/i386/i386-interix3.h: Delete and move bits to..
15672 * config/i386/i386-interix.h: ..here.
15673 (TARGET_CPU_DEFAULT): Remove redefinition.
15674 (TARGET_ASM_CONSTRUCTOR): Undefine.
15675 (SUBTARGET_SWITCHES): Define for ms-bitfields.
15676 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
15677 (PTRDIFF_TYPE): Define.
15678 (LONG_DOUBLE_TYPE_SIZE): Define.
15679 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
15680 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
15681 (TARGET_SECTION_TYPE_FLAGS): Define.
15682 (ASM_DECLARE_FUNCTION_NAME): Define.
15683 (ASM_OUTPUT_EXTERNAL): Define.
15684 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
15685 (ASM_OUTPUT_ALIGNED_BSS): Define.
15686 (PCC_BITFIELD_TYPE_MATTERS): Define.
15687 (USE_CONST_SECTION): Define.
15688 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
15689 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
15690 (SUPPORTS_ONE_ONLY): Remove.
15691 (I386_PE_STRIP_ENCODING): Define.
15692 * config/interix.opt: Delete and move bits to..
15693 * config/i386/interix.opt: ..here. New.
15694 (mpe-aligned-commons): Add.
15695 * config/i386/t-interix: Add copyright header.
15696 (winnt-stubs.o): Add rule.
15698 2012-01-22 Jason Merrill <jason@redhat.com>
15701 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
15702 for extra name aliases.
15704 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
15706 PR rtl-optimization/51924
15707 * ree.c (combine_set_extension): Improve debugging message.
15708 (combine_reaching_defs): Likewise.
15709 (get_defs): Rename confusingly named variable.
15710 (find_and_remove_re): Skip a candidate if the extension expression has
15713 2012-01-21 Robert Millan <rmh@gnu.org>
15714 Gerald Pfeifer <gerald@pfeifer.com>
15716 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
15717 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
15719 2012-01-20 Jakub Jelinek <jakub@redhat.com>
15721 PR tree-optimization/51914
15722 * tree-vect-stmts.c (vectorizable_conversion): For
15723 cvt_type && modifier == WIDEN, put temporary with cvt_type
15724 at the beginning of vec_dsts and set vec_dest to temporary
15727 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
15729 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
15731 2012-01-20 Tijl Coosemans <tijl@coosemans.org>
15733 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
15734 * config/rs6000/rs6000.c: Likewise.
15736 2012-01-20 Jakub Jelinek <jakub@redhat.com>
15739 * config/arm/arm.c (arm_count_output_move_double_insns): Call
15740 output_move_double on a copy of operands array.
15742 2012-01-20 Cary Coutant <ccoutant@google.com>
15743 Dodji Seketeli <dodji@redhat.com>
15746 * dwarf2out.c (copy_declaration_context): Return ref to parent
15747 of declaration DIE, if necessary.
15748 (remove_child_or_replace_with_skeleton): Add new parameter; update
15749 caller. Place skeleton DIE under parent DIE of original declaration.
15750 Move call to copy_declaration_context to here ...
15751 (break_out_comdat_types): ... from here.
15753 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15755 PR rtl-optimization/51856
15756 * reload.c (find_reloads_subreg_address): Set the address_reloaded
15759 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
15762 * config/arm/arm.c (arm_print_operand): Correct output of alignment
15763 hints for neon loads and stores.
15765 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
15769 * doc/extend.texi (Named Address Spaces): Split into subsections.
15770 (AVR Named Address Spaces): New subsection.
15771 (M32C Named Address Spaces): New subsection.
15772 (RL78 Named Address Spaces): New subsection.
15773 (SPU Named Address Spaces): New subsection.
15774 (Variable Attributes): New anchor "AVR Variable Attributes".
15775 (AVR Variable Attributes): Rewrite and avoid wording
15776 "address space" in this context.
15777 * doc/invoke.texi (AVR Options): Rewrite and add documentation
15778 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
15779 (AVR Built-in Macros): New subsubsection therein.
15780 * doc/md.texi (AVR constraints): Remove "C04", "R".
15782 2012-01-20 Richard Guenther <rguenther@suse.de>
15784 PR tree-optimization/51903
15785 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
15786 when removing stmts.
15788 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
15791 * config/arm/arm.c (arm_load_pic_register): Use
15792 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
15793 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
15794 (arm_pic_static_addr): Likewise.
15795 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
15796 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
15797 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
15798 (pic_load_addr_unified): New.
15800 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
15803 * function.c (instantiate_virtual_regs_in_insn): Use
15804 delete_insn_and_edges when removing a wrong asm insn.
15806 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
15808 PR rtl-optimization/40761
15809 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
15810 Add new member loop_num.
15811 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
15812 (ira_build): Remove the parameter.
15814 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
15815 (ira.c): Do not build CFG loops for one region allocation. Remove
15816 argument from ira_build call.
15818 * ira-build.c (init_loop_tree_node): New function.
15819 (create_loop_tree_nodes): Use it. Separate the case when CFG
15820 loops are not built.
15821 (more_one_region_p): Check current_loops.
15822 (finish_loop_tree_nodes): Separate the case when CFG loops are not
15824 (add_loop_to_tree): Process loop equal to NULL too.
15825 (form_loop_tree): Separate the case when CFG loops are not built.
15826 Use explicitly number for the root.
15827 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
15829 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
15830 instead of loop->num.
15831 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
15832 (mark_all_loops_for_removal): Ditto.
15833 (remove_unnecessary_regions): Separate the case when CFG loops
15835 (ira_build): Remove the parameter. Use explicit number of regions
15836 when CFG loops are not built.
15838 * ira-color.c (print_loop_title): Separate the case for the root node.
15839 Use loop_num instead of loop->num.
15840 (move_spill_restore): Use loop_num instead of loop->num.
15842 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
15843 (change_loop): Ditto.
15844 (change_loop): Use loop_num instead of loop->num.
15846 * ira-lives.c (process_bb_node_lives): Ditto.
15848 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
15850 * ira-conflicts.c (print_allocno_conflicts): Ditto.
15852 2012-01-19 Jakub Jelinek <jakub@redhat.com>
15854 PR libmudflap/40778
15855 * tree-mudflap.c (mf_artificial): New function.
15856 (execute_mudflap_function_ops, execute_mudflap_function_decls,
15857 mx_register_decls, mudflap_enqueue_decl): Use it.
15860 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
15861 numbers in the insn pattern.
15863 2012-01-19 Michael Matz <matz@suse.de>
15865 PR tree-optimization/46590
15866 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
15867 use it in remembering which conflicts we already created.
15868 (add_scope_conflicts): Adjust call to above, (de)allocate helper
15871 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
15874 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
15875 (merge_and_complain): Same.
15877 2012-01-19 Jakub Jelinek <jakub@redhat.com>
15880 * config/initfini-array.h: Guard content of the header
15881 with #ifdef HAVE_INITFINI_ARRAY.
15882 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
15883 Add initfini-array.h to tm_file here.
15884 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
15885 * config.gcc: Don't add initfini-array.h to tm_file here.
15886 * configure: Regenerated.
15888 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
15890 PR rtl-optimization/51505
15891 * df-problems.c (df_kill_notes): New parameter live. Update comment.
15892 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
15893 (df_note_bb_compute): Update the call to df_kill_notes.
15895 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
15897 * trans-mem.c (requires_barrier): Remove call to is_global_var.
15899 2012-01-18 Richard Guenther <rguenther@suse.de>
15901 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
15902 of conversions to void *.
15904 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15905 Richard Sandiford <rdsandiford@googlemail.com>
15907 PR middle-end/50325
15908 PR middle-end/51192
15909 * optabs.h (simplify_expand_binop): Declare.
15910 * optabs.c (simplify_expand_binop): Make global.
15911 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
15912 endian targets if the source cannot be exactly covered by word
15915 2012-01-17 Jakub Jelinek <jakub@redhat.com>
15918 * hard-reg-set.h (struct hard_reg_set_container): New type.
15919 * target.h (struct hard_reg_set_container): Forward declare.
15920 * target.def (set_up_by_prologue): New target hook.
15921 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
15922 * doc/tm.texi: Regenerated.
15923 * function.c (thread_prologue_and_epilogue_insns): Change
15924 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
15925 Call targetm.set_up_by_prologue on it.
15926 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
15927 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
15929 2012-01-17 Nick Clifton <nickc@redhat.com>
15931 * config/rx/rx.c (rx_can_use_simple_return): New function.
15932 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
15933 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
15935 2012-01-17 Richard Guenther <rguenther@suse.de>
15937 PR middle-end/51782
15938 * expr.c (expand_assignment): Take address-space information
15939 from the address operand of MEM_REF and TARGET_MEM_REF.
15940 (expand_expr_real_1): Likewise.
15942 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15944 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
15945 reload dump is requested.
15947 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
15950 * trans-mem.c (requires_barrier): Call may_be_aliased.
15952 2012-01-17 Jakub Jelinek <jakub@redhat.com>
15954 PR tree-optimization/51877
15955 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
15956 call arguments and fndecls compare equal, instead return false if they
15957 don't. Return true only if lhs1 and lhs2 are either both NULL, or
15958 both SSA_NAMEs that are valueized the same, or they satisfy
15961 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15963 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
15965 * configure: Regenerate.
15967 2012-01-16 Jan Hubicka <jh@suse.cz>
15971 * convert.c (convert_to_integer): Use fold_convert for
15972 converting an INTEGER_CST to integer type.
15974 2012-01-16 Jason Merrill <jason@redhat.com>
15977 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
15979 2012-01-16 Jakub Jelinek <jakub@redhat.com>
15982 * config/s390/s390.c (s390_chunkify_start): Don't skip
15983 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
15984 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
15985 If insn is followed by NOTE_INSN_VAR_LOCATION or
15986 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
15987 Don't use location of note insns.
15989 PR tree-optimization/51865
15990 * tree-inline.c (tree_function_versioning): Call remap_decl
15991 on DECL_RESULT whenever it has VOID_TYPE_P type.
15993 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
15995 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
15996 for calls to locally-binding MIPS16 functions if only the return
15997 type uses float regs.
15999 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
16000 Richard Sandiford <rdsandiford@googlemail.com>
16002 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
16003 (SYMBOL_32_HIGH): Likewise.
16004 (mips_output_tls_reloc_directive): Declare.
16005 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
16006 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
16007 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
16008 (mips_lo_relocs, mips_hi_relocs): Make extern.
16009 (mips16_stub_function): Move up file.
16010 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
16011 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
16012 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
16013 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
16014 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
16015 (mips_get_tp): Add MIPS16 support.
16016 (mips_legitimize_tls_address): Remove MIPS16 sorry().
16017 Generalize DTPREL and TPREL handling.
16018 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
16019 Add MIPS16 TLS support.
16020 (mips_output_tls_reloc_directive): New function.
16021 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
16022 * config/mips/predicates.md (symbolic_operand_with_high)
16023 (tls_reloc_operand): New predicates.
16024 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
16025 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
16026 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
16027 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
16028 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
16029 (*tls_get_tp_mips16_call_<mode>): Likewise.
16031 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
16033 PR rtl-optimization/51821
16034 * recog.c (peep2_find_free_register): Determine clobbered registers
16037 2012-01-14 Denis Chertykov <chertykov@gmail.com>
16040 * config/avr/avr-protos.h: Revert change of 2012-01-09.
16041 * config/avr/avr.c: Likewise.
16042 * config/avr/avr.h: Likewise.
16044 2012-01-13 Ian Lance Taylor <iant@google.com>
16047 * tree.h (TYPE_QUALS): Add cast to int.
16048 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
16050 2012-01-13 Ian Lance Taylor <iant@google.com>
16052 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
16053 comparing param_index to VEC_length result.
16055 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
16057 * c-decl.c: Do not include tree-mudflap.h
16058 * tree-optimize.c: Likewise.
16059 * Makefile.in: Update dependencies.
16061 2012-01-13 Richard Guenther <rguenther@suse.de>
16064 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
16065 variable-sized result always use RSO.
16067 2012-01-12 DJ Delorie <dj@redhat.com>
16069 * cfgexpand.c (convert_debug_memory_address): Allow any valid
16070 pointer type, not just the default pointer type.
16072 2012-01-09 Richard Henderson <rth@redhat.com>
16073 Denis Chertykov <chertykov@gmail.com>
16076 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
16077 * config/avr/avr.c (avr_can_eliminate): Simplify.
16078 (avr_initial_elimination_offset): Likewise.
16079 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
16080 (expand_epilogue): Likewise.
16081 (avr_legitimize_address): Gut.
16082 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
16083 (avr_hard_regno_nregs): New.
16084 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
16085 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
16086 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
16087 add soft frame pointer.
16088 (CALL_USED_REGISTERS): Likewise.
16089 (REG_CLASS_CONTENTS): Likewise.
16090 (REGISTER_NAMES): Likewise.
16091 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
16092 (HARD_FRAME_POINTER_REGNUM): New.
16093 (FRAME_POINTER_REGNUM): Use soft frame pointer.
16094 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
16095 remove the HARD_FRAME_POINTER self-elimination.
16097 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
16100 * config/avr/avr.c (avr_encode_section_info): Test for absence of
16101 DECL_EXTERNAL when checking for initializers of progmem variables.
16103 2012-01-12 Ira Rosen <irar@il.ibm.com>
16105 PR tree-optimization/51799
16106 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
16107 that the last operation is a type demotion.
16109 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
16111 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
16112 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
16114 2012-01-11 Jakub Jelinek <jakub@redhat.com>
16117 * combine.c (distribute_notes): If i3 is a noreturn call,
16118 allow old_size to be equal to args_size and make sure the
16119 noreturn call gets REG_ARGS_SIZE note.
16120 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
16121 on noreturn calls even when the delta is 0.
16123 2012-01-11 Nathan Sidwell <nathan@acm.org>
16125 * gcov.c (STRING_SIZE): Remove.
16126 (generate_results): Erase annotations for source files with no
16127 coverage information.
16129 (output_lines): Use it.
16131 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
16133 * gimple.h (gimplify_body): Remove first argument.
16134 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
16135 pointer set here, instead just pass DATA to walk_tree.
16136 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
16137 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
16138 (unvisit_body): Likewise, but with unmark_visited.
16139 (gimplify_body): Remove BODY_P argument and adjust.
16140 (gimplify_function_tree): Adjust call to gimplify_body.
16141 * omp-low.c (finalize_task_copyfn): Likewise.
16143 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
16145 * tree.h (build_function_decl_skip_args): Add boolean parameter.
16146 (build_function_type_skip_args): Delete.
16147 * tree.c (build_function_type_skip_args): Make static and add
16148 SKIP_RETURN parameter. Fix thinko in the handling of variants.
16149 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
16150 pass it to build_function_type_skip_args.
16151 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
16152 (tree_function_versioning): Likewise.
16153 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
16154 build_function_decl_skip_args.
16155 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
16156 and pass it to build_function_decl_skip_args/tree_function_versioning.
16157 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
16158 * ipa-inline-transform.c (save_inline_function_body): Likewise.
16159 * trans-mem.c (ipa_tm_create_version): Likewise.
16160 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
16161 * tree-inline.c (declare_return_variable): Remove always-true test.
16162 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
16163 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
16164 * ipa-split.c (split_function): Skip the return value for the split
16165 part if it doesn't return.
16167 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16169 PR tree-optimization/49642
16170 * ipa-split.c (forbidden_dominators): New variable.
16171 (check_forbidden_calls): New function.
16172 (dominated_by_forbidden): Likewise.
16173 (consider_split): Check for forbidden dominators.
16174 (execute_split_functions): Initialize and free forbidden
16175 dominators info; call check_forbidden_calls.
16177 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
16179 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
16181 2012-01-11 Nick Clifton <nickc@redhat.com>
16183 * config/rx/rx.md (return): Define pattern.
16185 2012-01-11 Richard Guenther <rguenther@suse.de>
16187 * doc/extend.texi (malloc attribute): Adjust according to
16190 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
16191 Patrick Marlier <patrick.marlier@gmail.com>
16193 PR middle-end/51516
16194 * trans-mem.c (get_cg_data): Traverse aliases if requested.
16195 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
16196 (ipa_tm_note_irrevocable): Same.
16197 (ipa_tm_scan_irr_block): Same.
16198 (ipa_tm_decrement_clone_counts): Same.
16199 (ipa_tm_scan_irr_function): Same.
16200 (ipa_tm_create_version_alias): Same.
16201 (ipa_tm_create_version): Same.
16202 (ipa_tm_transform_calls_redirect): Same.
16203 (ipa_tm_transform_calls): Same.
16204 (ipa_tm_transform_transaction): Same.
16205 (ipa_tm_execute): Same.
16207 2012-01-10 Richard Guenther <rguenther@suse.de>
16209 PR middle-end/51806
16210 * opts.c (common_handle_option): Handle -Werror.
16212 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
16214 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
16217 2012-01-10 Jason Merrill <jason@redhat.com>
16219 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
16222 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16224 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
16225 supports R_386_TLS_GD_PLT reloc.
16226 (gcc_cv_as_ix86_tlsldmplt): Check if linker
16227 supports R_386_TLS_LDM_PLT reloc.
16228 * configure: Regenerate.
16229 * config.in: Regenerate.
16231 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
16234 Extend __pgmx semantics to linearize memory.
16235 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
16236 determine if code comes inline or from libgcc.
16237 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
16238 (movmem_qi, movmem_qi): Set constraint #2 to "n".
16239 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
16240 (movmemx_qi, movmemx_hi): New insns.
16241 (xload_<mode>_libgcc): Rewrite to new insn condition.
16242 (xload_<mode>): Remove insns.
16243 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
16244 cases that don't satisfy avr_xload_libgcc_p().
16245 (avr_addr_space_convert): Allow converting in any direction.
16246 (avr_addr_space_subset_p): Return always true.
16247 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
16248 (avr_emit_movmemhi): Ditto.
16249 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
16250 (avr_out_movmem): Ditto.
16251 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
16252 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
16253 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
16254 (avr_encode_section_info): Encode 'progmem' in symbol flags.
16255 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
16257 2012-01-10 Richard Guenther <rguenther@suse.de>
16259 PR tree-optimization/50913
16260 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
16261 Require data-refs to be representable by Graphite with respect
16264 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
16266 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
16267 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
16269 2012-01-10 Tom de Vries <tom@codesourcery.com>
16271 PR rtl-optimization/51271
16272 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
16273 handling annulled branch.
16275 2012-01-10 Richard Henderson <rth@redhat.com>
16277 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
16278 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
16279 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
16280 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
16281 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
16282 arm_expand_vec_perm_const): New.
16283 * config/arm/arm-protos.h: Update.
16284 * config/arm/neon.md (UNSPEC_VCONCAT): New.
16285 (*neon_vswp<VDQX>): New.
16286 (neon_vcombine<VDX>): Use neon_split_vcombine.
16287 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
16288 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
16289 (vec_perm<VE>): New.
16291 2012-01-10 Richard Henderson <rth@redhat.com>
16293 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
16294 use it if reload_completed.
16295 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
16296 arm_output_asm_insn, arm_process_output_memory_barrier,
16297 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
16298 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
16299 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
16300 arm_process_output_sync_insn, arm_output_sync_insn,
16301 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
16302 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
16303 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
16304 (emit_unlikely_jump): New.
16305 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
16306 (arm_split_atomic_op): New.
16307 * config/arm/arm-protos.h: Update.
16308 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
16309 (struct arm_sync_generator): Remove.
16310 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
16311 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
16312 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
16313 (VUNSPEC_LL, VUNSPEC_SC): New.
16314 (sync_result, sync_memory, sync_required_value, sync_new_value,
16315 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
16316 (attr length): Don't use arm_sync_loop_insns.
16317 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
16318 (movsfcc, movdfcc): Likewise.
16319 * config/arm/constraints.md (Ua): New.
16320 * config/arm/prediates.md (mem_noofs_operand): New.
16321 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
16322 (sync_clobber, sync_t2_reqd): Remove.
16323 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
16324 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
16325 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
16326 (arm_sync_compare_and_swap<SIDI>): Remove.
16327 (arm_sync_compare_and_swap<NARROW>): Remove.
16328 (arm_sync_lock_test_and_set<SIDI>): Remove.
16329 (arm_sync_lock_test_and_set<NARROW>): Remove.
16330 (arm_sync_new_<syncop><SIDI>): Remove.
16331 (arm_sync_new_<syncop><NARROW>): Remove.
16332 (arm_sync_new_nand<SIDI>): Remove.
16333 (arm_sync_new_nand<NARROW>): Remove.
16334 (arm_sync_old_<syncop><SIDI>): Remove.
16335 (arm_sync_old_<syncop><NARROW>): Remove.
16336 (arm_sync_old_nand<SIDI>): Remove.
16337 (arm_sync_old_nand<NARROW>): Remove.
16338 (*memory_barrier): Merge arm_output_memory_barrier.
16339 (atomic_compare_and_swap<QHSD>): New.
16340 (atomic_compare_and_swap<NARROW>_1): New.
16341 (atomic_compare_and_swap<SIDI>_1): New.
16342 (atomic_exchange<QHSD>): New.
16343 (cas_cmp_operand, cas_cmp_str): New.
16344 (atomic_op_operand, atomic_op_str): New.
16345 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
16346 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
16347 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
16348 (arm_load_exclusive<NARROW>): New.
16349 (arm_load_exclusivesi, arm_load_exclusivedi): New.
16350 (arm_store_exclusive<QHSD>): New.
16352 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
16354 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
16355 reload patterns if -mvsx-scalar-memory.
16357 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
16358 generated, even -mno-vsx-scalar-double was used.
16359 (vsx_xscvdpsp_scalar): Likewise.
16360 (vsx_xscvspdp_scalar2): Likewise.
16362 2012-01-09 Tom de Vries <tom@codesourcery.com>
16363 Andrew Pinski <apinski@cavium.com>
16366 * reorg.c (fill_slots_from_thread): Don't speculate
16367 frame-related insns.
16369 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
16371 * sched-int.h (bb_note): Move to...
16372 * basic-block.h: ...here.
16373 * haifa-sched.c (bb_note): Move to...
16374 * cfgrtl.c: ...here.
16375 * function.c (next_block_for_reg): New function.
16376 (move_insn_for_shrink_wrap): Likewise.
16377 (prepare_shrink_wrap): Rewrite to use the above.
16379 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
16381 * gimple.c (is_gimple_non_addressable): Remove.
16382 * gimple.h: Remove is_gimple_non_addressable.
16383 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
16384 is_gimple_non_addressable.
16385 * trans-mem.c (expand_assign_tm): Same.
16387 2012-01-09 Richard Guenther <rguenther@suse.de>
16389 PR tree-optimization/51775
16390 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
16391 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
16393 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
16395 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
16397 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
16399 2012-01-09 Richard Guenther <rguenther@suse.de>
16401 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
16403 2012-01-08 Jan Hubicka <jh@suse.cz>
16405 PR tree-optimize/51680
16406 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
16407 on when known_vals needs to be computed; cleanup.
16409 2012-01-08 Jan Hubicka <jh@suse.cz>
16411 PR tree-optimize/51694
16412 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
16414 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
16416 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
16417 for -std=c++98 and -std=c++11 too.
16419 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
16421 * cfgloop.c (cancel_loop): Add free() of bbs array.
16423 2012-01-07 Jan Hubicka <jh@suse.cz>
16425 PR tree-optimization/51600
16426 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
16427 that benefits small functions.
16429 2012-01-07 Jan Hubicka <jh@suse.cz>
16431 * ipa-inline.c (want_inline_small_function_p): Fix formating.
16433 2012-01-07 Jan Hubicka <jh@suse.cz>
16435 PR tree-optimization/51680
16436 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
16437 whose inlining reduce unit size.
16439 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
16442 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
16443 Add canonical node to containing_mem chain after the non-canonical
16444 one, even if there weren't any locs to propagate.
16445 (remove_useless_values): Keep only canonical values.
16446 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
16447 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
16448 canonicalize mem_chain elements that are not discarded.
16450 2012-01-06 Jakub Jelinek <jakub@redhat.com>
16453 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
16454 before emitting functions.
16456 PR gcov-profile/50127
16457 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
16458 clear_aux_for_blocks.
16460 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
16463 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
16465 2012-01-06 Arnaud Charlet <charlet@adacore.com>
16467 * c-decl.c (ext_block): Moved up.
16468 (collect_all_refs, for_each_global_decl): Take ext_block into account.
16470 2012-01-06 Han Shen <shenhan@google.com>
16472 Translate built-in include paths for sysroot.
16473 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
16474 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
16476 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
16477 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
16479 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
16480 control whether sysroot should be prepended to gxx include dir.
16482 * configure: Regenerate.
16484 2012-01-06 Torvald Riegel <triegel@redhat.com>
16486 PR rtl-optimization/51771
16487 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
16488 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
16490 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
16492 PR tree-optimization/51315
16493 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
16494 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
16496 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
16499 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
16500 for shrp pattern. Correctly handle and fixup shift variable.
16501 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
16503 2012-01-05 Jakub Jelinek <jakub@redhat.com>
16506 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
16507 note when !ACCUMULATE_OUTGOING_ARGS.
16509 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
16511 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
16513 (extract_range_from_unary_expr_1): Avoid useless computations.
16515 2012-01-05 Jakub Jelinek <jakub@redhat.com>
16517 PR rtl-optimization/51767
16518 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
16519 of jump_block and add an extra edge for degenerated asm gotos.
16521 PR middle-end/51768
16522 * stmt.c (check_unique_operand_names): Don't ICE during error
16523 reporting if i is from labels chain.
16525 PR middle-end/44777
16526 * profile.c (branch_prob): Split bbs that have exit edge
16527 and need a fake entry edge too.
16529 2012-01-05 Jan Hubicka <jh@suse.cz>
16531 PR middle-end/49710
16532 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
16535 2012-01-05 Richard Guenther <rguenther@suse.de>
16538 * tree-streamer-out.c (write_ts_optimization): New function.
16539 (streamer_write_tree_body): Call it.
16540 * tree-streamer-in.c (lto_input_ts_optimization): New function.
16541 (streamer_read_tree_body): Call it.
16542 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
16544 2012-01-05 Jakub Jelinek <jakub@redhat.com>
16546 PR middle-end/51761
16547 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
16548 * gimplify.c (gimplify_cleanup_point_expr): Save and set
16549 in_cleanup_point_expr before gimplify_stmt call and restore it
16551 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
16552 in_cleanup_point_expr is false.
16554 2012-01-05 Richard Guenther <rguenther@suse.de>
16556 PR middle-end/51764
16557 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
16559 * toplev.c (process_options): Reject combining mudflap and LTO.
16560 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
16562 2012-01-05 Richard Guenther <rguenther@suse.de>
16564 PR tree-optimization/51760
16565 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
16567 (bit_value_unop): Handle UNDEFINED operands.
16568 (bit_value_binop): Likewise.
16570 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
16572 * config/avr/avr.c (avr_replace_prefix): Remove.
16573 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
16574 (avr_asm_function_rodata_section): Ditto.
16575 (avr_asm_select_section): Ditto.
16577 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
16579 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
16582 2012-01-05 Jakub Jelinek <jakub@redhat.com>
16585 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
16586 calls that have any non-fake successor edges.
16589 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
16591 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
16593 PR tree-optimization/51624
16594 * tree-sra.c (build_ref_for_model): When replicating a chain of
16595 COMPONENT_REFs, stop as soon as the offset would become negative.
16597 2012-01-04 Jakub Jelinek <jakub@redhat.com>
16600 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
16601 in .debug_loc on the floor.
16603 2012-01-04 Andrew Pinski <apinski@cavium.com>
16605 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
16607 2012-01-04 Andrew Pinski <apinski@cavium.com>
16608 Adam Nemet <anemet@caviumnetworks.com>
16610 * config/mips/mips.md (size): Add SI and DI.
16611 (SIZE): New mode attribute.
16612 (U): New code attribute.
16613 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
16614 (mips_lbux_<mode>): Delete.
16615 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
16616 (mips_lhx): Use gen_mips_lhx_extsi.
16617 (mips_lhx_<mode>): Delete.
16618 (mips_lwx): Delete.
16619 (mips_l<size>x): New expand.
16620 (mips_lwx_<mode>): Delete.
16621 (mips_l<GPR:size>x_<P:mode>): New pattern.
16622 (*mips_lw<u>x_<P:mode>_ext): Likewise.
16623 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
16624 * config/mips/mips.c (mips_lx_address_p): New function.
16625 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
16626 (dsp64): New availability predicate.
16627 (mips_builtins): Add an entry for __builtin_mips_ldx.
16628 * config/mips/mips.h (ISA_HAS_LBX): New define.
16629 (ISA_HAS_LBUX): Likewise.
16630 (ISA_HAS_LHX): Likewise.
16631 (ISA_HAS_LHUX): Likewise.
16632 (ISA_HAS_LWX): Likewise.
16633 (ISA_HAS_LWUX): Likewise.
16634 (ISA_HAS_LDX): Likewise.
16635 * doc/extend.texi (__builtin_mips_ldx): Document.
16637 2012-01-04 Tristan Gingold <gingold@adacore.com>
16639 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
16640 when long pointers are used.
16641 * config.build (*-*-*vms*): Handle all OpenVMS targets.
16642 (alpha64-dec-*vms*, alpha*-dec-*vms*)
16643 (ia64-hp-*vms*): Remove.
16644 * config/vms/xm-vms64.h: Delete.
16646 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
16648 PR middle-end/51472
16649 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
16651 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
16653 * opts.c (finish_options): Remove duplicate sorry.
16655 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
16657 PR middle-end/51696
16658 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
16661 2012-01-04 Richard Guenther <rguenther@suse.de>
16663 PR middle-end/51750
16664 * tree.c (size_low_cst): New function.
16665 * tree.h (size_low_cst): Declare.
16666 * fold-const.c (fold_comparison): Use it to extract the low
16667 part of the POINTER_PLUS_EXPR offset.
16669 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
16671 Fix clearing ZERO_REG
16672 * config/avr/avr.md (cc): Add alternative "ldi".
16673 (movqi_insn): Use it in cc attribute.
16674 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
16675 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
16676 (output_reload_insisf): Use ZERO_REG to pre-clear register.
16678 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16680 * configure: Regenerate.
16682 2012-01-04 Richard Guenther <rguenther@suse.de>
16684 PR tree-optimization/49651
16685 * tree-ssa-structalias.c (type_can_have_subvars): New function.
16686 (var_can_have_subvars): Use it.
16687 (get_constraint_for_1): Only consider subfields if there can be any.
16689 2012-01-03 Jakub Jelinek <jakub@redhat.com>
16692 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
16693 to its new canonical_cselib_val and the cselib_val was in
16694 first_containing_mem chain, but the canonical_cselib_val was not,
16695 add the latter into the chain.
16696 (cselib_invalidate_mem): Compare canonical_cselib_val of
16697 addr_list chain elt with v.
16700 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
16701 dwarf2out_undef): Allocate e.info using ggc_strdup instead
16703 (output_macinfo_op): Don't ggc_strdup fd->filename.
16704 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
16705 then ggc_strdup it. Don't free inc->info or cur->info.
16706 (output_macinfo): Don't free ref->info or file->info.
16708 2012-01-03 Ira Rosen <irar@il.ibm.com>
16710 PR tree-optimization/51269
16711 * tree-vect-loop-manip.c (set_prologue_iterations): Make
16712 first_niters a pointer.
16713 (slpeel_tree_peel_loop_to_edge): Likewise.
16714 (vect_do_peeling_for_loop_bound): Update call to
16715 slpeel_tree_peel_loop_to_edge.
16716 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
16717 here. Remove it from the parameters list.
16718 (vect_do_peeling_for_alignment): Update calls and compute
16719 wide_prolog_niters.
16721 2012-01-03 Richard Guenther <rguenther@suse.de>
16723 PR tree-optimization/51070
16724 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
16725 Properly handle calls.
16727 2012-01-03 Richard Guenther <rguenther@suse.de>
16729 PR tree-optimization/51692
16730 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
16731 the LHS of allocation stmts.
16733 2012-01-03 Olivier Hainque <hainque@adacore.com>
16735 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
16737 2012-01-03 Olivier Hainque <hainque@adacore.com>
16739 * collect2.c (main): In AIX specific computations for vector
16740 insertions, use CONST_CAST2 to cast from char ** to const char **.
16742 2012-01-03 Richard Guenther <rguenther@suse.de>
16745 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
16746 the context of a limbo DIE when it does not already exist.
16748 2012-01-03 Jakub Jelinek <jakub@redhat.com>
16750 PR tree-optimization/51719
16751 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
16752 but direct call is, clear direct call's lhs and don't add fallthrough
16753 edge from dcall_bb to join_bb and PHIs.
16755 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16757 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
16758 the instructions emitted by the pattern.
16759 ("*TDC_insn_<mode>"): Add comment.
16761 2012-01-03 Richard Guenther <rguenther@suse.de>
16763 PR middle-end/51730
16764 * fold-const.c (fold_comparison): Properly canonicalize
16765 tree offset and HOST_WIDE_INT bit position.
16767 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
16769 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
16770 operands for extzv pattern.
16772 2012-01-02 Jakub Jelinek <jakub@redhat.com>
16775 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
16778 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
16780 * doc/invoke.texi (-flto and related options): Copy-edit.
16782 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
16784 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
16786 2012-01-02 Jakub Jelinek <jakub@redhat.com>
16788 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
16791 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
16793 * expr.h (move_by_pieces_ninsns): Declare.
16794 * expr.c (move_by_pieces_ninsns): Make external.
16795 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
16796 (mips_store_by_pieces_p): Likewise.
16797 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
16798 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
16799 * config/mips/mips.c (mips_move_by_pieces_p): New function.
16800 (mips_store_by_pieces_p): Likewise.
16802 2012-01-02 Jakub Jelinek <jakub@redhat.com>
16804 * passes.c (register_one_dump_file): Free full_name.
16806 * reload1.c (reload): Don't allocate reg_max_ref_width here.
16807 (calculate_elim_costs_all_insns): Free offsets_at and
16808 offsets_known_at at the end and clear the pointers.
16810 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
16812 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
16813 this option introduced in r180739.
16815 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
16818 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
16819 (tmake_file target=avr): Add avr/t-multilib.
16821 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
16822 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
16823 * config/avr/genmultilib.awk: New file.
16824 * config/avr/t-multilib: New auto-generated file.
16825 * config/avr/multilib.h: New auto-generated file.
16826 * config/avr/t-avr (AVR_MCUS): New variable.
16827 (genopt.sh): Use it.
16828 (s-mlib): Depend on t-multilib.
16829 (t-multilib, multilib.h): New dependencies.
16830 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
16831 (MULTILIB_OPTIONS): Remove.
16832 (MULTILIB_MATCHES): Remove.
16833 (MULTILIB_DIRNAMES): Remove.
16834 (MULTILIB_EXCEPTIONS): Remove:
16835 * config/avr/genopt.sh: Don't use hard coded file name;
16836 pass AVR_MCUS from t-avr instead.
16838 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
16840 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
16842 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
16844 Implement light-weight DImode support.
16845 * config/avr/avr-dimode.md: New file.
16846 * config/avr/avr.md: Include it.
16847 (adjust_len): Add plus64, compare64.
16848 (HIDI): Remove code iterator.
16849 (code_stdname): New code attribute.
16850 (rotx, rotsmode): Remove DI.
16851 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
16853 * config/avr/avr-protos.h (avr_have_dimode): New.
16854 (avr_out_plus64, avr_out_compare64): New.
16855 * config/avr/avr.c (avr_out_compare): Handle DImode.
16856 (avr_have_dimode): New variable definition and initialization.
16857 (avr_out_compare64, avr_out_plus64): New functions.
16858 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
16859 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
16860 (avr_compare_pattern): Skip DImode comparisons.
16862 2012-01-02 Revital Eres <revital.eres@linaro.org>
16864 * ddg.c (def_has_ccmode_p): New function.
16865 (add_cross_iteration_register_deps,
16866 create_ddg_dep_from_intra_loop_link): Call it.
16868 2012-01-02 Richard Guenther <rguenther@suse.de>
16871 * invoke.texi (fassociative-math): Remove spurious paranthesis.
16873 2012-01-01 Jakub Jelinek <jakub@redhat.com>
16875 * gcc.c (process_command): Update copyright notice dates.
16876 * gcov.c (print_version): Likewise.
16877 * gcov-dump.c (print_version): Likewise.
16878 * mips-tfile.c (main): Likewise.
16879 * mips-tdump.c (main): Likewise.
16881 2012-01-01 Ira Rosen <irar@il.ibm.com>
16883 PR tree-optimization/51704
16884 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
16885 a use is inside the basic block or loop before accessing its vect info.
16887 2012-01-01 Jan Hubicka <jhjh@suse.cz>
16889 PR rtl-optimization/51069
16890 * cfgloopmanip.c (remove_path): Removing path making irreducible
16891 region unconditional makes BB part of the region.
16893 2012-01-01 Jakub Jelinek <jakub@redhat.com>
16895 PR tree-optimization/51683
16896 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
16897 calls with side-effects.
16898 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
16900 Copyright (C) 2012 Free Software Foundation, Inc.
16902 Copying and distribution of this file, with or without modification,
16903 are permitted in any medium without royalty provided the copyright
16904 notice and this notice are preserved.